CN209957995U

CN209957995U - Intelligent automatic edge covering machine

Info

Publication number: CN209957995U
Application number: CN201920317727.0U
Authority: CN
Inventors: 庄振梭
Original assignee: Suzhou Artisan Intelligent Technology Co Ltd
Current assignee: Suzhou Artisan Intelligent Technology Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-17
Anticipated expiration: 2029-03-13

Abstract

The utility model relates to a trade mark machine technical field just discloses an automatic taping machine of intelligence, which comprises a frame, the bottom fixedly connected with evenly distributed's of frame stabilizer blade, the bottom fixed mounting of frame has evenly distributed's mobile device, the top fixedly connected with front table of frame. This automatic taping machine of intelligence, to treat that the work piece of processing is placed on the back workstation, through setting up the label cutting device, the trade mark machine drives after printing the trade mark removes a section distance, the automatic label cutting of label cutting device, the trade mark fifty percent discount that the label folding device at the trade mark machine back will downcut, move the tight trade mark of third cylinder control clip clamp in the label cutting device, under the drive of fourth cylinder, place the trade mark on the work piece, the edge-covering area through guide wheel and guide pole carries out the work of borduring under sewing machine's effect this moment, can sew edge-covering area and trade mark simultaneously to the work piece, whole process intelligent control, high production efficiency, it can go on and the precision is high to bordure to beat the mark simultaneously.

Description

Intelligent automatic edge covering machine

Technical Field

The utility model relates to a trade mark machine technical field specifically is an automatic taping machine of intelligence.

Background

In the process of processing fabrics in the textile industry, marking work needs to be carried out on the fabrics, such as products such as carpets, bath mats and clothes, marks such as characters and pictures need to be carried out on the products, such as production date, effective period, product numbers and the like, edge covering is carried out on the extending part of the products by using an edge covering belt, and meanwhile, trademarks are sewn into the edge covering belt.

Traditional work flow is through the manual work with the edge covering area sewing to the extension of product, adopts the sewing machine preparation mostly, needs the operative employee foot to step on the sewing machine footboard, rotates the product with the hand simultaneously, makes edge covering area rotate round sewing machine sewing mouth, needs the operative employee trick to use simultaneously, and the operation degree of difficulty is big, and intensity of labour is big, and the operation can be more difficult when the product size is too big, leads to production efficiency low.

To this automatic taping machine of car ground mat that chinese patent CN106436044A provided, this taping machine convenient operation, can carry out program adjustment according to the shape structure of product, can satisfy the product processing of various shapes, and mechanical automation degree is high, can accomplish most processes in the ground mat course of working, avoided the manual work to operate, operator's working strength has been reduced, production efficiency is high, production cost is reduced, however, this taping machine cuts the trade mark off the back, the trade mark is automatic to drop on the ground mat, need artifical trade mark room trade mark position, otherwise during the sewing, can not confirm the position of trade mark sewing, so propose an automatic taping machine of intelligence and solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an automatic taping machine of intelligence possesses the advantage of high accuracy sewing trade mark and banding area simultaneously, has solved this taping machine and has cut off the trade mark after, and the trade mark drops automatically on the ground is filled up, needs artifical trade mark room trade mark position, and during otherwise sewing, can not confirm the problem of the position of trade mark sewing.

(II) technical scheme

For the purpose of realizing above-mentioned while high accuracy sewing trade mark and bordure area, the utility model provides a following technical scheme: an intelligent automatic taping machine comprises a frame, wherein the bottom of the frame is fixedly connected with uniformly distributed support legs, the bottom of the frame is fixedly provided with uniformly distributed moving devices, the top of the frame is fixedly connected with a front workbench, the top of the frame is fixedly connected with a rear workbench on the back of the front workbench, two sides of the frame are both fixedly connected with covers, two sides of the front workbench are both fixedly connected with the covers, two sides of the rear workbench are both fixedly connected with the covers, the top of the frame is provided with two cover plates, two sides of the two cover plates are slidably connected with the covers, the right side of the covers is fixedly provided with a control panel, one opposite sides of the two covers are both fixedly connected with safety plates, the top of the front workbench is provided with a guard bar, and one opposite side of the two safety plates is provided with a first rotating shaft, the two ends, opposite to the first rotating shafts, of the two first rotating shafts sequentially penetrate through the safety plates and the guard bars, the two ends, opposite to the first rotating shafts, of the two first rotating shafts extend to the outer portions of the guard bars, sliding blocks are fixedly connected to the two sides of the guard bars, sliding grooves are formed in the two safety plates, the inner walls of the two sliding grooves are connected with the sliding blocks in a sliding mode, a trademark machine is fixedly installed at the top of the front workbench, a label cutting device is fixedly installed on the back of the trademark machine, a label moving device is fixedly installed on the back of the trademark machine, a sewing machine head is fixedly installed at the top of the front workbench and located on the right side of the trademark machine, a guide wheel is fixedly installed at the front of the sewing machine head, a guide rod is fixedly connected to the top of the sewing machine head, a material pressing device is arranged at the top of the rear workbench, and belt, the front and the back of press device all are provided with first drive belt, and are positive the front of first drive belt is provided with the second conveyer belt, and is positive the front of first drive belt is provided with the third conveyer belt, the inner wall and the belt pulley sliding connection of first drive belt, the inner wall and the belt pulley sliding connection of second conveyer belt, the inner wall and the belt pulley sliding connection of third conveyer belt, two first cylinders of the equal fixedly connected with in both sides of press device, four one side that first cylinder carried on the back mutually all with cover fixed connection, the top fixed mounting of preceding workstation has a servo motor, a servo motor's output shaft fixedly connected with connecting rod, the bottom fixed mounting of connecting rod has the corner device.

Preferably, the moving device comprises a telescopic rod and universal wheels, the top end of the telescopic rod is fixedly connected with the rack, and the bottom end of the telescopic rod is fixedly connected with the universal wheels.

Preferably, the outer walls of the two first rotating shafts are connected with the safety plate in a sliding mode, and the outer walls of the two first rotating shafts are fixedly connected with the guard bar.

Preferably, the label cutting device comprises a second cylinder and a cutting knife, the front face of the second cylinder is fixedly connected with the label maker, the left side of the second cylinder is fixedly connected with the cutting knife, a label folding device is arranged on the back face of the label maker and comprises a sixth cylinder and a top plate, the bottom of the sixth cylinder is fixedly connected with the label maker, and the top of the sixth cylinder is fixedly connected with the top plate.

Preferably, move mark device and include third cylinder, fixing base, fourth cylinder and clip, the back and the clip fixed connection of third cylinder, the bottom and the fixing base fixed connection of third cylinder, the left side and the fourth cylinder fixed connection of fixing base, the left side and the trade mark machine fixed connection of fourth cylinder.

Preferably, the front surface of the second conveyor belt and the front surface of the third conveyor belt are both located in the same vertical plane, and the sum of the lengths of the second conveyor belt and the third conveyor belt is smaller than the length of the first conveyor belt.

Preferably, the pressing device comprises a second servo motor, a second rotating shaft and a pressing frame, the second servo motor is fixedly mounted on the inner wall of the pressing frame, an output shaft of the second servo motor is fixedly connected with the second rotating shaft, two ends of the second rotating shaft are both penetrated through and extend to the outside of the pressing frame, a driving wheel is fixedly connected to the outer wall of the second rotating shaft, and the outer wall of the driving wheel is connected with the first transmission belt in a sliding mode.

Preferably, the connecting rod is an L-shaped rod, an output shaft of the first servo motor penetrates through and extends into the connecting rod, and the outer wall of the output shaft of the first servo motor is fixedly connected with the connecting rod.

Preferably, the corner device comprises a fifth cylinder and a rotating plate, the right side of the fifth cylinder is fixedly connected with the connecting rod, and the bottom of the fifth cylinder is fixedly connected with the rotating plate.

(III) advantageous effects

Compared with the prior art, the utility model provides an automatic taping machine of intelligence possesses following beneficial effect:

1. this automatic taping machine of intelligence, to treat that the work piece of processing is placed on the back workstation, through setting up the label cutting device, the trade mark machine drives after printing the trade mark removes a section distance, the automatic label cutting of label cutting device, the trade mark fifty percent discount that the label folding device at the trade mark machine back will downcut, move the tight trade mark of third cylinder control clip clamp in the label cutting device, under the drive of fourth cylinder, place the trade mark on the work piece, the edge-covering area through guide wheel and guide pole carries out the work of borduring under sewing machine's effect this moment, can sew edge-covering area and trade mark simultaneously to the work piece this moment, whole process intelligent control, high production efficiency, it can go on and the precision is high to bordure to beat the mark simultaneously.

2. This automatic taping machine of intelligence, through setting up first drive belt, second conveyer belt and third conveyer belt, can carry out the work of borduring in the space department of second conveyer belt and third conveyer belt, and first drive belt compresses tightly the work piece, second conveyer belt and third conveyer belt compress tightly the bordure area, make the effect of borduring more level and smooth, rotate through setting up the steerable corner device of first servo motor, after the work piece is bordured on one side and is accomplished, the corner device is the downstream, it is under first servo motor's effect to press the work piece, drive the work piece and rotate, thereby realize the work of borduring to the work piece another side, whole process automation degree of borduring is high.

Drawings

Fig. 1 is a front view of an intelligent automatic taping machine according to the present invention;

fig. 2 is a rear view of the structure of the intelligent automatic taping machine provided by the utility model;

FIG. 3 is a schematic structural view of the connection between the intelligent automatic taping machine trademark machine and the front workbench;

fig. 4 is a schematic structural view of the connection between the pressing device and the rear workbench of the intelligent automatic taping machine provided by the utility model;

fig. 5 is the utility model provides an automatic taping machine back table top view of intelligence.

In the figure: the automatic labeling machine comprises a machine frame 1, a support leg 2, a moving device 3, a front workbench 4, a rear workbench 5, a cover 6, a cover plate 7, a control panel 8, a safety plate 9, a protective rod 10, a first rotating shaft 11, a sliding block 12, a sliding chute 13, a trademark label 14, a label cutting device 15, a label moving device 16, a sewing machine head 17, a guide wheel 18, a guide rod 19, a material pressing device 20, a belt pulley 21, a first driving belt 22, a second driving belt 23, a third driving belt 24, a first air cylinder 25, a first servo motor 26, a connecting rod 27 and a corner turning device 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an intelligent automatic taping machine comprises a frame 1, wherein uniformly distributed support legs 2 are fixedly connected to the bottom of the frame 1, uniformly distributed moving devices 3 are fixedly installed at the bottom of the frame 1, each moving device 3 comprises a telescopic rod and a universal wheel, the top end of each telescopic rod is fixedly connected with the frame 1, the bottom end of each telescopic rod is fixedly connected with the corresponding universal wheel, the top of the frame 1 is fixedly connected with a front workbench 4, the top of the frame 1 and the back of the front workbench 4 are fixedly connected with a rear workbench 5, a workpiece to be processed is placed on the rear workbench 5, a label cutting device 15 is arranged, a label 14 drives the printed label to move for a certain distance, the label cutting device 15 automatically cuts the label, a label folding device at the back of the label machine 14 folds the cut label, a third cylinder in a label moving device 16 controls a clamp to clamp the label, and under the drive of a fourth cylinder, the trademark is placed on a workpiece, the edge wrapping band passing through a guide wheel 18 and a guide rod 19 is subjected to edge wrapping work under the action of a sewing machine 17, the edge wrapping band and the trademark can be sewn on the workpiece simultaneously at the same time, the whole process is intelligently controlled, the production efficiency is high, edge wrapping marking can be carried out simultaneously, the precision is high, both sides of a frame 1 are fixedly connected with a cover 6, both sides of a front workbench 4 are fixedly connected with the cover 6, both sides of a rear workbench 5 are fixedly connected with the cover 6, the top of the frame 1 is provided with two cover plates 7, both sides of the two cover plates 7 are in sliding connection with the cover 6, the right side of the right cover 6 is fixedly provided with a control panel 8, one opposite sides of the two cover plates 6 are fixedly connected with safety plates 9, the top of the front workbench 4 is provided with a guard bar 10, one opposite sides of the two safety plates 9 are provided with first rotating shafts 11, the outer walls of the two first rotating shafts 11, the outer walls of the two first rotating shafts 11 are fixedly connected with a guard bar 10, the opposite ends of the two first rotating shafts 11 sequentially penetrate through a safety plate 9 and the guard bar 10, the opposite ends of the two first rotating shafts 11 extend to the outside of the guard bar 10, sliding blocks 12 are fixedly connected to the two sides of the guard bar 10, sliding grooves 13 are formed in the two safety plates 9, the inner walls of the two sliding grooves 13 are slidably connected with the sliding blocks 12, a label maker 14 is fixedly installed at the top of the front workbench 4, a label cutting device 15 is fixedly installed on the back of the label maker 14, the label cutting device 15 comprises a second air cylinder and a cutting knife, the front of the second air cylinder is fixedly connected with the label maker 14, the left side of the second air cylinder is fixedly connected with the cutting knife, a label folding device is arranged on the back of the label maker 14, the label folding device comprises a sixth air cylinder and a top plate, the bottom of the sixth air cylinder is fixedly connected with the top plate, the back of the trademark machine 14 is fixedly provided with a trademark moving device 16, the trademark moving device 16 comprises a third cylinder, a fixed seat, a fourth cylinder and a clamp, the back of the third cylinder is fixedly connected with the clamp, the bottom of the third cylinder is fixedly connected with the fixed seat, the left side of the fixed seat is fixedly connected with the fourth cylinder, the left side of the fourth cylinder is fixedly connected with the trademark machine 14, the top of the front workbench 4 and the right side of the trademark machine 14 are fixedly provided with a sewing machine head 17, the front of the sewing machine head 17 is fixedly provided with a guide wheel 18, the top of the sewing machine head 17 is fixedly connected with a guide rod 19, the top of the rear workbench 5 is provided with a material pressing device 20, the material pressing device 20 comprises a second servo motor, a second rotating shaft and a material pressing frame, the inner wall of the material pressing frame is fixedly provided with a second servo motor, the output shaft of the second servo motor is fixedly connected with the second rotating shaft, and two ends of the second rotating shaft, the outer wall of the second rotating shaft is fixedly connected with a driving wheel, the outer wall of the driving wheel is connected with a first transmission belt 22 in a sliding manner, belt pulleys 21 which are uniformly distributed are fixedly arranged on the front side and the back side of a pressing device 20, the first transmission belt 22 is arranged on the front side and the back side of the pressing device 20, the edge covering work can be carried out at the gap between the second transmission belt 23 and the third transmission belt 24 by arranging the first transmission belt 22, the first transmission belt 22 compresses a workpiece, the second transmission belt 23 and the third transmission belt 24 compress the edge covering belt, the edge covering effect is smoother, the corner device 28 can be controlled to rotate by arranging a first servo motor 26, after the edge covering of the workpiece is completed on one side, the corner device 28 moves downwards, the workpiece is pressed under the action of the first servo motor 26 to drive the workpiece to rotate, and the other side of the workpiece is covered, the automation degree of the whole edge covering process is high, the front face of the front first transmission belt 22 is provided with the second transmission belt 23, the front face of the second transmission belt 23 and the front face of the third transmission belt 24 are both located in the same vertical plane, the sum of the lengths of the second transmission belt 23 and the third transmission belt 24 is smaller than the length of the first transmission belt 22, the front face of the front first transmission belt 22 is provided with the third transmission belt 24, the inner wall of the first transmission belt 22 is in sliding connection with the belt pulley 21, the inner wall of the second transmission belt 23 is in sliding connection with the belt pulley 21, the inner wall of the third transmission belt 24 is in sliding connection with the belt pulley 21, two sides of the material pressing device 20 are fixedly connected with two first cylinders 25, one sides of the four first cylinders 25, which are opposite to each other, are fixedly connected with the cover 6, the top of the front workbench 4 is fixedly provided with the first servo motor 26, connecting rod 27 is L shape pole, and the output shaft of first servo motor 26 runs through and extends to the inside of connecting rod 27, the outer wall and the connecting rod 27 fixed connection of the output shaft of first servo motor 26, and the bottom fixed mounting of connecting rod 27 has corner device 28, and corner device 28 includes fifth cylinder and rotor plate, and the right side and the connecting rod 27 fixed connection of fifth cylinder, the bottom and the rotor plate fixed connection of fifth cylinder.

When the automatic trademark folding and binding machine is used, a workpiece to be processed is placed on the rear workbench 5, the trademark folding device on the back of the trademark machine 14 folds the cut trademark after the trademark machine 14 drives the printed trademark to move for a certain distance through the trademark cutting device 15, the third air cylinder in the trademark moving device 16 controls the clamp to clamp the trademark, the trademark is placed on the workpiece under the driving of the fourth air cylinder, the edge covering operation is performed under the action of the sewing machine 17 through the edge covering belt of the guide wheel 18 and the guide rod 19, the edge covering belt and the trademark can be sewn on the workpiece at the same time, the whole process is intelligently controlled, the production efficiency is high, the edge covering marking can be performed at the same time, the edge covering operation can be performed at the gap between the second conveyor belt 23 and the third conveyor belt 24 through the arrangement of the first conveyor belt 22, the second conveyor belt 23 and the third conveyor belt 24, and the first transmission belt 22 compresses the workpiece, the second transmission belt 23 and the third transmission belt 24 compress the edge covering belt, so that the edge covering effect is smoother, the first servo motor 26 is arranged to control the rotation of the corner device 28, after one edge of the workpiece is covered, the corner device 28 moves downwards, the workpiece is pressed under the action of the first servo motor 26 to drive the workpiece to rotate, so that the other edge of the workpiece is covered, and the automation degree of the whole edge covering process is high.

To sum up, this automatic taping machine of intelligence, to treat that the work piece of processing is placed on the back workstation 5, through setting up the cutting device 15, the trade mark machine 14 drives after printing the trade mark and removes a section distance, the automatic cutting mark of cutting device 15, the trade mark fifty percent discount that the trade mark device at the trade mark machine 14 back will downcut, move the tight trade mark of third cylinder control clip in the mark device 16, under the drive of fourth cylinder, place the trade mark on the work piece, the taping work is carried out under sewing machine 17's effect through the bordure area of guide wheel 18 and guide rod 19 this moment, can sew bordure simultaneously on the work piece with bordure area and trade mark this moment, whole process intelligent control, high production efficiency, it can go on and the precision is high to bordure to beat the mark simultaneously.

And, through setting up first conveyer belt 22, second conveyer belt 23 and third conveyer belt 24, can carry out the work of borduring in the space department of second conveyer belt 23 and third conveyer belt 24, and first conveyer belt 22 compresses tightly the work piece, second conveyer belt 23 and third conveyer belt 24 compress tightly the bordure area, make the effect of borduring more level and smooth, through setting up the steerable corner device 28 rotation of first servo motor 26, after the completion of borduring of work piece one side, corner device 28 moves down, pressing the work piece under first servo motor 26's effect, drive the work piece and rotate, thereby realize borduring the work to the work piece another side, whole automation degree of borduring is high.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic taping machine of intelligence, includes frame (1), its characterized in that: the bottom of the rack (1) is fixedly provided with a support leg (2) and a moving device (3), the top of the rack (1) is fixedly connected with a front workbench (4), a rear workbench (5) and two cover plates (7), both sides of the rack (1) are fixedly connected with cover plates (6), the right side of each cover plate (6) is fixedly provided with a control panel (8), both cover plates (6) are fixedly connected with safety plates (9), the front workbench (4) is provided with a guard bar (10), both safety plates (9) are provided with first rotating shafts (11), both sides of the guard bar (10) are fixedly connected with sliders (12), both safety plates (9) are provided with sliding grooves (13), the front workbench (4) is fixedly provided with a trademark machine (14), the trademark machine (14) is fixedly provided with a trademark cutting device (15), the trademark moving device (16) is fixedly installed on the trademark machine (14), the sewing machine head (17) is fixedly installed on the front workbench (4), the guide wheel (18) is fixedly installed on the sewing machine head (17), the guide rod (19) is fixedly connected with the sewing machine head (17), the pressing device (20) is arranged on the rear workbench (5), belt pulleys (21) are fixedly installed on the front surface and the back surface of the pressing device (20), first transmission belts (22) are arranged on the front surface and the back surface of the pressing device (20), a second transmission belt (23) and a third transmission belt (24) are arranged on the front surface of the first transmission belt (22), two first air cylinders (25) are fixedly connected to the two sides of the pressing device (20), one side of the first air cylinders (25) opposite to each other is fixedly connected with the cover (6), and a first servo motor (26) is fixedly installed on the front workbench (4), first servo motor (26) fixedly connected with connecting rod (27), connecting rod (27) fixed mounting has corner device (28).

2. The intelligent automatic taping machine of claim 1, wherein: the moving device (3) comprises a telescopic rod and universal wheels, the top end of the telescopic rod is fixedly connected with the rack (1), the bottom end of the telescopic rod is fixedly connected with the universal wheels, the two sides of the front workbench (4) and the rear workbench (5) are fixedly connected with the cover (6), and the two sides of the cover plate (7) are connected with the cover (6) in a sliding mode.

3. The intelligent automatic taping machine of claim 1, wherein: two the outer wall of first pivot (11) all with safety plate (9) sliding connection, the outer wall of two first pivots (11) all with guard bar (10) fixed connection, two safety plate (9) and guard bar (10) are all run through in proper order to the one end that first pivot (11) is relative, two the inner wall of spout (13) all with slider (12) sliding connection.

4. The intelligent automatic taping machine of claim 1, wherein: the label cutting device (15) comprises a second cylinder and a cutting knife, the front face of the second cylinder is fixedly connected with the label maker (14), the left side of the second cylinder is fixedly connected with the cutting knife, a label folding device is arranged on the back face of the label maker and comprises a sixth cylinder and a top plate, the bottom of the sixth cylinder is fixedly connected with the label maker, and the top of the sixth cylinder is fixedly connected with the top plate.

5. The intelligent automatic taping machine of claim 1, wherein: move mark device (16) and include third cylinder, fixing base, fourth cylinder and clip, the back and the clip fixed connection of third cylinder, the bottom and the fixing base fixed connection of third cylinder, the left side and the fourth cylinder fixed connection of fixing base, the left side and trade mark machine (14) fixed connection of fourth cylinder.

6. The intelligent automatic taping machine of claim 1, wherein: the front surface of the second conveyor belt (23) and the front surface of the third conveyor belt (24) are both located in the same vertical plane, and the sum of the lengths of the second conveyor belt (23) and the third conveyor belt (24) is smaller than the length of the first conveyor belt (22).

7. The intelligent automatic taping machine of claim 1, wherein: the pressing device (20) comprises a second servo motor, a second rotating shaft and a pressing frame, the second servo motor is fixedly mounted on the inner wall of the pressing frame, an output shaft of the second servo motor is fixedly connected with the second rotating shaft, two ends of the second rotating shaft are all penetrated through and extend to the outside of the pressing frame, the outer wall of the second rotating shaft is fixedly connected with a driving wheel, and the outer wall of the driving wheel is connected with the first transmission belt (22) in a sliding mode.

8. The intelligent automatic taping machine of claim 1, wherein: the connecting rod (27) is an L-shaped rod, an output shaft of the first servo motor (26) penetrates through and extends into the connecting rod (27), and the outer wall of the output shaft of the first servo motor (26) is fixedly connected with the connecting rod (27).

9. The intelligent automatic taping machine of claim 1, wherein: the corner device (28) comprises a fifth cylinder and a rotating plate, the right side of the fifth cylinder is fixedly connected with the connecting rod (27), and the bottom of the fifth cylinder is fixedly connected with the rotating plate.