CN215619712U - Core-extracting device for mold core shrinkage - Google Patents
Core-extracting device for mold core shrinkage Download PDFInfo
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- CN215619712U CN215619712U CN202121639346.8U CN202121639346U CN215619712U CN 215619712 U CN215619712 U CN 215619712U CN 202121639346 U CN202121639346 U CN 202121639346U CN 215619712 U CN215619712 U CN 215619712U
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Abstract
The utility model discloses a core-retracting and core-pulling device for a mold core, which comprises a movable injection mold base, wherein an injection molding nozzle is installed at one end of the movable injection mold base, a cooling shell is fixedly installed on the outer side of the movable injection mold base, a connecting frame is installed at the other end of the movable injection mold base, a fixed injection mold base is installed at one side of the connecting frame, a connecting ring is fixedly installed at one side of the fixed injection mold base, six connecting inclined bars are uniformly installed at the inner side of the connecting ring, an injection molding shaping bar is installed at one end of each connecting inclined bar, an injection molding core bar is installed at the inner side of each connecting inclined bar, a support frame is installed at the outer side of one end of the injection molding core bar, located at the inner side of each six injection molding shaping bars, a support plate is installed at the outer side of the other end of the injection molding core bar, and a conical sealing sleeve is installed at one side of the support plate. According to the utility model, the structure is expanded and contracted in the injection molding process, so that the automatic demolding treatment of the injection molding part is facilitated during core pulling.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a core extracting device for a mold core.
Background
Along with the rapid development of social economy, the types of the dies are more and more, and the dies are used for obtaining various dies and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production; the mold is a tool for making a molded article, the tool being composed of various parts, different molds being composed of different parts; the processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.
However, when the telescopic cork is used in the existing injection mould, the sealing property of injection moulding is not convenient to ensure, and the leakage of glue solution is easy to cause; therefore, the existing requirements are not met, and the mold core shrinkage and core pulling device is provided for the requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a core-retracting and core-pulling device for a mold core, which aims to solve the problems that the sealing property of injection molding is inconvenient to ensure, glue liquid is easy to leak and the like when a telescopic cork is used in the existing injection mold in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a device of loosing core is used to mold core shrink, includes movable injection mold base, the mouth of moulding plastics is installed to the one end of movable injection mold base, the outside fixed mounting of movable injection mold base has the cooling shell, the link is installed to the other end of movable injection mold base, fixed injection mold base is installed to one side of link, one side fixed mounting of fixed injection mold base has the go-between, six connection battens are evenly installed to the inboard of go-between, connect the one end of battens and install the setting strip of moulding plastics, six connect the inboard of battens and install the core bar of moulding plastics the outside of core bar one end is located six inboard of moulding plastics the setting strip and installs the support frame, the backup pad is installed in the outside of the core bar other end of moulding plastics, toper sealing sleeve is installed to one side of backup pad.
Preferably, the upper end face of the injection molding core rod is fixedly provided with a guide post, the outer side of the upper end of the guide post is provided with a retaining strip, and the retaining strip is connected with the injection molding core rod through a supporting spring.
Preferably, the fixed injection mold base is fixedly connected with the connecting ring through a screw, one end of the conical sealing sleeve is fixedly welded with the connecting ring, and the other end of the conical sealing sleeve is fixedly welded with the supporting plate.
Preferably, the movable injection mold base is in threaded connection with the connecting frame, one side of the fixed injection mold base is provided with a positioning groove, the connecting frame is arranged on the inner side of the positioning groove, the cooling shell is connected with the movable injection mold base through a sealing gasket, and cooling water is filled in the cooling shell.
Preferably, one end of the injection molding core rod penetrates through the supporting plate and is connected with the supporting frame through threads, a sliding groove is formed in the outer side of the supporting frame, the injection molding strip is arranged on the inner side of the sliding groove, and the injection molding strip is welded and fixed with one end of the connecting oblique strip.
Preferably, the bottom end of the guide post penetrates through the retaining strip and is connected with the injection molding core rod through threads, and one end of the retaining strip penetrates through the guide post and extends to the inner side of one end of the conical sealing sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the movable injection mold base drives the connecting frame to be positioned and attached with the fixed injection mold base, and the supporting frame can expand six injection molding shaping strips, so that the supporting frame and the injection molding shaping strips can seal the inner sides of the fixed injection mold base and the movable injection mold base, the injection molding tightness is effectively improved, and the injection molding is performed through the injection molding nozzle, so that the injection molding operation is convenient to realize;
2. according to the utility model, the cooling water is filled in the cooling shell, so that the injection molding piece on the inner side of the movable injection mold base can be rapidly cooled and molded, the injection molding core rod is drawn out, the injection molding core rod drives the support frame to be separated from the injection molding shaping strip, meanwhile, the injection molding core rod drives the retaining strip to slide through the guide column, and further, the inclined strip and the injection molding shaping strip are connected to shrink, so that the injection molding piece can be conveniently subjected to demolding treatment.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of an injection nozzle according to the present invention.
In the figure: 1. fixing an injection molding die holder; 2. a connecting ring; 3. a tapered sealing sleeve; 4. a support plate; 5. injection molding a core rod; 6. a retention bar; 7. a guide post; 8. a support spring; 9. cooling the shell; 10. a movable injection mold base; 11. an injection molding nozzle; 12. a support frame; 13. connecting the oblique strips; 14. injection molding a shaping strip; 15. and a connecting frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 3, an embodiment of the present invention includes: a core pulling device for a mold core depreciation comprises a movable injection mold base 10, an injection nozzle 11 is installed at one end of the movable injection mold base 10, a cooling shell 9 is fixedly installed at the outer side of the movable injection mold base 10, cooling water is filled in the cooling shell 9, rapid cooling forming of injection molding pieces on the inner side of the movable injection mold base 10 is facilitated, a connecting frame 15 is installed at the other end of the movable injection mold base 10, a fixed injection mold base 1 is installed at one side of the connecting frame 15, a connecting ring 2 is fixedly installed at one side of the fixed injection mold base 1, six connecting inclined bars 13 are uniformly installed at the inner side of the connecting ring 2, an injection molding shaping bar 14 is installed at one end of each connecting inclined bar 13, a support frame 12 can expand the six injection molding shaping bars 14, a support frame 12 is installed at the outer side of one end of an injection molding core bar 5 installed at the inner sides of the six connecting inclined bars 13 and is located at the inner sides of the six injection shaping bars 14, the supporting plate 4 is installed on the outer side of the other end of the injection molding core rod 5, the tapered sealing sleeve 3 is installed on one side of the supporting plate 4, and the whole injection molding structure is unfolded and retracted in the injection molding process, so that automatic demolding treatment is performed on an injection molding part conveniently during core pulling.
Further, the upper end face of the injection molding core rod 5 is fixedly provided with a guide post 7, the outer side of the upper end of the guide post 7 is provided with a retaining strip 6, the retaining strip 6 is connected with the injection molding core rod 5 through a supporting spring 8, and the retaining strip 6 is conveniently supported through the supporting spring 8.
Further, fixed injection mold base 1 passes through the screw connection with go-between 2 fixedly, and the one end and the go-between 2 welded fastening of toper sealing sleeve 3, the other end and the backup pad 4 welded fastening of toper sealing sleeve 3 are convenient for protect connecting the slanted bar 13 and moulding plastics shaping strip 14 through go-between 2 and toper sealing sleeve 3.
Further, activity injection mold base 10 passes through threaded connection with link 15, and one side of fixed injection mold base 1 is provided with the constant head tank, and link 15 sets up the inboard at the constant head tank, and cooling shell 9 passes through sealed pad with activity injection mold base 10 to be connected, and the inside packing of cooling shell 9 has cooling water, is convenient for carry out rapid cooling shaping to the injection molding of activity injection mold base 10 inboard.
Further, the one end of the core bar 5 of moulding plastics runs through the backup pad 4 and is connected with support frame 12 through the screw thread, and the outside of support frame 12 is provided with the spout, and the setting strip 14 of moulding plastics sets up the inboard at the spout, and the setting strip 14 of moulding plastics is fixed with the one end welded connection of connecting the sloping strip 13, and support frame 12 can be to six setting strips 14 extensions of moulding plastics.
Further, the bottom end of the guide post 7 penetrates through the retaining strip 6 and is connected with the injection molding core rod 5 through threads, one end of the retaining strip 6 penetrates through the guide post 7 and extends to the inner side of one end of the conical sealing sleeve 3, and therefore the injection molding core rod 5 drives the retaining strip 6 to slide through the guide post 7 when being pulled out.
The working principle is as follows: when the injection molding machine is used, whether the functions of all parts are intact is checked, one end of the injection molding core rod 5 is connected and fixed with an external hydraulic oil cylinder, a power supply is switched on, the other end of the injection molding core rod 5 is connected with the support frame 12 through threads, the movable injection molding die holder 10 drives the connecting frame 15 to be positioned and attached with the fixed injection molding die holder 1, the injection molding core rod 5 drives the support frame 12 to slide on the inner sides of the connecting inclined strips 13 and the injection molding strips 14, then the support frame 12 can expand the six injection molding strips 14, so that the support frame 12 and the injection molding strips 14 can seal the inner sides of the fixed injection molding die holder 1 and the movable injection molding die holder 10, the injection molding tightness is effectively improved, the injection molding is performed through the injection molding nozzle 11, the injection molding operation is further convenient to realize, cooling water is filled in the cooling shell 9, and further the injection molding parts on the inner sides of the movable injection molding die holder 10 are rapidly cooled and formed, when the connecting frame 15 is separated from the fixed injection mold base 1, the injection molding core rod 5 is drawn out, the injection molding core rod 5 drives the supporting frame 12 to be separated from the injection molding shaping strip 14, meanwhile, the injection molding core rod 5 drives the retaining strip 6 to slide through the guide column 7, the connecting oblique strip 13 and the injection molding shaping strip 14 are contracted, and demolding treatment is conducted on an injection molding piece conveniently.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a core device is loosed to mold core extraction of extracting extraction of: the injection molding device is characterized in that an injection molding nozzle (11) is installed at one end of the movable injection molding die holder (10), a cooling shell (9) is fixedly installed at the outer side of the movable injection molding die holder (10), a connecting frame (15) is installed at the other end of the movable injection molding die holder (10), a fixed injection molding die holder (1) is installed at one side of the connecting frame (15), a connecting ring (2) is fixedly installed at one side of the fixed injection molding die holder (1), six connecting oblique strips (13) are evenly installed at the inner side of the connecting ring (2), injection molding shaping strips (14) are installed at one end of each connecting oblique strip (13), six injection molding core rods (5) are installed at the inner sides of the connecting oblique strips (13), a support frame (12) is installed at the inner sides, located at the six inner sides of the injection molding shaping strips (14), of one end of each injection molding core rod (5), and a support plate (4) is installed at the outer side of the other end of each injection molding core rod (5), one side of the supporting plate (4) is provided with a conical sealing sleeve (3).
2. The core pulling device for the mold core taper according to claim 1, characterized in that: the injection molding core rod structure is characterized in that a guide post (7) is fixedly mounted on the upper end face of the injection molding core rod (5), a retaining strip (6) is mounted on the outer side of the upper end of the guide post (7), and the retaining strip (6) is connected with the injection molding core rod (5) through a supporting spring (8).
3. The core pulling device for the mold core taper according to claim 1, characterized in that: the fixed injection mold base (1) is fixedly connected with the connecting ring (2) through screws, one end of the conical sealing sleeve (3) is fixedly welded with the connecting ring (2), and the other end of the conical sealing sleeve (3) is fixedly welded with the supporting plate (4).
4. The core pulling device for the mold core taper according to claim 1, characterized in that: the injection molding machine is characterized in that the movable injection molding die holder (10) is in threaded connection with the connecting frame (15), a positioning groove is formed in one side of the fixed injection molding die holder (1), the connecting frame (15) is arranged on the inner side of the positioning groove, the cooling shell (9) is connected with the movable injection molding die holder (10) through a sealing gasket, and cooling water is filled in the cooling shell (9).
5. The core pulling device for the mold core taper according to claim 1, characterized in that: one end of the injection molding core rod (5) penetrates through the supporting plate (4) and is connected with the supporting frame (12) through threads, a sliding groove is formed in the outer side of the supporting frame (12), the injection molding strip (14) is arranged on the inner side of the sliding groove, and the injection molding strip (14) is welded and fixed with one end of the connecting oblique strip (13).
6. The core pulling device for the mold core taper according to claim 2, characterized in that: the bottom end of the guide post (7) penetrates through the retaining strip (6) and is connected with the injection molding core rod (5) through threads, and one end of the retaining strip (6) penetrates through the guide post (7) and extends to the inner side of one end of the conical sealing sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639346.8U CN215619712U (en) | 2021-07-19 | 2021-07-19 | Core-extracting device for mold core shrinkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639346.8U CN215619712U (en) | 2021-07-19 | 2021-07-19 | Core-extracting device for mold core shrinkage |
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| Publication Number | Publication Date |
|---|---|
| CN215619712U true CN215619712U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121639346.8U Active CN215619712U (en) | 2021-07-19 | 2021-07-19 | Core-extracting device for mold core shrinkage |
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| CN (1) | CN215619712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559622A (en) * | 2022-02-28 | 2022-05-31 | 泗阳宝源塑胶材料有限公司 | Bottle lid injection moulding equipment convenient to cooling |
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2021
- 2021-07-19 CN CN202121639346.8U patent/CN215619712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114559622A (en) * | 2022-02-28 | 2022-05-31 | 泗阳宝源塑胶材料有限公司 | Bottle lid injection moulding equipment convenient to cooling |
| CN114559622B (en) * | 2022-02-28 | 2023-01-24 | 泗阳宝源塑胶材料有限公司 | Bottle lid injection moulding equipment convenient to cooling |
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