DE2166221C3 - Shear press - Google Patents
Shear pressInfo
- Publication number
- DE2166221C3 DE2166221C3 DE2166221*A DE2166221A DE2166221C3 DE 2166221 C3 DE2166221 C3 DE 2166221C3 DE 2166221 A DE2166221 A DE 2166221A DE 2166221 C3 DE2166221 C3 DE 2166221C3
- Authority
- DE
- Germany
- Prior art keywords
- punch
- break
- press
- shear
- starting material
- 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
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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/16—Shoulder or burr prevention, e.g. fine-blanking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/202—With product handling means
- Y10T83/2092—Means to move, guide, or permit free fall or flight of product
- Y10T83/2096—Means to move product out of contact with tool
- Y10T83/2122—By ejector within a hollow cutter
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/202—With product handling means
- Y10T83/2092—Means to move, guide, or permit free fall or flight of product
- Y10T83/2096—Means to move product out of contact with tool
- Y10T83/2135—Moving stripper timed with tool stroke
- Y10T83/215—Carried by moving tool element or its support
- Y10T83/2153—Fluid pressure actuated stripper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/566—Interrelated tool actuating means and means to actuate work immobilizer
- Y10T83/5669—Work clamp
- Y10T83/5787—Clamp driven by yieldable means
- Y10T83/5805—Fluid pressure yieldable drive means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/869—Means to drive or to guide tool
- Y10T83/8821—With simple rectilinear reciprocating motion only
- Y10T83/8835—And means to move cooperating cutting member
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/929—Tool or tool with support
- Y10T83/9411—Cutting couple type
- Y10T83/9423—Punching tool
- Y10T83/9425—Tool pair
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Accessories And Tools For Shearing Machines (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Claims (1)
Der Erfindung liegt die Aufgabe zugrunde, eineIn shear presses of this type, it is customary to support the break-off punch in the upper part of the press by means of hydraulic fluid which is used to actuate it (German patent 371 004).
The invention is based on the object of a
Als elastisches Material kann Gummi verwendet werden oder ein anderer geeigneter Werkstoff, wie z. B. Stahl in Form einer Feder.This object is achieved according to the invention in that the break-off punch is fitted or supported in the upper part of the press by means of elastic material.
Rubber can be used as the elastic material or another suitable material, such as, for. B. Steel in the form of a spring.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4646470 | 1970-05-29 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2166221A1 DE2166221A1 (en) | 1973-05-10 |
DE2166221B2 DE2166221B2 (en) | 1974-05-30 |
DE2166221C3 true DE2166221C3 (en) | 1975-03-27 |
Family
ID=12747873
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712127495 Pending DE2127495A1 (en) | 1970-05-29 | 1971-05-28 | Shear press with opposite shear jaws |
DE2166221*A Expired DE2166221C3 (en) | 1970-05-29 | 1971-05-28 | Shear press |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712127495 Pending DE2127495A1 (en) | 1970-05-29 | 1971-05-28 | Shear press with opposite shear jaws |
Country Status (8)
Country | Link |
---|---|
US (1) | US3739669A (en) |
BE (1) | BE767675A (en) |
CH (1) | CH538339A (en) |
DE (2) | DE2127495A1 (en) |
FR (1) | FR2096767B1 (en) |
GB (1) | GB1359214A (en) |
NL (1) | NL164768C (en) |
SE (1) | SE386385B (en) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT972789B (en) * | 1972-12-22 | 1974-05-31 | Ibm Spa | PROCESS AND DEVICES FOR SHEARING WITHOUT BAVE |
AU571538B2 (en) * | 1983-06-28 | 1988-04-21 | Repco Ltd. | Hydraulic press |
HU194077B (en) * | 1984-03-27 | 1988-01-28 | Elektroakusztikai Gyar | Die for simultaneous fine shearing internal and external outlines |
US4866976A (en) * | 1985-12-13 | 1989-09-19 | Aatec Assembling-Automations Technik Gmbh | Apparatus for the metal working of components |
US4774865A (en) * | 1987-09-22 | 1988-10-04 | Wallis Bernard J | Die stamping system |
US4934230A (en) * | 1988-08-24 | 1990-06-19 | Wallis Bernard J | Die stamping system |
DE3931320C1 (en) * | 1989-09-20 | 1991-08-08 | Feintool International Holding, Lyss, Ch | |
FR2659035A1 (en) * | 1990-03-01 | 1991-09-06 | A2C Groupe Pratic Ademva | Method of cutting metal workpieces and means for implementing it |
JP2917615B2 (en) * | 1991-06-20 | 1999-07-12 | 富士電機株式会社 | Press equipment using piezoelectric actuator |
US5177843A (en) * | 1991-12-16 | 1993-01-12 | Amada Company, Ltd. | Turret punch press |
JP3320478B2 (en) * | 1993-02-23 | 2002-09-03 | 住友スリーエム株式会社 | Manufacturing method of laminated product having viscoelastic body and vibration damping material |
FI100648B (en) * | 1995-12-14 | 1998-01-30 | Balaxman Oy | punching |
FR2751570B1 (en) * | 1996-07-25 | 1998-09-04 | Lorraine Laminage | METHOD OF CUTTING A WORKPIECE INTO A SHEET OF SHEET |
FR2751571B1 (en) * | 1996-07-25 | 1999-10-22 | Lorraine Laminage | METHOD OF CUTTING A WORKPIECE INTO A SHEET OF SHEET |
DE19738635C2 (en) * | 1997-09-04 | 2002-09-26 | Feintool Internat Holding Ag L | Process for the production of exact cut surfaces |
US6041639A (en) * | 1999-02-09 | 2000-03-28 | The Boeing Company | Method and apparatus for stretch-forming and shearing sheet metal |
US6401510B1 (en) | 1999-04-07 | 2002-06-11 | 3M Innovative Properties Company | Method for stamping a part from a multi-layered strip |
FR2803781B1 (en) * | 2000-01-18 | 2002-03-08 | Emt 74 | PRESS CUTTING METHOD AND DEVICE |
DE10030882A1 (en) * | 2000-06-23 | 2002-01-03 | Prometall Werkzeugbau Gmbh | Precision cutting process for forging tools involves supporting punch strip in first step against fixed surface by holding-down device |
JP2004167547A (en) * | 2002-11-20 | 2004-06-17 | Nakamura Mfg Co Ltd | Method for shearing sheet |
JP4899864B2 (en) * | 2004-04-09 | 2012-03-21 | トヨタ紡織株式会社 | Shearing device |
US7464575B2 (en) * | 2004-10-13 | 2008-12-16 | Nakamura Seisakusho Kabushikigaisha | Shearing method for thin plate |
PT2042249E (en) | 2007-09-26 | 2010-06-07 | Feintool Ip Ag | Method and device for manufacturing stamping parts with a largely smooth cutting plane and larger functional area |
ATE515336T1 (en) * | 2008-10-20 | 2011-07-15 | Trumpf Werkzeugmaschinen Gmbh | MACHINE TOOLS AND METHOD FOR EXHAUSTING A PART OF A WORKPIECE |
CN103658314A (en) * | 2012-09-18 | 2014-03-26 | 上海强精金属制品有限公司 | Burr-free punching mold system |
CN103481328B (en) * | 2013-09-17 | 2016-02-03 | 四川辉达管业科技有限公司 | Line box perforating press |
DE102014100645B4 (en) * | 2014-01-21 | 2018-11-22 | Thyssenkrupp Ag | Shear cutting tool and method |
ES2665767T3 (en) * | 2015-07-06 | 2018-04-27 | Feintool International Holding Ag | Equipment and procedure for removing / ejecting an internally formed stamping / part reticle and ejection of a cut piece in a precision cutting press |
CN105921594B (en) * | 2016-05-17 | 2018-03-27 | 中机精冲科技(福建)有限公司 | A kind of big thickness of small scrap (bridge) bright and clean fine blanking die of optimization design |
DE102019129787A1 (en) * | 2019-11-05 | 2021-05-06 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Tool and method for processing plate-shaped workpieces, in particular sheet metal |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1169404B (en) * | 1959-09-02 | 1964-05-06 | Kienzle Apparate Gmbh | Tool for punching sheet metal |
US3119292A (en) * | 1960-03-03 | 1964-01-28 | Almatic A G | Hydraulically controlled punch press |
CH475805A (en) * | 1967-06-05 | 1969-07-31 | Feintool Ag | Fine cut punching tool |
CH531377A (en) * | 1968-04-11 | 1972-12-15 | Kondo Kazuyoshi | Cutting method and cutting tool for carrying out the same |
US3564959A (en) * | 1968-11-29 | 1971-02-23 | Aida Tekkosho Kk | Fine blanking press |
DE1930398C3 (en) * | 1969-06-14 | 1974-06-06 | Maschinenfabrik Lorenz Ag, 7505 Ettlingen | Fine-cut press |
-
1971
- 1971-05-17 US US00144082A patent/US3739669A/en not_active Expired - Lifetime
- 1971-05-26 SE SE7106812A patent/SE386385B/en unknown
- 1971-05-26 BE BE767675A patent/BE767675A/en not_active IP Right Cessation
- 1971-05-28 DE DE19712127495 patent/DE2127495A1/en active Pending
- 1971-05-28 DE DE2166221*A patent/DE2166221C3/en not_active Expired
- 1971-05-28 GB GB1788871A patent/GB1359214A/en not_active Expired
- 1971-05-28 CH CH786771A patent/CH538339A/en not_active IP Right Cessation
- 1971-05-28 FR FR7119590A patent/FR2096767B1/fr not_active Expired
- 1971-06-01 NL NL7107465.A patent/NL164768C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BE767675A (en) | 1971-10-18 |
US3739669A (en) | 1973-06-19 |
DE2127495A1 (en) | 1971-12-09 |
CH538339A (en) | 1973-06-30 |
NL164768B (en) | 1980-09-15 |
SE386385B (en) | 1976-08-09 |
NL164768C (en) | 1981-02-16 |
GB1359214A (en) | 1974-07-10 |
FR2096767A1 (en) | 1972-02-25 |
FR2096767B1 (en) | 1974-04-05 |
DE2166221A1 (en) | 1973-05-10 |
DE2166221B2 (en) | 1974-05-30 |
NL7107465A (en) | 1971-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 |