CN209775451U - stepped secondary core-pulling demoulding device for transverse sliding block of injection mould - Google Patents
stepped secondary core-pulling demoulding device for transverse sliding block of injection mould Download PDFInfo
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- CN209775451U CN209775451U CN201920472686.2U CN201920472686U CN209775451U CN 209775451 U CN209775451 U CN 209775451U CN 201920472686 U CN201920472686 U CN 201920472686U CN 209775451 U CN209775451 U CN 209775451U
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Abstract
the utility model provides an injection mold horizontal slider substep secondary shedder of loosing core, including horizontal slider (1), core (2) and spring (3) are taken out earlier. The utility model adopts the structure that the core-pulling block is provided with the core-pulling surface; the transverse sliding block is provided with a block profile, a first drawing groove and a delay inclined guide hole; the first core-pulling block is positioned in the first core-pulling groove in a sliding manner, and the spring is positioned between the first core-pulling block and the left side wall of the first core-pulling groove; the transverse sliding block is buckled on the movable mould carrier plate in a sliding mode, and in a mould closing state, the block molded surface, the drawing molded surface, the fixed mould cavity and the movable mould core jointly enclose a molded product and a mould cavity with a large covering force structure; when the injection mold works, under the action of the spring, the core-pulling block firstly drives the core-pulling surface to pull out from the large covering force structure leftwards, and then the inclined guide pillar drives the transverse sliding block and the core-pulling block firstly to move leftwards together to separate the block surface from a product, so that the injection mold of the large covering force structure product is subjected to injection molding production, and the purposes of reducing the working strength, improving the efficiency and reducing the cost are achieved.
Description
Technical Field
The utility model relates to an injection mold's shedder specifically indicates the horizontal slider substep secondary shedder of loosing core that is used for injection mold to loose core the drawing of patterns and comes out from the big cladding power structure of goods with the core pulling block.
Background
Description of the drawings: in the injection mold, the opening and closing direction of the mold is referred to as a longitudinal direction, a direction orthogonal to the longitudinal direction is referred to as a lateral direction, and a direction between the longitudinal direction and the lateral direction is referred to as an oblique direction. The transverse sliding block is a member for the injection mold to perform transverse core-pulling and demolding after molding and shaping the outer molded surface of the product;
If a groove structure with a deeper profile is arranged on the outer side of the product, the flange of the profile corresponding to the transverse sliding block is also deep, and after the product is molded, a large wrapping force is generated on the profile of the transverse sliding block; thus, the above-described structure of the article is referred to as a high pack force structure; for a large-coating-force structure, the prior art adopts an insert method to carry out molding and core-pulling demoulding, namely, a corresponding core-block-shaped insert is manufactured in advance according to the shape of the large-coating-force structure; when a product is molded, the insert is manually placed at the molded surface of the transverse sliding block, when the product is molded and is demolded, the insert is demolded along with the product, and then the insert is manually taken down from the product by means of a tool; injection moulding production like this, working strength is big, and production efficiency is low, and comprehensive cost is high, consequently, prior art has that working strength is big, inefficiency, problem with high costs and not enough.
disclosure of Invention
aiming at the problems and the defects existing in the prior art, the utility model adopts a device consisting of a transverse sliding block, a first core-pulling block and a spring, wherein the first core-pulling block is a rectangular ring frame-shaped steel component with a closed left side and an open right side, and the left surface of the left frame wall of the first core-pulling block is an inclined surface which is inclined from top to bottom to left; the right ends of the front and rear side frame walls of the core pulling block are respectively provided with a profile corresponding to the large covering force structure of the product, namely a pulling profile; the transverse sliding block is a wedge-shaped block-shaped steel component, the left side surface of the transverse sliding block is an inclined surface which inclines from top to bottom to the left, the right side surface of the transverse sliding block is provided with a profile surface which corresponds to a product and is called a block profile surface, a groove which corresponds to the shape of the core-pulling block and is used for the core-pulling block to slide left and right is called a first-pulling groove, and the front side and the rear side of the left part of the upper surface of the transverse sliding block are respectively provided with a through hole which inclines from top to bottom to the left, has a long cross section in the left-right direction and; the spring is a cylindrical spiral compression spring;
the first core-pulling block can slide left and right and is positioned in the first core-pulling groove of the transverse sliding block, and the spring is positioned between the right surface of the left frame wall of the first core-pulling block and the left inner wall of the first core-pulling groove; a limiting pin for limiting the first core-pulling block to slide out of the first pulling groove infinitely leftwards is arranged between the transverse sliding block and the first core-pulling block; the transverse sliding block is buckled on the movable mould carrier plate in a sliding manner, and the right surface of the transverse sliding block faces the movable mould core; in a die assembly state, an inclined guide pillar of the fixed die is inserted into the delay inclined guide hole in a sliding mode, and the inclined guide pillar is in contact with the right side wall of the delay inclined guide hole; a cavity defined by the block molding surface, the drawing surface, the fixed mold cavity and the movable mold core is a mold cavity of an injection molding product and a large covering force structure;
When the mold is in work, the mold is opened, the movable mold is separated from the fixed mold downwards for parting, because the delay inclined guide hole is in a long circle shape, when the inclined guide pillar does not touch the left side wall of the delay inclined guide hole leftwards, the transverse slide block is static and does not move, under the action of the spring, the core-pulling block firstly moves leftwards, so that the core-pulling surface firstly pulls out the core from the large covering force structure of the product, and then when the inclined guide pillar touches the left side wall of the delay inclined guide hole leftwards, the inclined guide pillar drives the transverse slide block and the core-pulling block firstly to move leftwards together to separate the block profile from the product.
the purpose of the utility model is realized like this: the utility model provides a horizontal slider substep secondary shedder of loosing core of injection mold, includes horizontal slider, takes out core block and spring earlier, wherein: the first core-pulling block is a rectangular ring frame-shaped steel component with a closed left side and an open right side, and the left surface of the left frame wall of the first core-pulling block is an inclined surface inclined from top to bottom to left; the right ends of the front and rear side frame walls of the core pulling block are respectively provided with a profile corresponding to the large covering force structure of the product, namely a pulling profile;
the transverse sliding block is a wedge-shaped block-shaped steel component, the left side surface of the transverse sliding block is an inclined surface which inclines from top to bottom to left, the right side surface of the transverse sliding block is provided with a profile surface which corresponds to a product and is called a block profile surface, a groove which corresponds to the shape of the core-pulling block firstly and is used for the core-pulling block firstly to slide left and right is called a first-pulling groove, and the front side and the rear side of the left part of the upper surface of the transverse sliding block are respectively provided with a through hole which inclines from top to bottom to left, has a long cross section in the left-right direction and is short;
The spring is a cylindrical spiral compression spring;
the first core-pulling block can slide left and right and is positioned in the first core-pulling groove of the transverse sliding block, and the spring is positioned between the right surface of the left frame wall of the first core-pulling block and the left inner wall of the first core-pulling groove; a limiting pin for limiting the first core-pulling block to slide out of the first pulling groove infinitely leftwards is arranged between the transverse sliding block and the first core-pulling block; the transverse sliding block is buckled on the movable mould carrier plate in a sliding manner, and the right surface of the transverse sliding block faces the movable mould core; in a die assembly state, an inclined guide pillar of the fixed die is inserted into the delay inclined guide hole in a sliding mode, and the inclined guide pillar is in contact with the right side wall of the delay inclined guide hole; and a cavity defined by the block molding surface, the drawing surface, the fixed mold cavity and the movable mold core is a mold cavity of an injection molding product and a large covering force structure.
the direction surface expressed by the structure is divided into an upper surface, a lower surface, a left surface, a right surface, a front surface and a rear surface, wherein the front surface is a surface facing the front view of the device, and the rear surface is a surface opposite to the front surface.
Working principle and beneficial effects
When the mold is opened, the movable mold is separated from the fixed mold in a parting mode downwards, the delay inclined guide hole is in a long circle shape, when the inclined guide pillar does not touch the left side wall of the delay inclined guide hole leftwards, the transverse sliding block is static and does not move, the core-pulling block firstly moves leftwards under the action of the spring, so that the core-pulling surface firstly pulls out the core from the large covering force structure of the product, and then when the inclined guide pillar touches the left side wall of the delay inclined guide hole leftwards, the inclined guide pillar drives the transverse sliding block and the core-pulling block to move leftwards together to enable the block profile to be separated from the product in a demolding mode.
the device has the advantages of simple structure and reliable work, the core-pulling block and the delay inclined guide holes are arranged in the transverse sliding block, the mold opening is utilized, the core-pulling surface is firstly pulled out, then the block surface is pulled out, and the core-pulling and the demolding are carried out step by step for the second time, so that the injection mold of the large-cladding force structural product is injection molded and produced, the working strength is reduced, the efficiency is improved, and the cost is reduced.
The utility model adopts a device composed of a transverse sliding block, a first core-pulling block and a spring, wherein the first core-pulling block is a rectangular ring frame-shaped steel component with a closed left side and an open right side, and is provided with a core-pulling surface corresponding to the large covering force structure of the product; the transverse sliding block is a wedge-shaped block-shaped steel component and is provided with a block profile, a first drawing groove and a delay inclined guide hole; the spring is a cylindrical spiral compression spring; the first core-pulling block can slide left and right and is positioned in the first core-pulling groove of the transverse sliding block, and the spring is positioned between the right surface of the left frame wall of the first core-pulling block and the left inner wall of the first core-pulling groove; a limiting pin for limiting the first core-pulling block to slide out of the first pulling groove infinitely leftwards is arranged between the transverse sliding block and the first core-pulling block; the transverse sliding block is buckled on the movable mould carrier plate in a sliding manner, and the right surface of the transverse sliding block faces the movable mould core; in a die assembly state, an inclined guide pillar of the fixed die is inserted into the delay inclined guide hole in a sliding mode, and the inclined guide pillar is in contact with the right side wall of the delay inclined guide hole; a cavity defined by the block molding surface, the drawing surface, the fixed mold cavity and the movable mold core is a mold cavity of an injection molding product and a large covering force structure;
When the device works, the mold is opened, the movable mold is separated from the fixed mold downwards for parting, because the delay inclined guide hole is in the long circle shape, when the inclined guide pillar does not touch the left side wall of the delay inclined guide hole leftwards, the transverse slide block is still, under the action of the spring, the core-pulling block firstly moves leftwards, so that the core-pulling surface firstly pulls out the core from the large covering force structure of the product, and then, when the inclined guide pillar touches the left side wall of the delay inclined guide hole leftwards, the inclined guide pillar drives the transverse slide block and the core-pulling block firstly to move leftwards together, so that the technical scheme that the block-shaped surface is separated from the product in a demolding manner is adopted The cost is reduced.
Drawings
FIG. 1 is a schematic sectional view of a cross-sectional view of an injection mold transverse slide block stepped secondary core-pulling and demolding device of the present invention;
FIG. 2 is a schematic top cross-sectional view of FIG. 1;
FIG. 3 is an enlarged drawing of portion A of FIG. 1;
Fig. 4 is a schematic diagram of the multi-step secondary core-pulling and demolding device for the transverse sliding block of the injection mold, which works in the time of core pulling out from the large covering force structure 031 of the product 03 when the first core-pulling block 2 moves in advance;
FIG. 5 is a top cross-sectional view of FIG. 4;
FIG. 6 is an enlarged drawing of portion B of FIG. 4;
Fig. 7 is a schematic diagram of the principle of the injection mold transverse slide block stepped secondary core-pulling demolding device working in a state that the transverse slide block 1 and the first core-pulling block 2 move together to demold and separate the block profile from the product 03;
FIG. 8 is a top cross-sectional view of FIG. 7;
Fig. 9 is an enlarged drawing view of the portion C in fig. 7.
the invention will be described in more detail below with reference to an exemplary embodiment shown in the drawings, which should not be construed as limiting the invention in any way.
In the figure: the core mold comprises a transverse sliding block 1, a delay inclined guide hole 11, a first core-pulling block 2, a spring 3, a fixed mold 01, an inclined guide post 011, a fixed mold cavity 012, a movable mold carrier plate 02, a movable mold core 021, a product 03 and a large covering force structure 031.
Detailed Description
Referring to fig. 1-9, the utility model discloses a horizontal slider substep secondary shedder of loosing core of injection mold, including horizontal slider 1, loose core earlier piece 2 and spring 3, wherein: the first core-pulling block 2 is a rectangular ring frame-shaped steel component with a closed left side and an open right side, and the left surface of the left frame wall of the first core-pulling block 2 is an inclined surface inclined from top to bottom to left; the right ends of the front and rear side frame walls of the core-pulling block 2 are respectively provided with a profile corresponding to the large covering force structure 031 of the product 03, which is called a pulling profile;
the transverse sliding block 1 is a wedge-shaped block-shaped steel component, the left side surface of the transverse sliding block 1 is an inclined surface which inclines from top to bottom to left, the right side surface of the transverse sliding block 1 is provided with a profile surface which corresponds to the product 03 and is called a block profile surface, a groove which corresponds to the shape of the first core-pulling block 2 and is used for the sliding left and right movement of the first core-pulling block 2 is arranged on the transverse sliding block 1 and is called a first core-pulling groove, and the front side and the rear side of the left part on the transverse sliding block 1 are respectively provided with a through hole which inclines from top to bottom to left, has a cross section which is long in;
The spring 3 is a cylindrical spiral compression spring;
The first core-pulling block 2 can slide left and right and is positioned in the first pulling groove of the transverse sliding block 1, and the spring 3 is positioned between the right surface of the left frame wall of the first core-pulling block 2 and the left inner wall of the first pulling groove; a limiting pin for limiting the first core-pulling block 2 to slide out of the first pulling groove to the left infinitely is arranged between the transverse sliding block 1 and the first core-pulling block 2; the transverse sliding block 1 is slidably buckled on the movable mould carrier plate 02, and the right surface of the transverse sliding block 1 faces the movable mould core 021; in a mold closing state, an inclined guide post 011 of the fixed mold 01 is inserted into the delay inclined guide hole 11 in a sliding manner, and the inclined guide post 011 is in contact with the right side wall of the delay inclined guide hole 11; the cavity defined by the block molding surface, the drawing surface, the fixed mold cavity 012 and the moving mold core 021 is the cavity of the injection molding product 03 and the large covering force structure 031.
The direction surface expressed by the structure is divided into an upper surface, a lower surface, a left surface, a right surface, a front surface and a rear surface, wherein the front surface is a surface facing the front view of the device, and the rear surface is a surface opposite to the front surface.
Working principle and beneficial effects
when the mold is opened, the movable mold is separated from the fixed mold 01 downwards for parting, because the delay inclined guide hole 11 is in the shape of a long circle, when the inclined guide pillar 011 does not touch the left side wall of the delay inclined guide hole 11 to the left, the transverse slide block 1 is still, under the action of the spring 3, the first core-pulling block 2 moves to the left in advance, so that the core-pulling surface firstly pulls out the core from the large covering force structure 031 of the product 03, and then when the inclined guide pillar 011 touches the left side wall of the delay inclined guide hole 11 to the left, the inclined guide pillar 011 drives the transverse slide block 1 and the first core-pulling block 2 to move to the left together, so that the block profile is separated from the product 03.
this device simple structure, the reliable operation through set up earlier core-pulling block 2 and postpone oblique guide hole 11 in horizontal slider 1, utilizes the mould die sinking, takes out the profile of taking out earlier, takes out a profile again, and the drawing of core is loosed to substep secondary, makes the injection mold's of big covering power structure 031 goods injection mold's injection moulding production, has alleviateed working strength, has improved efficiency, the cost is reduced.
Claims (1)
1. The utility model provides a horizontal slider substep secondary shedder of loosing core of injection mold, includes horizontal slider (1), takes out core piece (2) and spring (3) earlier, its characterized in that: the first core-pulling block (2) is a rectangular ring frame-shaped steel component with a closed left side and an open right side, and the left surface of the left frame wall of the first core-pulling block (2) is an inclined surface inclined from top to bottom to left; the right ends of the front and rear side frame walls of the core-pulling block (2) are respectively provided with a profile corresponding to the large covering force structure (031) of the product (03), which is called a pulling profile;
The transverse sliding block (1) is a wedge-shaped block-shaped steel component, the left side surface of the transverse sliding block (1) is an inclined surface inclined from top to bottom to left, the right side surface of the transverse sliding block (1) is provided with a profile corresponding to the product (03) and called a block profile, a groove corresponding to the shape of the first core-pulling block (2) and used for the left-right sliding of the first core-pulling block (2) is called a first core-pulling groove, and the front side and the rear side of the left part of the upper surface of the transverse sliding block (1) are respectively provided with oblong through holes which are inclined from top to bottom to left, have long cross sections in the left-right direction and are short in the front-rear direction and are called;
the spring (3) is a cylindrical spiral compression spring;
the first core-pulling block (2) can slide left and right and is positioned in the first pulling groove of the transverse sliding block (1), and the spring (3) is positioned between the right surface of the left frame wall of the first core-pulling block (2) and the left inner wall of the first pulling groove; a limiting pin for limiting the first core-pulling block (2) to slide out of the first drawing groove leftwards infinitely is further arranged between the transverse sliding block (1) and the first core-pulling block (2); the transverse sliding block (1) is slidably buckled on the movable mould carrier plate (02), and the right surface of the transverse sliding block (1) faces the movable mould core (021); in a mold closing state, an inclined guide post (011) of the fixed mold (01) is inserted into the delay inclined guide hole (11) in a sliding manner, and the inclined guide post (011) is in contact with the right side wall of the delay inclined guide hole (11); the cavity defined by the block molding surface, the drawing surface, the fixed mold cavity (012) and the movable mold core (021) is a cavity of an injection molding product (03) and a large covering force structure (031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472686.2U CN209775451U (en) | 2019-03-27 | 2019-03-27 | stepped secondary core-pulling demoulding device for transverse sliding block of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920472686.2U CN209775451U (en) | 2019-03-27 | 2019-03-27 | stepped secondary core-pulling demoulding device for transverse sliding block of injection mould |
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| CN209775451U true CN209775451U (en) | 2019-12-13 |
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| CN201920472686.2U Active CN209775451U (en) | 2019-03-27 | 2019-03-27 | stepped secondary core-pulling demoulding device for transverse sliding block of injection mould |
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| CN (1) | CN209775451U (en) |
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