EP0850705B1 - Biegerichtmaschine - Google Patents
Biegerichtmaschine Download PDFInfo
- Publication number
- EP0850705B1 EP0850705B1 EP97119206A EP97119206A EP0850705B1 EP 0850705 B1 EP0850705 B1 EP 0850705B1 EP 97119206 A EP97119206 A EP 97119206A EP 97119206 A EP97119206 A EP 97119206A EP 0850705 B1 EP0850705 B1 EP 0850705B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bridge
- workpiece
- straightening
- machine
- machine according
- 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 - Lifetime
Links
Images
Classifications
-
- 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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
Definitions
- the invention relates to a bending straightening machine for elongated workpieces, with workpiece holders arranged on a machine table for Grasp the workpiece with at least two at a distance on the machine table arranged straightening documents to support the workpiece in its longitudinal direction, with at least one between the straightening documents arranged straightening stamp to act on the workpiece, as well with a by means of a drive in the direction of the workpiece and this way adjustable actuator that the straightening stamp takes up, wherein the actuating device is designed as a bridge, which receives the straightening stamp in the vertical alignment of the workpiece and by means of the drive, the bridge can be adjusted in a vertical plane is, wherein the bridge in a machine-fixed component is movably mounted relative to this.
- a bending straightening machine of the type mentioned is known from CH-A-117 816. It has two at a distance on a movable machine table arranged straightening documents to support the workpiece in its Longitudinal direction. Two machine columns pass through the machine table with loadable and arranged below the machine table lockable toggle linkages interact so that the tension columns can be moved in the longitudinal direction. Above the machine table the train columns take up a bridge, which is a manually adjustable one Spindle interspersed. This takes a token in the vertical Alignment of the workpiece.
- This machine can be used for straightening required working pressure, depending on one or the other Generation type for the work process to be carried out more economically is, either by screwing the spindle forward when it is locked Toggle linkage or by acting on the toggle linkage, can be generated without screwing the spindle.
- the moveable Training the machine table makes it possible to change their location.
- the actuating device is designed as a swivel device. It has a two-armed lever, which is in the middle in a pivot bearing arranged on the machine table is mounted, the connection at the free end of one arm via a swivel head with the straightening stamp and at the free end of the other arm the drive attacks.
- the component that receives the straightening stamp and relative to the Machine table is movably arranged, should simply be stored in it be and in the straightening the straightening stamp, regardless of that Diameter of the workpiece, a symmetrical load exert on the workpiece. The load should come from an exact direction, can only be applied from above.
- the task is solved with a bending straightener of the type mentioned kind in that the workpiece holders for rotatable detection the ends of the workpiece serve, the bridge leg, the are arranged next to the machine table, as well as one, the legs connecting web arranged above the machine table, the receives the token, has the bridge in the area of their Leg is resiliently mounted, the drive as stationary Elements a motor and a shaft driven by them, as well has at least one cam disc connected to the shaft in a rotationally fixed manner, which interacts with an approach of the bridge, as well as by means of the at least one cam the directional stamp in the direction of the Workpiece deliverable and by means of at least one counter to this Infeed direction of the straightening stamp effective spring of the straightening stamp is movable away from the workpiece.
- the actuator in the manner of the bridge is suitable for simple Way to include the token and only in adjustable in a defined, vertical direction relative to the machine table. This means that there is only one load from the straightening stamp can be introduced into the workpiece from above, regardless of the diameter of the workpiece. It can be done on simple Way a symmetrical load is introduced into the workpiece become.
- the bridge has legs that are arranged next to the machine table are, as well as a connecting the legs, above the machine table arranged web that receives the stamp.
- the bridge has two legs, the bridge combines.
- the bridge can also be arranged as a square, horizontally Plate be formed, in the corners of which are positioned vertically Attack thighs. In this case the bridge is like a table trained, which is provided with four legs.
- the drive only serves the purpose of storing the directional stamp in the bridge in Direction of the workpiece, and this against the Force of one or more springs between the base plate and attack the bridge.
- the bridge could also be spring-loaded in the machine table.
- the drive has stationary elements a motor and a shaft driven by it, and at least one cam disc connected to the shaft in a rotationally fixed manner that interacts with an approach of the bridge.
- the adjustment the bridge plate thus takes place by means of the driven one Cam that interacts with the bridge-side approach.
- Such a structural design is fundamentally suitable, both the lowering movement and the lifting movement to generate the bridge.
- the approach is on the outside of the cam on and acts a restoring force on the spring Bridge, the spring ensures that the approach is always at the Cam is present and according to the respective angular position the cam disc more or less raised or is lowered.
- a disc to provide a curved groove in which the approach, in Seen width direction of the groove, essentially free of play intervenes.
- According to the angular position of the cam the approach that connects to the bridge becomes active raised or lowered.
- the approach is useful as a role trained so that the relative movement between approach and Cam can be done largely without friction.
- a structurally particularly simple design provides that the Shaft is rotatably mounted in the machine table and on opposite Sides of the machine table cam disks non-rotatably connected to the shaft that interact with the approaches.
- Spring elements can be designed as compression springs between each leg of the bridge and the base plate are arranged.
- a base plate 2 On the floor is a base plate 2, on the other hand an essentially cuboid machine table 3 rests and is connected to the base plate 2.
- the machine table 3 takes two in the area of its upper, horizontal surface 4 Workpiece holders 5 on. These are used for rotatable detection the ends 6 of a workpiece 7, for example as a cylinder rod is trained.
- the workpiece holders 5 have, for example the shape of quills with center points 8, which in corresponding countersinks in the ends of the workpiece 7 intervention.
- the machine table is between the workpiece holders 5 in the area of its upper surface 4 with two at a distance mutually arranged straightening documents 9 for supporting the Workpiece 7 arranged in its longitudinal direction. In the middle between the two indicative documents 9 is a Machine table 3 mounted measuring device 10 for determining the Deflection of the workpiece 7.
- the machine table 3 Shaft 11 rotatably and axially fixed.
- the axis of rotation 12 of the shaft 11 is parallel to the axis of rotation 13 of the Workpiece 7 and arranged below this.
- the shaft 11 protrudes on both sides of the machine table 3 and takes in immediate Machine table 3 neighborhood one on each side Cam 14 rotatably on.
- the shaft 11 is in the range of End driven by a drive 15 which is an electric motor and has a reduction gear.
- the drive 15 is mounted in the base plate 2 via a flange 16.
- a bridge 17 surrounds the machine table 3 arranged parallel to the upper surface 4 of the machine table 3 rectangular plate 18 and four legs 19, which in Area of the corners of the plate 18 are connected to this.
- ribs 20 arranged above the plate 18 Plate 20 is rigid.
- the legs 19 of the bridge 17 are in the corner areas of the cuboid machine table 3 arranged and are supported between between the legs 19 and the base plate 2 arranged compression springs 21 on the base plate 2 from.
- the lower ends of the legs 19 are in cuffs 22 out, which are connected to the base plate 2 and cover the lower regions of the legs 19.
- the the each cam 14 associated two legs 19 of the Bridge 17 are in their lower region by means of a web 23 connected.
- a roller 24 is rotatably supported, wherein the axis of rotation 25 of the roller 24 parallel to the axis of rotation 12 of the Shaft 11 is arranged below this.
- Bridge 17 pressing springs 21 press the two with the Bridge 17 connected rollers 24 with their curved peripheral surfaces 26 against the curved peripheral surfaces 27 with these interacting cams 14.
- the cams are designed so that the feed stroke of the bridge 17 to Executing the bending straightening process a swivel angle of corresponds to the respective cam plate 14 of approximately 270 °.
- the plate 18 of the bridge 17 takes in the vertical alignment of the Workpiece 7 a movable together with the bridge 7 Straightening stamp 28 on. This is in vertical alignment between the two directional documents 9 arranged and symmetrical to the through the axes 12 of shaft 11 and axis 13 of workpiece 7 trending plane 29 positioned. This ensures that when the bridge 17 is moved vertically, the straightening die 28 always acts on workpiece 7 exactly from above, regardless of the diameter of the workpiece.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Attitude Control For Articles On Conveyors (AREA)
Description
- Figur 1
- die erfindungsgemäße Biegerichtmaschine in einer Vorderansicht und
- Figur 2
- die Biegerichtmaschine in einer Seitenansicht (Ansicht X gemäß Figur 1).
Claims (11)
- Biegerichtmaschine für längliche Werkstücke (7), mit auf einem Maschinentisch (3) angeordneten Werkstückaufnahmen (5) zum Erfassen des Werkstückes (7), mit mindestens zwei in Abstand auf dem Maschinentisch (3) angeordneten Richtunterlagen (9) zum Abstützen des Werkzeuges (7) in seiner Längsrichtung, mit mindestens einem zwischen den Richtunterlagen (9) angeordneten Richtstempel (28) zum Einwirken auf das Werkstück (7), sowie mit einer mittels eines Antriebs (15) in Richtung des Werkzeuges (7) und von diesem weg verstellbaren Betätigungsvorrichtung (17), die den Richtstempel (28) aufnimmt, wobei die Betätigungsvorrichtung als Brücke (17) ausgebildet ist, die den Richtstempel (28) in der vertikalen Flucht (29) des Werkstückes (7) aufnimmt und mittels des Antriebes (15) die Brücke (17) in einer vertikalen Ebene (29) verstellbar ist, wobei ferner die Brücke (17) in einem maschinenfesten Bauteil (2) relativ zu diesem beweglich gelagert ist, dadurch gekennzeichnet, daß die Werkstückaufnahmen (5) zum drehbaren Erfassen der Enden des Werkstücks (7) dienen, wobei die Brücke (17) Schenkel (19), die neben dem Maschinentisch (3) angeordnet sind, sowie einen, die Schenkel (19) verbindenden, oberhalb des Maschinentisches (3) angeordneten Steg (18), der den Richtstempel (28) aufnimmt, aufweist, die Brücke (17) im Bereich ihrer Schenkel (19) federnd gelagert ist, der Antrieb als stationär gelagerte Elemente einen Motor und eine von diesen angetriebene Welle (11), sowie mindestens eine mit der Welle (11) drehfest verbundene Kurvenscheibe (14) aufweist, die mit einem Ansatz (24) der Brücke (17) zusammenwirkt, sowie mittels der mindestens einen Kurvenscheibe (14) der Richtstempel (28) in Richtung des Werkstückes (7) zustellbar und mittels mindestens einer entgegen dieser Zustellrichtung des Richtstempels (28) wirksamen Feder (21) der Richtstempel (28) vom Werkstück (7) weg bewegbar ist.
- Maschine nach Anspruch 1, dadurch gekennzeichnet, daß die Brücke (17) in einer den Maschinentisch (3) aufnehmenden Grundplatte (2) relativ zur Grundplatte beweglich gelagert ist.
- Maschine nach Anspruch 2, dadurch gekennzeichnet, daß die Brücke (17) im Bereich ihrer Schenkel (19) federnd in der Grundplatte (2) gelagert ist.
- Maschine nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Antrieb ein Getriebe (15) aufweist, das den Motor mit der Welle (11) verbindet.
- Maschine nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Ansatz (24) als Rolle ausgebildet ist.
- Maschine nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß die Welle (11) im Maschinentisch (3) drehbar gelagert ist und auf gegenüberliegenden Seiten des Maschinentisches (3) Kurvenscheiben (14) drehfest mit der Welle (11) verbunden sind, wobei die Kurvenscheiben (14) mit den Ansätzen (24) zusammenwirken.
- Maschine nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß zwischen jedem Schenkel (19) der Brücke (17) und der Grundplatte (2) eine Druckfeder (21) angeordnet ist.
- Maschine nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß der Zustellhub der Brücke (17) einem Schwenkwinkel der Kurvenscheibe (14) von mehr als 180°, insbesondere 270°, entspricht.
- Maschine nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß die Brücke (17) senkrecht zu ihrer Stellrichtung geführt ist, insbesondere mittels Manschetten (22).
- Maschine nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß der Motor als Elektromotor ausgebildet ist.
- Maschine nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß der Motor stationär in der Grundplatte (2) der Maschine gelagert ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19647894 | 1996-11-20 | ||
DE19647894A DE19647894A1 (de) | 1996-11-20 | 1996-11-20 | Biegerichtmaschine |
US08/819,414 US5839315A (en) | 1996-11-20 | 1997-03-17 | Bend-straightening machine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0850705A1 EP0850705A1 (de) | 1998-07-01 |
EP0850705B1 true EP0850705B1 (de) | 2002-02-20 |
Family
ID=26031444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97119206A Expired - Lifetime EP0850705B1 (de) | 1996-11-20 | 1997-11-04 | Biegerichtmaschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US5839315A (de) |
EP (1) | EP0850705B1 (de) |
DE (2) | DE19647894A1 (de) |
ES (1) | ES2173366T3 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202006008001U1 (de) * | 2006-05-17 | 2007-09-27 | MAE Maschinen- und Apparatebau Götzen GmbH & Co. KG | Biegerichtmaschine für längliche Werkstücke |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE29810731U1 (de) * | 1998-06-16 | 1999-10-21 | Kbh Produktions Automation Gmb | Biegerichtmaschine |
ES2228358T5 (es) * | 1999-07-12 | 2008-12-01 | Eitel Presses, Inc. | Aparato de rectificado con medio de accionamiento en la parte superior del bastidor de prensa. |
US6823707B2 (en) | 2002-04-04 | 2004-11-30 | Abl Fabricators, Inc. | Mobile flange press and method |
AU2003204227B2 (en) * | 2003-05-16 | 2009-02-19 | Dana Australia Pty Ltd | Method and Apparatus for Measuring Centreline Runout and Out of Roundness of a Shaft |
US7310987B1 (en) * | 2006-07-17 | 2007-12-25 | Eitel Presses, Inc. | Bend-straightening machine with vertically movable table |
US8181497B2 (en) * | 2011-01-18 | 2012-05-22 | Double Z Enterprises, Llc | Post straightening apparatus and method |
CN102861791B (zh) * | 2012-09-14 | 2014-08-06 | 大连德迈仕精密轴有限公司 | 一种液压气压联动校直机 |
CN104128396B (zh) * | 2014-07-11 | 2015-12-30 | 重庆理工大学 | 工件校直机及其校直方法 |
CN110394380A (zh) * | 2019-07-30 | 2019-11-01 | 中机试验装备股份有限公司 | 一种自动校正设备及其浮动回转驱动装置 |
CN112404176A (zh) * | 2020-11-20 | 2021-02-26 | 合肥工业大学 | 一种校直机用夹持机构和校直机 |
CN113560374A (zh) * | 2020-11-24 | 2021-10-29 | 青岛八达汽车配件有限公司 | 一种无中心孔轴类产品的校直装置 |
CN112570499A (zh) * | 2020-12-25 | 2021-03-30 | 江阴建禾钢品有限公司 | 一种方管原料压直进料装置 |
CN113275412A (zh) * | 2021-06-15 | 2021-08-20 | 杭州予琚智能装备有限责任公司 | 用于异形截面长条形零件的直线度测量与修正装置 |
CN114210770B (zh) * | 2021-11-24 | 2022-11-01 | 栋梁铝业有限公司 | 一种型材矫直机 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB286973A (de) * | ||||
US1032218A (en) * | 1911-12-13 | 1912-07-09 | Justus Johnson | Straightening-press. |
CH117816A (de) * | 1926-06-15 | 1926-12-01 | Johann Muerner | Maschine für Richt-, Biege-, Präge- und ähnliche Arbeiten. |
US1994034A (en) * | 1933-02-06 | 1935-03-12 | Ellsworth W Carroll | Machine and method for forming protuberances on sheet metal |
CH248041A (fr) * | 1945-11-26 | 1947-04-15 | Allemand Samuel Sa | Presse d'établi. |
GB608775A (en) * | 1945-12-21 | 1948-09-21 | Arthur Frederick Dyson | Improvements in or relating to apparatus for crimping or corrugating strip or sheet material |
FR922797A (fr) * | 1946-01-04 | 1947-06-18 | Banc de vérification et de rectification de pièces mécaniques | |
US3415103A (en) * | 1965-09-20 | 1968-12-10 | Colonial Broach & Machine Comp | Straightening apparatus and method |
SU428817A1 (ru) * | 1973-02-28 | 1974-05-25 | В. Я. Батуркин , Б. И. Чагин | Вертикальный правильный пресс |
DE2346797A1 (de) * | 1973-09-17 | 1975-04-03 | Eitel Kg | Automatisches richtverfahren und richtpresse dafuer mit einer richtstelle |
US4203308A (en) * | 1978-03-07 | 1980-05-20 | Davis Duane L | Apparatus for testing and straightening arrow shafts and the like |
JPS609598A (ja) * | 1983-06-29 | 1985-01-18 | Yamada Dobby Co Ltd | プレス機械 |
DD220518A1 (de) * | 1984-01-06 | 1985-04-03 | Senftenberg Braunkohle | Richtpresse zum abschnittsweisen richten von langen profilstaehlen |
DE4215795C1 (de) * | 1992-05-13 | 1993-11-04 | Mae Maschinen U Apparatebau Go | Biegerichtmaschine |
-
1996
- 1996-11-20 DE DE19647894A patent/DE19647894A1/de not_active Withdrawn
-
1997
- 1997-03-17 US US08/819,414 patent/US5839315A/en not_active Expired - Lifetime
- 1997-11-04 ES ES97119206T patent/ES2173366T3/es not_active Expired - Lifetime
- 1997-11-04 DE DE59706429T patent/DE59706429D1/de not_active Expired - Fee Related
- 1997-11-04 EP EP97119206A patent/EP0850705B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202006008001U1 (de) * | 2006-05-17 | 2007-09-27 | MAE Maschinen- und Apparatebau Götzen GmbH & Co. KG | Biegerichtmaschine für längliche Werkstücke |
Also Published As
Publication number | Publication date |
---|---|
DE19647894A1 (de) | 1998-06-04 |
US5839315A (en) | 1998-11-24 |
ES2173366T3 (es) | 2002-10-16 |
DE59706429D1 (de) | 2002-03-28 |
EP0850705A1 (de) | 1998-07-01 |
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