CN214982971U

CN214982971U - Injection mould of automobile steering lamp trim

Info

Publication number: CN214982971U
Application number: CN202023122956.9U
Authority: CN
Inventors: 卞昕; 曹先金
Original assignee: Kunshan Longduo Plastic Technology Co ltd
Current assignee: Kunshan Longduo Plastic Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-12-03
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses an injection mould of auto steering lamp trim, including the die block, the cooling water through-hole has been seted up to the intermediate position of the outside avris of die block, the vertical fixed mounting in corner position of the outside up end of die block has the counterpoint guide arm, the intermediate position of the outside up end of die block has been preset the auto steering lamp trim groove of moulding plastics, the outside upper end movable mounting of die block has last mould, the corner position of going up the mould bottom has preset the guide arm jack, the intermediate position fixed mounting of going up the mould bottom has the shaping module, the outside inboard fixed mounting of guide arm jack has the grafting pole of counterpointing, the outside corner fixed mounting of shaping module has the cooling fin, the cooling chamber has been preset to the inside of die block. This injection mould of auto steering lamp trim through having add the cooling chamber simultaneously and being used for assisting the fashioned cooling fin of cooling, can carry out comparatively stable cooling with higher speed to the injection moulding of auto steering lamp trim work piece of at utmost in the use.

Description

Injection mould of automobile steering lamp trim

Technical Field

The utility model relates to an automobile parts preparation technical field specifically is the injection mould of auto steering lamp trim.

Background

The automobile steering lamp trim is a small and indispensable part of an automobile, and needs to be subjected to injection molding processing by virtue of a mold.

The existing injection mold for the automobile steering lamp trim is mostly a traditional mold, the mold closing sealing performance between an upper mold and a lower mold is generally high, the material leakage is easy to occur in the integral injection molding process, the material waste is caused, the working cost is invisibly increased, the control is inconvenient, the integral forming speed is slow, no external cooling assistance is caused, the rapid forming cannot be realized, the integral working progress is easy to drag, and the defect that the construction period is prolonged is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mould of vapour steering lamp trim to it is poor to propose the compound die leakproofness in solving above-mentioned background art, increases working cost, and shaping speed is slow, delays the problem of time limit for a project.

In order to achieve the above object, the utility model provides a following technical scheme: the injection mold for the automobile steering lamp decorative strip comprises a bottom mold, wherein a cooling water flow through hole is formed in the middle position of the outer side of the bottom mold, a contraposition guide rod is fixedly arranged in the corner position of the upper end surface of the outer part of the bottom mold in a longitudinal direction, an injection molding groove for the automobile steering lamp decorative strip is preset in the middle position of the upper end surface of the outer part of the bottom mold, an upper mold is movably arranged at the upper end of the outer part of the bottom mold, a sealing strip is movably arranged between the bottom mold and the upper mold, a contraposition jack is formed in the inner side position of the outer part of the contraposition guide rod, a demolding ejector rod is movably arranged at the side position of the inner part of the injection molding groove for the automobile steering lamp decorative strip, a demolding guide block is fixedly arranged at the side position of the inner part of the upper mold, an injection molding hole is preset in the middle position of the outer end of the upper mold, a guide post is fixedly arranged at the side position of the inner part of the guide post, and a buffer spring is fixedly arranged at the side position of the inner part of the guide post, guide rod jacks are preset in corner positions of the bottom of the upper die, a forming module is fixedly mounted in the middle of the bottom of the upper die, alignment insertion rods are fixedly mounted in the inner side positions outside the guide rod jacks, cooling fins are fixedly mounted in the corner positions outside the forming module, and a cooling cavity is preset in the bottom die.

Preferably, the cooling water flow through holes penetrate through the bottom die and are communicated with cooling cavities formed in the bottom die, and two cooling water flow through holes with the same specification are symmetrically formed in the middle of the outer side of the bottom die.

Preferably, the external specification of the alignment guide rod is matched with the internal specification of the guide rod jack in a corresponding mode, the fixed installation position of the alignment guide rod at the upper end of the bottom die is matched with the opening position of the guide rod jack at the bottom of the upper die in a corresponding mode, and meanwhile the sealing strip is made of rubber integrally.

Preferably, the specification in the hole of the alignment jack is matched with the external specification of the alignment plug rod, the opening position of the upper end of the bottom die of the alignment jack is matched with the fixed mounting position of the alignment plug rod at the bottom of the upper die, and the external specification of the forming module is matched with the in-groove specification of the injection molding groove of the automobile steering lamp strip.

Preferably, the guide posts and the buffer springs are symmetrically and equidistantly fixedly mounted on the side of the inner portion of the upper die, and the cooling fins are symmetrically and equidistantly fixedly mounted on the corners of the outer portion of the forming module and have the same specification.

Compared with the prior art, the beneficial effects of the utility model are that: this injection mould of auto steering lamp trim, through add between last mould and die block and established the sealing strip that can increase whole compound die leakproofness, can effectively reduce the condition that the injection molding material leaked that appears, it is extravagant to reduce the material, and then can stable control working cost, and through having add the cooling chamber simultaneously and being used for assisting the cooling fin of cooling shaping, can carry out comparatively stable cooling with higher speed to the injection moulding of auto steering lamp trim work piece to the at utmost in the use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic view of the upper and lower mold split structure of the present invention;

fig. 4 is a schematic view of the internal structure of the cooling chamber of the present invention.

In the figure: 1. bottom die; 2. a cooling water flow through hole; 3. aligning the guide rod; 4. an injection molding groove for the automobile steering lamp strip; 5. an upper die; 6. a sealing strip; 7. aligning the jacks; 8. demolding ejector rods; 9. demoulding guide blocks; 10. an injection molding port; 11. a guide post; 12. a buffer spring; 13. a guide rod insertion hole; 14. forming a module; 15. aligning the insertion rod; 16. a cooling fin; 17. and a cooling cavity.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an injection mould for a decorative strip of an automobile steering lamp comprises a bottom mould 1, a cooling water flow through hole 2, an alignment guide rod 3, an injection moulding groove 4 for the automobile steering decorative strip, an upper mould 5, a sealing strip 6, an alignment jack 7, a demoulding ejector rod 8, a demoulding guide block 9, an injection moulding opening 10, a guide post 11, a buffer spring 12, a guide rod jack 13, a forming module 14, an alignment splicing rod 15, a cooling fin 16 and a cooling cavity 17, wherein the cooling water flow through hole 2 is arranged at the middle position of the outer side of the bottom mould 1, the alignment guide rod 3 is longitudinally and fixedly arranged at the corner position of the outer upper end surface of the bottom mould 1, the injection moulding groove 4 for the automobile steering decorative strip is preset at the middle position of the outer upper end surface of the bottom mould 1, the upper mould 5 is movably arranged at the outer upper end of the bottom mould 1, the sealing strip 6 is movably arranged between the bottom mould 1 and the upper mould 5, the alignment jack 7 is arranged at the inner side position of the outer part of the alignment guide rod 3, the inner side position of the injection moulding groove 4 for the automobile steering decorative strip is movably arranged at the inner side of the ejector rod, a demolding guide block 9 is fixedly installed at the side position inside the automobile steering lamp strip injection molding groove 4, an injection molding opening 10 is preset at the middle position of the upper end outside the upper die 5, a guide post 11 is fixedly installed at the side position inside the upper die 5, a buffer spring 12 is fixedly installed at the side position inside the guide post 11, a guide rod jack 13 is preset at the corner position of the bottom of the upper die 5, a forming module 14 is fixedly installed at the middle position of the bottom of the upper die 5, an alignment insertion rod 15 is fixedly installed at the inner side position outside the guide rod jack 13, a cooling fin 16 is fixedly installed at the corner position outside the forming module 14, and a cooling cavity 17 is preset inside the bottom die 1;

furthermore, the cooling water flow through holes 2 penetrate through the bottom die 1 and are communicated with cooling cavities 17 formed in the bottom die 1, and two cooling water flow through holes 2 with the same specification are symmetrically formed in the middle of the outer side of the bottom die 1, so that cooling water capable of enabling a workpiece to be rapidly cooled and formed can be conveniently added into the cooling cavities 17 in the injection molding work;

furthermore, the external specification of the alignment guide rod 3 is matched with the internal specification of the guide rod jack 13 correspondingly, the fixed installation position of the alignment guide rod 3 at the upper end of the bottom die 1 is matched with the opening position of the guide rod jack 13 at the bottom of the upper die 5 correspondingly, the sealing strip 6 is integrally made of rubber, and the sealing strip 6 made of rubber can ensure the die assembly tightness between the bottom die 1 and the upper die 5 to the maximum extent;

furthermore, the specification of the hole of the alignment jack 7 is matched with the external specification of the alignment plug-in rod 15, the opening position of the upper end of the bottom die 1 of the alignment jack 7 is matched with the fixed mounting position of the alignment plug-in rod 15 at the bottom of the upper die 5, and the external specification of the forming module 14 is matched with the in-groove specification of the automobile steering lamp strip injection groove 4, so that accurate alignment assembly operation can be realized between the bottom die 1 and the upper die 5;

further, the guide posts 11 and the buffer springs 12 are symmetrically and equidistantly fixedly mounted on the inner side of the upper die 5, the cooling fins 16 are symmetrically and equidistantly fixedly mounted on the outer side of the forming module 14, the guide posts 11 and the buffer springs 12 can achieve good guiding and buffering effects on the whole injection molding work, and the cooling fins 16 can perform stable auxiliary cooling on the forming work of the inner workpiece of the die.

The working principle is as follows: firstly, the upper die 5 is matched with the bottom die 1 stably by utilizing the structural position relationship that a guide rod jack 13 and an alignment plug-in rod 15 are correspondingly matched with an alignment guide rod 3 and an alignment jack 7 arranged at the upper end of the bottom die 1, a sealing strip 6 can ensure the mold matching tightness between the bottom die 1 and the upper die 5, the leakage of injection molding materials is reduced, the waste of materials is reduced, the injection molding materials are poured into an injection port 10, the injection molding materials realize the rapid molding work of automobile steering lamp strip workpieces between an automobile steering lamp strip injection groove 4 and a molding module 14, a cooling water flow through hole 2 is convenient to add cooling water which can rapidly cool and mold the workpieces into a cooling cavity 17 in the injection molding work, a cooling sheet 16 can stably assist in cooling the molding work of the workpieces in the mold, the acceleration of the molding of the workpieces is facilitated, and a buffer spring 12 and a guide column 11 can play a good role in guiding and buffering for the whole injection molding work, reducing the instability of the whole in the using process.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. Injection mould of auto steering lamp trim, including the die block, its characterized in that: the middle position of the outer side of the bottom die is provided with a cooling water flow through hole, the longitudinal fixed mounting of the corner position of the outer upper end surface of the bottom die is provided with a contraposition guide rod, the middle position of the outer upper end surface of the bottom die is preset with an injection molding groove of the automobile steering lamp strip, the outer upper end of the bottom die is movably mounted with an upper die, a sealing strip is movably mounted between the bottom die and the upper die, the inner side position of the outer part of the contraposition guide rod is provided with a contraposition jack, the inner side position of the injection molding groove of the automobile steering lamp strip is movably mounted with a demoulding ejector rod, the inner side position of the injection molding groove of the automobile steering lamp strip is fixedly mounted with a demoulding guide block, the middle position of the outer upper end of the upper die is preset with an injection molding hole, the inner side position of the upper die is fixedly mounted with a guide post, the inner side position of the guide post is fixedly mounted with a buffer spring, the corner position of the bottom of the upper die is preset with a guide rod jack, the middle position of the bottom of the upper die is fixedly provided with a forming module, the inner side position outside the guide rod jack is fixedly provided with an alignment insertion rod, the corner position outside the forming module is fixedly provided with a cooling fin, and a cooling cavity is preset inside the bottom die.

2. The injection mold for an automotive turn signal molding according to claim 1, characterized in that: the cooling water through holes penetrate through the bottom die and are communicated with the cooling cavities formed in the bottom die, and two cooling water through holes with the same specification are symmetrically formed in the middle of the outer side of the bottom die.

3. The injection mold for an automotive turn signal molding according to claim 1, characterized in that: the outside specification of counterpoint guide arm corresponds each other between the downthehole specification of guide arm jack and coincide, and counterpoint guide arm fixed mounting position on the die block and the guide arm jack correspond each other coincidently with offering the position of mould bottom in, and the whole rubber material that adopts of sealing strip simultaneously.

4. The injection mold for an automotive turn signal molding according to claim 1, characterized in that: the hole specification of the alignment jack is matched with the external specification of the alignment plug rod, the opening position of the upper end of the bottom die of the alignment jack is matched with the fixed mounting position of the alignment plug rod at the bottom of the upper die, and the external specification of the forming module is matched with the in-groove specification of the injection molding groove of the automobile steering lamp strip.

5. The injection mold for an automotive turn signal molding according to claim 1, characterized in that: the guide posts and the buffer springs are symmetrically and equidistantly fixedly mounted on the side edge inside the upper die, and the cooling fins are symmetrically and equidistantly fixedly mounted on the corner positions outside the forming module, and the specifications are identical.