CN219055238U

CN219055238U - Mould closing device for injection molding production

Info

Publication number: CN219055238U
Application number: CN202223479107.8U
Authority: CN
Inventors: 梁强; 万广超; 王承敏
Original assignee: Yantai Longjin Plastic Mold Co ltd
Current assignee: Yantai Longjin Plastic Mold Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-23
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a mold clamping device for injection molding production, and provides a mold clamping device for conveniently performing injection molding production on plastic parts. The utility model provides a mould closing device is used in production of moulding plastics, including moulding plastics platform and injection molding machine, the one end fixedly connected with compound die of injection molding machine, two travel slots that are the shape of falling T have been seted up at the top of moulding plastics the platform, the inside of travel slot is through compression spring elastic connection has the supporting shoe that is the shape of falling T, the top fixedly connected with of supporting shoe is the leak protection board of U-shaped, one side fixedly connected with of leak protection board is triangle-shaped atress piece, the fixed surface of compound die is connected with two catch bars that are the shape of L, the one end fixedly connected with of catch bar is triangle-shaped catch bar. According to the utility model, the two leakage-proof plates can block the gap between the two dies, so that no material leakage exists during injection molding of the injection molding machine, and normal molding of plastic parts is ensured.

Description

Mould closing device for injection molding production

Technical Field

The utility model relates to the technical field of injection molding production, in particular to a mold clamping device for injection molding production.

Background

Injection molding is a method for producing and shaping industrial products. Products are generally molded using rubber and plastic. Injection molding can be divided into an injection molding compression molding method and a die casting method, and in the injection production process, a die clamping mechanism is a component for ensuring the reliable closing of a die and realizing the opening and closing actions of the die.

In the prior art, when carrying out injection molding production of plastic part, need to adjust injection molding machine earlier, then start the compound die ware, compound die ware promotes two moulds and is close to for two moulds can laminate the extrusion, then start injection molding machine and carry out the injection of raw materials, after the raw materials is poured into, cool off the raw materials, make the plastic part can shaping, start the compound die ware again after the shaping and make two moulds separate, say that the plastic part breaks away from the mould again, when using the compound die ware to promote two moulds and be close to, need can make the gap between two moulds blocked up, prevent to pour into the raw materials because the pressure cause leads to the raw materials to reveal the shaping that influences the plastic part, this is very critical, so, compound die device need can be convenient carry out the shutoff with the gap between two moulds, can not produce the leakage of material in the injection molding process.

Disclosure of Invention

The utility model aims to provide a mold clamping device for injection molding production, which belongs to the technical field of injection molding production and is used for conveniently carrying out injection molding production on plastic parts.

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

the utility model provides a mould closing device is used in production of moulding plastics, including moulding plastics platform and injection molding machine, the one end fixedly connected with compound die of injection molding machine, two travel slots that are the shape of falling T have been seted up at the top of moulding plastics the platform, the inside of travel slot is through compression spring elastic connection has the supporting shoe that is the shape of falling T, the top fixedly connected with of supporting shoe is the leak protection board of U-shaped, one side fixedly connected with of leak protection board is triangle-shaped atress piece, the fixed surface of compound die is connected with two catch bars that are the shape of L, the one end fixedly connected with of catch bar is triangle-shaped catch bar.

Preferably, one end of the leakage-proof plate is fixedly connected with an inserting sheet, the other end of the leakage-proof plate is provided with an inserting groove, and the inserting sheet is positioned in the adjacent inserting groove.

Preferably, the inner side of the leakage-proof plate is fixedly connected with two U-shaped sealing strips, and a U-shaped sealing gasket is fixedly connected between the two sealing strips.

Preferably, the inclined plane of atress piece has offered a plurality of and has rotated the groove, rotates the inside rotation in groove and is connected with a plurality of lubricating wheel.

Preferably, the bottom of the supporting block is rotationally connected with a roller, and a blanking groove is formed in the top of the injection molding table.

Preferably, the inclined surface of the pushing block is provided with an adjusting groove, and an adjusting plate is connected inside the adjusting groove in a sliding manner.

The utility model has at least the following beneficial effects:

when the preparation of working of plastics is carried out to needs, will be assembled the clapper earlier for two moulds are close to, and at the in-process that two moulds are close to, can drive the impeller through the catch bar and remove, the impeller extrudees the atress piece, makes two leak protection boards block up the gap between two moulds, does not have the material to reveal when making the injection molding machine injection molding, guarantees the normal shaping of working of plastics.

The utility model also has the following beneficial effects:

when the supporting block is moved, the friction force between the supporting block and the moving groove is reduced through the idler wheels, so that the leakage-proof plate can move smoothly, the lubrication wheel can also facilitate the pushing block to apply force to the stress block, and the stress block cannot be damaged by the action of larger friction force.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of the present utility model;

FIG. 2 is a schematic side view of the injection molding station of FIG. 1;

FIG. 3 is a schematic side view of the force block of FIG. 1;

fig. 4 is a schematic side view of the leakage preventing plate of fig. 1.

In the figure: 1. an injection molding table; 2. an injection molding machine; 3. a mold clamping device; 4. a moving groove; 5. a compression spring; 6. a support block; 7. a leakage-proof plate; 8. a stress block; 9. a push rod; 10. a pushing block; 11. an insert; 12. an insertion groove; 13. a sealing strip; 14. a sealing gasket; 15. a rotating groove; 16. a lubrication wheel; 17. a roller; 18. discharging groove; 19. an adjustment tank; 20. and an adjusting plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, a mold clamping device for injection molding production comprises an injection molding table 1 and an injection molding machine 2, wherein one end of the injection molding machine 2 is fixedly connected with a mold clamping device 3, specifically, the mold clamping device 3 is a machine for pushing two molds to approach in the prior art, two inverted-T-shaped movable grooves 4 are formed in the tops of the injection molding table 1, support blocks 6 which are in inverted-T shapes are elastically connected to the interiors of the movable grooves 4 through compression springs 5, leakage-proof plates 7 which are in U shapes are fixedly connected to the tops of the support blocks 6, one side of each leakage-proof plate 7 is fixedly connected with a triangular stress block 8, two L-shaped pushing rods 9 are fixedly connected to the surfaces of the mold clamping device 3, and one end of each pushing rod 9 is fixedly connected with a triangular pushing block 10.

The scheme comprises the following working processes:

when plastics are required to be produced, the injection molding machine 2 on the injection molding table 1 is used for injection molding production, two moulds are close to each other through the mould clamping device 3 in the injection molding production process, the two pushing rods 9 are driven to move towards the stress block 8 in the mould clamping device 3 pushing process, in the process, the stress block 8 is subjected to the force exerted by the pushing block 10, the stress block 8 moves towards the position where the moulds meet, after the two moulds are attached, the leakage-proof plate 7 is attached to the side surfaces of the moulds, so that gaps between the two moulds are blocked, leakage of materials from the gaps during material injection is prevented, after plastic parts are injected and cooled, the two moulds are opened through the mould clamping device 3, in the opening process, the pushing block 10 does not exert pressure on the stress block 8 any more, and at the moment, the supporting block 6 can be pulled to move through the compression springs 5 in the moving groove 4, so that the leakage-proof plate 7 returns to the original position.

The working process can be as follows:

in the process of producing plastic parts, two dies can be close by using the die clamping device 3, and the two pushing rods 9 are driven to move when the die clamping device 3 is started, so that a gap between the two dies is closed by the leakage-proof plate 7, and the die clamping effect is better.

Further, the one end fixedly connected with insert 11 of leak protection board 7, insert 12 has been seted up to the other end of leak protection board 7, and insert 11 is located adjacent insert 12's inside, and specifically, in the in-process that two leak protection boards 7 are close to, insert 11 can enter into adjacent insert 12, blocks up the gap between two leak protection boards 7, can make the effect of shutoff mould better.

Further, two sealing strips 13 that are the U-shaped are fixedly connected to the inboard of leak protection board 7, and fixedly connected with is sealed pad 14 that is the U-shaped between two sealing strips 13, specifically, extrudees the surface of sealed pad 14 through sealing strip 13 for sealed pad 14 can be better with the gap shutoff between two moulds.

Further, a plurality of rotary grooves 15 are formed in the inclined surface of the stress block 8, a plurality of lubricating pulleys 16 are rotatably connected to the inside of the rotary grooves 15, and particularly, when the force is applied to the stress block 8, the pushing block 10 can be transmitted through the lubricating pulleys 16 in the process of applying the force through the lubricating pulleys 16 of the stress block 8, so that the stress block 8 is prevented from being damaged due to overlarge friction force.

Further, the bottom of supporting shoe 6 rotates and is connected with gyro wheel 17, and silo 18 has been seted up at the top of moulding plastics platform 1, and specifically, when the supporting shoe 6 removes in the inside of removal groove 4, can reduce the frictional force between supporting shoe 6 and the removal groove 4 bottom through gyro wheel 17, afterwards can also be through the convenient messenger fashioned working of plastics of silo 18 discharge platform 1 of moulding plastics.

Further, the inclined surface of the pushing block 10 is provided with an adjusting groove 19, an adjusting plate 20 is slidably connected in the adjusting groove 19, and specifically, when the dies with different sizes are plugged, the time of applying force to the stressed block 8 by the pushing block 10 can be controlled through the thickness of the adjusting plate 20, so that the extrusion distance of the stressed block 8 is controlled.

To sum up, when the plastic part is required to be produced, the mold clamping device 3 is started to attach the two molds, and in the attaching process, the stress block 8 can be extruded by the pushing block 10, so that the gap between the two molds is blocked by the leakage-proof plate 7 on the stress block 8, and the mold clamping effect is better.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mould closing device for injection molding production, includes injection molding platform (1) and injection molding machine (2), the one end fixedly connected with compound die (3) of injection molding machine (2), a serial communication port, two removal grooves (4) that are the shape of falling T have been seted up at the top of injection molding platform (1), the inside of removal groove (4) is through compression spring (5) elastic connection support piece (6) that are the shape of falling T, the top fixedly connected with of support piece (6) is leak protection board (7) that are the shape of U, one side fixedly connected with of leak protection board (7) is triangle-shaped atress piece (8), the fixed surface of compound die (3) is connected with two catch bars (9) that are the shape of L, the one end fixedly connected with of catch bar (9) is triangle-shaped catch bar (10).

2. The mold clamping device for injection molding production according to claim 1, wherein one end of the leakage-proof plate (7) is fixedly connected with an insertion piece (11), the other end of the leakage-proof plate (7) is provided with an insertion groove (12), and the insertion piece (11) is positioned in the adjacent insertion groove (12).

3. The mold clamping device for injection molding production according to claim 1, wherein two U-shaped sealing strips (13) are fixedly connected to the inner side of the leakage-proof plate (7), and a U-shaped sealing gasket (14) is fixedly connected between the two sealing strips (13).

4. The mold clamping device for injection molding production according to claim 1, wherein the inclined surface of the stress block (8) is provided with a plurality of rotating grooves (15), and a plurality of lubricating pulleys (16) are rotatably connected in the rotating grooves (15).

5. The mold clamping device for injection molding production according to claim 1, wherein the bottom of the supporting block (6) is rotatably connected with a roller (17), and a blanking groove (18) is formed in the top of the injection molding table (1).

6. The mold clamping device for injection molding production according to claim 1, wherein the inclined surface of the pushing block (10) is provided with an adjusting groove (19), and an adjusting plate (20) is slidably connected to the inside of the adjusting groove (19).