CN102896745B - Mold capable of realizing delayed ejection and accelerated ejection simultaneously - Google Patents
Mold capable of realizing delayed ejection and accelerated ejection simultaneously Download PDFInfo
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- CN102896745B CN102896745B CN201210387040.7A CN201210387040A CN102896745B CN 102896745 B CN102896745 B CN 102896745B CN 201210387040 A CN201210387040 A CN 201210387040A CN 102896745 B CN102896745 B CN 102896745B
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- ejector retainner
- retainner plate
- jacking block
- acceleration
- push rod
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- 230000003111 delayed effect Effects 0.000 title abstract 4
- 230000001133 acceleration Effects 0.000 claims description 48
- 238000009434 installation Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 230000017105 transposition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 23
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a mold capable of realizing delayed ejection and accelerated ejection simultaneously, and solves the problems that the conventional ejection structure is complicated, a matching effect is poor, working efficiency is reduced, and the like because only delayed ejection or accelerated ejection can be realized independently. The mold capable of realizing delayed ejection and accelerated ejection simultaneously comprises a movable mold fixing plate positioned on the bottom side and a movable mold plate positioned on the upper side, wherein an ejector plate capable of vertically lifting is arranged in a space between the movable mold fixing plate and the movable mold plate; an ejector rod slidably penetrates through the ejector plate along the vertical direction; the ejector plate is hinged with an accelerated ejector block; the swing end of one side of the accelerated ejector block is pressed against and in contact with the bottom of the ejector rod; and an accelerated blocking rod is arranged between the swing end of the other side of the accelerated ejector block and the movable mold plate. The accuracy of an ejection effect is perfected, a discharging effect, success rate and working efficiency are improved, and the mold is flexibly operated.
Description
Technical field
The invention belongs to injection mold technical field, relate to a kind of ejecting structure, particularly the slow top of a kind of combination and the mould structure that accelerates top.
Background technology
Mould be in industrial production in order to injection moulding, blowing, extrude, various moulds and instrument that the method such as die casting or forging forming, smelting, punching press, stretching obtains required product.In brief, mould is the instrument for formed article, and this instrument is made up of various parts, and different moulds is made up of different parts.It mainly realizes the processing of article profile by the change of institute's moulding material physical state.
In the discharge process of moulding module, conventionally rely on the effect of ejecting structure to realize.In actual production operation, for the volume module product many and complicated compared with large, interior tendon position, for preventing that product top is white and product being deviate from from the flat top of moulding muscle, slow top need to be set and accelerate top two structures, if adopt common secondary ejection structure need to arrange two cover head boards and release fixed head, cause thus ejecting structure complexity, mechanism complicated, reduce operating efficiency, high in cost of production problem.
Moreover the existing single acceleration roof construction of die industry itself is just more numerous and diverse, its concrete structure is: on mould, do two groups of ejector retainner plates, utilize lever principle to make wherein one group of ejector retainner plate accelerate to eject when mould ejection; And the existing acceleration roof construction of die industry cannot realize slow top, greatly reduce the flexibility of die face to multiple module operation, cause interacting in structure it is more complicated to connect simultaneously.
Therefore according to above-mentioned technical problem and defect, be badly in need of a kind of easy reliability that can significantly promote the effect of ejecting of research invention as early as possible, strengthen the ejecting structure that ejects effect flexibility and multimode mating type simultaneously.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, propose one and utilized seesaw and the effect of combining of elastic buffer two principles, realize slow top and accelerate two kinds, top mode the object that is incorporated into same ejecting structure, improve thus the accuracy of the effect that ejects, promote discharging effect and success rate, increase work efficiency, increase the slow top of combination and the mould structure that accelerates top of productivity effect.
Object of the present invention can realize by following technical proposal: the slow top of a kind of combination and the mould structure that accelerates top, comprise the dynamic mould fixing plate that is positioned at bottom side and the moving platen that is positioned at upside, described dynamic mould fixing plate and moving platen can oscilaltion at a distance of setting in empty ejector retainner plate, it is characterized in that, on described ejector retainner plate, be equipped with push rod along being vertically to slide, on described ejector retainner plate, be hinged with acceleration jacking block, one side-sway moved end of described acceleration jacking block leans and contacts with the bottom of above-mentioned push rod, between the opposite side swinging end of described acceleration jacking block and above-mentioned moving platen, acceleration pin is set, the top side of described acceleration jacking block convexes with corner locating portion, on described ejector retainner plate, corresponding above-mentioned corner locating portion is convexly equipped with gear platform, described corner locating portion and gear have between platform the remaining Ullage of corner from.
The slow top of this combination with accelerate in the mould structure on top moving platen and dynamic mould fixing plate and be and be arranged in parallel, and between the two at a distance of suitable space length, ejector retainner plate is set in parallel in space between the two.The remaining Ullage of corner is from being the distance of accelerating between jacking block top side and gear platform, the width of this distance determines to accelerate the angular range that jacking block can rotate, and then determine that push rod realizes the cushion stroke length on slow top, when the remaining Ullage of corner is when be null value, slow top acts on disappearance thus.The top of push rod is provided with corresponding mould, and after injection mo(u)lding, on mould, support has module, and push rod rises module is ejected with mould and is separated, and realizes discharging effect.
Ejecting in discharge process, the bottom surface of first accelerating jacking block is mutually smooth with dynamic mould fixing plate, to guarantee the precisely correct of push rod initial position.Ejector retainner plate is with average rate vertical motion, accelerating thus jacking block separates with dynamic mould fixing plate, because of a side-sway moved end of push rod pressure holding acceleration jacking block, therefore be rotated in the forward after acceleration jacking block is stressed, the swinging end leaning along with bottom at the uniform velocity moves down, push rod keeps static in this section of stroke, realizes slow top time delay sections.By seesaw principle, accelerate the opposite side of jacking block and upwarp rotation, lean and contact with gear platform until accelerate the corner locating portion of jacking block top side, and swinging end stops operating and moves down, delaying top time delay finishes, and then push rod rises with ejector retainner plate synchronous uniform velocity under drive.Continue steadily to rise, move to the opposite side swinging end that accelerates jacking block by accelerate pin and moving platen formation three successively against, because this swinging end is subject to pressure on top surface, therefore accelerate the stressed rear reverse rotation of jacking block, by seesaw principle, the offside swinging end that accelerates jacking block upwarps rotation, thus the push rod contacting is applied to rising thrust, cause push rod synchronous acceleration in the time of the drive of ejector retainner plate to rise and eject, realize and accelerate to push work.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described acceleration pin is fixedly arranged on above-mentioned moving platen, and accelerates pin along stretching straight down, the relative laying of standing erect in a side-sway moved end of its bottom and acceleration jacking block.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described acceleration pin is " L " bent, and one bending minor face is installation portion, and described installation portion forms assembling by bolt part and above-mentioned moving platen and is connected; The long limit of another bending is shift rod, and described shift rod is along stretching straight down.The installation position of shift rod with accelerate jacking block one side-sway moved end is relative stands erect, guarantee that thus accelerating jacking block while rising to appropriate location, one side-sway moved end can offset and contact with the bottom of shift rod.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described acceleration pin is one and is fixedly arranged on a side-sway moved end of accelerating jacking block, and accelerates pin along stretching, extension straight up.Because the area of moving platen is larger, therefore when acceleration jacking block rises to appropriate location, the acceleration pin on one side-sway moved end can offset and contact with the bottom surface of moving platen.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, on described ejector retainner plate, offer slip hole, described push rod is arranged in above-mentioned slip hole vertically, and the sheathed Compress Spring in the bottom of push rod.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described slip hole be end mouth large, push up young step through hole, the bottom of described push rod has annular block seat, above-mentioned Compress Spring is sheathed on push rod, and the step of its upper end and slip hole inside leans, its lower end and annular block seat lean.Compress Spring is positioned at the bottom place of push rod, and it provides buffer spring, due to the compressive state of Compress Spring guaranteed push rod bottom with accelerate the jacking block moment contact; And in the slow top stage, Compress Spring plays good elastic buffer effect, guarantees to cushion the reliable effect of time delay.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described ejector retainner plate comprises solid upper ejector retainner plate and the lower ejector retainner plate pasting mutually, on described lower ejector retainner plate, locate jointed shaft by fixed block, described acceleration jacking block is turning set and is located on above-mentioned jointed shaft, described upper ejector retainner plate is put down to extension and is protruded from lower ejector retainner plate, the bottom surface that described upper ejector retainner plate protrudes forms above-mentioned gear platform, and described acceleration jacking block makes its corner locating portion form against contacting with the bottom surface of ejector retainner plate by transposition.The quantity of fixed block is two, is and is symmetrically set in the both sides of accelerating jacking block, and fixed block is positioned by the two ends of jointed shaft.
In the mould structure pushing up with acceleration on the slow top of above-mentioned combination, described acceleration jacking block is hinged by centre position, its both sides are symmetrical set the swinging end of strip-shaped, and accelerate relative two swinging ends in centre of jacking block and upwards form and be convexly equipped with part, and described corner locating portion is positioned at the salient angle place that is convexly equipped with part.
Compared with prior art, the mould structure that push up with acceleration on the slow top of this combination is by acceleration jacking block effect of combining with Compress Spring of rotatable swing, utilize the action that matches of seesaw and elastic buffer two principles, realize the slow top delay operation in elementary step, and the operation of the acceleration in latter end stage top, reach thus an ejecting structure and there are two kinds of pushing methods that combine, thereby improve the accuracy of the effect that ejects, promote discharging effect and success rate, increase work efficiency, increase productivity effect; Simultaneously by adjust the remaining Ullage of corner from width, and then the haul distance on the slow top of regulation and control, when Ullage more than corner is when being null value, this ejecting structure is single acceleration top effect, realize thus the flexibility that single ejecting structure has the multiple mode of action, simultaneously structure arranges simply, reliable effect, processing and manufacturing be with low cost.
Brief description of the drawings
Fig. 1 is initial position structural representation in the slow top of this combination and the mould structure that accelerates top.
Fig. 2 is slow top status architecture schematic diagram in the slow top of this combination and the mould structure that accelerates top.
Fig. 3 is the slow top of this combination and accelerate in the mould structure on top at the uniform velocity propradation structural representation.
Fig. 4 accelerates top status architecture schematic diagram in the slow top of this combination and the mould structure that accelerates top.
In figure, 1, dynamic mould fixing plate; 2, moving platen; 3, upper ejector retainner plate; 4, lower ejector retainner plate; 5, push rod; 6, Compress Spring; 7, accelerate pin; 8, accelerate jacking block; 8a, swinging end; 8b, corner locating portion; 9, jointed shaft; 10, fixed block.
Detailed description of the invention
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the slow top of this combination comprises the dynamic mould fixing plate 1 that is positioned at bottom side and the moving platen 2 that is positioned at upside with the mould structure that accelerates top, dynamic mould fixing plate 1 and moving platen 2 can oscilaltion at a distance of setting in empty ejector retainner plate, on ejector retainner plate, be equipped with push rod 5 along being vertically to slide, on ejector retainner plate, be hinged with the acceleration jacking block 8 that can be ejected by a swinging end 8a push rod 5.
Moving platen 2 and dynamic mould fixing plate 1 are and are arranged in parallel, and between the two at a distance of suitable space length, ejector retainner plate is set in parallel in space between the two.Ejector retainner plate comprises mutually solid upper ejector retainner plate 3 and the lower ejector retainner plate 4 pasting, on upper ejector retainner plate 3 and lower ejector retainner plate 4, be communicated with and offer slip hole, slip hole be end mouth large, push up young step through hole, push rod 5 is arranged in vertically in slip hole and forms relative sliding and connects.The bottom of push rod 5 has annular block seat, is sheathed on the bottom place of push rod 5 by a Compress Spring 6, and the step of the upper end of Compress Spring 6 and slip hole inside leans, and its lower end and annular block seat lean.
On lower ejector retainner plate 4, locate jointed shaft 9 by fixed block 10, acceleration jacking block 8 is turning set to be located on jointed shaft 9, and the quantity of fixed block 10 is two, is and is symmetrically set in the both sides of accelerating jacking block 8, and fixed block 10 is positioned by the two ends of jointed shaft 9.Accelerate jacking block 8 hinged by centre position, its both sides are symmetrical set the swinging end 8a of strip-shaped, a side-sway moved end 8a who accelerates jacking block 8 leans and contacts with the bottom of push rod 5, because Compress Spring 6 is positioned at the bottom place of push rod 5, it provides buffer spring, due to the compressive state of Compress Spring 6 guaranteed push rod 5 bottoms with accelerate 8 moment of jacking block contact; And in the slow top stage, Compress Spring 6 plays good elastic buffer effect, guarantees to cushion the reliable effect of time delay.
Upper ejector retainner plate 3 is flat protrudes from lower ejector retainner plate 4 to extension, and the bottom surface that upper ejector retainner plate 3 protrudes forms gear platform; The relative two swinging end 8a in centre that accelerate jacking block 8 upwards form and are convexly equipped with part, and this side salient angle place that is convexly equipped with part forms the 8b of corner locating portion.This 8b of corner locating portion and the gear space distance between platform be more than corner Ullage from, the remaining Ullage of this corner from width determine to accelerate 8 angular ranges that can rotate of jacking block, and then determine that push rod 5 realizes the cushion stroke length on slow top, when the remaining Ullage of corner is when be null value, slow top acts on disappearance thus.Accelerate jacking block 8 and be subject to pressure holding by the swinging end 8a contacting with push rod 5 and forward transposition makes the 8b of its corner locating portion after one section of radian stroke, form against contacting with the bottom surface (keeping off platform) of ejector retainner plate.
On moving platen 2, set firmly an acceleration pin 7, accelerate pin 7 and be " L " bent, one bending minor face is installation portion, and this installation portion forms assembling by bolt part and moving platen 2 and is connected; The long limit of another bending is shift rod, and this shift rod is along stretching straight down.The installation position of shift rod stands facing each other mutually with a side-sway moved end 8a who accelerates jacking block 8, guarantees that thus one side-sway moved end 8a can offset and contact with the bottom of shift rod in the time that acceleration jacking block 8 rises to appropriate location.
The top of push rod 5 is provided with corresponding mould, and after injection mo(u)lding, on mould, support has module, and push rod 5 rises module is ejected with mould and is separated, and realizes discharging effect.
Ejecting in discharge process, the bottom surface of first accelerating jacking block 8 is mutually smooth with dynamic mould fixing plate 1, to guarantee the precisely correct of push rod 5 initial positions.Ejector retainner plate is with average rate vertical motion, accelerating thus jacking block 8 separates with dynamic mould fixing plate 1, because of the push rod 5 sheathed Compress Springs 6 in bottom, therefore under the elastic stretch power effect of Compress Spring 6, a side-sway moved end 8a of jacking block 8 is accelerated in pressure holding, along with the distance between ejector retainner plate and dynamic mould fixing plate 1 increases gradually, therefore under the state with motion space, accelerate jacking block 8 stressed and be rotated in the forward, the swinging end 8a leaning along with bottom at the uniform velocity moves down, push rod 5 keeps static in this section of stroke, realizes preliminary slow top time delay sections.By seesaw principle, the opposite side that accelerates jacking block 8 upwarps rotation, until accelerate the 8b of corner locating portion of jacking block 8 top sides and the bottom surface (keeping off platform) of ejector retainner plate, leaning contacts, and swinging end 8a stops operating and moves down, slow top time delay finishes, and then push rod 5 rises with ejector retainner plate synchronous uniform velocity under driving.After continuing steadily to rise, move to the opposite side swinging end 8a that accelerates jacking block 8 by accelerate pin 7 and moving platen 2 form three successively against, be that opposite side swinging end 8a stroke is obstructed and stops lifting height, due to this swinging end, 8a is subject to keeping off pressure, therefore accelerate the stressed rear reverse rotation of jacking block 8, by seesaw principle, the offside swinging end 8a that accelerates jacking block 8 upwarps rotation, thus the push rod 5 contacting is applied to rising thrust, cause push rod 5 synchronous acceleration in the time of the drive of ejector retainner plate to rise and eject, realize and accelerate to push work.
Embodiment bis-
The present embodiment is basic identical with structure and the principle of embodiment mono-, and different place is:
Accelerate pin and be one and be fixedly arranged on that to accelerate a side-sway moved end 8a of jacking block 8 upper, and accelerate pin along stretching straight up.Accelerating jacking block 8 while reclining the initial position of dynamic mould fixing plate 1, accelerate between top and the moving platen 2 of pin apart necessarily every Ullage from, because of the area of moving platen 2 larger, when therefore acceleration jacking block 8 rises to appropriate location, acceleration pin on one side-sway moved end 8a can offset and contact with the bottom surface of moving platen 2, and then is realized and accelerated to push work by seesaw principle.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendments or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used dynamic mould fixing plate 1 herein; Moving platen 2; Upper ejector retainner plate 3; Lower ejector retainner plate 4; Push rod 5; Compress Spring 6; Accelerate pin 7; Accelerate jacking block 8; Swinging end 8a; The 8b of corner locating portion; Jointed shaft 9; Fixed block 10 terms such as grade, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (8)
1. slow the top and the mould structure that accelerates top of combination, comprise the dynamic mould fixing plate that is positioned at bottom side and the moving platen that is positioned at upside, described dynamic mould fixing plate and moving platen can oscilaltion at a distance of setting in empty ejector retainner plate, it is characterized in that, on described ejector retainner plate, be equipped with push rod along being vertically to slide, on described ejector retainner plate, be hinged with acceleration jacking block, one side-sway moved end of described acceleration jacking block leans and contacts with the bottom of above-mentioned push rod, between the opposite side swinging end of described acceleration jacking block and above-mentioned moving platen, acceleration pin is set, the top side of described acceleration jacking block convexes with corner locating portion, on described ejector retainner plate, corresponding above-mentioned corner locating portion is convexly equipped with gear platform, described corner locating portion and gear have between platform the remaining Ullage of corner from.
2. the slow top of combination according to claim 1 and the mould structure that accelerates top, is characterized in that, described acceleration pin is fixedly arranged on above-mentioned moving platen, and accelerate pin along stretching straight down, its bottom and the relative laying of standing erect in a side-sway moved end of accelerating jacking block.
3. the slow top of combination according to claim 2 and the mould structure that accelerates top, is characterized in that, described acceleration pin is " L " bent, and one bending minor face is installation portion, and described installation portion forms assembling by bolt part and above-mentioned moving platen and is connected; The long limit of another bending is shift rod, and described shift rod is along stretching straight down.
4. the slow top of combination according to claim 1 and the mould structure that accelerates top, is characterized in that, described acceleration pin is one and is fixedly arranged on a side-sway moved end of accelerating jacking block, and accelerate pin along stretching straight up.
5. according to the slow top of the combination described in claim 1 or 2 or 3 or 4 and the mould structure that accelerates top, it is characterized in that, on described ejector retainner plate, offer slip hole, described push rod is arranged in above-mentioned slip hole vertically, and the sheathed Compress Spring in the bottom of push rod.
6. the slow top of combination according to claim 5 and the mould structure that accelerates top, it is characterized in that, described slip hole be end mouth large, push up young step through hole, the bottom of described push rod has annular block seat, above-mentioned Compress Spring is sheathed on push rod, and the step of its upper end and slip hole inside leans, its lower end and annular block seat lean.
7. according to the slow top of the combination described in claim 1 or 2 or 3 or 4 and the mould structure that accelerates top, it is characterized in that, described ejector retainner plate comprises solid upper ejector retainner plate and the lower ejector retainner plate pasting mutually, on described lower ejector retainner plate, locate jointed shaft by fixed block, described acceleration jacking block is turning set and is located on above-mentioned jointed shaft, described upper ejector retainner plate is put down to extension and is protruded from lower ejector retainner plate, the bottom surface that described upper ejector retainner plate protrudes forms above-mentioned gear platform, and described acceleration jacking block makes its corner locating portion form against contacting with the bottom surface of ejector retainner plate by transposition.
8. according to the slow top of the combination described in claim 1 or 2 or 3 or 4 and the mould structure that accelerates top, it is characterized in that, described acceleration jacking block is hinged by centre position, its both sides are symmetrical set the swinging end of strip-shaped, and accelerate relative two swinging ends in centre of jacking block and upwards form and be convexly equipped with part, described corner locating portion is positioned at the salient angle place that is convexly equipped with part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210387040.7A CN102896745B (en) | 2012-10-12 | 2012-10-12 | Mold capable of realizing delayed ejection and accelerated ejection simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210387040.7A CN102896745B (en) | 2012-10-12 | 2012-10-12 | Mold capable of realizing delayed ejection and accelerated ejection simultaneously |
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| Publication Number | Publication Date |
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| CN102896745A CN102896745A (en) | 2013-01-30 |
| CN102896745B true CN102896745B (en) | 2014-08-20 |
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| CN201210387040.7A Expired - Fee Related CN102896745B (en) | 2012-10-12 | 2012-10-12 | Mold capable of realizing delayed ejection and accelerated ejection simultaneously |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105216251B (en) * | 2015-11-04 | 2017-11-03 | 东莞市誉铭新精密技术股份有限公司 | A kind of mould water nozzle ejecting mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006062336A (en) * | 2004-08-26 | 2006-03-09 | Aisan Ind Co Ltd | Mold structure |
| CN201371564Y (en) * | 2009-02-23 | 2009-12-30 | 福星塑胶模具(深圳)有限公司 | Injection mold ejector pin structure |
| CN201889886U (en) * | 2010-11-01 | 2011-07-06 | 常州维卡塑业有限公司 | Lawn mower pinch demoulding device |
| CN202021776U (en) * | 2011-03-23 | 2011-11-02 | 泰瑞机器制造(中国)有限公司 | Ejection and fast-assembly structure of injection machine |
| CN202805571U (en) * | 2012-10-12 | 2013-03-20 | 青岛海信模具有限公司 | Slowing ejection and accelerating ejection combined mold structure |
-
2012
- 2012-10-12 CN CN201210387040.7A patent/CN102896745B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006062336A (en) * | 2004-08-26 | 2006-03-09 | Aisan Ind Co Ltd | Mold structure |
| CN201371564Y (en) * | 2009-02-23 | 2009-12-30 | 福星塑胶模具(深圳)有限公司 | Injection mold ejector pin structure |
| CN201889886U (en) * | 2010-11-01 | 2011-07-06 | 常州维卡塑业有限公司 | Lawn mower pinch demoulding device |
| CN202021776U (en) * | 2011-03-23 | 2011-11-02 | 泰瑞机器制造(中国)有限公司 | Ejection and fast-assembly structure of injection machine |
| CN202805571U (en) * | 2012-10-12 | 2013-03-20 | 青岛海信模具有限公司 | Slowing ejection and accelerating ejection combined mold structure |
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| CN102896745A (en) | 2013-01-30 |
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Effective date of registration: 20190301 Address after: 528303 East 6 Rongqi Avenue, Shunde District, Foshan City, Guangdong Province Patentee after: FOSHAN SHUNDE RONGSHENG PLASTIC CO.,LTD. Address before: 266114 No. 18 Juxianqiao Road, Qingdao Hi-tech Industrial Development Zone, Shandong Province Patentee before: QINGDAO HISENSE MOULD Co.,Ltd. |
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Granted publication date: 20140820 |