1. An open width dyeing machine comprises a frame, and is characterized in that a cloth feeding device, a cooling roller, a uniform padder device, a lower trough device, a cloth discharging and rolling device and an automatic feeding system are arranged on the frame;

the uniform padder device comprises an active compression roller and a passive compression roller which is horizontally compressed on the active compression roller through a compression mechanism, two ends of the relative upper part of the area between the active compression roller and the passive compression roller are respectively provided with a side plate, the upper surfaces of the opposite sides of the active compression roller and the passive compression roller and the side plates form a dyeing tank with an approximate triangular section, and a first feeding pipe is arranged above the dyeing tank;

the lower material groove device comprises a material groove and an in-groove cloth guide roller positioned in the material groove, and a second feeding pipe is arranged at the relative upper part of the material groove;

the cloth passes through the cloth feeding device to be fed, optionally passes through the cooling roller or not, then optionally passes through the lower trough device or not, then passes through the uniform padder device to be dyed, and finally passes through the cloth discharging and rolling device to be discharged.

2. The open-width dyeing machine according to claim 1, characterized in that said cloth feeding device comprises, in sequence, a cloth feeding and dividing roller assembly, a centering roller and a first tension roller, said cloth feeding and dividing roller assembly comprises a turntable rotatably mounted on the frame and a pair of cloth feeding and dividing rollers symmetrically mounted on the turntable, and said first tension roller is provided with a tension sensor.

3. Open width dyeing machine according to claim 1, characterized in that said cooling roller is hollow inside, and is provided with cooling water inlet and outlet on the sides.

4. The open-width dyeing machine according to claim 1, wherein said pressing mechanism includes a pair of rotating arms rotatably disposed on two sides of the frame, two ends of said driven press roller are disposed on opposite upper portions of the rotating arms, respectively, and air bags are disposed between opposite lower portions of the rotating arms and the frame, and said rotating arms are rotated by inflating said air bags, so that said driven press roller is pressed against said driving press roller.

5. The open-width dyeing machine according to claim 1, characterized in that said evenness calender means further comprises a deflection compensation mechanism, said deflection compensation mechanism comprises an oil pressure chamber disposed on the opposite side of the active compression roller and the passive compression roller, respectively, the side of said oil pressure chamber is provided with an oil inlet and an oil outlet, said oil inlet and said oil outlet are connected with the oil cylinder through a pipeline, respectively.

6. The open-width dyeing machine according to claim 1, characterized in that both ends of said chute are respectively arranged on the frame in a lifting manner through a synchronous cylinder; and cooling water flow channels are respectively arranged on the two side walls of the trough along the surfaces of the two side walls.

7. Open width dyeing machine according to claim 1, characterized in that between said cooling roller and said evenness calender means there is a selvedge device, between said selvedge device and evenness calender means there is an arc-shaped cloth guide plate.

8. Open width dyeing machine according to claim 1, characterized in that a second tension roller is provided between said cooling roller and the lower chute device, said second tension roller being provided with a tension sensor; and the cloth inlet side and the cloth outlet side of the lower part trough device are respectively provided with a yarn separating roller.

9. Open-width dyeing machine according to claim 1, characterized in that said cloth-outlet batching device comprises a cloth-outlet guide roller and a batching roller, said frame being provided, on the cloth-outlet side, with a batching frame slidably arranged on the ground, away from or close to the frame, by means of rails, said batching frame being driven by cylinders to slide along the rails.

10. The open-width dyeing machine according to claim 1, characterized in that the automatic feeding system comprises an automatic batching unit and a plurality of sets of charging barrel units, the charging barrel units comprise a dyeing barrel and an auxiliary barrel, the automatic batching unit comprises a dye pump, an auxiliary pump and a main feeding pipeline, the dyeing barrel and the auxiliary barrel are respectively connected with the dye pump and the auxiliary pump through pipelines, the dye pump and the auxiliary pump are respectively connected with the main feeding pipeline through pipelines, and the main feeding pipeline is communicated with the dye feeding pipe through pipelines.

Background

The traditional dyeing machine mainly uses groove dyeing, the dye is placed in a trough, and the fabric penetrates or is soaked in the trough to realize dye coloring. However, in the tank dyeing process, the tank capacity is large, the required dye consumption is also large, and long-time dyeing can cause the dye to be easily decomposed, so that the quality problem is easy to occur, and the waste of the dye is caused.

The traditional dyeing machine has the fixed working procedures, and each working procedure module in the dyeing is relatively independent, such as the alkali liquor passing and dyeing working procedures, the length of a production line is relatively large, and if a certain working procedure needs to be skipped, the direct dyeing is troublesome.

In addition, the temperature of the fabric is high after the shaping and drying process, and if the fabric is not cooled before dyeing, the temperature of the surface of the fabric entering a trough is unstable and suddenly high or low, so that the quality of the product is easily influenced. The traditional open-width dyeing machine starts dyeing after the cloth is naturally cooled before dyeing, and the working efficiency is low.

Disclosure of Invention

The object of the present invention is to provide an open-width dyeing machine that solves the problems of the prior art mentioned in the background.

In order to achieve the above purpose, the invention provides the following technical scheme: an open width dyeing machine comprises a frame, wherein a cloth feeding device, a cooling roller, a uniform padder device, a lower part trough device and a cloth discharging and rolling device are arranged on the frame;

the uniform padder device comprises an active compression roller and a passive compression roller which is horizontally compressed on the active compression roller through a compression mechanism, two ends of the relative upper part of the area between the active compression roller and the passive compression roller are respectively provided with a side plate, the upper surfaces of the opposite sides of the active compression roller and the passive compression roller and the side plates form a dyeing tank with an approximate triangular section, and a first feeding pipe is arranged above the dyeing tank;

the lower material groove device comprises a material groove and an in-groove cloth guide roller positioned in the material groove, and a second feeding pipe is arranged at the relative upper part of the material groove;

the cloth passes through the cloth feeding device to be fed, optionally passes through the cooling roller or not, then optionally passes through the lower trough device or not, then passes through the uniform padder device to be dyed, and finally passes through the cloth discharging and rolling device to be discharged.

Preferably, the cloth feeding device sequentially comprises a cloth feeding and distributing roller assembly, a centering roller and a first tension roller, the cloth feeding and distributing roller assembly comprises a rotary table which is rotatably arranged on the frame and a pair of cloth feeding and distributing rollers which are symmetrically arranged on the rotary table, and the first tension roller is provided with a tension sensor.

Preferably, the cooling roller is hollow, and a cooling water inlet and a cooling water outlet are arranged on the side surface of the cooling roller.

Preferably, the pressing mechanism comprises a pair of rotating arms which are respectively and rotatably arranged on two sides of the rack, two ends of the driven pressing roller are respectively arranged on the opposite upper parts of the rotating arms, an air bag is arranged between the opposite lower parts of the rotating arms and the rack, and the air bag is inflated to drive the rotating arms to rotate, so that the driven pressing roller is pressed on the driving pressing roller.

Preferably, the evenness calender device further comprises a deflection compensation mechanism, the deflection compensation mechanism comprises oil pressure cavities which are respectively arranged on the opposite sides of the driving compression roller and the driven compression roller, an oil inlet and an oil outlet are arranged on the side face of each oil pressure cavity, and the oil inlet and the oil outlet are respectively connected with the oil cylinder through pipelines.

Preferably, two ends of the trough are respectively arranged on the rack in a lifting manner through a synchronous cylinder; and cooling water flow channels are respectively arranged on the two side walls of the trough along the surfaces of the two side walls.

Preferably, an edge poking device is arranged between the cooling roller and the uniform padder device, and an arc-shaped cloth guide plate is arranged between the edge poking device and the uniform padder device.

Preferably, a second tension roller is arranged between the cooling roller and the lower material groove device, and a tension sensor is arranged on the second tension roller; and the cloth inlet side and the cloth outlet side of the lower part trough device are respectively provided with a yarn separating roller.

Preferably, the cloth discharging and rolling device comprises a cloth discharging and guiding roller and a rolling roller, a cloth rolling frame is arranged on the cloth discharging side of the rack, and the cloth rolling frame can be arranged on the ground in a sliding mode far away from or close to the rack through a rail.

Preferably, the automatic feeding system comprises an automatic batching unit and a plurality of groups of charging barrel units, the charging barrel unit comprises a dye barrel and an auxiliary agent barrel, the automatic batching unit comprises a dye pump, an auxiliary agent pump and a feeding main pipeline, the dye barrel and the auxiliary agent barrel are respectively connected with the dye pump and the auxiliary agent pump through pipelines, the dye pump and the auxiliary agent pump are respectively connected with the feeding main pipeline through pipelines, and the feeding main pipeline is communicated with the dye feeding pipe through a pipeline.

Compared with the prior art, the invention has the advantages that:

1. the dyeing is carried out in a surface padding liquid mode, the dye consumption is small, the dye exchange rate is improved, the dye consumption is saved, the dye is dyed to the fabric in a short time, the dye is not easy to decompose, and the quality is more stable.

2. According to the invention, through the modular design of each process, various cloth penetrating modes are realized, a surface rolling cloth penetrating mode, a cooling tank rolling mode and a non-cooling tank rolling dyeing mode can be realized according to requirements, and various using methods of the same machine are realized.

3. According to the invention, the cloth is cooled by the cooling roller, and can be directly dyed after the last shaping and drying process is finished, so that the dyeing efficiency is improved.

4. The lower material groove device of the invention is convenient for cleaning the material groove and the cloth guide roller in the groove by the lifting of the material groove, thereby being beneficial to prolonging the service life.

5. The deflection compensation mechanism is used for compensating the deflection deformation of the driving compression roller and the driven compression roller, so that the uniform compression during the pad dyeing on the surface of the cloth is ensured, and the dyeing quality is improved.

Drawings

Fig. 1 is a schematic view of the general structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the rack of the present invention.

Fig. 3 is a schematic view of a side structure of the housing of the present invention.

Fig. 4 is another schematic view of the frame of the present invention.

Fig. 5 is a schematic sectional view of the frame (trough-raised state) in the present invention.

Fig. 6 is a schematic sectional view of the frame (trough-descending state) in the present invention.

FIG. 7 is a schematic diagram of the active nip roll of the present invention.

Fig. 8 is a schematic cross-sectional view of the mangle apparatus of the present invention.

Fig. 9 is a schematic cross-sectional view of the lower trough assembly of the present invention.

FIG. 10 is a schematic view of the face-piercing pattern of the present invention.

FIG. 11 is a schematic view of the rolling and threading manner of the cooling bath according to the present invention.

FIG. 12 is a schematic diagram of the present invention showing the way of piercing the cloth without a cooling bath.

Fig. 13 is a schematic view of a deflection compensating mechanism in embodiment 2 of the present invention.

FIG. 14 is a schematic view of a driving nip roll of example 2 of the present invention.

FIG. 15 is a schematic view of the forces applied to the active nip roll and the passive nip roll of the present invention.

FIG. 16 is a schematic view of a cooling water circulation system according to the present invention.

FIG. 17 is a schematic block diagram of an automatic loading system of the present invention.

In the figure: 1. a frame; 2. a cloth feeding device 21, a turntable 22, a cloth feeding and distributing roller 23, a centering roller 24 and a first tension roller; 3. a cooling roll; 4. the device comprises a uniform padder device, 41, a driving compression roller, 42, a driven compression roller, 43, a motor, 44, a dye groove, 45, a first feeding pipe, 46, a rotating arm, 47, an air bag, 48, a partition plate, 49, an oil cylinder, 410, a roller body, 411, an end fixing shaft, 412, an oil pressure cavity, 413 and a non-pressure cavity; 5. a lower material groove device 51, a material groove 52, an in-groove cloth guide roller 53, a second feeding pipe 54, a synchronous cylinder 55 and a cooling water flow passage; 6. a cloth discharging and rolling device 61, a cloth discharging and guiding roller 62, a rolling roller 63, a cloth rolling roller 64, a track 65 and a cylinder; 7. a second tension roller; 8. a dividing roller; 9. a selvedge poking device 91 and an arc-shaped cloth guide plate; 10. cloth; 11. a freezer; 12. an automatic batching unit; 13. a dyeing cylinder; 14. an additive cartridge.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further specifically described below by way of embodiments in combination with the accompanying drawings.

Example 1

An open-width dyeing machine, as shown in fig. 1-12, comprises a frame 1, a cloth feeding device 2, a cooling roller 3, a uniform padder device 4, a lower trough device 5, a cloth discharging and rolling device 6 and an automatic feeding system, wherein the cloth feeding device 2 and the cloth discharging and rolling device 6 are respectively used for feeding and discharging cloth of cloth, the cooling roller 3 is used for cooling the cloth, the uniform padder device 4 is used for surface pad dyeing of the cloth, the lower trough device 5 can be used for an alkali passing process of the cloth, it is worth mentioning that the lower trough device 5 can be used as other processes according to different solutions contained in troughs, for example, when containing dye, the lower trough device 5 can also be used as a dyeing device for dyeing in a trough rolling mode.

In the structure, the cloth feeding device 2 and the cloth discharging and rolling device 6 are respectively arranged at two ends of the frame 1, and the cooling roller 3, the uniform padder device 4 and the lower trough device 5 are sequentially arranged at the opposite middle part of the frame 1 from top to bottom.

The cloth feeding device 2 sequentially comprises a cloth feeding and distributing roller assembly, a centering roller 23 and a first tension roller 24, the cloth feeding and distributing roller assembly comprises a rotary table 21 which is rotatably arranged on the frame 1 and a pair of cloth feeding and distributing rollers 22 which are symmetrically arranged on the rotary table 21, and the angle of the cloth feeding and distributing rollers 22 is adjusted through the rotation of the rotary table 21 so as to change the tension of cloth during distributing; the tension sensor is arranged on the first tension roller 24, the tension of the traditional open-width dyeing machine is large, so that the cloth stretching rate is large, and the tension of the cloth can be monitored in real time by the tension sensor, so that the tension control is more stable. When cloth is fed, the cloth passes through the cloth feeding and splitting roller assembly, the centering roller 23 and the first tension roller 24 in sequence.

The cooling roller 3 is a hollow cylindrical roller, and cooling water is introduced into the roller to cool the cloth passing through the surface of the roller. Specifically, the side surface of the cooling roller 3 is provided with a cooling water inlet and a cooling water outlet, and cold water enters the cooling roller from the cooling water inlet and is discharged from the cooling water outlet.

The evenness calender device 4 comprises an active compression roller 41 and a passive compression roller 42 horizontally compressed on the active compression roller 41 through a compression mechanism, wherein the active compression roller 41 is driven by a motor 43, the output end of the motor 43 drives the active compression roller 41 to rotate through a synchronous belt, two ends of the relative upper part of the area between the active compression roller 41 and the passive compression roller 42 are respectively provided with a side plate (not shown in the figure, the side plates are in sliding fit with the side surfaces of the active compression roller 41 and the passive compression roller 42), specifically, the surfaces of the side plates in contact with the side surfaces of the active compression roller 41 and the passive compression roller 42 are provided with felts, and the side plates are wholly pushed by an air cylinder through a lever structure to be compressed on the side surfaces of the active compression roller 41 and the passive compression roller 42. The upper surfaces of the opposite sides of the driving compression roller 41 and the driven compression roller 42 and the side plates form a dye groove 44 with an approximately triangular section, a first feeding pipe 45 is arranged above the dye groove 44, a plurality of feeding holes are uniformly formed in the bottom of the first feeding pipe 45, after the dye is injected into the first feeding pipe 45 through a pipeline, the dye is discharged from the feeding holes and relatively uniformly enters the dye groove 44, when the cloth 10 passes through the space between the driving compression roller 41 and the driven compression roller 42 and simultaneously passes through the dye groove 44, the driving compression roller 41 rotates to drive the cloth 10, and the surface padding liquid dyeing of the cloth 10 is realized. In order to prevent the dye from being splashed out, the first feeding pipe 45 is provided with anti-splash plates at both sides along the length direction. The dyeing of this kind of mode utilizes the regional dye groove 44 that forms between initiative compression roller 41 and the passive compression roller 42, and required dyestuff quantity is little, has practiced thrift the dyestuff quantity when having improved the dyestuff exchange rate, and the dyestuff is colored to the surface fabric in the short time, and the dyestuff is difficult for decomposing, and the quality is more stable.

In the above structure, the pressing mechanism includes a pair of rotating arms 46 rotatably disposed on two sides of the frame, the rotating arms 46 can rotate with their relative middle portions as a fulcrum, two ends of the driven pressing roller 42 are disposed on the relative upper portions of the rotating arms 46, respectively, an air bag 47 is disposed between the relative lower portion of the rotating arms 46 and the frame 1, and the rotating arms 46 are driven to rotate by inflating the air bag 47, so that the driven pressing roller 42 is pressed on the driving pressing roller 41.

It should be noted that, when the pressing mechanism applies force to both ends of the passive pressing roller 42 under the action of the air bag, the stress point between the active pressing roller 41 and the passive pressing roller 42 is not uniform, which results in a certain degree of deflection deformation of both pressing rollers, and the pressure in the middle and both sides is different, so that the cloth cannot be uniformly pressed between the two pressing rollers, and further the uniformity of coloring is affected.

In order to realize uniform compression of the cloth, the embodiment is provided with a deflection compensation mechanism, the deflection compensation mechanism comprises partition plates 48 vertically arranged in the driving press roll 41 and the driven press roll 42 respectively, and the inner cavities of the driving press roll 41 and the driven press roll 42 are divided into a left cavity and a right cavity. Specifically, the structure of the driving compression roller 41 and the driven compression roller 42 in this embodiment is the same and symmetrical, and both include the end fixing shaft 411 and the hollow roller body 410, the two ends of the roller body 410 are sleeved outside the end fixing shaft 411 and can rotate around the end fixing shaft, the partition plate 48 is vertically and fixedly connected between the two end fixing shafts 411, the inside of the roller body 410 is divided into a left cavity and a right cavity, and the partition plate 48 is in clearance fit with the inner wall of the roller body 410. Oil inlets are arranged on the end fixing shafts 411 corresponding to the cavity of the driving compression roller 41 close to the driven compression roller 42 and the cavity of the driven compression roller 42 close to the driving compression roller 41, oil outlets are arranged on the end fixing shafts 411 corresponding to the other two cavities far away from each other, the oil inlets and the oil outlets are respectively connected with the oil cylinder 49 through pipelines, so that the two cavities close to each other of the driving compression roller 41 and the driven compression roller 42 form an oil pressure cavity 412 through flow difference, the two cavities far away from each other are pressure-free cavities 413, oil pressed out by the oil cylinder 49 enters the oil pressure cavity 412 through the oil inlets, the oil enters the pressure-free cavities 413 through the gaps between the partition plate 48 and the inner wall of the roller body 410, the flow difference realizes pressure difference, thereby forming oil pressure in the oil pressure cavity 412, enabling one side of the oil pressure cavity 412 to deform, compensating the deformation generated by flexural deformation, and realizing uniform compression of cloth between the driving compression roller 41 and the driven compression roller 42, in this embodiment, since the partition 48 is fixed, the oil pressure chamber 412 is always located on the side of the active press roll 41 and the passive press roll 42 close to the intermediate cloth, and the deformation compensation always occurs on the side close to the cloth. In the debugging of a specific product, the deformation quantity generated by the flexural deformation is related to the pressure of the pressing mechanism, the compensation quantity of the flexural compensation mechanism is related to the oil pressure of the oil cylinder 49, in order to enable the cloth to be uniformly pressed, the change of the input value of the pressing mechanism is approximately in a linear relation with the change of the input value of the oil cylinder 49, therefore, the linear relation can be obtained through a specific test, then the flexural deformation quantity generated by the pressure of the pressing mechanism and the compensation quantity generated by the oil pressure of the oil cylinder 49 are mutually corresponding through a control system, the input value of the pressing mechanism is directly adjusted according to needs when the device is used, and the oil pressure output value of the oil cylinder 49 automatically changes along with the change of the input value of the pressing mechanism.

The lower trough device 5 comprises a trough 51 and an in-trough cloth guide roller 52 positioned in the trough 51, a second feeding pipe 53 is arranged at the relative upper part of the trough 51 and used for feeding materials into the trough 51, the cross section of the trough 51 is U-shaped, the inner wall of the trough 51 is in clearance fit with the in-trough cloth guide roller 52, the cloth 10 penetrates into the gap between the inner wall of the trough 51 and the in-trough cloth guide roller 52 from one side of the cloth when passing through alkali and then penetrates out from the other side, and when the in-trough cloth guide roller 52 rotates, the cloth 10 is driven to penetrate through alkali liquor in the trough 51. In this embodiment, the cloth guide roller 52 is fixedly disposed on the frame 1, and the trough 51 is disposed on the frame 1 in a liftable manner, so that the trough 51 and the cloth guide roller 52 can be cleaned and maintained conveniently. Specifically, silo 51's both ends set up in the lateral wall of frame 1 through the guide rail respectively with reciprocating, and respectively through synchronous cylinder 54 drive, during operation synchronous cylinder 54 drive silo 51 rebound, make inslot fabric guide roller 52 be located silo 51, when needing to wash or maintain, synchronous cylinder 54 drive silo 51 descends, make inslot fabric guide roller 52 can leave silo 51 and the interior alkali lye of silo 51, silo 51's bottom sets up the bin outlet, the silo of being convenient for is arranged the material, thereby be convenient for wash or maintain inslot fabric guide roller 52 and silo 51.

In the above structure, two side walls of the trough 51 are respectively provided with a cooling water channel 55 along the surface thereof, specifically, the two side walls are respectively provided with a cavity similar to an interlayer to form the cooling water channel 55, and two ends of the cooling water channel 55 are respectively provided with a cooling water inlet and a cooling water outlet. The cooling water inlet and outlet of the cooling water flow passage 55 and the cooling water inlet and outlet of the cooling roll 3 are respectively externally connected with a refrigerator 11, and a circulating pump is arranged in the refrigerator to realize the circulation of the cooling water, as shown in fig. 15; in addition, the automatic batching unit and the cartridges described below also require cooling during operation, and similarly are also connected to the freezer 11 by pipes to achieve circulation cooling.

It should be noted that the lower trough device 5 in the present embodiment is not limited to only one use of the alkali, and various uses can be achieved by adding different reagents to the trough 51, and for example, when a dye is added to the trough 51, the lower trough device 5 may be used as a dyeing device for dyeing by a way of trough rolling.

Go out cloth and roll up device 6 and include cloth guide roll 61 and roll up roller 62, the play cloth side of frame 1 is equipped with cloth rolling stand 63, and cloth rolling stand 63 can keep away from or be close to frame 1 ground through track 64 and slide and set up in ground to accessible cylinder 65 drives, when the yardage roll on cloth rolling stand 63 increases along with the increase of cloth volume diameter, accessible cylinder 65 promotes it and keeps away from frame 1 so that go out cloth. When the cloth is delivered, the cloth passes through the cloth delivery guide roller 61 and the rolling roller 62 in an S shape in sequence, and then is rolled to the cloth rolling frame 63.

In this embodiment, a second tension roller 7 is arranged between the cooling roller 3 and the lower trough device 5, and a tension sensor is also arranged on the second tension roller 7; the cloth inlet side and the cloth outlet side of the lower part trough device 5 are respectively provided with a yarn separating roller 8; be equipped with between chill roll 3 and the even padder device 4 and dial limit device 9 to in order to guarantee that cloth can more rationally get into even padder device 4 after passing and dial limit device 9, dial and be equipped with arc between limit device 9 and the even padder device 4 and lead cloth board 91, arc leads cloth board 91 and plays the effect of arc transition.

The open-width dyeing machine of the present embodiment provides three different cloth threading manners. The first is a surface rolling cloth-penetrating mode, as shown in fig. 10, after cloth is fed from a cloth feeding device 2, the cloth 10 sequentially passes through a cooling roller 3 and an edge poking device 9, then passes through a uniform padder device 4 from top to bottom for dyeing, and then is discharged through a cloth discharging and rolling device 6; the second is a cooling tank rolling and cloth penetrating mode, as shown in fig. 11, after cloth is fed from a cloth feeding device 2, the cloth 10 sequentially passes through a cooling roller 3, a second tension roller 7 and a lower trough device 5, is dyed by the lower trough device 5, passes through a uniform padder device 4 from bottom to top, and then is discharged through a cloth discharging and rolling device 6; the third is the non-cooling groove cloth rolling and penetrating mode, as shown in fig. 12, after cloth is fed from the cloth feeding device 2, the cloth 10 directly enters the lower part trough device 5 for dyeing, then passes through the uniform padder device 4 from bottom to top, and finally is discharged through the cloth discharging and rolling device 6.

The automatic feeding system is shown in fig. 17 and comprises an automatic batching unit 12 and a plurality of sets of cylinder units, two sets are taken as an example in the embodiment, each set of cylinder unit comprises a dye cylinder 13 and an auxiliary agent cylinder 14 which are respectively used for providing dyes and chemical auxiliary agents (such as alkali liquor and the like) required for dyeing, and the plurality of sets of cylinder units are arranged to facilitate the change of different dye and auxiliary agent combinations at any time and add different dyes and auxiliary agents into the dye tanks. The automatic batching unit 12 comprises a dye pump, an auxiliary agent pump and a feeding main pipeline, wherein the dye cylinder and the auxiliary agent cylinder are respectively connected with the dye pump and the auxiliary agent pump through pipelines, the dye pump and the auxiliary agent pump are respectively connected with the feeding main pipeline through pipelines, the feeding main pipeline is respectively communicated with a first feeding pipe and a second feeding pipe through pipelines, and automatic valves are arranged on the pipelines of the feeding main pipeline respectively connected with the first feeding pipe and the second feeding pipe.

In this embodiment, the dye cylinder 13 and the auxiliary agent cylinder 14 are respectively provided with an electric stirring paddle therein, the bottoms of the dye cylinder 13 and the auxiliary agent cylinder 14 are respectively provided with a discharge port, the discharge ports are connected with a dye pump or an auxiliary agent pump through a pipeline, and the discharge ports are provided with automatic valves, such as electromagnetic valves or pneumatic valves. In this embodiment, the dye trough 44 and the trough 51 are respectively provided with a liquid level detector, preferably, the dye barrel 13 and the auxiliary agent barrel 14 are also respectively provided with a liquid level detector, the liquid level detectors are conventional standard components commercially available, and the structure and principle of this embodiment are not described in detail. Preferably, an automatic flushing system is further arranged in the dye barrel 13 and the auxiliary agent barrel 14, clean water is injected into the material barrel, then steam is introduced into the clean water for high-temperature heating, and then the clean water is introduced into a dye trough and a lower trough device in the dyeing machine through an automatic batching unit to clean the dyeing machine.

In this embodiment, the control device is electrically connected to the dye pump 13, the assistant pump 14 and the liquid level detector, respectively, receives signals from the liquid level detector and controls the operation of the dye pump and the assistant pump, specifically, when the liquid level in the dye tank 44 or the tank 51 is lower than the normal operating liquid level, the liquid level detector sends the liquid level signals to the control device, the control device controls the operation of the dye pump and the assistant pump, and automatically opens or closes the corresponding automatic valves to transport the dyes and the assistants in the dye cylinder and the assistant cylinder to the first dye feeding pipe or the second dye feeding pipe, and feeds the dyes into the dye tank 44 through the first dye feeding pipe 6 or feeds the dyes into the tank 51 through the second dye feeding pipe; when the liquid level in the dye trough 44 or the trough 51 reaches the set normal working liquid level, the liquid level detector sends a signal to the control device again, and the control device controls the dye pump and the auxiliary agent pump to stop working and stop feeding. In this embodiment, the flow ratio of the dye pump and the auxiliary agent pump can be set as required, so that the ratio of the dye to the chemical auxiliary agent can meet the requirement, for example, the ratio of the dye to the chemical auxiliary agent is set to 4: 1, and if only the chemical auxiliary agent needs to be added into the dye tank 44 or the material tank 51, the flow ratio of the dye pump to the auxiliary agent pump can be set to 0: 1.

Example 2

The difference between this embodiment and embodiment 1 is only that the structure of the deflection compensation device is different, as shown in fig. 13, in this embodiment, the driving pressing roller 41 and the driven pressing roller 42 have the same and symmetrical structure, and both include an end fixing shaft 411 and a roller body 410 with a hollow interior, and both ends of the roller body 410 are sleeved outside the end fixing shaft 411 and can rotate around the end fixing shaft. A semicircular fixed shaft is fixedly connected between the two end fixed shafts 411, the semicircular fixed shaft is in sliding fit with the inner wall of the roller body 410, a cavity is formed, the cavity is an oil pressure cavity, an oil inlet and an oil outlet are formed in the end fixed shaft 411 corresponding to the oil pressure cavity, the oil inlet and the oil outlet are respectively connected with an oil cylinder 49 through pipelines, oil pressure in the oil pressure cavity 412 is achieved through the oil cylinder 49, one side of the oil pressure cavity 412 is deformed, deformation generated by flexural deformation is compensated, and uniform compression of cloth between the driving compression roller 41 and the driven compression roller 42 is achieved. In this embodiment, the semi-circular fixed shaft is fixed, so that the oil pressure chamber 412 is always located on the side of the driving press roll 41 and the driven press roll 42 close to the middle cloth, and the deformation compensation always occurs on the side close to the cloth. In the debugging of a specific product, the deformation quantity generated by the flexural deformation is related to the pressure of the pressing mechanism, the compensation quantity of the flexural deformation compensation mechanism is related to the oil pressure of the oil cylinder 49, and a plurality of different gears can be further arranged through specific tests, so that the flexural deformation quantity generated by the pressure of the pressing mechanism of each gear is mutually corresponding to the compensation quantity generated by the oil pressure of the oil cylinder 49, and the gear can be directly adjusted according to the requirement when in use.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.