Product Description

PE150X250 Diesel Engine Drive Jaw Crusher

1. D1525 details
Shanman Model D1525 jaw crusher powered by diesel engine, feeding size is 150 mm, output size is 10-40 mm, the final aggregate size is 1 type, such as 0-20mm, capacity is 1-3t/h. It’s is widely used for crushing various materials like stone, granite, trap rock, coke, coal, manganese ore, iron ore, emery, fused aluminum, oxide, fused calcium carbide, lime stone, quartz, alloys, etc,is a Single Toggle Roller Bearing machine.

2. D1525 jaw crusher pictures show

3. Jaw crusher introduction
Jaw Crusher is ideally suitable as primary and secondary crusher for material with compression strength less than 320Mpa. Jaw crusher is widely used for crushing various materials like stone, granite, trap rock, coke, coal, manganese ore, iron ore, emery, fused aluminum, oxide, fused calcium carbide, lime stone, quartzite, alloys, etc,is a Single Toggle Roller Bearing machine.

Item	Spcification
Max Feeding size	150mm
Feeding size	150x250mm
Capacity	1-3t/h
Weight	1.2t
Engine Power	8hp
Overall dimension	1400x1050x1450mm
Adjustment Range	10-40mm
Machine includes	jaw crusher,diesel engine,shelf
Power supply	Engine
Final aggregate size	0-20mm(changable)

4. Jaw crusher working principle:
The diesel engine drives the eccentric shaft of the jaw crusher through the triangular belt and the trough wheel to make the jaw crusher move reciprocally, so as to crush the material entering the crushing chamber. These final aggregates size can be changed according to clients request, such as 0-10mm, or 0-20mm, or 0-40mm, different final size will be different capacity.

5. Usage
The machine is simple in structure, reliable in work, easy to use and maintain, mainly used in mining, quarry building materials and other departments where electricity is inconvenient, coarse and medium crushing various kinds of ores or rocks with strength below 250Mpa.

6. Jaw crusher features

1. Diesel engine power, no need electric.
2. You can use it directly after put into diesel. Easy operation.
3. Simple structure, easy maintenance
4. High crushing ratio, even output granularity
5. High reliability, low investment
6. Low noise, less dust.
7. Jaw crusher have flexible capacity, you can adjust the output size from 10mm to 40mm to meet your own final aggregates size requirements.

7. Jaw crusher specifications

Model	Max Feeding (mm)	Adjustment Range(mm)	Capacity (t/h)	Motor Power            (kw)	Overall Dimension    (mm)
PE150*250	150	10-40	1-3	Y180L-6(5.5)	875*745*935
PE250*400	210	20-80	8-35	Y180L-6(15kw)	1198*1274*1295
PE400*600	340	40-100	15-80	Y250M-8(30kw)	1866*1748*1600
PE500*750	425	50-120	20-100	Y280M-8(55kw)	1905*1950*2034
PE600*900	520	62-200	50-180	Y315S-6(75kw)	2540*2056*2365
PE750*1060	630	100-280	100-350	Y315L2-6(132kw)	3250*2480*2930
PE900*1200	750	100-300	250-600	Y2-355M1-6(160kw)	3900*2890*3410
PE1200*1500	1571	150-400	500-1000	Y2-355L-6 (250kw)	4100*3200*4200
PEX250*1000	210	20-80	15-50	Y225M-6(30kw)	1400*1915*1490
PEX250*1200	210	25-90	20-70	Y250M-6(37kw)	1400*2115*1490
PEX300*1300	250	30-100	30-100	Y280M-6(55kw)	1770*2420*1550
Note: If there is any modification, all parameters are subject to the machine.

9.Customer visit

10. Certifications:

11. Shanman service

1. Assist clients to choose the suitable machine
2. Design and manufacture machines according to customer’s special requirements
3. The company is free of charge to the user on-site engineering and technical personnel plHangZhou site for the user to design the best processes and program
4. Arrange for visiting our factory, assist them to handle relative procedure, such as visa.
5. Make sure goods prepared within delivery time;
6.  Pre-check and accept products ahead of delivery;
7. Prepare documents required to help customer pass customs clearance.
8. Help clients to make Project evaluation and feasibility analysis and draft solving plans.
9. Provide technical engineers to CZPT the installation;
10. Train clients worker how to operate;
11. Offer spare parts at a best price for long term.

12. Packing & shipping

13.Questions you may have

Q: Are you mining machinery manufacturer?
A: Yes, we are manufacturer, we warmly welcome clients to visit our factory at anytime. We can also provide samples test, mine design, equipment manufacture, after-sale service, etc…

Q: how to choose the suitable machine?
A: To design a suitable machine, please let me know the following information:

1. what kind of CZPT do you want to crush ? like limestone ? or granite ?
2. what’s the size of your CZPT before crush ? how many inch or mm ? 
3. how big capacity do you need?2t/h?10t/h?100t/h?
4. what’s your requirements of final product size ? how many inches or mm ?0-5mm?5-20mm? Or others?
5. you only need 1 set of crusher or a whole crushing line? (Include the feeder ,crusher, screen, conveyor and so on)
6. You need mobile crushing machine or stationary one?

Q: How long is the warranty of your machine? Does your company supply the spare parts?A: the warranty period is 1 year. we will supply the spare parts for you any time.

Q: If I buy a complete mineral processing line, can you help us to build it?
A: Yes, we can help you combine a complete mineral processing line and give you related professional advice. We had already build many mining projects in China & Overseas.

Q: how about the installation?

A: Supplier provides a full set of installation drawings and instructions. If the buyer need supplier do the installation, supplier will provide technical engineers to CZPT the installation, and train buyer’ workers. Buyer should take the charges for technicians and pay them salary. 

 
Q: what is the payment Method?
A: By T/T, L/C,  Western Union, Money Gram, and so on. 

14. Small  series crusher

15. About us
Shanman Machinery Crusher Production Base is a company specializing in the production of jaw crushers, impact crushers, cone crushers, sand making machines, vibrating feeders, vibrating screens, mobile CZPT crushers and other crushing and screening machines. The company was founded in 2571, covers an area of 20,000 square meters, has more than 100 employees, 5 chief engineers and more than 10 after-sales service personnel, these can ensure your solution. Shanman has now become a production and export base for the crushing and screening industry.
As a production plant, we can produce crushing and screening machines according to your actual needs. Many models we develop and produce are designed and produced according to different customer requirements. You can let us know your thoughts, and professional engineers will help you.
Our mission
Carry out independent and innovative research in the design field of crushing and screening equipment and devote to the production of the most suitable equipment.
We are committed to producing high-quality and cheap machinery.
Production of machines for people in need, production of the most suitable machines
Our vision
Establish a first-class production base to inject power into the crushing and screening industry
Join hands with Shanman to create a better future.

Address: Xihu (West Lake) Dis. District, HangZhou City, ZheJiang Province, China
 

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.