CN218477265U

CN218477265U - Flat screen printing machine

Info

Publication number: CN218477265U
Application number: CN202222826078.1U
Authority: CN
Inventors: 肖炳炎; 任鑫泉; 沈小华
Original assignee: Zhejiang New No3 Printing & Dyeing Co ltd
Current assignee: Zhejiang New No3 Printing & Dyeing Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-02-14
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to a flat screen printing machine, which comprises a frame, the seal net, a elevating gear for driving the seal net lift, scraper blade and drive arrangement, elevating gear is in the frame both sides, connect through the mount pad between the elevating gear of both sides, drive arrangement is on the mount pad, the scraper blade slides on the mount pad, the mount pad includes the mounting bracket, the fixed plate and support tight board, the mounting bracket slides in the frame, the fixed plate just extends along cloth width direction on the mounting bracket, the fixed plate is located and supports tight board top, the scraper blade slides on supporting tight board and with the contact of seal net, the fixed plate with support elastic component between the tight board, the elastic component is including adjusting pole and regulating spring, adjust pole threaded connection and vertical downwardly extending on the fixed plate, regulating spring's top is on adjusting the pole, the bottom is on supporting tight board, the regulating spring cover is established on adjusting the pole and is in compression state. This application supports the scraper blade tightly on the screen through adjusting spring, reduces because the extrusion force is not enough to lead to the possibility that the stamp effect reduces.

Description

Flat screen printing machine

Technical Field

The application relates to the field of printing equipment, especially, relate to a flat screen printing machine.

Background

The flat screen printing machine is widely used in factories, and is mainly used for printing and processing cloth, and the flat screen printing machine is used for conveying the cloth through a rubber conveying belt and printing and dyeing color pastes with different colors on the cloth.

The existing flat screen printing machine comprises a frame, a screen, a lifting device for driving the screen to lift, a scraper and a driving device for driving the scraper to slide along the width direction of cloth, the scraper is installed on the lifting device and is in surface contact with the screen, during printing, the scraper and the screen extrude color paste on the upper surface of the screen together, so that the color paste is printed and dyed on the cloth below the screen from a fine hole on the screen, the printing and dyeing are finished, the lifting device drives the screen and the scraper to move upwards, so that the cloth enters the next printing and dyeing step, and the printing and dyeing steps are repeated for many times, thereby completing the printing and dyeing of different colors on the cloth.

The long-term processing can cause the abrasion of the contact part of the scraper and the screen, resulting in insufficient extrusion force of the scraper to the screen, thereby reducing the printing effect of the printing machine.

SUMMERY OF THE UTILITY MODEL

In order to reduce because the extrusion force is not enough to reduce the possibility of calico printing machine stamp effect, this application provides a printing with a flat screen machine.

The application provides a flat screen printing machine adopts following technical scheme:

the utility model provides a flat screen printing machine, includes frame, seal net, is used for driving elevating gear, the scraper blade that seal net goes up and down and is used for driving the scraper blade along the gliding drive arrangement of cloth width direction, elevating gear sets up in the frame both sides, both sides connect through the mount pad between the elevating gear, drive arrangement sets up on the mount pad, the scraper blade slides and sets up on the mount pad, the mount pad includes mounting bracket, fixed plate and supports tight board, the mounting bracket slides and sets up in the frame and goes up and down along elevating gear, the fixed plate sets up on the mounting bracket and extends along cloth width direction, the fixed plate is located and supports tight board top, the scraper blade along cloth width direction slide set up on supporting tight board and with seal net upper surface contact, the fixed plate with support and be provided with the elastic component between the tight board, the elastic component is including adjusting pole and regulating spring, the regulation pole is provided with many, many the regulation pole distributes on the fixed plate along cloth width direction, adjust pole threaded connection on the fixed plate and vertical downwardly extending, the top of regulating spring sets up on the regulation pole, the bottom sets up in supporting tight board upper surface, the regulation pole, the regulation spring cover is just in the compression state.

By adopting the technical scheme, the lifting device drives the mounting seat and the screen to ascend, the rack drives the printing part of the cloth to move below the screen, the lifting device drives the screen to descend, the lower surface of the screen is in contact with the cloth, after color paste is added, the driving device is started, the driving device drives the scraper to move on the screen along the width direction of the cloth, the scraper extrudes the screen in the moving process, the color paste on the surface of the screen falls onto the cloth below through pores on the screen, the screen ascends through the lifting device, the cloth is moved away, the service time of the scraper is long, when the extrusion force between the scraper and the screen is insufficient, the adjusting rod is rotated, the adjusting spring on the adjusting rod extrudes the abutting plate downwards, the abutting plate abuts against the scraper downwards again, and the possibility that the printing effect is reduced due to the insufficient extrusion force on the upper surface of the scraper and the screen is reduced.

Optionally, the adjusting rod is rotatably provided with a fixed disk, the fixed disk is coaxial with the adjusting rod, the fixed disk is located below the fixed plate, and the top end of the adjusting spring is fixedly arranged on the fixed disk.

Through adopting above-mentioned technical scheme, when rotating the regulation pole, relative rotation between fixed disk and the regulation pole, when adjusting the pole and rotate, adjusting spring along with relative rotation between fixed disk and the regulation pole reduces adjusting spring and takes place torsional possibility when adjusting the pole and rotate.

Optionally, a vertical upward mounting sleeve is arranged on the upper surface of the abutting plate, and the mounting sleeve is coaxially sleeved on the adjusting spring.

By adopting the technical scheme, because the adjusting spring is in a compressed state when in use, the adjusting spring is sleeved in the sleeve by the mounting sleeve, thereby reducing the possibility that the lateral bending of the adjusting spring influences the abutting effect of the scraper on the upper surface of the screen.

Optionally, a driving assembly is arranged on the fixing plate, the driving assembly includes a driving belt, a driving wheel and a driving motor, the driving motor is arranged on the fixing plate and used for driving the driving wheel to rotate, the driven wheel is provided with a plurality of driven wheels, the driven wheels and the adjusting rods are in one-to-one correspondence and coaxially arranged at the upper end of the adjusting rods, the driven wheels are located above the fixing plate, and the driving belt is arranged among the driven wheels.

Through adopting above-mentioned technical scheme, when the scraper blade lower surface takes place wearing and tearing, driving motor drives one of them drive wheel and rotates, and the rethread drive belt drives remaining drive wheel and rotates to drive and adjust the pole and rotate, adjust the pole and rotate in-process adjusting spring and continuously compress, thereby increase adjusting spring to the tight dynamics of supporting of tight board, reduce because the scraper blade wearing and tearing make the possibility that the stamp effect reduces.

Optionally, drive arrangement is provided with two along the length direction of scraper blade, drive arrangement is including rotating motor, hold-in range and synchronizing wheel, the synchronizing wheel has two, two the synchronizing wheel rotates to set up and is being supported tightly on the board and two the synchronizing wheel distributes along cloth width direction, the hold-in range sets up between two synchronizing wheels, it sets up on supporting tightly the board to rotate the motor, the output shaft that rotates the motor is rather than one synchronizing wheel coaxial coupling, the both ends of scraper blade all set up on the hold-in range.

Through adopting above-mentioned technical scheme, when the mill base on scraper blade and screen printing extrusion screen printing surface, start and rotate the motor, rotate the motor and drive one of them synchronizing wheel and rotate, the synchronizing wheel drives the hold-in range transmission between two synchronizing wheels, drives the scraper blade and slides along cloth width direction to accomplish the stamp, when the scraper blade slides to one side, rotate the motor reversal, thereby drive the scraper blade and make a round trip to slide overall structure is simple.

Optionally, the synchronous belt is provided with an installation block, a placement groove is formed in the upper surface of the installation block, the end portions of the two ends of the scraper blade are provided with fixture blocks, the fixture blocks are inserted into the placement groove, and a locking member for fixing the fixture blocks and the installation block is arranged between the fixture blocks and the installation block.

Through adopting above-mentioned technical scheme, when the partial wearing and tearing of scraper blade and seal net contact are comparatively serious, loosen between fixture block and the installation piece through the retaining member, take out the fixture block from the standing groove on the installation piece again to the convenience is changed the scraper blade.

Optionally, the locking member includes a locking bolt, and the locking bolt passes through the mounting block and then is in threaded connection with the clamping block.

Through adopting above-mentioned technical scheme, when needs are changed the scraper blade, twist and move the locking bolt for the locking bolt takes off from the fixture block, thereby changes the scraper blade.

Optionally, elevating gear includes backup pad and lift cylinder, the backup pad has two and two backup pads all to slide along vertical direction and set up in the frame, two the backup pad distributes along cloth width direction, the lift cylinder is provided with a plurality ofly, and is a plurality of the lift cylinder divide into two sets ofly, and two sets of lift cylinders distribute and are connected in the backup pad of frame both sides and piston rod and place side, the fixed plate sets up between two backup pads, the vertical slip setting in both ends of supporting the tight board is on two backup pads, the seal net set up in the backup pad and with the frame on the cloth surface contact.

Through adopting above-mentioned technical scheme, distribute in the frame both sides through a plurality of lift cylinders to drive the backup pad and go up and down along vertical direction, when the mill base extrusion of scraper blade and seal net to seal net upper surface and accomplish the printing, start the lift cylinder, the lift cylinder drives fixed plate in backup pad and the backup pad, supports tight board, scraper blade, seal net and goes up and down, makes the lower surface of seal net break away from the upper surface of cloth, carries the cloth again, makes the cloth get into next stamp flow.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the abutting force between the scraping plate and the screen is insufficient, the adjusting spring abuts against the abutting plate downwards to abut against the scraping plate, and the possibility that the printing effect is reduced due to the fact that the abutting force is insufficient is reduced;

2. a plurality of groups of adjusting rods and adjusting springs are arranged between the fixed plate and the abutting plate, so that the abutting plate is relatively uniformly stressed by downward force;

3. the both ends of scraper blade are installed on the synchronizing belt, and through installation piece, fixture block and locking bolt demountable installation, when scraper blade bottom wearing and tearing were serious, be convenient for change the scraper blade.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the installation of the elastic member in the embodiment of the present application.

Fig. 3 is a schematic view of the mounting between the squeegee and the mounting plate.

Fig. 4 is an enlarged view of fig. 3 at a.

Description of the reference numerals: 1. a frame; 2. a lifting device; 21. a lifting cylinder; 22. a support plate; 3. screen printing; 4. a mounting base; 41. a mounting frame; 42. a fixing plate; 43. a propping plate; 431. installing a sleeve; 5. an elastic member; 51. adjusting a rod; 52. adjusting the spring; 53. fixing the disc; 6. a drive assembly; 61. a driving wheel; 62. a transmission belt; 63. a drive motor; 7. a drive device; 71. rotating the motor; 72. a synchronizing wheel; 73. a synchronous belt; 8. a squeegee; 81. a clamping block; 9. mounting a block; 91. a placement groove; 92. and locking the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a flat screen printing machine. Referring to fig. 1, the device comprises a frame 1, a screen 3, a lifting device 2 for driving the screen 3 to lift, a scraper 8 and a driving device 7 for driving the scraper 8 to slide along the width direction of the cloth, wherein the lifting device 2 is installed on the frame 1 and two lifting devices are installed along the width direction of the cloth.

Elevating gear 2 includes backup pad 22 and lift cylinder 21, lift cylinder 21 has two sets ofly, two sets of lift cylinders 21 distribute and all install in frame 1 along cloth width direction, every lift cylinder 21 of group all has a plurality ofly, a plurality of lift cylinders 21 distribute along cloth length direction, backup pad 22 has two, two backup pads 22 distribute in frame 1 both sides along cloth width direction, two equal slidable mounting of backup pad 22 are in frame 1 and be connected with lift cylinder 21's piston rod, the screen 3 is installed between two backup pads 22 and the lower surface of screen 3 and the cloth upper surface contact on frame 1 surface.

Install mount pad 4 on backup pad 22, mount pad 4 includes mounting bracket 41, fixed plate 42 and support tight board 43, mounting bracket 41 is installed on the backup pad 22 of frame 1 both sides and is gone up and down along with backup pad 22, the polylith is installed to fixed plate 42, polylith fixed plate 42 distributes along cloth length direction, the both ends of fixed plate 42 are installed on the mounting bracket 41 of frame 1 both sides along cloth width direction, support tight board 43 and install the polylith and with fixed plate 42 one-to-one, support tight board 43 and be located under fixed plate 42, support the both ends slidable mounting of tight board 43 on mounting bracket 41, support to install between tight board 43 and the fixed plate 42 and drive and support the gliding elastic component 5 of tight board 43.

Referring to fig. 2, the elastic member 5 includes an adjusting rod 51 and an adjusting spring 52, the adjusting rod 51 is screwed on the fixing plate 42 and vertically extends downward, a fixing plate 53 coaxial with the adjusting rod 51 is rotatably installed on the adjusting rod 51, the fixing plate 53 is located below the fixing plate 42, the upper end of the adjusting spring 52 is installed on the lower surface of the fixing plate 53, the lower end of the adjusting spring is installed on the upper surface of the abutting plate 43, an installing sleeve 431 is installed between the adjusting spring 52 and the abutting plate 43, the installing sleeve 431 is sleeved on the adjusting spring 52, the lower end of the installing sleeve 431 is fixedly installed on the lower surface of the abutting plate 43, and the adjusting spring 52 is in a compressed state.

Referring to fig. 1 and 2, install drive assembly 6 on the fixed plate 42, drive assembly 6 includes drive belt 62, drive wheel 61 and driving motor 63, drive wheel 61 installs a plurality ofly and with adjust pole 51 one-to-one, drive wheel 61 is located the fixed plate 42 top, driving motor 63 installs on fixed plate 42 and is used for driving one of them drive wheel 61 to rotate, drive belt 62 is installed between a plurality of drive wheels 61, start driving motor 63, drive one of them drive wheel 61 and rotate, the rethread drive belt 62 drives remaining drive wheel 61 and rotates, thereby reduce the artificial degree of difficulty of adjusting pole 51 that rotates.

Referring to fig. 1 and 3, the driving device 7 is provided with a plurality of and supports tight board 43 one-to-one, the driving device 7 includes a rotating motor 71, a synchronous belt 73 and two synchronizing wheels 72, the rotating motor 71 is installed on supporting tight board 43 and is located on the surface of one side of supporting tight board 43 back to screen 3, the two synchronizing wheels 72 are provided, the two synchronizing wheels 72 are installed on supporting tight board 43 in a rotating manner, the synchronous belt 73 is installed on the two synchronizing wheels 72, the rotating motor 71 drives the two synchronizing wheels 72 to rotate when rotating, thereby driving the synchronous belt 73 to transmit between the two synchronizing wheels 72.

Referring to fig. 3 and 4, an installation block 9 is fixedly installed on the inner side wall of the synchronous belt 73, the installation block 9 is located below the synchronous wheel 72, a placement groove 91 is formed in the upper surface of the installation block 9, fixture blocks 81 are installed at two ends of each scraper 8, the two fixture blocks 81 are placed in the placement grooves 91 formed in the installation block 9, each scraper 8 extends along the length direction of the cloth, the lower end of each scraper 8 is in contact with the upper surface of the screen 3, and a locking member is installed between each fixture block 81 and the installation block 9.

Referring to fig. 4, the locking member includes a locking bolt 92, the locking bolt 92 passes through the mounting block 9 in the cloth width direction and is in threaded connection with the fixture block 81, when the lower end of the scraper 8 is worn seriously and needs to be replaced, the locking bolt 92 is screwed, so that the rod portion of the locking bolt 92 is separated from the fixture block 81, and then the fixture block 81 is taken out from the placement groove 91.

The implementation principle of the flat screen printing machine in the embodiment of the application is as follows:

the cloth is placed at 1 upper surface of frame, start lift cylinder 21, lift cylinder 21 drives the seal net 3 and rises, make and take off between the lower surface of seal net 3 and the 1 upper surface of frame, place the cloth under the seal net 3 again, lift cylinder 21 drives the seal net 3 and descends, make the lower surface and the cloth contact of seal net 3, start rotation motor 71, drive synchronizing wheel 72 and rotate, thereby drive scraper blade 8 along cloth width extrusion seal net 3, make the mill base on the seal net 3 permeate downwards from the pore on the seal net 3, thereby accomplish the cloth stamp.

When the contact part of the scraping plate 8 and the printing screen 3 is abraded due to long service life, the driving motor 63 is started, the driving wheel 61 is driven by the driving belt 62 to rotate, the adjusting rod 51 drives the fixed disc 53 and the adjusting spring 52 to move downwards, the adjusting spring 52 downwards extrudes the abutting plate 43, the abutting plate 43 slides downwards, the scraping plate 8 downwards abuts against the printing screen 3, and the possibility of printing effect reduction caused by abrasion of the scraping plate 8 is reduced.

When the lower end of the scraper 8 is worn seriously, the locking bolt 92 is screwed so that the rod part of the locking bolt is separated from the fixture block 81, and the fixture block 81 is taken out of the placing groove 91 to replace the scraper 8.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a flat screen printing machine, includes frame (1), seal net (3), is used for driving elevating gear (2), scraper blade (8) that seal net (3) go up and down and is used for driving scraper blade (8) along gliding drive arrangement (7) of cloth width direction, elevating gear (2) set up in frame (1) both sides, both sides connect through mount pad (4) between elevating gear (2), drive arrangement (7) set up on mount pad (4), scraper blade (8) slide to set up on mount pad (4), its characterized in that: mount pad (4) include mounting bracket (41), fixed plate (42) and support tight board (43), mounting bracket (41) slide to set up in frame (1) and go up and down along with elevating gear (2), fixed plate (42) set up on mounting bracket (41) and extend along cloth width direction, fixed plate (42) are located and support tight board (43) top, scraper blade (8) slide along cloth width direction set up on supporting tight board (43) and with screen (3) upper surface contact, fixed plate (42) with support tight board (43) between be provided with elastic component (5), elastic component (5) are including adjusting pole (51) and adjusting spring (52), adjusting pole (51) are provided with many, many adjust pole (51) and distribute on fixed plate (42) along cloth width direction, adjust pole (51) threaded connection on fixed plate (42) and vertical downwardly extending, the top of adjusting spring (52) sets up on adjusting pole (51), and the bottom sets up in supporting tight board (43) upper surface, it establishes at the compression state and adjust pole (51) cover.

2. A flat screen printing machine according to claim 1, wherein: adjust and rotate on pole (51) and be provided with fixed disk (53), fixed disk (53) are coaxial with adjusting pole (51), fixed disk (53) are located fixed plate (42) below, the fixed setting on fixed disk (53) in the top of adjusting spring (52).

3. A flat screen printing machine according to claim 2, wherein: the upper surface of the abutting plate (43) is provided with a vertically upward mounting sleeve (431), and the mounting sleeve (431) is coaxially sleeved on the adjusting spring (52).

4. A flat screen printing machine according to claim 1, wherein: be provided with drive assembly (6) on fixed plate (42), drive assembly (6) are including drive belt (62), drive wheel (61) and driving motor (63), driving motor (63) set up on fixed plate (42) and are used for driving drive wheel (61) and rotate, drive wheel (61) are provided with a plurality ofly, and are a plurality of drive wheel (61) with adjust pole (51) one-to-one and coaxial setting in adjusting pole (51) upper end, drive wheel (61) are located fixed plate (42) top, drive belt (62) set up between a plurality of follow driving wheels.

5. A flat screen printing machine according to claim 1, wherein: drive arrangement (7) are provided with two along the length direction of scraper blade (8), drive arrangement (7) are including rotating motor (71), hold-in range (73) and synchronizing wheel (72), synchronizing wheel (72) have two, two synchronizing wheel (72) rotate to set up and are supporting on tight board (43) and two cloth width direction distributes is followed to synchronizing wheel (72), hold-in range (73) set up between two synchronizing wheel (72), it sets up on supporting tight board (43) to rotate motor (71), the output shaft that rotates motor (71) is rather than one of synchronizing wheel (72) coaxial coupling, the both ends of scraper blade (8) all set up on hold-in range (73).

6. A flat screen printing machine according to claim 5, wherein: the scraper conveyor is characterized in that an installation block (9) is arranged on the synchronous belt (73), a placement groove (91) is formed in the upper surface of the installation block (9), clamping blocks (81) are arranged at the end portions of the two ends of the scraper (8), the clamping blocks (81) are inserted into the placement groove (91), and a locking member for fixing the clamping blocks (81) and the installation block (9) is arranged between the clamping blocks (81) and the installation block (9).

7. A flat screen printing machine according to claim 6, wherein: the locking piece comprises a locking bolt (92), and the locking bolt (92) penetrates through the mounting block (9) and then is in threaded connection with the clamping block (81).

8. A flat screen printing machine according to claim 1, wherein: elevating gear (2) are including backup pad (22) and lift cylinder (21), backup pad (22) have two and two backup pad (22) all to slide along vertical direction and set up in frame (1), two backup pad (22) distribute along cloth width direction, lift cylinder (21) are provided with a plurality ofly, and are a plurality of lift cylinder (21) divide into two sets ofly, and two sets of lift cylinder (21) distribute and be connected in backup pad (22) of frame (1) both sides and piston rod and place side, fixed plate (42) set up between two backup pad (22), the vertical slip in both ends that supports tight board (43) sets up on two backup pad (22), seal net (3) set up on backup pad (22) and with the cloth upper surface contact on frame (1).