CN107187180B

CN107187180B - Printing part of high-precision treadmill printing machine

Info

Publication number: CN107187180B
Application number: CN201710570968.1A
Authority: CN
Inventors: 赖建防; 吕伟宏; 陈根方; 王洪辉; 赖皓瀛
Original assignee: Ningbo Tianhong Power Appliance Co Ltd
Current assignee: Ningbo Tianhong Power Appliance Co Ltd
Priority date: 2017-07-13
Filing date: 2017-07-13
Publication date: 2022-10-14
Anticipated expiration: 2037-07-13
Also published as: CN107187180A

Abstract

The invention relates to a printing part of a high-precision treadmill printing machine, which is characterized in that: the printing part is arranged on the walking part and comprises a longitudinal support, a transverse frame, a longitudinal driving assembly, a screen plate adjusting assembly, a scraper, a transverse driving assembly and a scraper mounting and adjusting assembly. The automatic printing machine has the advantages of simple structure, convenience in assembly, high printing efficiency, smoothness in walking, accuracy in positioning and small occupied area.

Description

Printing part of high-precision treadmill printing machine

Technical Field

The invention relates to the field of printing machines, in particular to a treadmill printing machine.

Background

A treadmill printing machine, also known as a bedplate printing machine and a treadmill printing machine, is a printing machine which automatically walks on a table board. It is a processing procedure for printing required pattern and design on various plane materials by using one or several dyes or pigments with different colours and various different methods. The automatic scraping and printing walking table printing machine can print materials such as mucilage, water paste, printing ink and thick plates under the control of a PLC computer, and is widely applied to clothing (T-shirt), cut pieces, clothes, leather, bags, transfer paper, artificial flower leaves, shoe materials, flocked cloth, thick plates, cloth and the like, and products such as direct silk-screen printing of thin film materials such as PVP, PU, PP, PE and the like.

The current treadmill calico printing machine ubiquitous structure is complicated, the equipment is inconvenient, the walking is not smooth, the location is inaccurate, printing efficiency low grade problem.

In addition, since the work table of the track printing machine cannot be extended infinitely due to the limitation of the field, the work table of the track printing machine is generally arranged in a U-shape or a serpentine shape in order to improve the printing efficiency, so that the printing machine can run over a longer distance in the limited field. However, when the printing machine turns, the speed is low, the distance is long, and the printing efficiency is directly influenced by the process; moreover, the U-shaped or snakelike turning part occupies a large area, and the area of the field cannot be fully utilized.

Therefore, how to improve the existing treadmill printing machine to overcome the above problems is a problem to be solved by those skilled in the art.

Disclosure of Invention

The invention aims to provide a high-precision treadmill printing machine which is simple in structure, convenient to assemble, high in printing efficiency, smooth in walking, accurate in positioning and small in occupied area.

The invention also aims to provide a walking part of the high-precision treadmill printing machine, which has the advantages of smooth walking, automatic clearance elimination and self-lubricating function, accurate positioning and difficult deviation.

Still another object of the present invention is to provide a printing component of a high precision treadmill printing machine with simple structure, convenient assembly, convenient adjustment and reliable driving.

The invention also aims to provide a transfer part of the high-precision treadmill printing machine, which has high transfer efficiency and small occupied area and is flexible to use.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a high accuracy treadmill calico printing machine which characterized in that: comprises a workbench, a walking part, a printing part, a transfer part and a control part;

the workbench is of a linear structure and is used for placing printed matters, the length direction of the workbench is an X axis, the width direction of the workbench is a Y axis, and the height direction of the workbench is a Z axis;

the travelling part is arranged on the workbench and used for driving the printing part to perform linear reciprocating motion on the workbench along an X axis; the walking part comprises a walking rack, a walking wheel group, a walking driving device and a mounting seat; the walking rack is fixedly arranged on two sides of the workbench along the X-axis direction, the walking wheel sets are two groups arranged along the X-axis, each group respectively comprises a walking rotating shaft, a walking gear, a gear fixing piece, a limiting disc, a locking piece and an elastic piece, the walking gear, the gear fixing piece and the limiting disc are two, the walking gear is fixedly arranged on two sides of the walking rotating shaft through the gear fixing piece and is meshed with the walking racks on two sides, the limiting disc is movably arranged on the gear fixing piece and respectively abuts against the side faces of the walking racks on two sides, the locking piece is arranged on the walking rotating shaft on one side and is used for fixing the position of the limiting disc on one side along the Y-axis, the elastic piece is arranged on the walking rotating shaft on the other side, so that the limiting disc on the other side has offset along the Y-axis, the walking driving device drives one group of the walking wheel sets to rotate, and the mounting base is used for rotatably mounting the walking wheel sets and supporting and mounting the printing component;

the printing part is arranged on the walking part and comprises a longitudinal support, a transverse frame, a longitudinal driving assembly, a screen plate adjusting assembly, a scraper, a transverse driving assembly and a scraper mounting and adjusting assembly; the longitudinal support is fixed on the mounting seat, the transverse frame is arranged on the longitudinal support in a sliding manner, the longitudinal driving assembly drives the transverse frame to perform linear reciprocating motion along the Z axis, the screen plate is arranged on the transverse frame through the screen plate adjusting assembly, the screen plate adjusting assembly comprises an X-axis adjusting button, a Y-axis adjusting button and a Z-axis adjusting button and respectively performs linear adjustment along the X axis, the Y axis and the Z axis on the screen plate, the scraper mounting and adjusting assemblies are two groups arranged along the X axis, the scraper mounting and adjusting assemblies are arranged on the transverse frame in a sliding manner, the transverse driving assembly drives the scraper mounting and adjusting assemblies to perform linear reciprocating motion along the Y axis, the scrapers are two groups arranged along the Y axis and are arranged between the two groups of scraper mounting and adjusting assemblies, the scraper mounting and adjusting assembly comprises a transverse adjusting rack, an adjusting gear, a longitudinal adjusting rack, an adjusting rod, a depth adjusting button, an installing block and an angle adjusting piece, wherein the transverse adjusting rack is fixedly arranged on the transverse driving assembly and moves linearly and reciprocally along a Y axis, the adjusting gear is meshed with the transverse adjusting rack, the longitudinal adjusting rack, the adjusting rod, the depth adjusting button, the installing block and the angle adjusting piece are correspondingly two and are respectively arranged on two sides of the adjusting gear along the Y axis, the longitudinal adjusting rack is meshed with the adjusting gear, the adjusting rod is in threaded connection with the longitudinal adjusting rack, the depth adjusting button is fixed at the upper end of the adjusting rod, the installing block is arranged at the lower end of the adjusting rod, the installing block can follow the rotation of the adjusting rod to move linearly and reciprocally along the Z axis without rotating, the angle adjusting piece is rotatably arranged on the mounting block, the scraper is fixedly arranged on the angle adjusting piece, the depth adjusting button is rotated to perform linear adjustment on the scraper in the Z-axis direction, and the angle adjusting piece is rotated to perform angle adjustment on the scraper relative to the plane of the screen plate; when the transverse adjusting rack moves along one side, the adjusting gear rotates firstly but does not move, so that the longitudinal adjusting rack on one side moves upwards, the longitudinal adjusting rack on the other side moves downwards, the transverse adjusting rack continues to move until the adjusting gear reaches one end of the transverse adjusting rack, at the moment, the adjusting gear does not rotate and moves along with the transverse adjusting rack, the scraper on one side is far away from the screen plate and does not perform scraping work, the scraper on the other side is close to the screen plate to perform scraping work, the transverse adjusting rack moves along the other side in an opposite way, and alternate scraping work of the two scrapers is realized through linear reciprocating motion of the transverse adjusting rack along the Y axis;

the transfer part is arranged at the end of the workbench and is used for moving the printing part to the transfer part and driving the printing part to do linear reciprocating motion along the Y axis; the transfer component comprises a transfer support, a transfer pulley, a transfer slide rail, a transfer driving device and a butt joint component, the transfer slide rail is fixedly arranged on the ground along the Y-axis direction, the transfer pulley is arranged at the bottom of the transfer support, so that the transfer support can slide on the transfer slide rail, the transfer driving device is arranged on the transfer support and drives the transfer support to do linear reciprocating motion along the Y-axis, the butt joint component comprises a butt joint rack, and the butt joint rack is arranged on two sides of the transfer support along the X-axis direction and can be in butt joint with the walking rack; the printing components are transferred between the working tables which are parallel to each other through the movement of the transfer component on the ground along the Y-axis direction;

the control component is used for controlling and regulating the movement of the walking component, the printing component and the transfer component.

As an improvement, the walking part further comprises a walking reduction gearbox, a rotating shaft seat and an installation piece, the installation piece is fixed on the printing part and extends downwards, the walking reduction gearbox is fixedly arranged on the installation piece, the walking reduction gearbox is arranged between the walking driving device and the walking rotating shaft and is used for linking the walking driving device and the walking rotating shaft, the rotating shaft seats are multiple, the rotating shaft seats on two sides are fixedly arranged on the installation seat, the rotating shaft seat on the inner side is fixedly arranged on the installation piece, the locking piece and the elastic piece are both located between the installation piece and the limiting disc, and the installation piece plays a limiting role in the Y-axis direction.

Specifically, the longitudinal driving assembly comprises a longitudinal driving device, an X-direction linkage shaft, a Y-direction linkage shaft, longitudinal synchronizing wheels, longitudinal synchronizing belts, longitudinal tightness adjusting blocks and a longitudinal reduction gearbox, the longitudinal synchronizing wheels, the longitudinal synchronizing belts and the longitudinal tightness adjusting blocks are four groups and are located on four stand columns of the longitudinal support, the X-direction linkage shaft and the Y-direction linkage shaft are linked with the four groups of the longitudinal synchronizing wheels to rotate synchronously, the longitudinal reduction gearbox is arranged between the X-direction linkage shaft and the Y-direction linkage shaft and used for transmitting power, the longitudinal driving device is arranged on one of the longitudinal reduction gearboxes and used for providing rotating power, the longitudinal synchronizing belts are meshed with the longitudinal synchronizing wheels, the longitudinal tightness adjusting blocks are arranged on the longitudinal synchronizing belts, and the transverse frame is fixedly arranged on the longitudinal tightness adjusting blocks.

Further specifically, the transverse driving assembly includes transverse driving device, horizontal universal driving shaft, horizontal synchronizing wheel, horizontal hold-in range and horizontal elasticity regulating block, the horizontal synchronizing wheel the horizontal hold-in range with horizontal elasticity regulating block is two sets of, the linkage of horizontal universal driving shaft is two sets of horizontal synchronizing wheel synchronous rotation, transverse driving device sets up in one of them horizontal synchronizing wheel department for provide rotation power, horizontal hold-in range mesh in on the horizontal synchronizing wheel, horizontal elasticity regulating block set up in on the horizontal synchronizing belt, horizontal regulation rack fixed set up in on the horizontal elasticity regulating block.

The butt joint component further comprises a butt joint slide rail, a driving slide plate, a driven slide plate, a female fixture block, a male fixture block, a reset spring and a butt joint driving device, wherein the butt joint rack is respectively arranged on the driving slide plate and the driven slide plate, the butt joint slide rail is fixedly arranged on the transfer bracket along the X-axis direction, the driving slide plate and the driven slide plate are both arranged on the butt joint slide rail in a sliding manner and can slide along the X-axis direction, the female fixture block is fixedly arranged on the driving slide plate or the driven slide plate, the corresponding male fixture block is fixedly arranged on the driven slide plate or the driving slide plate, the female fixture block and the male fixture block are mutually clamped, a compensation gap is formed between the female fixture block and the male fixture block, the reset spring is arranged on the female fixture block and the male fixture block and forces the compensation gap to be at the maximum value, the butt joint driving device drives the driving slide plate to slide along the X-axis direction, and the driving slide plate synchronously drives the driven slide plate to slide along the X-axis direction through the connection of the female fixture block; in an initial state, the end face of the butt joint rack on the driven sliding plate is higher than the end face of the butt joint rack on the driving sliding plate, the butt joint driving device is started, the driving sliding plate and the driven sliding plate approach to the walking rack, the butt joint rack on the driven sliding plate contacts the walking rack firstly, at the moment, the driven sliding plate stops sliding, the driving sliding plate continues to approach to the walking rack, so that the return spring is compressed, the compensation gap is reduced, and the butt joint rack on the driving sliding plate contacts the walking rack, so that butt joint is completed.

Preferably, the transfer part further comprises a transfer gear and a transfer rack, the transfer gear is mounted on the transfer driving device, the transfer rack is fixedly arranged on the ground along the Y-axis direction, the transfer gear is meshed with the transfer rack, and the transfer driving device drives the transfer bracket to slide through the matching of the transfer gear and the transfer rack; the butt joint assembly further comprises a butt joint gear and a driving rack, the butt joint gear is mounted on the butt joint driving device, the driving rack is fixedly arranged on the driving sliding plate along the X-axis direction, the butt joint gear is meshed with the driving rack, and the butt joint driving device drives the driving sliding plate to slide through the matching of the butt joint gear and the driving rack.

Preferably, the walking rack and the butt joint rack are both made of steel materials, and the walking gear is made of nylon materials. The rack adopts metal material to make, and the gear adopts non-metal material to make, on the one hand can the noise abatement, and on the other hand can reduce wear, improves life, need not add any emollient moreover, and the combination between them has self-lubricating function for the calico printing machine is clean and tidy more, is favorable to improving stamp quality.

Compared with the prior art, the invention has the advantages that:

1. the structural design of the walking part has the advantages that: the printing component can stably run on the running component, is more accurately positioned, reduces the possibility of deviation of the printing component and achieves the aim of high precision by eliminating the two gaps.

2. The structural design of the printing part has the advantages that: each component and part adopt a modularized structure, and are processed by adopting section bars, so that the processing and the assembly are more convenient; the synchronous wheels and the synchronous belts are used as transmission parts, so that the printing machine is not easy to slip and deviate, the positioning is more accurate, and the printing quality is improved; the screen plate adjusting component and the scraper installation adjusting component are arranged, so that the scraper and the scraper can be adjusted more conveniently, and the applicability of the printing machine is improved on the premise of ensuring the printing quality.

3. The structural design of the transfer component has the advantages that: the floor area of the whole printing equipment can be reduced (compared with a U-shaped or snakelike workbench, the floor area is obviously reduced by adopting a linearly moving transfer part); in addition, the design of butt joint subassembly can compensate accumulation error and installation error (when the existence of accumulation error and installation error can lead to walking rack and butt joint rack butt joint, probably there is the clearance between the walking rack of one side and the butt joint rack, perhaps nonparallel between the rack leads to the printing part to shift unstably, leads to even shifting failure, directly influences the work flow), guarantees that the walking rack and the butt joint rack of both sides can dock in place (little unbalance degree influences the shifting very little), improves transfer efficiency and work accuracy.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the present invention;

FIG. 2 is a perspective view of a walking member in accordance with a preferred embodiment of the present invention;

FIG. 3 is a top view of a walking member in accordance with a preferred embodiment of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken along the line A-A of FIG. 3 in accordance withbase:Sub>A preferred embodiment of the present invention;

FIG. 5 is an enlarged view at B in FIG. 4 according to a preferred embodiment of the present invention;

FIG. 6 is an enlarged view taken at C in FIG. 4 in accordance with a preferred embodiment of the present invention;

fig. 7 is a partially exploded view of a road wheel set in accordance with a preferred embodiment of the present invention;

FIG. 8 is a schematic perspective view of a printing element according to a preferred embodiment of the present invention;

FIG. 9 is a schematic view of the internal structure of a printing element according to a preferred embodiment of the invention;

FIG. 10 is an enlarged view at D of FIG. 9 in accordance with a preferred embodiment of the present invention;

FIG. 11 is a schematic view of the internal structure of FIG. 10 in accordance with a preferred embodiment of the present invention;

FIG. 12 is a schematic perspective view of a transfer member according to a preferred embodiment of the present invention;

FIG. 13 is a schematic illustration of an exploded view of a transfer member in accordance with a preferred embodiment of the present invention;

FIG. 14 is a schematic view of an initial state of the docking assembly in accordance with a preferred embodiment of the present invention;

FIG. 15 is an enlarged view taken at E in FIG. 14 in accordance with a preferred embodiment of the present invention;

FIG. 16 is a schematic side view of a docking assembly in accordance with a preferred embodiment of the present invention;

FIG. 17 is an enlarged view taken at F in FIG. 16 in accordance with a preferred embodiment of the present invention;

FIG. 18 is an enlarged view at G of FIG. 16 (docked) in accordance with a preferred embodiment of the present invention;

FIG. 19 is an enlarged view at H in FIG. 16 (not docked) in accordance with a preferred embodiment of the present invention;

FIG. 20 is a schematic illustration of the docking assembly in a both-sided docked condition in accordance with a preferred embodiment of the present invention;

FIG. 21 is an enlarged view taken at I in FIG. 20, in accordance with a preferred embodiment of the present invention;

FIG. 22 is an enlarged view at J in FIG. 20 (docked) in accordance with a preferred embodiment of the present invention;

FIG. 23 is an enlarged view at K in FIG. 20 (docked) in accordance with a preferred embodiment of the present invention;

FIG. 24 is a schematic view of the docking assembly after error compensation in accordance with a preferred embodiment of the present invention;

FIG. 25 is an enlarged view at L in FIG. 24, in accordance with a preferred embodiment of the present invention.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 25, is a preferred embodiment of the present invention, and includes a table, a traveling unit, a printing unit, a transferring unit, and a control unit. Specifically, the method comprises the following steps:

the workbench 1 is of a linear structure and used for placing printed matters, the length direction of the workbench 1 is an X axis, the width direction of the workbench is a Y axis, and the height direction of the workbench 1 is a Z axis.

The traveling component 2 is arranged on the workbench 1 and used for driving the printing component 3 to perform linear reciprocating motion along the X axis on the workbench 1. The walking part 2 comprises a walking rack 21, a walking wheel set 22, a walking driving device 23 and a mounting seat 27. The walking rack 21 is fixedly arranged on two sides of the workbench 1 along the X-axis direction, the walking wheel sets 22 are two sets arranged along the X-axis, each set respectively comprises a walking rotating shaft 221, a walking gear 222, a gear fixing member 223, a limiting disc 224, a locking member 225 and an elastic member 226, the walking gear 222, the gear fixing member 223 and the limiting disc 224 are two, the walking gear is fixedly arranged on two sides of the walking rotating shaft 221 through the gear fixing member 223 and is meshed with the walking racks 21 on two sides, the limiting disc 224 is movably arranged on the gear fixing member 223 and respectively abuts against the side faces of the walking rack 21 on two sides, the locking member 225 is arranged on the walking rotating shaft 21 on one side and is used for fixing the position of the limiting disc 224 on one side along the Y-axis, the elastic member 226 is arranged on the walking rotating shaft 21 on the other side, so that the limiting disc 224 on the other side has offset along the Y-axis, the walking driving device 23 drives one set of walking wheel sets 22 to rotate, and the mounting seat 27 is used for rotatably mounting the walking wheel sets 22 and for supporting and mounting the printing component 3. The walking part 2 still includes walking reducing gear box 24, pivot seat 25 and installation piece 26, installation piece 26 is fixed in on the printing part 3 and downwardly extending, walking reducing gear box 24 is fixed to be set up on installation piece 26, and walking reducing gear box 24 sets up between walking drive arrangement 23 and walking pivot 21, be used for linkage walking drive arrangement 23 and walking pivot 21, pivot seat 25 is a plurality of, the pivot seat 25 of both sides is fixed to be set up on mount pad 27, inboard pivot seat 25 is fixed to be set up on installation piece 26, locking piece 225 and elastic component 226 all are located between installation piece 26 and the spacing dish 224, installation piece 26 plays the limiting displacement along the Y axle direction.

The printing component 3 is arranged on the walking component 2 and comprises a longitudinal support 31, a transverse frame 32, a longitudinal driving component 33, a screen 34, a screen adjusting component 35, a scraper 36, a transverse driving component 37 and a scraper mounting adjusting component 38. The longitudinal support 31 is fixed on the mounting seat 27, the transverse frame 32 is arranged on the longitudinal support 31 in a sliding manner, the longitudinal driving assembly 33 drives the transverse frame 31 to perform linear reciprocating motion along the Z axis, the screen plate 34 is arranged on the transverse frame 32 through the screen plate adjusting assembly 35, the screen plate adjusting assembly 35 comprises an X-axis adjusting button 351, a Y-axis adjusting button 352 and a Z-axis adjusting button 353 which are used for respectively performing linear adjustment on the screen plate 34 along the X axis, the Y axis and the Z axis, the scraper mounting and adjusting assemblies 38 are two groups arranged along the X axis, the scraper mounting and adjusting assemblies 38 are arranged on the transverse frame 32 in a sliding manner, the transverse driving assembly 37 drives the scraper mounting and adjusting assemblies 38 to perform linear reciprocating motion along the Y axis, the scrapers 36 are two groups arranged along the Y axis and are arranged between the two groups of scraper mounting and adjusting assemblies 38, the scraper mounting and adjusting assembly 38 comprises a transverse adjusting rack 381, an adjusting gear 382, a longitudinal adjusting rack 383, an adjusting rod 384, a depth adjusting button 385, a mounting block 386 and an angle adjusting piece 387, wherein the transverse adjusting rack 381 is fixedly arranged on the transverse driving assembly 37 and linearly reciprocates along the Y axis, the adjusting gear 382 is meshed with the transverse adjusting rack 381, the longitudinal adjusting rack 383, the adjusting rod 384, the depth adjusting button 385, a mounting block 386 and the angle adjusting piece 387 are correspondingly two and are respectively arranged on two sides 382 of the adjusting gear along the Y axis, the longitudinal adjusting rack 383 is meshed with the adjusting gear 382, the adjusting rod 384 is screwed in the longitudinal adjusting rack 383, the depth adjusting button 385 is fixed at the upper end of the adjusting rod 384, the mounting block 386 is mounted at the lower end of the adjusting rod 384, the mounting block 386 can linearly reciprocate along the Z axis without rotating along with the rotation of the adjusting rod 384, the angle adjusting piece 387 is rotatably arranged on the mounting block 386, the scraper 36 is fixedly arranged on the angle adjusting part 387, the depth adjusting button 385 rotates to linearly adjust the scraper 36 in the Z-axis direction, and the angle adjusting part 387 rotates to adjust the angle of the scraper 36 relative to the plane of the screen plate; when the transverse adjusting rack 381 moves along one side, the adjusting gear 382 rotates firstly but does not move, so that the longitudinal adjusting rack 383 on one side moves upwards, the longitudinal adjusting rack 383 on the other side moves downwards, the transverse adjusting rack 381 continues to move until the adjusting gear 382 reaches one end of the transverse adjusting rack 381, at the moment, the adjusting gear 382 does not rotate but moves along the transverse adjusting rack 381, and therefore the scraper 36 on one side is far away from the screen plate 34 and does not perform scraping work, the scraper 36 on the other side is close to the screen plate 34 to perform scraping work, when the transverse adjusting rack 381 moves along the other side, the scraping work of the two scrapers alternately is realized through the linear reciprocating motion of the transverse adjusting rack 381 along the Y axis. The longitudinal driving assembly 33 comprises a longitudinal driving device 331, an X-direction linkage shaft 332, a Y-direction linkage shaft 333, a longitudinal synchronizing wheel 334, a longitudinal synchronizing belt 335, a longitudinal tightness adjusting block 336 and a longitudinal reduction gearbox 337, wherein the longitudinal synchronizing wheel 334, the longitudinal synchronizing belt 335 and the longitudinal tightness adjusting block 336 are in four groups and are located on four columns of the longitudinal support 31, the X-direction linkage shaft 332 and the Y-direction linkage shaft 333 are linked with the four groups of the longitudinal synchronizing wheel 334 to synchronously rotate, the longitudinal reduction gearbox 337 is arranged between the X-direction linkage shaft 332 and the Y-direction linkage shaft 333 and is used for transmitting power, the longitudinal driving device 331 is arranged on one of the longitudinal reduction gearboxes 337 and is used for providing rotating power, the longitudinal synchronizing belt 335 is meshed with the longitudinal synchronizing wheel 334, the longitudinal tightness adjusting block 336 is arranged on the longitudinal synchronizing belt 335, and the transverse frame 32 is fixedly arranged on the longitudinal tightness adjusting block 336. The transverse driving assembly 37 comprises a transverse driving device 371, a transverse linkage shaft 372, a transverse synchronizing wheel 373, a transverse synchronizing belt 374 and a transverse tightness adjusting block 375, the transverse synchronizing wheel 373, the transverse synchronizing belt 374 and the transverse tightness adjusting block 375 are two groups, the transverse linkage shaft 372 is linked with the two groups of transverse synchronizing wheels 373 to synchronously rotate, the transverse driving device 371 is arranged at one transverse synchronizing wheel 373 and used for providing rotating power, the transverse synchronizing belt 374 is meshed with the transverse synchronizing wheel 373, the transverse tightness adjusting block 375 is arranged on the transverse synchronizing belt 374, and a transverse adjusting rack 381 is fixedly arranged on the transverse tightness adjusting block 375.

The transfer part 4 is arranged at the end of the workbench 1 and used for moving the printing part 3 to the transfer part 4 and driving the printing part 3 to do linear reciprocating motion along the Y axis. The transfer component 4 comprises a transfer bracket 41, a transfer pulley 42, a transfer slide rail 43, a transfer driving device 44 and a butt joint assembly 47, wherein the transfer slide rail 43 is fixedly arranged on the ground along the Y-axis direction, the transfer pulley 42 is arranged at the bottom of the transfer bracket 41, so that the transfer bracket 41 can slide on the transfer slide rail 43, the transfer driving device 44 is arranged on the transfer bracket 41 and drives the transfer bracket 41 to do linear reciprocating motion along the Y-axis, the butt joint assembly 47 comprises a butt joint rack 473, and the butt joint rack 473 is arranged at two sides of the transfer bracket 41 along the X-axis direction and can be in butt joint with the walking rack 21; the transfer of the printing elements 3 between the work stations 1 parallel to each other is achieved by the transfer element 4 moving in the Y-axis direction over the ground. The docking assembly 47 further includes a docking slide rail 470, a driving slide plate 471, a driven slide plate 472, a female block 474, a male block 475, a return spring 476 and a docking driving device 479, the docking rack 473 is respectively disposed on the driving slide plate 471 and the driven slide plate 472, the docking slide rail 470 is fixedly disposed on the transfer bracket 41 along the X-axis direction, the driving slide plate 471 and the driven slide plate 472 are slidably disposed on the docking slide rail 470 and can slide along the X-axis direction, the female block 474 is fixedly disposed on the driving slide plate 471 or the driven slide plate 472, a corresponding male block 475 is fixedly disposed on the driven slide plate 472 or the driving slide plate 471, the female block 474 and the male block 475 are mutually engaged, and a compensation gap 47a is formed therebetween, the return spring 476 is disposed on the female block 474 and the male block 475 to force the compensation gap 47a to be at a maximum value, the docking driving slide plate 471 is driven by the docking driving device 479 to slide along the X-axis direction, the driving slide plate 471 and the male block 475 are synchronously driven by the connection of the female block 474 and the male block 475 to slide plate 472 along the X-direction. In an initial state, the end face of the docking rack 473 on the driven sliding plate 472 is higher than the end face of the docking rack 473 on the driving sliding plate 471, the docking driving device 479 is started, the driving sliding plate 471 and the driven sliding plate 472 approach to the walking rack 21, the docking rack 473 on the driven sliding plate 472 contacts the walking rack 21 first, at this moment, the driven sliding plate 472 stops sliding, the driving sliding plate 471 continues to approach to the walking rack 21, so that the return spring 476 is compressed, the compensation gap 47a is reduced, until the docking rack 473 on the driving sliding plate 471 contacts the walking rack 21, and docking is completed. The transfer part 4 further comprises a transfer gear 45 and a transfer rack 46, the transfer gear 45 is mounted on a transfer driving device 44, the transfer rack 46 is fixedly arranged on the ground along the Y-axis direction, the transfer gear 45 is meshed with the transfer rack 46, and the transfer driving device 44 drives the transfer bracket 41 to slide through the matching of the transfer gear 45 and the transfer rack 46; the docking assembly 47 further includes a docking gear 478 and a driving rack 477, the docking gear 478 is mounted on a docking driving device 479, the driving rack 477 is fixedly disposed on the driving sliding plate 471 along the X-axis direction, the docking gear 478 and the driving rack 477 are engaged, and the docking driving device 479 drives the driving sliding plate 471 to slide through the cooperation of the docking gear 478 and the driving rack 477.

The control component 5 is used for controlling and regulating the movement of the walking component 2, the printing component 3 and the transferring component 4.

The traveling rack 21 and the docking rack 473 are both made of steel, and the traveling gear 222 is made of nylon. In addition, each driving device adopts a servo motor, and control is convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a printing part of high accuracy treadmill calico printing machine which characterized in that: the printing component is arranged on the walking component, and the walking component comprises a walking rack, a walking wheel set, a walking driving device and a mounting seat; the printing part comprises a longitudinal support, a transverse frame, a longitudinal driving assembly, a screen plate adjusting assembly, a scraper, a transverse driving assembly and a scraper mounting adjusting assembly; the longitudinal support is fixed on the mounting seat, the transverse frame is arranged on the longitudinal support in a sliding manner, the longitudinal driving assembly drives the transverse frame to perform linear reciprocating motion along a Z axis, the screen plate is arranged on the transverse frame through the screen plate adjusting assembly, the screen plate adjusting assembly comprises an X-axis adjusting button, a Y-axis adjusting button and a Z-axis adjusting button and respectively performs linear adjustment along the X axis, the Y axis and the Z axis on the screen plate, the scraper mounting and adjusting assemblies are two groups arranged along the X axis, the scraper mounting and adjusting assemblies are arranged on the transverse frame in a sliding manner, the transverse driving assembly drives the scraper mounting and adjusting assemblies to perform linear reciprocating motion along the Y axis, the scrapers are two groups arranged along the Y axis and are arranged between the two groups of scraper mounting and adjusting assemblies, the scraper mounting and adjusting assembly comprises a transverse adjusting rack, an adjusting gear, a longitudinal adjusting rack, an adjusting rod, a depth adjusting button, an installing block and an angle adjusting piece, wherein the transverse adjusting rack is fixedly arranged on the transverse driving assembly and moves linearly and reciprocally along a Y axis, the adjusting gear is meshed with the transverse adjusting rack, the longitudinal adjusting rack, the adjusting rod, the depth adjusting button, the installing block and the angle adjusting piece are correspondingly two and are respectively arranged on two sides of the adjusting gear along the Y axis, the longitudinal adjusting rack is meshed with the adjusting gear, the adjusting rod is in threaded connection with the longitudinal adjusting rack, the depth adjusting button is fixed at the upper end of the adjusting rod, the installing block is arranged at the lower end of the adjusting rod, the installing block can follow the rotation of the adjusting rod to move linearly and reciprocally along the Z axis without rotating, the angle adjusting piece is rotatably arranged on the mounting block, the scraper is fixedly arranged on the angle adjusting piece, the depth adjusting button is rotated to linearly adjust the scraper in the Z-axis direction, and the angle adjusting piece is rotated to adjust the angle of the scraper relative to the plane of the screen plate; when the transverse adjusting rack moves along one side, the adjusting gear rotates firstly and does not move, so that the longitudinal adjusting rack on one side moves upwards, the longitudinal adjusting rack on the other side moves downwards, the transverse adjusting rack continues to move until the adjusting gear reaches one end of the transverse adjusting rack, at the moment, the adjusting gear does not rotate and follows the transverse adjusting rack to move, so that the scraper on one side is far away from the screen plate and does not carry out scraping work, the scraper on the other side is close to the screen plate to carry out scraping work, the transverse adjusting rack moves along the other side in an opposite manner, and the transverse adjusting rack carries out alternate scraping work along the two scrapers through linear reciprocating motion of the transverse adjusting rack along the Y axis.

2. The printing component of a high-precision treadmill printing machine as recited in claim 1, wherein: the longitudinal driving assembly comprises a longitudinal driving device, an X-direction linkage shaft, a Y-direction linkage shaft, longitudinal synchronizing wheels, longitudinal synchronizing belts, longitudinal tightness adjusting blocks and a longitudinal reduction box, the longitudinal synchronizing wheels, the longitudinal synchronizing belts and the longitudinal tightness adjusting blocks are four groups and are positioned on four stand columns of the longitudinal support, the X-direction linkage shaft and the Y-direction linkage shaft are linked with the four groups of the longitudinal synchronizing wheels to synchronously rotate, the longitudinal reduction box is arranged between the X-direction linkage shaft and the Y-direction linkage shaft and used for transmitting power, the longitudinal driving device is arranged on one of the longitudinal reduction boxes and used for providing rotating power, the longitudinal synchronizing belts are meshed with the longitudinal synchronizing wheels, the longitudinal tightness adjusting blocks are arranged on the longitudinal synchronizing belts, and the transverse frame is fixedly arranged on the longitudinal tightness adjusting blocks.

3. The printing component of a high-precision treadmill printing machine as recited in claim 2, wherein: the transverse driving assembly comprises a transverse driving device, a transverse linkage shaft, transverse synchronizing wheels, transverse synchronizing belts and transverse tightness adjusting blocks, the transverse synchronizing wheels are two sets of the transverse synchronizing belts, the transverse linkage shaft is linked to form two sets of the transverse synchronizing wheels, the transverse driving device is arranged in one of the transverse synchronizing wheels for providing rotating power, the transverse synchronizing belts are meshed with the transverse synchronizing wheels, the transverse tightness adjusting blocks are arranged on the transverse synchronizing belts, and transverse adjusting racks are fixedly arranged on the transverse tightness adjusting blocks.