产品描述
Agricultural PTO LF-139A Tractor Rotary Mower Gearbox
产品描述
The rotary mower gearbox LF-139A is a component of a rotary mower that helps transfer power from the mower’s engine to its blades. The gearbox typically contains gears and bearings that help to reduce the speed of the mower’s engine while increasing the torque applied to the blades. This allows the mower to cut through grass and other vegetation effectively.
The gearbox may also have additional features, such as a clutch, which can be engaged or disengaged to start or stop the blades, and a gear reduction system, which allows the mower to operate at different speeds to accommodate different types of terrain or grass thicknesses.
It’s important to maintain and periodically inspect the gearbox to ensure that it’s operating smoothly and efficiently. Regular maintenance may involve lubrication of the gears and bearings, an inspection of the seals and bearings for damage or wear, and replacement of any damaged or worn parts.
产品参数
| i | N1[rpm] | P1[kW] | M2[Nm] | Shaft Type | Input | |
| X | Z | |||||
| 1.50 | 540 | 66 | 755 | 1” 3/8 Z6
1” 3/4 Z20 |
Hub connection | X |
| 1.20 | 1000 | 66 | 509 | 1” 3/4 Z20 | Hub connection | X |
公司简介
We are a professional company engaged in the R&D, design, and manufacturing of gearboxes. The company has introduced a number of sophisticated production and testing equipment. We have successfully developed 800Nm-11200Nm planetary gearboxes for construction machinery, special planetary gearboxes for mixers, special planetary gearboxes for buildings, special reducers for mines, wind power reducers, hydraulic rotary, winch series, gearboxes for rolling mills, and other series of gearboxes with hundreds of thousands of specifications. The products have been widely used in building materials, metallurgy, engineering machinery, hoisting, shipping, chemical, pharmaceutical, electric power, and other supporting units and engineering projects.
Since its establishment, the company has been accelerating the pace of scientific and technological innovation and independent brand construction to build its core competitiveness with new thinking and new manufacturing awareness.
Our Equipments
Certification
Packaging and Shipment
Related products
PTO Shaft
Agricultural gearbox:
Flail mower gearbox, rotary tiller gearbox, lawn mower gearbox, rotary cutter gearbox, agricultural sprayer gearbox, post hole digger gearbox, feed mixer gearbox, rotary mower gearbox, gearbox for circular saws, irrigation reels gearbox, agricultural generator gearbox, fertilizer spreader gearbox, hydraulic drive gearbox, manure spreader gearbox, rotary rakes gearbox, hay tedders gearbox, micro tiller gearbox, cutter bars gearbox, fertilizer mixer gearbox, agitators gearbox for sewage, round baler gearbox, snowblower gearbox
| 应用： | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| 功能： | 动力分配、离合器、改变驱动扭矩、改变驱动方向、变速、减速、加速 |
| 布局： | Three-Ring |
| 硬度： | 硬化的牙面 |
| 安装： | Torque Arm Type |
| 步： | Stepless |
| 示例： |
US$ 9999/件
1 件（最低订购量） | |
|---|
Limitations of Maximum Torque Handling in Miter Gearboxes
Miter gearboxes, like any mechanical component, have limitations to the maximum torque they can handle:
Material Strength: The torque-handling capacity of miter gearboxes is influenced by the strength and durability of the materials used in their construction. If the materials are not sufficiently strong, they may deform or fail under high torque loads.
Gear Tooth Design: The design and geometry of the gear teeth play a crucial role in torque transmission. In miter gearboxes, the size, shape, and angle of the gear teeth impact the torque-carrying capacity. Improper gear tooth design can result in premature wear and reduced torque handling.
Lubrication and Cooling: Adequate lubrication is essential to reduce friction and heat generated during operation. Inadequate lubrication can lead to increased friction, heat buildup, and potential damage to the gears, limiting the gearbox’s torque capacity.
Dynamic Load Factors: The type of load the gearbox experiences, such as shock loads or sudden changes in torque, can impact its torque-handling capability. High dynamic loads can exceed the gearbox’s capacity and lead to failure.
Mounting and Support: The mounting and support of the miter gearbox within the mechanical system can affect its torque-handling capacity. Poorly supported gearboxes may experience misalignment or excessive stress, leading to reduced torque capabilities.
Size and Configuration: The physical size and configuration of the miter gearbox can impact its torque-handling capacity. Larger gearboxes with more robust components may have higher torque limits compared to smaller or more compact designs.
Operating Conditions: Environmental factors such as temperature, humidity, and vibration can affect the torque capacity of miter gearboxes. Extreme conditions can cause material degradation or loss of lubrication efficiency, reducing the gearbox’s overall torque-handling ability.
Manufacturing Tolerances: Variations in manufacturing processes and tolerances can lead to differences in torque capacity between individual gearboxes. Tighter manufacturing tolerances generally result in higher torque handling.
It is important to consider these limitations when selecting and designing miter gearboxes for specific applications. Proper engineering, material selection, lubrication, and operating conditions play a critical role in ensuring that miter gearboxes operate within their intended torque limits and provide reliable performance.
米特齿轮箱与其他类型齿轮箱的区别
千斤顶式齿轮箱具有与其他类型齿轮箱（例如斜齿轮箱、正齿轮箱和行星齿轮箱）截然不同的独特特性。这些差异造就了它们独特的功能和对特定应用的适用性：
- 齿轮布置： 锥齿轮箱采用以90度角相交的锥齿轮。相比之下，螺旋齿轮箱和正齿轮箱采用平行或共面齿轮排列，而行星齿轮箱则由围绕中心太阳轮排列的多个齿轮组成。
- 运动方向改变： 斜切齿轮箱擅长将旋转运动方向改变90度。其他类型的齿轮箱可能改变运动方向的角度不同，也可能保持方向不变。
- 紧凑： 锥齿轮箱以其紧凑的设计而闻名，因此适用于空间有限的应用。行星齿轮箱虽然结构紧凑，但其内部结构却有所不同。
- 反冲控制： 锥齿轮箱旨在最大限度地减少齿隙，确保精确的运动传递。螺旋齿轮箱和正齿轮箱由于齿轮排列方式的原因，可能存在较大的齿隙，而行星齿轮箱则能提供良好的齿隙控制。
- 扭矩和速度： 不同类型的齿轮箱在扭矩和速度能力方面有所不同。锥齿轮箱适用于中等扭矩和速度的应用，而行星齿轮箱则提供高扭矩密度。
- 应用领域： 斜齿轮箱常用于需要90度运动方向改变的应用，例如输送系统、印刷机械和某些类型的工业设备。螺旋齿轮箱和正齿轮箱广泛应用于各种机械和设备中。行星齿轮箱则应用于机器人、航空航天和重型机械领域。
每种类型的齿轮箱都有其自身的优势，并根据应用的具体要求进行选择，包括空间限制、运动控制精度、扭矩和速度需求。
Transmission of Motion at a 90-Degree Angle by Bevel Gears in a Miter Gearbox
Bevel gears in a miter gearbox are specifically designed to transmit motion at a 90-degree angle between intersecting shafts. This is achieved through the unique tooth profile and arrangement of the bevel gears.
Bevel gears have conical-shaped teeth that taper towards the apex of the cone. In a miter gearbox, two bevel gears with identical tooth profiles are mounted on shafts that intersect at a 90-degree angle. The orientation of the teeth allows the gears to mesh smoothly and transmit motion from one shaft to another while changing the direction of rotation by 90 degrees.
As one bevel gear rotates, its conical teeth engage with the teeth of the second bevel gear, causing the second shaft to rotate perpendicular to the first shaft. The gear ratio and tooth configuration determine the speed and torque relationship between the input and output shafts.
Overall, the precise design of bevel gears and their arrangement in a miter gearbox enables efficient and reliable transmission of motion at a right angle, making them well-suited for applications that require changes in direction within mechanical systems.
editor by CX 2023-10-12
