CN216182117U

CN216182117U - Forming die of LCD screen support

Info

Publication number: CN216182117U
Application number: CN202122578695.XU
Authority: CN
Inventors: 王军华
Original assignee: Chenzhou Hairun Electronic Technology Co ltd
Current assignee: Chenzhou Hairun Electronic Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-05
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a forming die of an LCD (liquid crystal display) support, and relates to the technical field of LCD production. The technical scheme comprises the following steps: the device comprises a device frame, a hydraulic rod fixedly arranged on the device frame, and a die-casting block arranged at the output end of the hydraulic rod, wherein a die is fixedly arranged on the surface of the device frame, the inner side wall of the die is connected with an ejection block in a sliding manner, the joint of the ejection block and the die is sealed, and gas in the die cannot overflow from the joint of the die and the ejection block. According to the utility model, the hydraulic rod drives the movable rod to move through the transmission mechanism, the movable rod drives the air plug to move downwards, so that air in the air pipe enters the mold, the air pressure in the mold is increased, the ejection block moves upwards under the action of the air pressure, and the ejection block ejects the die-cast LCD screen bracket out, so that a worker can conveniently take out the LCD screen bracket, the difficulty in taking out the LCD screen bracket is reduced, the speed of taking out the LCD screen bracket is improved, and the production efficiency is improved.

Description

Forming die of LCD screen support

Technical Field

The utility model relates to the technical field of LCD (liquid crystal display) screen production, in particular to a forming die of an LCD screen bracket.

Background

The LCD screen support is formed by die-casting a forming die, the forming die mainly comprises a die-casting block and a die, a sol-state material is placed into the die, the die-casting block is used for extruding a raw material, the raw material is shaped, and then the material is cooled to obtain the LCD screen support. In actual production process, the LCD screen support after the die-casting is laminated with the mould precision, and the weight of LCD screen support is higher, inconveniently takes out LCD screen support from the mould, and then influences the production efficiency of LCD screen support.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that a die-cast LCD liquid crystal screen support is inconvenient to take out in the prior art, and provides a forming die of the LCD liquid crystal screen support.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a forming die of LCD screen support, includes the device frame, fixes the hydraulic stem that sets up on the device frame, sets up the die-casting piece at the hydraulic stem output, the fixed surface of device frame is provided with the mould, the inside wall sliding connection of mould has ejecting piece, the bottom fixedly connected with bracing piece of ejecting piece, the side fixedly connected with trachea of bracing piece, tracheal top is slided and is provided with the movable rod, the bottom mounting of movable rod is provided with the air lock, the surface and the tracheal inside wall sliding connection of air lock, the output of hydraulic stem is provided with the drive mechanism who drives the movable rod motion.

The above technical solution further comprises:

the utility model discloses a hydraulic pressure pole, including fixed dead lever that sets up at the hydraulic stem output, drive mechanism is including fixed the setting at the dead lever of hydraulic stem output, the fixed installation piece that is provided with in top of dead lever, the fixed stopper that is provided with in surface of installation piece, the fixed axis of rotation an that is provided with in side of stopper, axis of rotation an's surface rotates and has cup jointed the flywheel tooth, the fixed spring c that is connected with in surface of installation piece, spring c's the other end and flywheel tooth fixed connection, the fixed mounting panel that is provided with in top of device frame, the bottom of mounting panel is rotated and is provided with axis of rotation b, axis of rotation b's surface rotates and has cup jointed the gear, the fixed rack that is provided with in top of movable rod.

The surface movable sleeve of movable rod is equipped with spring b, spring b's top and rack fixed connection, spring b's bottom and trachea fixed connection.

The rack is meshed with the gear.

The output end of the hydraulic rod is provided with a limiting rod in a sliding mode, the surface of the limiting rod is sleeved with a spring a in a sliding mode, one end of the spring a is fixedly connected with the hydraulic rod, the other end, away from the hydraulic rod, of the spring a is fixedly connected with the limiting rod, and a limiting hole is formed in the die-casting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the die-casting device, after the LCD screen support is die-cast and formed, in the process that the hydraulic rod leaves the die, the hydraulic rod drives the installation block to move upwards, the installation block drives the air plug to move downwards through the flywheel teeth, the gear, the rack and the movable rod, so that air in the air pipe enters the die, the air pressure in the die is increased, the ejection block moves upwards under the action of the air pressure, and the ejection block ejects the die-cast LCD screen support, so that a worker can conveniently take out the LCD screen support, the difficulty in taking out the LCD screen support is reduced, the speed of taking out the LCD screen support is increased, and the production efficiency is improved.

2. According to the utility model, under the matching of the limiting rod and the spring a, the die-casting block is quickly replaced, the time for replacing the die-casting block is saved, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a forming mold of an LCD panel bracket according to the present invention;

FIG. 2 is a cross-sectional view of a forming mold for a LCD panel bracket according to the present invention;

FIG. 3 is a schematic structural diagram of a forming mold mounting block of an LCD panel bracket according to the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 2.

In the figure: 1. a device frame; 2. a hydraulic lever; 3. die casting a block; 4. a limiting rod; 5. a spring a; 6. a mold; 7. a support bar; 8. ejecting a block; 9. an air tube; 10. a movable rod; 11. an air lock; 12. a rack; 13. a spring b; 14. fixing the rod; 15. mounting blocks; 16. a limiting block; 17. a rotating shaft a; 18. flywheel teeth; 19. a spring c; 20. mounting a plate; 21. a rotating shaft b; 22. a gear.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-3, the electric bicycle motor detection device for the forming die of the LCD screen bracket provided by the utility model comprises a device frame 1, a hydraulic rod 2 fixedly arranged on the device frame 1, and a die-casting block 3 arranged at the output end of the hydraulic rod 2, wherein a die 6 is fixedly arranged on the surface of the device frame 1, an ejection block 8 is slidably connected to the inner side wall of the die 6, the joint of the ejection block 8 and the die 6 is sealed, the gas inside the die 6 cannot overflow from the joint of the die 6 and the ejection block 8, a support rod 7 is fixedly connected to the bottom end of the ejection block 8, a gas pipe 9 is fixedly connected to the side surface of the support rod 7, the gas pipe 9 is communicated with the inside of the die 6, a movable rod 10 is slidably arranged at the top end of the gas pipe 9, a gas plug 11 is fixedly arranged at the bottom end of the movable rod 10, and the surface of the gas plug 11 is slidably connected to the inner side wall of the gas pipe 9;

the output end of the hydraulic rod 2 is provided with a transmission mechanism for driving the movable rod 10 to move, the transmission mechanism comprises a fixed rod 14 fixedly arranged at the output end of the hydraulic rod 2, the top end of the fixed rod 14 is fixedly provided with an installation block 15, the surface of the installation block 15 is fixedly provided with a limiting block 16, the side surface of the limiting block 16 is fixedly provided with a rotating shaft a17, the surface of the rotating shaft a17 is rotatably sleeved with flywheel teeth 18, the surface of the installation block 15 is fixedly connected with a spring c19, and the other end of the spring c19 is fixedly connected with the flywheel teeth 18;

when the mounting block 15 moves downwards, the flywheel teeth 18 are contacted with the gear 22, the flywheel teeth 18 are driven to rotate upwards by the reaction force of the gear 22 on the flywheel teeth 18, at the moment, the acting force of the flywheel teeth 18 on the gear 22 is not enough to overcome the elastic force of the spring b13, further, the flywheel teeth 18 cannot drive the gear 22 to rotate, and the spring c19 can reset the rotated flywheel teeth 18;

when the mounting block 15 moves upwards, the flywheel teeth 18 are contacted with the gear 22, acting force is generated between the flywheel teeth 18 and the gear 22, the flywheel teeth 18 cannot rotate downwards under the limitation of the spring c19, and under the support of the limiting block 16, the acting force of the flywheel teeth 18 on the gear 22 is enough to overcome the elastic force of the spring b13, so that the flywheel teeth 18 can drive the gear 22 to rotate;

the top end of the device frame 1 is fixedly provided with a mounting plate 20, the bottom end of the mounting plate 20 is rotatably provided with a rotating shaft b21, the surface of the rotating shaft b21 is rotatably sleeved with a gear 22, the top end of the movable rod 10 is fixedly provided with a rack 12, the rack 12 is meshed with the gear 22, the surface of the movable rod 10 is movably sleeved with a spring b13, the top end of the spring b13 is fixedly connected with the rack 12, and the bottom end of the spring b13 is fixedly connected with the air pipe 9.

In the embodiment, a material is placed in a mold 6, a hydraulic rod 2 is started, the output end of the hydraulic rod 2 drives a die-casting block 3 to move downwards, the material is die-cast, the material is molded, meanwhile, the output end of the hydraulic rod 2 drives an installation block 15 to move downwards through a fixing rod 14, and at the moment, a flywheel tooth 18 cannot drive a gear 22 to rotate;

after die-casting, the output end of the hydraulic rod 2 drives the die-casting block 3 to move upwards, the die-casting block 3 leaves the die 6, meanwhile, the output end of the hydraulic rod 2 drives the installation block 15 to move upwards through the fixed rod 14, under the support of the limiting block 16, the flywheel teeth 18 can drive the gear 22 to rotate, the gear 22 drives the rack 12 to move downwards, the rack 12 drives the movable rod 10 to move downwards, the spring b13 contracts, the movable rod 10 drives the air plug 11 to move downwards, the air plug 11 presses the air in the air pipe 9 into the die 6, the air pressure in the die 6 is increased, under the action of the air pressure, the ejection block 8 moves upwards, the ejection block 8 ejects the die-cast LCD screen support, a worker takes out the ejected LCD screen support and then carries out the next die-casting forming work.

Example two

As shown in fig. 4, on the basis of the first embodiment, the output end of the hydraulic rod 2 is slidably provided with the limiting rod 4, the surface of the limiting rod 4 is slidably sleeved with the limiting rod 4, one end of the spring a5 is fixedly connected with the hydraulic rod 2, the other end of the spring a5, which is far away from the hydraulic rod 2, is fixedly connected with the limiting rod 4, the die-casting block 3 is provided with a limiting hole, the bottom end of the limiting rod 4 enters the limiting hole in the die-casting block 3, and the die-casting block 3 cannot leave the hydraulic rod 2 under the limitation of the limiting rod 4.

In this embodiment, when the die-casting block 3 needs to be replaced, the limiting rod 4 is pulled outwards, the spring a5 is stretched, the limiting rod 4 leaves the limiting hole in the die-casting block 3, the fixing of the die-casting block 3 is released, another die-casting block 3 is inserted into the hydraulic rod 2, the limiting rod 4 is released, the spring a5 is restored, and the spring a5 drives the limiting rod 4 to enter the limiting hole in the die-casting block 3, so that the die-casting block 3 is fixed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A forming die of an LCD screen bracket comprises a device frame (1), a hydraulic rod (2) fixedly arranged on the device frame (1), and a die-casting block (3) arranged at the output end of the hydraulic rod (2), it is characterized in that a mould (6) is fixedly arranged on the surface of the device frame (1), the inner side wall of the die (6) is connected with an ejection block (8) in a sliding way, the bottom end of the ejection block (8) is fixedly connected with a support rod (7), an air pipe (9) is fixedly connected to the side surface of the supporting rod (7), a movable rod (10) is arranged at the top end of the air pipe (9) in a sliding manner, an air plug (11) is fixedly arranged at the bottom end of the movable rod (10), the surface of the air plug (11) is in sliding connection with the inner side wall of the air pipe (9), the output end of the hydraulic rod (2) is provided with a transmission mechanism which drives the movable rod (10) to move.

2. The forming die of the LCD screen bracket according to claim 1, wherein the transmission mechanism comprises a fixing rod (14) fixedly arranged at the output end of the hydraulic rod (2), the top end of the fixing rod (14) is fixedly provided with an installation block (15), the surface of the installation block (15) is fixedly provided with a limiting block (16), the side surface of the limiting block (16) is fixedly provided with a rotating shaft a (17), the surface of the rotating shaft a (17) is rotatably sleeved with a flywheel tooth (18), the surface of the installation block (15) is fixedly connected with a spring c (19), the other end of the spring c (19) is fixedly connected with the flywheel tooth (18), the top end of the device frame (1) is fixedly provided with an installation plate (20), the bottom end of the installation plate (20) is rotatably provided with a rotating shaft b (21), the surface of the rotating shaft b (21) is rotatably sleeved with a gear (22), the top end of the movable rod (10) is fixedly provided with a rack (12).

3. The forming die of the LCD screen bracket according to claim 2, wherein a spring b (13) is movably sleeved on the surface of the movable rod (10), the top end of the spring b (13) is fixedly connected with the rack (12), and the bottom end of the spring b (13) is fixedly connected with the air pipe (9).

4. The forming die of the LCD screen bracket as claimed in claim 2, wherein the rack (12) is engaged with the gear (22).

5. The forming die of the LCD screen bracket according to claim 1, wherein a limiting rod (4) is slidably arranged at the output end of the hydraulic rod (2), a spring a (5) is slidably sleeved on the surface of the limiting rod (4), one end of the spring a (5) is fixedly connected with the hydraulic rod (2), the other end of the spring a (5) far away from the hydraulic rod (2) is fixedly connected with the limiting rod (4), and a limiting hole is formed in the die-casting block (3).