CN109803772A - Moulding press with bending sword-shaped part - Google Patents

Moulding press with bending sword-shaped part Download PDF

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Publication number
CN109803772A
CN109803772A CN201780062814.XA CN201780062814A CN109803772A CN 109803772 A CN109803772 A CN 109803772A CN 201780062814 A CN201780062814 A CN 201780062814A CN 109803772 A CN109803772 A CN 109803772A
Authority
CN
China
Prior art keywords
shaped
sword
moulding press
bending
bending sword
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.)
Granted
Application number
CN201780062814.XA
Other languages
Chinese (zh)
Other versions
CN109803772B (en
Inventor
U·费尔德曼
M·托默
A·格林
M·科尔贝
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.)
SMS Siemag AG
SMS Group GmbH
Original Assignee
SMS Siemag AG
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
Priority to DE102016219706.1A priority Critical patent/DE102016219706A1/en
Priority to DE102016219706.1 priority
Application filed by SMS Siemag AG filed Critical SMS Siemag AG
Priority to PCT/EP2017/075936 priority patent/WO2018069391A1/en
Publication of CN109803772A publication Critical patent/CN109803772A/en
Application granted granted Critical
Publication of CN109803772B publication Critical patent/CN109803772B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
    • B21D5/015Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08Making tubes with welded or soldered seams
    • B21C37/0815Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/04Movable or exchangeable mountings for tools
    • B21D37/06Pivotally-arranged tools, e.g. disengageable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/01Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments

Abstract

The present invention relates to a kind of moulding press, it includes the lower tool (2a) being supported on underbeam (2) and the upper tool for being supported on the bending sword-shaped part (4) that the direction that on upper beam (3), form is the longitudinal axis along the moulding press extends, wherein the bending sword-shaped part (4) can pivotally be accepted around longitudinal axis, wherein support force that pivot works, can adjustably changing will be overcome to be applied to the bending sword-shaped part (4) by means of support component (10).

Description

Moulding press with bending sword-shaped part
Technical field
The present invention relates to a kind of moulding press as described in the preamble according to claim 1.
Background technique
102 32 098 A1 of document DE describes a kind of moulding press for by plate manufacture pipe fitting, wherein being bent sword-shaped Part is contained at upper beam by torsion hinge.The bending sword-shaped part is thus, it is possible to be angularly offset, this is in forming process It is advantageous.
Summary of the invention
The object of the present invention is to provide the moulding press that one kind can be used generally.
The task passes through moulding press being initially mentioned, with claim 1 feature claimed according to the present invention To solve.Ground or soft can be tensioned when needed by being realized by setting support component using the support force that can adjustably change The guide part switched over to property.This realizes the performance optimal in different forming processes of bending sword-shaped part.
Bending sword-shaped part refers to along the longitudinal direction the shaping jig of substantially prism-shaped forming in the context of the present invention, The bending sword-shaped part has narrow cross section along vertical vertical direction mostly.A kind of molding is preferably applied according to the present invention Machine, but be not required for by plate manufacture pipe fitting.It is whole at its by means of bending sword-shaped part and lower tool in this plate It is bent in a length around longitudinal direction.The different phase of forming process herein can pivot by adjust accordingly sword-shaped part Turning property is optimised.
In the context of the present invention, so-called support component refers to that the power that will be transversal to longitudinal direction direction or torque are applied Add to each component of the bending sword-shaped part.The support component need not directly act on the bending sword-shaped part, but can Preferably effect keeps the structure for being bent sword-shaped part.
In a preferred embodiment of the invention, the support component includes at least one hydraulic cylinder.The branch Supportting element particularly preferably includes at least two hydraulic cylinders acted on relative to each other.It usually can be realized by designing hydraulic cylinder Support force that is can simply adjusting and can infinitely changing.Usually existing hydraulic system allows to drive moulding press, furthermore Allow the simply and inexpensively support component of engagement hydraulic.
In alternative embodiments, but it is also contemplated that support component other implementations, such as mechanical bullet Spring and locking mechanism ordinatedly carry out the optional fixation of bending sword-shaped part.The spring can adjustably be opened when needed Tight, to allow the additional convertibility of support force.
It is provided for advantageous structure, upper beam can pivot together with the bending sword-shaped part.This allows to be bent sword-shaped The simple or traditional structure of part or upper tool.Thus the bending sword also can quickly and be inexpensively replaced Shape part, wherein further traditional molding can be carried out using existing bending sword-shaped part when necessary.
It is frequently advantageous that, is disposed at least one guide post for having guide part above the bending sword-shaped part, Described in bending sword-shaped part be pivoted around the guide part.It is provided in preferred improvement project at this, support component connects It closes in the guide post.This applies power with allowing to be not dependent on the acting position of the bending sword-shaped part in a simple manner Give bending sword-shaped part.In further preferred detailed design plan, for simple structure, the guide post can be with upper beam one Play the working stroke that driving cylinder is moved across along forming direction.
In a preferred embodiment of the invention, the bending sword-shaped part at least one method of operation rigidly It is maintained by support component.It is so-called herein to be rigidly maintained it is meant that the bending sword-shaped part is common in generation No longer implement unnatural pivot when forming force.This method of operation corresponds to the rigidity with bending sword-shaped part about characteristic The bending sword-shaped part of the conventional moulded machine of receiving portion.
It is provided in a kind of usual advantageous embodiment, the support component is at least one method of operation by reset force It is applied to the bending sword-shaped part, the reset force is monotonously increased with the pivot since neutral position.The bending sword The movement of shape part can be optimally adapted with forming process in this way.The bending sword-shaped part is since neutral position Bigger deflection thereby results in bigger reset force, almost can freely enclose this described bending sword-shaped part in lesser pivot Around longitudinal line of movement.Power-deflection-curve more particularly to be preset by corresponding, for example hydraulic support component, thus into One-step optimization forming process.
Next additional advantages and features are by providing to the description of embodiment and by dependent claims.
Detailed description of the invention
Next it describes the preferred embodiment of the invention and elaborates the present invention with reference to the accompanying drawings:
Fig. 1 shows figure of the moulding press according to the present invention in the first stage of forming process in the first section view Show;
Fig. 2 shows diagram of the moulding press shown in FIG. 1 in the second stage of forming process;
Fig. 3 shows diagram of the moulding press shown in FIG. 1 in another section.
Specific embodiment
Moulding press shown in FIG. 1, according to the present invention includes the fixed frame 1 in position, and underbeam 2 and upper beam 3 are arranged In the frame.2 position of underbeam is fixedly placed on frame 1 and keeps lower tool 2a.The upper beam 3 relative to It is the upper tool for being bent sword-shaped part 4 that frame 1, which is movably arranged and keeps form,.
It is described to extend along the longitudinal direction perpendicular to drawing with being bent sword-shaped part 4 and lower tool 2a substantially prism-shaped. The application of the moulding press is preferably to manufacture made of plate 5, the pipe fitting of non-seamless.The bending sword-shaped part is along vertical thus Accordingly equably be applied on plate 5 to direction, thus the plate surround over the whole length longitudinal direction bending or Deformation.
The upper beam 3 is connect with guide post 6.The guide post 6 extends along substantially vertical vertical direction.It is under Having form in square region is the guide part 7 for the spherical caps protruded in transverse direction.The spherical caps 7 relative to position fixedly The guide plate 8 being mounted on frame 1 is supported.
The guide part 7 not only allows for the guide post 6 movement along the vertical direction and allows around longitudinal direction It pivots.Geometric pivot axis and longitudinal direction are overlapped and substantially stretch in centre between spherical caps 7.The upper beam 3 and the bending sword-shaped part 4 also can with guide post 6 around pivot axis pivot.The position of the pivot axis is according to The position of bending sword-shaped part changes along the vertical direction.
Another section of the moulding press is shown in FIG. 3.The section is parallel relative to section shown in FIG. 1 herein It ground but stretches with being staggered along the longitudinal direction.The driving cylinder 9 that frame fixedly assembles is located in the face, and the driving cylinder passes through coupling Connection element 9b is bonded on upper beam 3.The driving cylinder works along the vertical direction or forming direction of the moulding press.
The piston 9a of the driving cylinder 9 can be moved hydraulically in both directions, to not only cause to live by driving cylinder 9 Plug 9a or upper beam 3 are bent the downwardly directed working stroke of sword-shaped part 4 and cause its reset.The coupling element 9b It can not only can load thus along pushing direction and along draw direction.It can be for example supported by spherical caps along pushing direction, To on the one hand transmit biggish power and on the other hand can be realized pivot of the upper beam 3 relative to driving cylinder 9.
The support force that can adjustably change can overcome the bending sword-shaped part 4 to show from attached drawing by support component 10 The pivot that middle position or neutral position out starts.For this purpose, the support component includes acting on guide post 6 in transverse direction First hydraulic cylinder 10a.Second hydraulic cylinder 10b is bonded in opposite direction in guide post 6.The pivot of the bending sword-shaped part 4 Turn thus to be respectively acting on one of hydraulic cylinder 10a, 10b, so that one of the hydraulic cylinder 10a, 10b add according to hydraulic It carries and applies reaction force or opposing torque to the bending sword-shaped part 4.The supporting surface of hydraulic cylinder 10a, 10b are about vertical direction It slidably sticks in guide post 6, so that the guide post 6 is movable along the vertical direction relative to the support component 10 to work Ground is maintained.
In this regard, being preferably provided at least two methods of operation.
It is expected that the bending sword-shaped part can be by pivoting from neutral positional shift in first method of operation Come.It is shown in FIG. 1, plate 5 by compressing lower tool 2a around the bending of longitudinal axis to this embodiment.It was forming In the stage of journey, no pressure loads or with low-pressure loading hydraulic cylinder 10a, 10b.The bending sword-shaped part 4 can be born The cross force that is generated when molding and pivot, so as to avoid the higher transverse load of the bending sword-shaped part 4.Pass through liquid herein Reset force is applied to the bending sword-shaped part 4 respectively by cylinder pressure 10a, 10b.
By manipulating accordingly also reset force or liquid can be adapted to depending on the pivoting angle of the bending sword-shaped part 4 The pressure of cylinder pressure 10a, 10b, to obtain the extension curve as arbitrary as possible of the reset force.
The reset force especially can monotonously be increased with the pivot increased since neutral position.
It is expected that the bending sword-shaped part 4 constructs as snugly as possible and cannot in another method of operation It is pivoted since its neutral position.Is being ultimately formed by pipe fitting and is being protected by shown in figure 2, plate 5 for this embodiment Molding when the gap closing stayed.Hydraulic cylinder 10a, 10b is loaded thus with higher pressure, and which results in the bending sword-shapeds The close guide part of part 4.This is approximately equivalent to the characteristic of bending sword-shaped part that is traditional, non-pivotally supporting.
According to the design and size of moulding press, multiple guide posts 6 can be sequentially arranged along the longitudinal direction.Similarly, multiple drives Dynamic cylinder 9 can be sequentially arranged along the longitudinal direction.In a kind of unshowned, alternative embodiment, the driving cylinder 9 can also be constructed For pure thrust cylinder, so that need not be configured to can loading tensile by the coupling element 9b.It is correspondingly provided with other restoring cylinder, it is described Restoring cylinder resets upper beam 3 or bending sword-shaped part 4 in contrast to forming direction.
Reference signs list:
The frame of 1 moulding press
2 underbeams
Tool under 2a
3 upper beams
4 bending sword-shaped parts, upper tool
5 plates
6 guide posts
7 guide parts, spherical caps
8 guide plates
9 driving cylinders
9a piston des driving cylinder
9b coupling element, spherical caps
10 support components
10a first hydraulic cylinder
10b second hydraulic cylinder

Claims (8)

1. a kind of moulding press comprising the lower tool (2a) that is supported on underbeam (2) and be supported on upper beam (3), form and be The upper tool of the bending sword-shaped part (4) extended along the direction of the longitudinal axis of the moulding press, wherein bending sword-shaped part (4) energy It is pivotally accepted around longitudinal axis,
It is characterized in that,
Support force that pivot works, can adjustably changing will be overcome to be applied to the bending by means of support component (10) Sword-shaped part (4).
2. moulding press described in accordance with the claim 1, which is characterized in that the support component (10) includes at least one hydraulic cylinder (10a), especially at least two hydraulic cylinders (10a, 10b) reciprocally to work.
3. moulding press according to any one of the preceding claims, which is characterized in that the upper beam (3) can with it is described curved Bent sword-shaped part (4) pivots together.
4. moulding press according to any one of the preceding claims, which is characterized in that above the bending sword-shaped part (4) It is disposed at least one guide post (6) for having guide part (7), wherein implementing the bending sword-shaped around the guide part (7) The pivot of part.
5. moulding press according to claim 4, which is characterized in that the support component (10) is bonded on the guide post (6) on.
6. according to moulding press described in any one of claim 4 or 5, which is characterized in that the guide post (6) can with it is described Upper beam (3) moves across the working stroke of driving cylinder (9) along forming direction together.
7. moulding press according to any one of the preceding claims, which is characterized in that the bending sword-shaped part (4) is at least A kind of method of operation rigidly passes through support component (10) and is maintained.
8. moulding press according to any one of the preceding claims, which is characterized in that the support component (10) is at least Reset force is applied to the bending sword-shaped part (4) by a kind of method of operation, and the reset force is with the pivot since neutral position Turn monotonously to increase.
CN201780062814.XA 2016-10-11 2017-10-11 Moulding press with curved sword-shaped element Active CN109803772B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102016219706.1A DE102016219706A1 (en) 2016-10-11 2016-10-11 Forming press with bending rate
DE102016219706.1 2016-10-11
PCT/EP2017/075936 WO2018069391A1 (en) 2016-10-11 2017-10-11 Shaping press comprising a bending sword

Publications (2)

Publication Number Publication Date
CN109803772A true CN109803772A (en) 2019-05-24
CN109803772B CN109803772B (en) 2021-01-15

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ID=60080812

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780062814.XA Active CN109803772B (en) 2016-10-11 2017-10-11 Moulding press with curved sword-shaped element

Country Status (6)

Country Link
EP (1) EP3525951B1 (en)
KR (1) KR102213572B1 (en)
CN (1) CN109803772B (en)
DE (1) DE102016219706A1 (en)
RU (1) RU2724344C1 (en)
WO (1) WO2018069391A1 (en)

Citations (9)

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US3845655A (en) * 1972-09-18 1974-11-05 Widder Corp Press brakes
US4291569A (en) * 1979-03-27 1981-09-29 G. Siempelkamp Gmbh & Co. Hydraulic press
US4491004A (en) * 1980-08-18 1985-01-01 Ivanoff Osmo O Apparatus for manufacturing a metal pipe
DE4226402A1 (en) * 1992-08-10 1994-02-17 Althaus P Gerhard Dr Ing Metal plate bending machine - produces thick-walled pipes by repeated passes of narrow rolling wheel over plate supported on two spaced-apart bars
DE4409680A1 (en) * 1994-03-17 1995-09-21 Mannesmann Ag Pipe bending press for mfr. of open seam tubes
DE4410105A1 (en) * 1994-03-21 1995-09-28 Mannesmann Ag Pipe forming press
JPH08141646A (en) * 1994-11-14 1996-06-04 Maru Kikai Kogyo Kk Bending die
CN103747935A (en) * 2011-06-18 2014-04-23 克劳斯玛菲科技有限公司 Guide shoe for a guiding device of a plastic processing machine clamping unit
DE102014116192A1 (en) * 2014-11-06 2016-05-12 Siempelkamp Maschinen- Und Anlagenbau Gmbh Pipe bending machine

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JPH05305343A (en) * 1992-04-24 1993-11-19 Anritsu Corp Die unit for press
KR960007488A (en) * 1994-08-08 1996-03-22 강신제 Manufacturing Method of Mosaic Artificial Stone Group by Firing Process
JP2932961B2 (en) * 1994-12-27 1999-08-09 村田機械株式会社 Automatic die width changing device for bending machine
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DE10232098B4 (en) 2002-07-15 2004-05-06 Sms Meer Gmbh Device for producing pipes from sheet metal
FR2854097B1 (en) * 2003-04-25 2005-08-05 Amada Europ Sa Automatic control of the intermediaries of a folding press
US20110061431A1 (en) 2008-05-20 2011-03-17 Suehiro Mizukawa Plate bending method and bending angle detection device
DE102010037534A1 (en) * 2010-09-14 2012-03-15 Thyssenkrupp Steel Europe Ag Apparatus and method for producing at least partially closed hollow profiles with rotatable die halves and low cycle time
RU131658U1 (en) * 2012-11-29 2013-08-27 Открытое акционерное общество "Совместное предприятие "Донпрессмаш" Bending press
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Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845655A (en) * 1972-09-18 1974-11-05 Widder Corp Press brakes
US4291569A (en) * 1979-03-27 1981-09-29 G. Siempelkamp Gmbh & Co. Hydraulic press
US4491004A (en) * 1980-08-18 1985-01-01 Ivanoff Osmo O Apparatus for manufacturing a metal pipe
DE4226402A1 (en) * 1992-08-10 1994-02-17 Althaus P Gerhard Dr Ing Metal plate bending machine - produces thick-walled pipes by repeated passes of narrow rolling wheel over plate supported on two spaced-apart bars
DE4409680A1 (en) * 1994-03-17 1995-09-21 Mannesmann Ag Pipe bending press for mfr. of open seam tubes
DE4410105A1 (en) * 1994-03-21 1995-09-28 Mannesmann Ag Pipe forming press
JPH08141646A (en) * 1994-11-14 1996-06-04 Maru Kikai Kogyo Kk Bending die
CN103747935A (en) * 2011-06-18 2014-04-23 克劳斯玛菲科技有限公司 Guide shoe for a guiding device of a plastic processing machine clamping unit
DE102014116192A1 (en) * 2014-11-06 2016-05-12 Siempelkamp Maschinen- Und Anlagenbau Gmbh Pipe bending machine

Also Published As

Publication number Publication date
EP3525951A1 (en) 2019-08-21
KR102213572B1 (en) 2021-02-08
EP3525951B1 (en) 2020-12-09
CN109803772B (en) 2021-01-15
WO2018069391A1 (en) 2018-04-19
KR20190045336A (en) 2019-05-02
DE102016219706A1 (en) 2018-04-12
RU2724344C1 (en) 2020-06-23

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