CN204354418U - Injection mold elasticity oblique top inner side core-drawing mechanism - Google Patents
Injection mold elasticity oblique top inner side core-drawing mechanism Download PDFInfo
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- CN204354418U CN204354418U CN201420741771.1U CN201420741771U CN204354418U CN 204354418 U CN204354418 U CN 204354418U CN 201420741771 U CN201420741771 U CN 201420741771U CN 204354418 U CN204354418 U CN 204354418U
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Abstract
Injection mold elasticity oblique top inner side core-drawing mechanism, comprise, lower compound plate, locating piece and gate bush is established in upper compound plate, upper compound plate divides into die cavity, perforation is opened in lower compound plate, lower compound plate establishes mould pin, lower compound plate between mould pin is provided with, lower ejector retainner plate, on, between lower ejector retainner plate, thimble is set, injector push rod contacts with below lower ejector retainner plate through perforation, mould pin establishes core, the working of plastics of injection mo(u)lding is had between core and die cavity, the inwall of working of plastics is shaped with barb, it is characterized in that described on, the elasticity oblique top be made up of 65Mn spring steel material is set between lower ejector retainner plate, through hole is had in core, elasticity oblique top matches with working of plastics through through hole, elasticity oblique top comprises fixed bar, elastic bending bar and side core-pulling bar, fixed bar and upper, lower ejector retainner plate fixes, side core-pulling bar matches with the barb of working of plastics, the width of the elastic bending bar at middle part is less than the width of fixed bar and side core-pulling bar.
Description
Technical field
The utility model relates to injection mold, particularly relates to injection mold elasticity oblique top inner side core-drawing mechanism.
Background technology
In injection mold, the inwall of working of plastics is shaped with barb, prior art normally adopts Angle Pin to drive inner core pulling slide block, while mould die sinking working of plastics is ejected, by coordinating of Angle Pin and inner core pulling slide block, inner core pulling slide block is made to deviate from barb, but volume and the inner space of working as injection mold are less, the inwall of working of plastics is shaped with two barbs in left and right, and distance between two barbs very near time, injection mold inwardly to slide enough spaces then cannot to inner core pulling slide block, makes working of plastics cannot the demoulding.
Summary of the invention
The purpose of this utility model is the shortcoming existed to overcome prior art, provides a kind of structure simple, is applicable to little space injection mold inner core pulling, ensure the injection mold elasticity oblique top inner side core-drawing mechanism of the smooth demoulding of working of plastics.
The technical scheme of the utility model injection mold elasticity oblique top inner side core-drawing mechanism is: comprise compound plate and lower compound plate, locating piece and gate bush are set in upper compound plate, under upper compound plate, die cavity is set, perforation is had in lower compound plate, lower compound plate arranges mould pin, lower compound plate between mould pin is provided with ejector retainner plate and lower ejector retainner plate, on, between lower ejector retainner plate, thimble is set, the push rod of injector contacts with below lower ejector retainner plate through perforation, mould pin arranges core, the working of plastics of injection mo(u)lding is had between core and die cavity, the inwall of working of plastics is shaped with barb, it is characterized in that: described is upper, elasticity oblique top made by 65Mn spring steel material is set between lower ejector retainner plate, through hole is had in core, elasticity oblique top matches with working of plastics through through hole, described elasticity oblique top comprises the fixed bar of bottom, the elastic bending bar at middle part and the side core-pulling bar on top, fixed bar and upper, lower ejector retainner plate fixes, side core-pulling bar matches with the barb of working of plastics, the width of the elastic bending bar at middle part is less than the width of fixed bar and side core-pulling bar.
The utility model discloses a kind of injection mold elasticity oblique top inner side core-drawing mechanism, by upper, between lower ejector retainner plate, elasticity oblique top is set, elasticity oblique top adopts made by 65Mn spring steel material, the width of the elastic bending bar in the middle part of it makes the width being less than fixed bar and side core-pulling bar, the intensity of such fixed bar and side core-pulling bar is high, not easily produce bending, and thinner elastic bending bar is made when ensureing its structural strength in middle part, there is elasticity, and can bend, after mould die sinking, on, lower ejector retainner plate drives thimble and elasticity oblique top together working of plastics upwards to be ejected core, when the side core-pulling bar on elasticity oblique top top upwards exceeds core, its (namely reverse with barb side) oblique bending to the inside under the elastic force effect of elastic bending bar, side core-pulling bar is made inwardly to deviate from the barb of working of plastics, only need the angle of inclination that less, just side core-pulling bar can be made to extract barb out, the inner space of shared injection mold is little, be specially adapted to little space injection mold inner core pulling, and its structure is simple, easily manufactured, reduce the development cost of mould.
The utility model injection mold elasticity oblique top inner side core-drawing mechanism, the inner side of described elastic bending bar is shaped with wide-angle bent angle, and outside is shaped with low-angle bent angle.When elastic bending masthead goes out, be conducive to elastic bending bar and drive side core-pulling bar towards wide-angle bent angle curving.The inner side on described through hole top is shaped with oblique surface.The side core-pulling angle of bend of elastic bending bar and side core-pulling bar is led gradually.Described thimble top protrudes from core upper surface 0.5-1mm, below working of plastics, be shaped with locating slot, matches with locating slot in thimble top.The thimble slightly protruded coordinates with the locating slot of working of plastics, positions working of plastics, avoids the two elasticity oblique tops in left and right when side core-pulling action, working of plastics is produced mobile, and cause side to extract out, and the unpumped situation of opposite side.Have pilot hole in described die cavity, core arranges lead, lead matches with pilot hole.Ensure mould open/close mould action guiding accurately.
Accompanying drawing explanation
Fig. 1 is the matched moulds status architecture schematic diagram of injection mold elasticity oblique top inner side core-drawing mechanism;
Fig. 2 is the die opening state structural representation of injection mold elasticity oblique top inner side core-drawing mechanism;
Fig. 3 is the side core-pulling status architecture schematic diagram of injection mold elasticity oblique top inner side core-drawing mechanism.
Detailed description of the invention
The utility model relates to a kind of injection mold elasticity oblique top inner side core-drawing mechanism, as shown in Fig. 1-Fig. 3, comprise compound plate 1 and lower compound plate 2, locating piece 3 and gate bush 4 are set in upper compound plate, die cavity 5 is set under upper compound plate, perforation 6 is had in lower compound plate 2, lower compound plate arranges mould pin 7, lower compound plate between mould pin is provided with ejector retainner plate 8 and lower ejector retainner plate 9, on, between lower ejector retainner plate, thimble 10 is set, the push rod 11 of injector contacts with below lower ejector retainner plate through perforation 6, mould pin 7 arranges core 12, the working of plastics 13 of injection mo(u)lding is had between core and die cavity 5, the inwall of working of plastics is shaped with barb 14, it is characterized in that: described is upper, lower ejector retainner plate 8, elasticity oblique top made by 65Mn spring steel material is set between 9, through hole 16 is had in core 12, elasticity oblique top matches with working of plastics 13 through through hole, described elasticity oblique top comprises the fixed bar 17 of bottom, the elastic bending bar 18 at middle part and the side core-pulling bar 19 on top, fixed bar and upper, lower ejector retainner plate fixes, side core-pulling bar matches with the barb 14 of working of plastics 13, the width of the elastic bending bar at middle part is less than the width of fixed bar and side core-pulling bar.By upper, lower ejector retainner plate 8, elasticity oblique top is set between 9, elasticity oblique top adopts made by 65Mn spring steel material, the width of the elastic bending bar 18 in the middle part of it makes the width being less than fixed bar 17 and side core-pulling bar 19, the intensity of such fixed bar and side core-pulling bar is high, not easily produce bending, and thinner elastic bending bar 18 is made when ensureing its structural strength in middle part, there is elasticity, and can bend, after mould die sinking, on, lower ejector retainner plate drives thimble 10 and elasticity oblique top together working of plastics 13 upwards to be ejected core 12, when the side core-pulling bar 19 on elasticity oblique top top upwards exceeds core 12, its (namely reverse with barb side) oblique bending to the inside under the elastic force effect of elastic bending bar 18, side core-pulling bar 19 is made inwardly to deviate from the barb 14 of working of plastics 13, only need the angle of inclination that less, just side core-pulling bar 19 can be made to extract barb 14 out, the inner space of shared injection mold is little, be specially adapted to little space injection mold inner core pulling, and its structure is simple, easily manufactured, reduce the development cost of mould.The inner side of described elastic bending bar 18 is shaped with wide-angle bent angle 20, and outside is shaped with low-angle bent angle 21.When elastic bending bar 18 ejects, be conducive to elastic bending bar and drive side core-pulling bar 19 towards wide-angle bent angle 20 curving.The inner side on described through hole 16 top is shaped with oblique surface 22.The side core-pulling angle of bend of elastic bending bar 18 and side core-pulling bar 19 is led gradually.Described thimble 10 top protrudes from core 12 upper surface 0.5-1mm, and below working of plastics 13, be shaped with locating slot 23, match with locating slot in thimble top.The thimble 10 slightly protruded coordinates with the locating slot 23 of working of plastics 13, positions working of plastics, avoids the two elasticity oblique tops in left and right when side core-pulling action, working of plastics 13 is produced mobile, and cause side to extract out, and the unpumped situation of opposite side.Have pilot hole 24 in described die cavity 5, core 12 arranges lead 25, and lead matches with pilot hole.Ensure mould open/close mould action guiding accurately.
Claims (5)
1. injection mold elasticity oblique top inner side core-drawing mechanism, comprise compound plate (1) and lower compound plate (2), locating piece (3) and gate bush (4) are set in upper compound plate, die cavity (5) is set under upper compound plate, perforation (6) is had in lower compound plate (2), lower compound plate is arranged mould pin (7), lower compound plate between mould pin is provided with ejector retainner plate (8) and lower ejector retainner plate (9), on, thimble (10) is set between lower ejector retainner plate, the push rod (11) of injector contacts with below lower ejector retainner plate through perforation (6), mould pin (7) arranges core (12), the working of plastics (13) of injection mo(u)lding is had between core and die cavity (5), the inwall of working of plastics is shaped with barb (14), it is characterized in that: described is upper, lower ejector retainner plate (8, 9) the elasticity oblique top made by 65Mn spring steel material is set between, through hole (16) is had in core (12), elasticity oblique top matches with working of plastics (13) through through hole, described elasticity oblique top comprises the fixed bar (17) of bottom, the elastic bending bar (18) at middle part and the side core-pulling bar (19) on top, fixed bar and upper, lower ejector retainner plate fixes, side core-pulling bar matches with the barb (14) of working of plastics (13), the width of the elastic bending bar at middle part is less than the width of fixed bar and side core-pulling bar.
2. injection mold elasticity oblique top inner side core-drawing mechanism as claimed in claim 1, is characterized in that: the inner side of described elastic bending bar (18) is shaped with wide-angle bent angle (20), and outside is shaped with low-angle bent angle (21).
3. injection mold elasticity oblique top inner side core-drawing mechanism as claimed in claim 1, is characterized in that: the inner side on described through hole (16) top is shaped with oblique surface (22).
4. injection mold elasticity oblique top inner side core-drawing mechanism as claimed in claim 1, it is characterized in that: described thimble (10) top protrudes from core (12) upper surface 0.5-1mm, below working of plastics (13), be shaped with locating slot (23), match with locating slot in thimble top.
5. injection mold elasticity oblique top inner side core-drawing mechanism as claimed in claim 1, it is characterized in that: have pilot hole (24) in described die cavity (5), core (12) arranges lead (25), and lead matches with pilot hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420741771.1U CN204354418U (en) | 2014-12-02 | 2014-12-02 | Injection mold elasticity oblique top inner side core-drawing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420741771.1U CN204354418U (en) | 2014-12-02 | 2014-12-02 | Injection mold elasticity oblique top inner side core-drawing mechanism |
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| CN204354418U true CN204354418U (en) | 2015-05-27 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985764A (en) * | 2015-06-23 | 2015-10-21 | 常州轻工职业技术学院 | End cover type plastic part mold |
| CN105328876A (en) * | 2015-12-03 | 2016-02-17 | 浙江凯华模具有限公司 | Three-way core-pulling mechanism of injection mold |
| CN106313448A (en) * | 2016-10-31 | 2017-01-11 | 台州市黄岩坤泰模具有限公司 | Side core-pulling anti-collision mechanism of injection mold cavity |
| CN108790068A (en) * | 2018-06-12 | 2018-11-13 | 广东永畅兴精密制造股份有限公司 | A kind of mold stripping method of injection mold back-off |
| CN109049528A (en) * | 2018-09-10 | 2018-12-21 | 河南工学院 | A kind of lateral plastic mould for taking out the oblique ejection of chamber |
| CN110406053A (en) * | 2019-08-26 | 2019-11-05 | 浙江长珑车灯股份有限公司 | Injection mold narrow space small angle oscillation formula pitched roof mechanism |
| CN110549564A (en) * | 2019-10-17 | 2019-12-10 | 宁波奥克斯电气股份有限公司 | Combined core-pulling mechanism and combined core-pulling die |
| CN113619043A (en) * | 2021-08-18 | 2021-11-09 | 台州蔚然模塑有限公司 | Direct-jacking type transverse core-pulling mechanism of injection mold |
| CN114679024A (en) * | 2022-05-30 | 2022-06-28 | 沈阳微控新能源技术有限公司 | Tool for packaging motor stator and motor stator packaging method |
| CN110549564B (en) * | 2019-10-17 | 2024-04-16 | 宁波奥克斯电气股份有限公司 | Combined core-pulling mechanism and combined core-pulling mold |
-
2014
- 2014-12-02 CN CN201420741771.1U patent/CN204354418U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985764A (en) * | 2015-06-23 | 2015-10-21 | 常州轻工职业技术学院 | End cover type plastic part mold |
| CN105328876A (en) * | 2015-12-03 | 2016-02-17 | 浙江凯华模具有限公司 | Three-way core-pulling mechanism of injection mold |
| CN106313448A (en) * | 2016-10-31 | 2017-01-11 | 台州市黄岩坤泰模具有限公司 | Side core-pulling anti-collision mechanism of injection mold cavity |
| CN106313448B (en) * | 2016-10-31 | 2019-01-22 | 浙江坤泰模具股份有限公司 | Molding mold cavity side core-pulling anticollision mechanism |
| CN108790068A (en) * | 2018-06-12 | 2018-11-13 | 广东永畅兴精密制造股份有限公司 | A kind of mold stripping method of injection mold back-off |
| CN109049528A (en) * | 2018-09-10 | 2018-12-21 | 河南工学院 | A kind of lateral plastic mould for taking out the oblique ejection of chamber |
| CN109049528B (en) * | 2018-09-10 | 2023-10-24 | 河南工学院 | Plastic mold with laterally-drawn cavity obliquely ejected |
| CN110406053A (en) * | 2019-08-26 | 2019-11-05 | 浙江长珑车灯股份有限公司 | Injection mold narrow space small angle oscillation formula pitched roof mechanism |
| CN110549564A (en) * | 2019-10-17 | 2019-12-10 | 宁波奥克斯电气股份有限公司 | Combined core-pulling mechanism and combined core-pulling die |
| CN110549564B (en) * | 2019-10-17 | 2024-04-16 | 宁波奥克斯电气股份有限公司 | Combined core-pulling mechanism and combined core-pulling mold |
| CN113619043A (en) * | 2021-08-18 | 2021-11-09 | 台州蔚然模塑有限公司 | Direct-jacking type transverse core-pulling mechanism of injection mold |
| CN114679024A (en) * | 2022-05-30 | 2022-06-28 | 沈阳微控新能源技术有限公司 | Tool for packaging motor stator and motor stator packaging method |
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