Product Description
B877F Backhoe loader 1800kg loading capability
The B877 is an 8.4 tonne side-change backhoe loader. Remarkably adaptable, whether you are making use of the loader or the excavator, the B877 has the electrical power and manoeuvrability to take care of most jobs in this fat course. The CZPT engine collectively with the productive LG hydraulic technique gives 60 kN breakout drive.
| Specs | |
|---|---|
| Travel kind | four wheel travel / 2 wheel drive |
| Dump angle | 45° |
| Dump top | 2 716 mm |
| Motor Design | Weichai WP4G95 |
| Motor Variety | In line, watercooled, 4 stroke, supercharged, direct injection combustion chamber |
| Gas Tank | one hundred sixty L |
| Loading clearance | 383 mm |
| Height to top of taxi | 3 090 mm |
| Hydraulic oil | 160 L |
| Elevate capacity (rated load) | 1 800 kg |
| Optimum breakout power | 60 kN |
| Greatest CZPT depth | 4 347 mm |
| Optimum CZPT force | fifty kN |
| Greatest operating top | four 348 mm |
| Maximum tractive pressure | eighty two kN |
| Optimum journey speed | forty km/h |
| Running top | 5 304 mm |
| Working weight | 8 400 kg |
| Total top | three 599 mm |
| Overall duration | 5 865 mm |
| Overall width | 2 270 mm |
| Parking brake | Disc brake on propeller shaft |
| Rated power | 70kW @ 2 200 rpm |
| Achieve from swing submit floor degree | 5 356 mm |
| Roll back angle floor level | 45° |
| Service brake sort | Moist brake, minimal slip differential |
| Common bucket capacity | one m3 |
| Steering angle | 55° |
| Transmission type | Synchronised shifting |
| Tyre dimension | 12.5 – eighteen / 18.4 – 26 |
| Wheelbase | two a hundred and seventy mm |
FAQ
1.What are your advantages in comparison with other suppliers and makers?
Substantial top quality:
As a specialist and dependable supplier, we are seasoned in the QualityInspection and Control.Each and every merchandise will be strictly
inspected before it is delivered to our customers.
Competitive price:
We are so glad to offer the most favorable prices for our consumers. And the prices are negotiable by which a CZPT end result
could be achieved.
two. Which payment terms are available us ?
T/T terms or other. On T/T time period, 30% down payment is necessary in progress, and 70% equilibrium shall be settled prior to cargo.
3. How long with the shipping?
Generally it takes about 20 times.
4. How about provider?
24 several hours on the web, and /QQ// so on
five. Whats pareparts can you offer?
All varieties of spare parts of Hitachi Cat CZPT CZPT Doosan
,Zoomlion, Shantui,,Liugong,XGMA,CUMMINS Motor,etc.
|
/ Piece | |
1 Piece (Min. Order) |
###
| After-sales Service: | Spare Parts Service |
|---|---|
| Warranty: | 1 Year |
| Certification: | CE |
| Condition: | New |
| Rated Load: | 1.8 Ton |
| Transmission: | Power |
###
| Customization: |
|---|
###
| Specifications | |
|---|---|
| Drive type | 4 wheel drive / 2 wheel drive |
| Dump angle | 45° |
| Dump height | 2 716 mm |
| Engine Model | Weichai WP4G95 |
| Engine Type | In line, watercooled, 4 stroke, supercharged, direct injection combustion chamber |
| Fuel Tank | 160 L |
| Loading clearance | 383 mm |
| Height to top of cab | 3 090 mm |
| Hydraulic oil | 160 L |
| Lift capacity (rated load) | 1 800 kg |
| Maximum breakout force | 60 kN |
| Maximum digging depth | 4 347 mm |
| Maximum digging force | 50 kN |
| Maximum operating height | 4 348 mm |
| Maximum tractive force | 82 kN |
| Maximum travel speed | 40 km/h |
| Operating height | 5 304 mm |
| Operating weight | 8 400 kg |
| Overall height | 3 599 mm |
| Overall length | 5 865 mm |
| Overall width | 2 270 mm |
| Parking brake | Disc brake on propeller shaft |
| Rated power | 70kW @ 2 200 rpm |
| Reach from swing post ground level | 5 356 mm |
| Roll back angle ground level | 45° |
| Service brake type | Wet brake, limited slip differential |
| Standard bucket capacity | 1 m3 |
| Steering angle | 55° |
| Transmission type | Synchronised shifting |
| Tyre dimension | 12.5 – 18 / 18.4 – 26 |
| Wheelbase | 2 170 mm |
|
/ Piece | |
1 Piece (Min. Order) |
###
| After-sales Service: | Spare Parts Service |
|---|---|
| Warranty: | 1 Year |
| Certification: | CE |
| Condition: | New |
| Rated Load: | 1.8 Ton |
| Transmission: | Power |
###
| Customization: |
|---|
###
| Specifications | |
|---|---|
| Drive type | 4 wheel drive / 2 wheel drive |
| Dump angle | 45° |
| Dump height | 2 716 mm |
| Engine Model | Weichai WP4G95 |
| Engine Type | In line, watercooled, 4 stroke, supercharged, direct injection combustion chamber |
| Fuel Tank | 160 L |
| Loading clearance | 383 mm |
| Height to top of cab | 3 090 mm |
| Hydraulic oil | 160 L |
| Lift capacity (rated load) | 1 800 kg |
| Maximum breakout force | 60 kN |
| Maximum digging depth | 4 347 mm |
| Maximum digging force | 50 kN |
| Maximum operating height | 4 348 mm |
| Maximum tractive force | 82 kN |
| Maximum travel speed | 40 km/h |
| Operating height | 5 304 mm |
| Operating weight | 8 400 kg |
| Overall height | 3 599 mm |
| Overall length | 5 865 mm |
| Overall width | 2 270 mm |
| Parking brake | Disc brake on propeller shaft |
| Rated power | 70kW @ 2 200 rpm |
| Reach from swing post ground level | 5 356 mm |
| Roll back angle ground level | 45° |
| Service brake type | Wet brake, limited slip differential |
| Standard bucket capacity | 1 m3 |
| Steering angle | 55° |
| Transmission type | Synchronised shifting |
| Tyre dimension | 12.5 – 18 / 18.4 – 26 |
| Wheelbase | 2 170 mm |
Key Market Insights Related to Worm Reduction Gearboxes
A gearbox is a mechanical device that allows you to shift between different speeds or gears. It does so by using one or more clutches. Some gearboxes are single-clutch, while others use two clutches. You can even find a gearbox with closed bladders. These are also known as dual clutches and can shift gears more quickly than other types. Performance cars are designed with these types of gearboxes.
Backlash measurement
Gearbox backlash is a common component that can cause noise or other problems in a car. In fact, the beats and sets of gears in a gearbox are often excited by the oscillations of the engine torque. Noise from gearboxes can be significant, particularly in secondary shafts that engage output gears with a differential ring. To measure backlash and other dimensional variations, an operator can periodically take the output shaft’s motion and compare it to a known value.
A comparator measures the angular displacement between two gears and displays the results. In one method, a secondary shaft is disengaged from the gearbox and a control gauge is attached to its end. A threaded pin is used to secure the differential crown to the secondary shaft. The output pinion is engaged with the differential ring with the aid of a control gauge. The angular displacement of the secondary shaft is then measured by using the dimensions of the output pinion.
Backlash measurements are important to ensure the smooth rotation of meshed gears. There are various types of backlash, which are classified according to the type of gear used. The first type is called circumferential backlash, which is the length of the pitch circle around which the gear rotates to make contact. The second type, angular backlash, is defined as the maximum angle of movement between two meshed gears, which allows the other gear to move when the other gear is stationary.
The backlash measurement for gearbox is one of the most important tests in the manufacturing process. It is a criterion of tightness or looseness in a gear set, and too much backlash can jam a gear set, causing it to interface on the weaker part of its gear teeth. When backlash is too tight, it can lead to gears jamming under thermal expansion. On the other hand, too much backlash is bad for performance.
Worm reduction gearboxes
Worm reduction gearboxes are used in the production of many different kinds of machines, including steel and power plants. They are also used extensively in the sugar and paper industries. The company is constantly aiming to improve their products and services to remain competitive in the global marketplace. The following is a summary of key market insights related to this type of gearbox. This report will help you make informed business decisions. Read on to learn more about the advantages of this type of gearbox.
Compared to conventional gear sets, worm reduction gearboxes have few disadvantages. Worm gear reducers are commonly available and manufacturers have standardized their mounting dimensions. There are no unique requirements for shaft length, height, and diameter. This makes them a very versatile piece of equipment. You can choose to use one or combine several worm gear reducers to fit your specific application. And because they have standardized ratios, you will not have to worry about matching up multiple gears and determining which ones fit.
One of the primary disadvantages of worm reduction gearboxes is their reduced efficiency. Worm reduction gearboxes usually have a maximum reduction ratio of five to sixty. The higher-performance hypoid gears have an output speed of around ten to twelve revolutions. In these cases, the reduced ratios are lower than those with conventional gearing. Worm reduction gearboxes are generally more efficient than hypoid gear sets, but they still have a low efficiency.
The worm reduction gearboxes have many advantages over traditional gearboxes. They are simple to maintain and can work in a range of different applications. Because of their reduced speed, they are perfect for conveyor belt systems.
Worm reduction gearboxes with closed bladders
The worm and the gear mesh with each other in a combination of sliding and rolling movements. This sliding action is dominant at high reduction ratios, and the worm and gear are made of dissimilar metals, which results in friction and heat. This limits the efficiency of worm gears to around thirty to fifty percent. A softer material for the gear can be used to absorb shock loads during operation.
A normal gear changes its output independently once a sufficient load is applied. However, the backstop complicates the gear configuration. Worm gears require lubrication because of the sliding wear and friction introduced during movement. A common gear arrangement moves power at the peak load section of a tooth. The sliding happens at low speeds on either side of the apex and occurs at a low velocity.
Single-reduction gearboxes with closed bladders may not require a drain plug. The reservoir for a worm gear reducer is designed so that the gears are in constant contact with lubricant. However, the closed bladders will cause the worm gear to wear out more quickly, which can cause premature wear and increased energy consumption. In this case, the gears can be replaced.
Worm gears are commonly used for speed reduction applications. Unlike conventional gear sets, worm gears have higher reduction ratios. The number of gear teeth in the worm reduces the speed of a particular motor by a substantial amount. This makes worm gears an attractive option for hoisting applications. In addition to their increased efficiency, worm gears are compact and less prone to mechanical failure.
Shaft arrangement of a gearbox
The ray-diagram of a gearbox shows the arrangement of gears in the various shafts of the transmission. It also shows how the transmission produces different output speeds from a single speed. The ratios that represent the speed of the spindle are called the step ratio and the progression. A French engineer named Charles Renard introduced five basic series of gearbox speeds. The first series is the gear ratio and the second series is the reverse gear ratio.
The layout of the gear axle system in a gearbox relates to its speed ratio. In general, the speed ratio and the centre distance are coupled by the gear axles to form an efficient transmission. Other factors that may affect the layout of the gear axles include space constraints, the axial dimension, and the stressed equilibrium. In October 2009, the inventors of a manual transmission disclosed the invention as No. 2. These gears can be used to realize accurate gear ratios.
The input shaft 4 in the gear housing 16 is arranged radially with the gearbox output shaft. It drives the lubricating oil pump 2. The pump draws oil from a filter and container 21. It then delivers the lubricating oil into the rotation chamber 3. The chamber extends along the longitudinal direction of the gearbox input shaft 4, and it expands to its maximum diameter. The chamber is relatively large, due to a detent 43.
Different configurations of gearboxes are based on their mounting. The mounting of gearboxes to the driven equipment dictates the arrangement of shafts in the gearbox. In certain cases, space constraints also affect the shaft arrangement. This is the reason why the input shaft in a gearbox may be offset horizontally or vertically. However, the input shaft is hollow, so that it can be connected to lead through lines or clamping sets.
Mounting of a gearbox
In the mathematical model of a gearbox, the mounting is defined as the relationship between the input and output shafts. This is also known as the Rotational Mount. It is one of the most popular types of models used for drivetrain simulation. This model is a simplified form of the rotational mount, which can be used in a reduced drivetrain model with physical parameters. The parameters that define the rotational mount are the TaiOut and TaiIn of the input and output shaft. The Rotational Mount is used to model torques between these two shafts.
The proper mounting of a gearbox is crucial for the performance of the machine. If the gearbox is not aligned properly, it may result in excessive stress and wear. It may also result in malfunctioning of the associated device. Improper mounting also increases the chances of the gearbox overheating or failing to transfer torque. It is essential to ensure that you check the mounting tolerance of a gearbox before installing it in a vehicle.
editor by CX 2023-04-13