Tag Archives: rock drilling machine

China Hot selling Yg Manufacturer Low Price 300m Rock Percussion Drilling Machine for Sale near me shop

Product Description

100m-600m Deep Geological Soil Survey Mine Drilling Rig

Product description
YG-130 truck-mounted drilling rig is designed to meet the needs of high-speed, high efficiency and high mobility in field drilling,which is a multi-function hydraulic vehicle-mounted rotary drilling rig.The  automobile chassis chassis, transmission system and rig winch, mud pump and other important accessories installed in the chassis. The layout is reasonable, compact, and easy to operate.It is equipped with high pressure,big flow BW250 or BW160 mud pump,which can ensure drilling depth and diameter.The rig has shifting device,  it can move on the vehicle and is convenient to operate while drilling.The hydraulic folding mast is safe and convenient to pack.The rigs own reasonable structure, simple operation,easy maintenance and speedy transport.
Application:

  • Geological survey exploration,
  • Road and high-rise building foundation exploration
  • Various concrete structure inspection holes
  • River dams
  • Roadbed grouting holes
  • Direct grouting
  • Civil water wells
  • Ground temperature central air conditioning

Product Parameters 

Model YG- 130 YG-180 YG-200
Drilling depth(m) 130 180 200
Drill rod dia(mm) 42-60 42-60 42-60
Drilling diameter(mm) 220-75 220-75 325-75
Drilling Angel(mm) 90-75 90-75 90-75
Matching power (kw) 13.2 13.2 15
Dimension(m) 4*1.7*2.3 4*1.7*2.3 4*1.7*.2.3
Speed(r/min) 124/285/570 130/300/480/730/830/1045 64/128/287/557
Stroke(mm) 450 450 450
Weight without power(kg) 2750 2800 3000
Mud pump BW-160/BW-250 BW-160/BW-250 BW-160/BW-250
Motor tricycle
 
Model 7YP1475D1 7YP1475D1 7YP1475D1
Emission standard GB19756-2005(II) GB19756-2005(II) GB19756-2005(II)
Rated speed(r/min) 2200 2200 2200
Rated power (kw) 18.3 18.3 18.3
Drill mast Rated load(ton) 18 18 18
Height(m) 6.5 6.5 6.5
Winch Displacement(L/MIN) 160 160 160
Max.pressure(Mpa) 1.3 1.3 1.3
times/min 165 165 165
  Inlet hose dia.(mm) 51 51 51
Outlet hose dia.(mm) 32 32 32

Product Strength

  1. Truck mounted drilling rigs are muti-function hydraulic spindle rotary drilling rig
  2. YG-200 uses HangZhou motor tyicyle 7y-1475d1 Tangjun Duolika as truck chassis .
  3. Drilling rig and mud pump are installed on the chassis in reasonable&compact layout.
  4. Equipped with B-160 or BW 250 mud pump, high pressure, large flow, it ensures drill depth and diameter.  
  5. Equipped with a mobile device which can realize the movement of the rig itself forward and back, which is convenient for wellhead operation.
  6. Automatic hydraulic -control drill mast, is easy to operate and ensure safety.

Product details

Working display

Company Information
ZheJiang CZPT Machinery Co.,Ltd. is specialized in machinery in China over 20 years.We are committed to researching and developing all kinds of mineral equipment, construction machinery, prestressed machinery, metallurgy machinery etc.
  
ZheJiang CZPT Machinery Co., Ltd aims to have top quality, top reputation and top service. “Quality First, Reputation First, Be Innovative, Be Excellent” has always been our purpose. We warmly welcome your corporation from all fields and build great future for us all.

RFQ

1.Are you manufacturer or trade company?
   We are manufacturer focused on machinery over 20 years.
2. What Should We do if the Item doesn’t Meet our Requirements after Receiveing?
    If the item doesn’t meet your requirements after receiving it, you can return it within 10-15 days.

3. How Long is your Delivery Time?
    It depends on the machine you buy and the quantity. Generally it is 3-5 days if the machine is in      stock. And it will take 15-30 days if you want customized type.

4.What about the packing?
  Standard wooden case.
5.Warranty:
  One year.
6.Any other service you can provide?
logo printing; customized color; any other reasonable request from our clients.
7.Can we visit to your factory?
  Yes, of course. Welcome to our factory to see our machine any time.
8.Have you exported this machine to other countries?
   Yes, we have exported this machine to many countries, such as United State, South America, Africa, the Middle East and Asia and so on.
 9.What is your Payment Term?
A: We accept T/T, Western Union, Money Gram, Paypal, Alibaba Escrow etc. Payment=USD 5000, 30% T/T in advance, balance before shipment.
 

Service
Pre-sale Service:
1.Help you to chose the fit machine.
2.Making the machine according to your requirement.
Sale Service:
1.Acceptance equipment together with you.
2.Help you to make the method statement and the details of the process.
After Service:
1.Guarantee for a year.
2.Quality problem,we will send you the accessories.

More information ,please contact :
 

Guide to Drive Shafts and U-Joints

If you’re concerned about the performance of your car’s driveshaft, you’re not alone. Many car owners are unaware of the warning signs of a failed driveshaft, but knowing what to look for can help you avoid costly repairs. Here is a brief guide on drive shafts, U-joints and maintenance intervals. Listed below are key points to consider before replacing a vehicle driveshaft.
air-compressor

Symptoms of Driveshaft Failure

Identifying a faulty driveshaft is easy if you’ve ever heard a strange noise from under your car. These sounds are caused by worn U-joints and bearings supporting the drive shaft. When they fail, the drive shafts stop rotating properly, creating a clanking or squeaking sound. When this happens, you may hear noise from the side of the steering wheel or floor.
In addition to noise, a faulty driveshaft can cause your car to swerve in tight corners. It can also lead to suspended bindings that limit overall control. Therefore, you should have these symptoms checked by a mechanic as soon as you notice them. If you notice any of the symptoms above, your next step should be to tow your vehicle to a mechanic. To avoid extra trouble, make sure you’ve taken precautions by checking your car’s oil level.
In addition to these symptoms, you should also look for any noise from the drive shaft. The first thing to look for is the squeak. This was caused by severe damage to the U-joint attached to the drive shaft. In addition to noise, you should also look for rust on the bearing cap seals. In extreme cases, your car can even shudder when accelerating.
Vibration while driving can be an early warning sign of a driveshaft failure. Vibration can be due to worn bushings, stuck sliding yokes, or even springs or bent yokes. Excessive torque can be caused by a worn center bearing or a damaged U-joint. The vehicle may make unusual noises in the chassis system.
If you notice these signs, it’s time to take your car to a mechanic. You should check regularly, especially heavy vehicles. If you’re not sure what’s causing the noise, check your car’s transmission, engine, and rear differential. If you suspect that a driveshaft needs to be replaced, a certified mechanic can replace the driveshaft in your car.
air-compressor

Drive shaft type

Driveshafts are used in many different types of vehicles. These include four-wheel drive, front-engine rear-wheel drive, motorcycles and boats. Each type of drive shaft has its own purpose. Below is an overview of the 3 most common types of drive shafts:
The driveshaft is a circular, elongated shaft that transmits torque from the engine to the wheels. Drive shafts often contain many joints to compensate for changes in length or angle. Some drive shafts also include connecting shafts and internal constant velocity joints. Some also include torsional dampers, spline joints, and even prismatic joints. The most important thing about the driveshaft is that it plays a vital role in transmitting torque from the engine to the wheels.
The drive shaft needs to be both light and strong to move torque. While steel is the most commonly used material for automotive driveshafts, other materials such as aluminum, composites, and carbon fiber are also commonly used. It all depends on the purpose and size of the vehicle. Precision Manufacturing is a good source for OEM products and OEM driveshafts. So when you’re looking for a new driveshaft, keep these factors in mind when buying.
Cardan joints are another common drive shaft. A universal joint, also known as a U-joint, is a flexible coupling that allows 1 shaft to drive the other at an angle. This type of drive shaft allows power to be transmitted while the angle of the other shaft is constantly changing. While a gimbal is a good option, it’s not a perfect solution for all applications.
CZPT, Inc. has state-of-the-art machinery to service all types of drive shafts, from small cars to race cars. They serve a variety of needs, including racing, industry and agriculture. Whether you need a new drive shaft or a simple adjustment, the staff at CZPT can meet all your needs. You’ll be back on the road soon!

U-joint

If your car yoke or u-joint shows signs of wear, it’s time to replace them. The easiest way to replace them is to follow the steps below. Use a large flathead screwdriver to test. If you feel any movement, the U-joint is faulty. Also, inspect the bearing caps for damage or rust. If you can’t find the u-joint wrench, try checking with a flashlight.
When inspecting U-joints, make sure they are properly lubricated and lubricated. If the joint is dry or poorly lubricated, it can quickly fail and cause your car to squeak while driving. Another sign that a joint is about to fail is a sudden, excessive whine. Check your u-joints every year or so to make sure they are in proper working order.
Whether your u-joint is sealed or lubricated will depend on the make and model of your vehicle. When your vehicle is off-road, you need to install lubricable U-joints for durability and longevity. A new driveshaft or derailleur will cost more than a U-joint. Also, if you don’t have a good understanding of how to replace them, you may need to do some transmission work on your vehicle.
When replacing the U-joint on the drive shaft, be sure to choose an OEM replacement whenever possible. While you can easily repair or replace the original head, if the u-joint is not lubricated, you may need to replace it. A damaged gimbal joint can cause problems with your car’s transmission or other critical components. Replacing your car’s U-joint early can ensure its long-term performance.
Another option is to use 2 CV joints on the drive shaft. Using multiple CV joints on the drive shaft helps you in situations where alignment is difficult or operating angles do not match. This type of driveshaft joint is more expensive and complex than a U-joint. The disadvantages of using multiple CV joints are additional length, weight, and reduced operating angle. There are many reasons to use a U-joint on a drive shaft.
air-compressor

maintenance interval

Checking U-joints and slip joints is a critical part of routine maintenance. Most vehicles are equipped with lube fittings on the driveshaft slip joint, which should be checked and lubricated at every oil change. CZPT technicians are well-versed in axles and can easily identify a bad U-joint based on the sound of acceleration or shifting. If not repaired properly, the drive shaft can fall off, requiring expensive repairs.
Oil filters and oil changes are other parts of a vehicle’s mechanical system. To prevent rust, the oil in these parts must be replaced. The same goes for transmission. Your vehicle’s driveshaft should be inspected at least every 60,000 miles. The vehicle’s transmission and clutch should also be checked for wear. Other components that should be checked include PCV valves, oil lines and connections, spark plugs, tire bearings, steering gearboxes and brakes.
If your vehicle has a manual transmission, it is best to have it serviced by CZPT’s East Lexington experts. These services should be performed every 2 to 4 years or every 24,000 miles. For best results, refer to the owner’s manual for recommended maintenance intervals. CZPT technicians are experienced in axles and differentials. Regular maintenance of your drivetrain will keep it in good working order.

China Hot selling Yg Manufacturer Low Price 300m Rock Percussion Drilling Machine for Sale   near me shop China Hot selling Yg Manufacturer Low Price 300m Rock Percussion Drilling Machine for Sale   near me shop

China wholesaler Hot Rock Drill / Core Drilling Rig / Drilling Rig / Drilling Machine with high quality

Product Description

Hot rock drill / core drilling rig / drilling rig / drilling machine

Product Description :
 

1.Introduction of drilling machine

Drilling rig is mainly used for geological general investigation and exploration,road and tall building foundation exploration, kinds of hole in concrete structure,river levees,sub-grade grouting hole drilling and drilling and direct grouting, civil wells and earth temperature central air-conditioner,etc

2.Features of drilling machine

1.53*59 drilling rod adopted, high rigidity and strong delivery torque.

 

2.The machine is equipped with national patent technology-taper clutch,with characteristic of strong transmission torque,easy operation and free maintenance. 3.for the winch, we use large module planetary gear and add supporting frame, greatly increasing hoisting and braking ability of the winch.

4.Vertical spindle are fixed by 4 groups of bearings to ensure that the rotary machine is rigid enough for gravel layer and other complex geologic conditions. 5.We are the first 1 to equip mud pump with the flow 160L/min in China so that it will save cost and also make the machine compact, mobile and lightweight.

2. Technical parameters of drilling machine
 

Model HT-200
Drilling depth   200m
Maximum open hole caliber φ75-φ300mm
End hole caliber 75mm
Kelly bar 53/59*4200mm
Drill diameter  φ50,φ60mm
Drill angle 90°~75°
Engine (diesel engine) 15/2200kW/r/min
Weight/size 1150kg/2700*950*1770
                            Vertical shaft
Vertical speed 64,128,287,557r/min
Spindle stroke 450mm
                                Hoist
Single line lifting weight 24kN
Single line lifting speed 0.12,0.22,0.49,0.95m/s
Reel diameter φ140mm
Wire rope diameter Φ13mm
Wire rope capacity 35m
                                 Rig
Rated load 5t
Rated load 6m
Tower legs specifications 89mm
                              Mud pump
Model BW145
  Maximum pressure 2Mpa
Capacity 140L/min
Reciprocation number of times 93 /min
Water inlet caliber φ51mm*4.5m
Water to exit caliber φ32mm*6m

Product Picture :

 

 Picture of  drilling machine 

Packaging Delievery : 

Certifications :

Our Customers :

Contact Us :

 

Types of Screw Shafts

Screw shafts come in various types and sizes. These types include fully threaded, Lead, and Acme screws. Let’s explore these types in more detail. What type of screw shaft do you need? Which 1 is the best choice for your project? Here are some tips to choose the right screw:

Machined screw shaft

The screw shaft is a basic piece of machinery, but it can be further customized depending on the needs of the customer. Its features include high-precision threads and ridges. Machined screw shafts are generally manufactured using high-precision CNC machines or lathes. The types of screw shafts available vary in shape, size, and material. Different materials are suitable for different applications. This article will provide you with some examples of different types of screw shafts.
Ball screws are used for a variety of applications, including mounting machines, liquid crystal devices, measuring devices, and food and medical equipment. Various shapes are available, including miniature ball screws and nut brackets. They are also available without keyway. These components form a high-accuracy feed mechanism. Machined screw shafts are also available with various types of threaded ends for ease of assembly. The screw shaft is an integral part of linear motion systems.
When you need a machined screw shaft, you need to know the size of the threads. For smaller machine screws, you will need a mating part. For smaller screw sizes, the numbers will be denominated as industry Numeric Sizes. These denominations are not metric, but rather in mm, and they may not have a threads-per-inch designation. Similarly, larger machine screws will usually have threads that have a higher pitch than those with a lower pitch.
Another important feature of machine screws is that they have a thread on the entire shaft, unlike their normal counterparts. These machine screws have finer threads and are intended to be screwed into existing tapped holes using a nut. This means that these screws are generally stronger than other fasteners. They are usually used to hold together electronic components, industrial equipment, and engines. In addition to this, machine screws are usually made of a variety of materials.
screwshaft

Acme screw

An Acme screw is the most common type of threaded shaft available. It is available in a variety of materials including stainless steel and carbon steel. In many applications, it is used for large plates in crushing processes. ACME screws are self-locking and are ideal for applications requiring high clamping force and low friction. They also feature a variety of standard thread forms, including knurling and rolled worms.
Acme screws are available in a wide range of sizes, from 1/8″ to 6″. The diameter is measured from the outside of the screw to the bottom of the thread. The pitch is equal to the lead in a single start screw. The lead is equal to the pitch plus the number of starts. A screw of either type has a standard pitch and a lead. Acme screws are manufactured to be accurate and durable. They are also widely available in a wide range of materials and can be customized to fit your needs.
Another type of Acme screw is the ball screw. These have no back drive and are widely used in many applications. Aside from being lightweight, they are also able to move at faster speeds. A ball screw is similar to an Acme screw, but has a different shape. A ball screw is usually longer than an Acme screw. The ball screw is used for applications that require high linear speeds. An Acme screw is a common choice for many industries.
There are many factors that affect the speed and resolution of linear motion systems. For example, the nut position and the distance the screw travels can all affect the resolution. The total length of travel, the speed, and the duty cycle are all important. The lead size will affect the maximum linear speed and force output. If the screw is long, the greater the lead size, the higher the resolution. If the lead length is short, this may not be the most efficient option.
screwshaft

Lead screw

A lead screw is a threaded mechanical device. A lead screw consists of a cylindrical shaft, which includes a shallow thread portion and a tightly wound spring wire. This spring wire forms smooth, hard-spaced thread convolutions and provides wear-resistant engagement with the nut member. The wire’s leading and trailing ends are anchored to the shaft by means appropriate to the shaft’s composition. The screw is preferably made of stainless steel.
When selecting a lead screw, 1 should first determine its critical speed. The critical speed is the maximum rotations per minute based on the natural frequency of the screw. Excessive backlash will damage the lead screw. The maximum number of revolutions per minute depends on the screw’s minor diameter, length, assembly alignment, and end fixity. Ideally, the critical speed is 80% of its evaluated critical speed. A critical speed is not exceeded because excessive backlash would damage the lead screw and may be detrimental to the screw’s performance.
The PV curve defines the safe operating limits of a lead screw. This relationship describes the inverse relationship between contact surface pressure and sliding velocity. As the PV value increases, a lower rotation speed is required for heavier axial loads. Moreover, PV is affected by material and lubrication conditions. Besides, end fixity, which refers to the way the lead screw is supported, also affects its critical speed. Fixed-fixed and free end fixity are both possible.
Lead screws are widely used in industries and everyday appliances. In fact, they are used in robotics, lifting equipment, and industrial machinery. High-precision lead screws are widely used in the fields of engraving, fluid handling, data storage, and rapid prototyping. Moreover, they are also used in 3D printing and rapid prototyping. Lastly, lead screws are used in a wide range of applications, from measuring to assembly.

Fully threaded screw

A fully threaded screw shaft can be found in many applications. Threading is an important feature of screw systems and components. Screws with threaded shafts are often used to fix pieces of machinery together. Having fully threaded screw shafts ensures that screws can be installed without removing the nut or shaft. There are 2 major types of screw threads: coarse and fine. When it comes to coarse threads, UTS is the most common type, followed by BSP.
In the 1840s, a British engineer named Joseph Whitworth created a design that was widely used for screw threads. This design later became the British Standard Whitworth. This standard was used for screw threads in the United States during the 1840s and 1860s. But as screw threads evolved and international standards were established, this system remained largely unaltered. A new design proposed in 1864 by William Sellers improved upon Whitworth’s screw threads and simplified the pitch and surface finish.
Another reason for using fully threaded screws is their ability to reduce heat. When screw shafts are partially threaded, the bone grows up to the screw shaft and causes the cavity to be too narrow to remove it. Consequently, the screw is not capable of backing out. Therefore, fully threaded screws are the preferred choice for inter-fragmentary compression in children’s fractures. However, surgeons should know the potential complication when removing metalwork.
The full thread depth of a fully threaded screw is the distance at which a male thread can freely thread into the shaft. This dimension is typically 1 millimeter shy of the total depth of the drilled hole. This provides space for tap lead and chips. The full-thread depth also makes fully threaded screws ideal for axially-loaded connections. It is also suitable for retrofitting applications. For example, fully threaded screws are commonly used to connect 2 elements.
screwshaft

Ball screw

The basic static load rating of a ball screw is determined by the product of the maximum axial static load and the safety factor “s0”. This factor is determined by past experience in similar applications and should be selected according to the design requirements of the application. The basic static load rating is a good guideline for selecting a ball screw. There are several advantages to using a ball screw for a particular application. The following are some of the most common factors to consider when selecting a ball screw.
The critical speed limit of a ball screw is dependent on several factors. First of all, the critical speed depends on the mass, length and diameter of the shaft. Second, the deflection of the shaft and the type of end bearings determine the critical speed. Finally, the unsupported length is determined by the distance between the ball nut and end screw, which is also the distance between bearings. Generally, a ball screw with a diameter greater than 1.2 mm has a critical speed limit of 200 rpm.
The first step in manufacturing a high-quality ball screw is the choice of the right steel. While the steel used for manufacturing a ball screw has many advantages, its inherent quality is often compromised by microscopic inclusions. These microscopic inclusions may eventually lead to crack propagation, surface fatigue, and other problems. Fortunately, the technology used in steel production has advanced, making it possible to reduce the inclusion size to a minimum. However, higher-quality steels can be expensive. The best material for a ball screw is vacuum-degassed pure alloy steel.
The lead of a ball screw shaft is also an important factor to consider. The lead is the linear distance between the ball and the screw shaft. The lead can increase the amount of space between the balls and the screws. In turn, the lead increases the speed of a screw. If the lead of a ball screw is increased, it may increase its accuracy. If not, the lead of a ball screw can be improved through preloading, lubrication, and better mounting accuracy.

China wholesaler Hot Rock Drill / Core Drilling Rig / Drilling Rig / Drilling Machine   with high qualityChina wholesaler Hot Rock Drill / Core Drilling Rig / Drilling Rig / Drilling Machine   with high quality

China high quality 2021 Hot Sale Hydraulic Water Wells Rock Drilling Machine with Hot selling

Product Description

                              High Quality Portable Water Well Drilling Rigs Machine

Product description:
Hydraulic core drilling rig is mainly used for geological general investigation and exploration,kinds of hole in concrete structure,road and tall building foundation exploration,river levees,subgrade grouting hole drilling and direct grouting,civil wells and earth temperature central air conditioner,etc.

Features:

  1. Engine:Feed by hydraulic cylinder,the drilling efficiency is higher and it can save labor.
  2. Drill rod:53×59 drilling rod adopted,high rigidity and strong delivery torque.
  3. Spindle:Vertical spindle are fixed by 4 groups of bearing to ensure that the rotary machine is rigid enough for gravel layer and other complex geoloical conditions.
  4. Mud pump:Equip mud pump with flow 160L/min,save cost and also make the structure compact
  5. Concentrated handle, small footprint,light weight, strong decomposition, easy to move.

Technical parameters:

The whole machine parameters
Model YG130Y/130YY YG180YG/180YYG YG200Y/200YY
Drill hole depth 130m 180m 200m
Maximum opening diameter Φ75-Φ220mm Φ75-Φ220mm Φ75-Φ325mm
Final hole diameter Φ75mm Φ75mm Φ75mm
Take the initiative to drill pipe 53/59*4200mm 53/59*4200mm 53/59*4200mm
Drill pipe diameter Φ42-60mm Φ42-60mm Φ42-60mm
Borehole inclination 90°- 75° 90°- 75° 90°- 75°
Power(diesel engine) 13.2/2200kw/r/min 13.2/2200kw/r/min 15/2200kw/r/min
Size 2.4*0.8*1.4m 2.4*0.8*1.3m 2.7*0.9*1.5
Vertical shaft
Vertical spindle speed 142,285,570r/min 130,480,730,1045r/min 64,28,287,557r/min
Vertical stroke 450mm 450mm 450mm
Hoist
Single rope lift 2000 2100 2500
Single rope winding speed 0.41-1.64m/s 0.35-2.23m/s 0.12-0.95m/s
Drum diameter Φ140mm Φ140mm Φ140mm
Diameter of wire rope Φ9.3mm Φ9.3mm Φ13mm
Wire rope capacity 27m 27m 35m
Rig
Rated load 18t 18t 18t
Effective height 6.5m 6.5m 6.5m
Tower leg specifications Φ73mm Φ73mm Φ89mm
Mud pump
Model BW95 BW95 BW145
Flow 95L/min 95L/min 145L/min
Maximum pressure 1.2Mpa 1.2Mpa 2Mpa
Reciprocating frequency 93times/min 93times/min 93times/min
Suction pipe diameter Φ51mm*4.5m Φ51mm*4.5m Φ51mm*4.5m

Packing&Delivery:

Company Informations:

 

Screws and Screw Shafts

A screw is a mechanical device that holds objects together. Screws are usually forged or machined. They are also used in screw jacks and press-fitted vises. Their self-locking properties make them a popular choice in many different industries. Here are some of the benefits of screws and how they work. Also read about their self-locking properties. The following information will help you choose the right screw for your application.

Machined screw shaft

A machined screw shaft can be made of various materials, depending on the application. Screw shafts can be made from stainless steel, brass, bronze, titanium, or iron. Most manufacturers use high-precision CNC machines or lathes to manufacture these products. These products come in many sizes and shapes, and they have varying applications. Different materials are used for different sizes and shapes. Here are some examples of what you can use these screws for:
Screws are widely used in many applications. One of the most common uses is in holding objects together. This type of fastener is used in screw jacks, vises, and screw presses. The thread pitch of a screw can vary. Generally, a smaller pitch results in greater mechanical advantage. Hence, a machined screw shaft should be sized appropriately. This ensures that your product will last for a long time.
A machined screw shaft should be compatible with various threading systems. In general, the ASME system is used for threaded parts. The threaded hole occupies most of the shaft. The thread of the bolt occupy either part of the shaft, or the entire one. There are also alternatives to bolts, including riveting, rolling pins, and pinned shafts. These alternatives are not widely used today, but they are useful for certain niche applications.
If you are using a ball screw, you can choose to anneal the screw shaft. To anneal the screw shaft, use a water-soaked rag as a heat barrier. You can choose from 2 different options, depending on your application. One option is to cover the screw shaft with a dust-proof enclosure. Alternatively, you can install a protective heat barrier over the screw shaft. You can also choose to cover the screw shaft with a dust-proof machine.
If you need a smaller size, you can choose a smaller screw. It may be smaller than a quarter of an inch, but it may still be compatible with another part. The smaller ones, however, will often have a corresponding mating part. These parts are typically denominated by their ANSI numerical size designation, which does not indicate threads-per-inch. There is an industry standard for screw sizes that is a little easier to understand.
screwshaft

Ball screw nut

When choosing a Ball screw nut for a screw shaft, it is important to consider the critical speed of the machine. This value excites the natural frequency of a screw and determines how fast it can be turned. In other words, it varies with the screw diameter and unsupported length. It also depends on the screw shaft’s diameter and end fixity. Depending on the application, the nut can be run at a maximum speed of about 80% of its theoretical critical speed.
The inner return of a ball nut is a cross-over deflector that forces the balls to climb over the crest of the screw. In 1 revolution of the screw, a ball will cross over the nut crest to return to the screw. Similarly, the outer circuit is a circular shape. Both flanges have 1 contact point on the ball shaft, and the nut is connected to the screw shaft by a screw.
The accuracy of ball screws depends on several factors, including the manufacturing precision of the ball grooves, the compactness of the assembly, and the set-up precision of the nut. Depending on the application, the lead accuracy of a ball screw nut may vary significantly. To improve lead accuracy, preloading, and lubrication are important. Ewellix ball screw assembly specialists can help you determine the best option for your application.
A ball screw nut should be preloaded prior to installation in order to achieve the expected service life. The smallest amount of preload required can reduce a ball screw’s calculated life by as much as 90 percent. Using a lubricant of a standard grade is recommended. Some lubricants contain additives. Using grease or oil in place of oil can prolong the life of the screw.
A ball screw nut is a type of threaded nut that is used in a number of different applications. It works similar to a ball bearing in that it contains hardened steel balls that move along a series of inclined races. When choosing a ball screw nut, engineers should consider the following factors: speed, life span, mounting, and lubrication. In addition, there are other considerations, such as the environment in which the screw is used.
screwshaft

Self-locking property of screw shaft

A self-locking screw is 1 that is capable of rotating without the use of a lock washer or bolt. This property is dependent on a number of factors, but 1 of them is the pitch angle of the thread. A screw with a small pitch angle is less likely to self-lock, while a large pitch angle is more likely to spontaneously rotate. The limiting angle of a self-locking thread can be calculated by calculating the torque Mkdw at which the screw is first released.
The pitch angle of the screw’s threads and its coefficient of friction determine the self-locking function of the screw. Other factors that affect its self-locking function include environmental conditions, high or low temperature, and vibration. Self-locking screws are often used in single-line applications and are limited by the size of their pitch. Therefore, the self-locking property of the screw shaft depends on the specific application.
The self-locking feature of a screw is an important factor. If a screw is not in a state of motion, it can be a dangerous or unusable machine. The self-locking property of a screw is critical in many applications, from corkscrews to threaded pipe joints. Screws are also used as power linkages, although their use is rarely necessary for high-power operations. In the archimedes’ screw, for example, the blades of the screw rotate around an axis. A screw conveyor uses a rotating helical chamber to move materials. A micrometer uses a precision-calibrated screw to measure length.
Self-locking screws are commonly used in lead screw technology. Their pitch and coefficient of friction are important factors in determining the self-locking property of screws. This property is advantageous in many applications because it eliminates the need for a costly brake. Its self-locking property means that the screw will be secure without requiring a special kind of force or torque. There are many other factors that contribute to the self-locking property of a screw, but this is the most common factor.
Screws with right-hand threads have threads that angle up to the right. The opposite is true for left-hand screws. While turning a screw counter-clockwise will loosen it, a right-handed person will use a right-handed thumb-up to turn it. Similarly, a left-handed person will use their thumb to turn a screw counter-clockwise. And vice versa.
screwshaft

Materials used to manufacture screw shaft

Many materials are commonly used to manufacture screw shafts. The most common are steel, stainless steel, brass, bronze, and titanium. These materials have advantages and disadvantages that make them good candidates for screw production. Some screw types are also made of copper to fight corrosion and ensure durability over time. Other materials include nylon, Teflon, and aluminum. Brass screws are lightweight and have aesthetic appeal. The choice of material for a screw shaft depends on the use it will be made for.
Shafts are typically produced using 3 steps. Screws are manufactured from large coils, wire, or round bar stock. After these are produced, the blanks are cut to the appropriate length and cold headed. This cold working process pressudes features into the screw head. More complicated screw shapes may require 2 heading processes to achieve the desired shape. The process is very precise and accurate, so it is an ideal choice for screw manufacturing.
The type of material used to manufacture a screw shaft is crucial for the function it will serve. The type of material chosen will depend on where the screw is being used. If the screw is for an indoor project, you can opt for a cheaper, low-tech screw. But if the screw is for an outdoor project, you’ll need to use a specific type of screw. This is because outdoor screws will be exposed to humidity and temperature changes. Some screws may even be coated with a protective coating to protect them from the elements.
Screws can also be self-threading and self-tapping. The self-threading or self-tapping screw creates a complementary helix within the material. Other screws are made with a thread which cuts into the material it fastens. Other types of screws create a helical groove on softer material to provide compression. The most common uses of a screw include holding 2 components together.
There are many types of bolts available. Some are more expensive than others, but they are generally more resistant to corrosion. They can also be made from stainless steel or aluminum. But they require high-strength materials. If you’re wondering what screws are, consider this article. There are tons of options available for screw shaft manufacturing. You’ll be surprised how versatile they can be! The choice is yours, and you can be confident that you’ll find the screw shaft that will best fit your application.

China high quality 2021 Hot Sale Hydraulic Water Wells Rock Drilling Machine   with Hot sellingChina high quality 2021 Hot Sale Hydraulic Water Wells Rock Drilling Machine   with Hot selling

China Custom Rock Core Borehole Water Well Drilling Rig Machine with high quality

Product Description

Drill Machinery Rock Core Bore Borehole Water Well Drilling Rig Machine with Price

Crawler Mine Drill Rig Machinery for water well

Production Description                                                                                                           
YG series hydraulic water well drilling rig is mainly used for water well / borehole / wellhole /, geological general
investigation and exploration/ drillinng coring ,kinds of hole in concrete structure,road and tall building
foundation exploration,river levees,subgrade grouting hole drilling and direct grouting,civil wells and earth
temperature central air conditioner,etc.

Feature                                                                                                                                        

1.Engine:Feed by hydraulic cylinder,the drilling efficiency is higher and it can save labor.
2.Drill rod:53×59 drilling rod adopted,high rigidity and strong delivery torque.
3.Spindle:Vertical spindle are fixed by 4 groups of bearing to ensure that the rotary machine is rigid
    enough for gravel layer and other complex geoloical conditions.
4.Mud pump:Equip mud pump with flow 160L/min,save cost and also make the structure compact.
5.Concentrated handle, small footprint,light weight, strong decomposition, easy to move.

Technical Parameter                                                                                                                  

The whole machine parameters
Model YG-130Y/130YY YG-180Y/180YY YG-200Y/200YY
Drill hole depth 130m 180m 200m
Maximum opening diameter 220mm 220mm 325mm
Final hole diameter 75mm 75mm 75mm
Drill pipe diameter Φ42mm,50mm,60mm Φ42mm,50mm,60mm Φ42mm,50mm,60mm
Borehole inclination 90°- 75° 90°- 75° 90°- 75°
Power(diesel engine) 13.2/2200kw/r/min 13.2/2200kw/r/min 15/2200kw/r/min
Motor 22KW 36kw 42kw
Vertical shaft
Vertical spindle speed 142,285,570r/min 130,480,730,1045r/min 130,480,730,1045r/mi
Vertical stroke 450mm 450mm 450mm
Hoist
Single line lifting capacity 20KN 21KN 25KN
Single rope lifting speed 0.41-1.64m/s 0.35-2.23m/s 0.12-0.95m/s
Drum diameter Φ140mm Φ140mm Φ140mm
Diameter of wire rope Φ9.3mm Φ9.3mm Φ13mm
Wire rope capacity 27m 27m 35m
Mud pump
Model BW160 BW160 BW250
Flow 160L/min 160L/min 250L/min
Maximum pressure 12Mpa 12Mpa 17Mpa
Reciprocating frequency 93times/min 93times/min 93times/min
Water inlet diameter Φ51mm Φ51mm Φ75mm
Water to exit diameter Φ32mm Φ32mm Φ50mm
Drilling Tower
Rated load 18Ton 18Ton 18Ton
Effective height 6.5m 7.5m 9m
Tower leg spec. Φ73mm Φ73mm Φ73mm

Package                                                                                                                                        
                      

Water well drilling rig machine use Standard export wooden case or as your requirement.

                                       

Company Information                                                                                                                
ZheJiang CZPT Machinery Co., Ltd., located in Xihu (West Lake) Dis. District of HangZhou City, ZheJiang Province, is a large
engineering machinery manufacturing enterprise which focuses on research and development, production
and sales of drilling equipment in mining, tunnel, road and bridge construction. We can produce sets of
construction system equipment such as drilling machine, road construction machine and demolition cutting
machine, etc. Technical design, material purchasing, precise manufacturing and strict quality inspection are
all processed according to top standard. “Quality First, Reputation First, Be Innovative, Be Excellent.” has
always been our purpose. We warmly welcome your corporation from all fields and build great future for us all.

Working Cases                                                                                                                         

Purchase Assurance                                                                                                                
High quality raw material suppliers provide us stable and excellent performance drillinh rig machines; skilled
and responsible engineers, technicians and workers keep our production line proceed well-organized; we’ll
test running every machine before delivery, to make sure it works well in clients’ construction sites; all
machines have one–year warranty and lifelong maintenance, our sales manager provide elaborate 
machine-related consulting service and technical assistance during pre and after-sales, to make sure
clients are proficient in operating our machines.

Related Machines                                                                                                                      

Portable / Trailer Wheel / CrawlerHydraulic Water Well Drilling Rig Machine

 

Screws and Screw Shafts

A screw is a mechanical device that holds objects together. Screws are usually forged or machined. They are also used in screw jacks and press-fitted vises. Their self-locking properties make them a popular choice in many different industries. Here are some of the benefits of screws and how they work. Also read about their self-locking properties. The following information will help you choose the right screw for your application.

Machined screw shaft

A machined screw shaft can be made of various materials, depending on the application. Screw shafts can be made from stainless steel, brass, bronze, titanium, or iron. Most manufacturers use high-precision CNC machines or lathes to manufacture these products. These products come in many sizes and shapes, and they have varying applications. Different materials are used for different sizes and shapes. Here are some examples of what you can use these screws for:
Screws are widely used in many applications. One of the most common uses is in holding objects together. This type of fastener is used in screw jacks, vises, and screw presses. The thread pitch of a screw can vary. Generally, a smaller pitch results in greater mechanical advantage. Hence, a machined screw shaft should be sized appropriately. This ensures that your product will last for a long time.
A machined screw shaft should be compatible with various threading systems. In general, the ASME system is used for threaded parts. The threaded hole occupies most of the shaft. The thread of the bolt occupy either part of the shaft, or the entire one. There are also alternatives to bolts, including riveting, rolling pins, and pinned shafts. These alternatives are not widely used today, but they are useful for certain niche applications.
If you are using a ball screw, you can choose to anneal the screw shaft. To anneal the screw shaft, use a water-soaked rag as a heat barrier. You can choose from 2 different options, depending on your application. One option is to cover the screw shaft with a dust-proof enclosure. Alternatively, you can install a protective heat barrier over the screw shaft. You can also choose to cover the screw shaft with a dust-proof machine.
If you need a smaller size, you can choose a smaller screw. It may be smaller than a quarter of an inch, but it may still be compatible with another part. The smaller ones, however, will often have a corresponding mating part. These parts are typically denominated by their ANSI numerical size designation, which does not indicate threads-per-inch. There is an industry standard for screw sizes that is a little easier to understand.
screwshaft

Ball screw nut

When choosing a Ball screw nut for a screw shaft, it is important to consider the critical speed of the machine. This value excites the natural frequency of a screw and determines how fast it can be turned. In other words, it varies with the screw diameter and unsupported length. It also depends on the screw shaft’s diameter and end fixity. Depending on the application, the nut can be run at a maximum speed of about 80% of its theoretical critical speed.
The inner return of a ball nut is a cross-over deflector that forces the balls to climb over the crest of the screw. In 1 revolution of the screw, a ball will cross over the nut crest to return to the screw. Similarly, the outer circuit is a circular shape. Both flanges have 1 contact point on the ball shaft, and the nut is connected to the screw shaft by a screw.
The accuracy of ball screws depends on several factors, including the manufacturing precision of the ball grooves, the compactness of the assembly, and the set-up precision of the nut. Depending on the application, the lead accuracy of a ball screw nut may vary significantly. To improve lead accuracy, preloading, and lubrication are important. Ewellix ball screw assembly specialists can help you determine the best option for your application.
A ball screw nut should be preloaded prior to installation in order to achieve the expected service life. The smallest amount of preload required can reduce a ball screw’s calculated life by as much as 90 percent. Using a lubricant of a standard grade is recommended. Some lubricants contain additives. Using grease or oil in place of oil can prolong the life of the screw.
A ball screw nut is a type of threaded nut that is used in a number of different applications. It works similar to a ball bearing in that it contains hardened steel balls that move along a series of inclined races. When choosing a ball screw nut, engineers should consider the following factors: speed, life span, mounting, and lubrication. In addition, there are other considerations, such as the environment in which the screw is used.
screwshaft

Self-locking property of screw shaft

A self-locking screw is 1 that is capable of rotating without the use of a lock washer or bolt. This property is dependent on a number of factors, but 1 of them is the pitch angle of the thread. A screw with a small pitch angle is less likely to self-lock, while a large pitch angle is more likely to spontaneously rotate. The limiting angle of a self-locking thread can be calculated by calculating the torque Mkdw at which the screw is first released.
The pitch angle of the screw’s threads and its coefficient of friction determine the self-locking function of the screw. Other factors that affect its self-locking function include environmental conditions, high or low temperature, and vibration. Self-locking screws are often used in single-line applications and are limited by the size of their pitch. Therefore, the self-locking property of the screw shaft depends on the specific application.
The self-locking feature of a screw is an important factor. If a screw is not in a state of motion, it can be a dangerous or unusable machine. The self-locking property of a screw is critical in many applications, from corkscrews to threaded pipe joints. Screws are also used as power linkages, although their use is rarely necessary for high-power operations. In the archimedes’ screw, for example, the blades of the screw rotate around an axis. A screw conveyor uses a rotating helical chamber to move materials. A micrometer uses a precision-calibrated screw to measure length.
Self-locking screws are commonly used in lead screw technology. Their pitch and coefficient of friction are important factors in determining the self-locking property of screws. This property is advantageous in many applications because it eliminates the need for a costly brake. Its self-locking property means that the screw will be secure without requiring a special kind of force or torque. There are many other factors that contribute to the self-locking property of a screw, but this is the most common factor.
Screws with right-hand threads have threads that angle up to the right. The opposite is true for left-hand screws. While turning a screw counter-clockwise will loosen it, a right-handed person will use a right-handed thumb-up to turn it. Similarly, a left-handed person will use their thumb to turn a screw counter-clockwise. And vice versa.
screwshaft

Materials used to manufacture screw shaft

Many materials are commonly used to manufacture screw shafts. The most common are steel, stainless steel, brass, bronze, and titanium. These materials have advantages and disadvantages that make them good candidates for screw production. Some screw types are also made of copper to fight corrosion and ensure durability over time. Other materials include nylon, Teflon, and aluminum. Brass screws are lightweight and have aesthetic appeal. The choice of material for a screw shaft depends on the use it will be made for.
Shafts are typically produced using 3 steps. Screws are manufactured from large coils, wire, or round bar stock. After these are produced, the blanks are cut to the appropriate length and cold headed. This cold working process pressudes features into the screw head. More complicated screw shapes may require 2 heading processes to achieve the desired shape. The process is very precise and accurate, so it is an ideal choice for screw manufacturing.
The type of material used to manufacture a screw shaft is crucial for the function it will serve. The type of material chosen will depend on where the screw is being used. If the screw is for an indoor project, you can opt for a cheaper, low-tech screw. But if the screw is for an outdoor project, you’ll need to use a specific type of screw. This is because outdoor screws will be exposed to humidity and temperature changes. Some screws may even be coated with a protective coating to protect them from the elements.
Screws can also be self-threading and self-tapping. The self-threading or self-tapping screw creates a complementary helix within the material. Other screws are made with a thread which cuts into the material it fastens. Other types of screws create a helical groove on softer material to provide compression. The most common uses of a screw include holding 2 components together.
There are many types of bolts available. Some are more expensive than others, but they are generally more resistant to corrosion. They can also be made from stainless steel or aluminum. But they require high-strength materials. If you’re wondering what screws are, consider this article. There are tons of options available for screw shaft manufacturing. You’ll be surprised how versatile they can be! The choice is yours, and you can be confident that you’ll find the screw shaft that will best fit your application.

China Custom Rock Core Borehole Water Well Drilling Rig Machine   with high qualityChina Custom Rock Core Borehole Water Well Drilling Rig Machine   with high quality