CN106965383A - It is a kind of be stripped by force it is secondary open in take out method - Google Patents
It is a kind of be stripped by force it is secondary open in take out method Download PDFInfo
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- CN106965383A CN106965383A CN201710194362.2A CN201710194362A CN106965383A CN 106965383 A CN106965383 A CN 106965383A CN 201710194362 A CN201710194362 A CN 201710194362A CN 106965383 A CN106965383 A CN 106965383A
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- movable block
- pin
- base
- demoulding
- trend
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Classifications
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- 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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses it is a kind of be stripped by force it is secondary open in take out method, comprise the following steps：Base is descending：Base is fixed with lower template, is moved downward with lower template；Base is horizontal base dovetail groove provided with bearing of trend；Lower movable block is descending：Lower movable block dovetail key is provided with below lower movable block, lower movable block dovetail key is adapted in base dovetail groove, can be slided along the bearing of trend of dovetail groove；Pin is descending：The position of pin and lower movable block is relatively fixed, along the bearing of trend of lower movable block it is descending after, separated with product；The strong demoulding：Realize the local demoulding of first time in the strong demoulding part of product；The conventional demoulding：Lower movable block drives upper movable block along base dovetail groove transverse shifting, movable block is separated with product, so as to realize secondary overall demoulding.The beneficial effects of the invention are as follows：There is provided it is a kind of be stripped by force it is secondary open in take out method, the formerly local strong demoulding can be applicable again on the production of the overall conventional demoulding.
Description
Technical field
The invention belongs to plastic mould field, the secondary of specifically a kind of strong demoulding of plastic-injection product opens the interior side of taking out
Method.
Background technology
The production method of plastic cement products has a blow moulding and injection moulding, and blow moulding, entity knot are used the product of hollow-core construction more
Injection moulding being used the product of structure more.For Shooting Technique, the simple products demoulding is more convenient, it is only necessary to open mould taking-up
Product, and the demoulding of complex product is relative just more complicated.In materials such as some materials elasticity larger PVC, PE, PP
On product, the part of product has the jog of small size, if specially designing demolding structure, mould for each concavo-convex position
Overall structure it is too fat to move with regard to too complex, cost is high.It is therefore desirable in the insignificant concavo-convex position in part, by molded
The elasticity of material itself, the part-structure of product large-size is pulled isolate by force out of corresponding mould of the reduced size
Come.Chinese patent literature CN205870956U, " the strong demoulding lamps structure of casing back-off structure " is disclosed on January 1st, 2017,
The casing includes the multiple fixed columns set along edge, and the top of each fixed column has the back-off that two back spans are set
Post, the end of the back-off post is barb-like back-off portion, and this, which is stripped by force lamps structure, includes being placed in the two of fixed column both sides to be formed
First mold insert, and it is placed in the second mold insert of fixed top end to be formed；Every one first mold insert have with corresponding back-off post and
The cavity structure that the fixation post shapes of respective side match；Second mold insert includes the connecting portion being connected on corresponding mould bases panel
And the core part that can be inserted between two back-off posts to be formed.The program is relatively easy, it is impossible to meet some both needs it is local strong
The demoulding needs the production of the product of the overall conventional demoulding again.
The content of the invention
The technical problem to be solved in the invention is that existing strong release method, which can not be useful in, had both needed the local strong demoulding
Need the production of the product of the overall conventional demoulding again, thus provide it is a kind of be stripped by force it is secondary open in take out method, can be useful in
The first local strong demoulding is again on the production of the overall conventional demoulding.
To achieve these goals, the present invention is adopted the following technical scheme that：It is a kind of be stripped by force it is secondary open in take out method, wrap
Include following steps：
Base is descending：Base is fixed with lower template, is moved downward with lower template；Base is horizontal base provided with bearing of trend
Dovetail groove；
Lower movable block is descending：Lower movable block dovetail key is provided with below lower movable block, lower movable block dovetail key is in base dovetail groove
Adaptation, can be slided along the bearing of trend of dovetail groove；
Pin is descending：The position of pin and lower movable block is relatively fixed, along the bearing of trend of lower movable block it is descending after, with product point
From；
The strong demoulding：Realize the local demoulding of first time in the strong demoulding part of product；
The conventional demoulding：Lower movable block drives upper movable block along base dovetail groove transverse shifting, movable block is separated with product, from
And realize secondary overall demoulding；
Wherein, wherein, upper movable block is located at the top of lower movable block bearing of trend, provided with being moved along upper movable block in upper movable block
The pin through hole of direction extension, what pin was adapted to is socketed in pin through hole；The extension of upper movable block and lower movable block in pin
On direction can the division in setpoint distance, the distance is socketed in length in pin through hole not less than pin；Upper movable block it is upper
The shape adaptation of the strong de-molding position at end, the upper end of pin and product.
In the technical program, a base is designed with, base is fixed in lower template, can be with the folding of lower template
Lifting.Horizontal track is designed with base, can be level to either because of the level of approximation direction depending on design.Track
For the structure direction along ng a path movement above base, its up effect is limited while also to be played to the structure in conductor rail road,
Therefore using the secondary attachment structure of dovetail keyway.Include lower movable block, lower movable block by what keyway arrangements were connected on base
Lower end can rely on keyway arrangements transverse shifting on base, and upper end connects upper movable block by position-limit mechanism, makes movable block can
To limit in the vertical direction apart from interior and lower movable block division.Pin is devised on lower movable block, pin is usually rod member,
And pin through hole is devised on upper movable block, the bearing of trend of pin and pin through hole is the moving direction of upper movable block, on
Movable block is socketed on pin by pin through hole, movable block is moved along pin bearing of trend, and the mobile limit
Position is determined by position-limit mechanism.The position connection being stripped by force the need for the upper end and product of the upper end of pin and upper movable block.When
During die sinking, base is descending with lower template, and lower movable block is limited because of keyway arrangements, also descending with base, pin DL synchronization, first
The strong demoulding with product is partially separated, and then upper movable block is realized strong under the leading of lower movable block with the strong demoulding part of product
The demoulding, finally, the remainder of product just can be routinely stripped.
Preferably, the lower end of upper movable block and the lower end of upper movable block, matching is respectively designed with along pin bearing of trend
Dovetail groove and key, and the depth of groove and the difference in height of key are socketed in length in pin through hole not less than pin, make key in groove
Depth bounds in it is movable.This programme devises dovetail keyway structure to connect the upper of the lower end of upper movable block and lower movable block
End, and key moveable position on the depth direction of groove should depart from the length of product not less than pin.Thus pass through dovetail
Sunk key structure limits range of movement of the movable block along pin bearing of trend.
Preferably, also including rear movable block；The bearing of trend of base dovetail groove has angle of inclination with horizontal direction；After live
Motion block is located at the relatively low sides adjacent of upper movable block and lower movable block, and is relatively fixed with upper movable block position；Movable block can afterwards
Moved in base dovetail groove bearing of trend and above-below direction；After the strong demoulding terminates, in conventional ejection phase, rear movable block with it is upper
Movable block makes movable block be separated with product simultaneously along base dovetail groove transverse shifting.At some because design reasons will be, it is necessary to will
The bearing of trend of base dovetail groove is designed as having in the structure of angle with horizontal direction, and upper movable block lacks lateral with lower movable block
Support, it is therefore necessary to be further added by rear movable block, neighbour upper movable block and lower movable block are placed in the relatively low of base dovetail groove
Side, is that upper movable block and lower movable block provide support.In actual applications, the upper end of rear movable block can be contacted with product
Conventional mold portion or discord product contact simple supporting construction.
In summary, the beneficial effects of the invention are as follows：There is provided it is a kind of be stripped by force it is secondary open in take out method, can be applicable
The formerly local strong demoulding is again on the production of the overall conventional demoulding.
Brief description of the drawings
Fig. 1 is the structural representation before the motion of the present invention.
Fig. 2 is the post exercise structural representation of the present invention.
Fig. 3 is Fig. 1 exploded sketch.
Fig. 4 is the diagrammatic cross-section along pin axial direction.
Fig. 5 is the enlarged diagram before componental movement in Fig. 4 circle.
Fig. 6 is the enlarged diagram after componental movement in Fig. 4 circle.
Wherein：1 base, 2 base dovetail grooves, 3 times movable blocks, 4 times movable block dovetail keies, 5 pins, 6 products, activity on 7
Block, 8 pin through holes, movable block after 9.
Embodiment
The present invention will be further described with embodiment below in conjunction with the accompanying drawings.This example for it is a kind of be stripped by force two
It is secondary open in take out method, using in the Shooting Technique for needing the strong demoulding and the conventional demoulding at the same time.
As shown in Figure 1, Figure 3, this example has a base 1, is connected in lower template, can be moved with lower template above-below direction.
Base is provided with horizontal base dovetail groove 2, and the bearing of trend of the groove is slightly higher for front, and rear is lower slightly.The lower end of lower movable block 3
Provided with lower movable block dovetail key 4, and by keyway annexation, allow lower movable block on base along base dovetail groove
Bearing of trend is moved forward and backward.The bearing of trend of lower movable block is designed with a dovetail groove in its upper end to retreat upwards and slightly.
The bearing of trend of upper movable block 7 and lower movable block are completely the same, and upper movable block lower end matching be designed with a dovetail key,
The dovetail key can upwards be moved, depth of the movement locus by dovetail groove in the dovetail groove of lower movable block front lower to back upper place
Degree limitation.It is an elongated rod member that lower movable block is also provided with the pin in pin 8, this example along the bearing of trend of oneself.Upper work
Motion block is corresponding to be provided with pin through hole, pin is passed through pin through hole, and interiors of products is stretched into upper end, forms product and is stripped part by force
Internal model.Accordingly, upper movable block can be that front lower-back upper place is moved up in the bearing of trend of pin, and upper movable block
Upper end is contacted with product, and turns into the external mold that product is stripped by force part.As shown in Figure 4 and Figure 5, in this example, the strong of product takes off
Mould part is the connection mouth that a forward downward stretches out, and the mouthpiece of lower end is more bigger than the neck that top connects product main body, in mould
In the state of tool closure, pin is stretched into inside connection mouth, the outside for being enclosed in connection mouth of the portion of upper movable block tightly.
Upper movable block and displacement of the lower movable block in dovetail groove key range, more than pin out of connection mouth it is descending and separate away from
From.The rear for being located at lower movable block and upper movable block that movable block is close to afterwards, lower section has detent mechanism can be with base dovetail groove
Matching, can move forward and backward in the bearing of trend of base dovetail groove, can also be moved up and down with lower template.Movable block is to upper work afterwards
Motion block and lower movable block play a part of skewed horizontal load, and the upper end of rear movable block also constitutes a part for mould, normal with product
Rule demoulding region contact.
This example it is a kind of be stripped by force it is secondary open in take out method, comprise the following steps：
Base is descending：Base is moved downward with lower template；
Lower movable block is descending：Lower activity is descending with base, the distance between movable block and lower movable block is increased to limit
Fixed maximum, i.e., the upper end of the dovetail groove for the lower movable block that the dovetail key of upper movable block is moved to；
Pin is descending：The position of pin and lower movable block is relatively fixed, with lower movable block it is descending after, taken out from the connection mouth of product
Go out, separated with product；Partial enlarged drawing now near connection mouth is as shown in Figure 6；
The strong demoulding：The strong demoulding part of product is to connect mouth point to force to separate with the corresponding part of upper contiguous block, realizes first
The secondary local demoulding；
The conventional demoulding：Lower movable block drives upper movable block along movable block after base dovetail groove forward and up transverse shifting, and drive
Synchronizing moving, remaining for making movable block, rear movable block is separated with the part that product is contacted with product, makes to realize second
The overall demoulding；Overall structure now is as shown in Figure 2.
Claims (3)
1. it is a kind of be stripped by force it is secondary open in take out method, it is characterized in that, comprise the following steps：
Base（1）It is descending：Base is fixed with lower template, is moved downward with lower template；Base is horizontal provided with bearing of trend
Base dovetail groove（2）；
Lower movable block（3）It is descending：Lower movable block dovetail key is provided with below lower movable block（4）, lower movable block dovetail key is in base swallow
It is adapted to, can be slided along the bearing of trend of dovetail groove in stern notch；
Pin（5）It is descending：The position of pin and lower movable block is relatively fixed, along the bearing of trend of lower movable block it is descending after, with production
Product（6）Separation；
The strong demoulding：Realize the local demoulding of first time in the strong demoulding part of product；
The conventional demoulding：Lower movable block drives upper movable block（7）Along base dovetail groove transverse shifting, make movable block and product point
From so as to realize secondary overall demoulding；
Wherein, upper movable block is located in the top of lower movable block bearing of trend, upper movable block and is provided with along the upper movable block direction of motion
The pin through hole of extension（8）, what pin was adapted to is socketed in pin through hole；Upper movable block is with lower movable block in the extension side of pin
Upwards can the division in setpoint distance, the distance is socketed in length in pin through hole not less than pin；The upper end of upper movable block,
The upper end of pin and the shape adaptation of the strong de-molding position of product.
2. it is according to claim 1 it is a kind of be stripped by force it is secondary open in take out method, it is characterized in that, the lower end of upper movable block with
The lower end of upper movable block, the dovetail groove and key of matching, and the depth and the height of key of groove are respectively designed with along pin bearing of trend
Difference departs from the length of product not less than pin, makes key movable in the depth bounds of groove.
3. it is according to claim 1 or 2 it is a kind of be stripped by force it is secondary open in take out method, it is characterized in that, in addition to rear activity
Block（9）；The bearing of trend of base dovetail groove has angle of inclination with horizontal direction；Movable block is located at upper movable block and lower movable block afterwards
Relatively low sides adjacent, and be relatively fixed with upper movable block position；Movable block can in base dovetail groove bearing of trend and up and down afterwards
Move in direction；After the strong demoulding terminates, in conventional ejection phase, rear movable block is simultaneously horizontal along base dovetail groove with upper movable block
It is mobile, movable block is separated with product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194362.2A CN106965383A (en) | 2017-03-28 | 2017-03-28 | It is a kind of be stripped by force it is secondary open in take out method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194362.2A CN106965383A (en) | 2017-03-28 | 2017-03-28 | It is a kind of be stripped by force it is secondary open in take out method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106965383A true CN106965383A (en) | 2017-07-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710194362.2A Pending CN106965383A (en) | 2017-03-28 | 2017-03-28 | It is a kind of be stripped by force it is secondary open in take out method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106965383A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859018A (en) * | 2018-05-25 | 2018-11-23 | 宁波方正汽车模具股份有限公司 | Double strong stripper members of adjusting set cover half |
| CN113021799A (en) * | 2021-03-08 | 2021-06-25 | 上海铭嵌模塑科技有限公司 | Injection mold with perforating and demolding mechanism |
| CN113771313A (en) * | 2021-09-15 | 2021-12-10 | 广东东亚电器有限公司 | Forming die and injection molding machine for automobile injection molding part with deep bone position |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3211910C1 (en) * | 1982-03-31 | 1983-05-19 | Eugen 7101 Abstatt Traub | Process and apparatus for producing foam moulded parts, in particular insulating boards |
| CN204367327U (en) * | 2014-12-19 | 2015-06-03 | 深圳锦达盛精密塑模科技有限公司 | A kind of for the secondary stripper apparatus with boss model |
| CN204773374U (en) * | 2015-05-21 | 2015-11-18 | 深圳新旋塑胶五金制品有限公司 | Secondary is loosed core fluting mold machine and is constructed |
| CN205522325U (en) * | 2016-04-06 | 2016-08-31 | 重庆美科模具有限公司 | Injection mold's secondary mechanism of loosing core |
-
2017
- 2017-03-28 CN CN201710194362.2A patent/CN106965383A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3211910C1 (en) * | 1982-03-31 | 1983-05-19 | Eugen 7101 Abstatt Traub | Process and apparatus for producing foam moulded parts, in particular insulating boards |
| CN204367327U (en) * | 2014-12-19 | 2015-06-03 | 深圳锦达盛精密塑模科技有限公司 | A kind of for the secondary stripper apparatus with boss model |
| CN204773374U (en) * | 2015-05-21 | 2015-11-18 | 深圳新旋塑胶五金制品有限公司 | Secondary is loosed core fluting mold machine and is constructed |
| CN205522325U (en) * | 2016-04-06 | 2016-08-31 | 重庆美科模具有限公司 | Injection mold's secondary mechanism of loosing core |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859018A (en) * | 2018-05-25 | 2018-11-23 | 宁波方正汽车模具股份有限公司 | Double strong stripper members of adjusting set cover half |
| CN113021799A (en) * | 2021-03-08 | 2021-06-25 | 上海铭嵌模塑科技有限公司 | Injection mold with perforating and demolding mechanism |
| CN113021799B (en) * | 2021-03-08 | 2022-07-15 | 上海铭嵌模塑科技有限公司 | Injection mold with perforating and demolding mechanism |
| CN113771313A (en) * | 2021-09-15 | 2021-12-10 | 广东东亚电器有限公司 | Forming die and injection molding machine for automobile injection molding part with deep bone position |
| CN113771313B (en) * | 2021-09-15 | 2023-09-22 | 广东东亚电器有限公司 | Forming die and injection molding machine for automobile injection molding part with deep bone position |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Shentong Science and Technology Group Co., Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant before: Ningbo Shentong Mould & Plastic 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: 20170721 |