CN203991729U - Half hollow aluminium profile touches wears formula extrusion die - Google Patents
Half hollow aluminium profile touches wears formula extrusion die Download PDFInfo
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- CN203991729U CN203991729U CN201420401382.4U CN201420401382U CN203991729U CN 203991729 U CN203991729 U CN 203991729U CN 201420401382 U CN201420401382 U CN 201420401382U CN 203991729 U CN203991729 U CN 203991729U
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Abstract
The utility model discloses a kind of half hollow aluminium profile and touch and wear formula extrusion die, comprise patrix, and coordinate the counterdie of installing with described patrix; Described patrix comprises core rod, and core rod comprises that at least one core rod touches the face of wearing, and the angle that described core rod touches the face of wearing and core rod center line is acute angle; Described counterdie is provided with the die cavity coordinating with described core rod, and described die cavity comprises that touching with described core rod the die cavity that the face of wearing is corresponding touches the face of wearing, and described die cavity touches the face of wearing and core rod and touches and between the face of wearing, have gap.Touching herein worn formula mould structure and adopted inclined-plane to touch the mode of wearing, when die assembly and die sinking, core rod and cantilever can not bump because touching when Chuan Mianchu is inclined-plane laminating, there will not be to draw and stung muscle phenomenon touching Chuan Chu, and touch and between the face of wearing, there is certain gap, touching while wearing face laminating of upper die and lower die, can not press the mould bracketed part that sinks.
Description
Technical field
The utility model relates to mould applications, and particularly a kind of half hollow aluminium profile touches and wears formula extrusion die.
Background technology
The application of aluminium section bar is now more and more extensive, but its kind is mainly divided hollow profile and non-hollow profile.Generally, hollow profile is produced by diffluence combination die extruding, but not hollow profile is produced by the extruding of plane mould.But, due to the structure and characteristics difference of section bar, in non-hollow profile, there is quite a few, if adopt conventional plane mould to push, the undercapacity of mould, there will be machine to press to collapse, fracture etc. to make the situation of mould premature failure, do not reach normal level die life.
For overcoming above-mentioned shortcoming, touch the formula extrusion die of wearing and arise at the historic moment.Touch the formula extrusion die of wearing and be also referred to as to touch the formula of wearing " false diffluence combination die ", exactly the section bar with critical section is carried out to " cutting ", imagination has one " hollow cavity ", and only the section bar wall thickness on this hollow cavity limit is zero, and upper and lower mould " touches and wears " herein.Due to this mould structure simplicity of design, so obtained extensive employing.And be all generally to adopt to face the mode of wearing of touching directly, adopt this structure can greatly improve intensity and the life-span of mould.But adopt in this way maximum shortcoming be, mould easily bumps and damages mould in the time of assembling and die sinking, as easy as rolling off a logly causes the inefficacy in advance of mould or scraps.
Summary of the invention
Based on this, to face directly to touch while wearing formula and easily bump and damage the problem of mould for solving above-mentioned employing, the utility model provides a kind of half hollow aluminium profile to touch and wears formula extrusion die.
Its technical scheme is as follows:
A kind of half hollow aluminium profile touches wears formula extrusion die, comprises patrix, and coordinates the counterdie of installing with described patrix; Described patrix comprises core rod, and described core rod head periphery is provided with core rod working face, and described core rod working face comprises that at least one core rod touches the face of wearing, and the angle that described core rod touches the face of wearing and core rod center line is acute angle; Described counterdie is provided with the die cavity coordinating with described core rod, described die cavity is provided with the working surface of mould cavity corresponding with core rod working face, described working surface of mould cavity comprises that touching with described core rod the die cavity that the face of wearing is corresponding touches the face of wearing, and described die cavity touches the face of wearing and core rod and touches and between the face of wearing, have gap.
Touching herein worn formula mould structure and adopted inclined-plane to touch the mode of wearing, when die assembly and die sinking, core rod and cantilever can not bump because touching when Chuan Mianchu is inclined-plane laminating, and to touch the face joint place of wearing be inclined-plane, be an angle with metal flow direction, metal is formed and sheared, therefore there will not be to draw and stung muscle phenomenon touching Chuan Chu.And touch and between the face of wearing, there is certain gap, touching while wearing face laminating of upper die and lower die, can not press the mould bracketed part that sinks.
Below a kind of technical scheme is further described:
Preferably, to touch the gap that the face of wearing and core rod touch between the face of wearing be 0.1-0.15mm to described die cavity.Although touching the fit clearance of wearing position is zero in theory, is impossible accomplish in reality, and the too little collision phenomenon that is prone in gap; Excesssive gap, there is drawing thorn, initial line or play muscle in section bar in the time of extruding at this position, affect the quality of section bar.
Preferably, to touch the angle of the face of wearing and core rod center line be 10 degree to described core rod.It is 10 degree that the size that makes core rod touch the face of wearing keeps inclination angle, inclined plane height is 1-2mm, the inclined-plane that core rod touches Chuan Mianchu has suitable inclination angle, can cannot not ensure enough intensity because of inclination angle is excessive, also can not have because inclination angle is too little and prevent collision and the effect of damage mould, processing is also fairly simple simultaneously.
Preferably, described core rod touches the face one end of wearing and has the core rod corner of tip-angled shape at core rod, and it is indoor that this core rod corner is positioned at seam.Can not there is fillet in core rod corner, otherwise there will be initial line or convex tendon, and the core rod being connected with core rod corner in addition touches the face one end of wearing and is arranged in seam chamber, makes metal be not easy to enter in gap, has ensured Forming Quality.
Preferably, described core rod working face comprises core rod work band, and described working surface of mould cavity comprises the die cavity work band corresponding with described core rod work band, and described core rod work band two ends all protrude from described die cavity work band.Can, easily by core rod work band and the alignment of die cavity work band, be convenient to section bar to carry out extrusion modling.
The utlity model has following outstanding advantages:
1, mould is in assembling when the die sinking, and the face of wearing that touches of upper die and lower die is inclined-plane and has certain interval, makes to touch the binding face that the face of wearing forms and can not bump, and mould is easy damaged and damage not;
2, mould is in extrusion process, has suitable gap because touch between the face of wearing, and touches and wear mask and have suitable height and inclination angle, also has in addition the corner of tip-angled shape, makes section bar product there will not be La Ci, initial line, plays the phenomenon of muscle;
3, mould is easy to manufacture, and the process-cycle shortens, cost.
Brief description of the drawings
Fig. 1 is that half hollow aluminium profile touches the cross-sectional schematic of wearing formula extrusion die described in the utility model embodiment;
Fig. 2 is that half hollow aluminium profile touches the cross-sectional schematic of wearing formula extrusion die Local C described in the utility model embodiment.
Description of reference numerals: 100-patrix, 110-core rod, 112-core rod work band, 114-core rod touches the face of wearing, 116-core rod corner, 120-tap hole, 200-counterdie, 210-die cavity, 212-die cavity work band, 214-die cavity touches the face of wearing, 220-counterdie pin hole, 230-counterdie screw hole, 240-seam chamber, 300-pin, 400-screw.
Detailed description of the invention
Below embodiment of the present utility model is elaborated:
As shown in Figure 1, a kind of half hollow aluminium profile touches wears formula extrusion die, comprises patrix 100, and coordinates the counterdie 200 of installing with patrix 100.This patrix 100 comprises core rod 110, and core rod 110 multiple tap holes 120 are around set, for the shunting of metal charging.And, be provided with multiple core rod working faces in the head periphery of core rod 110, core rod working face comprises that at least one core rod touches the face of wearing 114, as required, this model touches the face of wearing 114 can be designed to one, also can be designed to multiple, and each core rod to touch the face of wearing 114 be acute angle with the angle of core rod center line, core rod touches the face of wearing 114 and is arranged to inclined plane form.
Counterdie 200 is provided with the die cavity 210 coordinating with core rod 110, die cavity 210 is provided with the working surface of mould cavity corresponding with core rod working face, working surface of mould cavity comprises that touching with each core rod the die cavity that the face of wearing 114 is corresponding touches the face of wearing 214, touch the form that arranges of the face of wearing 114 according to core rod, die cavity touches the face of wearing 214 and is arranged to corresponding form, it is the angle that die cavity touches the face of wearing 214 and be also arranged to have with die cavity center line acute angle, make die cavity touch the face of wearing 214 for inclined plane form, make core rod touch the face of wearing 114 and touch the face of wearing 214 with die cavity and easily fit.In addition, die cavity touches the face of wearing 214 and core rod and touches between the face of wearing 114 and have gap, preferably makes die cavity touch the face of wearing and core rod and touches and wear face keeping parallelism.
Touching herein worn formula mould structure and adopted inclined-plane to touch the mode of wearing, when die assembly and die sinking, core rod 110 can not bump because touching when Chuan Mianchu is inclined-plane laminating with cantilever, and to touch the face joint place of wearing be inclined-plane, with metal flow direction at angle, metal is formed and sheared, therefore there will not be to draw and stung muscle phenomenon touching Chuan Chu.And touch and between the face of wearing, there is certain gap, touching while wearing face laminating of patrix 100 and counterdie 200, can not press the mould bracketed part that sinks.Adopt this inclined-plane to touch the mode of wearing, can overcome and face all shortcomings of touching the formula of wearing directly, have again its all advantages simultaneously concurrently.
Particularly, as shown in Figure 2, it is 0.1-0.15mm that die cavity touches the gap that the face of wearing 214 and core rod touch between the face of wearing 114.Although touching the fit clearance of wearing position is zero in theory, is impossible accomplish in reality, and the too little collision phenomenon that is prone in gap; Excesssive gap, there is drawing thorn, initial line or play muscle in section bar in the time of extruding at this position, affect the quality of section bar.And, it is 10 degree with the angle of core rod center line that core rod touches the face of wearing 114, it is 10 degree that the size that makes core rod touch the face of wearing 114 keeps inclination angle, inclined plane height is 1-2mm, the inclined-plane that core rod touches Chuan Mianchu has suitable inclination angle, can cannot not ensure enough intensity because of inclination angle is excessive, can not have because inclination angle is too little and prevent collision and the effect of damage mould yet, processing is also fairly simple simultaneously, intensity and the rigidity of mould are guaranteed, when preventing strain, the face of wearing that touches of upper and lower mould is collided, and presses the mould cantilever position of sinking.The processing on upper and lower mould inclined-plane adopts electrode to be formed by spark machined, core rod 110 is in the time of roughing, as long as touch the reserved enough allowance in angle of inclination of the face of wearing 214 according to the die cavity of counterdie, touch the face of wearing 114 with the core rod of copper electrode spark machined and do not need to carry out grinding and polishing, its rough surface is conducive to stop metal to enter gap, inclined-plane.
And core rod 110 touches the face of wearing 114 one end and have the core rod corner 116 of tip-angled shape at core rod, this core rod corner 116 is positioned at seam chamber 240.Can not there is fillet in core rod corner 116 places, otherwise there will be initial line or convex tendon, and the core rod being connected with core rod corner 116 in addition touches the face of wearing 114 one end and be arranged in the seam chamber 240 of counterdie, makes metal be not easy to enter in gap, has ensured Forming Quality.It is wedge angle that core rod corner 116 places require, and this is easy to processing and obtains in the time of pincers worker polishing.And the length that the length that core rod touches the face of wearing 114 is touched the face of wearing 214 than die cavity is long, make two to touch and wear face and easily fit, and the two ends that make core rod touch the face of wearing 114 all protrude from die cavity and touch the face of wearing 214.In addition, core rod working face comprises core rod work band 112, and working surface of mould cavity comprises the die cavity work band 212 corresponding with core rod work band 112, and core rod work band 112 two ends all protrude from die cavity work band 212.Can be easily by core rod work band and the alignment of die cavity work band, be convenient to section bar to carry out extrusion modling, can be because of core rod work band upper end lower than counterdie die cavity work band upper end yet, and the recessed arch surface of generation hollow aluminum profile wall, or die cavity work band lower end is lower than core rod work band lower end, and make the section bar squeezing out produce torsional deformation.General core rod work band should be than die cavity work belt length 1mm.In addition, adopt inclined-plane to touch while wearing, core rod touches the face of wearing 112 and die cavity and touches on the face of wearing 214 and all can not process work band, has reduced processing capacity.
In addition, on counterdie 200, be also provided with counterdie pin hole 220 and counterdie screw hole 230, corresponding patrix pin hole and the patrix screw hole (not indicating in figure) of correspondence with it of being provided with on patrix, positions and installs fixing by pin 300 and screw 400 to upper die and lower die.
The above embodiment has only expressed detailed description of the invention of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. half hollow aluminium profile touches and wears a formula extrusion die, it is characterized in that, comprises patrix, and coordinates the counterdie of installing with described patrix;
Described patrix comprises core rod, and described core rod head periphery is provided with core rod working face, and described core rod working face comprises that at least one core rod touches the face of wearing, and it is acute angle along metal flow direction and core rod center line formation angle that described core rod touches the face of wearing;
Described counterdie is provided with the die cavity coordinating with described core rod, described die cavity is provided with the working surface of mould cavity corresponding with core rod working face, described working surface of mould cavity comprises that touching with described core rod the die cavity that the face of wearing is corresponding touches the face of wearing, and described die cavity touches the face of wearing and core rod and touches and between the face of wearing, have gap.
2. half hollow aluminium profile according to claim 1 touches and wears formula extrusion die, it is characterized in that, it is 0.1-0.15mm that described die cavity touches the gap that the face of wearing and core rod touch between the face of wearing.
3. half hollow aluminium profile according to claim 1 touches and wears formula extrusion die, it is characterized in that, the angle that described core rod touches the face of wearing and core rod center line is 10 degree.
4. touch and wear formula extrusion die according to the half hollow aluminium profile described in claim 1-3 any one, it is characterized in that, described core rod touches the face one end of wearing and has the core rod corner of tip-angled shape at core rod, and it is indoor that this core rod corner is positioned at seam.
5. touch and wear formula extrusion die according to the half hollow aluminium profile described in claim 1-3 any one, it is characterized in that, described core rod working face comprises core rod work band, described working surface of mould cavity comprises the die cavity work band corresponding with described core rod work band, and described core rod work band two ends all protrude from described die cavity work band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401382.4U CN203991729U (en) | 2014-07-18 | 2014-07-18 | Half hollow aluminium profile touches wears formula extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420401382.4U CN203991729U (en) | 2014-07-18 | 2014-07-18 | Half hollow aluminium profile touches wears formula extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203991729U true CN203991729U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420401382.4U Expired - Fee Related CN203991729U (en) | 2014-07-18 | 2014-07-18 | Half hollow aluminium profile touches wears formula extrusion die |
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| CN (1) | CN203991729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437381A (en) * | 2018-05-25 | 2018-08-24 | 永高股份有限公司 | It is a kind of have touch the mold ejection mechanism for wearing protection |
| CN109967548A (en) * | 2019-04-01 | 2019-07-05 | 山东理工大学 | A kind of vehicle dormer window guide rail cantilever solid aluminium profile extrusion die and forming method |
| CN114011897A (en) * | 2021-11-01 | 2022-02-08 | 湖南中创空天新材料股份有限公司 | Extrusion die and working belt |
-
2014
- 2014-07-18 CN CN201420401382.4U patent/CN203991729U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437381A (en) * | 2018-05-25 | 2018-08-24 | 永高股份有限公司 | It is a kind of have touch the mold ejection mechanism for wearing protection |
| CN109967548A (en) * | 2019-04-01 | 2019-07-05 | 山东理工大学 | A kind of vehicle dormer window guide rail cantilever solid aluminium profile extrusion die and forming method |
| CN114011897A (en) * | 2021-11-01 | 2022-02-08 | 湖南中创空天新材料股份有限公司 | Extrusion die and working belt |
| CN114011897B (en) * | 2021-11-01 | 2024-03-05 | 湖南中创空天新材料股份有限公司 | Extrusion die and working belt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200718 |