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China OEM Excavator Planetary Drive Reduction Gear Slewing Gearbox Reducer Dh6b53eb2 with Hot selling

Product Description

 

Product Description

 

 

CHINAMFG planetary reducer gearbox is designed with large torque, high start and transmission efficiency, low-speed stability,compact radial size, low noise, etc. The main devices we are making are walking reducers, lifting reducers and swing reducers.

They are widely used for vehicle cranes, crawler cranes, truck mounted cranes, marine cranes, aerial work trucks, excavators, etc.

1)Compact size

2)Low noise

3)High transmission efficiency

4)Good working condition under lower speed

5)Customized hydraulic motors
and brakes for different request

6)One Year Warranty from reception 7)Free components for replacement within warranty period
8)Professional and tailored solution for different requirements

9)Free technical support at any time

10)Customer training isavailable.

Product Parameters

 

Slewing Reducer

 

Model

 

DH12B20E

 

DH17B32E

 

DH18B39S

 

DH25B32S

 

Max. output torque

 

12000 Nm

 

16500 Nm

 

17500 Nm

 

25000 Nm

 

Ratio

 

20.9

 

31.36

 

38.82

 

31.36

 

Weight (no motor, oil, drum)

 

125 kgs

 

165 kgs

 

225 kgs

 

240 kgs

 

Modules of output gear; Modification Coefficient

 

m=8,10,12,14mm;

x=0.5

 

m=8,10,12,14mm; x=0.5

 

m=8,10,12,14mm; x=0.5

 

m=12,14,16mm; x=0.5

 

Model

 

DH29B40S

 

DH29B60S

 

DH38B100S

 

DH50B120S

 

Max. output torque

 

28500 Nm

 

29000 Nm

 

38000 Nm

 

48500 Nm

 

Ratio

 

39.43

 

60.13

 

100.75

 

120.83

 

Weight (no motor, oil, drum)

 

210-260 kgs

 

250 kgs

 

315 kgs

 

380-425 kgs

 

Modules of output gear; Modification Coefficient

 

m=12,14,16mm; x=0.5

 

m=12,14,16mm; x=0.5

 

m=12,14,16mm; x=0.5

 

m=16 or 18mm; x=0.5

 

Hydraulic motor

 

Motor interface structure can be designed with customer requirement

 

Remark

 

1. The input steering direction is opposite to the output. 2. For more ratio requirements, please consult us.
3. Io facilitate user to install and adjust backlash of slewing ring gear, reducer bearing seat can be made eccentric according to
user's needs, and eccentricity is 2.5 mm.
4. If special transmission solution is needed, please send requirements, we can customize.

 

Packaging & Shipping

1. Packed by wooden box, fumigation-free for export and import standard.

 

2. Shipped by sea or air with customer require

 

Company Profile

FAQ

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Application: Electric Cars, Machinery, Marine, Car, Lift Equipment
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Step: Four-Step
Ratio: Customized
Customization:
Available

|

Customized Request

gear gearbox

How do manufacturers ensure the precision of gear tooth profiles in gear reducers?

Manufacturers employ several techniques to ensure the precision of gear tooth profiles in gear reducers, which is crucial for optimal performance and efficiency:

1. Precision Machining: Gear teeth are typically machined using advanced CNC (Computer Numerical Control) machines that can achieve high levels of accuracy and repeatability. This ensures consistent gear tooth profiles across multiple components.

2. Quality Control Measures: Rigorous quality control processes, such as dimensional inspections and profile measurements, are performed at various stages of manufacturing to verify that gear tooth profiles meet the required specifications.

3. Tooth Profile Design: Engineers use specialized software and simulation tools to design gear tooth profiles with precise involute shapes and accurate dimensions. These designs are then translated into machine instructions for manufacturing.

4. Material Selection: High-quality materials with excellent wear resistance and dimensional stability are chosen to minimize the potential for deformation or inaccuracies during machining and operation.

5. Heat Treatment: Heat treatment processes, such as carburizing and quenching, are applied to enhance the surface hardness and durability of gear teeth, reducing the risk of wear and deformation over time.

6. Tooth Grinding and Finishing: After initial machining, gear teeth often undergo precision grinding and finishing processes to achieve the desired tooth profile accuracy and surface finish.

7. Post-Processing Inspection: Gear tooth profiles are inspected again after manufacturing processes to verify that the final components meet the specified tolerances and performance criteria.

8. Computer-Aided Manufacturing (CAM): CAM software is used to generate tool paths and machining instructions, enabling precise control over tool movements and material removal during gear manufacturing.

By combining these techniques and leveraging advanced manufacturing technologies, manufacturers can achieve the necessary precision in gear tooth profiles, resulting in reliable and efficient gear reducers for various industrial applications.

gear gearbox

What maintenance practices are essential for prolonging the lifespan of gear reducers?

Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:

  • 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer's guidelines for lubrication intervals.
  • 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
  • 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer's specifications.
  • 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
  • 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
  • 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
  • 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
  • 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
  • 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
  • 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.

By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

gear gearbox

Can you explain the different types of gear reducers available in the market?

There are several types of gear reducers commonly used in industrial applications:

1. Spur Gear Reducers: These reducers have straight teeth and are cost-effective for applications requiring moderate torque and speed reduction. They are efficient but may produce more noise compared to other types.

2. Helical Gear Reducers: Helical gears have angled teeth, which provide smoother and quieter operation compared to spur gears. They offer higher torque capacities and are suitable for heavy-duty applications.

3. Bevel Gear Reducers: Bevel gears have conical shapes and intersect at an angle, allowing them to transmit power between non-parallel shafts. They are commonly used in applications where shafts intersect at 90 degrees.

4. Worm Gear Reducers: Worm gears consist of a worm (screw) and a mating gear (worm wheel). They offer high torque reduction and are used for applications requiring high ratios, although they can be less efficient.

5. Planetary Gear Reducers: These reducers use a system of planetary gears to achieve high torque output in a compact design. They provide excellent torque multiplication and are commonly used in robotics and automation.

6. Cycloidal Gear Reducers: Cycloidal drives use an eccentric cam to achieve speed reduction. They offer high shock load resistance and are suitable for applications with frequent starting and stopping.

7. Harmonic Drive Reducers: Harmonic drives use a flexible spline to achieve high gear reduction ratios. They provide high precision and are commonly used in applications requiring accurate positioning.

8. Hypoid Gear Reducers: Hypoid gears have helical teeth and non-intersecting shafts, making them suitable for applications with space limitations. They offer high torque and efficiency.

Each type of gear reducer has its own advantages and limitations, and the choice depends on factors such as torque requirements, speed ratios, noise levels, space constraints, and application-specific needs.

China OEM Excavator Planetary Drive Reduction Gear Slewing Gearbox Reducer Dh6b53eb2   with Hot selling		China OEM Excavator Planetary Drive Reduction Gear Slewing Gearbox Reducer Dh6b53eb2   with Hot selling
editor by CX 2024-04-02

China Best Sales Excavator Spare Parts GM09vn-C-1834-1 Walking Reducer Assembly near me manufacturer

Condition: New
Relevant Industries: Machinery Restore Outlets, Design performs
Showroom Location: None
Movie outgoing-inspection: Presented
Machinery Take a look at Report: Provided
Advertising and marketing Kind: Common Product
Guarantee: 1 Year
Variety: excavator travel motor
Delivery time: 7-15days
Name: Last Push
Packaging Particulars: toolbox
Port: HangZhou, ZheJiang

Item show We can supply you all varieties of excavator spare components as following:1 Hydraulic elements: hydraulic pump, main manage valve, hydraulic cylinder, closing drive, vacation motor, swing motor,gear box,slewing bearing and many others. 2 Motor elements: engine ass’y, piston, piston ring, cylinder block, cylinder head, crankshaft, turbocharger, gas injection pump,beginning motor and alternator and many others. 3 Undercarriage elements: Track roller, Provider roller, Observe Url, Keep track of shoe, Sprocket, Idler and Loafer cushion ,coiladjuster,rubber observe and pad etc. 4 Taxi components: operator’s cab assy, wiring harness, keep track of, controller, seat, doorway etc.BrandModel PC40, PC60-5-6-7, PC100, PC120, PC130, PC240, PC270, PC300,PC360,PC400,PC450,PC650,PC1250PC200-1-3-5-6, PC220-1-3-5, PC300-3-5, Reduced Rpm Substantial Torque 12v 24v Dc Planetary Gearbox Motor Gear Motor PC400-1-3-5, D20, D30, D31, D50, D60, D75, D80 (D85), D155 EX40, EX60, EX150, EX100M, EX100, EX120, EX150, EX200-1-2-3, EX300-1-3-5, EX400, ZX450,ZX470,ZX870,ZX1200Volvo EC55/sixty, EC140,EC210, EC240, EC290, EC360, EC460, EC700DoosanDH215, DH220, DH260, DH280, DH300, DH370, DH420, DH450, DH500 HyundaiR200, R210, R225, R265, R335, R455, R505KatoHD250, HD400 (HD450), HD500, HD550, 245711-P301-GC rear axle fifty percent axle for CZPT 700p 4hk1 generate shaft rear wheel shaft axle HD700 (HD770), HD800, HD820, HD850, DH880, HD1571, HD1220 (HD1250), HD1430, DH1880 KobelcoSK200,SK210, SK220,SK260, SK300, SK330, SK350, SK450,SK460,SK480,SK800SumitomoSH120, SH200, SH280, SH300, SH350, SH400, SH450, SH460, SH700 Solution packaging Manufacturing Technique Business Profile Certifications Payment and Shipping FAQ 1.I know only the excavator model, but can not provide elements No., what must I do ? If possible, you can ship us the previous picture, nameplate or the dimension for reference.2.What is the warranty of the elements soon after I acquire? The guarantee is 6/twelve Months based on the product particulars.3.How can I pay the buy?We can receive payment by means of T/T, Western Union, Paypal(for little quantity),Alibaba trade assurance.four.When will get the products soon after I area buy?When your payment is confirmed, we will prepare the products inside of 24 hrs, if not in stock ,we will notify you ahead of positioning the order.5.How can I do if there is anything incorrect with the objects?Initial of all , I have self-assurance in the quality of our goods ,if you actually identified anything mistaken ,pls offer the aged photofor us. Following it is confirmed, pls return to us , we will supply the correct merchandise.six.What is your major merchandise ?We are specialised in the excavator spare parts, this sort of as journey motor gearbox/assy/areas, swing gearbox/assy/motor/parts,hydraulic pump assy/elements, gear components. If you require other excavator elements, New Vogue Stainless Steel Roller Wheel Adjustable Wheel Glass Sliding Doorway Pulleys For Shower Area we also can source as your demands.

How to explain to if your driveshaft demands changing

What is the trigger of the unbalanced drive shaft? Unstable U-joint? Your vehicle could make clicking noises while driving. If you can listen to it from the two sides, it might be time to hand it above to the mechanic. If you are not sure, read on to find out more. Luckily, there are many techniques to tell if your driveshaft demands replacing.

unbalanced

An unbalanced driveshaft can be the resource of odd noises and vibrations in your vehicle. To repair this difficulty, you should make contact with a professional. You can attempt a number of items to fix it, which includes welding and changing the bodyweight. The following are the most frequent methods. In addition to the strategies earlier mentioned, you can use standardized weights to harmony the driveshaft. These standardized weights are attached to the shaft by welders.
An unbalanced generate shaft usually creates lateral vibrations for every revolution. This kind of vibration is usually induced by a broken shaft, missing counterweights, or a foreign item trapped on the push shaft. On the other hand, torsional vibrations occur twice for every revolution, and they are induced by shaft period shifts. Lastly, crucial velocity vibration takes place when the RPM of the travel shaft exceeds its rated ability. If you suspect a driveshaft issue, verify the adhering to:
Manually adjusting the imbalance of a push shaft is not the best job. To stay away from the difficulty of guide balancing, you can decide on to use standardized weights. These weights are fixed on the outer circumference of the drive shaft. The operator can manually placement the fat on the shaft with specific instruments, or use a robotic. However, guide balancers have a lot of down sides.
air-compressor

unstable

When the angular velocity of the output shaft is not consistent, it is unstable. The angular velocity of the output shaft is .004 at ph = 29.5 and 1.9 at t = 1.9. The angular velocity of the intermediate shaft is not a problem. But when it really is unstable, the torque used to it is also much for the machine. It might be a excellent thought to check out the stress on the shaft.
An unstable push shaft can result in a good deal of noise and mechanical vibration. It can lead to premature shaft fatigue failure. CZPT reports the influence of shaft vibration on the rotor bearing program. They investigated the result of flex coupling misalignment on the vibration of the rotor bearing technique. They assume that the vibrational response has two factors: x and y. However, this strategy has minimal software in many conditions.
Experimental benefits demonstrate that the presence of cracks in the output shaft may mask the unbalanced excitation characteristics. For instance, the existence of superharmonic peaks on the spectrum is characteristic of cracks. The presence of cracks in the output shaft masks unbalanced excitation traits that can't be detected in the transient reaction of the input shaft. Figure 8 shows that the frequency of the rotor increases at critical velocity and decreases as the shaft passes the natural frequency.

Unreliable

If you might be having difficulty driving your car, chances are you have operate into an unreliable driveshaft. This variety of drivetrain can result in the wheels to adhere or not switch at all, and also limit the all round management of the car. Whatever the explanation, these problems should be settled as shortly as feasible. Here are some signs to seem for when diagnosing a driveshaft fault. Let's get a closer seem.
The initial symptom you might recognize is an unreliable push shaft. You might really feel vibrations, or hear noises beneath the car. Relying on the result in, it could be a damaged joint or a broken shaft. The great news is that driveshaft repairs are generally relatively inexpensive and get considerably less time than a comprehensive drivetrain replacement. If you might be not certain what to do, CZPT has a manual to changing the U-connector.
One of the most widespread symptoms of an unreliable driveshaft is clanging and vibration. These appears can be induced by worn bushings, loose U-joints, or broken center bearings. This can trigger significant vibration and noise. You can also come to feel these vibrations through the steering wheel or the ground. An unreliable driveshaft is a symptom of a greater difficulty.
air-compressor

Unreliable U-joints

A auto with an unreliable U-joint on the generate shaft can be hazardous. A poor u-joint can avert the motor vehicle from driving correctly and may possibly even result in you trouble. Unreliable u-joints are inexpensive to change and you should try receiving components from top quality manufacturers. Unreliable U-joints can lead to the auto to vibrate in the chassis or equipment lever. This is a positive signal that your auto has been neglected in servicing.
Replacing a U-joint is not a complicated task, but it requires particular resources and a whole lot of elbow grease. If you never have the right tools, or you might be unfamiliar with mechanical terminology, it truly is ideal to seek the aid of a mechanic. A skilled mechanic will be ready to accurately assess the problem and propose an appropriate remedy. But if you never feel self-assured adequate, you can change your possess U-connector by pursuing a number of basic measures.
To ensure the vehicle's driveshaft is not broken, check the U-joint for use and lubrication. If the U-joint is worn, the metal components are probably to rub in opposition to each other, causing use. The sooner a issue is diagnosed, the faster it can be solved. Also, the lengthier you wait around, the much more you shed on repairs.

destroyed push shaft

The driveshaft is the part of the vehicle that connects the wheels. If the driveshaft is damaged, the wheels might end turning and the car could sluggish down or cease moving totally. It bears the excess weight of the car by itself as effectively as the load on the road. So even a slight bend or split in the push shaft can have dire consequences. Even a piece of loose steel can grow to be a deadly missile if dropped from a motor vehicle.
If you hear a screeching sounds or growl from your automobile when shifting gears, your driveshaft may possibly be damaged. When this transpires, injury to the u-joint and too much slack in the travel shaft can end result. These circumstances can more harm the drivetrain, which includes the entrance 50 %. You ought to replace the driveshaft as before long as you recognize any signs and symptoms. After replacing the driveshaft, you can start searching for symptoms of dress in.
A knocking sound is a indicator of hurt to the generate shaft. If you listen to this sound whilst driving, it could be because of to worn couplings, ruined propshaft bearings, or broken U-joints. In some cases, the knocking sounds can even be caused by a broken U-joint. When this transpires, you may possibly want to change the whole driveshaft, necessitating a new one.
air-compressor

Servicing costs

The price of fixing a driveshaft may differ extensively, relying on the type and result in of the difficulty. A new driveshaft fees in between $three hundred and $1,three hundred, such as labor. Fixing a damaged driveshaft can expense everywhere from $200 to $three hundred, dependent on the time essential and the type of components essential. Signs and symptoms of a destroyed driveshaft incorporate unresponsiveness, vibration, chassis noise and a stationary automobile.
The initial issue to contemplate when estimating the cost of restoring a driveshaft is the variety of automobile you have. Some vehicles have far more than one particular, and the components utilized to make them might not be suitable with other automobiles. Even if the exact same automobile has two driveshafts, the ruined kinds will price far more. Luckily, several auto restore outlets offer you cost-free estimates to fix ruined driveshafts, but be aware that these kinds of operate can be difficult and costly.

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