EP1044086A1 - Schneideinrichtung zum langsteilen von materialbahnen mit losbarem messerkopf - Google Patents
Schneideinrichtung zum langsteilen von materialbahnen mit losbarem messerkopfInfo
- Publication number
- EP1044086A1 EP1044086A1 EP99955877A EP99955877A EP1044086A1 EP 1044086 A1 EP1044086 A1 EP 1044086A1 EP 99955877 A EP99955877 A EP 99955877A EP 99955877 A EP99955877 A EP 99955877A EP 1044086 A1 EP1044086 A1 EP 1044086A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- knife
- cutter head
- carrier body
- plug
- cutting
- 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
- 239000000463 material Substances 0.000 title claims abstract description 10
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
- B26D7/2621—Means for mounting the cutting member for circular cutters
-
- 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
- Y10T83/768—Rotatable disc tool pair or tool and carrier
- Y10T83/7747—With means to permit replacement of tool
-
- 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
- Y10T83/768—Rotatable disc tool pair or tool and carrier
- Y10T83/7809—Tool pair comprises rotatable tools
- Y10T83/7847—Tool element axially shiftable
-
- 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
- Y10T83/9457—Joint or connection
- Y10T83/9464—For rotary tool
Definitions
- knife holders For the longitudinal division of material webs, several knife holders are used which are attached to a knife bar and each essentially have a controllable lowering device on which a circular knife is rotatably mounted on a knife head.
- the individual knife holders are detachably attached to the knife bar, so that the desired cutting widths can be set by adjusting the mutual distance between adjacent knife holders.
- the circular knives wear out over time and must therefore be replaced from time to time in order to maintain the cutting quality.
- the circular knife attached to the cutter head via a ring nut can be removed from the cutter head after loosening the ring nut and replaced with a new circular knife.
- this work is time-consuming and is particularly difficult to carry out when cutting narrow webs of material, with very narrow cutting widths not requiring access to the ring nut, so that the knife holder as a whole has to be removed.
- the invention has for its object to provide a device for slitting material webs of the type mentioned above, which allows easy replacement of damaged or worn circular knives.
- a device for longitudinally dividing material webs which has a knife holder which can be connected to a knife bar and which essentially consists of a carrier body and a knife head which is adjustable with respect to the carrier body in vertical and horizontal directions and is provided with a circular knife is standing, and which has a plug connection provided with a lock for connecting the carrier body to the cutter head and / or the cutter bar, the plug-in direction of which runs in the plane of the circular knife.
- the solution according to the invention is also for a device for
- the plug-in connection is formed by a plug-in pin on one part and a corresponding receptacle for the plug-in pin on the other part and mutually associated form-fitting surfaces on both parts.
- the preferably cylindrical pin can be bought inexpensively as a prefabricated semi-finished product. Accordingly, the receptacle for the plug pin has only a correspondingly accurate bore.
- the locking is formed by a screw which braces the plug pin and the receptacle against one another.
- a screw which braces the plug pin and the receptacle against one another.
- the screw can be designed here, for example, as a hexagon socket screw, so that the lock can be actuated easily with a corresponding screwdriver.
- the mutually associated form-locking surfaces are formed by a cross bolt on the plug pin and a recess on the receptacle.
- the interlocking surfaces are formed by wedge surfaces assigned to one another.
- This configuration offers the advantage of relatively large, mutually contacting surface areas, so that the permissible surface pressures are not exceeded even with high contact forces.
- Another advantage of the design as wedge surfaces is that that the game is removed from this connector by the tension. This configuration can also be used in conjunction with the cross bolts described above.
- 1 is a front view of a knife bar with several knife holders
- FIG. 2 is a side view of a carrier, body of a knife holder
- Fig. 3 shows a modified embodiment of the connector.
- FIG. 1 shows a knife bar 1 of a device for longitudinally dividing material webs, on which four knife holders 2.1, 2.2, 2.3 and 2.4 are fastened.
- the knife holders 2 each have a carrier body 3, on which a knife head 4 with a freely rotatable circular knife 5, which can also be extended horizontally, is fastened and lowered in the vertical direction.
- the knife head 4 is covered by a hand guard so that only the lower cutting area of the circular knife 5 is visible.
- the circular knife 5 works against cutting rings 6 which are fastened on a knife shaft 7 at a distance from one another.
- the individual knife holders 2 can now be shifted against each other on the knife bar 1 in the horizontal direction and fixed to one another at predeterminable distances.
- four parallel and spaced-apart guide strips 8.1, 8.2, 8.3 and 8.4 are provided on the cutter bar 1, on which the carrier bodies 3 of the cutter holders 2 are each mounted displaceably and fixably via an adapter slide 10 (FIG. 2).
- Each adapter slide 10 is equipped with a guide trolley 9.1 and 9.2 provided in such a way that the adapter slide 10 of adjacent knife holder, for example the knife holder 2.1 alternately on an upper pair of guide rails 8.1 and 8.3 and the adapter slide 10 of the knife holder 2.2 is guided on a lower pair of guide rails 8.2 and 8.4.
- lever arm formed by the guide strips 8.1, 8.2, 8.3 and 8.4 with the associated parts of the adapter slide 10 for receiving the cutting forces acting transversely to the cutting plane of the circular knife 5 (arrow S) is correspondingly enlarged and the overall arrangement is correspondingly stiffer, so that defects in cut quality can be avoided.
- Width of the carrier body 3 of the knife holder 2 this arrangement makes it possible, as shown for the knife holder 2.3 and 2.4, to position both knife holders close to one another, since the adapter carriages 10 each have ends of the carrier bodies 3 which project beyond the width of the carrier bodies 3
- Guide carriage 9 can "drive under" the carrier body 3 of the adjacent knife holder 2.
- the carrier body 3 is provided with an adjusting element 11, which is guided vertically in the carrier body 3 and is known with a pneumatic actuator not shown here. ter design for the downward movement and a return spring for the upward movement after depressurization of the actuator is connected.
- the cutter head 4 is connected to the actuating element 11 via a plug connection 12 provided with a lock.
- the plug connection 12 consists of a plug pin 13 with a cylindrical cross section, which is inserted into a corresponding bore in the actuating element 11 and is fixed on the actuating element 11 via a bolt 14.
- the cutter head 4 has a shoulder which serves as a receptacle 15 for the free end of the plug pin 13 and which is provided with a corresponding fitting bore 16.
- the free length of the pin 13 is somewhat shorter than the length of the fitting bore 16 and is provided with an axial threaded bore 17.
- a hexagon socket screw 18 can be screwed into the threaded bore 17 as a lock, through which the cutter head 4 with its receptacle 15 can be clamped against the plug pin 13 in the axial direction.
- a cross bolt 19 is arranged on the plug pin 13 in the area of the facing surfaces of the actuating element 11 and the receptacle 15, to which a corresponding semi-cylindrical recess 19.1 on the receptacle 15 is assigned. If the cutter head 4 is clamped by means of the screw 18 serving as a lock, the semi-cylindrical recess 19.1 on the receptacle 15 is pressed against the cylindrical outer surface of the cross bolt 19, the surfaces of the semi-cylindrical recess 19.1 and cross bolt 19 touching one another here being associated with form-fitting surfaces assigned to one another form.
- the screw 18 serving as a lock is loosened. Even if the individual knife holders 2 lie close together, as shown in FIG. 1, a knife head 4 can be pulled forward in the direction of arrow 21.
- an undercut recess 23 is provided on the forward-facing end face 22 of the cutter head 4, into which a hook-shaped extraction tool can be inserted.
- a knife holder 2 designed in this way can now be detachably connected to the knife bar 1 in the usual way via a prismatic clamping rail on the knife bar 1 and a corresponding clamping part on the carrier body 3.
- a correspondingly designed plug connection 24 is also provided for the connection between the carrier body 3 and the adapter slide 10.
- This plug connection is constructed in the same way as the previously described plug connection between the actuating element 11 and the cutter head 4.
- the adapter slide 10 With the adapter slide 10 there is a plug pin 13.1 via a cross pin 14.1, which protrudes freely upwards over part of the length of the adapter slide 10.
- the carrier body 3 is provided with a corresponding receptacle 15.1, which in turn has a fitting bore 16.1, so that the carrier body 3 can be plugged onto the free end of the plug pin 13.1.
- a screw 18.1 screwed into an internal thread 17.1 serves as a lock.
- the form-fitting surfaces are in turn provided by a cylindrical cross bolt 19.2, against which the receptacle 15.1 bears with a cylindrical surface 19.3 in the form-fitting manner. With this locking too, the screw 18.1 is first loosened to loosen the entire knife holder 2. After that, the knife holder 2 can be pulled off upwards.
- FIG. 3 shows another embodiment for the attachment of the plug pin, for example on the actuating element 11.
- a pin 13 is used, which is provided at both ends with an axial internal thread 17 and 26.
- the plug pin is also provided in the central region with a cross bolt 19.
- the plug pin 13 is inserted into a corresponding fitting bore 25 on the actuating element 11 and is firmly clamped to the actuating element 11 against the transverse bolt 19 by means of a fastening screw 27, corresponding semi-cylindrical contact surfaces on the actuating element 11 also being provided here.
- the cutter head 4 (only indicated here) is then - as described with reference to FIG. 2 - plugged onto the free end of the plug pin 13 and clamped in the manner described above.
- the design also allows the cutter head 4 to be removed if, instead of the screw 18, the fastening screw 27 is loosened. So there is access from both sides.
- the form-fitting surface can be formed between the two parts to be connected to one another by the plug-in connection, instead of by the transverse bolt 19 via the mutually directed surfaces of the two parts become. It is possible, for example, in the embodiment according to FIG.
- Knife head 4 to provide a larger dimensioned recess in the region of the transverse bolt and to form the facing surfaces 28 and 29 as wedge surfaces, so that when the two parts are braced against each other via the Screw 18, the surfaces 28 and 29 are not only pressed against each other, but are also moved against each other within a possible game so that the game between the free end of the pin and the associated hole in the receptacle 15 is eliminated.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Details Of Cutting Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19850043A DE19850043A1 (de) | 1998-10-30 | 1998-10-30 | Schneideinrichtung zum Längsteilen von Materialbahnen mit lösbarem Messerkopf |
DE19850043 | 1998-10-30 | ||
PCT/EP1999/008045 WO2000025994A1 (de) | 1998-10-30 | 1999-10-23 | Schneideinrichtung zum längsteilen von materialbahnen mit lösbarem messerkopf |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1044086A1 true EP1044086A1 (de) | 2000-10-18 |
EP1044086B1 EP1044086B1 (de) | 2003-06-25 |
Family
ID=7886143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99955877A Expired - Lifetime EP1044086B1 (de) | 1998-10-30 | 1999-10-23 | Schneideinrichtung zum langsteilen von materialbahnen mit losbarem messerkopf |
Country Status (4)
Country | Link |
---|---|
US (1) | US6474208B1 (de) |
EP (1) | EP1044086B1 (de) |
DE (2) | DE19850043A1 (de) |
WO (1) | WO2000025994A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20008600U1 (de) * | 2000-05-15 | 2000-08-03 | Wilhelm Bilstein KG Spezialfabrik für Rundmesser und Plattenventile, 51491 Overath | Schneideinrichtung zum Längsteilen von Materialbahnen mit lösbaren und voreinstellbaren Messerköpfen |
DE10111112B4 (de) * | 2001-03-08 | 2005-12-22 | Vaw Aluminium Ag | Untermesserwelle für eine Rollenschneidmaschine |
CN111775191A (zh) * | 2020-06-04 | 2020-10-16 | 贵州佐力机械科技有限公司 | 一种液压截断机组合刀和刀架机构 |
CN112109123A (zh) * | 2020-08-31 | 2020-12-22 | 李志华 | 一种工业用传送带的切割装置及使用方法 |
CN114986613B (zh) * | 2022-06-16 | 2024-02-09 | 大连洋尔特服装有限公司 | 一种服装多规格异形孔冲压结构及其使用方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE182115C (de) * | ||||
US3186282A (en) * | 1962-08-16 | 1965-06-01 | Dominion Eng Works Ltd | Slitter for paper winder or rewinder |
US3185010A (en) * | 1963-06-03 | 1965-05-25 | Diamond Int Corp | Slitting mechanism for endless web material |
US3651728A (en) * | 1970-04-28 | 1972-03-28 | Dusenbery Co John | Cutting knife for slitting metal foil |
US4092886A (en) * | 1977-06-13 | 1978-06-06 | The Black Clawson Company | Method and apparatus for slitting a continuous web of material |
US4438673A (en) * | 1981-09-14 | 1984-03-27 | Appleton Papers, Inc. | Slitter mounting bracket |
US5058475A (en) * | 1989-01-03 | 1991-10-22 | Tidland Corporation | Cant angle adjustment for a web slitting machine |
JP2993688B2 (ja) * | 1989-01-03 | 1999-12-20 | ティッドランド コーポレーション | ウェブスリッタ |
DE4012321C2 (de) * | 1990-04-18 | 1994-11-24 | Reifenhaeuser Masch | Einrichtung zum Längstrennen einer Kunststoffbahn |
JP3270867B2 (ja) * | 1992-03-23 | 2002-04-02 | エリオ・カバーニャ・ソシエタ・ア・レスポンサビリタ・リミタータ | 条片状の材料切断用の切断装置 |
US5373766A (en) | 1992-05-06 | 1994-12-20 | Monarch Machine Tool Co., Stamco Division | Slitter knife holder |
DE29810785U1 (de) * | 1998-06-16 | 1998-08-13 | Wilhelm Bilstein KG Spezialfabrik für Rundmesser und Plattenventile, 51491 Overath | Schneideinrichtung zum Längsteilen von Materialbahnen mit Adapterschlitten |
-
1998
- 1998-10-30 DE DE19850043A patent/DE19850043A1/de not_active Withdrawn
-
1999
- 1999-10-23 DE DE59906094T patent/DE59906094D1/de not_active Expired - Fee Related
- 1999-10-23 WO PCT/EP1999/008045 patent/WO2000025994A1/de active IP Right Grant
- 1999-10-23 EP EP99955877A patent/EP1044086B1/de not_active Expired - Lifetime
- 1999-10-23 US US09/582,712 patent/US6474208B1/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO0025994A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2000025994A1 (de) | 2000-05-11 |
EP1044086B1 (de) | 2003-06-25 |
DE19850043A1 (de) | 2000-05-04 |
DE59906094D1 (de) | 2003-07-31 |
US6474208B1 (en) | 2002-11-05 |
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