CN102689420B - Mould ingate excises mechanism automatically - Google Patents
Mould ingate excises mechanism automatically Download PDFInfo
- Publication number
- CN102689420B CN102689420B CN201110069754.9A CN201110069754A CN102689420B CN 102689420 B CN102689420 B CN 102689420B CN 201110069754 A CN201110069754 A CN 201110069754A CN 102689420 B CN102689420 B CN 102689420B
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- mould
- executive component
- actuated element
- ingate
- thimble
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Abstract
The present invention provides a kind of mould ingate automatically to excise mechanism, it is applied to a plastic mould, when plastic cement sand off pressurize cool down, element is driven to start action and transmitted by the power of this transmission component, this executive component is made to rotate, cast gate is completely cut off by the spill edge of a knife of its upper end, makes runner and plastic cement products be kept completely separate.Compared to prior art, mould ingate of the present invention excises mechanism automatically, just can at mould inside automatic break gate at product cooling stage, so as to be kept completely separate with product, eliminate the operation that cast gate carries out processing after die sinking, shorten the production cycle of product, reduce production cost.
Description
[technical field]
The present invention relates to a kind of mold mechanism, the mould ingate particularly to a kind of plastic mould excises mechanism automatically.
[background technology]
Cast gate is the melten gel passage of connecting passage and die cavity in the running gate system of ejection shaping die.Side gate and tab gate are gate design the most commonly used in plastic mould, the advantage of this type of gate design be easy to process, pressure damage little, be easily modified, its shortcoming is to be connected together with runner after product depanning, need artificial excision cast gate or excise cast gate with special tool, so that put into certain manpower and materials for this, the whole production cycle also has certain prolongation；Additionally in the process of excision cast gate, also can produce certain faulty materials and defective products, ultimately result in the rising of production cost.
Under the production model that automated production degree now is increasingly higher, it is necessary to develop the mechanism of a kind of internal automatic desprucing of plastic mould shortening production cycle, reduction production cost in fact.
[summary of the invention]
In view of this, it is an object of the invention to provide a kind of shorten the production cycle, reduce production cost mould ingate automatically excise mechanism.
In order to achieve the above object, the present invention provides a kind of mould ingate automatically to excise mechanism, is applied in a mould, and this mould includes a caster, a male template and a liftout plate, it is characterised in that this mould ingate automatically excises mechanism and includes:
One positioning component, it includes a location board and a thimble, this location board is fixedly arranged in this male template, and it is provided with a manhole in mould open/close direction, this thimble can be arranged at the lower section of this mould gate up and downly, its lower end is fixedly arranged on this liftout plate, and its main body runs through this male template, this location board and this male die core, and can be up and down in the manhole of this board；
One executive component, this executive component is a rotary cutter, its main body is columnar structured and can be sheathed on to left rotation and right rotation on this thimble, glue-feeder when its upper end is provided with a spill edge of a knife as formed product, the manhole of this board and the gap of this thimble can be inserted in left rotation and right rotation ground in its lower end, being additionally provided with a polygon force structure in the main body of this executive component, this force structure can be snapped in left rotation and right rotation on this location board；
One drives element, and it is fixedly arranged on the outside of this male template, for providing driving force for this executive component；
One transmission component, it includes one first actuated element and one second actuated element, one end of this first actuated element is connected on this driving element, its other end is hinged with this second actuated element or engages, this the second actuated element engagement sleeves is located on the polygon force structure of this executive component, and the driving force of this driving element is converted to the torsion making this executive component rotate by this transmission component.
Preferably, this driving element is a cylinder, and the piston rod of this cylinder provides the driving force of front-rear reciprocation movement, and this driving force is converted to the torsion making this executive component left rotation and right rotation by this transmission component.
Preferably, this first actuated element is a connecting rod, second actuated element is a fork, the one end fits of this fork is sheathed on the polygon force structure of this executive component, its other end is provided with a guide runner, one end of this connecting rod is fixed on the piston of this cylinder, and its other end is articulated with on the guide runner of this fork movably.
Preferably, this first actuated element is a gear, and this second actuated element is a tooth bar, and this gear engagement sleeves is located on the polygon force structure of this executive component, this tooth bar one end is fixed on the piston of this cylinder, and the tooth of its side engages this gear and carries out power transmission.
Mould ingate of the present invention excises mechanism automatically, it is applied to a plastic mould, when plastic cement sand off pressurize cool down, element is driven to start action and transmitted by the power of this transmission component, this executive component is made to rotate, cast gate is completely cut off by the spill edge of a knife of its upper end, makes runner and plastic cement products be kept completely separate；Cooling is after molding terminates, mould die sinking ejecting product；Then liftout plate resets, mould matched moulds, simultaneously this driving element returns by the mating reaction of this transmission component, makes this executive component reversely rotate and resets, and mould enters next one molding cycle.
Compared to prior art, mould ingate of the present invention excises mechanism automatically, just can at mould inside automatic break gate at product cooling stage, so as to be kept completely separate with product, eliminate the operation that cast gate carries out processing after die sinking, shorten the production cycle of product, reduce production cost.
[accompanying drawing explanation]
Fig. 1 is that mould ingate of the present invention excises mechanism automatically in the schematic diagram of an embodiment.
Fig. 2 is the internal structure schematic diagram of Fig. 1.
Fig. 3 is the partial enlarged drawing in Fig. 2.
Fig. 4 is the structural representation that mould ingate of the present invention excises the executive component of mechanism automatically.
Fig. 5 is that mould ingate of the present invention excises mechanism automatically in the structural representation of another embodiment.
[detailed description of the invention]
Below with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Embodiment 1
Refer to Fig. 1 to Fig. 4, mould ingate of the present invention automatically excises mechanism and is applied in a plastic mould, for producing a product 10, this plastic mould includes caster 001, male template 002 and a liftout plate 003, plastic cement filling molding one plastic cement products 10 and runner 11 after this mould matched moulds, the glue-feeder of this runner 11 designs for side gate.This mould ingate automatically excises mechanism and includes location board 20, thimble 30, rotary cutter 40, fork 50, connecting rod 60 and a cylinder 70.
This location board 20 is fixedly arranged in this male template 002, and it is provided with a manhole in this mould open/close direction, this thimble 30 is movably set in the lower section of this mould gate, its lower end is fixedly arranged on this liftout plate 003, its main body runs through this male template 002 and this location board 20, and can be up and down in the manhole of this location board 20.
The main body of this rotary cutter 40 is columnar structured and can be sheathed on to left rotation and right rotation on this thimble 30, glue-feeder when its upper end is provided with a spill edge of a knife 41 as this product 10 molding, the manhole of this location board 20 and the gap of this thimble 30 can be inserted in left rotation and right rotation ground in its lower end, the main body of this rotary cutter 40 is additionally provided with a hexagon force structure 42, this hexagon force structure 42 can be snapped in left rotation and right rotation on this location board 20, this hexagon force structure is driven rotary cutter 40 to rotate by applied force effect, thus cast gate is completely cut off by this spill edge of a knife 41 of this rotary cutter 40 upper end, this runner 11 is made to be kept completely separate with this plastic cement products 10；
One end of this fork 50 is provided with a hexagon through hole, and the size of this hexagon through hole is suitable with the size of the hexagon force structure 42 of this rotary cutter 40, and this fork 50 nationality is sheathed on this rotary cutter 40 by this hexagon through hole；The other end of this fork 50 begins with a strip through hole guide runner.One end of this connecting rod 60 is welded on the piston of this cylinder 70 and makes the two be integrally forming, and its other end passes through a pin-hinges on the strip through hole guide runner of this fork 50.This cylinder 70 is fixedly arranged on the outside of this male template 002, and the piston of this cylinder 70 provides the driving force of front-rear reciprocation movement, and this driving force is converted to, by this connecting rod 60 and this fork 50, the torsion making this rotary cutter 40 left rotation and right rotation.
Work process: when plastic cement sand off pressurize cool down, the piston of this cylinder 70 is released forward, this fork 50 counter-clockwise swing is promoted by this connecting rod 60, so that this rotary cutter 40 rotates with this thimble 30 counterclockwise for rotating shaft, cast gate is completely cut off by the spill edge of a knife 42 of its upper end, makes this runner 11 be kept completely separate with this plastic cement products 10；After cooling molding terminates, this mould die sinking, this liftout plate moves upward, and this product 10 is ejected by the ejecting mechanism of mould, and this runner 11 is ejected by this thimble 30 simultaneously；Then this liftout plate 003 resets, mould matched moulds, and the piston of this cylinder 70 resets and backward by the mating reaction of this connecting rod 60 and this fork 50 simultaneously, makes this rotary cutter 40 turn clockwise resets, and mould enters next one molding cycle.
Embodiment 2
Refer to Fig. 5, in the present embodiment, this fork 50 in embodiment 1 is replaced to a gear 80, this gear 80 center offers a hexagon through hole, the size of this hexagon through hole is suitable with the size of the hexagon force structure 42 of this rotary cutter 40, and this gear 80 nationality is sheathed on this rotary cutter 40 by this hexagon through hole；This connecting rod 60 in embodiment 1 is replaced to a tooth bar 90, and one end of this tooth bar 90 is riveted on the piston of this cylinder 70, and the tooth on its other end side and this gear 80 engage each other.
Work process: when plastic cement sand off pressurize cool down, the piston of this cylinder 70 is released forward, this tooth bar 90 is promoted to travel forward, engagement due to this tooth bar 90 with this gear 80, this gear 80 rotates counterclockwise, so that this rotary cutter 40 rotates with this thimble 30 counterclockwise for rotating shaft, cast gate is completely cut off by the spill edge of a knife 42 of its upper end, makes this runner 11 be kept completely separate with this plastic cement products 10；After cooling molding terminates, this mould die sinking, this liftout plate 003 moves upward, and this product 10 is ejected by the ejecting mechanism of mould, and this runner 11 is ejected by this thimble 30 simultaneously；Then this liftout plate resets, mould matched moulds, and the piston of this cylinder 70 resets and backward by the mating reaction of this connecting rod 60 and this fork 50 simultaneously, makes this rotary cutter 40 turn clockwise resets, and mould enters next one molding cycle.
Compared to prior art, mould ingate of the present invention excises mechanism automatically, just can at mould inside automatic break gate at product cooling stage, so as to be kept completely separate with product, eliminate the operation that cast gate carries out processing after die sinking, shorten the production cycle of product, reduce production cost.
Claims (3)
1. mould ingate excises a mechanism automatically, is applied in a mould, and this mould includes a caster, a male template and a liftout plate, it is characterised in that this mould ingate automatically excises mechanism and includes:
One positioning component, it includes a location board and a thimble, this location board is fixedly arranged in this male template, and it is provided with a manhole in mould open/close direction, this thimble can be arranged at the lower section of this mould gate up and downly, its lower end is fixedly arranged on this liftout plate, and its main body runs through this male template, this location board and a male die core, and can be up and down in the manhole of this board；
One executive component, this executive component is a rotary cutter, its main body is columnar structured and can be sheathed on to left rotation and right rotation on this thimble, glue-feeder when its upper end is provided with a spill edge of a knife as formed product, the manhole of this location board and the gap of this thimble can be inserted in left rotation and right rotation ground in its lower end, being additionally provided with a polygon force structure in this executive component main body, this force structure can be snapped in left rotation and right rotation on this location board；
One drives element, and it is fixedly arranged on the outside of this male template, for providing driving force for this executive component；
One transmission component, it includes one first actuated element and one second actuated element, one end of this first actuated element is connected on this driving element, its other end is hinged with this second actuated element or engages, this the second actuated element engagement sleeves is located on the polygon force structure of this executive component, and the driving force of this driving element is converted to the torsion making this executive component rotate by this transmission component；
Wherein, this driving element is a cylinder, and the piston rod of this cylinder provides the driving force of front-rear reciprocation movement, and this driving force is converted to the torsion making this executive component left rotation and right rotation by this transmission component.
2. mould ingate according to claim 1 excises mechanism automatically, it is characterized in that, this first actuated element is a connecting rod, this second actuated element is a fork, the one end fits of this fork is sheathed on the polygon force structure of this executive component, its other end is provided with a guide runner, and one end of this connecting rod is fixed on the piston of this cylinder, and its other end is articulated with on the guide runner of this fork movably.
3. mould ingate according to claim 1 excises mechanism automatically, it is characterized in that, this second actuated element is a gear, this first actuated element is a tooth bar, this gear engagement sleeves is located on the polygon force structure of this executive component, this tooth bar one end is fixed on the piston of this cylinder, and the tooth of its side engages this gear and carries out power transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110069754.9A CN102689420B (en) | 2011-03-23 | 2011-03-23 | Mould ingate excises mechanism automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110069754.9A CN102689420B (en) | 2011-03-23 | 2011-03-23 | Mould ingate excises mechanism automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102689420A CN102689420A (en) | 2012-09-26 |
| CN102689420B true CN102689420B (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110069754.9A Expired - Fee Related CN102689420B (en) | 2011-03-23 | 2011-03-23 | Mould ingate excises mechanism automatically |
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| CN (1) | CN102689420B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568204A (en) * | 2012-07-26 | 2014-02-12 | 特新光电科技股份有限公司 | Lever type mold ejection mechanism of ejection molding machine |
| CN103692623A (en) * | 2013-12-19 | 2014-04-02 | 重庆前卫宏华科技有限责任公司 | Full-automatic rotary water gap cutting machine |
| CN103801742B (en) * | 2014-03-18 | 2016-05-04 | 苏州工业职业技术学院 | Automatically milling cast gate machine |
| CN104162961A (en) * | 2014-07-03 | 2014-11-26 | 联塑市政管道（河北）有限公司 | A rotary type automatic degating device |
| CN105904680B (en) * | 2016-06-07 | 2018-10-09 | 广东联塑科技实业有限公司 | A kind of mold automatically cutting off the mouth of a river |
| CN107030255B (en) * | 2017-06-12 | 2023-01-24 | 浙江坤博精工科技股份有限公司 | Mould for precision casting wax pressing device |
| CN107932846B (en) * | 2017-12-26 | 2023-07-18 | 张家港中天精密模塑有限公司 | Injection molding impeller gate removing mechanism |
| CN114030143B (en) * | 2021-11-17 | 2022-07-22 | 徐州云泰精密技术有限公司 | Collecting ring water gap punching device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824358A (en) * | 1987-07-17 | 1989-04-25 | Shinkoh Sellbic Co., Ltd. | Resin molding die |
| CN202071302U (en) * | 2011-03-23 | 2011-12-14 | 汉达精密电子(昆山)有限公司 | Automatic cutoff mechanism for gate in mould |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2670089B2 (en) * | 1988-06-09 | 1997-10-29 | 株式会社新興セルビック | Mold for resin molding |
| JPH0338316A (en) * | 1989-07-04 | 1991-02-19 | Shinko Serubitsuku:Kk | Resin injection molding die |
| CN201271991Y (en) * | 2008-10-06 | 2009-07-15 | 中国华录·松下电子信息有限公司 | Gate automatic cutting side gate mould apparatus |
| CN201544422U (en) * | 2010-03-11 | 2010-08-11 | 镒生电线塑料(昆山)有限公司 | Injection molding stub bar disconnecting device |
-
2011
- 2011-03-23 CN CN201110069754.9A patent/CN102689420B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824358A (en) * | 1987-07-17 | 1989-04-25 | Shinkoh Sellbic Co., Ltd. | Resin molding die |
| CN202071302U (en) * | 2011-03-23 | 2011-12-14 | 汉达精密电子(昆山)有限公司 | Automatic cutoff mechanism for gate in mould |
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| CN102689420A (en) | 2012-09-26 |
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