CN114734577B - Injection molding process - Google Patents
Injection molding process Download PDFInfo
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- CN114734577B CN114734577B CN202210244312.1A CN202210244312A CN114734577B CN 114734577 B CN114734577 B CN 114734577B CN 202210244312 A CN202210244312 A CN 202210244312A CN 114734577 B CN114734577 B CN 114734577B
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- block
- hardware
- injection molding
- insert
- pushing
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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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
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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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
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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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating 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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C2045/1486—Details, accessories and auxiliary operations
- B29C2045/14893—Preventing defects relating to shrinkage of inserts or coating material
Abstract
The invention discloses an injection molding process, which comprises the following steps: placing hardware, namely placing the hardware on an injection molding station; the glue injection is fixed, the first driving piece and the second driving piece respectively drive the corresponding first pushing block and second pushing block to move leftwards, the first stepped groove on the first pushing block drives the first pressing block to move downwards, and the first insert connected to the first pressing block is abutted to the upper end of the hardware; a second stepped groove on the second pushing block drives the second pressing block to move upwards, and a second insert connected to the second pressing block is abutted to the lower end of the hardware; injecting glue to the hardware, and fixing the hardware; injection molding is filled, first driving piece and second driving piece drive respectively corresponding first ejector pad and second ejector pad right-hand member remove, and first ladder groove on the first ejector pad drives first briquetting and keeps away from the hardware, and second ladder groove on the second ejector pad drives the second briquetting and keeps away from the hardware, and first mold insert and second mold insert all break away from the hardware, glue injection to the hardware again this moment, and is complete with the vacancy filling.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to an injection molding process.
Background
Injection molding is a common plastic product production process.
The traditional injection molding process is mainly used for injection molding of products which are integrally plastic, and the injection molding process of the pure plastic products has a narrow application range and cannot meet the current increasingly complex product requirements; in addition, in the past when moulding plastics the hardware, set up ejector pin support hardware on moulding plastics the station, the product of moulding plastics out always has the pit, influences product structural strength.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides an injection molding process which can meet the requirement of injection molding on hardware, and the product after injection molding is finished has no pit, so that the strength of the product is ensured.
An injection molding process according to an embodiment of the first aspect of the present invention comprises the steps of: placing hardware, namely placing the hardware on an injection molding station; the glue injection is fixed, the first driving piece and the second driving piece respectively drive the corresponding first pushing block and second pushing block to move leftwards, the first stepped groove on the first pushing block drives the first pressing block to move downwards, and the first insert connected to the first pressing block is abutted to the upper end of the hardware; a second stepped groove on the second pushing block drives the second pressing block to move upwards, and a second insert connected to the second pressing block is abutted to the lower end of the hardware; then injecting glue to the hardware, and fixing the hardware; injection molding and filling, wherein the first driving piece and the second driving piece respectively drive the corresponding first pushing piece and second pushing piece to move rightwards, a first stepped groove on the first pushing piece drives the first pressing block to be far away from the hardware, a second stepped groove on the second pushing piece drives the second pressing block to be far away from the hardware, both the first insert and the second insert are separated from the hardware, at the moment, glue is injected to the hardware, and gaps left after the first insert and the second insert are separated from the hardware are completely filled, so that injection molding is completed; cooling and molding, namely cooling the product filled with the sizing material and separating.
According to the injection molding process provided by the embodiment of the invention, the injection molding process has at least the following beneficial effects: in the injection molding process, the first driving piece and the second driving piece are utilized, and the corresponding first insert and the corresponding second insert support the hardware by the transmission of the first push block, the second push block, the first pressing block and the second pressing block, so that the hardware is suspended, the hardware can be coated in a sizing material, the injection molding process can adapt to the injection molding requirement on the hardware, and because the injection molding filling step is further provided, pits or holes generated by the first insert and the second insert can be backfilled, the uniformity of products is ensured, and the structural strength of the products is ensured; in addition, the first ladder groove that sets up with the second ladder groove drives corresponding first briquetting with the second briquetting removes, simple structure, and the drive mode is novel, and this kind of ladder groove driven mode is applied to the mold insert of moulding plastics, can guarantee the fixed extension distance of mold insert, avoids the adjustment, and can change the direction of motion, promptly first ejector pad with the horizontal migration of second ejector pad can change into first briquetting and the vertical migration of second briquetting.
According to some embodiments of the invention, in the step of placing the hardware, the hardware is supported by the first insert and the second insert, so that the hardware is suspended, the hardware can be coated by the rubber material, the coating of the rubber material is uniform, and the structural strength of the product is ensured.
According to some embodiments of the present invention, in the step of glue injection fixing, a first pressing block is connected with a first fixing block, a second pressing block is connected with a second fixing block, a plurality of first inserts are provided on the first fixing block, a plurality of second inserts are provided on the second fixing block, and the first fixing block and the second fixing block can be provided to intensively install the corresponding first inserts and second inserts so as to keep synchronous movement, and the first inserts and the second inserts can be supported at one time.
According to some embodiments of the present invention, the first step groove and the second step groove each include two translation sections and a lifting section, the lifting section is disposed between the two translation sections, an included angle between the lifting section and an adjacent translation section is an obtuse angle, the included angle is an obtuse angle, and the corresponding first push block and second push block can smoothly transition from the translation section to the lifting section, so as to avoid jamming.
According to some embodiments of the invention, the first driving member is disposed on a first mounting block and the second driving member is disposed on a second mounting block, the first and second mounting blocks being configured to mount the corresponding first and second driving members.
According to some embodiments of the present invention, the first mounting block and the second mounting block are each provided with a U-shaped groove, and the U-shaped grooves are used for accommodating the corresponding spindle on the first driving piece or the second driving piece, and the provided U-shaped grooves can guide the driving direction, so that the driving direction is prevented from being offset, and the products are prevented from being strained.
According to some embodiments of the invention, the first driving member and the second driving member are both air cylinders or hydraulic cylinders, so that the source is wide, and the installation and the use are convenient.
According to some embodiments of the invention, the first pushing block and the second pushing block are slidably disposed on the corresponding supporting pieces, sliding holes are formed in the supporting pieces, the first pressing block and the second pressing block are accommodated in the corresponding sliding holes, and the supporting pieces are used for supporting the corresponding first pushing block and the second pushing block to slide.
According to some embodiments of the present invention, the supporting member includes a supporting block and two clamping blocks, the two clamping blocks are arranged at intervals in a front-rear direction, the supporting block is arranged between the two clamping blocks, the sliding hole is formed in the supporting block, the supporting block and the two clamping blocks define an inverted T-shaped chute, the first pushing block and the second pushing block are slidably arranged in the corresponding inverted T-shaped chute, the supporting block and the clamping blocks are used for an external injection molding device, and the supporting member is simple in structure and convenient to arrange, and because the two clamping blocks are spaced apart, the two clamping blocks can adjust the spacing distance so as to use pushing blocks with different widths, and the inverted T-shaped chute can be clamped with the corresponding first pushing block and the second pushing block, so that the sliding requirement can be met, and the guiding requirement can also be met.
According to some embodiments of the present invention, the sliding device further includes a limiting plate, the limiting plate and the supporting block are vertically and correspondingly arranged, the limiting plate and the supporting block define a sliding space, the first pushing block and the second pushing block are accommodated in the corresponding sliding space, the corresponding first pushing block and the corresponding second pushing block can be limited to vertically displace by the limiting plate, the first pushing block or the second pushing block is prevented from jumping out of the sliding space, and the sliding stability is ensured.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an injection molding apparatus used in an injection molding process according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the injection molding apparatus shown in FIG. 1;
FIG. 3 is a front view, in elevation, of the injection molding apparatus shown in FIG. 1;
fig. 4 is a schematic structural view of the connection of the first pushing block and the first pressing block of the injection molding apparatus shown in fig. 1.
A first driving member 100, a first mounting block 110a, a second mounting block 110b, a U-shaped groove 111;
a second driving member 200;
the first pushing block 300a, the second pushing block 300b, the first stepped groove 310a, the second stepped groove 310b, the translation section 311 and the lifting section 312;
a first press block 400a, a second press block 400b, a first fixing block 410, a second fixing block 420;
first insert 500a, second insert 500b;
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, a plurality means one or more, and a plurality means two or more, and it is understood that greater than, less than, exceeding, etc. does not include the present number, and it is understood that greater than, less than, within, etc. include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 4, an injection molding process includes the steps of: placing hardware 700, and placing hardware 700 on an injection molding station; the glue injection is fixed, the first driving piece 100 and the second driving piece 200 respectively drive the corresponding first pushing block 300a and second pushing block 300b to move leftwards, the first stepped groove 310a on the first pushing block 300a drives the first pressing block 400a to move downwards, and the first insert 500a connected to the first pressing block 400a is abutted against the upper end of the hardware 700; the second stepped groove 310b on the second push block 300b drives the second press block 400b to move upwards, and the second insert 500b connected to the second press block 400b abuts against the lower end of the hardware 700; then injecting glue to the hardware 700, and fixing the hardware 700; injection molding and filling, the first driving piece 100 and the second driving piece 200 respectively drive the corresponding first pushing block 300a and second pushing block 300b to move rightwards, the first stepped groove 310a on the first pushing block 300a drives the first pressing block 400a to be far away from the hardware 700, the second stepped groove 310b on the second pushing block 300b drives the second pressing block 400b to be far away from the hardware 700, the first insert 500a and the second insert 500b are separated from the hardware 700, at the moment, glue is injected into the hardware 700, and the gaps left after the first insert 500a and the second insert 500b are separated from the hardware 700 are completely filled, so that injection molding is completed; cooling and molding, namely cooling the product filled with the sizing material and separating. In the injection molding process, by using the first driving piece 100 and the second driving piece 200, through the transmission of the first pushing block 300a, the second pushing block 300b, the first pressing block 400a and the second pressing block 400b, the corresponding first insert 500a and the second insert 500b prop up the hardware 700, the hardware 700 is suspended, at the moment, the hardware 700 is subjected to injection molding again, the hardware 700 can be coated in a sizing material, the injection molding process can adapt to the injection molding requirement on the hardware 700, and because the injection molding filling step is further provided, pits or holes generated by the first insert 500a and the second insert 500b can be backfilled, the uniformity of products is ensured, and the structural strength of the products is ensured; in addition, the first stepped groove 310a and the second stepped groove 310b are arranged to drive the corresponding first press block 400a and second press block 400b to move, the structure is simple, the driving mode is novel, the stepped groove driving mode is applied to the injection molding insert, the fixed extension distance of the insert can be ensured, adjustment is avoided, and the movement direction can be converted, namely, the horizontal movement of the first push block 300a and the second push block 300b can be converted into the vertical movement of the first press block 400a and the second press block 400 b.
It will be appreciated that the injection station has a mold, not shown in the figures, the mold includes an upper mold and a lower mold, the upper mold and the lower mold form a mold cavity after being clamped, the shape of the mold cavity is matched with that of the hardware 700, the first insert 500a extends to the mold cavity through the upper mold, the first insert 500a can slide relative to the upper mold, the second insert 500b extends to the mold cavity through the lower mold, the second insert 500b can slide relative to the lower mold, the first insert 500a and the second insert 500b cooperate to jack up and suspend the hardware 700 in the mold cavity, after injection, the mold cavity is filled with glue, and the hardware is wrapped in the glue. In order to evenly distribute the glue around the hardware 700, the first insert 500a and the second insert 500b jack up the hardware 700 until the hardware overhangs the center of the mold cavity.
In some embodiments, in the step of placing the hardware 700, the hardware 700 is lifted by using the first insert 500a and the second insert 500b, so that the hardware 700 is suspended, the hardware 700 can be coated by the glue material, the glue material coating is uniform, and the structural strength of the product is ensured.
In some embodiments, in the step of glue injection fixation, the first press block 400a is connected with the first fixing block 410, the second press block 400b is connected with the second fixing block 420, a plurality of first inserts 500a are arranged on the first fixing block 410, a plurality of second inserts 500b are arranged on the second fixing block 420, and the corresponding first inserts 500a and second inserts 500b can be installed in a concentrated manner on the arranged first fixing block 410 and second fixing block 420 so as to keep synchronous movement, and the metal 700 is pushed against at one time.
In some embodiments, the first stepped groove 310a and the second stepped groove 310b each include two translation sections 311 and a lifting section 312, the lifting section 312 is disposed between the two translation sections 311, an included angle between the lifting section 312 and an adjacent translation section 311 is an obtuse angle, the included angle is an obtuse angle, and the corresponding first pushing block 300a and second pushing block 300b can smoothly transition from the translation section 311 to the lifting section 312, so as to avoid jamming. It will be appreciated that the two translation sections 311 are parallel to each other, one end of the lifting section 312 is connected to one translation section 311, the other end of the lifting section 312 is connected to the other translation section 311, because the positions of the translation sections 311 are fixed, and the distance between the two translation sections 311 is fixed, when the corresponding first insert 500a or second insert 500b is driven to stretch, the stretching length of the first insert 500a or the second insert 500b is fixed, so that the hardware 700 can be lifted up directly and suspended at the center of the mold cavity in one step for a specific hardware 700 with a predetermined thickness.
In some embodiments, the first driving member 100 is disposed on the first mounting block 110a, and the second driving member 200 is disposed on the second mounting block 110b, and the first and second mounting blocks 110a and 110b are used to mount the corresponding first and second driving members 100 and 200. It will be appreciated that the first and second mounting blocks 110a, 110b are provided on the injection molding apparatus first and second mounting blocks provide a mounting basis for the first and second drivers 100, 200.
In some embodiments, the first mounting block 110a and the second mounting block 110b are each provided with a U-shaped groove 111, where the U-shaped groove 111 is used to accommodate the spindle on the corresponding first driving member 100 or the second driving member 200, and the U-shaped groove 111 is configured to guide the driving direction, avoid the deviation of the driving direction, and strain the product, and it is understood that the width of the U-shaped groove is slightly larger than the diameter of the spindle on the first driving member 100 or the second driving member 200.
In some embodiments, the first driving member 100 and the second driving member 200 are both air cylinders or hydraulic cylinders, which are widely available and convenient to install and use.
In some embodiments, the support 600 is further included, the first pushing block 300a and the second pushing block 300b are slidably disposed on the corresponding support 600, the support 600 is provided with a sliding hole 611, the first pressing block 400a and the second pressing block 400b are accommodated in the corresponding sliding hole 611, and the support 600 is provided to support the corresponding first pushing block 300a and the second pushing block 300b to slide.
In some embodiments, the support 600 includes a support block 610 and two clamping blocks 620, the two clamping blocks 620 are arranged at intervals in the front-rear direction, the support block 610 is arranged between the two clamping blocks 620, the sliding hole 611 is formed in the support block 610, the support block 610 and the two clamping blocks 620 define an inverted T-shaped chute, the first pushing block 300a and the second pushing block 300b are slidably arranged in the corresponding inverted T-shaped chute, the support block 610 and the clamping blocks 620 are used for externally connecting an injection molding device, the structure is simple, the arrangement is convenient, because the two clamping blocks 620 are spaced, the two clamping blocks 620 can adjust the spacing distance so as to use pushing blocks with different widths, and the inverted T-shaped chute can be clamped with the corresponding first pushing block 300a and second pushing block 300b, so that the sliding requirement can be met, and the guiding requirement can also be met.
In some embodiments, the sliding device further includes a limiting plate 630, the limiting plate 630 and the supporting block 610 are vertically and correspondingly arranged, the limiting plate 630 and the supporting block 610 define a sliding space, the first pushing block 300a and the second pushing block 300b are accommodated in the corresponding sliding space, the arranged limiting plate 630 can limit the corresponding first pushing block 300a and second pushing block 300b to vertically displace, the first pushing block 300a or the second pushing block 300b is prevented from jumping out of the sliding space, and the sliding stability is ensured.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (10)
1. An injection molding process comprising the steps of:
placing hardware, namely placing the hardware on an injection molding station;
the glue injection is fixed, the first driving piece and the second driving piece respectively drive the corresponding first pushing block and second pushing block to move leftwards, the first stepped groove on the first pushing block drives the first pressing block to move downwards, and the first insert connected to the first pressing block is abutted to the upper end of the hardware; a second stepped groove on the second pushing block drives the second pressing block to move upwards, and a second insert connected to the second pressing block is abutted to the lower end of the hardware; then injecting glue to the hardware, and fixing the hardware;
injection molding and filling, wherein the first driving piece and the second driving piece respectively drive the corresponding first pushing piece and second pushing piece to move rightwards, a first stepped groove on the first pushing piece drives the first pressing block to be far away from the hardware, a second stepped groove on the second pushing piece drives the second pressing block to be far away from the hardware, both the first insert and the second insert are separated from the hardware, at the moment, glue is injected to the hardware, and gaps left after the first insert and the second insert are separated from the hardware are completely filled, so that injection molding is completed;
cooling and molding, namely cooling the product filled with the sizing material and separating.
2. An injection molding process according to claim 1, wherein: in the step of placing the hardware, the hardware is erected by utilizing the first insert and the second insert, so that the hardware is suspended, and the hardware can be coated by the sizing material.
3. An injection molding process according to claim 1, wherein: in the step of injecting glue is fixed, first briquetting is connected with first fixed block, and the second briquetting is connected with the second fixed block, is provided with a plurality of first inserts on the first fixed block, is provided with a plurality of second inserts on the second fixed block.
4. An injection molding process according to claim 1, wherein: the first stepped groove and the second stepped groove comprise two translation sections and a lifting section, the lifting section is arranged between the two translation sections, and an included angle between the lifting section and the adjacent translation section is an obtuse angle.
5. An injection molding process according to claim 1, wherein: the first driving piece is arranged on the first mounting block, the second driving piece is arranged on the second mounting block, and the first mounting block and the second mounting block are used for mounting the corresponding first driving piece and second driving piece.
6. An injection molding process according to claim 5, wherein: the first mounting block and the second mounting block are respectively provided with a U-shaped groove, and the U-shaped grooves are used for accommodating corresponding main shafts on the first driving piece or the second driving piece.
7. An injection molding process according to claim 1, wherein: the first driving member and the second driving member are both air cylinders or hydraulic cylinders.
8. An injection molding process according to claim 1, wherein: still include support piece, first ejector pad with the second ejector pad is all slidable set up on corresponding support piece, be provided with on the support piece and slide the hole, first briquetting with the second briquetting holding is in corresponding slide the hole.
9. An injection molding process according to claim 8, wherein: the support piece comprises a support block and two clamping blocks, the two clamping blocks are arranged at intervals in the front-back direction, the support block is arranged between the two clamping blocks, the sliding holes are formed in the support block, the support block and the two clamping blocks define an inverted T-shaped sliding groove, the first pushing block and the second pushing block are slidably arranged in the corresponding inverted T-shaped sliding groove, and the support block and the clamping blocks are used for externally connecting injection molding equipment.
10. An injection molding process according to claim 9, wherein: the sliding device comprises a supporting block, and is characterized by further comprising a limiting plate, wherein the limiting plate is vertically arranged in a corresponding manner to the supporting block, a sliding space is defined by the limiting plate and the supporting block, and the first pushing block and the second pushing block are accommodated in the corresponding sliding space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244312.1A CN114734577B (en) | 2022-03-11 | 2022-03-11 | Injection molding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244312.1A CN114734577B (en) | 2022-03-11 | 2022-03-11 | Injection molding process |
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| CN114734577A CN114734577A (en) | 2022-07-12 |
| CN114734577B true CN114734577B (en) | 2023-07-07 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150112A (en) * | 1989-11-08 | 1991-06-26 | Japan Aviation Electron Ind Ltd | Cassette type molding die having built-in clamping mechanism |
| EP1623811A1 (en) * | 2004-08-07 | 2006-02-08 | REHAU AG + Co | Injection mould for producing a plastic part, especially mould for producing an injection moulded connecting angle for plastic profiles |
| CN207448971U (en) * | 2017-11-01 | 2018-06-05 | 昊翔电能运动科技(昆山)有限公司 | The insert-positioning mechanism of injection forming mold |
| CN210705679U (en) * | 2019-07-15 | 2020-06-09 | 江门市蓬江区荣盛实业有限公司 | Insert nut fixing structure of injection mold and injection mold |
| CN112706360A (en) * | 2021-01-26 | 2021-04-27 | 惠州市凯中精密技术有限公司 | Positioning structure for embedding hardware in injection molding mold |
-
2022
- 2022-03-11 CN CN202210244312.1A patent/CN114734577B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150112A (en) * | 1989-11-08 | 1991-06-26 | Japan Aviation Electron Ind Ltd | Cassette type molding die having built-in clamping mechanism |
| EP1623811A1 (en) * | 2004-08-07 | 2006-02-08 | REHAU AG + Co | Injection mould for producing a plastic part, especially mould for producing an injection moulded connecting angle for plastic profiles |
| CN207448971U (en) * | 2017-11-01 | 2018-06-05 | 昊翔电能运动科技(昆山)有限公司 | The insert-positioning mechanism of injection forming mold |
| CN210705679U (en) * | 2019-07-15 | 2020-06-09 | 江门市蓬江区荣盛实业有限公司 | Insert nut fixing structure of injection mold and injection mold |
| CN112706360A (en) * | 2021-01-26 | 2021-04-27 | 惠州市凯中精密技术有限公司 | Positioning structure for embedding hardware in injection molding mold |
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| Publication number | Publication date |
|---|---|
| CN114734577A (en) | 2022-07-12 |
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