CN212684600U

CN212684600U - Automobile lampshade forming injection mold

Info

Publication number: CN212684600U
Application number: CN202020840919.2U
Authority: CN
Inventors: 郭井龙
Original assignee: Suzhou Technology Competition Mould Technology Co ltd
Current assignee: Suzhou Technology Competition Mould Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-03-12
Anticipated expiration: 2030-05-19

Abstract

The utility model is suitable for an injection moulding technical field provides an automobile lampshade shaping injection mold, including the cover half bedplate, cover half bedplate internally mounted has the runner cover, and is connected with the stripper plate bottom the cover half bedplate, the stripper plate bottom is installed the bearing plate, and is connected with the cushion bottom the bearing plate, the movable mould bedplate is installed to the cushion bottom, the bearing plate top is connected with the core, and installs cooling body outside the core, cooling body is inside including the screw. The utility model discloses in, under cooling body's effect, through end cap and water injection well choke and cooling water path connection, can effectual improvement automobile lamp cover's shaping effect to can effectually shorten automobile lamp cover's shaping cycle, can improve automobile lamp cover finish greatly, reduce automobile lamp cover surface line mark and internal stress, make automobile lamp cover not shrink, indeformable, the drawing of patterns of the automobile lamp cover of being convenient for, product design accelerates, thereby greatly improves the production efficiency of mould.

Description

Automobile lampshade forming injection mold

Technical Field

The utility model belongs to the technical field of mould plastics, especially, relate to an automobile lampshade shaping injection mold.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation operation, various colors, shapes from simple to complex, sizes from large to small, precise product size, easy product replacement, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

The existing automobile lamp shade forming injection mold does not have a mechanism for rapidly cooling and shortening the forming period of the injection mold, does not have a mechanism for rapidly demoulding the automobile lamp shade forming injection mold, and does not have a mechanism which can fix a mold locking and prevent deformation of the automobile lamp shade forming injection mold, so that the forming period of the automobile lamp shade forming injection mold is long, and the forming effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automobile lamp cover shaping injection mold aims at solving automobile lamp cover shaping injection mold shaping cycle length, the poor problem of shaping effect.

The utility model discloses a realize like this, an automobile lampshade shaping injection mold, including the cover half bedplate, cover half bedplate internally mounted has the runner cover, and is connected with ejector pad bottom the cover half bedplate, ejector pad bottom is installed the bearing plate, and is connected with the cushion bottom the bearing plate, the movable mould bedplate is installed to the cushion bottom, the bearing plate top is connected with the core, and installs cooling body outside the core, cooling body is inside including the screw, and screw externally mounted has the water injection well choke, the water injection well choke outside is connected with the end cap, the cushion is symmetrical about the axis of cover half bedplate, and the axis of cover half bedplate coincides mutually with the axis of movable mould bedplate, demoulding mechanism is installed to cover half bedplate one side, and cover half bedplate opposite side is connected with clamping mechanism.

Preferably, the plugs are symmetrical about the transverse axis of the fixed mold base plate, and four groups of the plugs are symmetrically arranged.

Preferably, the inside distance pull rod that is included of demoulding mechanism, and distance pull rod one side installs the spring, distance pull rod outer wall is connected with the guide pin bushing, and distance pull rod externally mounted has the sphere to draw the material pole, the sphere draws the material pole bottom to be connected with the push rod.

Preferably, the height of the spherical material pulling rod is lower than that of the push rod, and the central axis of the spherical material pulling rod is coincided with that of the sprue bush.

Preferably, the inside taper pin that is included of clamping mechanism, and taper pin bottom is connected with the slider, the die cavity board is installed to the slider bottom, taper pin one side is connected with the locking wedge.

Preferably, the locking wedges and the cavity plate are vertically distributed, and two groups of locking wedges are arranged inside the mold.

Preferably, the pulling plate and the box body form a sliding structure through the second sliding groove and the second sliding block, and the central axis of the pulling plate coincides with the central axis of the cutting blade.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, under cooling body's effect, through end cap and water injection well choke and cooling water path connection, can effectual improvement automobile lamp cover's shaping effect to can effectually shorten automobile lamp cover's shaping cycle, can improve automobile lamp cover finish greatly, reduce automobile lamp cover surface line mark and internal stress, make automobile lamp cover not shrink, indeformable, the drawing of patterns of the automobile lamp cover of being convenient for, product design accelerates, thereby greatly improves the production efficiency of mould.

2. The utility model discloses in, under demoulding mechanism's effect, through the elastic action of spring, make the mould parting, the taper pin drives the side core simultaneously and looses core through the slider, after the completion of loosing core, the die cavity board is held by the distance pull rod, makes then the mould continue the drawing of patterns, promotes through the push rod and pushes away a board and release the automobile lamp shade, because the automobile lamp shade is the transparency, releases the automobile lamp shade through adopting the push pedal, can avoid causing destruction to the automobile lamp shade, reduces the product rejection rate, improves work efficiency.

3. The utility model discloses in, under clamping mechanism's effect, fixed to the die cavity board through taper pin and locking wedge, make the sealing performance of mould improve, avoid causing the waste of raw materials at the in-process of moulding plastics to can effectual improvement automobile lamp cover's shaping quality, guarantee automobile lamp cover fashioned size precision, can prevent effectively that the mould die joint from being backed down by die cavity pressure, avoid producing the flash.

Drawings

FIG. 1 is a schematic structural view of an injection mold for molding an automobile lampshade according to the present invention;

FIG. 2 is a schematic structural view of the cooling mechanism of the present invention;

fig. 3 is a schematic structural view of the middle demolding mechanism of the present invention;

fig. 4 is an enlarged schematic view of the structure at the position a in the present invention.

In the figure: 1-fixing a mold base plate; 2-sprue bush; 3-a pushing plate; 4-a support plate; 5, cushion blocks; 6-moving the die base plate; 7-a mold core; 8-a cooling mechanism; 801-screws; 802-water nozzle; 803-plug; 9-a demoulding mechanism; 901-distance pull rods; 902-a spring; 903-guide sleeve; 904-spherical material pulling rod; 905-a push rod; 10-a clamping mechanism; 1001-angle pin; 1002-a slider; 1003-cavity plate; 1004 — locking wedge.

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.

Referring to fig. 1-4, the utility model provides an injection mold for forming an automobile lampshade, which comprises: the die casting mold comprises a fixed mold base plate 1, a sprue bush 2, a push plate 3, a bearing plate 4, a cushion block 5, a movable mold base plate 6, a mold core 7, a cooling mechanism 8, a screw 801, a water nozzle 802, a plug 803, a demoulding mechanism 9, a distance pull rod 901, a spring 902, a guide sleeve 903, a spherical material pulling rod 904, a push rod 905, a mold locking mechanism 10, a taper pin 1001, a slide block 1002, a cavity plate 1003 and a locking wedge 1004, wherein the sprue bush 2 is arranged in the fixed mold base plate 1, the bottom of the fixed mold base plate 1 is connected with the push plate 3, the bottom of the push plate 3 is provided with the bearing plate 4, the bottom of the bearing plate 4 is connected with the cushion block 5, the bottom of the cushion block 5 is provided with the movable mold base plate 6, the top of the bearing plate 4 is connected with the mold core 7, the cooling mechanism 8 is arranged outside the mold core 7, the screw 801 is arranged in, and the axis of the fixed die base plate 1 coincides with the axis of the movable die base plate 6, a demoulding mechanism 9 is installed on one side of the fixed die base plate 1, and the other side of the fixed die base plate 1 is connected with a die locking mechanism 10.

In the embodiment, the water nozzle 802 is connected with a water path, so that the surface smoothness of the automobile lamp cover can be greatly improved by the mold, and the surface striations and internal stress of the automobile lamp cover are reduced, so that the automobile lamp cover is not shrunk or deformed.

Further, the plugs 803 are symmetrical about the transverse axis of the fixed mold base plate 1, and four groups of the plugs 803 are symmetrically arranged.

In this embodiment, the plug 803 can seal the opening inside the mold, so as to ensure the molding effect of the automobile lampshade and avoid deformation.

Further, the inside distance pull rod 901 that is included of demoulding mechanism 9, and distance pull rod 901 installs spring 902 in one side, and distance pull rod 901 outer wall is connected with guide pin bushing 903, and distance pull rod 901 externally mounted has spherical material pulling rod 904, and spherical material pulling rod 904 bottom is connected with push rod 905.

In the present embodiment, the mold is separated by the elastic force of the spring 902, and the core-pulling of the side core 7 by the slider 1002 is carried out by the taper pin 1001.

Further, the height of the spherical pulling rod 904 is lower than that of the push rod 905, and the central axis of the spherical pulling rod 904 coincides with that of the sprue bush 2.

In this embodiment, the design of the spherical material pulling rod 904 is reliable, and the solidified material in the main runner can be pulled out of the main runner, so that the solidified material in the main runner is prevented from adhering to the mold, and the runner and the automobile lamp shade are ensured to be left on one side of the movable mold.

Further, the mold clamping mechanism 10 includes an inclined pin 1001 inside, and a slider 1002 is connected to the bottom of the inclined pin 1001, a cavity plate 1003 is installed at the bottom end of the slider 1002, and a locking wedge 1004 is connected to one side of the inclined pin 1001.

In this embodiment, the cavity plate 1003 is fixed by the taper pin 1001 and the locking wedge 1004, so that the sealing performance of the mold is improved, the waste of raw materials caused in the injection molding process is avoided, the molding quality of the automobile lamp shade can be effectively improved, and the size precision of the molding of the automobile lamp shade is ensured.

Further, the locking wedges 1004 are vertically distributed with the cavity plate 1003, and two sets of the locking wedges 1004 are arranged inside the mold.

In this embodiment, after the core pulling is completed, the cavity plate 1003 is pulled by the distance pull rod 901, so that the mold continues to be demolded, and the pusher plate 3 is pushed by the push rod 905 to push out the lamp cover of the automobile.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the inclined pin 1001 is fixed with the cavity plate 1003 of the locking wedge 1004, so that the sealing performance of the mold is improved, the waste of raw materials in the injection molding process is avoided, the molding quality of the automobile lampshade can be effectively improved, the size precision of the automobile lampshade molding is ensured, the parting surface of the mold can be effectively prevented from being pushed open by the pressure of the mold cavity, the flash is avoided, the molding effect of the automobile lampshade can be effectively improved by connecting the plug 803 and the water nozzle 802 with a cooling water path, the molding cycle of the automobile lampshade can be effectively shortened, the surface smoothness of the automobile lampshade can be greatly improved, the surface striations and the internal stress of the automobile lampshade are reduced, the automobile lampshade is not shrunk and deformed, the demolding of the automobile lampshade is convenient, the product molding is accelerated, the production efficiency of the mold is greatly improved, under the elastic action of the spring 902, then the mould type, the taper pin 1001 drives side core 7 simultaneously and looses core through slider 1002, after the completion of loosing core, cavity board 1003 is held by distance pull rod 901, makes the mould continue the drawing of patterns, promotes through push rod 905 and pushes away a board 3 and release the car lamp shade, because the car lamp shade is the transparency, releases the car lamp shade through adopting the push pedal, can avoid causing destruction to the car lamp shade, reduces the product rejection rate, improves work efficiency, just so accomplishes the theory of operation of this structure.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an automobile lamp shade shaping injection mold, includes cover half bedplate (1), its characterized in that: the die casting structure is characterized in that a sprue bush (2) is mounted inside the die casting seat plate (1), a stripper plate (3) is connected to the bottom of the die casting seat plate (1), a bearing plate (4) is mounted at the bottom of the stripper plate (3), a cushion block (5) is connected to the bottom of the bearing plate (4), a moving die seat plate (6) is mounted at the bottom of the cushion block (5), a core (7) is connected to the top of the bearing plate (4), a cooling mechanism (8) is mounted on the outer side of the core (7), a screw (801) is arranged inside the cooling mechanism (8), a water nozzle (802) is mounted outside the screw (801), a plug (803) is connected to the outer side of the water nozzle (802), the cushion block (5) is symmetrical about the central axis of the die casting seat plate (1), the central axis of the die casting seat plate (1) coincides with the central axis of, and the other side of the fixed die base plate (1) is connected with a die locking mechanism (10).

2. An injection mold for forming a lamp cover of an automobile according to claim 1, wherein: the plugs (803) are symmetrical about the transverse axis of the fixed die base plate (1), and four groups of the plugs (803) are symmetrically arranged.

3. An injection mold for forming a lamp cover of an automobile according to claim 1, wherein: the demolding mechanism (9) is internally provided with a distance pull rod (901), a spring (902) is installed on one side of the distance pull rod (901), the outer wall of the distance pull rod (901) is connected with a guide sleeve (903), a spherical material pulling rod (904) is installed outside the distance pull rod (901), and the bottom of the spherical material pulling rod (904) is connected with a push rod (905).

4. An injection mold for forming a lamp cover of an automobile according to claim 3, wherein: the height of the spherical material pulling rod (904) is lower than that of the push rod (905), and the central axis of the spherical material pulling rod (904) is coincided with that of the sprue bush (2).

5. An injection mold for forming a lamp cover of an automobile according to claim 1, wherein: the mould locking mechanism (10) comprises a taper pin (1001) inside, the bottom of the taper pin (1001) is connected with a sliding block (1002), a cavity plate (1003) is installed at the bottom end of the sliding block (1002), and one side of the taper pin (1001) is connected with a locking wedge (1004).

6. An injection mold for forming a lamp cover of an automobile according to claim 5, wherein: the locking wedges (1004) and the cavity plate (1003) are vertically distributed, and two groups of locking wedges (1004) are arranged in the mold.