EP1350578A1 - Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren - Google Patents
Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren Download PDFInfo
- Publication number
- EP1350578A1 EP1350578A1 EP03005336A EP03005336A EP1350578A1 EP 1350578 A1 EP1350578 A1 EP 1350578A1 EP 03005336 A EP03005336 A EP 03005336A EP 03005336 A EP03005336 A EP 03005336A EP 1350578 A1 EP1350578 A1 EP 1350578A1
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- EP
- European Patent Office
- Prior art keywords
- workpiece
- bending
- tool
- rotation
- axis
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- 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.)
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Classifications
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- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/12—Bending rods, profiles, or tubes with programme control
Definitions
- the invention relates to a bending machine for bending rod-shaped and / or rod-like workpieces, in particular of Tubes, with a machine base, to which a bracket for a workpiece and a tool unit with at least a bending tool are provided, wherein the bending tool under relative movement of tool parts in the workpiece transverse direction can be opened and closed and at least one workpiece holder forms and wherein the tool unit at a Swivel carrier relative to this movable and the pivot carrier on the machine base body in the workpiece longitudinal direction extending pivot support axis of rotation is rotatably mounted.
- the tool unit is made up of different ones Reasons relative to the machine body or to to move the workpiece held on it.
- Tool units used for multi leveling several over each other have arranged bending tools, compared to the Machine basic body so moved that the respectively used Bending tool attack on the workpiece to be deformed can.
- Bidirectional Bending Tool Units For each bending direction has at least one bending tool, be compared to the machine body or held thereon Workpiece positioned so that in each case the bending tool be used for the desired bending direction can.
- tool units are also used for workpiece handling used and for this purpose relative to the machine body emotional.
- a generic bending machine of the latter type is known from EP-0 872 292 B1.
- the pivot carrier for the tool unit of a plate formed on a machine base frame in the workpiece longitudinal direction extending axis is rotatably mounted.
- This plate is the tool unit by means of a carriage guided linearly perpendicular to the plate rotation axis.
- Go berserk the plate and linear method of the carriage can be the Previously known tool unit before or after the workpiece machining move into positions where they are with the tool parts a workpiece to be machined from a bending tool Take loading magazine or in which they by means of the tool parts of the bending tool machined workpieces to a Unloading station can pass.
- the different positions of the Tool unit or the trained by the bending tool Workpiece holders can only be used with a single one Rotary position of the carriage of the tool unit linearly leading Implement plate opposite the machine base frame.
- To linear movement of the carriage to the plate is a powerful Provide travel drive.
- the linear guide for the carriage builds at appropriate travel lengths of the Sled relatively large.
- both the tool unit on the pivot carrier and the pivot carrier on the Machine base rotatably mounted.
- the tool rotation axis and the pivot carrier axis of rotation are rectified. Due to the invention characteristics can be different positions the tool unit according to the invention bending machines and so that different positions of the workpiece holder or workpiece holders on the tool unit each with different Rotary positions of the tool unit relative to the Swivel carrier or the pivot carrier relative to the machine body realize.
- inventive Machine tools by a great flexibility in terms that of the tool unit in different functional sequences to be executed relative to the machine base body Movements and with respect to the alignment of the tool unit and the pivot carrier relative to the machine base body or with respect to the workpiece to be machined or machined out.
- About the arrangement of the pivot carrier can be such be matched to the arrangement of the workpiece that collisions are excluded with the workpiece.
- the tool unit correspondingly "balanced" with respect to the tool rotation axis, so are the rotational movement of the tool unit small-sized drives low power, especially small-sized Electric drives, sufficient.
- the leadership of the tool unit during its rotary motion can be with constructive accomplish simple and space-saving means to be accommodated.
- the bending tools of the tool units can be more different Be type. For example, bending tools are conceivable for roll-bending and / or bending tools for roll bending.
- the rotational mobility of the tool unit opposite the pivot carrier and the rotational mobility of the pivot carrier relative to the machine base body used optionally bending tools of different tool levels to convert into a bending functional position.
- Claim 5 relates to an embodiment of the invention Bending machine, with which workpieces without external Tool change optionally bent in different directions can be.
- the bending machine In the case of the bending machine according to the invention according to claim 6 will be the tool unit to take over from Workpieces and / or for the transfer of machined workpieces used.
- Swivel carrier and tool unit By appropriate rotation of Swivel carrier and tool unit can be the latter in one Workpiece receiving position and after taking over a to be processed Move the workpiece into a bending functional position their taking the inherited from the tool unit workpiece on the machine body-side workpiece holder can be determined. After one or more subsequent Bending operations can change the machined workpiece by moving the Tool unit in a workpiece transfer position from the bending machine be discharged.
- a bending machine in the form of a tube bending machine 1 a machine base body 2 on which different Functional units are provided. Wearing on its top the machine base body 2 is a workpiece feed device 3 with a guide rails 4 of the machine base body second along movable feed slide 5. This points as a holder for controlled workpieces a controlled open- and closable and also rotatable about its axis collet. 6 on. Also mounted on the machine body 2 is a Mandrel drive 7, from which a mandrel 8 protrudes. At the front End of the mandrel 8 is in a conventional manner not shown in detail spike attached. In the in FIG 1 example shown is the mandrel drive 7 at a rearward boom 9 of the machine body 2 grown.
- pivot carrier 10 which in the example shown as angled pivot arm is formed.
- the pivot carrier 10 is opposite the machine base body 2 about a pivot carrier axis of rotation 11 rotatable.
- the pivot carrier axis of rotation 11 runs in a workpiece longitudinal direction 12, the dash-dotted lines in Fig. 1 is indicated.
- the tool unit 15 is a Tool rotation axis 16 rotatably mounted on the pivot carrier 10.
- the tool rotation axis 16 extends in the workpiece longitudinal direction 12 and thus parallel to the pivot carrier axis of rotation 11. Of the latter the tool axis of rotation 16 is radially spaced.
- FIG. 1 Part of the tool unit 15 are not shown in detail in Fig. 1 Bending tools shown on a tool carrier 17 of the Tool unit 15 mounted and thereby with a radial distance from the tool axis of rotation 16 are arranged.
- programmable computer control 18 All movements of the pipe bending machine 1 are by means motor, in particular electromotive drives causes.
- the bending tools used on the pipe bending machine 1 come are of conventional design.
- a tool unit 15a as described in detail in FIGS. 2 to 13 can be removed, has for pipe processing a single Bending tool 20 on.
- the bending mold 21 With a part of its outer periphery is the bending mold 21 with a Pipe groove 23 provided, whose cross section on the cross section matched to be bent workpieces in the form of tubes 24 is.
- the bending mold 21 associated with another part of the bending tool 20 is a pressure element in the form of a jaw 25.
- This also has a matched to the cross section of the tubes 24 Pipe groove, namely a pipe groove 26, on.
- the jaw 25 in the direction of a Double arrow 27 relative to the bending mold 21 moves and thereby the bending tool 20 are opened and closed.
- Bending tool 20 form the tube grooves 23, 26 of the bending mold 21 and the jaw 25 a in cross section substantially circular workpiece holder. An arranged in it Tube 24 is clamped.
- a tube 24 is attached to a loading magazine 29 isolated.
- This is the isolated pipe 24th at a machine-side stop angle 30 of the loading magazine 29, which is perpendicular to the plane of Fig. 2 seen extends only over a short distance of the tube 24.
- the stop angle 30 adjacent the tube 24th free.
- the tool unit 15a is open Bending tool 20 is arranged.
- the pivot carrier 10 is about the pivot support axis 11, the tool unit 15 a to the tool rotation axis 16 is rotated accordingly.
- the tool unit 15a rotated clockwise about the tool axis of rotation 16, until the isolated pipe 24 in the pipe groove 23 of the bending mold 21 comes to rest (Fig. 3). Subsequently, the bending tool 20 closed by moving the jaw 25. The Tube 24 is now inside of the tube grooves 23, 26 formed Workpiece holder arranged and fixed there by clamping (Fig. 4). Now, the tool unit 15a with the held thereon Tube 24 while rotating about the tool axis of rotation 16 as well while rotating the pivot carrier 10 about the pivot carrier axis of rotation 11 transferred to a position when taking the tube 24 with its machine-side end of the open collet 6 of the workpiece feed device 3 is opposite. In a Intermediate position is the tube 24 in Fig. 5, in its end position shown in Fig. 6.
- FIG. 6 the pivot carrier 10 in the illustration after tilted right, the tool unit 15a is in the counterclockwise direction tilted.
- the arrangement shown in FIG of tool unit 15a and pivot carrier 10 possible.
- the position occupied by the tube 24 of FIG. 7 is identical to the position shown in FIG. 6.
- One and the same position of the tube 24 or of the tube grooves 23, 26 formed Workpiece holder can accordingly with different Kinematics are approached.
- the tool unit 15a and the Swivel brackets 10 can at one and the same position of the tube 24 may be arranged differently. This allows the Arrangement of the tool unit 15 a and the pivot carrier 10 the course of the tube 24 at the front end of the pipe bending machine 1 vote.
- the pivot support 10 can be aligned such that a collision between it and the tube 24 is avoided.
- a general rule can be from the tool unit 15a and / or the Arrange pivot carrier 10 formed "interference contour" such that the tube 24 comes to rest outside of this interference contour and thus a disability of workpiece machining excluded is. Without collision between workpiece and machine is possible both the execution of bending operations themselves and the Bending operations preceding and / or subsequent and by Turning the collet 6 alignment accomplished about its axis of the tube 24 in the tube circumferential direction.
- the feed carriage 5 moves the Workpiece feed device 3 computer-controlled so far to the Tube 24 down to the machine-side end inside the open collet 6 is arranged.
- the Collet 6 also computer controlled closed and the Tube 24 is with its machine-side end to the workpiece feed device 3 fixed. It now close in conventional Do several bending operations. At every bending process is the pivot arm 28 with the jaw 25 to the bending axis 22 pivoted and at the same time the bending mold 21 to the Bending axis 22 turned. The between bending mold 21 and jaw 25 clamped tube 24 is taken and deformed.
- the bending tool 20 opened and the tube 24 by means of the workpiece feed device 3 in the workpiece longitudinal direction 12 nachiva.
- the tube 24 is required by controlled turning the collet 6 to the Workpiece longitudinal direction 12 is rotated. After completing the editing the tube 24 has the shape shown in FIG.
- the tool unit 15 a below turn again about the tool axis of rotation 16 and again Turning the pivot carrier 10 about the pivot support axis 11 away from the deposited tube 24 ( Figure 13) and then be moved again in the position shown in FIG. 2. It can then follow another cycle of the type described.
- the tool unit 15b is a multi-level unit trained and as such with two under definition different Tool levels stacked bending tools 40, 60 provided.
- the bending tool 40 comprises a bending mold as tool parts 41 and an associated jaw 45, the bending tool 60th a bending mold 61 and a jaw 65.
- the jaws 45, 65 are common with a pivot arm 48 of a tool carrier 17b about the bending axis 42 swiveling.
- 60 are the jaws 45, 65 on the pivot arm 48 in FIG Direction of a double arrow 47 displaced.
- FIG. 14 shows the tool unit 15b in a machine operating phase, in which the bending tool 40 on the tube 24 a Bending functional position occupies.
- the tube 24 is here clamped in a workpiece holder held by a Pipe groove 43 of the bending mold 41 and a pipe groove 46 of the jaw 45 is formed.
- the pivot arm 48 By moving the pivot arm 48 about the Bending axis 42, the tube 24 can be deformed.
- Another workpiece holder is on the tool unit 15b through a pipe groove 63 of the bending mold 61 and a pipe groove 66 formed the jaw 65.
- Operating state is the workpiece holder 63, 66 unused.
- Tube 24 using the bending tool 60 generates a bend be, so first the bending tool 40 is open (Fig. 15). This inevitably mitgeboffen the bending tool 60. Subsequently, with rotation of the tool unit 15b about the tool axis of rotation 16 and under rotation of the Swivel carrier 10 about the pivot support axis 11, the bending tool 60 transferred to a bending-functional position.
- the bending functional position the now closed bending tool 60 is shown in FIG. Preceding this operating state Intermediate positions of the tool unit 15b are from the FIGS. 16 to 19 can be seen.
- the tool unit 15b is about the tool axis of rotation 16 tilted clockwise, the pivot carrier 10 in the counterclockwise direction pivoted against the vertical.
- a corresponding Bending functional position of the bending tool 60 leaves with the alignment of tool unit shown in FIG 15b and pivot carrier 10 reach.
- the position of the workpiece holder 63, 66 of FIG. 20 agrees with that of the tool holder 63, 66 in Fig. 21 occupied position identical match.
- a tool unit 15 c by means of which pipes 24 without external Turn tool change in two opposite directions is in the Fign. 22 to 30 shown.
- two bending tools 80, 100 provided at one Tool carrier 17c of the tool unit 15c are on both sides of Tool rotation axis 16 two bending tools 80, 100 provided.
- Bending molds 81, 101 of the bending tools 80, 100 sit on one common bending axis 82.
- To the bending axis 82 is pivotable a pivot arm 88 on opposite sides of a Jaw 85 of the bending tool 80 and a jaw 105 of the bending tool 100 stores.
- the jaw 85 is in Direction of a double arrow 87 opposite the bending mold 81, the Jaw 105 in the direction of a double arrow 107 against the Bending form 101 movable.
- Pipe grooves 83, 86 on the bending mold 81 or the clamping jaw 85 and tube grooves 103, 106 on the bending mold 101 and the jaw 105 form workpiece holders, in where the tube 24
- FIG. 22 shows the tool unit 15c in an operating phase, in which the bending tool 80 is a bending functional position occupies.
- the pivot arm 88 By pivoting the pivot arm 88 with the jaw 85 and with simultaneous rotation of the bending mold 81 um the bending axis 82 can be on the pipe 24 a right bend produce.
- the bending tool 100 is in a bending functional position to convict.
- the bending tool is first used for this purpose 80 opened (Fig. 23).
- the bending tool 100 by methods of To close jaw 105.
- a corresponding bending functional position takes the bending tool 100 of FIG. 30.
- Opposite Fig. 29 the orientation of the tool unit 15c and changed the orientation of the pivot carrier 10th
- the tool unit 15c can also for workpiece handling, i. to take over from Tubes 24 and used for the transfer of processed pipes 24 become.
- the tool unit 15b can be according to the fig. 14 to 21 in addition to the function "Multi-Level Turning" use.
- tool units with both sides of the Tool axis arranged bending tools conceivable, wherein at least on one side of the tool axis of rotation more bending tools are arranged one above the other and so different Training tool levels. In this case, one and same tool unit Workpiece handling, multi-level turning and right-left bending.
- the functional orientation of the tubes 24 about the workpiece longitudinal direction 12 takes care of all machining operations a workpiece rotary drive with the means of computer control 18 rotatable collet 6.
- the individual described tool parts include the bending tools 20, 40, 60, 80, 100 all other common components such as Slide rails and / or wrinkle smoothers.
- the mandrel 8 of Pipe bending machine 1 becomes more common in workpiece machining Way used.
- a tool unit 15d is a multi-level lift unit trained and as such with two bending tools 40a, 60a in the form of stacked conventional Provided rotary bending tools. From the bending tools 40a, 60a are shown in FIGS. 31 to 34 for the sake of clarity only bending molds 41a, 61a shown. Pipe grooves 43a, 63a of Bending molds 41a, 61a have as well as a workpiece too machining tube 24a has a rectangular cross-section.
- a Tool carrier 17d is the tool unit 15d about the tool axis of rotation 16 rotatably hinged to the pivot carrier 10.
- This is rotatable about the pivot support axis 11 at the not shown machine body of the respective pipe bending machine stored.
- a motorized tool pivot drive can be the pivot support 10 to the pivot support axis 11 and the tool unit 15d about the tool axis of rotation 16 move.
- the tube 24 a is with its machine-side end in the Collet fixed the pipe bending machine.
- the collet is as usual rotatable by means of a workpiece rotary drive. With the rotation of the collet is connected to a rotational movement of the held by the collet pipe 24a about a vertical to the drawing plane of Figs. 31 to 34 extending workpiece axis of rotation 67. All movements are by the Programmable computer control of the tube bending machine controlled and are in the same way also in the case of Devices according to FIGS. 1 to 30 possible.
- FIG. 31 shows the overall arrangement in an operating state, in FIG which terminates a previous processing of the pipe 24a is and by means of the upper bending tool 40a of the tool unit 15d a second pipe machining is to be performed.
- the bending tool 40a is open and the bending mold 41a under coordinated pivoting movements of Tool carrier 17d to the tool axis of rotation 16 and the Swivel carrier 10 about the pivot carrier axis of rotation 11 close to the Tube 24a moved up.
- the reorientation of the tube 24a is on the computer control of Pipe bending machine with the reorientation of the pipe groove 43a Forcibly coupled, i. the reorientation of the tube 24a takes place to the same extent as the reorientation of the tube groove 43a.
- Fig. 34 shows the relationships that occur at Waiver of the according to Figs. 31 to 33 planned reorientation of the tube 24a would result. It's easy to see that the tube 24a without reorientation about the workpiece axis of rotation 67 in the pipe groove 43a of the bending mold 41a tilt would. The transfer of the tube 24a in its processing position in the tube groove 43a would be at least difficult. A corresponding complication would result from the shown rectangular shape deviating cross-sectional geometries too machining workpieces.
- the pipe 24a takes its machining position in the Pipe groove 43a.
- the tube groove 43a forms a workpiece support.
- the overall arrangement is in the state of readiness for processing.
- the pipe 24a and the pipe groove 43a are respectively with a desired orientation about the workpiece axis of rotation 67 arranged. Accordingly, the tube 24a is about the workpiece axis of rotation 67 aligned so that in the subsequent Pipe machining a bend with the desired course the bending plane results.
- a reorientation of the tube 24a in addition to that with the Reorientation of the pipe groove 43a positively coupled reorientation is basically necessary even if after editing of the tube 24a by means of one of the bending tools 40a, 60 a of the tool unit 15 d processing by means of each another bending tool 40a, 60a is to perform. This In any case, if the position of the bending plane of the preceding with the position of the bending plane of the subsequent bend matches.
- Reorientations of the type described can also be used be advisable from tooling units that are in their construction deviate from the tool unit 15d and, for example, the Tool units 15a according to FIGS. 2 to 13 and 15c according to the fig. 22 to 30 correspond.
- Workpiece bearings are included each of the tube grooves 23, 43, 63, 83, 103 of the bending forms 21, 41, 61, 81, 101 are formed.
- 60a of the tool unit 15d can be machined Take over workpieces in a workpiece receiving position or machined workpieces in a workpiece transfer position lay down.
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Abstract
Description
- Fig. 1
- den grundsätzlichen Aufbau einer in der Seitenansicht dargestellten Biegemaschine mit Maschinengrundkörper, Schwenkträger und Werkzeugeinheit,
- Fign. 2 bis 6
- stirnseitige Ansichten der Biegemaschine nach Fig. 1 mit einer ersten Werkzeugeinheit beim Aufnehmen eines zu bearbeitenden Werkstückes,
- Fig. 7
- eine Darstellung entsprechend Fig. 6, aber mit gegenüber Fig. 6 geänderter Ausrichtung von Werkzeugeinheit und Schwenkträger,
- Fign. 8 bis 13
- stirnseitige Ansichten der Biegemaschine nach den Fign. 1 bis 7 beim Ablegen eines bearbeiteten Werkstückes,
- Fign. 14 bis 20
- stirnseitige Ansichten der Biegemaschine nach Fig. 1 mit einer als Mehrniveaueinheit ausgebildeten zweiten Werkzeugeinheit beim Niveauwechsel,
- Fig. 21
- eine Darstellung entsprechend Fig. 20, aber mit gegenüber Fig. 20 geänderter Ausrichtung von Werkzeugeinheit und Schwenkträger,
- Fign. 22 bis 29
- stirnseitige Ansichten der Biegemaschine nach Fig. 1 mit einer als Zweirichtungseinheit ausgebildeten dritten Werkzeugeinheit beim Wechseln der Biegerichtung,
- Fig. 30
- eine Darstellung entsprechend Fig. 29, aber mit gegenüber Fig. 29 geänderter Ausrichtung von Werkzeugeinheit und Schwenkträger und
- Fign. 31 bis 34
- Darstellungen zu einzelnen Phasen der Bewegung einer weiteren Werkzeugeinheit gegenüber einem Werkstück.
Claims (9)
- Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren (24, 24a), mit einem Maschinengrundkörper (2), an welchem eine Halterung (6) für ein Werkstück sowie eine Werkzeugeinheit (15, 15a, 15b, 15c, 15d) mit wenigstens einem Biegewerkzeug (20; 40, 60; 80, 100; 40a, 60a) vorgesehen sind, wobei das Biegewerkzeug (20; 40, 60; 80, 100; 40a, 60a) unter Relativbewegung von Werkzeugteilen (21, 25; 41, 45; 61, 65; 81, 85; 101, 105) in Werkstückquerrichtung öffen- und schließbar ist und wenigstens eine Werkstückaufnahme (23, 26; 43, 46; 63, 66; 83, 86; 103, 106) ausbildet und wobei die Werkzeugeinheit (15, 15a, 15b, 15c, 15d) an einem Schwenkträger (10) relativ zu diesem bewegbar und der Schwenkträger (10) an dem Maschinengrundkörper (2) um eine in Werkstücklängsrichtung (12) verlaufende Schwenkträgerdrehachse (11) drehbar gelagert ist, dadurch gekennzeichnet, dass die Werkzeugeinheit (15, 15a, 15b, 15c, 15d) an dem Schwenkträger (10) um eine in Werkstücklängsrichtung (12) verlaufende Werkzeugdrehachse (16) drehbar gelagert ist und die Schwenkträgerdrehachse (11) und die Werkzeugdrehachse (16) sowie die Werkzeugdrehachse (16) und die Werkstückaufnahme (23, 26; 43, 46; 63, 66; 83, 86; 103, 106) gegeneinander versetzt angeordnet sind.
- Biegemaschine nach Anspruch 1, dadurch gekennzeichnet, dass der Schwenkträger (10) als Schwenkarm ausgebildet ist.
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Werkzeugeinheit (15b, 15d) eine Mehrzahl von Biegewerkzeugen (40, 60; 40a, 60a) umfasst, die als Werkzeugteile jeweils eine Biegeform (41, 61; 41a, 61a) sowie ein dieser zugeordnetes Druckelement (45, 65) aufweisen, wobei die Biegeformen (41, 61; 41a, 61a) verschiedener Biegewerkzeuge (40, 60; 40a, 60a) unter Definition unterschiedlicher Werkzeugebenen übereinander angeordnet sind und wobei unter Drehung der Werkzeugeinheit (15b, 15d) um die Werkzeugdrehachse (16) sowie unter Drehung des Schwenkträgers (10) um die Schwenkträgerdrehachse (11) wahlweise unterschiedliche Biegewerkzeuge (40, 60; 40a, 60a) in eine Biege-Funktionsstellung bewegbar sind.
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Werkzeugeinheit (15c) eine Mehrzahl von in Richtung der Drehung der Werkzeugeinheit (15c) um die Werkzeugdrehachse (16) aufeinander folgenden Biegewerkzeugen (80, 100) umfasst, wobei unter Drehung der Werkzeugeinheit (15c) um die Werkzeugdrehachse (16) sowie unter Drehung des Schwenkträgers (10) um die Schwenkträgerdrehachse (11) wahlweise unterschiedliche Biegewerkzeuge (80, 100) in eine Biege-Funktionsstellung bewegbar sind.
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Werkzeugeinheit (15c) eine Mehrzahl von Biegewerkzeugen (80, 100) umfasst, die als Werkzeugteile jeweils eine Biegeform (81, 101) sowie eine dieser zugeordnete Klemmbacke (85, 105) aufweisen, wobei die Biegeformen (81, 101) entlang einer in Werkstückquerrichtung verlaufenden Biegeachse (82) beidseits der Werkzeugdrehachse (16) angeordnet und zum Biegen eines Werkstückes die Biegeformen (81, 101) sowie die Klemmbacke oder Klemmbacken (85, 105) bei in der Werkstückaufnahme (83, 86; 103, 106) gehaltenem Werkstück um die Biegeachse (82) dreh- bzw. schwenkbar sind und wobei unter Drehung der Werkzeugeinheit (15c) um die Werkzeugdrehachse (16) sowie unter Drehung des Schwenkträgers (10) um die Schwenkträgerdrehachse (11) wahlweise beidseits der Werkzeugdrehachse (16) angeordnete Biegewerkzeuge (80, 100) in eine Biege-Funktionsstellung bewegbar sind.
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass unter Drehung der Werkzeugeinheit (15, 15a, 15b, 15c, 15d) um die Werkzeugdrehachse (16) sowie unter Drehung des Schwenkträgers (10) um die Schwenkträgerdrehachse (11) ein Biegewerkzeug (20; 40, 60; 80, 100; 40a, 60a) in eine Werkstückaufnahmeposition zur Übernahme eines zu bearbeitenden Werkstückes und/oder in eine Werkstückübergabeposition zur Übergabe eines bearbeiteten Werkstückes bewegbar ist.
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass ein Werkzeugschwenkantrieb zur Drehbewegung des Schwenkträgers (10) um die Schwenkträgerdrehachse (11) und/oder zur Drehbewegung der Werkzeugeinheit (15, 15a, 15b, 15c, 15d) mit wenigstens einem Biegewerkzeug (20; 40, 60; 80, 100; 40a, 60a) um die Werkzeugdrehachse (16), ein Werkstückdrehantrieb zur Drehbewegung des an der Halterung (6) festgelegten Werkstücks (24, 24a) um eine in Werkstücklängsrichtung verlaufende Werkstückdrehachse (67) sowie eine Antriebssteuerung zur Steuerung des Werkzeugschwenkantriebes sowie des Werkstückdrehantriebes vorgesehen sind, dass das in einer Bearbeitungsposition an einer zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) eines Biegewerkzeuges (20; 40, 60; 80, 100; 40a, 60a) angeordnete Werkstück (24, 24a) und die zugeordnete Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) bei Bearbeitungsbereitschaft um die Werkstückdrehachse (67) jeweils eine Sollorientierung aufweisen und dass unter Steuerung des Werkstückdrehantriebes sowie des Werkzeugschwenkantriebes durch die Antriebssteuerung das Werkstück (24, 24a) und die zugeordnete Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) bei der Bewegung der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) zur Anordnung des Werkstücks (24, 24a) in der Bearbeitungsposition an der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) und/oder bei der Bewegung der Werkstücklagerung (23; 43, 63; 83, 103, 43a, 63a) zur Entfernung des Werkstücks (24, 24a) aus der Bearbeitungsposition an der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) aufeinander abgestimmt gegenüber der jeweiligen Sollorientierung umorientierbar sind, wobei die Orientierung des Werkstücks (24, 24a) in demselben Maße änderbar ist wie die Orientierung der Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a).
- Biegemaschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mittels des Werkzeugschwenkantriebes sowie des Werkstückdrehantriebes die zugeordnete Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) gegenüber dem Werkstück (24, 24a) bei der Bewegung zur Anordnung des Werkstücks (24, 24a) in der Bearbeitungsposition an der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) und/oder bei der Bewegung zur Entfernung des Werkstücks (24, 24a) aus der Bearbeitungsposition an der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) in einer Bewegungsphase bewegbar ist, in welcher sich das Werkstück (24, 24a) und die zugeordnete Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) außer Kontakt befinden und in welcher der auf die Umorientierung der zugeordneten Werkstücklagerung (23; 43, 63; 83, 103; 43a, 63a) abgestimmten Umorientierung des Werkstücks (24, 24a) mittels des durch die Antriebssteuerung gesteuerten Werkstückdrehantriebes eine zusätzliche Umorientierung überlagerbar ist.
- Biegemaschine nach einem der vorhergehenden Ansprüche, gekennzeichnet durch eine Antriebssteuerung in Form einer programmierbaren Rechnersteuerung (18).
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EP20030005336 EP1350578B1 (de) | 2002-04-03 | 2003-03-12 | Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren |
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EP02007294 | 2002-04-03 | ||
EP02007294A EP1350577A1 (de) | 2002-04-03 | 2002-04-03 | Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren |
EP20030005336 EP1350578B1 (de) | 2002-04-03 | 2003-03-12 | Biegemaschine zum Biegen von stangen- und/oder von stabartigen Werkstücken, insbesondere von Rohren |
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EP1350578A1 true EP1350578A1 (de) | 2003-10-08 |
EP1350578B1 EP1350578B1 (de) | 2007-04-25 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2756891A1 (de) | 2013-01-21 | 2014-07-23 | WAFIOS Aktiengesellschaft | Vorrichtung zum Biegen strangförmiger Werkstücke |
WO2020099085A1 (de) | 2018-11-16 | 2020-05-22 | Wafios Aktiengesellschaft | Vorrichtung zum biegen stabförmiger werkstücke |
GB2559232B (en) * | 2016-11-25 | 2020-11-18 | Crippa Spa | Machine for bending a thread-like material such as a pipe by way of a system for simultaneously loading a pipe to be bent and unloading a bent pipe |
CN114713675A (zh) * | 2022-04-13 | 2022-07-08 | 湖北蓝华铝业有限公司 | 铝合金型材加工用自动弯折*** |
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DE3620151A1 (de) * | 1985-06-19 | 1987-02-26 | Asea Ab | Verfahren und robotereinrichtung zum biegen von stangenfoermigen materialien oder werkstuecken |
JPS62267021A (ja) * | 1986-05-15 | 1987-11-19 | Chuo Electric Mfg Co Ltd | 曲げ加工装置 |
US4945747A (en) * | 1989-05-11 | 1990-08-07 | Chuo Electric Manufacturing Co., Ltd. | Apparatus for bending elongated materials in any direction |
EP0446819A2 (de) * | 1990-03-13 | 1991-09-18 | Mewag Maschinenfabrik Ag | Rohrbiegemaschine |
EP0872292A2 (de) * | 1997-03-21 | 1998-10-21 | BLM S.p.A. | Maschine zum Biegen länglicher Teile, wie Rohre, Stangen oder Profile |
EP0934783A2 (de) * | 1998-02-03 | 1999-08-11 | Kabushiki Kaisha Opton | Biegevorrichtung sowie Verfahren zum Biegen |
JP2001212624A (ja) * | 2000-01-31 | 2001-08-07 | Opton Co Ltd | 曲げ加工装置 |
EP1291094A1 (de) * | 2001-10-02 | 2003-03-12 | FABBRICA MACCHINE CURVATUBI CRIPPA AGOSTINO S.p.A. | Vorrichtung und Verfahren zum Ziehbiegen |
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DE3620151A1 (de) * | 1985-06-19 | 1987-02-26 | Asea Ab | Verfahren und robotereinrichtung zum biegen von stangenfoermigen materialien oder werkstuecken |
JPS62267021A (ja) * | 1986-05-15 | 1987-11-19 | Chuo Electric Mfg Co Ltd | 曲げ加工装置 |
US4945747A (en) * | 1989-05-11 | 1990-08-07 | Chuo Electric Manufacturing Co., Ltd. | Apparatus for bending elongated materials in any direction |
EP0446819A2 (de) * | 1990-03-13 | 1991-09-18 | Mewag Maschinenfabrik Ag | Rohrbiegemaschine |
EP0872292A2 (de) * | 1997-03-21 | 1998-10-21 | BLM S.p.A. | Maschine zum Biegen länglicher Teile, wie Rohre, Stangen oder Profile |
EP0934783A2 (de) * | 1998-02-03 | 1999-08-11 | Kabushiki Kaisha Opton | Biegevorrichtung sowie Verfahren zum Biegen |
JP2001212624A (ja) * | 2000-01-31 | 2001-08-07 | Opton Co Ltd | 曲げ加工装置 |
EP1291094A1 (de) * | 2001-10-02 | 2003-03-12 | FABBRICA MACCHINE CURVATUBI CRIPPA AGOSTINO S.p.A. | Vorrichtung und Verfahren zum Ziehbiegen |
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PATENT ABSTRACTS OF JAPAN vol. 2000, no. 25 12 April 2001 (2001-04-12) * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2756891A1 (de) | 2013-01-21 | 2014-07-23 | WAFIOS Aktiengesellschaft | Vorrichtung zum Biegen strangförmiger Werkstücke |
DE102013200850A1 (de) | 2013-01-21 | 2014-07-24 | Wafios Aktiengesellschaft | Vorrichtung zum Biegen strangförmiger Werkstücke |
DE102013200850B4 (de) * | 2013-01-21 | 2015-01-22 | Wafios Aktiengesellschaft | Vorrichtung zum Biegen strangförmiger Werkstücke |
GB2559232B (en) * | 2016-11-25 | 2020-11-18 | Crippa Spa | Machine for bending a thread-like material such as a pipe by way of a system for simultaneously loading a pipe to be bent and unloading a bent pipe |
WO2020099085A1 (de) | 2018-11-16 | 2020-05-22 | Wafios Aktiengesellschaft | Vorrichtung zum biegen stabförmiger werkstücke |
CN114713675A (zh) * | 2022-04-13 | 2022-07-08 | 湖北蓝华铝业有限公司 | 铝合金型材加工用自动弯折*** |
CN114713675B (zh) * | 2022-04-13 | 2024-04-12 | 湖北蓝华铝业有限公司 | 铝合金型材加工用自动弯折*** |
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