JPH03193275A - 円筒状に曲げたブランクの連続的な溶接法及び該方法の実施装置 - Google Patents

円筒状に曲げたブランクの連続的な溶接法及び該方法の実施装置

Info

Publication number: JPH03193275A
Authority: JP; Japan
Prior art keywords: blank; rollers; welding; edges; guide means
Prior art date: 1989-10-13
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

Application number

JP27507190A

Other languages

English (en)

Japanese (ja)

Inventor

Luigi Pazzaglia

ルイジ・パッツアグリア

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.)

Cefin SpA

Original Assignee

Cefin SpA

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.)

1989-10-13

Filing date

1990-10-12

Publication date

1991-08-23

1989-10-13 Priority claimed from IT3654A external-priority patent/IT1236034B/it

1990-05-29 Priority claimed from IT3526A external-priority patent/IT1238966B/it

1990-10-12 Application filed by Cefin SpA filed Critical Cefin SpA

1991-08-23 Publication of JPH03193275A publication Critical patent/JPH03193275A/ja

Status Pending legal-status Critical Current

Links

238000003466 welding Methods 0.000 title claims abstract description 63
238000000034 method Methods 0.000 title claims description 22
238000005452 bending Methods 0.000 claims description 20
239000002184 metal Substances 0.000 claims description 4
230000008569 process Effects 0.000 claims description 2
238000005096 rolling process Methods 0.000 description 5
230000009471 action Effects 0.000 description 4
230000008901 benefit Effects 0.000 description 2
239000011248 coating agent Substances 0.000 description 2
238000000576 coating method Methods 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
230000004044 response Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000004927 fusion Effects 0.000 description 1
238000009499 grossing Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
239000007769 metal material Substances 0.000 description 1
238000011017 operating method Methods 0.000 description 1
238000003825 pressing Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
238000000926 separation method Methods 0.000 description 1
230000001360 synchronised effect Effects 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/26—Making hollow objects characterised by the use of the objects cans or tins; Closing same in a permanent manner
- B21D51/2676—Cans or tins having longitudinal or helical seams
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
- B23K11/061—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams
- B23K11/062—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams for welding longitudinal seams of tubes
- B23K11/063—Lap welding
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/309—Wire electrodes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7888—Means for handling of moving sheets or webs
- B29C65/7894—Means for handling of moving sheets or webs of continuously moving sheets or webs
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
- B29C65/7832—Positioning the parts to be joined, e.g. aligning, indexing or centring by setting the overlap between the parts to be joined, e.g. the overlap between sheets, plates or web-like materials
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7802—Positioning the parts to be joined, e.g. aligning, indexing or centring
- B29C65/7835—Positioning the parts to be joined, e.g. aligning, indexing or centring by using stops
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/432—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms
- B29C66/4322—Joining a relatively small portion of the surface of said articles for making tubular articles or closed loops, e.g. by joining several sheets ; for making hollow articles or hollow preforms by joining a single sheet to itself

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Butt Welding And Welding Of Specific Article (AREA)

JP27507190A 1989-10-13 1990-10-12 円筒状に曲げたブランクの連続的な溶接法及び該方法の実施装置 Pending JPH03193275A (ja)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
IT3654A IT1236034B (it)	1989-10-13	1989-10-13	Metodo per la saldatura in continuo di corpi scatolari cilindrici e relativa macchina di attuazione
IT3654A/89		1989-10-13
IT3526A/90		1990-05-29
IT3526A IT1238966B (it)	1990-05-29	1990-05-29	Metodo perfezionato per la saldatura in continuo di corpi scatolari cilindrici e relativa macchina di attuazione.

Publications (1)

Publication Number	Publication Date
JPH03193275A true JPH03193275A (ja)	1991-08-23

Family

ID=26325425

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP27507190A Pending JPH03193275A (ja)	1989-10-13	1990-10-12	円筒状に曲げたブランクの連続的な溶接法及び該方法の実施装置

Country Status (3)

Country	Link
JP (1)	JPH03193275A (fr)
CH (1)	CH680504A5 (fr)
DE (1)	DE4031825A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4313871C2 (de) *	1993-04-28	1999-07-22	Krupp Kunststofftechnik Gmbh	Verfahren und Vorrichtung zum Herstellen von Dosenrümpfen aus kunststoffbeschichtetem Blech
DE4432674C1 (de) *	1994-09-14	1996-02-22	Weil Eng Gmbh	Vorrichtung und Verfahren zum Herstellen von Rohren
DE4434134A1 (de) *	1994-09-24	1996-03-28	Kabelmetal Electro Gmbh	Verfahren zur Herstellung eines längsnahtgeschweißten Metallrohres
CH704987A1 (de)	2011-05-19	2012-11-30	Soudronic Ag	Schweissvorrichtung für das elektrische Rollnahtschweissen sowie Verfahren zum Rollnahtschweissen.

1990
- 1990-10-08 DE DE19904031825 patent/DE4031825A1/de not_active Ceased
- 1990-10-09 CH CH324390A patent/CH680504A5/it not_active IP Right Cessation
- 1990-10-12 JP JP27507190A patent/JPH03193275A/ja active Pending

Also Published As

Publication number	Publication date
CH680504A5 (fr)	1992-09-15
DE4031825A1 (de)	1991-05-08

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US3075484A (en)	1963-01-29	Method of and apparatus for continuously producing small section welded steel tubes
GB968420A (en)	1964-09-02	Method and machine for manufacture of beams
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