Περιγραφή προϊόντος
Bevel Pinion Gear and Gear Box Reducer
Περιγραφή προϊόντος
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
Παράμετροι προϊόντος
| 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 |
Προφίλ Εταιρείας
Συχνές ερωτήσεις
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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| Εφαρμογή: | Machinery |
|---|---|
| Σκληρότητα: | Σκληρυμένη επιφάνεια δοντιού |
| Gear Position: | as Required |
| Manufacturing Method: | Cast Gear |
| Toothed Portion Shape: | Double Helical Gear |
| Υλικό: | Cast Steel |
| Δείγματα: |
US$ 5000/Piece
1 τεμάχιο (ελάχιστη παραγγελία) | |
|---|
| Προσαρμογή: |
Διαθέσιμος
| Προσαρμοσμένο Αίτημα |
|---|
Ποιες είναι οι παράμετροι που πρέπει να λαμβάνονται υπόψη για την επιλογή του κατάλληλου λιπαντικού για μειωτήρες ταχυτήτων;
Η επιλογή του κατάλληλου λιπαντικού για τους μειωτήρες ταχυτήτων είναι ζωτικής σημασίας για την εξασφάλιση βέλτιστης απόδοσης, μακροζωίας και αποδοτικότητας. Κατά την επιλογή του σωστού λιπαντικού, πρέπει να λαμβάνονται υπόψη αρκετές παράμετροι:
1. Φορτίο και ροπή: Το μέγεθος του φορτίου και της ροπής που μεταδίδεται από τον μειωτήρα ταχυτήτων επηρεάζει το ιξώδες και τις απαιτήσεις αντοχής της μεμβράνης του λιπαντικού. Τα βαρύτερα φορτία ενδέχεται να απαιτούν λιπαντικά υψηλότερου ιξώδους.
2. Ταχύτητα λειτουργίας: Η ταχύτητα με την οποία λειτουργεί ο μειωτήρας ταχυτήτων επηρεάζει την ικανότητα του λιπαντικού να διατηρεί μια συνεπή και προστατευτική μεμβράνη μεταξύ των επιφανειών του γραναζιού.
3. Εύρος θερμοκρασίας: Λάβετε υπόψη το εύρος θερμοκρασίας του περιβάλλοντος λειτουργίας. Τα λιπαντικά με κατάλληλους δείκτες ιξώδους είναι ζωτικής σημασίας για τη διατήρηση της απόδοσης υπό μεταβαλλόμενες συνθήκες θερμοκρασίας.
4. Έκθεση σε μολυσματικούς παράγοντες: Εάν ο μειωτήρας ταχυτήτων εκτίθεται σε σκόνη, βρωμιά, νερό ή άλλους ρύπους, η λίπανση θα πρέπει να έχει κατάλληλες ιδιότητες στεγανοποίησης και αντοχή στη μόλυνση.
5. Διάστημα λίπανσης: Προσδιορίστε το επιθυμητό διάστημα συντήρησης. Ορισμένα λιπαντικά απαιτούν συχνότερη αντικατάσταση, ενώ άλλα προσφέρουν εκτεταμένες περιόδους λειτουργίας.
6. Συμβατότητα με υλικά: Βεβαιωθείτε ότι το επιλεγμένο λιπαντικό είναι συμβατό με τα υλικά που χρησιμοποιούνται στον μειωτήρα ταχυτήτων, συμπεριλαμβανομένων των γραναζιών, των ρουλεμάν και των στεγανοποιήσεων.
7. Θόρυβος και κραδασμοί: Ορισμένα λιπαντικά έχουν ιδιότητες που μπορούν να βοηθήσουν στη μείωση του θορύβου και στην απόσβεση των κραδασμών, βελτιώνοντας τη συνολική εμπειρία χρήστη.
8. Περιβαλλοντικές επιπτώσεις: Λάβετε υπόψη τους περιβαλλοντικούς κανονισμούς και τους στόχους βιωσιμότητας κατά την επιλογή λιπαντικών.
9. Συστάσεις κατασκευαστή: Ακολουθήστε τις συστάσεις και τις οδηγίες του κατασκευαστή σχετικά με τον τύπο λίπανσης, τον βαθμό ιξώδους και τα διαστήματα συντήρησης.
10. Παρακολούθηση και Ανάλυση: Εφαρμόστε ένα πρόγραμμα παρακολούθησης και ανάλυσης λίπανσης για την αξιολόγηση της κατάστασης και της απόδοσης του λιπαντικού με την πάροδο του χρόνου.
Αξιολογώντας προσεκτικά αυτές τις παραμέτρους και συμβουλευόμενοι ειδικούς λίπανσης, οι βιομηχανίες μπορούν να επιλέξουν το καταλληλότερο λιπαντικό για τους μειωτήρες ταχυτήτων τους, εξασφαλίζοντας αξιόπιστη και αποτελεσματική λειτουργία.
How do gear reducers handle shock loads and sudden changes in torque?
Gear reducers are designed to handle shock loads and sudden changes in torque through several mechanisms that enhance their durability and reliability in challenging operating conditions.
1. Robust Construction: Gear reducers are constructed using high-strength materials and precision manufacturing techniques. This ensures that the gears, bearings, and other components can withstand sudden impacts and high torque fluctuations without deformation or failure.
2. Shock-Absorbing Features: Some gear reducer designs incorporate shock-absorbing features, such as flexible couplings, elastomeric elements, or torsionally flexible gear designs. These features help dampen and dissipate the energy from sudden shocks or torque spikes, reducing the impact on the entire system.
3. Torque Limiters: In applications where shock loads are common, torque limiters may be integrated into the gear reducer. These devices automatically disengage or slip when a certain torque threshold is exceeded, preventing damage to the gears and other components.
4. Overload Protection: Gear reducers can be equipped with overload protection mechanisms, such as shear pins or torque sensors. These mechanisms detect excessive torque and disengage the drive temporarily, allowing the system to absorb the shock or adjust to the sudden torque change.
5. Proper Lubrication: Adequate lubrication is essential for managing shock loads and sudden torque changes. High-quality lubricants reduce friction and wear, helping the gear reducer withstand dynamic forces and maintain smooth operation.
6. Dynamic Load Distribution: Gear reducers distribute dynamic loads across multiple gear teeth, which helps prevent localized stress concentrations. This feature minimizes the risk of tooth breakage and gear damage when subjected to sudden changes in torque.
By incorporating these design features and mechanisms, gear reducers can effectively handle shock loads and sudden changes in torque, ensuring the longevity and reliability of various industrial and mechanical systems.
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
