A high-precision turning device for a transmission shaft

Abstract

The present invention discloses a high-precision turning device for a transmission shaft, which relates to the technical field of transmission shaft processing, and comprises a workbench, wherein a galvanized top plate is installed on the workbench, a main transparent closing door is provided on the workbench, and a left-end support platform is installed on the left side of the upper end of the workbench. The present invention uses a workbench, a left-end support platform, a first drive motor, a fixed platform, a slot and a clamping rod, so that when performing a turning operation on the transmission shaft, the clamping rods in multiple directions can be fixed to the processed transmission shaft through slide rails, and can adapt to fixing different transmission shafts. Through the workbench, the right-end support platform, the second drive motor, the placement platform, the slider, the threaded rod and the turning block, the slider can be moved by the installed threaded rod, and the turning block can be fixed on the placement platform for easy replacement, which can better maintain the efficiency of turning the transmission shaft.

Description

Technical Field

[0001] The present invention relates to the technical field of transmission shaft processing, in particular to a high-precision turning device for a transmission shaft. Background Art

[0002] The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, the drive shaft must undergo a dynamic balance test and be adjusted on a balancing machine before leaving the factory. For front-engine, rear-wheel drive vehicles, it is the shaft that transmits the rotation of the transmission to the final reducer. It can be composed of several sections, and the sections can be connected by universal joints. When processing the drive shaft, precise turning operations are required for plastic adjustment, so a high-precision turning device for the drive shaft is required.

[0003] An existing high-precision turning device for a transmission shaft cannot fix and turn transmission shafts of different sizes during operation, cannot quickly replace the turning block during use, and cannot shield the debris generated during the turning operation. Therefore, a high-precision turning device for a transmission shaft is urgently needed. Summary of the Invention

[0004] Based on this, the purpose of the present invention is to provide a high-precision turning device for a transmission shaft to solve the problem that the existing high-precision turning device for a transmission shaft cannot fix and turn transmission shafts of different sizes during use, cannot quickly replace the turning block during use, and cannot shield the debris generated during the turning operation.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a high-precision turning device for a transmission shaft, comprising a workbench, a galvanized top plate is installed on the workbench, and a main transparent closing door is provided on the workbench.

[0006] A left-end support platform is installed on the left side of the upper end of the workbench, a first driving motor is installed at one end of the left-end support platform, a placement disk is installed at one end of the first driving motor, a limiting rod is installed at one end of the first driving motor, a fixed platform is installed at one end of the placement disk, a slot is provided at the front end of the fixed platform, a slide rail is provided on the surface of the fixed platform, and a clamping rod is installed at one end of the slide rail.

[0007] A right-end support platform is installed on the right side of the upper end of the workbench, a second drive motor is installed at one end of the right-end support platform, a belt is installed at one end of the second drive motor, a movable frame is installed at one end of the belt, a round shaft is installed at one end of the movable frame, a placing platform is installed at one end of the round shaft, a slider is installed at the front end of the placing platform, a threaded rod is installed at the upper end of the slider, and a turning block is installed at one end of the placing platform.

[0008] The main transparent closing door can abut against the galvanized top plate.

[0009] The fixing platform is connected to the first driving motor by a limiting rod, and the fixing platform forms a rotating structure with the placement plate through the first driving motor.

[0010] The clamping rods form a sliding structure with the fixing platform through the sliding rails, and the clamping rods are distributed in a ring array around the fixing platform.

[0011] The placing platform is movably connected to the movable frame through a circular shaft, and the movable frame is movably connected to the right end supporting platform.

[0012] The turning block is threadedly connected to the placing table through a threaded rod, and the turning block is tightly fitted to the sliding block.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention uses a workbench, a left-end support platform, a first drive motor, a fixed platform, a slot and a clamping rod. When turning the transmission shaft, the clamping rods in multiple directions can be used to fix the processed transmission shaft through the slide rail, which can adapt to fixation of different transmission shafts.

[0015] 2. The present invention comprises a workbench, a right-end support platform, a second drive motor, a placement platform, a slider, a threaded rod and a turning block. The slider can be moved by the installed threaded rod, and the turning block can be fixed on the placement platform for easy replacement, thereby better maintaining the efficiency of turning the transmission shaft.

[0016] 3. The present invention can shield chips during turning operation through the workbench, galvanized top plate and main transparent closed door. At the same time, the main transparent closed door can also check the progress of the transmission shaft turning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front cross-sectional view of the present invention;

[0018] Figure 2 Schematic diagram of the internal structure of the workbench of the present invention;

[0019] Figure 3 This is a structural diagram of the left end support platform of the present invention;

[0020] Figure 4 This is a schematic structural diagram of the right end support platform of the present invention;

[0021] Figure 5 It is a front cross-sectional view of the bottom plate of the present invention;

[0022] Figure 6 Schematic diagram of the structure of the bottom plate of the present invention;

[0023] In the figure: 1. Workbench; 2. Galvanized top plate; 3. Bottom plate; 4. Main transparent closing door; 5. Left end support platform; 6. First drive motor; 7. Placement plate; 8. Limit rod; 9. Fixed platform; 10. Slot; 11. Slide rail; 12. Clamping rod; 13. Right end support platform; 14. Second drive motor; 15. Belt; 16. Movable frame; 17. Round shaft; 18. Placement platform; 19. Slider; 20. Threaded rod; 21. Turning block; 22. Secondary transparent closing door; 22a. Handle slot 2; 23. Secondary base plate; 24. Limit shaft 2; 25. Limit shaft 1; 26. Main base plate; 27. Secondary connecting rod 2; 28. Power motor; 29. Main connecting rod 1; 30. Fan gear; 31. Secondary connecting rod 1; 32. Main connecting rod 2. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be understood as limiting the present invention.

[0025] The following describes an embodiment of the present invention based on its overall structure.

[0026] See also Figure 1-6 The high-precision turning device for the transmission shaft includes a workbench 1, a galvanized top plate 2 is installed on the workbench 1, and a main transparent closing door 4 is provided on the workbench 1. The main transparent closing door 4 can be abutted against the galvanized top plate 2 and cooperate with the galvanized top plate 2 in the device to block the debris generated during the turning operation.

[0027] A left end support platform 5 is installed on the left side of the upper end of the workbench 1, and a first drive motor 6 is installed at one end of the left end support platform 5. A placement disk 7 is installed at one end of the first drive motor 6, a limiting rod 8 is installed at one end of the first drive motor 6, and a fixed platform 9 is installed at one end of the placement disk 7. A slot 10 is provided at the front end of the fixed platform 9, and a slide rail 11 is provided on the surface of the fixed platform 9. A clamping rod 12 is installed at one end of the slide rail 11. The clamping rod 12 forms a sliding structure with the fixed platform 9 through the slide rail 11, and the clamping rods 12 are distributed in a circular array with the fixed platform 9. The multiple groups of clamping rods 12 installed in the device can clamp and fix drive shafts of different sizes, adapting to the stability of turning processing of different drive shafts.

[0028] A right-end support platform 13 is installed on the right side of the upper end of the workbench 1, and a second drive motor 14 is installed at one end of the right-end support platform 13. A belt 15 is installed at one end of the second drive motor 14, and a movable frame 16 is installed at one end of the belt 15. A round shaft 17 is installed at one end of the movable frame 16, and a placement platform 18 is installed at one end of the round shaft 17. A slider 19 is installed at the front end of the placement platform 18, and a threaded rod 20 is installed at the upper end of the slider 19. A turning block 21 is installed at one end of the placement platform 18. The turning block 21 is threadedly connected to the placement platform 18 through the threaded rod 20, and the turning block 21 fits tightly with the slider 19. The turning block 21 installed in the device is fixed by the threaded rod 20, which is convenient for disassembly and replacement, and can maintain the efficiency of turning the drive shaft.

[0029] The workbench 1 is also equipped with a base plate 3, on which a pair of secondary transparent closing doors 22 are provided that cooperate with the main transparent closing door 4. The base plate 3 also has a linkage control structure for regulating the main transparent closing door 4 and the secondary transparent closing door 22; the linkage control structure includes a pair of main connecting rods 29, a pair of main connecting rods 232, a pair of secondary connecting rods 31, a pair of secondary connecting rods 27 and a pair of fan gears 30. A pair of rotating shafts are vertically mounted on the base plate 3, and the fan gears 30 are fixed on the rotating shafts. The fan gears 30 are meshed with each other, and one end of the main connecting rod 29 and one end of the secondary connecting rod 31 are engaged with each other. They are all fixedly connected to the rotating shaft, the other end of the main connecting rod 1 29 is rotatably connected to one end of the main connecting rod 2 32, the other end of the main connecting rod 2 32 is rotatably connected to the main base plate 26, the other end of the secondary connecting rod 1 31 is rotatably connected to the secondary base plate 23, one end of the secondary connecting rod 2 27 is rotatably connected to the bottom plate 3, the other end of the secondary connecting rod 2 27 is rotatably connected to the secondary base plate 23, the main transparent closing door 4 is rotatably connected to the main base plate 26 through the limiting shaft 1 25, and the secondary transparent closing door 22 is rotatably connected to the secondary base plate 23 through the limiting shaft 2 24; one of the rotating shafts is also connected to a power motor 28 that can drive it to rotate.

[0030] The main transparent closing door 4 has a handle groove 1 4 a, and the auxiliary transparent closing door 22 has a handle groove 22 a.

[0031] In practice, during the turning operation, debris will fly out from the opening at the front end of the galvanized top plate 2, and the main transparent closing door 4 is easily damaged by the debris. With this structure, the power motor 28 is used to make the fan gears 30 mesh with each other in one direction, so that the main transparent closing door 4 and the auxiliary transparent closing door 22 are arranged in a straight line, and the main transparent closing door 4 is located at the galvanized top plate, and the main transparent closing door 4 is used for simple protection; and the power motor 28 is used to make the fan gears 30 mesh with each other in the other direction, so that the main transparent closing door 4 and the auxiliary transparent closing door 22 are arranged in a two-shaped shape, and the main transparent closing door 4 and the auxiliary transparent closing door 22 are stacked and located at the galvanized top plate, and the main transparent closing door 4 and the auxiliary transparent closing door 22 are used for double protection, and switching is convenient.

[0032] Working principle: When in use, the power supply of the device is turned on first. After the power is turned on, the main transparent closing door 4 is opened, and the transmission shaft to be turned is inserted into the slot 10 of the fixed table 9. According to the different sizes of transmission shafts, the depth of insertion is different. During insertion, multiple groups of clamping rods 12 can clamp and fix the transmission shaft. After the transmission shaft is fixed, the fixed table 9 can be driven to rotate by the installed first drive motor 6. At the same time, the second drive motor 14 installed on the other side is brought to the movable frame 16 through the belt 15 for movement. The turning block 21 at the front end of the placement table 18 is brought into contact with the rotating transmission shaft to perform the turning operation. During the turning operation, the main transparent closing door 4 is abutted against the galvanized top plate 2 to block the debris generated by the turning operation. Finally, after use is completed, the turning block 21 installed in the device is fixed by the threaded rod 20, which is convenient for disassembly and replacement, and the efficiency of turning the transmission shaft can be maintained. The use process of the device is thus completed. The content not described in detail in this specification belongs to the existing technology known to professional and technical personnel in this field.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A high-precision turning device for a transmission shaft, comprising a workbench (1), characterized in that: The workbench (1) is provided with a galvanized top plate (2), and the workbench (1) is provided with a main transparent closing door (4); a left end support platform (5) is provided on the left side of the upper end of the workbench (1), one end of the left end support platform (5) is provided with a first driving motor (6), one end of the first driving motor (6) is provided with a placement plate (7), one end of the first driving motor (6) is provided with a limit rod (8), one end of the placement plate (7) is provided with a fixed platform (9), a front end of the fixed platform (9) is provided with a slot (10), a surface of the fixed platform (9) is provided with a slide rail (11), and one end of the slide rail (11) is provided with a clamping rod (12); A right end support platform (13) is installed on the right side of the upper end of the workbench (1), a second drive motor (14) is installed on one end of the right end support platform (13), a belt (15) is installed on one end of the second drive motor (14), a movable frame (16) is installed on one end of the belt (15), a circular shaft (17) is installed on one end of the movable frame (16), a placement platform (18) is installed on one end of the circular shaft (17), a slider (19) is installed at the front end of the placement platform (18), a threaded rod (20) is installed on the upper end of the slider (19), and a turning block (21) is installed on one end of the placement platform (18); a bottom plate (3) is also installed on the workbench (1). A pair of auxiliary transparent closing doors (22) cooperating with the main transparent closing door (4) are provided on the bottom plate (3), and a linkage control structure for regulating the main transparent closing door (4) and the auxiliary transparent closing door (22) is also provided on the bottom plate (3); the linkage control structure comprises a pair of main connecting rods (29), a pair of main connecting rods (32), a pair of auxiliary connecting rods (31), a pair of auxiliary connecting rods (27) and a pair of fan-shaped gears (30). A pair of rotating shafts are vertically rotatably mounted on the bottom plate (3), and the fan-shaped gears (30) are fixed on the rotating shafts, and the fan-shaped gears (30) are meshed with each other, and one end of the main connecting rod (29) and one end of the auxiliary connecting rod (31) are both fixedly connected to the rotating shaft. The other end of the main connecting rod 1 (29) is rotatably connected to one end of the main connecting rod 2 (32), the other end of the main connecting rod 2 (32) is rotatably connected to the main base plate (26), the other end of the auxiliary connecting rod 1 (31) is rotatably connected to the auxiliary base plate (23), one end of the auxiliary connecting rod 2 (27) is rotatably connected to the bottom plate (3), the other end of the auxiliary connecting rod 2 (27) is rotatably connected to the auxiliary base plate (23), the main transparent closing door (4) is rotatably connected to the main base plate (26) through the limiting shaft 1 (25), and the auxiliary transparent closing door (22) is rotatably connected to the auxiliary base plate (23) through the limiting shaft 2 (24); one of the rotating shafts is also connected to a power motor (28) that can drive it to rotate.

2. A high-precision turning device for a transmission shaft according to claim 1, characterized in that: The main transparent closed door can abut against the galvanized top plate (2).

3. The high-precision turning device for a transmission shaft according to claim 1, characterized in that: The fixed platform (9) is connected to the first drive motor (6) through a limiting rod (8), and the fixed platform (9) forms a rotating structure with the placement plate (7) through the first drive motor (6).

4. The high-precision turning device for a transmission shaft according to claim 1, characterized in that: The clamping rods (12) form a sliding structure with the fixed platform (9) through the slide rails (11), and the clamping rods (12) are distributed in a ring array on the fixed platform (9).

5. The high-precision turning device for a transmission shaft according to claim 1, characterized in that: The placement platform (18) is movably connected to the movable frame (16) via a circular shaft (17), and the movable frame (16) is movably connected to the right end support platform (13).

6. The high-precision turning device for a transmission shaft according to claim 1, characterized in that: The turning block (21) is threadedly connected to the placement table (18) via a threaded rod (20), and the turning block (21) is tightly fitted to the slider (19).

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