CN203044559U - Extrusion mold with stop block - Google Patents
Extrusion mold with stop block Download PDFInfo
- Publication number
- CN203044559U CN203044559U CN 201220710453 CN201220710453U CN203044559U CN 203044559 U CN203044559 U CN 203044559U CN 201220710453 CN201220710453 CN 201220710453 CN 201220710453 U CN201220710453 U CN 201220710453U CN 203044559 U CN203044559 U CN 203044559U
- Authority
- CN
- China
- Prior art keywords
- piece
- balk board
- extrusion die
- metal
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Extrusion Of Metal (AREA)
Abstract
The utility model provides an extrusion mold with a stop block. A mold cavity is formed in the extrusion mold; a plurality of working end surfaces protruding from the extrusion mold are arranged outside a part of the mold cavity, corresponding to a large cross section of a section bar; a clearance is formed between the stop block and a working zone of the extrusion mold; and the stop block and the extrusion mold are in an integrated structure. The stop block stops the flowing of metal, the flowing speed of the metal at the position can be decreased, and the balance of the flowing speed of the metal in the whole mold cavity is regulated, so that the flowing speed of the metal on the whole cross section of the section bar tends to be uniform. The stop block and the extrusion mold are in the integrated structure, so that the stop block and the extrusion mold are connected into a whole all the time in an extrusion process, the stop block is not easily pressed into the mold cavity at high temperature and under high pressure, the scratching of the surface of a product or damage to the mold is reduced, the repairing frequency of the mold is reduced, and the service life of the mold is prolonged.
Description
Technical field
The utility model relates to section bar extrusion technique field, more particularly, relates to a kind of extrusion die that hinders piece that has.
Background technology
Extrusion die is divided into divergent die and flat-die, and divergent die generally includes patrix and is arranged on the described counterdie of going up die tip, and described patrix cooperates the formation die cavity with described counterdie.When utilizing hot extrusion technique to make extrudate, at first in recipient, insert ingot casting, then recipient and mould are heated to certain temperature jointly, make ingot casting generation plastic deformation, this moment, metal had certain fluidity and resistance of deformation is less, can utilize push rod that the metal in the recipient is pushed in the die cavity under less pressure, made it be full of the whole die cavity that carries out, to its extruding, can obtain extrudate after cooling at last.
The extrusion die work zone is vertical mould operative end surface and in order to the section of the shape that guarantees extruded product, size, surface quality in the mould.
Because section bar is by the metal extrusion modling that is positioned at die cavity, die cavity is consistent respectively with section bar shape everywhere.In the process of extruding, according to law of minimum resistance, metal always flows towards the minimum drag direction, because extruding needs the shape of product more complicated of acquisition, so die cavity shape everywhere varies in size, the resistance that metal is subjected to when flowing to the position of the corresponding die cavity of the bigger cross section of section bar (this cross section for along the cross sectional shape of the direction of extrusion) is less, so the flowing velocity of metal is bigger; It is bigger that metal flows to the resistance that the position of the die cavity of section bar small cross section correspondence is subjected to, so the flowing velocity of metal is less.Simultaneously, fast near the metal flow at mold center position, slow down gradually away from the center.
In order to guarantee that section bar has Forming Quality preferably, need take certain measure to make the equilibrium of whole die cavity flow rate of metal.The method of adjusting flow rate of metal commonly used is at present, at first by the extruding die trial, judge the flow velocity of metal then according to stub bar, be that the bigger position of the cross section of die cavity increases the obstruction piece that has the gap with the inwall of die cavity especially soon at flow rate of metal, this obstruction piece is arranged on the operative end surface of counterdie and protrudes above-mentioned operative end surface.In the process of metal flow, metal needs will could flow into die cavity through the obstacle piece, and the obstacle piece can reduce the flow velocity of metal, the speed at the express position of flow rate of metal is reduced, to regulate the equilibrium of whole die cavity flow rate of metal.
Prior art usually adopts on counterdie weld metal piece or forms the obstruction piece in the mode of the enterprising windrow weldering of the operative end surface of counterdie, comes barrier metal and then reduces the flow velocity of this position metal.Yet, the crator of the sheet metal that welds or built-up welding is easy to be pressed under the effect of high temperature, high pressure and enters die cavity in the process of extruding, cause product surface to scratch or mold damage, cause the increased frequency that repairs a die, reduce production efficiency, even cause mould to be scrapped, reduce the service life of mould.In addition, weld metal piece or mould is caused damage in the enterprising windrow weldering of the operative end surface of counterdie meeting on counterdie shortens the service life of mould.
In sum, how a kind of extrusion die that hinders piece that has is provided, reduce when regulating whole die cavity flow rate of metal equilibrium to be implemented in and cause product surface to scratch or the generation of mold damage, thereby reduce the number of times that repairs a die, improving the service life of mould simultaneously, is the technical problem that present those skilled in the art need to be resolved hurrily.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of extrusion die that hinders piece that has, reduce when regulating whole die cavity flow rate of metal equilibrium to be implemented in and cause product surface to scratch or the generation of mold damage, thereby reduce the number of times that repairs a die, the service life of improving mould simultaneously.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of extrusion die with obstruction piece, which is provided with die cavity, the arranged outside at the position of the corresponding described die cavity of cross section that section bar is bigger has the operative end surface of the described extrusion die of a plurality of protrusions, and having the obstruction piece in gap with the work zone of described extrusion die, described obstruction piece and described extrusion die are integral structure.
Preferably, in the above-mentioned extrusion die, described extrusion die comprises patrix and matches with described patrix and form the counterdie of described die cavity, and described counterdie is provided with the described obstruction piece of the operative end surface of the described counterdie of a plurality of protrusions, and described obstruction piece and described counterdie are integral structure.
Preferably, in the above-mentioned extrusion die, described extrusion die is flat-die, and described obstruction piece protrudes from the operative end surface of described flat-die.
Preferably, in the above-mentioned extrusion die, the gap of the described work zone of a plurality of described obstacle piece distances is identical respectively.
Preferably, in the above-mentioned extrusion die, described gap is 1mm-2mm.
Preferably, in the above-mentioned extrusion die, described obstruction piece comprises the first obstruction piece at the two ends that are separately positioned on described work zone and is arranged on the second obstruction piece in the centre position of described work zone, described first hinders piece comprises first balk board, second balk board and the 3rd balk board that links to each other successively, has angle between two balk boards that link to each other among the three; Described second contiguous block comprises the 4th balk board and the 5th balk board with angle.
Preferably, in the above-mentioned extrusion die, the cross-sectional area of the section bar of the two ends correspondence of described work zone is less than the cross-sectional area of the section bar of the centre position correspondence of described work zone; Described first hinders the height of piece less than the height of the described second obstruction piece, and described first hinders the width of piece less than the width of the described second obstruction piece.
Preferably, in the above-mentioned extrusion die, described first balk board, described second balk board, described the 3rd balk board, described the 4th balk board and described the 5th balk board are rectangular slab.Preferably, in the above-mentioned extrusion die, the height of described first balk board, described second balk board and described the 3rd balk board is 8mm, and the height of described the 4th balk board and described the 5th balk board is 15mm; The width of described first balk board, described second balk board and described the 3rd balk board is 10mm, and the width of described the 4th balk board and described the 5th balk board is 14mm.
Preferably, in the above-mentioned extrusion die, described obstacle piece is the steel piece.
From above-mentioned technical scheme as can be seen, the extrusion die that hinders piece that has that the utility model provides is provided with die cavity, the arranged outside at the position of the corresponding die cavity of cross section that section bar is bigger has the operative end surface of a plurality of protrusion extrusion dies, and have the obstruction piece in gap with the work zone of extrusion die, hindering piece and extrusion die is integral structure.When extrusion die is divergent die, on the operative end surface that counterdie and patrix push mutually when hindering operative end surface that piece is arranged on the counterdie of extrusion die and being extrusion modling; When extrusion die is flat-die, hinders piece and be arranged on the operative end surface of flat-die.
The extrusion die that hinders piece that has that the utility model provides is judged flowing of metal by the shape of cross section of section bar, flowing velocity at the position metal of the die cavity of the bigger cross section correspondence of section bar is bigger, flowing velocity at the position metal of the die cavity of section bar small cross section correspondence is less, and in the position of the die cavity of the bigger cross section correspondence of section bar the obstruction piece is set.In the process of extruding, the metal needs of the position of the die cavity of the cross section correspondence that section bar is bigger will just can enter the die cavity at place, work zone by the obstacle piece, this obstacle piece hinders the mobile generation of metal, can reduce the flowing velocity of this place's metal, thereby realized regulating the equilibrium of whole die cavity flow rate of metal, made the flow rate of metal on the entire cross section of section bar be tending towards even.
Simultaneously, because obstruction piece and extrusion die that the utility model provides are integral structure, so obstruction piece and extrusion die hold together all the time in the process of extruding, the obstacle piece is difficult for being pressed and enters die cavity under the effect of high temperature, high pressure, so, the extrusion die that hinders piece that has that the utility model provides has realized reducing the generation that causes product surface scuffing or mold damage when regulating the equilibrium of whole die cavity flow rate of metal, thereby reduced the number of times that repairs a die, improve production efficiency, improved the service life of mould simultaneously.
In addition, with in the prior art by judge the flow velocity of metal after the extruding die trial again according to stub bar, and then arrange and hinder piece and compare, the extrusion die that the utility model provides is judged position and the size that hinders piece by the cross section size of section bar, operate fairly simple, reduce the time of extruding die trial, improved production efficiency.And, because obstruction piece and extrusion die in the extrusion die that the utility model provides are integral structure, can not cause damage to mould, improved the service life of mould.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the section bar with the extrusion die extrusion modling that hinders piece that provides of the utility model embodiment;
Fig. 2 is the partial structurtes schematic diagram with the extrusion die that hinders piece that the utility model embodiment provides;
Fig. 3 is the cutaway view along E-E line among Fig. 2.
The specific embodiment
The utility model embodiment provides a kind of extrusion die that hinders piece that has, realized when regulating the equilibrium of whole die cavity flow rate of metal, reducing the generation that causes product surface scuffing or mold damage, reduce the number of times that repairs a die, improved the service life of mould simultaneously.
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 2-3, the extrusion die that hinders piece that has that the utility model embodiment provides is provided with die cavity 2, the arranged outside at the position of the corresponding die cavity 2 of cross section that section bar 101 is bigger has among operative end surface 12(Fig. 2 of a plurality of protrusion extrusion dies not shown), and the obstruction piece 11 that has gap L with the work zone 3 of extrusion die, hindering piece 11 is integral structure with extrusion die.
When extrusion die was divergent die, extrusion die comprised patrix and matches with patrix and form the counterdie 1 of die cavity 2, and counterdie 1 is provided with the obstruction piece 11 of the operative end surface 12 of a plurality of protrusion counterdies 1, and hindering piece 11 is integral structure with counterdie 1; The operative end surface that counterdie 1 and patrix pushed mutually when the operative end surface 12 of counterdie 1 was extrusion modling.
When extrusion die is flat-die, hinders on the operative end surface that piece 11 is arranged on flat-die and protrude from the operative end surface of flat-die.
The extrusion die that hinders piece that has that the utility model embodiment provides is judged flowing of metal by the shape of cross section of section bar 101, flowing velocity at the position metal of the die cavity 2 of the bigger cross section correspondence of section bar 101 is bigger, flowing velocity at the position metal of the die cavity 2 of section bar 101 small cross section correspondences is less, and arranges in the position of the die cavity 2 of the bigger cross section correspondence of section bar 101 and to hinder piece 11.
If hinder the inboard that piece 11 is positioned at 3 work zones, can influence the carrying out of extruding, so must the time obstruction piece 11 be positioned at the outside of work zone 3 away from a side of die cavity 2.Because obstacle piece and work zone 3 coincide when namely not having the gap between the two, be the equal of the length that has increased work zone 3, and work zone 3 length are when surpassing a certain numerical value, the cooling contraction that metal flow goes out behind the die cavity can cause metal to break away from the contact of work zone, this moment, the work zone can not played the effect of obstruction to metal, therefore, hinder piece 11 and 3 certain interval will be arranged apart from the work zone.
As shown in Figure 1, this figure is the structural representation that extrusion die needs a kind of section bar of extrusion modling, certainly extrusion die is not limited to the section bar 101 of the above-mentioned this structure of extruding, can also squeeze out other difform section bars 101, difform section bar 101 need arrange difform work zone 3 at extrusion die and realize.Concrete, the cross-sectional area in the A district of the section bar 101 in the present embodiment, B district, C district and D district is bigger, the cross-sectional area of other positions is less, the flow rate of metal in GuAQu, B district, C district and D district is bigger, the flow rate of metal of other positions is less, so in the A district, the arranged outside obstacle piece 11 at the position of the corresponding die cavity 2 in B district, C district and D district.
In the process of extruding, position (being the position in A district, B district, C district and D district among Fig. 2) metal needs of the die cavity 2 of the cross section correspondence that section bar 101 is bigger will just can enter the die cavity 2 at 3 places, work zone by obstacle piece 11, the mobile generation of 11 pairs of metals of this obstacle piece hinders, can reduce the flowing velocity of this place's metal, thereby realized regulating whole die cavity 2 flow rate of metal equilibriums, made the flow rate of metal on the entire cross section of section bar 101 be tending towards even.
Simultaneously, because the obstruction piece 11 in the extrusion die that the utility model embodiment provides is integral structure with extrusion die, so hindering piece 11 in the process of extruding holds together all the time with extrusion die, at high temperature, obstacle piece 11 is difficult for being pressed and enters die cavity 2 under the effect of high pressure, so, the extrusion die that the utility model embodiment provides has realized reducing the generation that causes product surface scuffing or mold damage when regulating whole die cavity 2 flow rate of metal equilibriums, thereby reduced the number of times that repairs a die, improve production efficiency, improved the service life of mould simultaneously.
In addition, with in the prior art by judge the flow velocity of metal after the extruding die trial again according to stub bar, and then arrange and hinder piece and compare, the extrusion die that the utility model embodiment provides is judged position and the size that hinders piece 11 by the cross section size of section bar 101, operate fairly simple, reduce the time of extruding die trial, improved production efficiency.And, because the obstruction piece 11 in the extrusion die that the utility model embodiment provides is integral structure with extrusion die, can not cause damage to mould, improved the service life of mould.
Preferably, in the extrusion die that above-described embodiment provides, a plurality of obstacle pieces 11 are identical respectively apart from the gap L of work zone 3.The operative end surface 12(of extrusion die is the operative end surface of counterdie 1 of divergent die or the operative end surface of flat-die) the obstruction piece 11 that arranges everywhere is all identical apart from the gap L of work zone 3, and utilize cutter to grinding dies and add and be convenient to man-hour hindering the manufacturing of piece 11.
In the extrusion die that above-described embodiment provides, gap L is preferably 1mm-2mm.According to the experience of actual production, gap L can play good inhibition to metal flow during for 1mm-2mm.Certainly, obstruction piece 11 also can be other numerical value apart from the gap L of work zone 3, according to corresponding die cavity 2 sizes of the diverse location of section bar 101 suitable gap width is set, but gap L can not be wide, otherwise can play the effect of obstruction to metal flow.
Concrete, in the extrusion die that above-described embodiment provides, hinder the second obstruction piece 112 that piece 11 comprises the first obstruction piece 111 at the two ends that are separately positioned on work zone 3 and is arranged on the centre position of work zone 3, first hinders piece 111 comprises first balk board, second balk board and the 3rd balk board that links to each other successively, has angle between two balk boards that link to each other among the three; Second contiguous block 112 comprises the 4th balk board and the 5th balk board with angle.As shown in Figure 2, first to hinder piece 111 be U-shaped, and the two ends that it is arranged on work zone 3 are wrapped in the outside of 3 ends, work zone, first balk board, second balk board and the 3rd balk board produce obstruction three positions to metal respectively, have reduced the flowing velocity of metal well.The second obstruction piece 112 is L type piece, and it is arranged on the place of work zone 3 bendings, and the 4th balk board and the 5th balk board produce obstruction two positions to metal respectively, have reduced the flowing velocity of metal well.Utilizing two first hinders pieces 111 and a plurality of second and hinders that second numbers that hinder piece 112 are two in the piece 112(present embodiment) acting in conjunction, make metal flowing velocity everywhere be tending towards evenly having guaranteed the Forming Quality of section bar.
Because the metal flow speed at more big its 3 places, corresponding work zone of cross-sectional area of section bar 101 is more big, so the size that is arranged on the obstacle piece 11 at this place is wanted corresponding increase, so that control the flowing velocity of metal better.In the present embodiment, the cross-sectional area of the section bar 101 of the two ends correspondence of work zone 3 is less than the cross-sectional area of the section bar 101 of the centre position correspondence of work zone 3; And the flow rate of metal of die cavity 3 centers is faster than the flow rate of metal at die cavity 3 two ends, so the two ends of work zone 3 are that the flowing velocity of A district and D district place metal is the flowing velocity that B district and C district locate metal less than the centre position of work zone 3, so make first to hinder the height of piece 111 less than the height of the second obstruction piece 112, first hinders the width of piece 111 less than the width of the second obstruction piece 112.Second inhibition that hinders the very big metal of 112 pairs of flowing velocities of piece is strengthened, make the metal flow speed reduction ground at this place more, so that flow into the flow velocity homogenising of the metal of work zone 3.
Preferably, in the extrusion die that above-described embodiment provides, first balk board, second balk board, the 3rd balk board, the 4th balk board and the 5th balk board are rectangular slab.Certainly, first balk board, second balk board, the 3rd balk board, the 4th balk board and the 5th balk board can also be the plate of arc or other shapes, arrange according to the concrete shape of section bar 101, and present embodiment does not limit this.
In the extrusion die that above-described embodiment provides, the height of first balk board, second balk board and the 3rd balk board is 8mm, and the height of the 4th balk board and the 5th balk board is 15mm.Certainly, the height of first balk board, second balk board and the 3rd balk board can also be preferably the arbitrary numerical value in the 8mm-12mm scope, the height of the 4th balk board and the 5th balk board can also be preferably the arbitrary numerical value in the 14mm-16mm scope, should select the height of balk board according to section bar 101 cross-sectional area size everywhere, higher balk board is selected in the position that cross-sectional area is big, and shorter balk board is selected in the position that cross-sectional area is little.
Further, the width of first balk board, second balk board and the 3rd balk board is 10mm, and the width of the 4th balk board and the 5th balk board is 14mm.Certainly, the width of first balk board, second balk board and the 3rd balk board can also be preferably the arbitrary numerical value in the 10-12mm scope, the width of the 4th balk board and the 5th balk board can also be preferably the arbitrary numerical value in the 12mm-16mm scope, should select the width of balk board according to section bar 101 cross-sectional area size everywhere, wideer balk board is selected in the position that cross-sectional area is big, and narrower balk board is selected in the position that cross-sectional area is little.
Above-mentioned first hinders piece 111 and second hinders the height of piece 112 and the numerical value that width is not limited to above-described embodiment, value according to the height of the different obstacle pieces of the arrangement position of the wall thickness of section bar size and nib and width is different, simultaneously, section bar for different size, the position that hinders piece also can change, and should determine according to the section configuration of section bar and practical production experience.
In order to guarantee that mould has rigidity and crushing strength preferably, in the extrusion die that above-described embodiment provides, obstacle piece 11 is the steel piece, and namely the obstacle piece 11 at A district, B district, C district and place, D district forms by steel alloy or mould steel manufacturing, be integrated with mould, guaranteed good service life.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. one kind has the extrusion die that hinders piece, which is provided with die cavity (2), the arranged outside at the position of the corresponding described die cavity of the cross section that section bar (101) is bigger (2) has the operative end surface (12) of the described extrusion die of a plurality of protrusions, and has the obstruction piece (11) in gap (L) with the work zone (3) of described extrusion die, it is characterized in that described obstruction piece (11) is integral structure with described extrusion die.
2. extrusion die according to claim 1, it is characterized in that, described extrusion die comprises patrix and matches with described patrix and forms the counterdie (1) of described die cavity (2), described counterdie (1) is provided with the described obstruction piece (11) of the operative end surface (12) of the described counterdie of a plurality of protrusions (1), and described obstruction piece (11) is integral structure with described counterdie (1).
3. extrusion die according to claim 1 is characterized in that, described extrusion die is flat-die, and described obstruction piece (11) protrudes from the operative end surface of described flat-die.
4. extrusion die according to claim 1 is characterized in that, the gap (L) of a plurality of described obstacle pieces (11) described work zones of distance (3) is identical respectively.
5. extrusion die according to claim 4 is characterized in that, described gap (L) is 1mm-2mm.
6. extrusion die according to claim 1, it is characterized in that, described obstruction piece (11) comprises the first obstruction piece (111) at the two ends that are separately positioned on described work zone (3) and is arranged on the second obstruction piece (112) in the centre position of described work zone (3), described first hinders piece (111) comprises first balk board, second balk board and the 3rd balk board that links to each other successively, has angle between two balk boards that link to each other among the three; Described second contiguous block (112) comprises the 4th balk board and the 5th balk board with angle.
7. extrusion die according to claim 6 is characterized in that, the cross-sectional area of the section bar (101) of the two ends correspondence of described work zone (3) is less than the cross-sectional area of the section bar (101) of the centre position correspondence of described work zone (3); Described first hinders the height of piece (111) less than the height of the described second obstruction piece (112), and described first hinders the width of piece (111) less than the width of the described second obstruction piece (112).
8. extrusion die according to claim 7 is characterized in that, described first balk board, described second balk board, described the 3rd balk board, described the 4th balk board and described the 5th balk board are rectangular slab.
9. extrusion die according to claim 8 is characterized in that, the height of described first balk board, described second balk board and described the 3rd balk board is 8mm, and the height of described the 4th balk board and described the 5th balk board is 15mm; The width of described first balk board, described second balk board and described the 3rd balk board is 10mm, and the width of described the 4th balk board and described the 5th balk board is 14mm.
10. according to any described extrusion die of claim 1-9, it is characterized in that described obstacle piece (11) is the steel piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220710453 CN203044559U (en) | 2012-12-20 | 2012-12-20 | Extrusion mold with stop block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220710453 CN203044559U (en) | 2012-12-20 | 2012-12-20 | Extrusion mold with stop block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203044559U true CN203044559U (en) | 2013-07-10 |
Family
ID=48727557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220710453 Withdrawn - After Issue CN203044559U (en) | 2012-12-20 | 2012-12-20 | Extrusion mold with stop block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203044559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056186A (en) * | 2012-12-20 | 2013-04-24 | 西南铝业（集团）有限责任公司 | Extruding die |
| CN109623281A (en) * | 2018-12-25 | 2019-04-16 | 西南铝业（集团）有限责任公司 | A kind of band obstruction block flat-die processing technology |
-
2012
- 2012-12-20 CN CN 201220710453 patent/CN203044559U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056186A (en) * | 2012-12-20 | 2013-04-24 | 西南铝业（集团）有限责任公司 | Extruding die |
| CN103056186B (en) * | 2012-12-20 | 2015-09-30 | 西南铝业（集团）有限责任公司 | A kind of extrusion die |
| CN109623281A (en) * | 2018-12-25 | 2019-04-16 | 西南铝业（集团）有限责任公司 | A kind of band obstruction block flat-die processing technology |
| CN109623281B (en) * | 2018-12-25 | 2020-11-27 | 西南铝业（集团）有限责任公司 | Flat die machining process with blocking block |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203044620U (en) | Extrusion mold for large-scale rotary sun shield movable support frame aluminum sectional material | |
| CN105013850A (en) | Railway train body profile extrusion mold and finishing method thereof | |
| CN203044559U (en) | Extrusion mold with stop block | |
| CN205096264U (en) | Extrusion die of aluminum alloy radiator | |
| CN202377294U (en) | Complicated aluminum alloy hollow section mold | |
| CN202984325U (en) | Aluminum section extrusion die with blocking core | |
| CN103056186B (en) | A kind of extrusion die | |
| CN211915024U (en) | Hot extrusion die for hollow radiator | |
| CN105215071A (en) | A kind of extrusion die with lubricating system | |
| CN201020475Y (en) | Auxiliary cooling pipe for tandem mill device | |
| CN205008413U (en) | Decompression mould of wide extension of hot extrusion | |
| CN204486494U (en) | Heavy in section Thin-walled Aluminum profile extrusion die | |
| CN105080990A (en) | Zero working tape die | |
| CN105127227A (en) | Aluminum-alloy hot extrusion mold for solid sectional materials | |
| CN202290844U (en) | Motor shell aluminum profile extrusion mould | |
| CN205008414U (en) | Zero work tape mould | |
| CN205008415U (en) | Solid type of section bar aluminum alloy hot extrusion die | |
| CN202591379U (en) | Pre-flanging machine die | |
| CN203751017U (en) | Hot extrusion die with improved structure | |
| CN204108016U (en) | A kind of extrusion die for the production of the large pipe of thin-walled | |
| CN102581565B (en) | Rolling process for sphere parts | |
| CN205146913U (en) | A hot extrusion die for weaving model material | |
| CN206215684U (en) | The series hard metal of hot extrusion 7 shunts mould | |
| CN206455014U (en) | A kind of improved aluminum sectional material mould | |
| CN201913124U (en) | Divergent die and upper die thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150930 |
|
| RGAV | Abandon patent right to avoid regrant |