CN203331368U - Core pulling device of cylindrical core with cylindrical surface on which reversely-buckled structures are evenly distributed - Google Patents
Core pulling device of cylindrical core with cylindrical surface on which reversely-buckled structures are evenly distributed Download PDFInfo
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- CN203331368U CN203331368U CN2013204289596U CN201320428959U CN203331368U CN 203331368 U CN203331368 U CN 203331368U CN 2013204289596 U CN2013204289596 U CN 2013204289596U CN 201320428959 U CN201320428959 U CN 201320428959U CN 203331368 U CN203331368 U CN 203331368U
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Abstract
The utility model provides a core pulling device of a cylindrical core with a cylindrical surface on which reversely-buckled structures are evenly distributed. The core pulling device comprises a core cylinder (1), sliding blocks A (2) and sliding blocks B (3). According to the core pulling device, the six sliding blocks A, the six sliding blocks B, one core cylinder compose a cylindrical matching core where the reversely-buckled structures are evenly distributed in a matching mode. The sliding blocks A and the sliding blocks B are arranged and connected on the periphery of the core cylinder at intervals in a staggered and surrounding mode. With the technical scheme according to which the sliding blocks A and the sliding blocks B are staggered at intervals and contract to the center, the problems and the defects that an existing structure in the prior art is complicated structure, large in size and high in cost are solved, so that an injection mold of the cylindrical core with the cylindrical surface on which reversely-buckled structures are evenly distributed has a simplified structure, the reduced size and the reduced cost.
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 loose core from the goods core-pulling device of the demoulding uniform back-off cylinder of a kind of cylinder core out of the cylindrical core that cylinder is laid with to back-off structure.
Background technology
Be provided with the demoulding of loosing core of the cylindrical core of back-off structure for the cylinder circumference, prior art adopted before the demoulding of mould ejection goods, extract out and be located at the taper stem stem in the cylindrical core of sympetalous structure by oil cylinder, drive according to the order of sequence respectively separately by some oil cylinders the centripetal contraction of core lobe slide block that is provided with back-off structure again extracts out from goods, afterwards, mould ejects the goods demoulding again; Because oil cylinder quantity used is many, and it is large that oil cylinder and attached auxiliary body take the mould inside volume, complex structure, cause that the mould body is large, cost is high, in addition, when injection moulding is produced, need the large specification injection machine that the auxiliary work stroke is large, cause the injection moulding production cost to occupy high, therefore, prior art exists complex structure, body is large, cost is high problems and shortcomings.
Summary of the invention
The problems and shortcomings that exist for above-mentioned prior art, the utility model adopt by six A slide blocks, six B slide blocks, stem stem close symbol form cylindrical and be laid with back-off structure close the symbol core, the staggered interval of A slide block and B slide block is connected to the periphery of stem stem around arrangement, wherein, the cone that stem stem is six ribs, the fin rib top of stem stem is provided with the B chute, and the bottom land between two adjacent lugs of stem stem is provided with the A chute, the cone angle of A chute is greater than the cone angle of B chute, back-off structure is positioned at A slide block, B slide block centrifugal to be located, and locates to be equipped with slide rail for centripetal of A slide block, B slide block, and A slide block grooved rail corresponding to the A chute connects, the grooved rail connection corresponding to the B chute of B slide block, stem stem is fixedly connected with the dynamic model support plate, the following angle ejector rod that is connected with respectively of A slide block and B slide block, and the bottom of angle ejector rod is connected with the top board of dynamic model through shoes, during work, when top board makes progress the demoulding of pushing tow goods through straight push rod, top board synchronously promotes A slide block and B slide block respectively along each self-corresponding A chute through angle ejector rod, the oblique top motion that the B chute makes progress centripetal, because the cone angle of A chute is greater than the cone angle of B chute, the displacement component of the centripetal contraction of B slide block is less than the A slide block, the centripetal contraction of staggering of A slide block and B slide block interval, avoid mutual conflict, make to be arranged in A slide block and centrifugal of B slide block and locate back-off from the smooth technical scheme of extracting out of goods, the core-pulling device of the uniform back-off cylinder of a kind of cylinder core is provided, be intended to by A slide block and the B slide block interval mode of centripetal contraction that staggers, make the injection mold of the uniform back-off cylinder of cylinder core reach simplified structure, reduce body, the purpose reduced costs.
The purpose of this utility model is achieved in that the core-pulling device of the uniform back-off cylinder of a kind of cylinder core, comprise stem stem, the A slide block, the B slide block, wherein: described stem stem is up-small and down-big, the steel components of hexagonal pyramid shape column, the cylinder of stem stem be laid with six outwardly, above-below direction, the radial rib muscle of downward projection is called fin, be called the bifurcation groove by the groove formed between two adjacent described fins, the chute that the rib top of described fin is provided with swallow-tail form is called the B chute, the chute that the bottom land of described bifurcation groove is provided with swallow-tail form is called the A chute, the cone angle of described A chute is greater than the cone angle of described B chute,
Described A slide block is that above-below direction strip, downward projection are hexagonal block steel components, and a side of A slide block is that 1/12 cylinder cambered surface is called centrifugal of A, and the one side relative with centrifugal of described A is called centripetal of A; The centrifugal face of described A be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods, the slide rail that the centripetal face of described A is provided with swallow-tail form is called the A slide rail, corresponding being slidably matched of described A chute of described A slide rail and stem stem;
Described B slide block is that above-below direction strip, downward projection are tetragonal block steel components, and a side of B slide block is that 1/12 cylinder cambered surface is called centrifugal of B, and the one side relative with centrifugal of described B is called centripetal of B; The centrifugal face of described B be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods, the slide rail that the centripetal face of described B is provided with swallow-tail form is called the B slide rail, corresponding being slidably matched of described B chute of described B slide rail and stem stem;
Six A slide blocks and six staggered intervals of B slide block, slide and close the periphery that symbol is centered around stem stem, that closes that symbol forms that columniform, the face of cylinder is evenly equipped with described back-off embedding core closes the symbol core; Wherein, corresponding being slidably connected of described A chute of the described A slide rail of A slide block and stem stem, corresponding being slidably connected of described B chute of the described B slide rail of B slide block and stem stem; Stem stem be fixedly connected on the dynamic model support plate above, the following angle ejector rod that is connected with respectively of A slide block and B slide block, the bottom of angle ejector rod is connected with the top board of dynamic model through shoes.
Operation principle and beneficial effect
During demoulding work, when the straight push rod of top board warp makes progress the demoulding of pushing tow goods, top board synchronously promotes A slide block and B slide block through angle ejector rod and moves along each self-corresponding A chute and the B chute centripetal oblique top that makes progress respectively, because the cone angle of A chute is greater than the cone angle of B chute, the displacement component of the centripetal contraction of B slide block is less than the A slide block, make A slide block and B slide block avoid mutually conflicting and the progressively interval centripetal contraction of staggering, then make to be arranged in the back-off embedding core that A slide block and centrifugal of B slide block locate and extract out smoothly from goods.
This device, by the mode of centripetal contraction that staggered in A slide block and B slide block interval, makes the injection mold of the uniform back-off cylinder of cylinder core simplify the structure, reduce body, reduce cost.
Above-mentioned, the utility model adopt by six A slide blocks, six B slide blocks, stem stem close symbol form cylindrical and be laid with back-off structure close the symbol core, the staggered interval of A slide block and B slide block is connected to the periphery of stem stem around arrangement, wherein, the cone that stem stem is six ribs, the fin rib top of stem stem is provided with the B chute, and the bottom land between two adjacent lugs of stem stem is provided with the A chute, the cone angle of A chute is greater than the cone angle of B chute, back-off structure is positioned at A slide block, B slide block centrifugal to be located, and locates to be equipped with slide rail for centripetal of A slide block, B slide block, and A slide block grooved rail corresponding to the A chute connects, the grooved rail connection corresponding to the B chute of B slide block, stem stem is fixedly connected with the dynamic model support plate, the following angle ejector rod that is connected with respectively of A slide block and B slide block, and the bottom of angle ejector rod is connected with the top board of dynamic model through shoes, during work, when top board makes progress the demoulding of pushing tow goods through straight push rod, top board synchronously promotes A slide block and B slide block respectively along each self-corresponding A chute through angle ejector rod, the oblique top motion that the B chute makes progress centripetal, because the cone angle of A chute is greater than the cone angle of B chute, the displacement component of the centripetal contraction of B slide block is less than the A slide block, the centripetal contraction of staggering of A slide block and B slide block interval, avoid mutual conflict, make to be arranged in A slide block and centrifugal of B slide block and locate back-off from the smooth technical scheme of extracting out of goods, overcome prior art and had complex structure, body is large, the problems and shortcomings that cost is high, the core-pulling device of the uniform back-off cylinder of a kind of cylinder core provided, by A slide block and the B slide block interval mode of centripetal contraction that staggers, make the injection mold of the uniform back-off cylinder of cylinder core, reached simplified structure, reduce body, the purpose reduced costs.
The accompanying drawing explanation
Fig. 1 is that the axis of no-feathering that closes the symbol core of the core-pulling device of the uniform back-off cylinder of a kind of cylinder of the present utility model core measures intention;
Fig. 2 be the uniform back-off cylinder of a kind of cylinder of the present utility model core core-pulling device close the symbol core, be in the stagger axle of centripetal contraction state of interval and measure intention;
Fig. 3 is the core-pulling device of the uniform back-off cylinder of a kind of cylinder of the present utility model core, and the master who is arranged in the application mould looks cross-sectional schematic;
Fig. 4 is the side-looking cross-sectional schematic of Fig. 3;
Fig. 5 is the principle schematic that the B slide block 3 of the core-pulling device of the uniform back-off cylinder of a kind of cylinder of the present utility model core is in the demoulding tense of loosing core;
Fig. 6 is the principle schematic that the A slide block 2 of the core-pulling device of the uniform back-off cylinder of a kind of cylinder of the present utility model core is in the demoulding tense of loosing core.
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: stem stem 1, A chute 11, B chute 12, A slide block 2, B slide block 3, close symbol core 123, goods 01, cover half 02, dynamic model 03, dynamic model support plate 031, angle ejector rod 04, shoes 041, top board 05.
The specific embodiment
Consult Fig. 1～Fig. 6, the core-pulling device of the uniform back-off cylinder of a kind of cylinder of the present utility model core, comprise stem stem 1, A slide block 2, B slide block 3, wherein: described stem stem 1 is up-small and down-big, the steel components of hexagonal pyramid shape column, the cylinder of stem stem 1 be laid with six outwardly, above-below direction, the radial rib muscle of downward projection is called fin, be called the bifurcation groove by the groove formed between two adjacent described fins, the chute that the rib top of described fin is provided with swallow-tail form is called B chute 12, the chute that the bottom land of described bifurcation groove is provided with swallow-tail form is called A chute 11, the cone angle of described A chute 11 is greater than the cone angle of described B chute 12,
Described A slide block 2 is hexagonal block steel components for above-below direction strip, downward projection, and a side of A slide block 2 is that 1/12 cylinder cambered surface is called centrifugal of A, and the one side relative with centrifugal of described A is called centripetal of A; The centrifugal face of described A be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods 01, the slide rail that the centripetal face of described A is provided with swallow-tail form is called the A slide rail, corresponding being slidably matched of described A chute 11 of described A slide rail and stem stem 1;
Described B slide block 3 is tetragonal block steel components for above-below direction strip, downward projection, and a side of B slide block 3 is that 1/12 cylinder cambered surface is called centrifugal of B, and the one side relative with centrifugal of described B is called centripetal of B; The centrifugal face of described B be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods 01, the slide rail that the centripetal face of described B is provided with swallow-tail form is called the B slide rail, corresponding being slidably matched of described B chute 12 of described B slide rail and stem stem 1;
Six A slide blocks 2 and six staggered intervals of B slide block 3, slide and close the periphery that symbol is centered around stem stem 1, that closes that symbol forms that columniform, the face of cylinder is evenly equipped with described back-off embedding core closes symbol core 123; Wherein, corresponding being slidably connected of described A chute 11 of the described A slide rail of A slide block 2 and stem stem 1, corresponding being slidably connected of described B chute 12 of the described B slide rail of B slide block 3 and stem stem 1; Stem stem 1 be fixedly connected on dynamic model support plate 031 above, the following angle ejector rod 04 that is connected with respectively of A slide block 2 and B slide block 3, the bottom of angle ejector rod 04 is connected with the top board 05 of dynamic model 03 through shoes 041.
Operation principle and beneficial effect
During demoulding work, when the straight push rod of top board 05 warp makes progress 01 demoulding of pushing tow goods, top board 05 moves along each self-corresponding A chute 11 and the B chute 12 centripetal oblique top that makes progress respectively through synchronous A slide block 2 and the B slide block 3 of promoting of angle ejector rod 04, because the cone angle of A chute 11 is greater than the cone angle of B chute 12, the displacement component of B slide block 3 centripetal contractions is less than A slide block 2, make A slide block 2 and B slide block 3 avoid mutually conflicting and the progressively interval centripetal contraction of staggering, then make to be arranged in the back-off embedding core that A slide block 2 and centrifugal of B slide block 3 locate and extract out smoothly from goods 01.
This device, by the mode of centripetal contraction that staggered in A slide block 2 and B slide block 3 intervals, makes the injection mold of the uniform back-off cylinder of cylinder core simplify the structure, reduce body, reduce cost.
Claims (1)
1. the core-pulling device of the uniform back-off cylinder of a cylinder core, comprise stem stem (1), A slide block (2), B slide block (3), it is characterized in that: described stem stem (1) is for up-small and down-big, the steel components of hexagonal pyramid shape column, the cylinder of stem stem (1) be laid with six outwardly, above-below direction, the radial rib muscle of downward projection is called fin, be called the bifurcation groove by the groove formed between two adjacent described fins, the chute that the rib top of described fin is provided with swallow-tail form is called B chute (12), the chute that the bottom land of described bifurcation groove is provided with swallow-tail form is called A chute (11), the cone angle of described A chute (11) is greater than the cone angle of described B chute (12),
Described A slide block (2) is that above-below direction strip, downward projection are hexagonal block steel components, and a side of A slide block (2) is that 1/12 cylinder cambered surface is called centrifugal of A, and the one side relative with centrifugal of described A is called centripetal of A; The centrifugal face of described A be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods (01), the slide rail that the centripetal face of described A is provided with swallow-tail form is called the A slide rail, corresponding being slidably matched of described A chute (11) of described A slide rail and stem stem (1);
Described B slide block (3) is that above-below direction strip, downward projection are tetragonal block steel components, and a side of B slide block (3) is that 1/12 cylinder cambered surface is called centrifugal of B, and the one side relative with centrifugal of described B is called centripetal of B; The centrifugal face of described B be provided with protrusion, with the identical back-off embedding core of the back-off structure shape of goods (01), the slide rail that the centripetal face of described B is provided with swallow-tail form is called the B slide rail, corresponding being slidably matched of described B chute (12) of described B slide rail and stem stem (1);
Six A slide blocks (2) and six B slide blocks (3) interlock interval, slide and to close the periphery that symbol is centered around stem stem (1), that closes that symbol forms that columniform, the face of cylinder is evenly equipped with described back-off embedding core closes symbol core (123); Wherein, corresponding being slidably connected of described A chute (11) of the described A slide rail of A slide block (2) and stem stem (1), corresponding being slidably connected of described B chute (12) of the described B slide rail of B slide block (3) and stem stem (1); Stem stem (1) be fixedly connected on dynamic model support plate (031) above, the following angle ejector rod (04) that is connected with respectively of A slide block (2) and B slide block (3), the bottom of angle ejector rod (04) is connected with the top board (05) of dynamic model (03) through shoes (041).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204289596U CN203331368U (en) | 2013-07-09 | 2013-07-09 | Core pulling device of cylindrical core with cylindrical surface on which reversely-buckled structures are evenly distributed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204289596U CN203331368U (en) | 2013-07-09 | 2013-07-09 | Core pulling device of cylindrical core with cylindrical surface on which reversely-buckled structures are evenly distributed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203331368U true CN203331368U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204289596U Withdrawn - After Issue CN203331368U (en) | 2013-07-09 | 2013-07-09 | Core pulling device of cylindrical core with cylindrical surface on which reversely-buckled structures are evenly distributed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203331368U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358496A (en) * | 2013-07-09 | 2013-10-23 | 宁波和鑫光电科技有限公司 | Core pulling device of cylindrical core with backoff structures uniformly distributed on cylindrical surface |
| CN104708773A (en) * | 2015-03-14 | 2015-06-17 | 台州市黄岩技佳模具有限公司 | Core-pulling mechanism of injection mould for flaring pipe fitting |
| CN106079213A (en) * | 2016-06-13 | 2016-11-09 | 东莞万德电子制品有限公司 | It is easy to the forming die for silicone key of fast demoulding |
| CN111070594A (en) * | 2019-12-30 | 2020-04-28 | 青岛海信模具有限公司 | Injection mold |
-
2013
- 2013-07-09 CN CN2013204289596U patent/CN203331368U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358496A (en) * | 2013-07-09 | 2013-10-23 | 宁波和鑫光电科技有限公司 | Core pulling device of cylindrical core with backoff structures uniformly distributed on cylindrical surface |
| CN103358496B (en) * | 2013-07-09 | 2016-03-02 | 宁波和鑫光电科技有限公司 | The core-pulling device of a kind of cylinder uniform back-off cylinder core |
| CN104708773A (en) * | 2015-03-14 | 2015-06-17 | 台州市黄岩技佳模具有限公司 | Core-pulling mechanism of injection mould for flaring pipe fitting |
| CN106079213A (en) * | 2016-06-13 | 2016-11-09 | 东莞万德电子制品有限公司 | It is easy to the forming die for silicone key of fast demoulding |
| CN111070594A (en) * | 2019-12-30 | 2020-04-28 | 青岛海信模具有限公司 | Injection mold |
| CN111070594B (en) * | 2019-12-30 | 2022-04-01 | 青岛海信模具有限公司 | Injection mold |
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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: 20131211 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |