CN109295630B - Spray dyeing machine for fabric dyeing - Google Patents

Abstract

The invention discloses a spray dyeing machine for dyeing fabrics, which comprises a rack, a raw material roller capable of moving back and forth, a material receiving roller capable of moving back and forth, a driving device for driving the fabrics to move and a spraying device for spraying dye liquor, wherein the raw material roller is arranged on the rack; the spraying device comprises a sprayer, a spraying pipe communicated with the sprayer and a feeding piece communicated with the spraying pipe; the frame is provided with a smearing device for evenly smearing the dye liquor on the fabric and a leveling device for leveling the fabric; according to the invention, through the arrangement of the smearing device, the dye liquor sprayed on the surface of the fabric is smeared uniformly, so that the fabric can be dyed uniformly, and the dyeing effect of the fabric is greatly improved.

Description

Spray dyeing machine for fabric dyeing

Technical Field

The invention belongs to the technical field of printing and dyeing, and particularly relates to a jet dyeing machine for dyeing fabrics.

Background

The textile industry is an important industry of national economy in China, and for a long time, the textile industry makes great contributions to the development of national economy, the solution of people wearing clothes, foreign exchange in exports and the like, and the textile industry serving as a dyeing and finishing industry of connecting bridges has an important position in the industry; the dyeing and finishing industry is the key for deep processing, fine processing and added value improvement of textiles, is a link between the processing of textile fibers, raw yarns and gray cloth into final products entering the consumer goods market, and plays an important role in promoting the common development of products.

For example, the low bath ratio sectional dyeing spray-dyeing machine disclosed in chinese patent CN207659663U comprises a cylinder body, a dye liquor circulating system, a yarn hanging component transmission system, a yarn pressing component transmission system, a heat exchange system, a door opening component, a dye auxiliary cylinder, a cylinder washing component, a pressure relief system, a pressure gauge, a spray-dyeing pipe, a spray pipe, a water tank, a yarn pressing component, a yarn hanging component, a liquid level meter and other components.

Although the spray dyeing machine can save materials and reduce the discharge of waste liquid, the spray dyeing is easy to be uneven, and the dyeing effect of the fabric is seriously influenced.

Disclosure of Invention

The invention provides a spray dyeing machine for dyeing fabrics, which overcomes the defects of the prior art and is uniform in spray dyeing.

In order to achieve the purpose, the invention adopts the following technical scheme: a spray dyeing machine for fabric dyeing comprises a frame, a driving device for driving fabric to move and a spraying device for spraying dye liquor; the spraying device comprises a sprayer, a spraying pipe communicated with the sprayer and a feeding piece communicated with the spraying pipe; the frame is provided with a smearing device for evenly smearing the dye liquor on the fabric and a leveling device for leveling the fabric; by the arrangement of the smearing device, the dye liquor sprayed on the surface of the fabric is smeared uniformly, so that the fabric can be dyed uniformly, and the dyeing effect of the fabric is greatly improved; the setting of rethread levelling device for the fabric is evened out before spouting the dye liquor, avoids the fabric to produce the fold, thereby guarantees that the dye liquor can be even spray on the surface of fabric, and also makes the fabric more inseparable with the direct cooperation of smearing the device, is convenient for smear the device and smears the dye liquor on fabric surface evenly, has further guaranteed the dyeing effect of dyestuff to the fabric.

Furthermore, the smearing device comprises an upper smearing structure attached to the upper surface of the fabric, a lower smearing structure capable of moving back and forth and a second driving piece for driving the lower smearing structure to move back and forth; by the arrangement of the upper smearing structure and the lower smearing structure, two sides of the fabric can be simultaneously dyed and smeared, so that the dyeing efficiency is higher; and lower structure of paining can make back and forth action then scribble the structure and can separate with the fabric down to make when only needing to dye the one side of fabric, lower structure of paining can not work, practiced thrift drive power, also make the suitability of paining the device better simultaneously.

Furthermore, the coating structure comprises a brush part capable of moving back and forth, a coating driving component for driving the brush part to move back and forth, a brush frame in sliding fit with the brush part, and a scraping part arranged on the brush frame; through the matching arrangement of the brushing part and the smearing driving component, the brushing part can move back and forth on the surface of the fabric, and the dye liquor sprayed on the surface of the fabric is evenly smeared on the surface of the fabric, so that the condition that part of dye is too much or too little on the surface of the fabric is avoided, and the better dyeing effect is ensured; and the scraping part can scrape off redundant dye liquor on the surface of the fabric, so that the influence of the excessive dye liquor on the dyeing effect of the fabric is avoided, the waste of the dye liquor is also avoided, and the effects of energy conservation and emission reduction are achieved.

Furthermore, the smearing driving assembly comprises a first rack arranged on the brushing part, a second rack arranged on the brushing part, a half gear capable of moving back and forth and a third driving piece for driving the half gear to move back and forth; through the arrangement of the structure, the reciprocating motion of the brush head is realized, so that the effect of uniformly coating the dye liquor on the fabric is achieved; and because the gear and the rack are matched, the matching is stable, the structure is simple, and the failure rate is low; the combination of the two racks and the half gear enables the brush part to reciprocate back and forth at a high speed, so that the dyeing uniformity is further guaranteed, the abrasion to equipment is small, and the service life of the equipment is long.

Furthermore, the brush part comprises an elastic brush head, a brush plate detachably connected with the brush head and a brush plate convex edge arranged on the brush plate; the elastic brush head is arranged, so that the brush head is more attached to the fabric in a contact manner, and the fabric is not easily damaged; the brush head and the brush plate are detachably connected, so that the subsequent replacement of the brush head is facilitated.

Furthermore, a brush holder sliding groove matched with the brush plate convex edge and a brush holder support used for connecting the brush holder and the rack are arranged on the brush holder; the brush head is provided with a brush head cambered surface; the cambered surface of the brush head is arranged, so that the brush head is in direct contact with the fabric more smoothly, and the fabric is not easy to damage; the brush holder sliding groove is convenient for the brush plate to slide so as to realize the sliding fit between the brush holder sliding groove and the brush plate, the structure is simple, the fit is stable, and the failure rate is low.

Further, the scraping part comprises an elastic scraping head and a scraping head bracket used for connecting the scraping head with the brush holder; the scraping head is provided with a scraping head cambered surface; due to the arrangement of the elastic scraping head and the cambered surface of the scraping head, the scraping head is in closer contact with the fabric, and the fabric is not easy to be damaged by the scraping head; and because the scraping head has elasticity, when the scraping head is pressed on the fabric, the dyeing liquid can be better pressed on the surface of the fabric, and the fabric is easier to dye.

Furthermore, an upper inserting shaft is detachably connected to the half gear, and the inserting shaft comprises an inserting convex part and an inserting inclined plane which is obliquely arranged; the lower smearing structure comprises a lower inserting shaft, and an inserting groove matched with the inserting convex part and an inserting groove inclined plane matched with the inserting inclined plane are formed in the lower inserting shaft; through the arrangement of the structure, the upper smearing structure and the lower smearing structure are in insertion fit, and only one driving piece is needed to drive the two brush parts to move simultaneously, so that the production cost is reduced, and the energy utilization rate is improved; and because the matching arrangement of the inserting inclined plane and the slot inclined plane, the upper inserting shaft and the lower inserting shaft can directly form inserting matching more easily, and the matching is more stable.

Further, the leveling device comprises a left roller shaft group, a right roller shaft group matched with the left roller shaft group, a left transmission structure for driving and connecting the left roller shaft group and the driving device, and a right transmission structure for driving and connecting the right roller shaft group and the driving device; through the arrangement of the water feeding structure, the fabric can be pulled to two sides by the leveling device, so that the surface of the fabric is kept flat, wrinkles are not easy to generate, and subsequent dyeing is facilitated; the driving force of the left and right roller shaft groups comes from the driving assembly, no additional power part is needed, the cost is saved, the leveling device and the driving device can keep synchronous motion, if the synchronous motion is not kept, the same section of the fabric can be continuously applied with force if the leveling device continuously moves when the driving device stops, the fabric is easily damaged, and the problem can be well avoided by utilizing the left and right transmission structures; and because the left and right roller shaft groups are connected with the driving device, the left and right roller shaft groups can keep the same pulling force, and the fabric is evener in leveling effect.

Further, the right roller shaft group comprises a plurality of rotatable upper flat pulling rollers, a plurality of rotatable lower flat pulling rollers, an upper transmission assembly for being in transmission connection with two adjacent upper flat pulling rollers and a lower transmission assembly for being in transmission connection with two adjacent lower flat pulling rollers; by the arrangement of the upper leveling roller and the lower leveling roller, acting force is simultaneously generated on two sides of the fabric, and the leveling effect on the fabric is better; the upper and lower transmission components enable different leveling rollers to synchronously move, and the leveling effect is further ensured.

In conclusion, the dyeing liquid sprayed on the surface of the fabric is uniformly coated by the coating device, so that the fabric can be uniformly dyed, and the dyeing effect of the fabric is greatly improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic perspective view of the present invention with the frame removed;

FIG. 4 is an enlarged schematic view at B of FIG. 3;

FIG. 5 is an enlarged schematic view at C of FIG. 3;

FIG. 6 is a schematic perspective view of a spraying device according to the present invention;

FIG. 7 is a schematic cross-sectional view of the present invention;

FIG. 8 is an enlarged schematic view at D of FIG. 7;

FIG. 9 is a schematic perspective view of embodiment 2 of the present invention;

FIG. 10 is a schematic perspective view of example 2 of the present invention with the frame removed;

FIG. 11 is an enlarged schematic view at E of FIG. 10;

FIG. 12 is a schematic cross-sectional view showing embodiment 2 of the present invention;

FIG. 13 is an enlarged schematic view at F of FIG. 12;

fig. 14 is a perspective sectional view of embodiment 2 of the present invention;

fig. 15 is an enlarged schematic view at G in fig. 14.

Detailed Description

Example 1:

as shown in fig. 1-8, a jet dyeing machine for fabric dyeing comprises a frame 1, a cloth 11, a driving device, a spraying device, an applying device and a leveling device; the driving device comprises a roller shaft group, a first driving part 23 and a roller shaft transmission structure; the first driving member is a commercially available motor, hereinafter referred to as a first motor, which is a prior art and therefore not described herein again; the first motor is arranged on the rack 1, an installation platform is welded on the rack 1, and the first motor is connected with the installation platform through bolts; in the embodiment, two roller shaft groups are arranged in the same time and are positioned on the left side of the spraying device and the right side of the smearing device to play a role in conveying cloth; specifically, the roller shaft group comprises an upper roller shaft 21, a lower roller shaft 22, an upper gear 24 and a lower gear 25; the upper roller shaft and the lower roller shaft are connected with an inner wall bearing of the rack and can rotate back and forth, and the cloth is clamped between the upper roller shaft and the lower roller shaft; the upper gear is in key connection with the upper roller shaft, the lower gear is in key connection with the lower roller shaft, and the upper gear and the lower gear are meshed with each other, so that the upper roller shaft and the lower roller shaft can synchronously and reversely rotate, cloth clamped between the upper roller shaft and the lower roller shaft can be driven to move, and the roller shaft group can stably transport the cloth due to synchronous movement; the friction force between the upper and lower roller shafts made of metal materials and the cloth is larger than the gravity of the cloth, so that the problem that the upper and lower roller shafts cannot convey the cloth due to insufficient friction force is avoided.

Specifically, the roller shaft transmission structure comprises a first transmission wheel 26, a second transmission wheel 27 and a first transmission belt 28; the driving wheels are belt pulleys, and the driving belt is a belt; the second transmission wheel is in key connection with an output shaft of the first motor, the first transmission wheel is in key connection with the upper roll shaft 21, and the first transmission belt is arranged on the first transmission wheel and the second transmission wheel, so that after the first motor is started, the second transmission wheel can be driven to rotate, the first transmission wheel is driven to rotate through the first transmission belt, the upper roll shaft is driven to rotate, and the lower roll shaft and the upper roll shaft are driven to synchronously rotate; the first driving wheels on the two roller shaft groups are in transmission connection with the second driving wheels through first driving belts, so that a first motor can simultaneously drive the two roller shaft groups to rotate, the roller shafts on the two roller shaft groups can synchronously rotate, cloth can be stably conveyed, and insufficient cloth tension or overlarge cloth tension caused by different rotating speeds of the two roller shaft groups can be avoided; and the transmission structure is simple, the matching is stable, and the failure rate is low.

Specifically, the spraying device comprises a sprayer 31, a spraying pipe 32 and a feeding piece 33; the spray pipe is arranged on the frame 1 and welded with the inner wall of the frame; the spray pipe comprises an upper pipe section 321, a lower pipe section 322 and a connecting section 323; the upper pipe section is positioned above the cloth, the lower pipe section is positioned below the cloth, one end of the upper pipe section and one end of the lower pipe section are communicated through the connecting section, one end of the lower pipe section is closed, the other end of the lower pipe section is communicated with the feeding piece, and the feeding piece is a water pump purchased in the market, which is the prior art and is not described herein again; a dye liquor box 35 is arranged in the frame and used for storing dye liquor; the water pump is arranged in the dye liquor box and can convey the dye liquor in the dye liquor box into the spray pipe; a plurality of sprayers are uniformly arranged on the upper pipe section and the lower pipe section, and the dye liquor in the sprayer pipes is sprayed on the cloth after being atomized by the sprayers to dye the cloth; the sprayers are arranged on the upper side and the lower side of the cloth, so that the front surface and the back surface of the cloth can be dyed, and the dyeing efficiency is higher; in order to meet the requirement that some fabrics only need to be dyed on one side, a valve 34 is installed on the connecting section 323, and the valve is an electric valve purchased in the market, which is the prior art, and therefore, the detailed description is omitted; through the switch of control valve for whether can control the atomizer on the lower tube section can spout the dye liquor, thereby reach the switching between the single face dyeing and the double-sided dyeing of cloth, easy operation is convenient, and the suitability is wider.

In order to add dye liquor into the dye liquor box when the dye liquor is insufficient, a material adding hopper 36 is arranged on the machine frame 1 and is communicated with the dye liquor box; in order to prevent the entry of impurities, a hopper cover 37 is mounted on the hopper, which is hinged to the hopper; a handle 38 is connected to the hopper cover through a bolt, so that the hopper can be conveniently turned over; because more dye liquor is sprayed on the cloth, in order to recycle the redundant dye liquor, a box body opening 351 of the dye liquor box is arranged below the cloth and is opposite to the lower surface of the cloth, and the width of the opening is larger than that of the cloth, so that the dropped dye liquor can be conveniently received; in order to collect the dropped dye solution, the side wall 352 of the dye solution tank is formed as an inclined surface.

The cloth is wound on the charging basket and is always provided with wrinkles, so that the wrinkles cannot be sprayed with dye liquor, the dyeing effect of the cloth is influenced, and in order to ensure that the dye liquor can be uniformly sprayed on the cloth, the leveling device is installed and comprises a left roller shaft group, a right roller shaft group, a left transmission structure and a right transmission structure; wherein the right roller shaft group comprises an upper flat drawing roller 51, a lower flat drawing roller 52, an upper transmission component and a lower transmission component; the upper flat roller bearing is connected to one end of the bracket, and the other end of the bracket is connected with the top wall bolt of the frame; the lower pull flat roller bearing is connected to one end of the bracket, and the other end of the bracket is connected with a bolt on the bottom wall of the frame; so that the upper and lower leveling rollers can rotate back and forth, the upper leveling roller is contacted with the upper surface of the cloth, and the lower leveling roller is contacted with the lower surface of the cloth; in the embodiment, the right roller shaft group comprises two upper leveling rollers and two lower leveling rollers; the two upper leveling rollers are connected through an upper transmission assembly, and the two lower leveling rollers are connected through a lower transmission assembly; the upper and lower transmission assemblies have the same structure, one end of each of the two leveling rollers is connected with a belt pulley in a key mode, and the belt pulleys are provided with belts to realize transmission connection between the two leveling rollers, so that the two upper leveling rollers can synchronously rotate, the two lower leveling rollers can synchronously rotate, and wrinkles in the middle of the cloth can be smoothed and wrinkles on the edges of the cloth can also be smoothed; the synchronous rotation ensures that the cloth does not generate new wrinkles due to the action of the leveling roller, the smoothness of the cloth is ensured, and the dyeing is more uniform; in order to prevent the cloth from being torn, the friction force between the leveling roller made of the metal material and the cloth is smaller than the tension force born by the cloth, so that the quality of the cloth is ensured; the left and right roller shaft groups have the same structure and are symmetrically arranged; the left and right transmission structures have the same structure and are symmetrically arranged; and the rotation directions of the leveling rollers on the left and right roller shaft groups are opposite, so that the two sides of the cloth can be pulled, and the effect of smoothing wrinkles on the cloth is achieved.

Specifically, the right transmission structure comprises a third transmission wheel 53, a fourth transmission wheel 54, a fifth transmission wheel 55, a sixth transmission wheel 56, a steering transmission component and a synchronous transmission component; the transmission wheels are belt pulleys; the third driving wheel is connected with the upper leveling roller in a belt transmission way, the fourth driving wheel is connected with the third driving wheel in a belt transmission way, the fifth driving wheel is connected with the upper roller shaft 21 in a key way, and the sixth driving wheel is connected with the fifth driving wheel in a belt transmission way; the fourth transmission wheel and the sixth transmission wheel are in transmission connection through a steering transmission component; the rotating transmission assembly comprises a first rotating transmission shaft 61, a second rotating transmission shaft 62, a first bevel gear 57 and a second bevel gear 58; the first steering transmission shaft bearing is connected to a bracket, and the bracket is connected with the rack through bolts; the second steering transmission shaft is in bearing connection with the frame 1; the fourth driving wheel is in keyed connection with the first steering transmission shaft, and the sixth driving wheel is in keyed connection with the second steering transmission shaft; a first bevel gear is connected to the first steering transmission shaft in a key mode, a second bevel gear is connected to the second steering transmission shaft in a key mode, and the first bevel gear is meshed with the second bevel gear; thereby converting the force of the transverse rotation on the upper roller shaft into the force of the longitudinal rotation.

The synchronous transmission assembly is arranged to realize the transmission matching between the upper leveling roller and the lower leveling roller, and comprises a first gear 63, a second gear 64, a synchronous gear shaft 65, a seventh transmission wheel 67, an eighth transmission wheel 68 and a second transmission belt 66; wherein the transmission wheels are belt pulleys, and the transmission belt is a belt; the first gear is connected to the first steering transmission shaft 61 in a key manner, the second gear is connected to a synchronizing gear shaft in a key manner, and the synchronizing gear shaft and the first steering transmission shaft are connected to the same bracket through bearings; the first gear and the second gear are meshed with each other; the seventh driving wheel key is connected to the synchronizing gear shaft, the eighth driving wheel key is connected to the lower pull flat roller 52, and the second transmission belt is arranged on the eighth driving wheel and the seventh driving wheel, so that the transmission matching between the eighth driving wheel and the seventh driving wheel is realized; therefore, when the upper roll shaft rotates under the driving of the motor, the upper leveling roll can be driven to rotate, the lower leveling roll is driven to rotate, the upper leveling roll and the lower leveling roll can move synchronously, cloth can be leveled by the upper leveling roll and the lower leveling roll when the cloth moves under the driving of the upper roll shaft and the lower roll shaft, dyeing uniformity is guaranteed, the upper roll shaft and the lower roll shaft stop rotating, the upper leveling roll and the lower leveling roll can also stop moving when the cloth stops moving, and the cloth is prevented from being damaged by the long-time work of the upper leveling roll and the lower leveling roll on the same section of cloth.

Specifically, the smearing device includes an upper smearing structure, a lower smearing structure, and a second driving member 41; the upper and lower smearing structures have the same structure and are arranged on the upper and lower sides of the cloth; by the arrangement of the upper smearing structure and the lower smearing structure, the dye liquor sprayed on the surface of the cloth can be smeared uniformly, so that the cloth can be dyed uniformly; wherein the coating structure comprises a brush part 42, a coating driving component, a brush frame 43 and a scraping part 44; two brush holder supporting columns 432 are welded on the brush holder, and the brush holder supporting columns are welded with the top wall of the machine frame 1; the brush part is arranged on the brush holder and is in sliding fit with the brush holder, and the brush part comprises a brush head 421 and a brush plate 422; the brush head is made of elastic materials, such as sponge, latex and the like, so that the brush head is in soft fit with cloth, and the cloth is prevented from being damaged; the brush head is glued with the brush plate and is convenient to replace, and the brush head is provided with a brush head cambered surface 4211, so that the brush head is not easy to damage cloth; two sides of the brush plate extend outwards to form two brush plate convex edges 4221, two brush frame sliding grooves 431 are formed in the brush frame, and the brush plate convex edges are embedded into the brush frame sliding grooves, so that the brush plate can slide back and forth relative to the brush frame to achieve the purpose of uniformly smearing the dye liquor on the cloth, and a smearing driving assembly is installed to drive the brush plate to slide back and forth.

Specifically, the smearing driving assembly comprises a first rack 45, a second rack 46, a half gear 47 and a third driving piece 48; the first rack and the second rack are both arranged on one side of the brush plate and are connected with the brush plate through bolts, teeth on the first rack and the second rack are arranged oppositely, a gap is reserved between the two racks, and the half-gear key is connected to the upper plug-in shaft 471, is positioned between the first rack and the second rack and can be meshed with the first rack and the second rack; one end of the upper plug-in shaft 471 is connected with an output shaft key of the third driving member, so that the half gear can rotate under the driving of the third driving member, when the half gear is meshed with the first rack, the brush plate is driven to slide rightwards, and when the half gear is meshed with the second rack, the brush plate is driven to slide leftwards, so that the brush head can move back and forth, and the effect of evenly smearing the dye liquor on the cloth is achieved; the third driving member is a motor purchased in the market, and is hereinafter referred to as a motor # three, which is the prior art, and therefore, the details are not described herein; through the matching between the half gear and the rack, the high-speed reciprocating motion of the brush part is realized, the structure is simple, the transmission is stable, and the failure rate is low; in order to further ensure that the dye solution on the cloth is uniformly coated, a scraping part 44 is also arranged on the brush holder and comprises a scraping head 441 and a scraping head bracket 442; the scraping head is made of rubber materials and has elasticity, so that the scraping head can be tightly attached to the surface of the cloth, and the redundant dye liquor can be scraped while the dye liquor on the surface of the cloth is further scraped evenly; the scraping head bracket is connected to the brush holder through screws, and the scraping head bracket is connected to the scraping head through screws and used for supporting and fixing the scraping head; in order to enable the scraping head to be better matched with the cloth, dye on the surface of the cloth is scraped evenly without damaging the cloth, and the scraping head is provided with a scraping head cambered surface 4411.

Because some cloth only needs to dye one side of the cloth, two support rods which can stretch back and forth are arranged on the brush holder of the lower smearing structure, the second driving piece 41 is arranged in the dyeing liquid box, and the output end of the second driving piece is connected with the brush holder of the lower smearing structure; the second driving member is a commercially available cylinder, which is a prior art and therefore not described herein; the brush holder can be driven to move up and down through the air cylinder so as to achieve the purpose of selecting single-sided dyeing or double-sided dyeing; in order to ensure that the brush part on the lower smearing structure is not driven when the single side is dyed and can be driven when the double side is dyed, a lower inserting shaft 472 is connected to a half gear of the lower smearing structure in a key way, an inserting groove 4721 is formed in the lower inserting shaft, and an inserting convex part 4711 is installed on the upper inserting shaft 471, so that when the lower smearing structure ascends, the inserting convex part can be embedded into the inserting groove, and the upper inserting shaft can drive the lower inserting drawer to rotate, so that the upper brushing part and the lower brushing part synchronously move back and forth; when the lower smearing structure descends, the inserting groove is separated from the inserting convex part; in order to facilitate the formation of the splicing fit between the upper and lower splicing shafts, the splicing convex part is provided with a splicing inclined plane 4712, the splicing groove is provided with a slot inclined plane 4722, and both are arranged obliquely, so that the splicing convex part is easier to be embedded into the splicing groove to form the splicing fit.

In order to switch between the single-sided dyeing mode and the double-sided dyeing mode, a controller is installed, and the controller is a porphyry ADAM-4022T controller purchased in the market, which is the prior art, and therefore, detailed description is omitted; when two sides of the cloth need to be dyed, the controller can control the electric valve to be opened by pressing the double-side dyeing mode button, so that the spraying device sprays dye liquor on the upper surface and the lower surface of the cloth at the same time, the cylinder is controlled to be started at the same time, the lower smearing structure is driven to ascend to a preset position, the brush head can be attached to the lower surface of the cloth, and meanwhile, the splicing convex part can be embedded into the splicing groove, so that the upper smearing structure and the lower smearing structure can work at the same time; when only one side of the cloth needs to be dyed, the single-side dyeing mode is pressed, the controller controls the electric valve to be closed, the sprayer below the cloth stops working, the air cylinder is controlled to be started at the same time, the lower smearing structure is driven to descend, the splicing convex part is separated from the splicing groove, and the lower smearing structure stops working; achieve the purpose of switching between a single-sided dyeing mode and a double-sided dyeing mode

Example 2:

as shown in fig. 9 to 15, the present embodiment is different from embodiment 1 in that: the spraying device is optimized, and particularly comprises an upper spraying structure, a lower spraying structure, a fourth driving part 78 and a fifth driving part 79, wherein the upper spraying structure and the lower spraying structure are the same in structure, the upper spraying structure is positioned above the cloth, and the lower spraying structure is positioned below the cloth and is respectively used for spraying dyes on the front side and the back side of the cloth; wherein the upper spraying structure comprises a spraying part 71, a recovery part 72 and a feeding component; the feeding assembly comprises a propeller 73, a connecting part 74 and a feeding pipe 75; the connecting part is bolted on a supporting part 76, two ends of the spraying piece are respectively connected with two connecting part bearings, and one end of the spraying piece is connected with a fourth driving piece 78 through a connecting shaft 77, so that the spraying piece can rotate back and forth relative to the connecting part under the driving of the fourth driving piece; the fourth driving member is a motor purchased in the market, and is hereinafter referred to as a motor # four, which is a prior art and therefore will not be described herein; the fifth driving member is a motor purchased in the market, and is referred to as a motor number five hereinafter, which is the prior art, and therefore, the details are not described herein; the propeller is arranged in the connecting part and is connected with the connecting shaft key; one end of the connecting shaft is connected with one end of the spraying piece in a key mode, the other end of the connecting shaft penetrates out of the connecting part, and the other end of the connecting shaft is connected with an output end key of the fourth motor through a rotating shaft while being connected with the connecting part bearing; one end of the feeding pipe is communicated with the connecting part, and the other end of the feeding pipe extends into the dye barrel.

When the motor IV is started, the connecting shaft can be driven to rotate, the spraying piece and the propeller are driven to rotate, negative pressure is formed on one side, close to the spraying piece, of the propeller through rotation of the propeller, and therefore dye liquor in the dye liquor box is pumped into the connecting portion through the feeding pipe and then enters the spraying piece communicated with the connecting portion; the side wall of the spraying piece is provided with a plurality of spraying holes 711, and after the dye liquor enters the spraying piece, the dye liquor can be thrown out of the spraying holes due to the high-speed rotation of the spraying piece; the spraying device in the embodiment 1 is composed of a plurality of sprayers, and the dye liquid sprayed from the sprayers is sprayed outwards in a flaring shape, so that the dye liquid sprayed from two adjacent sprayers is overlapped, the local dye liquid on the cloth is too much, the dyeing is uneven, and the printing and dyeing effect is influenced; in the embodiment, the length of the spraying opening on the spraying piece is the same as the width of the cloth, so that the dye liquor is linearly thrown out of the spraying opening, the situation of excessive local dye liquor is avoided, the spraying is more uniform, and the dyeing effect is better; in order to further enhance the spraying effect, the spraying opening is arranged in a flaring shape, so that the sprayed dye liquor has wider range and more uniform distribution; and because the feeding and the spraying can be realized by directly using a driving piece, the utilization rate of energy is greatly improved, the cost is reduced, and the practicability is higher.

The dyeing liquid is sprayed to the periphery because the spraying piece is rotationally sprayed by means of centrifugal force, and the cloth is only positioned on one side of the spraying piece, so that a large amount of waste of the dyeing liquid is caused, and the running of other parts and the uniformity of the spray dyeing of the cloth are influenced; therefore, a recovery piece 72 is installed, the installation piece is connected to the connecting part through bolts and covers most of the spraying piece, only a small part of spraying openings close to the cloth on the spraying piece are exposed out of the recovery piece, and the recovery piece comprises a flow guide arc surface 721 and a leakage-proof inclined surface 722; when the spraying piece sprays dye to the periphery, the dye liquid can splash onto the flow guide arc surface and then slide to the bottom of the recycling piece along the flow guide arc surface, and a leakage-proof inclined surface is arranged at the bottom of the recycling piece, so that the dye liquid is prevented from leaking on the cloth and affecting the dyeing effect of the cloth; because only a small part of the spraying piece is exposed outside the recycling piece, the cylindrical spraying piece shaft core is positioned in the recycling piece, and an opening for the spraying piece to spray the dye liquor on the recycling piece is smaller than the diameter of the spraying piece, so that even if the dye liquor on the flow guide arc surface drips, the dye liquor can only drip on the spraying piece and the leakage-proof inclined plane, and the dye liquor dripping on the spraying piece can be thrown out again under the action of the spraying piece, so that the dye liquor can not drip on the cloth, the phenomenon of excessive local dye liquor is avoided, and the uniformity of spray dyeing is ensured; and the side of the anti-leakage inclined panel body at the two sides of the opening of the recovery part, which is close to the spraying part, is an acute angle, so that dye liquor sprayed out from the spraying part is not easy to splash when being sprayed onto the anti-leakage inclined panel body, and the dyeing uniformity is further ensured.

The dye liquor sprayed by the spraying part in the recovery part can be accumulated in the recovery part, in order to prevent the dye liquor from leaking from the opening of the recovery part of the upper spraying structure or influencing the normal spraying of the spraying part of the lower spraying structure, a drainage groove 729 is arranged on the flow guide arc surface of the recovery part of the lower spraying structure, a liquid accumulation groove 723 is arranged between the flow guide arc surface 721 and the leakage-proof inclined surface 722 of the recovery part of the upper spraying structure, a plurality of openings are arranged on the liquid accumulation groove, each opening is connected with a liquid guide tube 724 by a bolt, the other end of the liquid guide tube is communicated with a liquid discharge tube 725, and the tube openings at two sides of the liquid discharge tube are positioned in the dye liquor box 35, so that the dye liquor can flow through the liquid guide tube from the opening on the liquid accumulation groove and be discharged into the liquid discharge tube after falling into the liquid accumulation groove from the flow guide slope, and then is discharged into the dye liquor groove from the liquid discharge tube, thereby, avoids waste, plays a role in energy conservation and emission reduction, and also ensures the uniformity of spray dyeing.

Claims (1)

1. A spray dyeing machine for fabric dyeing comprises a frame (1), a driving device for driving fabric to move and a spraying device for spraying dye liquor; the method is characterized in that: the frame (1) is provided with a smearing device for evenly smearing the dye liquor on the fabric and a leveling device for leveling the fabric;

the smearing device comprises an upper smearing structure attached to the upper surface of the fabric, a lower smearing structure capable of moving back and forth and a second driving piece (41) used for driving the lower smearing structure to move back and forth;

the coating structure comprises a brush part (42) capable of moving back and forth, a coating driving assembly for driving the brush part (42) to move back and forth, a brush holder (43) in sliding fit with the brush part (42), and a scraping part (44) arranged on the brush holder (43);

the smearing driving assembly comprises a first rack (45) arranged on the brushing part (42), a second rack (46) arranged on the brushing part (42), a half gear (47) capable of moving back and forth and a third driving part (48) used for driving the half gear (47) to move back and forth;

the brush part (42) comprises an elastic brush head (421), a brush plate (422) detachably connected with the brush head (421) and a brush plate convex edge (4221) arranged on the brush plate (422);

a brush holder sliding groove (431) matched with the brush plate convex edge (4221) and a brush holder support post (432) used for connecting the brush holder (43) and the frame (1) are arranged on the brush holder (43); a brush head cambered surface (4211) is arranged on the brush head (421);

the scraping part (44) comprises a scraping head (441) with elasticity and a scraping head bracket (442) used for connecting the scraping head (441) and the brush holder (43); the scraping head (441) is provided with a scraping head cambered surface (4411);

an upper insertion shaft (471) is detachably connected to the half gear (47), and the insertion shaft (471) comprises an insertion convex part (4711) and an insertion inclined plane (4712) which is obliquely arranged; the lower smearing structure comprises a lower inserting shaft (472), and an inserting groove (4721) matched with the inserting convex part (4711) and an inserting groove inclined plane (4722) matched with the inserting inclined plane (4712) are formed in the lower inserting shaft (472);

the leveling device comprises a left roller shaft group, a right roller shaft group matched with the left roller shaft group, a left transmission structure for driving and connecting the left roller shaft group and the driving device, and a right transmission structure for driving and connecting the right roller shaft group and the driving device;

the right roller shaft group comprises a plurality of rotatable upper leveling rollers (51), a plurality of rotatable lower leveling rollers (52), an upper transmission assembly for being in transmission connection with two adjacent upper leveling rollers (51) and a lower transmission assembly for being in transmission connection with two adjacent lower leveling rollers (52);

a feeding hopper (36) is arranged on the rack (1), the feeding hopper is communicated with the dye liquor box, a handle (38) is connected to a hopper cover through a bolt, the feeding hopper is convenient to turn over, a box body opening (351) of the dye liquor box is arranged below the cloth and is opposite to the lower surface of the cloth, the width of the opening is larger than that of the cloth, and a box body side wall (352) of the dye liquor box is arranged to form an inclined surface;

the right transmission structure comprises a third transmission wheel (53), a fourth transmission wheel (54), a fifth transmission wheel (55), a sixth transmission wheel (56), a steering transmission assembly and a synchronous transmission assembly; the third transmission wheel is connected with the upper leveling roller in a belt transmission way, the fourth transmission wheel is connected with the third transmission wheel in a belt transmission way, the fifth transmission wheel is connected with the upper roller shaft (21) in a belt transmission way, and the sixth transmission wheel is connected with the fifth transmission wheel in a belt transmission way; the fourth transmission wheel and the sixth transmission wheel are in transmission connection through a steering transmission component; the steering transmission assembly comprises a first steering transmission shaft (61), a second steering transmission shaft (62), a first bevel gear (57) and a second bevel gear (58); the first steering transmission shaft bearing is connected to a bracket, and the bracket is connected with the rack through bolts; the second steering transmission shaft is in bearing connection with the frame (1); the fourth driving wheel is in keyed connection with the first steering transmission shaft, and the sixth driving wheel is in keyed connection with the second steering transmission shaft; a first bevel gear is connected to the first steering transmission shaft in a key mode, a second bevel gear is connected to the second steering transmission shaft in a key mode, and the first bevel gear is meshed with the second bevel gear;

the step transmission assembly comprises a first gear (63), a second gear (64), a synchronous gear shaft (65), a seventh transmission wheel (67), an eighth transmission wheel (68) and a second transmission belt (66); wherein the transmission wheels are belt pulleys, and the transmission belt is a belt; the first gear is connected to the first steering transmission shaft (61) in a key mode, the second gear is connected to the synchronizing gear shaft in a key mode, and the synchronizing gear shaft and the first steering transmission shaft are connected to the same support through bearings; the first gear and the second gear are meshed with each other; the seventh driving wheel key is connected on the synchronizing gear shaft, the eighth driving wheel key is connected on the lower pull flat roller (52), and the second transmission belt is arranged on the eighth driving wheel and the seventh driving wheel, so that the transmission fit between the eighth driving wheel and the seventh driving wheel is realized;

the spraying device comprises an upper spraying structure, a lower spraying structure, a fourth driving part (78) and a fifth driving part (79), the upper spraying structure and the lower spraying structure are identical in structure, the upper spraying structure is located above the cloth, the lower spraying structure is located below the cloth and is respectively used for spraying dyes on the front side and the back side of the cloth; wherein the upper spraying structure comprises a spraying part (71), a recovery part (72) and a feeding assembly; the feeding assembly comprises a propeller (73), a connecting part (74) and a feeding pipe (75); the connecting part is bolted on a supporting part (76), two ends of the spraying piece are respectively connected with two connecting part bearings, and one end of the spraying piece is connected with a fourth driving piece (78) through a connecting shaft (77);

a plurality of spraying openings (711) are formed in the side wall of the spraying piece;

one side of the spraying piece is provided with a recovery piece (72), the mounting piece is connected to the connecting part through bolts and covers most of the spraying piece, only a small part of spraying openings close to the cloth on the spraying piece are exposed out of the recovery piece, and the recovery piece comprises a flow guide arc surface (721) and a leakage-proof inclined surface (722);

a drainage groove (729) is formed in the flow guide arc surface of the recycling member of the lower spraying structure, a liquid accumulation groove (723) is formed between the flow guide arc surface (721) and the leakage-proof inclined surface (722) of the recycling member of the upper spraying structure, a plurality of openings are formed in the liquid accumulation groove, each opening is connected with a liquid guide pipe (724) through a bolt, the other end of each liquid guide pipe is communicated with a liquid discharge pipe (725), and pipe openings on two sides of each liquid discharge pipe are located in the liquid dyeing box (35).

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