CN216857190U

CN216857190U - High-precision swing arm scraper type coating machine

Info

Publication number: CN216857190U
Application number: CN202220128217.0U
Authority: CN
Inventors: 巫明生
Original assignee: Sika Guangdong New Material Co ltd
Current assignee: Sika Guangdong New Material Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-07-01
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses a high-precision swing arm scraper type coating machine which comprises an unwinding roller, wherein a base film is arranged on the unwinding roller, the base film is sequentially wound and connected with a tensioning roller, a coating roller and an adjustable scraper, the winding roller is connected to the end part of the other end of the base film, an oven is arranged between the winding roller and the scraper, a plurality of T-shaped coating nozzles are connected to the coating roller, side plates are respectively arranged on two sides of the scraper in a sliding connection mode, a supporting plate is connected to the top end of each side plate, precise differentiators are rotatably connected to two sides of each supporting plate, grooves are connected to the precise differentiators in the grooves, a second screw rod is connected to the grooves through threads, a magnetic block is rotatably connected to the other ends of the second screw rod, and the scraper and the magnetic block are arranged in an attraction mode. Compared with the prior art, the utility model has the advantages that: the scraper height can be accurately adjusted, the scraper can be conveniently detached, the materials to be coated can be fed at intervals, and the redundant materials to be coated can be recycled.

Description

High-precision swing arm scraper type coating machine

Technical Field

The utility model relates to a coating machine, in particular to a high-precision swing arm scraper type coating machine.

Background

The coating machine is mainly used for the surface coating process production of films, paper and the like, and the coating machine is used for coating a layer of glue, paint or ink with a specific function on a coiled substrate, drying and then rolling. The coating machine adopts a special multifunctional coating head, can realize the generation of surface coating in various forms, and the winding and unwinding of the coating machine are both provided with a full-speed automatic film receiving mechanism, and the PLC program tension is automatically controlled in a closed loop manner; the first knife coater patents were introduced in the 50's of the 20 th century. The knife coater technology has since developed rapidly. The blade coating heads are also classified into various types according to the difference in the feeding equipment, the type of the blade, and the mounting position of the blade, such as hard-edge blade coaters, drag-blade coaters, soft-edge blade coaters, fountain-type feeding blade coaters, short dwell blade coaters, beer blade coaters, doctor roll coaters, and the like; the traditional coating machine with the scraper is gathered at the same side of the scraper, so that the phenomenon of uneven coating is easily caused during gluing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provide a high-precision swing arm scraper type coating machine which is convenient for accurately adjusting the height of a scraper, disassembling the scraper, blanking materials to be coated at intervals and recovering redundant materials to be coated.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a high accuracy swing arm scraper formula coating machine, includes the unwinding roller, be equipped with the base film on the unwinding roller, the base film is kept away from the unwinding roller and is equipped with tensioning roller, coating roll, adjustable scraper and be equipped with the wind-up roll in other end connection in proper order around connecing, the base film is equipped with the oven between wind-up roll and scraper, tensioning roller internal rotation is connected and is equipped with the roller, the connection is equipped with the locating part on the roller, connect the coating shower nozzle that is equipped with a plurality of T types on the coating roll, scraper both sides sliding connection respectively are equipped with the curb plate, the curb plate top is connected and is equipped with the backup pad, the backup pad both sides are rotated and are connected and are equipped with accurate differentiator, accurate differentiator in-connection is equipped with the recess, be equipped with lead screw two through threaded connection in the recess, the two other ends of lead screw are rotated and are connected and are equipped with the magnetic path, the scraper sets up with the actuation magnetic path.

Compared with the prior art, the utility model has the advantages that: the method comprises the steps of putting a material to be coated into a coating roller in advance, adjusting the height of a scraper, driving a screw rod II by rotating a precise differentiator, driving a magnetic block by the screw rod II, driving the scraper to move up and down by the magnetic block, facilitating the precise adjustment of the height of the scraper, then enabling a base film on an unwinding roller to penetrate through a tensioning roller, the coating roller and the scraper, penetrating through an oven, finally connecting the base film on a winding roller, rolling along with the winding roller, transferring the base film, enabling the material to be coated to flow onto the base film when a coating nozzle on the coating roller contacts the base film, limiting the thickness of the material to be coated on the base film through the scraper, drying through the oven, and finally winding on the winding roller.

Further, the locating part includes the mounting panel at sliding connection roller both ends, it leads to the groove to connect to be equipped with on the mounting panel, lead to groove and roller sliding connection, it is equipped with lead screw one to rotate the connection on the roller, a lead screw other end runs through the mounting panel and connects at the top and be equipped with the hand wheel, the hand wheel rotates and connects the mounting panel, and through rotating the hand wheel, hand wheel drive lead screw rotates, and a lead screw drive roller slides in leading to the groove, and then adjusts the tensioning force of tensioning roller to the base film.

Further, the coating roll in-connection is equipped with a plurality of bracing pieces, the bracing piece other end is connected and is equipped with the connecting cylinder, the connecting cylinder internal rotation is connected and is equipped with the coating axle, be equipped with the coating chamber between connecting cylinder and the coating roll, the connection is equipped with a plurality of T type grooves on the coating roll inner wall, sliding seal connects the coating shower nozzle in the T type groove, coating shower nozzle in-connection is equipped with the unloading passageway of T type, the coating shower nozzle both sides are connected respectively and are equipped with the spring, T type groove is connected to the spring other end, when the coating shower nozzle contacts the base film, because the tensile force drive coating shower nozzle of base film slips into the coating chamber, the tensile power of holding of spring, the material of treating in the coating intracavity at this moment flows on the base film through the unloading passageway, when the coating shower nozzle no longer butt base film, the spring shrink reset drive coating shower nozzle, and then the unloading passageway is closed.

Further, the scraper is equipped with near coating roll one side below and connects the silo, connect the silo top to connect and be equipped with the filter screen, connect the setting of silo to be convenient for retrieve the coating that leaks and get off, the filter screen is convenient for filter the impurity in the coating simultaneously.

Furthermore, the precise differentiator is externally connected with scale marks, and the arrangement of the scale marks is convenient for assisting the precise differentiator to accurately adjust the height of the scraper.

Drawings

Fig. 1 is a schematic structural view of a high-precision swing arm doctor coater of the present invention.

Fig. 2 is a schematic view of the structure of the doctor blade.

Fig. 3 is a side view of the doctor blade.

Fig. 4 is a schematic diagram of a in fig. 1.

As shown in the figure: 1. unreeling roller, 2, base film, 3, tensioning roller, 4, coating roll, 5, scraper, 6, wind-up roll, 7, oven, 8, roller shaft, 9, coating shower nozzle, 10, curb plate, 11, backup pad, 12, accurate differentiator, 13, recess, 14, lead screw one, 15, magnetic path, 16, mounting panel, 17, logical groove, 18, lead screw two, 19, hand wheel, 20, bracing piece, 21, connecting cylinder, 22, coating chamber, 23, T type groove, 24, unloading passageway, 25, spring, 26, connect the silo, 27, filter screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-4, a high-precision swing arm scraper type coating machine comprises an unwinding roller 1, a base film 2 is arranged on the unwinding roller 1, the base film 2 is far away from the unwinding roller 1 and is sequentially provided with a tension roller 3, a coating roller 4, an adjustable scraper 5 and a winding roller 6 through connection of the end part of the other end, an oven 7 is arranged between the winding roller 6 and the scraper 5, a roller shaft 8 is arranged in the tension roller 3 in a rotary connection manner, a limiting part is connected and arranged on the roller shaft 8, a plurality of T-shaped coating nozzles 9 are connected and arranged on the coating roller 4, two sides of the scraper 5 are respectively provided with a side plate 10 in a sliding connection manner, a supporting plate 11 is connected and arranged at the top end of the side plate 10, precise differentiators 12 are arranged on the two sides of the supporting plate 11 in a rotary connection manner, grooves 13 are connected and arranged in the precise differentiators 12, two lead screws 18 are arranged in the grooves 13 through threaded connection, the other end of the second screw rod 18 is rotatably connected with a magnetic block 15, and the scraper 5 is attracted with the magnetic block 15.

The limiting part comprises mounting plates 16 which are connected with two ends of the roller shaft 8 in a sliding manner, a through groove 17 is connected to the mounting plates 16, the through groove 17 is connected with the roller shaft 8 in a sliding manner, a first screw rod 14 is rotatably connected to the roller shaft 8, the other end of the first screw rod 14 penetrates through the mounting plates 16, a hand wheel 19 is connected to the top of the first screw rod 14, and the hand wheel 19 is rotatably connected with the mounting plates 16; a plurality of support rods 20 are connected in the coating roller 4, the other ends of the support rods 20 are connected with a connecting cylinder 21, a coating shaft is rotatably connected in the connecting cylinder 21, a coating cavity 22 is arranged between the connecting cylinder 21 and the coating roller 4, a plurality of T-shaped grooves 23 are connected on the inner wall of the coating roller 4, a coating nozzle 9 is connected in the T-shaped grooves 23 in a sliding and sealing manner, a T-shaped blanking channel 24 is connected in the coating nozzle 9, springs 25 are respectively connected to two sides of the coating nozzle 9, and the other ends of the springs 25 are connected with the T-shaped grooves 23; a material receiving groove 26 is arranged below one side of the scraper 5 close to the coating roller 4, and the top of the material receiving groove 26 is connected with a filter screen 27; and the outside of the precise differentiator 12 is connected with scale marks.

When the method is implemented specifically, a material to be coated is placed in the coating roller 4 in advance, the height of the scraper 5 is adjusted, the screw rod II 18 is driven by rotating the precise differentiator 12, the magnetic block 15 is driven by the screw rod II 18, the magnetic block 15 drives the scraper 5 to move up and down, so that the height of the scraper 5 can be accurately adjusted conveniently, and the setting of the scale lines is convenient for assisting the precise differentiator 12 to accurately adjust the height of the scraper 5; then, the base film 2 on the unwinding roller 1 penetrates through a tensioning roller 3, a coating roller 4 and a scraper 5, passes through an oven 7 and is finally connected to a winding roller 6, the hand wheel 19 is rotated, the hand wheel 19 drives the first screw rod 14 to rotate, the first screw rod 14 drives the roller shaft 8 to slide in the through groove 17, and then the tensioning force of the tensioning roller 3 on the base film 2 is adjusted; the base film 2 is transferred along with the winding of the winding roller 6, when the coating nozzle 9 contacts the base film 2, the coating nozzle 9 is driven to slide into the coating cavity 22 due to the tensile force of the base film 2, the spring 25 is stretched to store force, at the moment, the material to be coated in the coating cavity 22 flows onto the base film 2 through the blanking channel 24, then the thickness of the material to be coated on the base film 2 is limited through the scraper 5, and then the material is dried through the oven 7 and finally wound on the winding roller 6; when the coating nozzle 9 is not abutted to the base film 2 any more, the spring 25 contracts and resets to drive the coating nozzle 9 to reset, and then the blanking channel 24 is closed; the material receiving groove 26 is convenient for recovering leaked paint, and the filter screen 27 is convenient for filtering impurities in the paint.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a high accuracy swing arm scraper formula coating machine, includes unreeling roller (1), its characterized in that: the roll-up device is characterized in that a base film (2) is arranged on the roll-up roll (1), the base film (2) is far away from the roll-up roll (1) and is sequentially wound and connected with a tensioning roll (3), a coating roll (4) and an adjustable scraper (5), the other end of the roll-up roll is connected with a winding roll (6), the base film (2) is provided with an oven (7) between the winding roll (6) and the scraper (5), a roll shaft (8) is rotatably connected in the tensioning roll (3), a limiting part is connected and arranged on the roll shaft (8), a plurality of T-shaped coating nozzles (9) are connected and arranged on the coating roll (4), side plates (10) are respectively slidably connected and arranged on two sides of the scraper (5), a support plate (11) is connected and arranged on the top end of each side plate (10), a precise differentiator (12) is rotatably connected and arranged on two sides of the support plate (11), a groove (13) is connected and arranged in the precise differentiator (12), the groove (13) is internally provided with a second screw rod (18) in a threaded connection mode, the other end of the second screw rod (18) is rotatably connected with a magnetic block (15), and the scraper (5) and the magnetic block (15) are attracted.

2. A high precision swing arm knife coater according to claim 1 wherein: the locating part includes mounting panel (16) at sliding connection roller (8) both ends, it is equipped with logical groove (17) to connect on mounting panel (16), lead to groove (17) and roller (8) sliding connection, the connection of rotating on roller (8) is equipped with lead screw (14), lead screw (14) other end runs through mounting panel (16) and is equipped with hand wheel (19) in the top connection, hand wheel (19) rotate and connect mounting panel (16).

3. A high precision swing arm knife coater according to claim 1 wherein: coating roller (4) in-connection is equipped with a plurality of bracing pieces (20), bracing piece (20) other end connection is equipped with connecting cylinder (21), the internal rotation of connecting cylinder (21) is connected and is equipped with the coating axle, be equipped with coating chamber (22) between connecting cylinder (21) and coating roller (4), it is equipped with a plurality of T type grooves (23) to connect on coating roller (4) inner wall, sliding seal connects coating shower nozzle (9) in T type groove (23), coating shower nozzle (9) in-connection is equipped with unloading passageway (24) of T type, coating shower nozzle (9) both sides are connected respectively and are equipped with spring (25), T type groove (23) is connected to spring (25) other end.

4. A high precision swing arm knife coater according to claim 1 wherein: a material receiving groove (26) is arranged below one side, close to the coating roll (4), of the scraper (5), and a filter screen (27) is connected to the top of the material receiving groove (26).

5. A high precision swing arm knife coater according to claim 1 wherein: and scale marks are connected outside the precise differentiator (12).