Cutting device for rubber processing

Abstract

The utility model relates to the technical field of rubber processing, and provides a cutting device for rubber processing, which comprises a base, the top end of the base is fixedly connected with an operation box, a first roller is embedded in the operation box, the interior of the operation box is rotatably connected with a rotating rod, and the outer side of the rotating rod is fixedly connected with a first bevel gear. The outer side of the first bevel gear is in meshed connection with a second bevel gear, the interior of the second bevel gear is fixedly connected with a connecting shaft, the outer side of the connecting shaft is fixedly connected with a first gear, the outer side of the first gear is in meshed connection with a second gear, the interior of the second gear is fixedly connected with a rotating shaft, and the outer side of the second gear is in meshed connection with a rack. By means of the technical scheme, the problems that in the prior art, when rubber rolls with different heights are cut, if the two sides of the rubber rolls are curled, the sizes of cut rubber sheets are affected, the working difficulty is increased, and economic losses are increased are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber processing, in particular to a cutting device used for rubber processing. Background Art

[0002] Rubber refers to a highly elastic polymer material with reversible deformation. In real life, it is widely used in industry, agriculture, national defense, transportation, medicine and health, and daily life. Therefore, the demand for rubber is very large, but the rubber used is often not too large, so large pieces of rubber need to be cut.

[0003] The patent specification with application number 202222371799.8 discloses a cutting device for rubber processing, which relates to the field of rubber processing technology, including a conveyor belt, the outer wall of which is connected to a placement plate, a U-shaped support frame is arranged above the conveyor belt, and a first cross bar, a second cross bar, and a cutting mechanism are fixed at one end of the U-shaped support frame. The utility model sets a cutting mechanism, drives the output end of the motor to rotate and drives the cutting tool to move through mechanical transmission, and the moving column moves in the annular groove at one end of the U-shaped support frame. The moving column moves downward from the horizontal and drives the cutting tool to move downward. At this time, the reciprocating screw rotates and drives the moving seat to reset and move. The reset movement of the moving seat drives the cutting tool to move through mechanical transmission, and the cutting tool cuts the rubber as a whole. This structure is conducive to the automatic cutting of the rubber. Compared with the traditional manual cutting, the cutting efficiency is improved, and the flatness of the cut is also guaranteed.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned cutting device for rubber processing has the following problems: when cutting a long rubber roll, the two sides of the rubber rolls of different heights often curl up, which will affect the cutting of the rubber, making the cut rubber sheets of incorrect size, causing economic losses. For this reason, we proposed a cutting device for rubber processing. Utility Model Content

[0005] The utility model provides a cutting device for rubber processing, which solves the problem in the related art that the curling of two sides of rubber rolls of different heights will affect the size of the cut rubber sheet.

[0006] The technical solution of the utility model is as follows:

[0007] A cutting device for rubber processing, comprising a base, the top of the base is fixedly connected to an operating box, the interior of the operating box is inlaid with a first roller, the interior of the operating box is rotatably connected to a rotating rod, the outer side of the rotating rod is fixedly connected to a first bevel gear, the outer side of the first bevel gear is meshingly connected to a second bevel gear, the interior of the second bevel gear is fixedly connected to a connecting shaft, the outer side of the connecting shaft is fixedly connected to a first gear, the outer side of the first gear is meshingly connected to a second gear, the interior of the second gear is fixedly connected to a rotating shaft, the outer side of the second gear is meshingly connected to a rack, the top of the rack is fixedly connected to a first supporting block, and the top of the first supporting block is fitted with a second roller.

[0008] Preferably, a conveyor belt is fixedly connected to the top of the base, a baffle is fixedly connected to the outside of the conveyor belt, a fixed ring plate is fixedly connected to the outside of the conveyor belt, a first cylinder is slidably connected to the inside of the fixed ring plate, a push plate is fixedly connected to the end of the output shaft of the first cylinder, a first spring is fixedly connected to one side of the push plate, and a correction plate is fixedly connected to one side of the first spring.

[0009] Preferably, a second support block is fitted on the top of the first support block, a top plate is fixedly connected to the top of the second support block, and a second spring is fixedly connected to the top of the top plate.

[0010] Preferably, the first support block and the second support block are fitted together to form a circular hole inside, and the cross-sectional area of ​​the circular hole is the same as the cross-sectional area of ​​the second roller.

[0011] Preferably, a slide groove is provided on one side of the upper portion of the operation box, and the width of the slide groove is the same as the diameter of the second roller.

[0012] Preferably, a protection pad is fixedly connected to one side of the correction plate, and the material of the protection pad is rubber.

[0013] Preferably, the top of the base is fixedly connected to a support frame, the top of the support frame is fixedly connected to a second cylinder, the end of the output shaft of the second cylinder is fixedly connected to a fixing plate, a knife is embedded inside the fixing plate, and the shape of the knife is T-shaped.

[0014] Preferably, a guide column is fixedly connected to the bottom end of the second cylinder, and the guide column passes through the interior of the fixing plate.

[0015] The working principle and beneficial effects of the utility model are:

[0016] In the utility model, when cutting the rubber roll, the staff first places the rubber on the surface of the first roller and rotates the rotating rod, so that the rotating rod rotates to drive the first bevel gear to rotate, and the first bevel gear drives the second bevel gear meshingly connected on the outside to rotate, and the second bevel gear drives the connecting shaft fixedly connected inside to rotate, and the connecting shaft drives the first gear fixedly connected on the outside to rotate, and the first gear drives the second gear meshingly connected on the outside to rotate, and the second gear drives the rack meshingly connected on the outside to move vertically, and the movement of the rack drives the first supporting block fixedly connected to the top thereof to move, so that the second roller which is arranged in contact with the bottom end of the first supporting block moves, and by controlling the distance between the first roller and the second roller, the rubber sheets curled with different heights and sizes can be clamped and flattened, so as to prevent the rubber cutting from affecting the size when the two sides of the rubber are curled, thereby causing unnecessary economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 This is a schematic diagram of the structure of a cutting device used for rubber processing according to the utility model;

[0019] Figure 2 This is a schematic diagram of the cutaway structure of the operation box proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the fixed ring plate proposed in the utility model;

[0021] Figure 4 This is a schematic diagram of the cutting module structure proposed by the utility model.

[0022] In the figure: 1. base; 2. operating box; 3. rotating rod; 4. first bevel gear; 5. second bevel gear; 6. connecting shaft; 7. first gear; 8. second gear; 9. rotating shaft; 10. rack; 11. first support block; 12. slide groove; 13. first roller; 14. second roller; 15. first cylinder; 16. push plate; 17. first spring; 18. correction plate; 19. protection pad; 20. fixed ring plate; 21. conveyor belt; 22. baffle; 23. support frame; 24. second cylinder; 25. fixed plate; 26. gate knife; 27. guide column; 28. second support block; 29. ​​top plate; 30. second spring. DETAILED DESCRIPTION

[0023] The following will be combined with 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 of 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. Example 1

[0024] like Figure 1~Figure 4 As shown, this embodiment proposes a cutting device for rubber processing, including a base 1, an operating box 2 is fixedly connected to the top of the base 1, a first roller 13 is embedded in the interior of the operating box 2, a rotating rod 3 is rotatably connected to the interior of the operating box 2, a first bevel gear 4 is fixedly connected to the outer side of the rotating rod 3, a second bevel gear 5 is meshingly connected to the outer side of the first bevel gear 4, a connecting shaft 6 is fixedly connected to the interior of the second bevel gear 5, a first gear 7 is fixedly connected to the outer side of the connecting shaft 6, a second gear 8 is meshingly connected to the outer side of the first gear 7, a rotating shaft 9 is fixedly connected to the interior of the second gear 8, a rack 10 is meshingly connected to the outer side of the second gear 8, a first support block 11 is fixedly connected to the top of the rack 10, and a second roller 14 is fitted to the top of the first support block 11.

[0025] In this embodiment, a second support block 28 is fitted on the top of the first support block 11, a top plate 29 is fixedly connected to the top of the second support block 28, a second spring 30 is fixedly connected to the top of the top plate 29, and the second spring 30 can be suitable for different degrees of curling of the rubber to prevent damage to the rubber caused by excessive pressure. The first support block 11 and the second support block 28 are fitted together to form a circular hole inside, and the cross-sectional area of ​​the circular hole is the same as the cross-sectional area of ​​the second roller 14, which can effectively limit the second roller 14 without hindering the rotation of the second roller 14. A slide groove 12 is provided on one side of the upper part of the operating box 2, and the width of the slide groove 12 is the same as the diameter of the second roller 14, which can guide the displacement of the second roller 14 in the vertical direction to prevent direction misalignment during movement, which indirectly causes the problem of poor extrusion of the rubber roll. Example 2

[0026] like Figure 1~Figure 4As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment also proposes a cutting device for rubber processing, the top of the base 1 is fixedly connected with a conveyor belt 21, the outer side of the conveyor belt 21 is fixedly connected with a baffle 22, the outer side of the conveyor belt 21 is fixedly connected with a fixed ring plate 20, the interior of the fixed ring plate 20 is slidably connected with a first cylinder 15, the end of the output shaft of the first cylinder 15 is fixedly connected with a push plate 16, one side of the push plate 16 is fixedly connected with a first spring 17, one side of the first spring 17 is fixedly connected with a correction plate 18, there are three first springs 17, which is conducive to applying elastic force to the correction plate 18 to make the force uniform.

[0027] In this embodiment, a protection pad 19 is fixedly connected to one side of the correction plate 18. The material of the protection pad 19 is rubber, which can protect the rubber roll to prevent damage to the rubber roll during the pushing process. The top of the base 1 is fixedly connected to a support frame 23, and the top of the support frame 23 is fixedly connected to a second cylinder 24. The end of the output shaft of the second cylinder 24 is fixedly connected to a fixed plate 25. A gate knife 26 is embedded in the interior of the fixed plate 25, and the shape of the gate knife 26 is T-shaped. When the gate knife 26 is stuck, the gate knife 26 can be quickly disassembled, saving time and improving work efficiency. The bottom end of the second cylinder 24 is fixedly connected to a guide column 27, and the guide column 27 runs through the interior of the fixed plate 25. The guide column 27 can make the gate knife 26 move stably, and the cut rubber sheet will not be uneven in size and the cutting surface will not be tilted.

[0028] Among them, the first cylinder 15 and the second cylinder 24 are prior art and will not be described in detail. At the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail. The "front, back, left and right" perspectives of the device are as follows: Figure 1 The direction shown in the figure is used as the reference.

[0029] Working principle: When the staff needs to cut the rubber, first place the rubber on the upper surface of the first roller 13, shake the hand wheel to drive the rotating rod 3 to rotate, so that the rotating rod 3 rotates to drive the first bevel gear 4 fixed on the outside to rotate, the first bevel gear 4 drives the second bevel gear 5 meshing on the outside to rotate, the second bevel gear 5 drives the connecting shaft 6 fixed on the inside to rotate, the connecting shaft 6 drives the first gear 7 fixed on the outside to rotate, the first gear 7 drives the second gear 8 meshing on the outside to rotate, the second gear 8 drives the rack 10 meshing on the outside to vertically rotate inside the operation box 2 The rack 10 moves, and the rack 10 moves to drive the first support block 11 fixedly connected to its top end to move, so that the second roller 14 which is arranged in close contact with the bottom end of the first support block 11 moves, and the first support block 11 pushes the second support block 28 which is arranged in close contact with the top end, so that the second roller 14 is fixed in the circular hole formed inside. At this time, the second spring 30 applies elastic force to the top plate 29, and the top plate 29 applies pressure to the second support block 28 to fix the position. The first support block 11 controls the distance between the first roller 13 and the second roller 14, so as to clamp and flatten the curled rubber sheets of different heights and sizes, and prevent When the two sides of the rubber are curled, the rubber cutting will affect the size and cause unnecessary economic losses. Under the action of the second spring 30, it is suitable for different degrees of curling to prevent excessive pressure from damaging the rubber, so that the flattened rubber moves through the conveyor belt 21. At this time, the first cylinder 15 is started, and the first cylinder 15 pushes the push plate 16 slidably connected inside the fixed ring plate 20 to move. The push plate 16 squeezes the first spring 17, and the first spring 17 applies elastic force to the correction plate 18, so that the correction plate 18 pushes the rubber on the conveyor belt 21, so that the angle of the rubber is perpendicular to the angle of the gate knife 26. The rubber roll can be protected to prevent the rubber from being damaged during the pushing process. When the angle of the rubber is adjusted, the rubber is moved to the bottom of the knife 26 by the transmission action of the conveyor belt 21. The second cylinder 24 pushes the fixed plate 25 to move downward. The fixed plate 25 pushes the knife 26 vertically under the action of the guide column 27 to cut the rubber, so that the cut rubber sheets will not be uneven in size or have an inclined cutting surface.

[0030] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 cutting device for rubber processing, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to an operating box (2), a first roller (13) is embedded in the interior of the operating box (2), a rotating rod (3) is rotatably connected to the interior of the operating box (2), a first bevel gear (4) is fixedly connected to the outer side of the rotating rod (3), a second bevel gear (5) is meshingly connected to the outer side of the first bevel gear (4), a connecting shaft (6) is fixedly connected to the interior of the second bevel gear (5), a first gear (7) is fixedly connected to the outer side of the connecting shaft (6), a second gear (8) is meshingly connected to the outer side of the first gear (7), a rotating shaft (9) is fixedly connected to the interior of the second gear (8), a rack (10) is meshingly connected to the outer side of the second gear (8), a first support block (11) is fixedly connected to the top of the rack (10), and a second roller (14) is fitted on the top of the first support block (11).

2. A cutting device for rubber processing according to claim 1, characterized in that: A conveyor belt (21) is fixedly connected to the top of the base (1), a baffle plate (22) is fixedly connected to the outer side of the conveyor belt (21), a fixed ring plate (20) is fixedly connected to the outer side of the conveyor belt (21), a first cylinder (15) is slidably connected to the inside of the fixed ring plate (20), a push plate (16) is fixedly connected to the end of the output shaft of the first cylinder (15), a first spring (17) is fixedly connected to one side of the push plate (16), and a correction plate (18) is fixedly connected to one side of the first spring (17).

3. A cutting device for rubber processing according to claim 1, characterized in that: A second support block (28) is fitted on the top end of the first support block (11), a top end of the second support block (28) is fixedly connected to a top plate (29), and a top end of the top plate (29) is fixedly connected to a second spring (30).

4. A cutting device for rubber processing according to claim 3, characterized in that: The first support block (11) and the second support block (28) fit together to form a circular hole, and the cross-sectional area of ​​the circular hole is the same as the cross-sectional area of ​​the second roller (14).

5. A cutting device for rubber processing according to claim 1, characterized in that: A slide groove (12) is provided on one side of the upper portion of the operating box (2), and the width of the slide groove (12) is the same as the diameter of the second roller (14).

6. A cutting device for rubber processing according to claim 2, characterized in that: A protection pad (19) is fixedly connected to one side of the correction plate (18), and the material of the protection pad (19) is rubber.

7. A cutting device for rubber processing according to claim 1, characterized in that: The top end of the base (1) is fixedly connected to a support frame (23), the top end of the support frame (23) is fixedly connected to a second cylinder (24), the end of the output shaft of the second cylinder (24) is fixedly connected to a fixing plate (25), a knife gate (26) is embedded inside the fixing plate (25), and the knife gate (26) is in a T-shape.

8. A cutting device for rubber processing according to claim 7, characterized in that: A guide column (27) is fixedly connected to the bottom end of the second cylinder (24), and the guide column (27) passes through the interior of the fixing plate (25).

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