Product Description

 

OEM Custom Mining Machinery Driver Operator Mechanical Suspension Seat
 

The mining machinery mechanical suspension seat is a high quality hydraulic or mechanical seat,to enable mining operators to use their equipment with ease and comfort. Our seat is ergonomic designed,and specified for your personal need
The mechanical suspension seat can used for construction machinery, agricultural machinery, mining machinery.

 

Features:

 1. Durable Black Fabric/PVC covering ,strong wear resistance

 2. Seat cushion depth/tilt and angle adjustment for custom fit, form cushion to ensure operator comfort

 3. Fold-up armrests allow for easy access to the seat

 4. Slide rails provide fore/aft adjustment ensuring operator comfort

 5. Weight adjustment range 50-130kg

 6. Backrest and seat have steel cores

 7. Low natural frenquency mechanical suspension

 Available Optional:

 1. Armest

 2. Headrest 

 3. Retractable safety belt

 4. 360° swivel

 5. Fore/aft isolater

We Provide Customized Mechanical Suspension Seat According To You Needs.

We Are Professional Manufacturer Since 1996, Providing Customized And OEM ,One Station Solution.

Zhineng Machinery offers OEM quality constructing seat for construction machinery,  agricultural machinery, industrial machinery,special vehicle like excavator seat,forklift seat, backhoe seat ,bulldozer seat, wheel loader seat, mining seat, tractor seat etc.

 We offer an extensive range of construction seat with various comfortable features in different sizes, with different lumber support and adjustment options, moulded trims, back angle adjustments, cushion drainage, height adjustment, vertical suspension, control pod housing and suspension covers. All our specialized features are designed to reduce vibration across your whole body .

We can provide the seat with suspension ,the mechanical suspension seat and air suspension seat,180 Rotation seat. Our seats trimmed with durable fabric or black vinyl .You can choose low backrest , mid backrest or high backrest and a headrest. Contoured foam cushions for maximum operator comfort. Ergonomically designed back support with adjustable backrest for added comfort and versatility and backrest extension for extra backrest height. Seat cushion depth/tilt and angle adjustment for custom fit. Adjustable armrests can be flipped up and out of the way when not in use ,fold-up armrests allow for easy access to the seat.Adjustable mechanical lumbar support to help prevent lower back pain. Heavy duty side rails provide fore/aft adjustment. Slide rails provide fore/aft adjustment ensuring operator comfort. Shock absorber adjustments and Weight adjustment indicator for individual comfort.

 

Product Name Mechanical Suspension Seat

MOQ

1Piece
Supply Ability 10000 Pieces/Year

Packing

Standard Exprot Carton

 

Hot Selling Products

 

 

 

HangZhou CZPT Construction Machinery Co., Ltd. was established in 1996 and have developed to be a professional manufacturer and providing customized and OEM products. We are a high-tech. enterprise in China, our company is certified according to ISO 9001:2015.

We providing mini excavator, forklift, anticorrosion tape, waterproof tape, instrument cluster assembly, cabin assembly, steering column assembly, seat assembly, wiring harness assembly and other spare parts for variety of construction machinery, mining machinery, agricultural machinery, special vehicle machinery. You can choose in combination or individually according to your needs.

In our company 60% of employees are R&D personnel. Hence, we have good ability to research and develop new technologies and products which help us to be 1 of the leaders in China markets. We can design and develop the products with advanced technical performance as per the clients’ requirements, and suitable for various construction machinery, mining machinery, agricultural machinery, special vehicle machinery.

We have cabin assembly workshop, steering column assembly workshop,seat assembly workshop, wire harness assembly workshop,instrument cluster assembly workshop,sheet metal processing workshop,spray paint and power coating workshop.CZPT products have achieved high reputation in construction machinery industry at home and aboard, which are regarded as “the leader in China “by universal customers. Our partners have Shantui, Liugong, Zoomlion,Yishan, Xihu (West Lake) Dis., CRCC etc and have been distributed into more than 30 countries and regions such as Korean, Indonesia, Malaysia, Philippines, Singapore, Vietnam, Thailand, India, Pakistan, Qatar, Oman, Kuwait, Kazakhstan, Turkey etc.

Our orientation: Strive to provide high-quality products and contribute to increase satisfaction for our clients through our advanced technique, perfect process, reasonable prices and considerate service.

Packing and Shipping

 

 

FAQ

 

1. Are you original manufacturer?
   Zhineng construction machinery is professional manufacturer since 1996 , we provide customized and OEM service, 1 station solution.

2. Which incoterms 2571 terms can we work?
    We normally work on FOB, CFR, CIF, CIP.

3. How about the delivery?
   15-30 days after first payment , if your product is customized ,may will cost little longer time.

4.What payment terms can we accept?
   Normally, we can work on T/T or L/C terms.

5. What logistics ways we can work for shipment?
    We can delivery the product by sea, truck, train, air, express delivery.
 

Screw Sizes and Their Uses

Screws have different sizes and features. This article will discuss screw sizes and their uses. There are 2 main types: right-handed and left-handed screw shafts. Each screw features a point that drills into the object. Flat tipped screws, on the other hand, need a pre-drilled hole. These screw sizes are determined by the major and minor diameters. To determine which size of screw you need, measure the diameter of the hole and the screw bolt’s thread depth.

The major diameter of a screw shaft

The major diameter of a screw shaft is the distance from the outer edge of the thread on 1 side to the tip of the other. The minor diameter is the inner smooth part of the screw shaft. The major diameter of a screw is typically between 2 and 16 inches. A screw with a pointy tip has a smaller major diameter than 1 without. In addition, a screw with a larger major diameter will have a wider head and drive.
The thread of a screw is usually characterized by its pitch and angle of engagement. The pitch is the angle formed by the helix of a thread, while the crest forms the surface of the thread corresponding to the major diameter of the screw. The pitch angle is the angle between the gear axis and the pitch surface. Screws without self-locking threads have multiple starts, or helical threads.
The pitch is a crucial component of a screw’s threading system. Pitch is the distance from a given thread point to the corresponding point of the next thread on the same shaft. The pitch line is 1 element of pitch diameter. The pitch line, or lead, is a crucial dimension for the thread of a screw, as it controls the amount of thread that will advance during a single turn.
screwshaft

The pitch diameter of a screw shaft

When choosing the appropriate screw, it is important to know its pitch diameter and pitch line. The pitch line designates the distance between adjacent thread sides. The pitch diameter is also known as the mean area of the screw shaft. Both of these dimensions are important when choosing the correct screw. A screw with a pitch of 1/8 will have a mechanical advantage of 6.3. For more information, consult an application engineer at Roton.
The pitch diameter of a screw shaft is measured as the distance between the crest and the root of the thread. Threads that are too long or too short will not fit together in an assembly. To measure pitch, use a measuring tool with a metric scale. If the pitch is too small, it will cause the screw to loosen or get stuck. Increasing the pitch will prevent this problem. As a result, screw diameter is critical.
The pitch diameter of a screw shaft is measured from the crest of 1 thread to the corresponding point on the next thread. Measurement is made from 1 thread to another, which is then measured using the pitch. Alternatively, the pitch diameter can be approximated by averaging the major and minor diameters. In most cases, the pitch diameter of a screw shaft is equal to the difference between the two.

The thread depth of a screw shaft

Often referred to as the major diameter, the thread depth is the outermost diameter of the screw. To measure the thread depth of a screw, use a steel rule, micrometer, or caliper. In general, the first number in the thread designation indicates the major diameter of the thread. If a section of the screw is worn, the thread depth will be smaller, and vice versa. Therefore, it is good practice to measure the section of the screw that receives the least amount of use.
In screw manufacturing, the thread depth is measured from the crest of the screw to the root. The pitch diameter is halfway between the major and minor diameters. The lead diameter represents the amount of linear distance traveled in 1 revolution. As the lead increases, the load capacity decreases. This measurement is primarily used in the construction of screws. However, it should not be used for precision machines. The thread depth of a screw shaft is essential for achieving accurate screw installation.
To measure the thread depth of a screw shaft, the manufacturer must first determine how much material the thread is exposed to. If the thread is exposed to side loads, it can cause the nut to wedge. Because the nut will be side loaded, its thread flanks will contact the nut. The less clearance between the nut and the screw, the lower the clearance between the nut and the screw. However, if the thread is centralized, there is no risk of the nut wedgeing.
screwshaft

The lead of a screw shaft

Pitch and lead are 2 measurements of a screw’s linear distance per turn. They’re often used interchangeably, but their definitions are not the same. The difference between them lies in the axial distance between adjacent threads. For single-start screws, the pitch is equal to the lead, while the lead of a multi-start screw is greater than the pitch. This difference is often referred to as backlash.
There are 2 ways to calculate the pitch and lead of a screw. For single-start screws, the lead and pitch are equal. Multiple-start screws, on the other hand, have multiple starts. The pitch of a multiple-start screw is the same as its lead, but with 2 or more threads running the length of the screw shaft. A square-thread screw is a better choice in applications requiring high load-bearing capacity and minimal friction losses.
The PV curve defines the safe operating limits of lead screw assemblies. It describes the inverse relationship between contact surface pressure and sliding velocity. As the load increases, the lead screw assembly must slow down in order to prevent irreversible damage from frictional heat. Furthermore, a lead screw assembly with a polymer nut must reduce rpm as the load increases. The more speed, the lower the load capacity. But, the PV factor must be below the maximum allowed value of the material used to make the screw shaft.

The thread angle of a screw shaft

The angle between the axes of a thread and the helix of a thread is called the thread angle. A unified thread has a 60-degree angle in all directions. Screws can have either a tapped hole or a captive screw. The screw pitch is measured in millimeters (mm) and is usually equal to the screw major diameter. In most cases, the thread angle will be equal to 60-degrees.
Screws with different angles have various degrees of thread. Originally, this was a problem because of the inconsistency in the threading. However, Sellers’s thread was easier to manufacture and was soon adopted as a standard throughout the United States. The United States government began to adopt this thread standard in the mid-1800s, and several influential corporations in the railroad industry endorsed it. The resulting standard is called the United States Standard thread, and it became part of the ASA’s Vol. 1 publication.
There are 2 types of screw threads: coarse and fine. The latter is easier to tighten and achieves tension at lower torques. On the other hand, the coarse thread is deeper than the fine one, making it easier to apply torque to the screw. The thread angle of a screw shaft will vary from bolt to bolt, but they will both fit in the same screw. This makes it easier to select the correct screw.
screwshaft

The tapped hole (or nut) into which the screw fits

A screw can be re-threaded without having to replace it altogether. The process is different than that of a standard bolt, because it requires threading and tapping. The size of a screw is typically specified by its major and minor diameters, which is the inside distance between threads. The thread pitch, which is the distance between each thread, is also specified. Thread pitch is often expressed in threads per inch.
Screws and bolts have different thread pitches. A coarse thread has fewer threads per inch and a longer distance between threads. It is therefore larger in diameter and longer than the material it is screwed into. A coarse thread is often designated with an “A” or “B” letter. The latter is generally used in smaller-scale metalworking applications. The class of threading is called a “threaded hole” and is designated by a letter.
A tapped hole is often a complication. There is a wide range of variations between the sizes of threaded holes and nut threads, so the tapped hole is a critical dimension in many applications. However, even if you choose a threaded screw that meets the requisite tolerance, there may be a mismatch in the thread pitch. This can prevent the screw from freely rotating.

China manufacturer OEM Custom Mining Machinery Driver Operator Mechanical Suspension Seat     with Hot sellingChina manufacturer OEM Custom Mining Machinery Driver Operator Mechanical Suspension Seat     with Hot selling