Machining tool for spline shaft

Abstract

The utility model discloses a spline shaft processing tool, which comprises a mounting table top, a group of slide rail moving devices, a mounting frame, a clamping and fixing device, a spline shaft and a second fixing device, the group of slide rail moving devices are symmetrically arranged at the top of the mounting table top, the mounting frame is arranged at the top of the group of slide rail moving devices, and the clamping and fixing device is arranged on the mounting frame. The clamping and fixing device is mounted at the left end in the mounting frame, the spline shaft is fixed in the clamping and fixing device, and the second fixing device is mounted at the right end in the mounting frame; the second fixing device comprises a hydraulic supporting rod and a jacking head, the jacking head is installed at the front end of the hydraulic supporting rod, a bidirectional rotating bearing is arranged in the middle section of the jacking head, and a contact head is arranged at the front end of the jacking head and is of a conical structure. The device can effectively fix the two ends of the spline shaft, so that the stability of the spline shaft can be guaranteed during rotating machining, and the machining accuracy of the spline shaft is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spline shaft processing, in particular to a processing tool for a spline shaft. Background Art

[0002] Spline shaft is a kind of mechanical transmission. It has the same function as flat key, semicircular key and wedge key, which are used to transmit mechanical torque. There are longitudinal keyways on the surface of the shaft, and the rotating parts on the shaft also have corresponding keyways, which can keep rotating synchronously with the shaft. While rotating, some can also slide longitudinally on the shaft, such as the gear shift gear of the gearbox.

[0003] The existing spline shaft processing device has the following defects:

[0004] When the existing spline shaft processing device processes the spline shaft, one end of the spline shaft is fixed, so that during the processing, the other end of the spline shaft will shift and shake after being subjected to force, further increasing the problem of spline shaft processing accuracy. Therefore, a solution is needed. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a processing tool for a spline shaft to solve the problems raised in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a processing tool for a spline shaft, comprising a mounting table, a slide rail moving device, a mounting frame, a clamping fixture, a spline shaft and a second fixture, the slide rail moving device is provided with a group, a group of the slide rail moving devices are symmetrically mounted on the top of the mounting table, the mounting frame is mounted on the top of a group of slide rail moving devices, the clamping fixture is mounted on the left end inside the mounting frame, the spline shaft is fixed in the clamping fixture, and the second fixture is mounted on the right end inside the mounting frame; the second fixture comprises a hydraulic support rod and a top pressure head, the top pressure head is mounted on the front end of the hydraulic support rod, a bidirectional rotating bearing is provided in the middle section of the top pressure head, a contact head is provided at the front end of the top pressure head, and the contact head is a conical structure.

[0009] Preferably, the driving end of the hydraulic support rod and the rear end of the top pressure head are both provided with mounting plates, the outer side of the hydraulic support rod is provided with a mounting ring, and the surfaces of the mounting plate and the mounting ring are both provided with a plurality of groups of fixing holes distributed in an annular manner at equal intervals.

[0010] Preferably, the slide rail moving device includes a sliding rail, a sliding block, a sliding motor and a threaded rod, the sliding block and the threaded rod are both installed in the sliding rail, the sliding block is connected to the threaded rod, the sliding motor is installed at the right end of the sliding rail, the sliding motor driving end is connected to one end of the threaded rod, and the other end of the threaded rod is provided with a bidirectional bearing.

[0011] Preferably, the clamping and fixing device comprises a rotating motor and a clamping disk, and the clamping disk is fixed to the driving end of the rotating motor.

[0012] (III) Beneficial effects

[0013] The utility model provides a processing tool for a spline shaft, which has the following beneficial effects:

[0014] This type of spline shaft processing tooling can effectively fix both ends of the spline shaft, thereby ensuring the stability of the spline shaft during rotation processing, improving the accuracy of spline shaft processing, and preventing the spline shaft from shifting. This type of device can also fix spline shafts of different lengths, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the slide rail moving device of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the second fixing device of the utility model.

[0018] In the figure, 1. mounting table; 2. slide rail moving device; 3. mounting frame; 4. clamping fixture; 5. spline shaft; 6. second fixture; 7. hydraulic support rod; 8. top pressure head; 9. bidirectional rotating bearing; 10. contact head; 11. mounting plate; 12. mounting ring; 13. fixing hole; 14. sliding track; 15. sliding block; 16. sliding motor; 17. threaded rod; 18. bidirectional bearing; 19. rotating motor; 20. clamping plate. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-3The embodiment of the utility model provides a technical solution: a processing tool for a spline shaft, comprising a mounting table 1, a slide rail moving device 2, a mounting frame 3, a clamping fixture 4, a spline shaft 5 and a second fixture 6, wherein the slide rail moving device 2 is provided with a group, a group of the slide rail moving devices 2 is symmetrically mounted on the top of the mounting table 1, the mounting frame 3 is mounted on the top of a group of slide rail moving devices 2, the clamping fixture 4 is mounted on the left end inside the mounting frame 3, the spline shaft 5 is fixed in the clamping fixture 4, and the second fixture 6 is mounted on the right end inside the mounting frame 3;

[0021] The problem is solved, the second fixing device 6 includes a hydraulic support rod 7 and a top pressure head 8, the top pressure head 8 is installed at the front end of the hydraulic support rod 7, the middle section of the top pressure head 8 is provided with a two-way rotating bearing 9, the front end of the top pressure head 8 is provided with a contact head 10, the contact head 10 is a cone-shaped structure, when fixing the other end of the spline shaft 5, the staff starts the hydraulic support rod 7 in the second fixing device 6, the driving end of the hydraulic support rod 7 drives the top pressure head 8 to run to the other end of the spline shaft 5, and finally the contact head 10 at the front end of the top pressure head 8 presses and fixes the other end of the spline shaft 5, when the spline shaft 5 rotates, the two-way rotating bearing 9 in the top pressure head 8 can also facilitate the rotation processing of the spline shaft 5.

[0022] Furthermore, the driving end of the hydraulic support rod 7 and the rear end of the top pressure head 8 are both provided with a mounting plate 11, and a mounting ring 12 is provided on the outer side of the hydraulic support rod 7. The surfaces of the mounting plate 11 and the mounting ring 12 are both provided with a plurality of groups of fixing holes 13 distributed in a circular and equidistant manner. The mounting plates 11 at the driving end of the hydraulic support rod 7 and the rear end of the top pressure head 8 fit each other, and bolts are further inserted into the fixing spaces 13 of the mounting plates 11 to further connect the hydraulic support rod 7 and the top pressure head 8. The mounting ring 12 on the hydraulic support rod 7 is for facilitating the installation of the hydraulic support rod 12 on the mounting frame 3.

[0023] Differently, the slide rail moving device 2 includes a slide rail 14, a slide block 15, a slide motor 16 and a threaded rod 17. The slide block 15 and the threaded rod 17 are both installed in the slide rail 14. The slide block 15 is connected to the threaded rod 17. The slide motor 16 is installed at the right end of the slide rail 14. The driving end of the slide motor 16 is connected to one end of the threaded rod 17. The other end of the threaded rod 17 is provided with a bidirectional bearing 18. When the slide rail moving device 2 performs displacement processing on the spline shaft 5 after clamping and fixing, the staff starts the slide motor 16, and the slide motor 16 rotates forward or reversely, and then the slide motor 16 drives the threaded rod 17 to rotate. The threaded rod 17 drives the slide block 15 to move left or right on the slide rail 14 through a threaded manner, and further drives the spline shaft 5 to move processing.

[0024] Effectively, the clamping and fixing device 4 includes a rotating motor 19 and a clamping disk 20, and the clamping disk 20 is fixed to the driving end of the rotating motor 19. The rotating motor 19 drives the clamping disk 20 to rotate, so that the clamping disk 20 drives the spline shaft 5 to rotate. In this way, it is convenient to perform rotation processing on the spline shaft 5.

[0025] Working principle: During operation, the staff inserts one end of the spline shaft 5 into the clamping plate 20 of the clamping and fixing device 4, so that the clamping plate 20 clamps and fixes the spline shaft 5. When fixing the other end of the spline shaft 5, the staff starts the hydraulic support rod 7 in the second fixing device 6. The driving end of the hydraulic support rod 7 drives the pressing head 8 to run to the other end of the spline shaft 5. Finally, the contact head 10 at the front end of the pressing head 8 presses and fixes the other end of the spline shaft 5. When the spline shaft 5 rotates, the bidirectional rotating bearing 9 in the pressing head 8 can also facilitate the rotation processing of the spline shaft 5.

[0026] The components of the utility model, 1, mounting table; 2, slide rail moving device; 3, mounting frame; 4, clamping fixture; 5, spline shaft; 6, second fixture; 7, hydraulic support rod; 8, top pressure head; 9, bidirectional rotating bearing; 10, contact head; 11, mounting plate; 12, mounting ring; 13, fixing hole; 14, sliding track; 15, sliding block; 16, sliding motor; 17, threaded rod; 18, bidirectional bearing; 19, rotating motor; 20, clamping plate, are all general standard parts or parts known to those skilled in the art. Its structure and principle can be known to technical personnel through technical manuals or through conventional experimental methods. The problem solved by the utility model is that when the existing spline shaft processing device processes the spline shaft, one end of the spline shaft is fixed, so that during the processing, the other end of the spline shaft will shift and shake after being subjected to force, further increasing the problem of the spline shaft processing accuracy. The utility model can effectively fix the two ends of the spline shaft through the mutual combination of the above-mentioned components, thereby ensuring the stability of the spline shaft during rotation processing and improving the accuracy of the spline shaft processing.

[0027] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A processing tool for a spline shaft, characterized in that: The invention comprises a mounting table (1), a slide rail moving device (2), a mounting frame (3), a clamping and fixing device (4), a spline shaft (5) and a second fixing device (6), wherein the slide rail moving device (2) is provided with a group, wherein the group of slide rail moving devices (2) is symmetrically mounted on the top of the mounting table (1), the mounting frame (3) is mounted on the top of the group of slide rail moving devices (2), the clamping and fixing device (4) is mounted on the left end inside the mounting frame (3), the spline shaft (5) is fixed in the clamping and fixing device (4), and the second fixing device (6) is mounted on the right end inside the mounting frame (3); The second fixing device (6) comprises a hydraulic support rod (7) and a top pressure head (8), wherein the top pressure head (8) is mounted at the front end of the hydraulic support rod (7), a bidirectional rotating bearing (9) is provided in the middle section of the top pressure head (8), and a contact head (10) is provided at the front end of the top pressure head (8), wherein the contact head (10) is in a conical structure.

2. A processing tool for a spline shaft according to claim 1, characterized in that: The driving end of the hydraulic support rod (7) and the rear end of the top pressure head (8) are both provided with a mounting plate (11), the outer side of the hydraulic support rod (7) is provided with a mounting ring (12), and the surfaces of the mounting plate (11) and the mounting ring (12) are both provided with a plurality of groups of fixing holes (13) distributed in an annular manner with equal spacing.

3. The processing tool for a spline shaft according to claim 1, characterized in that: The slide rail moving device (2) comprises a slide rail (14), a slide block (15), a slide motor (16) and a threaded rod (17); the slide block (15) and the threaded rod (17) are both installed in the slide rail (14); the slide block (15) is connected to the threaded rod (17); the slide motor (16) is installed at the right end of the slide rail (14); the drive end of the slide motor (16) is connected to one end of the threaded rod (17); and the other end of the threaded rod (17) is provided with a bidirectional bearing (18).

4. The processing tool for a spline shaft according to claim 1, characterized in that: The clamping and fixing device (4) comprises a rotating motor (19) and a clamping disk (20), and the clamping disk (20) is fixed on the driving end of the rotating motor (19).

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