Engineering machinery part polishing device

Abstract

The utility model relates to the technical field of part polishing machining, and discloses an engineering machinery part polishing device which comprises a containing groove, the right end of the containing groove is fixedly connected with a driving box, a motor is arranged in the driving box, and the output end of the motor is fixedly connected with a first threaded rod. The left end and the right end of the first threaded rod are both in threaded connection with movable blocks, the two movable blocks are slidably connected into the containing groove, the front ends and the rear ends of the two movable blocks are both rotationally connected with jacking rods, the ends, away from the movable blocks, of the jacking rods are rotationally connected with jacking plates, and the tops of the jacking plates are fixedly connected with bottom plates. The top of the bottom plate is fixedly connected with a polishing box, and a driving assembly and a clamping assembly are arranged in the polishing box. According to the clamping device, the driving assembly and the clamping assembly are matched with each other, and the V-shaped wedge blocks on the two sides of the trapezoidal block move in the V-shaped wedge grooves of the clamping block, so that the clamping block moves to achieve the effect of clamping parts.

Description

Technical Field

[0001] The utility model relates to the technical field of parts polishing, in particular to a polishing device for engineering machinery parts. Background Art

[0002] Polishing is a surface treatment process that uses mechanical or chemical means to make the surface of an object smooth, flat and present a certain gloss. Polishing is usually used to enhance the appearance texture of an object, improve the surface finish and increase the aesthetics of the object. When mechanical parts are manufactured, there will be a circle of burrs on the surface and some impurities. In order not to affect the accuracy and aesthetics, it is necessary to use a polishing device to polish it. In the existing polishing technology, there are already a variety of polishing devices, but when facing some rectangular parts, some polishing devices still need to be polished by employees, which poses certain safety hazards, and most polishing devices cannot automatically adjust the height, which will affect production efficiency. For this reason, a polishing device for engineering machinery parts is proposed to solve the above problems. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a polishing device for engineering machinery parts, aiming to improve the problems of clamping and automatic height adjustment of the polishing device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a polishing device for engineering machinery parts, including a accommodating groove, a driving box is fixedly connected to the right end of the accommodating groove, a motor is arranged inside the driving box, a threaded rod is fixedly connected to the output end of the motor, the threaded rod passes through the right end of the accommodating groove at one end close to the motor, the threaded rod is rotatably connected to the left end of the accommodating groove at one end away from the motor, the threaded rod is threadedly connected to movable blocks at both left and right ends of the threaded rod, two of the movable blocks are slidably connected to the inside of the accommodating groove, front and rear ends of the two movable blocks are rotatably connected to lifting rods, the lifting rod is rotatably connected to a lifting plate at one end away from the movable block, the top of the lifting plate is fixedly connected to a bottom plate, the top of the bottom plate is fixedly connected to a polishing box, and a driving assembly and a clamping assembly are arranged inside the polishing box.

[0005] As a further description of the above technical solution:

[0006] The driving assembly includes two transmission boxes, which are respectively fixedly connected to the left and right ends of the polishing box. A worm is provided inside each of the transmission boxes, and a worm wheel is provided inside each of the transmission boxes. The two worms are respectively meshed with the two worm wheels, and a threaded rod 2 is fixedly connected inside each of the two worm wheels.

[0007] As a further description of the above technical solution:

[0008] The clamping assembly includes a threaded sleeve, an end of the threaded sleeve away from the threaded rod 2 is fixedly connected to a trapezoidal block, the end of the threaded sleeve away from the threaded rod 2 is rotatably connected to a cross plate, the tops of the left and right ends of the cross plate are fixedly connected to stop blocks, the left and right ends of the tops of the two stop blocks are fixedly connected to mounting frames, a clamping block is slidably connected between the two mounting frames, the left and right ends of the clamping block are fixedly connected to sliders, the two sliders are slidably connected to a slide groove on the far side, and the slider is slidably connected inside the slide groove.

[0009] As a further description of the above technical solution:

[0010] The movable block and the left and right ends of the lifting plate are fixedly connected with connecting rods, the two lifting rods are rotatably connected to the movable block through one of the connecting rods, and the ends of the two lifting rods away from the two movable blocks are rotatably connected to the lifting plate through the other connecting rod.

[0011] As a further description of the above technical solution:

[0012] One end of the worm away from the worm wheel is fixedly connected with a control disc.

[0013] As a further description of the above technical solution:

[0014] The clamping blocks are provided with V-shaped wedge grooves on opposite sides, and the front and rear ends of the trapezoidal block are fixedly connected with V-shaped wedge blocks, and the V-shaped wedge blocks are slidably connected inside the V-shaped wedge grooves.

[0015] As a further description of the above technical solution:

[0016] The front and rear ends of the threaded sleeve are both fixedly connected to limiting blocks, and the side of the transverse plate close to the threaded sleeve is fixedly connected to two limiting grooves, and the limiting blocks are slidably connected inside the limiting grooves.

[0017] As a further description of the above technical solution:

[0018] The tops of the two clamping blocks are fixedly connected with clamping plates.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, through the cooperation between the driving assembly and the clamping assembly, the joystick is rotated, and the V-shaped wedge blocks on both sides of the trapezoidal block move in the V-shaped wedge groove of the clamping block to drive the clamping block. The top of the clamping block is fixedly connected to the clamping plate. When the clamping block moves, the clamping plate will move with the movement of the clamping block to achieve the effect of clamping parts.

[0021] 2. In the utility model, through the cooperation between the motor, the threaded rod, the movable block and the lifting rod, the motor is driven, the threaded rod rotates, the two movable blocks move toward each other, and the lifting rod pushes the lifting plate, thereby achieving the lifting of the entire polishing box. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of a polishing device for engineering machinery parts proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of a receiving groove of a polishing device for engineering machinery parts proposed by the utility model;

[0024] Figure 3 This is a structural schematic diagram of a polishing box of a polishing device for engineering machinery parts proposed by the utility model;

[0025] Figure 4 This is a structural schematic diagram of a clamping assembly of a polishing device for engineering machinery parts proposed by the utility model;

[0026] Figure 5 This is a structural schematic diagram of a trapezoidal block of a polishing device for engineering machinery parts proposed by the utility model;

[0027] Figure 6 The utility model is a structural schematic diagram of a threaded sleeve of a polishing device for engineering machinery parts.

[0028] Legend:

[0029] 1. Receiving groove; 2. Driving box; 3. Bottom plate; 4. Polishing box; 5. Lifting rod; 6. Movable block; 7. Motor; 8. Lifting plate; 9. Connecting rod; 10. Threaded rod one; 11. Transmission box; 12. Control panel; 13. Mounting frame; 14. Slide; 15. Worm gear; 16. Worm; 17. Trapezoidal block; 18. Limiting groove; 19. Stopper; 20. Clamping block; 21. Clamping plate; 22. Sliding block; 23. V-shaped wedge groove; 24. V-shaped wedge block; 25. Threaded sleeve; 26. Limiting block; 27. Threaded rod two; 28. Cross plate. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1-2, the utility model provides an embodiment: a polishing device for engineering machinery parts, including a receiving groove 1, a driving box 2 is fixedly connected to the right end of the receiving groove 1, a motor 7 is arranged inside the driving box 2, a threaded rod 10 is fixedly connected to the output end of the motor 7, the threaded rod 10 passes through the right end of the receiving groove 1 at one end close to the motor 7, and the threaded rod 10 is rotatably connected to the left end of the receiving groove 1 at one end away from the motor 7, and the threaded rod 10 is threadedly connected to movable blocks 6 at both left and right ends, and two movable blocks 6 are slidably connected inside the receiving groove 1, and the front and rear ends of the two movable blocks 6 are rotatably connected to jacking rods 5, and the end of the jacking rod 5 away from the movable block 6 is rotatably connected to a jacking plate 8, the top of the jacking plate 8 is fixedly connected to a bottom plate 3, and the top of the bottom plate 3 is fixedly connected to a polishing box 4, and the movable block 6 and the left and right ends of the jacking plate 8 are fixedly connected to connecting rods 9, and the two jacking rods 5 are rotatably connected to the movable block 6 through one of the connecting rods 9, and the ends of the two jacking rods 5 away from the two movable blocks 6 are rotatably connected to the jacking plate 8 through another connecting rod 9.

[0032] Specifically, the accommodating groove 1 is a rectangular block with a groove body opened inside for placing the threaded rod 10. The threaded rod 10 is a bidirectional threaded rod. A driving box 2 is placed at the right end of the accommodating groove 1. A motor 7 is arranged inside the driving box 2. The threaded rod 10 is fixed to the output end of the motor 7. The threaded rod 10 is driven to rotate by the motor 7. A movable block 6 is threadedly connected at both ends of the threaded rod 10. When the threaded rod 10 rotates, the two movable blocks 6 move in both directions. Two connecting rods 9 are fixed at both ends of the two movable blocks 6. A lifting rod 5 can be mounted through the connecting rod 9. The other end of the lifting rod 5 is also connected to a lifting plate 8 through the connecting rod 9. A bottom plate 3 is fixed above the lifting plate 8. A polishing box 4 is fixed on the top of the bottom plate 3. When the two movable blocks 6 move toward each other, the lifting rod 5 lifts the lifting plate 8 upward, and the entire polishing box 4 achieves a lifting effect.

[0033] Reference Figure 3-5The driving assembly includes two transmission boxes 11, and the two transmission boxes 11 are respectively fixedly connected to the left and right ends of the polishing box 4. A worm 16 is provided inside the two transmission boxes 11, and a worm wheel 15 is provided inside the two transmission boxes 11. The two worms 16 are respectively meshed with the two worm wheels 15. The two worm wheels 15 are fixedly connected with threaded rods 27. The tops of the two threaded rods 27 are provided with clamping assemblies. The clamping assembly includes a threaded sleeve 25. The end of the threaded sleeve 25 away from the threaded rod 27 is fixedly connected with a trapezoidal block 17. The end of the threaded rod 27 away from the threaded sleeve 25 is rotatably connected to a horizontal plate 28. The tops of the left and right ends of the horizontal plate 28 are fixedly connected There are block blocks 19, and the left and right ends of the tops of the two block blocks 19 are fixedly connected with mounting frames 13, and a clamping block 20 is slidably connected between the two mounting frames 13, and the left and right ends of the clamping blocks 20 are fixedly connected with sliders 22, and the far sides of the two sliders 22 are slidably connected with the slide groove 14, and the slider 22 is slidably connected inside the slide groove 14, and the end of the worm 16 away from the worm wheel 15 is fixedly connected with the operating disk 12, and the clamping blocks 20 are provided with V-shaped wedge grooves 23 on the opposite sides, and the front and rear ends of the trapezoidal block 17 are fixedly connected with V-shaped wedge blocks 24, and the V-shaped wedge blocks 24 are slidably connected inside the V-shaped wedge grooves 23, and the tops of the two clamping blocks 20 are fixedly connected with clamping plates 21.

[0034] Specifically, the worm 16 is driven to rotate by the operating disk 12, and the worm 16 is meshed with the worm wheel 15. When the worm wheel 15 rotates, the internally fixed threaded rod 27 will rotate with the worm wheel 15. A threaded sleeve 25 is sleeved on the other end of the worm wheel 15. One end of the threaded sleeve 25 is fixed to a trapezoidal block 17. The left and right sides of the trapezoidal block 17 are fixedly connected to V-shaped wedge blocks 24. The two clamping blocks 20 are provided with V-shaped wedge grooves 23 on the opposite sides. The V-shaped wedge blocks 24 are slidably connected in the V-shaped wedge grooves 23. The two clamping blocks 20 are The left and right ends of the bottom of the block 20 are fixedly connected to the slider 22, and the slide groove 14 is slidably connected to the outer periphery of the slider 22. When the trapezoidal block 17 moves downward, the two clamping blocks 20 will be horizontally moved to the opposite side through the V-shaped wedge block 24. When the trapezoidal block 17 moves upward, the two clamping blocks 20 will be horizontally moved to the opposite side through the V-shaped wedge block 24. The bottom of the clamping block 20 is fixedly connected to the clamping plate 21. The surface of the clamping plate 21 is wrapped with a layer of soft padding, which can effectively protect the surface of the parts.

[0035] Reference Figure 6 The front and rear ends of the threaded sleeve 25 are fixedly connected to the limiting blocks 26 , and the side of the transverse plate 28 close to the threaded sleeve 25 is fixedly connected to two limiting grooves 18 , and the limiting blocks 26 are slidably connected inside the limiting grooves 18 .

[0036] Specifically, two limit grooves 18 are fixed on one side of the horizontal plate 28, and two limit blocks 26 are fixed at both ends of the threaded sleeve 25. Because the threaded sleeve 25 is threadedly connected to the outer periphery of the threaded rod 27, when the threaded rod 27 rotates, the freedom of rotation of the threaded sleeve 25 is limited by the limit blocks 26 and the limit grooves 18, so that the threaded sleeve 25 can only move vertically.

[0037] Working principle: Turn the operating disk 12, the worm 16 drives the worm wheel 15 to rotate, and the threaded rod 27 fixed to the worm wheel 15 rotates, and the threaded sleeve 25 at one end of the threaded rod 27 will move upward, moving the trapezoidal block 17 in the direction away from the cross plate 28. When the trapezoidal block 17 moves, the V-shaped wedge block 24 slides inside the V-shaped wedge groove 23, driving the two clamping blocks 20 to move to both sides, and the clamping device opens. Then, the parts to be polished are placed between the two clamping plates 21, and the operating disk 12 is turned in the opposite direction. The trapezoidal block 17 moves downward, driving the two clamping blocks 20 to move to the opposite side. Similarly, the two clamping plates 21 move toward each other to clamp the parts.

[0038] When the height of the polishing box 4 needs to be adjusted, the motor 7 is started, the threaded rod 10 rotates, the movable blocks 6 at both ends move toward each other, the lifting plate 8 is lifted upward by the lifting rod 5, and the polishing box 4 above the lifting plate 8 rises as a whole to achieve a lifting effect.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or 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 protection scope of the present invention.

Claims

1. A polishing device for engineering machinery parts, comprising a receiving groove (1), characterized in that: The right end of the accommodating groove (1) is fixedly connected to a driving box (2), a motor (7) is arranged inside the driving box (2), a threaded rod (10) is fixedly connected to the output end of the motor (7), an end of the threaded rod (10) close to the motor (7) passes through the right end of the accommodating groove (1), an end of the threaded rod (10) away from the motor (7) is rotatably connected to the left end of the accommodating groove (1), both left and right ends of the threaded rod (10) are threadedly connected to movable blocks (6), two movable blocks (6) are slidably connected inside the accommodating groove (1), front and rear ends of the two movable blocks (6) are rotatably connected to lifting rods (5), one end of the lifting rod (5) away from the movable block (6) is rotatably connected to a lifting plate (8), the top of the lifting plate (8) is fixedly connected to a bottom plate (3), the top of the bottom plate (3) is fixedly connected to a polishing box (4), and a driving component and a clamping component are arranged inside the polishing box (4).

2. The polishing device for engineering machinery parts according to claim 1, characterized in that: The driving assembly comprises two transmission boxes (11), the two transmission boxes (11) are respectively fixedly connected to the left and right ends of the polishing box (4), the two transmission boxes (11) are each provided with a worm (16), the two transmission boxes (11) are each provided with a worm wheel (15), the two worms (16) are respectively meshed with the two worm wheels (15), and the two worm wheels (15) are each fixedly connected with a threaded rod (27).

3. The polishing device for engineering machinery parts according to claim 2, characterized in that: The clamping assembly comprises a threaded sleeve (25), one end of the threaded sleeve (25) away from the threaded rod (27) is fixedly connected to a trapezoidal block (17), one end of the threaded rod (27) away from the threaded sleeve (25) is rotatably connected to a transverse plate (28), the tops of the left and right ends of the transverse plate (28) are fixedly connected to stop blocks (19), the tops of the left and right ends of the two stop blocks (19) are fixedly connected to mounting frames (13), a clamping block (20) is slidably connected between the two mounting frames (13), the left and right ends of the clamping block (20) are fixedly connected to sliders (22), the two sliders (22) are slidably connected to a slide groove (14) on the far side, and the slider (22) is slidably connected inside the slide groove (14).

4. The polishing device for engineering machinery parts according to claim 1, characterized in that: The movable block (6) and the lifting plate (8) are fixedly connected at both left and right ends with connecting rods (9); the two lifting rods (5) are rotatably connected to the movable block (6) via one of the connecting rods (9); and the ends of the two lifting rods (5) away from the two movable blocks (6) are rotatably connected to the lifting plate (8) via the other connecting rod (9).

5. The polishing device for engineering machinery parts according to claim 2, characterized in that: One end of the worm (16) away from the worm wheel (15) is fixedly connected to a control disc (12).

6. The polishing device for engineering machinery parts according to claim 3, characterized in that: The clamping blocks (20) are each provided with a V-shaped wedge groove (23) on one side facing each other, and the front and rear ends of the trapezoidal block (17) are both fixedly connected with V-shaped wedge blocks (24), and the V-shaped wedge blocks (24) are slidably connected inside the V-shaped wedge groove (23).

7. The polishing device for engineering machinery parts according to claim 3, characterized in that: The front and rear ends of the threaded sleeve (25) are fixedly connected to limiting blocks (26); the side of the transverse plate (28) close to the threaded sleeve (25) is fixedly connected to two limiting grooves (18); and the limiting blocks (26) are slidably connected inside the limiting grooves (18).

8. The polishing device for engineering machinery parts according to claim 3, characterized in that: The tops of the two clamping blocks (20) are both fixedly connected with clamping plates (21).

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