CN105965794A - Circular product injection mold with push rod type sliding block demolding structure - Google Patents
Circular product injection mold with push rod type sliding block demolding structure Download PDFInfo
- Publication number
- CN105965794A CN105965794A CN201610526607.2A CN201610526607A CN105965794A CN 105965794 A CN105965794 A CN 105965794A CN 201610526607 A CN201610526607 A CN 201610526607A CN 105965794 A CN105965794 A CN 105965794A
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- China
- Prior art keywords
- mold
- cavity
- slide block
- feet
- front mold
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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
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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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 a circular product injection mold with a push rod type sliding block demolding structure. The injection mold comprises a front mold and a back mold, wherein the front mold comprises a panel, two front mold feet and a front mold plate; the back mold comprises a bottom plate, two back mold feet and a back mold plate; a front mold ejection plate is arranged between the two front mold feet; a back mold ejection plate is arranged between the two back mold feet; a front mold core assembly is arranged in the front mold plate; a back mold core assembly is arranged in the back mold plate; front mold cavities are formed in the front mold core assembly; sliding block cavities are formed outside outer circumferences of the front mold cavities; sliding blocks are arranged in the sliding block cavities; ends of the multiple sliding blocks are assembled to form circular cavity walls of an injection molding cavity; push rods are arranged on the front mold ejection plate and can act on the sliding blocks; one side, far away from the front mold cavity, of each sliding block is an inclined surface; and the sliding block cavities also comprise inclined surface cavities walls matched with the inclined surfaces of the sliding blocks. According to the injection mold, the size of the sliding blocks is small, the demolding structure is simple, the machining cost of the mold is reduced, the whole mold runs stably, the sliding blocks can move synchronously, the demolding position is accurate, and the product quality is improved.
Description
Technical field
The present invention relates to technical field of mold, particularly to a kind of circular product injection mold with push-down slide block demolding structure.
Background technology
For some circular product, due to its small volume, and border has annular back-off, needs compared with multi-slide to splice conglobate product.After injection mo(u)lding, need to realize the demoulding by slide block.Traditional slide block demoulding is to complete the back-off demoulding of product by Angle Pin core_pulling demoulding.This mode has the disadvantages that one is that slide block is more, and each slide block is bad fixing；Two is that slide block volume is bigger；Three be motion time each slide block can not be the most consistent motion, make slide block damage.The die sinking distance that traditional slide block stripping means makes mould actual is big, and slide block volume is big, not only wasting space but also increase processing cost, demoulding difficulty, and not easy-maintaining.
Summary of the invention
For solving above-mentioned technical problem, it is an object of the invention to provide a kind of circular product injection mold with push-down slide block demolding structure, can ensure being synchronized with the movement of all slide blocks when die sinking, stripping action is more reliable and more stable.
nullFor realizing above-mentioned technical purpose，Reach above-mentioned technique effect，The present invention is achieved through the following technical solutions: a kind of circular product injection mold with push-down slide block demolding structure，Including front mould and rear mold，This front mould includes panel、It is vertically installed on rear side of panel two front mould feet and the front template being horizontally placed on two front mould feet，This rear mold includes base plate、It is vertically installed on front side of base plate two rear mold feet and the rear pattern plate being horizontally placed on two rear mold feet，It is provided with front mould top board between two front mould feet，It is provided with rear mold top board between two rear mold feet，Described front template is provided with front cavity assembly，Rear pattern plate is provided with rear cavity assembly，Front cavity assembly is provided with the front die cavity of circle，Multiple and front mould cavity slide block chamber it is evenly distributed with outside the excircle of this front die cavity，Each slide block chamber is respectively equipped with a slide block，Front die cavity on front cavity assembly、The injection die cavity for molding circular product is cooperatively formed between multiple slide blocks and rear cavity assembly，Wherein，The end of multiple slide blocks is spliced to form the circular cavity wall of injection die cavity，Described front mould top board be provided with multiple respectively with the position push rod one to one of multiple slide blocks，Push rod can act on slide block，The side away from front die cavity of slide block is inclined-plane，Slide block chamber also has the inclined-plane cavity wall matched on the inclined-plane with slide block.
Further, described panel is provided through the front mould guide pillar of front mould top board, described base plate is provided through the rear mold guide pillar of rear mold top board.
Further, described front cavity assembly includes the first front cavity and is positioned at the second front cavity on rear side of the first front cavity, described rear cavity assembly includes rear mold mold insert, the first rear cavity and is positioned at the second rear cavity on front side of the first rear cavity, this rear mold mold insert is arranged in the first rear cavity and the second rear cavity, and the anterior of rear mold mold insert inserts in front die cavity.
The invention has the beneficial effects as follows: the front cavity assembly of the present invention is provided with front die cavity, multiple slide block chamber it is uniformly provided with outside the excircle of front die cavity, slide block chamber is provided with slide block, the end of multiple slide blocks is spliced into circle, the push rod corresponding with the position of slide block it is fixed with on front mould top board, push rod can act on slide block, when die sinking, top board can drive all push rods to eject, all of slide block synchronizes to eject under the effect of push rod, owing to slide block and slide block chamber have the inclined-plane cooperated, thus slide block can be radially away from again injection die cavity during ejecting backward and move, thus realize the disengaging of slide block and product, complete the demoulding of product back-off.Slide block volume in the present invention is little, and demolding structure is simple, reduces mould processing cost, and whole mould is stable, and slide block can be synchronized with the movement, and de-molding position is accurate, improves product quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is the structural representation that the slide block in the present invention matches with front cavity assembly.
Fig. 4 is the structural representation of the product of institute of the present invention molding.
Detailed description of the invention
Below in conjunction with the accompanying drawings presently preferred embodiments of the present invention is described in detail, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
nullAs shown in Figures 1 to 4，A kind of circular product injection mold with push-down slide block demolding structure，Including front mould and rear mold，This front mould includes panel 1、Two the front mould feet 2 being vertically installed on rear side of panel 1 and the front template 3 being horizontally placed on two front mould feet 2，This rear mold includes base plate 4、Two the rear mold feet 5 being vertically installed on front side of base plate 4 and the rear pattern plate 6 being horizontally placed on two rear mold feet 5，It is provided with front mould top board 7 between two front mould feet 2，It is provided with rear mold top board 8 between two rear mold feet 5，Described front template 3 is provided with front cavity assembly，Rear pattern plate 6 is provided with rear cavity assembly，Front cavity assembly is provided with the front die cavity 9 of circle，Multiple and front mould cavity slide block chamber it is evenly distributed with outside the excircle of this front die cavity 9，Each slide block chamber is respectively equipped with a slide block 10，Front die cavity 9 on front cavity assembly、The injection die cavity for molding circular product is cooperatively formed between multiple slide blocks 10 and rear cavity assembly，Wherein，The end of multiple slide blocks 10 is spliced to form the circular cavity wall of injection die cavity，Described front mould top board 7 be provided with multiple respectively with push rod 11 one to one, position of multiple slide blocks 10，Push rod 11 can act on slide block 10，The side away from front die cavity 9 of slide block 10 is inclined-plane，Slide block chamber also has the inclined-plane cavity wall that the inclined-plane with slide block 10 matches.
Furtherly, described panel 1 is provided through the front mould guide pillar 12 of front mould top board 7, described base plate 4 is provided through the rear mold guide pillar 13 of rear mold top board 8.
Furtherly, described front cavity assembly includes the first front cavity 14 and is positioned at the second front cavity 15 on rear side of the first front cavity 14, described rear cavity assembly includes rear mold mold insert the 16, first rear cavity 17 and is positioned at the second rear cavity 18 on front side of the first rear cavity 17, this rear mold mold insert 16 is arranged in the first rear cavity 17 and the second rear cavity 18, and the anterior of rear mold mold insert 16 inserts in front die cavity 9.
During work, circular product 19 is molded by the injection die cavity of this injection mold, then, rear mold is moved rearwards by, to carry out die sinking, during die sinking, front mould top board 7 on front mould ejects, front mould top board 7 drives all push rods 11 to eject, and all of slide block 10 synchronizes to eject, owing to slide block 10 and slide block chamber have the inclined-plane cooperated under the effect of push rod 11, thus under the effect on inclined-plane, slide block 10 can be radially away from again injection die cavity during ejecting backward and move, thus realizes the disengaging of slide block 10 and product, completes the demoulding of product back-off.Finally, the product after molding can be ejected by rear mold top board 8 by ejecting mechanism, completes the demoulding of product.
Slide block volume in the present invention is little, and demolding structure is simple, reduces mould processing cost, and whole mould is stable, and slide block can be synchronized with the movement, and de-molding position is accurate, improves product quality.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (3)
- null1. a circular product injection mold with push-down slide block demolding structure，It is characterized in that: include front mould and rear mold，This front mould includes panel、It is vertically installed on rear side of panel two front mould feet and the front template being horizontally placed on two front mould feet，This rear mold includes base plate、It is vertically installed on front side of base plate two rear mold feet and the rear pattern plate being horizontally placed on two rear mold feet，It is provided with front mould top board between two front mould feet，It is provided with rear mold top board between two rear mold feet，Described front template is provided with front cavity assembly，Rear pattern plate is provided with rear cavity assembly，Front cavity assembly is provided with the front die cavity of circle，Multiple and front mould cavity slide block chamber it is evenly distributed with outside the excircle of this front die cavity，Each slide block chamber is respectively equipped with a slide block，Front die cavity on front cavity assembly、The injection die cavity for molding circular product is cooperatively formed between multiple slide blocks and rear cavity assembly，Wherein，The end of multiple slide blocks is spliced to form the circular cavity wall of injection die cavity，Described front mould top board be provided with multiple respectively with the position push rod one to one of multiple slide blocks，Push rod can act on slide block，The side away from front die cavity of slide block is inclined-plane，Slide block chamber also has the inclined-plane cavity wall matched on the inclined-plane with slide block.
- The circular product injection mold with push-down slide block demolding structure the most according to claim 1, it is characterised in that: it is provided through the front mould guide pillar of front mould top board on described panel, described base plate is provided through the rear mold guide pillar of rear mold top board.
- The circular product injection mold with push-down slide block demolding structure the most according to claim 1, it is characterized in that: described front cavity assembly includes the first front cavity and is positioned at the second front cavity on rear side of the first front cavity, described rear cavity assembly includes rear mold mold insert, the first rear cavity and is positioned at the second rear cavity on front side of the first rear cavity, this rear mold mold insert is arranged in the first rear cavity and the second rear cavity, and the anterior of rear mold mold insert inserts in front die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526607.2A CN105965794B (en) | 2016-07-06 | 2016-07-06 | A kind of circular product injection mold with push-down sliding block demolding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526607.2A CN105965794B (en) | 2016-07-06 | 2016-07-06 | A kind of circular product injection mold with push-down sliding block demolding structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105965794A true CN105965794A (en) | 2016-09-28 |
| CN105965794B CN105965794B (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610526607.2A Active CN105965794B (en) | 2016-07-06 | 2016-07-06 | A kind of circular product injection mold with push-down sliding block demolding structure |
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| CN (1) | CN105965794B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564167A (en) * | 2016-10-21 | 2017-04-19 | 江苏大学 | Single straight PIN plugin female base axial side core pulling insert injection mould structure |
| CN106671350A (en) * | 2017-01-18 | 2017-05-17 | 沙洲职业工学院 | Twice injection mold of bi-material cover body |
| CN108127858A (en) * | 2017-12-20 | 2018-06-08 | 优力精密塑胶（苏州）有限公司 | A kind of flip-over type carries the injection mold in the profile-followed water route of 3D printing |
| CN113001885A (en) * | 2021-02-08 | 2021-06-22 | 范佳康 | Mould for injection molding of plastic water cup |
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| CN201399881Y (en) * | 2009-04-30 | 2010-02-10 | 厦门捷信达模具塑胶有限公司 | Internal core-pulling device of plastic mould |
| US20120091314A1 (en) * | 2010-10-19 | 2012-04-19 | Cheng Uei Precision Industry Co., Ltd. | Mold |
| CN104029355A (en) * | 2014-05-29 | 2014-09-10 | 浙江凯华模具有限公司 | Demolding mechanism of plastic injection mold with convex ring cylindrical product at outer side |
| CN203994454U (en) * | 2014-03-21 | 2014-12-10 | 苏州益群模具有限公司 | A kind of automobile bumper injection mould tool |
| CN204354420U (en) * | 2014-12-16 | 2015-05-27 | 苏州汇众模塑有限公司 | A kind of easily demoulding injection mold |
| CN105196496A (en) * | 2015-09-30 | 2015-12-30 | 台州市黄岩炜大塑料机械有限公司 | Plastic clamping ring mould splicing block translation and diagonal-supporting demoulding mechanism |
| CN205905343U (en) * | 2016-07-06 | 2017-01-25 | 健大电业制品（昆山）有限公司 | Circular product injection mold with push -down slider demoulding structure |
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2016
- 2016-07-06 CN CN201610526607.2A patent/CN105965794B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201399881Y (en) * | 2009-04-30 | 2010-02-10 | 厦门捷信达模具塑胶有限公司 | Internal core-pulling device of plastic mould |
| US20120091314A1 (en) * | 2010-10-19 | 2012-04-19 | Cheng Uei Precision Industry Co., Ltd. | Mold |
| CN203994454U (en) * | 2014-03-21 | 2014-12-10 | 苏州益群模具有限公司 | A kind of automobile bumper injection mould tool |
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| CN204354420U (en) * | 2014-12-16 | 2015-05-27 | 苏州汇众模塑有限公司 | A kind of easily demoulding injection mold |
| CN105196496A (en) * | 2015-09-30 | 2015-12-30 | 台州市黄岩炜大塑料机械有限公司 | Plastic clamping ring mould splicing block translation and diagonal-supporting demoulding mechanism |
| CN205905343U (en) * | 2016-07-06 | 2017-01-25 | 健大电业制品（昆山）有限公司 | Circular product injection mold with push -down slider demoulding structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564167A (en) * | 2016-10-21 | 2017-04-19 | 江苏大学 | Single straight PIN plugin female base axial side core pulling insert injection mould structure |
| CN106564167B (en) * | 2016-10-21 | 2019-02-05 | 江苏大学 | A kind of straight PIN needle plug-in unit base axial direction side core-pulling insert injection moulding mode structure of list |
| CN106671350A (en) * | 2017-01-18 | 2017-05-17 | 沙洲职业工学院 | Twice injection mold of bi-material cover body |
| CN106671350B (en) * | 2017-01-18 | 2022-09-13 | 沙洲职业工学院 | Secondary injection mold of two-material cover body |
| CN108127858A (en) * | 2017-12-20 | 2018-06-08 | 优力精密塑胶（苏州）有限公司 | A kind of flip-over type carries the injection mold in the profile-followed water route of 3D printing |
| CN113001885A (en) * | 2021-02-08 | 2021-06-22 | 范佳康 | Mould for injection molding of plastic water cup |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105965794B (en) | 2018-02-23 |
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Effective date of registration: 20230328 Address after: 523000 No. 72, Jinxia huancun West Road, Chang'an Town, Dongguan City, Guangdong Province Patentee after: GUANGDONG KENTA ELECTRIC POWER INDUSTRY Co.,Ltd. Address before: No. 888, Luyang Xinmao Road, Zhoushi Town, Kunshan City, Suzhou City, Jiangsu Province 215300 Patentee before: Kenta Enterprise Co.,Ltd. |