LCD (Liquid Crystal Display) dispensing machine capable of accurately dispensing

Abstract

The utility model discloses an LCD (liquid crystal display) dispensing machine with accurate dispensing, which belongs to the technical field of LCD production equipment and comprises a connecting top plate, supporting side plates are fixedly connected to the left side and the right side of the bottom end of the connecting top plate, and a connecting bottom plate is fixedly connected to the bottom ends of the supporting side plates. A glue dispensing table is fixedly connected to the center of the top end of the connecting bottom plate, a sliding assembly is arranged in the glue dispensing table, a fixing assembly is arranged at the top end of the glue dispensing table, a moving assembly is arranged at the bottom end of the connecting top plate, and a glue dispensing assembly is arranged at the bottom end of the moving assembly. A storage box is fixedly connected to the dead center of the top end of the connecting top plate, a liquid inlet is formed in the top end of the storage box, and a dustproof cover is slidably connected to the top end of the liquid inlet. And therefore, the dispensing barrel and the display screen are driven to move up and down through the sliding assembly and the moving assembly, and the display screen is subjected to dispensing operation through the dispensing assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of LCD liquid crystal display screen production equipment, and in particular relates to an LCD liquid crystal display screen glue dispensing machine with precise glue dispensing. Background Art

[0002] Liquid crystal display, or LCD, is a flat ultra-thin display device, which consists of a certain number of color or black and white pixels, placed in front of a light source or a reflective surface. LCD has low power consumption, so it is favored by engineers and is suitable for electronic devices using batteries. Its main principle is to stimulate the liquid crystal molecules with electric current to produce points, lines, and surfaces to form a picture with the back light tube. The LED dispensing machine is a professional device for dispensing LED products. With the continuous maturity of dispensing machine technology, the products that can be applied are also increasing, mainly including the electronic lighting industry, mechanical hardware industry, automobile manufacturing industry and other production fields. The LED dispensing machine adopts a three-axis linkage and manual teaching box programming working mode, which is simple to operate and greatly improves the efficiency and accuracy of dispensing.

[0003] In the prior art, a manual dispensing machine for LCD liquid crystal display production with patent announcement number CN214812327U includes: a casing, a glue column, a travel switch and a magnetic block. The casing is provided with a limit ring, a limit block is fixed in the casing, a first battery is fixed on the side wall of the casing, an iron core is fixed on the side wall of the casing, the magnetic block is slidably connected to the side wall of the casing, and the travel switch is fixed on the casing.

[0004] The glue dispensing machine requires manual glue dispensing on the LCD screen one by one during the glue dispensing process. This operation is not only cumbersome but also has low glue dispensing accuracy, which can easily lead to glue dispensing failure and damage to the display screen, making it unusable. Therefore, a glue dispensing machine for LCD screen with accurate glue dispensing is needed to solve the problems existing in the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a glue dispensing machine for LCD liquid crystal display screen with accurate glue dispensing, so as to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a glue dispensing machine for an LCD display screen with precise glue dispensing, comprising a connecting top plate, the left and right sides of the bottom end of the connecting top plate are fixedly connected with supporting side plates, the bottom end of the supporting side plate is fixedly connected with a connecting bottom plate, the top center of the connecting bottom plate is fixedly connected with a glue dispensing platform, a sliding component is arranged inside the glue dispensing platform, a fixed component is arranged at the top of the glue dispensing platform, a moving component is arranged at the bottom end of the connecting top plate, a glue dispensing component is arranged at the bottom end of the moving component, a storage box is fixedly connected with the top center of the connecting top plate, a liquid inlet is arranged at the top of the storage box, and a dust cover is slidably connected to the top of the liquid inlet.

[0007] As a preferred embodiment, the sliding assembly includes a sliding groove, which is opened at the inner center of the dispensing table, and sliding grooves are opened on the left and right sides of the inner surface of the sliding groove. A rotating motor is fixedly connected to the rear center of the dispensing table, and a threaded rod is fixedly connected to the output end of the rotating motor. The threaded rod rotates in the sliding groove and is rotatably connected to the outer wall of the dispensing table, and a slider is slidably connected to the outer surface of the threaded rod.

[0008] The top end of the fixing plate is fixedly connected to the top of the sliding block, and the top of the fixing plate is fixedly connected to a baffle on the left and right sides of the top of the fixing plate, and a telescopic rod is fixedly connected to the inner side of the baffle, and the inner side of the telescopic rod is slidably connected to the support rod, and the inner bottom end of the inner side of the support rod is fixedly connected to a fixing seat, and the inner bottom end of the fixing seat is fixedly connected to a placing plate, and the top of the placing plate is provided with an adjusting groove, and the bottom end of the inner surface of the adjusting groove is fixedly connected to two symmetrically arranged springs, and the top ends of the two springs are fixedly connected to the fixing plate, and the inner top end of the fixing seat is fixedly connected to an abutting plate, and silicone sponges are all provided on the inner side of the fixing seat, the top end of the fixing plate and the bottom end of the abutting plate, and four silicone suction cups in a circular array are provided at the center of the top end of the fixing plate.

[0009] As a preferred embodiment, the moving component includes a driving motor, the bottom end of the driving motor is fixedly connected to the outer top end of the supporting side plate, the output end of the driving motor is fixedly connected to a screw rod, the screw rod passes through the left supporting side plate and is rotatably connected to the right supporting side plate, and the outer surface of the screw rod is slidably connected to a moving block.

[0010] As a preferred embodiment, the dispensing assembly includes a connecting hose and a hydraulic cylinder, the top end of the connecting hose passes through the connecting top plate and is connected to the interior of the storage box, the bottom end of the moving block is fixedly connected to the hydraulic cylinder, the bottom end of the hydraulic cylinder is slidably connected to a telescopic column, the bottom end of the telescopic column is fixedly connected to a connecting base, the bottom end of the connecting base is fixedly connected to a dispensing cylinder, the bottom end of the connecting hose passes through the side walls of both sides of the connecting base and extends to the interior and is fixedly connected to the dispensing cylinder, a glue cylinder is provided inside the dispensing cylinder, the connecting hose is connected to the glue cylinder, the bottom end of the glue cylinder is fixedly connected to a fixed ring, the bottom end of the glue cylinder is slidably connected to a dispensing needle, the outer surface of the dispensing needle is fixedly connected to a moving ring, the top end of the moving ring is fixedly connected to a telescopic spring, and the top end of the telescopic spring is fixedly connected to the bottom end of the fixed ring.

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

[0012] 1. Through the fixing assembly, the front of the LED LCD screen is made to face down and the two sides are placed on the upper end of the placement plate, so that the LED LCD screen is adsorbed by the silicone suction cup, so that the spring pushes the fixing plate to push the top of the LED LCD screen to connect with the abutment plate, so that the LED LCD screen is fixed up and down in the fixing seat, and the support rod is driven to slide inward through the telescopic rod, so that the support rod drives the fixing seat to slide inward and fix the LED LCD screen left and right, so that the glue dispensing of the LED LCD screen can be more accurate during the dispensing operation to prevent the glue from flowing out due to shaking, thereby improving the stability of the device, and through the silicone sponge arranged on the inner side of the fixing seat, the top of the fixing plate and the bottom of the abutment plate, the LED LCD screen will not be damaged due to excessive pressure when fixed, thereby reducing the damage rate of the LED LCD screen dispensing operation.

[0013] 2. Through the dispensing assembly, the dust cover is opened and an appropriate amount of glue is poured into the liquid inlet, so that the glue flows into the glue cylinder through the connecting hose, thereby starting the rotating motor, the driving motor and the hydraulic cylinder, so that the sliding assembly drives the fixed LED liquid crystal display to move forward and backward, so that the moving assembly drives the dispensing assembly at the bottom to move left and right, so that the telescopic column drives the dispensing cylinder to move up and down, thereby realizing the three-axis linkage to perform dispensing operation on the LED liquid crystal display, thereby improving the dispensing efficiency and dispensing accuracy of the device. 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 view structural schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the sliding assembly of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the fixing assembly of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the glue dispensing component of the utility model.

[0019] In the figure: 1, connecting top plate; 2, supporting side plate; 3, connecting bottom plate; 4, dispensing table; 5, sliding assembly; 501, sliding groove; 502, sliding groove; 503, rotating motor; 504, threaded rod; 505, slider; 6, fixing assembly; 601, fixing bottom plate; 602, baffle; 603, telescopic rod; 604, supporting rod; 605, fixing seat; 606, placing plate; 607, adjusting groove; 608, spring; 609, fixing plate; 610, abutting plate; 611, silicon Rubber sponge; 612, silicone suction cup; 7, moving assembly; 701, driving motor; 702, screw rod; 703, moving block; 8, storage box; 9, liquid inlet; 10, dust cover; 11, dispensing assembly; 1101, connecting hose; 1102, hydraulic cylinder; 1103, telescopic column; 1104, connecting base; 1105, dispensing cylinder; 1106, glue cylinder; 1107, fixed ring; 1108, dispensing needle; 1109, moving ring; 1110, telescopic spring. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with embodiments.

[0021] See also Figure 1-5 The utility model provides a glue dispensing machine for an LCD display screen with precise glue dispensing, comprising a connecting top plate 1, supporting side plates 2 are fixedly connected to the left and right sides of the bottom end of the connecting top plate 1, a connecting bottom plate 3 is fixedly connected to the bottom end of the supporting side plate 2, a glue dispensing platform 4 is fixedly connected to the top center of the connecting bottom plate 3, a sliding component 5 is arranged inside the glue dispensing platform 4, a fixed component 6 is arranged at the top of the glue dispensing platform 4, a moving component 7 is arranged at the bottom end of the connecting top plate 1, a glue dispensing component 11 is arranged at the bottom end of the moving component 7, a storage box 8 is fixedly connected to the top center of the top of the connecting top plate 1, a liquid inlet 9 is opened at the top end of the storage box 8, and a dust cover 10 is slidably connected to the top of the liquid inlet 9.

[0022] Further as Figure 1 , Figure 2 and Figure 3As shown, it is worth explaining in detail that the sliding component 5 includes a sliding groove 501, which is opened at the inner center of the dispensing table 4, and sliding grooves 502 are opened on the left and right sides of the inner surface of the sliding groove 501. A rotating motor 503 is fixedly connected at the rear center of the dispensing table 4, and a threaded rod 504 is fixedly connected to the output end of the rotating motor 503. The threaded rod 504 rotates in the sliding groove 501 and is rotatably connected to the outer wall of the dispensing table 4. A slider 505 is slidably connected to the outer surface of the threaded rod 504. Through the sliding component 5, the rotating motor 503 is started so that its output end drives the threaded rod 504 to rotate, so that the threaded rod 504 drives the slider 505 to move back and forth in the sliding groove 501, so that the slider 505 drives the LED liquid crystal display fixed on the top to move back and forth, so that the LED liquid crystal display can move back and forth at any time during the dispensing operation, thereby improving the convenience of the device.

[0023] Further as Figure 1 , Figure 2 and Figure 4As shown, it is worth specifically explaining that the fixing assembly 6 includes a fixing bottom plate 601, the bottom end of the fixing bottom plate 601 is fixedly connected to the top of the slider 505, the top left and right sides of the fixing bottom plate 601 are fixedly connected with baffles 602, the inner side of the baffle 602 is fixedly connected with a telescopic rod 603, the inner side of the telescopic rod 603 is slidably connected with a support rod 604, the inner bottom end of the support rod 604 is fixedly connected with a fixing seat 605, the inner bottom end of the fixing seat 605 is fixedly connected with a placement plate 606, and the placement plate An adjusting groove 607 is provided at the top of 606, and two symmetrically arranged springs 608 are fixedly connected to the bottom of the inner surface of the adjusting groove 607, and a fixing plate 609 is fixedly connected to the top of the two springs 608. A contact plate 610 is fixedly connected to the top of the inner side of the fixing seat 605, and a silicone sponge 611 is provided on the inner side of the fixing seat 605, the top of the fixing plate 609 and the bottom of the contact plate 610. Four silicone suction cups 612 in a circular array are provided at the center of the top of the fixed bottom plate 601. The fixing component 6 makes the LED liquid crystal display screen face down and puts both sides on the upper end of the placement plate 606, so that the LED liquid crystal display screen is adsorbed by the silicone suction cup 6120, so that the spring 608 pushes the fixing plate 609 to push the top of the LED liquid crystal display screen to connect with the abutment plate 610, so that the LED liquid crystal display screen is fixed up and down in the fixing seat 605, so that the support rod 604 is driven to slide inwardly through the telescopic rod 603, so that the support rod 604 drives the fixing seat 605 to slide inwardly and fix the LED liquid crystal display screen left and right, so that the glue dispensing of the LED liquid crystal display screen can be more accurate during the glue dispensing operation to prevent shaking from causing glue to flow out, thereby improving the stability of the device, and by arranging the silicone sponge 611 on the inner side of the fixing seat 605, the top of the fixing plate 609 and the bottom of the abutment plate 610, the LED liquid crystal display screen will not be damaged due to excessive pressure when fixed, thereby reducing the damage rate of the LED liquid crystal display screen glue dispensing operation.

[0024] Further as Figure 1 and Figure 2 As shown, it is worth explaining in detail that the moving component 7 includes a driving motor 701, the bottom end of the driving motor 701 is fixedly connected to the outer top end of the supporting side plate 2, the output end of the driving motor 701 is fixedly connected to a screw rod 702, the screw rod 702 passes through the left supporting side plate 2 and is rotatably connected to the right supporting side plate 2, the outer surface of the screw rod 702 is slidably connected to a moving block 703, and the driving motor 701 is started through the moving component 7 and its output end drives the screw rod 702 to rotate, so that the screw rod 702 drives the moving block 703 to move at the bottom end of the connecting top plate 1, so that the moving block 703 drives the dispensing cylinder 1105 at the bottom to move left and right, so that the dispensing cylinder 1105 can move left and right when dispensing glue on the LCD liquid crystal display screen, thereby improving the convenience of the device.

[0025] Further as Figure 1 , Figure 2 and Figure 5 As shown, it is worth specifically explaining that the glue dispensing component 11 includes a connecting hose 1101 and a hydraulic cylinder 1102. The top end of the connecting hose 1101 passes through the connecting top plate 1 and is connected to the interior of the storage box 8. The bottom end of the moving block 703 is fixedly connected to the hydraulic cylinder 1102. The bottom end of the hydraulic cylinder 1102 is slidably connected to the telescopic column 1103. The bottom end of the telescopic column 1103 is fixedly connected to the connecting base 1104. The bottom end of the connecting base 1104 is fixedly connected to the glue dispensing cylinder 1105. The bottom end of the connecting hose 1101 passes through the side walls of the connecting base 1104 and extends to the interior and is fixedly connected to the glue dispensing cylinder 1105. The glue dispensing cylinder 1105 is provided with a glue liquid cylinder 1106. The connecting hose 1101 is connected to the glue liquid cylinder 1106. The bottom end of the glue liquid cylinder 1106 is fixedly connected to a fixed ring 1107. The bottom end of the glue liquid cylinder 1106 is slidably connected to a glue dispensing needle. 1108. The outer surface of the dispensing needle 1108 is fixedly connected with a moving ring 1109, and the top of the moving ring 1109 is fixedly connected with a telescopic spring 1110. The top of the telescopic spring 1110 is fixedly connected to the bottom end of the fixed ring 1107. Through the dispensing component 11, the dust cover 10 is opened and a proper amount of glue is poured into the liquid inlet 9, so that the glue flows into the glue cylinder 1106 through the connecting hose 1101, thereby starting the rotating motor 503, the driving motor 701 and the hydraulic cylinder 1102, so that the sliding component 5 drives the fixed LED liquid crystal display to move forward and backward, so that the moving component 7 drives the bottom dispensing component 11 to move left and right, so that the telescopic column 1103 drives the dispensing cylinder 1105 to move up and down, thereby realizing the three-axis linkage to perform dispensing operation on the LED liquid crystal display, thereby improving the dispensing efficiency and dispensing accuracy of the device.

[0026] This solution has the following working process: first, the LED LCD screen that needs to be glued is placed face down, and fixed by the silicone suction cup 612, so that the support rod 604 is driven to slide inward by the telescopic rod 603, so that the support rod 604 drives the fixing seat 605 to move inward and fix the LED LCD screen left and right, so that the fixing plate 609 slides upward under the push of the spring 608 and the top of the LED LCD screen and the bottom of the abutment plate 610 abut each other, so that the LED LCD screen is fixed on the fixed bottom plate 601 up and down, left and right, so that the dust cover 10 is opened and a proper amount of glue is poured into the storage box 8 through the liquid inlet 9, so as to start the rotating motor 503 and the driving motor 701, so that the rotating motor 503 The output end drives the threaded rod 504 to rotate, so that the slider 505 drives the LED liquid crystal display screen fixed on the top to move forward and backward, so that the output end of the driving motor 701 drives the screw rod 702 to rotate, so that the moving block 703 drives the glue dispensing cylinder 1105 at the bottom to move left and right, thereby starting the hydraulic cylinder 1102 to push the telescopic column 1103 to move up and down, so that the telescopic column 1103 drives the glue dispensing cylinder 1105 to move downward, so that the bottom end of the glue dispensing needle 1108 contacts the position where glue is required, so that under the action of pressure, the telescopic spring 1110 is stretched upward, thereby driving the glue dispensing needle 1108 to slide upward, so that the glue liquid flows out along the glue dispensing needle 1108, so as to repeatedly move the position to perform the glue dispensing operation.

[0027] According to the above working process, it can be known that: through the fixing component 6, the front of the LED liquid crystal display screen is made to face downward and the two sides are placed on the upper end of the placement plate 606, so that the LED liquid crystal display screen is adsorbed by the silicone suction cup 6120, so that the spring 608 pushes the fixing plate 609 to push the top of the LED liquid crystal display screen and the abutment plate 610 to connect with each other, so that the LED liquid crystal display screen is fixed up and down in the fixing seat 605, so that the support rod 604 is driven to slide inward by the telescopic rod 603, so that the support rod 604 drives the fixing seat 605 to slide inward and fix the LED liquid crystal display screen left and right, so that the glue dispensing of the LED liquid crystal display screen can be more accurate during the glue dispensing operation to prevent the glue from flowing out due to shaking, thereby improving the stability of the device, by the inner side of the fixing seat 605, the top of the fixing plate 609 and the abutment The silicone sponge 611 is arranged at the bottom end of the plate 610, so that the LED LCD screen will not be damaged due to excessive pressure when it is fixed, thereby reducing the damage rate of the LED LCD screen during the gluing operation. Through the gluing component 11, the dust cover 10 is opened and an appropriate amount of glue is poured into the liquid inlet 9, so that the glue flows into the glue cylinder 1106 through the connecting hose 1101, thereby starting the rotating motor 503, the driving motor 701 and the hydraulic cylinder 1102, so that the sliding component 5 drives the fixed LED LCD screen to move forward and backward, so that the moving component 7 drives the gluing component 11 at the bottom to move left and right, so that the telescopic column 1103 drives the gluing cylinder 1105 to move up and down, thereby realizing the three-axis linkage to perform gluing operation on the LED LCD screen, thereby improving the gluing efficiency and gluing accuracy of the device.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A glue dispensing machine for LCD liquid crystal display screen with precise glue dispensing, comprising a connecting top plate (1), characterized in that: The bottom end of the connecting top plate (1) is fixedly connected to supporting side plates (2) on both sides, the bottom end of the supporting side plates (2) is fixedly connected to a connecting bottom plate (3), the top center of the connecting bottom plate (3) is fixedly connected to a dispensing platform (4), a sliding component (5) is arranged inside the dispensing platform (4), the top end of the dispensing platform (4) is provided with a fixed component (6), the bottom end of the connecting top plate (1) is provided with a moving component (7), the bottom end of the moving component (7) is provided with a dispensing component (11), the top center of the connecting top plate (1) is fixedly connected to a storage box (8), the top end of the storage box (8) is provided with a liquid inlet (9), and the top end of the liquid inlet (9) is slidably connected to a dust cover (10).

2. According to claim 1, a precise dispensing machine for LCD display screens, characterized in that: The sliding assembly (5) comprises a sliding groove (501), wherein the sliding groove (501) is arranged at the inner center of the dispensing platform (4), and sliding grooves (502) are arranged on the left and right sides of the inner surface of the sliding groove (501). A rotating motor (503) is fixedly connected at the rear center of the dispensing platform (4), and a threaded rod (504) is fixedly connected to the output end of the rotating motor (503). The threaded rod (504) rotates in the sliding groove (501) and is rotationally connected to the outer wall of the dispensing platform (4), and a slider (505) is slidably connected to the outer surface of the threaded rod (504).

3. The LCD display screen glue dispensing machine with precise glue dispensing according to claim 2 is characterized by: The fixing assembly (6) comprises a fixing base plate (601), the bottom end of the fixing base plate (601) is fixedly connected to the top end of the sliding block (505), the top left and right sides of the fixing base plate (601) are fixedly connected to baffles (602), the inner side of the baffles (602) is fixedly connected to a telescopic rod (603), the inner side of the telescopic rod (603) is slidably connected to a support rod (604), the inner bottom end of the support rod (604) is fixedly connected to a fixing seat (605), the inner bottom end of the fixing seat (605) is fixedly connected to a placement plate (606), and the placement plate (606) is fixedly connected to the bottom end of the fixing seat (605). An adjusting groove (607) is provided at the top of the fixing seat (606), two symmetrically arranged springs (608) are fixedly connected to the bottom of the inner surface of the adjusting groove (607), the tops of the two springs (608) are fixedly connected to a fixing plate (609), the inner top of the fixing seat (605) is fixedly connected to an abutment plate (610), the inner side of the fixing seat (605), the top of the fixing plate (609) and the bottom of the abutment plate (610) are all provided with silicone sponges (611), and four silicone suction cups (612) in a circular array are provided at the center of the top of the fixing base plate (601).

4. The LCD display screen glue dispensing machine with precise glue dispensing according to claim 1 is characterized by: The moving assembly (7) comprises a driving motor (701), the bottom end of the driving motor (701) is fixedly connected to the outer top end of the supporting side plate (2), the output end of the driving motor (701) is fixedly connected to a screw rod (702), the screw rod (702) passes through the left supporting side plate (2) and is rotatably connected to the right supporting side plate (2), and the outer surface of the screw rod (702) is slidably connected to a moving block (703).

5. The LCD display screen glue dispensing machine with precise glue dispensing according to claim 4 is characterized by: The dispensing assembly (11) comprises a connecting hose (1101) and a hydraulic cylinder (1102), the top end of the connecting hose (1101) passes through the connecting top plate (1) and is connected to the interior of the storage box (8), the bottom end of the moving block (703) is fixedly connected to the hydraulic cylinder (1102), the bottom end of the hydraulic cylinder (1102) is slidably connected to a telescopic column (1103), the bottom end of the telescopic column (1103) is fixedly connected to a connecting base (1104), the bottom end of the connecting base (1104) is fixedly connected to a dispensing cylinder (1105), the bottom end of the connecting hose (1101) passes through the side walls of the connecting base (1104) and extends The interior of the dispensing cylinder (1105) is fixedly connected to the dispensing cylinder (1105), a glue cylinder (1106) is arranged inside the dispensing cylinder (1105), the connecting hose (1101) is connected to the glue cylinder (1106), the bottom end of the glue cylinder (1106) is fixedly connected to a fixed ring (1107), the bottom end of the glue cylinder (1106) is slidably connected to a dispensing needle (1108), the outer surface of the dispensing needle (1108) is fixedly connected to a movable ring (1109), the top end of the movable ring (1109) is fixedly connected to a telescopic spring (1110), and the top end of the telescopic spring (1110) is fixedly connected to the bottom end of the fixed ring (1107).

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