CN211843065U

CN211843065U - Injection mold with demolding and cutting functions

Info

Publication number: CN211843065U
Application number: CN201922085576.3U
Authority: CN
Inventors: 冷健安
Original assignee: Ningbo Shunyuan Plastic Products Co ltd
Current assignee: Ningbo Shunyuan Plastic Products Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-11-03
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses an injection mold with demolding cutting function, include base, push away axle and spring board one, base lower extreme middle part is provided with push away the axle, there is the fixed plate base upper end through bolted connection, fixed plate upper end overlap joint has spring board one, there is spring board two spring board one upper end through screw connection, it has the spring housing to peg graft in spring board two upper ends, the overlap joint has the ejector pin in the spring housing, push away the axle run through in the base and the fixed plate, push away the axle with spring board one overlap joint, the ejector pin with the screw connection is crossed to spring board two, and beneficial effect lies in: the utility model discloses a setting pushes away axle, spring board one, spring board two, spring housing and ejector pin, can promote spring housing and ejector pin to the mould after injection moulding and cut, realizes automatic kick-backing, and the demolding effect is fast, and safe and reliable satisfies the demand that injection mold demolding used.

Description

Injection mold with demolding and cutting functions

Technical Field

The utility model relates to a mould cutting technical field, concretely relates to injection mold with demolding cutting function.

Background

The die (mj power) is used for obtaining various dies and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and the like in industrial production.

At present, after injection molding, an existing injection mold is demolded by adopting a manual taking method, manual demolding effect is slow due to high temperature generated by the mold during injection molding, danger exists, the requirement for demolding use of the injection mold cannot be met, and then due to the fact that heat cannot be dissipated timely after mold molding, demolding damage is easily caused, and demolding efficiency of the injection mold is reduced.

Disclosure of Invention

Technical problem to be solved

In order to overcome the defects of the prior art, the injection mold with the demolding and cutting functions is provided, the problem that the demolding use requirement of the injection mold cannot be met due to the fact that manual demolding effect is slow and danger exists due to the high temperature generated by the mold during injection molding is solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an injection mold with demolding cutting function, include the base, push away axle and spring board one, base lower extreme middle part is provided with push away the axle, there is the fixed plate base upper end through bolted connection, fixed plate upper end overlap joint has spring board one, there is spring board two spring board one upper end through screw connection, it has the spring housing to peg graft in two upper ends of spring board, the overlap joint has the ejector pin in the spring housing, push away the axle run through in the base and the fixed plate, push away the axle with a spring board overlap joint, the ejector pin with the spring board two-way screw connection of crossing.

Furthermore, the first spring plate and the second spring plate are respectively provided with a reinforcing support at two sides, and a first pressing plate is arranged above the reinforcing support.

By adopting the technical scheme, the first spring plate and the second spring plate can keep parallel when being pushed through the reinforcing support.

Furthermore, a second pressing plate is arranged above the first pressing plate, a connecting column is inserted between the first pressing plate and the second pressing plate, the middle of the upper end of the second pressing plate is connected with a heat conducting pipe through a screw, a top plate is arranged at the upper end of the heat conducting pipe, a heat radiating cover is arranged in the middle of the upper end of the top plate, and four corners of the upper end of the base are all formed with fixing holes.

Through adopting above-mentioned technical scheme, through the heat pipe can carry out the heat conduction cooling to the mould after moulding plastics, makes the injection mould after the shaping drawing of patterns of being convenient for, improves the efficiency that injection mould goes out the mould.

Furthermore, the first spring plate and the second spring plate are both in lap joint with the reinforcing support, and the first pressing plate is connected with the reinforcing support through screws.

Through adopting above-mentioned technical scheme, through clamp plate one can avoid colliding with the mould when the drawing of patterns to the mould.

Furthermore, the first pressure plate and the second pressure plate are connected through screws, and the heat conduction pipe is connected with the heat dissipation cover through screws.

By adopting the technical scheme, the heat dissipation cover can dissipate heat of the injection molded mold.

Furthermore, the spring sleeves penetrate through the first pressing plate and the second pressing plate, and the ejector rods penetrate through the first pressing plate, the second pressing plate and the top plate.

Through adopting above-mentioned technical scheme, through the ejector pin can promote the mould after the shaping and drop, realizes injection mold's cutting.

Furthermore, the connecting column is connected with the top plate in an inserting mode, and the heat dissipation cover is connected with the top plate through a clamping groove.

By adopting the technical scheme, the connecting column can enable the die on the top plate to be fixed stably.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. for solving current injection mold, take the artifical method of taking to demold after carrying out injection molding, because the high temperature that the mould produced when injection molding, artifical demolding effect is slow, has danger, can not satisfy the problem of injection mold demolding user demand, the utility model discloses a setting push shaft, spring board one, spring board two, spring housing and ejector pin can promote spring housing and ejector pin to the mould after injection molding and cut, realize automatic resilience, and demolding effect is fast, and safe and reliable satisfies the demand that injection mold demolding used.

2. For solving current injection mold when moulding plastics the moulding, adopt the mode of high temperature heating to mould plastics, because behind the mould shaping, can not timely heat dissipation causes the demolding easily and damages, reduces the problem of injection mold demolding efficiency, the utility model discloses a set up roof, heat exchanger and heat pipe, can dispel the heat to the mould after the moulding, make cooling down in the mould, avoid the demolding to damage, improve the efficiency of injection mold demolding.

Drawings

Fig. 1 is a schematic structural diagram of an injection mold with a mold stripping and cutting function according to the present invention;

FIG. 2 is a partial enlarged view of the part A of the injection mold with the mold stripping and cutting functions according to the present invention;

fig. 3 is a bottom view of the injection mold with demolding and cutting functions of the present invention.

The reference numerals are explained below:

1. a base; 2. pushing the shaft; 3. a fixing plate; 4. a first spring plate; 5. a second spring plate; 6. a spring housing; 7. a top rod; 8. reinforcing a support; 9. pressing a first plate; 10. pressing a second plate; 11. connecting the columns; 12. a heat conducting pipe; 13. a top plate; 14. a heat dissipation cover; 15. and (7) fixing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, an injection mold with a mold stripping and cutting function in this embodiment includes a base 1, a push shaft 2, and a first spring plate 4, reinforcing struts 8 are disposed on both sides of the first spring plate 4 and the second spring plate 5, a first pressure plate 9 is disposed above the reinforcing struts 8, the first spring plate 4 and the second spring plate 5 can be kept parallel when pushed by the reinforcing struts 8, a second pressure plate 10 is disposed above the first pressure plate 9, connecting columns 11 are inserted between the first pressure plate 9 and the second pressure plate 10, a heat pipe 12 is connected to the middle of the upper end of the second pressure plate 10 through screws, a top plate 13 is disposed at the upper end of the heat pipe 12, a heat dissipation cover 14 is disposed at the middle of the upper end of the top plate 13, fixing holes 15 are formed at four corners of the upper end of the base 1, and the heat pipe 12 can conduct heat to cool an injection mold after injection molding, so that the injection mold stripping can, spring housing 6 all runs through in clamp plate one 9 and clamp plate two 10, and ejector pin 7 all runs through in clamp plate one 9 and clamp plate two 10 and roof 13, can promote the mould after the shaping through ejector pin 7 and drop, realizes injection mold's cutting.

As shown in fig. 1-3, in this embodiment, a push shaft 2 is arranged in the middle of the lower end of a base 1, the upper end of the base 1 is connected with a fixing plate 3 through a bolt, a first spring plate 4 is lapped on the upper end of the fixing plate 3, a second spring plate 5 is connected on the upper end of the first spring plate 4 through a bolt, a spring sleeve 6 is inserted on the upper end of the second spring plate 5, a push rod 7 is lapped in the spring sleeve 6, the push shaft 2 runs through the base 1 and the fixing plate 3, the push shaft 2 is lapped with the first spring plate 4, the push rod 7 is connected with the second spring plate 5 through a bolt, a mold after injection molding can be cut by pushing the push rod 7, dangerous operation is avoided, and the requirement for mold ejection.

As shown in fig. 1, in this embodiment, the first spring plate 4 and the second spring plate 5 are both overlapped with the reinforcing support 8, the first pressing plate 9 and the reinforcing support 8 are connected through screws, the connecting column 11 is inserted into the top plate 13, and the heat dissipation cover 14 is connected with the top plate 13 through a clamping groove, so that heat dissipation can be performed on a molded mold, the temperature in the mold is reduced, the mold stripping damage is avoided, and the mold stripping efficiency of the injection mold is improved.

The specific implementation process of this embodiment is as follows: the injection molding machine and a fixing hole 15 on a base 1 are installed, then a mold is fixed on a top plate 13, the injection molding machine is started to inject heated plastic cement into a mold opening, after injection molding, a forming mold in the mold is cooled through a heat conduction pipe 12 and a heat dissipation cover 14, meanwhile, the injection molding machine pushes a push shaft 2, the push shaft 2 pushes a spring sleeve 6 and an ejector rod 7 on a spring plate I4 and a spring plate II 5, the ejector rod 7 pushes a thick mold to realize cutting and mold stripping, the injection molding mold is convenient and fast to operate, the push shaft 2, the spring plate I4, the spring plate II 5, the spring sleeve 6 and the ejector rod 7 are arranged to push the spring sleeve 6 and the ejector rod 7 to cut the mold after injection molding, automatic rebound is realized, the mold stripping effect is fast, safety and reliability are achieved, the requirements of mold stripping use of the injection molding mold are met, and the mold after molding can be cooled through the arrangement of the top plate 13, the heat dissipation cover 14, the cooling in the mold is realized, the mold stripping damage is avoided, and the mold stripping efficiency of the injection mold is improved.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides an injection mold with demolding cutting function which characterized in that: the spring pushing device comprises a base (1), a pushing shaft (2) and a first spring plate (4), wherein the middle of the lower end of the base (1) is provided with the pushing shaft (2), the upper end of the base (1) is connected with a fixing plate (3) through a bolt, the first spring plate (4) is lapped on the fixing plate (3), the upper end of the first spring plate (4) is connected with a second spring plate (5) through a screw, a spring sleeve (6) is spliced on the upper end of the second spring plate (5), a push rod (7) is lapped in the spring sleeve (6), the pushing shaft (2) penetrates through the base (1) and the fixing plate (3), the pushing shaft (2) is lapped with the first spring plate (4), and the push rod (7) is connected with the second spring plate (5) through a screw.

2. An injection mold with an ejection cutting function according to claim 1, characterized in that: the spring plate I (4) and the spring plate II (5) are respectively provided with a reinforcing support (8) on two sides, and a pressing plate I (9) is arranged above the reinforcing support (8).

3. An injection mold with an ejection cutting function according to claim 2, characterized in that: the heat dissipation device is characterized in that a second pressing plate (10) is arranged above the first pressing plate (9), a connecting column (11) is inserted between the first pressing plate (9) and the second pressing plate (10), the middle of the upper end of the second pressing plate (10) is connected with a heat conduction pipe (12) through a screw, a top plate (13) is arranged at the upper end of the heat conduction pipe (12), a heat dissipation cover (14) is arranged at the middle of the upper end of the top plate (13), and fixing holes (15) are formed in four corners of the upper end of the base (.

4. An injection mold with an ejection cutting function according to claim 2, characterized in that: the first spring plate (4) and the second spring plate (5) are in lap joint with the reinforcing support (8), and the first pressing plate (9) is connected with the reinforcing support (8) through screws.

5. An injection mold with an ejection cutting function according to claim 3, characterized in that: the first pressure plate (9) is connected with the second pressure plate (10) through screws, and the heat conduction pipe (12) is connected with the heat dissipation cover (14) through screws.

6. An injection mold with an ejection cutting function according to claim 3, characterized in that: the spring sleeve (6) penetrates through the first pressing plate (9) and the second pressing plate (10), and the ejector rods (7) penetrate through the first pressing plate (9), the second pressing plate (10) and the top plate (13).

7. An injection mold with an ejection cutting function according to claim 3, characterized in that: the connecting column (11) is connected with the top plate (13) in an inserting mode, and the heat dissipation cover (14) is connected with the top plate (13) through a clamping groove.