Penerangan Produk
Machining Capability
Our Gear, Pinion Shaft, Ring Gear Capabilities:
| Capabilities of Gears/ Splines | ||||||
| Item | Internal Gears and Internal Splines | External Gears and External Splines | ||||
| Milled | Shaped | Ground | Hobbed | Milled | Ground | |
| Max O.D. | 2500 mm | |||||
| Min I.D.(mm) | 30 | 320 | 20 | |||
| Max Face Width(mm) | 500 | 1480 | ||||
| Max DP | 1 | 0.5 | 1 | 0.5 | ||
| Max Module(mm) | 26 | 45 | 26 | 45 | ||
| DIN Class Level | DIN Class 8 | DIN Class 4 | DIN Class 8 | DIN Class 4 | ||
| Tooth Finish | Ra 3.2 | Ra 0.6 | Ra 3.2 | Ra 0.6 | ||
| Max Helix Angle | ±22.5° | ±45° | ||||
Our Main Products
1. Spur Gear
2. Planetary Gear
3. Metal Gears
4. Gear Wheel
5. Ring Gear
6. Gear Shaft
7. Helical Gear
8. Pinion Gear
9. Spline Shaft
Profil Syarikat
1. 21 years experience in high quality gear, gear shaft’s production, sales and R&D.
2. Our Gear, Gear Shaft are certificated by ISO9001: 2008 and ISO14001: 2004.
3. CHINAMFG has more than 50 patents in high quality Gear, Gear Shaft manufacturing.
4. CHINAMFG products are exported to America, Europe.
5. Experience in cooperate with many Fortune 500 Companies
Our Advantages
1) In-house capability: OEM service as per customers’ requests, with in-house tooling design & fabricating
2) Professional engineering capability: On product design, optimization and performance analysis
3) Manufacturing capability range: DIN 3960 class 8 to 4, ISO 1328 class 8 to 4, AGMA 2000 class 10-15, JIS 1702-1703 class 0 to 2, etc.
4) Packing: Tailor-made packaging method according to customer’s requirement
5) Just-in-time delivery capability
Soalan Lazim
1. Q: Can you make as per custom drawing?
A: Yes, we can do that.
2. Q: If I don’t have drawing, what can you do for me?
A: If you don’t have drawing, but have the sample part, you may send us. We will check if we can make it or not.
3. Q: How do you make sure the quality of your products?
A: We will do a series of inspections, such as:
A. Raw material inspection (includes chemical and physical mechanical characters inspection),
B. Machining process dimensional inspection (includes: 1st pc inspection, self inspection, final inspection),
C. Heat treatment result inspection,
D. Gear tooth inspection (to know the achieved gear quality level),
E. Magnetic particle inspection (to know if there’s any cracks in the gear).
We will provide you the reports 1 set for each batch/ shipment.
| Permohonan: | Wind Turbine |
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| Kekerasan: | Permukaan Gigi yang Mengeras |
| Kedudukan Gear: | External Gear |
| Penyesuaian: |
Tersedia
| Permintaan Tersuai |
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Kos Penghantaran:
Anggaran pengangkutan setiap unit. |
tentang kos penghantaran dan anggaran masa penghantaran. |
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| Kaedah Pembayaran: |
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Bayaran Awal Bayaran Penuh |
| Mata wang: | US$ |
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| Pulangan & bayaran balik: | Anda boleh memohon bayaran balik sehingga 30 hari selepas penerimaan produk. |
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Bagaimanakah anda mengira nisbah gear yang melibatkan gear matahari, planet dan gelang?
Nisbah gear dalam sistem gear planet boleh dikira dengan mempertimbangkan bilangan gigi pada gear matahari, gear planet dan gear gelang. Nisbah gear menentukan hubungan antara kelajuan input dan kelajuan output sistem. Berikut ialah cara anda boleh mengira nisbah gear:
- Langkah 1: Kira Gigi:
Kira bilangan gigi pada gear matahari (S), gear planet (P), dan gear gelang (R). Nombor-nombor ini mewakili kiraan gigi gear masing-masing.
- Langkah 2: Tentukan Susunan Gear:
Kenal pasti susunan gear. Dalam sistem gear planet yang mudah, gear matahari berada di tengah, dikelilingi oleh gear planet, dan dikelilingi oleh gear gelang.
- Langkah 3: Kira Nisbah Gear:
Nisbah gear (GR) boleh ditentukan menggunakan formula:
GR = (R + P) / S
Di mana:
- R mewakili bilangan gigi pada gear gelang
- P mewakili bilangan gigi pada gear planet (dengan mengandaikan ia mempunyai bilangan gigi yang sama)
- S mewakili bilangan gigi pada gear matahari
Nisbah gear yang terhasil mewakili hubungan kelajuan antara input dan output sistem gear planet. Nisbah gear yang lebih besar daripada 1 menunjukkan pengurangan kelajuan, manakala nisbah gear yang kurang daripada 1 menunjukkan peningkatan kelajuan.
Penting untuk diperhatikan bahawa dalam sistem gear planet yang lebih kompleks, di mana terdapat berbilang set gear planet atau gear tambahan, pengiraan nisbah gear mungkin melibatkan mempertimbangkan berbilang peringkat gear dan kiraan gigi masing-masing.
Secara ringkasnya, untuk mengira nisbah gear yang melibatkan gear matahari, planet dan gelang, anda perlu mengira gigi pada setiap gear dan menggunakan formula (R + P) / S, di mana R ialah bilangan gigi pada gear gelang, P ialah bilangan gigi pada gear planet dan S ialah bilangan gigi pada gear matahari. Pengiraan ini memberikan nisbah gear yang mentakrifkan hubungan kelajuan antara input dan output sistem gear planet.
Can planetary gears be used in aerospace and aviation applications?
Planetary gears find extensive use in aerospace and aviation applications due to their unique characteristics and advantages. Let’s explore how planetary gears can be utilized in the aerospace and aviation industry:
- Aircraft Engines:
Planetary gears play a crucial role in aircraft engines, especially in the reduction gearbox. The reduction gearbox connects the high-speed turbine shaft with the low-speed propeller shaft, allowing efficient power transmission while maintaining optimal propeller speed. Planetary gears within the reduction gearbox help achieve the required gear ratios and torque conversion, ensuring smooth and reliable engine operation.
- Landing Gear Systems:
Planetary gears are also utilized in landing gear systems of aircraft. These gears provide the necessary torque and force to retract and extend the landing gear during takeoff and landing. Planetary gears offer compactness, high torque capacity, and the ability to handle heavy loads, making them suitable for this critical application.
- Actuation Systems:
Actuation systems in aerospace and aviation, such as those used for flight control surfaces, also benefit from the use of planetary gears. These gears enable precise and reliable movement of control surfaces, such as ailerons, elevators, and rudders. Planetary gears’ ability to handle high torques, provide accurate positioning, and withstand varying loads makes them well-suited for actuation systems.
- Satellite and Spacecraft Mechanisms:
In satellite and spacecraft applications, planetary gears are utilized in various mechanisms. They can be found in solar array drives, antenna pointing systems, and deployment mechanisms for scientific instruments. Planetary gears offer compactness, high torque transmission, and the ability to handle the extreme conditions of space environments.
- Auxiliary Power Units (APUs):
APUs in aircraft are responsible for providing auxiliary power during ground operations and in-flight emergencies. Planetary gears are often employed in APU systems to transfer power from the engine to the auxiliary systems, such as electrical generators or hydraulic pumps. These gears ensure efficient power transmission and reliable operation of the APU.
In summary, planetary gears have significant applications in aerospace and aviation. They are utilized in aircraft engines, landing gear systems, actuation systems, satellite and spacecraft mechanisms, as well as auxiliary power units. The compact size, high torque capacity, precise positioning, and reliable operation of planetary gears make them well-suited for these critical applications in the aerospace and aviation industry.
Bolehkah anda huraikan peranan gear matahari, gear planet dan gear gelang dalam sistem planet?
Dalam sistem gear planet, setiap komponen—gear matahari, gear planet dan gear gelang—memainkan peranan penting dalam keseluruhan operasi dan fungsi. Mari kita terokai peranan gear ini:
- Peralatan Matahari:
Gear matahari merupakan komponen utama dalam sistem gear planet. Ia biasanya terletak di tengah dan digerakkan oleh sumber input seperti motor atau enjin. Gear matahari menerima kuasa input dan menghantarnya ke gear lain dalam sistem. Semasa gear matahari berputar, ia memacu putaran gear planet, yang seterusnya menyumbang kepada keseluruhan operasi gear. Saiz dan bilangan gigi pada gear matahari menentukan nisbah gear dan ciri tork sistem.
- Gear Planet:
Gear planet ialah gear yang mengelilingi gear matahari dalam sistem gear planet. Saiznya biasanya lebih kecil berbanding gear matahari dan disambungkan kepada pembawa atau lengan. Gear planet berjalin dengan gear matahari dan gear gelang. Semasa gear matahari berputar, ia memacu putaran gear planet. Gear planet mempamerkan gerakan putaran dan orbit. Walaupun ia berputar pada paksinya sendiri, ia juga mengorbit di sekitar gear matahari. Gabungan pergerakan putaran dan orbit ini membolehkan gear planet menghantar tork dan menyumbang kepada pengurangan atau penguatan gear keseluruhan. Susunan dan bilangan gear planet boleh berbeza-beza bergantung pada reka bentuk dan keperluan khusus sistem.
- Gear Cincin:
Gear gelang ialah gear paling luar dalam sistem gear planet. Ia mempunyai gigi dalaman yang bercantum dengan gear planet. Gear gelang kekal tetap atau pegun manakala gear matahari dan gear planet berputar. Interaksi antara gear planet dan gear gelang membolehkan sistem gear mencapai pengurangan atau penguatan gear. Saiz dan bilangan gigi pada gear gelang juga mempengaruhi nisbah gear dan ciri tork sistem.
Secara ringkasnya, gear matahari berfungsi sebagai pemacu utama, menerima kuasa input dan menghantarnya ke gear lain. Gear planet berputar dan mengorbit di sekitar gear matahari, menyumbang kepada penghantaran tork dan fungsi gear. Gear gelang kekal tetap dan bercantum dengan gear planet, membolehkan pengurangan atau penguatan gear. Bersama-sama, gear ini berfungsi secara harmoni untuk mencapai nisbah gear, penghantaran tork dan operasi keseluruhan sistem gear planet yang diingini.
editor by CX 2023-11-02
