Silica gel sheet cutting device

Abstract

A mounting through hole is formed in the upper surface of a supporting plate of the silica gel sheet cutting device, a cutting tool movably mounted on the supporting plate penetrates through the mounting through hole and is in sliding fit with the inner wall of the mounting through hole, and strip-shaped pressing blocks parallel to a cutting edge are arranged on the two sides of the cutting tool and located below the supporting plate respectively. The lower portions of the two side surfaces of the cutting tool are each provided with an inclined plane area matched with a cutting blade, the outer sides of the two inclined plane areas are each provided with a cleaning plate, each installation block is connected with the end of the connecting part on the corresponding cleaning plate through a torsion spring arranged on the outer side of the corresponding connecting rod in a sleeving mode, and therefore the cleaning plates and the inclined plane areas on the cutting tool are arranged in an attached mode. The cutting precision and the stability of the silica gel sheet in the cutting process can be improved, the smoothness of the cutting face is guaranteed, the adverse effect of residues accumulated on the cutting edge in the long-term use process on cutting can be avoided while the cutting convenience is guaranteed, and the cutting quality is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of silicone sheet cutting, and in particular to a silicone sheet cutting device. Background Art

[0002] Thermally conductive silicone sheet is a thermally conductive medium material synthesized by a special process with silicone as the base material and various auxiliary materials such as metal oxides. In the industry, it is also called thermally conductive silicone pad, thermally conductive silicone sheet, soft thermally conductive pad, thermally conductive silicone gasket, etc. It is specially designed for the use of gaps to transfer heat. It can fill the gaps and open up the heat channel between the heating part and the heat dissipation part, effectively improving the heat transfer efficiency, while also playing the role of insulation, shock absorption, and sealing. When using silicone sheets, they need to be cut into the required size. When the cutting knife cuts the silicone sheet, residues are easily attached to both sides of the blade, which affects the quality of the blade cutting. Summary of the invention

[0003] The main purpose of the present invention is to provide a silicone sheet cutting device, which can not only improve the cutting accuracy and stability of the silicone sheet during the cutting process and ensure the smoothness of the cutting surface, but also avoid the adverse effects of residues accumulated on the blade during long-term use on the cutting while ensuring the convenience of cutting, thereby ensuring the quality of cutting.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a silicone sheet cutting device, comprising: a workbench, two support columns installed on the upper surface of the workbench in parallel and at intervals, a support plate connected between the upper ends of the two support columns, and a cutting tool, a cutting blade is arranged on the lower end surface of the vertically arranged cutting tool, a mounting through hole is provided on the upper surface of the support plate, and the cutting tool movably installed on the support plate passes through the mounting through hole and slidably cooperates with the inner wall thereof; On both sides of the cutting tool and below the support plate, there is a strip pressure block arranged parallel to the cutting blade, and at least two columns are installed at intervals on the upper end surface of each strip pressure block, and the upper ends of the columns connected to the strip pressure blocks at the lower ends are connected by a horizontally arranged limit baffle, and a connecting block is mounted on each of the columns, and one end of the connecting block slidingly cooperates with the column and the other end is fixedly connected to the side surface of the cutting tool, and a vertically extending elastic member is arranged between one end of each connecting block and the corresponding strip pressure block; The lower part of the two side surfaces on the cutting tool is respectively provided with a bevel area cooperating with the cutting blade, and a cleaning plate is respectively provided on the outer side of the two bevel areas. The cleaning plates arranged in cooperation with the bevel areas are each provided with a connecting portion on the side opposite to the cutting tool, and the two ends of a connecting rod passing through the connecting portion are respectively connected to the adjacent strip-shaped pressure blocks through a mounting block, and each mounting block is connected to the end of the connecting portion on the cleaning plate through a torsion spring mounted on the outer side of the connecting rod, so that the cleaning plate is fitted with the bevel area on the cutting tool.

[0005] The further improved scheme in the above technical scheme is as follows: 1. In the above solution, the connecting portion on the cleaning plate extends along the length direction of the cleaning plate.

[0006] 2. In the above solution, the other end of the mounting block connected to the connecting rod at one end is embedded in a mounting groove provided on the upper end surface of the strip-shaped pressing block and is fixedly connected to the strip-shaped pressing block by a bolt.

[0007] 3. In the above solution, a plurality of ridges are arranged at intervals on the surface of the cleaning plate facing the inclined area, each of which extends along the length direction of the cleaning plate.

[0008] 4. In the above solution, the elastic member is a spring mounted on the outside of the column.

[0009] 5. In the above solution, when the cutting tool is located at the top of its stroke, the lower surface of the strip-shaped pressing block is lower than the lower end surface of the cutting blade.

[0010] 6. In the above scheme, a motor is installed on the upper surface of the support plate and on one side of the mounting through hole, a gear is installed on the output shaft of the motor, and a rack meshing with the gear is vertically arranged on the surface of the cutting tool facing the motor.

[0011] 7. In the above solution, the motor is mounted on the support plate via a fixing seat.

[0012] 8. In the above scheme, a guide rod extending vertically upward is installed on the upper surface of the support plate and at both ends of the mounting through hole, and a guide block corresponding to the guide rod is provided on the end surface of both ends of the cutting tool and above the support plate, and the guide rod passes through the corresponding guide block and slides with the guide block.

[0013] 9. In the above scheme, a slider is installed on the end surface of both ends of the cutting tool and below the support plate, and the two support columns are respectively provided with sliding grooves corresponding to the sliders, and the sliders embedded in the corresponding sliding grooves slide in cooperation with the sliding grooves.

[0014] Due to the application of the above technical solution, the present invention has the following advantages compared with the prior art: The silicone sheet cutting device of the present invention has an installation through hole on the upper surface of its support plate, and a cutting tool that can be movably installed on the support plate passes through the installation through hole and slidably cooperates with its inner wall. A strip pressure block arranged parallel to the cutting blade is arranged on both sides of the cutting tool and located below the support plate. At least two columns are installed at intervals on the upper end surface of each strip pressure block, and the upper ends of the columns connected to the strip pressure blocks at the lower ends are connected by a horizontally arranged limit baffle. A connecting block is mounted on each column, and the other end of the connecting block with one end slidingly cooperated with the column is fixedly connected to the side surface of the cutting tool. A vertically extending elastic member is arranged between one end of each connecting block and the corresponding strip pressure block, and a bevel area cooperating with the cutting blade is respectively arranged at the lower part of the two side surfaces on the cutting tool, and a cleaning plate is respectively arranged on the outer sides of the two bevel areas, and the cleaning plate arranged in cooperation with the bevel area is opposite to one side of the cutting tool. Each of them is provided with a connecting part, and the two ends of a connecting rod passing through the connecting part are connected to the adjacent strip pressure blocks through a mounting block respectively, and each mounting block is connected to the end of the connecting part on the cleaning plate through a torsion spring set on the outside of the connecting rod, so that the cleaning plate is fitted with the inclined area on the cutting tool, and the cutting tool drives the cutting blade to move back and forth in the vertical direction to realize continuous cutting of the silicone sheet. Before each cutting, the silicone sheets on both sides of the cutting blade can be pressed and positioned by the strip pressure blocks, so as to improve the cutting accuracy and the stability of the silicone sheets during the cutting process and ensure the smoothness of the cutting surface. After each cutting, the residue on the blade can be automatically cleaned by the cleaning plate, and then the silicone sheet can be loosened to facilitate its movement and the next cutting. While ensuring the convenience of cutting, the residue accumulated on the blade during long-term use is avoided to cause adverse effects on cutting, thereby ensuring the quality of cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the silicone sheet cutting device of the present invention; Figure 2 The schematic diagram of the local structure of the silicone sheet cutting device of the present invention is shown in FIG. Figure 1 ; Figure 3 The schematic diagram of the local structure of the silicone sheet cutting device of the present invention is shown in FIG. Figure 2 ; Figure 4 It is a schematic diagram of the partial structural decomposition of the silicone sheet cutting device of the present invention.

[0016] In the above drawings: 1. workbench; 2. support column; 3. support plate; 31. mounting hole; 4. cutting tool; 41. cutting blade; 42. bevel area; 51. motor; 52. gear; 53. rack; 54. fixed seat; 61. guide rod; 62. guide block; 71. slider; 72. slide groove; 8. strip pressure block; 81. mounting groove; 82. bolt; 9. column; 10. limit baffle; 11. connecting block; 12. elastic member; 13. cleaning plate; 131. connecting part; 132. convex ridge; 14. connecting rod; 15. mounting block; 16. torsion spring. DETAILED DESCRIPTION

[0017] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0018] Embodiment 1: A silicone sheet cutting device, comprising: a workbench 1, two support columns 2 installed on the upper surface of the workbench 1 in parallel and at intervals, a support plate 3 connected between the upper ends of the two support columns 2, and a cutting tool 4, wherein a cutting blade 41 is provided on the lower end surface of the vertically arranged cutting tool 4, a mounting through hole 31 is provided on the upper surface of the support plate 3, and the cutting tool 4 movably installed on the support plate 3 passes through the mounting through hole 31 and slidably cooperates with the inner wall thereof; On both sides of the cutting tool 4 and below the support plate 3, there is a strip pressure block 8 arranged parallel to the cutting blade 41, and the upper end surface of each strip pressure block 8 is installed with at least two columns 9 at intervals, and the upper ends of the columns 9 connected to the strip pressure block 8 at the lower ends are connected by a horizontally arranged limit baffle 10, and each of the columns 9 is fitted with a connecting block 11, and one end of the connecting block 11 slidingly cooperates with the column 9 and the other end is fixedly connected to the side surface of the cutting tool 4, and a vertically extending elastic member 12 is arranged between one end of each connecting block 11 and the corresponding strip pressure block 8. When the cutting blade moves downward with the cutting tool, the strip pressure blocks on both sides thereof squeeze and contact with the silicone sheet to be cut before the cutting blade, and press and hold the silicone sheet on both sides of the cutting line to improve the cutting accuracy and the stability of the silicone sheet during the cutting process, and ensure the smoothness of the cutting surface; The lower part of the two side surfaces of the cutting tool 4 is respectively provided with a bevel area 42 that cooperates with the cutting blade 41, and a cleaning plate 13 is respectively provided on the outer side of the two bevel areas 42. The cleaning plate 13 that cooperates with the bevel area 42 is provided with a connecting portion 131 on the side opposite to the cutting tool 4. The two ends of a connecting rod 14 that passes through the connecting portion 131 are respectively connected to the adjacent strip-shaped pressing block 8 through a mounting block 15. Each mounting block 15 is connected to the connecting portion on the cleaning plate 13. The ends of 131 are connected by a torsion spring 16 mounted on the outside of the connecting rod 14, so that the cleaning plate 13 is fitted with the bevel area 42 on the cutting tool 4. After cutting, the cutting blade moves up with the cutting tool, and the cleaning plates on both sides are always fitted on the bevel areas on both sides above the cutting blade under the action of the torsion spring, which is convenient for scraping and cleaning the retained materials on the cutting blade, avoiding the adverse effects of residues accumulated on the blade during long-term use on cutting, thereby ensuring the quality of cutting.

[0019] The connecting portion 131 on the cleaning plate 13 extends along the length direction of the cleaning plate 13; the other end of the mounting block 15 connected to the connecting rod 14 at one end is embedded in the mounting groove 81 provided on the upper end surface of the strip pressure block 8 and is fixedly connected to the strip pressure block 8 by a bolt 82, so that the mounting block can be removed from the inside of the mounting groove, thereby making it easier to remove the cleaning plate and replace or clean the cleaning plate; a plurality of ridges 132 are arranged at intervals on the surface of the cleaning plate 13 facing the inclined surface area 42, each of which extends along the length direction of the cleaning plate 13.

[0020] The elastic member 12 is a spring sleeved on the outside of the column 9 ; when the cutting tool 4 is located at the top of its stroke, the lower surface of the strip-shaped pressing block 8 is lower than the lower end surface of the cutting blade 41 .

[0021] A slider 71 is installed on each end surface of the cutting tool 4 and below the support plate 3. The two support columns 2 are respectively provided with a slide groove 72 corresponding to the slider 71. The slider 71 embedded in the corresponding slide groove 72 slides in cooperation with the slide groove 72.

[0022] Embodiment 2: A silicone sheet cutting device, comprising: a workbench 1, two support columns 2 installed on the upper surface of the workbench 1 in parallel and at intervals, a support plate 3 connected between the upper ends of the two support columns 2, and a cutting tool 4, wherein a cutting blade 41 is provided on the lower end surface of the vertically arranged cutting tool 4, a mounting through hole 31 is provided on the upper surface of the support plate 3, and the cutting tool 4 movably installed on the support plate 3 passes through the mounting through hole 31 and slidably cooperates with the inner wall thereof; On both sides of the cutting tool 4 and below the support plate 3, there is a strip-shaped pressing block 8 arranged parallel to the cutting blade 41, and at least two columns 9 are installed at intervals on the upper end surface of each strip-shaped pressing block 8. The upper ends of the columns 9 connected to the strip-shaped pressing block 8 at the lower ends are connected through a horizontally arranged limit baffle 10. A connecting block 11 is mounted on each of the columns 9, and one end of the connecting block 11 slidingly cooperates with the column 9, and the other end is fixedly connected to the side surface of the cutting tool 4. A vertically extending elastic member 12 is arranged between one end of each connecting block 11 and the corresponding strip-shaped pressing block 8; The lower part of the two side surfaces on the cutting tool 4 is respectively provided with a bevel area 42 that cooperates with the cutting blade 41, and a cleaning plate 13 is respectively provided on the outer side of the two bevel areas 42. The cleaning plates 13 that are arranged in cooperation with the bevel areas 42 are each provided with a connecting portion 131 on the side opposite to the cutting tool 4. The two ends of a connecting rod 14 that passes through the connecting portion 131 are respectively connected to the adjacent strip-shaped pressing block 8 through a mounting block 15. Each mounting block 15 is connected to the end of the connecting portion 131 on the cleaning plate 13 through a torsion spring 16 mounted on the outer side of the connecting rod 14, so that the cleaning plate 13 is fitted with the bevel area 42 on the cutting tool 4.

[0023] A motor 51 is installed on the upper surface of the above-mentioned support plate 3 and on one side of the mounting through hole 31. A gear 52 is installed on the output shaft of the motor 51. A rack 53 meshing with the gear 52 is vertically arranged on the surface of the cutting tool 4 facing the motor 51. The motor 51 is installed on the support plate 3 through a fixed seat 54. The output end of the motor drives the gear to rotate at a uniform speed. When rotating, it intersects with the rack to generate a driving force, so that the cutting tool can reciprocate in the vertical direction. It is also convenient to adjust its own height according to the thickness of the silicone sheet. The cutting blade moves downward with the cutting tool to facilitate the cutting of the silicone sheet.

[0024] A guide rod 61 extending vertically upward is installed on the upper surface of the above-mentioned support plate 3 and at both ends of the mounting through hole 31. A guide block 62 corresponding to the guide rod 61 is provided on the end surface of both ends of the cutting tool 4 and above the support plate 3. The guide rod 61 passes through the corresponding guide block 62 and slides with the guide block 62.

[0025] When the silicone sheet cutting device of the present invention is used, the cutting tool drives the cutting blade to move back and forth in the vertical direction to achieve continuous cutting of the silicone sheet. Before each cutting, the silicone sheets on both sides of the cutting blade can be pressed and positioned by strip pressure blocks to improve the cutting accuracy and the stability of the silicone sheet during the cutting process and ensure the smoothness of the cut surface. After each cutting, the residue on the blade can be automatically cleaned by the cleaning plate, and then the silicone sheet can be released to facilitate its movement and the next cutting. While ensuring the convenience of cutting, the residue accumulated on the blade during long-term use is avoided to avoid adverse effects on cutting, thereby ensuring the quality of cutting.

[0026] The above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A silicone sheet cutting device, comprising: A workbench (1), two support columns (2) installed on the upper surface of the workbench (1) in parallel and at intervals, a support plate (3) connected between the upper ends of the two support columns (2), and a cutting tool (4), wherein a cutting blade (41) is provided on the lower end surface of the vertically arranged cutting tool (4), characterized in that: a mounting through hole (31) is provided on the upper surface of the support plate (3), and the cutting tool (4) movably installed on the support plate (3) passes through the mounting through hole (31) and slidably cooperates with the inner wall thereof; On both sides of the cutting tool (4) and below the support plate (3), there is provided a strip pressure block (8) arranged parallel to the cutting blade (41); at least two columns (9) are installed at intervals on the upper end surface of each strip pressure block (8); the upper ends of the columns (9) connected to the strip pressure block (8) at the lower ends are connected via a horizontally arranged limit baffle (10); a connecting block (11) is mounted on each of the columns (9); one end of the connecting block (11) is slidably matched with the column (9), and the other end is fixedly connected to the side surface of the cutting tool (4); a vertically extending elastic member (12) is provided between one end of each connecting block (11) and the corresponding strip pressure block (8); The lower part of the two side surfaces of the cutting tool (4) is respectively provided with a bevel area (42) cooperating with the cutting blade (41); a cleaning plate (13) is respectively provided on the outer side of the two bevel areas (42); the cleaning plates (13) cooperating with the bevel areas (42) are each provided with a connecting portion (131) on the side opposite to the cutting tool (4); the two ends of a connecting rod (14) passing through the connecting portion (131) are respectively connected to adjacent strip-shaped pressing blocks (8) via a mounting block (15); each mounting block (15) is connected to the end of the connecting portion (131) on the cleaning plate (13) via a torsion spring (16) mounted on the outer side of the connecting rod (14), so that the cleaning plate (13) and the bevel area (42) on the cutting tool (4) are arranged to fit each other.

2. The silicone sheet cutting device according to claim 1, characterized in that: The connecting portion (131) on the cleaning plate (13) extends along the length direction of the cleaning plate (13).

3. The silicone sheet cutting device according to claim 1, characterized in that: The other end of the mounting block (15) connected to the connecting rod (14) at one end is embedded in a mounting groove (81) formed on the upper end surface of the strip-shaped pressing block (8) and is fixedly connected to the strip-shaped pressing block (8) via a bolt (82).

4. The silicone sheet cutting device according to claim 1, characterized in that: A plurality of ridges (132) are arranged at intervals on the surface of the cleaning plate (13) on the side facing the inclined surface area (42), each of which extends along the length direction of the cleaning plate (13).

5. The silicone sheet cutting device according to claim 1, characterized in that: The elastic member (12) is a spring sleeved on the outside of the column (9).

6. The silicone sheet cutting device according to claim 1, characterized in that: When the cutting tool (4) is located at the top of its stroke, the lower surface of the strip-shaped pressing block (8) is lower than the lower end surface of the cutting blade (41).

7. The silicone sheet cutting device according to claim 1, characterized in that: A motor (51) is installed on the upper surface of the support plate (3) and on one side of the mounting through hole (31); a gear (52) is installed on the output shaft of the motor (51); and a rack (53) meshing with the gear (52) is vertically arranged on the surface of the cutting tool (4) facing the motor (51).

8. The silicone sheet cutting device according to claim 7, characterized in that: The motor (51) is mounted on the support plate (3) via a fixing seat (54).

9. The silicone sheet cutting device according to claim 1, characterized in that: A guide rod (61) extending vertically upward is installed on the upper surface of the support plate (3) and located at both ends of the mounting through hole (31). A guide block (62) corresponding to the guide rod (61) is provided on the end surface of both ends of the cutting tool (4) and located above the support plate (3). The guide rod (61) passes through the corresponding guide block (62) and slidably cooperates with the guide block (62).

10. The silicone sheet cutting device according to claim 1, characterized in that: A slider (71) is installed on each end surface of the cutting tool (4) and below the support plate (3). The two support columns (2) are respectively provided with a slide groove (72) corresponding to the slider (71). The slider (71) is inserted into the corresponding slide groove (72) and slides with the slide groove (72).

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