CN103042683A - Blister mold - Google Patents
Blister mold Download PDFInfo
- Publication number
- CN103042683A CN103042683A CN201210529702XA CN201210529702A CN103042683A CN 103042683 A CN103042683 A CN 103042683A CN 201210529702X A CN201210529702X A CN 201210529702XA CN 201210529702 A CN201210529702 A CN 201210529702A CN 103042683 A CN103042683 A CN 103042683A
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- stripper apparatus
- base
- suction mould
- susceptor surface
- groove
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Abstract
The invention discloses a blister mold, comprising a base, wherein a cavity or a mold core protruding out of the surface of the base is arranged at the surface of the base. The blister mold is characterized by also comprising a demolding device, wherein the demolding device is movably arranged on the base, protrudes out of the surface of the base, and can move up and down in a direction vertical to the surface of the base so as to protrude out of or be lower than the surface of the base. By adopting the blister mold disclosed by the invention, the demolding device is pressed to move to not protrude out of the surface of the base in a blister molding process, so that the blistering is not influenced, and a membrane does not deform; the demolding device can automatically reset to protrude out of the surface of the base after the membrane is molded in a blistering manner and vacuum suction disappears; and the demolding device can push the membrane in a moving process, so that the part, close to a back-off part, of the membrane is firstly demolded. Therefore, the blister mold facilitates demolding of the entire membrane. The blister mold can prevent the membrane from deforming and being broken in a stretching manner at the back-off part in the demolding process, and the percent of pass of the membrane is improved.
Description
Technical field
The present invention relates to a kind of plastics suction mould.
Background technology
Automotive upholstery often need to attach skim sheet on its surface in process of production.Diaphragm needed to carry out plastics sucking moulding before being mounted on the automotive upholstery.The plastics sucking moulding typical process flow is as follows: the heating of sheet material or sheet material, will heat sheet material or sheet material steps up to be fixed on the plastics suction mould, starts vavuum pump and be evacuated to vacuum suction moulding, cooling and shaping, unclamp gripper frame and take off moulded products, prune redundance.Plastics suction mould comprises dynamic model and base.Several cores or die cavity are set on the base, diaphragm at vacuum suction moulding under the matched moulds state on core or die cavity.
Because the automotive upholstery that has is with wedge angle etc., the diaphragm that need to mount thereon also must be with such wedge angle.And negative angle often below the parting line of sharp corner.Therefore when design core or die cavity, some are set accordingly can make diaphragm produce the back-off of wedge angle.During die sinking, diaphragm is along with dynamic model makes the diaphragm demoulding to moving away from the base direction.But, tightly be coated on die surface before the diaphragm depanning after the moulding.Because the existence of back-off, diaphragm is easy to be pulled out of shape or pull open in the back-off position, and the diaphragm that causes producing becomes waste product, reduces the qualification rate of product.
Summary of the invention
The objective of the invention is in order to overcome deficiency of the prior art, provide in a kind of situation that has back-off at mould and help the smooth demoulding of diaphragm, thereby the plastics suction mould that improves product percent of pass takes off back-off structure.
For realizing above purpose, the present invention is achieved through the following technical solutions:
Plastics suction mould comprises base, and described susceptor surface is provided with die cavity or protrudes from the core of susceptor surface, it is characterized in that, also comprises stripper apparatus, and described stripper apparatus is arranged on the base movably, and stripper apparatus protrudes from susceptor surface; Described stripper apparatus can move up and down on perpendicular to the direction of susceptor surface, protrudes from susceptor surface or is lower than susceptor surface.
Preferably, described stripper apparatus pressurized and move to and do not protrude from susceptor surface when plastics sucking moulding, and after pressure disappears, automatically return to the position that protrudes from susceptor surface.
Preferably, offer the groove for accommodating described stripper apparatus on the described base, described stripper apparatus is arranged in the described groove.
Preferably, also comprise flexible member; Described flexible member produces the elastic deformation force when the stripper apparatus pressurized moves, this elastic deformation force can make stripper apparatus return back to the position that protrudes from susceptor surface.
Preferably, described stripper apparatus is pushing block.
Preferably, described flexible member is spring.
Preferably, described stripper apparatus is pushing block, and described base arranges the first accepting groove, and described pushing block arranges the second accepting groove; The first accepting groove is relative with the second accepting groove position; Described both ends of the spring lays respectively in the first accepting groove and the second accepting groove.
Preferably, the guider of guiding when also being included in stripper apparatus and moving up and down, described guider is arranged on the base and with stripper apparatus and matches.
Preferably, offer the groove for accommodating described stripper apparatus on the described base, described stripper apparatus is arranged in the described groove; Offer guide groove on the described stripper apparatus, described guide groove cooperates with described guider.
Preferably, described core or die cavity are that every row's core or number of cavity are more than one more than two rows; Described stripper apparatus is arranged between two row's cores or the die cavity.
Plastics suction mould among the present invention, during plastics sucking moulding, the stripper apparatus pressurized moves to the position that does not protrude from susceptor surface, does not hinder plastic uptake, also can not cause diaphragm deformation; Behind the diaphragm plastics sucking moulding, stripper apparatus can automatically return to the position that protrudes from susceptor surface after pull of vacuum disappeared; Can promote diaphragm in the stripper apparatus moving process, so that diaphragm is near the part elder generation demoulding at back-off place.Therefore help the demoulding of full wafer diaphragm.Use the plastics suction mould among the present invention, can avoid diaphragm in the demoulding process, be stretched at the back-off place distortion, draw badly, improved product percent of pass.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is plastics suction mould B-B cutaway view shown in Figure 1.
Fig. 3 is operation principle structural representation of the present invention.
Fig. 4 is the A-A cutaway view of Fig. 3 the first duty.
Fig. 5 is the A-A cutaway view of Fig. 3 the second duty.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in detail:
As shown in Figure 1 and Figure 2: plastics suction mould comprises base 4.Base 4 is provided with two row's cores 42,3 of every rows.Core 42 protrudes from the surface 43 of base 4.Core 42 has back-off 421.Be provided with groove 41 on the base 4.Groove 41 is between two row's cores 42.Be provided with plural the first accepting groove 44 in the groove 41.
Also comprise pushing block 1, Compress Spring 2 and guider 3.Pushing block 1 is arranged in the groove 41 of base 4 movingly.Offer guide groove 13 on the pushing block 1.Pushing block 1 is provided with plural the second accepting groove 14.Each second accepting groove 14 is relative with one of them the first accepting groove 44 position.Compress Spring 2 one ends are positioned at the first accepting groove 44, and the other end is positioned at the second accepting groove 14.Pushing block 1 pressurized moves in surface 43 processes that do not protrude from base 4, is that Compress Spring 2 is compressed and produce the elastic deformation force.This elastic deformation force makes pushing block 1 return back to the position that protrudes from base 4 surfaces 43 after can disappearing at the pressure to pushing block 1.
Guider is guide post 3.Guide post 3 is arranged on the base 4, and matches with gathering sill 13.When pushing block 1 moves, move axially along guide post 3.
Plastics suction mould of the present invention takes off the operation principle of back-off structure, and details are as follows:
To shown in Figure 5, the diaphragm after at first will heating is positioned on the surface 43 of base 4, covers whole susceptor surface 43 such as Fig. 3.The upper surface 11 of pushing block 1 is in and protrudes from surface 43 at this moment.Behind the matched moulds, the diaphragm outer surface is carried out supercharging, inner surface vacuumizes, thereby makes membrane attaching on core 42.Pushing block 1 moves under the pressure of diaphragm and compresses Compress Spring 2.Until the upper surface 11 of pushing block 1 flushes with surface 43.After the diaphragm plastics sucking moulding, remove pull of vacuum, pushing block 1 no longer is under pressure, and the elastic force of Compress Spring 2 moves up to pushing block 1 and protrudes from surperficial 43 position.Promote diaphragm in pushing block 1 motion process, diaphragm is thrown off from core 42 near the part at back-off 421 places.And then full wafer diaphragm demoulding.
When the core 42 in the present embodiment was replaced by die cavity, it is applicable equally that plastics suction mould of the present invention takes off back-off structure.
Embodiment among the present invention only is used for that the present invention will be described, does not consist of the restriction to the claim scope, and other substituting of being equal in fact that those skilled in that art can expect are all in protection domain of the present invention.
Claims (10)
1. plastics suction mould comprises base, and described susceptor surface is provided with die cavity or protrudes from the core of susceptor surface, it is characterized in that, also comprises stripper apparatus, and described stripper apparatus is arranged on the base movably, and stripper apparatus protrudes from susceptor surface; Described stripper apparatus can move up and down on perpendicular to the direction of susceptor surface, protrudes from susceptor surface or is lower than susceptor surface.
2. plastics suction mould according to claim 1 is characterized in that, described stripper apparatus pressurized and move to and do not protrude from susceptor surface when plastics sucking moulding, and after pressure disappears, automatically return to the position that protrudes from susceptor surface.
3. plastics suction mould according to claim 1 and 2 is characterized in that, offers the groove for accommodating described stripper apparatus on the described base, and described stripper apparatus is arranged in the described groove.
4. plastics suction mould according to claim 3 is characterized in that, also comprises flexible member; Described flexible member produces the elastic deformation force when the stripper apparatus pressurized moves, this elastic deformation force can make stripper apparatus return back to the position that protrudes from susceptor surface.
5. plastics suction mould according to claim 4 is characterized in that, described stripper apparatus is pushing block.
6. plastics suction mould according to claim 4 is characterized in that, described flexible member is spring.
7. plastics suction mould according to claim 6 is characterized in that, described stripper apparatus is pushing block, and described base arranges the first accepting groove; Described pushing block arranges the second accepting groove; The first accepting groove is relative with the second accepting groove position; Described both ends of the spring lays respectively in the first accepting groove and the second accepting groove.
8. plastics suction mould according to claim 1 is characterized in that, the guider of guiding when also being included in stripper apparatus and moving up and down, and described guider is arranged on the base and with stripper apparatus and matches.
9. plastics suction mould according to claim 8 is characterized in that, offers the groove for accommodating described stripper apparatus on the described base, and described stripper apparatus is arranged in the described groove; Offer guide groove on the described stripper apparatus, described guide groove cooperates with described guider.
10. plastics suction mould according to claim 1 is characterized in that, described core or die cavity are that every row's core or number of cavity are more than one more than two rows; Described stripper apparatus is arranged between two row's cores or the die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210529702.XA CN103042683B (en) | 2012-12-10 | 2012-12-10 | Plastics suction mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210529702.XA CN103042683B (en) | 2012-12-10 | 2012-12-10 | Plastics suction mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103042683A true CN103042683A (en) | 2013-04-17 |
| CN103042683B CN103042683B (en) | 2015-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210529702.XA Active CN103042683B (en) | 2012-12-10 | 2012-12-10 | Plastics suction mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103042683B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619768A (en) * | 2016-03-23 | 2016-06-01 | 上海隆利安包装材料有限公司 | Hinge reverse-buckling type plastic suction mould |
| CN113547694A (en) * | 2021-06-15 | 2021-10-26 | 江苏新泉模具有限公司 | In-mold decoration process for automobile interior trim part product reverse packaging |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201325159Y (en) * | 2008-08-29 | 2009-10-14 | 佛山市顺德区汉达精密电子科技有限公司 | Ejection mechanism |
| CN201784107U (en) * | 2010-07-20 | 2011-04-06 | 佛山市顺德区汉达精密电子科技有限公司 | Novel built-in demoulding mechanism |
| CN202986076U (en) * | 2012-12-10 | 2013-06-12 | 上海通领汽车饰件有限公司 | Plastic uptake mould |
-
2012
- 2012-12-10 CN CN201210529702.XA patent/CN103042683B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201325159Y (en) * | 2008-08-29 | 2009-10-14 | 佛山市顺德区汉达精密电子科技有限公司 | Ejection mechanism |
| CN201784107U (en) * | 2010-07-20 | 2011-04-06 | 佛山市顺德区汉达精密电子科技有限公司 | Novel built-in demoulding mechanism |
| CN202986076U (en) * | 2012-12-10 | 2013-06-12 | 上海通领汽车饰件有限公司 | Plastic uptake mould |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619768A (en) * | 2016-03-23 | 2016-06-01 | 上海隆利安包装材料有限公司 | Hinge reverse-buckling type plastic suction mould |
| CN113547694A (en) * | 2021-06-15 | 2021-10-26 | 江苏新泉模具有限公司 | In-mold decoration process for automobile interior trim part product reverse packaging |
| CN113547694B (en) * | 2021-06-15 | 2023-09-08 | 江苏新泉模具有限公司 | In-mold decoration process for inverted packaging of automobile interior trim product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103042683B (en) | 2015-11-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 201318, 2, 3, 3768 south Shanghai Road, Shanghai, Pudong New Area Applicant after: SHANGHAI TONGLING AUTOMOTIVE TECHNOLOGY CO., LTD. Address before: 201318, No. 3768, Shanghai South Road, Shanghai, Pudong New Area Applicant before: Shanghai Tongling Automobile Trimming Co. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SHANGHAI TONGLING AUTOMOBILE TRIMMING CO., LTD. TO: SHANGHAI TONGLING AUTOMOTIVE TECHNOLOGY CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |