Backlight plate shading adhesive tape pasting device

Abstract

The invention discloses a backlight plate shading adhesive tape pasting device and relates to the technical field of backlight plate shading adhesive tape pasting, the backlight plate shading adhesive tape pasting device comprises a base and a backlight plate body, a frame is fixedly installed above the base, and a first motor is fixedly installed on the side face of the frame; a first screw rod is fixedly installed at the output end of the first motor, a supporting plate is slidably installed on the surface of the first screw rod, a second motor is fixedly installed above the supporting plate, a second screw rod is fixedly installed at the output end of the second motor, and a pasting device used for pasting a backlight plate body is arranged on the surface of the second screw rod. Comprising a fixing plate, a vertical plate is fixedly installed on the side face of the fixing plate, a cutter is slidably installed on the side face of the vertical plate, and the adhesive tape can be cut when the cutter moves downwards, so that the production efficiency is improved, waste is reduced, the attaching density is improved, and cost and waste can be reduced.

Description

Technical Field

[0001] The invention relates to the technical field of backlight plate shading tape pasting, in particular to a backlight plate shading tape pasting device. Background Art

[0002] The backlight panel shading tape pasting device is a device used to accurately paste shading tape, which is usually used in the production process of display products such as liquid crystal displays (LCDs), TV screens, backlight modules, etc. This device is mainly used to paste shading tape on the backlight panel. The shading tape is used for light control of the screen to ensure uniform light distribution and prevent excessive light leakage or interference.

[0003] The patent with the announcement number CN213399133U relates to a backlight panel shading tape pasting device, including an operating table, on which a backlight panel placement area is provided; a plurality of fixing columns are respectively provided on both sides of the longitudinal direction of the backlight panel placement area; a positioning block is provided on one side of the transverse direction of the backlight panel placement area; a positioning column is provided on the other side of the transverse direction of the backlight panel placement area for fixing the shading tape; hollow parts are provided on both sides of the longitudinal direction of the backlight panel placement area for placing and taking products. The pasting device of this patent is based on the shape of the product and the shading tape to fix the assembly position and prevent displacement; it can minimize the defects caused by the deviation of the shading tape pasting, improve productivity, and reduce the light leakage defects when the finished product is lit for inspection; the pasting device is made of PEEK material to reduce defects such as edge damage and cracks caused by bumps.

[0004] In the above patent, the shape of the product and the shading tape is used as the basis to fix the assembly position and prevent displacement; the defects caused by the deviation of the shading tape pasting can be minimized; however, if the shading tape is not accurately cut, it may lead to poor effect during pasting and affect work efficiency. Therefore, a backlight panel shading tape pasting device with a cutting device is designed. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a backlight panel shading tape sticking device, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a backlight panel shading tape pasting device, comprising a base and a backlight panel body, a frame is fixedly installed on the top of the base, a motor 1 is fixedly installed on the side of the frame, a screw rod 1 is fixedly installed on the output end of the motor 1, a support plate is slidably installed on the surface of the screw rod 1, a motor 2 is fixedly installed on the top of the support plate, a screw rod 2 is fixedly installed on the output end of the motor 2, and a pasting device for pasting the backlight panel body is arranged on the surface of the screw rod 2, comprising a fixing plate, the fixing plate is fixedly installed on the top of the frame, a vertical plate is fixedly installed on the side of the fixing plate, and the A cutter is slidably installed on the side of the vertical plate, a connecting shaft 1 is fixedly installed on the side of the cutter, a connecting rod 1 is fixedly installed on the circumferential surface of the connecting shaft 1, a slide plate is slidably installed on the surface of the spiral rod 2, a placement plate is fixedly installed on the side of the slide plate, a fixing device for clamping and fixing the backlight panel body is provided on the side of the placement plate, a cleaning device for cleaning the backlight panel body is provided above the base, the downward movement of the connecting rod 1 in the direction away from the motor 1 will drive the connecting shaft 1 to move downward in the direction away from the motor 1, the downward movement of the connecting shaft 1 in the direction away from the motor 1 will drive the cutter to move downward in the inner wall of the slide groove, and the cutter will cut the tape when it moves downward.

[0007] According to the above technical solution, a slide groove is provided on the side of the vertical plate, and the cutter is slidably connected to the inside of the slide groove. The downward movement of the connecting shaft 1 away from the motor 1 will drive the cutter to move downward in the inner wall of the slide groove.

[0008] According to the above technical solution, the other end of the connecting rod 1 is fixedly connected to the side of the frame away from the end of the connecting shaft 1, and the slide plate is slidably connected to the side of the support plate. The downward movement of the connecting rod 1 in the direction away from the motor 1 will drive the connecting shaft 1 to move downward in the direction away from the motor 1.

[0009] According to the above technical solution, the fixing device includes an L-shaped plate, which is fixedly installed on the side of the placement plate, a connecting plate is fixedly installed on the top of the base, a clamping plate is slidably installed on the top of the base, a connecting shaft 2 is fixedly installed on the side of the placement plate, a connecting rod 2 is fixedly installed on the circumferential surface of the connecting shaft 2, and a limiting plate is fixedly installed on the top of the base. When the L-shaped plate moves downward, it will contact and squeeze the side of the clamping plate. When the clamping plate is squeezed, it will move to the end away from the connecting plate and clamp and fix the backlight panel body.

[0010] According to the above technical solution, a telescopic elastic rod is arranged between the connecting plate and the clamping plate, and the other end of the connecting rod 2 is fixedly connected to the side of the extrusion plate away from the end of the connecting shaft 2. The upward movement of the connecting shaft 2 will drive the surface connecting rod 2 to move upward.

[0011] According to the above technical solution, a groove is provided on the side of the limiting plate, and the extrusion plate is slidably connected to the inside of the groove. When the extrusion plate moves downward away from the telescopic elastic rod, it will scrape the surface of the pasted backlight panel body.

[0012] According to the above technical scheme, the cleaning device includes a mounting plate, the mounting plate is fixedly mounted on the side of the base, a recycling box is slidably mounted on the surface of the mounting plate, a square plate is fixedly mounted above the base, a T-shaped plate is slidably penetrated on the surface of the square plate, a sweeping plate is slidably mounted on the surface of the square plate, a tooth block 1 is fixedly mounted on the side of the sweeping plate, a fixed shaft is fixedly mounted on the side of the mounting plate, a gear is rotatably mounted on the circumferential surface of the fixed shaft, a pressure plate is slidably mounted inside the recycling box, a tooth block 2 is fixedly mounted on the side of the pressure plate, and the downward movement of the T-shaped plate will drive the sweeping plate to start moving downward, and when the sweeping plate moves downward, it will contact the surface of the backlight panel body, and the backlight panel body is manually pushed to move in the direction away from the square plate.

[0013] According to the above technical solution, the tooth block 1 is meshed with the gear, and the gear is meshed with the tooth block 2. The rotation of the gear will mesh with the tooth block 2 on the side of the pressure plate to move upward and drive the pressure plate to move upward.

[0014] The present invention provides a backlight panel shading tape pasting device, which has the following beneficial effects: (1) The backlight panel shading tape pasting device, through the setting of the pasting device, through the cooperation between the fixed plate, the vertical plate, the slide groove, the cutter, the connecting shaft 1, the connecting rod 1, the slide plate and the placement plate, the connection shaft 1 moves downward in the direction away from the motor 1, which will drive the cutter to move downward in the inner wall of the slide groove. When the cutter moves downward, the tape will be cut, which is convenient for subsequent direct pasting on the backlight panel body, thereby improving production efficiency, reducing waste, and increasing the bonding density. It can also reduce costs and waste, improve the level of automation, and ensure the consistency and accuracy of the product. The placement plate moves downward and drives the tape on the surface to move downward, and pastes the backlight panel body, which can not only improve the pasting accuracy and production efficiency, but also reduce waste and ensure product quality.

[0015] (2) The backlight panel shading tape pasting device, through the setting of the fixing device, cooperates with the L-shaped plate, the connecting plate, the telescopic spring rod and the clamping plate. When the placement plate moves downward, it will drive the L-shaped plate on its side to move downward. When the L-shaped plate moves downward, it will contact and squeeze the side of the clamping plate. When the clamping plate is squeezed, it will move to the end away from the connecting plate and clamp the backlight panel body to prevent shaking during pasting, resulting in poor pasting effect, thereby improving accuracy, reducing production errors, and improving production efficiency. It can also improve production safety and reduce labor costs.

[0016] (3) The backlight panel shading tape pasting device, through the setting of the compacting device, operates through the cooperation between the connecting shaft 2, the connecting rod 2, the extrusion plate and the limit plate. When the extrusion plate moves downward toward the end away from the telescopic elastic rod, it will scrape and level the surface of the backlight panel body that has been pasted to prevent bubbles from being left behind, which helps to ensure the close adhesion between the tape and the backlight panel, improve the shading effect, reduce the generation of defective products, and improve production efficiency, ultimately ensuring the quality and performance of the product.

[0017] (4) The backlight panel shading tape pasting device, through the setting of the cleaning device, through the coordinated operation of the mounting plate, the recycling box, the square plate, the T-shaped plate, the sweeping plate, the tooth block 1, the fixed shaft, the gear, the pressure plate, and the tooth block 2, manually pushes the backlight panel body to move downward in the direction away from the square plate. The sweeping plate will clean and scrape the surface of the backlight panel body, which can significantly improve the adhesion of the tape, the shading effect and the appearance quality of the product, and avoid production defects caused by impurities. When the tooth block 2 moves downward, it will drive the pressure plate to move downward. When the pressure plate moves downward, it will compact the garbage inside the recycling box, which can not only improve the cleanliness of the production environment and the reliability of the equipment, but also ensure the quality of the tape pasting, reduce defective products in production, and improve the overall production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural schematic diagram of a connecting rod 1 and a spiral rod 1 of the present invention; Figure 3 It is a schematic diagram of the structure of the extrusion plate and the limiting plate of the present invention; Figure 4 It is a structural schematic diagram of the spiral rod 2 and the slide plate of the present invention; Figure 5 It is a schematic diagram of the structure of the sweeping plate and the square plate of the present invention; Figure 6 For the present invention Figure 5 The structural diagram of the enlarged part A in the middle; Figure 7 It is a structural schematic diagram of the pressing plate and the recovery box of the present invention.

[0019] In the figure: 1. base; 2. frame; 3. motor 1; 4. screw rod 1; 5. support plate; 6. motor 2; 7. screw rod 2; 8. backlight body; 91. fixed plate; 92. vertical plate; 93. slide groove; 94. cutter; 95. connecting shaft 1; 96. connecting rod 1; 97. slide plate; 98. placement plate; 101. L-shaped plate; 102. connecting plate; 103. telescopic elastic rod; 104. clamping plate; 105. connecting shaft 2; 106. connecting rod 2; 107. extrusion plate; 108. limit plate; 201. installation plate; 202. recycling box; 203. square plate; 204. T-shaped plate; 205. sweeping plate; 206. tooth block 1; 207. fixed shaft; 208. gear; 209. pressure plate; 210. tooth block 2. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 7 An embodiment of the present invention is: a backlight panel shading tape pasting device, comprising a base 1 and a backlight panel body 8, a frame 2 is fixedly installed on the top of the base 1, a motor 3 is fixedly installed on the side of the frame 2, a screw rod 4 is fixedly installed on the output end of the motor 3, a support plate 5 is slidably installed on the surface of the screw rod 4, a motor 2 6 is fixedly installed on the top of the support plate 5, a screw rod 2 7 is fixedly installed on the output end of the motor 2 6, and a pasting device for pasting the backlight panel body 8 is provided on the surface of the screw rod 2 7, comprising a fixing plate 91, the fixing plate 91 is fixedly installed on the top of the frame 2, a vertical plate 92 is fixedly installed on the side of the fixing plate 91, and a cutter 94 is slidably installed on the side of the vertical plate 92, A connecting shaft 95 is fixedly installed on the side of the cutter 94, a connecting rod 96 is fixedly installed on the circumferential surface of the connecting shaft 95, a slide plate 97 is slidably installed on the surface of the spiral rod 7, a placement plate 98 is fixedly installed on the side of the slide plate 97, a fixing device for clamping and fixing the backlight panel body 8 is provided on the side of the placement plate 98, and a cleaning device for cleaning the backlight panel body 8 is provided above the base 1. The downward movement of the connecting rod 96 in the direction away from the motor 3 will drive the connecting shaft 95 to move downward in the direction away from the motor 3. The downward movement of the connecting shaft 95 in the direction away from the motor 3 will drive the cutter 94 to move downward in the inner wall of the slide groove 93, and the cutter 94 will cut the tape when it moves downward.

[0022] A slide groove 93 is provided on the side of the vertical plate 92, and the cutter 94 is slidably connected to the inside of the slide groove 93. When the connecting shaft 95 moves downward in a direction away from the motor 3, the cutter 94 will move downward in the inner wall of the slide groove 93.

[0023] The other end of the connecting rod 96 is fixedly connected to the side of the frame 2 away from the end of the connecting shaft 95, and the slide plate 97 is slidably connected to the side of the support plate 5. The downward movement of the connecting rod 96 away from the motor 3 will drive the connecting shaft 95 to move downward away from the motor 3.

[0024] When this embodiment works: when in use, the tape is placed on the surface of the placement plate 98, and then the motor 3 is started. The output end of the motor 3 rotates to drive the spiral rod 4 to start rotating. When the spiral rod 4 rotates, it will drive the support plate 5 to move toward the end away from the motor 3. When the support plate 5 moves toward the end away from the motor 3, it will drive the side connecting rod 96 to move downward in the direction away from the motor 3. At the same time, the connecting rod 96 moves downward in the direction away from the motor 3, which will drive the connecting shaft 95 to move downward in the direction away from the motor 3. The connecting shaft 95 moves downward in the direction away from the motor 3, which will drive the cutter 94 to move downward in the inner wall of the slide groove 93. When the cutter 94 moves downward, it will cut the tape, which is convenient for subsequent Directly pasting the backlight panel body 8 can improve production efficiency, reduce waste, increase the bonding density, reduce costs and waste, improve the level of automation, and ensure the consistency and accuracy of the product. Subsequently, starting the motor 2 6, the output end of the motor 2 6 rotates to drive the screw rod 2 7 to start rotating, and the rotation of the screw rod 2 7 will drive the slide plate 97 on the surface to start moving downward. When the slide plate 97 moves downward, it will also drive the side placement plate 98 to move downward. The placement plate 98 moves downward and drives the surface tape to move downward, and pasting the backlight panel body 8 can not only improve the pasting accuracy and production efficiency, but also reduce waste, ensure product quality, optimize the production process, and thus improve production efficiency while ensuring high quality.

[0025] See also Figure 1-Figure 7 On the basis of the above embodiment, in another embodiment of the present invention, the fixing device includes an L-shaped plate 101, the L-shaped plate 101 is fixedly installed on the side of the placement plate 98, a connecting plate 102 is fixedly installed above the base 1, a clamping plate 104 is slidably installed above the base 1, a connecting shaft 2 105 is fixedly installed on the side of the placement plate 98, a connecting rod 2 106 is fixedly installed on the circumferential surface of the connecting shaft 2 105, and a limiting plate 108 is fixedly installed above the base 1. When the L-shaped plate 101 moves downward, it will contact and squeeze the side of the clamping plate 104. When the clamping plate 104 is squeezed, it will move to the end away from the connecting plate 102 and clamp and fix the backlight panel body 8.

[0026] A telescopic elastic rod 103 is arranged between the connecting plate 102 and the clamping plate 104. The other end of the connecting rod 106 is fixedly connected to the side of the extrusion plate 107 away from the end of the connecting shaft 105. The upward movement of the connecting shaft 105 will drive the surface connecting rod 106 to move upward.

[0027] A groove is formed on the side of the limiting plate 108, and the extrusion plate 107 is slidably connected to the inside of the groove. When the extrusion plate 107 moves downward toward the end away from the limiting plate 108, it will scrape and level the surface of the pasted backlight plate body 8.

[0028] The cleaning device includes a mounting plate 201, which is fixedly mounted on the side of the base 1, a recycling box 202 is slidably mounted on the surface of the mounting plate 201, a square plate 203 is fixedly mounted above the base 1, a T-shaped plate 204 is slidably penetrated on the surface of the square plate 203, a sweeping plate 205 is slidably mounted on the surface of the square plate 203, a tooth block 1 206 is fixedly mounted on the side of the sweeping plate 205, a fixed shaft 207 is fixedly mounted on the side of the mounting plate 201, a gear 208 is rotatably mounted on the circumferential surface of the fixed shaft 207, a pressing plate 209 is slidably mounted inside the recycling box 202, a tooth block 210 is fixedly mounted on the side of the pressing plate 209, the downward movement of the T-shaped plate 204 will drive the sweeping plate 205 to start moving downward, and when the sweeping plate 205 moves downward, it will contact the surface of the backlight panel body 8, and the backlight panel body 8 is manually pushed to move downward in a direction away from the square plate 203.

[0029] The tooth block 1 206 meshes with the gear 208 , and the gear 208 meshes with the tooth block 210 . The rotation of the gear 208 will mesh with the tooth block 210 on the side of the pressure plate 209 to move upward and drive the pressure plate 209 to move upward.

[0030] When the present embodiment is working: at the same time, when the placement plate 98 moves downward, it will drive the L-shaped plate 101 on its side to move downward. When the L-shaped plate 101 moves downward, it will contact the side of the extrusion clamping plate 104. When the clamping plate 104 is squeezed, it will move to the end away from the connecting plate 102, and clamp the backlight plate body 8 to prevent shaking during pasting, resulting in poor pasting effect, improve accuracy, reduce production errors, improve production efficiency, and also improve production safety and reduce labor costs. When pasting is completed, the placement plate 98 will move upward under the action of the spiral rod 7, and the placement plate 9 The upward movement of 8 will drive the connecting shaft 2 105 on the side to move upward, and the upward movement of the connecting shaft 2 105 will drive the connecting rod 2 106 on the surface to move upward, and the upward movement of the connecting rod 2 106 will drive the extrusion plate 107 to move downward in the direction of the inner wall of the groove on the side of the limiting plate 108. When the extrusion plate 107 moves downward toward the end away from the limiting plate 108, it will scrape and level the surface of the backlight panel body 8 that has been pasted to prevent bubbles from being left behind, which helps to ensure the close adhesion between the tape and the backlight panel, enhance the shading effect, reduce the generation of defective products, and can improve production efficiency, ultimately ensuring the quality and performance of the product.

[0031] At the same time, when the next backlight panel body 8 begins to enter the pasting device, the backlight panel body 8 is placed under the scanning plate 205, and the T-shaped plate 204 is pressed downward manually. The downward movement of the T-shaped plate 204 will drive the scanning plate 205 to start moving downward. When the scanning plate 205 moves downward, it will contact the surface of the backlight panel body 8, and the backlight panel body 8 is manually pushed downward in the direction away from the square plate 203. The scanning plate 205 will clean and scrape the surface of the backlight panel body 8, which can significantly improve the adhesion of the tape, the shading effect and the appearance quality of the product, avoid production defects caused by impurities, and increase the efficiency of the production line and the reliability of the product. At the same time, when the scanning plate 205 moves downward, it will drive the side tooth block 206 to move downward, and the tooth block 206 will move downward. When it moves downward, it will engage with gear 208 and drive it to rotate. The rotation of gear 208 will engage with tooth block 210 on the side of pressure plate 209 to move upward and drive pressure plate 209 to move upward. When cleaning is completed, sweeping plate 205 will move upward. When sweeping plate 205 moves upward, it will drive tooth block 1 206 to move upward. When tooth block 1 206 moves upward, it will engage with gear 208 to rotate. The rotation of gear 208 will engage with tooth block 210 to move downward. When tooth block 210 moves downward, it will drive pressure plate 209 to move downward. When pressure plate 209 moves downward, it will compact the garbage inside recycling box 202, which can not only improve the cleanliness of the production environment and the reliability of the equipment, but also ensure the quality of tape pasting, reduce defective products in production, and improve overall production efficiency.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A backlight panel shading tape pasting device, comprising a base (1) and a backlight panel body (8), characterized in that: A frame (2) is fixedly mounted above the base (1), a motor 1 (3) is fixedly mounted on the side of the frame (2), a screw rod 1 (4) is fixedly mounted on the output end of the motor 1 (3), a support plate (5) is slidably mounted on the surface of the screw rod 1 (4), a motor 2 (6) is fixedly mounted above the support plate (5), a screw rod 2 (7) is fixedly mounted on the output end of the motor 2 (6), a sticking device for sticking a backlight panel body (8) is provided on the surface of the screw rod 2 (7), and the fixing plate (91) is fixedly mounted above the frame (2). A vertical plate (92) is fixedly mounted on the side of the fixed plate (91), a cutter (94) is slidably mounted on the side of the vertical plate (92), a connecting shaft (95) is fixedly mounted on the side of the cutter (94), a connecting rod (96) is fixedly mounted on the circumferential surface of the connecting shaft (95), a slide plate (97) is slidably mounted on the surface of the spiral rod (7), a placement plate (98) is fixedly mounted on the side of the slide plate (97), a fixing device for clamping and fixing a backlight panel body (8) is provided on the side of the placement plate (98), and a cleaning device for cleaning the backlight panel body (8) is provided above the base (1).

2. The backlight panel shading tape sticking device according to claim 1, characterized in that: A sliding groove (93) is provided on the side of the vertical plate (92), and the cutting knife (94) is slidably connected to the inside of the sliding groove (93).

3. The backlight panel shading tape sticking device according to claim 2, characterized in that: The other end of the connecting rod 1 (96) away from the end of the connecting shaft 1 (95) is fixedly connected to the side of the frame (2), and the slide plate (97) is slidably connected to the side of the support plate (5).

4. The backlight panel shading tape sticking device according to claim 3, characterized in that: The fixing device comprises an L-shaped plate (101), wherein the L-shaped plate (101) is fixedly mounted on the side of the placement plate (98), a connecting plate (102) is fixedly mounted above the base (1), a clamping plate (104) is slidably mounted above the base (1), a second connecting shaft (105) is fixedly mounted on the side of the placement plate (98), a second connecting rod (106) is fixedly mounted on the circumferential surface of the second connecting shaft (105), and a limiting plate (108) is fixedly mounted above the base (1).

5. The backlight panel shading tape sticking device according to claim 4, characterized in that: A telescopic elastic rod (103) is provided between the connecting plate (102) and the clamping plate (104), and the other end of the second connecting rod (106) away from the end of the second connecting shaft (105) is fixedly connected to the side surface of the extrusion plate (107).

6. The backlight panel shading tape sticking device according to claim 5, characterized in that: A groove is provided on the side of the limiting plate (108), and the pressing plate (107) is slidably connected to the inside of the groove.

7. The backlight panel shading tape sticking device according to claim 6, characterized in that: The cleaning device comprises a mounting plate (201), wherein the mounting plate (201) is fixedly mounted on the side of a base (1), a recycling box (202) is slidably mounted on the surface of the mounting plate (201), a square plate (203) is fixedly mounted above the base (1), a T-shaped plate (204) is slidably penetrated through the surface of the square plate (203), a sweeping plate (205) is slidably mounted on the surface of the square plate (203), a tooth block 1 (206) is fixedly mounted on the side of the sweeping plate (205), a fixed shaft (207) is fixedly mounted on the side of the mounting plate (201), a gear (208) is rotatably mounted on the circumferential surface of the fixed shaft (207), a pressing plate (209) is slidably mounted inside the recycling box (202), and a tooth block 2 (210) is fixedly mounted on the side of the pressing plate (209).

8. The backlight panel shading tape sticking device according to claim 7, characterized in that: The tooth block 1 (206) meshes with the gear (208), and the gear (208) meshes with the tooth block 2 (210).

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