EP3059193A1 - Verfahren und vorrichtungen zur beseitigung von falten beim beladen und zur beseitigung von ziehen beim entladen eines flexiblen, dehnungsfreiem materials auf einem flexiblen und dehnungsfreiem förderband - Google Patents
Verfahren und vorrichtungen zur beseitigung von falten beim beladen und zur beseitigung von ziehen beim entladen eines flexiblen, dehnungsfreiem materials auf einem flexiblen und dehnungsfreiem förderband Download PDFInfo
- Publication number
- EP3059193A1 EP3059193A1 EP15000513.0A EP15000513A EP3059193A1 EP 3059193 A1 EP3059193 A1 EP 3059193A1 EP 15000513 A EP15000513 A EP 15000513A EP 3059193 A1 EP3059193 A1 EP 3059193A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- conveyor belt
- flexible
- stretching
- dragging
- loading
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/02—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains
- B65H5/021—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains by belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/36—Article guides or smoothers, e.g. movable in operation
- B65H5/38—Article guides or smoothers, e.g. movable in operation immovable in operation
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B17/00—Details of apparatus or machines for manufacturing or treating skins, hides, leather, or furs
- C14B17/06—Work feeding or clamping devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/174—Textile, fibre
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/178—Hide, leather or skin
Definitions
- the invention relates to a method and a devices system that ensure a precise linear transportation of a flexible and non-stretching material on an flexible and stretching conveyor belt, considering a high adhesion between them, avoiding wrinkling when loading and dragging when unloading, a devices system that is attached to the construction of photographic leather scanners or of other types of photographic scanning machines in large format.
- the disadvantage of the current systems consists of material wrinkles and slippages during transportation, which alters the accurate photo scanning process and imposes the manual repositioning of the material on the conveyor belt, an operation that is time-consuming and that forces the human operator to make a supplementary effort.
- the solution this invention provides for the technical problem is related to the high precision linear transportation of the material, i.e. eliminating material wrinkling when loading and avoiding dragging when unloading from the conveyor belt.
- the method and the devices system for eliminating the wrinkling and dragging of a flexible and non-stretching material during the transportation on a conveyor belt in accordance with the present invention eliminates the above-mentioned disadvantages, given that, taking into consideration these differences, the wrinkling and slippage are eliminated by constructing two devices.
- the first device in the shape of a curved cover made of steel, plastic or composites, polished and with a glossy surface, that prevents the material from being driven on the curved side of the conveyor belt and the second device mounted at the unload point, that consists of a thin flexible metal blade mounted on the unloading cylinder of the conveyor belt, attached to the belt following a helical line. The blade continues with a prolongation, which resembles a curtain, that prevents the transported material from being driven on the curved side of the conveyor belt.
- the device (3) is constructed so that between its surface and the transported material there is no friction, being curved and made of steel, plastic or composites, polished and with a glossy surface, that prevents the material from being driven on the semi cylindrical side of the conveyor belt; the placement of this device allows the transported material to be loaded on the flat side of the conveyor belt, thus the movement of the material being solidary to the one of the conveyor belt; given the flexibility and non-stretching of the transported material, it is necessary that the device completely cover the conveyor belt's curved side in the loading area, covering all the angles from which the material could be driven by the conveyor belt on the curved side.
- the device consists of a thin flexible metal blade (4), installed and attached to the conveyor belt onto the cylinder (2), following a helical line.
- the stretching of the blade (4) that ensures the contact to the conveyor belt (B), is adjusted by rotating the blade in opposite directions on each of the two rings (6), (7), to which the blade is attached (4), rings that are placed on the fixed assembly of the conveyor belt at the ends of the unload cylinder.
- the blade (4) due to the position of contact with the conveyor belt (B), and to its helical disposition, breaks the adhesion between the transported material (A), and the conveyor belt (B), detaching the material from the belt before its dragging on the unload cylinder (2), which would have caused the slippage.
- the blade (4) is continued with a prolongation (5), like a curtain, which prevents the transported material from being driven back on the conveyor belt; thus, the transported material slips on this device and will no longer be driven by the conveyor belt onto its curved side, which is responsible for the dragging of the material.
- the attaching of the two devices at each end of the conveyor belt on which the loading and the unloading are operated ensures a high precision linear transportation of the material along the whole trajectory on the conveyor belt.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Structure Of Belt Conveyors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15000513.0A EP3059193A1 (de) | 2015-02-23 | 2015-02-23 | Verfahren und vorrichtungen zur beseitigung von falten beim beladen und zur beseitigung von ziehen beim entladen eines flexiblen, dehnungsfreiem materials auf einem flexiblen und dehnungsfreiem förderband |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15000513.0A EP3059193A1 (de) | 2015-02-23 | 2015-02-23 | Verfahren und vorrichtungen zur beseitigung von falten beim beladen und zur beseitigung von ziehen beim entladen eines flexiblen, dehnungsfreiem materials auf einem flexiblen und dehnungsfreiem förderband |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3059193A1 true EP3059193A1 (de) | 2016-08-24 |
Family
ID=53274330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15000513.0A Pending EP3059193A1 (de) | 2015-02-23 | 2015-02-23 | Verfahren und vorrichtungen zur beseitigung von falten beim beladen und zur beseitigung von ziehen beim entladen eines flexiblen, dehnungsfreiem materials auf einem flexiblen und dehnungsfreiem förderband |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP3059193A1 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2532286A1 (fr) * | 1982-08-25 | 1984-03-02 | Bugey Maroquinerie Tanneur Tan | Dispositif de manutention d'articles en feuille |
DE102007018204A1 (de) * | 2007-04-16 | 2008-10-30 | Bruder, Wolfgang, Dipl.-Ing. | Vorrichtung und Verfahren zur Erfassung von Fehlerstellen in Tierhäuten |
EP2210836A1 (de) * | 2007-11-07 | 2010-07-28 | Shima Seiki Mfg., Ltd | Fördertisch einer schneidmaschine |
-
2015
- 2015-02-23 EP EP15000513.0A patent/EP3059193A1/de active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2532286A1 (fr) * | 1982-08-25 | 1984-03-02 | Bugey Maroquinerie Tanneur Tan | Dispositif de manutention d'articles en feuille |
DE102007018204A1 (de) * | 2007-04-16 | 2008-10-30 | Bruder, Wolfgang, Dipl.-Ing. | Vorrichtung und Verfahren zur Erfassung von Fehlerstellen in Tierhäuten |
EP2210836A1 (de) * | 2007-11-07 | 2010-07-28 | Shima Seiki Mfg., Ltd | Fördertisch einer schneidmaschine |
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Effective date: 20170523 |
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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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