DE2317832B2 - PRESS BRAKE AND THE LIKE - Google Patents
PRESS BRAKE AND THE LIKEInfo
- Publication number
- DE2317832B2 DE2317832B2 DE19732317832 DE2317832A DE2317832B2 DE 2317832 B2 DE2317832 B2 DE 2317832B2 DE 19732317832 DE19732317832 DE 19732317832 DE 2317832 A DE2317832 A DE 2317832A DE 2317832 B2 DE2317832 B2 DE 2317832B2
- Authority
- DE
- Germany
- Prior art keywords
- cylinder
- press brake
- pressure cylinder
- tension belt
- tension
- 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
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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0272—Deflection compensating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/007—Means for maintaining the press table, the press platen or the press ram against tilting or deflection
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Description
dargestellten Abkantpresse bezeichnet Diese ist anPress brake shown This is on
seitlichen Ständern 2a und 2b, die auch die Säulenführung für die nicht dargestellte Preßwange darstellen, bei 40 3a und 3b gelenkig eingehängt. An der Unterwange 1 istlateral uprights 2a and 2b, which also represent the column guide for the press cheek, not shown, hinged at 40 3a and 3b . There is 1 on the lower cheek
wenigstens zwei Säulen geführten Unter- und Oberwan- Unterwange 1 gelenkig verbunden, und zwar über einat least two columns guided lower and upper wall lower beam 1 articulated, via a
ge, mit einem an der der Arbeitsseite gegenüberliegen- Gelenk 6. Der Kolben 5a des Druckzylinders 5 ist überge, with a joint 6 on the opposite side of the working side. The piston 5a of the pressure cylinder 5 is over
den Seite angreifenden Zuggurt, der mittels Lagerzap- 45 die Kolbenstange 5b über Gelenke 15 und 16 mit einemthe side engaging tension belt, which by means of bearing pin 45, the piston rod 5b via joints 15 and 16 with a
fen gelenkig mit den Enden der Biegewange und mittig Kolbenstangenfuß 17 verbunden und andererseits mitfen articulated with the ends of the bending beam and centrally connected piston rod foot 17 and on the other hand with
mit einem Druckmittelzylinder verbunden ist, wobei der Lagerzapfen 18 und 19 in an der Unterwange 1is connected to a pressure cylinder, the bearing pin 18 and 19 in on the lower beam 1
an dem Zuggurt abgestützte Druckmittelzylinder bei eingelassenen Schlitzen 20 und 21, die RasthöhlungenPressure cylinder supported on the tension belt with recessed slots 20 and 21, the locking cavities
ansteigender Preßkraft eine Druckkraft auf die Mitte 20a bis 20c und 21a bis 21c aufweisen, verschiebbarincreasing pressing force have a compressive force on the middle 20a to 20c and 21a to 21c, displaceable
der Biegewande, senkrecht zu dieser ausübt 50 gelagertthe bending wall, perpendicular to this exercise 50 mounted
angeordneter Druckzylinder offenbart. Durch diese 21c wird der Winkel α sowie die Hebelarme a und damitarranged printing cylinder disclosed. Through this 21c, the angle α and the lever arms a and thus
(z. B. beim Prägen) nicht erreichbar, weil nur quantitati- Verstellung der Zuggurte 13 und 14 wird unterstützt(e.g. when embossing) cannot be achieved because only quantitative adjustment of the tension straps 13 and 14 is supported
ve proportionale aber nicht qualitative Änderungen der durch pneumatische Stellglieder 22 und 23. Zurve proportional but not qualitative changes of the pneumatic actuators 22 and 23. To
spezielle Anpassung der Biegelinie an verschiedene Gelenkzapfen 18 und 19 aus der Raststellung 20b undspecial adaptation of the bending line to different pivot pins 18 and 19 from the locking position 20b and
die Lagerzapfen des Zuggurtes in wenigstens zwei an 22 und 23 in die gewünschte Lage gebracht Darauf wirdthe bearing pin of the tension belt in at least two at 22 and 23 is brought into the desired position on it
jedem Ende der Wange konzentrisch um die Gelenk- das Drucköl aus dem Arbeitsraum 5c/abgelassen, so daßeach end of the cheek concentrically around the joint- drained the pressure oil from the working space 5c / so that
sich der Kolbenfuß 17 mit den Lagern 15 und 16 senkt und die Gelenkzapfen 18 und 19 in die andere Rasthöhlung eintauchen.the piston foot 17 with the bearings 15 and 16 lowers and the pivot pins 18 and 19 in the other Immerse the rest cavity.
Eine zusätzliche Einstellung kann man dadurch erreichen, daß der Zuggurt bzw. die Zugstangen mit je einem Spannschloß 11,1? versehen sind.An additional setting can be achieved in that the tension belt or the tie rods with each a turnbuckle 11.1? are provided.
Fig. 2 zeigt eine andere mögliche Gelenkverbindung der Zuggurte 25 und 26 sowie der Kolbenstange 27 über Gelenke 28 bis 30 mit einer Gelenkplatte 31.Fig. 2 shows another possible articulated connection of the tension belts 25 and 26 and the piston rod 27 via Joints 28 to 30 with a joint plate 31.
Claims (4)
Differentialzylinder ausgebildet ist, mit einer größe- Zur Verstellung in die verschiedenen Raststellungen ren Kolbenfläche (5c; und einer kleineren Kolbenflä- sind in Ausgestaltung dieser Einrichtung z. B. pneumatiche (5c/;, die entweder einzeln oder zusammen sehe Zylinder und Ausgleichsglieder wie in Differentialbeaufschlagbar sind. zylinder mit etwas größerem Hub vorgesehen. 2. Press brake, in particular according to claim 1, wherein an adjustment of the bending line to different, characterized in that the pressure cylinder can be reached in a simple manner as 20 lengths of material
Differential cylinder is designed with a large piston surface (5c; and a smaller piston surface) in the embodiment of this device, e.g. Cylinders with a somewhat larger stroke can be acted upon by differentials.
glieder wie ein Differentialzylinder mit etwas Die Erfindung ist in der Zeichnung anhand eines größerem Hub (5) oder Spannschlösser (11 und 12) 30 Ausführungsbeispieles näher erläutert und wird wie vorgesehen sind. folgt beschrieben. Es zeigt3. Press brake according to claim 1 or An 25 Another or an additional setting claim 1 and 2, characterized in that you can in a further embodiment of this invention adjustment in the various locking positions z. B. can be achieved in that the tension belt or the pneumatic cylinder (22 and 23) and compensating tie rods are each provided with a turnbuckle,
members like a differential cylinder with something. The invention is explained in more detail in the drawing using a larger stroke (5) or turnbuckles (11 and 12) 30 exemplary embodiment and is as provided. is described below. It shows
zeichnet, daß der Zuggurt bzw. die Zugstangen F i g. 2 eine abgewandelte Einzelheit bei der Ausfüh- (7a/7b und 13/14) mit einem Spannschloß (U und 12) 35 rung nach F i g. 1.4. Press brake according to claim 1 and at least F i g. 1 an arrangement according to the invention that can be adjusted with regard to the bulging character of one of the following claims,
draws that the tension chord or the tie rods F i g. 2 shows a modified detail in the execution (7a / 7b and 13/14) with a turnbuckle (U and 12) 35 tion according to FIG. 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2317832A DE2317832C3 (en) | 1973-04-09 | 1973-04-09 | Press brake and the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2317832A DE2317832C3 (en) | 1973-04-09 | 1973-04-09 | Press brake and the like |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2317832A1 DE2317832A1 (en) | 1974-10-17 |
DE2317832B2 true DE2317832B2 (en) | 1977-07-21 |
DE2317832C3 DE2317832C3 (en) | 1978-03-02 |
Family
ID=5877523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2317832A Expired DE2317832C3 (en) | 1973-04-09 | 1973-04-09 | Press brake and the like |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE2317832C3 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2782942B1 (en) * | 1998-09-09 | 2000-12-01 | Amada Europ Sa | ACTIVE LOWER APRON BENDING PRESS |
FR2797407B1 (en) * | 1999-08-09 | 2001-11-02 | Amada Europ Sa | LOWER APRON PRESS WITH SLOTS |
FR2942983B1 (en) * | 2009-03-13 | 2011-04-08 | Amada Europ | PRESS BRAKE FOR FOLDING SHEETS |
WO2011070231A1 (en) * | 2009-12-11 | 2011-06-16 | Aliko Automation Oy | Press brake |
-
1973
- 1973-04-09 DE DE2317832A patent/DE2317832C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2317832A1 (en) | 1974-10-17 |
DE2317832C3 (en) | 1978-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
8339 | Ceased/non-payment of the annual fee |