China Hot selling Steel Cast Iron Slewing Small Worm Gearbox Speed Pull Gear Reducer for Tower Crane worm gearbox backlash

Guarantee: 1 calendar year
Relevant Industries: Machinery Restore Shops, Development functions
Bodyweight (KG): 80 KG
Suporte personalizado: OEM, ODM
Arranjo de engrenagens: Planetário
Output Torque: 12000N.M
Enter Velocity: 1500
Output Speed: 100
Solution identify: slewing reducer
Substance: steel and solid iron
Software: Tower Crane
Function: High Top quality
MOQ: 1
Packaging Details: Wooden Box
Porto: Hangzhou

Descrição do produto

Product Identify	Slewing Reducer
Material	steel and solid iron
Recurso	High Top quality
MOQ	1

Company Profile Started in 2013, the firm is mainly engaged in the processing of mechanical components, the generation and analysis and improvement of reducers. The business has 40 professional personnel. The merchandise are extensively utilised in tower cranes, concrete tankers and satellite antennas. The business generates numerous gears, and the measured precision can reach Quality 5. The reducer has steady transmission, lower sound and long provider life, and is appropriate for sophisticated environments with high precision.What we offer: 1) Very good top quality control2) Highly aggressive charges 3) Smooth communication4) Efficient OEM&ODM serviceLong-time period and steady following-sales assure. Generation Method Gainone)Up to 15 years’ creation experience of high-precision custom-made gears.2) Strong creation capacity3) Inspect every merchandise rigidly to make confident stable top quality Item packaging FAQ A) How could I get a sample?Before we gained the very first get, make sure you find the money for the sample cost and categorical payment. We will return the sample expense again to you inside of your very first buy.B) Sample time?Present things: Within 10 days.C) Whether you could make our manufacturer on your products?Yes. We can print your Emblem on equally the products and the offers if you can meet up with our MOQ.D) No matter whether you could make your goods by our color?Sure, The coloration of items can be custom-made if you can satisfy our MOQ.E) How to ensure the quality of your items?1) Stringent detection in the course of creation.2) Strict sampling inspection on merchandise prior to cargo and intact solution packaging ensured.

What is a worm gear reducer?

A worm gear reducer is a mechanical device that uses a worm gear and a worm to reduce the speed of a rotating shaft. The gear reducer can increase the output torque of the engine according to the gear ratio. This type of gear reducer is characterized by its flexibility and compact size. It also increases the strength and efficiency of the drive.

Redutor de engrenagem helicoidal de eixo oco

The hollow shaft worm gear reducer is an additional output shaft connecting various motors and other gearboxes. They can be installed horizontally or vertically. Depending on size and scale, they can be used with gearboxes from 4GN to 5GX.
Worm gear reducers are usually used in combination with helical gear reducers. The latter is mounted on the input side of the worm gear reducer and is a great way to reduce the speed of high output motors. The gear reducer has high efficiency, low speed operation, low noise, low vibration and low energy consumption.
Worm gear reducers are made of hard steel or non-ferrous metals, increasing their efficiency. However, gears are not indestructible, and failure to keep running can cause the gear oil to rust or emulsify. This is due to moisture condensation that occurs during the operation and shutdown of the reducer. The assembly process and quality of the bearing are important factors to prevent condensation.
Hollow shaft worm gear reducers can be used in a variety of applications. They are commonly used in machine tools, variable speed drives and automotive applications. However, they are not suitable for continuous operation. If you plan to use a hollow shaft worm gear reducer, be sure to choose the correct one according to your requirements.

engrenagem helicoidal de garganta dupla

Worm gear reducers use a worm gear as the input gear. An electric motor or sprocket drives the worm, which is supported by anti-friction roller bearings. Worm gears are prone to wear due to the high friction in the gear teeth. This leads to corrosion of the confinement surfaces of the gears.
O diâmetro primitivo e a profundidade de trabalho da engrenagem sem-fim são importantes. O diâmetro primitivo é o diâmetro do círculo imaginário no qual o sem-fim e a engrenagem se engrenam. A profundidade de trabalho é a quantidade máxima de rosca do sem-fim que se estende na folga. O diâmetro da garganta é o diâmetro do círculo no ponto mais baixo da face da engrenagem sem-fim.
Quando o ângulo de atrito entre o parafuso sem-fim e a engrenagem excede o ângulo de avanço do parafuso sem-fim, o conjunto parafuso-engrenagem trava automaticamente. Essa característica é útil para equipamentos de elevação, mas pode ser prejudicial a sistemas que exigem sensibilidade à reversão. Nesses sistemas, a capacidade de travamento automático das engrenagens é uma limitação importante.
A engrenagem helicoidal de garganta dupla proporciona a conexão mais firme entre o parafuso sem-fim e a engrenagem. A engrenagem helicoidal deve ser instalada corretamente para garantir a máxima eficiência. Uma maneira de instalar o conjunto da engrenagem helicoidal é através de uma chaveta. A chaveta impede a rotação do eixo, o que é crucial para a transmissão de torque. Em seguida, fixe a engrenagem ao cubo usando o parafuso de fixação.
O passo axial e circunferencial da engrenagem sem-fim deve corresponder ao diâmetro primitivo da engrenagem maior. Engrenagens sem-fim de garganta simples possuem rosca simples, enquanto engrenagens sem-fim de garganta dupla possuem rosca dupla. Um projeto com rosca simples avança um dente, enquanto um projeto com rosca dupla avança dois dentes. O número de roscas deve corresponder ao número de engrenagens acopladas.

Função de travamento automático

One of the most prominent features of a worm reducer is its self-locking function, which prevents the input and output shafts from being interchanged. The self-locking function is ideal for industrial applications where large gear reduction ratios are required without enlarging the gear box.
The self-locking function of a worm reducer can be achieved by choosing the right type of worm gear. However, it should be noted that this feature is not available in all types of worm gear reducers. Worm gears are self-locking only when a specific speed ratio is reached. When the speed ratio is too small, the self-locking function will not work effectively.
Self-locking status of a worm reducer is determined by the lead, pressure, and coefficient of friction. In the early twentieth century, cars had a tendency to pull the steering toward the side with a flat tire. A worm drive reduced this tendency by reducing frictional forces and transmitting steering force to the wheel, which aids in steering and reduces wear and tear.
A self-locking worm reducer is a simple-machine with low mechanical efficiency. It is self-locking when the work at one end is greater than the work at the other. If the mechanical efficiency of a worm reducer is less than 50%, the friction will result in losses. In addition, the self-locking function is not applicable when the drive is reversed. This characteristic makes self-locking worm gears ideal for hoisting and lowering applications.
Another feature of a worm reducer is its ability to reduce axially. Worm gears can be double-lead or single-lead, and it is possible to adjust their backlash to compensate for tooth wear.

Calor gerado por engrenagens helicoidais

As engrenagens helicoidais geram quantidades consideráveis ​​de calor. É essencial reduzir esse calor para melhorar o desempenho das engrenagens. Esse calor pode ser mitigado projetando-se os sem-fins com superfícies mais lisas. Em geral, a velocidade de engrenamento das engrenagens helicoidais deve estar na faixa de 20 a 24 rpm.
Existem muitas abordagens para calcular a eficiência de engrenagens helicoidais. No entanto, nenhuma outra abordagem utiliza um método automático para construir a rede térmica. Os outros métodos ou investigam abstratamente a caixa de engrenagens como um sistema isotérmico ou constroem a rede térmica estaticamente. Este artigo descreve um novo método para calcular automaticamente o balanço térmico e a eficiência de engrenagens helicoidais.
O calor gerado por engrenagens helicoidais é uma fonte significativa de perda de potência. Essas engrenagens são tipicamente caracterizadas por altas velocidades de deslizamento nos contatos entre os dentes, o que causa alto calor por atrito e aumento das tensões térmicas. Consequentemente, cálculos precisos são necessários para garantir o funcionamento ideal. Para determinar a eficiência de um sistema de caixa de engrenagens, os fabricantes frequentemente utilizam o programa de simulação WTplus para calcular a perda de calor e a eficiência. O cálculo do balanço térmico é obtido somando-se as perdas de potência em vazio e as perdas de potência dependentes da carga da caixa de engrenagens.
Engrenagens sem-fim requerem um tipo especial de lubrificante. Um óleo sintético não magnético e com baixo coeficiente de atrito é utilizado. No entanto, o óleo é apenas uma das opções para lubrificar engrenagens sem-fim. Para prolongar a vida útil das engrenagens sem-fim, também é recomendável adicionar um aditivo natural ao lubrificante.
As engrenagens helicoidais podem ter uma relação de redução muito alta. Elas conseguem reduções significativas com pouco esforço, em comparação com os conjuntos de engrenagens convencionais que exigem múltiplas reduções. As engrenagens helicoidais também têm menos peças móveis e pontos de falha do que as engrenagens convencionais. Uma desvantagem das engrenagens helicoidais é que elas não são reversíveis, o que limita sua eficiência.

Size of worm gear reducer

Worm gear reducers can be used to decrease the speed of a rotating shaft. They are usually designed with two shafts at right angles. The worm wheel acts as both the pinion and rack. The central cross section forms the boundary between the advancing and receding sides of the worm gear.
The output gear of a worm gear reducer has a small diameter compared to the input gear. This allows for low-speed operation while producing a high-torque output. This makes worm gear reducers great for space-saving applications. They also have low initial costs.
Worm gear reducers are one of the most popular types of speed reducers. They can be small and powerful and are often used in power transmission systems. These units can be used in elevators, conveyor belts, security gates, and medical equipment. Worm gearing is often found in small and large sized machines.
As engrenagens helicoidais também podem ser ajustadas. Uma engrenagem helicoidal de passo duplo possui um passo diferente nas superfícies dos dentes esquerdo e direito. Isso permite o movimento axial da engrenagem helicoidal e também pode ser ajustado para reduzir a folga. Um ajuste de folga pode ser necessário à medida que a engrenagem helicoidal se desgasta. Em alguns casos, essa folga pode ser ajustada alterando-se a distância entre os centros das engrenagens helicoidais.
The size of worm gear reducer depends on its function. For example, if the worm gear is used to reduce the speed of an automobile, it should be a model that can be installed in a small car.

Editor por czh