CN215516039U

CN215516039U - Cloth placing device for digital printing

Info

Publication number: CN215516039U
Application number: CN202121961677.3U
Authority: CN
Inventors: 要帅兵; 宋轶青; 虞江
Original assignee: Hangzhou Yisheng Digital Technology Co ltd
Current assignee: Hangzhou Yisheng Digital Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-14
Anticipated expiration: 2031-08-20

Abstract

The utility model belongs to the technical field of digital printing, and discloses a cloth placing device for the field of digital printing, which comprises a device body and a support, wherein a simple cloth placing device is fixedly arranged on the right side of the device body, a cloth wrap angle adjusting device is movably arranged on the right lower side of the inner wall of the device body, and a safety cover and a friction roller are fixedly arranged at the top of the device body. According to the utility model, the upper limit switch and the lower limit switch are arranged to trigger the loosening of the cloth and control the starting and stopping of the cloth releasing motor, and the potentiometer is arranged to monitor the rotating speed of the cloth storage device so as to control the releasing speed of the cloth releasing motor, so that the structure can realize the cloth rolls with larger cloth storage amount and larger diameter value, thereby meeting the matching use of more machine types, and the printing speed can be more accurately known through the potentiometer, thereby more reasonably controlling the movement of the cloth releasing motor, improving the cloth releasing precision and protecting the fabric.

Description

Cloth placing device for digital printing

Technical Field

The utility model belongs to the technical field of digital printing, and particularly relates to a cloth laying device for digital printing.

Background

Digital printing refers to printing by using a digital technology, high-efficiency printing is realized by integrating electronic informatization and mechanization, a cloth placing device is needed to feed materials in the printing process, and cloth is stored and then loaded.

At present, the existing scheme of a cloth placing device for digital printing during working is as follows: the existing cloth storage device is of a swing type structure, is arranged on a machine body, enters a cloth wrap angle adjusting device after passing through an unreeling device, and enters a machine printing position after passing through a swing type cloth storage device; however, the disadvantages of such a design are: due to the limited space, the cloth storage device with the structure and the larger size cannot be installed, and further, when the cloth storage device is matched with more printing machine machines with larger and stepped spray heads, the cloth storage roller can easily reach the limit position and collide with the mechanical limit, and great abnormal sound is generated. Even more, there may be a case where the cloth surface without elasticity is pulled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a cloth placing device for digital printing, which has the advantages of strong applicability, printing precision improvement and good protection effect.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an put cloth device for digital printing, includes device body and support, the right side fixed mounting of device body has simply to put the cloth device, the right downside movable mounting of device body inner wall has cloth cornerite adjusting device, the top fixed mounting of device body has safety guard and compression roller device, there is the compression roller device at the top of device body inner wall through bearing fixed mounting, bearing rear end fixed mounting has the potentiometre, the inner wall of device body has the cloth roller device of storage through guide arm movable mounting, the synchronizing shaft is all installed through the bearing in the upper and lower both sides at device body inner wall middle part, the upper left corner fixed mounting of device body inner wall has around cloth axle device, the inside left side fixed mounting of device body has last limit switch and lower limit switch.

As a preferred technical scheme of the utility model, the support is arranged at the rear side of the device body, the press roller is fixedly arranged at the top of the device body, the rear end of the device body is fixedly provided with the bracket, the back of the bracket is fixedly provided with the cloth placing motor, the cloth placing motor is fixedly connected with the press roller device, two ends of the outer surface of the synchronizing shaft are fixedly provided with the chain wheels, the chain wheels are connected through chain transmission, the cloth placing motor is started and then the friction roller is driven to rotate, cloth on the support upwards bypasses the outer surface of the friction roller through the cloth wrap angle adjusting device and then downwards bypasses the outer surface of the cloth storage roller device, and finally the cloth is conveyed to the printing unit through the cloth winding shaft device, and the rotating friction roller device can drive the cloth to convey, so that the power output of the cloth is completed.

As a preferred technical scheme of the utility model, the safety cover is fixedly arranged on the right side of the top of the device body, the safety cover is positioned on the right side of the friction roller, the safety cover is fixedly arranged on the right side of the top of the device body to protect an operator safely, and when the friction roller works, the friction roller rotates to drive the cloth to move.

As a preferred technical scheme of the utility model, the cloth wrap angle adjusting device is adjustable in integral angle, the angle can be set according to different characteristics of different fabrics, the cloth wrap angle adjusting device is composed of two parallel straight pipes, after the cloth is wound along the simple cloth releasing device, the two straight pipes enable the cloth to always keep tension through angle rotation, and the problem that the rotating speed of the compression roller device is abnormal due to over-loose or over-tight cloth, and further the cloth releasing operation is failed due to error data reading of a potentiometer is solved.

In a preferred embodiment of the present invention, the upper limit switch and the lower limit switch are respectively located at upper and lower sides of the left side of the apparatus body, the upper limit switch is positioned at the lower part of the cloth shaft winding device, and considering that when the cloth storage roller device approaches the upper limit switch but is not triggered, when the printing step diameter is larger, the cloth placing motor has no time to react, the fabric can be damaged in a moment, therefore, two upper limit switches are arranged above the device, the aim is to ensure that the cloth placing motor has a reaction time which is equivalent to a buffer area, a lower limit switch at the lower part is well understood, namely when the cloth storing roller device falls to the lower part and is triggered, the device is indicated to have enough cloth storing amount at the moment, the cloth placing motor stops placing the cloth, namely, the cloth storage roller device is ensured to move up and down in a reciprocating manner in the area between the upper limit switch and the lower limit switch.

As a preferred technical scheme of the utility model, the cloth storage roller device comprises an upper cloth storage roller limit position and a lower cloth storage roller limit position, wherein both ends of the cloth storage rollers can be additionally or decreasingly provided with counter weights, as shown in fig. 1, black arrows are the moving direction of the cloth, when the cloth downwards passes through the outer surface of the cloth storage roller device, the cloth storage roller device presses the cloth through the self gravity, the cloth is tensioned by the self weight of the cloth storage roller device, and both ends of the cloth storage roller device can be additionally or decreasingly provided with counter weights according to the characteristics of the cloth, so that the adaptation to different cloths is completed.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model controls the tension degree of the cloth by arranging the cloth releasing motor to drive the friction roller device to rotate and matching with the cloth wrap angle adjusting device with the adjustable integral angle, controls the running position of the cloth by arranging the cloth storing roller device capable of moving up and down, the press roller and the air cylinder matched with the press roller to tension the cloth and prevent the cloth from being pulled back, drives the press roller to move downwards by the air cylinder and contacts with the friction roller device to improve the friction force between the cloth and the friction roller device, triggers the loosening of the cloth by arranging the upper limit switch and the lower limit switch and controls the starting and stopping of the cloth releasing motor, monitors the rotating speed of the friction roller device by arranging the potentiometer to control the releasing speed of the cloth releasing motor, thereby realizing the cloth roll with larger cloth storing amount and larger diameter value by the structure, meeting the matching use of more models, and knowing the printing speed more accurately by the potentiometer, therefore, the movement of the cloth placing motor is controlled more reasonably, the cloth placing precision is improved, and the fabric is protected.

Drawings

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

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic front view of the device body of the present invention;

FIG. 4 is a schematic view of the internal structure of the device body according to the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.

In the figure: 1. a device body; 2. a simple cloth releasing device; 3. a cloth wrap angle adjusting device; 4. a rubbing roller; 5. a safety shield; 6. a press roll device; 7. a cloth storage roller device; 8. a cloth shaft winding device; 9. an upper limit switch; 10. a lower limit switch; 11. a support; 12. a sprocket; 13. a synchronizing shaft; 14. a cloth releasing motor; 15. a bracket; 16. a bearing; 17. a potentiometer.

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.

As shown in fig. 1 to 5, the utility model provides a cloth placing device for digital printing, which comprises a device body 1 and a bracket 11, wherein a simple cloth placing device 2 is fixedly installed at the rear side of the device body 1, a cloth wrap angle adjusting device 3 is movably installed at the lower right side of the inner wall of the device body 1, a safety cover 5 and a press roller device 6 are fixedly installed at the top of the device body 1, a friction roller 4 is fixedly installed at the top of the inner wall of the device body 1 through a bearing 16, a potentiometer 17 is fixedly installed at the rear end of the bearing 16, a cloth storage roller device 7 is movably installed at the inner wall of the device body 1 through a guide rod, synchronizing shafts 13 are installed at the upper side and the lower side of the middle part of the inner wall of the device body 1 through bearings 16, a cloth winding shaft device 8 is fixedly installed at the upper left corner of the inner wall of the device body 1, and an upper limit switch 9 and a lower limit switch 10 are fixedly installed at the left side inside the device body 1.

Wherein, support 11 sets up the right side at device body 1, compression roller device 6 fixed mounting is at the top of device body 1, the rear end fixed mounting of device body 1 has bracket 15, the left side fixed mounting of friction roller 4 has puts cloth motor 14, put cloth motor 14 and friction roller 4 fixed connection, the equal fixed mounting in both ends of synchronizing shaft 13 surface has sprocket 12, sprocket 12 passes through chain drive and connects, start to put cloth motor 14 and then drive friction roller 4 and rotate, cloth on support 11 is downward round the surface of storing up cloth roller device 7 behind the surface of friction roller 4 upwards walked around through cloth cornerite adjusting device 3, at last through the conveying of cloth shaft device 8 to the printing unit, friction roller 4 in the rotation can drive the cloth conveying, the completion is to cloth power output.

Wherein, 5 fixed mounting of safety guard are on the right side at 1 top of device body, and safety guard 5 is located the right side of

friction roller

4, and 5 fixed mounting of safety guard are responsible for protecting friction roller 4 and operator on the right side at 1 top of device body, and when friction roller 4 during operation, it rotates and can drive the cloth and remove.

Wherein, the whole angle of cloth cornerite adjusting device 3 is adjustable, this angle can be according to the different characteristics setting of different surface fabrics, cloth cornerite adjusting device 3 comprises for the straight tube of two parallels, after the cloth is along simply putting 2 wire wrappings of cloth device, cloth cornerite adjusting device 3 makes the cloth remain the tensile force throughout through angular rotation, thereby avoid the cloth too loose or the rotational speed that leads to compression roller device is unusual too tight, and then make potentiometre 17 read data mistake, cause the problem of putting the operation failure.

Wherein, the upper limit switch 9 and the lower limit switch 10 are respectively positioned at the upper side and the lower side of the left side in the device body 1, the upper limit switch 9 is positioned at the lower part of the cloth shaft winding device 8, considering that when the cloth storage roller device 7 is close to the upper limit switch 9 but is not triggered, when the printing step diameter is larger, the cloth placing motor 14 has no time to react, the fabric is damaged in a moment, therefore, two upper limit switches 9 are arranged at the upper part, the aim is to ensure that the cloth placing motor 14 has a reaction time which is equivalent to a buffer area, and a lower limit switch 10 at the lower part is well understood, namely when the cloth storage roller device 7 falls to the lower part to trigger the cloth storage roller device, indicating that there is sufficient cloth storage in the apparatus, the cloth discharge motor 14 stops discharging, namely, the cloth storage roller device 7 is ensured to move up and down in a reciprocating way in the area between the upper limit switch 9 and the lower limit switch 10.

Wherein, store up cloth roller device 7 and store up cloth roller utmost point spacing including two from top to bottom, the both ends of storing up the cloth roller all can increase or reduce the counter weight, as shown in fig. 1, the black arrow point is the action direction of cloth, when the cloth passes the outer surface of storing up cloth roller device 7 downwards, store up cloth roller device 7 and suppress the cloth through the gravity of self, this section is by the dead weight of storing up cloth roller device 7 with the cloth tensioning, the both ends of storing up cloth roller device 7 still can increase or reduce the balancing weight according to the characteristic of cloth, thereby accomplish the adaptation to different cloths.

The working principle and the using process of the utility model are as follows:

the cloth is pulled out of the support 11, bypasses the cloth wrap angle adjusting device 3 and then bypasses the friction roller 4, the cloth bypasses the outer surface of the cloth storage roller device 7 from the bottom, then is pulled upwards and bypasses the cloth winding shaft device 8 and is pulled to the printing unit, an air cylinder matched with the press roller device 6 is started, the press roller device 6 is driven downwards to enable the press roller device 6 to move to the designated height, the air cylinder is closed, the cloth releasing motor 14 is started, the friction roller 4 is driven to rotate, the cloth is driven to move along with the cloth, at the moment, the cloth is tensioned by the cloth storage roller device 7 through self weight, the cloth is prevented from being too loose, and the printing unit starts to print the cloth along with the movement of the cloth;

when carrying out the operation of putting cloth of different surface fabrics, adjustable cloth cornerite adjusting device 3's angle, make the different cloth relaxation of crossing wraparound adjustable, potentiometre 17 is judged whether to have unusually through the control to 4 rotational speeds of friction roller, otherwise directly will put cloth motor 14 and stop, when printing step-by-step great and put cloth motor 14 not too late reaction time, the wraparound is in the cloth tension increase of storing up cloth roller device 7 surface, and then drive and store up cloth roller device 7 and move up, can make when storing up cloth roller device 7 and touch and to go up limit switch 9 and put cloth motor 14 and stop, prevent that the cloth from tearing bad.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a put cloth device for digital printing, includes device body (1) and support (11), its characterized in that: a simple cloth placing device (2) is fixedly arranged on the right side of the device body (1), a cloth wrap angle adjusting device (3) is movably arranged at the right lower side of the inner wall of the device body (1), the top of the device body (1) is fixedly provided with a safety cover (5) and a compression roller device (6), the top of the inner wall of the device body (1) is fixedly provided with a compression roller device (6) through a bearing (16), a potentiometer (17) is fixedly arranged at the rear end of the bearing (16), a cloth storage roller device (7) is movably arranged on the inner wall of the device body (1) through a guide rod, the upper side and the lower side of the middle part of the inner wall of the device body (1) are both provided with a synchronizing shaft (13) through a bearing (16), a cloth shaft winding device (8) is fixedly arranged at the upper left corner of the inner wall of the device body (1), an upper limit switch (9) and a lower limit switch (10) are fixedly mounted on the left side inside the device body (1).

2. A cloth placing apparatus for digital printing according to claim 1, wherein: support (11) set up the rear side at device body (1), compression roller device (6) fixed mounting is at the top of device body (1), the rear end fixed mounting of device body (1) has bracket (15), the back fixed mounting of bracket (15) has puts cloth motor (14), put cloth motor (14) and friction roller (4) fixed connection, the equal fixed mounting in both ends of synchronizing shaft (13) surface has sprocket (12), sprocket (12) are connected through chain drive.

3. A cloth placing apparatus for digital printing according to claim 1, wherein: safety guard (5) fixed mounting is in the right side at device body (1) top, safety guard (5) are located the right side of friction roller (4).

4. A cloth placing apparatus for digital printing according to claim 1, wherein: the cloth wrap angle adjusting device (3) is adjustable in integral angle.

5. A cloth placing apparatus for digital printing according to claim 1, wherein: the upper limit switch (9) and the lower limit switch (10) are respectively positioned at the upper side and the lower side of the left side in the device body (1), and the upper limit switch (9) is positioned at the lower part of the shaft distribution device (8).

6. A cloth placing apparatus for digital printing according to claim 1, wherein: the cloth storage roller device (7) comprises an upper cloth storage roller limit position and a lower cloth storage roller limit position, and the left end and the right end of the cloth storage roller can be increased or decreased with counter weights.