DE1410841A1 - Process for finishing textile clothing - Google Patents

Description

description

to the patent mix

Samuel Pegg & Son limited, Leicester, England priority; December 23, 1960, Great Britain.

"Process for finishing textile clothing,"

The invention relates to paint racks for equipping Textile clothing, i.e. facilities on which manufactured clothing items are shaped and dyed while they are on the molds. A typical example of items of clothing that are finished in this way are, for example, women's stockings. The following description relates to this particular application of the invention. Of course it can also be applied to other things.

The present invention shows a device for finishing textile clothing in which the on forms Applied items of clothing are successively subjected to separate treatment stages, consisting of

a) steam treatment in a closed chamber at pressures of more than 1 atm «,

b) an effervescent treatment with paint or the like Treatment liquid at atmospheric or substantially atmospheric pressure to apply it color and

c) a hot slit treatment for drying. The forms are fixed and stay in place throughout the treatment stages in one single treatment zone »

An embodiment of a staining rack according to The invention is explained in more detail below with reference to the schematic drawing »

In the device shown, the treatment zone is designated quite generally with A. In this zone. the above-mentioned chamber is provided, which is formed by a retort with an upper section 1 in the form of a: vertically movable cylindrical bell and · ,, has a rounded top, as well as a fixed »flat, deep-drawn filing-shaped lower part 2»

The cylindrical bell 1 can by means of two in itself ■ known manner trained lifting devices are raised and lowered on their opposite sides are attached. Part of one of these lifting devices is indicated schematically by 3. The pistons of the reciprocating

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Devices are lifted by compressed air which is supplied via a line 68 which is connected to is connected to a main ventilation device with which the system is provided (see below) “The supply the air for actuating the lifting devices is effected by a reversing valve 69 controlled by means of a cam.

If the bell 1 is in the lowest position, its lower edge sits firmly on the packaging means Edge of the lower part 2 to close the chamber. In this closed position, i.e. in the one shown Position, the bell is connected to the lower part by locking means (which are not shown and are designed in a known manner), which are actuated by a pneumatic piston-cylinder unit 4. The unit is actuated by air pulses via a line that is also connected to the main air device connected to the system. In the present case, the air supply is on both sides of the cylinder of the unit 4 under the control of a cam operated reversing valve 70.

, _ The lower part 2 is also used to carry two

cd of parallel horizontal rails 6 that form a part

" ⁵ ^ form a track in the closed container and

5> which are intended to carry a stocking-form trolley xa.

_o wear.

On the fixed lower part 2 there is also an annular one ! Ear 9 arranged, which with a number of openings

or nozzles are provided and connected via a line 10 to a source of steam. In line 10 sits a membrane valve (steam valve) 11, which is normally closed and which by air impulses is actuated from a line 72 in the aforementioned main air system. The line 72 is through a cam controlled valve 71 (see below) is controlled. The line 10 also contains one of Hand-operated shut-off valve 12 and a reducing valve 13, which is adjustable to reduce the pressure of the incoming steam to adapt to the needs. ·

^E ine aweite control of the valve 11 will be * 56 acts by means responsive to the temperature of instrument, which is controlled by a thermostat 57 in the lower part 2 of the retort. It is arranged in such a way that it can actuate the valve 71 and thus initiate the closure of the valve 11 via a branch line 73 which is also connected to the main air system. The valve 11 is closed when a certain temperature, which can be set on the instrument 56, prevails in the chamber 1, 2.

The arched part ″ of the bell 1 is provided with air flaps 14 equipped, which can also be actuated by air from the main air system, as well as with a spring-loaded Non-return pressure valve 15, to the pressure development in the closed chamber; each after the same to be able to limit. The lower part 2 has a

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Extraction and a device for discharging steam provided in the illustrated embodiment exist in a single hole in the middle of the lower part 2. This bore is with a line 16 connected that leads to the trigger.

Furthermore, in the treatment zone A is a pipe 17, arranged, which from the lower part upwards

at
and its upper end is angled. Here it carries a shower head 18 which distributes the dye liquid. In the usual way, the shower head consists of a hollow housing with a number of spray openings which are distributed over the lower surface of the shower head. The distribution has a pattern which is suitable for the arrangement of the molds on the carriage 7 in the retort «,

In a suitable location near the treatment zone A there is a dye-liquid container in the form of a closed tanks 19 arranged. This is used to dose the coloring liquid for the shower head 17, 18, at appropriate times. For this purpose, the lower part of the tank has an outlet 20 covered with a filter, which is connected to a gravity line 21 in which a diaphragm valve (dye liquid valve) 22 is arranged which is controlled by air pulses from the main air line. Line 21 is over a four-way valve 23 with the suction side one Dyeing liquid pump 24 connected, the outlet of which

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side connected to the shower pipe 17 via a line 25 is. The fitting 23 is also connected to the discharge line 16 and another diaphragm valve (Abzugwentil) 26, which via a line 75 under control by a cam-operated valve 74 is actuated, is located in the line 16 on the trigger side of the valve 23

From the above it follows that, if liquid passes through the valve 22 to the suction side of the pump, it is possible, by closing this valve and the valve 26, to effect a return of the supplied amount of liquid through a closed circuit that emerges from the fitting 23 , the suction side of the pump 24, the line 25, the standpipe 17, the shower head 18 via the stockings arranged in the chamber, through the line 16 back to the suction side of the pump, etc. · consists _β

For the purpose of maintaining the temperature of the Dye liquid which is circulated in this way is provided in a heat exchanger 27 in the line 25 This consists of a container in which a snake part of the line 25 is housed and is is connected by a branch line 28 to the steam inlet 10 and by an outlet line 29 to the Discharge line 16. Another membrane valve (exchanger valve) 30, which is connected to the main air system via a Line 76 is connected, is on the steam inflow side

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of the heat exchanger 27 switched on while the outlet line a check valve 31 and a vapor separator 32 contains.

If the valve 30 is open, steam flows from the supply line 10 into the container of the heat exchanger 27 and will eventually exit via the separator 32. Here, the temperature of the dye liquid, which is closed by the pump 24 in the above-described, is maintained Circulation is circulated, upright · In order to have a sensitive control of the temperature of the liquid to receive, 'is in the way of the liquid in the Heat exchanger arranged and through a thermostat

with
an electrical line 33 is connected to a control instrument 34 of a known type, which can be set in advance by means of a pointer so that it responds to a selected temperature in order to open a valve in the instrument and to supply air from the main air system to the valve 30 so that this can be regulated down until the desired temperature is restored. The dye liquid is supplied from the tank (see below) in a preheated state and the operation of the heat exchanger 27 ensures and maintains the desired temperature of each amount of liquid while it is in a closed circuit.

The dye liquid is preheated by a Steam heating coil, 35, which is in the lower part of the tank

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is arranged and from the main steam line IO is fed via a branch 36 with a further diaphragm valve 37, which via a line communicates with the main air system. The derivation From the snake 35 takes place via a line 38 into the fume cupboard 16. The steam outlet contains here again a check valve 39 and a vapor separator 40,

In the interest of economical operation of the plant, precautions have been taken to ensure close control the temperature of the liquid in the tank 19, and for this purpose there is a thermostat in the tank via a line 41 with an adjustable, on the temperature responsive instrument 42 ver ~

tied, which is similar to instruments .34 and 56, to control the air pulses through which the steam supply valve 37 is opened and closed. To control the proportions of the dye mixture To enable in the tank 19, arrangements are made for metering the various components. For this purpose, one or more paint containers 45 are provided above the tank, which contain paint (or other components) for the dye or treatment mixture -contained. This container bcw Each of them is arranged so that he has one Sohwerkraftleitung 44, the tank 19 from above, the paint container or the paint container can be used for this purpose to prepare the desired color · They can be used in addition or in addition to

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to bring in other ingredients to the intended mixture.

The paint container or containers 43 are filled through the upper open side, where they are fitted with a filter 45 are provided. They each contain a whisk 46, which is driven by an electric motor · The line 44 has a metering device 47 which branched off from it. The device consists of a tubular G-vessel provided with a scale with a piston that can be adjusted to a desired Hess position in the tube by, a Screw connection operated by sand 48. -

A diaphragm valve (metering valve) 49 at the confluence of the device in the line 44 is actuated by air pulses from the main air system in order to connect the metering vessel 47 either to the paint container 43 or to the tank 19. In this way it is possible to use the special small amount of color concentrate ο »the like. to be introduced into the tank as required. As will be described later, a preparation quantity of color concentrate can automatically be added to the tank 19 when a quantity of liquid has been drained into the dyeing zone.

Simultaneously with the supply of color concentrate or the like. water is let into the tank 19 from the container or containers 43. This takes place via a line 50

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in a suitable amount and under the control of another diaphragm valve 51 · The actuation of the Color concentrate valve 49 and the water inlet valve 51 can be linked by a controller so that both are done at the same time. In the illustrated Plant are not only the supply of color concentrate and water in the tank 19 with each other connected, but also the outlet of quantities of mixed coloring liquid from the tank 19.

The air line 78, 79 and 80 that carry the air pulses for the metering valve 22 for the dye liquid, the metering valve 4-9 and the water valve 51 are themselves derived from a line 82 of the main air system via a known cam operated valve

In the tank 19, a float 52 is also provided as a safety device to prevent the overflow

the
Controls and shuts off a further flow of water and concentrate for 4 hours when the tank is filled with a certain liquid level. The liquid level can be observed at any time through a water level _{glass 55 o} In addition, an agitator 53 is provided in order to make the contents of the tank evenly mixed. The agitator is operated by an electric motor 54.

Furthermore, a device for drying the treated goods is provided in the system. To this end a hot air blow nozzle 58 is connected to the bell 1,

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which is arranged outside the bell and extends to the lower parts of the molds arranged on the carriage in zone A. The nozzle initially directs hot air against the edges of the stockings, which require the most intensive drying. A fixed suction nozzle 59 is provided on the opposite side of the zone and in alignment with the nozzle 58.These two nozzles are connected to one another via a hot air unit, which is shown schematically and denoted by 60.In the drawing, this unit is shown above the retort 1, 2 , however, this only arises from the schematic representation _β. In practice, this unit is arranged on the lower part of the retort and on one side of the same.

It consists of two fans 61 and 62 that work together are operated and are arranged so that the outlet side of the fan 61 with the suction side of the Fan 62 is connected by a connecting line 64. An air heater 81 is attached to the fan 62 assigned, represent a steam heating coil in the usual way which is connected via a line 65 to the steam source of the line 10. A vapor separator 66 is provided on the return side from the heating element in the fan 62. The fans 61 and 62 vea? Ge are usually driven electrically and start depending on the closure of a switch 67 when the bell 1 is raised. Most of the hot air is through the nozzle

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withdrawn and circulated in such a way that a large part of the sensible heat is retained. This upheaval is not only economical, but also protects the environment from the inconveniences of everyone Amount of hot air

In the foregoing, reference has been made to the control of the various on-off and sustained or toggle Facilities of the system are referred to a main air circuit. This usually hosts equipped with a set of cams on a standard camshaft, which are arranged in such a way that they operate in time, Licher Polge become effective, depending on one slow continuous rotation of the camshaft to open the valves for the intended purpose These valves can be designed as simple mechanical switching valves and are Noeken-operated Valves specified. If electrical actuation is required, additional cams can be placed on the camshaft be arranged to operate electrical switches for this purpose. Details of this camshaft and the devices operated by them were not shown in particular, as they are known to exist. and properly trained by every expert can be.

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Claims (3)

.- -13 - ■ 'Claims 1. ^ experience in equipping textile garments, "in which the articles of clothing applied to molds are successively subjected to separate treatment stages, characterized in that that a) the goods are treated with steam at superatmospheric pressure in a closed chamber, b) the goods with a dye or other treatment liquid spraying at atmospheric or substantially atmospheric pressure in order to color them and that c) the goods are exposed to hot air for the purpose of drying, whereby the molds are fixed and remain in place in a single treatment zone during the treatment sections » 2. The method according to claim 1, characterized in that that the steam treatment of the garments in a closed chamber before or before and after the dyeing ^ section takes place and that the chamber without displacement o the clothing is opened to blow hot air to carry out the drying σ co 3. The method according to claim 1 or 2, characterized in that that the effervescent treatment by circulating a controlled amount of dye liquid or the like is effected, the outside of the treatment zone on a predetermined temperature is brought so that they falls in distributed streams over the goods, is recaptured and returned to in a continuous To be used again for showering 4β method according to any one of claims 1 to 5, characterized in that the goods are steamed at a temperature of about 255 ° F. for about 30 seconds is exposed that then the goods are sprayed 2 1/2 minutes with ^ heat liquid, which immediately before the shower is heated to a temperature of about 200 ° F. and that the goods in one another steam treatment section is treated at a temperature of about 235 ° F., and finally through a stream of hot air is dried 5 plant for carrying out the method according to claim 1, characterized in that it has a treatment chamber in order to have, which can be inferred from «a4 to a Form to enclose clothing items in a treatment zone that over the treatment zone a Shower device is provided and that a liquid pump on one side of the shower device is connected and with the other side to a liquid drain from the chamber, one A device for blowing in and discharging hot air is provided outside the chamber " 80.9805 / 0681 6. Plant according to claim. 5 »characterized by that the pump is outside the chamber in a dye liquid stream is arranged that can be closed to the liquid through the shower device and to circulate the trigger, which can be opened to let in new amounts of liquid, wherein the circuit includes a heat exchange unit, which between the outlet side of the pump and the Chamber sits. 7. Plant according to claim. 5 or 6, characterized in that it has a liquid container which is provided with a thermostatically controlled heating device, with valve-controlled lines for supplying paint or equivalent concentrates and water and a valve-controlled line for dispensing mixed J ^ ärbeflüssigkeit o _{e β} like. from the container 8. Plant according to claim 7, characterized in that the feed line of the color concentrate is a Has a metering device that has a previously set amount of concentrate after each actuation of the ventifces is supplied and stored in this line and this amount is released the next time the valve is actuated. 9 · Plant according to claim 6 and 7, characterized in that that it contains an air system for starting and stopping the supply of steam to the chamber, for supply an amount of liquid from the tank into the closed 80 980 5/06 8 1 Liquid circulation, for opening and closing the trigger out of the chamber at certain times and to open, close and lock the chamber, whereby this air system is equipped with impulse valves, which are operated one after the other by cams on a common camshaft are operated 10. Plant according to claim 5, characterized in that the device for blowing in and discharging hot air consists of opposing breasts, the former with the exhaust side of a fan is connected, which has an air heater, while the latter with the suction side of a second Fan is connected, which in turn is connected to the suction side of the first fan " For company Samuel Pegg & Son Ltd. PATENTANWÄLTE DlPL-INöT S. STAK «* 809805/068 1