Automatic nut pressing tool

Abstract

The utility model discloses an automatic nut pressing tool, which belongs to the technical field of nut press fitting and comprises a base, a placing box is fixedly mounted on the left side face of the base, a first electric telescopic rod is arranged below the placing box, and the telescopic end of the first electric telescopic rod penetrates through the placing box and is fixedly provided with a movable plate. The outer surface of the movable plate is slidably connected with the inner wall of the placement box, a limiting frame is arranged above the movable plate, the bottom surface of the limiting frame makes contact with the upper surface of the movable plate, two workpieces are clamped in the limiting frame, and two second electric telescopic rods are arranged on the outer side of the placement box; the telescopic end of each second electric telescopic rod penetrates through the containing box and is fixedly provided with a push plate, and two fixing frames are fixedly installed on the upper surface of the base. According to the automatic nut pressing tool, the first electric telescopic rod can drive the movable plate to move up and down, so that the movable plate can drive the limiting frame and a workpiece to move upwards, and therefore the workpiece can be automatically fed.

Description

Technical Field

[0001] The utility model belongs to the technical field of nut pressing, in particular to an automatic nut pressing tool. Background Art

[0002] Nut press-fitting is a common mechanical assembly process used to press or embed nuts into preset holes in parts to achieve connection or fixation between parts. This process is widely used in many fields such as automotive manufacturing, aerospace, mechanical engineering and electronic equipment, and is especially common in application scenarios that require high-strength, high-precision and reliable connections.

[0003] When pressing nuts, existing nut pressing tools usually require personnel to manually place the unpressed workpiece and manually remove it after the pressing is completed, which makes it inconvenient to automatically load and unload the workpiece, thereby increasing the labor intensity and danger of the workers and reducing the efficiency of the workpiece nut pressing, making it less practical.

[0004] To this end, we proposed an automatic nut pressing tool to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that, when pressing nuts, personnel usually need to manually place the unpressed workpiece and manually remove it after the pressing is completed, which makes it inconvenient to automatically load and unload the workpiece, thereby increasing the labor intensity and danger of the staff, and also reducing the efficiency of pressing the nuts on the workpiece, making it less practical. The automatic nut pressing tool is proposed.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] The automatic nut pressing tool comprises a base, a placement box is fixedly installed on the left side of the base, a first electric telescopic rod is provided under the placement box, the telescopic end of the first electric telescopic rod passes through the placement box and is fixedly installed with a movable plate, the outer surface of the movable plate is slidably connected to the inner wall of the placement box, a limit frame is provided above the movable plate, the bottom surface of the limit frame contacts with the upper surface of the movable plate, two workpieces are clamped inside the limit frame, two second electric telescopic rods are provided on the outside of the placement box, the telescopic end of each of the second electric telescopic rods passes through the placement box and is fixedly installed with a push plate, two fixing frames are fixedly installed on the upper surface of the base, the bottom surface of each fixing frame is fixedly connected to the upper surface of the placement box, and the inner wall of each fixing frame slides The movable block is dynamically connected, and each of the movable blocks is fixedly installed with a third electric telescopic rod on a side away from the fixed frame, and the telescopic end of each of the third electric telescopic rods is fixedly installed with a clamping plate, and a first stepper motor is fixedly installed on the left side of one of the fixed frames, and the power output end of the first stepper motor passes through the fixed frame and is fixedly installed with a threaded rod, and the outer surface of the threaded rod is threadedly connected to the inner wall of one of the movable blocks, and a conveyor frame is fixedly installed on the right side of the base, and the inner side wall of the conveyor frame is rotatably connected to two rollers, and the outer surfaces of the two rollers are rotatably connected to a conveyor belt, and a second stepper motor is fixedly installed on the left side of the conveyor frame, and the power output end of the second stepper motor passes through the conveyor frame and is fixedly connected to the left end of one of the rollers.

[0008] Preferably, two supporting legs are fixedly mounted on the bottom surface of the base and the conveying frame, and a grounding plate is fixedly mounted on the bottom surface of each supporting leg.

[0009] Preferably, a switch door is movably hinged on the left side of the storage box, and a handle is fixedly installed on the left side of the switch door.

[0010] Preferably, a protection frame is fixedly mounted on one end of the first electric telescopic rod and the two second electric telescopic rods, and a side surface of each protection frame close to the placement box is fixedly connected to the outer surface of the placement box.

[0011] Preferably, a support frame is fixedly mounted on the upper surface of the base, two fourth electric telescopic rods are fixedly mounted on the inner top wall of the support frame, and a pressure plate is fixedly mounted on the telescopic ends of the two fourth electric telescopic rods.

[0012] Preferably, two rectangular frames are fixedly mounted on the upper surface of the base, two vibration plate bodies are fixedly mounted on the upper surface of the base, a movable frame is provided above each of the rectangular frames, a fifth electric telescopic rod is fixedly mounted on the inner wall of each of the movable frames, a mounting frame is fixedly mounted on the telescopic end of each of the fifth electric telescopic rods, two sixth electric telescopic rods are fixedly mounted on the inner side wall of each of the mounting frames, and a clamping frame is fixedly mounted on the telescopic end of each of the sixth electric telescopic rods.

[0013] Preferably, the inner walls of the rectangular frame are slidably connected with moving blocks, the inner bottom wall of each moving block is fixedly mounted with a third stepper motor, and the power output end of each third stepper motor is fixedly connected to the bottom surface of the movable frame.

[0014] Preferably, a seventh electric telescopic rod is fixedly mounted on the outer surface of each of the moving blocks, and one end of each of the seventh electric telescopic rods away from the moving block is fixedly connected to the inner side wall of the rectangular frame.

[0015] In summary, the technical effects and advantages of the utility model are as follows: the limit frame and the workpiece can be neatly stacked by providing a placement box, and the elasticity provided by the first electric telescopic rod can drive the movable plate to move up and down, so that the movable plate can drive the limit frame and the workpiece to move upward; when the workpiece on the movable plate is loaded, the second electric telescopic rod can drive the push plate to move, so that the push plate can push the workpiece on one side of the movable plate to the movable plate; the elasticity provided by the third electric telescopic rod can drive the clamping plate to clamp the limit frame; the power provided by the first stepper motor can drive the movable plate The movable block moves, thereby driving the limit frame to move to the nut pressing position. After the pressing is completed, the movable block drives the limit frame to move to the conveyor belt. The power provided by the second stepper motor can drive the roller to rotate, so that the roller can drive the conveyor belt to transport the workpiece after the nut is pressed. Therefore, when pressing the nut, there is no need for personnel to manually place and remove the unpressed workpiece, and manually remove it after the pressing is completed, so that the workpiece can be automatically loaded and unloaded, thereby reducing the labor intensity and danger of the staff while improving the efficiency of the workpiece nut pressing, achieving a more practical effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the base of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the placement box of the utility model;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the support frame of the utility model;

[0019] Figure 4This is a schematic diagram of the structure of a rectangular frame in a three-dimensional cutaway view of the present invention;

[0020] Figure 5 It is a schematic diagram of the structure of the conveying frame of the utility model from the right side.

[0021] In the figure: 1. base; 2. placement box; 3. first electric telescopic rod; 4. movable plate; 5. limit frame; 6. workpiece; 7. second electric telescopic rod; 8. fixed frame; 9. movable block; 10. third electric telescopic rod; 11. clamping plate; 12. first stepper motor; 13. threaded rod; 14. conveyor frame; 15. roller; 16. conveyor belt; 17. second stepper motor; 18. support leg; 19. grounding plate; 20. switch door; 21. handle; 22. protection frame; 23. support frame; 24. fourth electric telescopic rod; 25. pressure plate; 26. rectangular frame; 27. movable frame; 28. fifth electric telescopic rod; 29. ​​mounting frame; 30. sixth electric telescopic rod; 31. clamping frame; 32. movable block; 33. third stepper motor; 34. seventh electric telescopic rod; 35. vibration plate body; 36. push plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0023] Reference Figure 1-Figure 5 The present embodiment provides an automatic nut pressing tool, which includes a base 1, a placement box 2 is fixedly installed on the left side of the base 1, a first electric telescopic rod 3 is arranged below the placement box 2, the telescopic end of the first electric telescopic rod 3 passes through the placement box 2 and is fixedly installed with a movable plate 4, the outer surface of the movable plate 4 is slidably connected to the inner wall of the placement box 2, and a limit frame 5 is arranged above the movable plate 4, the bottom surface of the limit frame 5 is in contact with the upper surface of the movable plate 4, and a switch door 20 is movably hinged on the left side of the placement box 2, and a handle 21 is fixedly installed on the left side of the switch door 20. The switch door 20 can be manually opened by the handle 21, thereby facilitating the placement of the workpiece 6 and increasing the convenience of the device.

[0024] Two workpieces 6 are clamped inside the limiting frame 5, and two second electric telescopic rods 7 are arranged on the outside of the placement box 2. The telescopic end of each second electric telescopic rod 7 passes through the placement box 2 and is fixedly installed with a push plate 36. Two fixing frames 8 are fixedly installed on the upper surface of the base 1. One end of the first electric telescopic rod 3 and the two second electric telescopic rods 7 is fixedly installed with a protective frame 22. The side of each protective frame 22 close to the placement box 2 is fixedly connected to the outer surface of the placement box 2. The first electric telescopic rod 3 and the second electric telescopic rod 7 can be supported and protected by the protective frame 22, thereby preventing the first electric telescopic rod 3 and the second electric telescopic rod 7 from being damaged by external force, thereby increasing the protection of the device.

[0025] The bottom surface of each fixing frame 8 is fixedly connected to the upper surface of the placement box 2, and the inner wall of each fixing frame 8 is slidably connected with a movable block 9. A third electric telescopic rod 10 is fixedly installed on the side of each movable block 9 away from the fixing frame 8, and a clamping plate 11 is fixedly installed on the telescopic end of each third electric telescopic rod 10. A first stepper motor 12 is fixedly installed on the left side of one of the fixing frames 8, and a support frame 23 is fixedly installed on the upper surface of the base 1. Two fourth electric telescopic rods 24 are fixedly installed on the inner top wall of the support frame 23, and a pressing plate 25 is fixedly installed on the telescopic ends of the two fourth electric telescopic rods 24. The pressing plate 25 can be driven by the fourth electric telescopic rod 24 to move up and down, so that the pressing plate 25 can press the nut, which increases the convenience of pressing the nut.

[0026] The power output end of the first stepper motor 12 passes through the fixed frame 8 and is fixedly installed with a threaded rod 13. The outer surface of the threaded rod 13 is threadedly connected to the inner wall of one of the movable blocks 9. A conveying frame 14 is fixedly installed on the right side of the base 1. Two supporting legs 18 are fixedly installed on the bottom surfaces of the base 1 and the conveying frame 14. A grounding plate 19 is fixedly installed on the bottom surface of each supporting leg 18. The base 1 and the conveying frame 14 can be supported by the supporting legs 18. The grounding plate 19 can increase the friction between the supporting legs 18 and the ground, thereby increasing the stability of the device.

[0027] The inner side wall of the conveyor frame 14 is rotatably connected to two rollers 15, and the outer surfaces of the two rollers 15 are rotatably connected to the conveyor belt 16. A second stepper motor 17 is fixedly installed on the left side of the conveyor frame 14. The power output end of the second stepper motor 17 passes through the conveyor frame 14 and is fixedly connected to the left end of one of the rollers 15. Two rectangular frames 26 are fixedly installed on the upper surface of the base 1. Two vibration plate bodies 35 are fixedly installed on the upper surface of the base 1. A movable frame 27 is provided above each rectangular frame 26, and the inner wall of each movable frame 27 is fixedly installed. The fifth electric telescopic rod 28, each of the fifth electric telescopic rods 28 is fixedly mounted with a mounting frame 29 at the telescopic end, and two sixth electric telescopic rods 30 are fixedly mounted on the inner side wall of each mounting frame 29, and each of the sixth electric telescopic rods 30 is fixedly mounted with a clamping frame 31 at the telescopic end. The nuts can be transported through the vibration plate body 35, the fifth electric telescopic rod 28 can drive the mounting frame 29 to move up and down, and the sixth electric telescopic rod 30 can drive the clamping frame 31 to clamp the nuts, thereby facilitating the placement of the nuts and increasing the practicality of the device.

[0028] The inner wall of each rectangular frame 26 is slidably connected with a moving block 32, and the inner bottom wall of each moving block 32 is fixedly installed with a third stepper motor 33. The power output end of each third stepper motor 33 is fixedly connected to the bottom surface of the movable frame 27. The third stepper motor 33 can drive the movable frame 27 to rotate, thereby driving the clamping frame 31 to clamp the nut, which increases the convenience of nut loading.

[0029] A seventh electric telescopic rod 34 is fixedly mounted on the outer surface of each moving block 32, and one end of each seventh electric telescopic rod 34 away from the moving block 32 is fixedly connected to the inner wall of the rectangular frame 26. The moving block 32 can be driven to move by the seventh electric telescopic rod 34, thereby driving the movable frame 27 to move to the workpiece 6, thereby further increasing the practicality of the device.

[0030] The working principle of the present invention is as follows: when in use, firstly, the first electric telescopic rod 3, the second electric telescopic rod 7, the third electric telescopic rod 10, the first stepper motor 12, the second stepper motor 17, the fourth electric telescopic rod 24, the fifth electric telescopic rod 28, the sixth electric telescopic rod 30, the seventh electric telescopic rod 34 and the vibration plate body 35 are connected to the power supply; when it is necessary to press the nut on the workpiece 6, the limit frame 5 with the workpiece 6 is manually stacked neatly inside the placement box 2; the elasticity provided by the first electric telescopic rod 3 can drive the movable plate 4 to move up and down, so that the movable plate 4 can drive the limit frame 5 and the workpiece 6 to move upward; the elasticity provided by the third electric telescopic rod 10 can drive the clamping plate 11 to clamp the limit frame 5; the power provided by the first stepper motor 12 can drive the movable block 9 to move, thereby driving the limit frame 5 to move to the nut pressing position; the vibration plate body 35 can transport the nut; the movable frame 27 can be driven to rotate by the third stepper motor 33; the fifth electric telescopic rod 28 can drive the mounting frame 29 to move downward; the The sixth electric telescopic rod 30 can drive the clamping frame 31 to clamp the nut, the seventh electric telescopic rod 34 can drive the moving block 32 to move, so that the nut can be placed on the workpiece 6, the fourth electric telescopic rod 24 can drive the pressing plate 25 to move up and down, so that the pressing plate 25 can press the nut. After the pressing is completed, the movable block 9 drives the limit frame 5 to move to the conveyor belt 16, and the second stepper motor 17 can drive the roller 15 to rotate, so that the roller 15 can drive the conveyor belt 16 to convey the workpiece 6 after the nut is pressed. , so that when the nut is pressed, there is no need for personnel to manually place and remove the unpressed workpiece 6, and then manually remove it after the press-fitting is completed, so that the workpiece 6 can be automatically loaded and unloaded, thereby reducing the labor intensity and danger of the staff while improving the efficiency of press-fitting the nuts on the workpiece 6. When the workpiece 6 on the movable plate 4 is loaded, the second electric telescopic rod 7 can drive the push plate 36 to move, so that the push plate 36 can push the workpiece 6 on one side of the movable plate 4 onto the movable plate 4, making the automatic nut pressing tooling more practical.

[0031] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0033] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic nut pressing tool, comprising a base (1), characterized in that: A placement box (2) is fixedly installed on the left side of the base (1), and a first electric telescopic rod (3) is provided below the placement box (2), the telescopic end of the first electric telescopic rod (3) passes through the placement box (2) and is fixedly installed with a movable plate (4), the outer surface of the movable plate (4) is slidably connected to the inner wall of the placement box (2), a limiting frame (5) is provided above the movable plate (4), the bottom surface of the limiting frame (5) contacts the upper surface of the movable plate (4), two workpieces (6) are clamped inside the limiting frame (5), two second electric telescopic rods (7) are provided on the outer side of the placement box (2), the telescopic end of each second electric telescopic rod (7) passes through the placement box (2) and is fixedly installed with a push plate (36), two fixed frames (8) are fixedly installed on the upper surface of the base (1), the bottom surface of each fixed frame (8) is fixedly connected to the upper surface of the placement box (2), the inner wall of each fixed frame (8) is slidably connected with a movable block (9), each A third electric telescopic rod (10) is fixedly installed on a side of the movable block (9) away from the fixed frame (8), and a clamping plate (11) is fixedly installed on the telescopic end of each of the third electric telescopic rods (10). A first stepper motor (12) is fixedly installed on the left side of one of the fixed frames (8), and the power output end of the first stepper motor (12) passes through the fixed frame (8) and is fixedly installed with a threaded rod (13). The outer surface of the threaded rod (13) is threadedly connected to the inner wall of one of the movable blocks (9). A conveying frame (14) is fixedly installed on the right side of the base (1), and the inner side wall of the conveying frame (14) is rotatably connected to two rollers (15). The outer surfaces of the two rollers (15) are rotatably connected to a conveyor belt (16). A second stepper motor (17) is fixedly installed on the left side of the conveying frame (14), and the power output end of the second stepper motor (17) passes through the conveying frame (14) and is fixedly connected to the left end of one of the rollers (15).

2. The automatic nut pressing tool according to claim 1, characterized in that: Two supporting legs (18) are fixedly mounted on the bottom surfaces of the base (1) and the conveying frame (14), and a grounding plate (19) is fixedly mounted on the bottom surface of each supporting leg (18).

3. The automatic nut pressing tool according to claim 1, characterized in that: The left side of the storage box (2) is movably hinged with a switch door (20), and the left side of the switch door (20) is fixedly mounted with a handle (21).

4. The automatic nut pressing tool according to claim 1, characterized in that: A protective frame (22) is fixedly mounted on one end of the first electric telescopic rod (3) and the two second electric telescopic rods (7), and a side surface of each protective frame (22) close to the placement box (2) is fixedly connected to the outer surface of the placement box (2).

5. The automatic nut pressing tool according to claim 1, characterized in that: A support frame (23) is fixedly mounted on the upper surface of the base (1), two fourth electric telescopic rods (24) are fixedly mounted on the inner top wall of the support frame (23), and a pressing plate (25) is fixedly mounted on the telescopic ends of the two fourth electric telescopic rods (24).

6. The automatic nut pressing tool according to claim 1, characterized in that: Two rectangular frames (26) are fixedly mounted on the upper surface of the base (1), two vibration plate bodies (35) are fixedly mounted on the upper surface of the base (1), a movable frame (27) is provided above each of the rectangular frames (26), a fifth electric telescopic rod (28) is fixedly mounted on the inner wall of each of the movable frames (27), a mounting frame (29) is fixedly mounted on the telescopic end of each of the fifth electric telescopic rods (28), two sixth electric telescopic rods (30) are fixedly mounted on the inner side wall of each of the mounting frames (29), and a clamping frame (31) is fixedly mounted on the telescopic end of each of the sixth electric telescopic rods (30).

7. The automatic nut pressing tool according to claim 6, characterized in that: The inner wall of each rectangular frame (26) is slidably connected to a moving block (32), the inner bottom wall of each moving block (32) is fixedly mounted with a third stepping motor (33), and the power output end of each third stepping motor (33) is fixedly connected to the bottom surface of the movable frame (27).

8. The automatic nut pressing tool according to claim 7, characterized in that: A seventh electric telescopic rod (34) is fixedly mounted on the outer surface of each of the moving blocks (32), and one end of each of the seventh electric telescopic rods (34) away from the moving block (32) is fixedly connected to the inner side wall of the rectangular frame (26).

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