CN109201763A - A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate - Google Patents
A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate Download PDFInfo
- Publication number
- CN109201763A CN109201763A CN201811255365.3A CN201811255365A CN109201763A CN 109201763 A CN109201763 A CN 109201763A CN 201811255365 A CN201811255365 A CN 201811255365A CN 109201763 A CN109201763 A CN 109201763A
- Authority
- CN
- China
- Prior art keywords
- square tube
- guiding module
- tap hole
- aluminum alloy
- groove profile
- 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.)
- Pending
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 56
- 230000001815 facial effect Effects 0.000 claims abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004035 construction material Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
Abstract
The invention discloses a kind of guiding modules for producing with square tube groove profile aluminum alloy pattern plate, the width with square tube groove profile aluminum alloy pattern plate is 400mm, big facial plane degree≤0.8mm corresponds to the part with square tube in square tube groove profile aluminum alloy pattern plate in the arrival end of the guiding module and outlet end and is all made of cruciate flower bridge-type flow dividing structure.For the present invention because of the structure using cruciate flower bridge-type, the stability of such square tube part is very good, and there are also, there are four tap hole feed, the overall feed of square tube is sufficient around square tube.
Description
Technical field
The present invention relates to aluminum alloy pattern plate technical field of mold, more particularly to a kind of for producing with square tube groove profile aluminum alloy pattern plate
Guiding module.
Background technique
With the development of constantly bringing forth new ideas of modern technologies and technique, novel construction material constantly replaces traditional material
And it is used in building trade.Aluminum alloy mould plate is exactly one such new material, the material have light-weight, intensity is high,
The advantages that corrosion-resistant, easy recycling, while also there is many advantages, such as easy for installation, dimensional accuracy is high, it is widely popularized and is answered
For building trade.
Aluminum alloy mould plate is made to squeeze production from aluminum alloy heat, therefore will also use corresponding hot-extrusion mold and come
At.The quality of die quality will directly influence the quality and efficiency of aluminum alloy pattern plate production, so how to improve the quality of mold
To guarantee the aluminum alloy pattern plate quality of production.
The big facial plane degree with square tube groove profile aluminum dipping form profile material of width 400mm requires control within the scope of 0.8mm.Cause
It is wider for profile, beyond the very much (extruders: 40MN, extrusion cylinder diameter phi 320mm, aluminium bar diameter phi 310mm, extruding of extrusion cylinder
Than being 29.1, mould specification: 588 × 360mm of φ), it is therefore desirable to it uses and spreads design.But the flatness and wall thickness tolerance in big face
It is required that it is very strict, it is difficult to control in extrusion process of production, the difficulty of such mold design is just very big.
Design difficulty is: (1) mold extension is larger, and two sides are fed relative difficulty, control centre to be fed and two as far as possible
Side feed is balanced, just can guarantee the flatness in big face；(2) than two square tube flow velocitys of solid section are fast, to control as far as possible solid
Part is consistent with the flow velocity of square tube part, just can guarantee size qualification.
Existing guiding module design scheme: it in order to meet the main points analyzed above, designs first using perpendicular to type
One word bridge structure of material, tap hole is inline side by side, and the tap hole on outermost both sides is using the structure for spreading hole, such as Fig. 1-3
It is shown.The design shares 6 tap holes, and 5 shunt bridges, in practical extrusion process, small square tube occurs with left and right tight up and down
The inclined wall thickness of weight, and as extruded rod number increases, square tube feed is less and less adequate, or even the phenomenon that tear.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of guiding modules for producing with square tube groove profile aluminum alloy pattern plate.
A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate, the width with square tube groove profile aluminum alloy pattern plate are
400mm, big facial plane degree≤0.8mm, it is characterised in that: the band square tube is corresponded in the arrival end of the guiding module and outlet end
The part of square tube is all made of cruciate flower bridge-type flow dividing structure in groove profile aluminum alloy pattern plate.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the arrival end of the guiding module
Square tube tap hole and side tap hole A equipped with two groups axisymmetricly；The square tube tap hole of the guiding module arrival end include it is upper,
Under, inside and outside totally four tap holes in the arrangement of " ten " font, the shunt bridge between four tap holes is in " X " type.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the guiding module arrival end
Upper square tube tap hole and lower square tube tap hole are equal in magnitude, symmetrical above and below；The upper square tube tap hole of the guiding module arrival end
Upper surface, two sides are plane, and the lower part of the upper square tube tap hole of the guiding module arrival end is in triangular form.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the guiding module arrival end
Interior square tube tap hole is in triangular form；The inside of the outer square tube tap hole of the guiding module arrival end be in triangular form, upper surface and
Lateral surface is plane, and lower surface is slightly to the tiltedly upper inclined plane in outside.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the side tap hole A is upper
Narrow arcuate socket under width, lateral surface are cambered surface, and medial surface is plane.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the outlet end of the guiding module
Square tube tap hole and side tap hole B equipped with two groups axisymmetricly；The square tube tap hole of the guiding module outlet end include it is upper,
Under, inside and outside totally four tap holes in the arrangement of " ten " font, the shunt bridge between four tap holes is in " X " type, what centre enclosed
Region is with a narrow upper and lower width trapezoidal.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the guiding module outlet end
Upper square tube tap hole and lower square tube tap hole are equal in magnitude, symmetrical above and below；The upper square tube tap hole of the guiding module outlet end
Upper surface, two sides are plane, and the lower part of the upper square tube tap hole of the guiding module outlet end is in triangular form；The guiding module
The height of the upper square tube tap hole of outlet end is greater than the height of the upper square tube tap hole of the guiding module arrival end.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the guiding module outlet end
The upper surface of interior square tube tap hole is plane, and the direction in the lower part Xiang Kong of medial surface is recessed；Outside the guiding module outlet end
The upper surface of square tube tap hole is plane, and the direction in the lower part Xiang Kong of lateral surface is recessed, and lower surface is slightly to tiltedly upper outside
Inclined plane.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the side tap hole B is upper
Narrow arcuate socket under width, lateral surface are cambered surface, direction protrusion of the top of medial surface to outside hole.
It is of the present invention to be used to produce the guiding module with square tube groove profile aluminum alloy pattern plate, wherein the guiding module is cylindrical,
Two pin shaft holes being centrosymmetric are equipped at the end face edge at the guiding module both ends, for installing alignment pin.
Compared with the existing technology, protrusion effect of the invention is: the present invention uses the structure of cruciate flower bridge-type, this sample prescription
The stability of tube portion is very good, and there are also, there are four tap hole feed, the overall feed of square tube is sufficient around square tube.
Illustrate with reference to the accompanying drawing and specific embodiment is used to produce the guiding with square tube groove profile aluminum alloy pattern plate to of the invention
Mould is described further.
Detailed description of the invention
Fig. 1 is in the prior art for producing the production schematic diagram of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 2 is in the prior art for producing the arrival end of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 3 is in the prior art for producing the outlet end of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 4 is the present invention for producing the arrival end of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 5 is the present invention for producing the outlet end of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 6 is the present invention for producing the production schematic diagram of the guiding module with square tube groove profile aluminum alloy pattern plate；
Fig. 7 is the band square tube groove profile aluminum alloy pattern plate of the prior art；
Fig. 8 is band square tube groove profile aluminum alloy pattern plate of the invention.
Wherein, the inside tap hole of the 10- arrival end of guiding module in the prior art；Guiding module enters 11- in the prior art
The middle part tap hole at mouth end；The outside tap hole of the 12- arrival end of guiding module in the prior art；The band square tube of the 20- prior art
Groove profile aluminum alloy pattern plate；21- square tube；30- is used to connect the connecting hole of guiding module Yu upper and lower mould；31- pin shaft hole；40- is in the prior art
The inside tap hole of the outlet end of guiding module；The middle part tap hole of the outlet end of guiding module in the prior art 41-；The existing skill of 42-
The outside tap hole of the outlet end of guiding module in art；43- shunt bridge；The corresponding square tube position with square tube groove profile aluminum alloy pattern plate 44-.
The interior square tube tap hole of 10 '-guiding module arrival ends of the present invention；The upper square tube of 11 '-guiding module arrival ends of the present invention point
Discharge orifice；The outer square tube tap hole of 12 '-guiding module arrival ends of the present invention；The side tap hole of 13 '-guiding module arrival ends of the present invention
A；20 '-band square tube groove profile aluminum alloy pattern plates of the invention；21 '-square tubes；31 '-pin shaft holes；40 '-guiding module outlet ends of the present invention it is interior
Square tube tap hole；The upper square tube tap hole of 41 '-guiding module outlet ends of the present invention；The foreign side of 42 '-guiding module outlet ends of the present invention
Pipe tap hole；The side tap hole B of 43 '-guiding module outlet ends of the present invention；The 44 '-corresponding square tubes with square tube groove profile aluminum alloy pattern plate
Position.
Wherein, it is only to illustrate in same drawing that band square tube groove profile aluminum alloy pattern plate 20,20 ' and guiding module, which are plotted in, is not meant that
Directly produce band square tube groove profile aluminum alloy pattern plate 20,20 ' in guiding module outlet end.
Specific embodiment
As shown in Figure 4-8, a kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate, the width with square tube groove profile aluminum alloy pattern plate
Degree is 400mm, big facial plane degree≤0.8mm, corresponds to the band square tube groove profile aluminum alloy pattern plate in the arrival end of guiding module and outlet end
The part of middle square tube is all made of cruciate flower bridge-type flow dividing structure.Compared with guiding module final production band square tube groove profile aluminum alloy pattern plate
20 compare, and the square tube 21 ' of the band square tube groove profile aluminum alloy pattern plate 20 ' of final production of the present invention highly increases 6mm, and maximum width shortens
17mm.(21 height of square tube originally is 16mm, maximum width 42mm；Improved square tube 21 ' is highly 22mm, maximum wide
Degree is 25mm.)
The arrival end of guiding module is equipped with two groups of square tube tap holes and side tap hole A13 ' axisymmetricly；Square tube tap hole
Including upper and lower, inside and outside totally four tap holes in the arrangement of " ten " font, the shunt bridge between four tap holes is in " X " type.
The upper square tube tap hole 11 ' and lower square tube tap hole of guiding module arrival end are equal in magnitude, symmetrical above and below；Guiding module enters
Upper surface, the two sides of the upper square tube tap hole 11 ' at mouth end are plane, the upper square tube tap hole 11 ' of guiding module arrival end
Lower part is in triangular form.
The interior square tube tap hole 10 ' of guiding module arrival end is in triangular form；The outer square tube tap hole 12 ' of guiding module arrival end
Inside is in triangular form, and upper surface and lateral surface are plane, and lower surface is slightly to the tiltedly upper inclined plane in outside.
Side tap hole A13 ' is arcuate socket wide at the top and narrow at the bottom, and lateral surface is cambered surface, and medial surface is plane.
The outlet end of guiding module is equipped with two groups of square tube tap holes and side tap hole B43 ' axisymmetricly；Square tube tap hole
Including upper and lower, inside and outside totally four tap holes in the arrangement of " ten " font, the shunt bridge between four tap holes is in " X " type, in
Between the region that encloses it is with a narrow upper and lower width trapezoidal, wherein enclose in region, interior square tube tap hole 40 ' and outer square tube tap hole 42 '
Between maximum distance be slightly larger than 25mm.
The upper square tube tap hole 41 ' and lower square tube tap hole of guiding module outlet end are equal in magnitude, symmetrical above and below, therebetween
Distance be slightly larger than 22mm；Upper surface, the two sides of the upper square tube tap hole 41 ' of guiding module outlet end are plane, guiding module
The lower part of the upper square tube tap hole 41 ' of outlet end is in triangular form；The height of the upper square tube tap hole 41 ' of guiding module outlet end is greater than
The height of the upper square tube tap hole 11 ' of guiding module arrival end.
The upper surface of the interior square tube tap hole 40 ' of guiding module outlet end is plane, the direction in the lower part Xiang Kong of medial surface
It is recessed；The upper surface of the outer square tube tap hole 42 ' of guiding module outlet end is plane, and the direction in the lower part Xiang Kong of lateral surface is recessed
Into lower surface is slightly to the tiltedly upper inclined plane in outside.
Side tap hole B43 ' is arcuate socket wide at the top and narrow at the bottom, and lateral surface is cambered surface, and the top of medial surface is to outside hole
Direction protrusion.
The arrival end of guiding module and the tap hole of outlet end correspond, front and back is connected to.Corner in each tap hole
Do smooth transition processing in place.
The width of shunt bridge is less than four sides of guiding module arrival end between four square tube tap holes of guiding module outlet end
The width of shunt bridge between pipe tap hole.The width of shunt bridge is less than between side tap hole B43 ' and outer square tube tap hole 42 '
The width of shunt bridge between side tap hole A13 ' and outer square tube tap hole 12 '.
Guiding module is cylindrical, and two pin shaft holes 31 ' being centrosymmetric are equipped at the end face edge at guiding module both ends, uses
In installation alignment pin.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate, the width with square tube groove profile aluminum alloy pattern plate is 400mm,
Big facial plane degree≤0.8mm, it is characterised in that: the band square tube groove profile aluminium is corresponded in the arrival end of the guiding module and outlet end
The part of square tube is all made of cruciate flower bridge-type flow dividing structure in template.
2. according to claim 1 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The arrival end of mould is equipped with two groups of square tube tap holes and side tap hole A (13 ') axisymmetricly；The side of the guiding module arrival end
Pipe tap hole includes upper and lower, inside and outside totally four tap holes in the arrangement of " ten " font, and the shunt bridge between four tap holes is in
" X " type.
3. according to claim 2 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The upper square tube tap hole (11 ') of mould arrival end and lower square tube tap hole are equal in magnitude, symmetrical above and below；The guiding module arrival end
Upper surface, the two sides of upper square tube tap hole (11 ') are plane, the upper square tube tap hole (11 ') of the guiding module arrival end
Lower part be in triangular form.
4. according to claim 3 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The interior square tube tap hole (10 ') of mould arrival end is in triangular form；The inside of the outer square tube tap hole (12 ') of the guiding module arrival end
In triangular form, upper surface and lateral surface are plane, and lower surface is slightly to the tiltedly upper inclined plane in outside.
5. according to claim 4 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the side
Tap hole A (13 ') is arcuate socket wide at the top and narrow at the bottom, and lateral surface is cambered surface, and medial surface is plane.
6. according to claim 5 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The outlet end of mould is equipped with two groups of square tube tap holes and side tap hole B (43 ') axisymmetricly；The side of the guiding module outlet end
Pipe tap hole includes upper and lower, inside and outside totally four tap holes in the arrangement of " ten " font, and the shunt bridge between four tap holes is in
" X " type, the region that centre encloses are with a narrow upper and lower width trapezoidal.
7. according to claim 6 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The upper square tube tap hole (41 ') of mould outlet end and lower square tube tap hole are equal in magnitude, symmetrical above and below；The guiding module outlet end
Upper surface, the two sides of upper square tube tap hole (41 ') are plane, the upper square tube tap hole (41 ') of the guiding module outlet end
Lower part be in triangular form；The height of the upper square tube tap hole (41 ') of the guiding module outlet end is greater than the guiding module arrival end
Upper square tube tap hole (11 ') height.
8. according to claim 7 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the guiding
The upper surface of the interior square tube tap hole (40 ') of mould outlet end is plane, and the direction in the lower part Xiang Kong of medial surface is recessed；It is described to lead
Upper surface to the outer square tube tap hole (42 ') of mould outlet end is plane, and the direction in the lower part Xiang Kong of lateral surface is recessed, under
Surface is slightly to the tiltedly upper inclined plane in outside.
9. according to claim 8 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: the side
Tap hole B (43 ') is arcuate socket wide at the top and narrow at the bottom, and lateral surface is cambered surface, direction protrusion of the top of medial surface to outside hole.
10. according to claim 9 for producing the guiding module with square tube groove profile aluminum alloy pattern plate, it is characterised in that: described to lead
It is cylindrical to mould, two pin shaft holes (31 ') being centrosymmetric are equipped at the end face edge at the guiding module both ends, for pacifying
Fill alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811255365.3A CN109201763A (en) | 2018-10-26 | 2018-10-26 | A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811255365.3A CN109201763A (en) | 2018-10-26 | 2018-10-26 | A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109201763A true CN109201763A (en) | 2019-01-15 |
Family
ID=64997350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811255365.3A Pending CN109201763A (en) | 2018-10-26 | 2018-10-26 | A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate |
Country Status (1)
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| CN (1) | CN109201763A (en) |
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|---|---|---|---|---|
| JP2002126816A (en) * | 2000-10-23 | 2002-05-08 | Sankyo Alum Ind Co Ltd | Extruding die |
| CN201271662Y (en) * | 2008-09-01 | 2009-07-15 | 江阴市江顺模具有限公司 | Multi-mould core large-scale industry section bar hot extrusion die |
| CN202239003U (en) * | 2011-08-24 | 2012-05-30 | 广东银一百创新铝业有限公司 | Extrusion die for greatly enhancing surface finish of aluminum-alloy square tube |
| CN203044556U (en) * | 2012-11-28 | 2013-07-10 | 昆山捷安特轻合金科技有限公司 | Novel upper die for extrusion die |
| CN203292215U (en) * | 2013-04-28 | 2013-11-20 | 东莞市铝美铝型材有限公司 | Extrusion forming mold |
| CN203400951U (en) * | 2013-07-19 | 2014-01-22 | 辽源飞跃工模具有限公司 | Ultra-wide aluminum alloy board extruding mold |
| CN205613859U (en) * | 2016-05-09 | 2016-10-05 | 深圳市华加日西林实业有限公司 | Mould group of extrusion large -span plate -type section bar |
| CN207952252U (en) * | 2018-01-08 | 2018-10-12 | 马鞍山市华冶铝业有限责任公司 | A kind of rectangular tubulose extruding die for aluminum shaped material |
| CN209035155U (en) * | 2018-10-26 | 2019-06-28 | 山东新活新材料科技有限公司 | A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate |
-
2018
- 2018-10-26 CN CN201811255365.3A patent/CN109201763A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002126816A (en) * | 2000-10-23 | 2002-05-08 | Sankyo Alum Ind Co Ltd | Extruding die |
| CN201271662Y (en) * | 2008-09-01 | 2009-07-15 | 江阴市江顺模具有限公司 | Multi-mould core large-scale industry section bar hot extrusion die |
| CN202239003U (en) * | 2011-08-24 | 2012-05-30 | 广东银一百创新铝业有限公司 | Extrusion die for greatly enhancing surface finish of aluminum-alloy square tube |
| CN203044556U (en) * | 2012-11-28 | 2013-07-10 | 昆山捷安特轻合金科技有限公司 | Novel upper die for extrusion die |
| CN203292215U (en) * | 2013-04-28 | 2013-11-20 | 东莞市铝美铝型材有限公司 | Extrusion forming mold |
| CN203400951U (en) * | 2013-07-19 | 2014-01-22 | 辽源飞跃工模具有限公司 | Ultra-wide aluminum alloy board extruding mold |
| CN205613859U (en) * | 2016-05-09 | 2016-10-05 | 深圳市华加日西林实业有限公司 | Mould group of extrusion large -span plate -type section bar |
| CN207952252U (en) * | 2018-01-08 | 2018-10-12 | 马鞍山市华冶铝业有限责任公司 | A kind of rectangular tubulose extruding die for aluminum shaped material |
| CN209035155U (en) * | 2018-10-26 | 2019-06-28 | 山东新活新材料科技有限公司 | A kind of guiding module for producing with square tube groove profile aluminum alloy pattern plate |
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