CN104924545A - Arc core-pulling mold core interchange injection mold - Google Patents
Arc core-pulling mold core interchange injection mold Download PDFInfo
- Publication number
- CN104924545A CN104924545A CN201510414811.0A CN201510414811A CN104924545A CN 104924545 A CN104924545 A CN 104924545A CN 201510414811 A CN201510414811 A CN 201510414811A CN 104924545 A CN104924545 A CN 104924545A
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- core
- mold
- pulling
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides an arc core-pulling mold core interchange injection mold. The mold comprises an arc core-pulling mold core interchange injection mold body, the arc core-pulling mold core interchange injection mold body comprises an arc core-pulling oil cylinder, an oil cylinder support, a gear rack, an arc gear sliding block, a core insert for a product II, a cavity insert for the product II, a front mold core-pulling bending pin, a side edge sliding block body, a cavity fixing plate opening spring, a cavity fixing plate pull rod, a cavity opening and closing device, an upper clamping plate, a cavity fixing plate, a core fixing plate, a mold base heel block, an ejector pin cover plate, an ejector pin base plate and a lower clamping plate. By the adoption of the technical scheme of the mold, the practical production problem that in the injection molding process of products which are internally provided with components of the arc tube category, the mold production cost is bound to be increased sharply for matching one set of mold with one type of products is solved, by interchanging cavity inserts, the purpose of completing the production of two types of products with the single set of mold can be achieved, and the mold production and fabrication cost is effectively reduced; the structural design is reasonable, the working is stable, the safety and reliability are achieved, and the use is convenient.
Description
Technical field
The present invention relates to injection mold mechanism design field, be specially a kind of arc core-pulling die and exchange injection mold.
Background technology
As shown in Figure 1, when the close complete sets of products I of profile, product I I injection mo(u)lding, due to problems such as small product size are relatively large and the inner orthodrome angle of shape matching special requirement is loosed core, if two products isotype production when causing forming die structure to design, consider the installation dimension of core-pulling mechanism, then die structure size increases, and needs to select larger injection machine, and thus single mode comparision of production has cost advantage; But, when single mode is produced, a secondary mould of product one then certainly will sharply increase mould production cost, if shaped piece thus need only be replaced with and other gadget can accomplish production to complete, while then reducing Mold Making cost, injection moulding production cost certainly will be reduced, for this, devise to carry out exchanging to shaping mold insert and can reach the production object that a secondary mould completes two kinds of products, greatly saved the production cost of I, II product.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of arc core-pulling die to exchange injection mold, reasonable in design, compact conformation, and working stability is safe and reliable, easy-to-use; For solving above-mentioned existing technical problem, the present invention adopts following scheme: a kind of arc core-pulling die exchanges injection mold, comprises arc core-pulling oil cylinder, cylinder bracket, tooth bar, wildhaber-novikov gear slide block, II product core mold insert, II product die cavity mold insert, the curved pin of front mold core-pulling, side slide body, impression bolster unlatching spring, impression bolster pull bar, die cavity shutter, upper clamping plate, impression bolster, core fixing plate, mould foot rest, thimble cover plate, thimble backing plate, counterdie seat board.
As preferably, described mould mould bases assembly comprises upper clamping plate, impression bolster, core fixing plate, mould foot rest, thimble cover plate, thimble backing plate, counterdie seat board.
As preferably, described mould cavity mold insert is made up of the die cavity mold insert of two cover different products, comprise II product core mold insert, II product die cavity mold insert and I product core mold insert, I product die cavity mold insert two groups of dies, two groups of dies can exchange, and namely I product die cavity mold insert and II product die cavity mold insert detachably exchange as required; Need only change die cavity mold insert on mould to the injection moulding of different product, need remodel during exchange lumen type core mold insert, sprue bushing, thimble, all the other accessories are without the need to changing.
As preferably, described mould arc core-pulling assembly comprises arc core-pulling oil cylinder, cylinder bracket, tooth bar, wildhaber-novikov gear slide block and slider head thereof; Arc core-pulling oil cylinder is by band carry-over bar thus drive wildhaber-novikov gear slide block and slider head thereof to slide action of loosing core along the gathering sill on core fixing plate.
As preferably, described mould front mold core-pulling assembly comprises the curved pin of front mold core-pulling, side slide body, impression bolster open spring, impression bolster pull bar, die cavity shutter; The curved pin of front mold core-pulling, side slide body form front mold core-pulling and perform part; Impression bolster opens spring, impression bolster pull bar, die cavity shutter formation front mold core-pulling action control sub-assembly.
As preferably, described mold layout one mould goes out a chamber, and pouring type adopts cold runner side gate mode.
Beneficial effect: a kind of arc core-pulling die that the present invention adopts technique scheme to provide exchanges injection mold, overcome in interior band circular arc pipe part product molding injection molding process, a secondary mould of product one then certainly will sharply increase the actual production problems such as mould production cost, by die cavity casting insert interchange mode, the production object that a secondary mould completes two kinds of products can be reached, effectively reduce mould and manufacture cost; Reasonable in design, compact conformation, working stability, safe and reliable, easy-to-use.
Accompanying drawing explanation
Fig. 1 is a kind of arc core-pulling die exchange of the present invention injection mold institute application product schematic diagram;
Fig. 2 is that a kind of arc core-pulling die of the present invention exchanges injection mold structure schematic layout pattern;
Fig. 3 is that a kind of arc core-pulling die of the present invention exchanges injection mold mechanism scheme of installation;
Fig. 4 is that a kind of arc core-pulling die exchange of the present invention injection mold ejects and core-pulling mechanism scheme of installation.
Detailed description of the invention
Fig. 1-4 is depicted as related description figure of the present invention; A kind of arc core-pulling die exchanges injection mold, comprises arc core-pulling oil cylinder 1, cylinder bracket 2, tooth bar 3, wildhaber-novikov gear slide block 4, II product core mold insert 5, II product die cavity mold insert 6, the curved pin 7 of front mold core-pulling, side slide body 8, impression bolster unlatching spring 9, impression bolster pull bar 10, die cavity shutter 11, upper clamping plate 12, impression bolster 13, core fixing plate 14, mould foot rest 15, thimble cover plate 16, thimble backing plate 17, counterdie seat board 18.
Described mould mould bases assembly comprises upper clamping plate 12, impression bolster 13, core fixing plate 14, mould foot rest 15, thimble cover plate 16, thimble backing plate 17, counterdie seat board 18.
Described mould cavity mold insert is made up of the die cavity mold insert of two cover different products, comprise II product core mold insert 5, II product die cavity mold insert 6 and I product core mold insert, I product die cavity mold insert two groups of dies, two groups of dies can exchange, and namely I product die cavity mold insert and II product die cavity mold insert detachably exchange as required; Need only change die cavity mold insert on mould to the injection moulding of different product, need remodel during exchange lumen type core mold insert, sprue bushing, thimble, all the other accessories are without the need to changing.
Described mould arc core-pulling assembly comprises arc core-pulling oil cylinder 1, cylinder bracket 2, tooth bar 3, wildhaber-novikov gear slide block 4 and slider head thereof; Arc core-pulling oil cylinder 1 is by band carry-over bar 3 thus drive wildhaber-novikov gear slide block 4 and slider head thereof to slide action of loosing core along the gathering sill on core fixing plate 14.
Described mould front mold core-pulling assembly comprises the curved pin 7 of front mold core-pulling, side slide body 8, impression bolster unlatching spring 9, impression bolster pull bar 10, die cavity shutter 11; The curved pin 7 of front mold core-pulling, side slide body 8 form front mold core-pulling and perform part; Impression bolster unlatching spring 9, impression bolster pull bar 10, die cavity shutter 11 form front mold core-pulling action control sub-assembly.
Described mold layout one mould goes out a chamber, and pouring type adopts cold runner side gate mode.
During real work, as shown in Figure 3, Figure 4, its motion operation principle is as follows:
When mould needs injection moulding II product, after II product core mold insert 5, II product die cavity mold insert 6 are installed to and rear mold lifting injection machine is worked mould, its course of work is:
1) mold injection is complete, before die sinking, the first action of arc core-pulling oil cylinder 1, arc core-pulling oil cylinder 1 is by band carry-over bar 3 thus drive wildhaber-novikov gear slide block 4 and slider head thereof to slide action of loosing core along the gathering sill on core fixing plate 14, thus completes loosing core of the inside circular arc bend pipe of the product of II shown in Fig. 1;
2) side core_pulling demoulding is after circular arc bend pipe has been loosed core, under the drive of Injection Motor Template, mold cavity is opened, mold open, during unlatching, spring 9 is opened at impression bolster, impression bolster pull bar 10, die cavity shutter 11 form the control of front mold core-pulling action control sub-assembly under, mould is first opened at PL1 die joint place, die cavity shutter 11 ensure that impression bolster 13, core fixing plate 14 is now in closure state, thus ensure that after die joint PL1 opens, slider head on side slide body 8 is extracted out in advance by the curved pin 7 of front mold core-pulling from product,
3) after mould cavity unlatching side core_pulling demoulding completes, mould goes out to open at PL2 die joint, and after opening, injection machine push rod promotes thimble and released from II product core mold insert 5 by product, completes whole demouldings of whole product;
4) when resetting, under the promotion of Injection Motor Template, mould resets, first closed at PL2 place, then closed at PL1 place, the action of last arc core-pulling oil cylinder 1, promotion wildhaber-novikov gear slide block 4 and slider head thereof reset closed, and mould closes, and waits for the beginning of next injection cycle.
5), when mould needs I product shown in injection moulding Fig. 1, I product core mold insert, I product die cavity mold insert combination die need only be changed and be installed on mould mould bases, operation principle is identical with II product mold operation 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 amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (6)
1. an arc core-pulling die exchanges injection mold, comprise arc core-pulling oil cylinder (1), cylinder bracket (2), tooth bar (3), wildhaber-novikov gear slide block (4), II product core mold insert (5), II product die cavity mold insert (6), the curved pin of front mold core-pulling (7), side slide body (8), impression bolster opens spring (9), impression bolster pull bar (10), die cavity shutter (11), upper clamping plate (12), impression bolster (13), core fixing plate (14), mould foot rest (15), thimble cover plate (16), thimble backing plate (17), counterdie seat board (18).
2. exchange injection mold according to claim 1 arc core-pulling die, described mould mould bases assembly comprises upper clamping plate (12), impression bolster (13), core fixing plate (14), mould foot rest (15), thimble cover plate (16), thimble backing plate (17), counterdie seat board (18).
3. exchange injection mold according to claim 1 arc core-pulling die, described mould cavity mold insert is made up of the die cavity mold insert of two cover different products, comprise II product core mold insert (5), II product die cavity mold insert (6) and I product core mold insert, I product die cavity mold insert two groups of dies, two groups of dies can exchange, and namely I product die cavity mold insert and II product die cavity mold insert detachably exchange as required; Need only change die cavity mold insert on mould to the injection moulding of different product, need remodel during exchange lumen type core mold insert, sprue bushing, thimble, all the other accessories are without the need to changing.
4. exchange injection mold according to claim 1 arc core-pulling die, described mould arc core-pulling assembly comprises arc core-pulling oil cylinder (1), cylinder bracket (2), tooth bar (3), wildhaber-novikov gear slide block (4) and slider head thereof; Arc core-pulling oil cylinder (1) is by band carry-over bar (3) thus drive wildhaber-novikov gear slide block (4) and slider head thereof to slide action of loosing core along the gathering sill on core fixing plate (14).
5. exchange injection mold according to claim 1 arc core-pulling die, described mould front mold core-pulling assembly comprises the curved pin of front mold core-pulling (7), side slide body (8), impression bolster unlatching spring (9), impression bolster pull bar (10), die cavity shutter (11); The curved pin of front mold core-pulling (7), side slide body (8) form front mold core-pulling and perform part; Impression bolster opens spring (9), impression bolster pull bar (10), die cavity shutter (11) formation front mold core-pulling action control sub-assembly.
6. exchange injection mold according to claim 1 arc core-pulling die, described mold layout one mould goes out a chamber, and pouring type adopts cold runner side gate mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414811.0A CN104924545A (en) | 2015-07-15 | 2015-07-15 | Arc core-pulling mold core interchange injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414811.0A CN104924545A (en) | 2015-07-15 | 2015-07-15 | Arc core-pulling mold core interchange injection mold |
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| CN104924545A true CN104924545A (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510414811.0A Pending CN104924545A (en) | 2015-07-15 | 2015-07-15 | Arc core-pulling mold core interchange injection mold |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393609A (en) * | 2016-11-12 | 2017-02-15 | 宁波周龙塑胶模具有限公司 | Core pulling device for circular arc tubular product of injection mold |
| CN108000807A (en) * | 2018-01-02 | 2018-05-08 | 浙江海太塑业有限公司 | A kind of engine hydroecium mould |
| CN108819112A (en) * | 2018-07-18 | 2018-11-16 | 太仓市众翔精密五金有限公司 | A kind of changeable accurate notebook computer casing mold and its switching method |
| CN110654004A (en) * | 2019-10-23 | 2020-01-07 | 深圳市安盛模具有限公司 | Embedded gear circular arc core pulling mechanism |
| CN111391213A (en) * | 2020-02-28 | 2020-07-10 | 厦门建霖健康家居股份有限公司 | Efficient injection molding method |
| CN111775392A (en) * | 2020-08-03 | 2020-10-16 | 昆山大全凯帆精密模具有限公司 | BMC (bulk molding compound) and DMC (DMC) transfer pressing die and processing method |
| CN112157868A (en) * | 2020-09-14 | 2021-01-01 | 鸿利达模具(深圳)有限公司 | Double-color injection molding structure |
| CN116118122A (en) * | 2022-12-27 | 2023-05-16 | 江苏朗佑精密部件制造有限公司 | Shaping slider motion and double-plastic forming die |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201105487Y (en) * | 2007-10-19 | 2008-08-27 | 谢远鹏 | Combined die |
| CN203418725U (en) * | 2013-08-19 | 2014-02-05 | 宁波华德汽车零部件有限公司 | Circular-arch core-pulling mechanism for injection mould |
-
2015
- 2015-07-15 CN CN201510414811.0A patent/CN104924545A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201105487Y (en) * | 2007-10-19 | 2008-08-27 | 谢远鹏 | Combined die |
| CN203418725U (en) * | 2013-08-19 | 2014-02-05 | 宁波华德汽车零部件有限公司 | Circular-arch core-pulling mechanism for injection mould |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393609A (en) * | 2016-11-12 | 2017-02-15 | 宁波周龙塑胶模具有限公司 | Core pulling device for circular arc tubular product of injection mold |
| CN106393609B (en) * | 2016-11-12 | 2018-10-30 | 宁波周龙塑胶模具有限公司 | A kind of core-pulling device of injection mold circular arc tubular body |
| CN108000807A (en) * | 2018-01-02 | 2018-05-08 | 浙江海太塑业有限公司 | A kind of engine hydroecium mould |
| CN108819112A (en) * | 2018-07-18 | 2018-11-16 | 太仓市众翔精密五金有限公司 | A kind of changeable accurate notebook computer casing mold and its switching method |
| CN110654004A (en) * | 2019-10-23 | 2020-01-07 | 深圳市安盛模具有限公司 | Embedded gear circular arc core pulling mechanism |
| CN111391213A (en) * | 2020-02-28 | 2020-07-10 | 厦门建霖健康家居股份有限公司 | Efficient injection molding method |
| CN111775392A (en) * | 2020-08-03 | 2020-10-16 | 昆山大全凯帆精密模具有限公司 | BMC (bulk molding compound) and DMC (DMC) transfer pressing die and processing method |
| CN112157868A (en) * | 2020-09-14 | 2021-01-01 | 鸿利达模具(深圳)有限公司 | Double-color injection molding structure |
| CN112157868B (en) * | 2020-09-14 | 2022-03-25 | 鸿利达模具(深圳)有限公司 | Double-color injection molding structure |
| CN116118122A (en) * | 2022-12-27 | 2023-05-16 | 江苏朗佑精密部件制造有限公司 | Shaping slider motion and double-plastic forming die |
| CN116118122B (en) * | 2022-12-27 | 2023-08-11 | 江苏朗佑精密部件制造有限公司 | Shaping slider motion and double-plastic forming die |
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Application publication date: 20150923 |