CN204449002U - A kind of flange stretch mechanism - Google Patents

A kind of flange stretch mechanism Download PDF

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Publication number
CN204449002U
CN204449002U CN201520019946.2U CN201520019946U CN204449002U CN 204449002 U CN204449002 U CN 204449002U CN 201520019946 U CN201520019946 U CN 201520019946U CN 204449002 U CN204449002 U CN 204449002U
Authority
CN
China
Prior art keywords
binder block
punch
drift
hydraulic cylinder
oil hydraulic
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.)
Expired - Fee Related
Application number
CN201520019946.2U
Other languages
Chinese (zh)
Inventor
钟勇
刘益根
路军
杨国华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Keen Electromechanical Equipment Co ltd
Original Assignee
Wuhu Yue Yan Mechanical & Electronic Equipment Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Yue Yan Mechanical & Electronic Equipment Corp Ltd filed Critical Wuhu Yue Yan Mechanical & Electronic Equipment Corp Ltd
Priority to CN201520019946.2U priority Critical patent/CN204449002U/en
Application granted granted Critical
Publication of CN204449002U publication Critical patent/CN204449002U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to field of welding processing, object is to provide a kind of flange stretch mechanism, described flange stretch mechanism, comprise punch assemblies and die assembly, described punch assemblies and die assembly coordinate composition die cavity, and described punch assemblies comprises noumenal seat, punch, binder block and spring, described punch is arranged on described noumenal seat, described binder block shape is ring-type, and described punch is slidably arranged in described binder block, and described binder block is connected with described noumenal seat by described spring.The beneficial effects of the utility model are: be provided with binder block in die assembly, by spring, binder block is connected with noumenal seat, in drawing process, binder block is close to body shell inwall all the time, ensure that body shell can not deform, be provided with drift and shaping ring in die assembly, punching and shaping can be carried out to body shell.

Description

A kind of flange stretch mechanism
Technical field
The utility model relates to compressor field of welding processing, particularly a kind of flange stretch mechanism.
Background technology
In the production process of compressor, need the processing technology using electric resistance welding, copper-plated round conduit is soldered on the corresponding main casing of internal diameter, before electric resistance welding, need stretched for the main casing boss matched with conduit, for welding is prepared, existing method is by punch and die uniaxial direct tensile, but because stress influence in drawing process produces distortion, after stretching, main casing internal diameter diminishes, and circularity increases.
Utility model content
The purpose of this utility model is to overcome above-mentioned defect, provides the flange stretch mechanism that little, the qualified efficiency of a kind of deformation of products is high.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of flange stretch mechanism, comprise punch assemblies and die assembly, described punch assemblies and die assembly coordinate composition die cavity, described punch assemblies comprises noumenal seat, punch, binder block and spring, described punch is arranged on described noumenal seat, described binder block shape is ring-type, described punch is slidably arranged in described binder block, described binder block is connected with described noumenal seat by described spring, described die assembly comprises die, drift, shaping ring, first oil hydraulic cylinder and the second oil hydraulic cylinder, described die is provided with the first through hole, described drift is slidably arranged in described first through hole, described shaping ring is arranged on described drift, described die is connected with described first oil hydraulic cylinder, described drift is connected with the piston rod of described first oil hydraulic cylinder, described first oil hydraulic cylinder is connected with the piston rod of described second oil hydraulic cylinder.
Further, described drift side view is stepped.
Further, described spring is nitrogen spring.
Further, described number of springs is more than three.
Further, in described punch, corresponding described drift is provided with the second through hole.
The beneficial effects of the utility model are: be provided with binder block in punch assemblies, by spring, binder block is connected with noumenal seat, in drawing process, binder block is close to body shell inwall all the time, ensure that body shell can not deform, be provided with drift and shaping ring in die assembly, can carry out punching and shaping to body shell, drift is driven by the first oil hydraulic cylinder, drift and die entirety are driven by the second oil hydraulic cylinder, can control respectively in drawing process.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model embodiment flange stretch mechanism.
Label declaration:
1, punch assemblies; 2, die assembly; 11, noumenal seat; 12, punch; 13, binder block; 14, spring; 21, die; 22, drift; 23, shaping ring; 24, the first oil hydraulic cylinder; 25, the second oil hydraulic cylinder; 211, the first through hole; 121, the second through hole.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
The design of the utility model most critical is: be provided with binder block in die, is connected by binder block by spring with noumenal seat, and in drawing process, binder block is close to body shell inwall all the time, ensures that body shell can not deform.
Refer to shown in Fig. 1, the flange stretch mechanism of the present embodiment, comprise punch assemblies 1 and die assembly 2, described punch assemblies 1 and die assembly 2 coordinate composition die cavity, described punch assemblies 1 comprises noumenal seat 11, punch 12, binder block 13 and spring 14, described punch 12 is arranged on described noumenal seat 11, described binder block 13 shape is ring-type, described punch 12 is slidably arranged in described binder block 13, described binder block 13 is connected with described noumenal seat 11 by described spring 14, described die assembly 2 comprises die 21, drift 22, shaping ring 23, first oil hydraulic cylinder 24 and the second oil hydraulic cylinder 25, described die 21 is provided with the first through hole 211, described drift 22 is slidably arranged in described first through hole 211, described shaping ring 23 is arranged on described drift 22, described die 21 is connected with described first oil hydraulic cylinder 24, described drift 22 is connected with the piston rod of described first oil hydraulic cylinder 24, described first oil hydraulic cylinder 24 is connected with the piston rod of described second oil hydraulic cylinder 25.
The course of work of the present utility model is:
Second oil hydraulic cylinder 25 advances, the first oil hydraulic cylinder 24 and die 21 is driven to push ahead, binder block 13 pushes down main casing inwall, die 21 and punch 12 have coordinated the stretching of boss, and the first oil hydraulic cylinder 24 advances, and drive drift 22 to advance, complete the punching to main casing, first oil hydraulic cylinder 24 continues to advance, and drives shaping ring 23 to advance, carries out shaping to raised head face.
From foregoing description, the beneficial effects of the utility model are: be provided with binder block 13 in punch assemblies 1, by spring 14, binder block 13 is connected with noumenal seat 11, in drawing process, binder block 13 is close to body shell inwall all the time, ensure that body shell can not deform, drift 22 and shaping ring 23 is provided with in die assembly 2, punching and shaping can be carried out to body shell, drift 22 is driven by the first oil hydraulic cylinder 24, drift 22 and die 21 entirety are driven by the second oil hydraulic cylinder 25, can control respectively in drawing process.
Further, described drift 22 side view is stepped.
Seen from the above description, described drift 22 side view is stepped, and shaping ring 23 is set in outside drift, and punching and shaping substep can be made to carry out.
Further, described spring 14 is nitrogen spring.
Seen from the above description, nitrogen spring volume is little, elastic force is large, stroke is long, stable working, manufactures accurate, long service life, is the special purpose spring being applicable to using in a mold.
Further, described spring 14 quantity is more than three.
Seen from the above description, spring 14 quantity is more than three, and pressure distribution can be made even, and the course of work is more steady.
Further, in described punch 12, corresponding described drift 22 is provided with the second through hole 121.
Seen from the above description, the second through hole 121 can avoid drift 22, avoids colliding.
Please refer to shown in Fig. 1, embodiment one of the present utility model is:
A kind of flange stretch mechanism, comprise punch assemblies 1 and die assembly 2, described punch assemblies 1 and die assembly 2 coordinate composition die cavity, described punch assemblies 1 comprises noumenal seat 11, punch 12, binder block 13 and spring 14, described punch 12 is arranged on described noumenal seat 11, described binder block 13 shape is ring-type, described punch 12 is slidably arranged in described binder block 13, described binder block 13 is connected with described noumenal seat 11 by described spring 14, described die assembly 2 comprises die 21, drift 22, shaping ring 23, first oil hydraulic cylinder 24 and the second oil hydraulic cylinder 25, described die 21 is provided with the first through hole 211, described drift 22 is slidably arranged in described first through hole 211, described shaping ring 23 is arranged on described drift 22, described die 21 is connected with described first oil hydraulic cylinder 24, described drift 22 is connected with the piston rod of described first oil hydraulic cylinder 24, described first oil hydraulic cylinder 24 is connected with the piston rod of described second oil hydraulic cylinder 25, described drift 22 side view is stepped, described spring 14 is nitrogen spring, described spring 14 quantity is more than three, in described punch 12, corresponding described drift 22 is provided with the second through hole 121.
In sum, the flange stretch mechanism that the utility model provides, binder block is provided with in punch assemblies, by spring, binder block is connected with noumenal seat, in drawing process, binder block is close to body shell inwall all the time, ensure that body shell can not deform, drift and shaping ring is provided with in die assembly, punching and shaping can be carried out to body shell, drift is driven by the first oil hydraulic cylinder, drift and die entirety are driven by the second oil hydraulic cylinder, can control respectively in drawing process, described drift side view is stepped, shaping ring set is located at outside drift, punching and shaping substep can be made to carry out, nitrogen spring volume is little, elastic force is large, stroke is long, stable working, manufacture accurate, long service life, it is the special purpose spring being applicable to using in a mold, number of springs is more than three, pressure distribution can be made even, the course of work is more steady, second through hole can avoid drift, avoid colliding.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (5)

1. a flange stretch mechanism, it is characterized in that: comprise punch assemblies and die assembly, described punch assemblies and die assembly coordinate composition die cavity, described punch assemblies comprises noumenal seat, punch, binder block and spring, described punch is arranged on described noumenal seat, described binder block shape is ring-type, described punch is slidably arranged in described binder block, described binder block is connected with described noumenal seat by described spring, described die assembly comprises die, drift, shaping ring, first oil hydraulic cylinder and the second oil hydraulic cylinder, described die is provided with the first through hole, described drift is slidably arranged in described first through hole, described shaping ring is arranged on described drift, described die is connected with described first oil hydraulic cylinder, described drift is connected with the piston rod of described first oil hydraulic cylinder, described first oil hydraulic cylinder is connected with the piston rod of described second oil hydraulic cylinder.
2. flange stretch mechanism according to claim 1, is characterized in that: described drift side view is stepped.
3. flange stretch mechanism according to claim 1, is characterized in that: described spring is nitrogen spring.
4. flange stretch mechanism according to claim 1, is characterized in that: described number of springs is more than three.
5. flange stretch mechanism according to claim 1, is characterized in that: in described punch, corresponding described drift is provided with the second through hole.
CN201520019946.2U 2015-01-12 2015-01-12 A kind of flange stretch mechanism Expired - Fee Related CN204449002U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520019946.2U CN204449002U (en) 2015-01-12 2015-01-12 A kind of flange stretch mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520019946.2U CN204449002U (en) 2015-01-12 2015-01-12 A kind of flange stretch mechanism

Publications (1)

Publication Number Publication Date
CN204449002U true CN204449002U (en) 2015-07-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520019946.2U Expired - Fee Related CN204449002U (en) 2015-01-12 2015-01-12 A kind of flange stretch mechanism

Country Status (1)

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CN (1) CN204449002U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114247809A (en) * 2020-09-23 2022-03-29 长城汽车股份有限公司 Stamping module and stamping forming method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114247809A (en) * 2020-09-23 2022-03-29 长城汽车股份有限公司 Stamping module and stamping forming method

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C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 241000 Taishan Road, Wuhu, Wuhu, Anhui Province, No. 1-11

Patentee after: Wuhu keen Electromechanical Equipment Co.,Ltd.

Address before: 241000 Taishan Road, Wuhu, Wuhu, Anhui Province, No. 1-11

Patentee before: WUHU YUEYAN ELECTROMECHANICAL EQUIPMENT CO.,LTD.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150708

CF01 Termination of patent right due to non-payment of annual fee