CN203637116U - Secondary substep horizontal core-pulling demoulding device - Google Patents
Secondary substep horizontal core-pulling demoulding device Download PDFInfo
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- CN203637116U CN203637116U CN201320896923.0U CN201320896923U CN203637116U CN 203637116 U CN203637116 U CN 203637116U CN 201320896923 U CN201320896923 U CN 201320896923U CN 203637116 U CN203637116 U CN 203637116U
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- core
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Abstract
The utility model provides a secondary substep horizontal core-pulling demoulding device. The secondary substep horizontal core-pulling demoulding device comprises a forced core-pulling block (1), a sliding cavity (2) and an oil cylinder (3). According to the technical scheme, the secondary substep horizontal core-pulling demoulding device is characterized in that the forced core-pulling block is provided with a hooking pin, a delay slot is formed in the sliding cavity, the forced core-pulling block is arranged inside the sliding cavity, and the hooking pin is arranged at the left end of the delay slot at an initial state; a piston rod of the oil cylinder is connected with the sliding cavity by virtue of a right horizontal sliding block of a die; in a demoulding process, firstly the piston rod of the oil cylinder drives the sliding cavity to do horizontal clockwise pulling movement rightwards by virtue of the right horizontal sliding block, a forced pulling and expanding space is formed, and secondly the sliding cavity drives the forced core-pulling block to move rightwards after the right end of the delay slot of the sliding cavity slides to be in contact with the hooking pin of the forced core-pulling block, so that a product is forcedly demoulded from an overturned structure in a core-pulling way. The secondary substep horizontal core-pulling demoulding device has the advantages that the defects of complex structure, high cost and low efficiency in the prior art are overcome and an injection mould for carrying out forced pulling and demoulding on a soft injection moulding product can realize the aims of simplifying structure, reducing cost and improving efficiency.
Description
Technical field
The utility model relates to a kind of stripper apparatus of loosing core of injection mold, specifically refers to for injection mold, for the soft injection-molded item that the is provided with back-off structure a kind of secondary substep of the demoulding stripper apparatus of laterally loosing core of loosing core by force.
Background technology
For the demoulding of loosing core of soft injection-molded item that is provided with back-off, prior art adopts takes out by force embedding the piece of loosing core in the goods back-off structure abbreviation of loosing core by force,, utilize the elastic properties of materials deformation of goods that the piece of loosing core is loosed core out by force from the back-off structure of goods.Take out by force and don't injure goods in order to realize, consult Fig. 4, closing of being made up of two and half slit bamboo or chopped wood cavity slide blocks must be set specially in the position of goods back-off structure in mould and accord with die cavity 04, before taking out by force, first open and close symbol die cavity 04, for the elastic deformation space that goods provide body to be stretched in the time taking out by force, vacate and take out by force support large space; Close with closed unlatching the driving mechanism that accords with die cavity 04 owing to need to set up the satisfied symbol die cavity 04 that closes of taking out by force requirement in mould, cause mould structure complexity, body increases, and cost occupies high, and demoulding efficiency is low; Therefore there are complex structure, high, the inefficient problems and shortcomings of cost in prior art.
Summary of the invention
The problems and shortcomings that exist for above-mentioned prior art, the utility model adopts the device being made up of the piece of loosing core by force, slip die cavity, oil cylinder, the piece of loosing core is by force provided with hook pin, slip die cavity is provided with time delay groove, the piece of loosing core is by force positioned at slip die cavity inside, initial state, hook pin is positioned at the left end of time delay groove; The piston rod of oil cylinder is connected with slip die cavity through the right cross slider of mould; Taking out by force in the die cavity that part is molded over by slip die cavity, the piece of loosing core by force surrounds of goods, the suitable part of taking out of goods is molded in the die cavity being surrounded by cover half die cavity, dynamic model die cavity and the suitable piece of loosing core; When the demoulding, the first step, it is laterally moving along removing that the piston rod of oil cylinder drives slip die cavity to do to the right through right cross slider, vacate and take out by force support large space, when the right-hand member of the time delay groove of slip die cavity slides to after the hook pin that touches the piece of loosing core by force, second step, slip die cavity drives the piece of loosing core by force to move right, support by force the large goods technical scheme of deviating from of loosing core from back-off structure, a kind of secondary substep stripper apparatus of laterally loosing core is provided, be intended to make to take out by force to soft injection-molded item the injection mold of the demoulding, the object of reach simplified structure, reduce costs, raising the efficiency.
The purpose of this utility model is achieved in that a kind of secondary substep stripper apparatus of laterally loosing core, comprise the piece of loosing core by force, slip die cavity, oil cylinder, wherein: the described piece of loosing core is by force the slide core member of steel, the left part of piece of loosing core is by force called core part, right part is called connecting portion, described core part is provided with the profile identical with the inner back-off of goods portion shape face, the right-hand member of described connecting portion is fixed with orthogonal along fore-and-aft direction and protrudes from the hook pin of front and back sides, and described hook pin is columniform steel components;
The steel components that described slip die cavity is rectangular block shape, the hollow channel that the center of slip die cavity is provided with left and right directions, be slidably matched with the described piece of loosing core is by force called strong core slideway, and the through hole of the Long Circle strip that the front and back sidewall Central Symmetry of the right part of slip die cavity is provided with left and right directions, communicate with described strong core slideway is called time delay groove;
Described oil cylinder is the hydraulically extensible executive component being made up of cylinder body, piston rod;
The piece of loosing core by force slides and is positioned at the described strong core slideway of slip die cavity, and the described hook pin of the piece of loosing core is by force hooked in the left end of time delay groove; The piston rod of oil cylinder is fixedly connected with the right-hand member of slip die cavity through the right cross slider of mould, and the cylinder body of oil cylinder is fixedly connected with the right outside sidewall of dynamic model;
Slip die cavity is called strong pumping mode chamber with the die cavity that the piece of loosing core by force surrounds; Cover half die cavity, dynamic model die cavity by mould are called along pumping mode chamber with the die cavity surrounding along the piece of loosing core; The left surface contact in described strong pumping mode chamber is connected in the described right flank along pumping mode chamber.
The direction face of structure representation is divided into up, down, left, right, front, rear side, wherein, before in the face of the face of device front view, after be with described before relative face.
Operation principle and beneficial effect
The part that goods are provided with back-off structure is called the portion of taking out by force, and goods are called along taking out portion without the part of back-off structure.When application, the described portion of taking out is by force molded in described strong pumping mode chamber, and the described suitable portion of taking out is molded over described along in pumping mode chamber; When the demoulding, before mould die sinking, the first step, starts oil cylinder, and it is laterally moving along removing that the piston rod of oil cylinder drives slip die cavity to do to the right through right cross slider, vacate for described take out by force portion take out by force support large space, the piece original place of now loosing core by force keeps motionless; After the right-hand member of the time delay groove of slip die cavity slides to the hook pin that touches the piece of loosing core by force, second step, described time delay groove hooks hook pin and drives the piece of loosing core by force synchronously to move right, and the large described portion of taking out by force of support looses core from back-off structure by force;
Mould die sinking, cover half die cavity, dynamic model die cavity separate, and the Angle Pin of cover half drives the left cross slider of dynamic model to drive along the piece of loosing core and moves laterally left, makes to loose core along taking out portion from described along the piece of loosing core.
This apparatus structure is simple, and reliable operation makes to take out by force to soft injection-molded item the injection mold of the demoulding, simplifies the structure, has reduced cost, improved demoulding efficiency.
Above-mentioned, the utility model adopts the device being made up of the piece of loosing core by force, slip die cavity, oil cylinder, and the piece of loosing core is by force provided with hook pin, and slip die cavity is provided with time delay groove, and the piece of loosing core is by force positioned at slip die cavity inside, initial state, and hook pin is positioned at the left end of time delay groove, the piston rod of oil cylinder is connected with slip die cavity through the right cross slider of mould, taking out by force in the die cavity that part is molded over by slip die cavity, the piece of loosing core by force surrounds of goods, the suitable part of taking out of goods is molded in the die cavity being surrounded by cover half die cavity, dynamic model die cavity and the suitable piece of loosing core, when the demoulding, the first step, it is laterally moving along removing that the piston rod of oil cylinder drives slip die cavity to do to the right through right cross slider, vacate and take out by force support large space, when the right-hand member of the time delay groove of slip die cavity slides to after the hook pin that touches the piece of loosing core by force, second step, slip die cavity drives the piece of loosing core by force to move right, support by force the large goods technical scheme of deviating from of loosing core from back-off structure, overcome prior art and had complex structure, cost is high, inefficient problems and shortcomings, a kind of secondary substep the providing stripper apparatus of laterally loosing core, make to take out by force to soft injection-molded item the injection mold of the demoulding, reach simplified structure, reduce costs, the object of raising the efficiency.
Brief description of the drawings
Fig. 1 is that a kind of secondary substep of the present utility model master that stripper apparatus is arranged in application mould of laterally loosing core looks sectional structure schematic diagram;
Fig. 2 is a kind of secondary substep of the present utility model stripper apparatus of laterally loosing core, and is operated in the first step, and slip die cavity 2 moves right, and vacates the principle schematic of taking out by force support large space tense;
Fig. 3 is a kind of secondary substep of the present utility model stripper apparatus of laterally loosing core, and is operated in second step, and time delay groove 21 hooks hook pin 11 and drives the piece 1 of loosing core by force synchronously to move right, and extracts by force the principle schematic of tense from the back-off structure of goods 03 out.
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but should not be construed as any restriction of the present utility model.
In figure: the piece 1 of loosing core by force, hook pin 11, slip die cavity 2, time delay groove 21, oil cylinder 3, cover half 01, cover half die cavity 011, Angle Pin 012, dynamic model 02, dynamic model die cavity 021, left cross slider 022, along loose core piece 023, right cross slider 024, goods 03, close symbol die cavity 04.
Detailed description of the invention
Consult Fig. 1～Fig. 3, a kind of secondary substep of the present utility model stripper apparatus of laterally loosing core, comprise the piece 1 of loosing core by force, slip die cavity 2, oil cylinder 3, wherein: the slide core member that the described piece 1 of loosing core is by force steel, the left part of piece 1 of loosing core is by force called core part, right part is called connecting portion, described core part is provided with the profile identical with the inner back-off of goods 03 portion shape face, the right-hand member of described connecting portion is fixed with orthogonal along fore-and-aft direction and protrudes from the hook pin 11 of front and back sides, and described hook pin 11 is columniform steel components;
The steel components that described slip die cavity 2 is rectangular block shape, the hollow channel that the center of slip die cavity 2 is provided with left and right directions, be slidably matched with the described piece 1 of loosing core is by force called strong core slideway, and the through hole of the Long Circle strip that the front and back sidewall Central Symmetry of the right part of slip die cavity 2 is provided with left and right directions, communicate with described strong core slideway is called time delay groove 21;
The hydraulically extensible executive component of described oil cylinder 3 for being formed by cylinder body, piston rod;
The piece 1 of loosing core by force slides and is positioned at the described strong core slideway of slip die cavity 2, and the described hook pin 11 of the piece 1 of loosing core is by force hooked in the left end of time delay groove 21; The piston rod of oil cylinder 3 is fixedly connected with the right-hand member of slip die cavity 2 through the right cross slider 024 of mould, and the cylinder body of oil cylinder 3 is fixedly connected with the right outside sidewall of dynamic model 02;
The direction face of structure representation is divided into up, down, left, right, front, rear side, wherein, before in the face of the face of device front view, after be with described before relative face.
Operation principle and beneficial effect
The part that goods 03 are provided with back-off structure is called the portion of taking out by force, and goods 03 are called along taking out portion without the part of back-off structure.When application, the described portion of taking out is by force molded in described strong pumping mode chamber, and the described suitable portion of taking out is molded over described along in pumping mode chamber; When the demoulding, before mould die sinking, the first step, starts oil cylinder 3, and it is laterally moving along removing that the piston rod of oil cylinder 3 drives slip die cavity 2 to do to the right through right cross slider 024, vacate for described take out by force portion take out by force support large space, the piece 1 original place maintenance of now loosing core is by force motionless; After the right-hand member of the time delay groove 21 of slip die cavity 2 slides to the hook pin 11 that touches the piece 1 of loosing core by force, second step, described time delay groove 21 hooks hook pin 11 and drives the piece 1 of loosing core by force synchronously to move right, and the large described portion of taking out by force of support looses core from back-off structure by force;
Mould die sinking, cover half die cavity 011, dynamic model die cavity 021 separate, and the Angle Pin 012 of cover half 01 drives the left cross slider 022 of dynamic model 02 to drive along the piece 023 of loosing core and moves laterally left, makes to loose core along taking out portion from described along the piece 023 of loosing core.
This apparatus structure is simple, and reliable operation makes to take out by force to soft injection-molded item the injection mold of the demoulding, simplifies the structure, has reduced cost, improved demoulding efficiency.
Claims (1)
1. the secondary substep stripper apparatus of laterally loosing core, comprise the piece of loosing core by force (1), slip die cavity (2), oil cylinder (3), it is characterized in that: the slide core member that the described piece of loosing core by force (1) is steel, the left part of piece (1) of loosing core is by force called core part, right part is called connecting portion, described core part is provided with the profile identical with the inner back-off of goods (03) portion shape face, the right-hand member of described connecting portion is fixed with along fore-and-aft direction orthogonal, and protrude from the hook pin (11) of front and back sides, described hook pin (11) is columniform steel components,
The steel components that described slip die cavity (2) is rectangular block shape, the hollow channel that the center of slip die cavity (2) is provided with left and right directions, be slidably matched with the described piece (1) of loosing core is by force called strong core slideway, and the through hole of the Long Circle strip that the front and back sidewall Central Symmetry of the right part of slip die cavity (2) is provided with left and right directions, communicate with described strong core slideway is called time delay groove (21);
The hydraulically extensible executive component of described oil cylinder (3) for being formed by cylinder body, piston rod;
The piece (1) of loosing core by force slides and is positioned at the described strong core slideway of slip die cavity (2), and the described hook pin (11) of the piece (1) of loosing core is by force hooked in the left end of time delay groove (21); The piston rod of oil cylinder (3) is fixedly connected with the right-hand member of slip die cavity (2) through the right cross slider (024) of mould, and the cylinder body of oil cylinder (3) is fixedly connected with the right outside sidewall of dynamic model (02);
Slip die cavity (2) is called strong pumping mode chamber with the die cavity that the piece (1) of loosing core by force surrounds; Cover half die cavity (011), dynamic model die cavity (021) by mould are called along pumping mode chamber with the die cavity surrounding along the piece (023) of loosing core; The left surface contact in described strong pumping mode chamber is connected in the described right flank along pumping mode chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320896923.0U CN203637116U (en) | 2013-12-31 | 2013-12-31 | Secondary substep horizontal core-pulling demoulding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320896923.0U CN203637116U (en) | 2013-12-31 | 2013-12-31 | Secondary substep horizontal core-pulling demoulding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203637116U true CN203637116U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320896923.0U Withdrawn - After Issue CN203637116U (en) | 2013-12-31 | 2013-12-31 | Secondary substep horizontal core-pulling demoulding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203637116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737869A (en) * | 2013-12-31 | 2014-04-23 | 宁波和鑫光电科技有限公司 | Secondary step-by-step transverse core-pulling demolding device |
| CN107030992A (en) * | 2015-06-21 | 2017-08-11 | 马耀辉 | A kind of oil cylinder two-time parting loose-core injection mould and its application method |
| CN114953270A (en) * | 2022-04-21 | 2022-08-30 | 株洲时代瑞唯减振装备有限公司 | Sequential time-delay die opening die and method for back-off foaming product |
-
2013
- 2013-12-31 CN CN201320896923.0U patent/CN203637116U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737869A (en) * | 2013-12-31 | 2014-04-23 | 宁波和鑫光电科技有限公司 | Secondary step-by-step transverse core-pulling demolding device |
| CN103737869B (en) * | 2013-12-31 | 2015-12-09 | 宁波和鑫光电科技有限公司 | The horizontal core_pulling demoulding device of a kind of secondary step-by-step |
| CN107030992A (en) * | 2015-06-21 | 2017-08-11 | 马耀辉 | A kind of oil cylinder two-time parting loose-core injection mould and its application method |
| CN107030992B (en) * | 2015-06-21 | 2019-12-06 | 深圳市固源塑胶制品有限公司 | Oil cylinder twice-parting core-pulling injection mold and using method thereof |
| CN114953270A (en) * | 2022-04-21 | 2022-08-30 | 株洲时代瑞唯减振装备有限公司 | Sequential time-delay die opening die and method for back-off foaming product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |