CN104552796A - Self-cooling molding injection molding mold - Google Patents
Self-cooling molding injection molding mold Download PDFInfo
- Publication number
- CN104552796A CN104552796A CN201410809998.XA CN201410809998A CN104552796A CN 104552796 A CN104552796 A CN 104552796A CN 201410809998 A CN201410809998 A CN 201410809998A CN 104552796 A CN104552796 A CN 104552796A
- Authority
- CN
- China
- Prior art keywords
- mold
- injection molding
- cooling
- injection mold
- base body
- 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
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
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
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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
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
Abstract
The invention discloses a self-cooling molding injection molding mold, which is used for processing a base body injection molding part which is to be repeatedly molded in an injection manner for more than twice, wherein the overall base body injection molding part is in a bent frame structure; multiple groups of butt teeth and aligned teeth are arranged on the surface of the overall base body injection molding part in pairs; the injection molding mold comprises an upper mold and a lower mold; mold cavities are respectively formed in the upper mold and the lower mold; the mold cavities of the upper mold and the lower mold are matched with the shape of the base body injection molding part after being spliced together; and the injection molding mold is characterized in that circulating cooling pipes which are externally connected with a water-cooling machine are arranged on the peripheries of the mold cavities of the upper mold and the lower mold in a manner of being isolated from the mold cavities, and are used for cooling and sizing before the base body injection molding part is stripped from the mold. By virtue of the injection molding mold disclosed by the invention, the mold is improved with respect to the characteristic of cooling shrinkage deformation of the injection molding products; and the base body injection molding part is directly cooled and formed in the mold before being stripped from the mold, so that the shrinkage deformation of the base body injection molding part is effectively reduced by the precision of the mold cavities; the molding precision and consistency for demolding semi-finished products are improved; and subsequent smooth encapsulation operation is ensured.
Description
Technical field
The present invention relates to a kind of Design of Dies, particularly relate to a kind of processing mold for nonstandard frame-type moulding matrix product high accuracy, low degree of deformation.
Background technology
For the injecting products of general somewhat complex design, usually need the repetition injection molding process of experience more than twice, can complete manufacture finished product.
Have a kind of automobile hand brake product, for making it have more excellent feel, way is in the past the Design and manufacture completing associated mechanical structure on the body of rod, then adopts the materials such as coated corium, leatheret to realize.But well-known, leather material is limited, be unfavorable for the protection of animal especially rare animal; And due to the performance of cortical material itself, cladding process needs to use various adhesive, while environment-friendly type difference, cause the situation such as rake angle, decortication because technique misalignment is long.For this reason, if can Shooting Technique be passed through, regulate the performance of different injected plastics material and carry out incrustation, the effect of mixing the spurious with the genuine can be reached.
Take the parking brake product of this manufacture technics, must have certain structural strength and precision stability as follow-up Shooting Technique necessary matrix moulding, the follow-up encapsulate task difficulty change avoiding semi-finished product differentiation to cause maybe cannot realize greatly.Need to be improved the mould of this matrix moulding for this reason, improve formed precision and the uniformity of this finished product.
Summary of the invention
In view of the defect that above-mentioned prior art exists, the object of the invention is to propose a kind of injection mold from cooling forming, solve the formed precision problem that more than secondary repeats the matrix moulding of injection moulding.
Object of the present invention will be achieved by the following technical programs: a kind of injection mold from cooling forming, treat that more than secondary repeats the matrix moulding of injection moulding for processing, described matrix moulding entirety is for bent frame structure and the whole body is provided with plural groups opposing teeth and contraposition tooth in pairs, described injection mold comprises the upper die and lower die being respectively equipped with die cavity, and on, match with the profile of matrix moulding after the die cavity split of counterdie, it is characterized in that: described upper die and lower die are separated by with die cavity the circulating cooling pipe being provided with and outreaching water cooling unit around die cavity, for the cooling and shaping before the depanning of matrix moulding.
Further, described upper die and lower die are respectively equipped with the flexible slide block of corresponding opposing teeth, contraposition tooth, get loose and clamp down on when moving back mould for matrix moulding.
Further, described opposing teeth dorsal part is provided with the groove for quadric injection mould connection, and described flexible slide block is arranged in pairs in opposing teeth place and two-phase is relative or the slip that repels each other.
Further, described circulating cooling pipe is laid in two-way, through matrix moulding outer ring one road and inside matrix moulding frame structure another road all outreach water cooling unit.
Further, the split die cavity of a corresponding matrix moulding is defined as a cave, and described injection mold is provided with plural cave, and the supporting quantity of described circulating cooling pipe is corresponding with cave number and unification outreaches water cooling unit.
Apply injection mold of the present invention, characteristic for the distortion of injecting products cooling meat is improved mould, cooling forming in direct mould before matrix moulding moves back mould, the contraction distortion of matrix moulding is effectively reduced by die cavity precision, improve formed precision and the uniformity of the semi-finished product demoulding, ensure carrying out smoothly of follow-up encapsulate operation.
Accompanying drawing explanation
Fig. 1 is the perspective view of matrix moulding.
Fig. 2 is the internal structure schematic diagram of injection mold of the present invention.
Fig. 3 is the internal structure perspective diagram of injection mould closing state of the present invention.
Detailed description of the invention
Below just accompanying drawing in conjunction with the embodiments, is described in further detail the specific embodiment of the present invention, is easier to understand, grasp to make technical solution of the present invention.
The present invention is directed to the properties of product requirement that repeatedly need repeat injection mo(u)lding, propose a kind of injection mold from cooling forming, solve formed precision stability problem.
As shown in Figure 1, this matrix moulding 1 entirety is bent frame structure and is provided with plural groups opposing teeth 11 and contraposition tooth 12 in pairs all over the body.In addition, opposing teeth 11 dorsal part is provided with the groove 111 for quadric injection mould connection.Due to the complexity of this this body structure of matrix moulding, and when its be applied to more than secondary repeat Shooting Technique time, require possess certain required precision with meet this finished product load and accurate encapsulate.
As shown in Figures 2 and 3, this injection mold comprises the patrix 2 and counterdie 3 that are respectively equipped with die cavity, and matches with the profile of matrix moulding after the die cavity split of upper and lower mould.Especially, these upper die and lower die are separated by with die cavity circulating cooling pipe A, B of being provided with and outreaching water cooling unit (not shown) around die cavity, for the cooling and shaping before the depanning of matrix moulding.Be able to quick cooling before can be implemented in product depanning like this, and rely on the distortion of the profile restriction matrix moulding of die cavity, thus realize ensureing structure precision.
As further prioritization scheme, these upper die and lower die are respectively equipped with the flexible slide block 21 of corresponding opposing teeth, contraposition tooth, get loose and clamp down on when moving back mould for matrix moulding.Here, because opposing teeth often exceeds product design, move back Mo Shiyi at product and bring inconvenience, therefore adopt flexible slide block under ensureing that shape of product meets the prerequisite of design, also for product moves back the possibility that mould provides convenience.Flexible slide block in like manner also provides technical reliable support for forming groove on opposing teeth.
More optimize, be bent frame structure from diagram this matrix moulding visible, in mould, the uniformity of product each several part cooling effectiveness during cooling shaping to product polarity, should be ensured.So need lay two-way circulating cooling pipe in upper die and lower die, wherein a road circulating cooling pipe A is through matrix moulding outer ring, and another road circulating cooling pipe B is inside matrix moulding frame structure, and two-way all outreaches water cooling unit.
Further, the split die cavity of a corresponding matrix moulding is defined as a cave, and this injection mold is provided with plural cave, and the supporting quantity of circulating cooling pipe is corresponding with cave number and unification outreaches water cooling unit.Illustrated embodiment is the embodiment in mould two cave.
Apply injection mold of the present invention, characteristic for the distortion of injecting products cooling meat is improved mould, cooling forming in direct mould before matrix moulding moves back mould, the contraction distortion of matrix moulding is effectively reduced by die cavity precision, improve formed precision and the uniformity of the semi-finished product demoulding, ensure carrying out smoothly of follow-up encapsulate operation.
The present invention still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection scope of the present invention.
Claims (5)
1. the injection mold from cooling forming, treat that more than secondary repeats the matrix moulding of injection moulding for processing, described matrix moulding entirety is for bent frame structure and the whole body is provided with plural groups opposing teeth and contraposition tooth in pairs, described injection mold comprises the upper die and lower die being respectively equipped with die cavity, and match with the profile of matrix moulding after the die cavity split of upper and lower mould, it is characterized in that: described upper die and lower die are separated by with die cavity the circulating cooling pipe being provided with and outreaching water cooling unit around die cavity, for the cooling and shaping before the depanning of matrix moulding.
2. according to claim 1 from the injection mold of cooling forming, it is characterized in that: described upper die and lower die are respectively equipped with the flexible slide block of corresponding opposing teeth, contraposition tooth, get loose when moving back mould for matrix moulding and clamp down on.
3. according to claim 2 from the injection mold of cooling forming, it is characterized in that: described opposing teeth dorsal part is provided with the groove for quadric injection mould connection, described flexible slide block is arranged in pairs in opposing teeth place and two-phase is relative or the slip that repels each other.
4. according to claim 1 from the injection mold of cooling forming, it is characterized in that: described circulating cooling pipe is laid in two-way, through matrix moulding outer ring one road and inside matrix moulding frame structure another road all outreach water cooling unit.
5. according to claim 1 from the injection mold of cooling forming, it is characterized in that: the split die cavity of a corresponding matrix moulding is defined as a cave, described injection mold is provided with plural cave, and the supporting quantity of described circulating cooling pipe is corresponding with cave number and unification outreaches water cooling unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410809998.XA CN104552796A (en) | 2014-12-24 | 2014-12-24 | Self-cooling molding injection molding mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410809998.XA CN104552796A (en) | 2014-12-24 | 2014-12-24 | Self-cooling molding injection molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104552796A true CN104552796A (en) | 2015-04-29 |
Family
ID=53070366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410809998.XA Pending CN104552796A (en) | 2014-12-24 | 2014-12-24 | Self-cooling molding injection molding mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104552796A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114516137A (en) * | 2020-11-19 | 2022-05-20 | 美的集团股份有限公司 | Design method of injection mold, injection molding method and injection mold |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001058341A (en) * | 1999-08-23 | 2001-03-06 | Mitsui Chemicals Inc | Optical disk substrate and mold therefor |
| JP3871815B2 (en) * | 1998-09-03 | 2007-01-24 | 松下電器産業株式会社 | Mold for optical disc |
| CN201833540U (en) * | 2010-08-05 | 2011-05-18 | 群达模具(深圳)有限公司 | Mold for processing automobile auxiliary fascia |
| CN202357353U (en) * | 2011-11-25 | 2012-08-01 | 上海瀚氏模具成型有限公司 | Forming mould of auxiliary instrument panel |
| CN102632590A (en) * | 2012-04-05 | 2012-08-15 | 广东步步高电子工业有限公司 | Insert forming mould and insert forming method |
| CN203190002U (en) * | 2012-02-24 | 2013-09-11 | 三星电子株式会社 | Injection molded base material and mold for forming of injection molded base material |
| CN204431640U (en) * | 2014-12-24 | 2015-07-01 | 苏州工业园区协利塑胶有限公司 | A kind of injection mold from cooling forming |
-
2014
- 2014-12-24 CN CN201410809998.XA patent/CN104552796A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3871815B2 (en) * | 1998-09-03 | 2007-01-24 | 松下電器産業株式会社 | Mold for optical disc |
| JP2001058341A (en) * | 1999-08-23 | 2001-03-06 | Mitsui Chemicals Inc | Optical disk substrate and mold therefor |
| CN201833540U (en) * | 2010-08-05 | 2011-05-18 | 群达模具(深圳)有限公司 | Mold for processing automobile auxiliary fascia |
| CN202357353U (en) * | 2011-11-25 | 2012-08-01 | 上海瀚氏模具成型有限公司 | Forming mould of auxiliary instrument panel |
| CN203190002U (en) * | 2012-02-24 | 2013-09-11 | 三星电子株式会社 | Injection molded base material and mold for forming of injection molded base material |
| CN102632590A (en) * | 2012-04-05 | 2012-08-15 | 广东步步高电子工业有限公司 | Insert forming mould and insert forming method |
| CN204431640U (en) * | 2014-12-24 | 2015-07-01 | 苏州工业园区协利塑胶有限公司 | A kind of injection mold from cooling forming |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114516137A (en) * | 2020-11-19 | 2022-05-20 | 美的集团股份有限公司 | Design method of injection mold, injection molding method and injection mold |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |