CN207388220U - A kind of ejecting mechanism of injection mold - Google Patents
A kind of ejecting mechanism of injection mold Download PDFInfo
- Publication number
- CN207388220U CN207388220U CN201720322053.4U CN201720322053U CN207388220U CN 207388220 U CN207388220 U CN 207388220U CN 201720322053 U CN201720322053 U CN 201720322053U CN 207388220 U CN207388220 U CN 207388220U
- Authority
- CN
- China
- Prior art keywords
- mandril
- slot
- plate
- jacking block
- striker
- 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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Abstract
The utility model discloses a kind of ejecting mechanisms of injection mold, including bottom plate, ejector retainner plate, mandril, striker and jacking block, the bottom plate includes upper plate and lower plate, upper plate and lower plate are bolted to connection, and straight slot is offered on upper plate, lower slot is offered in lower plate, straight slot and the cooperation of lower slot form storage tank, it is all provided on straight slot and lower slot there are two half slot, the half slot cooperation of straight slot and lower slot forms bearing groove, shaft is equipped between bearing groove；The utility model by striker stress pushing rod, mandril ejection speed is more than the ejection speed of existing flat thimble, so that the product that mold is not completely disengaged during flat thimble ejection for the first time smoothly demoulds, compression spring mitigates the movement of mandril and mandril is promoted to accelerate self-return, the connection relation between mandril and jacking block can be greatly increased by the effect of connecting pole simultaneously, so that mandril is connected more stable and firm with jacking block, the using effect of ejecting mechanism is greatly improved.
Description
Technical field
The utility model is related to injection mold fields, are specifically a kind of ejecting mechanism of injection mold.
Background technology
In the design production process of injection mold, people are in order to enabling the injecting products of mold to realize quickly
The demoulding, product will be ejected from mold in the mandril in ejecting mechanism, so as to complete the work of the fast demoulding of product,
Existing mandril all can add jacking block during use in the end of mandril, so as to increase when by product ejection die
With the conflict area of product, and the connection relation of its mandril and jacking block and top plate is not often very unstable in existing mold
It is fixed, and generate it is unnecessary rock, so as to influence the quality of production；After completing once to fill, ejector retainner plate exists mold simultaneously
Start to do ascending motion under the promotion of injection molding machine push rod, product is the flat thimble ejection being arranged on ejector retainner plate, so as to complete
Work is demoulded, but when mold has the deeper position of bone and larger required knockout press, in once ejecting, there are no energy for product
Mold is enough completely disengaged, at this moment just need hand ejection or needs to increase the ejection stroke of ejecting mechanism, this just makes mold not
It can preferably realize automation or add mold overall structure.
Utility model content
The purpose of this utility model is to provide a kind of ejecting mechanism of injection mold, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution：
A kind of ejecting mechanism of injection mold, including bottom plate, ejector retainner plate, mandril, striker and jacking block, the bottom plate includes upper
Plate and lower plate, upper plate and lower plate are bolted to connection, and straight slot is offered on upper plate, offer lower slot in lower plate, straight slot and
Lower slot cooperation forms storage tank, is all provided on straight slot and lower slot there are two half slot, the half slot cooperation of straight slot and lower slot forms axis
Slot is held, shaft is equipped between bearing groove, shaft end is arranged with bearing, and bearing is mounted on inside bearing groove, and shaft, which is arranged with, to be added
Speed top；The lower slot right side opening is equipped with spring groove, and compression spring is equipped in spring groove, compresses the upper and lower ends of spring respectively with adding
Speed top right end bottom is fixedly connected with bearing trench bottom；Further, the upper and lower ends of the compression spring pass through bolt respectively
With top right end bottom and bearing trench bottom is accelerated to be fixedly connected；The bottom plate is fixedly arranged above ejector retainner plate, is offered on ejector retainner plate
Mandril slideway and striker slideway, interior slide of mandril slideway are equipped with mandril, are slided in striker slideway equipped with striker；The end of the mandril
End is equipped with jacking block.
Further, it is described that top left and right ends is accelerated to offer ejector pin contact portion and striker rods contacts portion, ejector pin contact respectively
Air line distance between portion and shaft is more than the air line distance between striker rods contacts portion and shaft.
Further, the mandril lower end is abutted with ejector pin contact portion, and striker is with striker rods contacts portion with abutting.
Further, one end that the jacking block is connected with mandril is equipped with to install the connecting hole of mandril, and jacking block is even
The opening for connecing hole is equipped with hexagon link slot, and being equipped on mandril towards jacking block one end side wall can be with hexagon link slot end face
Inconsistent connecting end surface is additionally provided with and the corresponding connecting pole of connecting hole towards one end end face of jacking block on mandril.
Further, it is additionally provided with fastening bolt on the jacking block.
Compared with prior art, bottom plate is divided into upper plate by this practicality and lower plate is convenient with changing acceleration top and other parts；It hits
Pin stress pushing rod, mandril ejection speed is more than the ejection speed of existing flat thimble, so that not having during flat thimble ejection for the first time
There is the product for completely disengaging mold smoothly to demould, compression spring mitigates the movement of mandril and mandril is promoted to accelerate self-return, more
Good realizes demoulding work；The connection relation between mandril and jacking block can be greatly increased by the effect of connecting pole so that
Mandril is connected more stable and firm with jacking block, can all greatly improve the using effect of ejecting mechanism, the mold greatly reinforced
Performance；When in by the connecting hole of connecting pole insertion jacking block, the connecting end surface for being arranged on mandril side wall will be with six
The side wall of side shape link slot is inconsistent, and this makes it possible to also can be effective while the connection relation of jacking block and mandril is increased
Prevent that jacking block from rotating or deflection on mandril.
Description of the drawings
Fig. 1 is the structure diagram of the ejecting mechanism of injection mold.
Fig. 2 be injection mold ejecting mechanism in upper plate structure diagram.
Fig. 3 be injection mold ejecting mechanism in lower plate structure diagram.
Fig. 4 be injection mold ejecting mechanism in jacking block structure diagram.
Specific embodiment
The technical solution of this patent is described in more detail With reference to embodiment.
- 4 are please referred to Fig.1, a kind of ejecting mechanism of injection mold, including bottom plate 1, ejector retainner plate 5, mandril 6, striker 7 and top
Block 8, the bottom plate 1 include upper plate 11 and lower plate 12, and upper plate 11 and lower plate 12 are bolted to connection, are offered on upper plate 11
Straight slot 201, lower slot 202 is offered in lower plate 12, and straight slot 201 and the cooperation of lower slot 202 form storage tank 2, straight slot 201 and lower slot
It is all provided on 202 there are two half slot, the half slot cooperation of straight slot 201 and lower slot 202 forms bearing groove 21, set between bearing groove 21
There is shaft 3,3 end of shaft is arranged with bearing 31, and bearing 31 is mounted on inside bearing groove 21, and shaft 3 is arranged with acceleration top 4, adds
4 left and right ends of speed top offer ejector pin contact portion 41 and striker rods contacts portion 42 respectively, straight between ejector pin contact portion 41 and shaft 3
Linear distance is more than the air line distance between striker rods contacts portion 42 and shaft 3；202 right side opening of lower slot is equipped with spring groove 51,
Compression spring 5 is equipped in spring groove 51, compresses the upper and lower ends of spring 5 respectively with accelerating to push up 21 bottom of 4 right end bottoms and bearing groove
Portion is fixedly connected；Further, the upper and lower ends of the compression spring 5 are respectively by bolt with accelerating 4 right end bottoms of top and axis
21 bottom of slot is held to be fixedly connected；This practicality divides bottom plate 1 conveniently accelerates top 4 and other parts for upper plate 11 and lower plate 12 with changing；
The bottom plate 1 is fixedly arranged above ejector retainner plate 5, offers mandril slideway 51 and striker slideway 52 on ejector retainner plate 5, in mandril slideway 51
It slides and is equipped with mandril 6, slided in striker slideway 52 and be equipped with striker 7,6 lower end of mandril is abutted with ejector pin contact portion 41, and striker 7 is with hitting
Pin contact site 42 is with abutting；7 stress pushing rod 6 of striker, mandril 6 eject the ejection speed that speed is more than existing flat thimble, so as to
The product for not completely disengaging mold during flat thimble ejection for the first time is made smoothly to demould, compression spring 5 mitigates the movement of mandril 6 simultaneously
Mandril 6 is promoted to accelerate self-return, preferably realizes demoulding work；The end of the mandril 6 is equipped with jacking block 8, jacking block 8 and top
One end that bar 6 is connected is equipped with to install the connecting hole 81 of mandril 6, and jacking block 8 is equipped with hexagon in the opening of connecting hole 81
Link slot 82, being equipped with towards 8 one end side wall of jacking block on mandril 6 can be with the inconsistent connecting end surface in 82 end face of hexagon link slot
61, on mandril 6 towards one end end face of jacking block 8 be additionally provided with 81 corresponding connecting pole 62 of connecting hole, pass through connecting pole 62
Effect can greatly increase the connection relation between mandril 6 and jacking block 8 so that mandril 6 was connected with jacking block 8 more stablizes jail
Gu it can all greatly improve the using effect of ejecting mechanism, the performance of the mold greatly reinforced；It is inserted by connecting pole 62
When in the connecting hole 81 of jacking block 8, the connecting end surface 61 for being arranged on 6 side wall of mandril will be with the side wall phase of hexagon link slot 82
It contradicts, this makes it possible to also can effectively prevent jacking block 8 in mandril 6 while the connection relation of jacking block 8 and mandril 6 is increased
On rotate or deflection, fastening bolt 83 is additionally provided on jacking block 6.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from the knowledge that one skilled in the relevant art possesses
It makes a variety of changes.
Claims (5)
1. a kind of ejecting mechanism of injection mold, including bottom plate, ejector retainner plate, mandril, striker and jacking block, which is characterized in that described
Bottom plate includes upper plate and lower plate, and upper plate and lower plate are bolted to connection, straight slot offered on upper plate, is offered down in lower plate
Slot, straight slot and the cooperation of lower slot form storage tank, are all provided on straight slot and lower slot there are two half slot, and the half slot of straight slot and lower slot is matched somebody with somebody
It closes and forms bearing groove, shaft is equipped between bearing groove, shaft end is arranged with bearing, and bearing is mounted on inside bearing groove, shaft
It is arranged with acceleration top；The lower slot right side opening is equipped with spring groove, and compression spring is equipped in spring groove, compresses the upper and lower ends of spring
Respectively with top right end bottom and bearing trench bottom is accelerated to be fixedly connected；Further, the upper and lower ends difference of the compression spring
By bolt with top right end bottom and bearing trench bottom is accelerated to be fixedly connected；The bottom plate is fixedly arranged above ejector retainner plate, ejector retainner plate
On offer mandril slideway and striker slideway, slided in mandril slideway and be equipped with mandril, slided in striker slideway and be equipped with striker；It is described
The end of mandril is equipped with jacking block.
2. the ejecting mechanism of injection mold according to claim 1, which is characterized in that described to accelerate top left and right ends difference
Offer ejector pin contact portion and striker rods contacts portion, the air line distance between ejector pin contact portion and shaft be more than with striker rods contacts portion with
Air line distance between shaft.
3. the ejecting mechanism of injection mold according to claim 2, which is characterized in that the mandril lower end and ejector pin contact
Portion abuts, and striker is with striker rods contacts portion with abutting.
4. the ejecting mechanism of injection mold according to claim 3, which is characterized in that the jacking block was connected with mandril
One end is equipped with to install the connecting hole of mandril, and jacking block is equipped with hexagon link slot in the opening of connecting hole, direction on mandril
Jacking block one end side wall is equipped with can be with the inconsistent connecting end surface in hexagon link slot end face, towards one end end of jacking block on mandril
Face is additionally provided with and the corresponding connecting pole of connecting hole.
5. the ejecting mechanism of injection mold according to claim 1, which is characterized in that fastening is additionally provided on the jacking block and is inserted
Pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322053.4U CN207388220U (en) | 2017-03-30 | 2017-03-30 | A kind of ejecting mechanism of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322053.4U CN207388220U (en) | 2017-03-30 | 2017-03-30 | A kind of ejecting mechanism of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207388220U true CN207388220U (en) | 2018-05-22 |
Family
ID=62402767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720322053.4U Expired - Fee Related CN207388220U (en) | 2017-03-30 | 2017-03-30 | A kind of ejecting mechanism of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207388220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311556A (en) * | 2022-01-06 | 2022-04-12 | 宁波方正汽车模具股份有限公司 | Injection mold convenient to drawing of patterns |
-
2017
- 2017-03-30 CN CN201720322053.4U patent/CN207388220U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311556A (en) * | 2022-01-06 | 2022-04-12 | 宁波方正汽车模具股份有限公司 | Injection mold convenient to drawing of patterns |
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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 |
Granted publication date: 20180522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |