CN107283765A - Injection mold - Google Patents
Injection mold Download PDFInfo
- Publication number
- CN107283765A CN107283765A CN201710614144.XA CN201710614144A CN107283765A CN 107283765 A CN107283765 A CN 107283765A CN 201710614144 A CN201710614144 A CN 201710614144A CN 107283765 A CN107283765 A CN 107283765A
- Authority
- CN
- China
- Prior art keywords
- bullet
- cavity
- footstock
- fore
- preceding mould
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 36
- 239000007924 injection Substances 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of injection mold, it is related to Shooting Technique equipment technical field, including preceding mould and rear mold, product die cavity is provided between the preceding mould and the rear mold, Dan Ding mechanisms are installed in the preceding mould, the Dan Ding mechanisms include playing fore-set, the end face for playing fore-set collectively forms the cavity wall that the product die cavity is located at the preceding mould side with the preceding mould, the end of the bullet fore-set away from the product die cavity is fixed with bullet footstock, the reset pin with rear mold formation breaking face is fixed with the bullet footstock, elastic component is installed between the side and the preceding mould of the bullet footstock away from the product die cavity, the telescopic direction of the elastic component is consistent with the direction of motion of the rear mold.Injection mold of the present invention solves the technical problem of the preceding mould easy to stick of injecting products in the prior art, and injection mold of the present invention effectively solves the bad of the viscous preceding mould of product, improves the quality and yield of product.
Description
Technical field
The present invention relates to Shooting Technique equipment technical field, more particularly to a kind of injection mould with Qian Modanding mechanisms
Tool.
Background technology
Injection mold is a kind of instrument for producing plastic cement products, including is capable of the preceding mould and rear mold of folding, when rear mold is with before
After mould matched moulds, the product die cavity consistent with product structure is formed between rear mold and preceding mould, in injection, by the plastics of heated thawing
Product type intracavitary is injected into by injection machine high pressure, forming plastic cement product is obtained after cooling and solidifying.
When carrying out plastic cement products production, many plastic cement products are in injection molding, and mould before being sticked because of product causes product to become
Shape, pull, even product be bonded at before mould side.At present, the general mode for solving the glutinous preceding mould of product is typically on preceding mould increase bullet top
Mechanism, but which has significant limitation, and breaking face can be formed by being only limitted to bullet fore-set and rear mold, may be such that bullet fore-set energy
The product that enough breakings reset, i.e., can solve mould before product is sticked with hole, the isostructural product in hole by increase Dan Ding mechanisms
It is bad, still, have many products in itself without the structure such as hole, hole, then breaking face can not be formed by playing fore-set and rear mold so that
Playing fore-set can not reset, then the mould can not just set Qian Modanding mechanisms, so as to can not improve the glutinous preceding mould of such product not
It is good.
The content of the invention
For disadvantages described above, the technical problems to be solved by the invention are to provide a kind of injection mold, and this injection mold is very
It is good solve be not provided with hole, the isostructural product in hole it is glutinous before mould it is bad, before product is not bound on mould, it is to avoid product
Deform and pull, improve the quality and yield of product, while also improving the stability of mould.
In order to solve the above technical problems, the technical scheme is that：
A kind of injection mold, including preceding mould and rear mold, between the preceding mould and the rear mold be provided with product die cavity, it is described before
Dan Ding mechanisms are installed, the Dan Ding mechanisms include playing fore-set, and the end face of the bullet fore-set is collectively formed with the preceding mould in mould
The product die cavity is located at the cavity wall of the preceding mould side, and end of the bullet fore-set away from the product die cavity is fixed with bullet top
Seat, described to play the reset pin being fixed with footstock with rear mold formation breaking face, the bullet footstock is away from the product die cavity
Side and the preceding mould between elastic component is installed, the direction of motion one of the telescopic direction of the elastic component and the rear mold
Cause.
Wherein, the preceding mould be provided with front cavity, the rear mold be provided with rear cavity, the product die cavity be located at it is described before
Between die and the rear cavity；It is described bullet fore-set with it is described reset pin extend into the front cavity, it is described bullet fore-set with
The front cavity collectively forms the cavity wall of the product die cavity, and the reset pin forms the breaking face, institute with the rear cavity
Bullet footstock is stated to be located between the front cavity and the preceding mould.
Wherein, it is described to play the middle part that fore-set is fixed on the bullet footstock.
Wherein, the reset pin is provided with two, and the Central Symmetry that pin is resetted described in two relative to the bullet footstock is arranged on
The two ends for playing footstock.
Wherein, the elastic component is provided with two, and elastic component described in two is set relative to the Central Symmetry of the bullet footstock.
Wherein, the reset pin is inserted into the bullet footstock with one end that the bullet footstock is mutually fixed, the reset pin
It is fixed on by the alignment pin perpendicular with it on the bullet footstock.
Wherein, the bullet footstock is provided with dowel hole, and the reset pin is located at the correspondence positioning in the bullet footstock
The position of pin-and-hole is provided with the positioning cotter way linked up smoothly with the dowel hole, and the alignment pin is inserted in the alignment pin simultaneously
In hole and the positioning cotter way.
Wherein, the product die cavity is included to the extended cavity extended away from the rear cavity direction, the side of the bullet fore-set
Portion forms the side cavity wall of the extended cavity.
Wherein, the extended cavity is loop configuration, and the bullet fore-set is located on the inside of the ring of the extended cavity.
Wherein, the elastic component is stage clip.
Employ after above-mentioned technical proposal, the beneficial effects of the invention are as follows：
It is provided with product die cavity, preceding mould and pacifies because injection mold of the present invention includes preceding mould and rear mold, between preceding mould and rear mold
Equipped with Dan Ding mechanisms, Dan Ding mechanisms include the bullet fore-set that end face collectively forms product die cavity cavity wall with preceding mould, play fore-set away from production
The end of product die cavity is fixed with bullet footstock, plays the reset pin being fixed with footstock with rear mold formation breaking face, plays footstock away from production
The side of product die cavity is provided with elastic component.When carrying out injection die sinking, preceding mould is motionless, and rear mold is moved to the direction away from preceding mould,
Fore-set is played to move with rear mold together in the presence of elastic component, so as to which product is separated with preceding mould, mould before preventing product glutinous；
Product is being taken out, when rear mold is with preceding mould matched moulds, pin and rear mold formation breaking face are being resetted, so that compression elastic piece is answered footstock is played
Position, and then fore-set reset will be played so that play and product die cavity is formed between fore-set and rear mold, then carry out the production of next product.By
Above-mentioned operation principle understand, injection mold of the present invention solved on the premise of product structure is not changed, effectively be not provided with hole,
The technical problem of mould before the isostructural product in hole is glutinous, it is to avoid the deformation of product and pull, improves the quality of product；Produce simultaneously
Before product are not bound on mould, the stability of injection mold is also improved, the yield of product is improved.
In summary, injection mold of the present invention solves the technical problem of the preceding mould easy to stick of injecting products in the prior art, this
Invention injection mold effectively solves the bad of the viscous preceding mould of product, improves the quality and yield of product.
Brief description of the drawings
Fig. 1 is the structural representation of injecting products and die；
Fig. 2 is structural representation of the die with Dan Ding mechanisms of injection mold of the present invention；
Fig. 3 is the structural representation of injection mold of the present invention；
Fig. 4 is Fig. 3 A portions enlarged drawing；
In figure：10th, preceding mould, 12, front cavity, 20, rear mold, 22, rear cavity, 30, Dan Ding mechanisms, 32, play footstock, 34, bullet
Fore-set, 36, reset pin, 38, elastic component, 39, alignment pin, 40, product die cavity, 42, extended cavity.
Embodiment
With reference to the accompanying drawings and examples, the present invention is expanded on further.
The orientation being related in this specification is signal orientation shown in the drawings, only represents relative position relationship, no
Represent absolute position relationship.
As Fig. 1 and Fig. 3 jointly shown in, a kind of injection mold, including preceding mould 10 and rear mold 20, between preceding mould 10 and rear mold 20
Provided with the product die cavity 40 consistent with the shape and size of injecting products to be produced, Dan Ding mechanisms 30 are installed in preceding mould 10.This
Preferably, preceding mould 10 is provided with front cavity 12 to embodiment, and rear mold 20 is provided with rear cavity 22, and product die cavity 40 is arranged on front cavity
Between 12 and rear cavity 22.
As Fig. 2 and Fig. 4 jointly shown in, Dan Ding mechanisms 30 include play fore-set 34, play fore-set 34 end face and preceding mould 10 it is common
Constitute the cavity wall that product die cavity 40 is located at the preceding side of mould 10, present embodiment be hit by a bullet fore-set 34 extend into front cavity 12 and with preceding mould
Benevolence 12 collectively forms the cavity wall of product die cavity 40.Play end of the fore-set 34 away from product die cavity 40 and be fixedly connected with bullet footstock 32,
Present embodiment is hit by a bullet footstock 32 positioned between front cavity 12 and preceding mould 10, when current mould 10 is with 20 matched moulds of rear mold, plays footstock 32
Space is left between front cavity 12, when rear mold 20 and preceding 10 points of moulds of mould, the band of footstock 32 is played and moves fore-set 34 with rear mold
20 move to the direction of rear mold 20.Play and reset pin 36 is fixed with footstock 32, reset the bearing of trend of pin 36 with playing fore-set 34
Bearing of trend is consistent, resets pin 36 and is arranged on the position for being not provided with product die cavity 40, the end face for resetting pin 36 is formed with rear mold 20
Breaking face, i.e., after preceding mould 10 and the matched moulds of rear mold 20, the end face for resetting pin 36 is in contact with rear mold 20.Resetted in present embodiment
Pin 36 also extend into front cavity 12 and breaking face is formed between rear cavity 22.Play side of the footstock 32 away from product die cavity 40
Elastic component 38 is installed between preceding mould 10, the telescopic direction of elastic component 38 is consistent with the direction of motion of rear mold 20, in rear mold 20
During with preceding 10 points of moulds of mould, the bullet band of footstock 32 fore-set 34 of moving is promoted move to the direction of rear mold 20 from elastic component 38, so as to will produce
Product are lifted off front cavity 12, prevent product from sticking front cavity 12.
As Fig. 3 and Fig. 4 jointly shown in, present embodiment preferably play fore-set 34 be fixed on play footstock 32 centre.Enter
The preferred reset pin 36 of one step is provided with two, and two reset pin 36 and are arranged on bullet footstock 32 relative to the Central Symmetry for playing footstock 32
Both ends, i.e., two reset pins 36 are symmetrical to be arranged on the both sides for playing fore-set 34.Further preferred elastic component 38 also is provided with
Two, two elastic components 38 also relative to play footstock 32 Central Symmetry set, two elastic components 38 respectively be located at two reset pins 36 with
Play the position between fore-set 34.The setting of the two reset elastic components 38 of pin 36 and two, which ensure that, plays the stationarity that fore-set 34 is moved,
Prevent that playing fore-set 34 the bad of deflection occurs, can further improve the quality of product.
As Fig. 2 and Fig. 4 jointly shown in, reset pin 36 and be inserted into playing the one end mutually fixed of footstock 32 in bullet footstock 32, answered
Position pin 36 is fixed on bullet footstock 32 by the alignment pin 39 perpendicular with it.Present embodiment preferably plays footstock 32 provided with fixed
Position pin-and-hole, reset pin 36 be located at play footstock 32 in and correspondence dowel hole position provided with positioning cotter way, positioning cotter way with positioning
Pin-and-hole is linked up smoothly, and the pin-and-hole that common location pin 39 is inserted and is adapted with alignment pin 39, alignment pin are collectively forming with dowel hole
39 are inserted in pin-and-hole, i.e., alignment pin 39 is inserted in dowel hole and positioning cotter way simultaneously, so as to be fixed on pin 36 is resetted
Play on footstock 32.
As shown in figure 4, the preferred elastic component 38 of present embodiment is stage clip.Elastic component 38 is that stage clip is the excellent of present embodiment
Scheme is selected, because stage clip stability is good, service life is long, and cheap, elastic component 38 can also select rubber in actual applications
Glue or thermoplastic elastomer (TPE) etc., present embodiment are not limited herein.
Jointly shown with Fig. 4 as shown in Figure 1, Figure 2, injection mold of the present invention is particularly suitable for use in produce is not provided with hole or hole on product
Isostructural injecting products.As shown in figure 1, product die cavity 40 includes the extended cavity 42 extended to the direction away from rear cavity 22,
Play the side cavity wall of the sidepiece formation extended cavity 42 of fore-set 34.Extended cavity 42 is loop configuration in present embodiment, plays fore-set 34
On the inside of the ring of extended cavity 42, cavity wall on the inside of the ring of extended cavity 42 is formed.When injection completes die sinking, after product should be fitted in
Depart from front cavity 12, but the product position in actual production process in extended cavity 42 with the motion of rear mold 20 on die 22
Easily stick in front cavity 12, so that cause product to be pulled out of shape or damage, injection mold of the present invention bullet fore-set 34 in die sinking
Product in extended cavity 42 can be lifted off front cavity 12, effectively avoid product stick it is bad in front cavity 12, together
When the present invention by resetting pin 36 and rear cavity 22 formation breaking face, even if being not present so as to play between fore-set 34 and rear cavity 22
Breaking face, also ensure that bullet fore-set 34 can automatically reset in matched moulds again, thus effectively solve be not provided with hole or
The isostructural product in hole sticks the bad of front cavity, improves the quality and yield of product.
Present embodiment is only to carry out the invention structure of the vivid summary present invention by taking the product cavity structure shown in Fig. 1 as an example
Think, the product cavity structure of injection mold of the present invention is not limited to the structure of diagram in practical application, the structure of product die cavity is
It is adapted with product structure, therefore is not the invention main points of the present invention, injection mold of the present invention can be molded any one not
Product provided with hole or hole structure.
The present invention is not limited to above-mentioned specific embodiment, one of ordinary skill in the art from above-mentioned design,
Without performing creative labour, a variety of conversion made are within the scope of the present invention.
Claims (10)
1. injection mold, including preceding mould and rear mold, are provided with product die cavity, the preceding Mo Neian between the preceding mould and the rear mold
Equipped with Dan Ding mechanisms, the Dan Ding mechanisms include playing fore-set, it is characterised in that the end face of the bullet fore-set and the preceding mould are common
The cavity wall that the product die cavity is located at the preceding mould side is constituted, end of the bullet fore-set away from the product die cavity is fixed with bullet
The reset pin with rear mold formation breaking face is fixed with footstock, the bullet footstock, the bullet footstock is away from the product type
Elastic component, the direction of motion one of the telescopic direction of the elastic component and the rear mold are installed between the side of chamber and the preceding mould
Cause.
2. injection mold according to claim 1, it is characterised in that the preceding mould is provided with front cavity, the rear mold
Provided with rear cavity, the product die cavity is located between the front cavity and the rear cavity；The bullet fore-set and the reset pin
It extend into the front cavity, the bullet fore-set collectively forms the cavity wall of the product die cavity with the front cavity, described multiple
Position pin forms the breaking face with the rear cavity, and the bullet footstock is located between the front cavity and the preceding mould.
3. injection mold according to claim 2, it is characterised in that the bullet fore-set is fixed in the bullet footstock
Portion.
4. injection mold according to claim 3, it is characterised in that the reset pin is provided with two, and pin is resetted described in two
Central Symmetry relative to the bullet footstock is arranged on the two ends of the bullet footstock.
5. injection mold according to claim 3, it is characterised in that the elastic component is provided with two, elastic component described in two
Central Symmetry relative to the bullet footstock is set.
6. injection mold according to claim 2, it is characterised in that the reset pin plays footstock is mutually fixed one with described
End is inserted into the bullet footstock, and the reset pin is fixed on the bullet footstock by the alignment pin perpendicular with it.
7. injection mold according to claim 6, it is characterised in that the bullet footstock is provided with dowel hole, described multiple
The position that position pin is located at the correspondence dowel hole in the bullet footstock is provided with the alignment pin linked up smoothly with the dowel hole
Groove, the alignment pin is inserted in the dowel hole and the positioning cotter way simultaneously.
8. the injection mold according to claim 2 to 7 any claim, it is characterised in that the product die cavity includes
To the extended cavity extended away from the rear cavity direction, the sidepiece of the bullet fore-set forms the side cavity wall of the extended cavity.
9. injection mold according to claim 8, it is characterised in that the extended cavity is loop configuration, the bullet fore-set
On the inside of the ring of the extended cavity.
10. injection mold according to claim 2, it is characterised in that the elastic component is stage clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710614144.XA CN107283765A (en) | 2017-07-25 | 2017-07-25 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710614144.XA CN107283765A (en) | 2017-07-25 | 2017-07-25 | Injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107283765A true CN107283765A (en) | 2017-10-24 |
Family
ID=60103599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710614144.XA Pending CN107283765A (en) | 2017-07-25 | 2017-07-25 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107283765A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281460A (en) * | 2019-05-10 | 2019-09-27 | 厦门建霖健康家居股份有限公司 | A kind of hermetically sealed molding method of property of realization mould intraformational bed injection molding |
| CN113246387A (en) * | 2020-02-10 | 2021-08-13 | 周学军 | Injection mold |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371560Y (en) * | 2009-02-23 | 2009-12-30 | 福星塑胶模具(深圳)有限公司 | Injection mold front mold pre-demolding mechanism and injection mold |
| CN203496181U (en) * | 2013-08-16 | 2014-03-26 | 慈溪市精诚模具有限公司 | Front mold bouncing pin structure for preventing product from being adhered to front mold |
| CN203650839U (en) * | 2013-12-13 | 2014-06-18 | 鹰星精密工业（深圳）有限公司 | Structure enabling intra-mould injection moulding insert to be not adhered to front mould |
| CN205291496U (en) * | 2015-12-28 | 2016-06-08 | 浙江凯华模具有限公司 | Injection mold prevents die cavity side sticking ejection mechanism |
| CN205767311U (en) * | 2016-05-19 | 2016-12-07 | 杭州安费诺嘉力讯连接技术有限公司 | Novel mold knocking from up die mechanism |
| CN206230828U (en) * | 2016-12-07 | 2017-06-09 | 歌尔科技有限公司 | Injection mold |
| CN207059139U (en) * | 2017-07-25 | 2018-03-02 | 歌尔股份有限公司 | Injection mold |
-
2017
- 2017-07-25 CN CN201710614144.XA patent/CN107283765A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371560Y (en) * | 2009-02-23 | 2009-12-30 | 福星塑胶模具(深圳)有限公司 | Injection mold front mold pre-demolding mechanism and injection mold |
| CN203496181U (en) * | 2013-08-16 | 2014-03-26 | 慈溪市精诚模具有限公司 | Front mold bouncing pin structure for preventing product from being adhered to front mold |
| CN203650839U (en) * | 2013-12-13 | 2014-06-18 | 鹰星精密工业（深圳）有限公司 | Structure enabling intra-mould injection moulding insert to be not adhered to front mould |
| CN205291496U (en) * | 2015-12-28 | 2016-06-08 | 浙江凯华模具有限公司 | Injection mold prevents die cavity side sticking ejection mechanism |
| CN205767311U (en) * | 2016-05-19 | 2016-12-07 | 杭州安费诺嘉力讯连接技术有限公司 | Novel mold knocking from up die mechanism |
| CN206230828U (en) * | 2016-12-07 | 2017-06-09 | 歌尔科技有限公司 | Injection mold |
| CN207059139U (en) * | 2017-07-25 | 2018-03-02 | 歌尔股份有限公司 | Injection mold |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281460A (en) * | 2019-05-10 | 2019-09-27 | 厦门建霖健康家居股份有限公司 | A kind of hermetically sealed molding method of property of realization mould intraformational bed injection molding |
| CN110281460B (en) * | 2019-05-10 | 2024-03-22 | 厦门建霖健康家居股份有限公司 | Method for realizing full-sealing molding of in-mold interlayer injection molding |
| CN113246387A (en) * | 2020-02-10 | 2021-08-13 | 周学军 | Injection mold |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201020 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Applicant after: GoerTek Optical Technology Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Applicant before: GOERTEK Inc. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221116 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Applicant after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Applicant before: GoerTek Optical Technology Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171024 |