CN110039887B - Printing machine roller - Google Patents
Printing machine roller Download PDFInfo
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- CN110039887B CN110039887B CN201910320372.5A CN201910320372A CN110039887B CN 110039887 B CN110039887 B CN 110039887B CN 201910320372 A CN201910320372 A CN 201910320372A CN 110039887 B CN110039887 B CN 110039887B
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- roller body
- air guide
- rotating
- micropore
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- 238000007789 sealing Methods 0.000 claims abstract description 72
- 238000000034 method Methods 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 9
- 239000000976 ink Substances 0.000 description 15
- 238000001125 extrusion Methods 0.000 description 12
- 239000004744 fabric Substances 0.000 description 10
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000007731 hot pressing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/10—Forme cylinders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Abstract
The invention belongs to the technical field of printing equipment, and particularly relates to a printing machine roller which comprises an outer roller body and an inner cavity wall of the outer roller body of an inner roller body, wherein rotating grooves are uniformly formed in the inner cavity wall of the outer roller body; the outer wall of the inner roller body is uniformly provided with rotating plates, and the rotating plates are rotatably inserted in the rotating grooves; one side of the interior of the rotating groove is provided with an elastic sealing bag which is positioned on the side surface of the rotating plate; micropores are uniformly formed in the outer side surface of the outer roller body, and air guide cavities are formed in the bottom ends of the micropores; the air guide cavity is connected with the elastic sealing bag through an air guide hose; the gas in the gas guide cavity can push the bottom end wall of the micropore to be upwards convex, impurities in the micropore remained on the outer surface of the outer roller body push out the micropore, residues in the micropore are convenient to clean, the residues are prevented from being accumulated in the micropore for a long time, the surface of the outer roller body is glazed, and then the printing roller is influenced to transfer ink and fountain solution, and the printing effect of the printing roller is improved.
Description
Technical Field
The invention belongs to the technical field of printing equipment, and particularly relates to a printing machine roller.
Background
The roller type printing machine has high printing efficiency and wide application, one side of the printing roller is immersed into ink when the printing is carried out, the ink is adhered to the outer peripheral surface of the printing roller, the ink is printed on the fabric along with the rotation of the printing roller, and the fabric is pressed on the printing roller through a rigid compression roller when the printing is carried out in order to ensure the printing quality.
In the printing process of the existing printing roller, some residual impurities are accumulated on the rubber surface of the printing roller, wherein some residual impurities can be cleaned by water or solvent, but a small amount of impurities are remained at the bottom of micropores on the rubber surface. The residues are accumulated in the holes for a long time, under the action of printing pressure and heat, the surface of the printing roller finally loses microporosity to be glazed, if glazing cannot be processed in time, a glazed layer becomes thicker, the surface area of the printing roller is greatly reduced, the transfer performance of ink and fountain solution is poor, and printing is difficult.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the printing machine roller which is mainly used for solving the problem that residual impurities are accumulated in micropores of the printing roller in the printing process of the conventional printing roller, so that the surface of the printing roller is glazed, and the printing is difficult.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a printing machine roller, which comprises an outer roller body and an inner roller body; the inner part of the outer roller body is of a cavity structure, and the inner roller body is inserted in the outer roller body; the inner cavity wall of the outer roller body is uniformly provided with rotating grooves; the outer wall of the inner roller body is uniformly provided with rotating plates, the rotating plates are rotatably inserted in the rotating grooves, and the width of each rotating groove is larger than that of each rotating plate; elastic sealing bags are arranged on one side in the rotating groove and are positioned on the side surface of the rotating plate; micropores are uniformly formed in the outer side surface of the outer roller body, and air guide cavities are formed in the bottom ends of the micropores; the air guide cavity is connected with the elastic sealing bag through an air guide hose; when the automatic fabric printing device works, the inner roller body is inserted into the inner cavity of the outer roller body and then inserted into the rotating groove through the rotating plate, when the inner roller body rotates, the outer roller body is driven to rotate through the rotating plate, further, ink uniformly coated on the outer roller body can be printed on fabric, after the fabric is printed, the inner roller body stops rotating, because the width of the rotating groove is larger than that of the rotating plate, the outer roller body can continue to rotate due to the inertia of the outer roller body, further, the rotating plate which stops rotating can extrude the elastic sealing bags arranged on the side surfaces of the rotating groove, the elastic sealing bags are formed by hot pressing of the elastic rubber films, cavities are formed inside the elastic sealing bags, when the elastic sealing bags are extruded, gas in the elastic sealing bags can enter the gas guide cavities through the gas guide hoses, because the gas guide cavities are formed at the bottom ends of the micropores, the outer roller body is made of rubber materials, and along with the increase of the gas in the gas guide cavities, the gas guide cavities can, and then will outer roll body in printing process, remain in the micropore that sets up on outer roll body surface impurity release micropore, be convenient for clean the residue in the micropore, prevent that the residue from piling up for a long time in the micropore, make the phenomenon of glazing take place on the surface of outer roll body, and then influence the effect of the printing of printing machine roller to ink and fountain solution transfer, improvement printing machine roller.
Preferably, the thickness of the bottom end wall of the micropore is smaller than the thickness of the two side walls of the micropore; the bottom end face of the air guide cavity is provided with an elastic air guide film, and the thickness of the elastic air guide film is larger than that of the bottom end wall of the micropore; when the gas guide device works, after the elastic sealing bag is extruded, gas in the elastic sealing bag enters the gas guide cavity, and because the thickness of the bottom end wall of the arranged micropore is smaller than that of the two side walls of the micropore, the bottom end wall of the micropore firstly protrudes upwards along with the gas entering the gas guide cavity, so that the two side walls of the micropore are driven to be bent in an arc shape, and the micropore can be rapidly deformed under the pressure of the gas conveniently; when the micropores deform, the sundries accumulated in the micropores are prevented from extruding on two side surfaces of the micropores, and the discharge effect of the garbage in the micropores is prevented from being influenced; because the thickness of the elastic gas guide film is larger than the thickness of the bottom end wall of the micropore, when the gas in the gas guide cavity is too large, the pressure of the gas can extrude the elastic gas guide film, so that the elastic gas guide film is deformed, and the phenomenon that the bottom end wall of the micropore is broken due to the too large pressure of the gas is prevented.
Preferably, the elastic air guide film is arranged on the top wall of the rotating groove, and the elastic air guide film is positioned right above the elastic sealing bag; a fixed rod is arranged on one side surface of the inner cavity of the elastic sealing bag, a first swing rod is hinged to one end of the fixed rod, and a second swing rod is hinged to the other end of the fixed rod; two ends of the fixed rod are hinged with the first swinging rod and the second swinging rod through torsion springs; the end parts of the first swinging rod and the second swinging rod are hinged with hinged rods, tension springs are connected between the hinged rods and the fixed rods, and the hinged rods are in contact with the other side surface of the inner cavity of the elastic sealing bag; when the elastic sealing bag is in work, the elastic sealing bag is formed by hot pressing the elastic rubber film, a cavity is formed inside the elastic sealing bag, the fixing rod, the first swing rod, the second swing rod and the hinge rod are convenient to connect, after the elastic sealing bag is extruded, the hinge rod arranged on the inner side surface of the elastic sealing bag can drive the first swing rod and the second swing rod to swing upwards under the action of extrusion force, the first swing rod can jack the elastic sealing bag upwards along with the upward swing of the first swing rod, the elastic air guide film can swing upwards along with the action of extrusion force as the elastic air guide film is positioned right above the elastic sealing bag, and further the elastic air guide film is jacked upwards, and along with the upward jacking of the elastic air guide film, the air in the elastic air guide film can quickly push the bottom end part of the micropore to bulge upwards, so that the bulge speed of the micropore is accelerated, and the caking phenomenon of sundries in the micropore is prevented; because the two ends of the fixed rod are hinged with the first oscillating rod and the second oscillating rod through the torsional springs, when the elastic sealing bag is separated from extrusion, the first oscillating rod and the second oscillating rod oscillate downwards under the restoring force of the torsional springs to flatten the elastic sealing bag, and then the elastic sealing bag enters the elastic sealing air bag to pump out the air in the air guide cavity, so that the micropores are restored to deform; when the rotating plate rotates to drive the outer roller body to rotate, the first oscillating rod and the second oscillating rod which are arranged in the elastic sealing bag support the outer roller body, and the outer roller body is prevented from being deformed too much due to the fact that the rotating grooves are evenly formed in the outer roller body when the outer roller body is subjected to external extrusion force.
Preferably, the rotating plate is made of elastic metal materials, and the side surface of the rotating plate is provided with elastic plug columns; elastic air bags are uniformly arranged on the other side of the rotating groove, and buffer springs are arranged in the elastic air bags; the end part of the elastic plug column is contacted with the side surface of the elastic air bag; when the roller body rotates, the elastic inserting column arranged on the side face of the rotating plate can rotate along with the rotating plate, and the elastic air bag is arranged on the side face inside the rotating groove; meanwhile, when the rotating plate stops rotating, the restoring force of a buffer spring in the elastic air bag can push the outer roller body to rotate, so that the rapid compression of the rotating plate on the elastic sealing bag is improved, and the phenomenon that the inertia force of the outer roller body is too small so as to influence the extrusion effect of the rotating plate on the elastic sealing bag is prevented; the rotating plate is made of elastic metal materials, and the rotating friction force between the rotating groove and the rotating plate is reduced.
Preferably, the inner wall of each micropore is uniformly provided with raised spines, and the raised spines are made of elastic rubber; the convex thorns are arranged into arc-shaped structures, and the top end parts of the convex thorns are obliquely and downwards arranged; the during operation, evenly be provided with protruding thorn on the internal wall of micropore, and protruding thorn sets up to the arc structure, when outer roll body when the printing, chinese ink or debris can attach the protruding thorn surface of the arc structure that sets up in the micropore, after the printing is accomplished, along with the gas in the elastic seal bag enters into the air guide intracavity, the gas in the air guide intracavity can promote the surperficial salient of the outside roll body of micropore bottom wall, the protruding thorn of the elastic rubber material that sets up in the micropore can be because of the effort of atmospheric pressure, and then the protruding thorn that makes the arc structure takes place to stick up the phenomenon, make chinese ink or debris on protruding thorn surface clear up fast, prevent that debris from piling up in the micropore, influence the use of micropore.
Preferably, the outer ends of two sides of the rotating groove are provided with a first sealed sliding cavity and a second sealed sliding cavity, and the first sealed sliding cavity is internally provided with an inserting convex plate; an inserting plate is arranged in the second sealing sliding cavity in a sliding mode, and an inserting groove is formed in the inserting plate; the end part of the second sealing sliding cavity is provided with an air guide groove, and the air guide groove is connected with the elastic air bag; the during operation, when the rotating plate moves elasticity spliced pole extrusion elasticity gasbag, gas in the elasticity gasbag can enter into the sealed slip intracavity of second through leading the gas duct, along with the gaseous entering of the sealed slip intracavity of second, gas can promote the plugboard and move towards the sealed slip intracavity of second outside, the top of grafting protruding board is pegged graft to the grafting recess that makes on the plugboard, make grafting protruding board and plugboard can connect, the individual plugboard of the protruding board of grafting that sets up is the metal material, prevent outer roll body when the printing, because of external pressure is too big, influence the inside stability and the hardness of outer roll body, prevent that outer roll body pressure deflection is too big, influence the effect of outer roll body printing.
The invention has the following beneficial effects:
1. according to the invention, through the rotating plate and the elastic sealing bag, when the outer roller body rotates due to inertia, the rotating plate can extrude the elastic sealing bag, gas in the elastic sealing bag is introduced into the gas guide cavity, the gas in the gas guide cavity can push the bottom end wall of the micropore to be upwards convex, so that impurities remained in the micropore formed in the outer surface of the outer roller body are pushed out of the micropore in the printing process of the outer roller body, residues in the micropore are convenient to clean, the residues are prevented from being accumulated in the micropore for a long time, the surface of the outer roller body is glazed, the transfer of ink and fountain solution by the printing roller is further influenced, and the printing effect of the printing roller is improved.
2. The outer roller body is pushed to rotate by the restoring force of the buffer spring in the elastic air bag, so that the rapid compression of the rotating plate on the elastic sealing bag is improved, and the extrusion effect of the rotating plate on the elastic sealing bag is prevented from being influenced due to the over-small inertia force of the outer roller body; the rotating plate is made of elastic metal materials, and the rotating friction force between the rotating groove and the rotating plate is reduced.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the outer roller body and the inner roller body in an inserted manner according to the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is a view showing the connection structure of the elastic plug-in post and the elastic air bag;
FIG. 7 is a view showing a connection structure of the socket bump and the socket board;
in the figure: the roller comprises an outer roller body 1, a rotating groove 11, a micropore 12, a raised spine 121, an air guide cavity 13, an elastic air guide film 14, a first sealed sliding cavity 15, a second sealed sliding cavity 16, an air guide groove 17, an inner roller body 2, a rotating plate 3, an elastic sealing bag 4, an air guide hose 5, a fixed rod 6, a first swinging rod 7, a second swinging rod 8, a torsion spring 9, a hinge rod 10, a tension spring 101, an elastic plug column 102, an elastic air bag 103, a buffer spring 104, a plug convex plate 105, a plug plate 106 and a plug groove 107.
Detailed Description
A printer roller according to an embodiment of the present invention will be described below with reference to fig. 1 to 7.
As shown in fig. 1, 2, 3 and 4, the roller of the printing machine according to the present invention comprises an outer roller body 1 and an inner roller body 2; the inner part of the outer roller body 1 is of a cavity structure, and an inner roller body 2 is inserted in the outer roller body 1; the method is characterized in that: the inner cavity wall of the outer roller body 1 is uniformly provided with rotating grooves 11; the outer wall of the inner roller body 2 is uniformly provided with rotating plates 3, the rotating plates 3 are rotatably inserted in the rotating grooves 11, and the width of the rotating grooves 11 is larger than that of the rotating plates 3; one side of the interior of the rotating groove 11 is provided with an elastic sealing bag 4, and the elastic sealing bag 4 is positioned on the side surface of the rotating plate 3; micropores 12 are uniformly formed in the outer side surface of the outer roller body 1, and air guide cavities 13 are formed in the bottom ends of the micropores 12; the air guide cavity 13 is connected with the elastic sealing bag 4 through an air guide hose 5; when the rolling mill is in operation, the inner roller body 2 is inserted into the inner cavity of the outer roller body 1, and then the inner roller body 2 is inserted into the rotating groove 11 through the rotating plate 3, when the inner roller body 2 rotates, the outer roller body 1 is driven to rotate through the rotating plate 3, and then ink uniformly coated on the outer roller body 1 is printed on fabric, after the fabric is printed, the inner roller body 2 stops rotating, because the width of the rotating groove 11 is larger than that of the rotating plate 3, the outer roller body 1 continues to rotate due to the inertia of the outer roller body, and the rotating plate 3 which stops rotating extrudes the elastic sealing bag 4 arranged on the side surface of the rotating groove 11, when the elastic sealing bag 4 is extruded, the gas in the elastic sealing bag 4 enters the gas guide cavity 13 through the gas guide hose 5, because the gas guide cavity 13 is arranged at the bottom end of the micropore 12, and the outer roller body 1 is made of rubber, and along with the increase of the gas in the gas guide cavity 13, the gas in the gas guide cavity 13 can, and then with outer roll body 1 in the printing process, remain in the micropore 12 that is seted up on outer roll body 1 surface impurity release micropore 12 in, be convenient for clean the residue in micropore 12, prevent that the residue from piling up in micropore 12 for a long time, make the phenomenon of glazing take place on the surface of outer roll body 1, and then influence the printing machine roller and shift printing ink and fountain solution, improve the effect of the printing of printing machine roller.
As shown in fig. 3 and 4, the thickness of the bottom end wall of the micro-hole 12 is smaller than the thickness of the two side walls of the micro-hole 12; an elastic air guide film 14 is arranged on the bottom end face of the air guide cavity 13, and the thickness of the elastic air guide film 14 is larger than that of the bottom end wall of the micropore 12; when the air guide device works, after the elastic sealing bag 4 is extruded, the air in the elastic sealing bag 4 enters the air guide cavity 13, and because the thickness of the bottom end wall of the arranged micropore 12 is smaller than that of the two side walls of the micropore 12, the bottom end wall of the micropore 12 firstly protrudes upwards along with the air entering the air guide cavity 13, so that the two side walls of the micropore 12 are driven to be bent in an arc shape, and the micropore 12 is convenient to deform quickly under the pressure of the air; when the micropores 12 deform, the sundries accumulated in the micropores 12 are prevented from being extruded on two side surfaces of the micropores 12, and the discharge effect of the garbage in the micropores 12 is prevented from being influenced; because the thickness of the elastic gas-conducting film 14 is greater than the thickness of the bottom end wall of the micropore 12, when the gas in the gas-conducting cavity 13 is too large, the pressure of the gas can extrude the elastic gas-conducting film 14, so that the elastic gas-conducting film 14 is deformed, and the phenomenon that the bottom end wall of the micropore 12 is broken due to the too large pressure of the gas is prevented.
As shown in fig. 3 and 5, the elastic air guide film 14 is arranged on the top wall of the rotary groove 11, and the elastic air guide film 14 is positioned right above the elastic sealing bag 4; a fixed rod 6 is arranged on one side surface of the inner cavity of the elastic sealing bag 4, a first swing rod 7 is hinged to one end of the fixed rod 6, and a second swing rod 8 is hinged to the other end of the fixed rod 6; two ends of the fixed rod 6 are hinged with the first swinging rod 7 and the second swinging rod 8 through a torsion spring 9; the end parts of the first swinging rod 7 and the second swinging rod 8 are hinged with a hinged rod 10, a tension spring 101 is connected between the hinged rod 10 and the fixed rod 6, and the hinged rod 10 is in contact with the other side surface of the inner cavity of the elastic sealing bag 4; when the elastic sealing bag 4 works, the elastic sealing bag 4 is formed by hot pressing an elastic rubber film, a cavity is formed inside the elastic sealing bag, the fixing rod 6, the first swinging rod 7, the second swinging rod 8 and the hinge rod 10 are convenient to connect, after the elastic sealing bag 4 is extruded, the hinge rod 10 arranged on the inner side surface of the elastic sealing bag 4 can drive the first swinging rod 7 and the second swinging rod 8 to swing upwards under the action of extrusion force, along with the upward swing of the first swinging rod 7, the first swinging rod 7 can jack up the elastic sealing bag 4 upwards, and because the elastic air guide film 14 is positioned right above the elastic sealing bag 4, along with the upward swing of the first swinging rod 7 under the action of extrusion force, the elastic air guide film 14 is jacked upwards, along with the upward jack-up of the elastic air guide film 14, the gas in the elastic air guide film 14 can quickly push the bottom end part of the micropore 12 to bulge upwards, so as to accelerate the bulge speed of the micropore 12, the sundries are prevented from caking in the micropores 12; because the two ends of the fixed rod 6 are hinged with the first swing rod 7 and the second swing rod 8 through the torsion springs 9, after the elastic sealing bag 4 is extruded, the first swing rod 7 and the second swing rod 8 swing downwards under the restoring force of the torsion springs 9, the elastic sealing bag 4 is unfolded, and then the elastic sealing bag enters the elastic sealing air bag to draw out the air in the air guide cavity 13, so that the micropores 12 are deformed again; when the rotating plate 3 rotates to drive the outer roller body 1 to rotate, the first oscillating rod 7 and the second oscillating rod 8 arranged in the elastic sealing bag 4 play a supporting role for the outer roller body 1, and the outer roller body 1 is prevented from being deformed too much due to the fact that the rotating grooves 11 are uniformly formed in the outer roller body 1 when the outer roller body 1 is subjected to external extrusion force.
As shown in fig. 3 and 6, the rotating plate 3 is made of elastic metal material, and the side surface of the rotating plate 3 is provided with an elastic plug column 102; elastic air bags 103 are uniformly arranged on the other side of the rotating groove 11, and buffer springs 104 are arranged in the elastic air bags 103; the end part of the elastic plug column 102 is contacted with the side surface of the elastic air bag 103; when the roller body is in operation, when the rotating plate 3 rotates, the elastic inserting column 102 arranged on the side surface of the rotating plate 3 can rotate along with the rotating plate 3, and because the elastic air bag 103 is arranged on the side surface inside the rotating groove 11, when the rotating plate 3 rotates, the elastic inserting column 102 can be driven to be inserted into the elastic air bag 103, the buffer spring 104 in the elastic air bag 103 can be compressed, and then the rotating plate 3 can play a role in buffering the outer roller body 1 when pushing the outer roller body 1 to rotate, so that the impact of the rotating plate 3 is prevented, and the service life of the outer roller body 1 is prevented from being influenced; meanwhile, when the rotating plate 3 stops rotating, the restoring force of the buffer spring 104 in the elastic air bag 103 can push the outer roller body 1 to rotate, so that the rapid compression of the rotating plate 3 on the elastic sealing bag 4 is improved, and the situation that the inertia force of the outer roller body 1 is too small, so that the extrusion effect of the rotating plate 3 on the elastic sealing bag 4 is influenced is prevented; the rotating plate 3 is made of elastic metal material, and the rotating friction force between the rotating groove 11 and the rotating plate 3 is reduced.
As shown in fig. 4, the inner walls of the micro-holes 12 are uniformly provided with raised spines 121, and the raised spines 121 are made of elastic rubber; the raised spine 121 is of an arc-shaped structure, and the top end part of the raised spine 121 is arranged obliquely downwards; the during operation, evenly be provided with protruding thorn 121 on the internal wall because of micropore 12, and protruding thorn 121 sets up to the arc structure, when outer roll body 1 when the printing, chinese ink or debris can attach the protruding thorn 121 surface of the arc structure that sets up in micropore 12, after the printing is accomplished, along with the gas in the elastic seal bag 4 enters into in the air guide chamber 13, gas in the air guide chamber 13 can promote the outside roll body 1's of bottom wall of micropore 12 surface outstanding, the protruding thorn 121 of the elastic rubber material that sets up in micropore 12 can be because of the effort of atmospheric pressure, and then make the protruding thorn 121 of arc structure take place the perk phenomenon, make chinese ink or debris on protruding thorn 121 surface clear up fast, prevent that debris from piling up in micropore 12, influence micropore 12's use.
As shown in fig. 3 and 7, the outer ends of both sides of the rotating groove 11 are provided with a first sealed sliding cavity 15 and a second sealed sliding cavity 16, and the first sealed sliding cavity 15 is internally provided with an insertion convex plate 105; a plug board 106 is arranged in the second sealed sliding cavity 16 in a sliding mode, and a plug groove 107 is formed in the plug board 106; an air guide groove 17 is formed in the end part of the second sealing sliding cavity, and the air guide groove 17 is connected with the elastic air bag 103; during operation, when rotor plate 3 drives elasticity spliced pole 102 extrusion elasticity gasbag 103, gas in the elasticity gasbag 103 can enter into the sealed sliding chamber 16 of second through leading gas duct 17, along with gaseous entering in the sealed sliding chamber 16 of second, gas can promote plugboard 106 and remove towards the sealed sliding chamber 16 outside of second, make grafting recess 107 on the plugboard 106 peg graft the top of grafting protruding board 105, make grafting protruding board 105 and plugboard 106 can connect, the grafting protruding board 106 of the protruding board 105 of grafting that sets up is the metal material, prevent outer roll body 1 when the printing, because of external pressure is too big, influence the inside stability and the hardness of outer roll body 1, prevent that outer roll body 1 pressure deflection is too big, influence the effect of outer roll body 1 printing.
The specific working process is as follows:
when the automatic fabric printing device works, the inner roller body 2 is inserted into the inner cavity of the outer roller body 1, and then the rotating plate 3 is inserted into the rotating groove 11, when the inner roller body 2 rotates, the rotating plate 3 drives the outer roller body 1 to rotate, so that ink uniformly coated on the outer roller body 1 can be printed on fabric, after the fabric is printed, the inner roller body 2 stops rotating, because the width of the rotating groove 11 is larger than that of the rotating plate 3, the outer roller body 1 can continue to rotate due to the inertia of the outer roller body 1, and the rotating plate 3 stopping rotating can extrude the elastic sealing bag 4 arranged on the side surface of the rotating groove 11, when the elastic sealing bag 4 is extruded, the gas in the elastic sealing bag 4 can enter the gas guide cavity 13 through the gas guide hose 5, because the gas guide cavity 13 is arranged at the bottom end of the micropore 12, along with the increase of the gas in the gas guide cavity 13, the gas in the gas guide cavity 13 can push the bottom end wall of the, and then the impurities left in the micropores 12 formed on the outer surface of the outer roller body 1 are pushed out of the micropores 12 in the printing process of the outer roller body 1. The residues in the micropores 12 are convenient to clean, the residues are prevented from being accumulated in the micropores 12 for a long time, the surface of the outer roller body 1 is glazed, the transfer of ink and fountain solution by the printing machine roller is further influenced, and the printing effect of the printing machine roller is improved.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A roller of a printing machine comprises an outer roller body (1) and an inner roller body (2); the inner part of the outer roller body (1) is of a cavity structure, and an inner roller body (2) is inserted in the outer roller body (1); the method is characterized in that: the inner cavity wall of the outer roller body (1) is uniformly provided with rotating grooves (11); the outer wall of the inner roller body (2) is uniformly provided with rotating plates (3), the rotating plates (3) are rotatably inserted in the rotating grooves (11), and the width of each rotating groove (11) is larger than that of each rotating plate (3); elastic sealing bags (4) are arranged on one side in the rotating groove (11), and the elastic sealing bags (4) are positioned on the side face of the rotating plate (3); micropores (12) are uniformly formed in the outer side surface of the outer roller body (1), and air guide cavities (13) are formed in the bottom ends of the micropores (12); the air guide cavity (13) is connected with the elastic sealing bag (4) through an air guide hose (5).
2. A printer roller according to claim 1, characterized in that: the thickness of the bottom end wall of the micropore (12) is smaller than that of the two side walls of the micropore (12); and the bottom end surface of the air guide cavity (13) is provided with an elastic air guide film (14), and the thickness of the elastic air guide film (14) is greater than that of the bottom end wall of the micropore (12).
3. A printer roller according to claim 2, characterized in that: the elastic air guide film (14) is arranged on the top wall of the rotating groove (11), and the elastic air guide film (14) is positioned right above the elastic sealing bag (4); a fixed rod (6) is arranged on one side surface of the inner cavity of the elastic sealing bag (4), a first swing rod (7) is hinged to one end of the fixed rod (6), and a second swing rod (8) is hinged to the other end of the fixed rod (6); two ends of the fixed rod (6) are hinged with the first swinging rod (7) and the second swinging rod (8) through a torsion spring (9); the end parts of the first swinging rod (7) and the second swinging rod (8) are hinged to a hinged rod (10), a tension spring (101) is connected between the hinged rod (10) and the fixing rod (6), and the hinged rod (10) is in contact with the other side surface of the inner cavity of the elastic sealing bag (4).
4. A printer roller according to claim 1, characterized in that: the rotating plate (3) is made of elastic metal materials, and the side surface of the rotating plate (3) is provided with an elastic plug column (102); elastic air bags (103) are uniformly arranged on the other side of the rotating groove (11), and buffer springs (104) are arranged in the elastic air bags (103); the end part of the elastic plug column (102) is contacted with the side surface of the elastic air bag (103).
5. A printer roller according to claim 2, characterized in that: the inner wall of the micropore (12) is uniformly provided with raised spines (121), and the raised spines (121) are made of elastic rubber; the protruding pricks (121) are arranged to be arc-shaped structures, and the top end parts of the protruding pricks (121) are arranged obliquely downwards.
6. A printer roller according to claim 4, characterized in that: the outer ends of two sides of the rotating groove (11) are provided with a first sealed sliding cavity (15) and a second sealed sliding cavity (16), and the first sealed sliding cavity (15) is internally provided with an inserting convex plate (105); the second sealed sliding cavity (16) is internally provided with a plug board (106) in a sliding way, and a plug groove (107) is arranged in the plug board (106); and an air guide groove (17) is formed in the end part of the second sliding sealing cavity, and the air guide groove (17) is connected with the elastic air bag (103).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910320372.5A CN110039887B (en) | 2019-04-19 | 2019-04-19 | Printing machine roller |
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| CN201910320372.5A CN110039887B (en) | 2019-04-19 | 2019-04-19 | Printing machine roller |
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| CN110039887A CN110039887A (en) | 2019-07-23 |
| CN110039887B true CN110039887B (en) | 2020-12-11 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356763B (en) * | 2019-08-06 | 2020-12-29 | 安徽科雷伯格胶辊有限公司 | Rubber roller |
| CN111591014B (en) * | 2020-05-19 | 2021-11-09 | 河北万杰机械科技股份有限公司 | Printing machine roller |
| CN111876086A (en) * | 2020-07-02 | 2020-11-03 | 江西美杰电子科技有限公司 | Cover tape, coating roller for preparing cover tape, and production method of cover tape |
| CN112060772B (en) * | 2020-10-12 | 2021-06-11 | 广州市冠誉铝箔包装材料有限公司 | Method for cleaning impurities in printing ink of gravure printing device |
| CN112918092B (en) * | 2021-02-05 | 2022-11-11 | 明光市瑞洁日用品有限公司 | Textile printing device |
| CN113522625B (en) * | 2021-07-20 | 2022-11-18 | 浙江金傲鞋业有限公司 | Automatic collaborative shoe box packaging mechanism and using method thereof |
| CN114228313A (en) * | 2021-11-24 | 2022-03-25 | 张竟夫 | Printing machine roller |
| CN114632739B (en) * | 2022-02-14 | 2023-08-25 | 佛山市南海慧亚装饰材料有限公司 | Device for detecting surface impurities before film laminating of film laminating plate |
| CN114507997A (en) * | 2022-02-28 | 2022-05-17 | 浙江华章科技有限公司 | Roller type cleaning device for cleaning forming net by compressed air |
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