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China Professional Brand Hydraulic Excavator Crawler Excavator Machine for Sale with Great quality

Product Description

Brand Hydraulic excavator Crawler Excavator Machine for Sale

2571 NEW Design JKW-385 hydraulic Crawler excavators

High torque engine
New generation high power engine, rated power 198 kW; The engine FuelMap is customized to optimize the overall performance matching and make the overall operating efficiency higher

Electronic positive flow control system
The variables of the main pump and the action of the main valve spool are synchronized to make the hydraulic system operate better and achieve the best working experience with fast and smooth action

Advanced energy saving technology to improve the overall performance
Through the engine main pump main valve optimization matching, the overall control performance greatly improved

 Independently developed control system, optimized matching performance of the whole machine, and improved operating efficiency by 10%;
· Adopt large displacement main pump, with higher efficiency;
· Adopt the working condition adaptive technology, the controller automatically matches the corresponding flow rate after collecting signals, improving the     efficiency;
· Advanced energy-saving compact main valve reduces internal pressure loss by 20%.

JKW-385 New Crawler excavator
Total weight (TON) 36.8 A-Overall length (mm) 11080 O-Maximum excavating height(mm) 9800
1.6-1.9Bucket capacity(m3) 1.6-1.9 B-Overall width (mm) 3190 P-Maximum unloading height(mm) 6830
Engine model Isuzu 6HK1X C-Total height(Swing arm top)(mm) 3180 Q-Maximum excavating depth(mm) 6890
Power(kw/r/min) 212/2000 D-Total height(Cab roof)(mm) 3280 R-Maximum vertical wall excavating depth(mm) 6000
Volume of fuel tank (L) 595 E-Counterweight ground clearance (mm) 1210 T-Maximum excavating distance 10800
Traveling speed (km/h) 5.2/3.3 F-Min. ground clearance (mm) 495 U-Maximum excavating distance at ground level(mm) 10600
Slew speed (r/min) 8.5 G-Turning radius of vehicle tail(mm) 3420 V-Minimum turning radius(mm) 4285
Gradeability(%) 70 H-Ground contact length of track(mm) 4030 W-Maximum height at minimum turning radius(mm) 8500
Bucket excavating force (KN) ISO 245 J-Track shoe length (mm) 4955 X-Distance between the center of gyration and the rear end side(mm) 3420
Bucket rod length(m) 2900 K-Track gauge(mm) 2590 Z-Counterweight height(mm) 2265
Length of swing arm (m) 6470 L-Track shoe width (mm) 3190 A1-Ground contact length(during transportation)(mm) 5720
Ground pressure(KPa) 70.8 M-Track shoe width(mm) 600    
Hydraulic oil tank volume (L) 310 N-Rotary table width(mm) 2995    

After-sales Service: All Countries/Regions in The World
Warranty: 1 Year Warranty Service
Type: Crawler Excavator


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.


Types of Gearboxes

There are several types of gearboxes. Some are known as helical gear reducers, while others are called planetary gearboxes. The article also discusses Continuously Variable Transmission (CVT) and helical gear reducer. If you are interested in purchasing a new gearbox, make sure to read our articles on these different types. If you are confused, consider reading our articles on planetary gearboxes and helical gear reducers.

planetary gearbox

The planetary gearbox has several advantages. Its compact design and light weight allows it to transmit high torques while remaining quiet. The gears are connected to one another through a carrier, which is typically fixed and helps transmit torques to the output shaft. Its planetary structure arrangement also reduces backlash and provides high rigidity, which is important for quick start and stop cycles and rotational direction change. Depending on the design and performance desired, planetary gearboxes are categorized into three main types:
The type of planetary gears used in a given application determines the overall cost of the unit. Manufacturers offer a range of prices, and they can help you determine which gearbox is right for your needs. You should also ask a manufacturer for the cost of a planetary gearbox. By asking about price and specs, you can avoid wasting money and time on a planetary gearbox that does not perform up to its potential.
A planetary gearbox is probably installed in your new car’s automatic transmission. For more information, consult your owner’s manual or call the dealer’s service department. This type of gearbox is more complex than other types of gearboxes, so if you don’t know much about them, do an internet search for “planetary gearbox.”
The teeth of a planetary gearbox are formed by the stepping motion of two gears: the sun gear and the inner ring. The sun gear is the input, while the planetary gears rotate around the sun gear. Their ratio depends on the number of teeth and the space between the planets. If you have a 24 tooth sun gear, the planetary gears’ ratio will be -3/2. The sun gear is also attached to the axle.
Another advantage of a planetary gear system is that it can generate high torques. The load is shared among multiple planet gears. This makes the gears more resilient to damage. A planetary gearbox can be as high as 332,000 Nm, and can be used in vehicles and industrial applications requiring medium to high torque. A planetary gear system is a great alternative to a traditional transmission. So, how does it work?

helical gearbox

The main difference between the helical gearbox and the spur gear is the center distance between the teeth. The helical gearbox has a larger pitch circle than the spur gear and thus requires a radial module. In addition, the two types of gears can only be made with the same tooth-cutting tool as the spur gear. However, the helical gearbox is more efficient in terms of production costs.
The helical gearbox is a low-power consumption, compact type of gearbox that is used for a wide range of industrial applications. They are highly durable and withstand high loads with utmost efficiency. The helical gearbox can be manufactured in cast steel and iron for small and medium units. This type of gearbox is also commonly used for crushers, conveyors, coolers, and other applications that need low power.
The helical gear has many advantages over the spur gear. It produces less noise. It has less friction and is less likely to wear out. It is also quieter than spur gears. This is because multiple teeth are in mesh. Because the teeth are in mesh, the load is distributed over a larger area, resulting in a smoother transition between gears. The reduction in noise and vibration reduces the risk of damaging the gear.
The helical gear’s axial excitation force is obtained using a linearized equation of motion in the rotational direction. The damping coefficient of the equation is 0.07. The helical gear is made up of a steel shaft with a diameter of 20 mm and a 5 mm thick aluminum plate. The stiffness of the bearing is 6.84 x 107 N/m. The damping force of the plate is 2,040 kg/m2/s.
The worm gearbox has a better efficiency ratio than the helical one, but it is less efficient in low-ratio applications. In general, worm gearboxes are more efficient than helical gearboxes, although there are some exceptions to this rule. A helical gearbox is better for applications that require high torque. It may also be more economical in the long run. If you are considering a helical gearbox, consider the advantages it has over worm gearboxes.

helical gear reducer

A helical gear reducer for a machine’s gearbox is an integral component of the drive system. This unit amplifies torque and controls speed and, therefore, compliments the engine by rotating slower than the engine’s input shaft. A helical gear reducer is a compact gearbox component that is used in industrial applications. A variety of sizes is available to suit various machine configurations. The following sections will discuss some of the different types available.
Designed by experts and engineers, a helical gear reducer is a surprisingly small and light gear that satisfies the needs of many machine applications. It features a large transmission torque, a low starting and running speed, and a fine classification of transmission ratios. A helical gear reducer is lightweight and easily connected to other gears, and it features a high technical content.
In order to avoid errors and poor performance, regular maintenance is a must. The proper lubrication of the gear reducer can minimize failures, errors, and poor performance. Every gear reducer manufacturer sells a suitable lubricant, which must match the properties of the machine’s drive mechanism. It is also advisable to check the lubrication regularly to avoid any deterioration of the unit’s performance.
While the worm gearbox may be better for applications where torque is high, the helical gear reducer offers greater efficiency at lower cost. Although worm gearboxes may be cheaper initially, they are less effective at higher ratios. Even if the worm gear is more expensive to buy, it still offers 94% efficiency, which makes it more cost-effective. There are some significant advantages to both types of gearboxes.
The main advantage of a helical gear reducer over a spur gear is its smoother operation. Unlike spur gears, which have teeth that are straight, helical gears have angled teeth that gradually engage with each other. This helps ensure that the gear does not grind or make excessive noise when it turns. Additionally, they are less commonly used in automation and precision machinery. They are often used in industrial applications.

Continuously variable transmission

A Continuously Variable Transmission (CVT) is an automatic transmission that can run through a vast number of gears. Unlike a standard automatic transmission, it can run at any speed, even at a low rev. The CVT is also capable of running at infinitely low gears. Its basic function is to provide different torque ratios to the engine. In addition to delivering power, CVTs have other benefits.
One of the major advantages of a CVT is its simplicity. Its simplicity translates into fewer moving parts, which means less maintenance. The CVT’s simplicity also means that it can handle a wide variety of different types of road conditions and driving styles. In addition to being a great alternative to a traditional automatic transmission, CVTs can be used on many other types of vehicles, including tractors, snowmobiles, motor scooters, and power tools.
A CVT is much smoother than a conventional automatic transmission. It never has to hunt for a gear. It also responds well to throttle inputs and speed changes. Both of these technologies are available on many modern vehicles, including the Nissan Rogue and Mazda CX-5. It’s important to note that each of these transmissions has its pros and cons. So, if you’re looking for a car with a CVT, make sure to read the reviews. They’ll help you decide which transmission is right for you.
Another advantage of a CVT is its fuel efficiency. Many cars now feature CVTs, and they’re becoming increasingly popular with automakers. In addition to fuel efficiency, most cars with CVTs also have a smoother ride. There’s no more sudden downshifts or gear hunting. This makes driving a lot easier. And, the added benefits of smoother driving make CVTs the ideal choice for many drivers.
Although a CVT is more common among Japanese car manufacturers, you’ll find CVTs on European car models as well. The Mercedes-Benz A-Class, B-Class, and Megane are some examples of vehicles that use this technology. Before making a decision, consider the reliability of the model in question. Consumer Reports is a good resource for this. It also offers a history of use and reliability for every type of car, including the Honda Accord.

China Professional Brand Hydraulic Excavator Crawler Excavator Machine for Sale   with Great quality China Professional Brand Hydraulic Excavator Crawler Excavator Machine for Sale   with Great quality
editor by CX 2023-11-15

China MAXWAY MACHINE COMPANY, 20Ton HITACHI Zaxis200 Amphibious Excavator for sale, CE , EPA bevel gearbox

Operating Weight: 33 Ton
Applicable Industries: Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Farms, Retail, Construction works , Energy & Mining
Showroom Location: Germany, Viet Nam, Philippines, Brazil, Indonesia, India, Mexico, 161 planetary gearmotor , high torque dc gear motor encoder, dc geared motor, 12v dc motor Russia, Thailand, Colombia, Ukraine, Nigeria, Malaysia, Australia
Condition: New
Moving Type: Crawler Excavator
Bucket capacity: 0.91 M3
Machine Weight: 33000 kg
Warranty: 1 Year, 1 year or 2000 working hours
Hydraulic Cylinder Brand: HITACHI
Hydraulic Pump Brand: HITACHI
Hydraulic Valve Brand: HITACHI
Engine Brand: ISUZU
UNIQUE SELLING POINT: Amphibious excavator
Power: 110 Kw
Machinery Test Report: Provided
Video outgoing-inspection: Provided
Marketing Type: Hot sale
Warranty of core components: 1 Year
Core Components: Engine, Motor, Pump
Product name: Amphibious excavator
Pontoon type: Heavy duty
Travel motors: CZPT TM60VC big torque
Chains on each pontoon: 3 rows (heavy duty)
Arm size: Standard arm or 12–16 meter long arm
Producing time: 15 days
Package: By RO-RO or shipping containers
OEM: Accepted
Certification: CE, ISO
Packaging Details: 1. Nude on board, shipped by RO-RO / Bulk vessel2. By shipping containers
Port: HangZhou, ZheJiang , Customized Electronic Product Enclosure Plastic Inject Molding Mold Plastics Manufactural Part Injection CZPT Manufacturer ZheJiang

We MAXWAY mainly produce 6Ton to 50Ton amphibious excavator. According to your requests, we could assemble different brands and model excavator upper parts, like PC200, CZPT ZX210, DH215, EX120,CAT315…. Also, if you have crawler excavator (New or Used) , we can only produce amphibious undercarriage (Pontoon Undercarriage) for you. Sincerely wish could have chances to do businss with you and welcome you to visit our factory!

Construction: — MAXWAY Amphibious excavator undercarriage ( Pontoons) is manufactured from Q345B ( Cr50 ) or A36 steel plate. So, they are allowed to be used in brackish water without affecting the pontoon’s structural integrity. The pontoon bottoms are also reinforced for rough terrain operation. Each pontoon has 3 independent watertight compartments ensuring pontoon buoyancy , zamak and aluminum die casting injection molding machine with custom design mold if 1 of them is broken.

Track shoes : — Track shoes of MAXWAY pontoon undercarriage are made of specially produced Q345B Steel. They are strong enough to support the whole amphibious excavator.Also, the wide and thick track shoes could help the MAXWAY Amphibious excavator walking ( Floating and swimming on water) faster.

Track chains : — We assemble 3 rows of chains on each pontoon. It is more reliable and durable than 2-chain pontoon. Also, the 3-chain could raise the track shoes strength when walking on rough terrains. MAXWAY Amphibious excavator track chains are made of super durable 40Cr special steel. This high quality steel can guarantee long-life of chains. So, it is safer to work on deep water.

Hydraulic drive: — According to users’ requests, we could install 2 or 4 travel motor assembles on each pontoon undercarriage (amphibious excavator undercarriage). Usually, we choose CZPT brands travel motors.They are reliable quality and very reasonable prices. Besides, CZPT travel motor could supply very enough power to drive the amphibious excavators.

1.Deepening of canal, river channel and river mouth
2.Swamp land clearing at mining area, plantation and forest
3.Building bund for flood prevention and land reclamation
4.Building bund wall for fish and shimp ponds and salt making industry
5.Sludge clearing of lakes, ponds and water reservoir
6.CZPT trenches for oil and gas piping installation
7.Transporting and clearing landslide and flood hit area
8.Swamps and wetlands construction
9.Road construction through wetlands.


Engine model
Number of Cylinders
Number of strokes
Piston Displacement
6.5 L
110Kw (150PS) / 2100rpm
Turbo charged
Fuel tank
Hydraulic System
Flow rate of pump
2 X 211 L / min
Circuit of working devices
Circuit of walking
Circuit of turning
Swing speed
13.3 rpm
Operate Data
Operating Weight
Maximum Tractive effort
Arm / Boom
HITACHI ZX200-3G Original arm and boom
Bucket capacity
0.91 M3

Dimensions ( MAX215SD )
Track length
Ground contact length of tracks
Tail swing radius
Overall length
Overall height (to the top of arm)
Ground clearance of counter weight
Overall width
Track gauge
Track width
Ground clearance
Track height
Overall height (to the top of cab)
Width of the top part


MAXWAY AMPHIBIOUS EXCAVATOR WORKING PERFORMANCE: (HITACHI, CAT, DOOSAN, Custom-Made Plastic Production CZPT Molded Product Parts Mold Supplier For Mold VOLVO, KOBELCO…….top parts could be mounted for you)



What Is a Gearbox?

A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.


Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.

Coaxial helical gearbox

The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.

Epicyclic gearbox

An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.

Extruder helical gearing

The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.

1 speed gearbox

CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.

China MAXWAY MACHINE COMPANY, 20Ton HITACHI Zaxis200 Amphibious Excavator for sale, CE , EPA     bevel gearbox	China MAXWAY MACHINE COMPANY, 20Ton HITACHI Zaxis200 Amphibious Excavator for sale, CE , EPA     bevel gearbox
editor by czh2023-02-17