Label printing device with position correction structure

Abstract

The present invention provides a label printing device with a position correction structure, which relates to the field of printing technology and comprises: a base frame; a bracket is welded on the left side of the base frame, two groups of No. 1 sliding plates and No. 2 sliding plates are slidably arranged on the bracket, and a double-headed screw is installed on the bracket through a bearing, and the front and rear ends of the double-headed screw are provided with threads of opposite rotation directions; the present invention enables the No. 1 sliding plate and the No. 2 sliding plate to move by rotating a hand wheel, and the position of the substrate can be corrected by a correction roller to prevent the substrate from being shifted during transportation; when printing, the No. 1 hydraulic rod is extended to raise the lifting plate, and the feed plate is supported by two groups of lifting rods, the No. 3 hydraulic rod is extended to raise the material blocking and supporting knife, and the right side of the feed plate is positioned by the material blocking and supporting knife, and the No. 2 hydraulic rod is extended to allow the fixed column to tighten the left side of the feed plate, so as to fix the feed plate, prevent the substrate on the feed plate from shaking during printing, and improve the stability of the substrate.

Description

Technical Field

[0001] The present invention relates to the field of printing technology, and in particular to a label printing device with a position correction structure. Background Art

[0002] Labels are indispensable materials for marking product targets, categories or contents in existing production and life, and have been widely used in production and life. Screen printing refers to using a silk screen as a base and making a silk screen printing plate with images through a photosensitive platemaking method. Silk screen printing consists of five major elements: a silk screen printing plate, a scraper, ink, a printing table and a substrate. Printing is carried out using the basic principle that the mesh holes of the graphic part of the silk screen printing plate can pass the ink, while the mesh holes of the non-graphic part cannot pass the ink. The present invention is a label printing device with a position correction structure.

[0003] When the existing label printing device prints on a substrate, the substrate is prone to positional deviation during the transmission process, and the substrate has low stability during printing, which affects the printing quality. Summary of the invention

[0004] The disclosed embodiment relates to a label printing device with a position correction structure to solve the problem that when the existing label printing device prints on the substrate, the substrate is prone to position deviation during the transmission process, and the substrate has low stability during printing, which affects the printing quality.

[0005] In a first aspect of the present disclosure, a label printing device with a position correction structure is provided, which specifically comprises: a base frame; a bracket is welded on the left side of the base frame;

[0006] Two groups of sliding plates No. 1 and No. 2 are slidably arranged on the bracket, and a double-headed screw is installed on the bracket through a bearing, the front and rear ends of the double-headed screw are provided with threads of opposite rotation directions, and the front and rear ends of the double-headed screw are respectively matched with the lower end threads of the No. 2 sliding plate and the No. 1 sliding plate, a hand wheel is fixed on the rear end of the double-headed screw, two groups of mounting frames are installed on the No. 1 sliding plate and the No. 2 sliding plate through bolts, correction rollers are installed on the mounting frames through bearings, and support frames are installed on the No. 1 sliding plate and the No. 2 sliding plate through bolts, brackets are welded on the two groups of support frames, a bracket is fixed between the two groups of brackets, and two groups of rollers are installed between the two groups of brackets through bearings.

[0007] In at least some embodiments, a top plate is fixed to the upper ends of the two groups of support frames, a lifting seat is mounted on the top plate by bolts, a screw rod is movable inside the lifting seat, a worm gear is threaded on the screw rod, the worm gear is located inside the lifting seat, a worm is fixed on the input shaft of the lifting seat, the worm gear is meshed with the worm gear, and a connecting plate is fixed to the lower end of the screw rod.

[0008] In at least some embodiments, a top frame is mounted on the top plate by bolts, a gear box is mounted on the top frame by bolts, a No. 1 motor is mounted on the gear box by bolts, and an output shaft of the gear box is connected to an input shaft of the lifting seat by a chain.

[0009] In at least some embodiments, two groups of guide cylinders are fixed on the top plate, auxiliary rods are sliding inside the guide cylinders, the lower ends of the two groups of auxiliary rods are fixedly connected to the upper end of the connecting plate, two groups of side plates are installed on the connecting plate by bolts, a top roller is installed between the two groups of side plates by bearings, a support plate is installed on the side plate near the rear end of the connecting plate by bolts, a No. 2 motor is installed on the support plate by bolts, and the output shaft of the No. 2 motor is connected to the rotating shaft of the top roller by a belt.

[0010] In at least some embodiments, two groups of mounting seats are installed on the upper end of the base frame by bolts, and rotating columns are installed on the two groups of mounting seats by bearings. Two groups of circular conveyor belts are connected between the rotating columns on the two groups of mounting seats, and two groups of connecting columns are installed between the two groups of mounting seats by bolts, and grooves are provided on the two groups of connecting columns. Lifting rods are installed in the grooves on the two groups of connecting columns, and grooves are provided on the lifting rods. The two groups of circular conveyor belts are respectively located in the grooves on the two groups of lifting rods.

[0011] In at least some embodiments, a No. 1 hydraulic rod is fixed to the two groups of mounting seats, a lifting plate is fixed to the upper end of the piston rod of the No. 1 hydraulic rod, the front and rear ends of the lifting plate are respectively connected to the two groups of lifting rods, and two groups of linear bearing seats are installed on the two groups of mounting seats by bolts, and two groups of round rods are fixed to the lower end of the lifting plate, and the round rods move in the linear bearing seats.

[0012] In at least some embodiments, two groups of fixing seats are fixed on the mounting seat near the left side of the base frame, a right-angle plate is slid on the fixing seat, a second hydraulic rod is installed between the right-angle plate and the fixing seat by bolts, and a fixing column is fixed on the upper end of the right-angle plate.

[0013] In at least some embodiments, a No. 3 hydraulic rod is fixed on the mounting seat near the right side of the base frame, a material stopper and support knife is fixed to the upper end of the piston rod of the No. 3 hydraulic rod, and a No. 3 electric motor is installed at the rear end of the mounting seat near the right side of the base frame through bolts, and the output shaft of the No. 3 electric motor is connected to the rotating column on the mounting seat near the right side of the base frame through a belt, and a material discharge plate is installed on the two sets of circular conveyor belts.

[0014] In at least some embodiments, a vertical plate is fixed on the base frame, a lifting plate is slid on the vertical plate, and a threaded rod is installed on the front end of the vertical plate through a bearing, the threaded rod cooperates with the rear end thread of the lifting plate, a top seat is installed on the upper end of the vertical plate through bolts, a No. 4 motor is installed on the top seat through bolts, the output shaft of the No. 4 motor is connected to the threaded rod through a belt, a horizontal plate is fixed on the lifting plate, side seats are installed on the left and right ends of the horizontal plate through bolts, movable frames are movable on both groups of side seats, a No. 6 hydraulic rod is fixed on the side seat, the upper end of the piston rod of the No. 6 hydraulic rod is connected to the movable frame, and a material blocking plate is fixed to the lower end of the movable frame.

[0015] In at least some embodiments, a No. 5 motor is mounted on the transverse plate by bolts, and a movable block is mounted on the transverse plate by bolts, a pulley is mounted on the movable block by a bearing, a transmission belt is connected between the output shaft of the No. 5 motor and the pulley on the movable block, a movable seat is slidably mounted on the transverse plate, the rear end of the movable seat is fixedly connected to the transmission belt, a connecting frame is slidably mounted on the movable seat, a No. 4 hydraulic rod is fixed on the movable seat, the upper end of the piston rod of the No. 4 hydraulic rod is connected to the connecting frame, a welding plate is fixed to the lower end of the connecting frame, a welding frame is welded to the lower end of the welding plate, two groups of guide rods are fixed on the welding frame, a moving block slides on the two groups of guide rods, a No. 5 hydraulic rod is fixed on the welding frame, the piston rod of the No. 5 hydraulic rod is fixedly connected to the moving block, a hanger is fixed to the lower end of the hanger, a clamping seat is mounted on the lower end of the hanger by bolts, and a printing head is mounted on the lower end of the clamping seat by bolts.

[0016] The present invention provides a label printing device with a position correction structure, which has the following beneficial effects:

[0017] Two groups of sliding plates, No. 1 and No. 2, are slidably arranged on the bracket in the present invention, and a double-headed screw is installed on the bracket through a bearing, and the front and rear ends of the double-headed screw are provided with threads of opposite rotation directions, and the front and rear ends of the double-headed screw are respectively matched with the lower end threads of the No. 2 sliding plate and the No. 1 sliding plate, and a hand wheel is fixed to the rear end of the double-headed screw, and two groups of mounting frames are installed on the No. 1 sliding plate and the No. 2 sliding plate through bolts, and correction rollers are installed on the mounting frames through bearings, and the No. 1 sliding plate and the No. 2 sliding plate are moved by rotating the hand wheel, and the position of the substrate can be corrected by the correction roller to prevent the substrate from being shifted during the conveying process and affecting the printing quality.

[0018] In addition, in the present invention, when printing is performed, the No. 1 hydraulic rod is extended to raise the lifting plate, and the feed plate is supported by two sets of lifting rods. The No. 3 hydraulic rod is extended to raise the material blocking knife, and the right side of the feed plate is positioned by the material blocking knife. The No. 2 hydraulic rod is extended to tighten the fixed column against the left side of the feed plate, thereby fixing the feed plate, preventing the substrate on the feed plate from shaking during printing, and improving the stability of the substrate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0020] The accompanying drawings described below are only related to some embodiments of the present invention, and are not intended to limit the present invention. In the accompanying drawings:

[0021] Figure 1 A schematic diagram showing the overall structure of the present application;

[0022] Figure 2 A schematic structural diagram of the bracket of the present application is shown;

[0023] Figure 3 This application shows Figure 2 A schematic diagram of the enlarged structure of part A;

[0024] Figure 4 A schematic diagram of the structure of the top plate of the present application is shown;

[0025] Figure 5 This application shows Figure 2 A schematic diagram of the enlarged structure of part B;

[0026] Figure 6 A schematic structural diagram of the mounting base of the present application is shown;

[0027] Figure 7 This application shows Figure 6 A schematic diagram of the enlarged structure of the middle C part;

[0028] Figure 8 A schematic structural diagram of the front end of the vertical plate of the present application is shown;

[0029] Fig. 9 A schematic structural diagram of the rear end of the vertical plate of the present application is shown;

[0030] Fig.10 This application shows Figure 8 A schematic diagram of the enlarged structure of the D part;

[0031] Fig.11 A schematic diagram of the structure of the moving block of the present application is shown.

[0032] List of reference numerals: 1, base frame; 2, bracket; 21, sliding plate No. 1; 22, sliding plate No. 2; 221, mounting frame; 222, correction roller; 23, double-headed screw; 231, hand wheel; 24, support frame; 241, bracket; 242, bracket; 243, roller; 25, top plate; 251, lifting seat; 2511, screw rod; 252, top frame; 2521, gear box; 2522, motor No. 1; 253, guide cylinder; 2531, auxiliary rod; 26, connecting plate; 261, side plate; 2611, support plate; 2612, motor No. 2; 262, top roller; 3, mounting seat; 31, rotating column; 311, circular conveyor belt; 32, connecting column; 33, lifting rod; 34, hydraulic rod No. 1; 341, lifting plate; 3411, round rod; 342 , linear bearing seat; 35, fixed seat; 351, No. 2 hydraulic rod; 352, right angle plate; 3521, fixed column; 36, discharge plate; 37, No. 3 hydraulic rod; 371, material stopper and knife; 38, No. 3 motor; 4, vertical plate; 41, lifting plate; 411, threaded rod; 412, top seat; 413, No. 4 motor; 42, horizontal plate; 421, No. 5 motor; 422, movable block; 423, transmission belt; 43, movable seat; 431, connecting frame; 432, No. 4 hydraulic rod; 433, welding plate; 44, side seat; 441, movable frame; 442, material stopper plate; 443, No. 6 hydraulic rod; 45, welding frame; 451, guide rod; 452, moving block; 4521, hanger; 4522, clamping seat; 4523, printing head; 453, No. 5 hydraulic rod. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] Example 1: Please refer to Figures 1 to 11 :

[0035] The present invention proposes a label printing device with a position correction structure, comprising: a base frame 1; a bracket 2 is welded on the left side of the base frame 1, two sets of first sliding plates 21 and second sliding plates 22 are slidably arranged on the bracket 2, and a double-headed screw 23 is installed on the bracket 2 through a bearing, and the front and rear ends of the double-headed screw 23 are provided with threads with opposite rotation directions, and the front and rear ends of the double-headed screw 23 are respectively matched with the lower end threads of the second sliding plate 22 and the first sliding plate 21, and the rear end of the double-headed screw 23 is A hand wheel 231 is fixed, two sets of mounting frames 221 are installed on the No. 1 sliding plate 21 and the No. 2 sliding plate 22 by bolts, correction rollers 222 are installed on the mounting frames 221 by bearings, and support frames 24 are installed on the No. 1 sliding plate 21 and the No. 2 sliding plate 22 by bolts, brackets 241 are welded on the two sets of support frames 24, a support plate 242 is fixed between the two sets of brackets 241, and two sets of rollers 243 are installed between the two sets of brackets 241 by bearings.

[0036] In the embodiment of the present disclosure, a top plate 25 is fixed to the upper end of the two groups of support frames 24, a lifting seat 251 is installed on the top plate 25 by bolts, a screw rod 2511 is movable inside the lifting seat 251, a worm gear is threaded on the screw rod 2511, the worm gear is located inside the lifting seat 251, a worm is fixed on the input shaft of the lifting seat 251, the worm is meshed with the worm gear, a connecting plate 26 is fixed to the lower end of the screw rod 2511, a top frame 252 is installed on the top plate 25 by bolts, a gear box 2521 is installed on the top frame 252 by bolts, a No. 1 motor 2522 is installed on the gear box 2521 by bolts, the output shaft of the gear box 2521 is connected to the input shaft of the lifting seat 251 by a chain, and two groups of guide cylinders 252 are fixed on the top plate 25. 53. An auxiliary rod 2531 is slidably arranged inside the guide cylinder 253. The lower ends of the two groups of auxiliary rods 2531 are fixedly connected to the upper end of the connecting plate 26. Two groups of side plates 261 are installed on the connecting plate 26 by bolts. A top roller 262 is installed between the two groups of side plates 261 by bearings. A support plate 2611 is installed on the side plate 261 near the rear end of the connecting plate 26 by bolts. A No. 2 motor 2612 is installed on the support plate 2611 by bolts. The output shaft of the No. 2 motor 2612 is connected to the rotating shaft of the top roller 262 by a belt. The function of the No. 2 motor 2612 is to operate the No. 1 motor 2522 to lower the connecting plate 26 so that the top roller 262 is pressed down on the upper end of the substrate. The No. 2 motor 2612 is operated to rotate the top roller 262 so that the substrate is transported to the right.

[0037] In the disclosed embodiment, two sets of mounting seats 3 are installed on the upper end of the base frame 1 by bolts, and rotating columns 31 are installed on the two sets of mounting seats 3 by bearings. Two sets of circular conveyor belts 311 are connected between the rotating columns 31 on the two sets of mounting seats 3, and two sets of connecting columns 32 are installed between the two sets of mounting seats 3 by bolts. Grooves are provided on the two sets of connecting columns 32, and lifting rods 33 are installed in the grooves on the two sets of connecting columns 32. Grooves are provided on the lifting rods 33, and the two sets of circular conveyor belts 311 are respectively located in the grooves on the two sets of lifting rods 33. 3, a No. 1 hydraulic rod 34 is fixed on each of the plurality of mounting seats 3, a lifting plate 341 is fixed on the upper end of the piston rod of the No. 1 hydraulic rod 34, the front and rear ends of the lifting plate 341 are respectively connected with two sets of lifting rods 33, and two sets of linear bearing seats 342 are installed on the two sets of mounting seats 3 by bolts, two sets of round rods 3411 are fixed on the lower end of the lifting plate 341, and the round rods 3411 move in the linear bearing seats 342, and two sets of fixed seats 35 are fixed on the mounting seat 3 near the left side of the bottom frame 1, and a right-angle plate 352 is slidably provided on the fixed seat 35, and the right-angle plate 352 and the fixed seat 35 are connected. A No. 2 hydraulic rod 351 is installed by bolts, a fixing column 3521 is fixed to the upper end of the right-angle plate 352, a No. 3 hydraulic rod 37 is fixed on the mounting seat 3 near the right side of the base frame 1, a material blocking knife 371 is fixed to the upper end of the piston rod of the No. 3 hydraulic rod 37, and a No. 3 motor 38 is installed by bolts at the rear end of the mounting seat 3 near the right side of the base frame 1, and the output shaft of the No. 3 motor 38 is connected to the rotating column 31 on the mounting seat 3 near the right side of the base frame 1 through a belt, and a discharge plate 36 is installed on the two sets of circular conveyor belts 311, and its function is to: run the three The No. 3 hydraulic rod 37 is extended to lift the material blocking knife 371, and the right side of the material discharging plate 36 is positioned by the material blocking knife 371. The No. 2 hydraulic rod 351 is extended to tighten the fixed column 3521 against the left side of the material discharging plate 36, so as to fix the material discharging plate 36, prevent the substrate on the material discharging plate 36 from shaking during printing, and improve the stability of the substrate.

[0038] Embodiment 2, on the basis of embodiment 1, a vertical plate 4 is fixed on the bottom frame 1, a lifting plate 41 is slid on the vertical plate 4, and a threaded rod 411 is installed on the front end of the vertical plate 4 through a bearing, and the threaded rod 411 is threadedly matched with the rear end of the lifting plate 41, and a top seat 412 is installed on the upper end of the vertical plate 4 through bolts, and a No. 4 motor 413 is installed on the top seat 412 through bolts, and the output shaft of the No. 4 motor 413 is connected to the threaded rod 411 through a belt, and a horizontal plate 42 is fixed on the lifting plate 41, and the left and right sides of the horizontal plate 42 are connected to the threaded rod 411 through a belt. The ends are both installed with side seats 44 by bolts, and movable frames 441 are movable on the two groups of side seats 44. A No. 6 hydraulic rod 443 is fixed on the side seats 44. The upper end of the piston rod of the No. 6 hydraulic rod 443 is connected to the movable frame 441, and a baffle plate 442 is fixed at the lower end of the movable frame 441. Its function is: by running the No. 4 motor 413 to rotate the threaded rod 411, it is convenient to adjust the height of the cross plate 42, and the No. 6 hydraulic rod 443 is extended to make the baffle plate 442 drop, and the printing material is blocked by the two groups of baffle plates 442.

[0039] Embodiment 3, on the basis of embodiment 1 and embodiment 2, a No. 5 motor 421 is installed on the horizontal plate 42 by bolts, and a movable block 422 is installed on the horizontal plate 42 by bolts, a pulley is installed on the movable block 422 by a bearing, a transmission belt 423 is connected between the output shaft of the No. 5 motor 421 and the pulley on the movable block 422, a movable seat 43 is slidably provided on the horizontal plate 42, a rear end of the movable seat 43 is fixedly connected to the transmission belt 423, a connecting frame 431 is slidably provided on the movable seat 43, a No. 4 hydraulic rod 432 is fixed on the movable seat 43, the upper end of the piston rod of the No. 4 hydraulic rod 432 is connected to the connecting frame 431, a welding plate 433 is fixed to the lower end of the connecting frame 431, and a welding frame 45 is welded to the lower end of the welding plate 433, Two groups of guide rods 451 are fixed on the welding frame 45, and moving blocks 452 are slid on the two groups of guide rods 451. A No. 5 hydraulic rod 453 is fixed on the welding frame 45, and the piston rod of the No. 5 hydraulic rod 453 is fixedly connected to the moving block 452. A hanger 4521 is fixed to the lower end of the moving block 452, and a clamping seat 4522 is installed at the lower end of the hanger 4521 through bolts, and a printing head 4523 is installed at the lower end of the clamping seat 4522 through bolts. Its function is: running the No. 5 motor 421 makes the transmission belt 423 drive the movable seat 43 to move left and right, and extending the No. 4 hydraulic rod 432 makes the connecting frame 431 descend, so as to facilitate the adjustment of the height of the printing head 4523, and retracting the No. 5 hydraulic rod 453 can adjust the front and rear position of the printing head 4523.

[0040] The working principle of this embodiment is as follows: when in use, the substrate is placed on the support plate 242, the No. 1 motor 2522 is operated to lower the connecting plate 26, so that the top roller 262 is pressed down on the upper end of the substrate, the No. 2 motor 2612 is operated to rotate the top roller 262, so that the substrate is transported to the right, the hand wheel 231 is turned to move the No. 1 sliding plate 21 and the No. 2 sliding plate 22, the position of the substrate is corrected by the correction roller 222 to prevent the position of the substrate from shifting during the transportation process, the substrate is transported to the right onto the discharge plate 36, the No. 3 motor 38 is operated to operate the circular conveyor belt 311, so that the discharge plate 36 is transported to the right, the No. 1 hydraulic rod 34 is extended to raise the lifting plate 341, and the No. 1 hydraulic rod 34 is extended to raise the lifting plate 341. Two sets of lifting rods 33 support the feed plate 36, and the No. 3 hydraulic rod 37 is extended to raise the material blocking knife 371, and the right side of the feed plate 36 is positioned by the material blocking knife 371, and the No. 2 hydraulic rod 351 is extended to tighten the left side of the feed plate 36 with the fixed column 3521, so as to fix the feed plate 36, lay the printing plate flat on the substrate, and print the substrate through the printing head 4523, and run the No. 5 motor 421 to make the transmission belt 423 drive the movable seat 43 to move left and right, and extend the No. 4 hydraulic rod 432 to lower the connecting frame 431, so as to facilitate the adjustment of the height of the printing head 4523, and retract the No. 5 hydraulic rod 453 to adjust the front and rear position of the printing head 4523.

[0041] In this article, there are a few points to note:

[0042] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0043] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0044] The above are only specific implementation methods of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be covered by the protection scope of the present disclosure.

Claims

1. A label printing device with a position correction structure, comprising: A base frame (1); a bracket (2) is welded on the left side of the base frame (1), characterized in that two groups of first sliding plates (21) and second sliding plates (22) are slidably arranged on the bracket (2), and a double-headed screw (23) is installed on the bracket (2) through a bearing, and the front and rear ends of the double-headed screw (23) are provided with threads with opposite rotation directions, and the front and rear ends of the double-headed screw (23) are respectively matched with the lower end threads of the second sliding plate (22) and the first sliding plate (21), and a hand wheel (231) is fixed to the rear end of the double-headed screw (23). Two sets of mounting frames (221) are mounted on the first sliding plate (21) and the second sliding plate (22) by bolts, and correction rollers (222) are mounted on the mounting frames (221) by bearings, and support frames (24) are mounted on the first sliding plate (21) and the second sliding plate (22) by bolts, and brackets (241) are welded on the two sets of support frames (24), a support plate (242) is fixed between the two sets of brackets (241), and two sets of rollers (243) are mounted between the two sets of brackets (241) by bearings; A top plate (25) is fixed to the upper ends of the two groups of support frames (24), a lifting seat (251) is installed on the top plate (25) by bolts, a screw rod (2511) is movable inside the lifting seat (251), a worm gear is screwed on the screw rod (2511), the worm gear is located inside the lifting seat (251), a worm gear is fixed on the input shaft of the lifting seat (251), the worm gear is meshed with the worm gear, a connecting plate (26) is fixed to the lower end of the screw rod (2511), a top frame (252) is installed on the top plate (25) by bolts, a gear box (2521) is installed on the top frame (252) by bolts, a No. 1 motor (2522) is installed on the gear box (2521) by bolts, and an output shaft of the gear box (2521) and an input shaft of the lifting seat (251) are connected by a chain; Two groups of mounting seats (3) are mounted on the upper end of the base frame (1) by bolts, and rotating columns (31) are mounted on the two groups of mounting seats (3) by bearings. Two groups of circular conveyor belts (311) are connected between the rotating columns (31) on the two groups of mounting seats (3), and two groups of connecting columns (32) are mounted between the two groups of mounting seats (3) by bolts. Grooves are provided on the two groups of connecting columns (32), and lifting rods (33) are installed in the grooves on the two groups of connecting columns (32). Grooves are provided on the lifting rods (33), and the two groups of circular conveyor belts (311) are respectively located in the grooves on the two groups of lifting rods (33). A No. 1 hydraulic rod (34) is fixed on the two groups of mounting seats (3), and a lifting rod (34) is fixed on the upper end of the piston rod of the No. 1 hydraulic rod (34). A lifting plate (341), the front and rear ends of the lifting plate (341) are respectively connected to two sets of lifting rods (33), and two sets of linear bearing seats (342) are installed on the two sets of mounting seats (3) by bolts. Two sets of round rods (3411) are fixed to the lower end of the lifting plate (341), and the round rods (3411) move in the linear bearing seats (342). Two sets of fixed seats (35) are fixed to the mounting seat (3) near the left side of the base frame (1), and a right-angle plate (352) is slidably mounted on the fixed seat (35). A second hydraulic rod (351) is installed between the right-angle plate (352) and the fixed seat (35) by bolts. A fixed column (3521) is fixed to the upper end of the right-angle plate (352), and three fixed seats (3521) are fixed to the mounting seat (3) near the right side of the base frame (1). A material stopper knife (371) is fixed to the upper end of the piston rod of the No. 3 hydraulic rod (37), and a No. 3 motor (38) is installed at the rear end of the mounting seat (3) near the right side of the base frame (1) through bolts, and the output shaft of the No. 3 motor (38) is connected to the rotating column (31) on the mounting seat (3) near the right side of the base frame (1) through a belt, and a material discharge plate (36) is installed on the two sets of circular conveyor belts (311), a vertical plate (4) is fixed on the base frame (1), and a lifting plate (41) is slidably mounted on the vertical plate (4), and a threaded rod (411) is installed at the front end of the vertical plate (4) through a bearing, and the threaded rod (411) is threadedly matched with the rear end of the lifting plate (41), and a top seat (41) is installed at the upper end of the vertical plate (4) through bolts. 2), a No. 4 motor (413) is installed on the top seat (412) by bolts, the output shaft of the No. 4 motor (413) is connected to the threaded rod (411) by a belt, a horizontal plate (42) is fixed on the lifting plate (41), the left and right ends of the horizontal plate (42) are both installed with side seats (44) by bolts, and movable frames (441) are movable on the two sets of side seats (44), a No. 6 hydraulic rod (443) is fixed on the side seat (44), the upper end of the piston rod of the No. 6 hydraulic rod (443) is connected to the movable frame (441), and a material blocking plate (442) is fixed to the lower end of the movable frame (441), a No. 5 motor (421) is installed on the horizontal plate (42) by bolts, and a movable block (422) is installed on the horizontal plate (42) by bolts,A pulley is mounted on the movable block (422) via a bearing, a transmission belt (423) is connected between the output shaft of the fifth motor (421) and the pulley on the movable block (422), a movable seat (43) is slidably mounted on the transverse plate (42), a rear end of the movable seat (43) is fixedly connected to the transmission belt (423), a connecting frame (431) is slidably mounted on the movable seat (43), a fourth hydraulic rod (432) is fixedly mounted on the movable seat (43), an upper end of a piston rod of the fourth hydraulic rod (432) is connected to the connecting frame (431), a welding plate (433) is fixedly mounted on the lower end of the connecting frame (431), and a plurality of movable seats (431) are connected to each other. ), a welding frame (45) is welded to the lower end of the welding plate (433), two sets of guide rods (451) are fixed to the welding frame (45), a moving block (452) is slidably mounted on the two sets of guide rods (451), a No. 5 hydraulic rod (453) is fixed to the welding frame (45), a piston rod of the No. 5 hydraulic rod (453) is fixedly connected to the moving block (452), a hanger (4521) is fixed to the lower end of the moving block (452), a clamping seat (4522) is installed to the lower end of the hanger (4521) by bolts, and a printing head (4523) is installed to the lower end of the clamping seat (4522) by bolts. , 2. A label printing device with a position correction structure according to claim 1, characterized in that: Two groups of guide cylinders (253) are fixed on the top plate (25), auxiliary rods (2531) are slidably mounted inside the guide cylinders (253), the lower ends of the two groups of auxiliary rods (2531) are fixedly connected to the upper end of the connecting plate (26), two groups of side plates (261) are mounted on the connecting plate (26) via bolts, a top roller (262) is mounted between the two groups of side plates (261) via bearings, a support plate (2611) is mounted on the side plate (261) near the rear end of the connecting plate (26) via bolts, a second motor (2612) is mounted on the support plate (2611) via bolts, and an output shaft of the second motor (2612) is connected to a rotating shaft of the top roller (262) via a belt.

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