Production process of ultrathin silica gel mouse pad

Abstract

The invention discloses a production process of an ultrathin silica gel mouse pad. The production process comprises a material injection step, a forming vulcanization step, a spraying step and a cutting step, when the production process of the ultrathin silica gel mouse pad is used for production, a silica gel sheet with uniform thickness is obtained in the forming vulcanization step, the thickness tolerance of the obtained silica gel sheet is within + / -0.05 MM, a silica gel sheet conforming to the specification size is obtained according to input specification parameters in the cutting step, the specification size tolerance of the silica gel sheet is within + / -0.05 MM, and the thickness tolerance of the silica gel sheet is within + / -0.05 MM. The problems that in the prior art, when a silica gel pad is formed, the thickness is not uniform and not accurate, and when the silica gel pad is cut, the specification is not accurate are solved.

Description

Technical Field

[0001] This application relates to the technical field of mouse pad processing technology, and more specifically, to a production process for ultra-thin silicone mouse pads. Background Art

[0002] When the current silicone mouse pads are processed, it is necessary to form the liquid silicone raw material into a silicone pad. Usually, the thickness of the formed silicone pad is uneven, and the accuracy of the thickness of the silicone pad cannot be guaranteed. Moreover, in the cutting process, the cutting accuracy cannot be guaranteed, resulting in a large number of defective products, leading to low overall work efficiency and inability to meet the production requirements. Summary of the Invention

[0003] The embodiment of this application provides a production process for ultra-thin silicone mouse pads, which can solve the problems of uneven and inaccurate thickness during the forming of silicone pads and inaccurate specification sizes during the cutting of silicone pads in the prior art.

[0004] In order to solve the above technical problems, the embodiment of this application provides a production process for ultra-thin silicone mouse pads, and adopts the following technical solutions:

[0005] A production process for ultra-thin silicone mouse pads includes the following steps.

[0006] Injection step: Select the liquid silicone raw material and evenly drop it on the surface of the solid silicone lower mold.

[0007] Forming and vulcanizing step: Under the action of external force, the solid silicone upper mold presses down, so that the liquid silicone raw material is sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold. At this time, the temperature of the surface of the solid silicone lower mold is 122° - 142°, the temperature of the surface of the solid silicone upper mold is 127° - 147°, the pressure received by the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 - 120 Pa, the time of this process is 15 - 25 s, and finally a silicone sheet is obtained.

[0008] Spraying step: Place the obtained silicone sheet in a suspension rack, evenly spray a treatment agent with a spray gun, and then stand still for at least 15 minutes.

[0009] Laminating step: Laminate the sprayed silicone sheet and 3M glue together and place them in a laminating machine for lamination treatment. The temperature of the lamination treatment is 33 - 37°.

[0010] Cutting step: Locate points A, B, C, and D on the silicon sheet after lamination processing through a CCD camera. The line connecting point A and point C is line E, and the line connecting point B and point D is line F. The intersection point of line E and line F is the coordinate origin G. Input the specification parameters, calculate the length in the X direction and the length in the Y direction based on the input specification parameters with the coordinate origin G, and then use a laser cutting machine to cut the silicon sheet with the length in the X direction and the length in the Y direction as the standards.

[0011] In some embodiments, it further includes a detection step: Put the cut silicon sheet into a detection jig for detection.

[0012] In some embodiments, it further includes a glass pasting step: Paste the detected silicon sheet on a glass sheet.

[0013] In some embodiments, for the molding and vulcanization step: The temperature of the surface of the solid silicon lower mold is 132 °C, the temperature of the surface of the solid silicon upper mold is 137 °C, the pressure exerted on the liquid silicon raw material sandwiched between the surface of the solid silicon lower mold and the surface of the solid silicon upper mold is 100 Pa, and the time for this process is 15 s.

[0014] In some embodiments, for the molding and vulcanization step: The finally obtained silicon sheet has a thickness of 0.6 mm.

[0015] In some embodiments, for the spraying step; The main components of the treatment agent are composed of ethanol, xylene, ethylene glycol monobutyl ether, and the copolymer of silane coupling agent. For the lamination step: The model of the 3M adhesive is 9448A type 3M adhesive.

[0016] In some embodiments, for the lamination step: The thickness of the 3M adhesive is 140 - 160 microns, and the high-temperature resistance range of the 3M adhesive is -30 to 100 °C.

[0017] In some embodiments, for the lamination step: The temperature of the lamination treatment is 35 °C.

[0018] In some embodiments, the adhesive force F1 between the silicon sheet and the 3M adhesive ≥ 2500 gf / 25.4 mm, and the adhesive force F2 between the silicon sheet and the glass sheet ≥ 2300 gf / 25.4 mm.

[0019] In some embodiments, for the cutting step: Points A, B, C, and D are connected in sequence to form a quadrilateral.

[0020] Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects:

[0021] The production process of such an ultra-thin silicone mouse pad includes the following steps. Injection step: Select liquid silicone raw materials and evenly drop them on the surface of the solid silicone lower mold. Molding and vulcanization step: Under the action of external force, the solid silicone upper mold presses down, so that the liquid silicone raw materials are sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold. At this time, the temperature of the surface of the solid silicone lower mold is 122° - 142°, the temperature of the surface of the solid silicone upper mold is 127° - 147°, the pressure received by the liquid silicone raw materials sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 - 120 Pa, and the time of this process is 15 - 25 s, and finally a silicone sheet is obtained. Spraying step: Place the obtained silicone sheet in a suspension rack, evenly spray a treatment agent with a spray gun, and then stand still for at least 15 minutes. Laminating step: Laminate the sprayed silicone sheet and 3M glue together and place them in a laminating machine for laminating treatment, and the temperature of the laminating treatment is 33 - 37°. Cutting step: Take positioning points A, B, C, and D on the silicone sheet after laminating treatment through a CCD camera. The connection line between positioning point A and positioning point C is line E, the connection line between positioning point B and positioning point D is line F, and the intersection point of line E and line F is the coordinate origin G. Input the specification parameters, calculate the length in the X direction and the length in the Y direction based on the input specification parameters with the coordinate origin G, and then cut the silicone sheet with a laser cutter according to the length in the X direction and the length in the Y direction as the standard. Detection step: Put the cut silicone sheet into a detection jig for detection. Glass pasting step: Paste the detected silicone sheet on a glass sheet. When using the production process of this ultra-thin silicone mouse pad, a silicone sheet with uniform thickness is obtained in the molding and vulcanization step, and the thickness tolerance of the obtained silicone sheet is within ±0.05 MM. In the cutting step, a silicone sheet with a size that meets the specifications is obtained according to the input specification parameters, and the size tolerance of the silicone sheet is within ±0.05 MM, solving the problems of uneven and inaccurate thickness during the molding of the silicone pad and inaccurate size during the cutting of the silicone pad in the prior art. Brief Description of the Drawings

[0022] In order to more clearly illustrate the solutions in the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0023] Figure 1 It is a schematic diagram of the production process flow of an ultra-thin silicone mouse pad according to an embodiment of the present invention;

[0024] Figure 2 is Figure 1 a schematic diagram of the cutting step in the production process of an ultra-thin silicone mouse pad; Detailed implementation mode

[0025] Next, in combination with the accompanying drawings and specific implementation modes, the present application will be further described. It should be noted that on the premise of non - conflict, the following described embodiments or technical features can be arbitrarily combined to form new embodiments. Except as otherwise specified, the materials and equipment used in this embodiment can be purchased from the market. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present application, and should not be construed as a limitation to the present application.

[0026] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying 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 construed as a limitation to the present application. In the description of the present application, the meaning of "a plurality" is two or more, unless otherwise specifically and precisely defined.

[0027] In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "connected", "communicated", "connected" should be understood in a broad sense. For example, it can be a fixed connection, or can be connected through an intermediate medium, and can be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0028] The terms "first", "second", etc. in the description and claims of the present application and the above - mentioned accompanying drawings are used to distinguish similar objects, and do not have to be used to describe a specific order or sequence. In addition, the terms "including" and "having" and any variations thereof are intended to cover non - exclusive inclusion. For example, a process, method, system, product or device including a series of steps or units does not have to be limited to those steps or units clearly listed, but may include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0029] The embodiment of the present application provides a production process of an ultra - thin silicone mouse pad, as Figures 1 to 2 shown

[0030] Embodiment 1

[0031] A production process of an ultra - thin silicone mouse pad includes the following steps.

[0032] Injection step: Select the liquid silicone raw material and evenly drop it on the surface of the solid silicone lower mold;

[0033] Molding and vulcanization step: Under the action of external force, the solid silicone upper mold presses down, so that the liquid silicone raw material is sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold. At this time, the temperature of the surface of the solid silicone lower mold is 132 °C, the temperature of the surface of the solid silicone upper mold is 137 °C, the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 Pa, the time of this process is 15 s, and finally a silicone sheet is obtained. After testing, the thickness of the silicone sheet is 0.60 mm;

[0034] In this embodiment, the temperature of the surface of the solid silicone lower mold is 132 °C. In other embodiments, the temperature of the surface of the solid silicone lower mold can be changed according to actual conditions. For example, the temperature of the surface of the solid silicone lower mold can be 122 °C, or the temperature of the surface of the solid silicone lower mold can be 127 °C, or the temperature of the surface of the solid silicone lower mold can be 135 °C, or the temperature of the surface of the solid silicone lower mold can be 142 °C, as long as the temperature of the surface of the solid silicone lower mold is ensured to be 122 °C to 142 °C.

[0035] In this embodiment, the temperature of the surface of the solid silicone upper mold is 137 °C. In other embodiments, the temperature of the surface of the solid silicone upper mold can be changed according to actual conditions. For example, the temperature of the surface of the solid silicone upper mold can be 127 °C, or the temperature of the surface of the solid silicone upper mold can be 132 °C, or the temperature of the surface of the solid silicone upper mold can be 142 °C, or the temperature of the surface of the solid silicone upper mold can be 147 °C, as long as the temperature of the surface of the solid silicone upper mold is ensured to be 127 °C to 147 °C.

[0036] In this embodiment, the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 Pa. In other embodiments, the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be changed according to actual conditions. For example, the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be 110 Pa, or the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be 120 Pa, as long as the pressure on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is ensured to be 100 Pa to 120 Pa.

[0037] In this embodiment, the total vulcanization process time of the forming and vulcanization step is 15 s. In other embodiments, the total vulcanization process time of the forming and vulcanization step can be changed according to actual situations. For example, the total vulcanization process time of the forming and vulcanization step can be 20 s, or the total vulcanization process time of the forming and vulcanization step can be 25 s, as long as the total vulcanization process time of the forming and vulcanization step can be 15 - 25 s. In this embodiment, the temperature of the surface of the solid silicone lower mold is 132 °. In other embodiments, the temperature of the surface of the solid silicone lower mold can be changed according to actual situations. For example, the temperature of the surface of the solid silicone lower mold can be 122 °, or the temperature of the surface of the solid silicone lower mold can be 127 °, or the temperature of the surface of the solid silicone lower mold can be 135 °, or the temperature of the surface of the solid silicone lower mold can be 142 °, as long as the temperature of the surface of the solid silicone lower mold is 122 ° - 142 °.

[0038] In this embodiment, the temperature of the surface of the solid silicone upper mold is 137 °. In other embodiments, the temperature of the surface of the solid silicone upper mold can be changed according to actual situations. For example, the temperature of the surface of the solid silicone upper mold can be 127 °, or the temperature of the surface of the solid silicone upper mold can be 132 °, or the temperature of the surface of the solid silicone upper mold can be 142 °, or the temperature of the surface of the solid silicone upper mold can be 147 °, as long as the temperature of the surface of the solid silicone upper mold is 127 ° - 147 °.

[0039] In this embodiment, the pressure exerted on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 Pa. In other embodiments, the pressure exerted on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be changed according to actual situations. For example, the pressure exerted on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be 110 Pa, or the pressure exerted on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold can be 120 Pa, as long as the pressure exerted on the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 - 120 Pa.

[0040] In this embodiment, the total vulcanization process time of the forming and vulcanization step is 15 s. In other embodiments, the total vulcanization process time of the forming and vulcanization step can be changed according to actual situations. For example, the total vulcanization process time of the forming and vulcanization step can be 20 s, or the total vulcanization process time of the forming and vulcanization step can be 25 s, as long as the total vulcanization process time of the forming and vulcanization step can be 15 - 25 s.

[0041] Spraying step: Place the obtained silicone sheet in a suspension rack and evenly spray the treatment agent with a spray gun (the main components of the treatment agent are composed of ethanol, xylene, ethylene glycol monobutyl ether, and silane coupling agent copolymer), and then let it stand for 15 minutes;

[0042] Laminating step: Laminate the sprayed silicone sheet and 3M tape together and place them in a laminating machine for lamination treatment (the model of the 3M tape is 9448A type 3M tape). The temperature of the lamination treatment is 35°C (in this embodiment, the temperature of the lamination treatment is 35°C. In other embodiments, the temperature of the lamination treatment can be changed according to the actual situation. For example, the temperature of the lamination treatment can be 33°C, or the temperature of the lamination treatment can be 37°C, as long as the temperature of the lamination treatment is within the range of 33 - 37°C). The thickness of the 3M tape is 140 - 160 microns, the high-temperature resistance range of the 3M tape is -30 - 100°C. In addition, the size of the 3M tape is: 545mm * 100m, and the shelf life of the 3M tape is 12 months;

[0043] Cutting step: Use a CCD camera to take positioning points A, B, C, and D on the silicone sheet after lamination treatment (the positioning points A, B, C, and D are connected in sequence to form a quadrilateral). The connection line between positioning point A and positioning point C is line E, the connection line between positioning point B and positioning point D is line F, and the intersection point between line E and line F is the coordinate origin G(0, 0). Input the specification parameters (W = 80mm, L = 100mm), and calculate the length in the X direction and the length in the Y direction based on the input specification parameters (W = 80mm, L = 100mm) with the coordinate origin G(0, 0) (at this time, the length in the X direction is X = 0.5W, and the length in the Y direction is Y = 0.5L). Then, use a laser cutting machine to cut the silicone sheet based on the length in the X direction and the length in the Y direction to obtain the cut silicone sheet. After testing, the width of the silicone sheet is W = 2X = 80.01mm, and the length of the silicone sheet is L = 2Y = 100.02mm.

[0044] Testing step: Put the cut silicone sheet into a testing fixture for testing.

[0045] Glass laminating step: Laminate the tested silicone sheet on a glass sheet. Among them, the adhesion force F1 between the silicone sheet and the 3M tape is ≥2500gf / 25.4mm, and the adhesion force F2 between the silicone sheet and the glass sheet is ≥2300gf / 25.4mm.

[0046] Example 2

[0047] The differences from Example 1 are the molding and vulcanization step and the cutting step, which are specifically as follows.

[0048] Molding and vulcanization step: Under the action of external force, the upper mold of solid silicone presses down, causing the liquid silicone raw material to be sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone. At this time, the temperature of the surface of the lower mold of solid silicone is 122 °C, the temperature of the surface of the upper mold of solid silicone is 127 °C, the pressure on the liquid silicone raw material sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone is 105 Pa, the time of this process is 16 s, and finally a silicone sheet is obtained. After testing, the thickness of this silicone sheet is 0.62 mm;

[0049] Cutting step: Input the specification parameters (W = 82 mm, L = 102 mm), and calculate the length in the X direction and the length in the Y direction with the coordinate origin G(0, 0) according to the input specification parameters (W = 82 mm, L = 102 mm) (at this time, the length in the X direction is X = 0.5W, and the length in the Y direction is Y = 0.5L). Then, use a laser cutting machine to cut the silicone sheet based on the length in the X direction and the length in the Y direction, and obtain the cut silicone sheet. After testing, the width of this silicone sheet is W = 2X = 81.99 mm, and the length of this silicone sheet is L = 2Y = 102.03 mm.

[0050] Example 3

[0051] The difference from Example 1 lies in the molding and vulcanization steps and the cutting steps, which are specifically as follows.

[0052] Molding and vulcanization step: Under the action of external force, the upper mold of solid silicone presses down, causing the liquid silicone raw material to be sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone. At this time, the temperature of the surface of the lower mold of solid silicone is 127 °C, the temperature of the surface of the upper mold of solid silicone is 132 °C, the pressure on the liquid silicone raw material sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone is 110 Pa, the time of this process is 17 s, and finally a silicone sheet is obtained. After testing, the thickness of this silicone sheet is 0.61 mm;

[0053] Cutting step: Input the specification parameters (W = 81 mm, L = 102 mm), and calculate the length in the X direction and the length in the Y direction with the coordinate origin G(0, 0) according to the input specification parameters (W = 81 mm, L = 102 mm) (at this time, the length in the X direction is X = 0.5W, and the length in the Y direction is Y = 0.5L). Then, use a laser cutting machine to cut the silicone sheet based on the length in the X direction and the length in the Y direction, and obtain the cut silicone sheet. After testing, the width of this silicone sheet is W = 2X = 81.02 mm, and the length of this silicone sheet is L = 2Y = 101.98 mm.

[0054] Example 4

[0055] The difference from Example 1 lies in the molding and vulcanization steps and the cutting steps, which are specifically as follows.

[0056] Molding and vulcanization step: Under the action of external force, the upper mold of solid silicone presses down, causing the liquid silicone raw material to be sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone. At this time, the temperature of the surface of the lower mold of solid silicone is 137 °C, the temperature of the surface of the upper mold of solid silicone is 142 °C, the pressure exerted on the liquid silicone raw material sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone is 115 Pa, the time of this process is 17 s, and finally a silicone sheet is obtained. After testing, the thickness of this silicone sheet is 0.605 mm;

[0057] Cutting step: Input the specification parameters (W = 83 mm, L = 101 mm), calculate the length in the X direction and the length in the Y direction based on the input specification parameters (W = 83 mm, L = 101 mm) with the coordinate origin G(0, 0) (at this time, the length in the X direction is X = 0.5W, and the length in the Y direction is Y = 0.5L), and then use a laser cutting machine to cut the silicone sheet according to the length in the X direction and the length in the Y direction as the standard, obtaining a cut silicone sheet. After testing, the width of this silicone sheet is W = 2X = 83.00 mm, and the length of this silicone sheet is L = 2Y = 101.03 mm.

[0058] Example 5

[0059] The differences from Example 1 are the molding and vulcanization steps and the cutting steps, which are specifically as follows.

[0060] Molding and vulcanization step: Under the action of external force, the upper mold of solid silicone presses down, causing the liquid silicone raw material to be sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone. At this time, the temperature of the surface of the lower mold of solid silicone is 142 °C, the temperature of the surface of the upper mold of solid silicone is 147 °C, the pressure exerted on the liquid silicone raw material sandwiched between the surface of the lower mold of solid silicone and the surface of the upper mold of solid silicone is 120 Pa, the time of this process is 17 s, and finally a silicone sheet is obtained. After testing, the thickness of this silicone sheet is 0.604 mm;

[0061] Cutting step: Input the specification parameters (W = 83 mm, L = 103 mm), calculate the length in the X direction and the length in the Y direction based on the input specification parameters (W = 83 mm, L = 103 mm) with the coordinate origin G(0, 0) (at this time, the length in the X direction is X = 0.5W, and the length in the Y direction is Y = 0.5L), and then use a laser cutting machine to cut the silicone sheet according to the length in the X direction and the length in the Y direction as the standard, obtaining a cut silicone sheet. After testing, the width of this silicone sheet is W = 2X = 83.02 mm, and the length of this silicone sheet is L = 2Y = 102.99 mm.

[0062] The production process of such an ultra-thin silicone mouse pad includes the following steps. Injection step: Select liquid silicone raw materials and evenly drop them on the surface of the solid silicone lower mold. Molding and vulcanization step: Under the action of external force, the solid silicone upper mold presses down, so that the liquid silicone raw materials are sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold. At this time, the temperature of the surface of the solid silicone lower mold is 122°-142°, the temperature of the surface of the solid silicone upper mold is 127°-147°, the pressure received by the liquid silicone raw materials sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100-120 Pa, and the time of this process is 15-25 s. Finally, a silicone sheet is obtained. Spraying step: Place the obtained silicone sheet in a suspension rack, evenly spray a treatment agent with a spray gun, and then stand still for at least 15 minutes. Laminating step: Laminate the sprayed silicone sheet and 3M glue together and place them in a laminating machine for laminating treatment. The temperature of the laminating treatment is 33-37°. Cutting step: Take positioning points A, B, C, and D on the silicone sheet after laminating treatment through a CCD camera. The connection line between positioning point A and positioning point C is line E, the connection line between positioning point B and positioning point D is line F, and the intersection point between line E and line F is the coordinate origin G. Input the specification parameters, calculate the length in the X direction and the length in the Y direction based on the input specification parameters with the coordinate origin G, and then cut the silicone sheet with a laser cutter according to the length in the X direction and the length in the Y direction as the standard. Detection step: Put the cut silicone sheet into a detection fixture for detection. Glass pasting step: Paste the detected silicone sheet on a glass sheet. When using the production process of this ultra-thin silicone mouse pad, a silicone sheet with uniform thickness is obtained in the molding and vulcanization step, and the thickness tolerance of the obtained silicone sheet is within ±0.05 MM. In the cutting step, a silicone sheet that meets the specification size is obtained according to the input specification parameters, and the specification size tolerance of the silicone sheet is within ±0.05 MM, solving the problems in the prior art that the thickness of the silicone pad is uneven and inaccurate during molding, and the specification size is inaccurate during cutting of the silicone pad.

[0063] Obviously, the embodiments described above are only a part of the embodiments of the present application, rather than all the embodiments. The preferred embodiments of the present application are given in the drawings, but they do not limit the patent scope of the present application. The present application can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosed content of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing specific embodiments, or perform equivalent replacements on some of the technical features. Any equivalent structure made by using the description of the present application and the content of the drawings, directly or indirectly applied in other related technical fields, is equally within the scope of the patent protection of the present application.

Claims

1. A production process of an ultra-thin silicone mouse pad, characterized in that, It includes the following steps: Material injection step: Select the liquid silicone raw material and evenly drop it on the surface of the solid silicone lower mold. Molding and vulcanization step: Under the action of external force, the solid silicone upper mold presses down, so that the liquid silicone raw material is sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold. At this time, the temperature of the surface of the solid silicone lower mold is 122°-142°, the temperature of the surface of the solid silicone upper mold is 127°-147°, the pressure received by the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100-120 Pa, and the time of this process is 15-25 s. Finally, a silicone sheet is obtained. Spraying step: Place the obtained silicone sheet in a suspension rack, evenly spray the treatment agent with a spray gun, and then stand still for at least 15 minutes. Laminating step: Bond the sprayed silicone sheet and the 3M tape together and place them in a laminating machine for laminating treatment. The temperature of the laminating treatment is 33-37°. Cutting step: Take positioning points A, B, C, and D on the silicone sheet after laminating treatment through a CCD camera. The line connecting positioning point A and positioning point C is line E, the line connecting positioning point B and positioning point D is line F, and the intersection point between line E and line F is the coordinate origin G. Input the specification parameters, calculate the length in the X direction and the length in the Y direction based on the coordinate origin G according to the input specification parameters, and then cut the silicone sheet with a laser cutter based on the length in the X direction and the length in the Y direction as the standard.

2. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, It also includes an inspection step: Put the cut silicone sheet into an inspection fixture for inspection.

3. The production process of an ultra-thin silicone mouse pad as described in claim 2, characterized in that, It also includes a glass pasting step: Bond the inspected silicone sheet on a glass sheet.

4. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the molding and vulcanization step: The temperature of the surface of the solid silicone lower mold is 132°, the temperature of the surface of the solid silicone upper mold is 137°, the pressure received by the liquid silicone raw material sandwiched between the surface of the solid silicone lower mold and the surface of the solid silicone upper mold is 100 Pa, and the time of this process is 15 s.

5. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the molding and vulcanization step: The thickness of the finally obtained silicone sheet is 0.6 mm.

6. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the spraying step; The main components of the treatment agent are composed of ethanol, xylene, ethylene glycol monobutyl ether, and silane coupling agent copolymer. In the laminating step: The model of the 3M tape is 9448A type 3M tape.

7. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the laminating step: The thickness of the 3M tape is 140-160 microns, and the high-temperature resistance range of the 3M tape is -30-100 °C.

8. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the laminating step: The temperature of the laminating treatment is 35°.

9. The production process of an ultra-thin silicone mouse pad as described in claim 3, characterized in that, The adhesion force F1 between the silicone sheet and the 3M tape is ≥2500 gf / 25.4 mm, and the adhesion force F2 between the silicone sheet and the glass sheet is ≥2300 gf / 25.4 mm.

10. The production process of an ultra-thin silicone mouse pad as described in claim 1, characterized in that, In the cutting step: Positioning points A, B, C, and D are connected in sequence to form a quadrilateral.

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