CN112160091A

CN112160091A - Water-saving dyeing machine

Info

Publication number: CN112160091A
Application number: CN202011212041.9A
Authority: CN
Inventors: 王云军; 潘海锋; 华国金
Original assignee: Hangzhou Jijin Printing And Dyeing Co ltd
Current assignee: Hangzhou Jijin Printing And Dyeing Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-01-01
Anticipated expiration: 2040-11-03
Also published as: CN112160091B

Abstract

The application relates to a water-saving dyeing machine, including the frame, install in the frame and rotate to connect in the frame unreel roller and wind-up roll, drive respectively and unreel roller and wind-up roll pivoted unwinding motor and winding motor, it is equipped with the dip-dyeing pond to unreel between roller and the wind-up roll, still be equipped with dewatering mechanism in the frame, dewatering mechanism includes the dewatering barrel, the wind-up roll sets up in the dewatering barrel, and forms the clearance with the dewatering barrel inner wall, winding motor's pivot tip fixedly connected with dead lever, the dead lever is worn to establish in the wind-up roll, and dead lever and wind-up roll pass through the elastic rod and connect. This application has the effect that reduces intensity of labour.

Description

Water-saving dyeing machine

Technical Field

The application relates to the field of dyeing equipment, in particular to a water-saving dyeing machine.

Background

The two fabric dyeing processing technologies are generally a coating dyeing technology and a dip dyeing technology, and because the coated fabric has the problems of poor washing fastness, different light fastness, uneven dyeing and the like, the fabric is generally dyed by a dip dyeing mode in the industry. A water-saving dyeing machine is an apparatus widely used for dyeing cloth or yarn.

Chinese patent publication No. CN105648678A discloses an energy-saving cloth dyeing machine, which comprises a box body, water chestnuts and a transmission device, wherein a driving rotating shaft, a cloth lifting roller, a guide roller, a conveying material discharge pipe and a dye injection probe are arranged in the box body; a water spray probe connected with a water inlet pipe is arranged on the cloth lifting roller; the dye injection probe is close to the guide roller and is connected with a dye outlet pipe to a water oak; the conveying and feeding calandria is formed by arranging and combining a plurality of rollers. The cloth is flatly placed on the cloth lifting roller and the guide roller, the cloth penetrates through the middle of the upper dye injection probe and the lower dye injection probe, and the dye is uniformly sprayed on the upper surface and the lower surface of the cloth from the upper dye injection probe and the lower dye injection probe. The transmission device drives the driving rotating shaft to rotate through the coupler, the second driving chain wheel arranged on the driving rotating shaft drives the first driven chain wheel to rotate through the first chain, and the spray type water spray probe arranged on the cloth lifting roller sprays the colored cloth uniformly to the cloth in a spray mode through clean water flowing in from the water inlet pipe, so that the rinsing function is achieved.

In view of the above-mentioned related art, the inventor believes that the above-mentioned apparatus has no self-dewatering function, and the cloth is taken from the dye vat to other apparatus for dewatering, which consumes a lot of time and is labor-intensive.

Disclosure of Invention

In order to reduce intensity of labour, the application provides a water conservation dyeing machine.

The application provides a water conservation dyeing machine adopts following technical scheme:

the utility model provides a water conservation dyeing machine, includes the frame, installs in the frame and rotates to be connected in the frame unreel roller and wind-up roll, respectively drive unreel roller and wind-up roll pivoted unreel motor and rolling motor, it is equipped with the dip-dyeing pond to unreel between roller and the wind-up roll, still be equipped with dewatering mechanism in the frame, dewatering mechanism includes the dewatering barrel, the wind-up roll sets up in the dewatering barrel, and forms the clearance with the dewatering barrel inner wall, winding motor's pivot tip fixedly connected with dead lever, the dead lever is worn to establish in the wind-up roll, and dead lever and wind-up roll pass through the elastic rod and connect.

Through adopting above-mentioned technical scheme, before dyeing, fix the cloth tip on the wind-up roll surface, rotate the unreeling roller, make the cloth between unreeling roller and the wind-up roll dip in the dip-dyeing pond. And simultaneously starting the unwinding motor and the winding motor, slowly rotating the unwinding roller and the winding roller in the same direction, and winding the fabric outside the winding roller after dyeing. At the moment, the winding motor is started, the winding roller rotates at a high speed, and water on the cloth is thrown out due to centrifugal force. And because the fixed rod and the winding roller are connected by the elastic rod, the elastic rod has deformable property, when the winding roller is subjected to centrifugal force, the elastic rod has the tendency of stretching and bending, and the winding roller impacts the inner wall of the dehydration barrel to play a role in squeezing and dehydration. Compared with a common dyeing machine, the equipment has the advantages that the dewatering function is added, manual conveying into the dewatering equipment is not needed, independent dewatering is carried out, the labor intensity is reduced, and great convenience is realized.

Preferably, the elastic rod comprises a supporting portion and a deformation portion which are connected through an end portion, the deformation portion is in a snake shape, one end of the supporting portion is far away from the deformation portion and is fixedly connected to the winding roller, and one end of the supporting portion is far away from the deformation portion and is fixedly connected to the fixing rod.

Through adopting above-mentioned technical scheme, because the rolling motor need drive the wind-up roll and rotate, the supporting part of straight line is compared in the deformation portion non-deformable of crooked, under not receiving the effect of other external force, can play comparatively stable supporting role, is convenient for drive the wind-up roll and rotates to reach the effect of rolling cloth. The serpentine deformation has a better extension or rebound effect when subjected to centrifugal forces. When the wind-up roll rotates at a high speed, the outer side of the wind-up roll can uniformly impact the inner wall of the dewatering barrel, so that the dewatering effect is better for the cloth.

Preferably, the dewatering barrel comprises an inner barrel and a cover body, a plurality of water outlet holes communicated with the outer wall are formed in the peripheral wall of the inner barrel, a water collecting pipe is connected to the bottom of the side wall of the cover body, the water collecting pipe is connected with a pump, and one end, far away from the cover body, of the water collecting pipe is communicated with the dip dyeing tank.

Through adopting above-mentioned technical scheme, when the wind-up roll striking inner tube inner wall, the water that attaches on the cloth receives centrifugal force or extrusion force, gets into cover body bottom from the apopore, is collected temporarily. After a period of time, the pump machine is started to pump the water at the bottom of the cover body into the dip dyeing pool, so that the water-saving dip dyeing pool can be used repeatedly, the water-saving effect is achieved, and the economic benefit is improved.

Preferably, the inner cylinder comprises an inner layer and an outer layer, an annular cavity is formed between the inner layer and the outer layer, and the heating wire is wound in the annular cavity.

Through adopting above-mentioned technical scheme, the cloth dehydration back, to the heating wire circular telegram, the heating wire generates heat, dries the cloth, gets into fast drying after the dehydration, can improve the tinctorial yield of cloth. The heating wire that the annular set up can carry out even heating to the cloth, and drying efficiency is higher.

Preferably, the water outlet hole arranged on the inner layer is turned over towards one side of the outer layer to form a turned-over edge, and the turned-over edge extends outwards into the water outlet hole of the outer layer.

Through adopting above-mentioned technical scheme, the apopore of inlayer is equipped with the turn-ups, and turn-ups sets up, and the apopore border is in the same direction as smooth, can derive water to the cover internal more smoothly, and when the wind-up roll rotated the striking inlayer lateral wall in addition, it was difficult for colluding the silk. The turn-ups outwards extends to outer apopore, shelters from annular cavity, prevents that liquid from getting into annular cavity, influences the heating effect of heating wire, has higher practicality.

Preferably, the locking groove has been seted up to the wind-up roll lateral wall, locking inslot fixed mounting has joint spare, the thickness of the clearance less than or equal to cloth between joint spare and the locking groove bottom for lock the cloth tip.

Through adopting above-mentioned technical scheme, before dyeing, need fix the cloth tip outside the wind-up roll, the rolling of the cloth of being convenient for. The cloth is pasted outside the wind-up roll through the adhesive tape that has generally, but moist cloth when rolling up outside the wind-up roll, can make the viscidity reduction of adhesive tape, influences its fixed effect. The cloth end part is locked through the clamping piece, and a good winding effect can be achieved.

Preferably, the rack is close to dewatering bucket one side and installs the guide rail that is used for with the rolling motor direction to the inner tube in, the guide rail includes the fixed rail of fixed mounting in the rack and follows the slip rail of fixed rail length direction slidable mounting on the fixed rail, still install the actuating cylinder that promotes rolling motor and remove along track length direction in the rack.

Through adopting above-mentioned technical scheme, before the dehydration, the wind-up roll is located the dewatering barrel outside for the rolling cloth. After the cloth is completely rolled, the driving cylinder is started, a piston rod at the end part of the driving cylinder drives the rolling roller and the rolling motor to move, the sliding rail slides on the surface of the fixed rail until the rolling roller enters the dewatering barrel, and then the dewatering process can be carried out. The setting of actuating cylinder can make the wind-up roll when the dehydration bucket is outside, evenly wind the cloth earlier and establish outside the wind-up roll, and in the drive entering dehydration bucket of rethread actuating cylinder, can reduce the cloth and wind the fold that the in-process produced.

Preferably, install the extrusion mechanism that is used for tentatively making the cloth dehydration in the frame, extrusion mechanism is located between impregnation pond and the dehydration bucket, extrusion mechanism includes two interval and parallel arrangement's compression roller, two compression roller antiport's of drive driving piece, two form the clearance that supplies the cloth to pass through between the compression roller.

Through adopting above-mentioned technical scheme, set up the extrusion mechanism between dip-dyeing pond and dehydration bucket, can carry out dehydration in advance before the cloth gets into the dehydration bucket, and partial dye liquor is crowded to fall, and the secondary dehydration can improve the dehydration rate. Meanwhile, when the fabric is extruded by the extruding mechanism, the fabric is firstly flattened by the two pressing rollers, so that the subsequent rolling is facilitated, and wrinkles during rolling are reduced.

Preferably, a sensor is fixedly mounted on the frame, a detection end of the sensor abuts against the cloth between the extruding mechanism and the winding roller, a control circuit is coupled with the sensor, and when a detection value of the sensor is zero, the driving cylinder is electrified.

By adopting the technical scheme, when the cloth is still in the conveying stage, the detection end of the sensor is abutted to the cloth, the detection value is larger than zero, and at the moment, the winding work of the cloth is continued. When the cloth is conveyed, the detection end of the sensor is not abutted to the surface of the cloth any more, and when the detection value is zero, the control circuit controls the driving cylinder to be electrified, so that the winding roller is conveyed into the dehydration barrel to perform a dehydration process. The sensor and the control circuit are arranged, so that manual observation and control are replaced, the labor intensity is reduced, and great convenience is realized.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the cloth is wound by the winding roller, the dehydration process is directly started, manual carrying into dehydration equipment is not needed, independent dehydration is carried out, and the labor intensity is reduced.

2. The heating wire is arranged between the inner layer and the outer layer, and the cloth enters the quick drying mode after being dehydrated, so that the coloring rate of the cloth can be improved.

3. Set up extrusion mechanism between dip-dyeing pond and dewatering bucket, exhibition is carried out to the cloth earlier, and subsequent rolling of being convenient for reduces the fold during the rolling.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a front sectional view of the present embodiment;

FIG. 3 is a schematic structural view of one side of a wind-up roll in the embodiment;

FIG. 4 is a schematic sectional view of the dewatering barrel of the present embodiment;

fig. 5 is a front sectional view of the wind-up roll of the present embodiment.

Description of reference numerals: 10. a frame; 11. unwinding rollers; 12. a wind-up roll; 13. an unwinding motor; 14. a dip-dyeing tank; 20. an extrusion mechanism; 21. a compression roller; 22. a drive member; 23. an extrusion motor; 24. a gear; 25. a guide plate; 30. a dewatering mechanism; 31. a dewatering barrel; 32. an inner barrel; 321. an inner layer; 322. an outer layer; 33. an annular cavity; 34. an electric heating wire; 35. a water outlet hole; 36. flanging; 37. a water collection pipe; 38. a pump machine; 39. a cover body; 40. a water storage cavity; 41. a guide rail; 411. a fixed rail; 412. a sliding rail; 42. a drive cylinder; 50. a winding motor; 51. fixing the rod; 52. an elastic rod; 521. a support portion; 522. a deformation section; 53. a locking groove; 54. a clamping piece; 55. a sensor; 60. and (4) distributing.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses water-saving dyeing machine. Referring to fig. 1, the cloth unwinding device comprises a frame 10, and an unwinding roller 11 for unwinding a cloth 60 and an unwinding motor 13 for driving the unwinding roller 11 to rotate are mounted on the frame 10. One side of the unwinding roller 11 is sequentially provided with a dip dyeing tank 14, an extrusion mechanism 20 and a dehydration mechanism 30, and the extrusion mechanism 20 and the dehydration mechanism 30 are also arranged on the frame 10 and are respectively used for pre-dehydration and secondary dehydration.

Before dyeing, the end of the cloth 60 is first passed through the pressing mechanism 20 and connected to the dewatering mechanism 30. During dyeing, the unreeling motor 13 is started, the unreeling roller 11 rotates to drive the cloth 60 to unreel, and the cloth 60 falls into the dip dyeing tank 14 to enter a dyeing process. The dyed cloth 60 is subjected to pre-dehydration by the squeezing mechanism 20 and secondary dehydration by the dehydration mechanism 30, and finally the obtained cloth 60 is dried to complete all the processes.

Specifically, referring to fig. 1 and 2, the pressing mechanism 20 includes two pressing rollers 21 and a driving member 22, the two pressing rollers 21 are spaced and arranged in parallel, and the end portions of the two pressing rollers 21 are all inserted into the frame 10 and rotatably connected to the frame 10 through bearings. The driving member 22 includes an extrusion motor 23 and two gears 24, the two gears 24 are respectively and fixedly mounted at the end portions of the two press rollers 21, and the two gears 24 are located at the same side and are meshed with each other. The extruding motor 23 is fixedly installed outside the frame 10, and a rotating shaft at an end thereof is fixedly connected to one of the pressing rollers 21. A gap is formed between the two press rolls 21 for the cloth 60 to pass through, and the height of the gap is less than or equal to the thickness of the cloth 60. In order to recycle the redundant dye liquor, a guide plate 25 is arranged below the extrusion mechanism 20, the guide plate 25 is arranged obliquely and downwards from one side far away from the dip-dyeing tank 14 to one side close to the dip-dyeing tank 14, and the obliquely downward end of the guide plate 25 is vertically projected in the dip-dyeing tank 14. The guide plate 25 is positioned between the frames 10, and both ends of the guide plate 25 are fixedly connected to the frames 10.

The cloth 60 enters between the two press rollers 21 from the dip dyeing tank 14, the extrusion motor 23 is started, the rotating shaft at the end part of the extrusion motor 23 rotates to drive the press rollers 21 to rotate, and the press rollers 21 rotate to drive the other press roller 21 to rotate reversely due to the mutual meshing of the two gears 24. When the cloth 60 passes through the gap, because the height of the gap is less than or equal to the thickness of the cloth 60, the dye liquor in the cloth 60 is partially extruded out when the cloth passes through the gap. The two press rollers 21 rotating in opposite directions transfer the cloth 60 to the wind-up roller 12 side.

Specifically, referring to fig. 3 and 4, the dewatering mechanism 30 includes a dewatering tub 31, the dewatering tub 31 includes an inner tub 32 and a cover 39, the cover 39 is a square housing, and a water storage cavity 40 is provided between the cover and the inner tub 32 for temporarily storing water. The inner cylinder 32 comprises an inner layer 321 and an outer layer 322, the outer layer 322 is sleeved outside the inner layer 321, an annular cavity 33 is formed between the inner layer 321 and the outer layer, and the heating wire 34 is wound in the annular cavity 33. The surfaces of the inner layer 321 and the outer layer 322 are all provided with water outlets 35, the positions of the water outlets 35 arranged on the inner layer 321 and the outer layer 322 correspond to each other, the water outlet 35 of the inner layer 321 forms a flange 36 towards one side of the outer layer 322, the flange 36 extends outwards to the water outlet 35 of the outer layer 322, and the flange 36 completely separates the annular cavity 33. In order to improve the utilization rate of water, the bottom of the side wall of the cover body 39 is connected with a water collecting pipe 37, the water collecting pipe 37 is connected with a pump 38, and one end of the water collecting pipe 37, which is far away from the cover body 39, is connected with the dip-dyeing tank 14 and is used for sucking the water in the water storage cavity 40 into the dip-dyeing tank 14.

The frame 10 is provided with a guide rail 41 at a side thereof adjacent to the spin-drying tub 31, and the guide rail 41 includes a fixed rail 411 and a sliding rail 412. The fixed rail 411 is provided with a sliding groove along the length direction thereof, and the sliding rail 412 is disposed in the sliding groove and slidably connected to the sliding groove along the direction of the sliding groove. The fixed rail 411 is fixedly installed with a driving cylinder 42, the driving cylinder 42 may be an air cylinder, and a piston rod at an end thereof is fixedly connected to the sliding rail 412. The sliding rail 412 is fixedly provided with a winding motor 50, a rotating shaft at the end part of the winding motor 50 is fixedly connected with a fixing rod 51, a winding roller 12 is sleeved outside the fixing rod 51, and the winding roller 12 is a hollow roller with two open ends.

Referring to fig. 5, two elastic rods 52 are connected inside the fixed rod 51 and the wind-up roll 12, and the two elastic rods 52 are arranged at intervals along the length direction of the fixed rod 51 and are respectively connected with the inner wall of the wind-up roll 12 near the two ends. The elastic rod 52 can be made of a rubber material, the elastic rod 52 comprises a supporting portion 521 and a deformation portion 522 which are connected at the end portions, the supporting portion 521 is a straight rod, one end, away from the deformation portion 522, of the supporting portion 521 is fixedly connected to the fixing rod 51, in order to improve the stretching amount of the elastic rod 52, the deformation portion 522 is bent in a serpentine shape, the extending direction of the deformation portion is consistent with that of the supporting portion 521, and one end, away from the supporting portion 521, of the deformation portion 522 is fixedly connected to the.

In order to lock the end of the cloth 60, the outer side wall of the winding roller 12 is provided with a locking groove 53, the inner side wall of the locking groove 53 is fixedly connected with a clamping piece 54, the side wall of the clamping piece 54 and the bottom of the locking groove 53 are arranged in a gap, the height of the gap is less than or equal to the thickness of the cloth 60, the upper end of the clamping piece 54 is also provided with an arc-shaped surface, and the arc-shaped surface is coincided with the outline of the.

When rolling cloth 60, need earlier with cloth 60 tip card in locking groove 53, because the thickness of the highly less than or equal to cloth 60 in clearance, even cloth 60 receives the effect of pulling force, also can not deviate from under the joint 54. The winding motor 50 is in a starting state, the rotating shaft at the end part of the winding motor 50 rotates to drive the fixing rod 51 to rotate, so that the winding roller 12 is driven to rotate slowly through the elastic rod 52, and the elastic rod 52 consists of a supporting part 521 and a deformation part 522, so that the supporting part 521 provides certain supporting force, the elastic rod 52 can drive the winding roller 12 to rotate, and the effect of winding the cloth 60 is achieved. When the dyed cloth 60 is completely wound on the surface of the winding roller 12, the driving cylinder 42 is started, and the piston rod at the end of the driving cylinder 42 drives the sliding rail 412 to slide towards one side of the dehydration barrel 31 until the winding roller 12 on the sliding rail 412 completely penetrates into the dehydration barrel 31.

During secondary dehydration, the winding motor 50 is started, the rotating shaft at the end part of the winding motor 50 rotates at a high speed to drive the fixing rod 51 to rotate, and the deformation part 522 extends outwards or contracts inwards under the action of centrifugal force to achieve the telescopic effect. When the wind-up roll 12 rotates, the dye liquor wound on the surface of the cloth 60 arranged outside the wind-up roll 12 is subjected to centrifugal force, and part of the dye liquor is thrown out, meanwhile, due to the stretching of the elastic rod 52, the outer wall of the wind-up roll 12 impacts the inner wall of the inner barrel 32 of the dehydration barrel 31, the cloth 60 is extruded, and part of the dye liquor is extruded. The squeezed water is stored at the bottom of the cover body 39 through the water outlet hole 35, and after a certain amount of water is accumulated, the pump 38 is started to pump the water at the bottom of the cover body 39 into the dip dyeing tank 14 for reuse. Meanwhile, the heating wire 34 is electrified, and the heating wire 34 simply dries the cloth 60, so that the coloring of the cloth 60 is improved. After the dehydration is finished, the driving cylinder 42 is started, the piston rod at the end of the driving cylinder 42 retracts to drive the sliding rail 412 to move on the fixed rail 411 until the winding roller 12 comes out of the dehydration barrel 31, and the cloth 60 is convenient to take.

Specifically, referring to fig. 1, a sensor 55 is fixedly mounted on the frame 10, and the sensor 55 is located on the side of the squeezing mechanism 20 close to the dewatering mechanism 30. Optionally, the sensor 55 is a pressure sensor 55, the sensor 55 is coupled with a control circuit, and the sensor 55 is used for abutting against the cloth 60, testing whether the cloth 60 is completely conveyed, and generating a pressure signal. The control circuit includes a comparing portion and a processing portion, the comparing portion is coupled to the sensor 55 to receive the pressure signal and compare with a preset value of the comparing portion, where the preset value is 0. When the pressure signal is greater than 0, a high-level comparison signal is output, and when the pressure signal is 0, a low-level comparison signal is output. The processing unit is coupled to the comparing unit for receiving the comparison signal, and when the processing unit receives the comparison signal of low level, the processing unit controls the driving cylinder 42 to be electrified. After the driving cylinder 42 is powered on, the piston rod at the end thereof drives the fixing rod 51 to move, and the winding roller 12 is sent into the inner cylinder 32.

When the cloth 60 is still in the conveying stage, the detection end of the sensor 55 abuts against the cloth 60, and the detection value is greater than zero, and at this time, the wind-up roll 12 is located outside the dehydration barrel 31 to perform the winding operation of the cloth 60. When the cloth 60 is completely transferred, the detection end of the sensor 55 is no longer in contact with the surface of the cloth 60, the pressure signal is 0, and when the comparison unit receives the pressure signal, the comparison unit outputs a low-level comparison signal to energize the driving cylinder 42, so that the wind-up roll 12 is fed into the dehydration tub 31 to perform a dehydration process.

The implementation principle of the water-saving dyeing machine in the embodiment of the application is as follows: before dyeing, the end of the cloth 60 passes through the pressing mechanism 20 and is fixed on the take-up roll 12. During dyeing, the unreeling motor 13 is started, the unreeling roller 11 rotates to drive the cloth 60 to unreel, the cloth 60 falls into the dip dyeing tank 14, enters a dyeing process and is reeled outside the reeling roller 12. The dyed cloth 60 is subjected to preliminary dehydration by the pressing mechanism 20 and secondary dehydration by the dehydration mechanism 30, and then is subjected to simple drying treatment, thereby completing dyeing and dehydration.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A water-saving dyeing machine is characterized in that: including frame (10), install in frame (10) and rotate to connect in frame (10) unreel roller (11) and wind-up roll (12), drive respectively and unreel roller (11) and wind-up roll (12) pivoted unreel motor (13) and rolling motor (50), it is equipped with between roller (11) and wind-up roll (12) and soaks pond (14), still be equipped with dewatering mechanism (30) on frame (10), dewatering mechanism (30) are including dewatering barrel (31), wind-up roll (12) set up in dewatering barrel (31), and form the clearance with dewatering barrel (31) inner wall, the pivot tip fixedly connected with dead lever (51) of rolling motor (50), dead lever (51) are worn to establish in wind-up roll (12), and dead lever (51) and wind-up roll (12) are connected through elastic rod (52).

2. A water-saving dyeing machine according to claim 1, characterized in that: elastic rod (52) include supporting part (521) and deformation portion (522) of end connection, deformation portion (522) are snakelike, and its one end fixed connection in wind-up roll (12) of keeping away from supporting part (521), supporting part (521) keep away from deformation portion (522) one end fixed connection in dead lever (51).

3. A water-saving dyeing machine according to claim 1, characterized in that: dewatering barrel (31) includes inner tube (32) and cover body (39), a plurality of apopores (35) that communicate the outer wall are seted up to inner tube (32) perisporium, the bottom of cover body (39) lateral wall is connected with collector pipe (37), collector pipe (37) are connected with pump machine (38), and collector pipe (37) keep away from cover body (39) one end intercommunication dip dyeing pond (14).

4. A water-saving dying machine according to claim 3, characterised in that: the inner cylinder (32) comprises an inner layer (321) and an outer layer (322), an annular cavity (33) is formed between the inner layer (321) and the outer layer (322), and the heating wire (34) is wound in the annular cavity (33).

5. The water-saving dyeing machine according to claim 4, characterized in that: the water outlet hole (35) formed in the inner layer (321) forms a flange (36) towards one side of the outer layer (322), and the flange (36) extends outwards into the water outlet hole (35) of the outer layer (322).

6. A water-saving dyeing machine according to claim 1, characterized in that: locking groove (53) have been seted up to wind-up roll (12) lateral wall, locking groove (53) internal fixed mounting has joint spare (54), the thickness of clearance less than or equal to cloth (60) between joint spare (54) and the locking groove (53) tank bottom for lock cloth (60) tip.

7. A water-saving dying machine according to claim 3, characterised in that: frame (10) are close to spin-drying bucket (31) one side and install guide rail (41) that are used for leading coiling motor (50) to inner tube (32), guide rail (41) are including fixed rail (411) of fixed mounting on frame (10) and along fixed rail (411) length direction slidable mounting sliding rail (412) on fixed rail (411), still install drive cylinder (42) that promote coiling motor (50) and remove along track length direction on frame (10).

8. A water-saving dyeing machine according to claim 1, characterized in that: install on frame (10) and be used for tentatively making extrusion mechanism (20) of cloth (60) dehydration, extrusion mechanism (20) are located between dye soaking pool (14) and dewatering bucket (31), extrusion mechanism (20) include two intervals and parallel arrangement's compression roller (21), drive two compression roller (21) antiport's driving piece (22), two form the clearance that supplies cloth (60) to pass through between compression roller (21).

9. A water-saving dyeing machine according to claim 8, characterized in that: the machine frame (10) is fixedly provided with a sensor (55), the detection end of the sensor is abutted against the cloth (60) between the extruding mechanism (20) and the winding roller (12), the sensor (55) is coupled with a control circuit, and when the detection value of the sensor (55) is zero, the driving cylinder (42) is electrified.