CN102173032A - Injection mould and manufacturing method thereof - Google Patents
Injection mould and manufacturing method thereof Download PDFInfo
- Publication number
- CN102173032A CN102173032A CN2010106147660A CN201010614766A CN102173032A CN 102173032 A CN102173032 A CN 102173032A CN 2010106147660 A CN2010106147660 A CN 2010106147660A CN 201010614766 A CN201010614766 A CN 201010614766A CN 102173032 A CN102173032 A CN 102173032A
- Authority
- CN
- China
- Prior art keywords
- cast
- chipware
- mould
- cast chipware
- injection mold
- 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.)
- Granted
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
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 a 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 plastics building blocks and some relatively more accurate plastic products, it is higher to go out the inferior probability of ready-made article, the building block that has cylindrical salient point, the position at its place, sprue gate are 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 position, patch work is very difficult, and is not only consuming time but also consume power.If situation about cannot repair, then the monoblock mold insert will be scrapped, and only owing to repairing the sprue gate and pouring into a mould passage and scrap the monoblock mold insert, waste very much, and will make a same mold insert again 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 a cylinder, pours into a mould the chipware hole accordingly 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 advantage 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 influences plastic shaping in course of work appearance wearing and tearing, just can pull down the cast chipware and change from mould, 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 improve the degree of anti-damage of cast chipware so greatly, and need not all to adopt the high steel of hardness to a whole set of mould, 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 bigger, heat-treat and be not easy processing, effect is not ideal, only needs now the cast chipware is heat-treated and improved 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 standby cast chipware, whole cast chip is changed, the cast chipware that fit on is brand-new just can continue to use entire die, and needn't be as prior art, the monoblock mold insert need be changed very economical with materials and cost, very environmental protection.
A kind of manufacture method of injection mold, make mould earlier, and at die cavity charging aperture position reservation cavity, make the cast chipware again, 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 made for the Cr12MOV steel 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 a 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.On die ontology, be provided with a detachable cast chipware 2.Traditional injection mold is that this part is made an integral body with die ontology, innovation part of the present invention then is to be an individual components that is independent of die ontology 1 with this partial design, promptly 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 hole 6 on cast chipware 2 and the mould 1 links together by tight fit, promptly 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 chipware hole 6 accordingly 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 influences plastic shaping in course of work appearance wearing and tearing, just can pull down cast chipware 2 and change from mould 1, 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 improve the degree of anti-damage of cast chipware so greatly, and need not all to adopt the high steel of hardness to a whole set of mould, 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 deformation, and steel hardness can only reach 40 °-50 ° of Ge Shi because volume ratio is bigger, effect is reason not too all, now only need the cast chipware is heat-treated,, only be slightly larger than finger usually because cast chipware volume is very little, heat-treat very easy safety, and steel hardness can reach 60 ° of Ge Shi.When the cast chipware damages, then can enable standby cast chipware, 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 prior art, the monoblock mold insert need 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 mould earlier, and at die cavity charging aperture position reservation cavity, make the cast chipware again, 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 made for the Cr12MOV steel by grade of steel, and other parts of mould are that the steel of 3Cr13 are made by grade of steel.
Claims (7)
1. an injection mold comprises die ontology, it is characterized in that, described mould is provided with a detachable cast chipware.
2. injection mold as claimed in claim 1 is characterized in that, 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.
3. injection mold as claimed in claim 2 is characterized in that, the cast chipware hole tight fit on described cast chipware and the mould.
4. injection mold as claimed in claim 3 is characterized in that, described cast chipware is a cylinder, pours into a mould the chipware hole accordingly and also is cylinder.
5. as the described injection mold of arbitrary claim of claim 1 to 5, it is characterized in that the cast chipware is to be that the steel of Cr12MOV are made by grade of steel.
6. the manufacture method of an injection mold, make mould earlier, and at die cavity charging aperture position reservation cavity, make the cast chipware again, 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.
7. injection mold manufacture method as claimed in claim 6 is characterized in that, the cast chipware is made for the Cr12MOV steel 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 true CN102173032A (en) | 2011-09-07 |
| CN102173032B 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) |
Cited By (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 |
| 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 |
| 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 |
| 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 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1049310A (en) * | 1989-08-05 | 1991-02-20 | 三星电子株式会社 | The gate system of injection molding |
| WO1992013700A1 (en) * | 1991-02-12 | 1992-08-20 | Seiki Corporation | Improved hot runner mold arrangement and use thereof |
| EP0875354A1 (en) * | 1996-01-18 | 1998-11-04 | Hoya Corporation | Method of manufacturing lens, injection mold for molding of lens, and molded lens |
| CN2398074Y (en) * | 1999-12-09 | 2000-09-27 | 罗海生 | Sprue cover of injection mold |
| CN1299311A (en) * | 1999-03-01 | 2001-06-13 | 株式会社吉野工业所 | Insert part stuck cylindrical article, its forming method, and its forming device |
| 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
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1049310A (en) * | 1989-08-05 | 1991-02-20 | 三星电子株式会社 | The gate system of injection molding |
| WO1992013700A1 (en) * | 1991-02-12 | 1992-08-20 | Seiki Corporation | Improved hot runner mold arrangement and use thereof |
| EP0875354A1 (en) * | 1996-01-18 | 1998-11-04 | Hoya Corporation | Method of manufacturing lens, injection mold for molding of lens, and molded lens |
| CN1299311A (en) * | 1999-03-01 | 2001-06-13 | 株式会社吉野工业所 | 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 |
Non-Patent Citations (2)
| Title |
|---|
| 张维合主编: "《注塑模具设计实用教程》", 30 September 2007, 化学工业出版社 * |
| 邵守立主编: "《模具制造技术》", 30 June 2008, 高等教育出版社 * |
Cited By (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 |
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102173032B (en) | 2013-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102173032B (en) | Injection mould and manufacturing method thereof | |
| CN102145527B (en) | Injection mould with insert structure | |
| CN201989295U (en) | Injection molding die | |
| CN102601894B (en) | Car dustproof cover forming mould | |
| CN204135092U (en) | A kind of regeneration extrusion die | |
| CN204616236U (en) | A kind of middle frame structure | |
| CN104162631B (en) | Core fixing ring and method for making soluble core of swirler | |
| CN102615473A (en) | Manufacturing method of vacuum machine screw rotor | |
| CN101642790A (en) | Column tube single face square opening punch forming processing method | |
| CN103817863A (en) | Filling port of plastic forming die | |
| CN204247935U (en) | A kind of die casting for motorcycle starter end cover | |
| CN102962643A (en) | Manufacturing method of stranding dies | |
| CN202702507U (en) | Zipper stopper mould | |
| CN202070924U (en) | Fixture for processing elastic ring parts | |
| CN205467428U (en) | Bury container, pipeline with nonmetal strengthening rib prefabricating production mould glass steel | |
| CN2873450Y (en) | Playing card mold cutter | |
| CN101648230A (en) | Integral multi-core upper die | |
| CN204616237U (en) | A kind of middle frame structure | |
| CN104475582A (en) | Bending lower die for bending machine and manufacturing method for bending lower die | |
| CN202668885U (en) | Device facilitating quick maintenance of plastic mould | |
| CN203141774U (en) | Injection mould | |
| CN103862625A (en) | Injection mould and manufacturing method thereof | |
| CN108857299A (en) | A kind of wolfram steel mold production process | |
| CN202052860U (en) | Die structure | |
| CN202162371U (en) | Motor housing mold |
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: 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 |