Deskripsi Produk
Deskripsi Produk
The ND090 series planetary gearboxes are designed and machined as a single unit with special tapered roller bearings to provide high radial load, high torque, ultra-precision, and small size. The ND series uses in highly rigid industries such as fiber optic laser equipment, floor track equipment, robot seventh axis, Parallel robots (spider hand) machine tools, and rotating arms.
Product Name: High Precision Planetary Reducer
Product Series: ND090 Series
Product features: high torque, high load, ultra-precision, small size
Product Description:
Integrated design concept with high-strength bearings ensure the product itself is durable and efficient
A variety of output ideas such as shaft output, flange and gear are available.
1 arc minute ≤ backlash ≤ 3 arc minutes
Reduction ratios ranging from 3 to 100
Frame design: increases torque and optimizes power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years
Our Advantages
High torque
High load
ultra-precision
Small size
Detailed Photos
Parameter Produk
| Segment number | Double segment | ||||||||
| Perbandingan | i | 16 | 20 | 25 | 35 | 40 | 50 | 70 | 100 |
| Rated output torque | Nm | 120 | 120 | 150 | 130 | 120 | 150 | 130 | 95 |
| Emergency stop torque | Nm | Three times of Maximum Output Torque | |||||||
| Rated input speed | Rpm | 4000 | |||||||
| Max input speed | Rpm | 8000 | |||||||
| Ultraprecise backlash | menit busur | – | |||||||
| Precision backlash | menit busur | ≤3 | |||||||
| Standard backlash | menit busur | ≤5 | |||||||
| Torsional rigidity | Nm/menit busur | 31 | |||||||
| Max.bending moment | Nm | 235 | |||||||
| Max.axial force | N | 2850 | |||||||
| Service life | hr | 30000(15000 under continuous operation) | |||||||
| Efficiency | % | ≥94% | |||||||
| Berat | kg | 3.7 | |||||||
| Operating Temperature | ºC | -10ºC~+90ºC | |||||||
| Lubrication | Synthetic grease | ||||||||
| Protection class | IP64 | ||||||||
| Mounting Position | All directions | ||||||||
| Noise level(N1=3000rpm,non-loaded) | dB(A) | ≤60 | |||||||
| Rotary inertia | Kg·cm² | 0.13 | |||||||
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| Aplikasi: | Motor, Machinery, Marine, Agricultural Machinery, CNC Machine |
|---|---|
| Fungsi: | Change Drive Torque, Speed Changing, Speed Reduction |
| Tata letak: | Plantery Type |
| Kekerasan: | Permukaan Gigi yang Mengeras |
| Instalasi: | All Directions |
| Melangkah: | Langkah Ganda |
| Kustomisasi: |
Tersedia
| Permintaan Khusus |
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Role of Planetary Gearboxes in Powertrain Systems of Electric and Hybrid Vehicles
Planetary gearboxes play a critical role in the powertrain systems of both electric and hybrid vehicles, contributing to their efficiency and performance:
Electric Motor Integration: In electric vehicles (EVs) and hybrid vehicles, planetary gearboxes are commonly used to connect the electric motor to the drivetrain. They enable torque and speed transformation, ensuring the motor’s output is suitable for the vehicle’s desired speed range and load conditions.
Torque Splitting in Hybrids: Hybrid vehicles often have both an internal combustion engine (ICE) and an electric motor. Planetary gearboxes enable torque splitting between the two power sources, optimizing their combined performance for various driving scenarios, such as electric-only mode, hybrid mode, and regenerative braking.
Regenerative Braking: Planetary gearboxes facilitate regenerative braking in electric and hybrid vehicles. They enable the electric motor to function as a generator, converting kinetic energy into electrical energy during deceleration. This energy can then be stored in the vehicle’s battery for later use.
Desain Kompak: Planetary gearboxes offer a compact design with a high power density, making them suitable for the limited space available in electric and hybrid vehicles. This compactness allows manufacturers to maximize interior space and accommodate battery packs, drivetrain components, and other systems.
Efficient Power Distribution: The unique arrangement of planetary gears allows for efficient power distribution and torque management. This is particularly important in electric and hybrid powertrains, where optimal power allocation between different components contributes to overall efficiency.
CVT Functionality: Some hybrid vehicles incorporate Continuously Variable Transmission (CVT) functionality using planetary gearsets. This enables seamless and efficient transitions between various gear ratios, improving the driving experience and enhancing fuel efficiency.
Performance Modes: Planetary gearboxes facilitate the implementation of different performance modes in electric and hybrid vehicles. These modes, such as “Sport” or “Eco,” adjust the power distribution and gear ratios to optimize performance or energy efficiency based on the driver’s preferences.
Reduction Gear for Electric Motors: Electric motors often operate at high speeds and require reduction gearing to match the vehicle’s requirements. Planetary gearboxes provide the necessary gear reduction while maintaining efficiency and torque output.
Efficient Torque Transfer: Planetary gearboxes ensure efficient transfer of torque from the power source to the wheels, resulting in smooth acceleration and responsive performance in electric and hybrid vehicles.
Integration with Energy Storage: Planetary gearboxes contribute to the integration of energy storage systems, such as lithium-ion batteries, by efficiently connecting the power source to the drivetrain while managing power delivery and regeneration.
In summary, planetary gearboxes are integral components of the powertrain systems in electric and hybrid vehicles. They enable efficient power distribution, torque transformation, regenerative braking, and various driving modes, contributing to the overall performance, efficiency, and sustainability of these vehicles.
Keuntungan Mekanisme Pengurangan Backlash pada Gearbox Planetary
Mekanisme pengurangan backlash pada planetary gearbox menawarkan beberapa keuntungan yang berkontribusi pada peningkatan kinerja dan presisi:
Akurasi Posisi yang Ditingkatkan: Backlash, atau celah antar gigi roda gigi, dapat menyebabkan kesalahan pemosisian dalam aplikasi yang membutuhkan gerakan presisi. Mekanisme reduksi membantu meminimalkan atau menghilangkan celah ini, sehingga menghasilkan pemosisian yang lebih akurat.
Karakteristik Pembalikan yang Lebih Baik: Backlash dapat menyebabkan penundaan dalam pembalikan arah gerakan. Dengan mekanisme reduksi, pembalikan arah gerakan lebih halus dan lebih cepat, sehingga cocok untuk aplikasi yang membutuhkan perubahan arah yang cepat.
Peningkatan Efisiensi: Backlash dapat menyebabkan kehilangan energi dan penurunan efisiensi akibat benturan antar gigi roda gigi. Mekanisme reduksi meminimalkan benturan ini, sehingga meningkatkan efisiensi transmisi daya secara keseluruhan.
Mengurangi Kebisingan dan Getaran: Backlash dapat menyebabkan kebisingan dan getaran pada gearbox, yang memengaruhi peralatan dan lingkungan sekitar. Dengan mengurangi backlash, tingkat kebisingan dan getaran berkurang secara signifikan.
Perlindungan Keausan yang Lebih Baik: Backlash dapat mempercepat keausan pada gigi gir, yang menyebabkan kegagalan dini pada gearbox. Mekanisme reduksi membantu mendistribusikan beban secara lebih merata di antara gigi, sehingga memperpanjang umur gearbox.
Stabilitas Sistem yang Ditingkatkan: Dalam aplikasi yang mana stabilitas sangat penting, seperti robotika dan otomatisasi, mekanisme pengurangan reaksi balik berkontribusi pada pengoperasian yang lebih lancar dan pengurangan osilasi.
Kompatibilitas dengan Aplikasi Presisi: Industri seperti kedirgantaraan, peralatan medis, dan optik membutuhkan presisi tinggi. Mekanisme pengurangan backlash membuat planetary gearbox cocok untuk aplikasi ini dengan memastikan gerakan yang akurat dan andal.
Peningkatan Kontrol dan Kinerja: Dalam aplikasi yang mana kontrol sangat penting, seperti mesin CNC dan robotika, mekanisme reduksi memberikan kontrol yang lebih baik atas gerakan dan memungkinkan penyesuaian yang lebih halus.
Akumulasi Kesalahan Diminimalkan: Pada sistem dengan beberapa tingkat roda gigi, reaksi balik dapat terakumulasi, yang mengakibatkan kesalahan pemosisian yang lebih besar. Mekanisme reduksi membantu meminimalkan akumulasi kesalahan ini, sehingga menjaga akurasi di seluruh sistem.
Secara keseluruhan, penggabungan mekanisme pengurangan serangan balik dalam kotak roda gigi planet menghasilkan peningkatan akurasi, efisiensi, keandalan, dan kinerja, menjadikannya komponen penting dalam industri yang mengutamakan presisi.
Impact of Gear Ratio on Output Speed and Torque in Planetary Gearboxes
The gear ratio of a planetary gearbox has a significant effect on both the output speed and torque of the system. The gear ratio is defined as the ratio of the number of teeth on the driven gear (output) to the number of teeth on the driving gear (input).
1. Output Speed: The gear ratio determines the relationship between the input and output speeds of the gearbox. A higher gear ratio (more teeth on the output gear) results in a lower output speed compared to the input speed. Conversely, a lower gear ratio (fewer teeth on the output gear) leads to a higher output speed relative to the input speed.
2. Output Torque: The gear ratio also affects the output torque of the gearbox. An increase in gear ratio amplifies the torque delivered at the output, making it higher than the input torque. Conversely, a decrease in gear ratio reduces the output torque relative to the input torque.
The relationship between gear ratio, output speed, and output torque is inversely proportional. This means that as the gear ratio increases and output speed decreases, the output torque proportionally increases. Conversely, as the gear ratio decreases and output speed increases, the output torque proportionally decreases.
It’s important to note that the gear ratio selection in a planetary gearbox involves trade-offs between output speed and torque. Engineers choose a gear ratio that aligns with the specific application’s requirements, considering factors such as desired speed, torque, and efficiency.
editor by CX 2024-04-22
