CN107696409B - Anti-loosening die for double-color mask of headlight - Google Patents
Anti-loosening die for double-color mask of headlight Download PDFInfo
- Publication number
- CN107696409B CN107696409B CN201711063810.1A CN201711063810A CN107696409B CN 107696409 B CN107696409 B CN 107696409B CN 201711063810 A CN201711063810 A CN 201711063810A CN 107696409 B CN107696409 B CN 107696409B
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- 238000003825 pressing Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000003672 processing method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C2045/1682—Making multilayered or multicoloured articles preventing defects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C2045/2683—Plurality of independent mould cavities in a single mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/747—Lightning equipment
- B29L2031/7472—Lampshades
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to a headlight double-color mask anti-loosening die, which comprises a movable die (100) and a fixed die (200), and is characterized in that: at least two groups of movable mould sliding blocks (300) are arranged on the outer sides of the periphery of the first movable mould cavity (101) and the second movable mould cavity (102); at least two groups of fixed die locking blocks (400) are arranged on the outer side of the periphery of the first fixed die cavity (201) and the outer side of the periphery of the second fixed die cavity (202), and the movable die sliding blocks (300) on the movable die (100) and the fixed die locking blocks (400) on the fixed die (200) are symmetrically arranged. According to the anti-loosening die for the double-color mask of the headlight, the movable die sliding block is adopted to press the edge of the transparent part, so that the product is fixed, the yield of the second shot product is ensured, qualified templates can be provided for customers in two times generally, the time for modifying the die is greatly reduced, and good templates are quickly provided for customers.
Description
Technical Field
The invention relates to an anti-loosening die for a double-color mask of a headlight.
Background
At present, the double-color mask die of the headlight is a die product with the highest difficulty coefficient and highest appearance requirement of the headlight die, fig. 1-4 are related schematic diagrams of the traditional double-color mask anti-loosening die of the headlight, the prior die design and manufacture are based on the state problem after the test die, the die is optimized, the first shot transparent sheet is loose, the yield is not high, the die is repeatedly modified and optimized for more than five times in domestic factories, and the problem of looseness can be solved. It also costs a significant amount of time to the enterprise and is not available to customers in a short period of time.
Disclosure of Invention
The invention aims to overcome the defects and provide the anti-loosening die for the double-color mask of the headlight.
The purpose of the invention is realized in the following way:
the double-color mask looseness-preventing die for the headlamp comprises a movable die and a fixed die, wherein a first movable die cavity and a second movable die cavity which are arranged up and down are arranged on the movable die, the first movable die cavity and the second movable die cavity are arranged on the movable die in a central symmetry manner, a first fixed die cavity and a second fixed die cavity which are arranged up and down are arranged on the fixed die, and the first fixed die cavity and the second fixed die cavity are arranged on the fixed die in a central symmetry manner;
the method is characterized in that:
at least two groups of movable mould sliding blocks are arranged on the outer side of the periphery of the first movable mould cavity, at least two groups of movable mould sliding blocks are also arranged on the outer side of the periphery of the second movable mould cavity, and the movable mould sliding blocks at the positions corresponding to the first movable mould cavity and the movable mould sliding blocks at the positions corresponding to the second movable mould cavity are arranged on the movable mould in a central symmetry manner;
at least two groups of fixed mold locking blocks are arranged on the outer side of the periphery of the first fixed mold cavity, at least two groups of fixed mold locking blocks are also arranged on the outer side of the periphery of the second fixed mold cavity, and the fixed mold locking blocks at the corresponding position of the first fixed mold cavity and the fixed mold locking blocks at the corresponding position of the second fixed mold cavity are arranged on the fixed mold in a central symmetry manner;
the movable mould sliding blocks on the movable mould and the fixed mould locking blocks on the fixed mould are symmetrically arranged;
the movable die sliding block comprises a sliding block main body and a sliding block seat, wherein the sliding block seat is fixed on the movable die, a sliding groove is formed in the sliding block seat, the direction of the sliding groove is arranged normally at the corresponding position around the first movable die cavity or the second movable die cavity, the sliding block main body is positioned in the sliding block seat and can slide bidirectionally along the direction of the sliding groove, and the sliding groove can limit the sliding block main body in other directions so that the sliding block main body can slide bidirectionally along the direction of the sliding groove only; the sliding block body is provided with a trapezoid groove, the trapezoid groove is of a non-isosceles trapezoid shape, the notch outer opening of the trapezoid groove is large, the notch inner opening of the trapezoid groove is small, the trapezoid groove is provided with a first chute side a and a second chute side b with different angles, one side of the sliding block body, which points to a first movable die cavity or a second movable die cavity, is provided with a pressing tongue, the first chute side a is close to one side of the pressing tongue, the second chute side b is far away from one side of the pressing tongue, and the inclination angle of the first chute side a is smaller than that of the second chute side b;
the fixed die locking piece comprises a locking piece main body, the locking piece main body is a trapezoid block, the outer end of the trapezoid block is small, the inner end of the trapezoid block is large, the shape of the locking piece main body is matched with the size of a trapezoid groove of the movable die sliding block, the locking piece main body is provided with a first inclined piece side c and a second inclined piece side d, and the first inclined piece side c and the second inclined piece side d respectively correspond to the angles of the first inclined groove side a and the second inclined groove side b.
The sliding block seat is fixed on the movable die through a sliding block locking bolt of the movable die.
The locking piece main body is fixed on the fixed die through a fixed die locking piece locking bolt.
A processing method of a headlight double-color mask adopts a headlight double-color mask anti-loosening die to operate, and comprises the following steps:
step one, the movable die and the fixed die are clamped for the first time to carry out first injection molding;
the first movable mold cavity and the second movable mold cavity correspond to the positions of the first fixed mold cavity and the second fixed mold cavity respectively, the movable mold and the fixed mold are clamped for the first time, the movable mold sliding block is matched with the fixed mold locking block, the locking block main body is inserted into the trapezoid groove, the first inclined block side c and the second inclined block side d correspond to the first inclined groove side a and the second inclined groove side b respectively, then the first transparent part is molded, and after the first transparent part is molded, the pressing tongue presses the edge of the transparent part;
step two, opening the movable die and the fixed die;
the movable mould and the fixed mould are opened, the movable mould slide block and the movable mould move outwards together, and the transparent piece is pressed on one side of the movable mould;
step three, the movable die and the fixed die are closed for the second time to carry out the second injection molding;
the movable mould rotates one hundred eighty degrees, the first movable mould cavity and the second movable mould cavity correspond to the positions of the second fixed mould cavity and the first fixed mould cavity respectively, the movable mould and the fixed mould are closed for the second time, the movable mould slider moves towards one side of the fixed mould locking piece, the locking piece main body is about to be inserted into the trapezoid groove, at the moment, the first inclined block side c corresponds to the second inclined groove side b, the second inclined block side d corresponds to the first inclined groove side a, and due to the fact that the first inclined block side c corresponds to the difference of the angles of the second inclined groove side b, the second inclined block side d corresponds to the difference of the angles of the first inclined groove side a, the movable mould slider cannot be completely matched with the fixed mould locking piece, when the locking piece main body and the trapezoid groove slide outwards along the slider seat, when the sealing position of the transparent piece bumps against the fixed mould, the pressing tongue is separated from the edge of the transparent piece, the pressing tongue does not participate in second injection molding, and then the second injection black piece is molded.
Compared with the prior art, the invention has the beneficial effects that:
according to the anti-loosening die for the double-color mask of the headlight, the movable die sliding block is adopted to press the edge of the transparent part, so that the product is fixed, the yield of the second shot product is ensured, qualified templates can be provided for customers in two times generally, the time for modifying the die is greatly reduced, and good templates are quickly provided for customers.
Drawings
Fig. 1 is a schematic diagram of a side structure of a conventional two-color headlight mask anti-loosening mold.
Fig. 2 is a schematic diagram of a side structure of a fixed mold of a conventional headlamp bicolor mask anti-loosening mold.
Fig. 3 is a cross-sectional view A-A of fig. 1.
Fig. 4 is a sectional view of B-B of fig. 1.
Fig. 5 is a schematic diagram of a movable mold side structure of a front headlight bicolor mask anti-loosening mold of the invention.
Fig. 6 is a schematic diagram of a side structure of a fixed mold of the anti-loosening mold of the double-color mask of the headlamp.
Fig. 7 is a C-C cross-sectional view of fig. 5.
Fig. 8 is a partial enlarged view of fig. 7.
Fig. 9 is a perspective view corresponding to the state of fig. 7.
Fig. 10 is a D-D cross-sectional view of fig. 5.
Fig. 11 is a partial enlarged view of fig. 10.
Fig. 12 is a perspective view corresponding to the state of fig. 10.
Fig. 13 is a schematic view of a movable mold slide.
Fig. 14 is a schematic view of a stationary mold lock.
Wherein:
moving die 100, first moving die cavity 101, second moving die cavity 102
Fixed mold 200, first fixed mold cavity 201, second fixed mold cavity 202
Moving die slide 300, slide body 301, slide seat 302, and pressing tongue 303
Fixed die lock 400
Movable mould slide block locking bolt 500
Transparent member 600
Black member 700.
Detailed Description
Referring to fig. 5-10, the invention relates to a front headlight bicolor mask anti-loosening mold, which comprises a movable mold 100 and a fixed mold 200, wherein a first movable mold cavity 101 and a second movable mold cavity 102 which are arranged up and down are arranged on the movable mold 100, the first movable mold cavity 101 and the second movable mold cavity 102 are arranged on the movable mold 100 in a central symmetry manner, a first fixed mold cavity 201 and a second fixed mold cavity 202 which are arranged up and down are arranged on the fixed mold 200, and the first fixed mold cavity 201 and the second fixed mold cavity 202 are arranged on the fixed mold 200 in a central symmetry manner;
at least two groups of movable mold blocks 300 are arranged on the outer side of the periphery of the first movable mold cavity 101, at least two groups of movable mold blocks 300 are also arranged on the outer side of the periphery of the second movable mold cavity 102, and the movable mold blocks 300 at the positions corresponding to the first movable mold cavity 101 and the movable mold blocks 300 at the positions corresponding to the second movable mold cavity 102 are arranged on the movable mold 100 in a central symmetry manner;
at least two groups of fixed mold locking blocks 400 are arranged on the outer side of the periphery of the first fixed mold cavity 201, at least two groups of fixed mold locking blocks 400 are also arranged on the outer side of the periphery of the second fixed mold cavity 202, and the fixed mold locking blocks 400 at the corresponding position of the first fixed mold cavity 201 and the fixed mold locking blocks 400 at the corresponding position of the second fixed mold cavity 202 are arranged on the fixed mold 200 in a central symmetry manner;
the movable mold slide blocks 300 on the movable mold 100 and the fixed mold locking blocks 400 on the fixed mold 200 are symmetrically arranged in position;
the movable mold sliding block 300 comprises a sliding block main body 301 and a sliding block seat 302, wherein the sliding block seat 302 is fixed on the movable mold 100, a sliding groove is arranged on the sliding block seat 302, the direction of the sliding groove is normally arranged at the corresponding position around the first movable mold cavity 101 or the second movable mold cavity 102, the sliding block main body 301 is positioned in the sliding block seat 302 and can slide bidirectionally along the direction of the sliding groove, and the sliding groove can limit the sliding block main body 301 in other directions so that the sliding block main body 301 can slide bidirectionally along the direction of the sliding groove only; the slide block main body 301 is provided with a trapezoid groove, the trapezoid groove is a non-isosceles trapezoid, the notch outer opening of the trapezoid groove is large, the notch inner opening of the trapezoid groove is small, the trapezoid groove is provided with a first chute side a and a second chute side b with different angles, the slide block base 302 is fixed on the movable die 100 through the movable die slide block locking bolt 500, one side of the slide block main body 301, which points to the first movable die cavity 101 or the second movable die cavity 102, is provided with a pressing tongue 303, the pressing tongue 303 is used for pressing the edge of the transparent piece 600 during die assembly forming, the first chute side a is close to one side of the pressing tongue 303, the second chute side b is far away from one side of the pressing tongue 303, and the inclination angle of the first chute side a is smaller than that of the second chute side b, namely, the first chute side a is steeper, and the second chute side b is flat.
The fixed mold locking block 400 comprises a locking block main body, the locking block main body is a trapezoid block, the outer end of the trapezoid block is small, the inner end of the trapezoid block is large, the shape of the locking block main body is matched with the size of a trapezoid groove of the movable mold sliding block 300, the locking block main body is provided with a first inclined block side c and a second inclined block side d, the first inclined block side c and the second inclined block side d respectively correspond to the angles of the first inclined groove side a and the second inclined groove side b, and the locking block main body is fixed on the fixed mold 200 through a fixed mold locking block locking bolt.
A processing method of a headlight double-color mask adopts a headlight double-color mask anti-loosening die to operate, and comprises the following steps:
step one, the movable mold 100 and the fixed mold 200 are clamped for the first time to perform the first injection molding;
the first movable mold cavity 101 and the second movable mold cavity 102 correspond to the positions of the first fixed mold cavity 201 and the second fixed mold cavity 202 respectively, the movable mold 100 and the fixed mold 200 are clamped for the first time, the movable mold slide block 300 is matched with the fixed mold locking block 400, the locking block main body 401 is inserted into the trapezoid groove 302, the first inclined block side c and the second inclined block side d correspond to the first inclined groove side a and the second inclined groove side b respectively, then the first transparent part is molded, and after the first transparent part is molded, the pressing tongue 304 presses the edge of the transparent part 600, and the pressing size is 0.3mm;
step two, opening the movable die 100 and the fixed die 200;
the movable mold 100 and the fixed mold 200 are opened, and the movable mold slide block 300 moves outwards together with the movable mold 100 to press the transparent member 600 on one side of the movable mold 100;
step three, the movable mold 100 and the fixed mold 200 are closed for the second time to carry out the second injection molding;
first, the movable mold 100 rotates by one hundred eighty degrees, the first movable mold cavity 101 and the second movable mold cavity 102 correspond to the positions of the second fixed mold cavity 202 and the first fixed mold cavity 201 respectively, the movable mold 100 and the fixed mold 200 are closed for the second time, the movable mold slide 300 moves to one side of the fixed mold lock 400, the lock body 401 is about to be inserted into the trapezoid slot 302, at this time, the first inclined block side c corresponds to the second inclined slot side b, the second inclined block side d corresponds to the first inclined slot side a, due to the difference of the angles of the first inclined block side c corresponds to the second inclined slot side b, the second inclined block side d corresponds to the difference of the angles of the first inclined slot side a, so that the movable mold slide 300 cannot be completely matched with the fixed mold lock 400, when the lock body 401 and the trapezoid slot 302 slide the slide body 301 outwards along the slide seat 302, and when the sealing glue position of the transparent piece 600 touches the fixed mold 200, the pressing tongue 303 is separated from the edge of the transparent piece 600, the pressing tongue 303 does not participate in the second injection molding, and then the molding of the second black piece 700 is performed.
The technical scheme of the invention is mechanical action, realizes functions by opening and closing the mold, is simple and reliable, improves the appearance qualification rate of products by more than 20 percent, and correspondingly improves the service life of the mold.
The foregoing is merely a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the invention.
Claims (1)
1. The utility model provides a headlight bicolor mask anti-loosening die, it includes movable mould (100) and cover half (200), be provided with first movable die cavity (101) and second movable die cavity (102) that arrange from top to bottom on movable mould (100), first movable die cavity (101) and second movable die cavity (102) are arranged on movable mould (100) central symmetry, be provided with first fixed die cavity (201) and second fixed die cavity (202) that arrange from top to bottom on cover half (200), first fixed die cavity (201) and second fixed die cavity (202) are arranged on cover half (200) central symmetry;
the method is characterized in that:
at least two groups of movable mould sliding blocks (300) are arranged on the outer side of the periphery of the first movable mould cavity (101), at least two groups of movable mould sliding blocks (300) are also arranged on the outer side of the periphery of the second movable mould cavity (102), and the movable mould sliding blocks (300) at the corresponding position of the first movable mould cavity (101) and the movable mould sliding blocks (300) at the corresponding position of the second movable mould cavity (102) are arranged on the movable mould (100) in a central symmetry mode;
at least two groups of fixed mold locking blocks (400) are arranged on the outer side of the periphery of the first fixed mold cavity (201), at least two groups of fixed mold locking blocks (400) are also arranged on the outer side of the periphery of the second fixed mold cavity (202), and the fixed mold locking blocks (400) at the corresponding position of the first fixed mold cavity (201) and the fixed mold locking blocks (400) at the corresponding position of the second fixed mold cavity (202) are arranged on the fixed mold (200) in a central symmetry mode;
the movable mould sliding blocks (300) on the movable mould (100) and the fixed mould locking blocks (400) on the fixed mould (200) are symmetrically arranged in position;
the movable die sliding block (300) comprises a sliding block main body (301) and a sliding block seat (302), wherein the sliding block seat (302) is fixed on the movable die (100), a sliding groove is formed in the sliding block seat (302), the direction of the sliding groove is arranged normally at the corresponding position around the first movable die cavity (101) or the second movable die cavity (102), the sliding block main body (301) is positioned in the sliding block seat (302) and can slide bidirectionally along the direction of the sliding groove, and the sliding groove can limit the sliding block main body (301) in other directions so that the sliding block main body (301) can slide bidirectionally along the direction of the sliding groove only; the sliding block comprises a sliding block main body (301), wherein the sliding block main body is provided with a trapezoid groove, the trapezoid groove is of a non-isosceles trapezoid shape, the notch outer opening of the trapezoid groove is large, the notch inner opening of the trapezoid groove is small, the trapezoid groove is provided with a first chute side a and a second chute side b with different angles, one side of the sliding block main body (301) pointing to a first movable die cavity (101) or a second movable die cavity (102) is provided with a pressing tongue (303), the first chute side a is close to one side of the pressing tongue (303), the second chute side b is far away from one side of the pressing tongue (303), and the inclination angle of the first chute side a is smaller than that of the second chute side b;
the fixed die locking block (400) comprises a locking block main body, wherein the locking block main body is a trapezoid block, the outer end of the trapezoid block is small, the inner end of the trapezoid block is large, the shape of the locking block main body is matched with the size of a trapezoid groove of the movable die sliding block (300), the locking block main body is provided with a first inclined block side c and a second inclined block side d, and the first inclined block side c and the second inclined block side d respectively correspond to the angles of a first inclined groove side a and a second inclined groove side b;
the sliding block seat (302) is fixed on the movable die (100) through a movable die sliding block locking bolt (500);
the locking block main body is fixed on the fixed die (200) through a fixed die locking block locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063810.1A CN107696409B (en) | 2017-10-28 | 2017-10-28 | Anti-loosening die for double-color mask of headlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063810.1A CN107696409B (en) | 2017-10-28 | 2017-10-28 | Anti-loosening die for double-color mask of headlight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107696409A CN107696409A (en) | 2018-02-16 |
| CN107696409B true CN107696409B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711063810.1A Active CN107696409B (en) | 2017-10-28 | 2017-10-28 | Anti-loosening die for double-color mask of headlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107696409B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112297342B (en) * | 2020-09-02 | 2023-03-17 | 昆山鸿永盛模具有限公司 | Telescopic hold-down mechanism for double-color mold |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001170977A (en) * | 1999-12-16 | 2001-06-26 | Canon Inc | Injection molding method and injection molding apparatus for thermosetting resin using the method |
| FR2807698A1 (en) * | 2000-04-14 | 2001-10-19 | Cebal | Sequential injection molding in different materials of hinged cap for tube, using mold with gate to control movement of injected materials |
| CN102161223A (en) * | 2011-01-12 | 2011-08-24 | 深圳创维－Rgb电子有限公司 | Injecting mold of bi-color screen-sealing front housing and precise injection molding method |
| CN207594215U (en) * | 2017-10-28 | 2018-07-10 | 江苏星科精密模具有限公司 | A kind of locking moving mold of headlight Double-color mask |
-
2017
- 2017-10-28 CN CN201711063810.1A patent/CN107696409B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001170977A (en) * | 1999-12-16 | 2001-06-26 | Canon Inc | Injection molding method and injection molding apparatus for thermosetting resin using the method |
| FR2807698A1 (en) * | 2000-04-14 | 2001-10-19 | Cebal | Sequential injection molding in different materials of hinged cap for tube, using mold with gate to control movement of injected materials |
| CN102161223A (en) * | 2011-01-12 | 2011-08-24 | 深圳创维－Rgb电子有限公司 | Injecting mold of bi-color screen-sealing front housing and precise injection molding method |
| CN207594215U (en) * | 2017-10-28 | 2018-07-10 | 江苏星科精密模具有限公司 | A kind of locking moving mold of headlight Double-color mask |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107696409A (en) | 2018-02-16 |
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