CN211221891U

CN211221891U - Injection mold for middle decorative plate of automobile auxiliary instrument board

Info

Publication number: CN211221891U
Application number: CN201922134185.6U
Authority: CN
Inventors: 夏云松
Original assignee: Changzhou Boteng Precision Machinery Co ltd
Current assignee: Changzhou Boteng Precision Machinery Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-08-11
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a car auxiliary instrument board middle part decorative board injection mold, including the cope match-plate pattern, the mold core is gone up to the bottom fixedly connected with of cope match-plate pattern, and the guide post hole has been seted up to the bottom of going up the mold core, and the bottom of going up the mold core is provided with the die cavity, and the inner wall of die cavity has been seted up and has been pour the mouth, and the one end of pouring the mouth communicates with the central fixed surface of cope match-plate pattern, and the inside of going up the mold core is provided with she. This car auxiliary instrument board middle part decorative board injection mold through the one end that sets up the mouth of pouring and the fixed intercommunication of the central surface of cope match-plate pattern, and the inside of going up the mold core is provided with shedder, and shedder is including taking off the module to have and adopt and go up mold core ejection mechanism, go up mold core ejection mechanism work and drive the mould product and leave the mold core on the mould is taken off in the time of taking off the mould, supplementary drawing of patterns prevents the characteristics that cover.

Description

Injection mold for middle decorative plate of automobile auxiliary instrument board

Technical Field

The utility model relates to a vice instrument board injection mold technical field of car, more specifically says, it relates to a vice instrument board middle part decorative board injection mold of car.

Background

The middle decorative plate of the auxiliary instrument board is a plastic piece, the whole structure is hard glue injection molding, the middle decorative plate of the auxiliary instrument board has the strength and can play a role in shock absorption, a soft glue needs to be injected on the hard glue of the middle decorative plate of the auxiliary instrument board, meanwhile, the hard glue injection molding side and the soft glue injection molding side are integrated, heat between the hard glue injection molding and the soft glue injection molding in the injection molding process is easy to adhere to a mold core after being dissipated, most of the existing molds adopt a lower mold thimble ejection mold, when the molds are disassembled, the lower mold core and the upper mold core can be controlled to separate from the upper mold core, the product is easy to adhere to the mold core after heat dissipation, the demolding quality is reduced, the injection molding quality of the middle decorative plate of the auxiliary instrument board is influenced, and the injection mold for the middle decorative plate of the automobile auxiliary.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a vice instrument board middle part decorative board injection mold of car, it has and adopts mould core ejection mechanism, goes up mould core ejection mechanism work and drives the mould product and leave the mould core when demolising, supplementary drawing of patterns prevents the characteristics that glue and cover.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a vice instrument board middle part decorative board injection mold of car, includes the cope match-plate pattern, and the bottom fixedly connected with of cope match-plate pattern goes up the mold core, and the guide post hole has been seted up to the bottom of going up the mold core, and the bottom of going up the mold core is provided with the die cavity, and the mouth of pouring has been seted up to the inner wall of die cavity, pours the one end of mouthful and the fixed intercommunication in central surface of cope match-plate pattern, and the inside of going up the mold core.

Furthermore, a demoulding cavity is formed in the upper die core, the inner wall of the demoulding cavity is in sliding insertion connection with the surface of the demoulding block, a first sealing ring is fixedly connected to the surface of the demoulding block, and the surface of the first sealing ring is in sliding insertion connection with the inner wall of the demoulding cavity;

through above-mentioned technical scheme, set up first sealing washer and reached sealed demoulding intracavity portion and take off the effect of module, prevent that injection moulding product from flowing into inside the drawing of patterns intracavity portion.

Furthermore, the inner wall of the demoulding cavity is fixedly connected with a positioning ring and a guide ring respectively, the inner wall of the guide ring is inserted with a guide rod in a sliding manner, and one end of the guide rod is fixedly connected with the surface of the demoulding block;

through above-mentioned technical scheme, reached the gliding distance of position circle control guide bar, made the surface of taking off the module and held level with the die cavity inner wall all the time when not drawing of patterns, set up the guide ring and reached the effect to the surface sliding guide of wire pole.

Furthermore, the bottom of the guide ring is fixedly connected with a first spring, one end of the first spring is fixedly connected with the surface of the demoulding block, the other end of the guide rod is fixedly connected with a push block, the surface of the push block is fixedly connected with a second sealing ring, the surface of the second sealing ring is in sliding insertion connection with the inner wall of the demoulding cavity, and the surface of the push block is positioned at the bottom of the positioning ring and at the upper part of the guide ring;

through above-mentioned technical scheme, set up first spring and reached the control and taken off the effect that resets after the module drawing of patterns removed.

Furthermore, a feeding hole and a discharging hole are respectively formed in the inner top wall of the demolding cavity, the upper surface of the upper template is respectively and fixedly connected with a feeding pipe and a discharging pipe, the inner wall of the feeding hole is fixedly communicated with the surface of the feeding pipe, the inner wall of the discharging hole is fixedly communicated with the surface of the discharging pipe, and one end of the feeding pipe and one end of the discharging pipe are both fixedly communicated with a hydraulic system of the injection molding machine;

through the technical scheme, the effect of automatically controlling demoulding is achieved, and the hydraulic system of the injection molding machine controls the effect that hydraulic oil flows to the feeding hole and the discharging hole.

Furthermore, the inner wall of the feeding pipe is fixedly connected with a first fixing ring and a second spring respectively, the surface of the first fixing ring is fixedly connected with a third sealing ring, one end of the second spring is fixedly connected with a first ball, and the surface of the first ball is in sliding insertion connection with the surface of the third sealing ring;

through above-mentioned technical scheme, reached the sealed effect of first ball extrusion third sealing washer, when using, the inside hydraulic oil extrusion first ball of hydraulic system makes it leave the third sealing washer, extrudees the second spring simultaneously and gets into the effect of demoulding the chamber to the inside injection hydraulic oil of inlet pipe.

Furthermore, the inner wall of the discharge pipe is fixedly connected with a second fixed ring and a third spring respectively, the surface of the second fixed ring is fixedly connected with a fourth sealing ring, one end of the third spring is fixedly connected with a second ball, the surface of the second ball is in sliding insertion connection with the surface of the fourth sealing ring, and the elasticity of the third spring is greater than that of the first spring;

through above-mentioned technical scheme, hydraulic oil has reached and has got into the demolding chamber extrusion ejector pad to extrude first spring control and take off the module and extend the drawing of patterns, when the ejector pad is spacing to be removed, hydraulic oil continues to extrude the third spring, controls the third spring and leaves the fourth sealing washer, and inside hydraulic oil of control flows and gets into the inside effect of hydraulic system again.

To sum up, the utility model discloses following beneficial effect has:

the one end through setting up the mouth of pouring communicates with the central surface of cope match-plate pattern is fixed, and the inside of going up the mold core is provided with shedder, and shedder is including taking off the module to have and adopt mould core ejection mechanism, go up mold core ejection mechanism work and drive the mould product and leave the mould core when taking off the mould, supplementary drawing of patterns prevents the characteristics that covers.

Drawings

FIG. 1 is a front view of the upper mold core structure of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure B in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure at C in FIG. 1 according to the present invention;

fig. 5 is a perspective view of the upper mold core structure of the present invention.

In the figure: 1. mounting a template; 2. an upper mold core; 3. a guide post hole; 4. pouring a mouth; 5. demoulding; 6. demolding; 7. a first seal ring; 8. positioning rings; 9. a guide ring; 10. a guide bar; 11. a first spring; 12. a push block; 13. a second seal ring; 14. a feed port; 15. a discharge hole; 16. a feed pipe; 17. a discharge pipe; 18. a first retainer ring; 19. a second spring; 20. a third seal ring; 21. a first ball bearing; 22. a second retainer ring; 23. a third spring; 24. a fourth seal ring; 25. a second ball.

Detailed Description

Example (b):

the present invention will be described in further detail with reference to fig. 1 to 5.

The utility model provides a vice instrument board middle part decorative board injection mold of car, as shown in fig. 1 and 5, includes cope match-plate pattern 1, its characterized in that: the bottom of the upper template 1 is fixedly connected with an upper mold core 2, the bottom of the upper mold core 2 is provided with a guide post hole 3, the bottom of the upper mold core 2 is provided with a mold cavity, the inner wall of the mold cavity is provided with a pouring opening 4, one end of the pouring opening 4 is fixedly communicated with the central surface of the upper template 1, and a demolding device is arranged inside the upper mold core 2 and comprises a demolding block 5;

as shown in fig. 4, a demolding cavity 6 is formed in the upper mold core 2, the inner wall of the demolding cavity 6 is in sliding insertion connection with the surface of the demolding block 5, a first sealing ring 7 is fixedly connected to the surface of the demolding block 5, the surface of the first sealing ring 7 is in sliding insertion connection with the inner wall of the demolding cavity 6, the first sealing ring is arranged to achieve the effect of sealing the interior of the demolding cavity and the demolding block, and an injection molding product is prevented from flowing into the interior of the demolding cavity; the inner wall of the demoulding cavity 6 is fixedly connected with a positioning ring 8 and a guide ring 9 respectively, the inner wall of the guide ring 9 is inserted with a guide rod 10 in a sliding manner, one end of the guide rod 10 is fixedly connected with the surface of the demoulding block 5, the sliding distance of the guide rod is controlled by the positioning ring, the surface of the demoulding block is always kept flat with the inner wall of the demoulding cavity when demoulding is not carried out, and the guide ring is arranged to achieve the effect of guiding the surface of the lead rod in a sliding manner;

the bottom of the guide ring 9 is fixedly connected with a first spring 11, one end of the first spring 11 is fixedly connected with the surface of the demoulding block 5, the other end of the guide rod 10 is fixedly connected with a push block 12, the surface of the push block 12 is fixedly connected with a second sealing ring 13, the surface of the second sealing ring 13 is in sliding insertion connection with the inner wall of the demoulding cavity 6, the surface of the push block 12 is positioned at the bottom of the positioning ring 8 and the upper part of the guide ring 9, and the first spring is arranged to achieve the effect of controlling the demoulding block to reset after demoulding movement;

as shown in fig. 3, the inner top wall of the demolding cavity 6 is respectively provided with a feeding hole 14 and a discharging hole 15, the upper surface of the upper template 1 is respectively and fixedly connected with a feeding pipe 16 and a discharging pipe 17, the inner wall of the feeding hole 14 is fixedly communicated with the surface of the feeding pipe 16, the inner wall of the discharging hole 15 is fixedly communicated with the surface of the discharging pipe 17, one end of the feeding pipe 16 and one end of the discharging pipe 17 are fixedly communicated with a hydraulic system of the injection molding machine, so that the effect of automatically controlling demolding is achieved, and the effect of controlling the flow of hydraulic oil to the feeding hole and the discharging hole through the hydraulic system of the; when the hydraulic pump is used, hydraulic oil in a hydraulic system extrudes the first ball to enable the first ball to leave the third sealing ring, and simultaneously extrudes the second spring to inject hydraulic oil into the feeding pipe to enter a demolding cavity;

as shown in fig. 2, the inner wall of the discharging pipe 17 is fixedly connected with a second fixing ring 22 and a third spring 23, the surface of the second fixing ring 22 is fixedly connected with a fourth sealing ring 24, one end of the third spring 23 is fixedly connected with a second ball 25, the surface of the second ball 25 is in sliding insertion connection with the surface of the fourth sealing ring 24, the elastic force of the third spring 23 is greater than that of the first spring 11, and the effect that hydraulic oil enters a demolding cavity to extrude the ejector pad, so that the ejector pad is controlled by the first spring to extend out of a demolding, when the ejector pad moves in a limiting manner, the hydraulic oil continues to extrude the third spring, the third spring is controlled to leave the fourth sealing ring, and the internal hydraulic oil is controlled to flow out and enter the hydraulic system again is; one end of the pouring opening 4 is fixedly communicated with the central surface of the upper template 1, the demoulding device is arranged inside the upper mold core 2, and the demoulding device comprises a demoulding body 5, so that the upper mold core ejection mechanism is adopted, the upper mold core ejection mechanism works to drive a mold product to leave the upper mold core when the mold is dismounted, and the auxiliary demoulding is used for preventing sticking.

The working principle is as follows: when the mold is opened, the upper mold core 2 leaves the lower mold core to push out a product, hydraulic oil is controlled by a hydraulic system of an injection molding machine to enter and extrude the first ball 21 through the feeding pipe 16, the first ball 21 leaves the third sealing ring 20 and simultaneously extrudes the second spring 19, hydraulic oil is added into the interior, the hydraulic oil enters the interior of the demolding cavity 6 through the feeding hole 14, the elastic force of the third spring 23 is larger than that of the first spring 11, the pushing block 12 is firstly extruded to drive the guide rod to slide 10 to extrude the first spring 11, the demolding module 5 is controlled to extrude the surface of the product to be demolded, the pushing block 12 is limited by the positioning of the guide ring 9, so that the hydraulic oil is controlled to extrude the third spring 23 to extrude the second ball 25, the second ball 25 leaves the fourth sealing ring 24, the hydraulic oil in the interior returns to the hydraulic system through the discharging pipe 17, and.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a vice instrument board middle part decorative board injection mold of car, includes cope match-plate pattern (1), its characterized in that: the die comprises an upper die plate (1), a guide post hole (3) is formed in the bottom of the upper die plate (2), a die cavity is formed in the bottom of the upper die plate (1), a pouring opening (4) is formed in the inner wall of the die cavity, one end of the pouring opening (4) is fixedly communicated with the center surface of the upper die plate (1), a demolding device is arranged inside the upper die plate (2), and the demolding device comprises a demolding block (5).

2. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile according to claim 1, wherein: go up the inside of mold core (2) and seted up demolding chamber (6), the inner wall of demolding chamber (6) is pegged graft with the surface slip of taking off module (5), the fixed surface of taking off module (5) is connected with first sealing washer (7), the surface of first sealing washer (7) is pegged graft with the inner wall slip of demolding chamber (6).

3. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile as claimed in claim 2, wherein: the inner wall of the demoulding cavity (6) is fixedly connected with a positioning ring (8) and a guide ring (9) respectively, the inner wall of the guide ring (9) is inserted with a guide rod (10) in a sliding mode, and one end of the guide rod (10) is fixedly connected with the surface of the demoulding block (5).

4. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile as claimed in claim 3, wherein: the bottom fixedly connected with first spring (11) of guide ring (9), the one end of first spring (11) is connected with the fixed surface who takes off module (5), the other end fixedly connected with ejector pad (12) of guide bar (10), the fixed surface of ejector pad (12) is connected with second sealing washer (13), the surface of second sealing washer (13) is pegged graft with the inner wall slip of drawing of patterns chamber (6), the surface of ejector pad (12) is located the bottom of position circle (8) to and the upper portion of guide ring (9).

5. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile as claimed in claim 4, wherein: feed port (14) and discharge opening (15) have been seted up respectively to the interior roof of taking off die cavity (6), the upper surface of cope match-plate pattern (1) is fixedly connected with inlet pipe (16) and discharging pipe (17) respectively, the inner wall of feed port (14) and the fixed surface intercommunication of inlet pipe (16), the inner wall of discharge opening (15) and the fixed surface intercommunication of discharging pipe (17), the one end of inlet pipe (16) and the one end of discharging pipe (17) all communicate with the hydraulic system of injection molding machine is fixed.

6. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile as claimed in claim 5, wherein: the inner wall of inlet pipe (16) is fixedly connected with first retainer plate (18) and second spring (19) respectively, the fixed surface of first retainer plate (18) is connected with third sealing washer (20), the first ball (21) of one end fixedly connected with of second spring (19), the surface of first ball (21) is pegged graft with the surface slip of third sealing washer (20).

7. The injection mold for the middle decorative plate of the auxiliary instrument panel of the automobile as claimed in claim 5, wherein: the inner wall of discharging pipe (17) is fixedly connected with second retainer plate (22) and third spring (23) respectively, the fixed surface of second retainer plate (22) is connected with fourth sealing washer (24), the one end fixedly connected with second ball (25) of third spring (23), the surface of second ball (25) is pegged graft with the surface slip of fourth sealing washer (24), the elasticity of third spring (23) is greater than the elasticity of first spring (11).