CN107795639A - A kind of special four axles three-dimensional commutator of transmitting device - Google Patents

Abstract

The invention discloses a special four-axis three-way commutator for a transmission device, which includes a box body, an input shaft, an output shaft a, an output shaft b, an intermediate shaft, a spur gear, a bearing, an end cover and a bevel gear. The input shaft, output shaft a, output shaft b and the intermediate shaft pass through the four holes respectively, and are installed inside the box body. A bevel gear is fixedly installed on the input shaft, and a bevel gear and a bevel gear are fixedly installed on the intermediate shaft. A spur gear, a spur gear is fixedly installed in the output shaft a, and a bevel gear is fixedly installed in the output shaft b. The input shaft of the present invention is connected with the external mechanism through a flat key, the input shaft rotates, and the bevel gear fixed on the input shaft meshes with the bevel gear on the output shaft b and the bevel gear on the intermediate shaft respectively, and rotates, and the bevel gear on the intermediate shaft The spur gear and the spur gear of the output shaft a mesh with each other and rotate, so that the rotation of the two output shafts and the transmission device can run in the same direction, because the two output shafts are 90°, and the two output shafts can be connected with the transmission shaft in the transmission device achieve parallelism.

Description

A special four-axis three-way commutator for transmission devices

technical field

The invention belongs to the technical field of machinery, and in particular relates to a special four-axis three-way commutator for a transmission device.

Background technique

As a transmission reversing device, the T-type reversing reducer can convert one input end into a single or two output ends in a certain proportion, and is widely used in various occasions and fields. In the type transmission device, it is easy to break the coupling coupling with it.

Contents of the invention

The object of the present invention is to provide a four-axis three-way commutator dedicated to the transmission device in view of the deficiencies in the prior art.

In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: a special four-axis three-way commutator for transmission devices, and its innovative point is that it includes a box body, an input shaft, an output shaft a, an output shaft b, an intermediate shaft, For spur gears, bearings, end caps and bevel gears, the box is provided with four holes in three directions, and the input shaft, output shaft a, output shaft b and intermediate shaft respectively pass through these four holes and are installed in the box Inside, the input axis is located in the X-axis direction of the three-dimensional Cartesian coordinate system, the output axis a is parallel to the Z-axis direction, and the axis of the output shaft a is located on the XOZ plane, and the output axis b is located in the Y-axis direction, so The intermediate shaft 23 is located in the Z-axis direction, a bevel gear is fixedly installed on the input shaft, a bevel gear and a spur gear are fixedly installed on the intermediate shaft, a spur gear is fixedly installed in the output shaft a, and a bevel gear is fixedly installed on the output shaft a. In b, a bevel gear is fixedly installed, and one or both sides of the spur gear and the bevel gear are fixedly installed with bearings on the corresponding installation shafts, and the end cover is fixedly installed on the outer surface of the box.

Further, the bevel gear in the intermediate shaft is fixedly installed on the lower end of the spur gear, the bevel gear on the intermediate shaft meshes with the bevel gear in the input shaft, and the spur gear in the intermediate shaft and the output shaft a The spur gear in the b is meshed, and the bevel gear in the output shaft b is in mesh with the bevel gear in the input shaft.

Further, the input shaft, output shaft a, output shaft b and the intermediate shaft are fixedly installed in the box through bearings, the bearings are protected in the box by end covers, and the end covers are fixed and installed on the outer surface of the box by bolts .

The beneficial effects of the present invention are as follows: the input shaft of the present invention is connected with the external mechanism through a flat key, the input shaft rotates, and the bevel gear fixed on the input shaft interacts with the bevel gear on an output shaft and the bevel gear on the intermediate shaft respectively. Mesh to achieve rotation, the spur gear on the intermediate shaft meshes with the spur gear of the other output shaft to achieve rotation, so that the rotation of the two output shafts enables the transmission to run in the same direction, because the two output shafts are 90° Angle, the two output shafts can be parallel to the transmission shaft in the transmission device, and then realize synchronous constant speed transmission.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the present invention;

Fig. 3 is a schematic diagram of the assembly structure of the present invention.

Detailed ways

The implementation of the present invention will be illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

As shown in Figure 1 and Figure 2, a special four-axis three-way commutator for transmission devices includes a box body 1, an input shaft 2, an output shaft a21, an output shaft b22, an intermediate shaft 23, a spur gear 5, a bearing 4, The end cover 3 and the bevel gear 6 are provided with four holes in three directions in the box body 1. The input shaft 2, the output shaft a21, the output shaft b22 and the intermediate shaft 23 respectively pass through these four holes and are installed inside the box body 1. The input shaft 2 is located in the X-axis direction of the three-dimensional Cartesian coordinate system, the output shaft a21 is located in the direction parallel to the Z-axis, and the axis of the output shaft a21 is located on the XOZ plane, the output shaft b22 is located in the Y-axis direction, and the intermediate axis 23 is located in the Z-axis direction , a bevel gear 6 is fixedly installed on the input shaft 2, a bevel gear 6 and a spur gear 5 are fixedly installed on the intermediate shaft 23, a spur gear 5 is fixedly installed on the output shaft a21, and a bevel gear 6 is fixedly installed on the output shaft b22. Bearings 4 are fixedly installed on one side or both sides of the gear 5 and the bevel gear 6 on the corresponding installation shafts, and the end cover 3 is fixedly installed on the outer surface of the box body 1 .

The bevel gear 6 in the intermediate shaft 23 is fixedly installed on the lower end of the spur gear 5, the bevel gear 6 on the intermediate shaft 23 meshes with the bevel gear 6 in the input shaft 2, the spur gear 5 in the intermediate shaft 23 and the output shaft a21 The spur gear 5 in the meshes, and the bevel gear 6 in the output shaft b22 meshes with the bevel gear 6 in the input shaft 2.

The input shaft 2, the output shaft a21, the output shaft b22 and the intermediate shaft 23 are fixedly installed in the box body 1 through the bearing 4, the bearing 4 is protected in the box body 1 by the end cover 3, and the end cover 3 is fixedly installed in the box body 1 by bolts The outer surface.

The input shaft 2 of the present invention is connected with an external mechanism through a flat key, and the input shaft rotates, and the bevel gear 6 fixed on the input shaft 2 is connected with the bevel gear 6 on an output shaft b22 and the bevel gear 6 on the intermediate shaft 23 respectively. Mesh to achieve rotation, the spur gear 5 on the intermediate shaft 23 meshes with the spur gear 5 of the other output shaft a21 to achieve rotation, so that the rotation of the two output shafts enables the transmission to run in the same direction, because the two output The shafts form an included angle of 90°, and the two output shafts can be parallel to the transmission shaft in the transmission device.

When the gear combination form of the present invention is changed, it can have three functions: 1:1 simple commutator, speed-up commutator, deceleration commutator, and the transmission ratio is mainly carried out by controlling the number of teeth of the two bevel gears at the output end. control.

The accompanying drawings of the present invention provide illustrations of straight bevel gear sets, and the bevel gears are not limited thereto, but also include helical bevel gears, curved bevel gears, spiral bevel gears, and other bevel gear combinations that can realize 90° steering form.

The accompanying drawings of the present invention provide a schematic diagram of the two parallel shaft steering reversing of the output shaft a and the intermediate shaft using a spur gear (full name: spur gear). The reversing gear is not limited to the spur gear shown in the figure, but also includes Helical gears, herringbone gears, curved gears, etc. can realize the transmission size combination of parallel shaft steering and reversing.

The diagrams of the input shaft, output shaft a and output shaft b connected to the external mechanism through the flat key provided by the accompanying drawings of the present invention are not limited to the connection mode between the flat key and the external mechanism, but also include spline shaft, square shaft, hexagonal shaft Shaft and other common transmission connection methods.

The above-described embodiments are only preferred embodiments of the present invention, and are not limitations to the technical solutions of the present invention. As long as they are technical solutions that can be realized on the basis of the above-mentioned embodiments without creative work, they should be regarded as falling into the scope of the patent of the present invention. within the scope of protection of rights.

Claims (3)

1. A special four-axis three-way commutator for a transmission device, characterized in that: it comprises a casing, an input shaft, an output shaft a, an output shaft b, an intermediate shaft, a spur gear, a bearing, an end cover and a bevel gear, and the There are four holes in three directions in the box, and the input shaft, output shaft a, output shaft b and intermediate shaft respectively pass through these four holes and are installed inside the box. The input shaft is located at the center of the three-dimensional Cartesian coordinate system. In the X-axis direction, the output shaft a is parallel to the Z-axis direction, and the axis of the output shaft a is located on the XOZ plane, the output shaft b is located in the Y-axis direction, the intermediate shaft 23 is located in the Z-axis direction, and the input shaft A bevel gear is fixedly installed on the top, a bevel gear and a spur gear are fixedly installed on the intermediate shaft, a spur gear is fixedly installed in the output shaft a, a bevel gear is fixedly installed in the output shaft b, the spur gear and the One or both sides of the bevel gear are fixedly installed with bearings on the corresponding installation shafts, and the end cover is fixedly installed on the outer surface of the box. 2. A special four-axis three-way commutator for transmission devices according to claim 1, characterized in that: the bevel gear in the intermediate shaft is fixedly installed on the lower end of the spur gear, and the bevel gear on the intermediate shaft The gear meshes with the bevel gear in the input shaft, the spur gear in the intermediate shaft meshes with the spur gear in the output shaft a, and the bevel gear in the output shaft b meshes with the bevel gear in the input shaft. 3. A special four-axis three-way commutator for transmission devices according to claim 1, characterized in that: the input shaft, output shaft a, output shaft b and the intermediate shaft are fixedly installed in the box through bearings, and the The above-mentioned bearings are protected in the box by an end cover, and the end cover is fixed and installed on the outer surface of the box by bolts.