CN104741408A - Extrusion device and extruding machine with same - Google Patents
Extrusion device and extruding machine with same Download PDFInfo
- Publication number
- CN104741408A CN104741408A CN201510182470.9A CN201510182470A CN104741408A CN 104741408 A CN104741408 A CN 104741408A CN 201510182470 A CN201510182470 A CN 201510182470A CN 104741408 A CN104741408 A CN 104741408A
- Authority
- CN
- China
- Prior art keywords
- hole
- pressure ram
- pressurizing unit
- extrusion
- external bushing
- 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
Abstract
The invention relates to an extrusion device which comprises an extrusion pad, an extrusion rod and a connecting part, wherein the extrusion pad comprises an outer bush and a lining, the outer bush is axially provided with an accommodating hole, the lining is accommodated in the accommodating hole, and the outer bush is connected with the lining; the extrusion rod is axially provided with an inner hole; and one end of the connecting part is cooperated with the inner hole of the extrusion rod, and the other end of the connecting part is connected with the extrusion pad, so that the extrusion pad is fastened with the extrusion rod, and the connecting part and the extrusion rod can move relative to each other along the axial direction. In the extrusion device, the extrusion pad is fixedly connected with the extrusion rod, and therefore, in the process of extrusion, the extrusion rod is always attached to the end face of the extrusion pad; because the connecting part and the extrusion rod can move relative to each other along the axial direction, a situation that the extrusion rod directly transfers a force to the extrusion pad is ensured, and a situation that a force is transferred by the connecting part is avoided, thereby ensuring the service life of the extrusion device; and the extrusion rod drives the extrusion pad to withdraw, so that an aluminium ingot blank is completely separated from the extrusion pad, thereby solving the problem that remnant extruding materials are attached to the extrusion pad and the extrusion pad and an extruding cylinder are non-concentric.
Description
Technical field
The present invention relates to Extrusion Process of Aluminum Alloy Profile accessory technical field, particularly relate to a kind of pressurizing unit and comprise the extruder of this pressurizing unit.
Background technology
Modern aluminum profile extrusion technology is started late in China, but since China's reform and opening-up, along with China's sustain economic high speed development and scientific and technological being showing improvement or progress day by day, China's Extrusion Process of Aluminum Alloy Profile technology achieves significant progress and progress, and China has become the maximum aluminium section bar producing country in the whole world.But compare developed country, the extrusion technique of China still has very large gap, is mainly reflected in: pressing method is too single, the extruding theory and technology of big cross section section bar is immature and squeezable aluminium alloy scope is wide not.
With reference to Fig. 1, the extrusion technique that current China aluminium section bar mainly adopts is the extruding of metal forward flow, and the device of employing is movable pressurizing unit 10.Pressure ram 11 moves right and pushes in recipient 14 by dummy block 12 by aluminium ingot 13, and then pressure ram 11, dummy block 12 move right along with recipient 14, and recipient 14 moves right is close to mould 15.After aluminium ingot 13 touches mould 15, aluminium ingot 13 blank that huge power is passed in recipient 14 by dummy block 12 by pressure ram 11, then aluminium ingot 13 blank forms section bar in mould 15, takes out.
When extruding terminates, pressure ram 11, recipient 14 are successively to left movement.And due to the easy cementation of aluminium under the condition of high temperature, more than the pressure that dummy block 12 bonds, waste material is attached on mould 15 end face, the remaining waste material of pressure is the accumulation of aluminium ingot 13 blank top layer impurity, can not enter into nib and product.Therefore adopt scissors 16 that remaining waste material will be pressed to be separated from mould 15 end face.Like this, dummy block 12 is separated from mould 15 end face with waste material pressure is remaining, and current equipment is not all accepted or held in the palm connection mechanism, dummy block 12 free fall type drop on the base of machine, easily damage because clashing into and scrap in advance.
In the process, aluminium ingot 13 blank holds up corresponding position by act bin, and the motion of pressure ram 11, act bin and recipient 14, scissors 16 is all realized by hydraulic system.And extruding is all carried out under high temperature, condition of high voltage, extrusion temperature scope is generally 480-520 DEG C.
This movable pressurizing unit 10, dummy block 12 need be separated and can reuse with the remaining waste material of pressure, the mode that more than pressure, the separation great majority of waste material still adopt cooling or manually beat at present.But easily there is with the remaining waste material of pressure the phenomenon that difficulty is separated in dummy block 12, on the one hand, adds the labour intensity of operating personnel, on the other hand, can affect being used alternatingly of dummy block 12, thus impact extruding efficiency.
Dummy block 12 needs to be transferred to beginning material loading position and reuses after being separated, in process of production, in order to save time, 2-3 dummy block 12 at least will be adopted to be used alternatingly.And dummy block 12 laying method adopted at present is manual type, extrusion cycle is long, thus reduces efficiency, adds energy consumption and cost.According to mechanical system, then must increase the complexity of equipment.Therefore, this movable pressurizing unit 10 complicated operation, complex steps, waste of manpower, production efficiency is low.
With reference to Fig. 2, in extrusion process, because dummy block 12 is movable, when promoting pressure ram 11 thus extrude dummy block 12, thrust can not act directly on dummy block 12, dummy block 12 can not keep concentric with recipient 14 due to Action of Gravity Field, dummy block 12 is uneven with the gap of recipient 14, upper part excesssive gap, thus easily cause aluminum metal reverse flow, the upper position of dummy block 12 is easily encased by aluminum metal, dummy block 12 and the remaining difficulty of pressure is caused to be separated further and the premature abrasion of recipient and distortion, the easy stasis of blood in recipient 14 is made to amass the impurity on aluminium ingot top layer, affect section quality even to scrap.Therefore, employing activity pressurizing unit 10, needing regularly to carry out stopping production cleaning to recipient 14, as this reduced output, adding labour intensity and production cost.
Summary of the invention
Based on this, be necessary to provide a kind of easy to use, the life-span is long, production efficiency is high pressurizing unit and comprise the extruder of this pressurizing unit.
A kind of pressurizing unit, comprising:
Dummy block, comprises external bushing and liner, and described external bushing axially arranges accepting hole, and described accepting hole holds described liner, and described external bushing is connected with described liner;
Pressure ram, described pressure ram axially arranges endoporus; And
Connector, described inner hole, the other end of described connector one end and described pressure ram are connected with described dummy block, thus described connection gasket and described pressure ram are fixed, and removable vertically between described connector and described pressure ram.
Above-mentioned pressurizing unit, dummy block is fixedly connected with pressure ram, therefore in extrusion process, the end face of pressure ram and dummy block is fitted always, and due to removable vertically between connector and pressure ram, not only ensure that power is directly passed to dummy block by pressure ram, and avoid and carry out transmitting force by connector, thus ensure that the service life of pressurizing unit, pressure ram drives dummy block to be synchronized with the movement simultaneously, having extruded rear pressure ram drives dummy block to withdraw from, pressure ram can drive aluminium ingot blank to be separated completely with dummy block, thus solve the remaining waste material of pressure and stick on dummy block and the problem of dummy block and recipient decentraction, therefore above-mentioned pressurizing unit does not need remaining to dummy block and pressure waste material to be separated, do not need manually to shift dummy block yet, improve the utilization rate of material, decrease technique, time and cost are saved, improve production efficiency high.
Wherein in an embodiment, between the end face of described connector and the described endoporus of described pressure ram, leave gap, thus make between described connector and described pressure ram removable vertically.
Wherein in an embodiment, described connector is provided with through hole, and described through hole is communicated with the described endoporus of described pressure ram.
Wherein in an embodiment, one end of described liner is press section, the other end is shank, the described accepting hole of described external bushing comprises the through extruded hole axially arranged successively from outside to inside and stepped hole, the described press section of described liner coordinates with described extruded hole, and the described shank of described liner coordinates with described stepped hole.
Wherein in an embodiment, described external bushing offers steam vent, and described steam vent is communicated with described stepped hole.
Wherein in an embodiment, described external bushing near the external diameter of described extruded hole slightly larger than the external diameter of described external bushing away from described extruded hole.
Wherein in an embodiment, the described press section of described liner is provided with away from the end face of described connector and falls power groove.
Wherein in an embodiment, described pressurizing unit also comprises locking pin member, described external bushing offers the first locking pin-and-hole, described first locking pin-and-hole is communicated with described connecting hole, described connector offers the second locking pin-and-hole, described external bushing and described connector successively through described first locking pin-and-hole, described second locking pin-and-hole, and are fixed by described locking pin member.
Wherein in an embodiment, described pressurizing unit also comprises safeguard against rotation, described safeguard against rotation is arranged on the joint of described external bushing and described pressure ram, and described pressure ram and described external bushing are fixed by described safeguard against rotation, relatively rotates to prevent described pressure ram and described dummy block.
A kind of extruder, comprises above-mentioned pressurizing unit.
Above-mentioned extruder is easy to use, the life-span is long, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional activity formula pressurizing unit;
The schematic cross-section that Fig. 2 is the dummy block shown in Fig. 1 and recipient;
Fig. 3 is the structural representation of the pressurizing unit of an embodiment;
Fig. 4 is the side schematic view of the connector of the pressurizing unit shown in Fig. 3;
Fig. 5 is the cross-sectional view of the pressure ram of the pressurizing unit shown in Fig. 3;
The A-A that Fig. 6 is the pressure ram shown in Fig. 5 to cross-sectional view;
Fig. 7 is the side schematic view of the external bushing of the pressurizing unit shown in Fig. 3;
Fig. 8 is the structural representation of the groove of the pressurizing unit shown in Fig. 3.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
With reference to Fig. 3, the pressurizing unit 20 of an embodiment, comprising:
Dummy block 21, comprises external bushing 211 and liner 212, and external bushing 211 axially arranges accepting hole, and accepting hole holds liner 212, and external bushing 211 is connected with liner 212;
Pressure ram 22, pressure ram 22 axially arranges endoporus; And
Connector 23, inner hole, the other end of connector 23 one end and pressure ram 22 are connected with dummy block 21, thus dummy block 21 and pressure ram 22 are fixed, and removable vertically between connector 23 and pressure ram 22.
This pressurizing unit 20, dummy block 21 is fixedly connected with pressure ram 22, therefore in extrusion process, pressure ram 22 is fitted with the end face of dummy block 21 always, and due to removable vertically between connector 23 and pressure ram 22, not only ensure that power is directly passed to dummy block 21 by pressure ram 22, and avoid and carry out transmitting force by connector 23, thus ensure that the service life of pressurizing unit 20, pressure ram 22 drives dummy block 21 to be synchronized with the movement simultaneously, having extruded rear pressure ram 22 drives dummy block 21 to withdraw from, pressure ram 22 can drive aluminium ingot blank to be separated completely with dummy block 21, thus solve the remaining waste material of pressure and stick on dummy block 21 and the problem of dummy block 22 and recipient (not shown) decentraction, therefore pressurizing unit 20 does not need remaining to dummy block 21 and pressure waste material to be separated, do not need manually to shift dummy block 21 yet, improve the utilization rate of material, decrease technique, time and cost are saved, improve production efficiency high.
Wherein in an embodiment, between the end face of connector 23 and the endoporus of pressure ram 22, leave gap 200, thus make between connector 23 and pressure ram 22 removable vertically.
Particularly, in the present embodiment, gap 200 is 2mm along the length of pressure ram axis, and namely between connector 23 and pressure ram 22, moveable scope is 2mm vertically.
Wherein in an embodiment; connector 23 is provided with through hole 231, and through hole 231 is communicated with the endoporus of pressure ram 22, and this through hole 231 is conducive to the power that buffer portion pressure ram 22 passes to connector 23; further protection connector 23, extends the service life of pressurizing unit 20.Particularly, in the present embodiment, through hole 231 is arranged along connector 23 axial direction.
Especially, the through hole 231 of connector 23 is greater than the size of through hole 231 near one end of the endoporus of pressure ram 22 of connector 23 away from the size of one end of the endoporus of pressure ram 22.Particularly, the through hole 231 of connector 23 adapts away from the size of one end of the endoporus of pressure ram 22 and fixture 213, convenience like this is made regular check on dummy block 21, the fixture 213 that at high temperature works loosens sometimes and enters into through hole 231, just can be observed fixture 213 thus determine whether will repair by through hole 231.
Wherein in an embodiment, one end of liner 212 is press section 2121, the other end is shank 2122, and the accepting hole of external bushing 211 comprises the through extruded hole axially arranged successively from outside to inside and stepped hole.The press section 2121 of liner 212 coordinates with extruded hole, and the shank 212 of liner 212 coordinates with stepped hole.
Particularly, the press section 2121 of liner 212 is frustum body.Particularly, the extruded hole of external bushing 211 is frusto conical hole.
Wherein in an embodiment, one end that external bushing 211 is provided with accepting hole relative is axially arranged with connecting hole, and the connecting hole of external bushing 211 is connected with connector 23, thus connection dummy block 21 and pressure ram 22 is fixed.
Particularly, one end that connector 23 is connected with dummy block 21 is provided with external screw thread, to be threaded with the external bushing 211 of dummy block 21.
With reference to Fig. 4, wherein in an embodiment, more specifically, in the present embodiment, the nut of connector 23 is plum blossom-shaped.
With reference to Fig. 5 and Fig. 6, the endoporus of pressure ram 22 comprises plum blossom hole 221 and circular hole 222, and nut enters into circular hole 222 through plum blossom hole 221, and rotating connector 23 makes connector 23 fix with pressure ram 22.Particularly, in the present embodiment, plum blossom hole 221 has 4 summits, and in 90 ° of distributions, rotates the assembling that 45 ° can complete pressure ram 22 and connector 23.
With reference to Fig. 7, the connecting hole of external bushing 211 is plum blossom-shaped near one end of pressure ram 22, connector 23 is provided with holding section 232, this holding section 232 is also plum blossom-shaped, the connecting hole of holding section 232 and external bushing 211, near the one end fits of pressure ram 22, makes connector 23 not rotate by opposing compression pad 21.
Continue, with reference to Fig. 3, to be provided with projection 2111 in the connecting hole of external bushing 211, projection 2111 can support the holding section 232 of connector 23 to position in the process of extruding connector 23.
Wherein in an embodiment, external bushing 211 offers steam vent 24, steam vent 24 is communicated with stepped hole.On the one hand, steam vent 24 makes liner 212 be pressed into external bushing 211 to be more prone to.On the other hand, when liner 212 is pressed into external bushing 211, this steam vent 24 can ensure that the air inside stepped hole is discharged in time and is unlikely to form explosive force to dummy block 21 at high temperature under high pressure, thus ensure that service life and the security of pressurizing unit 20.
Especially, connecting hole and stepped hole through, then steam vent 24 is communicated with connecting hole, stepped hole, further enhancing the effect of steam vent 24.
Especially, through hole 231 is communicated with the endoporus of pressure ram 22 and the accepting hole of external bushing 211, and the air producing to extruding provides larger spatial accommodation, improves service life and the security of pressurizing unit 20 further.
Particularly, in the present embodiment, leave gap between connector 23 and liner 212, this gap allows liner 212 to be pressed into external bushing 211, and avoids and directly contact between connector 23 with liner 212 and the effect of power that produces.More specifically, in the present embodiment, the position of steam vent 24 is just to this gap.
Wherein in an embodiment, external bushing 211 is connected by fixture 213 with liner 212.
Particularly, fixture 213 is arranged on the end of shank 2122 thus external bushing 211 is connected with liner 212.
Particularly, in the present embodiment, fixture 213 is locking nut, and the shank 2122 of liner 212 is provided with external screw thread, and locking nut and shank 2122 are threaded connection, and structure is simple, easy for installation.More specifically, fixture 213 offers fixing hole 2131, can further by fastening with external bushing 211 for the liner 212 of dummy block 21 by securing member (not shown) being passed fixing hole 2131 and being connected with external bushing 211.
Wherein in an embodiment, pressurizing unit 20 also comprises locking pin member 25, external bushing 211 offers the first locking pin-and-hole, first locking pin-and-hole is communicated with connecting hole, connector 23 offers the second locking pin-and-hole, external bushing 211 and connector 23 successively through the first locking pin-and-hole, the second locking pin-and-hole, and are fixed by locking pin member 25.Locking pin member 25 reinforces the connection the connection function of part 23 further, and can prevent connector 23 rotating relative to external bushing 211.
Particularly, in the present embodiment, locking pin member 25 is hold-down screw.
Wherein in an embodiment, pressurizing unit 20 also comprises safeguard against rotation 26, safeguard against rotation 26 is arranged on the joint of external bushing 211 and pressure ram 22, and pressure ram 22 and external bushing 211 are fixed by safeguard against rotation 26, relatively rotates to prevent pressure ram 22 and dummy block 21.Safeguard against rotation 26 ensure that the transmission effectively and quickly of power between pressure ram 22 and dummy block 21.
Particularly, in the present embodiment, safeguard against rotation 26 comprises and connects spacer and screw.With reference to Fig. 7 and Fig. 8, the joint of external bushing 211 and pressure ram 22 is provided with groove 27, groove 27 is placed and is connected spacer, by screw, connection spacer is fixed on the joint of external bushing 211 and pressure ram 22, thus realizes preventing pressure ram 22 and dummy block 21 object in relative rotation.Particularly, groove 27 is step.In the present embodiment, according to the position of groove 27, the summit of the plum blossom-shaped connecting hole of external bushing 211, just to the position of groove 27, can learn that plum blossom-shaped connecting hole roughly needs the angle of rotating when assembling.
Wherein in an embodiment, external bushing 211 near the outer diameter D of extruded hole slightly larger than the outer diameter D 1 of external bushing 211 away from extruded hole, add the working stress area of external bushing 211 on the one hand, thus ensure that external bushing 211 working stress is unlikely too large, can reduce on the other hand and return aluminium phenomenon.Particularly, in the present embodiment, D1=D-6 (unit: mm).The outer diameter D of external bushing 211 is slightly less than the internal diameter of recipient, just allows external bushing 211 distortion operationally.Particularly, in the present embodiment, the outer diameter D of external bushing 211 0.5mm less of the internal diameter of recipient.
Wherein in an embodiment, the press section 2121 of liner 212 away from connector 23 end face be provided with and fall power groove 28.This falls power groove 27 and is conducive to being separated of at the end of extruding dummy block 21 and the remaining waste material of pressure, prevents fracture or the damage of dummy block 21.
Wherein in an embodiment, liner 212 is axially slightly exposed to external bushing 211 surface.During extruding, in the stressed press-in external bushing 211 of liner 212, external bushing 211 produces certain elastic deformation, the outer diameter D of external bushing 211 increases 0.3-0.4mm, make dummy block 21 very little with the gap of recipient, prevent the reverse flow of metal and the aluminium ingot surface impurity stasis of blood to amass on the inner surface of recipient.Extruding terminates, and the power suffered by liner 212 disappears, and liner 212 stretches out again outer liner 211 surface, is conducive to dummy block 21 and presses being separated of remaining waste material.Particularly, in the present embodiment, liner 212 is axially slightly exposed to the surperficial 1mm of external bushing 211.
Wherein in an embodiment, the mating surface of the press section 2121 of extruded hole and liner 212 leaves the angle of 1 °-2 °, the press section 2121 of liner 212 and cooperatively interacting of extruded hole when this angle ensures to extrude on the one hand, be conducive on the other hand after extruding terminates, liner 212 returns to initial position automatically, external bushing 211 rebounds contraction automatically, returns to dummy block 21 non-resistance and freely comes in and goes out and enter the state of recipient, be conducive to the backhaul of dummy block 21.Particularly, in the present embodiment, the angle of the mating surface of extruded hole is 61 °, and the angle of the mating surface of press section 2121 is 60 °.
A kind of extruder, comprises above-mentioned pressurizing unit 20.Particularly, this extruder also comprises main frame, recipient and mould etc.Above-mentioned extruder is easy to use, the life-span is long, production efficiency is high.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a pressurizing unit, is characterized in that, comprising:
Dummy block, comprises external bushing and liner, and described external bushing axially arranges accepting hole, and described accepting hole holds described liner, and described external bushing is connected with described liner;
Pressure ram, described pressure ram axially arranges endoporus; And
Connector, described inner hole, the other end of described connector one end and described pressure ram are connected with described dummy block, thus described connection gasket and described pressure ram are fixed, and removable vertically between described connector and described pressure ram.
2. pressurizing unit according to claim 1, is characterized in that, leaves gap between the end face of described connector and the described endoporus of described pressure ram, thus makes between described connector and described pressure ram removable vertically.
3. pressurizing unit according to claim 1, is characterized in that, described connector is provided with through hole, and described through hole is communicated with the described endoporus of described pressure ram.
4. pressurizing unit according to claim 1, it is characterized in that, one end of described liner is press section, the other end is shank, the described accepting hole of described external bushing comprises the through extruded hole axially arranged successively from outside to inside and stepped hole, the described press section of described liner coordinates with described extruded hole, and the described shank of described liner coordinates with described stepped hole.
5. pressurizing unit according to claim 4, is characterized in that, described external bushing offers steam vent, and described steam vent is communicated with described stepped hole.
6. pressurizing unit according to claim 4, is characterized in that, described external bushing near the external diameter of described extruded hole slightly larger than the external diameter of described external bushing away from described extruded hole.
7. pressurizing unit according to claim 4, is characterized in that, the described press section of described liner is provided with away from the end face of described connector and falls power groove.
8. pressurizing unit according to claim 1, it is characterized in that, described pressurizing unit also comprises locking pin member, described external bushing offers the first locking pin-and-hole, described first locking pin-and-hole is communicated with described connecting hole, described connector offers the second locking pin-and-hole, and described external bushing and described connector successively through described first locking pin-and-hole, described second locking pin-and-hole, and are fixed by described locking pin member.
9. pressurizing unit according to claim 1, it is characterized in that, described pressurizing unit also comprises safeguard against rotation, described safeguard against rotation is arranged on the joint of described external bushing and described pressure ram, described pressure ram and described external bushing are fixed by described safeguard against rotation, relatively rotate to prevent described pressure ram and described dummy block.
10. an extruder, is characterized in that, comprises the pressurizing unit described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182470.9A CN104741408A (en) | 2015-04-16 | 2015-04-16 | Extrusion device and extruding machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182470.9A CN104741408A (en) | 2015-04-16 | 2015-04-16 | Extrusion device and extruding machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104741408A true CN104741408A (en) | 2015-07-01 |
Family
ID=53581988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510182470.9A Pending CN104741408A (en) | 2015-04-16 | 2015-04-16 | Extrusion device and extruding machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104741408A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734312A (en) * | 2016-12-20 | 2017-05-31 | 清华大学 | A kind of detachable combination extrusion die |
| CN107262545A (en) * | 2017-08-08 | 2017-10-20 | 江苏亚太轻合金科技股份有限公司 | Double floating elastic fixation extrusion pads |
| CN109485529A (en) * | 2018-10-31 | 2019-03-19 | 四川大学 | A kind of spice current equalizer for propellant powder extruder |
| CN113369326A (en) * | 2021-06-11 | 2021-09-10 | 中国兵器工业第五九研究所 | Open inner type progressive extrusion forming die based on current auxiliary heating |
| CN113600632A (en) * | 2021-06-26 | 2021-11-05 | 中国重型机械研究院股份公司 | Extrusion container exhaust device and using method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3711752A1 (en) * | 1987-04-07 | 1988-10-27 | Erbsloeh Julius & August | Pressing disc for transmitting the pressing force of the ram of an extrusion press to the extrusion billet |
| US5272900A (en) * | 1992-09-18 | 1993-12-28 | Exco Technologies, Limited | Bayonet style connector for metal extrusion dummy block |
| JP2001353518A (en) * | 2000-06-13 | 2001-12-25 | Denso Corp | Method and apparatus for extruding multi-hole tube |
| CN1597164A (en) * | 2004-09-17 | 2005-03-23 | 太原重型机械集团有限公司 | Expanding ring type fixed extrusion pad for aluminium extrusion machine |
| CN2928289Y (en) * | 2006-06-20 | 2007-08-01 | 西安重型机械研究所 | Fixing extruding pad for double moving extruder pass through needle |
| CN101362164A (en) * | 2008-09-01 | 2009-02-11 | 江阴市江顺模具有限公司 | Novel combination type fixation extrusion pad |
| CN102069101A (en) * | 2009-11-24 | 2011-05-25 | 上海瑞斯乐门窗有限公司 | Expandable quick loading and unloading extrusion head |
| CN203108967U (en) * | 2013-01-24 | 2013-08-07 | 中国重型机械研究院股份公司 | Elastic fixing and extruding pad for aluminum extruder |
-
2015
- 2015-04-16 CN CN201510182470.9A patent/CN104741408A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3711752A1 (en) * | 1987-04-07 | 1988-10-27 | Erbsloeh Julius & August | Pressing disc for transmitting the pressing force of the ram of an extrusion press to the extrusion billet |
| US5272900A (en) * | 1992-09-18 | 1993-12-28 | Exco Technologies, Limited | Bayonet style connector for metal extrusion dummy block |
| JP2001353518A (en) * | 2000-06-13 | 2001-12-25 | Denso Corp | Method and apparatus for extruding multi-hole tube |
| CN1597164A (en) * | 2004-09-17 | 2005-03-23 | 太原重型机械集团有限公司 | Expanding ring type fixed extrusion pad for aluminium extrusion machine |
| CN2928289Y (en) * | 2006-06-20 | 2007-08-01 | 西安重型机械研究所 | Fixing extruding pad for double moving extruder pass through needle |
| CN101362164A (en) * | 2008-09-01 | 2009-02-11 | 江阴市江顺模具有限公司 | Novel combination type fixation extrusion pad |
| CN102069101A (en) * | 2009-11-24 | 2011-05-25 | 上海瑞斯乐门窗有限公司 | Expandable quick loading and unloading extrusion head |
| CN203108967U (en) * | 2013-01-24 | 2013-08-07 | 中国重型机械研究院股份公司 | Elastic fixing and extruding pad for aluminum extruder |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734312A (en) * | 2016-12-20 | 2017-05-31 | 清华大学 | A kind of detachable combination extrusion die |
| CN107262545A (en) * | 2017-08-08 | 2017-10-20 | 江苏亚太轻合金科技股份有限公司 | Double floating elastic fixation extrusion pads |
| CN109485529A (en) * | 2018-10-31 | 2019-03-19 | 四川大学 | A kind of spice current equalizer for propellant powder extruder |
| CN109485529B (en) * | 2018-10-31 | 2019-07-12 | 四川大学 | A kind of spice current equalizer for propellant powder extruder |
| CN113369326A (en) * | 2021-06-11 | 2021-09-10 | 中国兵器工业第五九研究所 | Open inner type progressive extrusion forming die based on current auxiliary heating |
| CN113369326B (en) * | 2021-06-11 | 2022-11-25 | 中国兵器工业第五九研究所 | Open inner type progressive extrusion forming die based on current auxiliary heating |
| CN113600632A (en) * | 2021-06-26 | 2021-11-05 | 中国重型机械研究院股份公司 | Extrusion container exhaust device and using method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104741408A (en) | Extrusion device and extruding machine with same | |
| CN201693006U (en) | Seamless steel tube hydraulic cold drawing machine | |
| CN201884844U (en) | Compression device of straight pipe joint | |
| CN202097220U (en) | Fixed dummy block device for aluminium extruding machine | |
| CN201895020U (en) | Fixed dummy block of aluminum profile extruder | |
| CN102151712B (en) | Short screw connected expansion ring type fixed dummy block | |
| CN102319760B (en) | Novel diameter-adjustable fixed dummy block for aluminum section extrusion press | |
| CN217570714U (en) | Quick die change mechanism of cold heading forming machine | |
| CN1293956C (en) | Expanding ring type fixed extrusion pad for aluminium extrusion machine | |
| CN109482884A (en) | A kind of preparation method of diamond bead | |
| CN204470942U (en) | A kind of attaching/detaching apparatus of oil material roller | |
| CN208276818U (en) | Load limiting type of constant filling fluid coupling provision for disengagement | |
| CN208275961U (en) | A kind of clear mould cake driving means | |
| CN203960357U (en) | A kind of residual anode pressure-disengaging machine | |
| CN204107556U (en) | The fixture of the quiet jaw of a kind of jaw crusher | |
| CN201329375Y (en) | Extrusion pad for steel pipe heat extruder | |
| CN220901784U (en) | Bolt cold heading mould | |
| CN205970081U (en) | Need not bits cake machine discharge mechanism of gate | |
| CN220082106U (en) | High-reliability piston pin | |
| CN204470943U (en) | The attaching/detaching apparatus of oil material roller | |
| CN214353929U (en) | Mould convenient to maintenance | |
| CN204934352U (en) | Pipe end shrink mouth processing mold | |
| CN213915528U (en) | Mould structure of aluminum extruder | |
| CN210188354U (en) | Pole steel mould race wheel forging device | |
| CN216178192U (en) | Multi-cylinder cone crusher copper sheathing extracting tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150701 |
|
| RJ01 | Rejection of invention patent application after publication |