CN1609321A - Apparatus and method for the wet heat treatment of continous textile substrates - Google Patents

Apparatus and method for the wet heat treatment of continous textile substrates Download PDF

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Publication number
CN1609321A
CN1609321A CNA2004100857798A CN200410085779A CN1609321A CN 1609321 A CN1609321 A CN 1609321A CN A2004100857798 A CNA2004100857798 A CN A2004100857798A CN 200410085779 A CN200410085779 A CN 200410085779A CN 1609321 A CN1609321 A CN 1609321A
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China
Prior art keywords
chamber
pressure
textile substrates
sealing element
treatment fluid
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Granted
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CNA2004100857798A
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Chinese (zh)
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CN100532674C (en
Inventor
佛朗哥·贝托尔多
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Sperotto Rimar SpA
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Sperotto Rimar SpA
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B23/00Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
    • D06B23/14Containers, e.g. vats
    • D06B23/16Containers, e.g. vats with means for introducing or removing textile materials without modifying container pressure
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • D06C7/02Setting
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B23/00Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
    • D06B23/14Containers, e.g. vats
    • D06B23/18Sealing arrangements
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C2700/00Finishing or decoration of textile materials, except for bleaching, dyeing, printing, mercerising, washing or fulling
    • D06C2700/13Steaming or decatising of fabrics or yarns

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

A continuously operating apparatus for the wet heat treatment of a continuous textile substrate advancing in a predetermined direction is described, the apparatus comprising: a unit for hydro-thermal treatment of the textile substrate, comprising a chamber able to contain a heated treatment fluid; a first group for conveying the textile substrate into the hydro-thermal treatment unit; and a second group for conveying the textile substrate out of the hydro-thermal treatment unit, characterized in that it also comprises pressure sealing groups, said pressure sealing groups being associated with said substrate conveying groups so as to close said chamber in a substantially sealed manner so that the treatment fluid may be pressurized to a pressure higher than atmospheric pressure.

Description

The apparatus and method that are used for the continous textile substrates humid heat treatment
Technical field
The present invention relates to textiles part and be specifically related to the wet process of continous textile substrates.More specifically it relates to a kind of apparatus and method that are used for the continous textile substrates humid heat treatment.
Background technology
In the circulation of handling continous textile substrates-situation at fabric under-in untreated loom stage and the clothing finished two diverse treatment steps can be arranged usually between the stage: a wet treatment step and a dry-cure step.
For example, specifically with reference to wool fabric or the fabric that mainly comprises wool fibre illustrate that the basic order of pre-treatment operation can be: " washing-setting-dyeing " or " washing-setting-fulling milling-dyeing ".
Known that fulling milling and the dying operation carried out use chemical agent and stand violent mechanism in suitable high-temperature tank, if not setting in advance can cause more or less irreversible physics and mechanically deform in the fabric.
The setting fabric or stablize its flat surface structure instigate basically its with straight, launch and stand water-heat treatment with the form of compression if desired, it reaches a temperature, this temperature will be subsequently by the temperature of fulling and/or dyeing a little more than fabric.Because be used for the temperature of the water bath of wool fabric dyeing is approached boiling temperature, the water-heat-set treatment of reaching a conclusion thus must be above at least 100 ℃.
The most ancient wool thermosetting process is based on discontinuous system, it typically is between two beams of a loom alternately unwinding and again around fabric, and it is immersed in hot water bath; At last, fabric is by making it and pass that the cold water bath is cooled and assembling at the machine exit place.The temperature of handling bath changes to boiling point from minimum 60-80 ℃.In some cases, the reduction chemical products adds handles bath, and described product promotes and quicken the setting reaction of wool fibre.The most known and the technology that still use sometimes of this type is simpler " with jar boiling (potting) " technology and more perfect " crabbing (crabbing) " technology.
These technology can give setting to a certain degree, and partly owing to the help of chemical products, these setting are normally enough, and described chemical products promotes the intermolecular reaction of wool fibre.Yet, inhomogeneous rising of dyeing that the dyeing affinity that chemical auxiliary processing is not eliminated to be increased because of fiber causes and the homogeneity that therefore causes lacking staining power and tone.
Yet the most passive aspect is associated low-down productivity ratio and high labour intensity.
A crabbing that more novel mode is the continued operation type of crabbing, its with regard to reality setting technology with former different.
One of crabbing changes the main band with rigidity and non-substantially flexible underlying structure that uses more recently and effectively continuously, and described structure is made fluid-tight by the coating silicone.These characteristics make and are obtaining specific pressure on the roller surface and on the fabric that its steam very high so that produce can reach than the remarkable higher pressure and temperature of atmospheric conditions.Therefore, fabric also is heated to the numerical value more much higher than water boiling temperature.
More recently a mode of crabbing if it has solved the technological problems that setting is handled in pressurized environment satisfactorily on the one hand, has caused the quality problem of fabric again on the other hand continuously, and it be unsurmountable for this to it seems so far.In fact the labyrinth of novel holddown belt and the significant efficient in obtaining required supercharging condition thereof have caused irreversible damage to the most of products through being subject to processing, and so consequently cause the decline of this technology.
Attempted designing a kind of hydrosetting machine of continued operation, it combines in U.S. Pat 4,152, and the use hydrostatic pressure that discloses in 908 is crossed thermal process is handled fabric in hot water former idea.A heating of metal cylinder rotates at internal tank, and its actual mass-impregnation is in hot water.The fabric that will be formalized is wound up into cylinder surface by feeding and is impregnated in the heated setting bath, leaves container and by other water cooling at the end of its transmission route.Entrance and exit opening part at container produces water column, and applies the pressure that equals its hydrostatic pressure thrust on the setting bath.Thereby, the setting bath be heated to the temperature that is equivalent to its pressure, so basically fabric in water with Temperature Treatment a little more than 100 ℃.In conjunction with the locking device with the effect of steam overcoat, stretch by its lower surface from the heat setting bath at the entrance and exit opening part of container for the second way of above-mentioned machine.Basically, this device that is made of the roller of three mutual rotation contacts of a cover plans to make steam to apply certain pressure on the surface of typing bath.Yet open cross-section is not by described device complete closed, and it has reserved the breathing gap that communicates with external environment.
The passive aspect of this solution is that the needs that the degree of superheat that obtains must be remained in certain scope by the size with the static pressure post limit, and the temperature of the bath that therefore formalizes is lower.The size of machine has also constituted main restriction.
Summary of the invention
Main purpose of the present invention provides a kind of apparatus and method that are used for the continous textile substrates humid heat treatment, and its solution has also overcome the shortcoming of known devices.
This purpose with other purpose by realizing according to the device of claim 1 with according to the method for claim 22.Dependent claims defines further favorable characteristics of the present invention.All claims are interpreted as the integral part of this specification.
According to first aspect, the invention provides a kind of continuous plant that is used for the continous textile substrates humid heat treatment of advancing at predetermined direction, described device comprises: one is used for textile substrates water-heat treated unit, and it comprises a chamber that can hold heat treated liquid; An assembly that is used for textile substrates is delivered into entry-thermal treatment unit; And assembly that is used for textile substrates is carried leaving water-thermal treatment unit, its spy is: it also comprises the wiper seal assembly, described wiper seal assembly combines with described matrix conveying assembly, so that seal described chamber in the mode of basic sealing, so treatment fluid can be pressurized to the pressure higher than atmospheric pressure.
Preferred each described conveying assembly comprises at least one driven roller.
Preferred each described wiper seal assembly comprises the roller of a basic inertia, and it has a lateral surfaces with elastomeric material lining.
Described device preferably also comprises pressed sealing device, and it is cooperated with described wiper seal assembly.
Preferred each described wiper seal assembly comprises a longitudinal sealing element, the lateral surfaces of its concordant at least one driven roller of joint in the bottom.
Preferred each described wiper seal assembly comprises the first transverse sealing element, and its mode with sealing laterally engages in associated end with the lateral surfaces of at least one driven roller.
Preferred each described wiper seal assembly comprises the second transverse sealing element, and it is to the described first transverse sealing element of the concordant engages drive roller of small part.
Preferred described longitudinal sealing element comprises an expandable tubular, and a slider component of being made by the anti-friction material is set thereon.
Typically described longitudinal sealing element basically with end plate to constituting one.
The preferred described first transverse sealing element comprises slider component, and they be semicircle substantially and are made by the anti-friction material, and they are connected with the elastic thrust element.
End plate centering is accommodated and be supported on to the preferred described first transverse sealing element.
The preferred described second transverse sealing element comprises slider component, and they be circle substantially and are made by the anti-friction material.
The typically described second transverse sealing element links to each other with the end wall of described idler roller, and concordant engagement end plate is right.
A preferred rotation-preferred heating-rotatingcylindrical drum is housed in described chamber interior.
Preferred described chamber comprises a part, and it holds a dancer rools that is used to control described textile substrates tension force.
Advantageously described dancer rools is operably connected to the described assembly that is used for textile substrates is transported to the unit.
Be preferred for first pipeline that textile substrates water-heat treated described unit comprises the treatment fluid supercharging that is used to supply with and make described chamber interior.
Be preferred for textile substrates water-heat treated described unit and comprise second pipeline that is used to heat described chamber interior treatment fluid.
Advantageously described first supply and pressure piping and described second heating pipe line are operably connected to a treatment system.
Typically described treatment fluid is basically based on the liquid of water.
Advantageously, the equalizing pressure that depends on temperature of water and the relational expression that depends between the equilibrium temperature of pressure are transfused to described electronic processing system, thereby can determine pressure pre-determine setting-point value " Pset " and temperature pre-determine setting-point value " Tset ", make treatment fluid actual pressure " Pe " and actual temperature " Te " is determined and make comparisons with separately setting-point value " Pset " and " Tset ", and regulate actual pressure if desired and actual temperature is worth up to each, just the deviation between " Pe " and " Pset " and " Te " and " Tset " falls into the predetermined margin of tolerance respectively.
A kind of method that is used in the humid heat treatment that pre-determines the continous textile substrates that direction advances is provided according to a second aspect of the invention, said method comprising the steps of: described textile substrates is delivered into be used for textile substrates water-heat treated unit; Textile substrates with the treatment fluid water-thermal chamber inside of heating; And described textiles carried leave the unit, it is characterized in that following steps: seal described chamber in the mode of basic sealing by the wiper seal assembly; And make the treatment fluid in the chamber of sealing with sealing means be pressurized to the pressure higher than atmospheric pressure.
Description of drawings
The present invention will read with reference to the accompanying drawings by being described in detail in the following detailed description that provides in the non-limiting example mode, wherein:
-Fig. 1 has shown a schematically basic cross-sectional view strength according to the device of first embodiment of the invention;
-Fig. 2 has shown the schematically basic cross section zoomed-in view according to the intake section of Fig. 1 device;
-Fig. 3 has shown the schematically basic cross section zoomed-in view according to the exit portion of Fig. 1 device;
-Fig. 4 has shown the viewgraph of cross-section of A-A line in Fig. 5;
-Fig. 5 has shown the viewgraph of cross-section of B-B line in Fig. 4;
-Fig. 6 has shown a schematically basic cross-sectional view strength of the amplification according to the intake section of second embodiment of the invention device; And
Fig. 7 has shown a schematically basic cross-sectional view strength of the amplification according to the exit portion of second embodiment of the invention device.
The specific embodiment
Fig. 1 has shown the overview of first embodiment of a continuous plant 1, and described device 1 is used for the humid heat treatment of the continuous matrix 2 of advancing at predetermined direction.Typically, described continuous matrix is fabric.Device 1 comprises: be used for fabric water-heat treated unit 3; Be used for fabric is delivered into first assembly 40 of processing unit 3; Be used for fabric is carried second assembly 41 that leaves processing unit 3; The part 6 that is used for fabric pre-preg; The part 7 that is used for the fabric dehydration.Device 1 also comprises the wiper seal assembly 50 and 41 that is connected with described conveying assembly 40,41.
More specifically, be used for fabric water-heat treated unit 3 and comprise a bearing structure 30, its inwall 31 has the profile of substantially cylindrical and defines the chamber 32 of a substantially cylindrical.Chamber 32 holds a preferred heated rotatingcylindrical drum 33.Preferred described rotatingcylindrical drum 33 rotates by means of known electric machine (not shown) about axis 330.
Rotatingcylindrical drum 33 limits by lateral surfaces 331.The inwall 31 of lateral surfaces 331 and bearing structure 30 has been determined the first 320 of described chamber 32.
The inwall 31 of described bearing structure 30 comprises a center upper portion part 310 and upper lateral surface portion 311 and 312, the second Room part 321 and 322 that they have been determined to be used to form fabric and enter/leave the entrance and exit of processing unit 3.Inwall 31 comprises another one part 313, and it defines one the 3rd Room part 323.Described the 3rd Room part comprises the member that is used to control described fabric tension.Described second portion 321 and 322 is opened at the top and respectively at inner rotary supporting roller 332 and 333, in order to drive fabric; The 3rd Room part 323 supports a pair of directed again roller 334 and is arranged on the roller 335 that is used to regulate described fabric tension between them in the inside rotation.Described dancer rools 335 may be operably coupled to the electronic processing system (known and not shown) of described device.
Described water-thermal treatment unit 3 also comprises first pipeline 34 that is used to supply with and make treatment fluid 35 superchargings, and second pipeline 36 that is used for heating liquid 35.
First pipeline consists essentially of a container 340 that comprises treatment fluid, be used to supply with and make the pump 341 of liquid superchargings in the chamber 32, be used for from container 340 draw liquid suction tube 342, lead to the carrier pipe 343 of chamber 32 third parts 323 and be used for excess liq from the chamber 32 pipes 344 that return or flow out to container 340.Expediently, a pressure sensor 343a is along carrier pipe 343 combinations.In addition, be used for that pipe 345 that described treatment fluid supplies with is connected to container 340 and in conjunction with a control valve 345a.At last, a liquid surface measuring device 340a is arranged in the described container 340: pressure conveyer 343a and control valve 345a can be operatively connected electronic processing system to described device (known and not shown).
Second heating pipe line 36 comprises the pump 360 of the described treatment fluid that is used to reflux, and the conveying of described treatment fluid is connected with a heat exchanger that is used for heat treated liquid.Be connected to pipe 362 at conveyor side heat exchanger 361, it is connected with the second portion 322 of chamber 32.Also be connected to a pipe 363 at entrance side pump 360, it is connected to the carrier pipe 343 of first pipeline 34.
Expediently, a temperature sensor 362a is along pipe 362 combinations.In addition, heat exchanger 361 has a supply pipe 364 that is used to supply with known heating liquid, and known heating liquid is steam, diathermanous wet goods and be used to discharge the pipe 365 of described heating liquid for example.A control valve 364a is along described supply pipe combination.Expediently, temperature sensor 362a and control valve 364a may be operably coupled to the electronic processing system (known and not shown) of described device 1.
With reference to Fig. 2, according to first embodiment, the assembly 40 that is used for delivering into fabric comprises a spreading roll 42, a pair of driven roller 400 that is connected with transmission device 403 (schematically showing at Fig. 1) with electric machine 402.
Similarly, with reference to Fig. 3,, be used for carrying the assembly of output fabric to comprise a spreading roll 43, a pair of driven roller 400 that is connected with transmission device 413 (schematically showing) with electric machine 412 at Fig. 1 according to first embodiment.Expediently, all driven roller 400 be set to them axis along identical horizontal plane.In addition, the right roller of each roller is apart from one another by opening.
With reference to Fig. 2,4 and 5, wiper seal group 50 comprises an idler roller 500, and its lateral surfaces 501 has the lining 501a of a known elasticity material, for instance, and for example natural rubber, synthetic rubber or analog.The lateral surfaces 501 of idler roller 500 is the lateral surfaces 404 of contact driven roller 400 vertically.In addition, in each axial wheel hub 502,502 ' zone, idler roller 500 is connected with the pressure transfer device 503,503 ' of known type, for example pneumatic, hydraulic pressure or oil gear or analog.
With reference to Figure 4 and 5, be used for delivering into the assembly 40 (and the assembly 41 that is used to carry the output fabric) of fabric and black box 50,51 by support and be housed in end plates 52,52 ' vertical and horizontal potted component is connected.
The lateral surfaces 404 of driven roller 400 is concordant with longitudinal sealing element 504 in the bottom.Potted component 504 settings parallel to each other and be parallel to the axis of described driven roller.At last, they and plate constitute one to 52 and 52 '.
In addition, the lateral surfaces 404 of driven roller 400 is respectively held to the concordant joint first transverse sealing element 506,506 ' of small part at it, and this first transverse seal vertically is provided with respect to described longitudinal sealing element.The first transverse sealing element is accommodated 52,52 ' with respect to plate and is fixed.
Along end portion 508,508 ', idler roller 500 is connected with each second transverse sealing element 509,509 '.The second transverse sealing element 509,509 ' the first transverse sealing element 506,506 ' to the concordant engages drive roller of small part.Their also concordant fish plates are to 52,52 '.
In the structure shown in Figure 1, the first transverse sealing element 506 of the interconnecting of driven roller 400 and idler roller 500, driven roller and longitudinal sealing element 504 and the first transverse sealing element 506,506 ' engage, driven roller 400,506 ' with the second transverse sealing element 509 of described idler roller, 509 ' engage and the described second transverse sealing element 509,509 ' with plate to 52,52 ' engage and produce fourth ventricle part 321a and 322a.Concrete, produce connection second portion 321 and be used for the 4th part 321a (Fig. 2) that fabric 2 enters processing unit 3, and chamber 32 is communicated with the 4th part 322a (Fig. 3) that described second portion 322 is used for exporting from processing unit 3 fabrics 2.
Each longitudinal sealing element 504 comprises a base 520, and it accommodates an expandable tubular 522, and a slider component 524 of being made by the anti-friction material is installed thereon.Each slider component is because the thrust that applies by expandable tubular and with the lateral surfaces of vertical concordant each driven roller of joint of sealing means.Each longitudinal sealing element and plank constitute one to 52,52 '.
The first transverse sealing element 506,506 ' comprises slider component, they are essentially half-and circular and make and connect elastic thrust element 536 by anti-friction material 526.Plank is accommodated and be fixed to the first transverse sealing element 506,506 ' to 52,52 ' at their each end, and with the vertically concordant joint longitudinal sealing of the mode element 504 of sealing.At last, they are to the end of small part with the concordant engages drive roller of the mode lateral surfaces 404 of sealing.
The second transverse sealing element 509,509 ' comprises the almost circular slider component of being made by the anti-friction material.They be arranged on be on the end wall 508,508 ' of idler roller axial wheel hub 502,502 ' and lining lateral surfaces 501a between, and with roller 500 rotations.The second transverse sealing element 509,509 ' end plate 52,52 ' engage contact, and they form flush seal thus.
Fig. 6 and 7 has shown second embodiment according to the entrance and exit part of apparatus of the present invention respectively.Identical assembly or function equivalent partly are denoted as identical Reference numeral, and it describes no longer repetition in detail.Concrete, all horizontal and vertical sealing systems are described with reference to first embodiment basically.
In the intake section (and exit portion) of second embodiment, different with first embodiment, designed a unique driven roller 400 of cooperating with idler roller 500.The axis of the driven roller 400 of preferred entrance and exit assembly is arranged in identical horizontal plane.The axis of the idler roller 500 of intake assembly and spout assembly also is arranged in identical horizontal plane.
Get back to Fig. 1, the part 6 that is used for 35 pre-preg of fabric 2 usefulness treatment fluids comprises a container 61 that comprises treatment fluid expediently, and it is arranged on the inlet of device 1.Part 6 also comprises directed again bottom roller 62 of a pair of inertia and the directed again top roll 63 of a pair of inertia.Idler roller 62 and 63 is arranged on described internal tank and is designed to fabric and can move around them.
Still with reference to figure 1, the part 7 that is used for fabric 2 dehydrations comprises a pair of driving compression roller 72, a dance roller 73 and a directed again roller 74 expediently.As illustrated in fig. 1, fabric is around directed roller 74, dance roller 73 and compression roller 72 motions again.Compression roller to 72, dance roller 73 and directed again roller 74 be housed in container 71 inside, this container is used to collect the treatment fluid of removing from fabric 35, and is substantially disposed in the outlet of device 1.
When device 1 started, the chamber 32 of water-thermal treatment unit 3 was full of treatment fluid 35 by primer liner 34.Pump 341 removes treatment fluid and it is supplied with the third part 323 of inlet chamber 32 from container 340, fills with up to the intake section 321 of processing unit and 321a and exit portion 322,322a.During this initial period, wiper seal assembly 50 and 51 is not with respect to fabric conveying assembly 40 and 41 operation starts, and just idler roller 500 does not have compacted driven roller 400.For this reason, treatment fluid 35 flows out described entrance and exit part, collects in basin 44 and is back in the container 340 by breather pipe 344.
Subsequently, wiper seal assembly 50 and 51 is with respect to fabric conveying assembly 40 and 41 operation starts.
Concrete, idler roller 500 vertically is subjected to press contacts driven roller 400 by each pressure transfer device 503,503 ' pressure.Expediently, pressure transfer device 503,503 ' comprises air rammer.Because these pressure transfer devices, the resilient bushing 501a of lateral surfaces 501 is compressed and is expressed on lateral surfaces 404 tops of driven roller.Below described roller, longitudinal sealing element 504 drives by each slider component 524, and described slider component 524 is with the lateral surfaces 404 of the concordant roller 400 of mode pressurized of sealing.Slider component is from obtaining a thrust that makes progress by expandable tubular 522 applied pressures.Like this wiper seal assembly 50 and 51 and fabric conveying assembly 40 and 41 between a longitudinal sealing is provided.
Sealing between wiper seal assembly and fabric conveying assembly in laterally provides by the first transverse sealing element 506,506 ' and the second transverse sealing element 509,509 ', the described first transverse sealing element 506,506 ' links to each other with lateral surfaces 404 ends of driven roller 400, and the described second transverse sealing element 509,509 ' is arranged on the end wall 508,508 ' of idler roller 500.
Like this, the chamber 32 with each intake section 321,321a and exit portion 322,322a of supply unit 3 is by the sealing of mutual sealed engagement, corresponding sealed engagement refer to fabric conveying assembly 40 and 41, each wiper seal assembly 50 and 51 and connect longitudinal sealing element 504 and transverse sealing element 506,506 ' and 509,509 ' each to the sealed engagement between the end plate 52,52 '.Therefore treatment fluid 35 stops to flow out described entrance and exit part, thereby can present the pressure higher than atmospheric pressure.
Pipeline 34 and 36 is activated so that treatment fluid is remained on respectively under the predetermined pressure and temperature value.The pressure and temperature value of treatment fluid thereby inner and in its part 320,323,321,321a, 322,322a, set up in the chamber 32 of processing unit 3.
In order to pre-determine for example a certain pressure and temperature value of the treatment fluid of water, the relation between the equalizing pressure that depends on temperature of water and the equilibrium temperature that depends on pressure of water is transfused to the electronic processing system (not shown).This can form the predetermined set point value " Pset " of pressure and the predetermined set point value " Tset " of temperature, thus the actual pressure of treatment fluid " Pe " and actual temperature " Te " is measured and with separately set-point value " Pset " and " Tset " relatively.Selectively, actual pressure and actual temperature are corrected up to each value, and just the deviation between " Pe " and " Pset " and " Te " and " Tset " falls into predetermined tolerance range.
With regard to operation, supply with and make the actual pressure of the pipeline 34 of treatment fluid pressurization by pressure sensor 343a mensuration treatment fluid, described pressure sensor 343a delivers to treatment system with its value " Pe "; The latter compares itself and set-point value " Pset ", and regulates the variable instruction that is used for pump 341 flows if desired, and the deviation between value " Pe " and " Pset " falls into predetermined tolerance range.
During this period, the pipeline 36 that is used for heat treated liquid is drawn back the treatment fluid of part by pump 360 from pipeline 34, so that make it cycle through heat exchanger 361, and it is introduced in the exit portion 322 of water-thermal treatment unit 3, the chamber 32 in the 322a zone again.Temperature sensor 362a measures the actual temperature " Te " of treatment fluid and its value is transported to treatment system.The latter compares itself and setting-point value " Tset ", and regulates the flow that for example heating liquid of steam is supplied to the control valve 364a in the heat exchanger if desired, and the deviation between value " Te " and " Tset " falls into predetermined tolerance range.
For example the treatment fluid of water is set and is remained on than under the higher chosen in advance pressure of atmospheric pressure by pipeline 34, and be set and remain on the chosen in advance temperature higher by pipeline 36, but need not be equal to temperature corresponding to force value than boiling temperature under the atmospheric pressure.
For this purpose, the maximum opereating specification of force value can change at 0 to 3.0 crust, but preferably between 0.5 and 2.5 crust, and the force value executable operations between 1.0 and 2.0 crust advantageously.
Maximum temperature values is provided on the processing basis of the relational expression between the pressure and temperature that is in poised state water between the liquid and gas by electronic processing system.For example, in the situation of operating pressure value between 0.5 and 2.5 crust, change in the scope of described maximum temperature values between 111 ℃ and 138 ℃.
Yet, preferably, reduce the operating temperature value, for example in the scope between 105 ℃ and 130 ℃, so that can the unexpected evaporation that increases treatment fluid with respect to described a certain tolerance and safe clearance maximum.
The cylinder 33 that is completely infused in the treatment fluid also is heated, preferably by the inner steam of introducing.The less relatively volume of the part 320 that fabric passes on the surface 331 of drum makes the consistent of treatment fluid volume reduce, thereby has reduced the more accurate maintenance of heating number of times and having guaranteed temperature conditions.
Continuous web 2 advances in the arrow A direction so that access to plant 1, and is introduced in the pre-preg part 6, and the processing that is immersed in container 61 inside is bathed in 35, directed again bottom roller 62 of inertia and the directed again top roller 63 of inertia is assisted by many at that.Spreading roll 42 promotes the engaging of fabric and corresponding conveying assembly 40 and wiper seal assembly 50 subsequently, and the engaging of concrete and driven roller 400 and idler roller 500.Fabric thus be arranged on the lateral surfaces 404 of driven roller and the lining 501a of idler roller lateral surfaces 501 between, described roller link together make fabric at water-thermal treatment unit 3 inner and especially 32 inside, chamber advance.
After passing intake section 321a and 321, fabric crosses again-directed roller 322 and rest on rotation and the lateral surfaces 331 of the cylinder 33 of heating on, cylinder 33 begins it is carried part 320 by described chamber, up to its by again-directed roller 333 is in that separation and enter exit portion 322 and 322a.Along described route, again-directed roller 344 enters in the third part 323 fabric deflection.In third part 323 inside, fabric is subjected to the control of longitudinal tension force by dance roller 335.
Fabric engages in the mode that is quite analogous to corresponding assembly 40 and 50 with conveying assembly 41 and wiper seal assembly 51, escapes and enter dehydration part 7 from water-thermal treatment unit 3.Spreading roll 43 and again-directed roller 74 is directed to dance roller 73 and hold-down roller to 72 with it, and it removes excessive treatment fluid from fabric.Excessive liquid is collected in the container 71, and fabric is finally discharged the direction of arrow B from installing 1.
Fabric be delivered into entry-thermal treatment unit 3 and therefore the effect of inlet chamber 32 by conveying assembly 40 and 41 realize, their joggle(d) joints press power black box 50 and 51, assist by the cylinder 33 that is arranged between them, and synchronous by the roller 335 that is used to regulate fabric tension.
A plurality of driven rollers of conveying assembly 40 (perhaps independent roller) 400 are by electric machine 402 rotations, and described roller links to each other with the wheeled known transmission device 403 of belt by for example band.Like this, the roller 500 of wiper seal assembly 50 is because corresponding the joint produces rotation.Similarly, a plurality of rollers of conveying assembly 41 (perhaps independent roller) 400 are by electric machine 412 rotations, and described roller links to each other with the wheeled known transmission device 413 of belt by for example band.Like this, the roller 500 of wiper seal assembly 51 is because corresponding the joint also produces rotation.
The electric machine 412 of the predetermined speed of fabric 2 forward travels by conditioning chamber 32 downstreams is controlled, makes the rotary speed substantial constant of driven roller of assembly 41, and equals the speed of the driven roller of assembly 40 substantially.Yet fabric can stand to walk the positive or passive vertical tensile stress of route along it in chamber 32.Dance roller 335 detects the size of these tensile stresss, and it is transferred to electronic processing system, and described system contrasts the predetermined set-point value of itself and tension force.If desired, electronic system makes the rotary speed of the electric machine 402 change rollers 400 of 42 upstreams in the chamber, so that offset described vertical tensile stress.The known motor device rotation of cylinder 33 by combining with its axial wheel hub 330.Preferably, the electric machine of swing roller 33 is electrically connected to electric machine 412, and therefore the linear velocity of the roller 400 of assembly 41 is followed and be substantially equal to the linear velocity of described cylinder.
During it passes water-thermal treatment unit 3, textile impregnation is in the treatment fluid of for example water, treatment fluid is full of chamber 32 fully, and since wiper seal assembly 50 and 51 operation starts with respect to fabric conveying assembly 40 and 41 prevent from from part 321a and 322a, to spill, described operation start by respectively with end plate to 52,52 ' engage and the effect of each vertical and horizontal potted component.Yet the mechanical seal effect of potted component is also because possible wear factor and no longer sealing treatment fluid may take place so progressively permeates and lose from part 321a.Pipeline 34 is carried out by part 323 and is replenished the effect that spills and be collected in the liquid loss the basin 44 in the chamber 32 from wiper seal assembly 50 and 51, and breather pipe 344 makes liquid flow out to the container 340 from described basin 44.The liquid that flows out from the latter can be incorporated into the circulation once more by pump 341 again.In addition, treatment fluid consumption reason is because it is partially absorbed leaving water-thermal treatment unit 3 by fabric 2.This is handled liquid measure and is added to automatically in the chamber 2 by pump 341, and described pump 341 extracts the reservation process liquid that is kept in the container 340.Because the liquid measures in the container 340 reduce subsequently, with the synergistic liquid surface measuring device 340a of the treatment system deposit of adding container again, treatment system is opened control valve 345a conversely and is supplied with fresh liquid.
Water-the heat treatment of fabric mainly is to be used for carrying out the fabric that setting is handled wool fabric especially or comprised the part wool fibre.
The setting of having known wool fabric can be implemented as two strength levels, and this intensity depends on the temperature that fiber stands according to its moisture according to known glass transition curve.
Thereby might between obvolvent setting and permanent set, distinguish and come, described obvolvent formalizes more weak and can eliminate easily, and described permanent set is strong and can stand more violent subsequently wet process.
Purpose for the wool fabric dyeing operation; it is carried out in water bath and under atmospheric pressure; and thereby be in temperature less than 100 ℃, require to be to use the processing of the higher temperature fabric that formalizes in advance, its protection fabric avoids being folded mechanically distortion and avoids superficial expansion.
Carried out in the temperature more much higher than water boiling temperature by water-heat treatment of carrying out according to the present invention, because the supercharging condition of bath, permission obtains the permanent set basically of wool fibre and fabric.
According to device of the present invention, based on the technology of hydraulic booster technology, guaranteed the optimal condition during the chemistry-physical treatment of textile fiber setting by means of substantially.
By the invention provides a kind of continuous circular treatment, may have significantly high operating rate and therefore higher productivity ratio, and may in addition only by operative employee's commanding apparatus.
The supercharging of the setting liquid that obtains by the present invention can guarantee that the hydrothermal condition be scheduled to, this hydrothermal condition can change in a certain scope that therefore they can adapt to required setting standard.
Expediently, according to device of the present invention needs holddown belt not, therefore eliminated the risk of damage fabric.

Claims (25)

1. be used for the continous textile substrates (2) that advances in predetermined direction (A-B) is carried out the apparatus for continous treatment (1) of humid heat treatment, described device (1) comprising:
-one is used for textile substrates (2) water-heat treated unit (3), comprises a chamber (32) that can hold heat treated liquid (35);
-one assembly (40) that is used for textile substrates (2) is delivered into entry-thermal treatment unit (3); And
-one assembly (41) that is used for textile substrates (2) is carried leaving water-thermal treatment unit (3),
Its spy is: it also comprises wiper seal assembly (50,51), described wiper seal assembly and described matrix conveying assembly (40,41) link to each other, so that seal described chamber (32) in the mode of basic sealing, thereby treatment fluid can be pressurized to the pressure higher than atmospheric pressure.
2. device as claimed in claim 1 (1) is characterized in that: each described conveying assembly (40,41) comprises at least one driven roller (400).
3. device as claimed in claim 1 or 2 (1) is characterized in that: each described wiper seal assembly (50,51) comprises the roller (500) of a basic inertia, and it has a lateral surfaces (501) with elastomeric material lining (501a).
4. as claim 1,2 or 3 described devices (1), it is characterized in that: it also comprises Pressure Actuated Device (503,503 '), described Pressure Actuated Device (503,503 ') and described wiper seal assembly (50,51) cooperation.
5. as any described device (1) of claim 2 to 4, it is characterized in that: each described wiper seal assembly (50,51) comprise a longitudinal sealing element (504), the lateral surfaces (404) of its at least one driven roller of concordant joint (400) in the bottom.
6. the described device of arbitrary as described above claim (1), it is characterized in that: each described wiper seal assembly (50,51) comprise the first transverse sealing element (506,506 '), its mode with sealing laterally engages at corresponding end with the lateral surfaces (404) of at least one driven roller (400).
7. device as claimed in claim 6 (1), it is characterized in that: each described wiper seal assembly (50,51) comprises the second transverse sealing element (509,509 '), it is to the described first transverse sealing element (506,506 ') of the concordant engages drive roller of small part.
8. as any described device (1) of claim 5 to 7, it is characterized in that: described longitudinal sealing element (504) comprises an expandable tubular (522), and a slider component of being made by the anti-friction material (524) is set thereon.
9. as any described device (1) of claim 5 to 8, it is characterized in that: described longitudinal sealing element (504) constitutes one with end plate to (52,52 ') basically.
10. as any described device (1) of claim 6 to 9, it is characterized in that: the described first transverse sealing element (506,506 ') comprise slider component (526), they are semicircle substantially and are made by the anti-friction material, and they are connected with elastic thrust element (536).
11. any the described device (1) as claim 6 to 10 is characterized in that: end plate is accommodated and be supported on to the described first transverse sealing element (506,506 ') in (52,52 ').
12. any the described device (1) as claim 7 to 11 is characterized in that: the described second transverse sealing element (509,509 ') comprises slider component, and they are circular substantially and are made by the anti-friction material.
13. any the described device (1) as claim 7 to 12 is characterized in that: the described second transverse sealing element (509,509 ') links to each other with the end wall of described idler roller (500), and concordant engagement end plate is to (52,52 ').
14. the described device of arbitrary as described above claim (1) is characterized in that: a rotational circle cylindricality cylinder (33) is housed in inside, described chamber (32), and this cylinder preferably is heated.
15. the described device of arbitrary as described above claim (1) is characterized in that: described chamber (32) comprise a part (323), and it holds a dancer rools (335) that is used to control described textile substrates (2) tension force.
16. device as claimed in claim 15 (1) is characterized in that: described dancer rools (335) can be operationally connected to the described assembly (40) that is used for textile substrates is transported to unit (3).
17. the described device of arbitrary as described above claim (1) is characterized in that: be used for textile substrates (2) water-heat treated described unit (3) and comprise first pipeline (34) that is used for supplying with and making the inner treatment fluid supercharging in described chamber (32).
18. the described device of arbitrary as described above claim (1) is characterized in that: be used for textile substrates (2) water-heat treated described unit (3) and comprise second pipeline (36) that is used to heat described chamber (32) inter-process liquid.
19. any the described device (1) as claim 17 to 18 is characterized in that: described first supply and pressure piping (34) and described second heating pipe line (35) can be operationally connected to a treatment system.
20. device as claimed in claim 19 (1) is characterized in that: described treatment fluid is basically based on the liquid of water.
21. device as claimed in claim 20 (1), it is characterized in that: the equalizing pressure that depends on temperature of water and depend on relational expression between the equilibrium temperature of pressure be transfused to described electronic processing system in case can determine pressure pre-determine setting-point value " Pset " and temperature pre-determine setting-point value " Tset ", thereby actual pressure of treatment fluid " Pe " and actual temperature " Te " are determined and make comparisons with separately setting-point value " Pset " and " Tset ", and if desired, regulate actual pressure and actual temperature and be worth up to each, just the deviation between " Pe " and " Pset " and " Te " and " Tset " falls into the predetermined margin of tolerance respectively.
22. be used for the continous textile substrates (2) that advances in predetermined direction (A-B) is carried out the method for humid heat treatment, said method comprising the steps of:
-carry (40) to enter described textile substrates (2) to be used for textile substrates water-heat treated unit (3);
-use the treatment fluid (35) of heating at water-thermal chamber (32) internal water heat treatment textile substrates; And
-unit (3) is left in described textiles (2) conveying, it is characterized in that following steps:
-seal described chamber (32) by wiper seal assembly (50,51) in the mode of basic sealing; And
-make in the chamber (32) with the sealing means sealing treatment fluid is pressurized to the pressure higher than atmospheric pressure.
23. method as claimed in claim 22 is characterized in that: described treatment fluid (35) is reached the step of previously selected temperature, and described temperature is higher than the boiling temperature under the atmospheric pressure.
24. as claim 22 or 23 described methods, it is characterized in that: the step of the treatment fluid supercharging that chamber (32) are inner comprises makes treatment fluid be pressurized to pressure between about 0 and 3.0 crust, preferably between about 0.5 and 2.5 crust and more preferably between 1.0 and 2.0 crust.
25. any the described method as claim 22-24 is characterized in that: the step with heat treated liquid (35) hydrothermal treatment consists textile substrates in water-thermal chamber (32) comprises the step that described chamber (32) is full of fully treatment fluid (35).
CNB2004100857798A 2003-10-16 2004-10-18 Apparatus and method for the wet heat treatment of continuous textile substrates Expired - Lifetime CN100532674C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03425673.5 2003-10-16
EP03425673A EP1524354B1 (en) 2003-10-16 2003-10-16 Apparatus and method for the wet heat treatment of continous textile substrates

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CN1609321A true CN1609321A (en) 2005-04-27
CN100532674C CN100532674C (en) 2009-08-26

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US (1) US20050081307A1 (en)
EP (1) EP1524354B1 (en)
JP (1) JP2005120568A (en)
CN (1) CN100532674C (en)
AT (1) ATE473318T1 (en)
DE (1) DE60333293D1 (en)

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CN101446009B (en) * 2007-11-29 2013-01-16 拉费尔有限公司 Machine for treating a fabric under pressure and/or depression
CN112111883A (en) * 2020-09-18 2020-12-22 安徽翰联色纺股份有限公司 Quick padding equipment of surface fabric

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CN101446009B (en) * 2007-11-29 2013-01-16 拉费尔有限公司 Machine for treating a fabric under pressure and/or depression
CN112111883A (en) * 2020-09-18 2020-12-22 安徽翰联色纺股份有限公司 Quick padding equipment of surface fabric
CN112111883B (en) * 2020-09-18 2022-04-05 安徽翰联色纺股份有限公司 Quick padding equipment of surface fabric

Also Published As

Publication number Publication date
US20050081307A1 (en) 2005-04-21
DE60333293D1 (en) 2010-08-19
ATE473318T1 (en) 2010-07-15
JP2005120568A (en) 2005-05-12
CN100532674C (en) 2009-08-26
EP1524354A1 (en) 2005-04-20
EP1524354B1 (en) 2010-07-07

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