CN202491382U - Three-plate mould - Google Patents
Three-plate mould Download PDFInfo
- Publication number
- CN202491382U CN202491382U CN2012200901907U CN201220090190U CN202491382U CN 202491382 U CN202491382 U CN 202491382U CN 2012200901907 U CN2012200901907 U CN 2012200901907U CN 201220090190 U CN201220090190 U CN 201220090190U CN 202491382 U CN202491382 U CN 202491382U
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- China
- Prior art keywords
- cylinder
- plate
- caster
- upper mounted
- stripper plate
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- Expired - Lifetime
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Abstract
The utility model relates to a three-plate mould, which comprises an upper fixing plate, a stripper plate, a female template and a male template, wherein the upper fixing plate is provided with a sprue puller pin penetrating through the stripper plate and used for fixing a material head, the three-plate mould further comprises a first cylinder used for pushing the stripper plate to move, and the first cylinder comprises a fixed end connected with the upper fixing plate, and a movable end connected with the stripper plate. In comparison with the prior art, the three-plate mould, provided by the utility model, has no spring and inner pull rod, the cylinder is arranged between the upper fixing plate and the stripper plate so as to separate the material head and the sprue puller pin, the working efficiency is improved, and the production stability is ensured.
Description
Technical field
The utility model relates to a kind of three board molds.
Background technology
Three board molds are a kind of when being used for injecting products and the mould of stub bar is arranged, and see also Fig. 1 and are three board mold structures commonly used in the prior art.This three board mold comprises stripper plate 11, caster 12 and male model plate 13.During die sinking, need stripper plate 11 and caster 12 to separate earlier, can guarantee that like this stub bar 31 and product 32 break off earlier; Continue die sinking then; When the distance between stripper plate 11 and the caster 12 during, need stripper plate 11 to move, thereby make stub bar 31 break away from the material grasping tips 14 greater than the length overall L4 of stub bar 31.And owing on the material grasping tip 14 back-off (not shown) is arranged; So stub bar 31 forms back-off power herein; This power can stop stripper plate 11 to move, and during die sinking, moulds fat shutter 24 with caster 12 and 13 lockings of male model plate; And the precompression of 22 springs separates stripper plate 11 and caster 12 earlier, and stub bar 31 will be opened with product in 32 minutes like this.When opening stroke reached L1, caster 12 began separately with male model plate 13, and when opening stroke reaches L1+L2, caster 12 will spur draw-in bar 23 and draw-in bar screw 21, and draw-in bar screw 21 moves stripper plate 11 at this moment, and stub bar 31 is ejected like this.The die sinking action is accomplished when opening stroke reaches L1+L2+L3.
Three board molds of said structure have been owing to used spring in the die sinking process, if this spring force is too little, be not enough to when die sinking, guarantee that stripper plate 11 and caster opened in 12 minutes, then the production wild effect can take place.If spring force is too big, then can increase clamp force, can cause like this need be bigger board, thereby increase the cost of product.Simultaneously because inside also is provided with draw-in bar 23, when stub bar 31 with after the material grasping tip 14 separates, stub bar 31 usually can be suspended on the draw-in bar 23, can't fall down smoothly, thereby influence production stability.
In addition; Mould fat shutter 24 in use; Need to regulate in it lock-screw so that its when reaching needed power and guaranteeing die sinking caster 12 not separated with male model plate 13, but coupling mechanism force again can not be too big, otherwise is unfavorable for the life-span of mould; So general employing manual adjustment, but this kind mode is lost time very much.And be the plastic cement saw lumber owing to mould fat shutter 24; After in mould, pushing a period of time; Deform easily, thereby lose the function of locking caster 12 and male model plate 13, just need this moment to mould fat open and close 24 inner bolts readjust the position or more renew mould fat shutter 24; Moreover owing to can't learn when mould fat shutter 24 can lose efficacy, in case and inefficacy can cause product bad.
The utility model content
The purpose of the utility model is to provide a kind of three board molds that need not spring and draw-in bar and can raise the efficiency and guarantee production stability.
For realizing aforementioned purpose; The utility model adopts following technical scheme: a kind of three board molds; Comprise the upper mounted plate, stripper plate, caster and the male model plate that set gradually; Said upper mounted plate is provided with and runs through stripper plate and in order to the fixing material grasping tip of stub bar, said three board molds comprise that also said first cylinder comprises the stiff end that is connected with upper mounted plate, the movable end that is connected with stripper plate in order to promote first cylinder of stripper plate displacement.
Further improvement as the utility model; Said first cylinder comprises first cylinder body and extends to the first piston bar that first cylinder interior also can be done linear reciprocating motion by the first cylinder body outside; Said first cylinder body is fixed in upper mounted plate, and the end of said first piston bar is embedded in the stripper plate.
As the further improvement of the utility model, said three board molds also comprise the pull bar that connects said upper mounted plate and stripper plate, and said pull bar and said first cylinder are relatively arranged on the two ends of upper mounted plate.
As the further improvement of the utility model, said three board molds comprise that also said second cylinder comprises the stiff end that is connected with upper mounted plate, the movable end that is connected with caster in order to promote second cylinder of caster displacement.
Further improvement as the utility model; Said second cylinder comprises second cylinder body and extends to second piston rod that second cylinder interior also can be done linear reciprocating motion by the second cylinder body outside; Said second cylinder body is fixed in a side of said caster, and the end of said second piston rod is embedded in the upper mounted plate.
As the further improvement of the utility model, said second cylinder body is fixed in caster through connecting plate.
As the further improvement of the utility model, between said connecting plate and the caster by bolt.
As the further improvement of the utility model, the outer wall of said second cylinder is provided with one in order to respond to the inductive switch of the piston shift position in said second cylinder.
Compared with prior art, the utility model need not spring and draw-in bar, through in the separation that is provided with between upper mounted plate and the stripper plate between the cylinder realization stub bar and the material grasping tip, has improved operating efficiency and has guaranteed the stability of producing.
Description of drawings
Fig. 1 is the structural representation of a kind of three board molds of the prior art.
Fig. 2 is the structural representation of three board molds in the specific embodiment of the utility model.
The specific embodiment
See also Fig. 2; A kind of three board molds comprise upper mounted plate 15, stripper plate 11, caster 12 and male model plate 13, and two cylinders (promptly in order to first cylinder 41 that promotes stripper plate 11 displacements with in order to promote second cylinder 44 of caster 12 displacements) of setting successively; Upper mounted plate 15 is provided with and runs through stripper plate 11 and in order to the fixing material grasping tip 14 of stub bar 31; First cylinder 41 comprises first cylinder body 411 and extends to first cylinder body, the 411 inner first piston bars 412 that also can do linear reciprocating motion by first cylinder body, 411 outsides; This first cylinder body 411 is fixed in fixed head 15 as stiff end, and the end of first piston bar 412 is embedded in the stripper plate 11 as movable end.Said second cylinder 44 comprises second cylinder body 441 and extends to second cylinder body, 441 inner second piston rods 442 that also can do linear reciprocating motion by second cylinder body, 441 outsides; This second cylinder body 441 is fixed in a side of caster 12 as movable end; Be connected through connecting plate 45 between second cylinder body 441 and the caster 12; 45 of this connecting plates are fixed on the caster 12 by screw 43; The outer wall of this second cylinder body 441 is provided with the inductive switch 46 of the piston shift position in this second cylinder 44 of induction; The position of this inductive switch 46 is determined that by the stroke distances of caster 12 required passing the end of second piston rod 442 is embedded in the upper mounted plate 15 as stiff end.This three board mold also comprises the pull bar 42 that connects upper mounted plate 15 and stripper plate 11, and the pull bar 42 and first cylinder 41 are relatively arranged on the two ends of upper mounted plate 15.
Said apparatus detailed movement process is following: when die sinking or 2 seconds in advance, the ventilation of second cylinder, 44 1 sides makes second cylinder 44 that caster 12 is passed, and male model plate 13 is also along with caster 12 moves together simultaneously, makes stub bar 31 and product 32 earlier separately like this.And when second cylinder 44 is passed certain distance with caster 12 (when second cylinder, 44 inner carriers were passed inductive switch 46 positions, inductive switch 46 can feed back an information, thereby second cylinder 44 stops ventilation); Second cylinder 44 stops ventilation; First cylinder 41 begins ventilation, and first cylinder 41 is passed stripper plate 11 and stub bar 31, makes stub bar 31 break away from the material grasping tip 14; Be that stub bar 31 is ejected; And when cylinder A41 push open L1 apart from the time (pull bar 43 move L1 distance), take off the stub bar action to accomplish, first cylinder also stops ventilation 41 this moments.
Compared with prior art, the utlity model has following advantage:
1), no spring, do not increase clamp force.
2), after the die sinking, between stripper plate 11 and caster 12, do not have draw-in bar, do not guarantee that stub bar is prone to drop, guaranteed the stability of product in the die production.
3), guarantee that the order of each plate die sinking is stable, to guarantee the stability of product in the die production.
4), need not manual adjustment, the stability in having improved efficient and having guaranteed to produce.
Although be the example purpose; The preferred implementation of the utility model is disclosed; But those of ordinary skill in the art will recognize, under situation about not breaking away from by the scope of the disclosed the utility model of appending claims and spirit, various improvement, increase and replacement are possible.
Claims (8)
1. board mold; Comprise the upper mounted plate, stripper plate, caster and the male model plate that set gradually; Said upper mounted plate is provided with and runs through stripper plate and in order to the fixing material grasping tip of stub bar; It is characterized in that: said three board molds comprise that also said first cylinder comprises the stiff end that is connected with upper mounted plate, the movable end that is connected with stripper plate in order to promote first cylinder of stripper plate displacement.
2. three board molds according to claim 1; It is characterized in that: said first cylinder comprises first cylinder body and extends to the first piston bar that first cylinder interior also can be done linear reciprocating motion by the first cylinder body outside; Said first cylinder body is fixed in upper mounted plate, and the end of said first piston bar is embedded in the stripper plate.
3. three board molds according to claim 1 is characterized in that: said three board molds also comprise the pull bar that connects said upper mounted plate and stripper plate, and said pull bar and said first cylinder are relatively arranged on the two ends of upper mounted plate.
4. three board molds according to claim 1 is characterized in that: said three board molds comprise that also said second cylinder comprises the stiff end that is connected with upper mounted plate, the movable end that is connected with caster in order to promote second cylinder of caster displacement.
5. three board molds according to claim 4; It is characterized in that: said second cylinder comprises second cylinder body and extends to second piston rod that second cylinder interior also can be done linear reciprocating motion by the second cylinder body outside; Said second cylinder body is fixed in a side of said caster, and the end of said second piston rod is embedded in the upper mounted plate.
6. three board molds according to claim 5 is characterized in that: said second cylinder body is fixed in caster through connecting plate.
7. three board molds according to claim 6 is characterized in that: between said connecting plate and the caster by bolt.
8. three board molds according to claim 4 is characterized in that: the outer wall of said second cylinder is provided with one in order to respond to the inductive switch of the piston shift position in said second cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200901907U CN202491382U (en) | 2012-03-12 | 2012-03-12 | Three-plate mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200901907U CN202491382U (en) | 2012-03-12 | 2012-03-12 | Three-plate mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202491382U true CN202491382U (en) | 2012-10-17 |
Family
ID=46997621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200901907U Expired - Lifetime CN202491382U (en) | 2012-03-12 | 2012-03-12 | Three-plate mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202491382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302817A (en) * | 2012-03-12 | 2013-09-18 | 苏州星诺奇传动科技有限公司 | Three-plate die |
-
2012
- 2012-03-12 CN CN2012200901907U patent/CN202491382U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103302817A (en) * | 2012-03-12 | 2013-09-18 | 苏州星诺奇传动科技有限公司 | Three-plate die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215000 Factory Buildings E1, E2, D2 and H of Zhongxin Science and Technology Industrial Workshop Phase II, No. 1 Kezhi Road, Suzhou Industrial Park, Jiangsu Province Patentee after: SUZHOU SINNOTECH ELECTRONIC TECHNOLOGY CO., LTD. Address before: 215000 E2 Workshop of Zhongxin Industrial Workshop, No. 1 Kezhi Road, Suzhou Industrial Park, Jiangsu Province Patentee before: Suzhou Sinnotech Electronic Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121017 |