CN115476598A

CN115476598A - Ink-jet printing machine

Info

Publication number: CN115476598A
Application number: CN202211241840.8A
Authority: CN
Inventors: 张传泳
Original assignee: Qingdao Mingyang Cnc Equipment Co ltd
Current assignee: Qingdao Mingyang Cnc Equipment Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2022-12-16
Anticipated expiration: 2042-10-11
Also published as: CN115476598B

Abstract

The application relates to an inkjet printing machine, include: a conveying member for conveying a member to be printed; the inkjet printing part sets up in the conveying part upside for treat printing a inkjet locating component, be used for to the printing a location of treating of conveying part upside, include: the transverse rail is vertically movably arranged above the conveying component and is arranged along the conveying direction vertical to the conveying component; and the positioning plates are movably arranged on the transverse rails along the length direction of the transverse rails and are arranged on the feeding side of the conveying part. This application has the realization and treats the accurate positioning of printing at the conduction band upside, guarantees subsequent the effect of printing the quality of waiting to print the piece inkjet.

Description

Ink-jet printing machine

Technical Field

The application relates to the field of ink-jet printing, in particular to an ink-jet printing machine.

Background

In the production process of soft fabrics, final processing is generally realized by adopting a mode of molding firstly and then spraying ink and coloring, and an ink-jet machine is required to realize ink jet of patterns in the process.

The fabric coloring method comprises the steps of adopting an ink jet machine to color the fabric, wherein the ink jet machine comprises a supporting frame with a conduction band and an ink jet device arranged on the upper side of the supporting frame, placing the fabric on the upper side of the conduction band when the fabric is colored, then conveying the fabric through the conduction band, and carrying out ink jet on the conveyed fabric by the ink jet device in the fabric conveying process, so that the fabric is colored.

However, the inventor finds that when the ink jet printer is used and ink jet printing needs to be carried out on a small-sized fabric piece, the fabric piece is difficult to accurately place at the upper side of the conduction band, so that the ink jet precision is influenced during ink jet, and finally the fabric piece formed by ink jet is difficult to meet the requirement.

Disclosure of Invention

In order to realize waiting to print the accurate positioning of piece at the conduction band upside, guarantee subsequent waiting to print a piece ink jet printing quality, this application provides an ink jet printing machine.

The application provides an inkjet printing machine adopts following technical scheme:

an inkjet printing machine comprising:

a conveying member for conveying a member to be printed;

the ink-jet printing part is arranged on the upper side of the conveying part and is used for jetting ink to the piece to be printed;

a positioning member for positioning a to-be-printed member on an upper side of the conveying member, comprising:

the transverse rail is vertically arranged above the conveying component and is arranged along the conveying direction vertical to the conveying component;

and the positioning plates are movably arranged on the transverse rails along the length direction of the transverse rails and are arranged on the feeding side of the conveying part.

Through adopting above-mentioned technical scheme, before need treating the printing piece and coloring, at first fall the horizontal rail to conveying surface of conveying part, then, adjust the position of each locating plate respectively, make the position of each locating plate meet the requirements, then will treat that the printing piece is arranged in the upside of conduction band, make and treat that the printing piece is arranged in between a plurality of locating plates, make the one end butt of treating the printing piece in horizontal rail, and make and treat that the relative both sides of printing piece are butt respectively in the locating plate, so accomplish the location of treating the printing piece at the conveying part upside, then move the horizontal rail along vertical direction, make the horizontal rail break away from the conveying part upside, treat the printing piece through conveying part and carry, and treat the printing piece through the inkjet printing part and print can, the effectual location of treating the printing piece at the conveying part upside that has realized of foretell locating part, the precision of the printing piece is treated in follow-up inkjet has been guaranteed, the inkjet quality has been improved.

Optionally, the transport member comprises a guide belt;

the feeding end of the guide belt is rotatably provided with a wire dividing roller, the axial direction of the wire dividing roller is perpendicular to the conveying direction of the guide belt, and the wire dividing roller is symmetrically provided with two thread sections by taking the middle part of the axial line of the wire dividing roller as a center.

Through adopting above-mentioned technical scheme, when the long large-scale printing piece of waiting is carried to needs, will wait that the one end of printing piece is arranged in the conduction band upside and is accomplished the location, can arrange the end of waiting to print on the branch silk roller in to along with the rotation of conduction band, when the drive is waited to print the piece and is carried, wait to print that the piece will drive through frictional force also to divide the silk roller to rotate, and divide two sections symmetrical screw thread sections on the silk roller will realize waiting to print the end at the transfer process automatic expansion.

The downside of conduction band is provided with washs the subassembly, it includes to wash the subassembly:

the cleaning roller is horizontally arranged, is arranged along the conveying direction vertical to the guide belt, and can abut against the lower side of the outer peripheral surface of the guide belt;

and the liquid spraying pipe can spray liquid towards the lower side of the outer peripheral surface of the guide belt, and is arranged on the feeding side, away from the guide belt, of the cleaning roller.

Through adopting above-mentioned technical scheme, treat that the printed material arranges the upside of conduction band in, realize treating the transport of printed material through the conduction band, in the transportation process, ink jet device treats the printed material and spouts the ink, the realization is treated coloring of printed material, then the conduction band continues to rotate, when the outer peripheral face of conduction band is rotatory to the cleaning member position, the spray tube is at first to the outer peripheral face inkjet cleaning solution of conduction band, then continue along with the rotation of conduction band, the cleaning roller can be cleaned the lower surface of conduction band, so realize the cleanness of conduction band outer peripheral face, when making rotatory conduction band of a week accept once more and treat the printed material conveying, the peripheral remaining pigment of conduction band before having avoided prints to new printed material, guarantee the follow-up quality of coloring of waiting to print.

Optionally, a drying assembly is further disposed on the lower side of the guide belt, and the drying assembly is located on the feeding side, close to the guide belt, of the cleaning assembly;

the drying component comprises a fan and a heating pipe which are sequentially arranged along the conveying direction of the guide belt, and a blowing opening of the fan faces towards the guide belt.

Through adopting above-mentioned technical scheme, the heating pipe that sets up and the cooperation of fan can be in the clean back that realizes the conduction band, to the global quick stoving that carries on of conduction band, avoid water stain remaining, avoid influencing subsequent printing piece of waiting to print and color.

Optionally, a water tank is arranged on the lower side of the guide belt and used for receiving the cleaning assembly;

the cleaning assemblies are arranged on the upper side of the water tank in a plurality of modes, and the cleaning assemblies are arranged along the conveying direction of the guide belt.

Through adopting above-mentioned technical scheme, the basin of adoption can realize accepting of stoving subassembly to the rivers that produce when making clean flow to the basin, avoid sewage stream to ground, and a plurality of washing subassemblies that adopt can improve the clean effect of the outer peripheral face of conduction band, avoid the remaining of conduction band surface seal of a government organization in old china.

Optionally, the downside of basin is provided with lifting unit, lifting unit includes:

the lifting cylinders are vertically arranged on two sides of the conveying direction of the guide belt;

and the water tank slides along the conveying direction of the guide belt on the bearing slide rail, and can drive the cleaning assembly to move out of the lower area of the guide belt at least partially along with the sliding of the water tank.

Through adopting above-mentioned technical scheme, when needs are changed the maintenance to the cleaning roller who washs the subassembly, can drive through the lift cylinder and accept slide rail vertical movement and break away from the butt conduction band to the cleaning roller, then follow the horizontal direction basin that slides, make basin and partial cleaning member break away from the downside of conduction band to convenient change maintenance cleaning roller.

Optionally, the conveying component further includes:

a support frame;

the conveying sleeve is rotationally arranged on the supporting frame and is used for bearing the guide belt;

the detection unit is arranged on the support frame and used for detecting the rotation offset of the conduction band;

the deviation rectifying roller is rotatably arranged on the supporting frame along the conveying direction vertical to the guide belt, one end of the deviation rectifying roller can horizontally swing, and the deviation rectifying roller can abut against the lower side of the guide belt;

and the deviation rectifying cylinder is horizontally arranged on one side of the supporting frame, receives the offset of the detection unit and is used for driving the swinging end of the deviation rectifying roller to swing so as to drive the guide belt to rectify the deviation.

Through adopting above-mentioned technical scheme, the during operation, the conveying sleeve rotates to the rotation of conduction band can be realized to the realization, produces the skew in the transportation process of conduction band and makes, drives the roller swing of rectifying through the jar of rectifying, thereby can drive the conduction band and guide the conduction band direction of delivery in transportation process, thereby reaches rectifying of conduction band.

Optionally, the inkjet printing component comprises:

the ink-jet printing frame is movably arranged above the guide belt along a conveying direction vertical to the guide belt, and is provided with an ink-jet head facing the direction of the guide belt;

the moisturizing groove is arranged on one side of the conduction band and moves along with the ink-jet printing frame, the ink-jet head can be positioned on the upper side of the moisturizing groove, and a scraping blade is movably arranged in the moisturizing groove and used for scraping ink drops of the ink-jet head.

Through adopting above-mentioned technical scheme, the during operation, the inkjet print frame drives the ink jet head and removes the assigned position back to the conduction band, can carry out the inkjet to the printing of treating that the conduction band upside was carried, after inkjet printing, the inkjet print frame drives the ink jet head and removes the upside to the groove of moisturizing, can hang the ink droplet of removing the ink jet head through the doctor-bar to avoid the ink droplet to solidify on the ink jet head, influence the use of ink jet head.

Optionally, the support frame is rotatably provided with a support roller, the support roller and the conveying sleeve are in the same axial direction, and the guide belt is sleeved outside the support roller;

the peripheral face of the supporting roller is provided with a convex needle, the guide belt is provided with a plurality of through holes, the convex needle can penetrate through the through holes and extend to the peripheral face of the guide belt along with the supporting roller and the guide belt rotate synchronously.

Through adopting above-mentioned technical scheme, will treat that the printing is arranged in the guide band upside after, along with the rotation of guide band, the support roll can support the guide band, improves the bearing capacity of guide band, and the global protruding needle of support roll can pass the through-hole of guide band and prick extremely treat the printing to further fixed treat the position of printing at the guide band upside, avoid treating that the printing produces the displacement, guarantee the accuracy nature of inkjet.

Optionally, the circumferential surface of the supporting roller is uniformly provided with needle outlets for the penetration of the convex needles;

a reciprocating shaft is coaxially and rotatably arranged in the supporting roller, a plurality of convex needles are uniformly distributed on the circumferential surface of the reciprocating shaft, one end of each convex needle is hinged to the reciprocating shaft, and the other end of each convex needle extends to the needle outlet hole;

the protruding needle can be enabled to protrude or retract to the needle outlet hole along with the rotation of the reciprocating shaft relative to the supporting roller.

Through adopting above-mentioned technical scheme, when need not using the protruding needle, directly rotate the reciprocating shaft for the support roller, make the protruding needle retract in the support roller can, and equally, when needs use the protruding needle, rotate the reciprocating shaft, make the protruding needle extend out the pinhole can, satisfy the different demands that use.

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

before need treat the printing piece and color, at first fall the horizontal rail to conveying surface of conveying part, then, adjust the position of each locating plate respectively, make the position of each locating plate meet the requirements, then will treat that the printing piece is arranged in the upside of conduction band, make and treat that the printing piece is arranged in between a plurality of locating plates, make the one end butt of treating the printing piece in the horizontal rail, and make and treat the relative both sides butt respectively in the locating plate of printing piece, so accomplish the location of treating the printing piece at the conveying part upside, then remove the horizontal rail along vertical direction, make the horizontal rail break away from the conveying part upside, treat the printing piece through conveying part and carry, and treat the printing piece through the inkjet printing part and print can, the effectual location of treating the printing piece at the conveying part upside of having realized of foretell locating part, the precision of treating the printing piece is treated in follow-up inkjet has been guaranteed, the inkjet quality has been improved.

When a long large-sized piece to be printed needs to be conveyed, one end of the piece to be printed is placed on the upper side of the guide belt to complete positioning, and meanwhile, the tail end of the piece to be printed can be placed on the yarn dividing roller, so that the piece to be printed is driven to rotate along with the rotation of the guide belt, the piece to be printed is driven to convey, meanwhile, the yarn dividing roller is driven to rotate through friction force, and the tail end of the piece to be printed can be automatically unfolded in the conveying process through two symmetrical thread sections on the yarn dividing roller.

Drawings

FIG. 1 is a schematic view of an inkjet printing machine according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of an internal structure of an inkjet printing machine according to an embodiment of the present disclosure after disassembly of an outer housing;

FIG. 3 is a schematic diagram of a sliding table of an inkjet printing machine according to an embodiment of the present disclosure;

FIG. 4 is an enlarged schematic view of section A of FIG. 2;

FIG. 5 is a schematic view of an embodiment of a locking member of an inkjet printing stand;

FIG. 6 is a schematic cross-sectional view of a cleaning element embodying features of an embodiment of the present application;

FIG. 7 is an enlarged schematic view of portion B of FIG. 2;

FIG. 8 is a schematic cross-sectional view of another embodiment of the present application embodying the structure of a support roll;

description of reference numerals: 1. an outer housing; 2. a conveying member; 21. a support frame; 211. wall plates; 212. a support bar; 22. carrying a roller sleeve; 221. a delivery sleeve; 23. a conduction band; 231. a through hole; 24. a drive member; 25. a locking member; 251. a lock cylinder; 252. a friction disk; 26. a support roller; 261. a reciprocating shaft; 262. a convex needle; 263. a pinhole is formed; 27. a bearing plate; 271. inserting slots; 272. a dividing roller; 273. a swing shaft; 28. a protection plate; 3. an inkjet printing part; 31. a cross beam; 32. an inkjet printing frame; 33. a sliding table; 34. a moisturizing groove; 341. a slide pipe; 342. scraping a blade; 343. a drain pipe; 35. a drive shaft; 351. a sprocket; 352. a chain; 36. a nozzle; 4. a positioning member; 41. a transverse rail; 42. an adjusting cylinder; 43. positioning a plate; 5. cleaning the component; 51. cleaning the assembly; 511. a cleaning roller; 512. a liquid spraying pipe; 52. a drying assembly; 521. a material placing frame; 522. heating a tube; 523. a fan; 524. a protective net; 53. a water tank; 531. supplementing and cleaning the roller; 54. a lifting assembly; 541. a lift cylinder; 542. a receiving slide rail; 6. a detection unit; 7. a deviation rectifying unit; 71. a deviation rectifying roller; 72. a deviation rectifying cylinder; 73. and a bearing seat.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an ink-jet printing machine, which is mainly used for ink-jet printing machines of various fabrics such as cloth, carpets and other products.

Referring to fig. 1 and 2, the inkjet printing machine includes an outer case 1, and a conveying part 2, an inkjet printing part 3, a positioning part 4, and a cleaning part 5 are provided in the outer case 1. Conveying part 2 is used for realizing waiting to print the transport of piece, and inkjet printing part 3 is used for waiting to print the in-process of carrying and carries out the inkjet pigment at waiting to print the piece, and positioning element 4 is used for realizing waiting of conveying part 2 upside and prints the accurate location of piece between the inkjet, guarantees the accurate nature that 3 inkjet of inkjet printing part were handled, and cleaning unit 5 is used for clean conveying part 2 to the pigment that falls to conveying part 2 when avoiding the inkjet influences the inkjet of follow-up carpet and handles.

Referring to fig. 2, the conveying member 2 includes a supporting frame 21, the supporting frame 21 includes two vertically disposed wall plates 211 and a plurality of supporting rods 212 horizontally fixed between the two wall plates 211, and the length of the supporting rods 212 is greater than that of the wall plates 211, so that the supporting frame 21 is a rectangular-like structure as a whole.

Referring to fig. 2 and 3, the receiving roller sleeves 22 are rotatably disposed at the end portions of the two wall plates 211, the axial direction of the receiving roller is the same as the length direction of the supporting frame 21, and the corresponding receiving roller sleeves 22 at the end portions of the two wall plates 211 are coaxially disposed. The corresponding receiving roller sleeves 22 of the two wall plates 211 are sleeved with conveying sleeves 221 which are coaxial with the receiving roller sleeves 22, the conveying sleeves 221 can synchronously rotate along with the receiving roller sleeves 22, and the two conveying sleeves 221 are further sleeved with a horizontally arranged guide belt 23.

Referring to fig. 2, a driving member 24 such as a motor is disposed at a position corresponding to a receiving roller sleeve 22 on the outer side of a wall 211, in this embodiment, the driving member 24 uses a motor to drive the receiving roller sleeve 22 to rotate through a speed reducer, and the receiving roller sleeve 22 rotates, which drives the conveying sleeve 221 to rotate, thereby driving the belt 23 to rotate.

Referring to fig. 3, a locking member 25 is further provided on the outer side of one wall 211 corresponding to the other receiving roller sleeve 22, and the locking member 25 is used for limiting the rotation of the receiving roller sleeve 22, so as to limit the rotation of the conveying sleeve 221, and further to enable the guiding belt 23 to be in a static state.

Referring to fig. 3, in the present embodiment, the locking member 25 adopts a composite structure of a locking cylinder 251 and two friction disks 252, and more specifically: the locking cylinder 251 is fixed on the outer side of the wall plate 211, the axial direction of the locking cylinder 251 is the same as the axial direction of the receiving roller sleeve 22, the telescopic rod of the locking cylinder 251 faces the wall plate 211, one friction disc 252 is fixed on the telescopic rod of the locking cylinder 251, the other friction disc 252 is fixed at one end, close to the locking cylinder 251, of the receiving roller sleeve 22, the receiving roller sleeve 22 rotates to drive one friction disc 252 to rotate synchronously, when the receiving roller sleeve 22 needs to be limited to rotate, the telescopic rod of the locking cylinder 251 extends to push the friction disc 252 at the end of the telescopic rod to move towards the direction of the friction disc 252 of the receiving roller sleeve 22 until the two friction discs 252 are abutted against each other, and therefore the receiving roller sleeve 22 can be limited to rotate freely.

Referring to fig. 2 and 3, in use, a to-be-printed object is placed on the guide belt 23, then the driving member 24 drives the receiving roller sleeve 22 to rotate, so that the guide belt 23 is driven to rotate through the conveying sleeve 221, and thus, the to-be-printed object is conveyed, after the driving member 24 stops driving the receiving roller sleeve 22, the friction disc 252 of the telescopic rod of the locking cylinder 251 pushes the friction disc 252 of the telescopic rod to abut against the friction disc 252 of the receiving roller sleeve 22, so that the rotation of the receiving roller sleeve 22 is limited, and thus, the rotation of the guide belt 23 is also limited through the conveying sleeve 221, a user can conveniently place the ink-jet recording object on the upper side of the guide belt 23, and the guide belt 23 is prevented from freely rotating.

Referring to fig. 3, in order to further improve the bearing capacity of the belt 23, a support roller 26 is rotatably disposed between the two wall plates 211 corresponding to the position between the two conveying sleeves 221, and the axial direction of the support roller 26 is the same as the axial direction of the conveying sleeve 221. The guide belt 23 is sleeved outside the support roller 26, so that the support roller 26 can support the middle part of the guide belt 23 to improve the bearing capacity of the guide belt 23.

Referring to fig. 2 and 3, the inkjet printing part 3 includes a cross member 31 horizontally positioned above the support frame 21, and support seats 311 are fixed to both ends of the cross member 31 for fixing the cross member 31 to the support frame 21. The length direction of the beam 31 is perpendicular to the conveying direction of the belt 23, and the length of the beam 31 is greater than that of the support frame 21. Be provided with the inkjet on the crossbeam 31 and print frame 32, be provided with slip table 33 between inkjet print frame 32 and the crossbeam, slip table 33 slides in crossbeam 31 along the length direction of crossbeam 31, still be provided with the push unit spare one that is used for promoting the slip table motion on the crossbeam 31, the inkjet prints frame 32 and slides along vertical direction and connects in slip table 33, be provided with the push unit spare two that is used for promoting the vertical motion of inkjet print frame on the slip table 33, push unit spare one and push unit spare two all can adopt driving cylinder or motor screw drive.

A plurality of ink-jet heads are provided on the underside of the ink-jet print carriage 32 for effecting the ink-jetting of the pigments. When waiting to print and carrying through conduction band 23, drive through slip table 33 and print frame 32 and carry out horizontal displacement to suitable position after, can also print frame 32 vertical motion by oneself through the inkjet to adjust the position that the inkjet head waits to print apart from conduction band 23 upside, thereby realize waiting to print the high accuracy of piece, high-quality stamp on the conduction band 23.

Referring to fig. 3 and 4, in order to clean the inkjet heads after jetting ink, a horizontally disposed moisturizing trough 34 is fixed on one side of the supporting frame 21, the length direction of the moisturizing trough 34 is the same as the length direction of the cross beam 31, and the inkjet printing rack 32 moves along the cross beam 31, so that the inkjet printing rack 32 can be located on the upper side of the retaining trough 34, that is, each inkjet head is located in the area of the retaining trough 34. A sliding tube 341 is connected in the moisturizing groove 34 in a sliding manner along the width direction of the moisturizing groove, the length direction of the sliding tube 341 is the same as the length direction of the moisturizing groove 34, a scraping blade 342 is fixed on the upper side of the sliding tube 341 along the length direction of the sliding tube 341, and a reciprocating driving unit for driving the sliding tube 341 to reciprocate along the width direction of the moisturizing groove 34 is further arranged in the moisturizing groove 341. After the inkjet printing frame 32 slides to the upper side of the moisture retention groove 34, the reciprocating driving unit drives the sliding tube 341 to reciprocate along the width direction of the retention groove 34, so that ink droplets remained under the inkjet head can be scraped off by the scraping blade 342, thereby preventing ink from condensing on the lower side of the inkjet head, ensuring the cleanliness of the inkjet head and prolonging the service life of the inkjet head.

Referring to fig. 3 and 4, the reciprocating driving unit includes driving shafts 35 rotatably disposed at both sides of the moisturizing groove along the length direction of the retaining groove 34, chain wheels 351 are fixed at one ends of the two driving shafts 35, a chain 352 is sleeved on the two chain wheels 351, one end of the sliding tube 341 is fixed on the chain 352, a reciprocating motor is further fixed at the end of the moisturizing groove 34 corresponding to one driving shaft 35, and when the reciprocating motor works, the reciprocating motor drives one driving shaft 35 to rotate, the chain 352 is driven to rotate by the chain wheels 351, and the sliding tube 341 can be driven to reciprocate along the retaining groove 34.

Referring to fig. 3 and 4, in order to facilitate the removal of ink droplets in the moisturizing trough, a spray pipe 36 is further fixed on one side of the length direction of the moisturizing trough, one end of the spray pipe 36 extends out of one end of the moisturizing trough and is used for connecting a water source, and a plurality of spray heads are fixed on the circumferential surface of the spray pipe; the spray heads 36 are inclined downward toward the inside of the holding tank 34, and spray water into the moisturizing tank 34 to clean the inside of the holding tank 34. And a drain pipe 343 is provided at a lower side of the moisturizing tank 34, and can be used for discharging the sewage in the moisturizing tank.

Referring to fig. 2, the positioning member 4 includes a transverse rail 41 horizontally disposed on the upper side of the support frame 21, the longitudinal direction of the transverse rail 41 is perpendicular to the conveying direction of the guide belt 23, and the transverse rail 41 is disposed on the feeding side of the inkjet printing frame 32 near the guide belt 23.

Referring to fig. 2, the support frame 21 has the adjusting cylinders 42 vertically fixed to both ends of the horizontal rail 41, the telescopic rods of the adjusting cylinders 42 are fixed to the horizontal rail 41 upward, and the horizontal rail 41 of the adjusting cylinders 42 is lowered to allow the lower side of the horizontal rail 41 to contact the upper surface of the guide belt 23.

Referring to fig. 2, a plurality of positioning plates 43 are slidably connected to the side of the transverse rail 41 near the feeding side of the guide belt 23 along the length direction thereof, and the length direction of the positioning plates 43 is perpendicular to the length direction of the transverse rail 41. To facilitate precise adjustment of the distance between the positioning plates 43, the upper side of the transverse rail 41 corresponding to the positioning plates 43 can also fix the ruler strip along the length direction of the transverse rail 41, so as to facilitate adjustment of the position of the positioning plates 43.

Referring to fig. 2, before the piece to be printed needs to be colored, the adjusting cylinder 42 drives the transverse rail 41 to abut against the upper side of the guide belt 23, then the positions of the positioning plates 43 are adjusted along the transverse rail 41 respectively, so that the positions of the positioning plates 43 meet the requirements, the piece to be printed is placed on the upper side of the guide belt 23, the piece to be printed is placed between the positioning plates 43, one end of the piece to be printed abuts against the transverse rail 41, and the opposite sides of the piece to be printed abut against the positioning plates 43 respectively, so that the positioning of the piece to be printed on the upper side of the conveying part 2 is completed, the adjusting cylinder 42 pushes the transverse rail 41 to move in the vertical direction, the transverse rail 41 is separated from the upper side of the conveying part 2, the piece to be printed is conveyed through the guide belt 23, and the piece to be printed is printed through the ink-jet printing part 3, so that the positioning of the piece to be printed on the upper side of the guide belt 23 is realized, the precision of the subsequent piece to be printed through ink-jet is ensured, and the ink-jet quality is improved.

In addition, in order to facilitate the ink jetting of the larger-sized to-be-printed piece, the support frame 21 may be provided with a dividing roller 272 corresponding to the feed end of the guide belt 23 for realizing the unfolding conveyance of the to-be-printed piece, as described in further detail below:

referring to fig. 2, the two wall plates 211 of the supporting frame 21 are fixed with the receiving plates 27 corresponding to the feeding ends of the guide belts 23, slots 271 are symmetrically formed on the upper sides of the two receiving plates 27, two ends of the yarn separating roller 272 are disposed in the slots 271, the yarn separating roller 272 can rotate in the slots 271, and the yarn separating roller 272 is symmetrically provided with two thread segments with the middle of the axis thereof as the center, that is, the rotation directions of the two thread segments are opposite. When a long large piece to be printed needs to be conveyed, one end of the piece to be printed is placed on the upper side of the guide belt 23 to complete positioning, and meanwhile, the tail end of the piece to be printed can be placed on the wire separating roller 272, so that the piece to be printed is driven to rotate along with the rotation of the guide belt 23, the wire separating roller 272 is driven to rotate by friction force while the piece to be printed is conveyed, and the tail end of the piece to be printed can be automatically unfolded in the conveying process through two symmetrical thread sections on the wire separating roller 272.

Referring to fig. 2, a swing shaft 273 is rotatably provided at the lower side of the receiving plates 27, the axial direction of the swing shaft 273 is the same as the axial direction of the separator 272, and when the swing shaft 51 applies a constant tension to the web, the separator 272 spreads the web, and then printing is started.

Referring to fig. 5 and 6, the cleaning component 5 is disposed at a lower side of the guiding belt 23, and includes a cleaning component 51 and a drying component 52, the cleaning component 51 is disposed at a side of the drying component 52 away from the feeding of the guiding belt 23, the cleaning component 51 is used for cleaning an outer circumferential surface of the guiding belt 23, and the drying component 52 is used for drying the outer circumferential surface of the guiding belt 23. To achieve the reception of impurities during cleaning of the cleaning assembly 51, the cleaning member 5 further includes a water tank 53 disposed at a lower side of the conduction band 23 to receive the cleaning member 5. As further detailed below:

referring to fig. 6, the water tank 53 is horizontally disposed on the lower side of the guide belt 23, the length direction of the water tank 53 is perpendicular to the conveying direction of the guide belt 23, the lower side of the supporting frame 21 is further provided with a lifting assembly 54, the lifting assembly 54 includes lifting cylinders 541 vertically fixed on the adjacent sides of the two wall plates 211, telescopic rods of the two lifting cylinders 541 are both disposed upward and are both fixed with receiving slide rails 542, the receiving slide rails 542 are vertically slidably connected to the wall plates 211, the length direction of the receiving slide rails 542 is the same as the width direction of the water tank 53, the water tank 53 is disposed on the upper side of the receiving slide rails 542, and the water tank 53 is slidably connected to the receiving slide rails 542 along the length direction of the receiving slide rails 542. The lifting cylinder 541 can drive the water tank 53 to move vertically, and slide along the receiving slide rail 542 along with the sliding of the water tank 53, so that part of the water tank 53 can slide out of the lower part of the guide belt 23.

Referring to fig. 6, the cleaning assemblies 51 are provided in a plurality of sets, and the plurality of cleaning assemblies 51 are arranged in the width direction of the water tank 53. The cleaning assembly 51 comprises a cleaning roller 511 and a liquid spraying pipe 512, wherein the cleaning roller 511 is arranged on the side of the liquid spraying pipe 512 near the feeding side of the guide belt 23. The cleaning roller 511 may be a roller whose outer peripheral surface is a brush, a roller whose outer peripheral surface is a soft cloth structure, or a roller whose outer peripheral surface is a sponge structure. The cleaning roller 511 is rotatably connected in the water tank 53, and the axial direction of the cleaning roller 511 is the same as the longitudinal direction of the water tank 53, so that the cleaning roller 511 can come into contact with the lower side of the outer peripheral surface of the belt 23 as the water tank 53 rises. The water tank 53 is also provided with a driving assembly at one end corresponding to the cleaning roller 511, and the driving assembly can adopt a gear motor transmission structure. When the cleaning device works, the driving component drives the cleaning roller 511 to rotate, and the cleaning of the peripheral surface of the guide belt 23 can be realized.

Referring to fig. 6, the axial direction of the liquid spray tube 512 is the same as the axial direction of the cleaning roller 511, and the spray head of the liquid spray tube 512 faces the belt 23, and one end of the liquid spray tube 512 extends out of the water tank 53 for connecting to an external high-pressure water supply device, so that the liquid spray tube 512 can spray water to the lower surface of the belt 23.

Referring to fig. 6, in addition, in order to further improve the cleaning effect of the belt 23, a complement-cleaning roller 531 is rotatably disposed in the water tank 53 corresponding to the side of the cleaning module 51 close to the feeding side of the belt 23, the complement-cleaning roller 531 and the cleaning roller 511 have the same structure and are parallel to each other, and the complement-cleaning roller 531 synchronously contacts with the peripheral surface of the belt 23 while the cleaning roller 511 contacts with the peripheral surface of the belt 23. The cleaning roller 531 may further clean the circumferential surface of the belt 23 and reduce water stain remaining on the circumferential surface of the belt 23.

Referring to fig. 6, the piece to be printed is arranged on the upper side of the guide belt 23, the piece to be printed is conveyed through the guide belt 23, in the conveying process, the ink jet device jets ink to the piece to be printed, the piece to be printed is colored, then the guide belt 23 continues to rotate, when the outer peripheral surface of the guide belt 23 rotates to the position of the cleaning component, the liquid jet pipe 512 firstly jets cleaning liquid to the outer peripheral surface of the guide belt 23, then the cleaning roller 511 continues to rotate along with the guide belt 23, the lower surface of the guide belt 23 can be cleaned, the cleaning of the outer peripheral surface of the guide belt 23 is realized, when the guide belt 23 rotating for one circle carries out carpet conveying again, the residual pigment on the peripheral surface of the guide belt 23 before is prevented from being printed on a new carpet, and the coloring quality of the subsequent piece to be printed is ensured.

Referring to fig. 6, the drying assembly 52 includes a material placing rack 521 horizontally fixed between two wall plates 211, a fan 523 and a heating pipe 522 are sequentially disposed on the upper side of the material placing rack 521, the heating pipe 522 is disposed on a side of the fan 523 close to the feeding of the guiding belt 23, an air outlet of the fan 523 is disposed upward, the heating pipe 522 may be an electric heating pipe, and a protective net 524 is further disposed on the upper side of the material placing rack 521 to protect the fan 523 and the heating pipe 522.

Referring to fig. 6, the heating pipe 522 and the fan 523 are matched, and the fan 523 blows the residual heat emitted by the heating pipe 522 to the conduction band 23, so that the hot air internal circulation is realized, the drying of the conduction band 23 is accelerated, the utilization of the thermal efficiency is high, the energy is saved, the emission is reduced, the water stain residue is avoided, and the subsequent carpet coloring is prevented from being influenced.

Referring to fig. 6, to further protect the drying apparatus and the operator, a protection plate 28 is vertically fixed below the feeding side of the support frame 21 corresponding to the guide belt 23 to shield the drying assembly 52.

The implementation of this embodiment is as follows: before coloring a to-be-printed piece, firstly, the transverse rail 41 is dropped on the conveying surface of the conveying part 2, then, the positions of the positioning plates 43 are respectively adjusted to enable the positions of the positioning plates 43 to meet requirements, then, the to-be-printed piece is placed on the upper side of the guide belt 23 to enable the to-be-printed piece to be placed among the positioning plates 43, one end of the to-be-printed piece is abutted to the transverse rail 41, and the opposite two sides of the to-be-printed piece are respectively abutted to the positioning plates 43, so that the to-be-printed piece is positioned on the upper side of the conveying part 2, then, the transverse rail 41 is moved in the vertical direction to enable the transverse rail 41 to be separated from the upper side of the conveying part 2, the to-be-printed piece is conveyed through the conveying part 2, and the to-be-printed piece is printed through the ink-jet printing part 3, and the positioning part 4 effectively realizes the positioning of the to-be-printed piece on the upper side of the conveying part 2, ensures the precision of the subsequent ink-jet to-be-printed piece, and improves the ink-jet quality.

The printing piece is arranged on the upper side of the conduction band 23, the conduction band 23 is used for conveying the printing piece, in the conveying process, the ink jet device is used for jetting ink to the printing piece, the printing of the printing piece is achieved, then the conduction band 23 continues to rotate, when the outer peripheral surface of the conduction band 23 rotates to the position of the cleaning component, the liquid jet pipe 512 is used for jetting cleaning liquid to the outer peripheral surface of the conduction band 23 at first, then the cleaning roller 511 continues to rotate along with the conduction band 23, the lower surface of the conduction band 23 can be cleaned by the cleaning roller 511, the outer peripheral surface of the conduction band 23 is cleaned in this way, through the matching of the arranged heating pipe 522 and the fan 523, after the cleaning of the conduction band 23 is achieved, the peripheral surface of the conduction band 23 can be quickly dried, the residual water stain is avoided, when the conduction band 23 which rotates for one circle is used for receiving the printing piece again, the residual pigment on the peripheral surface of the conduction band 23 is prevented from being printed to a new printing piece, and the coloring quality of the subsequent printing piece is guaranteed.

In order to improve the precision of the belt 23 during the conveying process and reduce the deviation of the belt 23 during the conveying process, a deviation correcting component is further provided in another embodiment of the present application, which is described in detail further below.

Referring to fig. 6 and 7, the deviation rectifying assembly includes a detecting unit 6 and a deviation rectifying unit 7.

Referring to fig. 6 and 7, the detection unit 6 employs a sensor, such as a distance sensor or a photosensor, or the like. The detecting unit 6 is fixed on at least one side wall plate 211 of the supporting frame 21, corresponds to the position of the lower side edge of the belt 23, and is used for detecting the position of the lower side edge of the belt 23 during the conveying process of the belt 23 so as to determine the offset of the belt 23 during the conveying process.

Referring to fig. 6 and 7, the deviation rectifying unit 7 includes a deviation rectifying roller 71 and a deviation rectifying cylinder 72, the deviation rectifying roller 71 is disposed on the supporting frame 21 along a conveying direction perpendicular to the guide belt 23, and is located between the upper side and the lower side of the guide belt 23, that is, the guide belt 23 is sleeved outside the deviation rectifying roller 71, and the deviation rectifying roller 71 can abut against the upper surface of the lower side of the guide belt 23, one end of the deviation rectifying roller 71 is rotatably disposed on a wall plate 211 through a bearing, the other end of the deviation rectifying roller 71 is rotatably connected to a bearing seat 73, the bearing seat 73 is slidably connected to another wall plate 211 through a guide rail, the sliding direction of the bearing seat 73 and the conveying direction of the guide belt 23, the deviation rectifying cylinder 72 is horizontally disposed on one side of the wall plate 211 corresponding to the bearing seat 73, a cylinder body of the deviation rectifying cylinder 72 is hinged to the wall plate 211, and an expansion rod of the deviation rectifying cylinder 72 is connected to the bearing seat 73 through a pin. The bearing pedestal 73 and the bearing function enable the end of the rectification roller 71 connected with the bearing pedestal 73 to swing within a certain range along the horizontal direction.

Referring to fig. 6 and 7, a controller is arranged in the deviation rectifying cylinder 72, and is used for receiving detection information sent by the detector, controlling the telescopic cylinder of the deviation rectifying cylinder 72 to stretch, and driving one end of the deviation rectifying roller 71 connected to the bearing pedestal 73 to swing along the horizontal direction through the cooperation of the bearing pedestal 73 and the bearing, so as to achieve deviation rectification in the conveying process of the guide belt 23 and ensure the conveying precision of the guide belt 23.

Further, in order to improve the moisturizing effect of the inkjet head on the inkjet printing frame and prevent the remaining part from being scraped or blocked in the nozzle hole of the inkjet head from being solidified after the inkjet head stops working, in another embodiment of the present application, an atomizing nozzle can be further disposed in the moisturizing slot 34 for spraying toward the inkjet head within a certain time after the inkjet head stops jetting, so that the ink droplet remaining on the inkjet head drops after being combined with the water mist, and the nozzle hole of the inkjet head is cleaned, thereby preventing the ink droplet from being solidified on the inkjet head, and further improving the service life of the inkjet head. For the clean effect that improves the ink droplet, can also set up atomizer for heating atomizer, even atomizer spun uniform temperature's water smoke to improve clean effect.

In order to further improve the positioning of the ribbon inkjet on the upper side of the ribbon guide 23, the following arrangement may be made in another embodiment of the present application:

referring to fig. 8, a reciprocating shaft 261 is rotatably disposed in a supporting roller 26 on the side of the inkjet printing component 3 close to the feeding side of the guide belt 23, the reciprocating shaft 261 and the supporting roller 26 are coaxially disposed, a plurality of protruding needles 262 are disposed on the circumferential surface of the reciprocating shaft 261, one end of each protruding needle 262 is hinged to the reciprocating shaft 261, a plurality of needle outlet holes 263 are uniformly disposed on the circumferential surface of the supporting roller 26, the other end of each protruding needle 262 extends to the needle outlet hole 263, and the protruding needle 262 protrudes or retracts to the needle outlet holes 263 when the reciprocating shaft 261 rotates relative to the supporting roller 26. A reciprocating motor capable of driving the reciprocating shaft 261 to rotate reciprocally is fixed in the supporting roller 26.

Referring to fig. 7, a plurality of through holes 231 are uniformly formed in the guide belt 23, and the protruding pins 262 can pass through the through holes 231 and extend to the outer circumferential surface of the guide belt 23 as the support roller 26 and the guide belt 23 rotate synchronously.

Referring to fig. 7, after the piece to be printed is arranged on the upper side of the conduction band 23, the supporting roller 26 can support the conduction band 23 along with the rotation of the conduction band 23, so that the bearing capacity of the conduction band 23 is improved, and the protruding pins 262 on the peripheral surface of the supporting roller 26 can penetrate through the through holes 231 of the conduction band 23 to be printed, so that the further fixing of the position of the piece to be printed on the upper side of the conduction band 23 can prevent the piece to be printed from displacement, and the accuracy of ink jet is ensured. And because the reciprocating shaft 261 is arranged on the supporting roller 26 of the ink jet printing component 3 close to the feeding side of the guide belt 23, the pigment is prevented from being jetted into the convex needle 262 and the through hole 231 of the guide belt 23.

Referring to fig. 7, in addition, when the protruding needle 262 is not needed, the reciprocating shaft 261 is directly rotated relative to the supporting roller 26, so that the protruding needle 262 is retracted into the supporting roller 26, and similarly, when the protruding needle 262 is needed, the reciprocating shaft 261 is rotated, so that the protruding needle 262 extends out of the needle outlet 263, thereby meeting different requirements of use.

Referring to fig. 7, each of the through holes 231 may be an elastic deformation hole that allows the protruding pin 262 to pass through; and the elastically deformable hole is closed as the protruding pin 262 is separated from the elastically deformable hole. The through hole 231 is an elastic deformation hole, so that the protruding needle 262 can penetrate through the elastic deformation hole when the guide belt 23 and the supporting roller 26 rotate, and the elastic deformation hole is closed after the protruding needle 262 is separated from the elastic deformation hole along with the rotation of the guide belt 23 and the supporting roller, so that the possibility of pigment impurities in the through hole 231 is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An inkjet printing machine, comprising:

a conveying member (2) for conveying a member to be printed;

the ink-jet printing component (3) is arranged on the upper side of the conveying component (2) and is used for jetting ink to a piece to be printed;

a positioning member (4) for positioning a to-be-printed material on the upper side of the conveying member (2), comprising:

the transverse rail (41) is vertically arranged above the conveying component (2) and is arranged along the conveying direction vertical to the conveying component (2);

the positioning plates (43) are movably arranged on the transverse rails (41) along the length direction of the transverse rails (41), and the positioning plates (43) are arranged on the feeding side of the conveying component (2).

2. The inkjet printing machine of claim 1, wherein: the transport means (2) comprise a guide belt (23);

the feeding end of the guide belt (23) is rotatably provided with a wire dividing roller (272), the axial direction of the wire dividing roller (272) is perpendicular to the conveying direction of the guide belt (23), and the wire dividing roller (272) is symmetrically provided with two thread sections by taking the middle part of the axial line as the center.

3. The inkjet printing machine of claim 2, wherein: the downside of conduction band (23) is provided with washs subassembly (51), wash subassembly (51) includes:

a cleaning roller (511) which is horizontally arranged, is arranged along the direction perpendicular to the conveying direction of the guide belt (23), and can be abutted against the lower side of the outer peripheral surface of the guide belt (23);

and the liquid spraying pipe (512) can spray liquid towards the lower side of the outer peripheral surface of the guide belt (23), and the liquid spraying pipe (512) is arranged on the feeding side of the cleaning roller (511) far away from the guide belt (23).

4. The inkjet printing machine of claim 3, wherein: a drying component (52) is further arranged on the lower side of the guide belt (23), and the drying component (52) is located on the feeding side, close to the guide belt (23), of the cleaning component (51);

the drying component (52) comprises a fan (523) and a heating pipe (522) which are sequentially arranged along the conveying direction of the guide belt (23), and the blowing port of the fan (523) faces the guide belt (23).

5. The inkjet printing machine of claim 3, wherein: a water tank (53) is arranged on the lower side of the guide belt (23) and used for receiving the cleaning assembly (51);

the cleaning assemblies (51) are arranged on the upper side of the water tank (53), and the plurality of cleaning assemblies (51) are arranged along the conveying direction of the guide belt (23).

6. The inkjet printing machine of claim 5, wherein: the downside of basin (53) is provided with lift assembly (54), lift assembly (54) includes:

a plurality of lifting cylinders (541) vertically arranged at two sides of the conveying direction of the guide belt (23);

the cleaning device comprises a bearing slide rail (542) which is horizontally fixed at the upper ends of lifting cylinders (541) on two sides of the conveying direction of the guide belt (23), the water tank (53) slides on the bearing slide rail (542) along the conveying direction of the guide belt (23) and slides along with the water tank (53), and the cleaning device can drive the cleaning component (51) to move out of the lower area of the guide belt (23) at least partially.

7. The inkjet printing machine of claim 1, wherein: the conveying means (2) further comprises:

a support frame (21);

a conveying sleeve (221) which is rotatably arranged on the supporting frame (21) and is used for receiving the guide belt (23);

a detection unit, arranged on the support frame (21), for detecting the rotational offset of the conduction band;

a correction roller (71) which is rotatably arranged on the support frame (21) along the conveying direction vertical to the guide belt (23), one end of the correction roller (71) can horizontally swing, and the correction roller (71) can be abutted against the lower side of the guide belt (21);

and the deviation rectifying cylinder (72) is horizontally arranged on one side of the supporting frame (21), receives the deviation amount of the detection unit (6), and is used for driving the swinging end of the deviation rectifying roller (71) to swing so as to drive the guide belt (23) to rectify the deviation.

8. Inkjet printing machine according to claim 3, characterized in that the inkjet printing part (3) comprises:

the ink-jet printing frame (32) is movably arranged above the guide belt (23) along the conveying direction vertical to the guide belt (23), and the ink-jet printing frame (32) is provided with an ink-jet head facing to the direction of the guide belt (23);

the moisture preservation groove (34) is arranged on one side of the conduction band (23) and moves along with the ink-jet printing frame (32), the ink-jet head can be positioned on the upper side of the moisture preservation groove (34), and a scraping blade (342) is movably arranged in the moisture preservation groove (34) and used for scraping ink drops of the ink-jet head.

9. The inkjet printing machine of claim 7, wherein: the supporting frame (21) is rotatably provided with a supporting roller (26), the axial direction of the supporting roller (26) is the same as that of the conveying sleeve (221), and the guide belt (23) is sleeved outside the supporting roller (26);

the peripheral surface of the supporting roller (26) is provided with protruding needles (262), the guide belt (23) is provided with a plurality of through holes (231), and the protruding needles (262) can penetrate through the through holes (231) and extend to the peripheral surface of the guide belt (23) along with the synchronous rotation of the supporting roller (26) and the guide belt (23).

10. The inkjet printing machine of claim 9, wherein: needle outlets (263) are uniformly distributed on the circumferential surface of the supporting roller (26) and used for the penetration of the convex needles (262);

a reciprocating shaft (261) is coaxially and rotatably arranged in the supporting roller (26), a plurality of convex needles (262) are uniformly distributed on the circumferential surface of the reciprocating shaft (261), one end of each convex needle (262) is hinged to the reciprocating shaft (261), and the other end of each convex needle (262) extends to a needle outlet hole (263);

the convex needle (262) can be protruded or retracted to the needle outlet hole (263) along with the rotation of the reciprocating shaft (261) relative to the supporting roller (26).