CN215251927U - Cloth preprocessing device for full-automatic umbrella cloth small cutting machine - Google Patents

Abstract

The utility model discloses a cloth preprocessing device that is used for full-automatic umbrella cloth to cut out machine for a short time, which comprises a frame, be equipped with the material feeding unit who is used for launching the transport cloth, be used for to carrying the overspeed device tensioner of cloth adjustment rate of tension, be used for compressing tightly the cloth and smoothing closing device in proper order according to the assembly line in the frame. The utility model discloses a set up cloth preprocessing device, expand, open the flat and flatten the cloth, guarantee that the cloth transportation makes the roughness.

Description

Cloth preprocessing device for full-automatic umbrella cloth small cutting machine

Technical Field

The utility model relates to an umbrella cloth processing equipment technical field, concretely relates to cloth preprocessing device that is used for full-automatic umbrella cloth to cut out machine for a short time.

Background

The umbrella surface of the umbrella is an important component of the umbrella, the umbrella surface is mostly hexagonal or octagonal, and generally, the shape of the umbrella surface is formed by splicing and sewing a plurality of triangular umbrella cloths. The specific operation process of cutting the umbrella cloth into triangles at present comprises the steps that the gray cloth is flatly laid on a platform, a cutter master determines the position of cutting the gray cloth by using a marking plate, the umbrella cloth is circularly cut along the marking plate by using a cutter, and after the circular cutting is finished, the umbrella cloth in an isosceles triangle shape can be obtained from the gray cloth. The mode of artifical manual cutting wastes time and energy like this, and cuts efficiency still low, and at the actual operation in-process, the master of tailorring presses the model on one hand, when holding the sword ring cutting on one hand, easily produces model and the laminating of greige cloth inseparable, and the umbrella cloth size that leads to tailorring produces and has the deviation, influences follow-up processingquality, and the umbrella face of preparation equidimension not just needs the triangle-shaped umbrella cloth of different specifications, consequently still need prepare the model board of making of multiple specification, and it is troublesome.

In the application number of the Chinese utility model: CN201810710652.2 discloses a cutter of triangle-shaped umbrella cloth, its theory of operation is to roll up the cloth that needs to be tailor and install on putting the reel, then with the one end of cloth around establishing on tightening roller one and tightening roller two, then fix on the receipts reel, cloth and conveyer belt upper surface laminating, the reel begins the rolling, cutting mechanism starts, forms two equal triangles through five cutting knives and cuts the cloth, the cloth under the cutting enters into the collection box, the leftover bits is rolled up by the reel. But this cutter automatic efficient cutting cloth reduces artifically, improves and tailors efficiency. However, when the cutting machine is used for cutting another batch of umbrella cloth, the specification of the cutting knife needs to be changed, the cutting knives with various specifications also need to be prepared, and the cutting machine cannot be used under the condition that splicing patterns need to be made in some special cases.

Therefore, in order to improve the cutting efficiency, umbrella cloth with different styles can be cut, and a more proper machine is needed.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides an efficiency is tailor in improvement is used for cloth preprocessing device of full-automatic umbrella cloth machine of cutting out for a short time.

In order to achieve the aim, the technical proposal of the utility model is to provide a cloth pretreatment device for a full-automatic umbrella cloth small cutting machine, which comprises a frame, a feeding device for spreading and conveying the cloth, a tensioning device for adjusting the tension of the conveyed cloth and a pressing device for pressing and smoothing the cloth are sequentially arranged on the frame along the production line, the feeding device comprises an unfolding device arranged on the frame and used for unfolding and conveying the cloth, a flattening device arranged on the frame and positioned at the output end of the unfolding device and used for flattening the unfolded cloth, and a guide roller which is rotatably arranged on the frame and positioned at the output end of the flattening device and used for drawing the cloth to turn, the unfolding device comprises at least two parallel feeding rollers which are rotatably arranged on the rack in parallel and used for unfolding the cloth, and a feeding driving device which is arranged on the rack and used for driving the feeding rollers to rotate.

The further improvement is that: the feeding driving device comprises a feeding gear arranged at one end of a rotating shaft of the feeding roller, a feeding driving motor arranged on the rack and positioned on one side of the feeding gear, a feeding driving gear arranged at the output end of the feeding driving motor, and a feeding transmission chain wound on the feeding gear and the feeding driving gear.

The further improvement is that: the flattening device comprises a rotatable flattening roller arranged on the rack and positioned at the output end of the unfolding device, a flattening roller arranged on the flattening roller and used for smoothing cloth on the flattening roller, a flattening device arranged on the flattening roller and a feeding roller and used for driving the flattening roller to rotate through the feeding roller, wherein the flattening device comprises screw thread strips which are arranged at two ends of the flattening roller and used for flattening the cloth from the middle to the outer side.

The further improvement is that: overspeed device tensioner includes that two are rotatable to be located in the frame lie in live-rollers, two of material feeding unit top are located respectively the frame both sides are located two tensioning carriage, slidable between the live-rollers locate two tensioning roller on the tensioning carriage.

The further improvement is that: the pressing device comprises a fixed pressing roller and two sliding pressing rollers, wherein the fixed pressing roller and the two sliding pressing rollers are rotatably arranged on the rack, the fixed pressing roller and the two sliding pressing rollers are arranged at the output end of the tensioning device, the two sliding pressing rollers are respectively arranged on two sides of the rack and are positioned in a pressing roller sliding groove below the fixed pressing roller, the two sliding pressing rollers are arranged on the pressing roller sliding groove, the two ends of the sliding pressing rollers are used for synchronously driving the two ends of the sliding pressing rollers to slide up and down in the pressing roller sliding groove, and a pressing driving device is arranged on the rack and is used for driving the pressing device to operate.

The further improvement is that: each sliding driving device comprises a pressing roller sliding seat sleeved at one end of a rotating shaft of the sliding pressing roller and a pressing roller telescopic cylinder arranged below the pressing roller sliding seat on the rack, the output end of the pressing roller telescopic cylinder is connected with the pressing roller sliding seat, and pressing linear guide rails used for guiding the pressing roller sliding seat in a vertical sliding mode are arranged on two sides of a pressing roller sliding groove on the rack.

The further improvement is that: compress tightly drive arrangement including locating compress tightly driving motor in the frame, locate compress tightly the drive gear of driving motor output, locate with compress tightly drive gear homonymy and be located the first driven gear of the axis of rotation one end of fixed pinch roller, around locating compress tightly drive gear and the last drive chain that compresses tightly of the first driven gear of pinch roller, locate compress tightly roller second driven gear on the axis of rotation other end of fixed pinch roller, locate slip pinch roller axis of rotation one end with pinch roller second driven gear cooperation pivoted slip pinch roller drive gear.

The further improvement is that: lie in the frame compress tightly drive gear with be equipped with between the first driven gear of compression roller and be used for adjusting compress tightly the chain overspeed device tensioner of drive chain rate of tension, chain overspeed device tensioner is including locating tensioning regulation seat in the frame, rotatable locating tensioning gear on the tensioning regulation seat, it also around locating to compress tightly drive chain on the tensioning gear.

The further improvement is that: the cloth pretreatment device is electrically connected with the DSP control system.

A improve cloth preprocessing device who is used for machine is cut out a little to full-automatic umbrella cloth of cutting out efficiency, following beneficial effect has:

1. the utility model has the advantages that by arranging the unfolding device, the cloth can be automatically and transversely unfolded, the labor cost is reduced, and the feeding efficiency is improved; through setting up the exhibition paper-back edition and putting, provide the tensile power to both sides to the cloth after launching, through set up in the folding or curling that exhibition flat roll both ends screw thread strip probably appears the cloth and smooth to both sides, the planarization when having guaranteed the cloth and carrying can play certain rectification effect to the transport of cloth simultaneously, thereby prevent that the cloth from shifting over to the machine part in the skew when carrying and damaging the part, the security of the machine when having guaranteed the cloth and carrying.

2. The utility model discloses a set up the guide roll and be used for pulling the cloth and turn to, reduce the holistic area of machine for machine part is compacter, improves the availability in space.

3. The utility model discloses a set up overspeed device tensioner and adjust in order to realize the tensioning to the cloth, prevent that the cloth from skidding when carrying and producing the error when leading to follow-up cutting cloth, accuracy when having guaranteed cloth cutting.

4. The utility model discloses a through setting up closing device, the cooperation through fixed compressing roller and slip compressing roller smooths the cloth, has guaranteed the roughness of cloth for accuracy when follow-up cloth cutting is higher, still through setting up chain overspeed device tensioner, stability when guaranteeing chain drive, accessible time adjustment tensioning when the chain appears laxing guarantees the steady high-efficient operation of closing device, improves life.

5. The utility model discloses a set up DSP control system for material feeding unit, overspeed device tensioner and closing device are higher, the control accuracy is higher under DSP control system's control, make the machine more intelligent, and stability when each part moves is better.

Drawings

FIG. 1 is a schematic structural diagram of a full-automatic umbrella cloth cutting machine in the embodiment;

FIG. 2 is a schematic structural view of a feeding device and a tensioning device in an embodiment;

FIG. 3 is a schematic structural view of a pressing device in an embodiment;

FIG. 4 is a schematic top view of the embodiment;

FIG. 5 is a schematic side view of the laser cutting apparatus according to the embodiment;

FIG. 6 is a schematic view of the overall structure of the laser cutting apparatus according to the embodiment;

FIG. 7 is a schematic view of a cloth cutting process;

FIG. 8 is a schematic view of the structure of the material receiving device in the embodiment;

FIG. 9 is a schematic structural diagram of the lifting driving device in the embodiment;

FIG. 10 is a schematic view of the recycling apparatus in the embodiment.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1 to 10, the embodiment of the present invention discloses a cloth preprocessing device for a full-automatic umbrella cloth cutting machine, which is a specific embodiment of the full-automatic umbrella cloth cutting machine, and referring to fig. 1, the full-automatic umbrella cloth cutting machine comprises a frame 1, wherein a feeding device 2 for spreading and conveying cloth, a tensioning device 3 arranged above the feeding device 2 and used for adjusting the tension of the conveyed cloth, a pressing device 4 used for pressing and flattening the cloth, a conveying device 5 used for transversely driving and inputting the cloth for processing, a scanning device 6 arranged above the input end of the conveying device 5 and used for scanning and positioning the cloth, a laser cutting device 7 used for cutting the cloth after scanning and positioning, and a receiving device 8 used for collecting the cut cloth are sequentially arranged on the frame 1 according to the assembly line, The recovery device 9 is used for recovering the residual cloth and further comprises a DSP control system (not shown in the figure), and the feeding device 2, the tensioning device 3, the pressing device 4, the conveying device 5, the scanning device 6, the laser cutting device 7, the receiving device 8 and the recovery device 9 are electrically connected with the DSP control system.

Referring to fig. 2, the feeding device 2 includes an unfolding device arranged on the frame 1 for unfolding and conveying the cloth, a flattening device arranged on the frame 1 and located at an output end of the unfolding device for flattening the unfolded cloth, and a guide roller 21 rotatably arranged on the frame 1 and located at an output end of the flattening device for guiding the cloth to turn;

in the embodiment of the present invention, the spreading device includes two feeding rollers 22 rotatably disposed side by side on the frame 1 for spreading the cloth by having square bearings 11, and a feeding driving device disposed on the frame 1 for driving the feeding rollers 22 to rotate, wherein the feeding driving device includes a feeding gear 221 disposed at one end of a rotation axis of the feeding roller 22, a feeding driving motor 23 disposed on one side of the feeding gear 221 on the frame 1, a feeding driving gear 231 disposed at an output end of the feeding driving motor 23, and a feeding transmission chain 24 wound around the feeding gear 221 and the feeding driving gear 231; by arranging the bearing 11 with the square seat, the rotating shaft of the feeding roller 22 passes through the rack to rotate more smoothly, and a feeding gear 221 is conveniently arranged at the shaft end of the rotating shaft of the feeding roller 22; by arranging the unfolding device, the cloth is automatically and transversely unfolded, so that the labor cost is reduced, and the feeding efficiency is improved;

the flattening device comprises a flattening roller 25 which is rotatably arranged at the output end of the unfolding device on the frame 1, a flattening device which is arranged on the flattening roller 25 and is used for flattening the cloth on the flattening roller, and a transmission belt 2 which is wound on the flattening roller 25 and the feeding roller 22 and is used for driving the flattening roller 25 to rotate through the rotation of the feeding roller 22, wherein the flattening device comprises threaded bars 251 which are respectively arranged at two ends of the flattening roller 25 and are used for flattening the cloth from the middle to the outer side; the flattening roller 25 can synchronously rotate in the same direction as the feeding roller 22 by arranging the transmission belt 26, so that the speed for conveying the cloth is the same, and the problem that the cloth cannot be unfolded and flattened due to the speed difference between the flattening roller and the feeding roller to influence the subsequent cutting is avoided; the flattening device is arranged to provide stretching force to two sides for the unfolded cloth, so that the unfolded cloth is flattened towards two sides by folding or curling, and meanwhile, certain deviation rectifying effect can be achieved on the conveying of the cloth;

referring to fig. 2, the tensioning device 3 includes two rotatable rollers 31 disposed on the frame 1 and located above the feeding device, two tensioning sliding frames 32 disposed on two sides of the frame 1 and located between the two rollers 31, and two tensioning rollers 33 slidably disposed on the tensioning sliding frames 32. The cloth passes through the upper part of the first rotating roller 31, winds the lower part of the tension roller 33 and is output from the upper part of the second rotating roller 31, and the tension roller 33 forms the cloth into a U shape between the two rotating rollers 31, so that the tension adjustment of the cloth is realized.

Referring to fig. 2 and 3, the pressing device 4 includes a fixed pressing roller 41 rotatably disposed on the frame through a bearing seat 12 and located at the output end of the tensioning device 3, two pressing roller sliding grooves 42 respectively disposed on two sides of the frame 1 and located below the fixed pressing roller 41, a sliding pressing roller 43 slidably disposed on the two pressing roller sliding grooves 42, a sliding driving device disposed at two ends of the sliding pressing roller 43 and used for synchronously driving the sliding pressing roller 43 to slide up and down in the pressing roller sliding groove 42, and a pressing driving device disposed on the frame 1 and used for driving the pressing device 4 to operate;

referring to fig. 3, each of the sliding driving devices includes a pressing roller sliding seat 431 sleeved at one end of a rotating shaft of the sliding pressing roller 43, and a pressing roller telescopic cylinder 432 disposed on the frame 1 and located below the pressing roller sliding seat 431, an output end of the pressing roller telescopic cylinder 432 is connected to the pressing roller sliding seat 431, and pressing linear guide rails 433 for guiding the pressing roller sliding seat 431 to slide up and down are disposed on the frame 1 and located at two sides of the pressing roller sliding groove 42;

referring to fig. 2 and 3, the pressing driving device includes a pressing driving motor 44 disposed on the frame 1, a pressing driving gear 441 disposed at an output end of the pressing driving motor 44, a first pressing roller driven gear 411 disposed on the same side as the pressing driving gear 441 and located at one end of a rotating shaft of the fixed pressing roller 41, a pressing transmission chain 442 wound around the pressing driving gear 441 and the first pressing roller driven gear 411, a second pressing roller driven gear 412 disposed at the other end of the rotating shaft of the fixed pressing roller 41, and a sliding pressing roller transmission gear 431 disposed at one end of the rotating shaft of the sliding pressing roller 43 and rotating in cooperation with the second pressing roller driven gear 412;

the sliding pressing roller 43 is jacked up to approach the fixed pressing roller 41 through the pressing roller telescopic cylinder 432, so that the sliding pressing roller transmission gear 431 is meshed with the pressing roller second driven gear 412, when the pressing driving motor 44 is started, the pressing driving gear 441 drives the pressing transmission chain 442 to enable the pressing roller first driven gear 411 to drive the fixed pressing roller 41 to rotate, and therefore the pressing roller second driven gear 412 located at the other end of the fixed pressing roller 41 rotates, and the pressing roller second driven gear 412 meshed with the fixed pressing roller 41 drives the sliding pressing roller 43 to rotate;

referring to fig. 3, a chain tensioning device for adjusting the tension of the compression transmission chain 442 is arranged between the compression driving gear 441 and the first driven gear 411 of the compression roller on the frame 1, the chain tensioning device comprises a tension adjusting seat 45 arranged on the frame 1 and a tensioning gear 46 rotatably arranged on the tension adjusting seat 45, the compression transmission chain 442 is also wound on the tensioning gear 46, and the stability of the chain transmission is ensured by arranging the chain tensioning device.

Referring to fig. 4, the conveying device 5 includes a conveying driving shaft 51 disposed on the frame 1 at an output end of the pressing device, a conveying driven shaft 52 disposed on a tail end of the frame 1, a mesh conveyor belt 53 wound around the conveying driving shaft 51 and the conveying driven shaft 52, a vacuum adsorption plate (not shown) disposed on the frame 1 between the mesh conveyor belts 53 and used for adsorbing the fabric onto the mesh conveyor belt 53, and a conveying driving device disposed on the frame 1 and used for driving the conveying driving shaft to rotate, wherein the conveying driving shaft 51 and the conveying driven shaft 52 are horizontally disposed on the frame 1, and the vacuum adsorption plate is connected to an external vacuum pump; in the embodiment of the present invention, for better operation of the mesh-type conveyer belts 53 and better placement of the vacuum absorption plate between the mesh-type conveyer belts 53, a plurality of mesh belt wheels (not shown in the figure) for supporting the mesh-type conveyer belts 53 are further disposed on the conveying driving shaft 51 and the conveying driven shaft 52; in order to stabilize the cloth fed from the pressing device 4 to the conveying device 5, the driving speed of the pressing device is the same as that of the conveying device, so that the driving speed is the same, the conveying driving device is a conveying transmission gear 54 which is arranged at one end of the conveying driving shaft 51 and is in transmission fit with the pressing driving device, and the conveying transmission gear 54 is meshed with the pressing transmission chain 442.

Referring to fig. 1 and 4, the scanning device 6 includes a scanning frame 61 disposed on the machine frame 1 and located above the input end of the conveying device 5, a camera (not shown in the figure) disposed on the scanning frame 61 and used for scanning and positioning the fabric, and a light supplement lamp 62 disposed on the scanning frame 61 and used for supplementing light to the scanning environment.

Referring to fig. 4, the laser cutting device 7 includes a transverse moving module disposed on the frame 1 at two sides of the conveying device 5, a vertical moving module disposed on the transverse moving module and driven by the transverse moving module to move transversely, a laser cutting head set disposed on the vertical moving module, and a laser generator box 71 disposed on the frame 1 and used for providing laser output for the laser cutting head set.

Referring to fig. 5 and 6, the transverse moving module includes two transverse linear guide rail sliding tables 72 respectively disposed on the frames at two sides of the conveying device 5, a transverse sliding table driving motor 721 disposed on one of the transverse linear guide rail sliding tables 72 for driving the transverse linear guide rail sliding table 72, a synchronization link 722 disposed between the two transverse linear guide rail sliding tables 72 for synchronization driving, a transverse lead screw guide rail sliding table 73 disposed on each transverse linear guide rail sliding table 72, and a synchronization belt 731 for synchronization driving disposed between the two transverse lead screw guide rail sliding tables 73; the vertical moving module comprises two vertical linear guide rail sliding tables 74 which are respectively erected on the two transverse lead screw guide rail sliding tables 73 and are driven by the two transverse lead screw guide rail sliding tables 73 to move transversely, and a vertical sliding table motor 741 used for driving the vertical linear guide rail sliding tables 74 to operate is arranged on each vertical linear guide rail sliding table 74; the laser cutting head group comprises two laser cutting heads 75, and the two laser cutting heads 75 are respectively arranged on the sliding blocks of the two vertical linear guide rail sliding tables 74;

the distance between the two vertical linear guide rail sliding tables 74 is adjusted through the transverse screw rod guide rail sliding tables 73, in order to ensure that the two vertical linear guide rail sliding tables 74 keep parallel, a synchronous belt 731 is arranged between the two transverse screw rod guide rail sliding tables 73, one transverse screw rod guide rail sliding table 73 is adjusted to drive the other synchronous adjustment, the transverse movement of the transverse screw rod guide rail sliding table 73 and the vertical linear guide rail sliding table 74 is integrally realized through the two transverse linear guide rail sliding tables 72, and the synchronous connecting rod 722 is also arranged to ensure that the adjusting distances of the two transverse linear guide rail sliding tables 72 are the same; adjust the distance between two vertical linear guide slip tables 74 through two horizontal lead screw guide rail slip tables, change the size of the umbrella face of cutting, through the removal of two horizontal linear guide slip tables 72, can drive laser cutting head 75 lateral shifting, can cut out the umbrella face of different demands, for example shown in A department of figure 7, the umbrella face need cut a mark point when needing to splice the style, so as to be as the basic point when follow-up concatenation, just can be when laser cutting head 75 removes the cutting at vertical linear guide slip table 74, when it reachs the position that needs the mark, transfer horizontal position through horizontal linear guide slip table 72, make laser cutting head 75 lateral shifting cut out the mark point on the umbrella face. And through system control, when making laser cutting head 75 cut the cloth at vertical linear guide slip table 74 slip, because the cloth lasts horizontal transport on conveyor, when conveyor's speed is slightly fast or slightly slow, horizontal linear guide slip table 72 accessible system control horizontal transfer position, plays the effect of speed compensation.

Referring to fig. 8, the material receiving device 8 includes a material receiving rack 81 straddling the rack 1 on both sides of the conveying device 5, two material receiving sliding frames 82 slidably disposed on the material receiving rack 81, a sliding frame driving device disposed on the material receiving rack 81 for driving the material receiving sliding frames 82 to slide, a suction cup group disposed on each material receiving sliding frame 82 in a vertically movable manner, and two material receiving boxes disposed on both sides of the rack 1 and located below the material receiving rack 81; after the sucking disc group at the middle position of the material receiving frame 81 grabs the umbrella fabric, the two material receiving sliding frames 82 are controlled by the sliding frame driving device to respectively move towards the two sides of the material receiving frame 81 from the middle of the material receiving frame 81, the grabbed cloth is placed in the material receiving box, and then the sliding frame driving device reversely runs, so that the two material receiving sliding frames 82 return to the middle of the material receiving frame 81 again to receive materials in a reciprocating mode.

Each sliding frame driving device comprises a sliding frame driving motor 831 arranged on the material receiving frame 81, a clamping type synchronous pulley 832 arranged at the output end of the sliding frame driving motor 831, a tooth-shaped idle pulley 834 arranged on the material receiving frame 81 through an idle pulley shaft 833, a sliding frame synchronous belt 835 wound on the clamping type synchronous pulley 832 and the tooth-shaped idle pulley 834, and a clamping seat 836 fixedly arranged on the material receiving sliding frame 82 and used for clamping the sliding frame synchronous belt 835; the clamping type synchronous belt pulley 832 rotates through the sliding frame driving motor 831, the sliding frame synchronous belt 835 is driven to rotate on the clamping type synchronous belt pulley 832 and the tooth-shaped idle wheel 834, and the material receiving sliding frame 82 moves along with the sliding frame synchronous belt 835 through a clamping seat 836 clamped on the sliding frame synchronous belt 835;

each sucking disc group is including locating lifter 841 on the receipts material carriage 82, locate lifter 841 output's lifter plate 842, a plurality of locate the vacuum chuck 843 of lifter plate 842 bottom, locate receive and lie in the guide bar 844 of lifter 841 both sides on the material carriage 82, guide bar 844 with lifter plate 842 is connected, a plurality of vacuum chuck 843 is connected with outside vacuum pump.

Each receive the workbin including receiving workbin main part 851, liftable locate receive material support 852 in receiving workbin main part 851, locate and be used for the drive in the frame receive the lift drive arrangement that material support 852 goes up and down, as shown in fig. 9, in the embodiment of the utility model, in order to realize that two receive material supports 852 go up and down in step, two receive material supports 852 and go up and down by a lift drive arrangement control, so lift drive arrangement includes a lift worm gear speed reducer 853, two chain drive module 854 who locates in two receiving workbin main parts 851 respectively, two synchronous connecting rods 855 of going up and down that locate between two chain drive module 854, receive material support 852 and locate on chain drive module 854, be located be equipped with on the frame 1 of chain drive module 854 and be used for to receive the guide holder 856 that material support 852 led; or the lifting driving device can adopt two telescopic cylinders to respectively lift the two material receiving supports 852 under the control of the control system; receive material support 852 height through lifting drive device control for receive the slow decline of speed of material support 852 when receiving the material in-process cooperation and receiving the material, the cloth that remains on receiving material support 852 throughout and pile up and keep at same level, the cloth when the material collecting device of being convenient for receives the material is placed, and the cloth skew is guaranteed the cloth and is piled up the regularity when preventing to place the cloth.

Referring to fig. 10, the recycling device 9 includes a waste hopper 91 disposed at an output end of the conveying device 5 on the frame, a brush roller 92 disposed at an input end of the waste hopper 91 and used for cleaning residual cloth on the conveying device 5, a worm 93 disposed below the waste hopper 91 and used for outputting waste, a discharge port 94 disposed at an output end of the worm on the waste hopper 91, and a recycling worm gear reducer 95 disposed on the waste hopper 91 and synchronously driving the brush roller 92 and the worm 93 to rotate through a chain.

The working principle is as follows:

1) finishing: the coiled cloth to be processed is placed on a frame 1, the cloth is unfolded and fed by the rotation of two feed rollers 22 arranged on the frame 1, the cloth is unfolded towards two sides by a thread strip 251 arranged on a flattening roller 25 positioned at the output end of the feed roller 22 on the frame 1 for feeding, the cloth to be processed after being flattened is turned by a guide roller 21 and then is wound on two rotating rollers 31 and a tension roller 33 arranged in a tension device for adjusting the tightness during feeding of the cloth to be processed, and then the cloth to be processed passes through a compression device arranged on the frame 1, the sliding pressing roller 43 is driven by the pressing driving motor 44 to press the cloth on the fixed pressing roller 41 for smoothing, then, the flattened cloth to be processed enters the mesh-shaped conveyer belt 53 through the conveyer device, and the cloth to be processed is absorbed on the mesh-shaped conveyer belt 53 through the vacuum absorption plate and transversely conveyed for cutting;

2) scanning: a camera in the scanning device at the input end of the conveying device shoots and positions the cloth to be processed conveyed on the conveying device, the camera is supplemented with light by a light supplementing lamp 62, and positioning information is transmitted to the laser cutting device through a DSP control system;

3) cutting: the laser cutting device determines the cutting position by the positioning information provided by the scanning device, when the cloth to be processed is conveyed to the area of the laser cutting device, the two laser cutting heads 75 of the laser cutting head group start to respectively vertically move on the respective vertical linear guide rail sliding tables 74, the two laser cutting heads 75 oppositely run to continuously cut the cloth to be processed continuously transmitted on the reticular conveyer belt 53, the laser generator box 71 provides laser output for the two laser cutting heads 75, in the cutting process, the two transverse linear guide rail sliding tables 72 are controlled by the DSP control system to adjust the two vertical linear guide rail sliding tables 74 to move transversely, so that the two laser cutting heads 75 are driven to transversely cut a cutting point serving as a base point in the subsequent splicing process on the cloth, the transverse linear guide rail sliding table 72 can play a role in speed compensation when the speed is not matched when the mesh-shaped conveying belt 53 conveys cloth and the laser cutting device cuts the cloth;

4) receiving: after the laser cutting, the cloth is continuously conveyed, the lifting rod 841 on the material receiving sliding frame 82 in the material receiving device arranged on the rack 1 drives the vacuum chuck 843 to descend to grab the cut cloth, the sliding frame driving motor 831 drives the material receiving sliding frame 82 to move to the upper part of the material receiving box main body 851, and the vacuum chuck 843 puts down the cut cloth to the material receiving support 852 to finish the collection of the cloth;

5) and (3) recovering: the remaining cloth is placed in a recovery device at the end of the conveyor on the frame, and is swept into the waste bin 91 by the brush roller 92 and output by the rotation of the worm 93 in the waste bin 91.

Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.

Claims (9)

1. The utility model provides a cloth preprocessing device that is used for machine is cut out to full-automatic umbrella cloth for a short time, includes the frame, its characterized in that: the cloth conveying device is characterized in that a feeding device used for unfolding and conveying cloth, a tensioning device used for adjusting the tension degree of the conveyed cloth and a pressing device used for pressing and smoothing the cloth are sequentially arranged on the rack according to an assembly line, the feeding device comprises an unfolding device arranged on the rack and used for unfolding and conveying the cloth, a flattening device arranged at the output end of the unfolding device and used for flattening the unfolded cloth and a guide roller rotatably arranged on the rack and used for driving the output end of the flattening device to steer the cloth, the unfolding device comprises at least two feed rollers which are rotatably arranged on the rack side by side and used for unfolding the cloth and a feed driving device arranged on the rack and used for driving the feed rollers to rotate.

2. The cloth preprocessing device for the full-automatic umbrella cloth small cutting machine according to claim 1, characterized in that: the feeding driving device comprises a feeding gear arranged at one end of a rotating shaft of the feeding roller, a feeding driving motor arranged on the rack and positioned on one side of the feeding gear, a feeding driving gear arranged at the output end of the feeding driving motor, and a feeding transmission chain wound on the feeding gear and the feeding driving gear.

3. The cloth preprocessing device for the full-automatic umbrella cloth small cutting machine according to claim 1, characterized in that: the flattening device comprises a rotatable flattening roller arranged on the rack and positioned at the output end of the unfolding device, a flattening roller arranged on the flattening roller and used for smoothing cloth on the flattening roller, a flattening device arranged on the flattening roller and a feeding roller and used for driving the flattening roller to rotate through the feeding roller, wherein the flattening device comprises screw thread strips which are arranged at two ends of the flattening roller and used for flattening the cloth from the middle to the outer side.

4. The cloth preprocessing device for the full-automatic umbrella cloth small cutting machine according to claim 1, characterized in that: overspeed device tensioner includes that two are rotatable to be located in the frame lie in live-rollers, two of material feeding unit top are located respectively the frame both sides are located two tensioning carriage, slidable between the live-rollers locate two tensioning roller on the tensioning carriage.

5. The cloth preprocessing device for the full-automatic umbrella cloth small cutting machine according to claim 1, characterized in that: the pressing device comprises a fixed pressing roller and two sliding pressing rollers, wherein the fixed pressing roller and the two sliding pressing rollers are rotatably arranged on the rack, the fixed pressing roller and the two sliding pressing rollers are arranged at the output end of the tensioning device, the two sliding pressing rollers are respectively arranged on two sides of the rack and are positioned in a pressing roller sliding groove below the fixed pressing roller, the two sliding pressing rollers are arranged on the pressing roller sliding groove, the two ends of the sliding pressing rollers are used for synchronously driving the two ends of the sliding pressing rollers to slide up and down in the pressing roller sliding groove, and a pressing driving device is arranged on the rack and is used for driving the pressing device to operate.

6. The cloth preprocessing device for the full-automatic umbrella cloth cutting machine according to claim 5, wherein: each sliding driving device comprises a pressing roller sliding seat sleeved at one end of a rotating shaft of the sliding pressing roller and a pressing roller telescopic cylinder arranged below the pressing roller sliding seat on the rack, the output end of the pressing roller telescopic cylinder is connected with the pressing roller sliding seat, and pressing linear guide rails used for guiding the pressing roller sliding seat in a vertical sliding mode are arranged on two sides of a pressing roller sliding groove on the rack.

7. The cloth preprocessing device for the full-automatic umbrella cloth cutting machine according to claim 5, wherein: compress tightly drive arrangement including locating compress tightly driving motor in the frame, locate compress tightly the drive gear of driving motor output, locate with compress tightly drive gear homonymy and be located the first driven gear of the axis of rotation one end of fixed pinch roller, around locating compress tightly drive gear and the last drive chain that compresses tightly of the first driven gear of pinch roller, locate compress tightly roller second driven gear on the axis of rotation other end of fixed pinch roller, locate slip pinch roller axis of rotation one end with pinch roller second driven gear cooperation pivoted slip pinch roller drive gear.

8. The cloth preprocessing device for the full-automatic umbrella cloth cutting machine according to claim 7, wherein: lie in the frame compress tightly drive gear with be equipped with between the first driven gear of compression roller and be used for adjusting compress tightly the chain overspeed device tensioner of drive chain rate of tension, chain overspeed device tensioner is including locating tensioning regulation seat in the frame, rotatable locating tensioning gear on the tensioning regulation seat, it also around locating to compress tightly drive chain on the tensioning gear.

9. The cloth preprocessing device for the full-automatic umbrella cloth small cutting machine according to claim 1, characterized in that: the cloth pretreatment device is electrically connected with the DSP control system.

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