CN217670703U - Double-color injection mold for automobile rearview mirror shell - Google Patents
Double-color injection mold for automobile rearview mirror shell Download PDFInfo
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- CN217670703U CN217670703U CN202221178035.0U CN202221178035U CN217670703U CN 217670703 U CN217670703 U CN 217670703U CN 202221178035 U CN202221178035 U CN 202221178035U CN 217670703 U CN217670703 U CN 217670703U
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Abstract
The utility model belongs to the technical field of the mould, especially, relate to a double-shot moulding mould of automobile rearview mirror casing. The utility model discloses, including the mould of moulding plastics, mould plastics and go up mould bottom and be equipped with the double-colored lower mould of moulding plastics, mould plastics and be equipped with the shaping concave part in the mould. The utility model discloses in the in-process of moulding plastics, mould plastics with double-shot lower mould looks butt, make shaping concave part and shaping convex part looks butt cooperation, casing groove forming sliding assembly and shaping concave part looks butt cooperation, form complete die cavity, but the groove structure of synchronous forming casing through casing groove forming sliding assembly, need not the secondary and process, shorten production cycle, the intensity of manual labor has been reduced, the shaping precision is higher, accomplish the monochromatic back of moulding plastics, rotate double-shot lower mould to mould plastics the mould opposite side, carry out double-shot and mould plastics, accomplish the double-shot back of moulding plastics, remove the liftout piece, through the liftout piece with the mould after the shaping ejecting can, easy operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of the mould, a double-colored injection mold of automobile rearview mirror casing is related to.
Background
The automobile rearview mirror shell occupies a considerable proportion in automobile parts, and the quality of the rearview mirror shell is one of factors influencing the appearance of an automobile. Along with the continuous progress of automobile industry, more and more automobile rearview mirror casings begin to adopt the double-colored structure, current automobile rearview mirror casing generally is made by plastic material, adopt injection mold to produce and make, when producing double-colored automobile rearview mirror casing, need use a plurality of moulds to cooperate, production is great, and the groove structure of the synchronous forming casing is difficult to the in-process of moulding plastics, need carry out secondary operation, the production cycle is long, artifical intensity of labour is big, the shaping precision is also comparatively general.
In order to overcome the defects of the prior art, various solutions are proposed through continuous exploration, for example, a chinese patent discloses an injection mold for producing a rearview mirror housing [ application number: 202121316517.3], including base, dead lever and roof, the upper end outside fixedly connected with dead lever of base, the downside sliding connection of dead lever has the support slide bar, the downside of dead lever is covered with the spring outward, the inner fixedly connected with well template of support slide bar, the upper end fixedly connected with roof of dead lever, the upper end intermediate position department fixedly connected with hydraulic press of roof, the lower extreme sealing connection of hydraulic press has the hydraulic stem. But this scheme still need use a plurality of moulds to cooperate when producing double-colored automobile rearview mirror casing, and production is great, and the groove structure of the difficult synchronous molding casing of in-process of moulding plastics needs to carry out secondary operation, has the production cycle length, and artifical intensity of labour is big, and the shaping precision is also comparatively general defect.
Disclosure of Invention
The utility model aims at the above-mentioned problem, a double-shot moulding mould of automobile rearview mirror casing is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a double-colored injection mold of automobile rearview mirror casing, includes the mould of moulding plastics, mould plastics and go up the mould bottom and be equipped with the double-colored lower mould of moulding plastics, mould plastics and be equipped with the shaping concave part in the mould, the double-colored lower mould of moulding plastics on be equipped with the shaping convex part, the shaping concave part match with the corresponding and shape in position of shaping convex part and fit, mould plastics and go up the mould top and be equipped with the injection molding, the injection molding corresponding with the position of shaping concave part, the double-colored lower mould of moulding plastics on be equipped with casing groove shaping sliding assembly, double-colored lower mould of moulding plastics below be equipped with the liftout piece, liftout piece and the crisscross setting of casing groove shaping sliding assembly.
In foretell double-colored injection mold of automobile rearview mirror casing, casing groove forming sliding assembly including set up a plurality of groove forming lugs on double-colored injection molding lower mould, groove forming lug set up along double-colored injection molding lower mould central line symmetry, groove forming lug corresponding with the position of shaping concave part, double-colored injection molding lower mould on be equipped with the lug connecting piece, lug connecting piece and groove forming lug link to each other.
In the double-shot injection mold for the automobile rearview mirror housing, the bump connecting piece comprises a connecting block arranged on a lower double-shot injection mold, the connecting block is connected with the groove forming bump through a diagonal rod, a bump limiting part is arranged on the lower double-shot injection mold, and the groove forming bump is in sliding fit with the bump limiting part.
In the double-color injection mold for the automobile rearview mirror shell, the lug limiting part comprises a lug limiting frame arranged on the double-color injection lower mold, and the groove forming lug is in sliding fit with the lug limiting frame.
In foretell double-colored injection mold of automobile rearview mirror casing, the shaping concave part including setting up the shaping cavity in the upper die of moulding plastics, the shaping cavity in be equipped with a plurality of recess shaping holes, the corresponding and shape in position of recess shaping hole and recess shaping lug match and be fit for.
In foretell double-colored injection mold of automobile rearview mirror casing, the shaping convex part protruding including setting up the shaping on the double-colored lower mould of moulding plastics, recess shaping lug and the protruding crisscross setting of shaping, the protruding corresponding and shape phase of position of shaping cavity of shaping suit.
In the double-color injection mold for the automobile rearview mirror shell, the injection molding part comprises an injection molding plate arranged above the injection molding upper mold, an injection molding main cylinder is arranged on the injection molding plate, and the injection molding main cylinder is communicated with the molding cavity.
In foretell double-colored injection mold of automobile rearview mirror casing, the liftout piece including set up in the ejector pin fixed plate of double-colored lower mould below of moulding plastics, the ejector pin fixed plate on be equipped with a plurality of first oblique ejector pins and the oblique ejector pin of second, first oblique ejector pin and the oblique ejector pin of second crisscross setting with recess shaping lug respectively.
In the double-color injection mold for the automobile rearview mirror shell, a fixing base plate is arranged below the ejector rod fixing plate, a plurality of pieces of anti-deflection iron are arranged on the fixing base plate, and the ejector rod fixing plate is in sliding fit with the pieces of anti-deflection iron.
In the double-colored injection mold of automobile rearview mirror casing, the fixed baseplate on be equipped with the location slide bar, the location slide bar run through ejector rod fixed plate and location slide bar looks sliding fit.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses in the in-process of moulding plastics, mould plastics with double-shot lower mould looks butt, make shaping concave part and shaping convex part looks butt cooperation, casing groove forming sliding assembly and shaping concave part looks butt cooperation, form complete die cavity, but the groove structure of synchronous forming casing through casing groove forming sliding assembly, need not the secondary and process, shorten production cycle, the intensity of manual labor has been reduced, the shaping precision is higher, accomplish the monochromatic back of moulding plastics, rotate double-shot lower mould to mould plastics the mould opposite side, carry out double-shot and mould plastics, accomplish the double-shot back of moulding plastics, remove the liftout piece, through the liftout piece with the mould after the shaping ejecting can, easy operation is convenient.
2. The utility model discloses a set up connecting block and down tube for connecting groove forming lug conveniently carries out the lateral shifting drawing of patterns with groove forming lug, and the spacing frame of lug is used for carrying on spacingly to groove forming lug, ensures that groove forming lug can only lateral shifting, and spacing precision is higher.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a partial structure of the present invention.
Fig. 3 is a partial structural schematic diagram in another direction of the present invention.
Fig. 4 is a schematic structural view of the injection upper mold.
In the figure: the injection molding device comprises an injection molding upper die 1, a double-color injection molding lower die 2, a molding concave part 3, a molding convex part 4, an injection molding part 5, a shell groove molding sliding assembly 6, an ejector 7, a groove molding lug 8, a lug connecting piece 9, a connecting block 10, an inclined rod 11, a lug limiting part 12, a lug limiting frame 13, a molding concave cavity 14, a groove molding hole 15, a molding bulge 16, an injection molding plate 17, an injection molding main cylinder 18, an ejector rod fixing plate 19, a first inclined ejector rod 20, a second inclined ejector rod 21, a fixing base plate 22, an anti-deflection iron 23 and a positioning slide rod 24.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-4, a double-shot molding die of automobile rearview mirror casing, including last mould 1 of moulding plastics, last mould 1 bottom of moulding plastics be equipped with double-shot lower mould 2, last mould 1 of moulding plastics in be equipped with shaping concave part 3, double-shot lower mould 2 on be equipped with shaping convex part 4, shaping concave part 3 match with the position of shaping convex part 4 corresponding and shape, last mould 1 top of moulding plastics be equipped with injection molding 5, injection molding 5 corresponding with the position of shaping concave part 3, double-shot lower mould 2 on be equipped with casing groove shaping sliding assembly 6, double-shot lower mould 2 below be equipped with liftout 7, liftout 7 and casing groove shaping sliding assembly 6 crisscross setting.
In this embodiment, in the injection molding process, the injection molding upper die 1 abuts against the double-shot injection molding lower die 2, so that the molding concave part 3 is abutted against and matched with the molding convex part 4, the shell groove molding sliding assembly 6 is abutted against and matched with the molding concave part 3 to form a complete cavity, the groove structure of the shell can be synchronously molded through the shell groove molding sliding assembly 6, secondary processing is not needed, the production period is shortened, the labor intensity is reduced, the molding precision is high, after single-shot injection molding is completed, the double-shot injection molding lower die 2 is rotated to the other side of the injection molding upper die 1, double-shot injection molding is performed, after double-shot injection molding is completed, the ejector 7 is moved, and the molded part after molding is ejected through the ejector 7, and the operation is simple and convenient.
With reference to fig. 1-4, the housing groove forming sliding assembly 6 includes a plurality of groove forming projections 8 disposed on the double-shot lower mold 2, the groove forming projections 8 are symmetrically disposed along the central line of the double-shot lower mold 2, the positions of the groove forming projections 8 and the forming recesses 3 are corresponding, the double-shot lower mold 2 is provided with a projection connecting member 9, and the projection connecting member 9 is connected with the groove forming projections 8.
Particularly, through the cooperation between recess shaping lug 8 and the shaping concave part 3, can the synchronous shaping casing the groove structure, need not the secondary and process, shorten production cycle, reduced artifical intensity of labour, the shaping precision is higher, and lug connecting piece 9 is used for connecting recess shaping lug 8, conveniently carries out the lateral shifting drawing of patterns with recess shaping lug 8.
As shown in fig. 2 and 3, the bump connecting member 9 includes a connecting block 10 disposed on the two-color injection molding lower mold 2, the connecting block 10 is connected to the groove forming bump 8 through a slanting rod 11, the two-color injection molding lower mold 2 is provided with a bump limiting portion 12, and the groove forming bump 8 is in sliding fit with the bump limiting portion 12.
In this embodiment, connecting block 10 and down tube 11 are used for connecting recess shaping lug 8, conveniently carry out the lateral shifting drawing of patterns with recess shaping lug 8, and spacing portion 12 of lug is used for spacing recess shaping lug 8, ensures that recess shaping lug 8 can only lateral shifting, and spacing precision is higher.
The bump limiting part 12 comprises a bump limiting frame 13 arranged on the double-color injection lower die 2, and the groove forming bump 8 is in sliding fit with the bump limiting frame 13.
In this embodiment, the bump limiting frame 13 is used to limit the groove forming bump 8, so as to ensure that the groove forming bump 8 can only move laterally, and the limiting precision is high.
As shown in fig. 4, the molding recess 3 includes a molding cavity 14 disposed in the injection upper mold 1, a plurality of groove molding holes 15 are disposed in the molding cavity 14, and the groove molding holes 15 correspond to the groove molding protrusions 8 in position and are matched in shape.
In this embodiment, the molding cavity 14 is used for molding the upper structure of the plastic part, and the groove molding hole 15 is used for molding the groove structure of the housing in cooperation with the groove molding protrusion 8.
The molding convex part 4 comprises a molding bulge 16 arranged on the double-shot lower mold 2, the groove molding lug 8 and the molding bulge 16 are arranged in a staggered mode, and the position of the molding bulge 16 and the position of the molding cavity 14 correspond to each other and the shape of the molding cavity is matched.
In this embodiment, the forming protrusion 16 is used to form the lower structure of the plastic part.
The injection molding 5 comprises an injection molding plate 17 arranged above the injection molding upper die 1, an injection molding main cylinder 18 is arranged on the injection molding plate 17, and the injection molding main cylinder 18 is communicated with the molding cavity 14.
In this embodiment, during injection molding, a molten material is injected into the cavity from the injection main cylinder 18 in the injection plate 17, thereby completing injection molding.
As shown in fig. 3, the ejector member 7 includes an ejector rod fixing plate 19 disposed below the double-shot molding lower die 2, the ejector rod fixing plate 19 is provided with a plurality of first oblique ejector rods 20 and second oblique ejector rods 21, and the first oblique ejector rods 20 and the second oblique ejector rods 21 are respectively staggered with the groove forming protrusions 8.
In this embodiment, the ejector rod fixing plate 19 is used to connect and fix the first oblique ejector rod 20 and the second oblique ejector rod 21, and after the double-color injection molding is completed, the ejector rod fixing plate 19 is moved, the first oblique ejector rod 20 and the second oblique ejector rod 21 are driven to move by the ejector rod fixing plate 19, and the molded plastic part is ejected by the first oblique ejector rod 20 and the second oblique ejector rod 21.
As shown in fig. 2 and 3, a fixing substrate 22 is arranged below the ejector rod fixing plate 19, a plurality of anti-deflection irons 23 are arranged on the fixing substrate 22, and the ejector rod fixing plate 19 is in sliding fit with the anti-deflection irons 23.
In the embodiment, in the ejection process, the ejector rod fixing plate 19 is limited by sliding fit between the ejector rod fixing plate 19 and the anti-deviation iron 23, so that circumferential rotation of the ejector rod fixing plate 19 in the moving process is avoided, and the ejection accuracy is improved.
Referring to fig. 3, the fixed substrate 22 is provided with a positioning slide bar 24, the positioning slide bar 24 penetrates through the ejector rod fixing plate 19, and the ejector rod fixing plate 19 is in sliding fit with the positioning slide bar 24.
In the embodiment, the positioning slide rod 24 is used for positioning the ejector rod fixing plate 19, and multiple limiting is formed by matching with the anti-deflection iron 23.
The utility model discloses a theory of operation is:
in the injection molding process, an injection molding upper die 1 is abutted with a double-color injection molding lower die 2, so that a molding cavity 14 is abutted and matched with a molding bulge 16 to mold an upper structure of a plastic part, the molding bulge 16 is abutted and matched with a lower structure of the plastic part, a groove molding hole 15 is matched with a groove molding lug 8 to form a complete cavity,
through the matching between the groove forming lug 8 and the forming concave part 3, the groove structure of the shell can be synchronously formed, secondary processing is not needed, the production period is shortened, the labor intensity is reduced, the forming precision is higher, after single-color injection molding is finished, the double-color injection lower die 2 is rotated to the other side of the injection upper die 1 for double-color injection molding, the lug connecting piece 9 is used for connecting the groove forming lug 8, the transverse moving and demoulding of the groove forming lug 8 are convenient,
the connecting block 10 and the diagonal rod 11 are used for connecting the groove forming bump 8 to facilitate the lateral movement and demoulding of the groove forming bump 8, the bump limiting frame 13 is used for limiting the groove forming bump 8 to ensure that the groove forming bump 8 can only move laterally, the limiting precision is high,
during injection molding, molten materials are injected into a cavity from an injection main cylinder 18 in an injection molding plate 17,
the ejector rod fixing plate 19 is used for connecting and fixing a first oblique ejector rod 20 and a second oblique ejector rod 21, when double-color injection molding is completed, the ejector rod fixing plate 19 is moved, the first oblique ejector rod 20 and the second oblique ejector rod 21 are driven to move by the ejector rod fixing plate 19, the molded plastic part is ejected by the first oblique ejector rod 20 and the second oblique ejector rod 21,
in the ejection process, the ejector rod fixing plate 19 is limited by the sliding fit between the ejector rod fixing plate 19 and the anti-deflection iron 23, so that the ejector rod fixing plate 19 is prevented from rotating in the circumferential direction in the moving process, the ejection accuracy is improved,
the ejector rod fixing plate 19 is positioned by the positioning slide rod 24, and multiple limiting is formed by matching with the anti-deflection iron 23.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made to the described embodiments by those skilled in the art without departing from the spirit of the invention.
Although terms such as the injection upper mold 1, the two-color injection lower mold 2, the molding recess 3, the molding protrusion 4, the injection member 5, the housing groove molding sliding assembly 6, the ejector member 7, the groove molding protrusion 8, the protrusion connecting member 9, the connecting block 10, the diagonal rod 11, the protrusion limiting portion 12, the protrusion limiting shelf 13, the molding cavity 14, the groove molding hole 15, the molding protrusion 16, the injection plate 17, the injection main cylinder 18, the ejector rod fixing plate 19, the first diagonal ejector rod 20, the second diagonal ejector rod 21, the fixing base plate 22, the anti-deflection iron 23, and the positioning slide rod 24 are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as having any additional limitation in keeping with the spirit of the present invention.
Claims (10)
1. The utility model provides a double-colored injection mold of automobile rearview mirror casing, is including mould (1) of moulding plastics, its characterized in that, mould (1) bottom of moulding plastics be equipped with double-colored lower mould (2) of moulding plastics, mould (1) of moulding plastics in be equipped with shaping concave part (3), double-colored lower mould (2) of moulding plastics on be equipped with shaping convex part (4), shaping concave part (3) match with the position of shaping convex part (4) corresponding and the shape matches and fit, mould (1) top of moulding plastics be equipped with injection molding (5), injection molding (5) corresponding with the position of shaping concave part (3), double-colored lower mould (2) of moulding plastics on be equipped with casing groove forming sliding assembly (6), double-colored lower mould (2) of moulding plastics below be equipped with liftout (7), liftout (7) and casing groove forming sliding assembly (6) crisscross setting.
2. The double-shot injection mold for the casing of the automobile rearview mirror according to claim 1, wherein the casing groove forming sliding assembly (6) comprises a plurality of groove forming protrusions (8) disposed on the lower double-shot injection mold (2), the groove forming protrusions (8) are symmetrically disposed along the center line of the lower double-shot injection mold (2), the groove forming protrusions (8) correspond to the forming recesses (3), the lower double-shot injection mold (2) is provided with a protrusion connecting piece (9), and the protrusion connecting piece (9) is connected to the groove forming protrusions (8).
3. The double-color injection mold of the automobile rearview mirror casing as claimed in claim 2, wherein the bump connecting piece (9) comprises a connecting block (10) arranged on the double-color injection lower mold (2), the connecting block (10) is connected with the groove forming bump (8) through a diagonal rod (11), the double-color injection lower mold (2) is provided with a bump limiting part (12), and the groove forming bump (8) is in sliding fit with the bump limiting part (12).
4. The double-shot injection mold of automobile rearview mirror casing as claimed in claim 3, wherein the bump limiting portion (12) comprises a bump limiting frame (13) arranged on the lower double-shot injection mold (2), and the groove forming bump (8) is in sliding fit with the bump limiting frame (13).
5. The double-colored injection mold of automobile rearview mirror casing of claim 4, characterized in that, the shaping concave part (3) includes a shaping concave cavity (14) arranged in the upper injection mold (1), a plurality of groove shaping holes (15) are arranged in the shaping concave cavity (14), and the groove shaping holes (15) correspond to the groove shaping convex blocks (8) in position and are matched in shape.
6. The bi-color injection mold for the casing of the automobile rearview mirror according to claim 5, wherein the molding protrusions (4) comprise molding protrusions (16) arranged on the bi-color injection lower mold (2), the groove molding protrusions (8) and the molding protrusions (16) are arranged alternately, and the molding protrusions (16) correspond to the molding cavities (14) in position and are matched in shape.
7. The double-color injection mold of the automobile rearview mirror casing as claimed in claim 6, wherein the injection molding part (5) comprises an injection molding plate (17) arranged above the injection upper mold (1), the injection molding plate (17) is provided with a main injection molding cylinder (18), and the main injection molding cylinder (18) is communicated with the molding cavity (14).
8. The double-shot injection mold of an automobile rearview mirror housing according to claim 7, characterized in that the ejector (7) comprises an ejector rod fixing plate (19) disposed below the lower double-shot injection mold (2), the ejector rod fixing plate (19) is provided with a plurality of first oblique ejector rods (20) and second oblique ejector rods (21), and the first oblique ejector rods (20) and the second oblique ejector rods (21) are respectively staggered with the groove forming protrusions (8).
9. The double-color injection mold of the automobile rearview mirror shell according to claim 8, wherein a fixed base plate (22) is arranged below the ejector rod fixing plate (19), a plurality of pieces of anti-deflection iron (23) are arranged on the fixed base plate (22), and the ejector rod fixing plate (19) is in sliding fit with the pieces of anti-deflection iron (23).
10. The bi-color injection mold for automobile rearview mirror housings as claimed in claim 9, wherein the fixing base plate (22) is provided with a positioning sliding rod (24), the positioning sliding rod (24) passes through the ejector rod fixing plate (19) and the ejector rod fixing plate (19) is in sliding fit with the positioning sliding rod (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221178035.0U CN217670703U (en) | 2022-05-13 | 2022-05-13 | Double-color injection mold for automobile rearview mirror shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221178035.0U CN217670703U (en) | 2022-05-13 | 2022-05-13 | Double-color injection mold for automobile rearview mirror shell |
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| Publication Number | Publication Date |
|---|---|
| CN217670703U true CN217670703U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221178035.0U Active CN217670703U (en) | 2022-05-13 | 2022-05-13 | Double-color injection mold for automobile rearview mirror shell |
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| Country | Link |
|---|---|
| CN (1) | CN217670703U (en) |
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2022
- 2022-05-13 CN CN202221178035.0U patent/CN217670703U/en active Active
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