Gear positioning device for gear processing machine tool

Abstract

The utility model relates to the technical field of gear positioning devices, and discloses a gear positioning device for a gear processing machine tool, which comprises a vertical plate, a shaft tube is rotatably mounted in the upper end of the vertical plate, a transmission disc is mounted at the left end of the outside of the shaft tube, and a fixed shell is arranged on the left side of the outside of the transmission disc. An air pump is mounted in the fixed shell; the inner supporting pipe is arranged in the shaft pipe, the inner supporting pipe is fixedly connected with the shaft pipe through a support, an inflatable air bag is installed outside the inner supporting pipe, and eight top strips which are annularly and evenly distributed are installed inside the shaft pipe and located outside the inflatable air bag; and the first driving motor is arranged on the left side of the upper end in the vertical plate, a driving gear is installed at the output end of the first driving motor, and the driving gear is in transmission connection with the transmission disc. The inflatable air bag is arranged to jack up the jacking strip to fix the gear shaft hole and is matched with the rotation of the shaft tube, so that the machining of the gear is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of gear positioning devices, in particular to a gear positioning device for a gear processing machine tool. Background Art

[0002] Gear processing machine tools are machine tools specially used for processing the gear parts of various cylindrical gears, bevel gears and other toothed parts. They are of various types and specifications, including small machine tools for processing gears with a diameter of several millimeters, large machine tools for processing gears with a diameter of more than ten meters, as well as high-efficiency machine tools for mass production and high-precision machine tools for processing precision gears.

[0003] When a gear processing machine tool is in use, the gear needs to be fixed, so a gear positioning device is needed. Common gear positioning devices use a clamping mechanism to fix the gear. When different positions of the gear need to be processed, the clamping mechanism needs to be loosened and the gear needs to be rotated and then clamped and fixed. This method is inefficient and reduces the efficiency of gear processing. For this reason, a gear positioning device for a gear processing machine tool is proposed. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a gear positioning device for a gear processing machine tool to solve the problem of low efficiency of the positioning device in the above background technology in fixing and rotating the gear.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gear positioning device for a gear processing machine tool, comprising:

[0006] A vertical plate, wherein an axle tube is rotatably mounted inside the upper end of the vertical plate, a transmission disc is mounted on the left end outside the axle tube, a fixed shell is arranged on the left side outside the transmission disc, and an air pump is mounted inside the fixed shell;

[0007] An inner support tube is arranged inside the shaft tube, the inner support tube is fixedly connected to the shaft tube through a bracket, an inflatable airbag is installed outside the inner support tube, eight top strips evenly distributed along a ring are installed inside the shaft tube and located outside the inflatable airbag, the top strips are slidably connected to the shaft tube, a micro solenoid valve is arranged at the right end inside the shaft tube, and the exhaust end of the inflatable airbag is sealed and fixed to the micro solenoid valve, the output end of the air pump is connected to the input end of the inflatable airbag through a pipeline, and a check valve is installed inside the pipeline;

[0008] The first driving motor is arranged on the left side of the upper end of the vertical plate. The output end of the first driving motor is equipped with a driving gear, and the driving gear is drivingly connected to the transmission disc.

[0009] Preferably, a plurality of equidistantly distributed anti-slip blocks are installed on the outside of the top strip, and the anti-slip blocks are fixedly connected to the top strip, and the anti-slip blocks improve the anti-slip performance of the top strip.

[0010] Preferably, return springs are provided on both the left and right sides of the outside of the top strip inside the shaft tube, and the upper and lower ends of the return spring are fixedly connected to the top strip and the shaft tube respectively, and the return spring is used to control the resetting of the top strip.

[0011] Preferably, a bottom plate is installed at the lower end of the vertical plate, and the bottom plate is fixedly connected to the vertical plate, and four through holes are arranged inside the bottom plate.

[0012] Preferably, a second drive motor is installed on the right side inside the base plate, and the second drive motor is fixedly connected to the base plate. A drive screw is installed at the output end of the second drive motor, and the drive screw is used to control the lifting and lowering of the fixed plate.

[0013] Preferably, a slide groove is provided inside the vertical plate, and the slide groove is integrally formed with the vertical plate, a fixed plate is slidably installed inside the slide groove, the fixed plate is connected to the driving screw by threaded cooperation, and bristles are installed on one side of the upper end of the fixed plate, and the bristles are used to clean the gears.

[0014] Compared with the prior art, the utility model provides a gear positioning device for a gear processing machine tool, which has the following beneficial effects:

[0015] The utility model is implemented by sleeveing ​​the gear on the outside of the shaft tube and starting the air pump, which injects gas into the inflatable airbag. The inflatable airbag expands and pushes up the top bar outward, so that the top bar extends outward from the inside of the shaft tube. The top bar supports the shaft hole inside the gear to fix the gear. When the processing position of the gear needs to be changed, the first drive motor is started to rotate the drive gear, and the transmission plate and the drive gear are driven to rotate under the meshing action, so that the gear can be easily rotated and adjusted according to the needs during processing, thereby solving the problems raised in the background technology. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 It is a three-dimensional diagram of the overall internal structure of the utility model;

[0018] Figure 3 For the utility model Figure 2 A partial enlarged view of area A.

[0019] In the figure: 1. vertical plate; 2. bottom plate; 3. perforation; 4. first drive motor; 5. drive gear; 6. transmission plate; 7. fixed shell; 8. air pump; 9. shaft tube; 10. inner support tube; 11. inflatable airbag; 12. top strip; 13. anti-sliding block; 14. return spring; 15. micro solenoid valve; 16. second drive motor; 17. drive screw; 18. fixed plate; 19. bristles; 20. slide groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides a technical solution, a gear positioning device for a gear processing machine tool, see Figure 1 , Figure 2 and Figure 3 ,include:

[0022] A vertical plate 1, a shaft tube 9 is rotatably mounted inside the upper end of the vertical plate 1, a transmission disc 6 is mounted on the left end outside the shaft tube 9, a fixed shell 7 is arranged on the left side outside the transmission disc 6, and an air pump 8 is mounted inside the fixed shell 7;

[0023] An inner support tube 10 is arranged inside the shaft tube 9. The inner support tube 10 is fixedly connected to the shaft tube 9 through a bracket. An inflatable airbag 11 is installed outside the inner support tube 10. Eight top strips 12 evenly distributed along a ring are installed inside the shaft tube 9 and located outside the inflatable airbag 11. The top strip 12 is slidably connected to the shaft tube 9. A micro solenoid valve 15 is arranged at the right end inside the shaft tube 9, and the exhaust end of the inflatable airbag 11 is sealed and fixed to the micro solenoid valve 15. The output end of the air pump 8 is connected to the input end of the inflatable airbag 11 through a pipeline, and a check valve is installed inside the pipeline.

[0024] The first driving motor 4 is arranged on the left side of the upper end of the vertical plate 1 . A driving gear 5 is installed at the output end of the first driving motor 4 . The driving gear 5 is connected to the transmission disc 6 in a transmission manner.

[0025] When in use, the gear is sleeved on the outside of the shaft tube 9, and the air pump 8 is started. The air pump 8 injects gas into the inflatable airbag 11. The inflatable airbag 11 expands and pushes up the top bar 12, so that the top bar 12 extends outward from the inside of the shaft tube 9. The top bar 12 supports the shaft hole inside the gear to fix the gear. When the processing position of the gear needs to be changed, the first drive motor 4 is started to rotate the drive gear 5, and the transmission disk 6 and the drive gear 5 rotate under the meshing action. It should be noted that in order to save space and highlight the innovative elements of this patent, this solution is based on the existing gear positioning device and improves its related structures. Some conventional equipment, such as the drive motor, air pump 8, inflatable airbag 11, micro solenoid valve 15, etc., will not be repeated in this patent.

[0026] See also Figure 3A plurality of equally spaced anti-sliding blocks 13 are installed on the outside of the top strip 12 , and the anti-sliding blocks 13 are fixedly connected to the top strip 12 , and the anti-sliding blocks 13 improve the anti-slip performance of the top strip 12 .

[0027] See also Figure 2 and Figure 3 A return spring 14 is provided on both sides of the left and right sides of the outside of the top strip 12 inside the shaft tube 9, and the upper and lower ends of the return spring 14 are fixedly connected to the top strip 12 and the shaft tube 9 respectively. The return spring 14 is used to control the resetting of the top strip 12.

[0028] See also Figure 1 and Figure 2 A bottom plate 2 is installed at the lower end of the vertical plate 1 , and the bottom plate 2 is fixedly connected to the vertical plate 1 , and four through holes 3 are arranged inside the bottom plate 2 .

[0029] See also Figure 2 A second drive motor 16 is installed on the right side inside the bottom plate 2, and the second drive motor 16 is fixedly connected to the bottom plate 2. A drive screw 17 is installed at the output end of the second drive motor 16, and the drive screw 17 is used to control the lifting of the fixed plate 18.

[0030] See also Figure 1 and Figure 2 A slide groove 20 is provided inside the vertical plate 1, and the slide groove 20 is integrally formed with the vertical plate 1. A fixed plate 18 is slidably installed inside the slide groove 20. The fixed plate 18 is connected to the driving screw 17 through threaded cooperation. A brush 19 is installed on one side of the upper end of the fixed plate 18, and the brush 19 is used to clean the gears.

[0031] This solution: the gear positioning device is fixed to the gear processing machine tool by using bolts to pass through the through hole 3. When the gear needs to be positioned and fixed, the gear is sleeved on the outside of the shaft tube 9, and the air pump 8 is started. The air pump 8 injects gas into the inflatable airbag 11, and the inflatable airbag 11 expands and pushes up the top bar 12 outward, so that the top bar 12 extends outward from the inside of the shaft tube 9. The top bar 12 supports the shaft hole inside the gear to fix the gear. When the processing position of the gear needs to be changed, the first drive motor 4 is started to rotate the drive gear 5, and the transmission plate 6 and the drive gear 5 are driven to rotate under the meshing action, so that the gear When the wheel is processed, it is convenient to rotate and adjust according to needs. When the gear needs to be removed, the micro solenoid valve 15 is controlled to deflate the inflatable airbag 11, and the reset spring 14 pushes the top strip 12 to reset, squeezing the inflatable airbag 11 to discharge the internal gas. At the same time, the fixation of the gear is cancelled. When the gear rotates, the second drive motor 16 is started to rotate the drive screw 17. The fixed plate 18 and the drive screw 17 are threadedly matched and the sliding connection of the slide groove 20 converts the rotational motion of the drive screw 17 into the linear motion of the fixed plate 18, and the bristles 19 contact the outside of the gear to clean the gear.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gear positioning device for a gear machining machine tool, characterized in that: include: A vertical plate, wherein an axle tube is rotatably mounted inside the upper end of the vertical plate, a transmission disc is mounted on the left end outside the axle tube, a fixed shell is arranged on the left side outside the transmission disc, and an air pump is mounted inside the fixed shell; An inner support tube is arranged inside the shaft tube, the inner support tube is fixedly connected to the shaft tube through a bracket, an inflatable airbag is installed outside the inner support tube, eight top strips evenly distributed along a ring are installed inside the shaft tube and located outside the inflatable airbag, the top strips are slidably connected to the shaft tube, a micro solenoid valve is arranged at the right end inside the shaft tube, and the exhaust end of the inflatable airbag is sealed and fixed to the micro solenoid valve, the output end of the air pump is connected to the input end of the inflatable airbag through a pipeline, and a check valve is installed inside the pipeline; The first driving motor is arranged on the left side of the upper end of the vertical plate. The output end of the first driving motor is equipped with a driving gear, and the driving gear is drivingly connected to the transmission disc.

2. The gear positioning device for a gear machining machine tool according to claim 1, characterized in that: A plurality of anti-sliding blocks which are equidistantly distributed are installed outside the top strip, and the anti-sliding blocks are fixedly connected to the top strip.

3. The gear positioning device for a gear machining machine tool according to claim 1, characterized in that: The outer side of the top bar is provided with return springs on both the left and right sides of the inside of the shaft tube, and the upper and lower ends of the return spring are fixedly connected to the top bar and the shaft tube respectively.

4. The gear positioning device for a gear machining machine tool according to claim 1, characterized in that: A bottom plate is installed at the lower end of the vertical plate, and the bottom plate is fixedly connected to the vertical plate, and four through holes are arranged inside the bottom plate.

5. The gear positioning device for a gear machining machine tool according to claim 4, characterized in that: A second drive motor is installed on the right side inside the bottom plate, and the second drive motor is fixedly connected to the bottom plate. A drive screw is installed at the output end of the second drive motor.

6. The gear positioning device for a gear machining machine tool according to claim 5, characterized in that: A slide groove is arranged inside the vertical plate, and the slide groove and the vertical plate are formed integrally, a fixed plate is slidably installed inside the slide groove, the fixed plate is connected to the driving screw rod through threaded cooperation, and bristles are installed on one side of the upper end of the fixed plate.

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