Deskripsi Produk
Deskripsi Produk
The NDV 140 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: NDV140 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
Various output ideas such as shaft output, flange and gear are available.
Reduction ratios ranging from 4 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 | Single segment | ||||
| Perbandingan | i | 4 | 5 | 7 | 10 |
| Rated output torque | Nm | 530 | 610 | 520 | 420 |
| Emergency stop torque | Nm | Three times of Maximum Output Torque | |||
| Rated input speed | Rpm | 3000 | |||
| Max input speed | Rpm | 6000 | |||
| Ultraprecise backlash | menit busur | ≤1 | |||
| Precision backlash | menit busur | ≤3 | |||
| Standard backlash | menit busur | ≤5 | |||
| Torsional rigidity | Nm/menit busur | 151 | |||
| Max.bending moment | Nm | 1310 | |||
| Max.axial force | N | 8530 | |||
| Service life | hr | 30000(15000 under continuous operation) | |||
| Efficiency | % | ≥97% | |||
| Berat | kg | 11.9 | |||
| Operating Temperature | ºC | -10ºC~+90ºC | |||
| Lubrication | Synthetic grease | ||||
| Protection class | IP64 | ||||
| Mounting Position | All directions | ||||
| Noise level(N1=3000rpm,non-loaded) | dB(A) | ≤65 | |||
| Rotary inertia | Kg·cm² | 7.54 | 7.42 | 7.14 | 7.03 |
Applicable Industries
Packaging Machinery Mechanical Hand Textile Machinery
Non Standard automation Machine Tool Printing Equipment
| 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 Tunggal |
| Kustomisasi: |
Tersedia
| Permintaan Khusus |
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Konsep Susunan Poros Koaksial dan Paralel pada Gearbox Planetary
In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:
Susunan Poros Koaksial: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.
Susunan Poros Paralel: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.
The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.
Meningkatkan Kinerja Sistem Turbin Angin dengan Planetary Gearbox
Gearbox planetary memainkan peran penting dalam meningkatkan kinerja dan efisiensi sistem turbin angin. Berikut kontribusinya:
1. Konversi Kecepatan: Turbin angin beroperasi optimal pada kecepatan putar tertentu untuk menghasilkan listrik secara efisien. Gearbox planetary memungkinkan konversi kecepatan antara kecepatan putar rendah rotor turbin angin dan kecepatan tinggi yang dibutuhkan generator. Adaptasi kecepatan ini memastikan generator beroperasi pada efisiensi puncaknya, menghasilkan pembangkitan daya maksimum.
2. Amplifikasi Torsi: Bilah turbin angin dapat mengalami perubahan kecepatan angin, yang mengakibatkan beban torsi yang berfluktuasi. Gearbox planetary dapat memperkuat torsi yang dihasilkan oleh bilah rotor sebelum menyalurkannya ke generator. Penggandaan torsi ini membantu menjaga kestabilan operasi generator bahkan saat kecepatan angin berfluktuasi, sehingga meningkatkan produksi energi secara keseluruhan.
3. Desain Kompak: Turbin angin sering dipasang di lokasi dengan ruang terbatas, seperti anjungan lepas pantai atau daerah padat penduduk. Gearbox planetary menawarkan desain yang ringkas, memungkinkan transmisi daya yang efisien dalam ruang yang kecil. Kekompakan ini sangat penting untuk mengakomodasi gearbox di ruang nacelle turbin angin yang terbatas.
4. Distribusi Beban: Turbin angin menghadapi berbagai kondisi angin, termasuk hembusan angin kencang dan turbulensi. Gearbox planetary mendistribusikan beban secara merata di antara beberapa planet gear, mengurangi tekanan dan keausan pada masing-masing komponen. Distribusi beban yang seimbang ini meningkatkan daya tahan dan keandalan gearbox.
5. Optimalisasi Efisiensi: Gearbox planetary dikenal karena efisiensinya yang tinggi berkat susunan sumbu paralel dan beberapa tingkat gigi. Transmisi daya yang efisien meminimalkan kehilangan energi di dalam gearbox, sehingga menghasilkan lebih banyak daya yang dikonversi dari energi angin menjadi listrik.
6. Pemeliharaan dan Keandalan: Konstruksi planetary gearbox yang kokoh berkontribusi pada daya tahan dan umur pakainya. Turbin angin sering beroperasi di lingkungan yang menantang, dan keandalan gearbox sangat penting untuk meminimalkan perawatan dan waktu henti. Rendahnya kebutuhan perawatan dan kemampuan planetary gearbox untuk menangani berbagai beban berkontribusi pada keandalan sistem turbin angin secara keseluruhan.
7. Kontrol Kecepatan Variabel: Beberapa turbin angin menggunakan operasi kecepatan variabel untuk mengoptimalkan pembangkitan daya pada berbagai kecepatan angin. Gearbox planetary dapat memfasilitasi kontrol kecepatan variabel dengan menyesuaikan rasio roda gigi agar sesuai dengan kondisi angin. Fleksibilitas ini meningkatkan penangkapan energi dan mengurangi tekanan pada komponen turbin.
8. Adaptasi terhadap Ukuran Turbin: Gearbox planetary tersedia dalam berbagai ukuran dan rasio roda gigi, sehingga mudah disesuaikan dengan berbagai ukuran turbin dan daya keluaran. Fleksibilitas ini memungkinkan produsen turbin angin untuk memilih gearbox yang sesuai dengan kebutuhan proyek tertentu.
Secara keseluruhan, planetary gearbox memainkan peran penting dalam mengoptimalkan kinerja, efisiensi, dan keandalan sistem turbin angin. Kemampuannya untuk mengubah kecepatan, memperkuat torsi, dan mendistribusikan beban menjadikannya komponen kunci dalam memanfaatkan energi angin untuk pembangkit listrik yang bersih dan berkelanjutan.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
editor by CX 2023-09-07
