CN215242391U

CN215242391U - Injection mold for molding automotive interior

Info

Publication number: CN215242391U
Application number: CN202121274069.5U
Authority: CN
Inventors: 朱谦; 李畅
Original assignee: Hubei Nanze Automobile Composite Material Co ltd
Current assignee: Hubei Nanze Automobile Composite Material Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-21
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to an injection mold technical field just discloses an injection mold for automotive interior shaping, including supporting the base, support the base top and install four group's mounts. This an injection mold for automotive interior shaping, match with first mould inner wall through end push pedal and side push pedal surface radian, be convenient for make end push pedal and side push pedal surface radian and first mould inner wall match, make the accessory shaping back surface of moulding plastics level and smooth, promote the side push pedal through first electric putter output, push pedal at the bottom of the second electric putter promotion, be convenient for carry out the drawing of patterns fast, and the angle of push pedal at the bottom of the accessible fine setting, the adjustment stress point, cooperate first spring and second spring dispersion pressure, accessory damage when preventing the drawing of patterns, thereby it needs the drawing of patterns after the completion to have solved injection mold moulding plastics, if interior trim constitutes for the arcwall face, the easy atress inequality of part of interior trim causes the problem of damage during the drawing of patterns extrusion.

Description

Injection mold for molding automotive interior

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold for automotive interior shaping.

Background

Automotive interior mainly indicates the automobile product that the inside repacking of car used, involves the square face of car inside, for example car steering wheel cover, car cushion, car callus on the sole, car perfume, car pendant, inside goods of furniture for display rather than for use, containing box etc. all are automotive interior product, to the automotive interior of plastic material, often produce through injection mold and make. The injection mold for the automotive interior parts in the prior art is inconvenient to use, and after the ornaments in the mold are cooled and formed, the ornaments often need to be taken out manually, so that the method not only consumes manpower and material resources, but also has low working efficiency.

Chinese patent publication No. CN212948984U proposes an injection mold for automotive interior parts, belonging to the technical field of automotive interior parts. An injection mold for automotive upholstery comprises an operation table, wherein the upper surface of the operation table is fixedly connected with a lower mold, one side of the lower mold is fixedly connected with an injection pipeline, and a mounting seat is arranged inside the lower mold; the utility model discloses a, through setting up electric putter and layer board, when this mould of in-service use, at first start the pneumatic cylinder, make the top mold be closed state with the bed die contact, then inside injecting into the mould through the plastic of pipeline with the hot melt state of moulding plastics, treat the fixed shaping back, mould rebound on the control pneumatic cylinder drive, start electric putter this moment, electric putter work drives layer board upward movement, thereby the light of gadget in the bed die drags up, the trouble of artifical gadget of taking out has been avoided, the work efficiency of taking out the gadget has been improved, the device has been reached and has been used convenient effect, but this injection mold when the completion after needs the drawing of patterns to mould plastics, if interior gadget constitutes for the arcwall face, the easy atress inequality in part of interior gadget causes the damage during drawing of patterns extrusion.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a be used for fashioned injection mold of automotive interior has solved injection mold and when the completion back of moulding plastics needs the drawing of patterns, if interior decorative component constitutes for the arcwall face, the easy atress inequality of part of interior decorative component causes the problem of damage during the drawing of patterns extrusion.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold for automotive interior shaping, includes and supports the base, support the base top and install four group's mounts, the mount top is fixed with first mould, support the base rear end and install the support frame, the support frame front end is fixed with third electric putter, third electric putter output end is fixed with the second mould, two sets of pipes of moulding plastics are installed at second mould top, it is fixed with the injection molding bucket to mould plastics the pipe top, the injection molding bucket that increases passes through the locating rack and is fixed with third electric putter output end, support frame inner wall sliding connection has the bracing piece, bracing piece front end and second mould fixed connection.

Preferably, the top of the second mold is communicated with an injection molding pipe, the top end of the injection molding pipe is communicated with the bottom of the pressurizing injection molding barrel, and the top of the pressurizing injection molding barrel is provided with a material conveying pipe.

Preferably, a group of bottom push plates and two groups of side push plates are arranged inside the first die, and the surface radians of the bottom push plates and the surfaces of the side push plates are matched with the inner wall of the first die.

Preferably, a first connecting block is installed at the bottom of the side push plate, a first connecting sleeve is sleeved at the bottom end of the first connecting block, a first spring is installed inside the first connecting sleeve, a first electric push rod is installed at the bottom of the first connecting sleeve, and the bottom end of the first electric push rod is fixed with the supporting base.

Preferably, the bottom of the bottom pushing plate is rotatably connected with a second connecting block, a second connecting sleeve is sleeved at the bottom end of the second connecting block, a second spring is arranged inside the second connecting sleeve, a second electric push rod is arranged at the bottom of the second connecting sleeve, and the bottom end of the second electric push rod is fixed with the supporting base.

Preferably, a set of cooling plates are arranged on the front side and the rear side of the first die, and heat dissipation holes are formed in the surfaces of the cooling plates.

(III) advantageous effects

Compared with the prior art, the utility model provides an injection mold for automotive interior shaping possesses following beneficial effect:

1. this an injection mold for automotive interior shaping, match with first mould inner wall through end push pedal and side push pedal surface radian, be convenient for make end push pedal and side push pedal surface radian and first mould inner wall match, make the accessory shaping back surface of moulding plastics level and smooth, promote the side push pedal through first electric putter output, push pedal at the bottom of the second electric putter promotion, be convenient for carry out the drawing of patterns fast, and the angle of push pedal at the bottom of the accessible fine setting, the adjustment stress point, cooperate first spring and second spring dispersion pressure, accessory damage when preventing the drawing of patterns, thereby it needs the drawing of patterns after the completion to have solved injection mold moulding plastics, if interior trim constitutes for the arcwall face, the easy atress inequality of part of interior trim causes the problem of damage during the drawing of patterns extrusion.

2. This an injection mold for automotive interior shaping, it installs the conveying pipeline to mould plastics the bucket top through the pressure boost, be convenient for make carry the hot melt plastic to carry the pressure boost among the bucket of moulding plastics and handle, clear away unnecessary bubble in the plastic, convenient will handle fast during the plastic pours into first mould and second mould into, improve equipment work efficiency, there is the cooling plate through first mould surface mounting, be convenient for guarantee the quick cooling shaping of accessory to the cooperation cooling plate makes the plastic cool off the drawing of patterns fast.

3. This an injection mold for automotive interior shaping, the pressure boost is moulded plastics the bucket and is fixed through locating rack and third electric putter output, support frame inner wall sliding connection has the bracing piece, bracing piece front end and second mould fixed connection, promote the second mould through third electric putter output, make the second mould and first mould constitute holistic mould, conveniently mould plastics, and the bracing piece slides in the support frame, play supplementary spacing effect to the second mould, it is more stable when keeping the second mould to reciprocate.

Drawings

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

FIG. 2 is a sectional view of a first mold structure of the present invention;

fig. 3 is an explosion diagram of the structure of the present invention.

In the figure: 1. a support base; 2. a fixed mount; 3. a first mold; 4. a cooling plate; 5. a side push plate; 6. a first engagement block; 7. a first spring; 8. a first engagement sleeve; 9. a first electric push rod; 10. a bottom push plate; 11. a second engagement block; 12. a second spring; 13. a second engagement sleeve; 14. a second electric push rod; 15. a second mold; 16. a third electric push rod; 17. a support frame; 18. injection molding a tube; 19. a positioning frame; 20. pressurizing the injection molding barrel; 21. a support rod.

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. 1-3, the present invention provides a technical solution: an injection mold for automobile interior molding comprises a supporting base 1, wherein four groups of fixing frames 2 are installed at the top of the supporting base 1, a first mold 3 is fixed at the top end of each fixing frame 2, the four groups of symmetrical fixing frames 2 fix the first mold 3 on the supporting base 1, a supporting frame 17 is installed at the rear end of the supporting base 1, a third electric push rod 16 is fixed at the front end of each supporting frame 17, a second mold 15 is fixed at the output end of each third electric push rod 16, the third electric push rod 16 pushes the second mold 15 to move to be combined with the first mold 3, two groups of injection molding pipes 18 are installed at the top of the second mold 15, a pressurizing injection molding barrel 20 is fixed at the top end of each injection molding pipe 18, plastic conveyed to the inside of the pressurizing injection molding barrel 20 is pressurized and injected into the first mold 3 and the second mold 15 through the injection molding pipes 18, and the pressurizing injection molding barrel 20 is fixed with the output end of the third electric push rod 16 through a positioning frame 19, support frame 17 inner wall sliding connection has bracing piece 21, and bracing piece 21 front end and second mould 15 fixed connection slide in support frame 17 through bracing piece 21, play supplementary spacing effect to second mould 15.

Specifically, in order to convey plastic, the top of the second mold 15 is communicated with the injection molding pipe 18, the top of the injection molding pipe 18 is communicated with the bottom of the pressurizing injection molding barrel 20, the top of the pressurizing injection molding barrel 20 is provided with a conveying pipe, hot-melt plastic is conveyed into the pressurizing injection molding barrel 20 through the conveying pipe, and the hot-melt plastic is pressurized by the pressurizing injection molding barrel 20 and is injected into the first mold 3 and the second mold 15 through the injection molding pipe 18.

Specifically, in order to avoid the mould to take place to warp, first mould 3 internally mounted has push pedal 10 and two sets of side push pedal 5 at the bottom of a set, and push pedal 10 matches with 3 inner walls of first mould with 5 surperficial radians of side push pedal, avoids mismatching with 3 inner walls of first mould because of push pedal 10 at the bottom and 5 surperficial radians of side push pedal, makes the accessory surface not level and smooth enough.

Concretely, for the convenience of promoting fashioned accessory drawing of patterns from the side, first linking block 6 is installed to 5 bottoms of side push pedal, first linking block 6 bottom cover is equipped with first linking cover 8, first linking cover 8 internally mounted has first spring 7, first electric putter 9 is installed to first linking cover 8 bottom, first electric putter 9 bottom is fixed with support base 1, when first electric putter 9 output promotes first linking cover 8 and removes, because of 5 surfaces of side push pedal and accessory contact, first spring 7 shrink when extruding the demolding, thereby play the effect of buffering, prevent that pressure from excessively forcing the accessory to damage.

Concretely, for the convenience of promoting fashioned accessory drawing of patterns from the bottom, end push pedal 10 bottom is rotated and is connected with the second and links up piece 11, the second links up 11 bottom covers of piece and is equipped with second and links up cover 13, second links up cover 13 internally mounted has second spring 12, second electric putter 14 is installed to second links up cover 13 bottom, second electric putter 14 bottom is fixed with support base 1, when push pedal 10 pushes out the accessory at the bottom of second electric putter 14 drive, 3 inner wall arcwall faces of first mould are more, the rotatable fine setting stress point of end push pedal 10, cooperation second spring 12 dispersion pressure.

Specifically, for the convenience of making accessory rapid prototyping, both sides all are provided with a set of cooling plate 4 around the first mould 3, and the louvre has been seted up on cooling plate 4 surface, pours into the hot melt plastic into in the mould after, for guaranteeing accessory rapid cooling drawing of patterns, cooperation cooling plate 4 makes the plastic rapid cooling shaping.

The working principle is as follows: carry the hot melt plastic to the pressurization injection molding bucket 20 through the conveying pipeline, the pressurization injection molding bucket 20 pressure boost injects the plastic into closed first mould 3 and second mould 15 through injection molding pipe 18, after the completion of moulding plastics, open cooling plate 4, make the accessory in the mould cool off fast conveniently and carry out drawing of patterns and handle, drive second mould 15 through third electric putter 16 and rise, open the confined mould, start first electric putter 9 and second electric putter 14 simultaneously, promote the side push pedal 5 of both sides and the end push pedal 10 at middle part and extrude the accessory, first spring 7 of side push pedal 5 bottom installation and the second spring 12 of end push pedal 10 bottom installation, be convenient for disperse pressure when the drawing of patterns, and cooperate the end push pedal 10 that can finely tune, guarantee that the accessory is complete when the drawing of patterns, make local atress more even.

To sum up, the injection mold for molding the automotive interior is matched with the inner wall of the first mold 3 through the surface radian of the bottom push plate 10 and the side push plate 5, so that the surface radian of the bottom push plate 10 and the surface radian of the side push plate 5 are matched with the inner wall of the first mold 3, the surface of an injection molded accessory is smooth after molding, the side push plate 5 is pushed through the output end of the first electric push rod 9, the bottom push plate 10 is pushed through the second electric push rod 14, so that rapid demolding is facilitated, the stress point can be adjusted by finely adjusting the angle of the bottom push plate 10, the pressure is dispersed by matching the first spring 7 and the second spring 12, the damage of the accessory during demolding is prevented, and therefore, the problem that when the injection mold needs demolding after injection molding is completed, if the interior trim is formed by an arc surface, the damage of the interior trim is easily caused by local stress during demolding extrusion is solved, and the material conveying pipe is installed at the top of the pressurization injection molding barrel 20, so that the hot-melted plastic is conveyed to the pressurization injection molding barrel 20 for pressurization treatment without unevenness, clear away unnecessary bubble in the plastic, convenient will handle the plastic fast and pour into among first mould 3 and second mould 15, improve equipment work efficiency, there is cooling plate 4 through 3 surface mounting of first mould, be convenient for guarantee accessory quick cooling shaping, and cooperate cooling plate 4 to make the plastic cool off the drawing of patterns fast, pressure boost injection moulding bucket 20 is fixed with third electric putter 16 output through locating

rack

19, 17 inner wall sliding connection of support frame has bracing piece 21, bracing piece 21 front end and 15 fixed connection of second mould, promote second mould 15 through 16 outputs of third electric putter, make second mould 15 and first mould 3 constitute holistic mould, conveniently mould plastics, and bracing piece 21 slides in support frame 17, play supplementary spacing effect to second mould 15, it is more stable when keeping second mould 15 to reciprocate.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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 injection mold for automotive interior shaping, includes support base (1), four group's mounts (2), its characterized in that are installed at support base (1) top: the utility model discloses a mould, including mount (2), support base (1), support base (2), support frame (17) top is fixed with first mould (3), support frame (17) front end is fixed with third electric putter (16), third electric putter (16) output end is fixed with second mould (15), two sets of pipes (18) of moulding plastics are installed at second mould (15) top, it is fixed with pressurization injection molding bucket (20) to mould pipes (18) top, pressurization injection molding bucket (20) are fixed with third electric putter (16) output through locating rack (19), support frame (17) inner wall sliding connection has bracing piece (21), bracing piece (21) front end and second mould (15) fixed connection.

2. An injection mold for molding automotive interior according to claim 1, characterized in that: the top of the second mold (15) is communicated with an injection molding pipe (18), the top end of the injection molding pipe (18) is communicated with the bottom of a pressurizing injection molding barrel (20), and a material conveying pipe is installed at the top of the pressurizing injection molding barrel (20).

3. An injection mold for molding automotive interior according to claim 1, characterized in that: first mould (3) internally mounted has a set of end push pedal (10) and two sets of side push pedal (5), and end push pedal (10) and side push pedal (5) surface radian and first mould (3) inner wall match.

4. An injection mold for molding automotive interior according to claim 3, characterized in that: the side push pedal (5) bottom is installed first and is linked up piece (6), and first linking up piece (6) bottom cover is equipped with first linking cover (8), and first linking cover (8) internally mounted has first spring (7), and first electric putter (9) are installed to first linking cover (8) bottom, and first electric putter (9) bottom is fixed with support base (1).

5. An injection mold for molding automotive interior according to claim 3, characterized in that: the bottom pushing plate (10) bottom is rotated and is connected with second and links up piece (11), and second links up piece (11) bottom cover and is equipped with second and links up cover (13), and second links up cover (13) internally mounted has second spring (12), and second electric putter (14) are installed to second and link up cover (13) bottom, and second electric putter (14) bottom is fixed with support base (1).

6. An injection mold for molding automotive interior according to claim 1, characterized in that: a set of cooling plates (4) are arranged on the front side and the rear side of the first die (3), and heat dissipation holes are formed in the surfaces of the cooling plates (4).