CN219820512U

CN219820512U - Structure for preventing thimble from colliding with die during glue feeding on slide

Info

Publication number: CN219820512U
Application number: CN202320967226.3U
Authority: CN
Inventors: 谢博文; 凡先金; 张爱平; 韦守雄; 黄博
Original assignee: Greatech Mold And Plastic Co ltd
Current assignee: Greatech Mold And Plastic Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-10-13
Anticipated expiration: 2033-04-26

Abstract

The utility model relates to the technical field of mold assistance, in particular to a structure for preventing a thimble from colliding with a mold during glue feeding on a slide, which comprises a lower mold and an upper mold, wherein a mounting plate is arranged at the bottom of the lower mold, a needle return mounting plate is arranged on the surface of the mounting plate, a needle return and a thimble mounting seat are connected to the surface of the needle return mounting plate through bolts, a reset spring is sleeved on the surface of the needle return, the thimble is arranged on the thimble mounting seat, and a forward block and a backward block head are arranged on the surface of the lower mold. This go up rubberizing preventing thimble and hit structure of mould, through setting up the thimble in going the position, the rethread bed die and go forward the movable hole in the piece and the setting of the movable slot on the thimble mount pad, make the thimble can move horizontally along with the piece that goes backward together, make it avoid going in the position to hit the mould condition emergence of thimble, simultaneously simple structure, simple to operate conveniently changes the part, is applicable to most moulds, has guaranteed the normal operation that opens and shuts of mould effectively.

Description

Structure for preventing thimble from colliding with die during glue feeding on slide

Technical Field

The utility model relates to the technical field of mold assistance, in particular to a structure for preventing a thimble from colliding with a mold by feeding glue on a slide.

Background

The injection mold is a common tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used for mass production of parts with complex shapes, and specifically, the injection mold is used for injecting heated and melted plastic into a mold cavity under high pressure by an injection molding machine, and cooling and solidifying are carried out to obtain the formed products.

When the mold is designed with a slide core-pulling mold structure, in order to ensure that a product can be ejected out of a mold cavity smoothly, an engineer can design the ejector pins below the slide, and under the condition that the ejector pins are not completely reset easily due to the structural design, the slide parts collide with the ejector pins at the glue injection runner in the mold closing process, so that the mold and the ejector pins are damaged, and the use of the mold is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a structure for preventing a thimble from colliding with a die by feeding glue on a row position, and solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a move position go up structure that advances gluey anti-thimble hit mould, includes bed die and last mould, the bottom of bed die is provided with the mounting panel, the surface of mounting panel is provided with the back needle mounting panel, the surface of back needle mounting panel has back needle and thimble mount pad through bolted connection, reset spring has been cup jointed on the surface of back needle, the thimble set up in on the thimble mount pad, the surface of bed die is provided with preceding piece and backward piece, one side grafting of backward piece has the water pipe head that is used for carrying the cooling water.

Optionally, the advancing block is connected to the lower die through a bolt, and the surfaces of the advancing block and the rear advancing block are both provided with glue feeding grooves.

Optionally, the lower surface of upper mould sets up in there is the connecting block, the inclined guide pillar is installed through the bolt to the bottom of connecting block.

Optionally, the return needle penetrates through the return needle mounting plate and is inserted into the lower die.

Optionally, the thimble penetrates through the lower die and the forward block and is inserted into the backward block, and movable holes for the thimble to move are formed in the lower die and the forward block.

Optionally, a movable groove is formed in the top of the thimble installation seat, and the thimble installation seat is inserted with the thimble through the movable groove.

The utility model provides a structure for preventing thimble from colliding with a die during slide sizing, which has the following beneficial effects:

this go up rubberizing preventing thimble and hit structure of mould, through setting up the thimble in going the position, the rethread bed die and go forward the movable hole in the piece and the movable slot on the thimble mount pad setting, make the thimble can move horizontally along with the piece that goes backward together, make it avoid going in the position to hit the mould condition emergence of thimble, simultaneously simple structure, simple to operate conveniently changes the part, is applicable to most moulds, has guaranteed the normal operation that opens and shuts of mould effectively to the work efficiency of mould has been improved.

Drawings

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

FIG. 2 is a schematic view of the expanded structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

FIG. 5 is a schematic cross-sectional view of the present utility model;

FIG. 6 is a schematic view of the structure of the thimble installation seat of the present utility model;

fig. 7 is a schematic view of the structure of the return needle of the present utility model.

In the figure: 1. a lower die; 2. an upper die; 3. a mounting plate; 4. a needle return mounting plate; 5. returning a needle; 6. a thimble installation seat; 7. a return spring; 8. a thimble; 9. a forward block; 10. a backward block; 11. a water pipe joint; 12. a glue inlet groove; 13. a connecting block; 14. oblique guide posts; 15. a movable hole; 16. a movable groove.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a move position rubberizing and prevent thimble from bumping structure of mould, includes bed die 1 and last mould 2, and the lower surface of last mould 2 sets up in there is connecting block 13, and oblique guide pillar 14 is installed through the bolt to the bottom of connecting block 13, drives back row piece 10 and thimble 8 horizontal translation through oblique guide pillar 14, realizes the linkage and marches, and the bottom of bed die 1 is provided with mounting panel 3, and the surface of mounting panel 3 is provided with the backstop mounting panel 4;

the surface of the return needle mounting plate 4 is connected with a return needle 5 and a thimble mounting seat 6 through bolts, the return needle 5 penetrates through the return needle mounting plate 4 to be inserted into the lower die 1, a return spring 7 is sleeved on the surface of the return needle 5, the thimble mounting seat 6 is driven to return to the original position by the return spring 7, and the thimble 8 is arranged on the thimble mounting seat 6;

the movable groove 16 has been seted up at the top of thimble mount pad 6, thimble mount pad 6 has pegged graft through movable groove 16 has thimble 8, thimble 8 runs through bed die 1 and preceding piece 9 peg graft on the piece 10 that moves backward, the surface of bed die 1 is provided with preceding piece 9 and the piece 10 that moves backward, the movable hole 15 that supplies thimble 8 to remove has all been seted up to the inside of bed die 1 and preceding piece 9, make thimble 8 can move along with the piece 10 that moves backward transversely to the right, preceding piece 9 passes through bolted connection on bed die 1, advance gluey groove 12 has all been seted up on the surface of preceding piece 9 and the piece 10 that moves backward, the water pipe joint 11 that is used for carrying the cooling water has been pegged graft to one side of piece 10 that moves backward.

In the utility model, the working steps of the device are as follows:

when the lower die 1 and the upper die 2 are pulled open, the inclined guide post 14 on the upper die 2 drives the backward block 10 to move transversely to the right, and simultaneously drives the thimble 8 on the backward block 10 to move transversely to the right, so that residual sizing material in the sizing material feeding groove 12 is separated from the forward block 9;

and the travel of the front traveling block 9 and the rear traveling block 10 is stopped after being completed, then the driving piece drives the needle return mounting plate 4 to carry the upper ejector needle 8 of the ejector needle mounting seat 6 to perform ejection movement upwards, so that residual sizing material in the glue inlet groove 12 is separated from the surface of the rear traveling block 10, then the driving piece is retracted, the ejector needle mounting seat 6 carries the ejector needle 8 to restore to the original position under the action of the reset spring 7 on the surface of the needle return 5, then the lower die 1 and the upper die 2 are matched, the inclined guide pillar 14 contacts with the rear traveling block 10 to drive the reset of the upper die, and the lower die is waited for being pulled out and ejected next time.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a move position rubberizing and prevent thimble and hit structure of mould, includes bed die (1) and last mould (2), its characterized in that: the bottom of bed die (1) is provided with mounting panel (3), the surface of mounting panel (3) is provided with back needle mounting panel (4), the surface of back needle mounting panel (4) has back needle (5) and thimble mount pad (6) through bolted connection, reset spring (7) have been cup jointed on the surface of back needle (5), thimble (8) set up in on thimble mount pad (6), the surface of bed die (1) is provided with preceding piece (9) and backward piece (10), one side of backward piece (10) is pegged graft and is used for carrying water pipe joint (11) of cooling water.

2. The structure of the plunger collision preventing die for feeding glue on a row position according to claim 1, wherein the structure comprises the following components: the forward block (9) is connected to the lower die (1) through bolts, and glue inlet grooves (12) are formed in the surfaces of the forward block (9) and the backward block (10).

3. The structure of the plunger collision preventing die for feeding glue on a row position according to claim 1, wherein the structure comprises the following components: the lower surface of the upper die (2) is provided with a connecting block (13), and the bottom of the connecting block (13) is provided with an inclined guide pillar (14) through a bolt.

4. The structure of the plunger collision preventing die for feeding glue on a row position according to claim 1, wherein the structure comprises the following components: the return needle (5) penetrates through the return needle mounting plate (4) and is inserted into the lower die (1).

5. The structure of the plunger collision preventing die for feeding glue on a row position according to claim 1, wherein the structure comprises the following components: the ejector pins (8) penetrate through the lower die (1) and the forward block (9) to be inserted into the backward block (10), and movable holes (15) for the ejector pins (8) to move are formed in the lower die (1) and the forward block (9).

6. The structure of the plunger collision preventing die for feeding glue on a row position according to claim 1, wherein the structure comprises the following components: the top of thimble mount pad (6) has seted up movable groove (16), thimble mount pad (6) have pegged graft through movable groove (16) thimble (8).