CN103551414A - Extrusion die - Google Patents
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- CN103551414A CN103551414A CN201310574303.XA CN201310574303A CN103551414A CN 103551414 A CN103551414 A CN 103551414A CN 201310574303 A CN201310574303 A CN 201310574303A CN 103551414 A CN103551414 A CN 103551414A
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Abstract
The invention discloses an extrusion die which comprises a body. The body comprises an upper die; X-axis and Y-axis coordinates are virtualized on the upper die; the center of a circle of the upper die is taken as an origin of coordinates; three holes are formed in the upper die, wherein a first hole is formed in the positive direction of the Y axis, the second hole is formed in a third quadrant and a second quadrant, the third hole is formed in a fourth quadrant and a first quadrant, the second hole and the third hole are symmetrical to each other, and a bridge location width among the three holes is more than 8mm; the three holes are respectively provided with die cores and multiple shunt holes; the shunt holes are formed around the die cores; the body also comprises a lower die; three guide cavities are formed in the lower die; each guide cavity is provided with a cavity connected with the guide cavity; the guide cavities correspond to the holes one by one; the cavities correspond to the die cores one by one. The integrity of a shape of a formed material is effectively guaranteed, the production efficiency and yield are also greatly improved, the production period is reduced, and the production level is improved.
Description
Technical field
The present invention relates to Tool and Die Technology, relate in particular to a kind of extrusion die.
Background technology
Mould is a kind of instrument that obtains section bar by molding materials, mainly changes the physical state of material, and material is passed into the processing that mould is realized section bar, thereby obtains required section bar.
Along with the development of socialization large-scale production, more and more abundanter to the demand of section bar, also more and more higher to the requirement of production efficiency.The general mould of making aluminium need to have high strength, also needs to certain interval to be set between each molding materials, guarantees the integrality of molding materials.
In prior art, extrusion die, for guaranteeing the force intensity that is subject to of mould, is traditionally arranged to be single hole or even hole, and the efficiency of single hole is too low, even hole has certain requirement to section bar, as four holes or six holes, can only be for the comparatively simple or less section bar of shape, the section bar special or larger for shape can only be used two holes, but the efficiency in two holes is also very low, therefore for large batch of production, have a strong impact on undoubtedly the efficiency of producing, caused the bottleneck of production.
Therefore, research and develop and a kind ofly can produce in a large number section bar, the mould of raising the efficiency is in a large number those skilled in the art's urgent problems.
Summary of the invention
The invention provides a kind of extrusion die, effectively guaranteed the integrality of molding materials shape, also improved in a large number production efficiency and output, reduced the production cycle, improved the level of production.
For addressing the above problem, the invention provides a kind of extrusion die, comprise body, described body comprises patrix, virtual X, Y-axis coordinate on described patrix, and to take the center of circle of described patrix be the origin of coordinates;
Described patrix arranges three holes, and the first hole is arranged on Y-axis positive direction, and the second hole is arranged on third quadrant and the second quadrant, and the 3rd hole is arranged on fourth quadrant and first quartile, and described the second hole and the 3rd hole are symmetrical arranged, and the bridge location width described in three between hole is greater than 8mm;
Described in three hole core rod and a plurality of tap hole be set respectively, described tap hole is around described core rod setting;
Described body also comprises counterdie, and described counterdie arranges three water conservancy diversion cavitys, and described in each, water conservancy diversion cavity all arranges the die cavity being connected with himself;
Described water conservancy diversion cavity and the corresponding setting one by one of described hole, described die cavity and described core rod be corresponding setting one by one.
Preferably, described core rod comprises projection and mould neck, and described projection arranges work band, and described work band arranges around described projection.
Preferably, described work band is arranged on protruding middle part.
Preferably, the cross-sectional area of described mould neck increases toward lower end gradually from upper end, is one trapezoidal.
Preferably, the edge of described tap hole arranges chamfering.
Preferably, the bridge location both sides between described tap hole all arrange recess, and described recess is used for merging material.
Preferably, described recess length is 1/2～2/3 of bridge location length between tap hole.
Preferably, described patrix arranges a plurality of pins, and described counterdie arranges a plurality of pin holes, and described pin and described pin hole be corresponding setting all, for fixing described patrix and described counterdie.
Preferably, Kong Junyu patrix marginating compartment 15mm～25mm described in each.
As can be seen from the above technical solutions, the present invention has the following advantages: in extrusion die, patrix arranges three holes, this three hole is respectively according to the Y-axis positive direction of coordinate, third quadrant and fourth quadrant setting, bridge location width between three is greater than 8mm, counterdie is corresponding with patrix, and three holes can pass into respectively material to counterdie molding materials; Material is guided to water conservancy diversion cavity from tap hole by core rod, and material, after the accumulation of water conservancy diversion cavity, export, thereby moulding is fixed by die cavity.Owing in above-mentioned position, three holes being set at mould, when material is squeezed to mould, the pressure that mould is subject to, can on average disperse by three holes, and the mould that is arranged so that of bridge location width can not concentrated stressed, therefore mould is not easy impaired, and guarantee between the molding materials of output CONTACT WITH FRICTION mutually, therefore guaranteed the integrality of molding materials shape, also improved in a large number production efficiency and output, reduce the production cycle, improved the level of production.
Accompanying drawing explanation
Fig. 1 is the upper die structure schematic diagram of a kind of extrusion die of the present invention;
Fig. 2 is another schematic diagram of upper die structure of a kind of extrusion die of the present invention;
Fig. 3 is the elevation cross-sectional view of the core rod of a kind of extrusion die of the present invention;
Fig. 4 is the side cutaway view of the core rod of a kind of extrusion die of the present invention;
Fig. 5 is the lower die structure schematic diagram of a kind of extrusion die of the present invention;
Fig. 6 is the upper die and lower die assembling rear view of a kind of extrusion die of the present invention;
Fig. 7 is the coordinate schematic diagram of a kind of extrusion die of the present invention.
Wherein, in figure, mark is as follows:
1-patrix, the 11-the first hole, the 12-the second hole, the 13-the three hole, 14-tap hole, 15-core rod, 16-bridge location, 17-bridge location, 18-center of circle/origin of coordinates, 19-pin, 41-chamfering, 151-work band, 152-mould neck, 153-overhead cutter, 154-lower empty cutter, 155-projection, 161-recess, 2-counterdie, 21-water conservancy diversion cavity, 22-die cavity, 23-pin hole.
The specific embodiment
The invention provides a kind of extrusion die, guaranteed the integrality of molding materials shape, also improved in a large number production efficiency and output, reduced the production cycle, improved the level of production.
In order to make those skilled in the art person understand better the present invention program, below in conjunction with drawings and embodiments, the present invention is described in further detail.
Please refer to Fig. 1～Fig. 7, Fig. 1 is the upper die structure schematic diagram of a kind of extrusion die of the present invention; Fig. 2 is another schematic diagram of upper die structure of a kind of extrusion die of the present invention; Fig. 3 is the elevation cross-sectional view of the core rod of a kind of extrusion die of the present invention; Fig. 4 is the side cutaway view of the core rod of a kind of extrusion die of the present invention; Fig. 5 is the lower die structure schematic diagram of a kind of extrusion die of the present invention; Fig. 6 is the upper die and lower die assembling rear view of a kind of extrusion die of the present invention; Fig. 7 is the coordinate schematic diagram of a kind of extrusion die of the present invention.
The extrusion die of this specific embodiment, comprises body, and body comprises patrix 1, virtual X, Y-axis coordinate on patrix 1, and to take the center of circle 18 of patrix 1 be the origin of coordinates 18;
Patrix 1 arranges three holes, the first hole 11 is arranged on Y-axis positive direction, and the second hole 12 is arranged on third quadrant and the second quadrant, and the 3rd hole 13 is arranged on fourth quadrant and first quartile, the second hole 12 and the 3rd hole 13 are symmetrical arranged, and bridge location 17 width between three holes are greater than 8mm;
Three holes core rod 15 and a plurality of tap hole 14 be set respectively, tap hole 14 arranges around core rod 15;
Body also comprises counterdie 2, and counterdie 2 arranges three water conservancy diversion cavitys 21, and each water conservancy diversion cavity 21 all arranges the die cavity 22 being connected with himself;
Water conservancy diversion cavity 21 and hole corresponding setting one by one, die cavity 22 and core rod 15 be corresponding setting one by one.
Wherein, extrusion die can be cylinder, cuboid, square, ellipsoid or other special forms, be preferably cylindrical, take the center of circle 18 of cylindrical cross section is the origin of coordinates 18, in the origin of coordinates 18, do a longitudinal axis and a transverse axis, the longitudinal axis is mutually vertical with transverse axis, and the longitudinal axis is that Y-axis, transverse axis are X-axis.As shown in Figure 7, the Zhong， upper right, four regions that Y-axis and X-axis are divided be called first quartile, upper left be called the second quadrant, lower-left be called third quadrant, bottom right be called fourth quadrant, initial point does not belong to any quadrant.
Alleged virtual X, Y-axis coordinate are not that necessary being is in the coordinate of this mould, the description of only carrying out for the relation of clear each parts of expression.
The second alleged hole 12 is arranged on third quadrant and the second quadrant, and preferably the second hole 12 is roughly arranged on third quadrant, and part is through third quadrant to the second quadrant.The 3rd alleged hole 13 is arranged on fourth quadrant and first quartile, and preferably the 3rd hole 13 is roughly arranged on fourth quadrant, and part is passed fourth quadrant to first quartile.
Body comprises that patrix 1 and counterdie 2, three holes all run through patrix 1, and core rod 15 is arranged on a side of patrix 1, core rod 15 is one to protrude from the structure of patrix 1, water conservancy diversion cavity 21 is arranged on a side of counterdie 2, and die cavity 22 is arranged on the opposite side of counterdie 2, and water conservancy diversion cavity 21 and die cavity 22 run through connection.Three holes are setting corresponding to water conservancy diversion cavity 21 respectively, and size is corresponding setting also, and core rod 15 is setting corresponding to die cavity 22 respectively.
It should be noted that, for convenience of describing, a side that patrix 1 is provided with to core rod 15 is called upper end, and patrix 1 opposite side is called lower end; A side that counterdie 2 is provided with to water conservancy diversion cavity 21 is called lower end, and a side that counterdie 2 is provided with to die cavity 22 is called upper end, below de-emphasizes.
In the process of moulding aluminium, aluminium material is squeezed into the lower end (not showing in the drawings) of patrix, aluminium material enters respectively three holes, and by tap hole 14, prolong core rod 15 and enter water conservancy diversion cavity 21, when aluminium material is full of water conservancy diversion cavity 21, be subject to not stopping squeezing into the aluminium material effect of patrix, the aluminium material in water conservancy diversion cavity 21 enters die cavity 22, thereby by die cavity 22 sizing materials.
Alleged bridge location 17 is the positions between Kong Yukong, the width of junction between bridge location width finger-hole and hole.In this specific embodiment, between the first hole 11, the second hole 12 and the 3rd hole 13, become bridge location 17, its width is called bridge location width, and bridge location width can be preferably 8mm～20mm for being greater than 8mm, and more preferably 10mm～17mm, most preferably is 13mm～15mm.
Wherein the quantity of tap hole 14 can, for three, four or more, can be set according to actual needs.The setting corresponding to the shape in hole of the shape of water conservancy diversion cavity 21, can be set to be greater than the shape in hole.The position operated by rotary motion of die cavity 22 is at the middle part of water conservancy diversion cavity 21, corresponding with core rod 15, between core rod 15 and die cavity 22, does not connect, and makes material can prolong smoothly core rod 15 and enters in die cavity 22.
In this specific embodiment, as shown in Figure 5 and Figure 6, when the L-shaped shape of shape of die cavity 22, hole can arrange four tap holes 14, three substantially vertical tap holes 14 of core rod 15, core rod 15 is arranged on the middle part of four tap holes 14, and the shape of water conservancy diversion cavity 21 is set to corresponding with tap hole 14, the wider place of bridge location 16 between tap hole 14 wherein, water conservancy diversion cavity 21 can not comprise its corresponding position; This core rod 15 can be set to flat structure.
In this specific embodiment, as shown in Figure 2 to 4, core rod 15 comprises projection 155 and mould neck 152, and projection 155 arranges work band 151, and work can be the high horizontal stripe of first-class with 151, around arranging around projection 155.Preferably, work with 151 operated by rotary motion at projection 155 medium position.Wherein, work is with 151 projection 155 has been divided into three parts, and bottom is that lower empty cutter 154, middle part are that work band 151, top are overhead cutter 153, and protruding 155 are preferably one rectangular-shaped.
Wherein, the cross-sectional area of mould neck 152 increases toward lower end gradually from upper end, is one trapezoidal.
This work band 151 arranges around projection 155:
Preferably, be arranged on projection 155 middle upper end;
More preferably, core rod 15 is highly 23mm～29mm, and mould neck 152 is highly 15mm～17mm, mould neck 152 lower end width are large compared with upper end width, its lower end width is greater than upper end width 0.1mm～0.5mm, and projection 155 is highly 8mm～12mm, and work is with 151 to be highly 4mm～6mm;
Most preferably, core rod 15 is highly 21mm～27mm, and mould neck 152 is highly 16mm～17mm, mould neck 152 lower end width are large compared with upper end width, its lower end width is greater than upper end width 0.2mm～0.5mm, and projection 155 is highly 5mm～11mm, and work is with 151 to be highly 4mm～6mm.
Wherein, above-mentioned alleged height is as the criterion with the direction at the place, top and bottom of core rod 15.
In this specific embodiment, the edge of tap hole 14 arranges chamfering 41.
Alleged edge is preferably arranged on the edge of core rod 15 upper ends, guarantees that material has directionality and flow to water conservancy diversion cavity 21.
In this specific embodiment, bridge location 16 both sides between tap hole 14 all arrange recess 161, and described recess 161, for merging material, makes to enter water conservancy diversion cavity 21 after material fusion fully.
As shown in Figure 2, recess 161 operated by rotary motion, in bridge location 16 both sides, are the side of tap hole 14, the position of especially depending on near-lying mode core 15, preferably, recess 161 length be 14 of tap holes bridge location length 1/2～2/3.
Wherein, with the direction at patrix 1 place, top and bottom, be as the criterion, the direction at recess 161 length places is perpendicular to the direction at place, top and bottom, and this place is recess 161 length.The position that Kong Yukong connects, the position that tap hole 14 is connected with tap hole 14, can become bridge location 16,17.
In this specific embodiment, patrix 1 arranges a plurality of pins 19, and described counterdie 2 arranges a plurality of pin holes 23, and described pin 19 and described pin hole 23 be corresponding setting all, for fixing described patrix 1 and described counterdie 2, guarantee the not occurrence positions skew in moving process of patrix 1 and lower film.
In this specific embodiment, Kong Junyu patrix 1 marginating compartment 15mm～25mm described in each, when guaranteeing that material when extruding enters each hole, is uniformly distributed, and does not contact the parts of mould surrounding in the time of also guaranteeing molding materials moulding, guarantees the integrality of molding materials.
In extrusion die, patrix arranges three ，Zhe San holes, hole respectively according to the Y-axis positive direction of coordinate, third quadrant and fourth quadrant setting, and the bridge location width between three is greater than 8mm, and counterdie is corresponding with patrix, and three holes can pass into respectively material to counterdie molding materials; Material is guided to water conservancy diversion cavity from tap hole by core rod, and material, after the accumulation of water conservancy diversion cavity, export, thereby moulding is fixed by die cavity.Owing in above-mentioned position, three holes being set at mould, when material is squeezed to mould, the pressure that mould is subject to, can on average disperse by three holes, and the mould that is arranged so that of bridge location width can not concentrated stressed, therefore mould is not easy impaired, and guarantee between the molding materials of output CONTACT WITH FRICTION mutually, therefore guaranteed the integrality of molding materials shape, also improved in a large number production efficiency and output, reduce the production cycle, improved the level of production.
The above, above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. an extrusion die, is characterized in that, comprises body, and described body comprises patrix, virtual X, Y-axis coordinate on described patrix, and to take the center of circle of described patrix be the origin of coordinates;
Described patrix arranges three holes, and the first hole is arranged on Y-axis positive direction, and the second hole is arranged on third quadrant and the second quadrant, and the 3rd hole is arranged on fourth quadrant and first quartile, and described the second hole and the 3rd hole are symmetrical arranged, and the bridge location width described in three between hole is greater than 8mm;
Described in three hole core rod and a plurality of tap hole be set respectively, described tap hole is around described core rod setting;
Described body also comprises counterdie, and described counterdie arranges three water conservancy diversion cavitys, and described in each, water conservancy diversion cavity all arranges the die cavity being connected with himself;
Described water conservancy diversion cavity and the corresponding setting one by one of described hole, described die cavity and described core rod be corresponding setting one by one.
2. extrusion die according to claim 1, is characterized in that, described core rod comprises projection and mould neck, and described projection arranges work band, and described work band arranges around described projection.
3. extrusion die according to claim 2, is characterized in that, described work band is arranged on protruding middle part.
4. extrusion die according to claim 2, is characterized in that, the cross-sectional area of described mould neck increases toward lower end gradually from upper end, is one trapezoidal.
5. extrusion die according to claim 1, is characterized in that, the edge of described tap hole arranges chamfering.
6. extrusion die according to claim 1, is characterized in that, the bridge location both sides between described tap hole all arrange recess, and described recess is used for merging material.
7. extrusion die according to claim 6, is characterized in that, described recess length is 1/2～2/3 of bridge location length between tap hole.
8. according to the extrusion die described in claim 1～7 any one, it is characterized in that, described patrix arranges a plurality of pins, and described counterdie arranges a plurality of pin holes, and described pin and described pin hole be corresponding setting all, for fixing described patrix and described counterdie.
9. according to the extrusion die described in claim 1～7 any one, it is characterized in that Kong Junyu patrix marginating compartment 15mm～25mm described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574303.XA CN103551414B (en) | 2013-11-15 | 2013-11-15 | A kind of extrusion die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574303.XA CN103551414B (en) | 2013-11-15 | 2013-11-15 | A kind of extrusion die |
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| Publication Number | Publication Date |
|---|---|
| CN103551414A true CN103551414A (en) | 2014-02-05 |
| CN103551414B CN103551414B (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310574303.XA Active CN103551414B (en) | 2013-11-15 | 2013-11-15 | A kind of extrusion die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877978A (en) * | 2021-09-30 | 2022-01-04 | 中铝萨帕特种铝材（重庆）有限公司 | Extrusion die capable of offsetting fusion port to non-stressed position of section bar |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0595061A1 (en) * | 1992-10-01 | 1994-05-04 | Mitsubishi Aluminum Co.,Ltd. | Extrusion die device and die insert therefor |
| JPH0788543A (en) * | 1993-09-17 | 1995-04-04 | Yano Eng:Kk | Extrusion die of hollow stock |
| EP0780170A1 (en) * | 1995-12-22 | 1997-06-25 | Yugen Kaisha Yano Engineering | Die assembly for extruding hollow metallic articles |
| CN201565486U (en) * | 2009-11-24 | 2010-09-01 | 上海瑞斯乐门窗有限公司 | One-mold multi-coextrusion aluminum profile die |
| CN202045184U (en) * | 2011-04-21 | 2011-11-23 | 江苏亚太轻合金科技股份有限公司 | Die for extruding tube with large outer diameter and thin wall |
| CN202366980U (en) * | 2011-11-15 | 2012-08-08 | 广亚铝业有限公司 | Hot extrusion die for aluminum alloy hollow profile |
| CN203155745U (en) * | 2013-04-15 | 2013-08-28 | 温州天迪铝业有限公司 | Aluminum tube extrusion mould with high fitting degree |
| CN203578433U (en) * | 2013-11-15 | 2014-05-07 | 肇庆亚洲铝厂有限公司 | Extrusion die |
-
2013
- 2013-11-15 CN CN201310574303.XA patent/CN103551414B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0595061A1 (en) * | 1992-10-01 | 1994-05-04 | Mitsubishi Aluminum Co.,Ltd. | Extrusion die device and die insert therefor |
| JPH0788543A (en) * | 1993-09-17 | 1995-04-04 | Yano Eng:Kk | Extrusion die of hollow stock |
| EP0780170A1 (en) * | 1995-12-22 | 1997-06-25 | Yugen Kaisha Yano Engineering | Die assembly for extruding hollow metallic articles |
| CN201565486U (en) * | 2009-11-24 | 2010-09-01 | 上海瑞斯乐门窗有限公司 | One-mold multi-coextrusion aluminum profile die |
| CN202045184U (en) * | 2011-04-21 | 2011-11-23 | 江苏亚太轻合金科技股份有限公司 | Die for extruding tube with large outer diameter and thin wall |
| CN202366980U (en) * | 2011-11-15 | 2012-08-08 | 广亚铝业有限公司 | Hot extrusion die for aluminum alloy hollow profile |
| CN203155745U (en) * | 2013-04-15 | 2013-08-28 | 温州天迪铝业有限公司 | Aluminum tube extrusion mould with high fitting degree |
| CN203578433U (en) * | 2013-11-15 | 2014-05-07 | 肇庆亚洲铝厂有限公司 | Extrusion die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877978A (en) * | 2021-09-30 | 2022-01-04 | 中铝萨帕特种铝材（重庆）有限公司 | Extrusion die capable of offsetting fusion port to non-stressed position of section bar |
| CN113877978B (en) * | 2021-09-30 | 2024-01-23 | 中铝特种铝材(重庆)有限公司 | Extrusion die capable of shifting fusion port to non-stress position of profile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103551414B (en) | 2016-04-06 |
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Effective date of registration: 20190624 Address after: 528200 No. 99 Taoyuan East Road, Shishan Town, Nanhai District, Foshan City, Guangdong Province, 10R&D workshops 507 rooms Patentee after: Guangdong Guangyin Yaaluminium Industry Co., Ltd. Address before: 510000 Yaaluminium Industrial City, Zhaoqing High-tech Industrial Development Zone, Guangdong Province Patentee before: Zhaoqing Asia Aluminum Factory Co.,Ltd. |
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Effective date of registration: 20210126 Address after: 526000 mould workshop of Asia Aluminum Industrial City, high tech Zone, Zhaoqing City, Guangdong Province Patentee after: Zhaoqing Xinya Aluminum Co.,Ltd. Address before: 528200 No. 99 Taoyuan East Road, Shishan Town, Nanhai District, Foshan City, Guangdong Province, 10R&D workshops 507 rooms Patentee before: Guangdong Guangyin Yaaluminium Industry Co.,Ltd. |
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