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CN-115970989-B - Thermal transfer printing carbon ribbon coating machine for labels and coating process

CN115970989BCN 115970989 BCN115970989 BCN 115970989BCN-115970989-B

Abstract

The invention relates to the technical field of printing, in particular to a thermal transfer printing carbon ribbon coating machine for labels and a coating process, which comprises a placing plate, wherein the upper end of the placing plate is provided with a supporting plate, two coating pieces are arranged at the front end of the supporting plate, the two coating pieces are bilaterally symmetrical and distributed up and down, and two drying modules are arranged in the middle of the front end of the supporting plate in an up-down symmetrical mode. The existing coating method of the white film generally adopts a coating machine to carry out coating treatment on the white film, the coating machine can effectively coat the glue to be coated on the surface of the white film and carry out drying treatment, the coating effect is good, but the existing coating machine can only carry out coating treatment on one surface of the white film generally in one coating process, and the coating efficiency of the white film is reduced. The invention adopts two coating mechanisms which are distributed up and down to work simultaneously, and can carry out coating treatment on two surfaces of the white film in one coating process, thereby improving the coating efficiency of the white film.

Inventors

  • YU WEIWEI
  • LAI ZHAOCHANG
  • LUO HAIXIANG
  • TIAN GUANGMING
  • LIU QUN
  • Luo Yezhen

Assignees

  • 福建鸣友新材料科技有限公司

Dates

Publication Date
20260505
Application Date
20221130

Claims (7)

  1. 1. The thermal transfer printing carbon ribbon coating machine for the labels comprises a placing plate (1), wherein a supporting plate (2) is arranged at the upper end of the placing plate (1), the thermal transfer printing carbon ribbon coating machine is characterized in that two coating pieces (3) are arranged at the front end of the supporting plate (2), the two coating pieces (3) are bilaterally symmetrical and distributed up and down, two drying modules (4) are arranged at the middle part of the front end of the supporting plate (2) in an up-down symmetrical mode, and a winding piece (5) is connected at the front end of the supporting plate (2), wherein: The coating piece (3) comprises a guide plate (31) arranged at the front end of the supporting plate (2), a sliding groove is formed in the upper end of the guide plate (31), a guide rod (32) is arranged between the left groove wall and the right groove wall of the sliding groove, a supporting rod (33) is sleeved on the guide rod (32), one end, far away from the drying module (4), of the supporting rod (33) is rotatably connected with an adjusting screw (34), the outer surface of the adjusting screw (34) is sleeved with an auxiliary plate which is arranged at the upper end of the guide plate (31) in a threaded connection mode, a coating mechanism (35) is arranged at the upper end of the supporting rod (33), and an auxiliary roller (36) which is rotatably connected with the front end of the supporting plate (2) is arranged on one side, close to the drying module (4), of the coating mechanism (35); The coating mechanism (35) comprises a glue collecting frame (351) arranged at the upper end of the supporting rod (33), the glue collecting frame (351) is of a U-shaped structure with an upward opening, the middle section of the glue collecting frame (351) is downwards inclined from the supporting rod (33) to the auxiliary roller (36), rectangular rods (352) are arranged on the inner end faces of the front and rear frame walls of the glue collecting frame (351), two coating rollers (353) which are rotatably connected inside the glue collecting frame (351) are arranged between the rectangular rods (352) and the auxiliary roller (36), the front ends of the coating rollers (353) penetrate through the front frame wall of the glue collecting frame (351) and are fixedly connected with an output shaft of a driving motor (354), the driving motor (354) is fixedly connected with the front end of the glue collecting frame (351), limiting plates (355) are sleeved on the rectangular rods (352) and are in running fit with the coating rollers (353), the upper ends of the limiting plates (355) are in threaded connection with jacking screws (356), the lower ends of the jacking screws (356) are contacted with the upper ends of the rectangular rods (352), and the lower ends of the jacking screws (353) are connected with the upper sealing units (357) which are arranged below the top sealing units (351); The top sealing unit (357) comprises a connecting frame (3571) arranged at the lower end of the glue collecting frame (351) and close to the coating roller (353), the connecting frame (3571) is of a U-shaped structure with an upward opening, a jacking screw (3572) is connected with the middle section of the connecting frame (3571) in a threaded penetrating mode, a top sealing block (3573) penetrating through the lower frame wall of the glue collecting frame (351) is connected with the upper end of the jacking screw (3572) in a rotating mode, an arc surface is arranged at the upper end of the top sealing block (3573), and a sealing ring is sleeved on the side wall of the top sealing block (3573).
  2. 2. The thermal transfer printing carbon ribbon coater for labels according to claim 1, wherein the winding part (5) comprises two placement rollers (51) rotatably connected to the front end of the supporting plate (2), the two placement rollers (51) are diagonally distributed up and down, two cleaning mechanisms (52) symmetrically distributed up and down are arranged on the left side of the placement roller (51) positioned on the lower side, the cleaning mechanisms (52) are fixedly connected with the supporting plate (2), a tensioning mechanism (53) mounted at the front end of the supporting plate (2) is arranged above the cleaning mechanism (52) positioned on the upper side, a first driving roller (54) is arranged above the auxiliary roller (36) positioned on the lower side, a second driving roller (55) is arranged below the auxiliary roller (36) positioned on the upper side, a third driving roller (56) is arranged above the auxiliary roller (36), and the first driving roller (54), the second driving roller (55) and the third driving roller (56) are rotatably connected with the supporting plate (2).
  3. 3. The thermal transfer ribbon coater for labels according to claim 2, wherein the cleaning mechanism (52) comprises a connecting pipe (521) penetrating through the supporting plate (2), a cleaning frame (522) is mounted at the front end of the connecting pipe (521), and a plurality of air outlet pipes (523) which are uniformly distributed are mounted on the cleaning frame (522).
  4. 4. The thermal transfer ribbon coater for labels according to claim 2, wherein the tensioning mechanism (53) comprises an electric push rod (531) arranged at the front end of the supporting plate (2), a pushing frame (532) is arranged at the left end of the electric push rod (531), the pushing frame (532) is of a U-shaped structure with an opening facing left, and a tensioning roller (533) is rotatably connected between the front side wall and the rear side wall of the pushing frame (532).
  5. 5. The heat transfer printing carbon ribbon coater for labels of claim 1, wherein the limiting plate (355) is provided with an arc-shaped opening near one end of the coating roller (353), a rubber pad is arranged in the arc-shaped opening, the rubber pad is tightly attached to the outer surface of the coating roller (353), and the upper end of the arc-shaped opening is provided with a gathering plate (3551) which is obliquely arranged on the limiting plate (355) outwards.
  6. 6. The heat transfer printing carbon ribbon coater for labels of claim 1 wherein the outer surface of the rectangular bar (352) is uniformly provided with graduations for determining the moving length of the limiting plate (355).
  7. 7. The thermal transfer ribbon coater for labels according to claim 1, wherein the process for coating the ribbon by using the ribbon coater comprises the following steps: S1, manually placing a coiled white film to be coated on a coiling piece (5) and carrying out traction winding, sequentially winding the white film around an auxiliary roller (36) positioned at the lower side from bottom to top, winding the white film around an auxiliary roller (36) positioned at the upper side after passing through a drying module (4) positioned at the lower side, and connecting the white film with the coiling piece (5) after passing through the drying module (4) positioned at the upper side; S2, tensioning the white film through a winding piece (5); S3, manually placing the glue to be coated into an upper coating mechanism (35) and a lower coating mechanism (35), starting the coating mechanism (35), and enabling the coating mechanism (35) to be contacted with the glue and attached; s4, manually rotating an adjusting screw (34), driving a coating mechanism (35) to move towards the white film and contact the white film by the adjusting screw (34), starting a winding piece (5), driving the white film to move by the winding piece (5), coating glue on the front side and the back side of the white film by the aid of the two coating mechanisms (35) and corresponding auxiliary rollers (36), drying the glue on the surface of the white film by the aid of the drying modules (4), finishing coating of the white film by the aid of the drying modules (4), and manually taking the white film off from the winding piece (5), so that coating is finished.

Description

Thermal transfer printing carbon ribbon coating machine for labels and coating process Technical Field The invention relates to the technical field of printing, in particular to a thermal transfer printing carbon ribbon coating machine for labels and a coating process. Background The thermal transfer carbon ribbon is a basic consumable material of a thermal transfer technology, and along with the rapid development of the electronic computer industry, the application field of the thermal sensitive consumable material is wider and wider, and the thermal transfer carbon ribbon is widely applied to printing of two-dimensional codes or bar codes in various fields such as food and medicines, aerospace, automobile industry, electronic power and the like. The carbon strip is formed by a series of coating of the white film, the untreated white film is often required to be coated on two sides of the white film, the use is convenient later, the existing white film coating method is usually used for coating the white film by using a coating machine, the existing coating machine can effectively coat the glue to be coated on the surface of the white film and carry out drying treatment, the coating effect is good, and the coating work is stable. However, the existing coating machine generally only can carry out coating treatment on one surface of the white film in one coating process, after one coating is completed, the carbon tape needs to be manually taken down and replaced, then the white film is installed on the coating machine to carry out coating treatment again, the coating efficiency of the white film is reduced, the manpower consumption is increased, a certain temperature exists after the drying equipment on the coating machine is closed, and a certain potential safety hazard exists when the white film passes through the drying equipment after the surface replacement. Disclosure of Invention The technical problems to be solved are as follows: the thermal transfer carbon ribbon coating machine and the coating process for the labels can solve the problems in the process of coating the white film. In order to achieve the above purpose, the invention adopts the following technical scheme that the thermal transfer printing carbon ribbon coating machine for the labels comprises a placing plate, wherein the upper end of the placing plate is provided with a supporting plate, the front end of the supporting plate is provided with two coating pieces which are bilaterally symmetrical and distributed up and down, the middle part of the front end of the supporting plate is provided with two drying modules which are bilaterally symmetrical, and the front end of the supporting plate is connected with a winding piece. The coating piece is including installing the deflector of backup pad front end, the sliding tray has been seted up to the deflector upper end, installs the guide bar between the two cell walls about the sliding tray, and the cover is equipped with the bracing piece on the guide bar, and the bracing piece is kept away from drying module's one end and is rotated and be connected with adjusting screw, and adjusting screw surface cover is established and threaded connection has and installs the accessory plate of deflector upper end, and coating mechanism is installed to the bracing piece upper end, and one side that coating mechanism is close to drying module is provided with the auxiliary roller that rotates to be connected the backup pad front end. As a preferable technical scheme of the invention, the coating mechanism comprises a glue collecting frame arranged at the upper end of the supporting rod, the glue collecting frame is of a U-shaped structure with an upward opening, the middle section of the glue collecting frame is inclined downwards from the supporting rod to the auxiliary roller, rectangular rods are arranged on the inner end faces of the front frame wall and the rear frame wall of the glue collecting frame, coating rollers which are rotationally connected inside the glue collecting frame are arranged between the two rectangular rods and the auxiliary roller, the front end of each coating roller penetrates through the front frame wall of the glue collecting frame and is fixedly connected with an output shaft of a driving motor, the driving motor is fixedly connected with the front end of the glue collecting frame, a limiting plate is sleeved on each rectangular rod and is in running fit with the coating roller, the upper end of each limiting plate is in threaded connection with a jacking screw, the lower end of each jacking screw is in contact with the upper end of each rectangular rod, and a jacking unit connected to the glue collecting frame is arranged below each coating roller. As a preferable technical scheme of the invention, the winding piece comprises two placing rollers rotatably connected to the front end of the supporting plate, the two placing rollers are distributed diagonally from top to