Overturning clamp for processing LCD (Liquid Crystal Display) screen

Abstract

The utility model relates to the technical field of turnover fixture equipment, and provides a turnover fixture for processing an LCD (liquid crystal display) screen, which comprises a workbench, a support is fixed on one side of the top end of the workbench, a moving mechanism is mounted on the other side of the top end of the workbench, a first motor is mounted on one side of the support, a transmission shaft penetrates through the inside of the support, and a second motor is mounted on the other side of the top end of the workbench. A protection mechanism is arranged in the middle of the top end of the workbench. By arranging a limiting structure, a first spring is pulled out to move outwards, the first spring drives a limiting pin to move, a first motor is started to drive a transmission shaft to rotate, the transmission shaft drives an overturning plate to rotate, after overturning is completed, a clamping block is loosened, the first spring rebounds to drive a baffle to move, the baffle drives the limiting pin to move, and the limiting pin retreats into a clamping groove; and the limiting pin and the support form a clamping structure through the clamping groove, so that the limiting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of flip fixture equipment, in particular to a flip fixture for processing LCD liquid crystal display screens. Background Art

[0002] LCD liquid crystal display is a type of flat panel display. It is characterized by a thin body that saves space, low energy consumption, no radiation, environmental protection and health, and a long service life of up to 50,000 hours, as well as excellent color performance and a wide viewing angle. It has been widely used in various fields.

[0003] The LCD screen needs to be flipped during the processing. After the flip is completed, the fixture will still shake, causing damage to the screen. In addition, the existing fixture fixing method requires multiple fixing methods, which is not convenient for workers to perform limiting operations, which increases labor costs and affects processing efficiency. Utility Model Content

[0004] The utility model aims to provide a flip fixture for processing an LCD liquid crystal display screen, so as to solve the defect that the flip fixture for processing an LCD liquid crystal display screen is inconvenient to limit the position.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a flip fixture for processing LCD liquid crystal display screens, comprising a workbench;

[0006] A bracket is fixed on one side of the top of the workbench, a moving mechanism is installed on the other side of the top of the workbench, a first motor is installed on one side of the bracket, and a transmission shaft runs through the inside of the bracket;

[0007] A protection mechanism is provided in the middle of the top of the workbench, a mobile frame is installed on the top of the mobile frame, a connecting shaft runs through the inside of the mobile frame, a limiting structure is fixed on one end of the transmission shaft and the connecting shaft close to the protection mechanism, and a clamping mechanism is fixed on one side of the limiting structure;

[0008] The limiting structure includes a flip plate, a first spring, a limiting pin, a snap-fit ​​groove, a blocking block, a limiting seat, a baffle and a movable groove. The flip plate is fixed to one end of the transmission shaft and the connecting shaft close to the protection mechanism. Limiting seats are fixed on both sides of one end of the flip plate. The bracket at one end of the limiting seat and the movable frame are both provided with snap-fit ​​grooves. The limiting seat is provided with a movable groove. The movable groove is provided with a limiting pin. Baffles are fixed on the outer walls of the limiting pins in the movable grooves. A first spring is provided on the outer side of the limiting pin at one end of the baffle. One end of the limiting pin extends to the outside of the limiting seat and is fixed with a blocking block.

[0009] Preferably, the clamping mechanism includes a clamp, a back plate, a telescopic rod and a second spring, the clamp is fixed to one side of the limiting structure, the telescopic rod is evenly fixed on the inner wall of one side of the clamp, the second spring is arranged on the outer side of the telescopic rod, and the back plate is fixed to one end of the telescopic rod.

[0010] Preferably, the moving mechanism includes a fixed block, a threaded rod, a moving block and a second motor. The fixed block is evenly fixed on one side of the top of the workbench. The threaded rod runs through the inside of the fixed block. The moving block is arranged on the outside of the threaded rod. The second motor is installed on the top of the workbench on one side of the fixed block.

[0011] Preferably, the protection mechanism includes a base plate, a protection suction cup and an electric push rod, the electric push rod is evenly fixed to the top of the workbench, the top of the electric push rod is fixed with the base plate, and the top of the base plate is fixed with the protection suction cup.

[0012] Preferably, the clamp is in a "U" shape, and the abutment plate and the telescopic rod form a telescopic structure through a second spring.

[0013] Preferably, one end of the limit pin away from the clamping block passes through the flip plate and extends to the inside of the clamping groove, and the limit pin and the bracket form a clamping structure through the clamping groove.

[0014] Preferably, one end of the threaded rod is fixedly connected to the output end of the second motor, the top end of the moving block is fixedly connected to the bottom end of the moving frame, the threaded rod and the moving block are threadedly connected, and the bottom end of the moving block contacts the top end of the workbench.

[0015] The utility model provides a flip fixture for processing LCD liquid crystal display screens, which has the advantages of:

[0016] By setting a limited position structure, the first spring is pulled out to move outward, the first spring drives the limit pin to move, the first motor is started to drive the transmission shaft to rotate, the transmission shaft drives the flip plate to rotate, after the flip is completed, the clamping block is released, the first spring rebounds to drive the baffle to move, the baffle drives the limit pin to move, the limit pin returns to the engaging groove, so that the flip plate is fixed to the bracket, the limit pin and the bracket form an engaging structure through the engaging groove, so as to achieve the limiting effect;

[0017] By setting up a protection mechanism, the display screen is placed on the protection suction cup, and the protection suction cup is driven by the electric push rod to move the LCD screen to both sides of the inside of the splint, so as to protect the LCD screen and automatically load the material;

[0018] By providing a clamping mechanism, starting the second motor, the second motor drives the moving block to move, the moving block drives the moving frame to move, the moving frame drives the flip plate to move, the flip plate drives the clamping plate to move, the clamping plate and the abutment plate pre-clamp the two sides of the display screen, thereby achieving the clamping effect.

[0019] By providing a moving mechanism, starting the second motor, the second motor drives the threaded rod to move, the threaded rod drives the moving block to move, the moving block drives the moving frame to move, and the moving frame drives the clamping mechanism to move, thereby achieving the moving effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the main cross-section of the utility model;

[0021] Figure 2 It is a three-dimensional schematic diagram of the clamping mechanism of the utility model;

[0022] Figure 3 It is a top cross-sectional schematic diagram of the utility model;

[0023] Figure 4 It is a partially enlarged schematic diagram of the main cross-section of the limiting structure of the utility model;

[0024] Figure 5 It is a three-dimensional schematic diagram of the protection mechanism of the utility model;

[0025] Figure 6 For the utility model Figure 1 Enlarged schematic diagram at point A in the middle.

[0026] Explanation of the reference numerals in the figure: 1. workbench; 2. first motor; 3. transmission shaft; 4. bracket; 5. limiting structure; 501. flip plate; 502. first spring; 503. limiting pin; 504. engaging groove; 505. clamping block; 506. limiting seat; 507. baffle; 508. moving groove; 6. clamping mechanism; 601. clamping plate; 602. abutment plate; 603. telescopic rod; 604. second spring; 7. moving frame; 8. moving mechanism; 801. fixed block; 802. threaded rod; 803. moving block; 804. second motor; 9. protection mechanism; 901. bottom plate; 902. protection suction cup; 903. electric push rod; 10. connecting shaft. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 6 The utility model provides a flip fixture for processing an LCD liquid crystal display screen, which comprises a workbench 1.

[0029] Reference Figure 1 , Figure 2 and Figure 6 As shown, a clamping mechanism 6 is fixed to one side of the limiting structure 5, and the clamping mechanism 6 includes a splint 601, a back plate 602, a telescopic rod 603 and a second spring 604. The splint 601 is fixed to one side of the limiting structure 5, and the telescopic rod 603 is evenly fixed on the inner wall of one side of the splint 601. The outer side of the telescopic rod 603 is provided with a second spring 604, and one end of the telescopic rod 603 is fixed with a back plate 602. The splint 601 is in a "U" shape, and the back plate 602 and the telescopic rod 603 form a telescopic structure through the second spring 604.

[0030] Start the second motor 804, the second motor 804 drives the moving block 803 to move, the moving block 803 drives the moving frame 7 to move, the moving frame 7 drives the flip plate 501 to move, the flip plate 501 drives the clamping plate 601 to move, the clamping plate 601 and the abutment plate 602 pre-clamp the two sides of the display screen, thereby achieving the clamping effect.

[0031] Reference Figure 1 and Figure 4 As shown, the transmission shaft 3 and the connecting shaft 10 are fixed with a limiting structure 5 at one end close to the protection mechanism 9, and the limiting structure 5 includes a flip plate 501, a first spring 502, a limiting pin 503, a snap-fit ​​groove 504, a block 505, a limiting seat 506, a baffle 507 and a moving groove 508. The flip plate 501 is fixed to the transmission shaft 3 and the connecting shaft 10 at one end close to the protection mechanism 9, and the limiting seats 506 are fixed on both sides of one end of the flip plate 501. The bracket 4 at one end of the limiting seat 506 and the interior of the moving frame 7 are both provided with a snap-fit ​​groove 504. The limiting seat 506 A movable groove 508 is provided inside, and a limit pin 503 is provided inside the movable groove 508. A baffle 507 is fixed on the outer wall of the limit pin 503 inside the movable groove 508. A first spring 502 is provided on the outer side of the limit pin 503 at one end of the baffle 507. One end of the limit pin 503 extends to the outside of the limit seat 506 and is fixed with a clamping block 505. The end of the limit pin 503 away from the clamping block 505 passes through the flip plate 501 and extends to the inside of the clamping groove 504. The limit pin 503 and the bracket 4 form a clamping structure through the clamping groove 504.

[0032] Pull out the first spring 502 and move it outward, the first spring 502 drives the limit pin 503 to move, start the first motor 2 to drive the transmission shaft 3 to rotate, the transmission shaft 3 drives the flip plate 501 to rotate, after the flip is completed, release the block 505, the first spring 502 rebounds and drives the baffle 507 to move, the baffle 507 drives the limit pin 503 to move, the limit pin 503 retreats into the locking groove 504, so that the flip plate 501 is fixed to the bracket 4, the limit pin 503 and the bracket 4 form a locking structure through the locking groove 504 to achieve the limiting effect.

[0033] Reference Figure 1 , Figure 3 and Figure 5 As shown, a protective mechanism 9 is provided in the middle position of the top of the workbench 1, and the protective mechanism 9 includes a base plate 901, a protective suction cup 902 and an electric push rod 903. The electric push rod 903 is evenly fixed to the top of the workbench 1, and the top of the electric push rod 903 is fixed with the base plate 901, and the top of the base plate 901 is fixed with the protective suction cup 902.

[0034] The display screen is placed on the protective suction cup 902, and the protective suction cup 902 is driven by the electric push rod 903 to move the LCD screen to both sides of the inside of the clamping plate 601, so as to protect the LCD screen and automatically load the material.

[0035] Reference Figure 1 and Figure 3 As shown, the moving mechanism 8 includes a fixed block 801, a threaded rod 802, a moving block 803 and a second motor 804. The fixed block 801 is evenly fixed on one side of the top of the workbench 1. The threaded rod 802 runs through the inside of the fixed block 801. The moving block 803 is arranged on the outside of the threaded rod 802. The second motor 804 is installed on the top of the workbench 1 on one side of the fixed block 801.

[0036] The second motor 804 is started, and the second motor 804 drives the threaded rod 802 to move, the threaded rod 802 drives the moving block 803 to move, the moving block 803 drives the moving frame 7 to move, and the moving frame 7 drives the clamping mechanism 6 to move, thereby achieving the movement effect.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A flip fixture for processing an LCD liquid crystal display screen, comprising a workbench (1); Features: A bracket (4) is fixed on one side of the top of the workbench (1), a moving mechanism (8) is installed on the other side of the top of the workbench (1), a first motor (2) is installed on one side of the bracket (4), and a transmission shaft (3) runs through the inside of the bracket (4); A protective mechanism (9) is provided at the middle position of the top of the workbench (1); a mobile frame (7) is installed at the top of the mobile frame (8); a connecting shaft (10) runs through the interior of the mobile frame (7); a limiting structure (5) is fixed to one end of the transmission shaft (3) and the connecting shaft (10) close to the protective mechanism (9); and a clamping mechanism (6) is fixed to one side of the limiting structure (5); The limiting structure (5) comprises a flip plate (501), a first spring (502), a limiting pin (503), a locking groove (504), a clamping block (505), a limiting seat (506), a baffle (507) and a moving groove (508); the flip plate (501) is fixed to one end of the transmission shaft (3) and the connecting shaft (10) close to the protection mechanism (9); both sides of one end of the flip plate (501) are fixed with limiting seats (506); one end of the limiting seat (506) is connected to the inner side of the bracket (4) and the moving bracket (7); A locking groove (504) is provided, a movable groove (508) is provided inside the limit seat (506), a limit pin (503) is provided inside the movable groove (508), a baffle (507) is fixed on the outer wall of the limit pin (503) inside the movable groove (508), a first spring (502) is provided on the outer side of the limit pin (503) at one end of the baffle (507), and one end of the limit pin (503) extends to the outside of the limit seat (506) and is fixed with a clamping block (505).

2. The flip fixture for processing an LCD display screen according to claim 1, characterized in that: The clamping mechanism (6) comprises a clamping plate (601), a backing plate (602), a telescopic rod (603) and a second spring (604); the clamping plate (601) is fixed to one side of the limiting structure (5); the telescopic rods (603) are evenly fixed on the inner wall of one side of the clamping plate (601); the second spring (604) is arranged on the outer side of the telescopic rods (603); and the backing plate (602) is fixed to one end of the telescopic rod (603).

3. The flip fixture for processing an LCD display screen according to claim 1, characterized in that: The moving mechanism (8) comprises a fixed block (801), a threaded rod (802), a moving block (803) and a second motor (804); the fixed block (801) is evenly fixed to one side of the top of the workbench (1); the threaded rod (802) runs through the inside of the fixed block (801); the moving block (803) is arranged on the outside of the threaded rod (802); and the second motor (804) is installed on the top of the workbench (1) on one side of the fixed block (801).

4. The flip fixture for processing an LCD display screen according to claim 1, characterized in that: The protection mechanism (9) comprises a bottom plate (901), a protection suction cup (902) and an electric push rod (903); the electric push rod (903) is evenly fixed to the top of the workbench (1); the top of the electric push rod (903) is fixed with the bottom plate (901); and the top of the bottom plate (901) is fixed with the protection suction cup (902).

5. The flip fixture for processing an LCD display screen according to claim 2, characterized in that: The clamping plate (601) is in a "U" shape, and the abutment plate (602) and the telescopic rod (603) form a telescopic structure via a second spring (604).

6. The flip fixture for processing an LCD display screen according to claim 1, characterized in that: One end of the limit pin (503) away from the clamping block (505) passes through the flip plate (501) and extends to the inside of the clamping groove (504), and the limit pin (503) and the bracket (4) form a clamping structure through the clamping groove (504).

7. The flip fixture for processing an LCD display screen according to claim 3, characterized in that: One end of the threaded rod (802) is fixedly connected to the output end of the second motor (804), the top end of the moving block (803) is fixedly connected to the bottom end of the moving frame (7), the threaded rod (802) and the moving block (803) are threadedly connected, and the bottom end of the moving block (803) is in contact with the top end of the workbench (1).

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