CN101875225A - Injection mold with movable template ejecting mechanism - Google Patents
Injection mold with movable template ejecting mechanism Download PDFInfo
- Publication number
- CN101875225A CN101875225A CN 201010214606 CN201010214606A CN101875225A CN 101875225 A CN101875225 A CN 101875225A CN 201010214606 CN201010214606 CN 201010214606 CN 201010214606 A CN201010214606 A CN 201010214606A CN 101875225 A CN101875225 A CN 101875225A
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- China
- Prior art keywords
- moving platen
- thimble
- movable template
- injection mold
- solid plate
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Abstract
The invention relates to an injection mold with a movable template ejecting mechanism, comprising a fixed template, a female mold, a male mold and a movable template, wherein a mold cavity is formed among the front side surface of the movable template, the male mold and a female mold; a guiding slope is arranged on the fixed template, the back side of the movable template is provided with a wedge-shaped slope; a containing tank is arranged on the fixed template and is provided with a longitudinal extending tank bottom, and the tank bottom of the containing tank is connected with the guiding slope; and an ejection pin is slidably arranged on the movable template, and an elastic member is arranged between the movable template and the ejection pin. When the injection mold is assembled, the front end part of the ejection pin is flush with the front side surface of the movable template, and the back end part of the ejection pin protrudes out of the back side surface of the movable template and is contained in the containing tank; and when the injection mold is disassembled, the movable template downwards and backwards moves along the guiding slope, the back end part of the ejection pin elastically abuts against the tank bottom of the containing tank or the guiding slope, the ejection pin is gradually exposed on the front surface of the movable template so that an injection member is ejected away from the movable template, thereby avoiding the deformation of the injection member.
Description
Technical field
The present invention relates to a kind of injection mold that drives template.
Background technology
Injection forming mold generally comprises moving platen, solid plate, male model Renhe mother module core.In the forming process, the closed die cavity that forms of solid plate, male model Renhe mother module core and moving platen, injection machine is injected the plastic cement of molten state by nozzle in mould, and the plastic cement of molten state enters die cavity through running gate system; Through packing stage, keep-up pressure and remedy the volume contraction due to the material cooled curing in the mould, enter cooling stage then, the goods in the mould are further cooled off, when being cured to the demoulding smoothly male model Renhe moving platen is separated the removal goods with mother module core and solid plate.
Along with improving constantly of scientific and technological level, people are also more strict to the requirement of product appearance quality.More existing injection molds are when die sinking, moulding is adsorbed on mould or the die easily, and occur bending and deformation, some thin-walled parts such as notebook computer shell particularly are because its length or width dimensions are bigger, and wall thickness is thinner, therefore intensity is relatively poor, and when die sinking, the edge of injecting products very easily is adsorbed on the moving platen, and cause the moulding distortion, influence the quality of product.
Summary of the invention
The object of the invention provides a kind of ejecting mechanism that utilizes makes moulding can keep the injection mold of its original shape invariance in the process of die sinking.
For achieving the above object, the technical solution used in the present invention is: a kind of injection mold with movable template ejecting mechanism, comprise solid plate, be fixedly installed on the mother module core on the described solid plate, be arranged on the male model benevolence of described mother module core sidepiece movable along the longitudinally, moving platen, form die cavity between the front side surface of described moving platen and the described male model Renhe mother module core, has guiding surface on the described solid plate, the rear side of described moving platen has and the contacted wedge shape of described solid plate inclined-plane, also offer accepting groove on the described solid plate, described accepting groove has the groove bottom that extends longitudinally, the groove bottom of described accepting groove and described guiding surface join, be mounted slidably thimble on the described moving platen, be provided with elastomeric element between described moving platen and the thimble, when described injection mold matched moulds, the leading section of described thimble flushes with the front side surface of described moving platen, and the rearward end protrusion of described thimble and the rear side surface of described moving platen also are housed in the described accepting groove; When described injection mold die sinking, described moving platen moves downwards backward along described guiding surface, the rearward end of described thimble flexibly is against on the groove bottom or described guiding surface of described accepting groove, and the leading section of described thimble protrudes from the front side surface of described moving platen.
Say that further described moving platen comprises slide block and slide block inserts, described thimble is located on described slide block and the slide block inserts slidably, and described elastomeric element is a stage clip, and this stage clip is arranged between described thimble and the slide block inserts.
Further, described solid plate is provided with Angle Pin, and described moving platen is provided with pilot hole, and described Angle Pin is inserted in the described pilot hole slidably.
Because technique scheme utilization, the present invention compared with prior art has following advantage and effect: the present invention is by being provided with accepting groove on solid plate, unsteady thimble is set on moving platen, make thimble when matched moulds, be accommodated in the moving platen, do not influence moulding moulding in die cavity, and when die sinking, along with moving platen moves, thimble exposes the front surface of moving platen gradually, thereby from moving platen, both are separated on moulding top, thereby moulding can't separate and cause the moulding distortion with moving platen when avoiding die sinking.
Description of drawings
Accompanying drawing 1 is the structural representation of injection mold of the present invention when matched moulds;
Accompanying drawing 2～4 is the schematic diagram of injection mold die sinking process of the present invention;
Accompanying drawing 5～7 is the schematic diagram of injection mold matched moulds process of the present invention;
Wherein: 1, solid plate; 2, mother module core; 3, Angle Pin fixed block; 4, Angle Pin; 5, moving platen; 6, slide block inserts; 7, elasticity thimble; 8, stage clip; 9, male model benevolence; 10, moulding; 11, accepting groove; 13, slide block.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described, upper-lower position described in specification relation concerns identical with upper-lower position in the accompanying drawing 1, " preceding " described in the specification just refers to the left side in the accompanying drawing 1, and " back " side is meant the right side in the accompanying drawing 1.
A kind of injection mold with movable template ejecting mechanism, it comprises solid plate 1, be fixedly installed on mother module core 2 on the described solid plate 1, be arranged on described mother module core 2 downsides male model benevolence 9, be arranged on the moving platen 5 of described mother module core 2 and male model benevolence 9 sidepieces.
Wherein, form die cavity between the front side surface of described moving platen 5 and described male model benevolence 9 and the mother module core 2, has the guiding surface that extends backward on the described solid plate 1 downwards, the rear side of described moving platen 5 has and described solid plate 1 contacted wedge shape inclined-plane, described solid plate 1 is provided with Angle Pin 4, described moving platen 5 is provided with pilot hole, and described Angle Pin 4 is inserted in the described pilot hole slidably.During die sinking, male model benevolence 9 moves downward, and moving platen 5 moves downward backward along guiding surface and Angle Pin 4, thereby makes moulding 10 demouldings.
For moulding 10 can be separated with moving platen 5 at the die sinking initial stage, avoid it to be attached on and cause distortion on the moving platen, also offer accepting groove 11 on the described solid plate 1, described accepting groove 11 has the groove bottom that extends longitudinally, the groove bottom of described accepting groove 11 and described guiding surface join, be mounted slidably thimble 7 on the described moving platen 5, be provided with stage clip 8 between described moving platen 5 and the thimble 7, when described injection mold matched moulds, as shown in Figure 1, thimble 7 has the trend of motion backward under the effect of stage clip 8, the leading section of described thimble 7 flushes with the front side surface of described moving platen 5, and the rearward end protrusion of described thimble 7 and the rear side surface of described moving platen 5 also are housed in the described accepting groove 11; When described injection mold die sinking, described moving platen 5 moves downwards backward along described guiding surface, the rearward end of described thimble 7 flexibly was against on the groove bottom of described accepting groove 11 before this, the leading section of described thimble 7 protrudes from the front side surface of described moving platen 5 gradually, and the moulding that will be close on the front side surface of moving platen 5 backs down, it is separated, as shown in Figure 2 with moving platen 5; Along with moving platen 5 continues to move, the rearward end of thimble 7 flexibly is against on the described guiding surface, and the leading section overhang of thimble 7 increases gradually, breaks away from until moulding 10 and thimble 7, as shown in Figure 3; When moving platen 5 and solid plate 1 broke away from fully, stage clip 8 resetted, and the leading section of thimble 7 flushes with the front end face of moving platen 5 once more, and rearward end protrudes from the rear end face of moving platen 5, as shown in Figure 4.The matched moulds process is just opposite with the die sinking process, shown in accompanying drawing 5～7, repeats no more herein.
Preferably, installation for ease of thimble 7 and stage clip 8, and process difform moulding 10, described moving platen 5 is arranged to detachable form, described moving platen 5 comprises slide block 13 and slide block inserts 6, described thimble 7 is located on described slide block 13 and the slide block inserts 6 slidably, and described elastomeric element is a stage clip 8, and this stage clip 8 is arranged between described thimble 7 and the slide block inserts 6.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. injection mold with movable template ejecting mechanism, it is characterized in that: it comprises solid plate (1), be fixedly installed on the mother module core (2) on the described solid plate (1), be arranged on the male model benevolence (9) of described mother module core (2) sidepiece movable along the longitudinally, moving platen (5), form die cavity between the front side surface of described moving platen (5) and described male model benevolence (9) and the mother module core (2), described solid plate has guiding surface on (1), the rear side of described moving platen (5) has and the contacted wedge shape of described solid plate (1) inclined-plane, also offer accepting groove (11) on the described solid plate (1), described accepting groove (11) has the groove bottom that extends longitudinally, the groove bottom and the described guiding surface of described accepting groove (11) join, be mounted slidably thimble (7) on the described moving platen (5), be provided with elastomeric element between described moving platen (5) and the thimble (7), when described injection mold matched moulds, the leading section of described thimble (7) flushes with the front side surface of described moving platen (5), and the rearward end of described thimble (7) protrudes from the rear side surface of described moving platen (5) and is housed in the described accepting groove (11); When described injection mold die sinking, described moving platen (5) moves downwards backward along described guiding surface, the rearward end of described thimble (7) flexibly is against on the groove bottom or described guiding surface of described accepting groove (11), and the leading section of described thimble (7) protrudes from the front side surface of described moving platen (5).
2. the injection mold with movable template ejecting mechanism according to claim 1, it is characterized in that: described moving platen (5) comprises slide block (13) and slide block inserts (6), described thimble (7) is located on described slide block (13) and the slide block inserts (6) slidably, described elastomeric element is stage clip (8), and this stage clip (8) is arranged between described thimble (7) and the slide block inserts (6).
3. the injection mold with movable template ejecting mechanism according to claim 1, it is characterized in that: described solid plate (1) is provided with Angle Pin (4), described moving platen (5) is provided with pilot hole, and described Angle Pin (4) is inserted in the described pilot hole slidably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214606 CN101875225A (en) | 2010-06-30 | 2010-06-30 | Injection mold with movable template ejecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214606 CN101875225A (en) | 2010-06-30 | 2010-06-30 | Injection mold with movable template ejecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101875225A true CN101875225A (en) | 2010-11-03 |
Family
ID=43017958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010214606 Pending CN101875225A (en) | 2010-06-30 | 2010-06-30 | Injection mold with movable template ejecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101875225A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729410A (en) * | 2012-06-28 | 2012-10-17 | 宁国市华晟塑胶制品有限公司 | Mold having cooling system |
| CN102950733A (en) * | 2012-11-13 | 2013-03-06 | 凡嘉科技（无锡）有限公司 | Track structure of line position ejection structure |
| CN103144251A (en) * | 2013-04-02 | 2013-06-12 | 勋龙精密模具(昆山)有限公司 | Die with die core balancing function |
| CN111633911A (en) * | 2020-06-08 | 2020-09-08 | 东莞顶钧塑胶模具有限公司 | Double-colored product injection mold convenient to drawing of patterns |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405490Y (en) * | 2009-05-18 | 2010-02-17 | 徐茂盛 | Slanted-top ejecting mechanism with internal ejector |
| CN201721010U (en) * | 2010-06-30 | 2011-01-26 | 圣美精密工业(昆山)有限公司 | Injection mold with movable template ejecting mechanism |
-
2010
- 2010-06-30 CN CN 201010214606 patent/CN101875225A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405490Y (en) * | 2009-05-18 | 2010-02-17 | 徐茂盛 | Slanted-top ejecting mechanism with internal ejector |
| CN201721010U (en) * | 2010-06-30 | 2011-01-26 | 圣美精密工业(昆山)有限公司 | Injection mold with movable template ejecting mechanism |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729410A (en) * | 2012-06-28 | 2012-10-17 | 宁国市华晟塑胶制品有限公司 | Mold having cooling system |
| CN102729410B (en) * | 2012-06-28 | 2015-08-19 | 宁国市华晟塑胶制品有限公司 | A kind of mould with cooling system |
| CN102950733A (en) * | 2012-11-13 | 2013-03-06 | 凡嘉科技（无锡）有限公司 | Track structure of line position ejection structure |
| CN103144251A (en) * | 2013-04-02 | 2013-06-12 | 勋龙精密模具(昆山)有限公司 | Die with die core balancing function |
| CN111633911A (en) * | 2020-06-08 | 2020-09-08 | 东莞顶钧塑胶模具有限公司 | Double-colored product injection mold convenient to drawing of patterns |
| CN111633911B (en) * | 2020-06-08 | 2021-02-26 | 东莞顶钧塑胶模具有限公司 | Double-colored product injection mold convenient to drawing of patterns |
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Application publication date: 20101103 |