CN103920803B - Radially squeeze channel mould - Google Patents
Radially squeeze channel mould Download PDFInfo
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- CN103920803B CN103920803B CN201410102002.1A CN201410102002A CN103920803B CN 103920803 B CN103920803 B CN 103920803B CN 201410102002 A CN201410102002 A CN 201410102002A CN 103920803 B CN103920803 B CN 103920803B
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- die
- mould
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- wedge mould
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Abstract
The present invention radially squeezes channel mould, belongs to Sheet Metal Forming Technology extrusion technique field；Technical problem to be solved there is provided a kind of simple for process, part accurate positioning, in the course of processing, part will not deform, and the radial direction that production efficiency is high, conforming product rate is high squeezes channel mould；The technical scheme solving the employing of this technical problem is: radially squeeze channel mould, including part of the upper die and part of the lower die, part of the upper die is coaxially disposed with part of the lower die, the structure of part of the upper die is: include backing plate, flexible die, bung flange and die shank, flexible die top to expand the hole bottom platform and backing plate and die shank coaxial and with in interference fits loading shank hole, the structure of part of the lower die is: include wedge mould, handle, spring, swivel nut, template, screw, pressing plate and core, the upper surface of template is provided with expansion platform hole, wedge mould upper end is the opening of inverted trapezoidal, and lower end is for expanding platform；The composite can be widely applied to Sheet Metal Forming Technology extrusion technique field.
Description
Technical field
The present invention radially squeezes channel mould, belongs to Sheet Metal Forming Technology extrusion technique field, is specifically related to the extrusion die in thin-walled cup-shaped component wall portion.
Background technology
Thin-walled cup-shaped component wall portion of the prior art groove is to utilize circle Vehicle Processing to become, and clamp for machining is by core bar, and push rod forms.Core bar is loaded on the main shaft of round car, and push rod is contained on the tailstock of corresponding lathe.Adding and position with pin head end surface man-hour, be enclosed within outside core bar by part, the front end face of tailstock upper ejector pin withstands part bottom surface, uses lathe tool grooving.
Owing to part wall is relatively thin, the part cylindricity after punching press is relatively poor, and not only in the course of processing, the big part of cutting speed is yielding, and the groove depth concordance processing part is poor, and production efficiency and comprehensive yields are low.
Summary of the invention
Instant invention overcomes the deficiency that prior art exists, it is provided that a kind of simple for process, part accurate positioning, part will not deform in the course of processing, the radial direction that production efficiency is high, conforming product rate is high squeezes channel mould.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: radially squeeze channel mould, including part of the upper die and part of the lower die, described part of the upper die is coaxially disposed with part of the lower die, described part of the upper die is arranged on the top of part of the lower die, between described part of the upper die and part of the lower die, coupling is provided with part, the structure of described part of the upper die is: include backing plate, flexible die, bung flange and die shank, described flexible die be top be connected expansion platform, bottom is the elastomer of pore area muscle in three lobes, the top of described flexible die is provided with backing plate, the bottom of described die shank arranges porose, described flexible die top to expand the hole bottom platform and backing plate and die shank coaxial and with in interference fits loading shank hole, it is outer and with die shank thread connection flexible die is expanded platform and backing plate is anchored on die shank that described bung flange is placed on flexible die；
nullThe structure of described part of the lower die is: include wedge mould、Handle、Spring、Swivel nut、Template、Screw、Pressing plate and core，The upper surface of described template is provided with expansion platform hole，Described wedge mould upper end is the opening of inverted trapezoidal，Lower end is for expanding platform，Described wedge mould is arranged on the upper surface of described template，The platform that expands of described wedge mould coaxially mates setting with the expansion platform hole of template，Described pressing plate is arranged on the expansion platform outer upper ends of wedge mould，Wedge mould is fastened with template thread connection by described screw through pressing plate respective aperture，Described core is placed in wherein through the hole in the middle of template and wedge mould respectively，Described core upper end is the position portion as part bottom outlet，The position portion of described part bottom outlet coaxially mates setting with core，The centre of described core is provided with expansion platform，One end of described handle is handheld terminal，The other end is set to the end of thread，The described end of thread is provided with external screw thread，The end of thread of described handle connects firmly with wedge mould through the groove being arranged on pressing plate，The respective angles being made wedge mould and core and part by moving handle is changed，Described spring is vertically arranged in swivel nut，The lower end of described spring is arranged on the bottom of swivel nut，The upper end of described spring and the lower end in contact of core，Described swivel nut and wedge mould are coaxially disposed and are fastened on wedge mould with threaded connection mode，By spring compression on core.
Described wedge mould expands the expansion platform hole interference fits of platform and template.
The present invention compared with prior art has the beneficial effect that part is enclosed within core by the present invention, slide block down, working hole upper surface, flexible die bottom contact feature bottom also promotes part and core to overcome the resistance of spring to move downward, descending along with slide block, the flexible die conical surface touches with the wedge mould conical surface, its three lobes conical surface is restricted by the wedge mould conical surface and overcomes the elastic resistance of self to make radially axis direction and moves, make the three lobe muscle successively contact part in flexible die hole and to its wall portion local compression, along with slide block to continue traveling downwardly parts locally wall thickness thinning, the three lobe inwalls in flexible die hole all contact piece surface, slide block arrives bottom dead centre；Move upward along with flexible die during backhaul, part and core rise under the action of the spring, and along with rising flexible die under the elastic reaction of self with the relative displacement oral area spreading of the wedge mould conical surface, part is deviate from from the flexible die of spreading, slide block, to top dead-centre, squeezes groove for the first time and completes；Moving handle makes the respective angles of wedge mould and core and part change, and repeats above-mentioned crowded groove process, completes second time and squeezes groove.Taking out part from core, whole operation completes；The present invention is compared with prior art, it is achieved that extruding produces, and part concordance is good.The design principle of the present invention is simple, and compact conformation, good manufacturability, easy to operate, steady quality, work efficiency and the comprehensive yields of part are greatly improved.
Accompanying drawing explanation
The present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the top view of part of the lower die of the present invention.
In figure, 1 be backing plate, 2 be flexible die, 3 be part, 4 be wedge mould, 5 be handle, 6 be spring, 7 be swivel nut, 8 be template, 9 be screw, 10 be pressing plate, 11 be core, 12 be bung flange, 13 for die shank.
Detailed description of the invention
nullSuch as Fig. 1、Shown in Fig. 2，The present invention includes part of the upper die and part of the lower die，Described part of the upper die is coaxially disposed with part of the lower die，Described part of the upper die is arranged on the top of part of the lower die，Between described part of the upper die and part of the lower die, coupling is provided with part 3，The structure of described part of the upper die is: include backing plate 1、Flexible die 2、Bung flange 12 and die shank 13，Described flexible die 2 be top be connected expansion platform、Bottom is the elastomer of pore area muscle in three lobes，The top of described flexible die 2 is provided with backing plate 1，The bottom of described die shank 13 arranges porose，Described flexible die 2 top to expand the hole bottom platform and backing plate 1 and die shank 13 coaxial and with in interference fits loading die shank 13 hole，It is outer and with die shank 13 thread connection flexible die 2 is expanded platform and backing plate 1 is anchored on die shank 13 that described bung flange 12 is placed on flexible die 2；
nullThe structure of described part of the lower die is: include wedge mould 4、Handle 5、Spring 6、Swivel nut 7、Template 8、Screw 9、Pressing plate 10 and core 11，The upper surface of described template 8 is provided with expansion platform hole，Described wedge mould 4 upper end is the opening of inverted trapezoidal，Lower end is for expanding platform，Described wedge mould 4 is arranged on the upper surface of described template 8，The platform that expands of described wedge mould 4 coaxially mates setting with the expansion platform hole of template 8，Described pressing plate 10 is arranged on the expansion platform outer upper ends of wedge mould 4，Wedge mould 4 is fastened with template 8 thread connection by described screw 9 through pressing plate 10 respective aperture，Described core 11 is placed in wherein through the hole in the middle of template 8 and wedge mould 4 respectively，Described core 11 upper end is the position portion as part 3 bottom outlet，The position portion of described part 3 bottom outlet coaxially mates setting with core 11，The centre of described core 11 is provided with expansion platform，One end of described handle 5 is handheld terminal，The other end is set to the end of thread，The described end of thread is provided with external screw thread，The end of thread of described handle 5 connects firmly with wedge mould 4 through the groove being arranged on pressing plate 10，The respective angles being made wedge mould 4 and core 11 and part 3 by moving handle 5 is changed，Described spring 6 is vertically arranged in swivel nut 7，The lower end of described spring 6 is arranged on the bottom of swivel nut 7，The upper end of described spring 6 and the lower end in contact of core 11，Described swivel nut 7 is coaxially disposed with wedge mould 4 and is fastened on wedge mould 4 with threaded connection mode，Spring 6 is pressed on core 11.
Described wedge mould 4 expands the expansion platform hole interference fits of platform and template 8.
The work process of the present invention: flexible die 2 be top expand platform be connected, bottom is three lobes and the elastomer of interior pore area muscle, its top expand platform and backing plate 1 is coaxial with die shank 13 respective aperture and with interference fits loading die shank 13 hole in and backing plate 1 upper.It is outer and with die shank 13 thread connection flexible die 2 is expanded platform and backing plate 1 fastens composition part of the upper die that bung flange 12 is placed on flexible die 2.It is coaxial that wedge mould 4 expands platform expansion corresponding to template 8 platform hole, closes disposed within transition, and pressing plate 10 extends out on platform at wedge mould 4, and screw 9 passes through pressing plate 10 respective aperture and fastened by wedge mould 4 with template 8 thread connection.Described handle 5 screw thread one end connects firmly with wedge mould 4 through pressing plate 8 groove.Described core 11 is placed in one through template 8 and wedge mould 4 hole respectively, and spring 6 expands under platform among swivel nut 7 at core 11, and swivel nut 7 is coaxial with wedge mould 4 compresses composition part of the lower die with thread connection by spring 6.Part of the upper die and part of the lower die are coaxially formed and radially squeezes channel mould；Lathe slide block active force is utilized to make wedge mould 4 that flexible die 2 to apply a radial pressure, utilize and axially the core 11 of displacement flexible die 2 at the volley can be made bottom part 3 to expand position on platform hole end surface, adjust the respective closed height of lathe, the groove depth on part 3 barrel can be controlled；Move handle 5 and can change the crowded groove location of part 3 circumferencial direction.
The operation principle of the present invention is: be enclosed within core 11 by part 3, slide block down, working hole upper surface, flexible die 2 bottom contacts bottom part 3 and promotes part 3 and core 11 to overcome the resistance of spring 6 to move downward, descending along with slide block, flexible die 2 conical surface touches with wedge mould 4 conical surface, its three lobes conical surface is restricted by wedge mould 4 conical surface and overcomes the elastic resistance of self to make radially axis direction and moves, make the three lobe muscle successively contact part 3 in flexible die 2 hole and to its wall portion local compression, along with slide block to continue traveling downwardly part 3 local wall thickness thinning, the three lobe inwalls in flexible die 2 hole all contact part 3 surface, slide block arrives bottom dead centre.
Move upward along with flexible die 2 during backhaul, part 3 and core 4 rise under the effect of spring 6, along with rising flexible die 2 under the elastic reaction of self with the relative displacement oral area spreading of wedge mould 4 conical surface, part 3 is deviate from from the flexible die 2 of spreading, slide block, to top dead-centre, squeezes groove for the first time and completes.
Moving handle 5 makes the respective angles of wedge mould 4 and core 11 and part 3 change, and repeats above-mentioned crowded groove process, completes second time and squeezes groove.Taking out part 3 from core 4, whole operation completes.
Above in conjunction with accompanying drawing, embodiments of the invention are explained in detail, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to various changes can be made on the premise of without departing from present inventive concept.
Claims (2)
- null1. radially squeeze channel mould，It is characterized in that: include part of the upper die and part of the lower die，Described part of the upper die is coaxially disposed with part of the lower die，Described part of the upper die is arranged on the top of part of the lower die，Between described part of the upper die and part of the lower die, coupling is provided with part (3)，It is characterized in that，The structure of described part of the upper die is: include backing plate (1)、Flexible die (2)、Bung flange (12) and die shank (13)，Described flexible die (2) be top be connected expansion platform、Bottom is the elastomer of pore area muscle in three lobes，The top of described flexible die (2) is provided with backing plate (1)，The bottom of described die shank (13) arranges porose，The expansion platform on described flexible die (2) top and backing plate (1) are coaxial with the hole of die shank (13) bottom and with in interference fits loading die shank (13) hole and backing plate (1) is upper，Described bung flange (12) is placed on flexible die (2) and outward and flexible die (2) expansion platform and backing plate (1) is anchored on die shank (13) with die shank (13) thread connection；nullThe structure of described part of the lower die is: include wedge mould (4)、Handle (5)、Spring (6)、Swivel nut (7)、Template (8)、Screw (9)、Pressing plate (10) and core (11)，The upper surface of described template (8) is provided with expansion platform hole，Described wedge mould (4) upper end is the opening of inverted trapezoidal，Lower end is for expanding platform，Described wedge mould (4) is arranged on the upper surface of described template (8)，The expansion platform of described wedge mould (4) coaxially mates setting with the expansion platform hole of template (8)，Described pressing plate (10) is arranged on the expansion platform outer upper ends of wedge mould (4)，Wedge mould (4) is fastened with template (8) thread connection by described screw (9) through pressing plate (10) respective aperture，Described core (11) is placed in wherein through the hole in the middle of template (8) and wedge mould (4) respectively，Described core (11) upper end is the position portion as part (3) bottom outlet，The position portion of described part (3) bottom outlet coaxially mates setting with core (11)，The centre of described core (11) is provided with expansion platform，One end of described handle (5) is handheld terminal，The other end is set to the end of thread，The described end of thread is provided with external screw thread，The end of thread of described handle (5) connects firmly with wedge mould (4) through the groove being arranged on pressing plate (10)，The respective angles being made wedge mould (4) and core (11) and part (3) by moving handle (5) is changed，Described spring (6) is vertically arranged in swivel nut (7)，The lower end of described spring (6) is arranged on the bottom of swivel nut (7)，The upper end of described spring (6) and the lower end in contact of core (11)，Described swivel nut (7) and wedge mould (4) are coaxially disposed and are fastened on wedge mould (4) with threaded connection mode，Spring (6) is pressed on core (11).
- The most crowded a kind of channel mould the most according to claim 1, it is characterised in that described wedge mould (4) expands the expansion platform hole interference fits of platform and template (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102002.1A CN103920803B (en) | 2014-03-19 | 2014-03-19 | Radially squeeze channel mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102002.1A CN103920803B (en) | 2014-03-19 | 2014-03-19 | Radially squeeze channel mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103920803A CN103920803A (en) | 2014-07-16 |
| CN103920803B true CN103920803B (en) | 2016-11-23 |
Family
ID=51139334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410102002.1A Expired - Fee Related CN103920803B (en) | 2014-03-19 | 2014-03-19 | Radially squeeze channel mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103920803B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787144A (en) * | 2021-08-31 | 2021-12-14 | 成都先进金属材料产业技术研究院股份有限公司 | Hot bending forming clamp, testing machine and numerical simulation method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001137997A (en) * | 1999-11-18 | 2001-05-22 | Sawai Narejji Laboratory:Kk | Method and apparatus for die-forging |
| RU2223160C2 (en) * | 2002-02-13 | 2004-02-10 | Открытое акционерное общество "Новосибирский завод химконцентратов" | Die set for forming dents in tubular part |
| JP2007054840A (en) * | 2005-08-22 | 2007-03-08 | Uk:Kk | Apparatus for forming hollow stepped shaft |
| CN201693013U (en) * | 2010-04-13 | 2011-01-05 | 成都飞机工业（集团）有限责任公司 | Device for automatically extruding union nut to neck |
| CN201884844U (en) * | 2010-12-22 | 2011-06-29 | 重庆渝通机械有限公司 | Compression device of straight pipe joint |
| CN203751143U (en) * | 2014-03-19 | 2014-08-06 | 长治市丰雨机械有限公司 | Radial groove extruding die |
-
2014
- 2014-03-19 CN CN201410102002.1A patent/CN103920803B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN103920803A (en) | 2014-07-16 |
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| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yuan Wensheng Inventor before: Li Chunzhuang Inventor before: Qin Xianjun Inventor before: Sun Siping Inventor before: Guo Jianhong Inventor before: Hu Qiang |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160908 Address after: 250101 Feng Ming Road, Lingang Development Zone, Ji'nan, Shandong Applicant after: Shandong Construction University Address before: 046011 machinery industrial zone, middle section of South Outer Ring Road, Shanxi, Changzhi Applicant before: Changzhi Fengyu Machinery Co., Ltd. |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |