CN1819880A - Cylinder ring for preventing end mark or rolled sheet - Google Patents
Cylinder ring for preventing end mark or rolled sheet Download PDFInfo
- Publication number
- CN1819880A CN1819880A CNA2003801103611A CN200380110361A CN1819880A CN 1819880 A CN1819880 A CN 1819880A CN A2003801103611 A CNA2003801103611 A CN A2003801103611A CN 200380110361 A CN200380110361 A CN 200380110361A CN 1819880 A CN1819880 A CN 1819880A
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- CN
- China
- Prior art keywords
- ring
- shaped sleeve
- rolled sheet
- fin
- wrapped
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
A cylinder ring (200, 300, 400) which receives a mandrel therein and is made of an elastic material to wind a rolled sheet (50) around an outer surface of the cylinder ring (200, 300, 400) in a coiled pattern. The cylinder ring (200, 300, 400) includes a plurality of elongated protrusions (210, 310) and a plurality of elongated depressions (220) which are alternately arranged around the outer surface of the cylinder ring (200, 300, 400), wherein the elongated protrusions and the elongated depressions are inclined relative to a rotating axis of the cylinder ring (200, 300. 400) at a predetermined angle, or includes a plurality of embossments (410) arranged around the outer surface of the cylinder ring (200, 300, 400) to be spaced apart from each other at regular intervals to prevent end marks from being generated on the rolled sheet (50) wound around the cylinder ring (200, 300, 400).
Description
Technical field
The present invention relates to be used to prevent from the roller band, to produce the ring-shaped sleeve of end mark, especially relate to and a kind ofly be provided with the fin of a plurality of extensions or the ring-shaped sleeve of groove at the ring-shaped sleeve outer surface, in order to when being wound in cold rolling or hot rolled strip on the axle, prevent that the compartment of terrain produces the lateral ends vestige on rolled sheet.
Background technology
Figure 1 shows that conventional circular sleeve 40, be wound with rolled sheet 50 on it.Fig. 2 is for being wound with the partial enlarged view of the conventional circular sleeve 40 of rolled sheet 50 on shown in Figure 1 its.The rolled sheet plane outspread drawing that has end mark M after Figure 3 shows that on the conventional circular sleeve 40 that is wrapped in Fig. 2.
As shown in Figure 1 to Figure 3, generally speaking, the rolled sheet 50 that is produced by rolling mill 10 is wound onto on the axle 30 of curler.Afterwards, lead, rolled sheet 50 is wound into the outer surface of axle 30 by the end 51 of 20 pairs of rolled sheets 50 of guider.At this moment, for the rolled sheet 50 that prevents to be wrapped on the axle 30 is out of shape because of collision, and prevent to produce slip at the outer surface of rolled sheet 50 and axle 30, the outer surface in axle 30 is provided with ring-shaped sleeve 40 usually.
Rolled sheet 50 is wrapped on the conventional circular sleeve 40 tightly, comes off or loose from ring-shaped sleeve 40 with the rolled sheet 50 that prevents to be wrapped on the ring-shaped sleeve 40.In order to address this problem, the rolled sheet 50 that is wrapped on the ring-shaped sleeve 40 is firmly tightly wrapped, to apply a compression stress towards the centre of axle 30.As shown in Figure 2, between ring-shaped sleeve 40 and rolled sheet 50, formed a space around 51 positions, end of rolled sheet 50.Be wrapped in each part of aliging with end 51 on the 50 pairs of rolled sheets 50 of rolled sheet on the ring-shaped sleeve 40 and all be applied with pressure.Therefore, with the rolled sheet 50 alignd in end 51 on each part all can produce plastic deformation, like this, each part of aliging with end 51 on rolled sheet 50 all can produce end mark M, as shown in Figure 3.There is the rolled sheet 50 of end mark M can cause the distortion of coating or enamelled coating or comes off, thereby influence its product quality.
In order to solve these problems that in conventional circular sleeve 40, occurred, number put down into 10-005860-A in Japanese Patent No. 3042381-B2,3152286-B2 and Japanese Patent Laid Open Publication (Laid-Open), put down into and all proposed a series of technology/technology among 10-128439-A and the 2000-5917-A, be used to prevent on rolled sheet 50, to occur speed that end mark M, control twine rolled sheet, polished preventing step in the end of rolled sheet, or independent absorption plant (absorbing unit) is installed in the rolled sheet end.Yet in order to prevent to produce end mark M on rolled sheet, above-mentioned traditional handicraft/technology makes that the user has to independent equipment is being installed or is being increased extra operation in the rolling operation each time on rolled sheet.Therefore, use traditional handicraft/technology can increase user's cost.
In addition, a kind of ring-shaped sleeve with fin and groove that is used to prevent to be wrapped in the rolled sheet generation end mark M on the ring-shaped sleeve has also been proposed in open in early days (Laid-Open) number 2003-0020468 of Korean Patent.
Figure 4 shows that another kind is used to prevent form the perspective view of the conventional circular sleeve 100 of rolled sheet 50 end marks.Fig. 5 is the plane of conventional circular sleeve 100 shown in Figure 4, and wherein rolled sheet 50 is wrapped on the ring-shaped sleeve 100.Fig. 6 is local amplification sectional view, show the state of rolled sheet among Fig. 5 50 and conventional circular sleeve 100, when rolled sheet 50 was wrapped on the ring-shaped sleeve 100, these states changed with respect to the difference of the position of ring-shaped sleeve 100 to some extent according to the end of rolled sheet 50.
As Fig. 4 and shown in Figure 5, traditional ring-shaped sleeve 100 comprises the fin 110 of a plurality of extensions of the outer surface that is alternately arranged on ring-shaped sleeve 100 and the groove 120 of a plurality of extensions, forms an annular cross section.In conventional circular sleeve 100, rolled sheet 50 may be with (a) and (b) shown in Fig. 6 or (c) a kind of being wrapped on the ring-shaped sleeve in three kinds of states.
Shown in Fig. 6 (a), the end 51 of rolled sheet 50 may come in contact with second sidewall that extends fin 110b, and the second extension fin 110b is in a plurality of extension fins 110.Under the outer layer segment institute applied pressure effect that is wrapped in rolled sheet 50 on the ring-shaped sleeve 100, the rolled sheet 50 that is in above-mentioned state can make end 51 curve inwardly, and second extends the effect that fin 110b then plays support.Owing to be wrapped in the pressure that outer layer segment produced of the rolled sheet 50 on the ring-shaped sleeve 100, be positioned at second and extend the 3rd of fin 110b back to extend the suffered radial pressure towards ring-shaped sleeve 100 rotating shafts of fin 110c bigger than the second extension fin 110b.Therefore, under above-mentioned state, with respect to the outer layer segment institute applied pressure that is wrapped in rolled sheet 50 on the ring-shaped sleeve 100, the repulsion that the end of rolled sheet 50 can produce hardly.Therefore, seldom on rolled sheet 50, produce end mark M.
Shown in Fig. 6 (b), after the second extension fin 110b is crossed in the end 51 of rolled sheet 50, above the extending flute 120 between the first extension fin 110a and the second extension fin 110b.Because be wrapped in the outer layer segment of the rolled sheet 50 institute applied pressure on the ring-shaped sleeve 100, the rolled sheet 50 that is in Fig. 6 (b) state can make the end 51 of rolled sheet curve inwardly.Therefore, second extends fin 110b flexibly being compressed in the radial direction towards ring-shaped sleeve 100 rotating shafts.At this moment, the second extension fin 110b is subjected to the bigger caused pressure of the thickness by rolled sheet 50 than the first extension fin 110a that is positioned at its front.Therefore, under above-mentioned state, with respect to the outer layer segment institute applied pressure that is wrapped in rolled sheet 50 on the ring-shaped sleeve 100, the end of rolled sheet 50 can produce repulsion hardly.Therefore, on the rolled sheet 50 that is wound on the ring-shaped sleeve 100, can not produce end mark M.
Shown in Fig. 6 (c), the end 51 of rolled sheet 50 is arranged on second and extends on the linear ridges (linear ridge) of fin 110b.Compare with the remainder of ring-shaped sleeve 100 outer surfaces, each linear ridges area that extends fin 110 is very little.Therefore, compare with (b) with the state (a) among Fig. 6, the possibility that Fig. 6 (c) state takes place is very little.But, just in case just being placed on second, the end 51 of rolled sheet 50 extends on the linear ridges of fin 110b, be subjected to more or less elastic compression even second extends fin 110b, the end 51 of rolled sheet 50 still may have the repulsion similar to the end 51 of rolled sheet 50 among Fig. 1.Therefore, traditional ring-shaped sleeve 50 is problematic because may be on rolled sheet 50 the generation end mark.A kind of invalid Treatment of Sludge.
Summary of the invention
The present invention has considered the problems referred to above of prior art.Even the purpose of this invention is to provide the ring-shaped sleeve that a kind of rolled sheet that also can prevent to be wrapped on the ring-shaped sleeve produces end mark when the rolled sheet end is positioned at the top of fin, this ring-shaped sleeve has a plurality of extension fins and the groove that is arranged on the ring-shaped sleeve outer surface alternately, and described fin and groove favour the rotating shaft of ring-shaped sleeve with predetermined angle; Perhaps this ring-shaped sleeve outer surface is provided with a plurality of projectioies, is separated from each other arrangement with fixing interval, end mark occurs thereby prevent to be wrapped on the rolled sheet on the ring-shaped sleeve.
To achieve these goals, the invention provides a kind of ring-shaped sleeve that has axle, this ring-shaped sleeve is made by elastomeric material, be used for rolled sheet being wrapped in the outer surface of ring-shaped sleeve in the mode of coiling, this ring-shaped sleeve comprises: be arranged on the fin of a plurality of extensions of outer surface of ring-shaped sleeve and the groove of a plurality of extensions alternately, wherein, the fin of this extension and groove favour the rotating shaft of ring-shaped sleeve with predetermined angle, end mark occurs in order to prevent to be wrapped on the rolled sheet on the ring-shaped sleeve.
Description of drawings
According to the detailed description of carrying out below in conjunction with accompanying drawing, can better understand above-mentioned and other purpose, characteristics and advantage of the present invention, wherein:
Figure 1 shows that the schematic diagram of the conventional circular sleeve that is wound with rolled sheet;
Fig. 2 is for being wound with the partial enlarged drawing of the conventional circular sleeve of rolled sheet shown in Fig. 1 on it;
The rolled sheet plane that has end mark M after Figure 3 shows that on the conventional circular sleeve that is wrapped in Fig. 2;
Figure 4 shows that another kind is used to prevent form the perspective view of the conventional circular sleeve of rolled sheet end mark.
Figure 5 shows that the plane of Fig. 4 conventional circular sleeve, be wound with rolled sheet on it;
Fig. 6 is local amplification sectional view, shows the state of rolled sheet and conventional circular sleeve among Fig. 5, and when rolled sheet was wrapped on the ring-shaped sleeve, these states were different and change to some extent with respect to the position of ring-shaped sleeve according to the end of rolled sheet;
Figure 7 shows that the perspective view of ring-shaped sleeve that is used to prevent to form the rolled sheet end mark according to the first embodiment of the present invention;
Fig. 8 and Fig. 9 are respectively the sectional view and the plane of ring-shaped sleeve shown in Figure 7, are wound with rolled sheet on it;
Figure 10, Figure 11 and Figure 12 are respectively according to the present invention the perspective view of the ring-shaped sleeve of second, third and the 4th embodiment; And
Figure 13 is the sectional view of projection of the different shape of ring-shaped sleeve shown in Figure 11.
The specific embodiment
Below with reference to accompanying drawing embodiments of the invention are elaborated.Referring now to accompanying drawing, wherein same Reference numeral is used to represent identical or similar parts in each width of cloth accompanying drawing.
Figure 7 shows that the perspective view of ring-shaped sleeve 200 that is used to prevent to form rolled sheet 50 end marks according to the first embodiment of the present invention.Fig. 8 and Fig. 9 are respectively the sectional view and the plane of ring-shaped sleeve 200 shown in Figure 7, are wound with rolled sheet 50 on it.
, make by elastomeric material to shown in Figure 9 as Fig. 7, wherein include the space that is used to admit axle according to the ring-shaped sleeve 200 of first embodiment of the invention.This ring-shaped sleeve 200 comprises a plurality of extension fins 210 and a plurality of extending flutes 220, is alternately arranged on ring-shaped sleeve 200 outer surfaces.Especially, described a plurality of extension fin 210 and a plurality of extending flutes 220 are arranged on the outer surface of ring-shaped sleeve 200 obliquely with respect to the angle θ that the rotating shaft of ring-shaped sleeve 200 becomes to be scheduled to.
The rolled sheet 50 of passing roller mill is wrapped on the linear ridges of a plurality of extension fins 210 on the ring-shaped sleeve 200 with axle.At this moment, the end 51 of rolled sheet 50 comes in contact with extension fin 210 in A shown in Figure 9 part and B part, and can to extend fin 210 not parallel with any one.
Therefore, 50 A part and the B that rolling strap end portion among Fig. 9 51 and the linear ridges of extending fin 210 are come in contact of rolled sheet that are wrapped on the ring-shaped sleeve 200 partly apply the repulsion that can cause end mark.But, compare with the length of rolling 50 ends 51, A part among Fig. 9 and B partly are a very little part.Therefore, on the rolled sheet 50 that is wrapped on the ring-shaped sleeve 200, can not produce end mark because of concentrated stress.
As shown in Figure 9, in the ring-shaped sleeve 200 of first embodiment of the invention, a plurality of extension fins 210 and extending flute 220 with respect to ring-shaped sleeve 200 rotating shafts the tilt angle theta scope be set to 20 ° to 70 °.The present inventor is wound in rolled sheet 50 on the ring-shaped sleeve 200, has drawn the scope of tilt angle theta through test of many times.
When tilt angle theta during less than 20 °, the contact area at the position that contacts with the linear ridges of extending fin 210 on rolled sheet 50 ends 51 strengthens.Therefore, can on the rolled sheet 50 that is wrapped on the ring-shaped sleeve 200, produce end mark.When if the scope of tilt angle theta is 70 to 90 °, then on the outer surface of ring-shaped sleeve 200, be provided with rolled sheet 50 contacted each to extend fins 210 all be circumferencial direction rather than axial.Like this, be difficult to rolled sheet 50 securely is wrapped on the ring-shaped sleeve 200.
Figure 10, Figure 11 and Figure 12 are respectively according to the present invention second, third and the ring-shaped sleeve 300 of the 4th embodiment and 400 perspective view.Figure 13 is the sectional view of projection of the different shape of ring-shaped sleeve 400 shown in Figure 11.
As shown in figure 10, ring-shaped sleeve 300 according to second embodiment of the invention comprises a plurality of extension fins 310 and a plurality of extending flutes that are alternately arranged on ring-shaped sleeve 300 outer surfaces, the fin of this extension and groove favour the rotating shaft of ring-shaped sleeve with predetermined angle, and its mode is consistent with the mode of constructing according to the ring-shaped sleeve 200 of described first embodiment of Fig. 7.But, each of ring-shaped sleeve 300 is extended fin 310 and is all comprised a plurality of recesses, and these recesses are arranged on fixing interval with being separated from each other and extend on the fin 310, and this is different with the extension fin 210 according to the ring-shaped sleeve 200 of first embodiment.Because the above-mentioned structure of ring-shaped sleeve 300 extends on the fin 310 little with the contacted contact area in rolled sheet end according to the extension fin 210 of the ring-shaped sleeve 200 of Fig. 7 first embodiment with the contacted contact area ratio in rolled sheet end.Therefore, ring-shaped sleeve 300 can more effectively prevent to produce end mark on the rolled sheet that is wrapped on the ring-shaped sleeve 300.
Shown in Figure 11 to 13, comprise a plurality of protruding 410 according to each the ring-shaped sleeve 400 among the of the present invention the 3rd and the 4th embodiment, these projectioies are semi-spherical shape, are provided with on ring-shaped sleeve 400 outer surfaces, reach circumferential separating vertically with fixing interval each other.Each projection 410 of ring-shaped sleeve 400 all has internal pressure (internal pressure), can make projection 410 that slight distortion takes place, like this, rolled sheet just can according to first and second embodiment described with extend that fin 210 is the same with 310 modes to be wrapped on the ring-shaped sleeve 400 equably.
Especially, as shown in figure 12, a fourth embodiment in accordance with the invention, a plurality of protruding 410 many lines along the angle of inclination that becomes to be scheduled to the rotating shaft of ring-shaped sleeve 400 are arranged at the outer surface of ring-shaped sleeve 400.Therefore, when on the ring-shaped sleeve 400 that rolled sheet is wrapped in the 4th embodiment, compare with traditional ring-shaped sleeve, the rolled sheet end can reduce with projection 410 contacted contacts area.Like this, the ring-shaped sleeve 400 of the 4th embodiment can prevent to be wrapped in the rolled sheet generation end mark on the ring-shaped sleeve 400 effectively.
At this moment, shown in Figure 11 and 13, be the projection 410 of minimizing ring-shaped sleeve 400 and the contact area between the rolled sheet, each projection 410 can be hemispherical, taper shape or oval conical.In addition, in the ring-shaped sleeve 400 of the 3rd and the 4th embodiment, each projection 410 can be cylinder, rectangle or other shape, firmly to support the rolled sheet that is wrapped on the ring-shaped sleeve 400.
Commercial Application
As mentioned above, the invention provides a kind of ring-shaped sleeve, have a plurality of fins that are arranged on the ring-shaped sleeve outer surface, this fin favours the rotating shaft of ring-shaped sleeve with predetermined angle.Thereby ring-shaped sleeve of the present invention is compared with traditional ring-shaped sleeve, can reduce the contact area between rolled sheet end and the fin, has end mark to produce on the rolled sheet on the ring-shaped sleeve thereby prevent to be wrapped in.
Though this paper is to be exemplified as purpose, the ring-shaped sleeve of end mark that is used to prevent to form rolled sheet of the preferred embodiment of the present invention is disclosed with reference to the accompanying drawings, those of ordinary skill in the art knows, can also make various modifications, increase and replacement to these embodiment, and not exceed the scope of claim of the present invention.
Claims (6)
1, a kind of ring-shaped sleeve that has axle, this ring-shaped sleeve is made by elastomeric material, is used in the mode coiled rolled sheet being wrapped in the outer surface of ring-shaped sleeve, and this ring-shaped sleeve comprises:
Be arranged on the fin of a plurality of extensions of outer surface of ring-shaped sleeve and the groove of a plurality of extensions alternately, it is characterized in that, the fin of this extension and groove favour the rotating shaft of ring-shaped sleeve with predetermined angle, end mark occurs in order to prevent to be wrapped on the rolled sheet on the ring-shaped sleeve.
According to the described ring-shaped sleeve of claim 1, it is characterized in that 2, the fin of described extension and groove are 20 ° to 70 ° with respect to the angular range of the axes of rotation skew of ring-shaped sleeve.
3, according to claim 1 or 2 described ring-shaped sleeves, also comprise: all be provided with one or more recesses on the fin of each extension, described recess is separated from each other setting with fixing interval.
4, a kind of ring-shaped sleeve that has axle, this ring-shaped sleeve is made by elastomeric material, is used in the mode coiled rolled sheet being wrapped in the outer surface of ring-shaped sleeve, and this ring-shaped sleeve comprises:
Be arranged on a plurality of projectioies of the outer surface of ring-shaped sleeve with fixing interval with being separated from each other, end mark occur in order to prevent to be wrapped on the rolled sheet on the ring-shaped sleeve.
5, according to the described ring-shaped sleeve of claim 4, wherein said a plurality of projectioies are arranged at the outer surface of ring-shaped sleeve along the many lines at the angle of inclination that becomes to be scheduled to the rotating shaft of ring-shaped sleeve.
6, according to claim 4 or 5 described ring-shaped sleeves, wherein being shaped as of each projection: hemispherical, taper shape or oval conical.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030043933A KR100988502B1 (en) | 2003-06-30 | 2003-06-30 | Cylinder ring coiled around steel plate |
| KR1020030043933 | 2003-06-30 | ||
| KR1020030083583 | 2003-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1819880A true CN1819880A (en) | 2006-08-16 |
Family
ID=36919421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003801103611A Pending CN1819880A (en) | 2003-06-30 | 2003-12-30 | Cylinder ring for preventing end mark or rolled sheet |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100988502B1 (en) |
| CN (1) | CN1819880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103415456A (en) * | 2011-03-11 | 2013-11-27 | 日东电工株式会社 | Film winding core, and wound film body using same |
| CN106081742A (en) * | 2016-08-02 | 2016-11-09 | 苏州东山精密制造股份有限公司 | A kind of film bobbin |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5519619Y2 (en) | 1975-10-15 | 1980-05-10 | ||
| JPS5380355A (en) * | 1976-12-27 | 1978-07-15 | Nippon Kokan Kk | Sleeve for strip coil |
| JPS56100218U (en) | 1979-12-27 | 1981-08-07 | ||
| KR200216572Y1 (en) | 1995-07-18 | 2001-04-02 | 이구택 | Glove type rubber sleeve for non-slip of mandrel |
-
2003
- 2003-06-30 KR KR1020030043933A patent/KR100988502B1/en active IP Right Grant
- 2003-12-30 CN CNA2003801103611A patent/CN1819880A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103415456A (en) * | 2011-03-11 | 2013-11-27 | 日东电工株式会社 | Film winding core, and wound film body using same |
| CN106081742A (en) * | 2016-08-02 | 2016-11-09 | 苏州东山精密制造股份有限公司 | A kind of film bobbin |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050002551A (en) | 2005-01-07 |
| KR100988502B1 (en) | 2010-10-20 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |