CN209794462U - Female die inclined pin demoulding mechanism - Google Patents
Female die inclined pin demoulding mechanism Download PDFInfo
- Publication number
- CN209794462U CN209794462U CN201920229751.9U CN201920229751U CN209794462U CN 209794462 U CN209794462 U CN 209794462U CN 201920229751 U CN201920229751 U CN 201920229751U CN 209794462 U CN209794462 U CN 209794462U
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- CN
- China
- Prior art keywords
- taper pin
- pin
- master model
- female die
- female
- 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
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
In order to solve the technical problem that the oblique key seat among the current master model taper pin demoulding mechanism can take place the installation interference with advancing gluey system of mould, the utility model provides a master model taper pin demoulding mechanism, including master model taper pin, spring, dog and taper pin seat, be provided with the core of shaping back-off on the lateral wall of master model taper pin, that the master model taper pin be arranged in installing in the master model tip with spring coupling for install that tip in public mould with the taper pin seat adopts unsmooth cooperation mode swing joint, the dog sets up in the side of master model taper pin, fixed mounting during the use in the master model, and with the lateral wall of master model taper pin adopts inclined plane complex mode swing joint. The utility model discloses a mode of dog and spring combination removes the drawing of patterns direction of control master model taper pin to set up the taper pin seat in public mould, not only can realize master model taper pin demoulding mechanism's normal drawing of patterns function, the taper pin seat can not take place to interfere with advancing gluey system again moreover.
Description
Technical Field
the utility model belongs to the technical field of the injection mold technique and specifically relates to a female mold taper pin demoulding mechanism who installs in injection mold is related to.
Background
In the demoulding process of general plastic parts, the inner wall has no barb angle and can be directly demoulded, and the inner side of the part has barbs, so that the demoulding is carried out by using an angle pin demoulding mechanism. The taper pin demoulding mechanism comprises a taper pin and a taper pin seat, wherein one end of the taper pin is provided with a forming mold core, the other end of the taper pin is fixed in the taper pin seat through a rotating shaft, a glue feeding system and even a hot runner glue feeding system are further installed in a female mold, if the taper pin is closer to the glue feeding system, the taper pin seat with larger size possibly interferes with the glue feeding system, so that the taper pin demoulding mechanism cannot be used, and the structure of the existing taper pin demoulding mechanism needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that optimize master model taper pin demoulding mechanism's structure to realize the purpose that the normal installation of master model taper pin demoulding mechanism in the master model was used.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
The side wall of the female die taper pin is provided with a mold core for forming an inverted buckle, the end part of the female die taper pin, which is used for being installed in the female die, is connected with the spring, the end part of the female die taper pin, which is used for being installed in a male die, is movably connected with the taper pin base in a concave-convex matching mode, and the stop block is arranged on the side surface of the female die taper pin, is fixedly installed in the female die during use and is movably connected with the side wall of the female die taper pin in an inclined plane matching mode.
The utility model discloses a during female mould taper pin demoulding mechanism used, the spring was fixed in the die plate, and female mould taper pin movable mounting is in the die plate, and the dog is fixed in the bottom of die core, and the taper pin seat is installed in the male mould. After the male die and the female die are assembled, the check block pushes the female die taper pin to the taper pin base, so that the female die taper pin and the taper pin base are connected into a whole in a concave-convex mode, after the male die and the female die are opened, the female die taper pin can be hung by the taper pin base in the initial time period and is kept still in the die opening direction, but moves towards the direction far away from a product, and along with the increase of the opening distance of the male die and the female die, the female die taper pin is completely separated from the taper pin base and continues to move along a preset angle under the action of the spring and the check block until the female die is.
Furthermore, a chute is arranged on the side wall of the female die taper pin, the stop block is provided with a slanting wedge positioned in the chute, and the slanting wedge is movably connected with the chute in a slope matching manner.
Further, a first hole groove for mounting the spring is formed in the end part, mounted in the female die, of the female die angle pin.
The female die inclined pin demoulding mechanism further comprises a pressing block, the pressing block is located at one end, opposite to the inclined pin seat, of the female die inclined pin, and a hole groove II used for installing a spring is formed in the pressing block.
Furthermore, the top of the female die taper pin is provided with a groove, and the taper pin seat is provided with a convex block inserted into the groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mode of dog and spring combination removes the drawing of patterns direction of control master model taper pin to set up the taper pin seat in public mould, not only can realize master model taper pin demoulding mechanism's normal drawing of patterns function, the taper pin seat can not take place to interfere with advancing gluey system again moreover.
Drawings
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is an assembled view of an injection mold in an embodiment;
FIG. 2 is a front view of an exemplary embodiment of a skew pin stripper mechanism for a female mold;
FIG. 3 is a front view of an exemplary embodiment of a skew pin stripper mechanism for a female mold;
FIG. 4 is a front view of an exemplary embodiment of a skew pin stripper mechanism for a female mold;
FIG. 5 is a perspective view of an ejector mechanism for an oblique pin of a female mold in an embodiment.
Detailed Description
the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, the injection mold includes a male mold 20 and a female mold 10, the female mold 10 includes a pallet 11, a female mold plate 12 and a female mold core 13, the male mold 20 includes a male mold plate 21 and a male mold core 22, and a cavity is formed between the female mold core 13 and the male mold core 22. The injection mold is provided with a female mold taper pin demolding mechanism, the mechanism comprises a female mold taper pin 31, a spring 32, a stop block 33 and a taper pin base 34, a mold core for molding back-off is arranged on the side wall of the female mold taper pin 31, the mold core is positioned in a mold cavity after mold closing, the spring 32 is fixedly arranged in the female mold plate 12, one end part of the female mold taper pin 31 is connected with the spring 32, the other end part of the female mold taper pin 31 is movably connected with the taper pin base 34 fixed in the male mold core 22 in a concave-convex matching mode, and the stop block 33 is fixed in the female mold core 13, positioned on the side surface of the female mold taper pin 31 and movably connected with the side wall of the female mold taper.
Referring to fig. 2, after the male and female molds 10 are closed, the stopper 33 pushes the female mold taper pin 31 to the taper pin holder 34, so that the female mold taper pin 31 and the taper pin holder 34 are connected into a whole in a concave-convex manner; referring to fig. 3, after the male and female molds 10 are opened, the female mold taper pin 31 is caught by the taper pin holder 34 in the initial period of time, and remains stationary in the mold opening direction, but moves in the direction away from the product; referring to fig. 4, as the opening distance of the male and female molds 10 increases, the mold cavity taper pin 31 is completely separated from the taper pin seat 34, and continues to move along a predetermined angle under the action of the spring 32 and the stopper 33 until the complete withdrawal of the undercut to complete the demolding.
the inclined groove 311 is arranged on the side wall of the female die inclined pin 31, the stop block 33 is provided with the inclined wedge 331 positioned in the inclined groove 311, the inclined wedge 331 is movably connected with the inclined groove 311 in an inclined surface matching mode, the inclined groove 311 is arranged on the female die inclined pin 31, the whole volume of the demoulding mechanism can be reduced, and the space occupation of the demoulding mechanism in a mould is reduced.
Referring to fig. 5, the female mold taper pin 31 is provided with a groove 312 corresponding to the taper pin seat 34, the taper pin seat 34 is provided with a projection 341 inserted into the groove 312, and the groove 312 is provided on the female mold taper pin 31, so that the overall volume of the demolding mechanism can be reduced, and the space occupation of the demolding mechanism in the mold can be reduced. The end of the female die taper pin 31 installed in the female die 10 is provided with a first hole groove 313, and the spring 32 is installed in the first hole groove 313, so that the relative displacement between the spring 32 and the female die taper pin 31 can be prevented, and the smooth operation of the female die taper pin 31 in the demoulding process is ensured.
Furthermore, the female die inclined pin demoulding mechanism further comprises a pressing block 35, the pressing block 35 is located at one end, opposite to the inclined pin seat 34, of the female die inclined pin 31, a second hole groove 351 is formed in the pressing block 35, and the spring 32 is installed in the second hole groove 351 to prevent the spring 32 and the pressing block 35 from being displaced relatively.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The demolding mechanism for the female die inclined pin is characterized by comprising a female die inclined pin (31), a spring (32), a stop block (33) and an inclined pin seat (34), wherein a mold core for molding and reversing is arranged on the side wall of the female die inclined pin (31), the end of the female die inclined pin (31) installed in a female die (20) is connected with the spring (32), the end of the female die inclined pin installed in a male die (10) is movably connected with the inclined pin seat (34) in a concave-convex matching mode, and the stop block (33) is arranged on the side surface of the female die inclined pin (31), is fixedly installed in the female die (20) during use and is movably connected with the side wall of the female die inclined pin (31) in an inclined surface matching mode.
2. The female diagonal pin demoulding mechanism according to claim 1, wherein the side wall of the female diagonal pin (31) is provided with a chute (311), the stop block (33) is provided with a wedge (331) positioned in the chute (311), and the wedge (331) is movably connected with the chute (311) in a bevel fit manner.
3. The ejector mechanism of claim 1, wherein the end of the master taper pin (31) mounted in the master (20) is provided with a first hole (313) for mounting the spring (32).
4. The master oblique pin demoulding mechanism according to claim 1, further comprising a pressing block (35), wherein the pressing block (35) is positioned at one end of the master oblique pin (31) opposite to the oblique pin seat (34), and a second hole groove (351) for installing a spring (32) is arranged in the pressing block (35).
5. The ejector mechanism of claim 1, wherein the female taper pin (31) is provided with a groove (312) corresponding to the taper pin, and the taper pin holder (34) is provided with a projection (341) inserted into the groove (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229751.9U CN209794462U (en) | 2019-02-22 | 2019-02-22 | Female die inclined pin demoulding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229751.9U CN209794462U (en) | 2019-02-22 | 2019-02-22 | Female die inclined pin demoulding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209794462U true CN209794462U (en) | 2019-12-17 |
Family
ID=68822560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920229751.9U Expired - Fee Related CN209794462U (en) | 2019-02-22 | 2019-02-22 | Female die inclined pin demoulding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209794462U (en) |
-
2019
- 2019-02-22 CN CN201920229751.9U patent/CN209794462U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |