Description du produit
Bevel Pinion Gear and Gear Box Reducer
Description du produit
Ball mill pinion gear for CITIC IC
CITICMC Pinion Gears offered find extensive application in Sponge Iron Plants that have running capacities of -50TPD, 100TPD, 300TPD, 350TPD, 500TPD. Further, these also provide functionality as integral pinion shaft for cement plants/ball mills and as pinion & pinion assemblies for Phosphate mining plants, Alumina, Kaolin-Bentonite plants and others. Further, we can also custom design these in finish specifications as demanded by the customers.
Pinion for:-Sponge iron plant-50TPD, 100TPD,300TPD,350TPD,500TPDIntegral pinion shaft for cement plant or ball millsPinion & pinion assemblies for Alumina, kaolin-bentonite plants, phosphate mining plantMain Type of pinion applications as given below for the all above mentioned plants:Kiln PinionCooler pinionPinion shaftPinion assembled with shaft, bearings, plummer blocksIntegral pinion shaft upto 3 mtr total lentgh.
Company Information
Pinion gear material 42CRMO
Product Parameters
| C : 0.38-0.45% | Si: 0.17-0.37% |
| Mn: 0.50-0.80% | S : Allow residual content <0.035% |
| P : Allow residual content <0.035% | Cr: 0.90-1.20% |
| Ni: Allow residual content <0.030% Cu: Allow residual content <0.030% | Mo: 0.15-0.25% |
MECHANICAL DATA
Tensile Strength σb (MPa): >1080(110)
Yield point σs (MPa): >930(95)
Elongation σ5 (%): >12
Reduction of area ψ (%): >45 Akv (J): Impact absorbing energy Akv(J): >63
Impact toughness value αkv (J/cm2): >78(8)
Hardness: <217HB
Sample size: The blank size of the sample is 25mm
PHYSICAL DATA
Critical point temperature (approximate value): Ac1=730ºC, Ac3=800ºC, Ms=310ºC
Linear expansion coefficient: temperature: 20~100ºC/20~200ºC/20~300ºC /20 ~400ºC/20~500ºC /20~600ºC
linear expansivity: 11.1x10K/12.1x10K/12.9x10K/13.5x10K/13.9x10K14.1x10K
CITICIC began in 1956-The largest mining equipment and cement equipment manufacturers in China.CITICIC is a global supplier of technology and services to customers in the process industries,including
Mining,Construction,Metallurgical,Environmental,Power,Chemical,Marine,Casting&Forgings.
CITIC IC produces over 200,000 tons of quality equipment annually. Our products include grinding mills, scrubbers,crushers, kilns, coolers, hoists, reducers, steam turbines and compressors. CHINAMFG also manufactures heavy castings and forgings, as well as electric/hydraulic control and lubrication systems.
Our factory in HangZhou covers more than 3 million square meters, of which 2 million square CHINAMFG is under cover. It has a total workforce of approximately 10,000 employees of which more than 1,200 are engineers.
CITIC HIC produces over 200,000 tons of quality equipment annually. Our products include grinding mills, scrubbers,crushers, kilns, coolers, hoists, reducers, steam turbines and compressors. CITIC HIC also manufactures heavy castings and forgings, as well as electric/hydraulic control and lubrication systems Etc.
Website: citiczt
Company Video:http://citiczt
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Machining Equipment |
Fabrication Equipment |
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Casting & Forging Equipment |
Heat treatment Equipment |
Our Services
1. ENGINEERED SPARES – DESIGN AND MANUFACTURING
2. LARGE VOLUME STEEL AND IRON CASTING FOUNDARIES
3. HUGE MACHINE SHOP CAPABILITIES
4. TRAINING PROGRAMMES
5. PREVENTATIVE MAINTENANCE PROGRAMS
6. PREVETATIVE MAINTENANCE SERVICES
7. COMPREHENSIVE MAINTENANCE PROGRAMS
CITIC’s Field Service Engineers are trained specifically in the CITIC brand group products but are capable of undertaking the servicing of other OEM brands.
Our technicians are equipped with the most advanced technological diagnostic equipment available to trouble shoot your equipment to optimise performance and minimise down time.
CITICIC also has an extensive capability in supplying all you consumable and electrical/ mechanical spare part needs.
Quality ControlPhysical & Chemical Identification Center
CITICIC owns a professional testing and metrology institute which provides advanced testing methods such as nondestructive testing, industrial chemical analysis, metallographic testing and analysis, mechanical testing, sample preparation, meter/length measurement, weighing apparatus verification, and weighman inspection. Our metrology institute has taken a leading role in China.
CITICIC owns nearly 2 hundred types of advanced testing equipment, 9 different measurement standards and nearly 20 types of world-class testing equipment which have been imported from international locations such as Germany, Japan, USA, UK and Belgium.
Quality testing equipment
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Spectrometer |
Ultrasonic flaw detector |
Carbon and sulfur analyzer |
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X-ray detection apparatus |
Brinell microscope |
Leeb hardness tester |
Company Profile
FAQ
Q: Why we believe in HangZhou CHINAMFG industries co., ltd:
A: 1. More than 30 years experience.
2.We are the leading professional supplier of mining machinery, construction machinery, machines casting and forged parts.
3. All products achieved ISO9901:2000 quality management certificate and CE, ROHS certificates.
Q:Delivery time:
A: Parts lead time 1-2months, machines 2-3months.
Q:Payment terms:
A: Accept payment type: T/T, L/C, Western union,Cash.
30% deposit when signed contract. Full payment paid before shipping.
Q: Quality warranty?
A: Guarantee time: 1 year for main machinery. If something wrong we will provide the technical advice and find solution immediately. For those wearing parts we guarantee high quality parts for long-term supply.
Q: After sales service?
A: We can supply technical guide for machines running test and parts maintenance if end user needs.
After Sales Service
ZTIC Heavy Industries is your business partner in the After Market.
ZTIC able to provide:
1. ENGINEERED SPARES – DESIGN AND MANUFACTURING
2. LARGE VOLUME STEEL AND IRON CASTING FOUNDARIES
3. HUGE MACHINE SHOP CAPABILITIES
4. TRAINING PROGRAMMES
5. PREVENTATIVE MAINTENANCE PROGRAMS
6. PREVETATIVE MAINTENANCE SERVICES
7. COMPREHENSIVE MAINTENANCE PROGRAMS
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| Application: | Machinery |
|---|---|
| Dureté: | Surface dentaire durcie |
| Gear Position: | as Required |
| Manufacturing Method: | Cast Gear |
| Toothed Portion Shape: | Double Helical Gear |
| Matériel: | Cast Steel |
| Samples: |
US$ 5000/Piece
1 Piece(Min.Order) | |
|---|
| Personnalisation : |
Disponible
| Demande personnalisée |
|---|
What are the considerations for choosing the appropriate lubrication for gear reducers?
Choosing the appropriate lubrication for gear reducers is crucial for ensuring optimal performance, longevity, and efficiency. Several considerations should be taken into account when selecting the right lubrication:
1. Load and Torque: The magnitude of the load and torque transmitted by the gear reducer affects the lubrication’s viscosity and film strength requirements. Heavier loads may necessitate higher viscosity lubricants.
2. Operating Speed: The speed at which the gear reducer operates impacts the lubrication’s ability to maintain a consistent and protective film between gear surfaces.
3. Temperature Range: Consider the temperature range of the operating environment. Lubricants with suitable viscosity indexes are crucial to maintaining performance under varying temperature conditions.
4. Contaminant Exposure: If the gear reducer is exposed to dust, dirt, water, or other contaminants, the lubrication should have proper sealing properties and resistance to contamination.
5. Lubrication Interval: Determine the desired maintenance interval. Some lubricants require more frequent replacement, while others offer extended operational periods.
6. Compatibility with Materials: Ensure that the chosen lubricant is compatible with the materials used in the gear reducer, including gears, bearings, and seals.
7. Noise and Vibration: Some lubricants have properties that can help reduce noise and dampen vibrations, improving the overall user experience.
8. Environmental Impact: Consider environmental regulations and sustainability goals when selecting lubricants.
9. Manufacturer Recommendations: Follow the manufacturer’s recommendations and guidelines for lubrication type, viscosity grade, and maintenance intervals.
10. Monitoring and Analysis: Implement a lubrication monitoring and analysis program to assess lubricant condition and performance over time.
By carefully evaluating these considerations and consulting with lubrication experts, industries can choose the most suitable lubrication for their gear reducers, ensuring reliable and efficient operation.
Comment les réducteurs de vitesse gèrent-ils les chocs et les variations soudaines de couple ?
Les réducteurs de vitesse sont conçus pour supporter les chocs et les variations soudaines de couple grâce à plusieurs mécanismes qui améliorent leur durabilité et leur fiabilité dans des conditions de fonctionnement difficiles.
1. Construction robuste : Les réducteurs sont fabriqués à partir de matériaux à haute résistance et selon des techniques de fabrication de précision. Ceci garantit que les engrenages, les roulements et les autres composants peuvent résister aux chocs soudains et aux fortes variations de couple sans se déformer ni se rompre.
2. Caractéristiques d'absorption des chocs : Certains réducteurs de vitesse intègrent des dispositifs d'absorption des chocs, tels que des accouplements flexibles, des éléments élastomères ou des engrenages à torsion flexible. Ces dispositifs contribuent à amortir et à dissiper l'énergie des chocs soudains ou des pics de couple, réduisant ainsi l'impact sur l'ensemble du système.
3. Limiteurs de couple : Dans les applications où les chocs sont fréquents, des limiteurs de couple peuvent être intégrés au réducteur. Ces dispositifs se désengagent ou patinent automatiquement lorsqu'un certain seuil de couple est dépassé, évitant ainsi d'endommager les engrenages et autres composants.
4. Protection contre les surcharges : Les réducteurs de vitesse peuvent être équipés de mécanismes de protection contre les surcharges, tels que des goupilles de cisaillement ou des capteurs de couple. Ces mécanismes détectent un couple excessif et désengagent temporairement la transmission, permettant ainsi au système d'absorber le choc ou de s'adapter à la variation soudaine de couple.
5. Lubrification adéquate : Une lubrification adéquate est essentielle pour gérer les chocs et les variations brusques de couple. Les lubrifiants de haute qualité réduisent la friction et l'usure, permettant ainsi au réducteur de résister aux forces dynamiques et de fonctionner en douceur.
6. Répartition dynamique de la charge : Les réducteurs répartissent les charges dynamiques sur plusieurs dents d'engrenage, ce qui contribue à prévenir les concentrations de contraintes localisées. Cette caractéristique minimise le risque de rupture des dents et d'endommagement des engrenages en cas de variations brusques de couple.
En intégrant ces caractéristiques de conception et ces mécanismes, les réducteurs d'engrenages peuvent gérer efficacement les chocs et les variations soudaines de couple, assurant ainsi la longévité et la fiabilité de divers systèmes industriels et mécaniques.
How do gear reducers handle variations in input and output speeds?
Gear reducers are designed to handle variations in input and output speeds through the use of different gear ratios and configurations. They achieve this by utilizing intermeshing gears of varying sizes to transmit torque and control rotational speed.
The basic principle involves connecting two or more gears with different numbers of teeth. When a larger gear (driving gear) engages with a smaller gear (driven gear), the rotational speed of the driven gear decreases while the torque increases. This reduction in speed and increase in torque enable gear reducers to efficiently adapt to variations in input and output speeds.
The gear ratio is a critical factor in determining how much the speed and torque change. It is calculated by dividing the number of teeth on the driven gear by the number of teeth on the driving gear. A higher gear ratio results in a greater reduction in speed and a proportionate increase in torque.
Planetary gear reducers, a common type, use a combination of gears including sun gears, planet gears, and ring gears to achieve different speed reductions and torque enhancements. This design provides versatility in handling variations in speed and torque requirements.
In summary, gear reducers handle variations in input and output speeds by using specific gear ratios and gear arrangements that enable them to efficiently transmit power and control motion characteristics according to the application’s needs.
editor by CX 2024-01-16
