CN211075145U

CN211075145U - Anilox roller cleaning device of flexographic printing machine

Info

Publication number: CN211075145U
Application number: CN201921866943.7U
Authority: CN
Inventors: 邓伟建; 梁锐艺
Original assignee: Foshan Xinsanhe Plastic Film Manufacturing Co ltd
Current assignee: Foshan Xinsanhe Plastic Film Manufacturing Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-24
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses an anilox roller belt cleaning device of flexographic printing machine, it includes the mounting bracket, the removal subassembly, the baffle, injector head and powder spraying mechanism, the removal subassembly sets up on the mounting bracket, the removal subassembly is connected with flexographic printing machine ink horn, and can drive the ink horn and keep away from the anilox roller, the baffle is connected with the removal subassembly and can move towards anilox roller direction under the drive of removal subassembly, install the infrared sensor who is used for measuring the distance between baffle and the anilox roller on the baffle, a plurality of injector heads equidistance sets up at the baffle top, and the injector head is towards the anilox roller, the injector head is connected with the powder spraying mechanism, the baffle bottom is provided with the feed back groove, be connected with the mechanism of blowing of the residual material on useful clearance anilox roller surface. Adopt the utility model discloses, realize need not to dismantle the reticulation roller and also can carry out periodic cleaning, labour saving and time saving to the reticulation roller.

Description

Anilox roller cleaning device of flexographic printing machine

Technical Field

The utility model relates to a flexographic printing machine equipment technical field especially relates to an anilox roller belt cleaning device of flexographic printing machine.

Background

The anilox roller is used as a main part for ink transfer and inking of a flexographic printing machine, and cells are easy to block ink skins or other dirt in the printing process, so that printing quality faults are caused, and the stability of the quality of a printing breathable film is influenced, so that the anilox roller is properly and properly cleaned, which is a problem to be emphasized in the process of printing the breathable film. At present, a medium jet cleaning method is generally adopted in a cleaning process of an anilox roller of a flexographic printing machine, the cleaning method has low damage to the anilox roller, but the anilox roller can be cleaned only by being disassembled, time and labor are wasted, and therefore a cleaning mechanism capable of being additionally arranged on the flexographic printing machine is needed, and the anilox roller can be cleaned under the condition that the anilox roller is not disassembled.

Disclosure of Invention

The utility model aims to solve the technical problem that a flexible printing machine's reticulation roller belt cleaning device is provided, realize need not to dismantle the reticulation roller and also can carry out periodic cleaning, labour saving and time saving to the reticulation roller.

In order to solve the technical problem, the utility model provides an anilox roller belt cleaning device of flexographic printing machine, including mounting bracket, removal subassembly, baffle, injector head and dusting mechanism, the removal subassembly sets up on the mounting bracket, and the removal subassembly is connected with flexographic printing machine ink cartridge to can drive the ink cartridge and keep away from the anilox roller, the baffle is connected with the removal subassembly and can move towards the anilox roller direction under the drive of removal subassembly, installs the infrared sensor who is used for measuring the distance between baffle and the anilox roller on the baffle, and is a plurality of the injector head equidistance sets up at the baffle top, and the injector head is towards the anilox roller, the injector head with dusting mechanism connects, the baffle bottom is provided with the feed back groove, be connected with the air blowing mechanism of the residual material on useful clearance anilox roller surface on the feed back groove.

Wherein, it includes guide rail, slip table, a driving motor, screw drive are vice and elevating system to remove the subassembly, the guide rail sets up on the mounting bracket, slip table and guide rail sliding connection, a driving motor passes through screw drive and is vice to be connected with the slip table, the baffle is connected with the slip table elevating system sets up on the slip table, elevating system is connected with the ink horn of flexo printing machine to drive the ink horn and make elevating movement.

Wherein, elevating system includes guide bar, fly leaf and the first cylinder that drives, guide bar one end is connected with the fly leaf, and the other end runs through the slip table and with slip table sliding connection, the first cylinder body that drives is fixed on the slip table, the first extension bar that drives the cylinder is connected with the fly leaf, and the fly leaf is connected with the ink horn of flexographic printing machine.

Wherein, still include reciprocating mechanism, reciprocating mechanism includes that supporting seat and second drive actuating cylinder, it has horizontal spout to open on the baffle, supporting seat and horizontal spout sliding connection, and the second drives actuating cylinder and sets up on the baffle, and the second drives actuating cylinder's extension bar and supporting seat connection, and is a plurality of the shower nozzle equidistance sets up on the supporting seat.

The side of the baffle close to the anilox roller is provided with protrusions which are arranged in a matrix manner and are cones.

The filter screen is connected to the side wall of the feed-back groove, the material pushing screw rod is connected to the bottom of the feed-back groove in a rotating mode, one end of the material pushing screw rod extends to the outer wall of the feed-back groove and is connected with a second driving motor through a transmission mechanism, and the material returning opening capable of being opened or closed is formed in the bottom of the feed-back groove.

The powder spraying mechanism comprises a bin, a mixing tank, a first fan, a first air filter, a first distributor and a material pipe, the bottom of the bin is connected with the mixing tank, an air inlet of the first fan is connected with the first air filter, an air outlet of the first fan is connected with the mixing tank, the first distributor is connected with the mixing tank, and the plurality of spraying heads are connected with the first distributor through the material pipe.

Wherein, the mechanism of blowing includes second fan, second air cleaner, second distributor, jet-propelled head and trachea, the air intake and the second air cleaner of second fan are connected, and its air outlet is connected with the second distributor, and is a plurality of jet-propelled head equidistance sets up on the feed back groove to the jet-propelled head is towards the reticulation roller, and a plurality of jet-propelled heads pass through the trachea and are connected with the second distributor.

Implement the utility model has the advantages that: (1) when the anilox roller is cleaned, the moving assembly can drive the spray head, the baffle plate to be close to the anilox roller and drive the ink box to be far away from the anilox roller, so that cleaning powder is prevented from being sprayed to a working environment and the ink box, and the blowing mechanism can blow off residual materials adhered to the anilox roller, so that the anilox roller can be cleaned; (2) the reciprocating mechanism is arranged to drive the plurality of spray heads to horizontally reciprocate and is matched with the rotation action of the anilox roller, so that the anilox roller can be fully washed.

Drawings

Fig. 1 is a main sectional view of an anilox roller cleaning device of a flexographic printing machine according to the present invention;

Fig. 2 is a main sectional view showing another state of the anilox roller cleaning apparatus of the flexographic printing machine according to the present invention;

FIG. 3 is an enlarged view taken at point I of FIG. 1;

Fig. 4 is a side sectional view of a middle feed back groove of an anilox roller cleaning device of a flexographic printing machine according to the present invention;

3 fig. 3 5 3 is 3 a 3 view 3 a 3- 3 a 3 of 3 fig. 3 1 3. 3

In the figure: 1. a mounting frame; 2. a moving assembly; 21. a guide rail; 22. a sliding table; 23. a first drive motor; 24. the screw rod transmission pair; 25. a lifting mechanism; 251. a guide bar; 252. a movable plate; 253. a first driving cylinder; 3. a baffle plate; 31. a horizontal chute; 32. a protrusion; 4. an injector head; 5. a powder spraying mechanism; 51. a storage bin; 52. a mixing tank; 53. a first fan; 54. a first air filter; 55. a first distributor; 56. a material pipe; 6. an infrared sensor; 7. a feed back trough; 71. filtering with a screen; 72. a pushing screw; 73. a second drive motor; 74. a material returning port; 8. a blowing mechanism; 81. a second fan; 82. a second air filter; 83. a second dispenser; 84. a gas showerhead; 85. an air tube; 9. a reciprocating mechanism; 91. a supporting seat; 92. a second driving cylinder; a. an anilox roll; b. an ink cartridge; c. a printing plate roller; d. a transfer roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the utility model relates to an anilox roller cleaning device of a flexographic printing machine, which comprises an installation frame 1, a moving component 2, a baffle 3, an injector head 4 and a powder spraying mechanism 5, wherein a dye is arranged on an ink box b of the flexographic printing machine, the anilox roller a is positioned above the ink box b, the bottom of the anilox roller is soaked in the dye, in the printing process, a breathable film is clung to a transfer printing roller d for conveying, a controller of the flexographic printing machine controls the anilox roller a to rotate, the dye is stored in an ink hole of the anilox roller a by the anilox roller a, so that the dye is brought onto a printing roller c, the breathable film achieves the purpose of printing patterns when passing through the printing roller c, the moving component 2 is arranged on the installation frame 1, the moving component 2 is connected with the ink box b of the flexographic printing machine and can drive the ink box b to be away from the anilox roller a, the baffle 3 is connected with the, the surface of the baffle 3 facing to the anilox roller a is a curved surface, the curved surface is inwards sunken facing to the anilox roller a, the baffle 3 is provided with an infrared sensor 6 for measuring the distance between the baffle 3 and the anilox roller a, when the anilox roller a is cleaned, the flexible printing machine controller controls the moving assembly 2 to drive the ink box b to be away from the anilox roller a and controls the moving assembly 2 to drive the baffle 3 to move towards the anilox roller a, the controller presets a distance value between the anilox roller a and the baffle 3, when the infrared sensor 6 detects the distance value, the controller controls the moving assembly 2 to stop, 16 spray heads 4 are equidistantly arranged at the top of the baffle 3, the spray heads 4 face to the anilox roller a, the spray heads 4 are connected with the powder spraying mechanism 5, the controller controls the powder spraying mechanism 5 to convey cleaning powder to the spray heads 4, the cleaning powder acts in ink holes of the anilox roller a through the spray heads 4, and the cleaning powder cleans dry dyes in the ink holes, the common cleaning powder is a mixture of sodium bicarbonate powder and sodium carbonate, a material return groove 7 is arranged at the bottom of the baffle 3, the powder material rebounds through the anilox roller a and then slides into the material return groove 7 along the baffle 3, an air blowing mechanism 8 is connected onto the material return groove 7, and the controller controls the air blowing mechanism 8 to blow low-pressure air towards the anilox roller a so as to blow off the powder material and residual materials adhered to the ink pits.

Preferably, referring to fig. 1, 2, 3, and 5, the moving assembly 2 includes a guide rail 21, a sliding table 22, a first driving motor 23, a screw transmission pair 24, and a lifting mechanism 25, the guide rail 21 is disposed on the mounting bracket 1, the sliding table 22 is slidably connected to the guide rail 21, the first driving motor 23 is connected to the sliding table 22 through the screw transmission pair 24, the baffle 3 is connected to the sliding table 22, the lifting mechanism 25 is disposed on the sliding table 22, the lifting mechanism 25 is connected to an ink cartridge b of a flexographic printing machine and drives the ink cartridge b to move up and down, specifically, the lifting mechanism 25 includes a guide rod 251, a movable plate 252, and a first driving cylinder 253, one end of the guide rod 251 is connected to the movable plate 252, the other end of the guide rod 251 penetrates through the sliding table 22 and is slidably connected to the sliding table 22, the first driving cylinder 253 is fixed to the sliding table 22, an extension rod of the first driving cylinder 253 is connected to the, the movable plate 252 is connected to an ink cartridge b of the flexographic printing machine. As shown in fig. 2, when the flexographic printing machine prints the breathable film, the extension rod of the first driving cylinder 253 is in an extended state, and the dye in the ink box b soaks the anilox roller a; as shown in fig. 1, when the anilox roller a needs to be cleaned, the extension rod of the first driving cylinder 253 of the controller of the flexographic printing machine retracts, the extension rod of the first driving cylinder 253 drives the ink cartridge b to move downwards, then the controller controls the first driving motor 23 to start, the first driving motor 23 drives the sliding table 22 to move towards the direction of the anilox roller a through the lead screw transmission pair 24, when the infrared sensor 6 detects that the baffle 3 reaches a preset distance value, the controller controls the first driving motor 23 to stop, at this time, the ink cartridge b is far away from the anilox roller a, and the spray head 4 is close to the anilox roller a and waits for cleaning of the anilox roller a; after the mesh roller a is cleaned, the controller controls the first driving motor 23 to be started, the first driving motor 23 drives the sliding table 22 to move away from the mesh roller a through the lead screw transmission pair 24, the controller controls the extension rod of the first driving cylinder 253 to extend out, and the extension rod of the first driving cylinder 253 drives the ink box b to reset.

Preferably, referring to fig. 5, the spray head device further comprises a reciprocating mechanism 9, wherein the reciprocating mechanism 9 comprises a supporting seat 91 and a second driving cylinder 92, the baffle plate 3 is provided with a horizontal sliding chute 31, the supporting seat 91 is slidably connected with the horizontal sliding chute 31, the second driving cylinder 92 is arranged on the baffle plate 3, an extending rod of the second driving cylinder 92 is connected with the supporting seat 91, and 16 spray heads 4 are equidistantly arranged on the supporting seat 91. The controller controls the extension rod of the second driving cylinder 92 to extend or retract, so that the supporting seat 91 moves back and forth along the horizontal chute 31, and under the condition of matching with the rotation of the anilox roller a, the anilox roller a can be sufficiently washed, and the washing blind spot is avoided.

Preferably, referring to fig. 3 and 4, the side of the baffle 3 close to the anilox roller a is provided with protrusions 32 arranged in a matrix, the protrusions 32 are cones, the air blown by the blowing mechanism 8 rebounds after colliding with the anilox roller a, part of the rebounded air collides with the baffle 3, the air flows upwards through the protrusions 32 and along the side surface of the protrusions, and the upward flowing air can meet the anilox roller a in the rebounding mode to play a role in pre-cleaning residues for the anilox roller a.

Preferably, referring to fig. 3 and 4, a filter screen 71 is connected to the side wall of the material return groove 7, the filter screen 71 can prevent the residual materials in the material return groove 7 from scattering to the working environment, and the filtered gas is discharged to the working environment, a material pushing screw 72 is rotatably connected to the bottom of the material return groove 7, one end of the material pushing screw 72 extends to the outer wall of the material return groove 7 and is connected with a second driving motor 73 through a transmission mechanism, a material returning opening 74 which can be opened or closed is formed in the bottom of the material return groove 7, which is far away from the driving motor 73, when the residual materials are accumulated to a certain extent, the material returning opening 74 is manually opened, then the controller controls the second driving motor 73 to be started, the second driving motor 73 drives the material pushing screw 72 to rotate through the transmission mechanism, and the material pushing screw 72 pushes the residual materials to the material pushing opening 74.

Preferably, referring to fig. 1, the dusting mechanism 5 includes a bin 51, a mixing tank 52, a first fan 53, a first air filter 54, a first distributor 55 and a material pipe 56, the bottom of the bin 51 is connected to the mixing tank 52, an air inlet of the first fan 53 is connected to the first air filter 54, an air outlet thereof is connected to the mixing tank 52, the first distributor 55 is connected to the mixing tank 52, and 16 of the spray heads 4 are connected to the first distributor 55 through the material pipe 56. Adopt the defeated material of negative pressure impulse type, the controller control first fan 53 extracts gas, gas enters into mixing tank 5 after first air cleaner 54 filters, the washing powder in feed bin 51 enters into mixing tank 5 under the effect of negative pressure in, wash powder and compressed gas evenly distributed under the effect of first distributor 55 after mixing in mixing tank 5 at 16 material pipes 56, spout to anilox roller an by 16 injector heads 4 at last, owing to be provided with baffle 3, can avoid rebound powder to pop out to operational environment in, guarantee operational environment neatly.

Preferably, referring to fig. 1, the blowing mechanism 8 includes a second fan 81, a second air filter 82, a second distributor 83, an air nozzle 84 and an air pipe 85, an air inlet of the second fan 81 is connected to the second air filter 82, an air outlet thereof is connected to the second distributor 83, 16 air nozzles 84 are equidistantly disposed on the feed back tank 7, the air nozzle 84 faces the anilox roller a, and the 16 air nozzles 84 are connected to the second distributor 83 through the air pipe 85 (16 air nozzles 84 are not shown in the figure). The controller controls the second fan 81 to draw gas, the gas enters the second distributor 83 after being filtered by the second air filter 82, and is uniformly distributed into 16 gas pipes 85 under the action of the second distributor 83, and finally the gas is sprayed onto the anilox roller a by 16 gas spraying heads 84.

The working principle is as follows: when the anilox roller a is cleaned regularly, the controller controls the moving assembly 2 to be started, the moving assembly 2 drives the ink box b to be away from the anilox roller a and drives the baffle 3 to move towards the direction of the anilox roller a, when the infrared sensor 6 detects a preset value, the controller controls the moving assembly 2 to stop, then the controller controls the anilox roller a to rotate, the controller controls the powder spraying mechanism 5 to be started, the powder spraying mechanism 5 conveys cleaning powder to 16 spray heads 4, the cleaning powder is sprayed onto the anilox roller a, meanwhile, the controller controls the reciprocating mechanism 9 to drive the spray heads 6 to horizontally reciprocate, and the aim of spraying the anilox roller a by the spray heads 6 without dead angles can be achieved; the residual materials are rebounded by the anilox roller a and then collide with the baffle 3, and fall into the material return groove 7 along the bottom of the baffle 3 in a rolling mode, the controller controls the air blowing mechanism 8 to be started, the air blowing mechanism 8 blows air towards the anilox roller a, the residual materials adhered to ink holes of the anilox roller a are blown out by the air, after the anilox roller a rotates for 2 weeks, the controller sequentially controls the powder spraying mechanism 5, the air blowing mechanism 8 and the anilox roller a to stop, and finally the controller controls the moving assembly 2 to drive the baffle 3 and the ink box b to reset. Adopt the utility model discloses, realize need not to dismantle the reticulation roller and also can carry out periodic cleaning, labour saving and time saving to the reticulation roller.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The anilox roller cleaning device of the flexographic printing machine is characterized by comprising a mounting frame (1), a moving assembly (2), a baffle (3), an injection head (4) and a powder spraying mechanism (5), wherein the moving assembly (2) is arranged on the mounting frame (1), the moving assembly (2) is connected with the flexographic printing machine and can drive an ink box to be away from an anilox roller, the baffle (3) is connected with the moving assembly (2) and can move towards the anilox roller under the driving of the moving assembly (2), an infrared sensor (6) used for measuring the distance between the baffle (3) and the anilox roller is arranged on the baffle (3), the injection heads (4) are arranged at the top of the baffle (3) in an equal distance mode, the injection heads (4) face the anilox roller, the injection head (4) is connected with the powder spraying mechanism (5), a feed back groove (7) is arranged at the bottom of the baffle (3), and the feed back tank (7) is connected with an air blowing mechanism (8) for cleaning the residual materials on the surface of the anilox roller.

2. An anilox roller cleaning device of a flexographic printing machine according to claim 1, wherein the moving assembly (2) comprises a guide rail (21), a sliding table (22), a first driving motor (23), a screw transmission pair (24) and a lifting mechanism (25), the guide rail (21) is arranged on the mounting frame (1), the sliding table (22) is slidably connected with the guide rail (21), the first driving motor (23) is connected with the sliding table (22) through the screw transmission pair (24), the baffle plate (3) is connected with the sliding table (22), the lifting mechanism (25) is arranged on the sliding table (22), and the lifting mechanism (25) is connected with an ink box of the flexographic printing machine and drives the ink box to perform lifting motion.

3. An anilox roller cleaning device of a flexographic printing machine as claimed in claim 2, characterized in that the lifting mechanism (25) comprises a guide rod (251), a movable plate (252) and a first driving cylinder (253), one end of the guide rod (251) is connected with the movable plate (252), the other end of the guide rod (251) penetrates through the sliding table (22) and is slidably connected with the sliding table (22), the cylinder body of the first driving cylinder (253) is fixed on the sliding table (22), an extension rod of the first driving cylinder (253) is connected with the movable plate (252), and the movable plate (252) is connected with an ink cartridge of the flexographic printing machine.

4. An anilox roller cleaning device of a flexographic printing machine according to claim 1, further comprising a reciprocating mechanism (9), wherein the reciprocating mechanism (9) comprises a supporting base (91) and a second driving cylinder (92), the baffle (3) is provided with a horizontal chute (31), the supporting base (91) is slidably connected with the horizontal chute (31), the second driving cylinder (92) is arranged on the baffle (3), an extension bar of the second driving cylinder (92) is connected with the supporting base (91), and the plurality of spray heads (4) are equidistantly arranged on the supporting base (91).

5. An anilox roll cleaning device of a flexographic printing machine according to claim 1, characterized in that the side of the baffle (3) adjacent to the anilox roll is provided with a matrix of protuberances (32) and the protuberances (32) are cone-shaped.

6. The anilox roller cleaning device of the flexographic printing machine as claimed in claim 1, wherein a filter screen (71) is connected to the side wall of the feed-back tank (7), a pushing screw (72) is rotatably connected to the bottom of the feed-back tank (7), one end of the pushing screw (72) extends to the outer wall of the feed-back tank (7) and is connected with a second driving motor (73) through a transmission mechanism, and a feed-back opening (74) which can be opened or closed is formed at the bottom of the feed-back tank (7).

7. An anilox roller cleaning device of a flexographic printing machine according to claim 1, characterized in that the dusting mechanism (5) comprises a bin (51), a mixing tank (52), a first fan (53), a first air filter (54), a first distributor (55) and a material pipe (56), the bottom of the bin (51) is connected with the mixing tank (52), the air inlet of the first fan (53) is connected with the first air filter (54), the air outlet thereof is connected with the mixing tank (52), the first distributor (55) is connected with the mixing tank (52), and the plurality of spray heads (4) are connected with the first distributor (55) through the material pipe (56).

8. An anilox roller cleaning device of a flexographic printing machine according to claim 1, characterized in that the blowing mechanism (8) comprises a second fan (81), a second air filter (82), a second distributor (83), air jets (84) and air pipes (85), the air inlet of the second fan (81) is connected with the second air filter (82), the air outlet thereof is connected with the second distributor (83), a plurality of the air jets (84) are arranged on the feed back trough (7) at equal intervals, the air jets (84) face towards the anilox roller, and the plurality of air jets (84) are connected with the second distributor (83) through the air pipes (85).