Drilling device for machining low-speed transmission shaft

Abstract

The utility model discloses a drilling device for machining a low-speed transmission shaft, which comprises a bottom plate, and the top of the bottom plate is fixedly connected with a support frame. When the drilling device is used for drilling a transmission shaft, the transmission shaft is placed at the top of the placing block, the electric cylinder is driven to push the moving block and the sliding block to move towards the inner side along the limiting sliding groove, the moving block drives the first fixing column to move towards the inner side, and the first fixing column drives the swing plate to swing towards the inner side; the swing plate swings inwards, the second fixing column moves inwards, the second fixing column drives the connecting plate to move inwards, the connecting plate drives the clamping block to move inwards, and when the clamping block moves inwards to make contact with the surface of the transmission shaft, clamping and fixing of the transmission shaft are completed, and therefore the beneficial effect of facilitating drilling machining is achieved. The driving swing mechanism and the swing clamping mechanism are used in cooperation, so that the transmission shaft can be rapidly clamped and fixed, the transmission shaft cannot move in the drilling process, and the machining cost of the transmission shaft is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission shaft processing, in particular to a drilling device for processing a low-speed transmission shaft. Background Art

[0002] The transmission shaft is a high-speed, less-supported rotating body. Its function is to convert the energy generated by the engine and power unit components to the rear-wheel drive, so that the car can generate driving force. The transmission shaft is composed of a shaft tube, a telescopic sleeve and a universal joint. The telescopic sleeve can automatically adjust the change in the distance between the transmission and the drive axle, and the universal joint ensures the change in the angle between the transmission output shaft and the drive axle input shaft, and realizes the equal angular speed transmission of the two shafts. The patent announcement number is CN220574800U, which discloses a drilling device for transmission shaft processing, including a bottom shell, a rotating mechanism for fixing and rotating the transmission shaft, and a rotating mechanism for fixing and rotating the transmission shaft. A drilling mechanism for drilling holes at different positions of the shaft; the drilling device for processing the transmission shaft starts the first electric telescopic rod, one end of the first electric telescopic rod drives the connecting block to move, the movement of the connecting block drives the sliding block to slide, the sliding of the sliding block drives the sliding of multiple sets of connecting rods, and at the same time, the multiple sets of sliding blocks slide at the same time under the drive of the connecting rod, so that the outer surface of the clamping block fits the outer surface of the transmission shaft body, and then starts the first motor, the output shaft of the first motor drives the fixed shell to rotate, the rotation of the fixed shell drives the clamping frame to rotate, the rotation of the clamping frame drives the transmission shaft body to rotate, and then the transmission shaft body can be rotated, so that it is convenient to drill holes at different angles of the transmission shaft.

[0003] The above-mentioned prior art solution has the following defects: when drilling the drive shaft, when the drilling assembly leaves the drive shaft after the drilling is completed, since the left side of the drive shaft is clamped and fixed, the drive shaft will be driven to move with the drilling assembly under the action of the drilling assembly, which will cause damage to the drive shaft, causing inconvenience to the drive shaft processing, thereby increasing the processing cost of the drive shaft. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a drilling device for processing a low-speed transmission shaft, which has the advantage of facilitating drilling processing and solves the problem that when the transmission shaft is drilled, the drilling assembly leaves the transmission shaft after the drilling is completed. Since the left side of the transmission shaft is clamped and fixed, the transmission shaft will be driven to move with the drilling assembly under the action of the drilling assembly, which will cause damage to the transmission shaft, bring inconvenience to the transmission shaft processing, and thus increase the processing cost of the transmission shaft.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drilling device for processing a low-speed transmission shaft, comprising a bottom plate, a support frame is fixedly connected to the top of the bottom plate, a placement block is fixedly connected to the top of the bottom plate, a motor is fixedly connected to the left side of the inner side of the support frame, a transmission screw is fixedly connected to the output end of the motor, a drilling column is threadedly connected to the surface of the transmission screw, a fixing plate is fixedly connected to the bottom of the inner side of the support frame, a driving swing mechanism is arranged on the front side of the fixing plate, and a swing clamping mechanism is arranged on the outer side of the driving swing mechanism;

[0006] The driving swing mechanism is used to drive the swing clamping mechanism to swing;

[0007] The swing clamping mechanism is used to clamp and fix the transmission shaft.

[0008] As a preferred embodiment of the utility model, the driving swing mechanism includes an electric cylinder and a moving block, the number of the electric cylinders is two, the output end of the electric cylinder is fixedly connected to the outside of the moving block, the rear side of the moving block is fixedly connected with a slider, the rear side of the slider is slidably connected to a limiting slide rail, the rear side of the limiting slide rail is fixedly connected to the front side of the fixed plate, and the top and bottom of the front side of the moving block are fixedly connected with a fixed column.

[0009] As a preferred embodiment of the utility model, the swing clamping mechanism includes a clamping block and a connecting plate, the outer side of the clamping block is fixedly connected to the inner side of the connecting plate, the front side of the outer side of the connecting plate is fixedly connected to a fixing column 2, the surface of the fixing column 2 is movably sleeved with a swing plate, the outer side of the rear side of the swing plate is movably connected to a fixing seat through a pin shaft, the rear side of the fixing seat is fixedly connected to the front side of the fixing plate, and the bottom of the outer side of the swing plate is movably sleeved on the surface of the fixing column 1.

[0010] As a preferred embodiment of the present invention, a limiting plate is fixedly connected to the front side of the fixing column one, and a diameter of the limiting plate is greater than a diameter of the fixing column one.

[0011] As a preferred embodiment of the utility model, a limiting block is fixedly connected to the front side of the second fixing column, and a diameter of the limiting block is greater than a diameter of the second fixing column.

[0012] As a preferred embodiment of the present invention, a sponge pad is fixedly installed on the inner side of the clamping block, and the inner side of the sponge pad is in contact with the surface of the transmission shaft.

[0013] As a preferred embodiment of the present invention, the top and the bottom of the rear side of the fixing plate are fixedly connected with a reinforcing plate, and the outer side of the reinforcing plate is fixedly connected to the inner side of the supporting frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model places the transmission shaft on the top of the placing block and drives the electric cylinder when drilling the transmission shaft. The electric cylinder pushes the moving block and the sliding block to move inward along the limiting sliding groove, and the moving block drives the fixed column one to move inward, and the fixed column one drives the swinging plate to swing inward, and the swinging plate swings inward and the fixed column two moves inward, and the fixed column two drives the connecting plate to move inward, and the connecting plate drives the clamping block to move inward. When the clamping block moves inward until it contacts the surface of the transmission shaft, the transmission shaft is clamped and fixed, thereby having the advantage of facilitating drilling processing. By driving the swing mechanism and the swing clamping mechanism in coordination, the transmission shaft can be quickly clamped and fixed, and the transmission shaft will not move during drilling processing, thereby reducing the processing cost of the transmission shaft.

[0016] 2. The utility model can move the swing clamping mechanism by setting a driving swing mechanism, which effectively avoids the situation that the swing clamping mechanism cannot be moved during use, effectively improves the stability of the swing clamping mechanism, and is convenient for users to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the electric cylinder of the utility model;

[0019] Figure 3 It is a three-dimensional diagram of the clamping block of the utility model.

[0020] In the figure: 1. bottom plate; 2. support frame; 3. placement block; 4. motor; 5. transmission screw; 6. drilling column; 7. fixed plate; 8. driving swing mechanism; 81. electric cylinder; 82. moving block; 83. slider; 84. limiting slide rail; 85. fixed column one; 9. swing clamping mechanism; 91. clamping block; 92. connecting plate; 93. fixed column two; 94. swing plate; 95. fixed seat; 10. limiting plate; 11. limiting block; 12. sponge pad; 13. reinforcing plate. DETAILED DESCRIPTION

[0021] 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.

[0022] like Figures 1 to 3As shown, the utility model provides a drilling device for processing a low-speed transmission shaft, comprising a base plate 1, a support frame 2 is fixedly connected to the top of the base plate 1, a placement block 3 is fixedly connected to the top of the base plate 1, a motor 4 is fixedly connected to the left side of the inner side of the support frame 2, a transmission screw 5 is fixedly connected to the output end of the motor 4, a drilling column 6 is threadedly connected to the surface of the transmission screw 5, a fixing plate 7 is fixedly connected to the bottom of the inner side of the support frame 2, a driving swing mechanism 8 is arranged on the front side of the fixing plate 7, and a swing clamping mechanism 9 is arranged on the outer side of the driving swing mechanism 8;

[0023] The driving swing mechanism 8 is used to drive the swing clamping mechanism 9 to swing;

[0024] The swing clamping mechanism 9 is used to clamp and fix the transmission shaft.

[0025] refer to Figure 2 The driving swing mechanism 8 includes an electric cylinder 81 and a moving block 82. There are two electric cylinders 81. The output end of the electric cylinder 81 is fixedly connected to the outside of the moving block 82. The rear side of the moving block 82 is fixedly connected with a slider 83. The rear side of the slider 83 is slidably connected with a limiting slide rail 84. The rear side of the limiting slide rail 84 is fixedly connected to the front side of the fixed plate 7. The top and bottom of the front side of the moving block 82 are fixedly connected with a fixed column 85.

[0026] As a technical optimization solution of the utility model, by setting up a driving swing mechanism 8, the swing clamping mechanism 9 can be moved, which effectively avoids the situation where the swing clamping mechanism 9 cannot move during use, effectively improves the stability of the swing clamping mechanism 9, and is convenient for users to use.

[0027] refer to Figure 3 The swing clamping mechanism 9 includes a clamping block 91 and a connecting plate 92. The outer side of the clamping block 91 is fixedly connected to the inner side of the connecting plate 92. The front side of the outer side of the connecting plate 92 is fixedly connected to a fixing column 93. The surface of the fixing column 93 is movably sleeved with a swing plate 94. The outer side of the rear side of the swing plate 94 is movably connected to a fixing seat 95 through a pin shaft. The rear side of the fixing seat 95 is fixedly connected to the front side of the fixing plate 7. The bottom of the outer side of the swing plate 94 is movably sleeved on the surface of the fixing column 85.

[0028] As a technical optimization solution of the utility model, by setting a swing clamping mechanism 9, the transmission shaft can be clamped and fixed, which effectively avoids the transmission shaft from being offset during processing, effectively improves the processing stability of the transmission shaft, and facilitates processing.

[0029] refer to Figure 2 The front side of the fixing column 85 is fixedly connected to the limiting plate 10 , and the diameter of the limiting plate 10 is larger than the diameter of the fixing column 85 .

[0030] As a technical optimization solution of the present invention, by setting a limit plate 10, the fixed column 85 can be limited, which effectively avoids the deviation of the fixed column 85 and effectively improves the stability of the fixed column 85.

[0031] refer to Figure 2 The front side of the second fixing column 93 is fixedly connected to the limiting block 11 , and the diameter of the limiting block 11 is larger than the diameter of the second fixing column 93 .

[0032] As a technical optimization solution of the present invention, by setting the limit block 11, the second fixing column 93 can be limited, which effectively avoids the deviation of the second fixing column 93 and effectively improves the stability of the second fixing column 93.

[0033] refer to Figure 3 A sponge pad 12 is fixedly mounted on the inner side of the clamping block 91 , and the inner side of the sponge pad 12 contacts the surface of the transmission shaft.

[0034] As a technical optimization solution of the utility model, by providing the sponge pad 12, the transmission shaft can be protected, effectively avoiding the wear of the transmission shaft when clamping, and effectively improving the processing integrity of the transmission shaft.

[0035] refer to Figure 2 The top and bottom of the rear side of the fixing plate 7 are fixedly connected with a reinforcing plate 13 , and the outer side of the reinforcing plate 13 is fixedly connected to the inner side of the supporting frame 2 .

[0036] As a technical optimization solution of the present invention, by providing a reinforcing plate 13 , the fixing plate 7 can be reinforced, thereby effectively avoiding the shaking of the fixing plate 7 and effectively improving the stability of the fixing plate 7 .

[0037] The working principle and use process of the utility model are as follows: when using, when drilling a hole on the transmission shaft, the transmission shaft is placed on the top of the placement block 3, and the electric cylinder 81 is driven. The electric cylinder 81 pushes the moving block 82 and the slider 83 to move inward along the limiting slide groove, and the moving block 82 drives the fixed column 1 85 to move inward, and the fixed column 1 85 drives the swing plate 94 to swing inward, and the swing plate 94 swings inward and the fixed column 2 93 moves inward, and the fixed column 2 93 drives the connecting plate 92 to move inward, and the connecting plate 92 drives the clamping block 91 to move inward. When the clamping block 91 moves inward until it contacts the surface of the transmission shaft, the transmission shaft is clamped and fixed, thereby having the advantage of being easy to drill.

[0038] To sum up: the drilling device for processing low-speed transmission shaft, through the coordinated use of base plate 1, support frame 2, placement block 3, motor 4, transmission screw 5, drilling column 6, fixing plate 7, driving swing mechanism 8 and swing clamping mechanism 9, solves the problem that when the transmission shaft is processed and drilled, when the drilling assembly leaves the transmission shaft after the drilling is completed, because the left side of the transmission shaft is clamped and fixed, the transmission shaft will be driven to move with the drilling assembly under the action of the drilling assembly, which will cause damage to the transmission shaft, bring inconvenience to the transmission shaft processing, and thus increase the processing cost of the transmission shaft.

[0039] 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.

[0040] 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 drilling device for machining a low-speed transmission shaft, comprising a base plate (1), characterized in that: The top of the base plate (1) is fixedly connected to a support frame (2), the top of the base plate (1) is fixedly connected to a placement block (3), the left side of the inner side of the support frame (2) is fixedly connected to a motor (4), the output end of the motor (4) is fixedly connected to a transmission screw (5), the surface of the transmission screw (5) is threadedly connected to a drilling column (6), the bottom of the inner side of the support frame (2) is fixedly connected to a fixing plate (7), the front side of the fixing plate (7) is provided with a driving swing mechanism (8), and the outer side of the driving swing mechanism (8) is provided with a swing clamping mechanism (9); The driving swing mechanism (8) is used to drive the swing clamping mechanism (9) to swing; The swing clamping mechanism (9) is used to clamp and fix the transmission shaft.

2. A drilling device for machining a low-speed transmission shaft according to claim 1, characterized in that: The driving swing mechanism (8) comprises an electric cylinder (81) and a moving block (82), the number of the electric cylinders (81) is two, the output end of the electric cylinder (81) is fixedly connected to the outside of the moving block (82), the rear side of the moving block (82) is fixedly connected to a slider (83), the rear side of the slider (83) is slidably connected to a limiting slide rail (84), the rear side of the limiting slide rail (84) is fixedly connected to the front side of the fixed plate (7), and the top and bottom of the front side of the moving block (82) are fixedly connected to a fixed column (85).

3. A drilling device for machining a low-speed transmission shaft according to claim 2, characterized in that: The swing clamping mechanism (9) comprises a clamping block (91) and a connecting plate (92), the outer side of the clamping block (91) is fixedly connected to the inner side of the connecting plate (92), the front side of the outer side of the connecting plate (92) is fixedly connected to a second fixing column (93), the surface of the second fixing column (93) is movably sleeved with a swing plate (94), the outer side of the rear side of the swing plate (94) is movably connected to a fixing seat (95) via a pin shaft, the rear side of the fixing seat (95) is fixedly connected to the front side of the fixing plate (7), and the bottom of the outer side of the swing plate (94) is movably sleeved on the surface of the first fixing column (85).

4. A drilling device for machining a low-speed transmission shaft according to claim 2, characterized in that: The front side of the fixing column 1 (85) is fixedly connected to a limiting plate (10), and the diameter of the limiting plate (10) is greater than the diameter of the fixing column 1 (85).

5. A drilling device for machining a low-speed transmission shaft according to claim 3, characterized in that: The front side of the second fixing column (93) is fixedly connected to a limiting block (11), and the diameter of the limiting block (11) is greater than the diameter of the second fixing column (93).

6. A drilling device for machining a low-speed transmission shaft according to claim 3, characterized in that: A sponge pad (12) is fixedly mounted on the inner side of the clamping block (91), and the inner side of the sponge pad (12) is in contact with the surface of the transmission shaft.

7. The drilling device for machining a low-speed transmission shaft according to claim 1, characterized in that: The top and bottom of the rear side of the fixing plate (7) are both fixedly connected to a reinforcing plate (13), and the outer side of the reinforcing plate (13) is fixedly connected to the inner side of the supporting frame (2).

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