WO1998015458A1 - Kabelbindewerkzeug - Google Patents
Kabelbindewerkzeug Download PDFInfo
- Publication number
- WO1998015458A1 WO1998015458A1 PCT/EP1997/005546 EP9705546W WO9815458A1 WO 1998015458 A1 WO1998015458 A1 WO 1998015458A1 EP 9705546 W EP9705546 W EP 9705546W WO 9815458 A1 WO9815458 A1 WO 9815458A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- belt
- tensioning roller
- support rollers
- force
- tool according
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B13/00—Bundling articles
- B65B13/02—Applying and securing binding material around articles or groups of articles, e.g. using strings, wires, strips, bands or tapes
- B65B13/025—Hand-held tools
- B65B13/027—Hand-held tools for applying straps having preformed connecting means, e.g. cable ties
Definitions
- the invention relates to a tool for tying a band around an object, in particular around a cable harness, which contains a tensioning device for the tough-elastic, rigid band.
- the tensioning device comprises a toothed tensioning roller and a roller abutment supporting the band on the side opposite the tensioning roller.
- the tensioning roller is constantly driven during the tensioning process and continues to rotate even when the tape stops and is cut off when a predetermined tape tension is reached.
- the force exerted on it by the tensioning roller diminishes, so that there can be a slight backward movement of the belt, which in some cases is sufficient to achieve a clean and tight cut of the projecting end of the belt to complicate.
- Belt tensioning tools are also known (EP-A-371 290, US-A-4 610 067), in which the limit tension to be achieved is set by means of a slip clutch on the tensioning roller. With this type of tool, it must be ensured that the belt does not slip against the tensioning roller, because otherwise the desired belt tension cannot be achieved.
- a plurality of support rollers are provided which press the tape against the circumference of the tensioning roller. Since it is complex to provide a special slip clutch, the present invention is based on the previously explained prior art, in which it is provided that the slipping takes place between the belt and the tensioning roller when the desired belt tension is reached.
- the object of the invention is to improve the reproducibility of the belt tension and to prevent its weakening during the tensioning process in such a tool, as mentioned in the preamble of claim 1.
- the solution according to the invention consists in the features of claim 1 and preferably those of the subclaims.
- the abutment is formed by at least two support rollers which are arranged one behind the other on the circumference of the tensioning roller and are pressed against the tensioning roller by spring force. They cause the belt not only to be pressed against the tensioning roller at the points of contact of the support rollers, but also because of its bending resistance in the entire section in between.
- the tensioning roller therefore acts not only in a point-like manner, but also with the belt over an extended distance delimited by the support rollers. This has the consequence that the pressure force, ie the force with which the band is pressed per unit length against the circumference of the tensioning roller, can be reduced and consequently the teeth of the tensioning roller do not, or hardly, cut into the band material when the band is at a standstill.
- the pressure force is as constant as possible over the entire distance; the statistical balance of the frictional relationships on the individual teeth is all the better. Strict constancy is not necessary. It is sufficient if the pressure force is of the same order of magnitude over the course of the route or significant parts of this route. The same order of magnitude means that the differences do not go beyond the 1:10 ratio. They are preferably less than 1: 3.
- the force exerted by the support rollers on the belt is adjustable in order to be able to set the desired belt tension, the ratio between the pressure force acting on the support rollers and the pressure force acting in the area between the support rollers cannot be constant. In these cases, it is sufficient if the arrangement is such that there is an adjustment within the adjustment range in which the force acting per unit length between the belt and the circumference of the tensioning roller is approximately as great for the support rollers as between them.
- the arrangement is expediently chosen so that when a low belt tension is set, the force that acts per unit length between the belt and the circumference of the tensioning roller is less than that between the support rollers. It can even go to zero with the support rollers.
- the area of the belt located between the support rollers should still be contribute significantly to the frictional force acting between the tension pulley and the belt.
- the arrangement is therefore expediently such that, with a high set belt tension, the pressure force acting between the belt and the circumference of the tensioning roller in the region of the support rollers reaches the pressure force which prevails in the region between the support rollers, or slightly exceeds this, without the same order of magnitude leave.
- the two should ensure that there is pressure on the line between the belt and the tensioning pulley
- Support rollers are not too far apart. Their angular distance with respect to the tensioning roller is preferably 30-70 °, more preferably 40-60 °. A larger number of support rollers can also be provided.
- the tension with which the tape lies between the support rollers on the circumference of the tension roller depends on the one hand on the diameter of the tension roller and on the angular distance of the support rollers. The smaller these dimensions are, the larger it is. On the other hand, this force depends on the resistance that the tape offers against its corresponding bending. This in turn depends on the elastic modulus of the strip material and the moment of inertia of the strip cross-section. It is easy to vary these parameters based on tests in such a way that the desired pressure force is achieved.
- the reproducibility of the belt tension also depends on the tooth shape. It has proven to be expedient if the leading flank of the teeth is inclined backwards in the direction from the tooth flow to the tooth tip in the direction of rotation of the tensioning roller.
- the result of this is that the teeth have less tendency to cut or chop into the band material, but rather slide over it.
- the abrasion is correspondingly less.
- the flank angle of the teeth is expediently between 10 ° and 45 ° to the band normal, further preferably between 18 ° and 30 °. Nevertheless, the teeth should be pointed in cross section.
- FIG. 1 shows a schematic side view of the front tool part in moderate enlargement
- FIG. 2 shows a further enlarged partial view of the clamping geometry.
- the front part of a so-called cable binding tool the tool body 1 of which carries on its forehead a loop wrench formed by the parts 2 and 3, which receives a cable bundle 4 as an object to be bound in order to loop the cable band 5 around.
- this has a lock 6, through the opening of which the free end 7 of the cable band is guided and which contains a pawl which, together with a toothing of the cable band, prevents the cable from moving back through the lock.
- the lock 6 is located in a lock holder (not shown) of the lock at a predetermined position thereof.
- the tensioning device 8 consists of a tensioning roller 10, which is mounted at a fixed location in the tool body 1 and can be driven to rotate in the direction of the arrow, and two support rollers 11, which press the strap end 7 to be detected and tensioned against the tensioning roller 10.
- the support rollers 11 are on one
- Rocker 12 is mounted, which is pivotable about an axis 13 fixed in the tool body 1 and is acted upon by a spring 14 in the counterclockwise direction.
- the force of the spring can be changed by means of an adjusting screw 15.
- a stop 17 specifies the distance of the support rollers 11 from the circumference of the tensioning roller 10 when there is no belt 7 in between. The distance is set so that the thinner, free The end of the belt between the tensioning roller 10 and the support roller 11 that was reached first can be detected. It is less than the band in its part following the thinner tip.
- the tensioning roller 10 is provided with teeth, which are preferably sharp-edged.
- the diameter of the tensioning roller 10 is expediently a multiple of the strip thickness. It is preferably three to ten times as large.
- the diameter of the support rollers 11 is of the same order of magnitude as that of the tensioning roller 10.
- the strip material is expediently tough-elastic plastic, in particular polyamide.
- the band lies on the toothed circumference of the tensioning roller 10 over the arch (19) determined by the support rollers 11.
- the force (arrow 18) with which the support rollers 11 are pressed against the belt is determined by the setting of the spring 14. With a low setting of the spring force, the force with which the belt in the immediate contact area of the support rollers 11 against the surface of the Tension roller is pressed, be less than the force in the middle of the line; the opposite applies with high spring force. In any case, the belt abuts the tensioning roller 10 over a considerable distance with the simultaneous engagement of a plurality of tensioning roller teeth.
- the belt end 7 to be tensioned is first conveyed from the tensioning roller without slipping after being introduced into the tensioning device. If it tightly surrounds the object to be bound, its tension increases steeply until it finally becomes so great that it can be used by the friction roller 10 strength equals. At this moment the belt stops, while the tensioning roller 10 continues to run and maintains the tension due to its frictional force exerted on the belt surface.
- the belt tension at which this condition occurs depends on the setting of the spring 14.
- the belt tension to be achieved can therefore be set by means of the adjusting screw 15.
- Cutting device 9 switched on.
- the drive of the tension roller 10 can then be stopped as soon as the cut end 7 of the tape is ejected.
- the point in time at which the cut takes place is set so that just that number of revolutions of the tensioning roller 10 could take place that is necessary for the passage of the longest possible cable strip with the smallest possible cable harness diameter. Unnecessarily long frictional engagement and wear of the tensioning roller 10 are thereby avoided.
- a guide strip 16 can be provided, which guides the belt tip from the roller gap on the first tensioning roller 11 to the roller gap on the second tensioning roller 11 during the insertion process.
- the diameter of the tensioning roller (measured up to the tooth tips) was 8 mm.
- the diameter of the support rollers was 7 mm.
- the scope of the tension pulley was provided with 20 sharp-edged teeth, the flank angle of which was 23 ° with respect to the radius.
- a polyamide tape with a thickness (including teeth) of 1.15 mm and a width of 2.6 mm was processed.
- the toothed side of the belt was facing the tensioner.
- the band tension was correspondingly lower.
- the stretch deformed by the tensioning roller had a length of a little less than 4 mm. The deformation was less than when the tension was set higher and stronger in the middle of the section than at the ends.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Basic Packing Technique (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Package Frames And Binding Bands (AREA)
- Cable Accessories (AREA)
- Processing Of Terminals (AREA)
- Clamps And Clips (AREA)
- Buckles (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/269,947 US6119734A (en) | 1996-10-10 | 1997-10-08 | Cable binding tool |
JP51718598A JP3756196B2 (ja) | 1996-10-10 | 1997-10-08 | 電線結束工具 |
EP97911200A EP0930997B1 (de) | 1996-10-10 | 1997-10-08 | Kabelbindewerkzeug |
DE59702159T DE59702159D1 (de) | 1996-10-10 | 1997-10-08 | Kabelbindewerkzeug |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29617650.8 | 1996-10-10 | ||
DE29617650U DE29617650U1 (de) | 1996-10-10 | 1996-10-10 | Kabelbindewerkzeug |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998015458A1 true WO1998015458A1 (de) | 1998-04-16 |
Family
ID=8030414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1997/005546 WO1998015458A1 (de) | 1996-10-10 | 1997-10-08 | Kabelbindewerkzeug |
Country Status (7)
Country | Link |
---|---|
US (1) | US6119734A (de) |
EP (1) | EP0930997B1 (de) |
JP (1) | JP3756196B2 (de) |
DE (2) | DE29617650U1 (de) |
ES (1) | ES2150230T3 (de) |
PT (1) | PT930997E (de) |
WO (1) | WO1998015458A1 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100800539B1 (ko) * | 2001-03-30 | 2008-02-04 | 일리노이즈 툴 워크스 인코포레이티드 | 스트래핑 재료를 인장시키기 위해 사용되는 스트래핑 장치에서 사용하기 위한 트랙션 휠 |
CN107021254A (zh) * | 2015-09-01 | 2017-08-08 | 海尔曼太通公司 | 具有纹理表面的棘爪护罩 |
CN112550799A (zh) * | 2019-09-26 | 2021-03-26 | 海尔曼太通股份有限公司 | 线缆扎带施加工具 |
USD1012641S1 (en) | 2021-10-25 | 2024-01-30 | Aptiv Technologies Limited | Tool nosepiece |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7458398B2 (en) * | 2005-10-20 | 2008-12-02 | Panduit Corp. | Metal tie tool with rotary gripper and ball setting device |
WO2007048109A1 (en) * | 2005-10-20 | 2007-04-26 | Panduit Corp. | Metal tie tool with rotary gripper and ball setting device |
WO2009061957A1 (en) * | 2007-11-06 | 2009-05-14 | Fennell Michael P | Fixturing apparatus |
US9085070B2 (en) * | 2012-04-16 | 2015-07-21 | Signode Industrial Group Llc | Tensioner/cutter tool for hose clamps |
CN107472575B (zh) * | 2015-08-11 | 2019-04-23 | 许修义 | 一种自动扎带工具的尾料排出结构 |
CN106742178A (zh) * | 2016-02-05 | 2017-05-31 | 许修义 | 一种自动导引穿孔机构 |
EP4163215A1 (de) * | 2021-10-01 | 2023-04-12 | HellermannTyton GmbH | Für eine reihe von einzelnen banddicken optimierte automatische bündelungswerkzeugvorrichtung |
DE202022101064U1 (de) | 2021-10-01 | 2023-01-03 | Hellermanntyton Gmbh | Automatische Bündelwerkzeugvorrichtung, optimiert für eine Vielzahl von Einteil-Binder-Bandstärken |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0371290A1 (de) * | 1988-11-29 | 1990-06-06 | Joslyn Corporation | Bandspanngerät |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3205916A (en) * | 1963-03-07 | 1965-09-14 | American Mfg Company Inc | Mechanical apparatus |
JPS6121316A (ja) * | 1984-07-10 | 1986-01-30 | 株式会社 ニフコ | 結束工具 |
-
1996
- 1996-10-10 DE DE29617650U patent/DE29617650U1/de not_active Expired - Lifetime
-
1997
- 1997-10-08 DE DE59702159T patent/DE59702159D1/de not_active Expired - Lifetime
- 1997-10-08 PT PT97911200T patent/PT930997E/pt unknown
- 1997-10-08 EP EP97911200A patent/EP0930997B1/de not_active Expired - Lifetime
- 1997-10-08 WO PCT/EP1997/005546 patent/WO1998015458A1/de active IP Right Grant
- 1997-10-08 ES ES97911200T patent/ES2150230T3/es not_active Expired - Lifetime
- 1997-10-08 JP JP51718598A patent/JP3756196B2/ja not_active Expired - Lifetime
- 1997-10-08 US US09/269,947 patent/US6119734A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0371290A1 (de) * | 1988-11-29 | 1990-06-06 | Joslyn Corporation | Bandspanngerät |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100800539B1 (ko) * | 2001-03-30 | 2008-02-04 | 일리노이즈 툴 워크스 인코포레이티드 | 스트래핑 재료를 인장시키기 위해 사용되는 스트래핑 장치에서 사용하기 위한 트랙션 휠 |
CN107021254A (zh) * | 2015-09-01 | 2017-08-08 | 海尔曼太通公司 | 具有纹理表面的棘爪护罩 |
CN112550799A (zh) * | 2019-09-26 | 2021-03-26 | 海尔曼太通股份有限公司 | 线缆扎带施加工具 |
US11511894B2 (en) | 2019-09-26 | 2022-11-29 | Hellermanntyton Corporation | Cable tie application tool |
US11827394B2 (en) | 2019-09-26 | 2023-11-28 | Hellermanntyton Corporation | Cable tie application tool |
USD1012641S1 (en) | 2021-10-25 | 2024-01-30 | Aptiv Technologies Limited | Tool nosepiece |
Also Published As
Publication number | Publication date |
---|---|
PT930997E (pt) | 2000-12-29 |
US6119734A (en) | 2000-09-19 |
EP0930997B1 (de) | 2000-08-09 |
DE29617650U1 (de) | 1998-02-05 |
JP3756196B2 (ja) | 2006-03-15 |
EP0930997A1 (de) | 1999-07-28 |
ES2150230T3 (es) | 2000-11-16 |
JP2001501563A (ja) | 2001-02-06 |
DE59702159D1 (de) | 2000-09-14 |
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