China high quality CE Certificate Nb Chassis 70HP Farm Machine Mini Tractor Like John Deere 4weel CZPT with Agriculture Power Tiller Agricultural Machinery for Farm near me manufacturer

Product Description

Product Description:

1. This series’ wheel chassis uses the 2571 newest updated system which assimilated mature technologies from many domestic brands. More reasonable structure minimums the malfunction rate in the process of using. 
2. Four-stroke engines with high torque reserve. Engines are from YTO and WeiChai
3. (4+1)×2 transmission structure with 8F +2R gears. Eight forward gears and 2 rear gears  
4. Equip with double speed of PTO shaft 540/720 rpm. Adapted to different field type. 
5. Adopt full hydraulic steering, independent fuel tank, easy operating and high mobility.  
6. Adjustable front and rear tracks meet agricultural needs of different areas. Extra-large water tank and high capacity maintenance-free battery make the machine with best heat-dispersion and starting performance. 
7. Steering system uses orbit hydrostatic steering gear with rotary valve. Flexible to operate with a more reliable and stable performance. 
8. Differential lock prevent rear wheels skidding when climbing, operating in paddy land and rainy weather.  
9. Optional Equipment: single or double hydraulic output system, air brake, side shift, strong hydraulic lifter, streamlined hood, wheel guards, different size tires. 

Priduct picture

Standard Equipments: 

Engine,4 Cylinders,8+2 Gear Shift,With Dual-Stage Clutch,Power Steering,Trailer outlet,
protection plate,Tires:8.3-24/14.9-30,hand throttle wire ,4×4 Wheel Drive,3-Point Linkage,
Rear PTO 540/760, Color follow your need.

Options:
Cab,Canopy,Air Brake,Tilting Draw Bar, Front end loader,backhoe

You can also choose any tools

Packaging & Delivery:

FCL&LCL

Company Information:

Telake (HangZhou) Agricultural equipment Co., Ltd. mainly produces medium and large horsepower wheeled tractors and supporting various agricultural machinery and tools.  The main products of the company cover all kinds of wheeled tractors with 25 horsepower to 260 horsepower, and the corresponding agricultural machinery and tools. At present, the products are sold all over the country and more than 10 countries and regions abroad. Among them, the medium-horsepower wheeled tractors are in the leading position in the industry in terms of technology and quality.  The company has strong technical force, strong development ability, perfect detection means and complete post-sale service system.
 

OUR SERVICES 

1. Free tool box and free easy damage parts. 

2. Warranty time: 18 months after the goods delivery your port. 

3. Delivery time: 20 days for 1 container. 

4.1 units in 1 20FT container. 3units in 1 40FT container. 

5. Every color we can do for you. 

6. We can do the tractor with your logo in your order. (It Is Free)

7. Payment term: T/T30% in advance, 70% T/T after the shipping, or L/C at sight. 

Model  TK504 TK604 TK704 TK804
Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type
Dimensions
of Tractor
(mm) 
Length 3200 3200 3500 3700
Width 1515 1515 1610 1610
Height 1830 1830 1860 1860
Tread Front Wheel 1250 1250 1300 1300
Rear Wheel 1200,1300(usual),1400 1200,1300(usual),1400 1200,1300(usual),1400 1200,1300(usual),1400
 Wheel Base 2010 2010 2200 2200
Min. Ground Base 325(the bottom of steering horizontal pulling rod) 325(the bottom of steering horizontal pulling rod) 390(the bottom of steering horizontal pulling rod) 390(the bottom of steering horizontal pulling rod)
Min. Usage Mass (kg) 2160 2160 2300 2300
 Engine Model quanchai498 quanchai4105 quanchai4108T70 quanchai4108T80
Type Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke
Rated Power(kw)  36.8 44.1 51.4 58.8
Rated Rev.(r/min) 2300 2400 2400 2400
Fuel  Diesel Oil Diesel Oil Diesel Oil Diesel Oil
Tire  Front Wheel 6.5-16 6.5-16 7.5-16 7.5-16
Rear Wheel 11.2-24 11.2-24 11.2-28 11.2-28
 Clutch dry-friction, single disc and two stage dry-friction, single disc and two stage dry-friction, single disc and two stage dry-friction, single disc and two stage
 Steering  Hydraulic type  Hydraulic type  Hydraulic type  Hydraulic type
Transmission Box two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed
 Suspension Type Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II
PTO Type and Rev.(r/min) Post-position, half-independent,
540/760 or 540/1000(optional)
Post-position, half-independent,
540/760 or 540/1000(optional)
Post-position, independent,
540/760 or 540/1000(optional)
Post-position,independent,
540/760 or 540/1000(optional)
                  Spline Size I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth
Model  TK504 TK604 TK704 TK804
Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type   4×4 Wheeled Type
Dimensions
of Tractor
(mm) 
Length 3200 3200 3500 3700
Width 1515 1515 1610 1610
Height 1830 1830 1860 1860
Tread Front Wheel 1250 1250 1300 1300
Rear Wheel 1200,1300(usual),1400 1200,1300(usual),1400 1200,1300(usual),1400 1200,1300(usual),1400
 Wheel Base 2010 2010 2200 2200
Min. Ground Base 325(the bottom of steering horizontal pulling rod) 325(the bottom of steering horizontal pulling rod) 390(the bottom of steering horizontal pulling rod) 390(the bottom of steering horizontal pulling rod)
Min. Usage Mass (kg) 2160 2160 2300 2300
 Engine Model quanchai498 quanchai4105 quanchai4108T70 quanchai4108T80
Type Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke Vertical, water cooled and 4-stroke
Rated Power(kw)  36.8 44.1 51.4 58.8
Rated Rev.(r/min) 2300 2400 2400 2400
Fuel  Diesel Oil Diesel Oil Diesel Oil Diesel Oil
Tire  Front Wheel 6.5-16 6.5-16 7.5-16 7.5-16
Rear Wheel 11.2-24 11.2-24 11.2-28 11.2-28
 Clutch dry-friction, single disc and two stage dry-friction, single disc and two stage dry-friction, single disc and two stage dry-friction, single disc and two stage
 Steering  Hydraulic type  Hydraulic type  Hydraulic type  Hydraulic type
Transmission Box two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed two shafts, 2×(4+1) composed
 Suspension Type Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II Post Positioned Tri-point Suspension Catalogue II
PTO Type and Rev.(r/min) Post-position, half-independent,
540/760 or 540/1000(optional)
Post-position, half-independent,
540/760 or 540/1000(optional)
Post-position, independent,
540/760 or 540/1000(optional)
Post-position,independent,
540/760 or 540/1000(optional)
                  Spline Size I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth I38 Rectangle Spline with 8 teeth

Screw Shaft Types

A screw shaft is a cylindrical part that turns. Depending on its size, it is able to drive many different types of devices. The following information outlines the different types of screws, including their sizes, material, function, and applications. To help you select the right screw shaft, consider the following factors:
screwshaft

Size

A screw can come in a variety of shapes and sizes, ranging from a quarter to a quarter-inch in diameter. A screw is a cylindrical shaft with an inclined plane wrapped around it, and its main function is to fasten objects together by translating torque into a linear force. This article will discuss the dimensions of screws and how to determine the size of a screw. It is important to note that screw sizes can be large and small depending on the purpose.
The diameter of a screw is the diameter of its shaft, and it must match the inner diameter of its nuts and washers. Screws of a certain diameter are also called machine screws, and they can be larger or smaller. Screw diameters are measured on the shaft underneath the screw head. The American Society of Mechanical Engineers (ASME) standardized screw diameters in 3/50-inch to 16 (3/8-inch) inches, and more recently, sizes were added in U.S. fractions of an inch. While shaft and head diameters are standardized, screw length may vary from job to job.
In the case of the 2.3-mm screw group, the construct strength was not improved by the 1.2-mm group. The smaller screw size did not increase the strength of the construct. Further, ABS material did not improve the construct strength. Thus, the size of screw shaft is an important consideration in model design. And remember that the more complex your model is, the larger it will be. A screw of a given size will have a similar failure rate as a screw of a different diameter.
Although different screw sizes are widely used, the differences in screw size were not statistically significant. Although there are some limitations, screws of different sizes are generally sufficient for fixation of a metacarpal shaft fracture. However, further clinical studies are needed to compare screw sizes for fracture union rates. So, if you are unsure of what size of screw shaft you need for your case, make sure to check the metric chart and ensure you use the right one.
screwshaft

Material

The material of a screw shaft plays an important role in the overall performance of a screw. Axial and central forces act to apply torque to the screw, while external forces, such as friction, exert a bending moment. The torsional moments are reflected in the torque, and this causes the screw to rotate at a higher rate than necessary. To ensure the longevity of the screw, the material of the screw shaft should be able to handle the bending moment, while the diameter of the shaft should be small enough to avoid causing damage.
Screws are made from different metals, such as steel, brass, titanium, and bronze. Manufacturers often apply a top coating of chromium, brass, or zinc to improve corrosion resistance. Screws made of aluminum are not durable and are prone to rusting due to exposure to weather conditions. The majority of screw shafts are self-locking. They are suited for many applications, including threaded fasteners, C-clamps, and vises.
Screws that are fabricated with conical sections typically feature reduced open cross-sectional areas at the discharge point. This is a key design parameter of conical screw shafts. In fact, reductions of up to 72% are common across a variety of applications. If the screw is designed to have a hard-iron hanger bearing, it must be hardened. If the screw shaft is not hardened, it will require an additional lubricant.
Another consideration is the threads. Screw shafts are typically made of high-precision threads and ridges. These are manufactured on lathes and CNC machines. Different shapes require different materials. Materials for the screw shaft vary. There are many different sizes and shapes available, and each one has its own application. In addition to helical and conical screw shafts, different materials are also available. When choosing material, the best one depends on the application.
The life of the screw depends on its size, load, and design. In general, the material of the screw shaft, nut body, and balls and rollers determine its fatigue life. This affects the overall life of the screw. To determine whether a specific screw has a longer or shorter life, the manufacturer must consider these factors, as well as the application requirements. The material should be clean and free of imperfections. It should be smooth and free of cracks or flaking, which may result in premature failure.

Function

The function of a screw shaft is to facilitate the rotation of a screw. Screws have several thread forms, including single-start, double-start and multi-start. Each form has its own advantages and disadvantages. In this article we’ll explore each of them in detail. The function of a screw shaft can vary based on its design, but the following are common types. Here are some examples of screw shaft types and their purposes.
The screw’s torque enables it to lift objects. It can be used in conjunction with a bolt and nut to lift a load. Screws are also used to secure objects together. You can use them in screw presses, vises, and screw jacks. But their primary function is to hold objects together. Listed below are some of their main functions. When used to lift heavy loads, they can provide the required force to secure an object.
Screws can be classified into two types: square and round. Square threads are more efficient than round ones because they apply 0deg of angle to the nut. Square threads are also stronger than round threads and are often used in high-load applications. They’re generally cheaper to manufacture and are more difficult to break. And unlike square threads, which have a 0deg thread angle, these threads can’t be broken easily with a screwdriver.
A screw’s head is made of a series of spiral-like structures that extend from a cylindrical part to a tip. This portion of the screw is called the shank and is made of the smallest area. The shank is the portion that applies more force to the object. As the shaft extends from the head, it becomes thinner and narrow, forming a pointed tip. The head is the most important part of the screw, so it needs to be strong to perform its function.
The diameter of the screw shaft is measured in millimeters. The M8 screw has a thread pitch of 1.25 mm. Generally, the size of the screw shaft is indicated by the major and minor diameter. These dimensions are appended with a multiplication sign (M8x1).
screwshaft

Applications

The design of screws, including their size and shape, determines their critical rotating speeds. These speeds depend on the threaded part of the screw, the helix angle, and the geometry of the contact surfaces. When applied to a screw, these limits are referred to as “permissible speed limits.” These maximum speeds are meant for short periods of time and optimized running conditions. Continuous operation at these speeds can reduce the calculated life of a nut mechanism.
The main materials used to manufacture screws and screw shafts include steel, stainless steel, titanium, bronze, and brass. Screws may be coated for corrosion resistance, or they may be made of aluminium. Some materials can be threaded, including Teflon and nylon. Screw threads can even be molded into glass or porcelain. For the most part, steel and stainless steel are the most common materials for screw shafts. Depending on the purpose, a screw will be made of a material that is suitable for the application.
In addition to being used in fasteners, screw shafts are used in micrometers, drillers, conveyor belts, and helicopter blades. There are numerous applications of screw shafts, from weighing scales to measuring lengths. If you’re in the market for a screw, make sure to check out these applications. You’ll be happy you did! They can help you get the job done faster. So, don’t delay your next project.
If you’re interested in learning about screw sizing, then it’s important to know the axial and moment loads that your screws will experience. By following the laws of mechanics and knowing the load you can calculate the nominal life of your screw. You can also consider the effect of misalignment, uneven loading, and shocks on your screw. These will all affect the life of your screw. Then, you can select the right screw.

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pto gearbox co., ltd.

As one of leading gearbox and reducers manufacturers, suppliers and exporters of mechanical products, We offer pto gearbox and many other products.

Please contact us for details.

Mail: [email protected]

Manufacturer supplier exporter of pto gearbox

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