Condition: New, 100% new /second hand
Applicable Industries: Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Retail, Construction works , Energy & Mining, Other, Other
Showroom Location: None
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Hot Product 2019
Warranty: 1 Year, 1 year
Application: Crawler Excavator
Part name: Travel Motor
Part number: YB60005719 9243839 9250921
Model: ZX870-3 ZX240-3 ZX200 ZX250-3 ZX240-5 ZX250-5
MOQ: 1 PCS/SET
Delivery time: About1-3days
Packing: Wooden Box
Payment Term: T.T.Western Union.Paypal
After Warranty Service: Video technical support, Online support, Spare parts
Local Service Location: None
After-sales Service Provided: Video technical support, Online support
Packaging Details: Packaging Details 1)Original packing 2)Neutral package & wooden package 3)Carton package+pallet 4)Wooden package+pallet 5)As customer request
Port: HangZhou

9250921 9243839 hydraulic excavator track device motor drive reducer ZX870-3 YB60005719 Travel Gearbox for HitachiPart Number 9250921 9243839 YB60005719Model ZX870-3Nametravel motorBrandKyotechsMOQ1 PieceAvailabilitycontact the MessagerWarranty3-12 months Final Driving Installation Precautions：Check the piping and flexible hose is correctly installed.Ensure correct direction of rotation of the motor is achieved.Check for leakage from all motor parts.Ensure the system is operating within the specified working temperature.Check the pressure is operating within specified range. Troubleshooting-General Precautions• If you experience an abnormal operation of the Track Drive Motor, think all working circuit elements that could potentially effect the Track Drive Motor’s performance.• If deemed to disassemble the Track Drive Motor, it is critical to do so in a clean environment, to ensure no miss or broken during the reassembly process.• When disassembly, pls note that the inner hydraulic components of the Track Drive Motor are precision manufactured and as a result must be handled with care to avoid irreversible damage. Diagnosis & Maintenance • If motor is running with an unusual sound, unscrew the plug from the case drain and check whether the oil level is present. add the oil level if required and ensure to bleed the trapped air from the circuit. also check the oil quality, if have impurities, Gearbox Helical Bevel Electricity Power Reducer bevel gearbox for concrete mixer auto gearbox for tricycle diesel engine gear need replace the oil and keep it clean. to keep the life of the Track Drive Motor. • If you still experience abnormal operation of the motor, check the pressure throughout the work circuit to assess whether or not the motor is breakdown. OEM BRANDMOTOR MODELSNABTESCOGM06VA GM07VC GM08 GM09VN GM10VA GM15 GM17 GM18VL GM20 GM21VA GM23 GM28 GM35VL GM38VB GM40VA GM45VA GM50VA GM60VA GM70VA GM85VANACHIPHV1B PHV2B PHV3B PHV4B PHV80 PHV120 PHV190 PHV80 PHV120 PHV190 PHK1B PHK80 PHK100 PHK120 PHK190KAYABA/KYBMAG-9N MAG-10V MAG-10VP MAG-16N MAG-16V MAG-18V MAG-18VP MAG-26 MAG-33V MAG-37NV MAG-55KP MAG-85NP MAG-85VP MAG-120P MAG-150VPMAG-170VEATONJMV016 JMV018 JMV571 JMV571 JMV041 JMV044 JMV047 JMV053 JMV067 JMV076 JMV118 JMV147 JMV168 JMV155 JMV173 JMV185 JMV274TM SERIESTM02 TM02E TM03 TM03A TM03CJ TM04 Tm04A Tm04I Tm05 TM06N TM06NK Tm06 TM06K Tm06H Tm06F Tm07 Tm09 TM09E TM09VC Tm18 Tm22 Tm22CTM40A Tm40 Cooperative BrandsAvailable ModelHYUNDAIR55 R60 R80 R130LC-3-5 R200 R200-5 R210 R215-7/9 R220-5 R225LC-7/9 R290 R290 R290LC-7 R300LC R305LC R330LC R375 R360LC-7 R450LCZXAIS/HITACAIEX35 EX40 EX55 EX60 EX60-3 ZX200 ZX210 ZX250 ZX290 ZX330 ZX470 EX1000 EX1200VOLVOEC55 EC60 EC140BP EW145BP EW160BB EC210 EC240 EC290 EC360LC EC380.EC460 EC480 EC700CATERPILLARCAT305.5 CAT306 CAT307 CAT308 CAT312 CAT315 CAT320 CAT323 CAT324 CAT325 CAT326 CAT330 CAT336 CAT345 CAT349 CAT365 CAT374 CAT390KOMATSUPC45 PC50 PC55 PC56 PC60-5-6-7 PC60-8 PC70-8 PC78 PC100-3 PC120-6 PC130-7 PC200-7/8 PC220 PC270 PC240 PC300-6/7 PC360 PC400-6/7/8PC450-6 PC600-6 PC650-3 PC650 PC800 PC1000 PC1200 PC1250KOBELCOSK35 SK50 SK60 SK75 SK100 SK120 SK200-1-2-3-4-5-6 SK230 SK250 SK260 SK280 SK300 SK330 SK330-6 SK350 SK400 SK450 SK480DOOSAN/DAEWOODH35 DH55 DH60 DH55 DH60 DH80 DH80-7 DH80GOLD DH150 DH200 DH220-3-5 DH280-5 DX60-DX200-DX225 DX260 DH290 DH360 DH420 DH500SUMITOMOSH55 SH60 SH75 SH50 SH100 SH120 SH200 SH200-3-5 SH220-2-3 SH280 SH300 SH350 SH400 SH450KATOHD820 HD1571 HD1430 HD2045 HD700SANYSY55 SY60 SY65 SY70 SY75 SY85 SY95 SY115 SY135 SY155 SY195 SY200 SY205 SY215 SY220 SY225 SY235 SY245 SY285 SY305 SY335 SY365 SY375SY395 SY415 SY485LIUGONGCLG904 CLG9055 CLG906 CLG907 CLG9075 CLG908 CLG915 CLG150 CLG920 CLG921 CLG922 CLG225 CLG924 CLG925 CLG933 CLG936 CLG939 CLG942CLG948 CLG950 CLG952 CLG200 CLG205 CLG220 CLG225KUBOTAKX135 KX185 KX155 KX161 KX163 KX165 KX183IHIIHI35 IHI50 IHI60 IHI55 IHI80 IHI100XCMGXE55 XE60 XE65 XE75 XE80 XE85 XE135 XE150 XE155 XE200 XE205 XE215 XE225 XE245 XE270 XE305 XE335 XE370 XE380 XE400 XE470 XE490XE700YANMARViO35 ViO55 ViO75CASECX50 CX55 CX58 CX75 CX210 CX240 CX290 CX330YUCHAIYC35 YC50 YC55 YC60 YC65 YC85 YC135 YC230JCBJS130 JS210 JS220 JS290 JS330 About KyotechsKyotechs was established in 2009 at HangZhou, China. The directors, Ally Fan and Mark Zheng were joined the heavy equipment field since 2001, who have abundant experience and sound reputation in the field.Cooperative brandsHYUNDAI ZXAIS/HITACAI CZPT CATERPILLAR CZPT DOOSAN/DAEWOO SUMITOMO CZPT CZPT CZPT IHI CZPT CASE CZPT JCBAdvantageMaintance service : repairing and testing for monitor ECU comtroller program, engine start testing, remanufacture and repaint, refit. hydraulic pump refit. 100% quality guaranteed, Use CZPT parts, few worries! Questions you maybe want to know before order. Q.What parts you have?R:We are specialized in the excavator spare parts, such as travel motor gearbox parts, swing gearbox motor parts, hydraulic pump parts, electrical parts, engine parts, mini excavator. If you need other excavator parts, we also can supply as you requirements.Q: Do you repair? R: Yes, we sell and repair, ECU controller program install, engine rebuild, hydraulic pump refit etc. if you meet any probelms on parts instaill or after-sale, feedback us directly, will offer support freely.Q：If i don’ 17 Inch 3000W 72V Fast Speed Electric BLDC Brushless Dc Hub Motor For Motorcycle t have part number, can you check for me?R: Yes, excavator model, old photos and size are also available to confirm the correct parts you need. Q: Which shipping term you can supply?R:By sea, air or by express ( DHL, Fedex, TNT, UPS, EMS)Q: How long does it take to my address?R:The Normal delivery time is 3-5 days, depending on which country you are. (if urgent order, pls contact Sales Executive in advance)3.How can I pay the order?We can accept payment by T/T, Trade assurance, Paypal, Western UnionWhy choose Kyotechs?1. Kyotechs, Focus on the machinery industry over 20 years, have abundant experience and sound reputation in the field. support full ranges of excavator accessories.2. CZPT offer Maintance service: Repairing and testing for monitor ECU controller software; Engine start testing, remanufacture and repaint, refit; Hydraulic pump refit etc. 3. 100% quality guaranteed, CZPT offer different quality requirements excavator parts. new and used genuine parts, OEM parts made in China Japan Korea. main parts normal operation running at least 3-5 years. Use CZPT parts, few worries!4. Small order and sample order are acceptable, Large quantity and price negotiation5. Quick delivery time: order before 4:00 p.m. ship out on the same day

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.

Bzvacklash

The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.

Design

The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.

Manufacturers

There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.