CN210556087U

CN210556087U - Automatic printing and labeling device

Info

Publication number: CN210556087U
Application number: CN201921128055.5U
Authority: CN
Inventors: 孙春江
Original assignee: Shenyang Newmark Technology Co ltd
Current assignee: Shenyang Newmark Technology Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-05-19
Anticipated expiration: 2029-07-18

Abstract

The utility model belongs to the technical field of print, in particular to automatic print mark device. The automatic labeling machine comprises a machine body framework, a printing unit, a paper supporting frame device, a base paper stripping sheet, an automatic labeling device and an automatic tensioning device, wherein the printing unit, the paper supporting frame device and the automatic tensioning device are all arranged on the machine body framework; the base paper stripping sheet is arranged on the outer side of the paper outlet of the printer unit and is used for finishing the stripping of the base paper and the label paper of the printing paper; the automatic labeling device is arranged at the front end of the printing unit and is used for completing label suction, label feeding and labeling processes of label paper from the printing unit; the automatic tensioning device is used for recovering base paper of printing paper. The utility model discloses with the automatic mark device that pastes of installation before the industrial printer that has now, realize the limit and print, the process that the mark was pasted on the limit, easy operation uses manpower sparingly and time, improves work efficiency.

Description

Automatic printing and labeling device

Technical Field

The utility model belongs to the technical field of print, in particular to automatic print mark device.

Background

Nowadays, the requirement of the industry for automatic production is increasing day by day, the use of automatic printers and labeling machines on the production line is increasing, and most factories use automatic labeling machines and marking machines to replace manual labeling, so as to realize automatic production. Original printer and labeller are the split structure, and the paper that will print is installed and is realized pasting the mark on the labeller, and these two kinds of modes all use two independent machines on the production line, and not only the operation is complicated like this, extravagant manpower moreover, and waste time has taken more space simultaneously, consumes more manpower and maintenance cost. Therefore, an apparatus integrating printing and labeling functions is urgently needed at present, so as to replace the traditional machine type.

SUMMERY OF THE UTILITY MODEL

To the above problem, an object of the utility model is to provide an automatic print mark device to solve the existing equipment because of the split structure of printer and labeller, the operation that brings is complicated, extravagant manpower, the problem of waste time.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic print and paste mark device, includes body frame and set up in printing unit on the body frame, its characterized in that still includes:

the paper supporting frame device is arranged on the machine body frame and used for placing a printing paper mother roll, and the printing paper mother roll provides printing paper for the printing unit;

the base paper stripping sheet is arranged outside the paper outlet of the printing unit and is used for finishing the stripping of the base paper and the label paper of the printing paper;

the automatic labeling device is arranged at the front end of the printing unit and is used for completing label suction, label delivery and labeling processes of label paper from the printing unit;

and the automatic tensioning device is arranged on the machine body frame and used for recovering the base paper of the printing paper.

Automatic paste mark device is including supporting fixed subassembly, lift cylinder, horizontal cylinder, adsorption plate, gas blow pipe and air feed subassembly, and wherein the lift cylinder sets up on supporting fixed subassembly, and the output is connected with horizontal cylinder through horizontal cylinder fixed plate, the output of horizontal cylinder is connected with the adsorption plate that the level set up, the gas blow pipe with support fixed subassembly and connect for blow the label paper and drag so that the adsorption plate adsorbs, the air feed subassembly be used for doing lift cylinder, horizontal cylinder, adsorption plate and gas blow pipe provide the air supply.

Be equipped with between the output of horizontal cylinder and the adsorption plate and paste mark pressure buffer, paste mark pressure buffer and include connecting plate, spring I and spring stud, wherein the connecting plate set up in the top of adsorption plate, and through a plurality of spring studs with the adsorption plate is connected, the connecting plate with but relative motion between the adsorption plate, each the cover is equipped with a spring I on the spring stud respectively, the both ends of spring I respectively with the connecting plate with the adsorption plate butt, the connecting plate through horizontal cylinder connecting plate with the output of horizontal cylinder is connected.

And a magnet is embedded on the upper surface of the adsorption plate, and a magnetic sensor corresponding to the magnet is arranged on the connecting plate.

The air supply assembly comprises a confluence valve group, a pneumatic processing element and an air supply pipeline, wherein the pneumatic processing element is arranged on the support fixing assembly and is connected with an air source through a total air inlet, an air outlet is connected with the confluence valve group, and the confluence valve group is respectively connected with the lifting cylinder, the transverse cylinder, the adsorption plate and the air blowing pipe through a plurality of groups of air supply pipelines.

The piece level setting is peeled off to the base stock, and with the exit slot of printing unit is parallel, the both ends that the piece was peeled off to the base stock be equipped with be used for with the fixing base that the casing of printing unit is connected, the upper surface that the piece was peeled off to the base stock is equipped with the scale mark, and the outside edge is equipped with upwarp portion along length direction.

Automatic overspeed device tensioner includes step motor, gear reduction mechanism, rewind axle and end paper clamp, and wherein step motor passes through gear reduction mechanism and is connected with the rewind axle, the symmetry is equipped with the recess parallel with the axis on the surface of rewind axle, end paper clamp is U type structure, and through with the cooperation of rewind axle both sides recess realizes pressing from both sides tightly the end paper.

The paper supporting frame device comprises a connecting seat, a paper blocking plate I, a paper supporting plate and a paper blocking plate II, wherein one end of the paper supporting plate is connected with the machine body frame through the connecting seat, the paper blocking plate I is arranged at the inner side end of the paper supporting plate, and the paper blocking plate II is arranged at the outer side end of the paper supporting plate and can slide along the direction close to or far away from the paper blocking plate I.

And the front side and the rear side of the bottom of the printing unit are respectively provided with a guide roller A and a guide roller B which are used for guiding base paper.

The automatic printing and labeling device further comprises a buffer device which is arranged on the machine body frame and is positioned between the printer unit and the paper support frame device, the buffer device comprises a supporting roller, a limiting pin, a floating plate, a pin shaft, a spring II, a spring positioning pin I and a spring positioning pin II, wherein the floating plate is connected with the machine body frame through the pin shaft and can rotate, the supporting roller and the spring positioning pin I are respectively arranged at the upper end and the lower end of the floating plate, the supporting roller is vertical to the transfer direction of printing paper and is used for supporting the printing paper, the limiting pin and the spring positioning pin II are arranged on the machine body frame and are respectively positioned at the two sides of the floating plate, the spring positioning pin II corresponds to the spring positioning pin I, and the two ends of the spring II are respectively connected with the spring positioning pin I and the spring positioning pin II, and the spring II enables the upper end of the floating plate to be abutted against the limiting pin through elasticity.

The utility model has the advantages of it is following and beneficial effect: the utility model discloses with the automatic mark device that pastes of installation before the industrial printer that has now, realize the limit and print, the process that the mark was pasted on the limit, easy operation uses manpower sparingly and time, improves work efficiency.

The utility model discloses an automatic adsorption plate among the subsides mark device has X, Y to the degree of freedom of motion, can follow X axle earlier when labelling the operation and remove and avoid the printer, avoids taking place the problem of interfering, accomplishes the removal of Y axle and send the label. The utility model discloses increase spring assembly between adsorption plate and fixed plate, play the cushioning effect, both guaranteed the full contact of label with the thing of being pasted, prevent again by the thing damage of pasting.

The utility model discloses only need to peel off for the piece fix with screw at the exit slot department of printing unit, peel off the piece and peel off the base stock easily, rise the device through the base stock is automatic and retrieve the base stock, easy operation, the function is reliable.

The utility model discloses the front end edge that peels off the piece sets up upwarping portion, makes the base stock of beating printing paper through here and the more convenient separation of label paper.

The utility model discloses a set up buffer between printing unit and support paper frame, make the recovery of base stock safe and reliable more.

The utility model discloses an automatic tensioning device adopts U type base stock to press from both sides, can easily fix the base stock on the rewind axle, and the base stock presss from both sides dismantlement and installation are more convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is an isometric view of the present invention;

fig. 4 is a schematic structural view of the automatic labeling device of the present invention;

FIG. 5 is a left side view of FIG. 4;

fig. 6 is one of the perspective views of the automatic labeling device of the present invention;

fig. 7 is a second perspective view of the automatic labeling device of the present invention;

fig. 8 is a schematic structural view of the middle labeling pressure buffering device of the present invention;

fig. 9 is an isometric view of the pressure buffering device for labeling in the present invention;

FIG. 10 is a schematic view of the structure of the release sheet of the present invention;

FIG. 11 is a side view of a release sheet according to the present invention;

fig. 12 is a schematic structural view of the paper supporting frame device of the present invention;

fig. 13 is a schematic structural view of an automatic tensioning device according to the present invention;

fig. 14 is a schematic structural view of the middle buffering device of the present invention.

In the figure: 1 is an automatic labeling device, 101 is a lifting cylinder, 102 is a lifting cylinder fixing plate, 103 is a lifting cylinder connecting plate, 104 is a transverse cylinder fixing plate, 105 is a transverse cylinder connecting plate, 106 is a transverse cylinder, 107 is a connecting plate, 108 is a spring I, 109 is a spring stud, 110 is an adsorption plate, 111 is an air blowing pipe, 112 is a magnetic sensor, 113 is a magnet, 114 is a supporting fixing box, 115 is a confluence valve group, 116 is a pneumatic processing element, 117 is a main supporting plate, and 118 is a main air inlet; 2 is a printing unit; 3, an automatic tensioning device, 301, a stepping motor, 302, a gear reduction mechanism, 303, a rewinding shaft and 304, a bottom paper clamp; 4, a buffer device, 401, a supporting roller, 402, a limiting pin, 403, a floating plate, 404, a pin shaft, 405, 406, a spring positioning pin I and 407, wherein the supporting roller is a supporting roller; 5, a paper supporting frame device, 501 a connecting seat, 502 a paper blocking plate I, 503 a paper supporting plate and 504 a paper blocking plate II; 6 is a machine body frame; 7 is a printing paper mother roll; 8 is a bottom paper stripping sheet, 801 is a scale mark, 802 is a fixed seat and 803 is an upwarp part; 9 is a guide roller A; reference numeral 10 denotes a guide roller B.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the utility model provides an automatic printing and labeling device, including body frame 6, printing unit 2, paper support frame device 5, base paper stripping sheet 8, automatic labeling device 1 and automatic tensioning device 3, wherein printing unit 2, paper support frame device 5 and automatic tensioning device 3 are all set up on body frame 6, paper support frame device 5 is used for placing printing paper mother roll 7, printing paper mother roll 7 provides printing paper for printing unit 2; the base paper stripping sheet 8 is arranged outside the paper outlet of the printer set 2 and is used for finishing the stripping of the base paper and the label paper of the printing paper; the automatic labeling device 1 is arranged at the front end of the printing unit 2 and is used for completing label suction, label delivery and labeling processes of label paper from the printing unit 2; the automatic tensioner 3 is used to recover the base paper of the printing paper.

Further, the utility model provides a pair of automatic print mark device still includes the buffer 4 that sets up on organism frame 6, and be located printing unit 2 and hold in the palm between the paper frame device 5.

As shown in fig. 4-7, the automatic labeling device 1 includes a supporting and fixing assembly, a lifting cylinder 101, a horizontal cylinder 106, an adsorption plate 110, a blowing pipe 111 and an air supply assembly, wherein the lifting cylinder 101 is disposed on the supporting and fixing assembly, and an output end of the lifting cylinder is connected to the horizontal cylinder 106 through a horizontal cylinder fixing plate 104, an output end of the horizontal cylinder 106 is connected to the adsorption plate 110 horizontally disposed, the blowing pipe 111 is connected to the supporting and fixing assembly, and is used for blowing and dragging the peeled label paper so that the adsorption plate 110 adsorbs the label paper, and the air supply assembly is used for providing an air source for the lifting cylinder 101, the horizontal cylinder 106, the adsorption plate 110 and the blowing pipe 111.

The supporting and fixing assembly comprises a supporting and fixing box 114 and a main supporting plate 117 arranged above the supporting and fixing box 114, and the lifting cylinder 101 is connected with the main supporting plate 117 through a lifting cylinder connecting and fixing plate. The lifting cylinder connecting fixing plate comprises a lifting cylinder fixing plate 102 and a lifting cylinder connecting plate 103, wherein the lifting cylinder connecting plate 103 is horizontally arranged and is connected with a main supporting plate 117, and the lifting cylinder 101 is installed on the lifting cylinder connecting plate 103 through the lifting cylinder fixing plate 102 and outputs power along the vertical direction (Y axis).

The lifting cylinder 101 and the transverse cylinder 106 feed the label to the object to be stuck through the movement of the Y axis and the X axis to realize the reciprocating action. The adsorption plate has X, Y freedom degree of movement, when labeling operation, can move along the X axis through the drive of horizontal cylinder 106 earlier and avoid the printer, avoids adsorption plate 110 and gas blow pipe 111 and printer to take place the problem of interfering, and rethread lift cylinder 101 drive accomplishes the Y axis and moves and send the label.

The air supply assembly comprises a confluence valve group 115, a pneumatic processing element 116 and air supply pipelines, wherein the pneumatic processing element 116 is arranged on the support fixing assembly, a main air inlet 118 is connected with an air source, an air outlet is connected with the confluence valve group 115, the confluence valve group 115 is connected with a plurality of groups of air supply pipelines, and the plurality of groups of air supply pipelines pass through the support fixing box 114 and then are respectively connected with the lifting cylinder 101, the transverse cylinder 106, the adsorption plate 110 and the air blowing pipe 111. The pneumatic processing element 116 is used for filtering the gas, and the adsorption plate 110 converts positive pressure (exhaust) of the gas source into negative pressure (suction) through the vacuum generator, so as to automatically adsorb the label.

The gas blowing pipe 111 is disposed at the paper outlet of the printer unit 2 and has a height lower than that of the paper outlet of the printer unit 2. The blowing pipe 111 is horizontally arranged and is perpendicular to the output direction of the transverse air cylinder 106, a plurality of blowing holes are formed in the upper portion of the blowing pipe 111 along the axial direction, and the blowing pipe 111 blows and supports label paper peeled from a paper outlet of the printer below the adsorption plate 110 by air source exhaust, so that the label paper is prevented from falling downwards, and the adsorption plate 110 is convenient to adsorb.

When the air cylinder sends the label, because the height of the object has error, the adsorption plate 110 is in rigid contact with the attached object, the attached object is easy to damage, the buffer is added during the adsorption, the full contact between the label and the attached object is ensured, the attached object is prevented from being damaged, and therefore a labeling pressure buffer device is arranged between the output end of the transverse air cylinder 106 and the adsorption plate 110.

As shown in fig. 8-9, the labeling pressure buffering device includes a connecting plate 107, a spring i 108 and spring studs 109, wherein the connecting plate 107 is disposed above the adsorption plate 110 and connected to the adsorption plate 110 through a plurality of spring studs 109, the connecting plate 107 and the adsorption plate 110 can move relatively, each spring stud 109 is sleeved with a spring i 108, and two ends of the spring i 108 are respectively abutted to the connecting plate 107 and the adsorption plate 110. Spring I108 is axially positioned by spring stud 109 to provide cushioning. The connecting plate 107 is connected with the output end of the transverse cylinder 106 through the transverse cylinder connecting plate 105.

As shown in fig. 6, a magnet 113 is embedded in the upper surface of the adsorption plate 110, a magnetic sensor 112 corresponding to the magnet 113 is fixedly clamped on the connection plate 107, and the magnetic sensor 112 is used for detecting the movement stroke of the adsorption plate 110 relative to the connection plate 107. When the adsorption plate 110 touches an object, the magnet 113 on the adsorption plate 110 slightly moves upward, and triggers the magnetic sensor 112 to transmit a signal to the electromagnetic valve B port of the control adsorption plate 110 to open, so as to close the air source, and at the same time, the electromagnetic valve B port of the control lifting cylinder 101 opens, so as to control the lifting cylinder 101 to return.

The working principle of the automatic labeling device 1 is as follows: the main air source enters the confluence valve group 115 through the pneumatic processing element 116, the air source is divided by the electromagnetic valve in the confluence valve group 115 and is respectively divided into the lifting cylinder 101, the transverse cylinder 106, the adsorption plate 110 and the air blowing pipe 111, so that the lifting cylinder 101 and the transverse cylinder 106 stretch, the stripped label paper is blown and dragged by the air blowing pipe 111, and the adsorption plate 110 adsorbs the label paper to realize the reciprocating action of sticking the label to the stuck object together. A pipeline electromagnetic valve port A connected with the adsorption plate 110 is connected with a vacuum generator, the vacuum generator converts positive pressure exhaust of an air source into negative pressure suction to be connected to the adsorption plate 110, automatic label adsorption is achieved, an electromagnetic valve port B is of a closed structure, and switching of the electromagnetic valve port A, B is controlled through the magnetic sensor 112.

As shown in fig. 3 and 10-11, the bottom paper peeling sheet 8 is horizontally disposed and parallel to the paper outlet of the printer unit 2, two ends of the bottom paper peeling sheet 8 are provided with fixing bases 802 for connecting with the housing of the printer unit 2, the upper surface of the bottom paper peeling sheet 8 is provided with scale marks 801, and the center position of the printing paper is adjusted by the scale marks 801. The edge of the outer side of the base paper stripping sheet 8 is provided with an upturned part 803 along the length direction, and the upturned part 803 is bent upwards to enable the base paper of the printing paper and the label paper to be stripped more easily, so that the stripping effect is good.

As shown in fig. 12, the paper supporting frame device 5 includes a connecting seat 501, a paper blocking plate i 502, a paper supporting plate 503 and a paper blocking plate ii 504, wherein one end of the paper supporting plate 503 is connected to the body frame 6 through the connecting seat 501, the paper blocking plate i 502 is disposed at the inner side end of the paper supporting plate 503, and the paper blocking plate ii 504 is disposed at the outer side end of the paper supporting plate 503 and can slide along the direction close to or far from the paper blocking plate i 502, so as to adapt to mother rolls of printing paper with different widths.

Further, the paper blocking plate II 504 can be rotated to a horizontal position for the placement of the master roll 7.

As shown in fig. 13, the automatic tensioning device 3 includes a stepping motor 301, a gear reduction mechanism 302, a rewinding shaft 303 and a bottom paper clip 304, wherein the stepping motor 301 is connected to the rewinding shaft 303 through the gear reduction mechanism 302, grooves parallel to the axis are symmetrically formed in the outer surface of the rewinding shaft 303, the bottom paper clip 304 is of a U-shaped structure, and the bottom paper clip is matched with the grooves on the two sides of the rewinding shaft 303 to clamp the bottom paper. The stepping motor 301 drives the rewind shaft 303 to rotate through the gear reduction mechanism 302, thereby winding the base paper on the rewind shaft 303.

As shown in fig. 14, the buffer device 4 includes a supporting roller 401, a limit pin 402, a floating plate 403, a pin shaft 404, a spring ii 405, a spring positioning pin i 406 and a spring positioning pin ii 407, wherein the floating plate 403 is connected to the body frame 6 through the pin shaft 404 and is rotatable, the supporting roller 401 and the spring positioning pin i 406 are respectively disposed at the upper end and the lower end of the floating plate 403, the supporting roller 401 is perpendicular to the transfer direction of the printing paper and is used for supporting the printing paper, the limit pin 402 and the spring positioning pin ii 407 are disposed on the body frame 6 and are respectively located at two sides of the floating plate 403, the spring positioning pin ii 407 corresponds to the spring positioning pin i 406, two ends of the spring ii 405 are respectively connected to the spring positioning pin i 406 and the spring positioning pin ii 407, and the spring ii 405 makes the upper end of. The printing paper is led out from the printing paper mother roll 7, enters the printing unit 2 through the supporting roll 401, and the supporting roll 401 elastically supports the printing paper and plays a role in buffering.

The front and rear sides of the bottom of the printer group 2 are provided with a guide roller a9 and a guide roller B10, respectively, for guiding the base paper. The peeled base paper passes through a guide roller a9 and a guide roller B10 in this order, and is wound around the automatic tension device 3.

The utility model discloses a theory of operation is:

a printing paper mother roll 7 with base paper is hung on the paper support frame device 5 and can rotate freely. The printing paper extends into the printer unit 2 through a supporting roller 401 of the buffer device 4, the printer unit 2 tensions the mother roll and then rolls the mother roll to the position of the base paper stripping sheet 8, and the automatic tensioning device 3 rolls the base paper into the base paper and strips the adhesive part of the adhesive tape from the base paper part through the base paper stripping sheet 8 by using the tension. The base paper stripping sheet 8 is of a bent sheet metal structure, and the bent angle upwarps, so that the stripping effect is facilitated. The stepping motor 301 in the automatic tension device 3 drives the rewind shaft 303 to rotate, and the base paper is tensioned and wound on the rewind shaft 303 for recovery. The automatic labeling device 1 is arranged at the front end of the printer unit 2, and after label paper comes out of the printer unit 2, the processes of label suction, label feeding and labeling are completed. The utility model relates to a simply, the operation is reliable, need not manual operation, has improved production efficiency.

The printing unit is a full-automatic production mode from label discharging, label peeling to the automatic labeling device for completing label adsorption, label feeding and labeling, the process of automatically labeling on the object to be labeled is realized, the problems of low manual labeling speed, low accuracy, manpower waste and the like are solved, and the production efficiency is improved.

The above description is only for the embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are all included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic print and paste mark device, includes body frame (6) and set up in printing unit (2) on body frame (6), its characterized in that still includes:

the paper supporting frame device (5) is arranged on the machine body frame (6) and used for placing a printing paper mother roll (7), and the printing paper mother roll (7) provides printing paper for the printing unit (2);

the base paper stripping sheet (8) is arranged on the outer side of the paper outlet of the printing unit (2) and is used for finishing the stripping of the base paper and the label paper of the printing paper;

the automatic labeling device (1) is arranged at the front end of the printing unit (2) and is used for completing label suction, label feeding and labeling processes of label paper from the printing unit (2);

and the automatic tensioning device (3) is arranged on the machine body frame (6) and is used for recovering the base paper of the printing paper.

2. The automatic printing and labeling device according to claim 1, wherein the automatic labeling device (1) comprises a supporting and fixing assembly, a lifting cylinder (101), a transverse cylinder (106), an adsorption plate (110), a blowing pipe (111) and an air supply assembly, wherein the lifting cylinder (101) is arranged on the supporting and fixing assembly, the output end of the lifting cylinder (101) is connected with the transverse cylinder (106) through a transverse cylinder fixing plate (104), the output end of the transverse cylinder (106) is connected with the adsorption plate (110) which is horizontally arranged, the blowing pipe (111) is connected with the supporting and fixing assembly and used for blowing and dragging up the label paper so as to be adsorbed by the adsorption plate (110), and the air supply assembly is used for providing an air source for the lifting cylinder (101), the transverse cylinder (106), the adsorption plate (110) and the blowing pipe (111).

3. The automatic printing and labeling device according to claim 2, characterized in that a labeling pressure buffer device is arranged between the output end of the transverse cylinder (106) and the adsorption plate (110), the labeling pressure buffering device comprises a connecting plate (107), a spring I (108) and a spring stud (109), wherein the connecting plate (107) is arranged above the adsorption plate (110) and is connected with the adsorption plate (110) through a plurality of spring studs (109), the connecting plate (107) and the adsorption plate (110) can move relatively, each spring stud (109) is sleeved with a spring I (108), two ends of the spring I (108) are respectively abutted against the connecting plate (107) and the adsorption plate (110), the connecting plate (107) is connected with the output end of the transverse cylinder (106) through a transverse cylinder connecting plate (105).

4. The automatic printing and labeling device according to claim 3, wherein a magnet (113) is embedded in the upper surface of the adsorption plate (110), and a magnetic sensor (112) corresponding to the magnet (113) is arranged on the connection plate (107).

5. The automatic printing and labeling device according to claim 2, wherein the air supply assembly comprises a manifold block (115), a pneumatic processing element (116) and air supply lines, wherein the pneumatic processing element (116) is disposed on the supporting and fixing assembly, a main air inlet (118) is connected to an air source, an air outlet is connected to the manifold block (115), and the manifold block (115) is connected to the lifting cylinder (101), the transverse cylinder (106), the adsorption plate (110) and the air blowing pipe (111) through multiple sets of air supply lines.

6. The automatic printing and labeling device according to claim 1, wherein the bottom paper stripping sheet (8) is horizontally arranged and parallel to the paper outlet of the printer unit (2), fixing seats (802) for being connected with the shell of the printer unit (2) are arranged at two ends of the bottom paper stripping sheet (8), scale marks (801) are arranged on the upper surface of the bottom paper stripping sheet (8), and an upturned portion (803) is arranged on the outer edge of the bottom paper stripping sheet along the length direction.

7. The automatic printing and labeling device according to claim 1, wherein the automatic tensioning device (3) comprises a stepping motor (301), a gear reduction mechanism (302), a rewinding shaft (303) and a backing paper clamp (304), wherein the stepping motor (301) is connected with the rewinding shaft (303) through the gear reduction mechanism (302), grooves parallel to the axis are symmetrically formed in the outer surface of the rewinding shaft (303), the backing paper clamp (304) is of a U-shaped structure, and clamping of the backing paper is achieved through matching of the grooves in the two sides of the rewinding shaft (303).

8. The automatic printing and labeling device according to claim 1, wherein the paper supporting frame device (5) comprises a connecting seat (501), a paper blocking plate I (502), a paper supporting plate (503) and a paper blocking plate II (504), wherein one end of the paper supporting plate (503) is connected with the machine body frame (6) through the connecting seat (501), the paper blocking plate I (502) is arranged at the inner side end of the paper supporting plate (503), and the paper blocking plate II (504) is arranged at the outer side end of the paper supporting plate (503) and can slide in a direction close to or far away from the paper blocking plate I (502).

9. The automatic printing and labeling device according to claim 1, wherein the front and rear sides of the bottom of the printing unit (2) are respectively provided with a guide roller a (9) and a guide roller B (10) for guiding the base paper.

10. The automatic printing and labeling device according to any one of claims 1 to 9, further comprising a buffer device (4) disposed on the body frame (6) and located between the printer set (2) and the paper holder device (5), wherein the buffer device (4) comprises a supporting roller (401), a limiting pin (402), a floating plate (403), a pin shaft (404), a spring ii (405), a spring positioning pin i (406) and a spring positioning pin ii (407), wherein the floating plate (403) is connected with the body frame (6) through the pin shaft (404) and is rotatable, the supporting roller (401) and the spring positioning pin i (406) are respectively disposed at the upper end and the lower end of the floating plate (403), the supporting roller (401) is perpendicular to the transfer direction of the printing paper and is used for supporting the printing paper, and the limiting pin (402) and the spring positioning pin ii (407) are disposed on the body frame (6), The spring positioning pins II (407) correspond to the spring positioning pins I (406), two ends of the spring II (405) are respectively connected with the spring positioning pins I (406) and the spring positioning pins II (407), and the spring II (405) enables the upper end of the floating plate (403) to be abutted to the limiting pin (402) through elastic force.