CN102173032B - Injection mould and manufacturing method thereof - Google Patents
Injection mould and manufacturing method thereof Download PDFInfo
- Publication number
- CN102173032B CN102173032B CN 201010614766 CN201010614766A CN102173032B CN 102173032 B CN102173032 B CN 102173032B CN 201010614766 CN201010614766 CN 201010614766 CN 201010614766 A CN201010614766 A CN 201010614766A CN 102173032 B CN102173032 B CN 102173032B
- Authority
- CN
- China
- Prior art keywords
- cast
- chipware
- mould
- cast chipware
- steel
- 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.)
- Active
Links
Images
Abstract
The invention relates to an injection mould for improving a pouring gate and a manufacturing method of the injection mould, and the mould is provided with a detachable pouring core part. The injection mould comprises the pouring core part which is independent of the injection mould, the pouring core part forms the pouring gate and a pouring channel, the pouring core part and the whole mould can be conveniently separated, when the pouring core part is abraded during the working process and plastic molding is further influenced, the pouring core part can be detached from the mould for replacement, thereby being time-saving and labor-saving during actual applications.
Description
Technical field
The present invention relates to a kind of injection mold, especially a kind of improved injection moulding tool is carried out at the sprue gate, also relate to a kind of manufacture method of injection mold.
Background technology
Injection mold is the critical component of making plastic product, and mould is provided with die cavity, and plastics enter die cavity by cast passage and sprue gate.Sprue gate and cast passage are the parts of mould, that is to say, mould itself, formation sprue gate and cast passage, die cavity wall etc. all are to be made by commaterial.Generally, a cover injection mold will be made thousands of plastic products, sometimes even more.In the process of injection moulding work, sprue gate and cast passage will be through repeatedly pouring into a mould work under the environment of high pressure-temperature, breakage will appear in sprue gate and cast passage, if breakage is not in time repaired, underproof situation appears in the plastic product after will making it, for example can make the position, sprue gate of plastic product depression occur, especially pour into a mould some plastic building block pieces and some relatively more accurate plastic products, go out the inferior probability of ready-made article higher, with the building block of cylindrical salient point, the position at its place, sprue gate is very easy to occur underproof situation.Because sprue gate and cast passage and mould are one, just repair and a whole set of mould must be dismantled damaged part, patch work is very difficult, and is not only consuming time but also consume power.If there is situation about cannot repair, then the monoblock mold insert will be scrapped, and only owing to can't repairing the sprue gate and pouring into a mould passage and scrap the monoblock mold insert, waste very much, and will again make a same mold insert and want spended time, man power and material.
Summary of the invention
The objective of the invention is to disclose a kind of injection mold that can be convenient for changing the cast chipware, improve die life and saving cost, also disclose a kind of manufacture method of injection mold.
A kind of injection mold comprises die ontology, it is characterized in that, described mould is provided with a detachable cast chipware.
Described cast chipware is provided with sprue gate and cast passage, and described mould is provided with the cast chipware hole that can assemble the cast chipware, and the charging aperture of die cavity is just in time aimed at the sprue gate of cast chipware.
Cast chipware hole tight fit on described cast chipware and the mould.
Described cast chipware is cylinder, pours into a mould accordingly the chipware hole and also is cylinder.
Described cast chipware is to be that the steel of Cr12MOV are made by grade of steel.
Compare with traditional injection mold, the present invention has following advantages and beneficial effect.
1. has the injection mold of being independent of cast chipware, the cast chipware has formed sprue gate and cast passage, the cast chipware can separate easily with a whole set of mould, when the cast chipware affects plastic shaping in course of work appearance wearing and tearing, just can pull down the cast chipware from mould and change, time saving and energy saving in actual applications.
2. because cast chipware and injection mold are not to be made into same integral body, and the cast chipware is for a whole set of mould, its volume is far smaller than die ontology, the making material of then pouring into a mould chipware can adopt the higher steel of hardness, can greatly improve like this degree of anti-damage of cast chipware, and need not to a whole set of mould all to adopt the high steel of hardness, also greatly reduce the cost of manufacture of mould.In addition, usually mould all needs to heat-treat, the monoblock mold insert is because volume ratio is larger, heat-treat and be not easy processing, effect is not ideal, now only needs the cast chipware is heat-treated to improve its hardness, and cast chipware volume is very little, usually only be slightly larger than finger, heat-treat very easy safety.
3. when the damage of cast chipware, then can enable cast chipware for subsequent use, whole cast chip is changed, the cast chipware that fit on is brand-new just can continue to use whole mould, and needn't be as the prior art, the monoblock mold insert need to be changed very economical with materials and cost, very environmental protection.
A kind of manufacture method of injection mold, make first mould, and at die cavity charging aperture position reservation cavity, make again the cast chipware, and to the cast chipware process, the size that is machined to the cast chipware just can be carried out tight fit with the cavity of reserving, and is processed with sprue gate and cast passage in the cast chipware, and the sprue gate is just corresponding with the die cavity charging aperture.The cast chipware is that the Cr12MOV steel are made by grade of steel, and other parts of mould are that the steel of 3Cr13 are made by grade of steel.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described in detail.
Fig. 1 is structure cross-sectional schematic of the present invention.
Fig. 2 is that the present invention pours into a mould the chipware stereogram.
Wherein 1. die ontologies among the figure, 2. cast chipware, 3. sprue gate, 4. cast passage, 5. charging aperture, the 6. cast chipware hole of die cavity.
The specific embodiment
See figures.1.and.2, order of the present invention is that a kind of can reaching changed the injection mold of pouring into a mould chipware, improving die life and saving cost easily.The present invention improves the cast position at injection mold die cavity charging aperture 5 places.Be provided with a detachable cast chipware 2 at die ontology.Traditional injection mold is that this part is made an integral body with die ontology, innovation of the present invention then is to be an individual components that is independent of die ontology 1 with this partial design, namely pour into a mould chipware 2, certainly all be provided with sprue gate 3 and cast passage 4 on the cast chipware 2, die ontology 1 is provided with the cast chipware hole 6 that can assemble cast chipware 2, cast chipware 2 passes through tight fit connection together with the cast chipware hole 6 on the mould 1, namely pour into a mould chipware 2 and be anchored on the die ontology 1, the charging aperture 5 of die cavity is just in time aimed at the sprue gate 3 of cast chipware 2.The design of the optimum of the shape of cast chipware 2 is to be made as cylinder, and pouring into a mould accordingly chipware hole 6 equally also is cylinder.The optimal selection of making material of cast chipware is that to adopt grade of steel be that the steel of Cr12MOV are made.Has the injection mold of being independent of cast chipware, the cast chipware has formed sprue gate and cast passage, the cast chipware can separate easily with a whole set of mould, when cast chipware 2 affects plastic shaping in course of work appearance wearing and tearing, just can pull down cast chipware 2 from mould 1 and change, time saving and energy saving in actual applications.Because cast chipware and injection mold are not to be made into same integral body, and the cast chipware is for a whole set of mould, its volume is far smaller than die ontology, the making material of then pouring into a mould chipware can adopt the higher steel of hardness, can greatly improve like this degree of anti-damage of cast chipware, and need not to a whole set of mould all to adopt the high steel of hardness, also greatly reduce the cost of manufacture of mould.In addition, usually inlaid piece of mould all needs to heat-treat, the monoblock mold insert heat-treat easy distortion, and steel hardness can only reach 40 °-50 ° of Ge Shi because volume ratio is larger, effect is reason not too all, now only need the cast chipware is heat-treated, because cast chipware volume is very little, usually only be slightly larger than finger, heat-treat very easy safety, and steel hardness can reach 60 ° of Ge Shi.When the cast chipware damages, then can enable cast chipware for subsequent use, whole cast chip is changed, the cast chipware that fit on is brand-new just can continue to use a whole set of mould, and needn't be as the prior art, the monoblock mold insert need to be changed, very economical with materials and cost, very environmental protection.The present invention also discloses a kind of manufacture method of injection mold, method step is to make first mould, and at die cavity charging aperture position reservation cavity, make again the cast chipware, and to the cast chipware process, the size that is machined to the cast chipware just can be carried out tight fit with the cavity of reserving, and is processed with sprue gate and cast passage in the cast chipware, and the sprue gate is just corresponding with the die cavity charging aperture.The cast chipware is that the Cr12MOV steel are made by grade of steel, and other parts of mould are that the steel of 3Cr13 are made by grade of steel.
Claims (4)
1. injection mold, comprise die ontology, described mould is provided with a detachable cast chipware, it is characterized in that, described cast chipware is provided with sprue gate and cast passage, described mould is provided with the cast chipware hole that can assemble the cast chipware, and the charging aperture of die cavity is just in time aimed at the sprue gate of cast chipware; Cast chipware hole tight fit on described cast chipware and the mould; Described cast chipware is cylinder, pours into a mould accordingly the chipware hole and also is cylinder.
2. injection mold as claimed in claim 1 is characterized in that, the cast chipware is to be that the steel of Cr12MOV are made by grade of steel.
3. the manufacture method of an injection mold, make first mould, and at die cavity charging aperture position reservation cavity, make again the cast chipware, and to the cast chipware process, the size that is machined to the cast chipware just can be carried out tight fit with the cavity of reserving, and is processed with sprue gate and cast passage in the cast chipware, and the sprue gate is just corresponding with the die cavity charging aperture.
4. injection mold manufacture method as claimed in claim 3 is characterized in that, the cast chipware is that the Cr12MOV steel are made by grade of steel, and other parts of mould are that the steel of 3Cr13 are made by grade of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010614766 CN102173032B (en) | 2010-12-30 | 2010-12-30 | Injection mould and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010614766 CN102173032B (en) | 2010-12-30 | 2010-12-30 | Injection mould and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102173032A CN102173032A (en) | 2011-09-07 |
| CN102173032B true CN102173032B (en) | 2013-01-16 |
Family
ID=44516373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010614766 Active CN102173032B (en) | 2010-12-30 | 2010-12-30 | Injection mould and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102173032B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476216A (en) * | 2016-12-01 | 2017-03-08 | 南京德西联智能科技有限公司 | A kind of Inset decoration injection molding injection mold |
| CN106738640A (en) * | 2016-12-01 | 2017-05-31 | 南京德西联智能科技有限公司 | A kind of in-mold decoration injection mold |
| CN106626231A (en) * | 2016-12-31 | 2017-05-10 | 滁州迪蒙德模具制造有限公司 | In-mold decoration molding integrated injection mold |
| CN106626256A (en) * | 2016-12-31 | 2017-05-10 | 滁州迪蒙德模具制造有限公司 | In-mould decoration injection moulding mould |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033150C (en) * | 1989-08-05 | 1996-10-30 | 三星电子株式会社 | Gate unit for injection molding machine |
| JPH05507445A (en) * | 1991-02-12 | 1993-10-28 | 世紀株式会社 | Improved hot runner mold construction and its use |
| JP3096066B2 (en) * | 1996-01-18 | 2000-10-10 | ホーヤ株式会社 | Method for manufacturing lens, injection mold for lens molding, and lens molded product |
| KR100357910B1 (en) * | 1999-03-01 | 2002-10-25 | 가부시키가이샤 요시노 고교쇼 | Insert part stuck cylindrical article, its forming method, and its forming device |
| CN2398074Y (en) * | 1999-12-09 | 2000-09-27 | 罗海生 | Sprue cover of injection mold |
| CN2918029Y (en) * | 2006-04-04 | 2007-07-04 | 深圳市银宝山新实业发展有限公司 | Heat flow passage injection moulding forming device |
| CN201989295U (en) * | 2010-12-30 | 2011-09-28 | 广东邦领塑模实业有限公司 | Injection molding die |
-
2010
- 2010-12-30 CN CN 201010614766 patent/CN102173032B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102173032A (en) | 2011-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102173032B (en) | Injection mould and manufacturing method thereof | |
| CN104959564A (en) | Method for manufacturing bimetallic seamless plastic insert casting piece | |
| CN102145527B (en) | Injection mould with insert structure | |
| CN201989295U (en) | Injection molding die | |
| CN204135092U (en) | A kind of regeneration extrusion die | |
| CN104162631B (en) | Core fixing ring and method for making soluble core of swirler | |
| CN102601894A (en) | Car dustproof cover forming mould | |
| CN101642790A (en) | Column tube single face square opening punch forming processing method | |
| CN102211268A (en) | Manufacture process of automobile generator finish-forged claw pole capable of reducing noise | |
| CN102615473A (en) | Manufacturing method of vacuum machine screw rotor | |
| CN103817863A (en) | Filling port of plastic forming die | |
| CN204247935U (en) | A kind of die casting for motorcycle starter end cover | |
| CN104625021A (en) | Method for casting and producing breaker hammer head | |
| CN204616236U (en) | A kind of middle frame structure | |
| CN104607594A (en) | Casting production technology of alloy spring seat | |
| CN102962643A (en) | Manufacturing method of stranding dies | |
| CN100528526C (en) | Feeding structure of die and die employing same | |
| CN207043256U (en) | A kind of universal joint Split mold | |
| CN206561123U (en) | A kind of powder injection-molded mobile fingerprint decoration semi-finished product | |
| CN101116936B (en) | Sole mould and method for making the same | |
| CN202702507U (en) | Zipper stopper mould | |
| CN202668885U (en) | Device facilitating quick maintenance of plastic mould | |
| CN203141774U (en) | Injection mould | |
| CN207868055U (en) | A kind of integrally formed magnetic core mold | |
| CN101648230A (en) | Integral multi-core upper die |
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 for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 515021 Guangdong province Shantou Jinping Jinyuan Industrial City 13-09 area of Chaoshan Road Applicant after: Guangdong Ban Bao Puzzle Toy Co., Ltd. Address before: 515000 Guangdong province Shantou Jinping Jinyuan Chaoshan Road Industrial City 13-09 District of Guangdong state led Mold Industrial Co. Ltd. Applicant before: Guangdong Bangling Plastic Mould Industrial Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: GUANGDONG BANGLING PLASTIC MOLD INDUSTRY CO., LTD. TO: GUANGDONG BANBAO FANCY TOYS CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210810 Address after: 515000 building a, area 13-09, Jinyuan Industrial City, Chaoshan Road, Jinping District, Shantou City, Guangdong Province Patentee after: Guangdong Bangbao Educational Toys Co.,Ltd. Address before: 515021 area 13-09, Jinyuan Industrial City, Chaoshan Road, Jinping District, Shantou City, Guangdong Province Patentee before: BANBAO Co.,Ltd. |
|
| TR01 | Transfer of patent right |