Heat conductor pressure maintaining equipment of electronic device

Abstract

The utility model discloses a heat conductor pressure maintaining device of an electronic device, which comprises a support base, the upper end face of the support base is fixedly provided with a placing support plate, the inner side of the rear end of the placing support plate is provided with a pressure sensor, two side edges of the placing support plate are both fixedly provided with two second cylinders, and the two second cylinders are respectively provided with a pressure sensor. And a positioning push block is fixedly installed at the output end of the second air cylinder, a transmission plate is installed above the placing supporting plate, and a pressure maintaining plate is fixedly installed on the lower end face of the transmission plate. A pressure maintaining positioning pad is arranged on the inner side of the pressure maintaining plate, positioning columns are installed at the two ends of the lower end face of the pressure maintaining plate, limiting blocks are installed at the two ends of the supporting base, and adjusting rods are installed on the inner sides of the limiting blocks. According to the graphite flake pressure maintaining device, corresponding pressure maintaining is carried out according to the appearance of a graphite flake, the conditions of bubbles, crushing damage and wrinkles can be effectively avoided, the pressure maintaining time is conveniently shortened, and the pressure maintaining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure-maintaining equipment, in particular to a heat conductor pressure-maintaining equipment for electronic devices. Background Art

[0002] Thermally conductive graphite sheets are often used in heat conductors of electronic products. They are a new type of thermally conductive and heat dissipating material that conducts heat evenly in two directions, shielding heat sources and components while improving the performance of consumer electronic products. The color is generally black, and the material is natural graphite that has been finely processed. The main feature of thermally conductive graphite sheets is that their molecular structure has super high thermal conductivity. During the production and processing of graphite sheets, they need to be pressurized.

[0003] In the existing pressure-holding process of graphite sheets, the graphite sheets are subjected to uneven force, which can easily cause bubbles, crushing and wrinkles, and the pressure-holding efficiency is low, which affects the production capacity of the graphite sheets. Therefore, it does not meet the existing needs. In this regard, we propose a heat conductor pressure-holding device for electronic devices. Utility Model Content

[0004] The purpose of the utility model is to provide a heat conductor pressure-maintaining device for electronic devices, so as to solve the problems raised in the above-mentioned background technology that in the existing pressure-maintaining process of graphite sheets, the graphite sheets are unevenly stressed and easily cause bubbles, crushing and wrinkles, and the pressure-maintaining efficiency is low, which affects the production capacity of the graphite sheets.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat conductor pressure-maintaining device for electronic devices, comprising a support base, a placement support plate is fixedly installed on the upper end surface of the support base, a pressure sensor is installed on the inner side of the rear end of the placement support plate, two second cylinders are fixedly installed on two side edges of the placement support plate, a positioning push block is fixedly installed on the output end of the second cylinder, a transmission plate is installed above the placement support plate, and a pressure-maintaining plate is fixedly installed on the lower end surface of the transmission plate;

[0006] A pressure-maintaining positioning pad is provided on the inner side of the pressure-maintaining plate, positioning columns are installed at both ends of the lower end surface of the pressure-maintaining plate, limiting blocks are installed at both ends of the support base, an adjusting rod is installed on the inner side of the limiting block, and guide sleeves are installed on the inner side of the four end corners of the transmission plate, and the inner side of the guide sleeve is slidably connected with a guide column.

[0007] Preferably, support side plates are fixedly mounted on both ends of the support base, a cylinder support seat is fixedly mounted on the upper ends of the two support side plates, and a first cylinder is fixedly mounted on the upper end surface of the cylinder support seat.

[0008] Preferably, the output end of the first cylinder passes through the cylinder support seat and is fixedly connected to the middle of the upper end surface of the transmission plate, the four end corners of the transmission plate are slidably connected to the four guide columns through guide sleeves, and the bottom ends of the four guide columns pass through the cylinder support seat and the guide sleeves in sequence and are fixedly connected to the four end corners of the support base.

[0009] Preferably, the transmission plate is fixedly connected to the two limit blocks, one end of the adjusting rod passes through the limit block and the pressure maintaining plate and is threadedly connected to the pressure maintaining positioning pad, the limit block is rotatably connected to the adjusting rod, the pressure maintaining positioning pad is slidably connected to the pressure maintaining plate, and a pressure maintaining groove is provided in the middle of the pressure maintaining positioning pad.

[0010] Preferably, the upper end of the positioning column is fixed to the pressure maintaining plate by screws, both ends of the placement support plate are provided with positioning holes, and the bottom end of the positioning column is inserted into the inner side of the positioning hole.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model drives the positioning push block to push two side edges of the graphite sheet through the second cylinder, thereby facilitating accurate positioning of the graphite sheet, and rotating the adjusting rod, so that the adjusting rod drives the pressure-maintaining positioning pad to slide left and right on the inner side of the pressure-maintaining plate under the support and guidance of the limit block, so that the pressure-maintaining groove provided on the lower end surface of the pressure-maintaining positioning pad can accurately correspond to the graphite sheet, thereby reducing the pressure-maintaining time of the graphite sheet;

[0013] 2. The utility model drives the pressure-maintaining plate downward by the first cylinder through the transmission plate, so that the pressure-maintaining plate can seal and cover the graphite sheet through the pressure-maintaining positioning pad and the placement support plate, which is convenient for stable pressure maintenance. The two ends of the pressure-maintaining plate are fixedly connected to the two positioning columns, so that the two ends of the pressure-maintaining plate are inserted into the inner side of the two ends of the placement support plate through the two positioning columns, which can effectively improve the accuracy of the contact between the pressure-maintaining plate and the placement support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a rear side view of the utility model as a whole;

[0016] Figure 3 This is a bottom view of the pressure-maintaining plate of the utility model;

[0017] Figure 4 This is a structural schematic diagram of placing a support plate in the utility model.

[0018] In the figure: 1. Cylinder support seat; 2. First cylinder; 3. Guide column; 4. Support side plate; 5. Guide sleeve; 6. Transmission plate; 7. Placement support plate; 8. Second cylinder; 9. Positioning push block; 10. Pressure sensor; 11. Pressure maintaining plate; 12. Support base; 13. Limit block; 14. Pressure maintaining positioning pad; 15. Adjustment rod; 16. Positioning column. DETAILED DESCRIPTION

[0019] 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 of the embodiments.

[0020] The first cylinder 2 (model CDQMB80-50DZ) and the second cylinder 8 (model CG3LN25-100) mentioned in the utility model can be purchased from the market or obtained through private customization.

[0021] See also Figure 1 and Figure 4 The utility model provides an embodiment: a heat conductor pressure maintaining device for electronic devices, including a support base 12, a support plate 7 is fixedly installed on the upper end surface of the support base 12, a pressure sensor 10 is installed on the inner side of the rear end of the support plate 7, two second cylinders 8 are fixedly installed on two sides of the support plate 7, and a positioning push block 9 is fixedly installed on the output end of the second cylinder 8, so that the second cylinder 8 drives the positioning push block 9 to push two sides of the graphite sheet, thereby facilitating the precise positioning of the graphite sheet.

[0022] See also Figures 1 to 4 A transmission plate 6 is installed above the placement support plate 7, and a pressure-maintaining plate 11 is fixedly installed on the lower end surface of the transmission plate 6. A pressure-maintaining positioning pad 14 is provided on the inner side of the pressure-maintaining plate 11. Positioning columns 16 are installed at both ends of the lower end surface of the pressure-maintaining plate 11. The upper ends of the positioning columns 16 are fixed to the pressure-maintaining plate 11 by screws. Positioning holes are provided at both ends of the placement support plate 7, and the bottom ends of the positioning columns 16 are inserted into the inner sides of the positioning holes, so that the two ends of the pressure-maintaining plate 11 are inserted into the inner sides of the two ends of the placement support plate 7 through the two positioning columns 16, which can effectively improve the accuracy of the contact between the pressure-maintaining plate 11 and the placement support plate 7.

[0023] See also Figure 3, limit blocks 13 are installed at both ends of the support base 12, and an adjusting rod 15 is installed on the inner side of the limit block 13. The transmission plate 6 is fixedly connected to the two limit blocks 13, and one end of the adjusting rod 15 passes through the limit block 13 and the pressure-keeping plate 11 and is connected to the pressure-keeping positioning pad 14 by a thread. The limit block 13 is rotatably connected to the adjusting rod 15, and the pressure-keeping positioning pad 14 is slidably connected to the pressure-keeping plate 11. A pressure-keeping groove is provided in the middle of the pressure-keeping positioning pad 14, so that when the adjusting rod 15 rotates, the pressure-keeping positioning pad 14 is driven to slide left and right on the inner side of the pressure-keeping plate 11, and then the pressure-keeping groove provided on the lower end surface of the pressure-keeping positioning pad 14 can accurately correspond to the graphite sheet.

[0024] See also Figure 1 and Figure 2 , guide sleeves 5 are installed on the inner sides of the four end corners of the transmission plate 6, and guide columns 3 are slidably connected on the inner sides of the guide sleeves 5. Support side plates 4 are fixedly installed at both ends of the support base 12, and a cylinder support seat 1 is fixedly installed on the upper ends of the two support side plates 4. The upper end surface of the cylinder support seat 1 is fixedly installed with a first cylinder 2, and the output end of the first cylinder 2 passes through the cylinder support seat 1 and is fixedly connected to the middle part of the upper end surface of the transmission plate 6. The four end corners of the transmission plate 6 are slidably connected to the four guide columns 3 through the guide sleeves 5, and the bottom ends of the four guide columns 3 successively pass through the cylinder support seat 1 and the guide sleeves 5 and are fixedly connected to the four end corners of the support base 12, so that the first cylinder 2 drives the pressure holding plate 11 to move downward through the transmission plate 6, so that the pressure holding plate 11 can be fitted with the support plate 7 through the pressure holding positioning pad 14 to seal and cover the graphite sheet, which is convenient for stable pressure holding.

[0025] When in use, the heat conductor graphite sheet that needs to be pressure-maintained is placed on the upper end surface of the support plate 7, the power is turned on, and the second cylinder 8 is started, so that the second cylinder 8 drives the positioning push block 9 to push two side edges of the graphite sheet under the support of the support plate 7, thereby facilitating the accurate positioning of the graphite sheet, and the adjusting rod 15 is rotated, so that the adjusting rod 15 drives the pressure-maintaining positioning pad 14 to slide left and right on the inner side of the pressure-maintaining plate 11 under the support and guidance of the limit block 13, so that the pressure-maintaining groove provided on the lower end surface of the pressure-maintaining positioning pad 14 can accurately correspond to the graphite sheet;

[0026] Start the first cylinder 2, so that the first cylinder 2 drives the pressure-maintaining plate 11 to move downward through the transmission plate 6 under the support of the cylinder support seat 1, so that the pressure-maintaining plate 11 can fit with the placement support plate 7 through the pressure-maintaining positioning pad 14 to seal and cover the graphite sheet, which is convenient for stable pressure maintenance. The two ends of the pressure-maintaining plate 11 are fixedly connected to the two positioning columns 16, so that the two ends of the pressure-maintaining plate 11 are inserted into the inner side of the two ends of the placement support plate 7 through the two positioning columns 16, which can effectively improve the accuracy of the contact between the pressure-maintaining plate 11 and the placement support plate 7.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A heat conductor pressure-maintaining device for an electronic device, comprising a support base (12), characterized in that: A placement support plate (7) is fixedly mounted on the upper end surface of the support base (12); a pressure sensor (10) is mounted on the inner side of the rear end of the placement support plate (7); two second cylinders (8) are fixedly mounted on two side edges of the placement support plate (7); a positioning push block (9) is fixedly mounted on the output end of the second cylinder (8); a transmission plate (6) is mounted above the placement support plate (7); a pressure retaining plate (11) is fixedly mounted on the lower end surface of the transmission plate (6); A pressure-maintaining positioning pad (14) is provided on the inner side of the pressure-maintaining plate (11), positioning columns (16) are installed at both ends of the lower end surface of the pressure-maintaining plate (11), limiting blocks (13) are installed at both ends of the support base (12), and an adjusting rod (15) is installed on the inner side of the limiting block (13), and guide sleeves (5) are installed on the inner side of the four end corners of the transmission plate (6), and the inner side of the guide sleeve (5) is slidably connected to a guide column (3).

2. The heat conductor pressure-maintaining device for electronic devices according to claim 1, characterized in that: Support side plates (4) are fixedly mounted on both ends of the support base (12); a cylinder support seat (1) is fixedly mounted on the upper ends of the two support side plates (4); and a first cylinder (2) is fixedly mounted on the upper end surface of the cylinder support seat (1).

3. The heat conductor pressure-maintaining device for electronic devices according to claim 2, characterized in that: The output end of the first cylinder (2) passes through the cylinder support seat (1) and is fixedly connected to the middle of the upper end surface of the transmission plate (6); the four end corners of the transmission plate (6) are slidably connected to the four guide columns (3) via guide sleeves (5); the bottom ends of the four guide columns (3) pass through the cylinder support seat (1) and the guide sleeves (5) in sequence and are fixedly connected to the four end corners of the support base (12).

4. The heat conductor pressure-maintaining device for electronic devices according to claim 1, characterized in that: The transmission plate (6) is fixedly connected to the two limit blocks (13); one end of the adjustment rod (15) passes through the limit block (13) and the pressure-maintaining plate (11) and is connected to the pressure-maintaining positioning pad (14) by means of a thread; the limit block (13) is rotatably connected to the adjustment rod (15); the pressure-maintaining positioning pad (14) is slidably connected to the pressure-maintaining plate (11); and a pressure-maintaining groove is provided in the middle of the pressure-maintaining positioning pad (14).

5. The heat conductor pressure-maintaining device for electronic devices according to claim 1, characterized in that: The upper end of the positioning column (16) is connected and fixed to the pressure-maintaining plate (11) by means of screws, and positioning holes are provided at both ends of the placement support plate (7), and the bottom end of the positioning column (16) is inserted into the inner side of the positioning hole.

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