CN105855313A - Double-die-sleeve structure for assembling small extrusion die onto large extruding machine - Google Patents
Double-die-sleeve structure for assembling small extrusion die onto large extruding machine Download PDFInfo
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- CN105855313A CN105855313A CN201610362591.6A CN201610362591A CN105855313A CN 105855313 A CN105855313 A CN 105855313A CN 201610362591 A CN201610362591 A CN 201610362591A CN 105855313 A CN105855313 A CN 105855313A
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- die
- predeformation
- face
- sleeve
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- 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 double-die-sleeve structure for assembling a small extrusion die onto a large extruding machine. The double-die-sleeve structure comprises an outer die sleeve and an inner die sleeve. The inner die sleeve is internally provided with a die containing cavity used for allowing the small extrusion die to be embedded in. The front end face of the outer die sleeve can be in tight butt joint with the end face of an extrusion barrel. The front end face of the outer die sleeve is provided with a first-stage predeformation channel. The front end face of the inner die sleeve is provided with a second-stage predeformation channel. The cross sectional area of the first-stage predeformation channel is larger than that of the second-stage predeformation channel. The cross sectional area of the first-stage predeformation channel is smaller than that of an extrusion cavity of the extrusion barrel. According to the model characteristics of different extruding machines, a special sleeve-in-sleeve double-die-sleeve structure is designed and adopted; through dimension design of the double die sleeves, small dies can be assembled onto larger extruding machines, the characteristic of allocation of resource optimization in die application is achieved, the requirement for the timeliness rate of material supply of various orders is met better, and a short-process high-efficiency production program is provided for meeting the production requirements of enterprises.
Description
Technical field
The present invention is used for extrusion die technical field, particularly relates to a kind of bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder.
Background technology
Existing aluminum section extruder is mainly made up of die holder, recipient, pressure ram, dummy block, die sleeve and die-cushion etc., Extrusion Process of Aluminum Alloy Profile is that the aluminium bar one end being placed in recipient inner chamber is applied pressure, is run through the die cavity of extrusion die to squeeze out variously-shaped aluminium section bar.Extrusion die is assembled in extruder, and the external diameter of extrusion die should be greater than the intracavity diameter of recipient so that under the effect of the pressure, and the end face of extrusion die and the end face of recipient fit locking.
Being different for the extruder of different abilities, the i.e. extruder of different size, the recipient of its equipment and the size specification of extrusion die, the extruder that extrusion capability is the biggest, its internal diameter of the container and extrusion die external diameter are the biggest, i.e. specification is the biggest.
When small-sized extrusion die is provided on big specification extruder, often extrusion die external diameter is less than internal diameter of the container so that the end face of extrusion die and the end face of recipient cannot realize laminating locking, it is impossible to carry out the production extruded；Although or extrusion die seam diameter is slightly larger than internal diameter of the container, but both contact surfaces are the least, during locking, contact surface pressure is too big, exceedes recipient steel yield strength, causes the destruction of recipient.
Summary of the invention
For solving the problems referred to above, the present invention provides a kind of bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder, the design overlapped by bimodulus, larger extruder can be made to assemble small mould, reach the most optimum distribution of resources feature that mould uses, the requirement of all kinds of supply by order promptness rates in more satisfied production, produces for enterprise and needs to provide a kind of short route, high efficiency production decision.
The technical solution adopted for the present invention to solve the technical problems is: a kind of bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder, including outer die casing and the interior die sleeve being nested in described outer die casing, have in described interior die sleeve and be available for the mould cavity volume that small-sized extrusion die embeds, the front end face of described outer die casing can be with recipient end face closed butt joint, the front end face of outer die casing is provided with the one-level predeformation passage that can dock with the extrusion chamber of recipient, the front end face of interior die sleeve is provided with the described mould cavity volume of connection and two grades of predeformation passages of one-level predeformation passage, the cross-sectional area of described one-level predeformation passage is more than the cross-sectional area of two grades of predeformation passages, the cross-sectional area of one-level predeformation passage is less than the cross-sectional area of the extrusion chamber of recipient.
It is further used as the improvement of technical solution of the present invention, described interior die sleeve is provided with the middle part seam that can prop up small-sized extrusion die front end face edge in the outside of two grades of predeformation passages, and outer die casing is provided with the anterior seam that can prop up interior die sleeve front end face edge in the outside of one-level predeformation passage.
Being further used as the improvement of technical solution of the present invention, the front end face of described interior die sleeve is H with the distance of the rear portion end face of interior die sleeve1, the distance of the rear portion end face of the anterior seam of outer die casing to outer die casing is h1, H1≥h1。
Being further used as the improvement of technical solution of the present invention, small-sized extrusion die front end face is H with the distance of the rear portion end face of interior die sleeve2, the distance of the rear portion end face of the middle part seam of described interior die sleeve to interior die sleeve is h2, H2≥h2。
Being further used as the improvement of technical solution of the present invention, the cross sectional shape of one-level predeformation passage is similar to the cross sectional shape of recipient extrusion chamber, and the cross sectional shape of two grades of predeformation passages is similar to the cross section of one-level predeformation passage.
Beneficial effects of the present invention: the present invention uses the bimodulus nested structure of interior die sleeve, outer die casing nested type, during extruding, big aluminium bar in recipient first is pressed through the one-level predeformation passage that outer die casing is anterior, the big aluminium bar in cross section is compressed into the aluminium bar that cross section is little, further it is expressed to two grades of predeformation passages in the middle part of interior die sleeve, the little aluminium bar in cross section is compressed into the aluminium bar that cross section is less, is finally extruded in small-sized extrusion die, and crimp is variously-shaped aluminium.The present invention is according to the model feature of different extruders, it is designed with in a kind of special set overlapping bimodulus set, the size design overlapped by bimodulus, larger extruder can be made to assemble small mould, reach the most optimum distribution of resources feature that mould uses, the requirement of all kinds of supply by order promptness rates in more satisfied production, produces for enterprise and needs to provide a kind of short route, high efficiency production decision.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the lateral side view in the small-sized extrusion die of the present invention loads after die sleeve；
Fig. 3 is present configuration schematic diagram working state structure schematic diagram；
Fig. 4 is first embodiment of the invention structural representation；
Fig. 5 is second embodiment of the invention structural representation.
Detailed description of the invention
Referring to figs. 1 through Fig. 5, that show the concrete structure of the preferred embodiments of the invention.Will be detailed below the construction features of each element of the present invention, if and when being described direction (upper and lower, left and right, before and after), it is to describe for reference with the structure shown in Fig. 1 or Fig. 3, but the actually used direction of the present invention is not limited thereto.
The invention provides a kind of bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder, including outer die casing 1 and the interior die sleeve 2 being nested in described outer die casing 1, have in described interior die sleeve 2 and be available for the mould cavity volume 21 that small-sized extrusion die 3 embeds, the front end face of described outer die casing 1 can be with recipient 4 end face closed butt joint, the front end face of outer die casing 1 is provided with the one-level predeformation passage 11 that can dock with the extrusion chamber of recipient 4, the front end face of interior die sleeve 2 is provided with the described mould cavity volume of connection and two grades of predeformation passages 22 of one-level predeformation passage 11, the cross-sectional area of described one-level predeformation passage 11 is more than the cross-sectional area of two grades of predeformation passages 22, the cross-sectional area of one-level predeformation passage 11 is less than the cross-sectional area of the extrusion chamber of recipient 4.The cross sectional shape of one-level predeformation passage 11 is similar to the cross sectional shape of recipient 4 extrusion chamber, it is possible to different, the cross sectional shape of two grades of predeformation passages 22 is similar to the cross section of one-level predeformation passage 11.
Described interior die sleeve 2 is provided with the middle part seam 23 that can prop up small-sized extrusion die 3 front end face edge in the outside of two grades of predeformation passages 22, and outer die casing 1 is provided with the anterior seam 12 that can prop up interior die sleeve 2 front end face edge in the outside of one-level predeformation passage 11.The front end face of described interior die sleeve 2 is H with the distance of the rear portion end face of interior die sleeve 21, the distance of the rear portion end face of the anterior seam 12 of outer die casing 1 to outer die casing 1 is h1, H1≥h1.Small-sized extrusion die 3 front end face is H with the distance of the rear portion end face of interior die sleeve 22, the distance of the middle part seam of described interior die sleeve 2 to the rear portion end face of interior die sleeve 2 is h2, H2≥h2。
The present invention uses interior die sleeve 2, the bimodulus nested structure of outer die casing 1 nested type, under the pressure effect of die holder 5 and die-cushion 6, the front end face of this outer die casing 1 can realize locking with recipient 4 end face, the front end face of interior die sleeve 2 can realize locking with anterior seam 12, and the middle part seam 23 of interior die sleeve 2 can realize locking with small-sized extrusion die 3, it is achieved thereby that small-sized extrusion die 3 is assembled to the extruding on big extruder.During extruding, big aluminium bar 7 in recipient 4 first is pressed through the one-level predeformation passage 11 of outer die casing 1 front portion, the big aluminium bar 7 in cross section is compressed into the aluminium bar that cross section is little, further it is expressed to two grades of predeformation passages 22 in the middle part of interior die sleeve 2, the little aluminium bar 7 in cross section is compressed into the aluminium bar that cross section is less, finally being extruded in small-sized extrusion die, crimp is variously-shaped aluminium.The present invention is according to the model feature of different extruders, it is designed with in a kind of special set overlapping bimodulus set, the size design overlapped by bimodulus, larger extruder can be made to assemble small mould, reach the most optimum distribution of resources feature that mould uses, the requirement of all kinds of supply by order promptness rates in more satisfied production, produces for enterprise and needs to provide a kind of short route, high efficiency production decision.
Embodiment 1
Extruding force is the scheme that 16.3MN extruder mold (∮ 250mm) is assembled to 35MN extruder.
The a diameter of 164mm of seam of 163.3MN extruder mold, and a diameter of 264mm of 35MN recipient, recipient diameter is more than mould seam diameter, therefore machine mould in directly cannot assembling on big machine.Seeing Fig. 4, the bimodulus nested structure by the present invention can realize the assembling at 35MN extruder of the 163.3MN extruder mold.
Embodiment 2
Extruding force is the scheme that 16.3MN extruder mold (∮ 280 mm) is assembled to 35MN extruder.
The a diameter of 194mm of seam of 16.3MN extruder mold, and a diameter of 264mm of 35MN recipient, recipient diameter is more than mould seam diameter, therefore machine mould in directly cannot assembling on big machine.Seeing Fig. 5, the bimodulus nested structure by the present invention can realize the assembling at 35MN extruder of the 163.3MN extruder mold.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement on the premise of spirit of the present invention, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (5)
1. the bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder, it is characterized in that: include outer die casing and the interior die sleeve being nested in described outer die casing, have in described interior die sleeve and be available for the mould cavity volume that small-sized extrusion die embeds, the front end face of described outer die casing can be with recipient end face closed butt joint, the front end face of outer die casing is provided with the one-level predeformation passage that can dock with the extrusion chamber of recipient, the front end face of interior die sleeve is provided with the described mould cavity volume of connection and two grades of predeformation passages of one-level predeformation passage, the cross-sectional area of described one-level predeformation passage is more than the cross-sectional area of two grades of predeformation passages, the cross-sectional area of one-level predeformation passage is less than the cross-sectional area of the extrusion chamber of recipient.
The bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder the most according to claim 1, it is characterized in that: described interior die sleeve is provided with the middle part seam that can prop up small-sized extrusion die front end face edge in the outside of two grades of predeformation passages, outer die casing is provided with the anterior seam that can prop up interior die sleeve front end face edge in the outside of one-level predeformation passage.
The bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder the most according to claim 2, it is characterised in that: the front end face of described interior die sleeve is H with the distance of the rear portion end face of interior die sleeve1, the distance of the rear portion end face of the anterior seam of outer die casing to outer die casing is h1, H1≥h1。
The bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder the most according to claim 2, it is characterised in that: small-sized extrusion die front end face is H with the distance of the rear portion end face of interior die sleeve2, the distance of the rear portion end face of the middle part seam of described interior die sleeve to interior die sleeve is h2, H2≥h2。
The bimodulus nested structure that small-sized extrusion die is assembled to large-size extruder the most according to claim 1, it is characterized in that: the cross sectional shape of one-level predeformation passage is similar to the cross sectional shape of recipient extrusion chamber, the cross sectional shape of two grades of predeformation passages is similar to the cross section of one-level predeformation passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610362591.6A CN105855313A (en) | 2016-05-25 | 2016-05-25 | Double-die-sleeve structure for assembling small extrusion die onto large extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610362591.6A CN105855313A (en) | 2016-05-25 | 2016-05-25 | Double-die-sleeve structure for assembling small extrusion die onto large extruding machine |
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| CN105855313A true CN105855313A (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610362591.6A Pending CN105855313A (en) | 2016-05-25 | 2016-05-25 | Double-die-sleeve structure for assembling small extrusion die onto large extruding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130999A (en) * | 2021-11-05 | 2022-03-04 | 安徽省恒泰动力科技有限公司 | Whole core mould assembly structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5819429A (en) * | 1981-07-24 | 1983-02-04 | Nippon Steel Corp | Production of hot-extruded alloy material |
| JPH11221614A (en) * | 1998-02-03 | 1999-08-17 | Hitachi Cable Ltd | Rotary wheel type continuous extruding machine |
| CN103706660A (en) * | 2013-12-20 | 2014-04-09 | 广铝集团有限公司 | Aluminum profile extruding die sleeve |
| CN203955753U (en) * | 2013-12-31 | 2014-11-26 | 广西南南铝加工有限公司 | A kind of recipient of ectrusion press |
| CN204035217U (en) * | 2014-02-28 | 2014-12-24 | 山东兖矿轻合金有限公司 | A kind of aluminium extrusion self-centering die sleeve |
-
2016
- 2016-05-25 CN CN201610362591.6A patent/CN105855313A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5819429A (en) * | 1981-07-24 | 1983-02-04 | Nippon Steel Corp | Production of hot-extruded alloy material |
| JPH11221614A (en) * | 1998-02-03 | 1999-08-17 | Hitachi Cable Ltd | Rotary wheel type continuous extruding machine |
| CN103706660A (en) * | 2013-12-20 | 2014-04-09 | 广铝集团有限公司 | Aluminum profile extruding die sleeve |
| CN203955753U (en) * | 2013-12-31 | 2014-11-26 | 广西南南铝加工有限公司 | A kind of recipient of ectrusion press |
| CN204035217U (en) * | 2014-02-28 | 2014-12-24 | 山东兖矿轻合金有限公司 | A kind of aluminium extrusion self-centering die sleeve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114130999A (en) * | 2021-11-05 | 2022-03-04 | 安徽省恒泰动力科技有限公司 | Whole core mould assembly structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180212 Address after: Qingyun road Jianggao Baiyun District of Guangzhou City, Guangdong province 510000 No. 55 by 1-5 Applicant after: Guangdong galuminium Aluminium Co. Ltd. Address before: Qingyun road Jianggao Baiyun District of Guangzhou City, Guangdong Province, No. 55 510450 Applicant before: Galuminium Group Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160817 |
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| RJ01 | Rejection of invention patent application after publication |