CN202156006U - Side core-pulling device - Google Patents
Side core-pulling device Download PDFInfo
- Publication number
- CN202156006U CN202156006U CN2011202576258U CN201120257625U CN202156006U CN 202156006 U CN202156006 U CN 202156006U CN 2011202576258 U CN2011202576258 U CN 2011202576258U CN 201120257625 U CN201120257625 U CN 201120257625U CN 202156006 U CN202156006 U CN 202156006U
- Authority
- CN
- China
- Prior art keywords
- pulling
- core
- side core
- thimble
- spare
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a side core-pulling device which comprises a side core-pulling piece, a jacking needle and a core-pulling binding piece which is used for limiting the movement of the side core-pulling piece, wherein a limiting slot is arranged on the core-pulling binding piece, the bottom of the limiting slot is parallel to the die opening direction of the core-pulling binding piece, one side of the limiting slot, back on to the die opening direction, is in an open state, one end of the jacking needle slidably penetrates through the side core-puling piece along the core pulling direction of the side core-pulling piece and is in elastic connection with the side core-pulling piece in by an elastic element, the elastic element provides elasticity with the direction the same as the core pulling direction to the jacking needle, and the other end of the jacking needle props against the bottom of the limiting slot. During the work of the side core-pulling device, the core-pulling binding piece moves along the die opening direction and releases the locking on the side core-pulling piece, the side core-pulling piece moves along the core pulling direction and is separated from the product, and the jacking needle keeps a state of jacking the product so as to prevent deformation or even breakage of the product when the product is pulled by the side core-pulling piece after the die is opened.
Description
Technical field
The utility model relates to a kind of side core-pulling device, relate in particular to a kind of when preventing the demoulding because side core-pulling spare is pullled the side core-pulling device that power causes product sidewall distortion fracture behind the product stripping.
Background technology
Along with making constant progress of science and technology, plasthetics is widely used in the commodity miscellaneous, for example the computer of product, mobile phone, automobile, digital camera, game machine etc.Above-mentioned plasthetics often comes machine-shaping through injection mold, and different dies is made up of different parts, mainly realizes the processing of article profile through the change of institute's moulding material physical state.
Yet, increasingly high in the production to requirement of products, in view of some products are loosed core because of structural limitations side core-pulling spare; For example the product among Fig. 1 10 has some grooves 11, when product stripping on the sidewall of said product 10; Tend to owing to pull power with the stripping direction formation of male model master mold during the disengaging product of side core-pulling spare; Cause occurring behind the product stripping distortion of product sidewall, even the problem of fracture, influence the yield rate of product.
Therefore, be badly in need of a kind of can prevent the demoulding time because side core-pulling spare is pullled the side core-pulling device that power causes product sidewall distortion fracture behind the product stripping.
The utility model content
The purpose of the utility model be the deficiency to above-mentioned prior art provide a kind of when preventing the demoulding because side core-pulling spare is pullled the side core-pulling device that power causes product meat wall distortion fracture behind the product stripping.
For realizing above-mentioned purpose; The side core-pulling device that the utility model provided; Be used for the side core-pulling in the injection mold product stripping operation; It comprises the bundle spare of loosing core that the said side core-pulling spare of side core-pulling spare, thimble and restriction moves, and offers stopper slot on the said bundle part of loosing core, and the bottom land of said stopper slot and said die sinking direction of loosing core the bundle part parallel; And the edge of the said dorsad die sinking direction of said bottom land is to the direction expansion of loosing core of said side core-pulling spare; Said thimble one end slides to run through said side core-pulling spare and pass through a flexible member along the direction of loosing core and is connected with said side core-pulling spare elasticity, and said flexible member provides and the said direction elastic force in the same way of loosing core to said thimble, and the other end of said thimble is butted on the bottom land of said stopper slot.
Compared with prior art, the utility model side core-pulling device has increased the thimble that withstands product, and product is in injection mold after the moulding; Side core-pulling spare is conflicted on the meat wall of product, and said thimble one end passes side core-pulling spare and conflicts on the meat wall of product, and the other end is conflicted on constrained side is loosed core the bundle part of loosing core that part moves; During product stripping; The bundle part of loosing core moves and removes the locking of side core-pulling spare along its die sinking direction, and side core-pulling spare moves and breaks away from product along its direction of loosing core, at this moment; Because the other end of thimble is against on the stopper slot bottom land parallel with said die sinking direction; Along with moving of the bundle part of loosing core, thimble is with respect to the invariant position of product, prevent die sinking after product pullled sidewall distortion even the fracture that causes product by side core-pulling spare.
Description of drawings
Fig. 1 is the structural representation of product.
Fig. 2 is the structural representation of side core-pulling device among the utility model first embodiment.
Fig. 3 is the structural representation of side core-pulling device among the utility model second embodiment.
Each description of reference numerals is following among the figure:
Side core-pulling device 20 side core-pulling spares 21
First inclined plane, 211 through holes 212
Loose core and restraint part 22 second inclined planes 221
Stopper slot 222 bottom lands 223
224 thimbles 23 at the bottom of the gathering sill
The protruding wing 231 flexible members 24
The specific embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
With reference to figure 2; The utility model side core-pulling device 20 is used for the side core-pulling in injection mold product 10 stripping process; It comprises side core-pulling spare 21, thimble 23 and limits the bundle part 22 of loosing core that said side core-pulling spare 21 moves; Offer stopper slot 222 on the said bundle part 22 of loosing core; The bottom land 223 of said stopper slot 222 parallels with said die sinking direction B of loosing core bundle part 22; And the edge of the die sinking direction B of the said dorsad bundle part 22 of loosing core of said bottom land 223 makes the side of the said dorsad die sinking direction of said stopper slot 222 B be open shape to the direction A expansion of loosing core of said side core-pulling spare 21, and said thimble 23 1 ends run through said side core-pulling spare 21 along the direction A slip of loosing core and also are connected with said side core-pulling spare 21 elasticity through a flexible member 24; Said flexible member 24 provides and the said direction A elastic force in the same way of loosing core to said thimble 23, and the other end of said thimble 23 is butted on the bottom land 223 of said stopper slot 222.
The preferably; With reference to figure 2; Have first inclined plane 211 on the said side core-pulling spare 21, have second inclined plane 221 that fits with said first inclined plane 211 on the said bundle part 22 of loosing core, said first inclined plane 211 offers the through hole 212 that runs through said side core-pulling spare 21 along the direction A of loosing core of said side core-pulling spare 21; Said thimble 23 slides and passes said through hole 212, and stopper slot 222 is opened on said second inclined plane 221.Wherein, Fig. 2 is first embodiment of the utility model, and the edge of the said dorsad die sinking direction of said bottom land 223 B is to the said direction A extends perpendicular of loosing core.
Particularly; Offer mounting groove 213 on said first inclined plane 211; Said through hole 212 is opened in the said mounting groove 213; Convex with the protruding wing 231 on the said thimble 23, the said protruding wing 231 is slidingly mounted in the said mounting groove 213, and said flexible member 24 is conflicted between the bottom land and the protruding wing 231 of said mounting groove 213.Wherein, said flexible member 24 is a spring.
More specifically, a barrier plate 214 fixedly mounts on the said side core-pulling spare 21 and is positioned at outside the said mounting groove 213, is used to stop the said protruding wing 231, prevents that the said protruding wing 231 from skidding off said mounting groove 213.
The preferably, with reference to figure 3, in a second embodiment, the edge of the said dorsad die sinking direction of said bottom land 223 B forms at the bottom of the gathering sill that tilts 224 to the progressive expansion of the said direction A of loosing core.Particularly, said thimble 23 is conflicted and is had the guide edge with 224 inclinations that match at the bottom of the said gathering sill on the end of said bottom land 223.Like this, when product 10 demouldings, the bundle part 22 of loosing core moves some distances when the right-hand member of thimble 23 moves to bottom land 223 edges; Continue to move the bundle part 22 of loosing core this moment; 224 slide and break away from product at the bottom of the gathering sill that thimble 23 tilts in the effect lower edge of flexible member 24, this moment thimble 23 guide edge and gathering sill at the bottom of 224 cooperatively interact, inclination thimble 23 is played good guide effect; Prevent at the bottom of the thimble 23 unexpected releasing slots that 223 cause the vibrations of thimble 23, influence the life-span of device.
Referring to figs. 2 and 3, the course of work of the utility model side core-pulling device 20 is described, product 10 is in the die cavity that male model 12, master mold 13, side core-pulling spare 21 and thimble 23 surround after the injection mo(u)lding; The beginning demoulding looses core that its die sinking direction B moves bundle part 22 in the drive lower edge of its driving mechanism this moment, and second inclined plane 221 and first inclined plane 211 are separated and remove the locking of side core-pulling spare 21; Its direction A of loosing core moves and breaks away from product 10 side core-pulling spare 21 in the drive lower edge of its driving mechanism; At this moment and since bottom land 223 be with parallel the facing directly of die sinking direction B, thimble 23 is with respect to the invariant position of product 10; Promptly in the side core-pulling process of side core-pulling spare 21; When the bottom land 223 of the bundle part 22 of loosing core breaks away from the right-hand member of thimbles 23, continue to move the bundle part 22 of loosing core this moment, the guide edge of thimble 23 with 224 begin to contact at the bottom of the gathering sill; Thimble 23 is 224 slips and disengaging product at the bottom of the gathering sill of the effect lower edge of flexible member 24 inclination; Therefore during the product stripping of the utility model, thimble 23 withstands product 10 from the sidewall of product 10, prevents that product 10 from being pullled by side core-pulling spare 21 to cause sidewall distortion even fracture.
Claims (6)
1. side core-pulling device; Be used for the side core-pulling in the injection mold product stripping operation; It is characterized in that: it comprises the bundle spare of loosing core that the said side core-pulling spare of side core-pulling spare, thimble and restriction moves; Offer stopper slot on the said bundle part of loosing core; The loose core die sinking direction of bundle part of the bottom land of said stopper slot and said parallels, and the edge of the said dorsad die sinking direction of said bottom land is to the direction expansion of loosing core of said side core-pulling spare, and said thimble one end slides along the said direction of loosing core and runs through said side core-pulling spare and be connected with said side core-pulling spare elasticity through a flexible member; Said flexible member provides and the said direction elastic force in the same way of loosing core to said thimble, and the other end of said thimble is butted on the bottom land of said stopper slot.
2. side core-pulling device as claimed in claim 1; It is characterized in that: have first inclined plane on the said side core-pulling spare; Has second inclined plane that fits with said first inclined plane on the said bundle part of loosing core; Said first inclined plane offers the through hole that runs through said side core-pulling spare along the said direction of loosing core, and said thimble slides and passes said through hole, and said stopper slot is opened on second inclined plane.
3. side core-pulling device as claimed in claim 2; It is characterized in that: offer mounting groove on said first inclined plane; Said through hole is opened in the said mounting groove; Convex with the protruding wing on the said thimble, in moving installation of said protruding wing slip and the said mounting groove, said flexible member is conflicted between the bottom land and the protruding wing of said mounting groove.
4. side core-pulling device as claimed in claim 3 is characterized in that: a barrier plate fixedly mounts on the said side core-pulling spare and is positioned at said mounting groove and stops the said protruding wing outward.
5. side core-pulling device as claimed in claim 1 is characterized in that: the edge of the said dorsad die sinking direction of the bottom land of said stopper slot is at the bottom of the progressive expansion of the said direction of loosing core forms the gathering sill of inclination.
6. side core-pulling device as claimed in claim 5 is characterized in that: said thimble is conflicted and is had the guide edge with the inclination that matches at the bottom of the said gathering sill on the end of bottom land of said stopper slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202576258U CN202156006U (en) | 2011-07-08 | 2011-07-08 | Side core-pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202576258U CN202156006U (en) | 2011-07-08 | 2011-07-08 | Side core-pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202156006U true CN202156006U (en) | 2012-03-07 |
Family
ID=45763653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202576258U Expired - Fee Related CN202156006U (en) | 2011-07-08 | 2011-07-08 | Side core-pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202156006U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358489A (en) * | 2013-07-17 | 2013-10-23 | 台州市凯华塑业有限公司 | Injection mold sliding block combined-type secondary side core pulling mechanism |
| CN103770283A (en) * | 2014-01-16 | 2014-05-07 | 南通大学 | Porous one-time forming mechanism for cylindrical fuel cell positive electrode side |
| CN104552801A (en) * | 2015-01-20 | 2015-04-29 | 浙江黄岩红旗塑料模具厂 | Die |
| CN106393604A (en) * | 2016-10-31 | 2017-02-15 | 台州市黄岩坤泰模具有限公司 | Overturned elastic deformation demould mechanism in injection mould plastic parts |
| CN109501146A (en) * | 2018-12-29 | 2019-03-22 | 精诚工科汽车系统有限公司 | Mold |
| CN111283973A (en) * | 2020-02-17 | 2020-06-16 | 深圳市银宝山新科技股份有限公司 | Demoulding mechanism and injection mold |
| CN112123643A (en) * | 2020-10-09 | 2020-12-25 | 江苏富浩电子科技有限公司 | Double-slider core-pulling linkage mechanism |
| WO2022134240A1 (en) * | 2020-12-26 | 2022-06-30 | 上海晋飞碳纤科技股份有限公司 | Mold for u-shaped composite product having deep cavity and super-thick wall |
-
2011
- 2011-07-08 CN CN2011202576258U patent/CN202156006U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358489A (en) * | 2013-07-17 | 2013-10-23 | 台州市凯华塑业有限公司 | Injection mold sliding block combined-type secondary side core pulling mechanism |
| CN103770283A (en) * | 2014-01-16 | 2014-05-07 | 南通大学 | Porous one-time forming mechanism for cylindrical fuel cell positive electrode side |
| CN104552801A (en) * | 2015-01-20 | 2015-04-29 | 浙江黄岩红旗塑料模具厂 | Die |
| CN104552801B (en) * | 2015-01-20 | 2016-08-17 | 浙江黄岩红旗塑料模具厂 | Mould |
| CN106393604A (en) * | 2016-10-31 | 2017-02-15 | 台州市黄岩坤泰模具有限公司 | Overturned elastic deformation demould mechanism in injection mould plastic parts |
| CN106393604B (en) * | 2016-10-31 | 2018-08-17 | 台州市黄岩坤泰模具有限公司 | Flexible deformation demoulding mechanism is buckled in injection mold plastic |
| CN109501146A (en) * | 2018-12-29 | 2019-03-22 | 精诚工科汽车系统有限公司 | Mold |
| CN111283973A (en) * | 2020-02-17 | 2020-06-16 | 深圳市银宝山新科技股份有限公司 | Demoulding mechanism and injection mold |
| CN111283973B (en) * | 2020-02-17 | 2021-12-17 | 深圳市银宝山新科技股份有限公司 | Demoulding mechanism and injection mold |
| CN112123643A (en) * | 2020-10-09 | 2020-12-25 | 江苏富浩电子科技有限公司 | Double-slider core-pulling linkage mechanism |
| WO2022134240A1 (en) * | 2020-12-26 | 2022-06-30 | 上海晋飞碳纤科技股份有限公司 | Mold for u-shaped composite product having deep cavity and super-thick wall |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202156006U (en) | Side core-pulling device | |
| CN204749165U (en) | Interior hook strip product that draws of placing slider in is out of shape demoulding mechanism | |
| CN103600472B (en) | Injection mold spring sliding block inclined is to core-pulling mechanism | |
| US20120213883A1 (en) | Injection mold | |
| CN202668909U (en) | Secondary sliding block core pulling mechanism | |
| CN203418723U (en) | Injection mold sliding block combined type two-time side core-pulling mechanism | |
| CN102133789A (en) | Double-mould-opening and double-core-pulling mechanism | |
| CN103600445B (en) | A kind of mould with internal withdraw type slide structure | |
| CN103909630B (en) | Ejector sleeve ejecting mechanism | |
| CN203622841U (en) | Slant core-pulling mechanism of injection mould spring sliding block | |
| CN103057049A (en) | Slanted slide block mechanism | |
| CN208978188U (en) | A kind of injection mold | |
| CN204136363U (en) | A kind of safe ejecting mechanism for injection mold | |
| CN103878953A (en) | Slide block demolding mechanism | |
| CN202318673U (en) | Die with slide block mechanism | |
| CN202079726U (en) | Mechanism for twice die opening and twice core pulling | |
| CN104985758A (en) | Injection mold capable of preventing product from being damaged under pulling | |
| CN203210628U (en) | Dog-leg cam oblique inner core pulling mechanism of injection mold | |
| CN203973962U (en) | A kind of injection mold | |
| CN202952425U (en) | Slide block exiting mechanism | |
| CN203697414U (en) | Lifter de-molding stopping device of injection mould | |
| CN202656431U (en) | Mechanism for removing slide blocks of injection mold from inverted clampers | |
| CN207207009U (en) | A kind of secondary ejecting mechanism of injection mold | |
| CN202011094U (en) | Bumper ejection speeding up mechanism | |
| CN110406044A (en) | Loose core of oil cylinder retreating prevention mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20140708 |
|
| EXPY | Termination of patent right or utility model |