CN212888713U

CN212888713U - Integrated injection mold of sprue bush point type glue inlet structure

Info

Publication number: CN212888713U
Application number: CN202021657265.6U
Authority: CN
Inventors: 龚红卫; 张常金
Original assignee: Hangzhou Junfeng Mould Co ltd
Current assignee: Hangzhou Junfeng Mould Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-06
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses an integrated injection mold of a sprue bush point type glue inlet structure, which relates to the technical field of injection molds and comprises an upper mold mechanical plate, wherein a mounting groove is formed in the center of the side surface of the upper mold mechanical plate, a sprue bush is placed inside the mounting groove, limiting holes are formed in four corners of the side surface of the sprue bush, and a quick limiting mechanism is arranged inside the limiting holes; swift stop gear includes the gag lever post, the fixed one end that is provided with spacing plectane and inside keeping away from spacing plectane of gag lever post one end has seted up the cavity, fixed nestification is provided with the guide frame on the cavity is inside, the inboard slip of guide frame is provided with spacing fixture block, spacing fixture block runs through the cavity inner wall and extends to the gag lever post outside. The utility model discloses effectively reduce the required work load of installation, improve the installation effectiveness, follow-up when changing the runner cover, also can accomplish through dragging the pull ring, and it is more convenient to actually use.

Description

Integrated injection mold of sprue bush point type glue inlet structure

Technical Field

The utility model relates to an injection mold technical field, in particular to integrated injection mold of gluey structure is advanced to runner cover point type.

Background

In the prior art, when the integrated injection mold is designed and manufactured, the point type glue inlet structure is one of the structures which are often adopted, a feed inlet of the point type glue inlet structure usually directly embeds a sprue bush into a mounting groove on an upper mold mechanical plate, and simultaneously, the sprue bush is fixed inside the mounting groove of the upper mold mechanical plate by using bolts, so that the assembly is simple and convenient, and subsequently, when the upper mold mechanical plate is connected with the lower mold mechanical plate, the annular connecting block nested on the lower mold mechanical plate can be fixed with the upper mold mechanical plate by directly using the bolts.

Although the assembly mode is simple, screwing of at least eight bolts still needs to be completed, the operation amount is still large, and meanwhile in the subsequent use process, when the sprue bush is damaged and needs to be replaced, the four bolts for fixing the sprue bush need to be detached, so that the sprue bush is inconvenient to replace, and the actual use effect of the die is not ideal enough.

Therefore, it is necessary to provide an integrated injection mold with a sprue bush point type glue inlet structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integration injection mold of gluey structure is advanced to runner cover point formula to what put forward in solving above-mentioned background art still need accomplish twisting of eight at least bolts and connect, the amount of operation is still great, simultaneously in follow-up use, when runner cover damages and need change the runner cover, still need pull down four bolts of fixed runner cover, just so lead to the runner cover to change comparatively inconveniently, and then lead to the not ideal problem of mould in-service use effect.

In order to achieve the above object, the utility model provides a following technical scheme: an integrated injection mold of a sprue bush point type glue inlet structure comprises an upper mold mechanical plate, wherein a mounting groove is formed in the center of the side surface of the upper mold mechanical plate, a sprue bush is placed on the inner side of the mounting groove, limiting holes are formed in four corners of the side surface of the sprue bush, and a quick limiting mechanism is arranged on the inner side of each limiting hole;

the quick limiting mechanism comprises a limiting rod, one end of the limiting rod is fixedly provided with a limiting circular plate, one end of the limiting rod, which is far away from the limiting circular plate, is provided with a cavity, a guide frame is fixedly nested in the cavity, the inner side of the guide frame is slidably provided with a limiting fixture block, and the limiting fixture block penetrates through the inner wall of the cavity and extends to the outside of the limiting rod;

the cavity inner chamber middle part is fixed and is provided with the intermediate lamella, intermediate lamella side both ends are all fixed and are provided with reset spring, reset spring keeps away from the one end and the spacing fixture block fixed connection of intermediate lamella, one side center department that spacing fixture block is close to the intermediate lamella is fixed and is provided with the tractive rope, the tractive rope slides and runs through the intermediate lamella and is stretched out by the intermediate lamella tip, tractive rope tip fixedly connected with pull ring.

Preferably, a wiring channel is formed in the limiting rod, and the pulling rope is located on the inner side of the wiring channel.

Preferably, a clamping groove is formed in the center of one side, away from the limiting rod, of the limiting circular plate, the clamping groove is matched with the pull ring, and the cavity and the clamping groove are communicated with the wiring channel.

Preferably, one side of the limiting clamping block, which is far away from the limiting circular plate, is provided with an inclined guide surface, and one side of the limiting rod, which is far away from the limiting circular plate, is provided with an arc guide surface.

Preferably, an injection head channel A penetrates through the center of one side of the upper die mechanical plate, which is far away from the sprue bush, and the injection head channel A is communicated with the mounting groove.

Preferably, one side of going up the mould mechanical plate and keeping away from the runner cover is provided with lower mould mechanical plate, lower mould mechanical plate side is run through and is provided with injection head passageway B, injection head passageway B inboard is fixed and is provided with the annular connecting block, annular connecting block side, last mould mechanical plate side and runner cover side all run through and are provided with the connecting hole, connecting hole and spacing hole intercommunication, the gag lever post is located connecting hole and spacing downthehole side.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a through being provided with swift stop gear, so that when assembling last die machinery board, sprue bush and lower die machinery board, can draw the pull ring in swift stop gear, and then make the pull ring drive spacing fixture block through the guy rope and enter the cavity inside and be accomodate, then continue to promote the gag lever post, make the gag lever post tip extend to spacing downthehole portion, after spacing plectane and the laminating of one side that the annular connecting block kept away from last die machinery board, loosen the pull ring, spacing fixture block resets under the spring action of reset spring at this moment, and then enter spacing downthehole portion, carry out the spacing to sprue bush, last die machinery board and lower die machinery board, compare with the device of the same kind in the prior art, the utility model discloses effectively reduce the required work load of installation, improve the installation effectiveness, when follow-up changing the sprue bush, also can accomplish the pull ring through drawing, the practical use is more convenient;

2. the utility model discloses a be provided with the draw-in groove to fix a position the pull ring through the draw-in groove, and then make the pull ring keep the state of the spacing plectane of perpendicular to, the person of facilitating the use draws the pull ring and draws.

Drawings

Fig. 1 is a schematic overall front sectional structural view of the present invention.

Fig. 2 is the schematic front sectional structure view of the quick limiting mechanism of the present invention.

Fig. 3 is a schematic front sectional view of the sprue bush of the present invention.

In the figure: 1. an upper die mechanical plate; 2. mounting grooves; 3. a sprue bush; 4. a limiting hole; 5. a quick limiting mechanism; 6. a limiting rod; 7. a limiting circular plate; 8. a cavity; 9. a guide frame; 10. a limiting clamping block; 11. a middle plate; 12. a return spring; 13. a pulling rope; 14. a pull ring; 15. a wiring channel; 16. a card slot; 17. an inclined guide surface; 18. an arc-shaped guide surface; 19. an injector head channel A; 20. a lower die mechanical plate; 21. an injector head channel B; 22. an annular connecting block; 23. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a runner cover point type advances gluey integrated injection mold of structure as shown in fig. 1-3, as shown in fig. 1 and 3, including last mould mechanical board 1, go up 1 side center department of mould mechanical board and seted up mounting groove 2, runner cover 3 has been placed to 2 inboards of mounting groove, and spacing hole 4 has all been seted up in 3 side four corners of runner cover, and spacing hole 4 inboards set up swift stop gear 5.

More specifically, an injection head channel a19 is arranged at the center of one side of the upper die mechanical plate 1 far away from the sprue bush 3 in a penetrating manner, and the injection head channel a19 is communicated with the mounting groove 2, so that an injection head for an injection molding machine can penetrate through the injection head channel a19 to enter the mounting groove 2.

It should be further noted that one side of the upper die mechanical plate 1, which is far away from the sprue bush 3, is provided with a lower die mechanical plate 20, the side of the lower die mechanical plate 20 is provided with an injection head channel B21 in a penetrating manner, an annular connecting block 22 is fixedly arranged on the inner side of an injection head channel B21, the side of the annular connecting block 22, the side of the upper die mechanical plate 1 and the side of the sprue bush 3 are provided with a connecting hole 23 in a penetrating manner, the connecting hole 23 is communicated with the limiting hole 4, and the limiting rod 6 is positioned on the inner sides of the connecting hole 23 and the limiting hole 4, so that the limiting rod 6.

As shown in fig. 2, the quick limiting mechanism 5 includes a limiting rod 6, one end of the limiting rod 6 is fixedly provided with a limiting circular plate 7, one end of the limiting rod 6, which is far away from the limiting circular plate 7, is provided with a cavity 8, a guiding frame 9 is fixedly nested on the cavity 8, the inner side of the guiding frame 9 is slidably provided with a limiting fixture block 10, the limiting fixture block 10 penetrates through the inner wall of the cavity 8 and extends to the outside of the limiting rod 6, the middle part of the inner cavity of the cavity 8 is fixedly provided with an intermediate plate 11, both ends of the side surface of the intermediate plate 11 are fixedly provided with a return spring 12, one end of the return spring 12, which is far away from the intermediate plate 11, is fixedly connected with the limiting fixture block 10, the central part of one side of the limiting fixture block 10, which is close to the intermediate plate 11, is fixedly provided with a pulling rope 13, and then make pull ring 14 draw limit fixture block 10 through pulling rope 13, limit fixture block 10 enters into cavity 8 inside and is accomodate, and simultaneously when pull ring 14 was loosened, pull ring 14 no longer draws pulling rope 13, and limit fixture block 10 resets under the spring action of reset spring 12.

In addition, a wiring channel 15 is formed in the limiting rod 6, and the pulling rope 13 is positioned inside the wiring channel 15, so that the pulling rope 13 can slide in the wiring channel 15.

Meanwhile, a clamping groove 16 is formed in the center of one side, away from the limiting rod 6, of the limiting circular plate 7, the clamping groove 16 is matched with the pull ring 14, and the cavity 8 and the clamping groove 16 are communicated with a wiring channel 15, so that the pull ring 14 is positioned through the clamping groove 16, the pull ring 14 is kept perpendicular to the limiting circular plate 7, and a user can pull the pull ring 14 conveniently.

It should be further noted that an inclined guide surface 17 is disposed on one side of the limiting clamping block 10 away from the limiting circular plate 7, and an arc-shaped guide surface 18 is disposed on one side of the limiting rod 6 away from the limiting circular plate 7, so that when the limiting rod 6 is inserted into the connecting hole 23, the arc-shaped guide surface 18 can guide the limiting rod 6, and further the insertion difficulty of the limiting rod 6 is reduced.

The utility model discloses the theory of operation:

when the upper die mechanical plate 1, the sprue bush 3 and the lower die mechanical plate 20 need to be assembled, firstly, the upper die mechanical plate 1 is attached to the side face of the lower die mechanical plate 20, then the sprue bush 3 is placed in the mounting groove 2 on the upper die mechanical plate 1, so that the connecting hole 23 on the upper die mechanical plate 1, the connecting hole 23 on the sprue bush 3 and the connecting hole 23 on the annular connecting block 22 are collinear, then the quick limiting mechanism 5 is taken, one end, far away from the limiting circular plate 7, of the limiting rod 6 in the quick limiting mechanism 5 is aligned with the opening of the connecting hole 23 on the annular connecting block 22, and the limiting rod 6 is inserted;

in the process of inserting the limiting rod 6, the pull ring 14 is pulled, so that the pull ring 14 pulls the limiting clamping block 10 through the pulling rope 13, the limiting clamping block 10 enters the cavity 8 to be accommodated, and then does not collide with the inner wall of the connecting hole 23, the limiting rod 6 is continuously pushed, so that the end part of the limiting rod 6 extends into the limiting hole 4, after the limiting circular plate 7 and the annular connecting block 22 are attached to one side, away from the upper die mechanical plate 1, the pull ring 14 is loosened, the pulling rope 13 is not pulled by the pull ring 14 at the moment, the limiting clamping block 10 resets under the elastic action of the reset spring 12 and then enters the limiting hole 4, at the moment, the limiting clamping block 10 interacts with the limiting hole 4, and then the sprue bush 3, the upper die mechanical plate 1 and the lower die mechanical plate 20 are limited, and the installation is completed;

when the sprue bush 3 needs to be disassembled and replaced, the pull ring 14 is pulled again, so that the limiting clamping block 10 retracts into the cavity 8 again, the limiting clamping block 10 does not limit the limiting hole 4 at the moment, a user can take the current sprue bush 3 down, then a new sprue bush 3 is put into the mounting groove 2, and the end part of the limiting rod 6 enters the inner side of the connecting hole 23 in the sprue bush 3, and then the pull ring 14 is loosened.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a runner cover point type advances gluey structure's integrated injection mold which characterized in that: the automatic feeding device comprises an upper die mechanical plate (1), wherein a mounting groove (2) is formed in the center of the side surface of the upper die mechanical plate (1), a sprue bush (3) is placed on the inner side of the mounting groove (2), limiting holes (4) are formed in four corners of the side surface of the sprue bush (3), and a quick limiting mechanism (5) is arranged on the inner side of each limiting hole (4);

the quick limiting mechanism (5) comprises a limiting rod (6), one end of the limiting rod (6) is fixedly provided with a limiting circular plate (7), one end, far away from the limiting circular plate (7), of the limiting rod (6) is provided with a cavity (8), a guide frame (9) is fixedly nested in the cavity (8), a limiting clamping block (10) is slidably arranged on the inner side of the guide frame (9), and the limiting clamping block (10) penetrates through the inner wall of the cavity (8) and extends to the outside of the limiting rod (6);

the cavity (8) inner chamber middle part is fixed and is provided with intermediate lamella (11), intermediate lamella (11) side both ends are all fixed and are provided with reset spring (12), the one end and spacing fixture block (10) fixed connection of intermediate lamella (11) are kept away from in reset spring (12), one side center department that spacing fixture block (10) are close to intermediate lamella (11) is fixed and is provided with tractive rope (13), tractive rope (13) slide and run through intermediate lamella (11) and stretch out by intermediate lamella (11) tip, tractive rope (13) tip fixedly connected with pull ring (14).

2. The integrated injection mold of the sprue bushing type glue inlet structure according to claim 1, wherein: a wiring channel (15) is formed in the limiting rod (6), and the pulling rope (13) is located on the inner side of the wiring channel (15).

3. The integrated injection mold of the sprue bushing type glue inlet structure according to claim 2, wherein: the limiting circular plate (7) is far away from the center of one side of the limiting rod (6) and is provided with a clamping groove (16), the clamping groove (16) is matched with the pull ring (14), and the cavity (8) and the clamping groove (16) are communicated with a wiring channel (15).

4. The integrated injection mold of the sprue bushing type glue inlet structure according to claim 1, wherein: an inclined guide surface (17) is formed in one side, away from the limiting circular plate (7), of the limiting clamping block (10), and an arc-shaped guide surface (18) is formed in one side, away from the limiting circular plate (7), of the limiting rod (6).

5. The integrated injection mold of the sprue bushing type glue inlet structure according to claim 1, wherein: an injection head channel A (19) penetrates through the center of one side, far away from the sprue bush (3), of the upper die mechanical plate (1), and the injection head channel A (19) is communicated with the mounting groove (2).

6. The integrated injection mold of the sprue bushing type glue inlet structure according to claim 1, wherein: go up mould mechanical plate (1) and keep away from one side of runner cover (3) and be provided with lower mould mechanical plate (20), lower mould mechanical plate (20) side is run through and is provided with injection head passageway B (21), injection head passageway B (21) inboard is fixed and is provided with annular connecting block (22), annular connecting block (22) side, last mould mechanical plate (1) side and runner cover (3) side all run through and are provided with connecting hole (23), connecting hole (23) and spacing hole (4) intercommunication, gag lever post (6) are located connecting hole (23) and spacing hole (4) inboard.