CN112848670A

CN112848670A - Material tensioning draining mechanism for printing

Info

Publication number: CN112848670A
Application number: CN202011615031.XA
Authority: CN
Inventors: 王大威
Original assignee: Wuhan Institute of Technology
Current assignee: Wuhan Institute of Technology
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-05-28
Anticipated expiration: 2040-12-31
Also published as: CN112848670B

Abstract

The invention discloses a tensioning and draining mechanism for printing materials, which relates to the technical field of printing material treatment and comprises a draining tank, wherein the draining tank is formed by enclosing a side panel, a bottom plate, a front panel and a back panel, a filter screen structure is arranged in the draining tank, water leakage holes are formed in the bottom plate, a plurality of groups of draining roller frames are horizontally arranged in the draining tank, the plurality of groups of draining roller frames are sequentially distributed along the length extension direction of the draining tank, the distribution heights of two adjacent groups of draining roller frames along the material winding sequence are different, the two adjacent groups of draining roller frames are sequentially arranged from high to low along the material winding sequence, the draining roller frames are sequentially distributed towards the middle along the height extension direction, the draining roller frames are distributed above the filter screen structure, and two ends of the draining roller frames are respectively installed with the front panel and the back panel. According to the invention, the problem of draining water after washing treatment of the web cloth before printing is solved by arranging the draining groove, the filter screen structure, the draining roller frame, the guide groove and the elastic structure.

Description

Material tensioning draining mechanism for printing

Technical Field

The invention relates to the technical field of printing material treatment, in particular to a material tensioning and draining mechanism for printing.

Background

Printing is a technique of transferring ink to the surface of paper, textiles, plastics, leather, PVC, PC, or other materials by plate making, inking, and pressing original documents such as characters, pictures, photographs, and forgery prevention, and copying the contents of the original documents in bulk. Printing is the process of transferring the approved printing plate to the printing stock by printing machine and special ink. There are web printing and flat plate printing according to the printing material conveying method. The printing can be classified into paper printing, white iron printing, plastic printing, textile printing, wood board printing, glass printing and the like, the special printed materials refer to cellophane, vinylon, polyethylene, cloth and mounting materials and the like, and meanwhile, the printing modes are also various.

Printing to the reel cloth, the cloth passes through drive mechanism and pulls, carry out whole printing to the cloth blowing, the rolling after the printing is accomplished, traditional cloth is because there is the floating hair on the cloth surface and the dust drops easily when printing, cloth surface printing ink adhesive force is low when not handling, firm inadequately, cloth surface holistic tinctorial power has been reduced, be difficult to obtain the pattern of integrality, it can reduce the influence of floating hair and dust to printing ink adhesive force to need carry out preliminary treatment rinsing to the cloth, thereby improve the printing quality, consequently, the preliminary treatment is the important step of printing, after the washing, because moisture has been adsorbed on the material surface, consequently need dry the humidity of stoving after the driping to needs, so that the mill base evenly gets into the fibre, can improve printing efficiency and printing quality.

Therefore, aiming at the problem of the water drainage of the printing material, in order to adapt to the pre-printing drainage of the roll cloth, a tensioning drainage mechanism for the printing material is provided, and the purposes of conveying the material, draining water and performing centralized treatment are achieved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a tensioning and draining mechanism for printing materials, which solves the problem that the moisture of a web cloth is drained after the web cloth is washed by water before printing.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a tensioning and draining mechanism for printing materials comprises a draining tank, wherein the draining tank is formed by surrounding side panels, a bottom plate, a front panel and a back panel, a filter screen structure is arranged in the draining tank, water leakage holes are formed in the bottom plate, a plurality of groups of draining roller frames are horizontally arranged in the draining tank and are sequentially distributed along the length extending direction of the draining tank, two adjacent groups of draining roller frames along a material winding sequence are different in distribution height, two adjacent groups of draining roller frames are sequentially arranged from high to low along the material winding sequence and are sequentially close to the middle along the height extending direction, the draining roller frames are distributed above the filter screen structure, two ends of the draining roller frames are respectively installed with the front panel and the back panel, guide grooves are formed in the horizontal direction at the ends of the front panel and the back panel corresponding to the draining roller frames, and the ends of the draining roller frames pass through the guide grooves and are connected with an elastic structure, the draining roller frame can elastically move along the guide groove through an elastic structure.

Preferably, the filter screen structure is the wire netting, four turning positions of filter screen structure set up the couple, filter screen structure hangs through the couple and installs on the side board.

Preferably, the draining roller frame comprises a main roller and an auxiliary roller, the main roller and the auxiliary roller are parallel to each other, the peripheral surfaces of the main roller and the auxiliary roller are in line contact, the ends of the main roller and the auxiliary roller are rotatably connected with a transverse connecting plate through bearings, one end, away from the ends of the main roller and the auxiliary roller, of the transverse connecting plate is provided with a convex shaft, one end, away from the transverse connecting plate, of the convex shaft is provided with a vertical connecting plate, steel balls are movably embedded in the vertical connecting plate, and the steel balls are distributed above and below the convex shaft respectively.

Preferably, the material passing through the surface of the draining roller frame is wound between the main roller and the secondary roller.

Preferably, the main roller and the auxiliary roller are positioned in a groove of the draining groove, the transverse connecting plate is positioned on one side of the guide groove in the groove, the convex shaft penetrates through the guide groove, the vertical connecting plate is positioned on one side of the guide groove outside the groove, and the vertical connecting plate is in sliding connection with the outer wall of the draining groove through steel balls.

Preferably, the elastic structure comprises a spring and a fin plate, the spring is horizontally arranged, the fin plate is connected to the end of the spring, the fin plate is installed on the outer wall of the draining groove and close to one side of the guide groove, and one end, far away from the fin plate, of the spring is connected with the vertical connecting plate.

Preferably, the materials between two adjacent groups of the draining roller frames are straightened in an inclined mode.

Preferably, the upper draining roller frame is a feeding end, and the lower draining roller frame is a discharging end.

(III) advantageous effects

The invention provides a material tensioning and draining mechanism for printing, which has the following beneficial effects:

according to the invention, by arranging the draining tank, the filter screen structure, the draining roller frame, the guide groove and the elastic structure, materials after being washed are sequentially wound on the draining roller frame, the draining positions are all in the draining tank, the main roller and the auxiliary roller of the draining roller frame clamp the materials to achieve the purpose of guiding, paving and clamping to squeeze off excessive moisture adsorbed on the surfaces of the materials while conveying the materials, so that the discharged materials do not drip any more, the later drying efficiency can be improved, multiple groups of draining roller frames are matched with one another for multiple draining to ensure the draining effect, the materials between two adjacent groups of draining roller frames are obliquely straightened to form an upper slope and a lower slope, and the moisture on the surfaces of the materials is concentrated and gathered to a low position by gravity and material traction to be squeezed;

the square integrated draining tank plays a role in collecting water, water leaks through the water leaking holes, the filter screen structure plays a role in filtering stains, the stains are prevented from blocking the water leaking holes, the water is drained away in time, the draining roller frame is convenient to clean, a layer of gauze can be flatly laid on the filter screen structure when in use, the gauze is supported by the filter screen structure, the stains are directly filtered on the gauze, the gauze can be conveniently taken out to remove the filtered stains when in cleaning, the draining roller frame is connected by the elastic structure and can elastically translate along the groove wall of the guide groove in the horizontal direction, the purpose of adjusting the tension degree by the elastic expansion and contraction is achieved, when the material is tensioned, the draining roller frame automatically draws close to the middle along the guide groove, the material is loosened, excessive pulling is avoided, when the tension degree of the material is not high, the draining roller frame is supported by the elastic structure to be propped open towards two sides along the guide groove, the tensioning material is straightened, the material can be ensured to be in a tensioned state without being excessively straightened, the drying device has the advantages of having the effect of caring materials, conveying materials, draining, centralized processing, being simple in structure, convenient to operate, high in space utilization rate, draining for multiple times, good in draining effect through squeezing, and capable of solving the problem of draining moisture after the web cloth is washed by water before printing.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the structure of the draining tank of the present invention;

FIG. 4 is a schematic structural view of a winding material of a draining roller frame according to the present invention;

FIG. 5 is a schematic view of a structure of a filter screen according to the present invention;

FIG. 6 is a schematic view of the structure of the draining roller frame of the present invention.

In the figure: 1. a draining tank; 101. a side panel; 102. a base plate; 1021. a water leakage hole; 103. a front panel; 104. a back panel; 2. a screen structure; 201. hooking; 3. a draining roller frame; 301. a main roller; 302. a secondary roll; 303. a transverse connecting plate; 304. a protruding shaft; 305. a vertical connecting plate; 3051. steel balls; 4. a guide groove; 5. an elastic structure; 501. a spring; 502. and (5) a fin plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: a material tensioning draining mechanism for printing comprises a draining tank 1, wherein the draining tank 1 is enclosed by a side panel 101, a bottom plate 102, a front panel 103 and a back panel 104, the draining tank 1 is of a square integrated structure and is used for collecting water drained from the surface of a material in a centralized manner, collecting the water and discharging the water at the same time, the draining tank 1 is fed from the left side and discharging the water from the right side, the draining tank 1 is arranged between a washing system and a drying system and is used for drying the water on the surface of the drained material after washing to achieve the purpose of proper humidity, the surface of the material is prevented from being pulled and generating folds during draining, therefore, the material is leveled and drained through the internal structure of the draining tank 1, the folds can be effectively prevented from generating, a filter screen structure 2 is arranged in the draining tank 1, the filter screen structure 2 is directly installed and can be detached and taken down, the later-stage replacement is convenient, a water leakage hole 1021 is arranged on the bottom plate 102, a plurality of groups of draining roller frames 3 are horizontally arranged in a draining tank 1, the plurality of groups of draining roller frames 3 are parallel to each other, the left half of draining roller frames 3 can be drawn close to the right, the right half of draining roller frames 3 can be drawn close to the left, the plurality of groups of draining roller frames 3 are sequentially distributed along the length extending direction of the draining tank 1, the distribution heights of two adjacent groups of draining roller frames 3 along the material winding sequence are different, the two adjacent groups of draining roller frames 3 are sequentially arranged from high to low along the material winding sequence, the draining roller frames 3 are sequentially drawn close to the middle along the height extending direction, the draining roller frames 3 are distributed above a filter screen structure 2, two ends of the draining roller frames 3 are respectively installed with a front panel 103 and a back panel 104, guide grooves 4 are arranged in the horizontal direction at the end parts of the front panel 103 and the back panel 104 corresponding to the draining roller frames 3, the guide grooves 4 guide the horizontal movement of the draining roller frames 3, and limit the draining roller frames 3 in the vertical direction, the draining roller frame 3 only moves in the horizontal direction, the end part of the draining roller frame 3 penetrates through the guide groove 4 and is connected with the elastic structure 5, the draining roller frame 3 can elastically move along the guide groove 4 through the elastic structure 5, and the elastic structure 5 stretches in the horizontal direction.

As a technical optimization scheme of the invention, the filter screen structure 2 is an integrated wire mesh, the wire mesh is filtered by meshes, the hooks 201 are vertically arranged at four corners of the filter screen structure 2, and the filter screen structure 2 is hung on the side panel 101 through the hooks 201 for installation, so that the structure is simple, and the installation, the disassembly and the replacement are convenient.

As a technical optimization scheme of the invention, the draining roller frame 3 comprises a main roller 301 and an auxiliary roller 302, the thickness of the main roller 301 and the thickness of the auxiliary roller 302 can be the same or different, the length of the main roller 301 and the length of the auxiliary roller 302 are the same, the main roller 301 and the auxiliary roller 302 are parallel to each other, the peripheral surfaces of the main roller 301 and the auxiliary roller 302 are in line contact, the ends of the main roller 301 and the auxiliary roller 302 are rotatably connected with a transverse connecting plate 303 through bearings, the bearings are embedded in the transverse connecting plate 303 and are sleeved at the ends of the main roller 301 and the auxiliary roller 302, one end of the transverse connecting plate 303 far away from the ends of the main roller 301 and the auxiliary roller 302 is axially provided with a convex shaft 304 along the draining roller frame 3, one end of the convex shaft 304 far away from the transverse connecting plate 303 is provided with a vertical connecting plate 305, movable steel balls 3051 are embedded on the vertical connecting plate 305, the steel balls 1 are respectively distributed above and below the convex shaft 304, when materials are wound between the main roller 301 and the auxiliary roller 302, the materials are dragged by traction force, the main roller 301 and the auxiliary, the main roller 301 and the auxiliary roller 302 are rolled and squeezed to avoid deformation caused by excessive pulling of the material.

As a technical optimization scheme of the invention, the materials passing through the surface of the draining roller frame 3 are wound between the main roller 301 and the auxiliary roller 302, the winding sequence and the winding mode are shown in figure 4, the materials are distributed in the mode, the structural layout is reasonable, the materials are distributed vertically, the occupied area is small, the space utilization rate is high, meanwhile, the number of the draining roller frames 3 can be increased and reduced properly according to the requirements, and the distance between the draining roller frames 3 can be changed properly according to the requirements so as to achieve the required effect.

As a technical optimization scheme of the invention, the main roller 301 and the auxiliary roller 302 are positioned in the groove of the draining groove 1, the transverse connecting plate 303 is positioned at one side of the guide groove 4 in the groove, the convex shaft 304 penetrates through the guide groove 4, the vertical connecting plate 305 is positioned at one side of the guide groove 4 outside the groove, the vertical connecting plate 305 is in sliding connection with the outer wall of the draining groove 1 through the steel ball 3051, the draining roller frame 3 is in an axisymmetric structure, the surfaces of the main roller 301 and the auxiliary roller 302 are smooth and burr-free, and the surface of the groove wall of the guide groove 4 is smooth and burr-free.

As a technical optimization scheme of the invention, the elastic structure 5 comprises a spring 501 arranged horizontally and a fin plate 502 connected to the end of the spring 501, the fin plate 502 is fixed at the position of the outer wall of the draining tank 1 close to one side of the guide tank 4, one end of the spring 501 far away from the fin plate 502 is connected with the vertical connecting plate 305, and the spring 501 is arranged in a suspended manner.

As a technical optimization scheme of the invention, the material between two adjacent groups of draining roller frames 3 is inclined and straightened, so that the moisture adsorbed on the surface of the material is gathered downwards to a low position by gravity and is squeezed out intensively under the traction of the material.

As a technical optimization scheme of the invention, the upper draining roller frame 3 is a feeding end on the left side of the draining tank 1, the lower draining roller frame 3 is a discharging end on the right side of the draining tank 1, and the feeding can be drained, and the draining can be discharged.

The working principle is as follows: when in use, a layer of gauze with proper size is paved on the filter screen structure 2, the gauze is supported by the filter screen structure 2, stains are directly filtered on the gauze, the gauze can be conveniently taken out to remove the stains after being filtered when in cleaning, materials are wound and connected from a left draining roller frame 3 to a right draining roller frame 3, then wound and connected from the right draining roller frame 3 to a left draining roller frame 3, then wound and connected from the left draining roller frame 3 to the right draining roller frame 3, then wound and connected from the right draining roller frame 3 to a left draining roller frame 3, then wound and connected to a traction structure by the left draining roller frame 3 and the right draining roller frame 3, the materials are straightened and elastically tensioned, the materials are conveyed from left to right under the traction action of the traction mechanism, the materials are straightened and tensioned by a plurality of groups of draining roller frames 3 in the conveying process, the obliquely paved, the draining roller frames 3 are connected by an elastic structure 5 and can elastically translate in the horizontal direction, reach the purpose that the rate of tension was adjusted to flexible elasticity, when the material was taut, the waterlogging caused by excessive dragging was drawn close to in the centre to waterlogging caused by excessive droing in the automation of waterlogging caused by excessive droing roller frame 3, waterlogging caused by excessive droing roller frame 3 supported through elastic construction 5 and struts to both sides, can defeated the material on one side, extruded material waterlogging caused by excessive droing on one side, the gauze surface that the water that the spot was dripped on to filter screen structure 2 is filtered along the rivers, water is discharged from leaking hole 1021, accomplishes the waterlogging caused by excessive droing process.

In conclusion, the problem of draining moisture after the water washing treatment of the web cloth before printing is solved by arranging the draining tank 1, the filter screen structure 2, the draining roller frame 3, the guide groove 4 and the elastic structure 5.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a material tensioning waterlogging caused by excessive rainfall mechanism for printing which characterized in that: comprises a draining tank (1), wherein the draining tank (1) is enclosed by a side panel (101), a bottom plate (102), a front panel (103) and a back panel (104), a filter screen structure (2) is arranged in the draining tank (1), a water leakage hole (1021) is arranged on the bottom plate (102), a plurality of groups of draining roller frames (3) are horizontally arranged in the draining tank (1), the plurality of groups of draining roller frames (3) are sequentially distributed along the length extension direction of the draining tank (1), two adjacent groups of draining roller frames (3) are sequentially distributed along the material winding sequence, the distribution heights of the two adjacent groups of draining roller frames (3) are different, two adjacent groups of draining roller frames (3) are sequentially arranged from high to low along the material winding sequence, the draining roller frames (3) are sequentially distributed towards the middle along the height extension direction, the draining roller frames (3) are distributed above the filter screen structure (2), two ends of the draining roller frames (3) are respectively installed with the front panel (103) and the back panel (104), the end parts of the front panel (103) and the back panel (104) corresponding to the draining roller frame (3) are provided with guide grooves (4) in the horizontal direction, the end parts of the draining roller frame (3) penetrate through the guide grooves (4) and are connected with the elastic structures (5), and the draining roller frame (3) can elastically move along the guide grooves (4) through the elastic structures (5).

2. The printing material tensioning and draining mechanism as claimed in claim 1, wherein: filter screen structure (2) are the wire netting, four corner positions of filter screen structure (2) set up couple (201), filter screen structure (2) hang through couple (201) and install on side board (101).

3. The printing material tensioning and draining mechanism as claimed in claim 1, wherein: the dewatering roll frame (3) comprises a main roll (301) and an auxiliary roll (302), wherein the main roll (301) and the auxiliary roll (302) are parallel to each other, the peripheral surfaces of the main roll (301) and the auxiliary roll (302) are in line contact, the ends of the main roll (301) and the auxiliary roll (302) are rotatably connected with a transverse connecting plate (303) through bearings, one end, far away from the ends of the main roll (301) and the auxiliary roll (302), of the transverse connecting plate (303) is provided with a convex shaft (304), one end, far away from the transverse connecting plate (303), of the convex shaft (304) is provided with a vertical connecting plate (305), a steel ball (3051) is movably embedded in the vertical connecting plate (305), and the steel ball (3051) is respectively distributed above and below the convex shaft (304).

4. The printing material tensioning and draining mechanism as claimed in claim 3, wherein: the material passing through the surface of the draining roller frame (3) is wound between the main roller (301) and the auxiliary roller (302).

5. The printing material tensioning and draining mechanism as claimed in claim 3, wherein: the main roller (301) and the auxiliary roller (302) are located in a groove of the draining groove (1), the transverse connecting plate (303) is located on one side of the guide groove (4) in the groove, the protruding shaft (304) penetrates through the guide groove (4), the vertical connecting plate (305) is located on one side of the guide groove (4) outside the groove, and the vertical connecting plate (305) is in sliding connection with the outer wall of the draining groove (1) through steel balls (3051).

6. The printing material tensioning and draining mechanism as claimed in claim 3, wherein: the elastic structure (5) comprises a spring (501) and a fin plate (502), the spring (501) is horizontally arranged, the fin plate (502) is connected to the end portion of the spring (501), the fin plate (502) is installed on the position, close to one side of the guide groove (4), of the outer wall of the draining groove (1), and one end, far away from the fin plate (502), of the spring (501) is connected with the vertical connecting plate (305).

7. The printing material tensioning and draining mechanism as claimed in claim 1, wherein: and the materials between two adjacent groups of the draining roller frames (3) are obliquely straightened.

8. The printing material tensioning and draining mechanism as claimed in claim 1, wherein: the upper draining roller frame (3) is a feeding end, and the lower draining roller frame (3) is a discharging end.