CN111347763A

CN111347763A - Continuous color printing process for garment fabric

Info

Publication number: CN111347763A
Application number: CN202010204314.9A
Authority: CN
Inventors: 朱秋华
Original assignee: Changxing Powerise Technology Co ltd
Current assignee: Changxing Powerise Technology Co ltd
Priority date: 2020-03-21
Filing date: 2020-03-21
Publication date: 2020-06-30

Abstract

The invention relates to the technical field of automatic printing processing of garment materials, and discloses a continuous color printing process for garment materials, which comprises an unreeling step, a cutting step, a rotary conveying step, a tiling step, a clamping and positioning step and a color printing step.

Description

Continuous color printing process for garment fabric

Technical Field

The invention relates to the technical field of automatic printing processing of garment materials, in particular to a continuous color printing process for garment materials.

Background

Printing refers to forming patterns on the surface of the fabric by using dyes or paints. The development of printing technology has formed a pattern that various printing processes such as screen printing, rotary screen printing, roller printing, digital printing and the like coexist. The application range of various printing processes is different, the process characteristics are different, and the used printing equipment and consumables are different. The silk screen printing is taken as a traditional classic printing process, the application range is very wide, the proportion occupied in the printing industry is relatively high, in recent years, the digital printing is rapidly developed, and people feel that the silk screen printing is replaced.

The conventional silk screen printing equipment applied to the garment fabric is difficult to realize continuous and full-automatic printing processing, the garment fabric needs to be manually fixed on a table plate of the silk screen printing, and even if a cloth paving device applied to the silk screen printing of the garment fabric is provided, on one hand, the continuous and automatic tiling of the garment fabric cannot be realized, and on the other hand, a device for rolling the garment fabric needs to be additionally arranged in the tiling process, so that the smoothness of the garment fabric is ensured.

An automatic cloth spreading system for screen printing is disclosed in patent document CN201811067316.7, which particularly discloses a horizontal transmission device, a transmission unit, a lifting unit, a cloth spreading roller, a printing table board and a cloth placing board, the printing table plate corresponds to the screen printing device, cloth to be screen printed is placed on the cloth placing plate, the printing table plates are arranged side by side in the horizontal direction, the same horizontal transmission device is arranged right above the cloth placing plate, a transmission belt in the horizontal transmission device is in horizontal transmission fit with the middle of the transmission unit, two ends of the transmission unit are connected with the lifting unit, the output end of the lifting unit is connected with two ends of a cloth spreading roller located below the lifting unit, a cloth taking bonding device is arranged on the roller surface of the cloth spreading roller, a cloth remaining bonding device is arranged on the plate surface of the printing table plate, and the cloth taking and remaining bonding device is preferably a glue layer.

The automatic cloth spreading system for screen printing disclosed in the above patent documents has two technical problems.

Disclosure of Invention

Aiming at the problems, the invention provides a continuous color printing process for garment materials, which realizes automatic cutting and transferring of the garment materials until the garment materials are tiled on a processing table through the connection of the steps b to d, realizes automatic tiling processing of the garment materials in the continuous color printing process, and performs tensioning and leveling processing on the tiled garment materials in the tiling process of the garment materials.

In order to achieve the purpose, the invention provides the following technical scheme:

a continuous color printing process for garment materials comprises the following steps:

step a, unwinding, namely clamping the free end part of the clothing fabric on a textile roll by the operation of an unwinding mechanism positioned below the textile roll so as to automatically unwind the clothing fabric downwards;

b, cutting, namely when the garment material is unreeled downwards and passes through a cutting mechanism below the unreeling mechanism, rotating a cutting roller group and a first vacuum suction roller group which are arranged on the cutting mechanism in parallel in opposite directions to clamp the free end part of the garment material to be conveyed downwards, adsorbing the garment material to be conveyed through the adsorption force on the first vacuum suction roller group, and after the cutting roller group rotates for a circle, a cutter accommodated in the cutting roller group extends towards the first vacuum suction roller group to cut the garment material adsorbed on the first vacuum suction roller group;

c, rotationally conveying, wherein the clothes fabric which is cut and adsorbed by the first vacuum suction roller group is transferred and conveyed through the rotation of the first vacuum suction roller group, and is adsorbed by a second vacuum suction roller group which is obliquely positioned below the first vacuum suction roller group;

d, tiling, namely separating the garment fabric adsorbed by the second vacuum suction roller group from the adsorption of the second vacuum suction roller group through the isolation of a guide cover coated on the outer side of the lower part of the second vacuum suction roller group when the garment fabric is rotationally conveyed to a processing table which is positioned under the second vacuum suction roller group and rotationally conveyed, and flatly paving the garment fabric on the processing table;

e, clamping and positioning, namely, clamping and fixing the garment fabric which is laid on the processing table by using positioning mechanisms which are arranged on the processing table and are consistent with the two end parts of the garment fabric in the conveying direction; and

and f, performing color printing, namely loading and conveying the positioned garment fabric to the lower part of the printing equipment by the processing table, and finishing color printing processing by the printing equipment.

As an improvement, in the step a, the unwinding mechanism comprises unwinding rollers, unwinding motors and gear sets, the unwinding rollers are symmetrically arranged below the textile material roll in parallel, the two groups of unwinding rollers penetrate through the garment fabric unwound from the textile material roll, the unwinding motors are in transmission connection with any one of the unwinding rollers, the gear sets are arranged on the end portion of one axial side of the unwinding rollers, and the gear sets are in transmission connection with the symmetrically arranged unwinding rollers.

As an improvement, in the step b, the cutting roller set includes an eccentric shaft, an outer cylinder, an end cover, a cutter and an elastic reset member, a protrusion on the eccentric shaft is disposed right opposite to the first vacuum suction roller set, the outer cylinder is coaxially sleeved on the eccentric shaft, a cutter groove is formed in the outer cylinder, the outer cylinder is driven by a driving motor to rotate, the end cover is disposed at two axial ends of the outer cylinder and is in threaded connection with the outer cylinder, the cutter is disposed in the outer cylinder, a blade portion of the cutter is disposed right opposite to the cutter groove, two ends of the cutter are slidably disposed on the end cover, a blade back portion of the cutter is abutted against the eccentric shaft, the elastic reset member is mounted on the end cover, one end of the elastic reset member is fixedly connected with the end cover, and the other end of.

In the step b and the step c, the first vacuum suction roller group and the second vacuum suction roller group each include:

the two ends of the outer roller are rotatably arranged, and a plurality of vacuum suction holes are uniformly distributed on the outer roller;

the inner roller is coaxially arranged in the outer roller, is provided with suction pipes which are arranged in one-to-one correspondence with the vacuum suction holes and synchronously rotates along with the outer roller; and

the high-pressure spray pipe is coaxially arranged in the inner roller, two ends of the high-pressure spray pipe are fixedly arranged, one end of the high-pressure spray pipe is communicated with an external compressed air source, and an opening communicated with the inner roller is formed in a pipe body of the high-pressure spray pipe.

In the step c, when the first vacuum suction roller group sucks the garment material and rotationally conveys the garment material, a guide cover abutting against the first vacuum suction roller group is covered on the upper half part of the second vacuum suction roller group, and the guide cover is used for peeling the garment material sucked on the first vacuum suction roller group.

In step d, the circumference of the second vacuum suction roller group is equal to the length of the side of the processing table arranged along the conveying direction.

As a modification, in the step d, the tangential linear speed V1 of the second vacuum suction roller group and the processing table conveying speed V2 satisfy: v1 < V2.

As a modification, in the step d, the tangential linear speed V1 of the second vacuum suction roller group and the processing table conveying speed V2 satisfy: v1 ═ 0.99 × V2.

In the steps b to d, the cutting roller group, the first vacuum suction roller group and the second vacuum suction roller group are operated synchronously through a gear transmission assembly.

As a refinement, in the step e, the positioning mechanism includes:

positioning a plate;

the two ends of the swing arm are respectively hinged with the processing table and the positioning plate;

the driving gear is arranged on a hinged shaft of the swing arm and the processing table and drives the swing arm to swing in a rotating mode;

the clamping rack is fixedly arranged, is arranged on the front side of the slitting mechanism along the conveying direction of the processing table, is meshed with the driving gear and drives the positioning plate to turn over and be superposed with the processing table;

the reset rack is fixedly arranged, is arranged at the rear side of the slitting mechanism along the conveying direction of the processing table, is meshed with the driving gear, and drives the positioning plate to turn over and be horizontally spliced with the processing table; and

the magnetic stripe stone is arranged on the processing table and at the position where the positioning plate is superposed, and the magnetic stripe stone adsorbs the positioning plate.

The system of the invention has the advantages that:

(1) according to the invention, through the connection of the steps b to d, the automatic cutting and transfer of the garment material are realized until the garment material is tiled on a processing table, the automatic tiling processing in the continuous color printing process of the garment material is realized, and the tiled garment material is tensioned and flattened in the tiling process of the garment material;

(2) in the step d, the processing table used for loading the garment material to be printed is transferred to the position below the continuous feeding device by utilizing the feeding line, the area of the garment is cut and transferred by utilizing the continuous feeding device, and meanwhile, the positioning mechanism arranged on the processing table is matched, so that one end of the garment material pulled by the positioning mechanism passes through the lower end part of the second vacuum suction roller group, the garment material is rolled by utilizing the matching and the speed difference between the second vacuum suction roller group and the processing table, the continuous tiling and feeding of the garment material are realized, and meanwhile, the garment material rolling is realized without additionally arranging a rolling device;

(3) when the positioning plate on the processing table is opened, the upper end surface of the positioning plate and the upper end surface of the processing table are horizontally arranged, so that when the processing table passes below the second vacuum suction roller group, the second vacuum suction roller group can be used for rolling and removing wrinkles of the textile fabric, and meanwhile, marks generated in the vacuum adsorption process are removed, and the smoothness of the integral printing of the garment fabric is ensured;

(4) in the steps b and c, the garment material is transferred by utilizing the vacuum adsorption of the first vacuum suction roller group and the second vacuum suction roller group, meanwhile, a compressed air source circulating in the first vacuum suction roller group and the second vacuum suction roller group is heated, and the garment material is heated by utilizing the first vacuum suction roller group and the second vacuum gap roller group, so that the garment material is soft, and the adsorption of the garment material to dye is improved;

(5) according to the invention, the positioning mechanisms are arranged on the two sides of the processing table in the moving direction, and the positioning mechanisms are used for fixing the garment fabric on the table plate, so that the garment fabric cannot be dislocated in the process of moving the table plate to the printing device, and the accuracy of tiling the garment fabric is ensured;

(6) the continuous feeding device is used for automatically paving the garment materials, the processing table does not need to be stopped for continuous feeding, and the processing table can move along with the feeding line in the feeding process, so that the feeding time of the garment materials on the processing table is shortened, and the processing efficiency of the system is improved.

In conclusion, the automatic printing machine has the advantages of good printing effect, high automation degree, good continuity and the like, and is particularly suitable for the technical field of automatic printing processing equipment of garment materials.

Drawings

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

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

FIG. 3 is a schematic perspective view of the continuous feeding apparatus of the present invention;

FIG. 4 is a schematic side view of the continuous feed apparatus of the present invention;

FIG. 5 is a schematic cross-sectional view of a feed line according to the present invention;

FIG. 6 is a schematic perspective view of a printing apparatus according to the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

FIG. 8 is a schematic perspective view of an unwinding mechanism according to the present invention;

FIG. 9 is a schematic side view of the processing station of the present invention;

FIG. 10 is a schematic view of a partial structure of a processing station according to the present invention;

FIG. 11 is a perspective view of a cutting roller assembly of the present invention;

FIG. 12 is a schematic longitudinal sectional view of the cutting roller assembly of the present invention;

FIG. 13 is a cross sectional structural schematic view of a cutting roller set of the present invention;

FIG. 14 is an enlarged view of the structure at A in FIG. 13;

FIG. 15 is a cross sectional view of the first vacuum suction roll set and the second vacuum suction roll set according to the present invention;

FIG. 16 is a longitudinal sectional view of the first vacuum suction roll set and the second vacuum suction roll set;

FIG. 17 is a schematic view of the operating configuration of the cowl of the present invention;

FIG. 18 is a schematic cross-sectional view of a cowl according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The first embodiment is as follows:

as shown in fig. 1, a continuous color printing process for garment materials comprises the following steps:

step a, unreeling, namely, clamping the free end part of the clothing fabric on a textile roll 42 through the operation of an unreeling mechanism 43 positioned below the textile roll 42 so as to automatically unreel the clothing fabric downwards;

step b, cutting, when the garment material is unreeled downwards and passes through the splitting mechanism 44 positioned below the unreeling mechanism 43, the cutting roller group 441 and the first vacuum suction roller group 443 which are arranged in parallel on the splitting mechanism 44 rotate oppositely to clamp the free end part of the garment material and convey downwards, the garment material is adsorbed and conveyed through the adsorption force on the first vacuum suction roller group 443, and after the cutting roller group 441 rotates for a circle, a cutter 4416 contained in the cutting roller group extends towards the first vacuum suction roller group 443 to cut the garment material adsorbed on the first vacuum suction roller group 443;

c, rotationally conveying, wherein the cut garment fabric adsorbed by the first vacuum suction roller group 443 is rotationally conveyed through the rotation of the first vacuum suction roller group 443, and is adsorbed by the second vacuum suction roller group 444 which is obliquely positioned below the first vacuum suction roller group 443;

d, tiling, namely separating the garment material adsorbed by the second vacuum suction roller group 444 from the adsorption of the second vacuum suction roller group 444 by the isolation of a guide cover 5 coated on the outer side of the lower part of the second vacuum suction roller group 444 when the garment material is rotationally conveyed to a processing table 3 rotationally conveyed under the second vacuum suction roller group 444, and flatly paving the garment material on the processing table 3;

e, clamping and positioning the garment material which is flatly paved on the processing table 3, and clamping and fixing the garment material by the positioning mechanisms 31 which are arranged on the two end parts of the processing table 3 consistent with the conveying direction of the garment material; and

and f, performing color printing, namely loading and conveying the positioned garment fabric to the lower part of the printing equipment 2 by the processing table 3, and completing color printing processing by the printing equipment 2.

It should be noted that the processing table 3 is conveyed to the lower part of the automatic feeding device 4 through the feeding line 1, the automatic feeding device 4 continuously conveys the clothing material wound on the textile roll 42 downwards through the unwinding mechanism 43, the clothing material sequentially passes through the cutting roll set 441, the first vacuum absorption roll set 443 and the second vacuum absorption roll set 444 of the slitting mechanism 44, the textile roll 42 is slit into pieces of clothing material through the cutting of the cutting roll set 441, the clothing material generated after slitting is absorbed and transferred by the first vacuum absorption roll set 443 in a vacuum absorption manner, when the first vacuum absorption roll set 443 absorbs and transfers the clothing material to the second vacuum absorption roll set 444, the second vacuum absorption roll set 444 absorbs the clothing material and lays the clothing material on the processing table 3, wherein the sensor 446 is used for sensing the end part of the clothing material, when the clothing material is absorbed and transferred to the end part by the second vacuum absorption roll set 444 and sensed by the sensor 446, the cutting roller set 441, the first vacuum suction roller set 443, and the second vacuum suction roller set 444 are all stopped, and when the sensor 446 senses that the processing table 3 is conveyed below the second vacuum suction roller set 444, the cutting roller set 441, the first vacuum suction roller set 443, and the second vacuum suction roller set 444 start to operate again, and the second vacuum suction roller set 444 lays the absorbent garment material flat on the processing table 3.

In addition, the number of the printing devices 2 can be increased according to the requirements of the printing process.

As a preferred embodiment, in the step a, the unwinding mechanism 43 includes unwinding rollers 431, unwinding motors 432 and a gear set 433, the unwinding rollers 431 are symmetrically arranged below the textile material roll 42 in parallel, and the garment material unwound from the textile material roll 42 is passed between two sets of the unwinding rollers 431, the unwinding motors 432 are in transmission connection with any one of the unwinding rollers 431, and the gear set 433 is arranged on an end portion of one axial side of the unwinding rollers 431 and is in transmission connection with the symmetrically arranged unwinding rollers 431.

In step b, the cutting roller group 441 comprises an eccentric shaft 4411, an outer cylinder 4413, an end cover 4415, a cutting knife 4416 and an elastic resetting piece 4417, the convex part 4412 of the eccentric shaft 4411 is disposed opposite to the first vacuum suction roller set 443, the outer cylinder 4413 is coaxially sleeved on the eccentric shaft 4411, a knife slot 4414 is formed on the outer cylinder 4413 and driven by the driving motor 442 to rotate, the end caps 4415 are disposed at two axial ends of the outer cylinder 4413, which is in threaded connection with the outer cylinder 4413, the cutter 4416 is arranged in the outer cylinder 4413, the blade part is arranged opposite to the knife groove 4414, and the two ends are arranged on the end cover 4415 in a sliding way, the back of the cutting knife 4416 is abutted against the eccentric shaft 4411, the elastic reset piece 4417 is mounted on the end cover 4415, one end of the cutter is fixedly connected with the end cover 4415, and the other end of the cutter is elastically abutted against the cutter 4416.

It should be noted that, the outer cylinder 4413 of the cutting roller set 441 rotates, the eccentric shaft 4111 therein is fixed, each time the outer cylinder 4413 rotates one turn, the garment material unreeled by the unreeling mechanism 43 just meets the length of one processing table 3, the cutting roller set 441 cuts the garment material, when cutting, the outer cylinder 4413 rotates, the cutter 4416 rotates together, the back of the cutter 4416 abuts against the eccentric shaft 4411, the cutter 4416 continuously compresses the elastic reset piece 4417 in the rotating process, the cutter 4416 extends out of the outer cylinder 4413 through the cutter slot 4414, and the cutter 4416 just faces the first vacuum suction roller set 443 every time the cutter 4414 extends out of the cutter slot 4414, and the garment material is cut through the rigid fit of the cutter 4416 and the first vacuum suction roller set 443.

In a preferred embodiment, in each of the steps b and c, each of the first and second vacuum suction roller sets 443 and 444 includes:

the outer roller 4441 is rotatably arranged at two ends of the outer roller 4441, and a plurality of vacuum suction holes 4442 are uniformly distributed on the outer roller 4441;

an inner roller 4443, the inner roller 4443 being coaxially disposed inside the outer roller 4441, having suction pipes 4444 disposed thereon in one-to-one correspondence with the vacuum suction holes 4442, and rotating synchronously with the outer roller 4441; and

the high-pressure spray pipe 4445 is coaxially arranged in the inner roller 4443, two ends of the high-pressure spray pipe 4445 are fixedly arranged, one end of the high-pressure spray pipe 4445 is communicated with an external compressed air source, and an opening 4446 communicated with the inner roller 4443 is formed in the pipe body of the high-pressure spray pipe 4445.

In the step c, when the first vacuum suction roller group 443 is configured to suck the garment material and to rotate and convey the garment material, the guide cover 5 abutting against the first vacuum suction roller group 443 is provided on the upper half portion of the second vacuum suction roller group 444, and the guide cover 5 is configured to peel the garment material sucked on the first vacuum suction roller group 443.

It should be noted that, the two ends of the high-pressure nozzle 4445 are fixedly arranged, the high-pressure nozzle 4445 is communicated with an external compressed air source, after the compressed air source enters the high-pressure nozzle 4445, a high-speed flowing air flow is formed, a suction force is formed at the suction pipe 4444, the suction force is generated through the vacuum washing hole 4442, the garment material is absorbed and transferred, the pipe body of the high-pressure nozzle 4445 is not completely communicated with the suction pipe 4444, only the suction pipe 4444 at the opening 4446 is communicated with the high-pressure nozzle 4445 to generate the suction force, other suction pipes 4444 covered by the high-pressure nozzle 4444 do not generate the suction force, and therefore, the garment material is separated from the vacuum suction hole 4442 at these positions to realize the transfer.

It is further explained that the gas introduced into the high-pressure nozzle 4445 is heated compressed gas, and the hot gas heats the garment fabric, so that the texture of the garment fabric is improved, the adsorbability of the garment fabric to pigments in the printing process is improved, and the color of the printing is fuller.

In a preferred embodiment, in step d, the circumference of the second vacuum suction roller set 444 is equal to the length of a side of the processing table 3 in the conveying direction.

Further, in the step d, the tangential linear velocity V1 of the second vacuum suction roller set 444 and the conveying velocity V2 of the processing table 3 satisfy: v1 < V2.

Further, in the step d, the tangential linear velocity V1 of the second vacuum suction roller set 444 and the conveying velocity V2 of the processing table 3 satisfy: v1 ═ 0.99 × V2.

It should be noted that, the positioning mechanism 31 for positioning the garment material, which is arranged on the processing table 3, is opened in advance when the processing table 3 passes under the second vacuum suction roller set 444, so that the positioning plate 311 of the positioning mechanism 31 is horizontally spliced with the processing table 3, and thus, when the processing table 3 passes under the second vacuum suction roller set 444, it can be ensured that the distance H between the processing table 3 and the lower end of the second vacuum suction roller set 444 and the thickness D of the garment material satisfy the following relationship: h is less than D, so that the second vacuum suction roller group 444 is used as a rolling roller to roll the clothing material, the clothing material is flatly laid on the processing table 3, and the positioning mechanism 31 can be quickly reset to clamp the end part of the clothing material after passing through the lower part of the second vacuum suction roller group 444, so that the limitation and fixation of the clothing material are completed.

In a preferred embodiment, in the steps b to d, the cutting roller set 441, the first vacuum suction roller set 443 and the second vacuum suction roller set 444 are operated synchronously by a gear assembly 445.

In order to prevent the garment material from being accumulated between the cutting roller group 441, the first vacuum suction roller group 443, and the second vacuum suction roller group 444, the cutting roller group 441, the first vacuum suction roller group 443, and the second vacuum suction roller group 444 are synchronously started and stopped by providing the gear transmission assembly 445.

As a preferred embodiment, in step e, the positioning mechanism 31 includes:

a positioning plate 311;

the two ends of the swing arm 312 are hinged with the processing table 3 and the positioning plate 311 respectively;

a driving gear 313, wherein the driving gear 313 is arranged on a hinge shaft of the swing arm 312 and the processing table 3, and drives the swing arm 312 to rotate and swing;

a clamping rack 314, which is fixedly installed, is arranged at the front side of the slitting mechanism 44 along the conveying direction of the processing table 3, and is engaged with the driving gear 313 to drive the positioning plate 311 to turn over and overlap with the processing table 3;

a reset rack 315, wherein the reset rack 315 is fixedly installed, is arranged at the rear side of the slitting mechanism 44 along the conveying direction of the processing table 3, is engaged with the driving gear 313, and drives the positioning plate 311 to turn over and horizontally splice with the processing table 3; and

and the magnetic strip stones 316 are arranged on the processing table 3 at positions superposed with the positioning plates 311 and adsorb the positioning plates 311.

Before the processing table 3 reaches the lower end of the second vacuum suction roller set 444, the positioning plate 311 is firstly turned over by the matching of the driving gear 313 and the reset rack 315, the positioning plate 311 and the processing table 3 are horizontally spliced, and after the positioning plate 311 passes through the lower end of the second vacuum suction roller set 444, the positioning plate 311 is rapidly turned over and overlapped with the processing table 3 to clamp the garment material by the matching of the driving gear 313 and the clamping rack 314, and the garment material is positioned on the processing table 3 by the magnetic adsorption of the magnetic stripe stone 316.

Further, a groove 4440 through which the driving gear 313 passes is provided on the outer cylinder 4413 of the second vacuum suction roller group 444.

To be further described, in order to facilitate the blanking of the printed garment material, the positioning plate 311 may be turned over, the printed garment material may be released, and the positioning plate 311 may be reset again by providing the clamping rack 314 and the reset rack 315 at the blanking station of the feeding line 1.

Example two:

as shown in fig. 2 to 4, a continuous color printing process for garment materials includes a feeding line 1 and at least one set of printing devices 2 arranged on a conveying path of the feeding line 1, wherein the feeding line 1 is horizontally and linearly conveyed and is vertically and rotatably arranged, and drives a processing table 3 which is horizontally arranged to convey, and the continuous color printing process further includes:

the automatic feeding device 4 is installed above the feeding line 1 and comprises a feeding frame 41, a textile material roll 42 arranged at the top of the feeding frame 41, an unwinding mechanism 43 positioned below the textile material roll 42 and a cutting mechanism 44 positioned below the unwinding mechanism 43, wherein two ends of the textile material roll 42 are erected on the feeding frame 41 and are freely and rotatably arranged, the output end part of the textile material roll 42 is clamped by the unwinding mechanism 43 and is unwound downwards, the cutting mechanism 44 cuts the clothing material unwound from the textile material roll 42 and transfers and flatly spreads the cut clothing material to the processing table 3 positioned below the cutting mechanism 44;

the distance H between the processing table 3 and the lower end of the slitting mechanism 44 and the thickness D of the garment material satisfy the relationship: h is less than D, and the processing table 3 is provided with a positioning mechanism 31 for clamping and fixing the tiled garment materials along the two side ends of the conveying direction of the feeding line 1, the positioning mechanism 31 comprises a positioning plate 311 horizontally arranged on the corresponding side edge of the processing table 3, the positioning plate 311 is matched with the processing table 3 to position and clamp the garment materials, and when the positioning plate 311 does not position and clamp the garment materials, the upper end surface of the positioning plate is horizontally spliced with the upper end surface of the processing table 3.

Wherein the slitting mechanism 44 comprises:

the cutting roller group 441 is rotationally arranged on the feeding frame 41 at two axial ends, is driven to rotate by a driving motor 442 located at one side of the feeding line 1, and is arranged to rotate downwards along a tangent point of the garment material unreeled from the textile material roll 42;

a first vacuum suction roller set 443, the first vacuum suction roller set 443 being disposed opposite to the cutting roller set 441, being disposed in parallel with the cutting roller set 441, and sucking the garment material cut by the cutting roller set 441 to the textile roll 42, the first vacuum suction roller set 443 being disposed in a counter-rotating manner with respect to the cutting roller set 441;

a second vacuum suction roller set 444, the second vacuum suction roller set 444 being disposed in parallel with the first vacuum suction roller set 443, being disposed obliquely below the first vacuum suction roller set 443, and sucking the garment material conveyed by the first vacuum suction roller set 443, the second vacuum suction roller set 444 being disposed to rotate in a direction opposite to the first vacuum suction roller set 443; and

a sensor 446, the sensor 446 being disposed directly below the second set of vacuum suction rollers 444.

It is further described that the positioning mechanism 31 for positioning the garment material, which is arranged on the processing table 3, is opened in advance when the processing table 3 passes below the second vacuum suction roller set 444, so that the positioning plate 311 of the positioning mechanism 31 is horizontally spliced with the processing table 3, and thus, when the processing table 3 passes below the second vacuum suction roller set 444, the distance H between the processing table 3 and the lower end of the second vacuum suction roller set 444 and the thickness D of the garment material can be ensured to satisfy the relationship: h is less than D, so that the second vacuum suction roller group 444 is used as a rolling roller to roll the clothing material, the clothing material is flatly laid on the processing table 3, and the positioning mechanism 31 can be quickly reset to clamp the end part of the clothing material after passing through the lower part of the second vacuum suction roller group 444, so that the limitation and fixation of the clothing material are completed.

As a preferred embodiment, as shown in fig. 5, the feed line 1 includes:

the feeding frame 11, the feeding frame 11 is horizontally arranged;

the chains 12 are rotatably arranged on the feeding frame 11 and are arranged in two groups in parallel, chain wheels 13 are arranged at two arc-shaped ends of the chains 12, and any chain wheel 13 is driven to rotate by a motor;

a guide rail 14, said guide rail 14 being disposed in a profile with said chain 12, between said chain 12;

and the two ends of the mounting seat 15 are fixedly connected with the chain 12, the corresponding processing table 3 is mounted on the upper end surface of the mounting seat 15, and a guide wheel 16 clamped on the guide rail 14 is mounted on the lower end surface of the mounting seat.

As shown in fig. 6 and 7, as a preferred embodiment, the printing apparatus 2 includes:

the printing seat 21 is mounted on the feeding line 1;

the cantilever 22 is arranged across the feeding line 1, is perpendicular to the conveying direction of the feeding line 1, is hinged with the printing seat 21 at one end, and is driven by a motor to turn over along the hinged end part;

the printing head 23 is arranged along the cantilever 22 in a sliding manner, is perpendicular to the cantilever 22 and is driven to slide by a linear motor arranged on the cantilever 22;

the screen plate 24 is horizontally arranged below the printing head 23 and is pushed by a pushing cylinder 211 on the printing seat 21 to move along the vertical direction; and

and the control box 25 is arranged on one side of the feeding line 1, and is used for respectively controlling the cantilever 22, the printing head 23 and the screen plate 24 to act.

As shown in fig. 9 and 10, in a preferred embodiment, support arms 32 for supporting the positioning plate 311 are provided at four corners of the processing table 3.

Further, the positioning mechanism 31 further includes:

a clamping rack 314, wherein the clamping rack 314 is fixedly installed on the feeding frame 41, is arranged at the front side of the slitting mechanism 44 along the feeding direction of the feeding line 1, and is engaged with the driving gear 313 to drive the positioning plate 311 to turn over and overlap with the processing table 3;

the reset rack 315 is fixedly installed on the feeding frame 41, is arranged at the rear side of the slitting mechanism 44 along the feeding direction of the feeding line 1, is engaged with the driving gear 313, and drives the positioning plate 311 to turn over and horizontally splice with the processing table 3; and

As shown in fig. 8, as a preferred embodiment, the unwinding mechanism 43 includes:

the unwinding rollers 431 are symmetrically arranged on the feeding frame 41 in parallel, and the garment fabric unwound from the textile roll 42 passes between the two groups of unwinding rollers 431;

the unwinding motor 432 is arranged on the feeding frame 41, and is in transmission connection with any unwinding roller 431; and

and the gear set 433 is arranged on the end part of one axial side of the unwinding roller 431, and is in transmission connection with the unwinding roller 431 which is symmetrically arranged.

As shown in fig. 3 and 4, in a preferred embodiment, the slitting mechanism 44 further comprises a gear assembly 445, the gear assembly 445 comprising:

the driving gear 4451 is sleeved on the cutting roller group 441;

a first driven gear 4452, wherein the first driven gear 4452 is sleeved on the first vacuum suction roller group 443 and is meshed with the driving gear 4451; and

the second driven gear 4453 is sleeved on the second vacuum suction roller set 444, the second driven gear 4453 is meshed with the first driven gear 4452, the circumference of the second vacuum suction roller set 444 is equal to the side length of the processing table 3 arranged along the conveying direction of the conveying line 1, and the tangential linear speed V1 of the second vacuum suction roller set 444 and the conveying speed V2 of the processing table 3 meet the following requirements: v1 ═ 0.99 × V2.

Further, the surfaces of the first vacuum suction roller set 443 and the second vacuum suction roller set 444 are uniformly provided with suction holes, when the garment material is subjected to vacuum adsorption by the first vacuum suction roller set 443 and the second vacuum suction roller set 444 and is rolled by the second vacuum suction roller set 444, the suction holes can bring marks to the garment material, in order to eliminate the marks and improve the smoothness of the garment material, the conveying speed of the processing table 3 is slightly higher than the tangential linear speed of the second vacuum suction roller set 444, so that the garment material forms a pulling effect at the second vacuum suction roller set 444, and the marks of the garment material are eliminated and leveled by pulling.

As shown in fig. 17 and 18, the first vacuum suction roller group 443 and the second vacuum suction roller group 444 are each provided with a guide cover 5 for guiding the clothing material, and the end portion of the guide cover 5 is chamfered to peel the clothing material and guide the clothing material.

As shown in fig. 11 to 14, as a preferred embodiment, the cutting roller group 441 includes:

the eccentric shaft 4411, two ends of the eccentric shaft 4411 are fixedly arranged on the feeding frame 41, and the convex part 4412 on the eccentric shaft is arranged opposite to the first vacuum suction roller group 443;

an outer cylinder 4413, wherein the outer cylinder 4413 is coaxially sleeved on the eccentric shaft 4411, has a knife slot 4414 thereon, and is driven by the driving motor 442 to rotate;

the end covers 4415 are arranged at two axial ends of the outer cylinder 4413, and are in threaded connection with the outer cylinder 4413;

the cutter 4416 is arranged in the outer cylinder 4413, the blade part of the cutter 4416 is arranged opposite to the cutter groove 4414, two ends of the cutter 4415 are arranged on the end cover 4415 in a sliding manner, and the back of the cutter 4416 is arranged in an abutting manner with the eccentric shaft 4411; and

and the elastic resetting piece 4417 is arranged on the end cover 4415, one end of the elastic resetting piece 4417 is fixedly connected with the end cover 4415, and the other end of the elastic resetting piece 4417 is elastically abutted to the cutter 4416.

As shown in fig. 15 to 16, in a preferred embodiment, each of the first vacuum suction roller group 443 and the second vacuum suction roller group 444 includes:

the outer roller 4441, both ends of the outer roller 4441 are rotatably arranged on the feeding frame 41, and a plurality of vacuum suction holes 4442 are uniformly distributed on the outer roller 4441;

the high-pressure nozzle 4445 is coaxially arranged in the inner roller 4443, two ends of the high-pressure nozzle 4445 are fixedly arranged on the feeding frame 41, one end of the high-pressure nozzle 4445 is communicated with an external compressed air source, and an opening 4446 communicated with the inner roller 4443 is formed in the tube body of the high-pressure nozzle 4445.

The working process is as follows:

firstly, the unwinding mechanism 43 in the automatic feeding device 4 works to unwind the textile roll 42 downwards, so that the garment material in the textile roll 42 passes through the cutting roll set 441, the first vacuum absorption roll set 443 and the second vacuum absorption roll set 444 of the slitting mechanism 44, after the garment material reaches the lower end part of the second vacuum absorption roll set 444 and is sensed by the sensor 446, the automatic feeding device 4 stops working, at this time, the slitting mechanism 44 already cuts the textile roll 42, so that the garment material adsorbed on the second vacuum absorption roll set 444 meets the tiling requirement of the processing table 3, then the feeding line 1 operates to drive the processing table 3 to move to the sensor 446, the sensor 446 detects the garment material, the automatic feeding device 4 operates again, the second vacuum absorption roll set 444 tiles the garment material adsorbed by the second vacuum absorption roll set 444 onto the processing table 3, and simultaneously the new garment material is adsorbed by the second vacuum absorption roll set 444, the processing table 3 is loaded with the garment fabric and transferred to the position under the printing equipment 2, the printing equipment 2 is used for printing the garment fabric, and after the printing is finished, the processing table 3 transfers and outputs the garment fabric through the material conveying line 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A continuous color printing process for garment materials is characterized by comprising the following steps:

step a, unreeling, namely, clamping the free end part of the clothing fabric on a textile roll (42) through the operation of an unreeling mechanism (43) positioned below the textile roll (42), so that the clothing fabric is automatically unreeled downwards;

b, cutting, namely when the garment material is unreeled downwards and penetrates through a cutting mechanism (44) positioned below the unreeling mechanism (43), a cutting roller group (441) and a first vacuum suction roller group (443) which are arranged in parallel on the cutting mechanism (44) rotate oppositely to clamp the free end part of the garment material to be conveyed downwards, the garment material is adsorbed to be conveyed through the adsorption force on the first vacuum suction roller group (443), and after the cutting roller group (441) rotates for a circle, a cutter (4416) contained in the cutting roller group extends towards the first vacuum suction roller group (443) to cut the garment material adsorbed on the first vacuum suction roller group (443);

c, rotationally conveying, wherein the garment material which is cut and adsorbed by the first vacuum suction roller group (443) is transferred and conveyed through the rotation of the first vacuum suction roller group (443), and is adsorbed by a second vacuum suction roller group (444) which is positioned obliquely below the first vacuum suction roller group (443);

d, tiling, namely separating the garment material adsorbed by the second vacuum suction roller group (444) from the adsorption of the second vacuum suction roller group (444) by the isolation of a guide cover (5) coated on the outer side of the lower part of the second vacuum suction roller group (444) when the garment material is rotationally conveyed to a processing table (3) rotationally conveyed under the second vacuum suction roller group (444), and tiling the garment material on the processing table (3);

e, clamping and positioning, namely clamping and fixing the garment fabric which is laid on the processing table (3) by positioning mechanisms (31) which are arranged on the processing table (3) and are arranged at two end parts consistent with the conveying direction of the garment fabric; and

and f, performing color printing, namely loading and conveying the positioned garment fabric to the lower part of the printing equipment (2) by the processing table (3), and finishing color printing processing by the printing equipment (2).

2. The continuous color printing process for the garment material according to claim 1, wherein in the step a, the unwinding mechanism (43) comprises unwinding rollers (431), unwinding motors (432) and a gear set (433), the unwinding rollers (431) are symmetrically arranged below the textile material roll (42) in parallel, the garment material unwound through the textile material roll (42) is arranged between two groups of the unwinding rollers (431), the unwinding motor (432) is in transmission connection with any one of the unwinding rollers (431), and the gear set (433) is arranged on the end portion of one axial side of each unwinding roller (431) and is in transmission connection with the symmetrically arranged unwinding rollers (431).

3. The continuous color printing process of the garment material according to claim 1, wherein in the step b, the cutting roller set (441) comprises an eccentric shaft (4411), an outer cylinder (4413), an end cap (4415), a cutter (4416) and an elastic reset piece (4417), a convex part (4412) on the eccentric shaft (4411) is arranged opposite to the first vacuum suction roller set (443), the outer cylinder (4413) is coaxially sleeved on the eccentric shaft (4411), a cutter groove (4414) is formed on the eccentric shaft, the cutter groove (4414) is driven to rotate by a driving motor (442), the end cap (4415) is arranged at two axial ends of the outer cylinder (4413) and is in threaded connection with the outer cylinder (4413), the cutter (4416) is arranged in the outer cylinder (4413), a cutter edge part of the cutter groove (4414) is arranged opposite to the cutter groove, and two ends of the cutter groove are arranged on the end cap (4415) in a sliding manner, the back of the cutter (4416) is abutted against the eccentric shaft (4411), the elastic reset piece (4417) is mounted on the end cover (4415), one end of the elastic reset piece is fixedly connected with the end cover (4415), and the other end of the elastic reset piece is elastically abutted against the cutter (4416).

4. The continuous color printing process for garment material as claimed in claim 1, wherein in the steps b and c, the first vacuum suction roller set (443) and the second vacuum suction roller set (444) each comprise:

the outer roller (4441), both ends of the outer roller (4441) are rotatably arranged, and a plurality of vacuum suction holes (4442) are uniformly distributed on the outer roller;

an inner roller (4443), wherein the inner roller (4443) is coaxially arranged in the outer roller (4441), is provided with suction pipes (4444) which are arranged corresponding to the vacuum suction holes (4442) one by one, and synchronously rotates along with the outer roller (4441); and

the high-pressure spray pipe (4445) is coaxially arranged in the inner roller (4443), two ends of the high-pressure spray pipe (4445) are fixedly arranged, one end of the high-pressure spray pipe is communicated with an external compressed air source, and an opening (4446) communicated with the inner roller (4443) is formed in the pipe body of the high-pressure spray pipe (4445).

5. The continuous color printing process for the garment material as claimed in claim 1, wherein in the step c, when the first vacuum suction roller set (443) rotates and conveys the adsorbed garment material, the upper half part of the second vacuum suction roller set (444) is covered with a guide cover (5) which is abutted against the first vacuum suction roller set (443), and the guide cover (5) is used for stripping the garment material adsorbed on the first vacuum suction roller set (443).

6. The continuous color printing process of the garment material as claimed in claim 1, wherein in the step d, the circumference of the second vacuum suction roller group (444) is equal to the side length of the processing table (3) arranged along the conveying direction.

7. The continuous color printing process for garment materials according to claim 1, wherein in the step d, the tangential linear speed V1 of the second vacuum suction roller group (444) and the conveying speed V2 of the processing table (3) meet the following conditions: v1 < V2.

8. The continuous color printing process for garment materials according to claim 7, wherein in the step d, the tangential linear speed V1 of the second vacuum suction roller group (444) and the conveying speed V2 of the processing table (3) meet the following conditions: v1 ═ 0.99 × V2.

9. The continuous color printing process of the garment material as claimed in claim 1, wherein in the steps b to d, the cutting roller group (441), the first vacuum suction roller group (443) and the second vacuum suction roller group (444) are operated synchronously by a gear transmission assembly (445).

10. The continuous color printing process for the garment material as claimed in claim 1, wherein in the step e, the positioning mechanism (31) comprises:

a positioning plate (311);

the two ends of the swing arm (312) are hinged with the processing table (3) and the positioning plate (311) respectively;

the driving gear (313) is arranged on a hinged shaft of the swing arm (312) and the processing table (3) and drives the swing arm (312) to swing in a rotating mode;

the clamping rack (314) is fixedly arranged, is arranged at the front side of the splitting mechanism (44) along the conveying direction of the processing table (3), is meshed with the driving gear (313), and drives the positioning plate (311) to turn over and overlap with the processing table (3);

the reset rack (315) is fixedly arranged, is arranged at the rear side of the slitting mechanism (44) along the conveying direction of the processing table (3), is meshed with the driving gear (313), and drives the positioning plate (311) to turn over and be horizontally spliced with the processing table (3); and

the magnetic strip stone (316) is arranged on the machining table (3) and overlapped with the positioning plate (311), and adsorbs the positioning plate (311).