Punching machining device for chassis connecting arm

Abstract

The utility model relates to the technical field of punching machining devices, and discloses a chassis connecting arm punching machining device which comprises a workbench, a moving frame arranged on the side edge of the workbench and a punching assembly arranged on the moving frame, and two circular rotating grooves are formed in the left side and the right side of the top wall face of the workbench. Positioning mechanisms are arranged in the two circular rotating grooves, each positioning mechanism comprises a rotating disc rotationally connected with the interior of the corresponding circular rotating groove and two positioning clamping columns symmetrically and fixedly connected with the edge position of the top wall face of the rotating disc, and a driving mechanism for driving the two rotating discs to rotate is arranged on the bottom wall face of the workbench; an adjusting sliding groove is formed in the middle of the top wall face of the workbench, and a jacking mechanism is arranged in the adjusting sliding groove. Through the arrangement of the positioning mechanism, the driving mechanism and the jacking mechanism, the equipment can stably fix different arc-shaped connecting arms, and the practicability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching processing devices, in particular to a punching processing device for a chassis connecting arm. Background Art

[0002] The application number 202223530795.6 disclosed a punching processing device for a car chassis connecting arm, comprising a fixed table, wherein the right end of the fixed table is provided with a first movable groove and a second movable groove in sequence from back to front, a first motor is fixedly installed on the inner wall of the first movable groove, a first screw is fixedly sleeved on the output shaft at the front end of the first motor, and a first movable body is movably connected to the middle part of the first screw.

[0003] During use, a punching processing device for an automobile chassis connecting arm in this patent application uses a first movable body to drive a first limiting body to move to fit with a connecting arm body, and then the output shaft at the rear end of the first motor drives the bevel gear group, the first transmission group and the second lead screw to rotate, so that the second lead screw drives the second movable body and the second limiting body to move to fit with the connecting arm body, thereby fixing the position of the connecting arm body. However, during such use, the shape and size of the first limiting body and the second limiting body of the device are fixed, while the arc curvature degree of connecting arms of different specifications is also different, which results in the device being unable to maintain a tight fit with connecting arms of different specifications through the first limiting body and the second limiting body, affecting the fixing effect of the device on the connecting arm and reducing the punching quality of the device on the connecting arm. For this reason, we propose a punching processing device for a chassis connecting arm. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a chassis connecting arm punching processing device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a chassis connecting arm punching processing device, comprising a workbench, a movable frame arranged on the side of the workbench and a punching assembly arranged on the movable frame, two circular rotating grooves are provided on the left and right sides of the top wall of the workbench, and positioning mechanisms are provided inside the two circular rotating grooves, the positioning mechanism includes a rotating disk rotatably connected to the inside of the circular rotating groove and two positioning clamping columns symmetrically fixedly connected to the edge positions of the top wall of the rotating disk, a driving mechanism for driving the two rotating disks to rotate is provided on the bottom wall of the workbench, the driving mechanism includes two driving worms rotatably connected to the left and right sides of the bottom wall of the workbench, an adjusting slide groove is provided in the middle of the top wall of the workbench, a pressing mechanism is provided inside the adjusting slide groove, and the pressing mechanism includes an adjusting nut block slidably connected to the inside of the adjusting slide groove and an auxiliary pressing column fixedly installed on the top of the adjusting nut block.

[0006] Furthermore, four supporting legs are fixedly installed at the four corners of the bottom wall of the workbench.

[0007] Furthermore, two rotating shafts are fixedly installed at the center of the bottom wall of the rotating disc and are rotatably connected to the middle parts of the bottom inner walls of the two circular rotating grooves.

[0008] Furthermore, the bottom ends of the two rotating shafts pass through the center positions of the bottom inner wall surfaces of the two circular rotating grooves, extend to the outside and are fixedly mounted with two driving worm gears.

[0009] Furthermore, the two driving worm wheels are respectively meshed with the two driving worms.

[0010] Furthermore, two driving motors are fixedly installed on the left and right sides of the bottom wall of the workbench, and the output ends of the two driving motors are fixedly connected to the rear ends of the two driving worms respectively.

[0011] Furthermore, an adjusting threaded rod which is rotatably connected to the interior of the adjusting slide groove and is threadably connected to the interior of the adjusting nut block.

[0012] Furthermore, an adjusting motor is fixedly mounted on the front wall surface of the workbench, and the front end of the adjusting threaded rod penetrates the front inner wall surface of the adjusting slide slot and is fixedly mounted on the output end of the adjusting threaded rod.

[0013] Furthermore, the outer wall surface of the auxiliary pressure column and the outer wall surfaces of the four rubber pads are fixedly connected with rubber pads.

[0014] Beneficial Effects

[0015] The utility model provides a chassis connecting arm punching processing device, which has the following beneficial effects:

[0016] 1. A punching processing device for chassis connecting arm, by setting a positioning mechanism, a driving mechanism and a pressing mechanism, when in use, the connecting arm to be processed is placed in the middle of the top of the workbench, and the two ends of the connecting arm are respectively placed between the two groups of positioning clamping columns on the two rotating discs, and the output ends of the two rotating discs are controlled to drive the two rotating shafts to rotate in opposite directions through the two driving worms and the two driving worm wheels, and the two rotating shafts respectively drive the two groups of positioning clamping columns on the two rotating discs to rotate in opposite directions to clamp and fix the two ends of the connecting arm, and then the output end of the adjusting motor is controlled to drive the adjusting threaded rod to rotate, forcing the adjusting nut block engaged with the adjusting threaded rod to drive the auxiliary pressing column to move along the inside of the adjusting slide groove to press and contact the bending position of the connecting arm, that is, to complete the position fixation of the connecting arm, which is convenient for subsequent punching operations. The above operation is simple and practical, and the structure is reasonable and compact, so that the device can stably fix connecting arms of different arcs, thereby improving the practicality of the device.

[0017] 2. This chassis connecting arm punching processing device, by setting a rubber pad, when the four positioning clamping columns and the auxiliary pressing column fix the position of the connecting arm, the rubber pad is deformed to enhance the contact between the four positioning clamping columns and the auxiliary pressing column and the connecting arm, thereby improving the fixing effect of the device on the connecting arm. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, so they have no substantial technical significance.

[0019] Figure 1 This is a schematic diagram of the structure of the chassis connecting arm punching processing device of the utility model;

[0020] Figure 2 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the driving mechanism structure of the utility model.

[0022] Legend:

[0023] 10. Workbench; 11. Moving frame; 12. Punching assembly; 13. Support leg; 14. Circular rotating groove; 15. Rotating disc; 16. Positioning clamping column; 17. Adjusting slide groove; 18. Adjusting threaded rod; 19. Adjusting nut block; 20. Adjusting motor; 21. Auxiliary pressing column; 22. Rotating shaft; 23. Driving worm gear; 24. Driving worm; 25. Driving motor; 26. Rubber pad. DETAILED DESCRIPTION

[0024] A chassis connecting arm punching processing device, such as Figure 1-3As shown, it includes a workbench 10, a movable frame 11 arranged on the side of the workbench 10, and a punching assembly 12 arranged on the movable frame 11. The movable frame 11 and the punching assembly 12 are both prior arts and are not described in detail. Four supporting legs 13 are fixedly installed at the four corners of the bottom wall of the workbench 10, and two circular rotating grooves 14 are provided on the left and right sides of the top wall of the workbench 10. Positioning mechanisms are provided inside the two circular rotating grooves 14. The positioning mechanisms include a rotating disk 15 rotatably connected to the inside of the circular rotating groove 14 and two positioning clamping columns 16 symmetrically fixedly connected to the edge positions of the top wall of the rotating disk 15. Two rotating shafts 22 rotatably connected to the middle parts of the bottom inner wall surfaces of the two circular rotating grooves 14 are fixedly installed at the center position of the bottom wall of the rotating disk 15. The bottom wall of the workbench 10 is provided with a driving mechanism that drives the two rotating disks 15 to rotate. The driving mechanism includes two driving worms 24 rotatably connected to the left and right sides of the bottom wall of the workbench 10, and the bottom ends of the two rotating shafts 22 penetrate the two circular rotating grooves. The center position of the bottom inner wall of the movable groove 14 extends to the outside and is fixedly installed with two driving worm wheels 23, which are respectively meshed with the two driving worms 24. Two driving motors 25 are fixedly installed on the left and right sides of the bottom wall of the workbench 10. The output ends of the two driving motors 25 are respectively fixedly connected to the rear ends of the two driving worms 24. An adjusting slot 17 is opened in the middle of the top wall of the workbench 10. A pressing mechanism is arranged inside the adjusting slot 17. The pressing mechanism includes an adjusting nut block 19 that is slidably connected to the inside of the adjusting slot 17 and an auxiliary pressing column 21 that is fixedly installed on the top of the adjusting nut block 19. An adjusting threaded rod 18 that is threadedly connected to the inside of the adjusting nut block 19 is rotatably connected inside the adjusting slot 17. An adjusting motor 20 is fixedly installed on the front wall of the workbench 10. The front end of the adjusting threaded rod 18 passes through the front inner wall of the adjusting slot 17 and is fixedly installed with the output end of the adjusting threaded rod 18. The outer wall surface of the auxiliary pressing column 21 and the outer wall surfaces of the four rubber pads 26 are fixedly connected with rubber pads 26.

[0025] The working principle of the utility model is as follows: when in use, the connecting arm to be processed is placed in the middle of the top of the workbench 10, and the two ends of the connecting arm are respectively placed between the two groups of positioning clamping columns 16 on the two rotating discs 15, and the output ends of the two rotating discs 15 are controlled to drive the two rotating shafts 22 to rotate in the opposite direction through the two driving worms 24 and the two driving worm wheels 23, and the two rotating shafts 22 respectively drive the two groups of positioning clamping columns 16 on the two rotating discs 15 to rotate in the opposite direction to clamp and fix the two ends of the connecting arm, and then the output end of the adjusting motor 20 is controlled to drive the adjusting threaded rod 18 to rotate, forcing the adjusting threaded rod 18 meshing with the adjusting threaded rod 18. The adjusting nut block 19 drives the auxiliary pressing column 21 to move along the adjusting slide groove 17 to press and contact the bending position of the connecting arm, thereby completing the position fixation of the connecting arm, which is convenient for subsequent punching operations. The above operations are simple and practical, and the structure is reasonable and compact, so that the device can stably fix connecting arms of different arcs, thereby improving the practicality of the device; when the four positioning clamping columns 16 and the auxiliary pressing column 21 fix the position of the connecting arm, the deformation of the rubber pad 26 can enhance the contact between the four positioning clamping columns 16 and the auxiliary pressing column 21 and the connecting arm, thereby improving the fixing effect of the device on the connecting arm.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A chassis connecting arm punching processing device, comprising a workbench (10), a movable frame (11) arranged on the side of the workbench (10), and a punching assembly (12) arranged on the movable frame (11), characterized in that: The top wall of the workbench (10) is provided with two circular rotating grooves (14) at left and right sides, and the two circular rotating grooves (14) are provided with positioning mechanisms inside, the positioning mechanisms comprising a rotating disc (15) rotatably connected to the inside of the circular rotating groove (14) and two positioning clamping columns (16) symmetrically fixedly connected to the edge of the top wall of the rotating disc (15); the bottom wall of the workbench (10) is provided with a driving mechanism for driving the two rotating discs (15) to rotate, the driving mechanism comprising two driving worms (24) rotatably connected to the left and right sides of the bottom wall of the workbench (10); an adjusting slot (17) is provided in the middle of the top wall of the workbench (10), and a pressing mechanism is provided inside the adjusting slot (17), and the pressing mechanism comprises an adjusting nut block (19) slidably connected to the inside of the adjusting slot (17) and an auxiliary pressing column (21) fixedly installed on the top of the adjusting nut block (19).

2. The chassis connecting arm punching processing device according to claim 1, characterized in that: Four supporting legs (13) are fixedly mounted at the four corners of the bottom wall of the workbench (10).

3. The chassis connecting arm punching processing device according to claim 1, characterized in that: Two rotating shafts (22) are fixedly mounted at the center of the bottom wall of the rotating disc (15) and are rotatably connected to the middle of the bottom inner wall of the two circular rotating grooves (14).

4. The chassis connecting arm punching processing device according to claim 3, characterized in that: The bottom ends of the two rotating shafts (22) penetrate the center of the bottom inner wall of the two circular rotating grooves (14) and extend to the outside and are fixedly mounted with two driving worm wheels (23), and the two driving worm wheels (23) are respectively meshed with the two driving worms (24).

5. The chassis connecting arm punching processing device according to claim 1, characterized in that: Two drive motors (25) are fixedly installed at left and right sides of the bottom wall of the workbench (10), and the output ends of the two drive motors (25) are fixedly connected to the rear ends of the two drive worms (24) respectively.

6. The chassis connecting arm punching processing device according to claim 1, characterized in that: The adjusting chute (17) is internally rotatably connected with an adjusting threaded rod (18) which is internally threadedly connected with an adjusting nut block (19); an adjusting motor (20) is fixedly mounted on the front wall of the workbench (10); the front end of the adjusting threaded rod (18) penetrates the front inner wall of the adjusting chute (17) and is fixedly mounted on the output end of the adjusting threaded rod (18).

7. The chassis connecting arm punching processing device according to claim 1, characterized in that: The outer wall surface of the auxiliary pressing column (21) and the outer wall surfaces of the four rubber pads (26) are both fixedly connected with the rubber pads (26).

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