WO2001012355A1 - Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau - Google Patents
Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau Download PDFInfo
- Publication number
- WO2001012355A1 WO2001012355A1 PCT/EP2000/004753 EP0004753W WO0112355A1 WO 2001012355 A1 WO2001012355 A1 WO 2001012355A1 EP 0004753 W EP0004753 W EP 0004753W WO 0112355 A1 WO0112355 A1 WO 0112355A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wedge
- spindle
- guided
- tappet
- electric motor
- Prior art date
Links
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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
- B21D39/021—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder for panels, e.g. vehicle doors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
- B25B5/08—Arrangements for positively actuating jaws using cams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
- B25B5/08—Arrangements for positively actuating jaws using cams
- B25B5/087—Arrangements for positively actuating jaws using cams actuated by a hydraulic or pneumatic piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/40—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by wedge means
Definitions
- the invention relates to a device for actuating a ram in a lifting or tensioning device, in particular for folding sheet metal in automobile construction, wherein a ram guided and drivable in a base frame with a folding bed lying thereon presses the sheet metal to be folded against fixed folding tools.
- the object of the invention is to dispense with hydraulic or pneumatic systems for generating and transmitting the necessary force.
- the tappet is supported with its side facing away from the tool on at least one wedge surface which is adjustable by an electric motor.
- a wedge having the wedge surface can be guided on the base frame and is adjustable by an electric motor.
- the wedge is preferably adjustable essentially orthogonally to the working direction of the ram.
- a spindle nut for a spindle guided therein and driven by an electric motor is arranged on the wedge. When the spindle rotates, the wedge is adjusted and the ram is raised or lowered. In a space-saving arrangement, the spindle nut is accommodated in a recess in the wedge.
- the recess is preferably a stepped bore, the portion of which with a larger diameter receives the spindle nut and the portion of which with a smaller diameter can move the end of the spindle.
- the spindle nut preferably has a ball screw thread.
- the spindle can be connected to an electric motor via a coupling.
- the electric motor is preferably converter-operated.
- a transmission can expediently be connected between the electric motor and the clutch.
- the spindle On the motor side, the spindle can be guided in an axial spherical roller bearing.
- the device which is preferably referred to as an electromechanical lifting unit, can be used, inter alia, in the fields of clamping technology, folding or flanging technology and also in special areas of conveyor technology.
- the invention is explained in more detail, for example, with the aid of the attached FIGS. 1 to 3. Show it:
- Fig. 1 shows schematically and partially a device for folding
- Fig. 2 shows another embodiment using two oppositely displaceable wedges (18, 19) in the lower one
- FIG. 3 shows the embodiment of FIG. 2 in the upper opinion of the wedge (19).
- the plunger 1 shows a plunger 1 which can be moved vertically up and down and which carries a folding bed 2 on the top side for the body panels to be folded. Fixed folding tools (not shown) are located above the folding bed 2.
- the plunger 1 is guided in a base frame 3 between sliding plates 4. Below the plunger 1 there is a horizontally adjustable wedge 5 which is guided on slide plates 6 arranged on the base frame 3.
- the plunger 1 is supported with a sliding block 8 on an inclined wedge surface 7 facing the plunger 1.
- a spindle nut 10 is inserted axially immovably and non-rotatably.
- the spindle nut 10 is formed in the illustrated embodiment as a ball screw thread.
- a spindle 11 is guided in the spindle nut 10, the free end of which can move into the section with the smaller diameter of the recess 9.
- the other end of the spindle 11 is guided in an axial spherical roller bearing 12 which is arranged in a bearing housing 13 connected to the base frame 3.
- a bearing housing 13 connected to the base frame 3.
- Coupling 14 the output of which is connected to the spindle 11 and the input of which is connected to the output shaft of a gear 15, which in turn can be driven by an inverter-controlled electric motor 16.
- the spindle 11 With the corresponding direction of rotation of the electric motor 16, the spindle 11 is set in rotation after the clutch 14 has been switched on. Via the implementation in the spindle nut 10, the wedge 5 moves in the horizontal direction and thereby moves the plunger 1 in the vertical direction.
- a left lower wedge 17 and a right lower wedge 18 with oppositely inclined wedge surfaces 7 can be moved in opposite directions with the aid of a common screw drive 20 with left and right hand threads.
- the screw drive 20 is driven by a common electric motor 16 via the coupling 14 and has bearings 23 and 24 at the end.
- the two wedges 17, 18 are moved towards one another simultaneously with the aid of the screw drive 20, the associated wedge surfaces 7 of the Slide wedges 17, 18 on the wedge surfaces 25 of the upper wedge 19 and thus lift the plunger 1.
- the wedges 17, 18 are moved apart again and the plunger 1 is thus lowered.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
- Transmission Devices (AREA)
- Press Drives And Press Lines (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002380448A CA2380448C (en) | 1999-08-13 | 2000-05-25 | Method for actuating a tappet in a lifting or clamping device, especially for folding sheet metals in car manufacture |
AT00936796T ATE224248T1 (de) | 1999-08-13 | 2000-05-25 | Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau |
US10/009,920 US6644089B1 (en) | 1999-08-13 | 2000-05-25 | Method for actuating a tappet in a lifting or clamping device, especially for folding sheet metals in car manufacture |
DE50000539T DE50000539D1 (de) | 1999-08-13 | 2000-05-25 | Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau |
EP00936796A EP1202827B1 (de) | 1999-08-13 | 2000-05-25 | Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19938366.9 | 1999-08-13 | ||
DE19938366 | 1999-08-13 | ||
DE19954441.7 | 1999-11-11 | ||
DE19954441A DE19954441A1 (de) | 1999-08-13 | 1999-11-11 | Vorrichtung zur Betätigung eines Stößels in einer Hub- oder Spannvorrichtung, insbesondere zum Falzen von Blechen im Automobilbau |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001012355A1 true WO2001012355A1 (de) | 2001-02-22 |
Family
ID=26054589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2000/004753 WO2001012355A1 (de) | 1999-08-13 | 2000-05-25 | Vorrichtung zur betätigung eines stössels in einer hub- oder spannvorrichtung, insbesondere zum falzen von blechen im automobilbau |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1202827B1 (de) |
AT (1) | ATE224248T1 (de) |
CA (1) | CA2380448C (de) |
CZ (1) | CZ295012B6 (de) |
ES (1) | ES2182806T3 (de) |
WO (1) | WO2001012355A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITTV20120210A1 (it) * | 2012-11-08 | 2014-05-09 | Almerino Canuto | Morsa modulare per la lavorazione di particolari grezzi, semi finiti e finiti |
TWI582558B (zh) * | 2015-12-30 | 2017-05-11 | 上銀科技股份有限公司 | 以反電動勢為監控依據的夾持裝置及控制方法 |
WO2019186241A1 (en) * | 2018-03-29 | 2019-10-03 | Bugatti Fonderie S.R.L. | Restraining device |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009059676B4 (de) * | 2009-12-19 | 2013-04-18 | Thyssenkrupp Drauz Nothelfer Gmbh | Verfahren und Vorrichtung zum Falzen von ein oder mehreren Blechen |
ES2387905B1 (es) * | 2012-08-06 | 2013-08-20 | Composites Aragón, S.L. | Molde para elementos de composite con espesor variable |
CN115095316A (zh) * | 2022-06-20 | 2022-09-23 | 山东道宽智能科技有限公司 | 一种基于5g融合技术防水矿用光纤钻孔应力传感器 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4515355A (en) * | 1982-06-21 | 1985-05-07 | The Warner & Swasey Company | Sheet metal workholder utilizing linear wedge action |
US4535689A (en) * | 1982-08-25 | 1985-08-20 | Putkowski Ladislao W | Press with wedge |
US5150508A (en) * | 1991-06-28 | 1992-09-29 | E. R. St. Denis & Sons, Limited | Hemming machine and method |
US5376988A (en) * | 1993-02-02 | 1994-12-27 | Canon Kabushiki Kaisha | Parallel-moving apparatus and lens moving device in an exposing apparatus using the same |
WO1997049128A1 (en) * | 1996-06-21 | 1997-12-24 | Advanced Systems Automation Limited | Wedge device for linear force amplification in a press |
DE19747291C1 (de) * | 1997-10-25 | 1999-01-21 | Thyssen Industrie | Vorrichtung zum Falzen von Blechen, insbesondere Karosserieblechen im Automobilbau |
-
2000
- 2000-05-25 WO PCT/EP2000/004753 patent/WO2001012355A1/de active IP Right Grant
- 2000-05-25 CA CA002380448A patent/CA2380448C/en not_active Expired - Fee Related
- 2000-05-25 CZ CZ20014691A patent/CZ295012B6/cs not_active IP Right Cessation
- 2000-05-25 ES ES00936796T patent/ES2182806T3/es not_active Expired - Lifetime
- 2000-05-25 AT AT00936796T patent/ATE224248T1/de not_active IP Right Cessation
- 2000-05-25 EP EP00936796A patent/EP1202827B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4515355A (en) * | 1982-06-21 | 1985-05-07 | The Warner & Swasey Company | Sheet metal workholder utilizing linear wedge action |
US4535689A (en) * | 1982-08-25 | 1985-08-20 | Putkowski Ladislao W | Press with wedge |
US5150508A (en) * | 1991-06-28 | 1992-09-29 | E. R. St. Denis & Sons, Limited | Hemming machine and method |
US5376988A (en) * | 1993-02-02 | 1994-12-27 | Canon Kabushiki Kaisha | Parallel-moving apparatus and lens moving device in an exposing apparatus using the same |
WO1997049128A1 (en) * | 1996-06-21 | 1997-12-24 | Advanced Systems Automation Limited | Wedge device for linear force amplification in a press |
DE19747291C1 (de) * | 1997-10-25 | 1999-01-21 | Thyssen Industrie | Vorrichtung zum Falzen von Blechen, insbesondere Karosserieblechen im Automobilbau |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITTV20120210A1 (it) * | 2012-11-08 | 2014-05-09 | Almerino Canuto | Morsa modulare per la lavorazione di particolari grezzi, semi finiti e finiti |
WO2014072092A1 (en) * | 2012-11-08 | 2014-05-15 | Almerino Canuto | Modular vise for working blanks and semifinished and finished parts |
TWI582558B (zh) * | 2015-12-30 | 2017-05-11 | 上銀科技股份有限公司 | 以反電動勢為監控依據的夾持裝置及控制方法 |
WO2019186241A1 (en) * | 2018-03-29 | 2019-10-03 | Bugatti Fonderie S.R.L. | Restraining device |
Also Published As
Publication number | Publication date |
---|---|
CZ20014691A3 (cs) | 2002-05-15 |
EP1202827A1 (de) | 2002-05-08 |
ATE224248T1 (de) | 2002-10-15 |
EP1202827B1 (de) | 2002-09-18 |
CA2380448C (en) | 2008-10-28 |
CA2380448A1 (en) | 2001-02-22 |
CZ295012B6 (cs) | 2005-05-18 |
ES2182806T3 (es) | 2003-03-16 |
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