Product Description
4ton mini excavator on promotion
| Overall size | |
| Overall Length | 4600mm |
| Overall Width | 1700mm |
| Overall Height | 2400mm |
| Platform turning radius | 1170mm |
| Track Length | 2175mm |
| Track Width | 300mm |
| Gauge | 1620mm |
| Boom Length | 2350mm |
| Arm Length | 1230mm |
| Min Ground Clearance | 260mm |
| Platform Width | 1550mm |
| Engine hood height | 1300mm |
| Platform Height Above Ground | 570mm |
| Machine parameters | |
| Machine Weight | 3650Kg |
| Bucket Capacity | 0.2m³ |
| Bucket Width | 600mm |
| Rated Power | 34KW |
| Rated Rotary speed of Engine | 2400r/min |
| Hydraulic Pressure | 22MPa |
| Max Grade | 35° |
| Ground Pressure | 34.8kpa |
| Max Travel Speed | 2.7/4.6Km/h |
| Max CZPT Force | 26KN |
| Rotary Speed | 9-11rmp |
| Working range | |
| Max. CZPT Height | 4500mm |
| Max. Dumping Height | 3050mm |
| Max. CZPT Depth | 3100mm |
| Max. Sinking Depth of Bulldozer | 270mm |
| Max CZPT Radius | 4730mm |
| Min. Radius of Gyration | 1820mm |
| Max. Lifting Height of Bulldozer | 350mm |
| Machine configure | |
| Model No | SD40B |
| Engine Model | Changchai 490 |
| Motors | Imported motors |
| Pump | Variable piston pump |
FAQ
1.How long is the mini excavator warranty time?
A: One year.
2.which certification of mini excavator do you have?
A: CE, ISO900 1, SGS,etc. expect these for different countries, other certificates required by the customer are agreed upon.
3.Is it convenient to see visit your factory and how to go there?
A: Welcome everyone to come to visit our factory, we are in HangZhou city, near HangZhou airport. Also, a high-speed train arrives in our city. Make sure your trip date we will arrange it for you.
4.What are our advantages compared with Manufacturers/Factories?
A: Competitive Price-we work as the leading dealers of various leading China
construction machinery, and are treated with the best dealership prices every year. From numerous comparisons and feedbacks from clients, our price is more competitive than Manufacturers/Factories.
Quick Response-Our team is consisted of a group of diligent and enterprising people, working 24/7 to respond to client inquires and questions all the time. Most problems can be solved within 12 hours.
5.How long will our price be valid?
A: We are a tender and friendly supplier, never greedy on windfall profit. Basically, our price remains stable throughout the year. We only adjust our price based on 2 situations:
(1) The rate of USD: RMB varies significantly according to the international currency exchange rates.
(2) Manufacturers/Factories adjusted the machine price, because of the increasing labor cost, and raw material cost.
Driveshaft structure and vibrations associated with it
The structure of the drive shaft is critical to its efficiency and reliability. Drive shafts typically contain claw couplings, rag joints and universal joints. Other drive shafts have prismatic or splined joints. Learn about the different types of drive shafts and how they work. If you want to know the vibrations associated with them, read on. But first, let’s define what a driveshaft is.
transmission shaft
As the demand on our vehicles continues to increase, so does the demand on our drive systems. Higher CO2 emission standards and stricter emission standards increase the stress on the drive system while improving comfort and shortening the turning radius. These and other negative effects can place significant stress and wear on components, which can lead to driveshaft failure and increase vehicle safety risks. Therefore, the drive shaft must be inspected and replaced regularly.
Depending on your model, you may only need to replace 1 driveshaft. However, the cost to replace both driveshafts ranges from $650 to $1850. Additionally, you may incur labor costs ranging from $140 to $250. The labor price will depend on your car model and its drivetrain type. In general, however, the cost of replacing a driveshaft ranges from $470 to $1850.
Regionally, the automotive driveshaft market can be divided into 4 major markets: North America, Europe, Asia Pacific, and Rest of the World. North America is expected to dominate the market, while Europe and Asia Pacific are expected to grow the fastest. Furthermore, the market is expected to grow at the highest rate in the future, driven by economic growth in the Asia Pacific region. Furthermore, most of the vehicles sold globally are produced in these regions.
The most important feature of the driveshaft is to transfer the power of the engine to useful work. Drive shafts are also known as propeller shafts and cardan shafts. In a vehicle, a propshaft transfers torque from the engine, transmission, and differential to the front or rear wheels, or both. Due to the complexity of driveshaft assemblies, they are critical to vehicle safety. In addition to transmitting torque from the engine, they must also compensate for deflection, angular changes and length changes.
type
Different types of drive shafts include helical shafts, gear shafts, worm shafts, planetary shafts and synchronous shafts. Radial protruding pins on the head provide a rotationally secure connection. At least 1 bearing has a groove extending along its circumferential length that allows the pin to pass through the bearing. There can also be 2 flanges on each end of the shaft. Depending on the application, the shaft can be installed in the most convenient location to function.
Propeller shafts are usually made of high-quality steel with high specific strength and modulus. However, they can also be made from advanced composite materials such as carbon fiber, Kevlar and fiberglass. Another type of propeller shaft is made of thermoplastic polyamide, which is stiff and has a high strength-to-weight ratio. Both drive shafts and screw shafts are used to drive cars, ships and motorcycles.
Sliding and tubular yokes are common components of drive shafts. By design, their angles must be equal or intersect to provide the correct angle of operation. Unless the working angles are equal, the shaft vibrates twice per revolution, causing torsional vibrations. The best way to avoid this is to make sure the 2 yokes are properly aligned. Crucially, these components have the same working angle to ensure smooth power flow.
The type of drive shaft varies according to the type of motor. Some are geared, while others are non-geared. In some cases, the drive shaft is fixed and the motor can rotate and steer. Alternatively, a flexible shaft can be used to control the speed and direction of the drive. In some applications where linear power transmission is not possible, flexible shafts are a useful option. For example, flexible shafts can be used in portable devices.
put up
The construction of the drive shaft has many advantages over bare metal. A shaft that is flexible in multiple directions is easier to maintain than a shaft that is rigid in other directions. The shaft body and coupling flange can be made of different materials, and the flange can be made of a different material than the main shaft body. For example, the coupling flange can be made of steel. The main shaft body is preferably flared on at least 1 end, and the at least 1 coupling flange includes a first generally frustoconical projection extending into the flared end of the main shaft body.
The normal stiffness of fiber-based shafts is achieved by the orientation of parallel fibers along the length of the shaft. However, the bending stiffness of this shaft is reduced due to the change in fiber orientation. Since the fibers continue to travel in the same direction from the first end to the second end, the reinforcement that increases the torsional stiffness of the shaft is not affected. In contrast, a fiber-based shaft is also flexible because it uses ribs that are approximately 90 degrees from the centerline of the shaft.
In addition to the helical ribs, the drive shaft 100 may also contain reinforcing elements. These reinforcing elements maintain the structural integrity of the shaft. These reinforcing elements are called helical ribs. They have ribs on both the outer and inner surfaces. This is to prevent shaft breakage. These elements can also be shaped to be flexible enough to accommodate some of the forces generated by the drive. Shafts can be designed using these methods and made into worm-like drive shafts.
vibration
The most common cause of drive shaft vibration is improper installation. There are 5 common types of driveshaft vibration, each related to installation parameters. To prevent this from happening, you should understand what causes these vibrations and how to fix them. The most common types of vibration are listed below. This article describes some common drive shaft vibration solutions. It may also be beneficial to consider the advice of a professional vibration technician for drive shaft vibration control.
If you’re not sure if the problem is the driveshaft or the engine, try turning on the stereo. Thicker carpet kits can also mask vibrations. Nonetheless, you should contact an expert as soon as possible. If vibration persists after vibration-related repairs, the driveshaft needs to be replaced. If the driveshaft is still under warranty, you can repair it yourself.
CV joints are the most common cause of third-order driveshaft vibration. If they are binding or fail, they need to be replaced. Alternatively, your CV joints may just be misaligned. If it is loose, you can check the CV connector. Another common cause of drive shaft vibration is improper assembly. Improper alignment of the yokes on both ends of the shaft can cause them to vibrate.
Incorrect trim height can also cause driveshaft vibration. Correct trim height is necessary to prevent drive shaft wobble. Whether your vehicle is new or old, you can perform some basic fixes to minimize problems. One of these solutions involves balancing the drive shaft. First, use the hose clamps to attach the weights to it. Next, attach an ounce of weight to it and spin it. By doing this, you minimize the frequency of vibration.
cost
The global driveshaft market is expected to exceed (xxx) million USD by 2028, growing at a compound annual growth rate (CAGR) of XX%. Its soaring growth can be attributed to several factors, including increasing urbanization and R&D investments by leading market players. The report also includes an in-depth analysis of key market trends and their impact on the industry. Additionally, the report provides a comprehensive regional analysis of the Driveshaft Market.
The cost of replacing the drive shaft depends on the type of repair required and the cause of the failure. Typical repair costs range from $300 to $750. Rear-wheel drive cars usually cost more. But front-wheel drive vehicles cost less than four-wheel drive vehicles. You may also choose to try repairing the driveshaft yourself. However, it is important to do your research and make sure you have the necessary tools and equipment to perform the job properly.
The report also covers the competitive landscape of the Drive Shafts market. It includes graphical representations, detailed statistics, management policies, and governance components. Additionally, it includes a detailed cost analysis. Additionally, the report presents views on the COVID-19 market and future trends. The report also provides valuable information to help you decide how to compete in your industry. When you buy a report like this, you are adding credibility to your work.
A quality driveshaft can improve your game by ensuring distance from the tee and improving responsiveness. The new material in the shaft construction is lighter, stronger and more responsive than ever before, so it is becoming a key part of the driver. And there are a variety of options to suit any budget. The main factor to consider when buying a shaft is its quality. However, it’s important to note that quality doesn’t come cheap and you should always choose an axle based on what your budget can handle.
