CN202045838U - Unmanned degating cold-cutting mold of standard cutting tool of common plastic-injection machine - Google Patents
Unmanned degating cold-cutting mold of standard cutting tool of common plastic-injection machine Download PDFInfo
- Publication number
- CN202045838U CN202045838U CN2010206997459U CN201020699745U CN202045838U CN 202045838 U CN202045838 U CN 202045838U CN 2010206997459 U CN2010206997459 U CN 2010206997459U CN 201020699745 U CN201020699745 U CN 201020699745U CN 202045838 U CN202045838 U CN 202045838U
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- cutter
- river
- mouth
- standardization
- thimble
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Abstract
The utility model relates to an unmanned degating cold-cutting mold of a standard cutting tool of a common plastic-injection machine. A fixed mold plate, a movable mold plate and mold feet are arranged between a top plate and a bottom plate in sequence; an ejecting pin fixing plate and an ejecting pin top plate are arranged among the mold feet and the bottom plate in sequence; a fixed mold core and a movable mold core are respectively arranged in the fixed mold plate and the movable mold plate; the fixed mold plate or the movable mold plate is also internally provided with a groove for fixing a cutting tool fixing module and the standard cutting tool; the standard cutting tool is fixed in the groove by the cutting tool fixing module; the standard cutting tool is provided with an underflow channel; an outlet of the underflow channel is an edge gate sprue; return rods, a product ejecting pin, an edge gate sprue ejecting pin and an edge gate ejecting pin are respectively fixed on the ejecting pin fixing plate, and the edge gate sprue ejecting pin pushes a product upward to cut off the edge gate by the edge gate sprue; and the bottom plate is also provided with an electronic protection switch, and a central hole of the bottom plate is also internally provided with a plastic-injection machine ejecting roller for ejecting and pushing the ejecting pins and ejecting plates.
Description
Technical field
The utility model relates to the plastic mould of injection machine, mainly be meant a kind of on common injection machine by removable standardization cutter in mould, just can cut off automatically the big mouth of a river common injection machine standardization cutter nobody cut mouth of a river cold cut mould.
Background technology
The injection machine of present most injection moulding company all is not possess the traditional common injection machine that matched moulds ejects function, and this common injection machine accounts for more than 99% share in the whole world.Big entry nozzle injection mold has only by the processing of artificial back cuts the mouth of a river, and the big entry nozzle injection mold of remaining only a few can be by complicated row position (being slide block again), and high costs such as the high price cutter of rapid wear could be realized automation water dividing gap in the mould.Other is as the thin mouth of a river of pin mark, the diving mouth, the banana mouth of a river (crying the ox horn mouth of a river again), the half banana mouth of a river (crying the half ox horn mouth of a river again, a kind of new mouth of a river between the diving mouth and the banana mouth of a river), the wire dot system hot water mouth, though the function that needle valve hot water mouth etc. can have automation in the mould to cut off the water supply mouthful, but price is high, or forming defect is arranged, and does not replace the big mouth of a river.Present mould more than 60% all is the common big mouth of a river, wipe out the mouth of a river by the processing of artificial back and could realize that the mouth of a river separates with product: so human cost height, process that to wipe out mouth of a river otherness big after artificial, manually wipe out the mouth of a river and will use knife, the easy scratch of glue spare and bad, the also easy injured fatiguability of people.
Disclosed by retrieval document finds no and use the constructed of standardization cutter on plastic mould.
Summary of the invention
The purpose of this utility model provides a kind of common injection machine standardization cutter, and nobody cuts mouth of a river cold cut mould, by in quiet mould core rod or dynamic model core rod, being provided with the mode of fixed cutting tool stuck-module and removable standardization cutter, having realized to change core rod, only needed replacing standardization cutter can on various common injection machines, cut off the function at the big mouth of a river automatically.
The realization the technical solution of the utility model is: this plastic mould comprises top board, base plate, quiet template, moving platen, mould pin, thimble fixed head, thimble top board, goods thimble, quiet mould core rod, dynamic model core rod, big mouth of a river thimble, big mouth of a river cast gate thimble, push back pin, injection machine top rod, be disposed with quiet template, moving platen, mould pin between wherein said top board and the base plate, between mould pin and base plate, be disposed with thimble fixed head, thimble top board; Quiet mould core rod and dynamic model core rod are set respectively in described quiet template and moving platen, be respectively equipped with goods die cavity and the sprue identical with interior shape at quiet mould core rod and dynamic model core rod with the goods outer shape, in quiet mould core rod or dynamic model core rod, also be provided with the groove of fixed cutting tool stuck-module and standardization cutter, the cutter stuck-module is fixed on the standardization cutter in the groove, on the standardization cutter, be provided with the undercurrent road, the outlet in undercurrent road is exactly a big mouth of a river cast gate, the corresponding goods die cavity of big mouth of a river cast gate; On the thimble fixed head, be fixed with push back pin, goods thimble, big mouth of a river cast gate thimble, big mouth of a river thimble respectively, be set with retracting spring on the push back pin, the goods thimble contacts with the goods bottom surface, big mouth of a river thimble is connected with the big mouth of a river, goods bottom surface under the big mouth of a river cast gate of the corresponding standardization cutter of big mouth of a river cast gate thimble, big mouth of a river cast gate thimble upwards promote goods and cut off the big mouth of a river through the acute angle cutting edge of big mouth of a river cast gate; Between thimble top board and base plate, be provided with gag lever post, on base plate, also be provided with electric protection switch, in the centre bore of base plate, also be provided with the injection machine top rod of pushing tow thimble top board.
This technical scheme also comprises:
Described standardization cutter is a rectangle, its top be provided with inclination by wide to narrow acute angle shape undercurrent road, its narrow end is that flat slot-shaped big mouth of a river cast gate is the acute angle cutting edge, and the acute angle cutting edge that is somebody's turn to do is the cutting edge roundness that cuts off the big mouth of a river, is provided with the right angle boss in the lower end of standardization cutter; The right angle boss of the corresponding standardization cutter of described cutter stuck-module is provided with the right angle recess, and the cutter stuck-module is fixed on the standardization cutter in the described groove by the right angle boss of right angle recess extruding standardization cutter.
Described electric protection switch is used for mould matched moulds process, the contact of this electric protection switch confirm to contact with thimble top board bottom surface put in place after, injection machine could start injection and move.
The acute angle blade shape of described big mouth of a river cast gate comprises deltiod mouth or flat trapezoidal mouthful or flat ellipse mouth or flat half elliptic mouth or flat pair of arc port.
Described cutter stuck-module is reached the height of standardization cutter, all is same definite value at different moulds.
The thickness of described standardization cutter and tapering all are same definite values also at different moulds, are into glue width and the corresponding variation of cutter width do.So the cutter of water dividing gap is with regard to the seriation standardization.
The fixed screw of described cutter stuck-module is squeezed into by the die joint direction cutter stuck-module and standardization cutter is fixed in quiet mould core rod 1 or the dynamic model core rod 3.Make mould on injection machine, just can more finish changing new cutter and need not counterdie and could change.
The beneficial effect that the utlity model has: 1, because of processing behind the no mouth of a river, the average yield of plastic member product promotes 1～5%; 2, because of processing behind the no mouth of a river, every injection moulding board can directly reduce by 1～3 operative employee who cuts the mouth of a river; 3, on average reduce the cost 1～2% of raw material storage storage; 4, production efficiency on average promotes 1～2% indirect benefit; 5, the image of the busy dirty mistake of injection workshop has improved; 6, directly improve the profit and the CSAT of company; 7, obviously reduce production costs.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model, and expression cutter stuck-module and standardization cutter are in the injection formative stage in the dynamic model core rod.
Fig. 2 is the state that ejects of Fig. 1, and represents that quiet template separates with moving platen, big mouth of a river cast gate, and goods eject.
Fig. 3 is that the partial structurtes of Fig. 1 are improved schematic diagram, and expression cutter stuck-module and standardization cutter are in quiet mould core rod.
Fig. 4 is the A portion enlarged diagram of Fig. 1.
Fig. 5 is the big mouth of a river schematic diagram of Fig. 1.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 is the standardization cutter schematic diagram of Fig. 1.
Fig. 8 is the longitudinal sectional view of Fig. 7, represents big mouth of a river gate shape figure.
Fig. 9 is the B portion enlarged diagram of Fig. 3.
Figure 10 is the C portion enlarged diagram of Fig. 7, represents big mouth of a river cast gate outlet (acute angle cutting edge) shape figure.
Figure 11 is the assembling decomposing schematic representation of Fig. 3.
Among the figure: 1 quiet mould core rod; 2 standardization cutters; 3 dynamic model core rods; 4 goods; 5 sprues; 6 big mouth of a river cast gate thimbles; 7 goods dynamic model pull bars; 8 screws; 9 thimble top boards; 10 base plates; 11 mould pin; 12 retracting springs; 13 goods thimbles; 14 moving platens; 15 big mouth of a river thimbles; 16 push back pins; 17 quiet templates; 18 top boards; 19 thimble fixed heads; 20 injection machine top rods; 21 undercurrent roads; 22 big mouth of a river cast gates; 24 cutter stuck-modules; 25 hold-down screws; 26 gag lever posts; 27 electric protection switch; the 28 big mouths of a river; 29 right angle boss; 30 right angle recesses; 31 grooves; 32 goods die cavities.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1: this mould is mainly by quiet mould core rod 1; standardization cutter 2; dynamic model core rod 3; goods 4; sprue 5; big mouth of a river cast gate thimble 6; goods dynamic model pull bar 7; screw 8; thimble top board 9; base plate 10; mould pin 11; retracting spring 12; goods thimble 13; moving platen 14; big mouth of a river thimble 15; push back pin 16; quiet template 17; top board 18; thimble fixed head 19; injection machine top rod 20; cutter stuck-module 24; hold-down screw 25; gag lever post 26; electric protection switch 27; the big mouth of a river 28 is formed.
This routine design feature is embodied in standardization cutter 2 and cutter stuck-module 24.Wherein: be provided with groove 31 in the dynamic model core rod 3, standardization cutter 2 and cutter stuck-module 24 are arranged in the groove 31, there is right angle recess 30 cutter stuck-module 24 lower ends, there is right angle boss 29 standardization cutter 2 lower ends, right angle recess 30 is pressed on the right angle boss 29, hold-down screw 25 is fixed on 31 li of grooves with cutter stuck-module 24, have in the standardization cutter 2 inclination by wide to narrow acute angle shape undercurrent road 21, narrow end is that flat slot-shaped big mouth of a river cast gate 22 plays the effect of acute angle cutting edge, the acute angle cutting edge is the cutting edge roundness that cuts off the big mouth of a river 28, the goods die cavity 32 that sprue 5 and goods 4 are arranged in quiet mould core rod 1, goods thimble 13 contacts with goods 4 bottom surfaces, big mouth of a river thimble 15 is connected with the big mouth of a river 28, goods 4 bottom surfaces of big mouth of a river cast gate thimble 6 corresponding acute angle cutting edge apical graftings under big mouth of a river cast gate 22, when big mouth of a river cast gate thimble 6 upwards promoted goods 4, goods 4 cut off big mouth of a river cast gate 22 through the acute angle cutting edge.
This routine primary structure is identical with Fig. 1, difference is: in quiet mould core rod 1 fluted 31, standardization cutter 2 and cutter stuck-module 24 are arranged in the groove 31, there is right angle recess 30 cutter stuck-module 24 lower ends, there is right angle boss 29 standardization cutter 2 lower ends, right angle recess 30 is pressed on the right angle boss 29, hold-down screw 25 is fixed on 31 li of grooves with cutter stuck-module 24, have in the standardization cutter 2 inclination by wide to narrow acute angle shape undercurrent road 21, narrow end is the acute angle cutting edge of flat slot-shaped big mouth of a river cast gate 22, this acute angle cutting edge is the cutting edge roundness that cuts off the big mouth of a river 28, the die cavity 32 that sprue 5 and goods 4 are arranged in dynamic model core rod 3, goods thimble 13 contacts with goods 4 bottom surfaces, big mouth of a river thimble 15 is connected with the big mouth of a river 28, and goods dynamic model pull bar 7 alternative big mouth of a river cast gate thimble 6 corresponding acute angle cutting edges are connected with goods 4 bottom surfaces under the mouth of a river cast gate 22 greatly, when quiet mould core rod 1 moves upward, goods dynamic model pull bar 7 is held goods 4 downwards, and at this moment the acute angle cutting edge cuts off big mouth of a river cast gate 22.
Processing technology
1. big mouth of a river cast gate (2) advances the glue THICKNESS CONTROL at 0.4～2.0mm, and advancing the glue width, can to add great achievement fan-shaped;
2. the flat thimble (6) that ejects (cut-out) mouth of a river reduces moment of torsion and reaches little distortion as far as possible near big mouth of a river cast gate (2);
Above-mentioned the utility model relate on common injection machine can mould in automation cut the plastic mould design at the big mouth of a river, suitable side is advanced the mould of the various big mouth of a river of glue gate form, including but not limited to bend big mouth of a river gate forms such as latent sidewall, the latent sidewall in front mould side as the square sidewall of diving, side.Therefore guarantor of the present utility model pays the injection forming mold that area requirement is contained various square big mouths of a river gate form.
Claims (7)
- A common injection machine standardization cutter nobody cut mouth of a river cold cut mould, comprise top board, base plate, quiet template, moving platen, mould pin, thimble fixed head, thimble top board, goods thimble, quiet mould core rod, dynamic model core rod, big mouth of a river thimble, big mouth of a river cast gate thimble, push back pin, injection machine top rod, it is characterized in that being disposed with quiet template, moving platen, mould pin between described top board and the base plate, between mould pin and base plate, be disposed with thimble fixed head, thimble top board; Quiet mould core rod and dynamic model core rod are set respectively in described quiet template and moving platen, be respectively equipped with goods die cavity and the sprue identical with interior shape at quiet mould core rod and dynamic model core rod with the goods outer shape, in quiet mould core rod or dynamic model core rod, also be provided with the groove of fixed cutting tool stuck-module and standardization cutter, the cutter stuck-module is fixed on the standardization cutter in the groove, on the standardization cutter, be provided with the undercurrent road, the outlet in undercurrent road is exactly a big mouth of a river cast gate, the corresponding goods die cavity of big mouth of a river cast gate; On the thimble fixed head, be fixed with push back pin, goods thimble, big mouth of a river cast gate thimble, big mouth of a river thimble respectively, on push back pin, be set with retracting spring, this goods thimble contacts with the goods bottom surface, big mouth of a river thimble is connected with the big mouth of a river, goods bottom surface under the big mouth of a river cast gate of the corresponding standardization cutter of big mouth of a river cast gate thimble, big mouth of a river cast gate thimble upwards promote goods through the big big mouth of a river of gate cutting, the mouth of a river; Between thimble top board and base plate, be provided with gag lever post, on base plate, also be provided with electric protection switch, in the centre bore of base plate, also be provided with the injection machine top rod of pushing tow thimble top board.
- 2. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1, it is characterized in that described standardization cutter is a rectangle, its top be provided with inclination by wide to narrow acute angle shape undercurrent road, its narrow end is that flat slot-shaped big mouth of a river cast gate is the acute angle cutting edge, this acute angle cutting edge is the cutting edge roundness that cuts off the big mouth of a river, is provided with the right angle boss in the lower end of standardization cutter; The right angle boss of the corresponding standardization cutter of described cutter stuck-module is provided with the right angle recess, and the cutter stuck-module is fixed on the standardization cutter in the described groove by the right angle boss of right angle recess extruding standardization cutter.
- 3. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1; it is characterized in that described electric protection switch is used for mould matched moulds process; the contact of this electric protection switch confirm to contact with thimble top board bottom surface put in place after, injection machine could start injection and move.
- 4. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1, it is characterized in that the acute angle blade shape of described big mouth of a river cast gate comprises deltiod mouth or flat trapezoidal mouthful or flat ellipse mouth or flat half elliptic mouth or flat pair of arc port.
- 5. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1, it is characterized in that described cutter stuck-module, reaches the height of standardization cutter, all is same definite value at different moulds.
- 6. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1, it is characterized in that described cutter stuck-module, reaches the height of standardization cutter, thickness, tapering all is same definite value at different moulds, is into glue width and the corresponding variation of cutter width do.
- 7. nobody cuts mouth of a river cold cut mould common injection machine standardization cutter as claimed in claim 1, and the fixed screw that it is characterized in that described cutter stuck-module is squeezed into by the die joint direction cutter stuck-module and standardization cutter are fixed in quiet mould core rod (1) or the dynamic model core rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206997459U CN202045838U (en) | 2010-12-28 | 2010-12-28 | Unmanned degating cold-cutting mold of standard cutting tool of common plastic-injection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206997459U CN202045838U (en) | 2010-12-28 | 2010-12-28 | Unmanned degating cold-cutting mold of standard cutting tool of common plastic-injection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202045838U true CN202045838U (en) | 2011-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206997459U Expired - Fee Related CN202045838U (en) | 2010-12-28 | 2010-12-28 | Unmanned degating cold-cutting mold of standard cutting tool of common plastic-injection machine |
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| Country | Link |
|---|---|
| CN (1) | CN202045838U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921397A (en) * | 2014-02-28 | 2014-07-16 | 宁波市鄞州剑均机械科技有限公司 | Injection mould of direct drinking water magnetization filter housing cover |
| CN103921411A (en) * | 2013-01-15 | 2014-07-16 | 苏州汉扬精密电子有限公司 | Two-step ejection mechanism |
| CN104325609A (en) * | 2014-09-03 | 2015-02-04 | 大连理工大学 | Die inner side pouring gate aggregate automatic shearing apparatus |
| CN105538616A (en) * | 2015-12-10 | 2016-05-04 | 昌辉精密模具（黄山）有限公司 | Method for realizing automatic cutting of disc gate during mould ejection |
| CN105881842A (en) * | 2016-06-15 | 2016-08-24 | 昆山鑫泰利精密组件股份有限公司 | Tool edge cutting mechanism for injection mold |
| CN106827467A (en) * | 2017-04-01 | 2017-06-13 | 浙江科力塑料机械有限公司 | The pneumatic matched moulds protection device of die cylinder underneath type injection-blow molding machine |
| EP3357665A1 (en) | 2017-02-06 | 2018-08-08 | Essilor International | Injection molds including de-gating devices and methods for producing molded articles using the same |
-
2010
- 2010-12-28 CN CN2010206997459U patent/CN202045838U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921411A (en) * | 2013-01-15 | 2014-07-16 | 苏州汉扬精密电子有限公司 | Two-step ejection mechanism |
| CN103921411B (en) * | 2013-01-15 | 2016-12-28 | 苏州汉扬精密电子有限公司 | Secondary ejecting mechanism |
| CN103921397A (en) * | 2014-02-28 | 2014-07-16 | 宁波市鄞州剑均机械科技有限公司 | Injection mould of direct drinking water magnetization filter housing cover |
| CN104325609A (en) * | 2014-09-03 | 2015-02-04 | 大连理工大学 | Die inner side pouring gate aggregate automatic shearing apparatus |
| CN105538616A (en) * | 2015-12-10 | 2016-05-04 | 昌辉精密模具（黄山）有限公司 | Method for realizing automatic cutting of disc gate during mould ejection |
| CN105881842A (en) * | 2016-06-15 | 2016-08-24 | 昆山鑫泰利精密组件股份有限公司 | Tool edge cutting mechanism for injection mold |
| EP3357665A1 (en) | 2017-02-06 | 2018-08-08 | Essilor International | Injection molds including de-gating devices and methods for producing molded articles using the same |
| CN106827467A (en) * | 2017-04-01 | 2017-06-13 | 浙江科力塑料机械有限公司 | The pneumatic matched moulds protection device of die cylinder underneath type injection-blow molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20131228 |