CN219427319U - Double-shot injection mold of automobile glass upright post partition plate - Google Patents
Double-shot injection mold of automobile glass upright post partition plate Download PDFInfo
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- CN219427319U CN219427319U CN202223557026.5U CN202223557026U CN219427319U CN 219427319 U CN219427319 U CN 219427319U CN 202223557026 U CN202223557026 U CN 202223557026U CN 219427319 U CN219427319 U CN 219427319U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The utility model discloses a double-color injection mold of an automobile glass upright post partition plate, which comprises a first injection mold base and a second injection mold base, wherein the second injection mold base is provided with rotary displacement and open-close mold displacement relative to the first injection mold base, the first injection mold base is provided with two first injection molding stations with movable mold mechanisms, and the second injection mold base is provided with a second injection molding station and a third injection molding station which are used for being in phase-switching alignment with the first injection molding stations. The utility model can realize the same-stage secondary injection molding of the automobile glass upright post partition plate, and realizes the high-precision secondary injection molding of the automobile glass upright post partition plate through rotating the switching station, so that the product qualification rate is greatly improved. The movable mould mechanism can meet the demoulding requirement, and meanwhile, the locking position degree of the first injection molding part is ensured to be reliable when the station is switched in a rotating way, the deviation is not easy to occur, and the product quality is further ensured. The requirements of station switching alignment precision and die assembly monitoring are met, so that the operation is efficient, smooth and reliable, and the injection molding production efficiency of products is greatly improved.
Description
Technical Field
The utility model relates to a double-color injection mold for an automobile glass upright post partition plate, and belongs to the technical field of injection molds.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and precise dimensions. Injection molding is a process used in mass production of parts of complex shape. Specifically, the heated and melted plastic is injected into a die cavity under high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification.
When injection molding produces, can meet the condition of bicolor injection molding, traditional injection molding mode adopts two sets of moulds, takes place through two sets of moulds respectively shaping, and so operating efficiency is lower, and the cost is higher, in addition, injection molding has the shrinkage deformation to a certain extent after the shaping drawing of patterns, and during the follow-up secondary injection molding, it appears carrying the tolerance easily again, causes unable secondary injection molding's condition to take place, and the disability rate is higher.
There is an automotive glass pillar separator at present, which comprises a separator main body and a matching belt positioned at one side of the separator main body, wherein the matching belt comprises a U-shaped matching pile table with a strip groove, and one surface of the separator main body, which is away from the U-shaped matching pile table, is provided with a covering layer formed by secondary injection molding.
In the conventional double-shot injection molding operation process, after the primary injection molding of the partition main body and the matching belt is generally performed, the secondary injection molding of the covering layer is performed, the product qualification rate can be influenced by the secondary injection molding precision, in addition, the filling and blocking of the inner strip groove are difficult to realize due to the U-shaped matching pile table, and the invasion of the covering layer glue injection liquid is easily caused during the secondary injection molding, so that the product is scrapped.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a double-color injection mold for an automobile glass upright post partition plate, aiming at the problems that the qualification rate of a traditional secondary injection molding product is low and the product is easy to discard.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the double-color injection mold of the automobile glass upright post partition plate comprises a partition plate main body and a matching belt positioned at one side of the partition plate main body, wherein the matching belt comprises a U-shaped matching pile table with a strip groove, the U-shaped matching pile table comprises a first matching wall and a second matching wall which are arranged at intervals, one surface of the partition plate main body, which is away from the U-shaped matching pile table, is provided with a covering layer formed by secondary injection molding,
the double-color injection mold comprises a first injection mold base and a second injection mold base, the second injection mold base has rotary displacement and mold opening and closing displacement relative to the first injection mold base,
the first injection molding die holder is provided with two first injection molding stations, each first injection molding station comprises a first die core and a movable die mechanism which is horizontally displaced towards the first die core, the movable die mechanisms of the two first injection molding stations are oppositely arranged, each first die core is provided with a partition bottom wall molded surface for molding the bottom wall of the partition main body and a first matching wall molded cavity for molding the first matching wall, each movable die mechanism comprises a movable module, and each movable module is provided with a strip groove molded fast for molding the strip groove matched with the corresponding first matching wall molded cavity;
the second injection molding die holder is provided with a second injection molding station and a third injection molding station, the second injection molding station and the first injection molding station are used for being in switching alignment, the second injection molding station comprises a second die core, the second die core is provided with a partition top wall molded surface for forming a partition top wall of a partition main body and a second matching wall molded cavity for forming a second matching wall, the third injection molding station comprises a third die core, and the third die core is provided with a covering layer molded cavity for avoiding the covering layer molded second matching wall avoiding cavity for avoiding the second matching wall molded second matching wall.
Preferably, the movable die mechanism comprises a driving source arranged on the first injection die holder, and the driving end of the driving source is connected with the movable die block.
Preferably, the first injection molding die holder is provided with a driving source positioning table for carrying the driving source, and the second injection molding die holder is provided with a positioning cavity groove matched with the driving source positioning table in a positioning way.
Preferably, the first injection molding die holder is provided with a positioning part positioned between the two first injection molding stations, the positioning part is provided with two alignment protrusions which are arranged in one-to-one correspondence with the first injection molding stations,
and the second injection molding die holder is provided with switching alignment sinking grooves which are arranged in one-to-one correspondence with the alignment protrusions.
Preferably, a pile matching table is arranged on one surface of the partition plate main body, which faces the U-shaped pile matching table, and a pile matching table cavity for forming the pile matching table is arranged on the first die core.
Preferably, the first injection molding station comprises a die clamping positioning matching part, and the second injection molding station and the third injection molding station are respectively provided with a matching alignment groove matched with the die clamping positioning matching part.
Preferably, the mold clamping positioning matching part is a contact induction switch.
The beneficial effects of the utility model are mainly as follows:
1. the same-stage secondary injection molding of the automobile glass upright post partition plate can be realized, the high-precision secondary injection molding of the automobile glass upright post partition plate is realized through rotating the switching station, and the product qualification rate is greatly improved.
2. The movable mould mechanism can meet the demoulding requirement, and meanwhile, the locking position degree of the first injection molding part is ensured to be reliable when the station is switched in a rotating way, the deviation is not easy to occur, and the product quality is further ensured.
3. The requirements of station switching alignment precision and die assembly monitoring are met, so that the operation is efficient, smooth and reliable, and the injection molding production efficiency of products is greatly improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic structural view of a first injection mold base in a two-shot injection mold according to the present utility model.
Fig. 2 is a schematic structural view of a second injection mold base in the dual-shot injection mold of the present utility model.
Fig. 3 is a schematic structural view of a glass pillar panel for an automobile according to the present utility model.
Fig. 4 is a schematic view showing another view of the structure of the glass pillar panel of the automobile according to the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The utility model provides a double-color injection mold of an automobile glass upright post partition plate, as shown in fig. 3 and 4, the automobile glass upright post partition plate comprises a partition plate main body 100 and a matching belt 110 positioned at one side of the partition plate main body, the matching belt 110 comprises a U-shaped matching pile table 130 with a strip groove 120, the U-shaped matching pile table comprises a first matching wall 131 and a second matching wall 132 which are arranged at intervals, and one surface of the partition plate main body 100, which is away from the U-shaped matching pile table, is provided with a covering layer 140 formed by two-time injection molding.
The conventional injection molding adopts a mode of injection molding the cover layer 140 twice, and during the injection molding, glue injection liquid easily invades into the strip groove 120 to cause product scrapping, so that the plugging operation is difficult.
In this case, as shown in fig. 1 and 2, the two-shot injection mold includes a first injection mold base 10 and a second injection mold base 20, and the second injection mold base has a rotational displacement and an open-close mold displacement relative to the first injection mold base.
The first injection molding die holder 10 is provided with two first injection molding stations 1, each first injection molding station 1 comprises a first die core 11 and a movable die mechanism 12 which is horizontally displaced towards the first die core, the movable die mechanisms of the two first injection molding stations 1 are oppositely arranged, each first die core 11 is provided with a partition bottom wall molded surface 111 for forming a partition bottom wall of a partition main body, a first matching wall molded cavity 112 for forming a first matching wall, each movable die mechanism 12 comprises a movable die block 121, and each movable die block 121 is provided with a strip groove molding speed 122 which is used for forming a strip groove and matched with the corresponding first matching wall molded cavity.
The second injection molding die holder 20 is provided with a second injection molding station 2 and a third injection molding station 3 which are used for being in phase-change alignment with the first injection molding station 1, the second injection molding station 2 comprises a second die core 21, the second die core 21 is provided with a partition top wall molded surface 211 for forming a partition top wall of a partition main body, a second matching wall molded cavity 212 for forming a second matching wall, the third injection molding station 3 comprises a third die core 31, and the third die core 31 is provided with a covering layer molded cavity 311 for forming a covering layer and a second matching wall avoiding molded cavity 312 for avoiding the second matching wall.
The specific implementation process and principle description:
when the injection molding operation is performed, the first injection molding die holder 10 and the second injection molding die holder 20 perform die assembly operation, and at this time, the second injection molding station 2 and the third injection molding station 3 are respectively and oppositely clamped with the two first injection molding stations 1.
At this time, a first injection molding cavity is formed between the second injection molding station 2 and the first injection molding station 1, and at this time, an injection molding space is formed among the partition bottom wall molding surface 111, the first matching wall molding cavity 112, the strip groove molding speed 122, the partition top wall molding surface 211 and the second matching wall molding cavity 212, so that the molding requirement of the first preformed workpiece is met.
Then, the first injection mold base 10 and the second injection mold base 20 are separated, the preformed workpiece is remained on the first injection mold station 1, the second injection mold station and the third injection mold station after the second injection mold base 20 rotates are switched, at this time, the second injection mold station and the opposite empty first injection mold station perform injection molding of the preformed workpiece, and the third injection mold station is matched with the first injection mold station 1 carrying the preformed workpiece, the second matching wall avoiding cavity 312 is matched with the preformed workpiece in a abutting and filling manner, and at this time, the forming of the covering layer 140 on the preformed workpiece is realized.
After the cover layer 140 is secondarily molded with the mold, the movable module 121 is withdrawn after the mold separation, so that the requirement of finished product unloading is met, and corresponding rotary circulation operation is performed after unloading, thereby meeting the requirement of industrial production with the mold.
In one embodiment, the movable mold mechanism 12 includes a driving source 4 disposed on the first injection mold base, and a driving end of the driving source is connected to the movable mold block. The first injection molding die holder is provided with a driving source positioning table 40 for carrying the driving source 4, and the second injection molding die holder is provided with a positioning cavity groove 5 matched with the driving source positioning table in a positioning way.
Specifically, the driving source 4 can be driven by a linkage mechanical structure driven by a split mold, and in this case, the preformed workpiece is required to be reliably combined with the first injection molding station during turnover, so that the design of the driving source 4 is adopted, the locking and positioning of the preformed workpiece during station switching can be ensured, the offset during split is prevented, and the secondary injection molding precision after the station switching is maintained.
The positioning cavity groove 5 is used for avoiding the driving source 4, and meanwhile, the positioning cavity groove can be matched with the driving source positioning table 40 to realize die assembly positioning, in addition, the driving source 4 is generally an oil pressure or pneumatic driving source, an air path or an oil path exists, the side wall of the positioning cavity groove 5 can start to avoid a groove, and the matching requirement for avoiding the air path or the oil path is met.
In a specific embodiment, the first injection mold base 10 is provided with a positioning part 6 between two first injection molding stations, the positioning part 6 is provided with two alignment protrusions 60 corresponding to the first injection molding stations one by one, and the second injection mold base is provided with a switching alignment sink 7 corresponding to the alignment protrusions one by one.
Specifically, because the secondary positioning needs to be performed after the rotation, the positioning protrusion 60 is used for complementary switching of the positioning sink 7 and the driving source positioning table 40 and the positioning cavity 5 in the previous embodiment are matched to meet the requirement of the positioning precision of the switching station, and the injection molding precision of the product after the secondary transposition is more reliable.
In a specific embodiment, a mating pile table is arranged on one surface of the partition plate main body facing the U-shaped mating pile table, and a mating pile table cavity for forming the mating pile table is arranged on the first die core.
The marks are omitted in the drawings, and a certain differential modeling can exist on the partition plate main body. The scheme of carrying out corresponding forming part design on the plastic is within the protection scope of the scheme.
In a specific embodiment, the first injection molding station 1 comprises a mold clamping positioning matching part 8, and the second injection molding station and the third injection molding station are respectively provided with a matching alignment groove 9 for matching with the mold clamping positioning matching part. The die closing positioning matching part is a contact induction switch.
Specifically, when the second injection molding station and the third injection molding station are subjected to switching alignment, the alignment groove 9 is in inductive fit with the contact inductive switch, so that the state monitoring of the current alignment is met, and the automatic rotary switching can be realized after the second injection molding station and the third injection molding station are separated, so that the operation is more efficient and smooth.
Through the description, the double-color injection mold for the automobile glass upright post partition plate can realize the same-stage secondary injection molding of the automobile glass upright post partition plate, realizes the high-precision secondary injection molding of the automobile glass upright post partition plate through rotating a switching station, and greatly improves the product qualification rate. The movable mould mechanism can meet the demoulding requirement, and meanwhile, the locking position degree of the first injection molding part is ensured to be reliable when the station is switched in a rotating way, the deviation is not easy to occur, and the product quality is further ensured. The requirements of station switching alignment precision and die assembly monitoring are met, so that the operation is efficient, smooth and reliable, and the injection molding production efficiency of products is greatly improved.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus/apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus/apparatus.
Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a double-shot moulding utensil of car glass stand baffle, car glass stand baffle includes the baffle main part and is located the joining in marriage of baffle main part one side connects the area, join in marriage the area and connect the stake platform including the U type that possesses the strip groove, U type is joined in marriage the stake platform and is connected wall with the second including the first joining in marriage that looks interval set up, the baffle main part deviate from the one side of U type is joined in marriage and is connected the stake platform and possess secondary injection moulding's overburden, its characterized in that:
the double-color injection mold comprises a first injection mold base and a second injection mold base, the second injection mold base has rotary displacement and mold opening and closing displacement relative to the first injection mold base,
the first injection molding die holder is provided with two first injection molding stations, each first injection molding station comprises a first die core and a movable die mechanism which is horizontally displaced towards the first die core, the movable die mechanisms of the two first injection molding stations are oppositely arranged, each first die core is provided with a partition bottom wall molded surface for molding the bottom wall of the partition main body and a first matching wall molded cavity for molding the first matching wall, each movable die mechanism comprises a movable module, and each movable module is provided with a strip groove molded fast for molding the strip groove matched with the corresponding first matching wall molded cavity;
the second injection molding die holder is provided with a second injection molding station and a third injection molding station, the second injection molding station and the first injection molding station are used for being in switching alignment, the second injection molding station comprises a second die core, the second die core is provided with a partition top wall molded surface for forming a partition top wall of a partition main body and a second matching wall molded cavity for forming a second matching wall, the third injection molding station comprises a third die core, and the third die core is provided with a covering layer molded cavity for avoiding the covering layer molded second matching wall avoiding cavity for avoiding the second matching wall molded second matching wall.
2. The dual-color injection mold of an automotive glass pillar separator according to claim 1, wherein:
the movable die mechanism comprises a driving source arranged on the first injection die holder, and the driving end of the driving source is connected with the movable die block.
3. The dual-color injection mold of an automotive glass pillar separator according to claim 2, wherein:
the first injection molding die holder is provided with a driving source positioning table for carrying the driving source, and the second injection molding die holder is provided with a positioning cavity groove matched with the driving source positioning table in a positioning way.
4. The dual-color injection mold of an automotive glass pillar separator according to claim 1, wherein:
the first injection molding die holder is provided with a positioning part positioned between the two first injection molding stations, the positioning part is provided with two alignment protrusions which are arranged in one-to-one correspondence with the first injection molding stations,
and the second injection molding die holder is provided with switching alignment sinking grooves which are arranged in one-to-one correspondence with the alignment protrusions.
5. The bicolor injection mold of the automobile glass upright partition plate according to any one of claims 1-4, wherein:
the partition board comprises a partition board body, wherein the partition board body is provided with a U-shaped matched pile table, one surface of the partition board body, which faces towards the U-shaped matched pile table, is provided with a matched pile table cavity for forming the matched pile table, and the first die core is provided with a matched pile table cavity for forming the matched pile table.
6. The dual-color injection mold of an automotive glass pillar separator according to claim 5, wherein:
the first injection molding station comprises a die assembly positioning matching part, and matching alignment grooves used for being matched with the die assembly positioning matching part are respectively formed in the second injection molding station and the third injection molding station.
7. The dual-color injection mold of an automotive glass pillar separator according to claim 6, wherein:
the die closing positioning matching part is a contact induction switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223557026.5U CN219427319U (en) | 2022-12-30 | 2022-12-30 | Double-shot injection mold of automobile glass upright post partition plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223557026.5U CN219427319U (en) | 2022-12-30 | 2022-12-30 | Double-shot injection mold of automobile glass upright post partition plate |
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| CN219427319U true CN219427319U (en) | 2023-07-28 |
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| CN202223557026.5U Active CN219427319U (en) | 2022-12-30 | 2022-12-30 | Double-shot injection mold of automobile glass upright post partition plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117457302A (en) * | 2023-12-13 | 2024-01-26 | 东莞高端精密电子股份有限公司 | High-precision resistor, resistor packaging device and packaging process |
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2022
- 2022-12-30 CN CN202223557026.5U patent/CN219427319U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117457302A (en) * | 2023-12-13 | 2024-01-26 | 东莞高端精密电子股份有限公司 | High-precision resistor, resistor packaging device and packaging process |
| CN117457302B (en) * | 2023-12-13 | 2024-03-22 | 东莞高端精密电子股份有限公司 | High-precision resistor, resistor packaging device and packaging process |
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