CN218749105U

CN218749105U - Automatic change injection moulding's mould

Info

Publication number: CN218749105U
Application number: CN202221110067.7U
Authority: CN
Inventors: 唐春玲
Original assignee: Tianjin Putian Chemical Technology Co ltd
Current assignee: Tianjin Putian Chemical Technology Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-03-28
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses an automatic change injection moulding's mould, including the work box, be located the last cover half of work box inside and the lower die cavity that is connected with last cover half, be equipped with the telescopic link on the top inner wall of work box, the lower extreme of telescopic link is connected with the connecting plate, the below of connecting plate is connected with last cover half, the sliding tray has been seted up on the inside of work box, the inside sliding connection of sliding tray has first rack, one side of connecting plate is connected with the second rack, be connected with first bull stick between the both sides inner wall of work box, it is connected with the gear to rotate on the first bull stick, the utility model discloses a set up work box, go up cover half, lower die cavity, telescopic link, connecting plate, sliding tray, first rack, second rack, first bull stick, gear, second bull stick, fly leaf and ejector pin's cooperation and use, reached and can be ejecting from the mould with the work piece after the injection moulding, the drawing of patterns of being convenient for, improve the effect of injection moulding efficiency.

Description

Automatic change injection moulding's mould

Technical Field

The utility model belongs to the technical field of injection mold, especially, relate to an automatic change injection molding's mould.

Background

The injection molding processing mold is a tool for producing plastic products, the work flow is to inject plastic in a molten state into a mold cavity, and a formed product is obtained after cooling and solidification. The problems existing in the prior art are as follows: the demoulding mode of the injection mould is not convenient enough, and the injection-moulded workpiece is adhered to the mould and is not easy to break away from, so that the injection-moulding processing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The problem to prior art exists, the utility model provides an automatic change injection moulding's mould possesses can be ejecting from the mould with the work piece after injection moulding, and the drawing of patterns of being convenient for improves injection moulding efficiency's advantage, and it is convenient inadequately to have solved current injection mould self drawing of patterns mode, and the work piece after the injection moulding glues on the mould, is difficult for breaking away from, influences injection moulding efficiency's problem.

The utility model discloses a realize like this, an automatic change injection moulding's mould, including the work box, be located the last cover half of work box inside and the lower die cavity that is connected with last cover half, be equipped with the telescopic link on the top inner wall of work box, the lower extreme of telescopic link is connected with the connecting plate, the below of connecting plate is connected with last cover half, the sliding tray has been seted up on the inside of work box, the inside sliding connection of sliding tray has first rack, one side of connecting plate is connected with the second rack, be connected with first bull stick between the both sides inner wall of work box, it is connected with the gear to rotate on the first bull stick, the gear meshes with first rack and second rack respectively, be connected with the second bull stick before the both sides inner wall of work box, swing joint has the fly leaf on the second bull stick, the one end of fly leaf is equipped with the ejector pin, the ejector pin extend to the inside of die cavity down and with lower die cavity swing joint.

As the utility model discloses it is preferred, the below of fly leaf is equipped with the spring, the other end of spring is connected with the bottom inner wall of work box.

As the utility model discloses preferred, set up the recess with ejector pin matched with on the inner wall of lower die cavity.

As the utility model discloses it is preferred, be equipped with the gag lever post on the top inner wall of work box, the gag lever post run through in the connecting plate and with connecting plate swing joint.

As the utility model discloses it is preferred, the surperficial four corners department of lower die cavity is equipped with the support column, the other end of support column is connected with the inner wall of work box.

As the utility model discloses it is preferred, the inside of going up the cover half is equipped with the pipe of moulding plastics, the one end of the pipe of moulding plastics runs through in the connecting plate and extends to the top of work box, just mould plastics pipe and work box swing joint.

As the utility model discloses preferred, it has the chamber door to articulate on the work box, be equipped with the observation window on the chamber door.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the work box, go up cover half, lower mould chamber, telescopic link, connecting plate, sliding tray, first rack, second rack, first bull stick, gear, second bull stick, fly leaf and ejector pin's cooperation is used, has reached and can be ejecting from the mould with the work piece after injection moulding, and the drawing of patterns of being convenient for improves the effect of injection moulding efficiency.

2. The utility model discloses a set up the spring, can break away from the pressure to the fly leaf when first rack, through the spring with the fly leaf jack-up that makes progress, the other end that makes the fly leaf drives the ejector pin decline, going on of the next work of moulding plastics of being convenient for.

3. The utility model discloses a set up the recess, can carry on spacingly through the decline position of recess to the ejector pin, make the upper surface of ejector pin flush with the bottom inner wall of die cavity down mutually.

4. The utility model discloses a set up the gag lever post, can carry on spacingly through the gag lever post when last cover half downstream, make the connecting plate drive the cover half and carry out the up-and-down motion of vertical direction to make the more stable lower mould intracavity of getting into of cover half, thereby improve the quality of the work piece of moulding plastics.

5. The utility model discloses a set up the support column, can carry out more stable support to the lower mould chamber, make the work of the better cooperation upper cover half in lower mould chamber.

6. The utility model discloses a set up the pipe of moulding plastics, can be convenient for pour into molten state's plastic materials into to lower mould intracavity, it is more convenient to use.

7. The utility model discloses a cooperation that sets up chamber door and observation window is used, can open the chamber door and take out the work piece after the shaping after injection moulding to through the state of observation window real-time observation work of moulding plastics.

Drawings

Fig. 1 is a schematic isometric view of an embodiment of the present invention;

fig. 2 is a front view provided by an embodiment of the present invention;

fig. 3 isbase:Sub>A schematic cross-sectional view taken alongbase:Sub>A-base:Sub>A in fig. 2 according to an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a structure at a in fig. 3 according to an embodiment of the present invention;

fig. 5 is a right side view provided by an embodiment of the present invention;

fig. 6 is a schematic cross-sectional view at B-B in fig. 5 according to an embodiment of the present invention.

In the figure: 1. a work box; 2. an upper fixed die; 3. a lower die cavity; 4. a telescopic rod; 5. a connecting plate; 6. a sliding groove; 7. a first rack; 8. a second rack; 9. a first rotating lever; 10. a gear; 11. a second rotating rod; 12. a movable plate; 13. a top rod; 14. a spring; 15. a groove; 16. a limiting rod; 17. a support pillar; 18. injection molding a tube; 19. a box door; 20. and (6) an observation window.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the embodiment of the utility model provides an automatic change injection moulding's mould, including work box 1, be located the inside last cover half 2 of work box 1 and the lower die cavity 3 that is connected with last cover half 2, be equipped with telescopic link 4 on the top inner wall of work box 1, the lower extreme of telescopic link 4 is connected with connecting plate 5, the below of connecting plate 5 is connected with last cover half 2, sliding tray 6 has been seted up on the inside of work box 1, the inside sliding connection of sliding tray 6 has first rack 7, one side of connecting plate 5 is connected with second rack 8, be connected with first bull stick 9 between the both sides inner wall of work box 1, the rotation is connected with gear 10 on the first bull stick 9, gear 10 meshes with first rack 7 and second rack 8 respectively, be connected with second bull stick 11 before the both sides inner wall of work box 1, swing joint has fly leaf 12 on the second bull stick 11, the one end of fly leaf 12 is equipped with ejector pin 13, ejector pin 13 extends to the inside of lower die cavity 3 and with lower die cavity swing joint.

Referring to fig. 3, a spring 14 is arranged below the movable plate 12, and the other end of the spring 14 is connected with the inner wall of the bottom of the work box 1.

The scheme is adopted: by arranging the spring 14, when the first rack 7 is released from the pressure on the movable plate 12, the movable plate 12 can be lifted upwards by the spring 14, so that the other end of the movable plate 12 drives the ejector rod 13 to descend, thereby facilitating the next injection molding work.

Referring to fig. 4, a groove 15 matched with the top bar 13 is formed on the inner wall of the lower die cavity 3.

Adopt above-mentioned scheme: through setting up recess 15, can carry on spacingly through recess 15 to the decline position of ejector pin 13, make the upper surface of ejector pin 13 level with the bottom inner wall of lower mould chamber 3.

Referring to fig. 6, a limiting rod 16 is arranged on the inner wall of the top of the working box 1, and the limiting rod 16 penetrates through the connecting plate 5 and is movably connected with the connecting plate 5.

The scheme is adopted: through setting up gag lever post 16, can be when last cover half 2 downstream, carry on spacingly through gag lever post 16, make connecting plate 5 drive last cover half 2 and carry out the up-and-down motion of vertical direction to in making the more stable entering lower die cavity 3 of last cover half 2, thereby improve the quality of the work piece of moulding plastics.

Referring to fig. 6, supporting columns 17 are arranged at four corners of the surface of the lower die cavity 3, and the other ends of the supporting columns 17 are connected with the inner wall of the working box 1.

Adopt above-mentioned scheme: through setting up support column 17, can carry out more stable support to lower die cavity 3, make the work of the better cooperation upper cover half 2 of lower die cavity 3.

Referring to fig. 6, an injection molding pipe 18 is arranged inside the upper fixed die 2, one end of the injection molding pipe 18 penetrates through the connecting plate 5 and extends to the top of the working box 1, and the injection molding pipe 18 is movably connected with the working box 1.

Adopt above-mentioned scheme: through setting up the pipe 18 of moulding plastics, can be convenient for pour into molten state's plastic materials into lower die cavity 3, it is more convenient to use.

Referring to fig. 1, a box door 19 is hinged on the work box 1, and an observation window 20 is arranged on the box door 19.

Adopt above-mentioned scheme: through the cooperation of setting up chamber door 19 and observation window 20 and using, can open the work piece that the chamber door 19 was taken out after injection moulding to through observation window 20 real-time observation injection moulding work's state.

The utility model discloses a theory of operation:

when the injection molding machine is used, a molten plastic raw material is put into the lower die cavity 3 through the injection molding pipe 18, then the upper fixed die 2 is driven to descend through the telescopic rod 4 (the model of the telescopic rod 4 is XTL 50), the upper fixed die 2 is clamped into the lower die cavity 3, the molten plastic raw material is subjected to extrusion molding, after the plastic raw material is cooled and molded, the telescopic rod 4 drives the connecting plate 5 and the upper fixed die 2 to move upwards while driving the second rack 8 to move upwards, the second rack 8 drives the gear 10 to rotate, the gear 10 rotates to drive the first rack 7 to move downwards, the first rack 7 presses one end of the movable plate 12 downwards, the movable plate 12 tilts with the second rotating rod 11 as a fulcrum, the ejector rod 13 moves upwards, a workpiece molded in the lower die cavity 3 is jacked upwards to be demolded, when the connecting plate 5 moves downwards, the movable plate 12 is separated from the pressure of the first rack 7, the movable plate 12 is jacked upwards under the action of the spring 14, the ejector rod 13 at the other end is driven to descend, and the ejector rod 13 is limited through the groove 15, so that the upper surface of the ejector rod 13 is flush with the inner bottom of the lower die cavity 3, and the movable plate is convenient for injection molding.

In summary, the following steps: this automatic change injection moulding's mould, through setting up work box 1, go up cover half 2, lower mould cavity 3, telescopic link 4, connecting plate 5, sliding tray 6, first rack 7, second rack 8, first bull stick 9, gear 10, second bull stick 11, fly leaf 12 and ejector pin 13's cooperation is used, it can be ejecting from the mould with the work piece after the injection moulding to possess, the drawing of patterns of being convenient for, the advantage of improvement injection moulding efficiency, it is convenient inadequately to have solved the drawing of patterns mode of current injection mould self, the work piece after the injection moulding glues on the mould, be difficult for breaking away from, influence the problem of injection moulding efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic change injection moulding's mould, includes work box (1), is located inside last cover half (2) of work box (1) and lower mould chamber (3) that are connected with last cover half (2), its characterized in that: be equipped with telescopic link (4) on the top inner wall of work box (1), the lower extreme of telescopic link (4) is connected with connecting plate (5), the below of connecting plate (5) is connected with last cover half (2), sliding tray (6) have been seted up on the inside of work box (1), the inside sliding connection of sliding tray (6) has first rack (7), one side of connecting plate (5) is connected with second rack (8), be connected with first bull stick (9) between the both sides inner wall of work box (1), it is connected with gear (10) to rotate on first bull stick (9), gear (10) mesh with first rack (7) and second rack (8) respectively, be connected with second bull stick (11) before the both sides inner wall of work box (1), swing joint has fly leaf (12) on second bull stick (11), the one end of fly leaf (12) is equipped with ejector pin (13), ejector pin (13) extend to the inside of die cavity (3) down and with lower die cavity (3) swing joint.

2. The mold of claim 1, wherein: a spring (14) is arranged below the movable plate (12), and the other end of the spring (14) is connected with the inner wall of the bottom of the working box (1).

3. The mold of claim 1, wherein: and a groove (15) matched with the ejector rod (13) is formed in the inner wall of the lower die cavity (3).

4. The mold of claim 1, wherein: be equipped with gag lever post (16) on the top inner wall of work box (1), gag lever post (16) run through in connecting plate (5) and with connecting plate (5) swing joint.

5. The mold of claim 1, wherein: and supporting columns (17) are arranged at four corners of the surface of the lower die cavity (3), and the other ends of the supporting columns (17) are connected with the inner wall of the working box (1).

6. The mold for automated injection molding according to claim 1, wherein: the inside of going up cover half (2) is equipped with injection molding pipe (18), the one end of injection molding pipe (18) runs through in connecting plate (5) and extends to the top of work box (1), just injection molding pipe (18) and work box (1) swing joint.

7. The mold for automated injection molding according to claim 1, wherein: a box door (19) is hinged to the working box (1), and an observation window (20) is arranged on the box door (19).