CN1049683A - The working method of soft fabric block and device - Google Patents
The working method of soft fabric block and device Download PDFInfo
- Publication number
- CN1049683A CN1049683A CN90106943A CN90106943A CN1049683A CN 1049683 A CN1049683 A CN 1049683A CN 90106943 A CN90106943 A CN 90106943A CN 90106943 A CN90106943 A CN 90106943A CN 1049683 A CN1049683 A CN 1049683A
- Authority
- CN
- China
- Prior art keywords
- lining piece
- processing
- lining
- scanning
- surface measurement
- 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.)
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Classifications
-
- 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
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/58—Drying
-
- 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
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/28—Machines for treating leather combined with devices for measuring and printing
-
- 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
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/26—Leather tensioning or stretching frames; Stretching-machines; Setting-out boards; Pasting boards
Abstract
The present invention relates to the soft fabric block for example working method and the device of leather, the lining piece flattens in order, extends and the processing of several operation such as drying, and at the area of each operation fore-and-aft survey lining piece.Be provided with corresponding transport unit and measuring apparatus for this reason, can realize monitoring constantly the course of processing.
Description
The present invention relates to the processing and treating method of the lining piece an of soft fabric block, particularly leather, animal skin, fur and the like, use this working method, the lining piece carries out the processing of multiple working procedure in order.In addition, the invention still further relates to the device of realizing this processing and treating method.
Lining such as leather generally will flatten or the extend processing treatment of operation, its purpose is to make lining level and smooth, improves surface quality and its area is increased.On machine table, people have known many various extension instruments.Because the mode of operation of these instruments is not quite similar, and also there are various changes in the characteristic of leather, therefore need monitor the extension process constantly.The effect that evaluation is extended also depends on operator's experience at present to a great extent.Correspondingly the thermal treatment (especially drying process) that each station place (for example preparing or the finishing zone) implemented in leather is produced has above-mentioned situation too, for example generally can produce the phenomenon that shrinks into ridges in the drying process, that is to say that the surface of leather material piece produces and changes.
Task of the present invention is to create a kind of described processing and treating method and corresponding device thereof that flexible material is processed that start, this device is used for extension, drying and thermal treatment leather and suchlike lining piece, by this device, can realize carrying out frequent or even the monitoring that continues and do not rely on subjective judgement, and expense is low to the processing treatment process that is associated with the lining surface modification.
According to the present invention, in the course of processing, add a surface measurement operation or a plurality of this operation, in the working method that can be applied to move continuously wholly or in part, still, in the mode of operation of time beat, adopt then more favourable according to the feature of claim 7.But these features also have special benefits except being applied to use in the external thermal treatment of narrower object and the dry course of processing.
An important applied field of inventive features is the leather processing machine with a transport unit of continuous operation, wherein transport unit have one on closed orbit, detour have past, as to return an operation branch and corresponding commutation part driving mechanism, as travelling belt.
According to a kind of structure of the described feature of claim 17～19 of the present invention, also have the position of saving or spatial advantage, and the spatial depiction of this compactness has great significance herein for the processed leather surface of continuous monitoring in addition.In addition, the foregoing invention feature can be independent of remaining inventive features again and obtain favourable application.
The lining piece of resilient flexible is carried out the planarization that lining supporting contact surface is also depended in reliable surface measurement, and this can not have when especially using wide travelling belt under situation about using by-transport unit.Application is obvious improvement according to the bearing material mechanism of the described motion of feature of claim 20.Except the application of relevant surface measurement aspect, these features also provide special advantage, especially in the lining heat treatment process because for keep lining supporting contact surface smooth that play a decisive role, elasticity is good and usually the part of thicker bearing material mechanism constitute by high thermal conductivity materials.In addition, by having guaranteed that with a thin sliding layer friction is less in the relative movement between lining and supporting contact surface, this is that the extension process is desired, and thin sliding layer does not hinder the elastic bending of the bearing material mechanism at place, circular trackway commutation subregion.
In a word, working method of the present invention and device have been following feature.
When using method of the present invention, the lining of processing is arranged in order, successively carry out the processing of several operation, wherein comprise a charging at least and flatten operation and extension operation subsequently, or heat treatment step, and the front and back of extension operation or heat treatment step are to lining tabulation planar survey, and this moment, lining was in proximate stationary state.The lining piece is pressed beat by a working track or each machine table, as charging platform, extension platform and drying table etc.Bear the processing of various operations at these machine table place lining pieces, comprising that charging flattens operation, transmits operation, extension operation and heat treatment step or drying process (comprising vacuum drying treatment).
In device of the present invention, be provided with transporting mechanism, machine table and the scanning-surface measurement device that transmits the lining piece along working track.Wherein this scan-type surface measurement device has a scanning field that constitutes at the scanning element supporting surface zone, that arranged by ranks shape or rectangular of lining piece at least.Establish the smooth mechanism's (as aspirating mechanism) of maintenance lining piece in the supporting surface location.In addition, transporting mechanism have one along closed orbit around driving mechanism, that driving mechanism has that straight line moves is past, return branch, and the commutation section between two branches, and the commutation section of the flexible part of bearing material mechanism and driving mechanism adapts.This flexible part is made of the plate of high thermal conductivity materials, as metal, and aluminum or aluminum alloy preferably, its thickness is 0.1mm to 1mm, its Young's modulus is at least about 0.5 * 10
4KP/mm
2Bearing material mechanism is made up of multilayer, and wherein having one deck at least is the metal sheet layer of high thermal conductivity, and has the good upper layer of one deck sliding at least.
The present invention is further illustrated by embodiment according to accompanying drawing below.
Fig. 1 is the side-view of beat-type of the present invention by device, and this device has charging platform (stand) 1, the extension-drying table 2 of extension platform or associating and drying table 3 in the reversion section 4 at it on around the travelling belts 7 of reversing roller 5 and 6 operations.The cladding piece L that flattens on charging platform 1 carries out the processing treatment of the corresponding operation of multiple tracks in order, and preferably during each operation travelling belt be in and staticly undertaken by the beat operating method.Between static beat and processing beat, the cladding piece is sent to extension-drying table 2 and is sent to drying table 3 from extension-drying table 2 from charging platform at high speed.
The major parts of drying table 2 is lids 8, and this lid stretches tight when the lining piece extends and pasting the lining piece, below lid, have one proximate by pressure and frictional force and lining piece, radially have elasticity and telescopic film M.Corresponding arrow A represents that lid rises when the lining piece enters, and lid descends after the lining piece enters into Working position, so that film M is attached on the lining piece.By means of a ring liner seamless on machined surface (or sealing-ring), pasting the gap space or the cavity of the film of lining piece and (air-locked) admittance lining piece that supporting surface forms a sealing.This cavity links to each other with a unshowned air extractor.By the negative pressure that the pumping process in the cavity of gap produces, film M is acted on the lining piece with a uniform pressure, and form an effective frictional engagement force with the lining piece.By means of an extension cylinder or a like surrounding edge stepless action, that on thin film planar, radially act on outward by the lining at film M, make the area of film increase to size given in advance, at this moment, lining piece (leather substance) between the supporting surface that is clipped in film downside with frictional influence and is made of lubricious material extends along with film carries out area under the effect of sticking power.Simultaneously, in order to guarantee the extension process of lining piece, with a planar equally distributed heating unit 9, from the following face-to-face material piece heating of the travelling belt that constitutes by good thermal conductive material.The degree of heating is to measure like this, promptly makes the evaporation of lining piece humidity reach predetermined degree.Thus the steam of Xing Chenging by air extractor and on film surface uniform aspirating hole extract out, thereby form predrying effect.At drying table 3 places, Vacuumdrier 11 is made of the heating unit 10 of downside and the suction hood 11 of upside like that by people are known, and this Vacuumdrier is made last drying treatment to the lining piece.Therefore at extension-drying table 2 and drying table 3 places lining piece (leather material) has been carried out thermal treatment.
In this processing and treating method of the present invention, expect that over there the extension-drying process that piece carries out and the front and back of drying process all will carry out surface measurement (area measurement).Thereby quality monitoring that continues that the front has been mentioned and the possibility of optimizing machined parameters have been realized.
In the front and back of machine table 2 and 3 surface measurement device I, II and III have been installed all, these devices respectively have the regional I a of scanning (detection), II a and the III a of a linear extension on the machined surface width, each means of illumination I b, an II b and III b and each photoelectricity determinant photographic camera I c, an II c and III c.This determinant photographic camera contains the scanning element of arranging by ranks shape, and it aims at a scanning area (or scanning field) that is correspondingly linear, that extend on the machined surface width.An optical element (or lens system) affacts the image of scanning area on the scanning element that is made of optical sensor (this is as known CCD element).Surface measurement is during carrying beat being in by the lining piece under the kinestate of location before and after charging platform, extension platform and drying table to be undertaken.Carry in the beat at one, prolong and the scanning area of machined surface width is crossed over the whole surface area zones of extensibility of lining piece, survey its area size and needed data of its profile in case of necessity thereby can obtain all.Therefore there are not any and the delay of measuring the relevant course of processing (or deceleration).
The processing of scan-data and analysis are carried out in the known commercial device that generally has, and here these devices are not described, and also needn't do any discussion.So in practice, can do any further analysis to the result of surface measurement and expense is very low again according to people's hope.
Recommendable is for operator measuring result directly to be presented on the processing unit (plant).In addition, in surface measurement, all carry out the measurement of area difference, prove advantageous in the front and back of an operation.
Another embodiment of the present invention also has its advantage.In this embodiment, surface measurement is under the situation that is similar to stationary state at the lining piece and carries out.Except using the common pick up camera that has determinant scanning, can carry out surface measurement under this stationary state by means of photoelectric scanning device, wherein this photoelectric scanning device has a rectangular sensor device, and it has an optical system of aiming at lining piece supporting surface.This device especially can consider to be used to be positioned at the surface measurement of the lining piece that has flattened on the charging platform, also can be used for the machine table of the adjustable for height processing unit (plant) of its supporting surface in addition, for example extending apparatus and/or drying installation.In this layout, generally can without difficulty that measuring object is enough big size place under the optical scanning.
Figure 2 shows that in the surface measurement zone to keeping the smooth special measure of taking of lining piece (or cladding).Here show the part of supporting surface AF, a flexible bearing material TR of mechanism that slides is arranged on one section of supporting surface AF thereon, be used to accept lining piece L.In device shown in Figure 1 along working track vertically on arranged in sequence several such bearing material mechanisms.Each bearing material mechanism is for example by a crossbeam across the working-surface width (Fig. 2 illustrates with cross-sectional view) and a driving mechanism that is installed in the closed circulation operation of back, for example chain or analogue are connected, and are driven on throughput direction along working track.In supporting surface AF, be equipped with one that flexible bearing material mechanism is worked, prevent the smooth holding device that a back bearing material mechanism is bent upwards or arches upward.This device is made suction unit, is included in the UR of negative pressure chamber that the plate body PK of supporting surface AF is provided with below, and this chamber UR links to each other with a not shown assembly of bleeding, and by suction orifice SB the downside of bearing material mechanism is applied effect.
Device shown in Figure 1 comprises an e Foerderanlage that stretches along working track, and it has a driving mechanism along the closed orbit operation at least.Driving mechanism is gone up reversion section 4(or is called toward operation branch except there being one), also have a following reversion section 12(or be called and return operation branch) and these two commutation sections between the branch of layout up and down.Just it is to be noted a reversing system UV who transmits the lining piece in the beginning zone of returning orbit on this point.Also has one in addition along the guiding e Foerderanlage RTV that returns orbit and under it, extend, it is the auxiliary conveying belt of a closed circulation operation in form, and the transmission mechanism that does not illustrate of this auxiliary conveying belt and the transport unit of main conveying device are synchronous.By means of main conveying device, the lining piece sends back to the feed end of equipment according to beat, and therefore having only needs operator herein.
In addition, there is a transmission means of delivery UG in beginning zone at the stub area of returning orbit or past orbit, it takes off and is returned running guiding device or returns the operation e Foerderanlage lining piece of sending back to and it is sent to an outgoing position, and this outgoing position directly is placed in feed end, operator's the work area of equipment.Can make operation rationalization once more thus.At last, equipment shown in Figure 1 return be provided with in the operation ramose zone one with the effective machine table (station) that connects of the lining piece of arranging in order, i.e. a drying aid platform NT who has radiation heating.Extension platform, drying table and/or a warm table or a plurality of this machine table also can be set equally, here.
The bearing material mechanism of accepting lining piece to be measured has certain stiffness, and this keeps smooth for lining piece to be measured is significant.According to Fig. 3, be provided with for this reason smooth, to small part softish and the TR of bearing material mechanism that links to each other with drive unit.The most surfaces of this bearing material mechanism near its whole surface, all is dimensional stability preferably, but is that elasticity is flexible.The sort of toward operation branch (go up reversion section) with return in the e Foerderanlage that the commutation section is housed between the target phase branch as shown in embodiment, the bending radius of the flexible part of bearing material mechanism can be deformed to and can adapt with the radius of bearing material mechanism commutation section.
For example see Fig. 1 and 2 in order to make heat effectively from a heating unit from a surperficial contacted heating unit 9(with the piece of lining vis-a-vis of the TR of bearing material mechanism) be fed on leather or the lining piece, the flexible part of bearing material mechanism is at least by the plate TR of high thermal conductivity, especially metal
aConstitute, its thickness is at 0.1mm～1mm.It is again to have steel rigid that this measure makes bearing material mechanism have certain elasticity simultaneously, and can not destroy the deformability in commutating zone bearing material mechanism.Adopted its modulus of elasticity to be at least about 0.5 * 10 for reaching this purpose
4KP/mm
2Metal sheet, aluminum or aluminum alloy preferably.Adopt a kind of like this structure that its special advantage is arranged in the reality, promptly bearing material mechanism has several laminate structures according to mode shown in Figure 3, and it has a high thermal conductivity layer at least, and a plate TR is preferably arranged
aOr metal level and upper layer that at least one is convenient to slide.
Claims (24)
1, the processing and treating method that is used for soft fabric block, be particularly useful for leather, animal skin, fur or analogue, when adopting this method, the lining piece carries out the processing of several manufacturing procedure in order, it is characterized in that, at least comprise a charging in order in the manufacturing procedure of carrying out and flatten operation and an extension operation subsequently, and before or after the extension operation, the lining piece is carried out surface measurement.
2, the processing and treating method that is used for soft fabric block, be particularly useful for leather, animal skin, fur or analogue, when adopting this method, the lining piece carries out the processing of several manufacturing procedure in order, particularly according to claim 1 like that, it is characterized in that, at least comprise a charging in order in the manufacturing procedure of carrying out and flatten operation and a heat treatment step, especially drying treatment was also carried out surface measurement to the lining piece before it after heat treatment step or drying treatment or in case of necessity.
3, according to claim 1 or 2 described processing and treating methods, it is characterized in that, the lining piece is according to a series of processing beat and transmit beat by a working track, wherein when the processing beat, the translational speed of lining piece is to be in the state that is lowered with respect to transfer rate, preferably is in to be similar to the immobilized state at least.
According to the described processing and treating method of claim 3, it is characterized in that 4, the surface measurement of enforcement when charging platform, extension platform and drying table are regional is in to be similar under the stationary state at it at least and carries out to the lining piece.
According to described processing and treating method one of in the claim 1 to 4, it is characterized in that 5, to transmit surface measurement that operating lining piece implements be to carry out in the zone before reaching to being in charging platform, extension platform and drying table after.
6, according to any described method in the aforementioned claim, it is characterized in that, before a manufacturing procedure and after under the surface measurement situation of carrying out, carried out the measurement of surface area difference.
7, the processing and treating method that is used for soft fabric block, be particularly useful for leather, animal skin, fur or analogue, when adopting this method, the lining piece is by a working track, especially according to one of in the claim 1 to 6 described like that, it is characterized in that, in the processing that the lining piece is carried out, at first have a charging at least and flatten operation, thereafter at least one transmits operation, translational speed at the lining piece is in respect to transfer rate under the state that is lowered then, preferably is under the proximate at least stationary state and carries out another manufacturing procedure, wherein has a heat treatment step or drying process at least.
8, in accordance with the method for claim 7, it is characterized in that another manufacturing procedure that the lining piece is carried out is a vacuum drying treatment.
9, realize the device of the described processing and treating method of arbitrary aforementioned claim, it is characterized in that this device has following feature:
A) be provided with a transporting mechanism that is used to transmit the lining piece of arranging in order along the working track operation;
B) be provided with charging machine table and at least one a machine table subsequently along working track to lining piece processing treatment with lining piece supporting surface;
C) be provided with at least one surface measurement device in a machine table zone at least.
10, according to the described device of claim 9, it is characterized in that having a surface measurement device at least, it has the scanning field of a linear stretch on lining piece width.
11, according to the device of claim 10, its characteristic is that at least one scanning field of surface measurement device is made of the scanning element of a ranks shape.
12, be used for the processing treatment soft fabric block, especially the device of leather, animal skin, fur and analogue, especially according to described device one of in the claim 9 to 11, wherein the lining piece carries out an extension and/or dry manufacturing procedure at least, have that lining piece supporting surface and one and this supporting surface match, especially with respect to height-adjustable extension of this supporting surface and/or drier, it is characterized in that scanning-surface measurement device has a scanning field that is provided with in the supporting surface zone at least.
13, according to the described device of claim 12, it is characterized in that having a scanning-surface measurement device at least, it has a scanning field that is made of the scanning element of matrix form at least.
14, according to the device one of in the claim 9 to 13, it is characterized in that a photo-electric scanning-surface measurement device is arranged, it has an optical system, and this optical system images in scanning field on the scanning element that is made of optical sensor.
15, according to described device one of in the claim 7 to 14, it is characterized in that, scanning-surface measurement device has a scanning field that is arranged in the lining piece supporting surface at least, and this supporting surface has one to make the lining that will scan keep smooth mechanism's (or being called smooth maintaining body) in the scanning field zone.
According to the device of claim 15, it is characterized in that 16, smooth maintaining body is an aspirating mechanism.
17, be used for soft fabric block, especially leather, animal skin, fur and analogue carry out processing treatment, especially heat-treating apparatus, especially according to described device one of in the claim 9 to 16, it has a transporting mechanism along the working track operation, this transporting mechanism has a driving mechanism that goes in ring along a closed orbit at least, this driving mechanism have the guiding of straight line at least partially toward operation branch (going up the reversion section) and return and move branch's (following reversion section) and these two commutation sections between the branch of layout up and down, it is characterized in that, the lining block transfer is provided with one and returns operation-guiding mechanism or return operation-transporting mechanism to the reversing mechanism in the beginning zone of returning orbit with along return orbit to small part being provided with one toward operation ramose end regions.
18, according to the device of claim 17, it is characterized in that, the instrument that transports that transmits is arranged at the end regions that returns orbit and in the beginning zone toward orbit, and it takes off from returning returning the lining that comes and being sent to an output station on operation-guiding mechanism or the transporting mechanism.
According to claim 17 or 18 described devices, it is characterized in that 19, be provided with a lining piece with arrangement in order at least and be effective machine table that is connected in returning operation ramose zone, platform, drying table and/or warm table especially extend.
20, be used for soft fabric block, especially leather, animal skin, fur or analogue carry out processing treatment, especially heat-treating apparatus, especially according to described device one of in the claim 9 to 19, it has a transport unit along the working track operation, it is characterized in that, transporting mechanism has a drive unit along the working track operation at least, flat with at least one, to small part softish and the bearing material mechanism that links to each other with drive unit, the overwhelming majority surface of this bearing material mechanism, preferably its all surfaces approx is a dimensionally stable, but again can elastic bending.
21, according to the described device of claim 20, it is characterized in that, transporting mechanism has a driving mechanism that goes in ring along a closed orbit, driving mechanism has one to be that past operation branch and same the returning that straight line guides moves branch basically, and be arranged on two commutation sections between the branch, the bending radius of the flexible part of bearing material mechanism can with the radius of driving mechanism commutation section recoverable deformation adaptably.
22, according to the device of claim 21, it is characterized in that, the flexible part of bearing material mechanism have at least a high thermal conductivity, the plate of metal especially, the thickness of plate is 0.1mm to 1mm.
According to the device of claim 22, it is characterized in that 23, plate is at least about 0.5 * 10 by a kind of its Young's modulus
4Kp/mm
2Metal form aluminum or aluminum alloy preferably.
24, according to described device one of in the claim 20 to 23, it is characterized in that bearing material mechanism has a plurality of laminate structures, wherein have a high thermal conductivity layer at least, preferably plate layer or metal level, and have a upper layer that sliding is good at least.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3928095.0 | 1989-08-25 | ||
| DE3928095A DE3928095A1 (en) | 1989-08-25 | 1989-08-25 | METHOD AND DEVICE FOR MACHINING SOFT-FLEXIBLE FLAT MATERIAL PIECES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1049683A true CN1049683A (en) | 1991-03-06 |
Family
ID=6387848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90106943A Pending CN1049683A (en) | 1989-08-25 | 1990-08-13 | The working method of soft fabric block and device |
Country Status (6)
| Country | Link |
|---|---|
| KR (1) | KR920701484A (en) |
| CN (1) | CN1049683A (en) |
| CZ (1) | CZ414590A3 (en) |
| DE (1) | DE3928095A1 (en) |
| PT (1) | PT95074B (en) |
| WO (1) | WO1991002821A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830424A (en) * | 2010-04-30 | 2010-09-15 | 重庆平伟科技(集团)有限公司 | Vacuum adsorption molding method for realizing continuous production |
| CN102586501A (en) * | 2012-02-16 | 2012-07-18 | 南通思瑞机器制造有限公司 | Through-feed vacuum dryer |
| CN102771957A (en) * | 2012-07-09 | 2012-11-14 | 宗占国 | Multifunctional drying machine for uppers and shoe-trees |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4039251A1 (en) * | 1990-12-10 | 1992-06-11 | Dokoupil Jiri | DEVICE FOR PROCESSING LEATHER, FURS, FURS AND SIMILAR MATERIALS |
| DE19608094A1 (en) * | 1996-03-02 | 1997-09-04 | Dokoupilova Magdalena | Quickly replaceable membrane for vacuum stretching and drying machines for leather |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2612696A (en) * | 1950-01-11 | 1952-10-07 | United Shoe Machinery Corp | Workpiece area measuring machine |
| DE1241937B (en) * | 1962-11-06 | 1967-06-08 | Paolo Bocciardo | Vacuum drying device for tanned animal hides |
| GB1122548A (en) * | 1965-11-23 | 1968-08-07 | Trockentechnik Gmbh | Drying apparatus |
| FR2051686A1 (en) * | 1969-07-11 | 1971-04-09 | Genacchi Manaresi Ingg | Measurement and control of flat sheet- - type articles |
| ES407025A1 (en) * | 1971-09-28 | 1975-11-01 | Scaal | Machine for the drying of articles of little dimensional stability, of the genre of the leather and animal skins. (Machine-translation by Google Translate, not legally binding) |
| IT947655B (en) * | 1972-02-17 | 1973-05-30 | Polvara D | MACHINE FOR NAILING AND DRYING LEATHER PARTICULARLY BOVINE, SHEEP AND GOATS |
| DE2545493A1 (en) * | 1974-10-10 | 1976-04-22 | Shoe & Allied Trades Res Ass | METHOD AND DEVICE FOR THE SIZING OF WORK PIECES |
| FR2307040A1 (en) * | 1975-04-10 | 1976-11-05 | Mercier Georges | Skin and hide stretching device - with reciprocating-porous belt over perforated vacuum box, saves manpower |
| DE2524018C3 (en) * | 1975-05-30 | 1979-03-22 | Arenco-Bmd Maschinenfabrik Gmbh, 7500 Karlsruhe | Continuous ironing and embossing machine for leather or the like |
| FR2362930A1 (en) * | 1976-08-24 | 1978-03-24 | Ticinese Ind Essiccatoi | CONTINUOUS SKIN DRYER WITH SKIN STRETCHER, MANUAL OR AUTOMATIC |
| DE3010003C2 (en) * | 1980-03-15 | 1986-02-13 | Jiří Dipl-Ing. 6251 Gückingen Dokoupil | Method and device for enlarging and drying areas of leather, hides and similar materials |
| DE3521357A1 (en) * | 1985-06-14 | 1986-12-18 | Reinhard Dipl.-Ing. 8751 Heimbuchenthal Bäckmann | Method and device for optimising image-processing systems in textile and leather processing |
| DE3831087A1 (en) * | 1988-09-13 | 1990-03-22 | Moenus Turner Maschf | Leather-working appliance |
| DE3833068A1 (en) * | 1988-09-29 | 1990-04-05 | Dokoupil Jiri | METHOD AND DEVICE FOR STRETCHING LEATHER |
-
1989
- 1989-08-25 DE DE3928095A patent/DE3928095A1/en not_active Withdrawn
-
1990
- 1990-06-22 KR KR1019910700380A patent/KR920701484A/en not_active Application Discontinuation
- 1990-06-22 WO PCT/EP1990/000993 patent/WO1991002821A1/en active Application Filing
- 1990-08-13 CN CN90106943A patent/CN1049683A/en active Pending
- 1990-08-22 PT PT95074A patent/PT95074B/en not_active IP Right Cessation
- 1990-08-24 CZ CS904145A patent/CZ414590A3/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101830424A (en) * | 2010-04-30 | 2010-09-15 | 重庆平伟科技(集团)有限公司 | Vacuum adsorption molding method for realizing continuous production |
| CN102586501A (en) * | 2012-02-16 | 2012-07-18 | 南通思瑞机器制造有限公司 | Through-feed vacuum dryer |
| CN102771957A (en) * | 2012-07-09 | 2012-11-14 | 宗占国 | Multifunctional drying machine for uppers and shoe-trees |
Also Published As
| Publication number | Publication date |
|---|---|
| PT95074B (en) | 1997-08-29 |
| WO1991002821A1 (en) | 1991-03-07 |
| PT95074A (en) | 1992-06-29 |
| DE3928095A1 (en) | 1991-02-28 |
| CZ414590A3 (en) | 1997-11-12 |
| KR920701484A (en) | 1992-08-11 |
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