CN112407505A

CN112407505A - Labelling machine

Info

Publication number: CN112407505A
Application number: CN202011474370.0A
Authority: CN
Inventors: 蔡霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-02-26

Abstract

The invention relates to the field of labeling, in particular to a labeling machine, which comprises an upper mounting frame, a labeling roller mechanism, a labeling supporting mechanism, a lower supporting frame, a conveying mechanism, a supporting belt adjusting mechanism, a labeling supporting belt, a supporting belt tensioning mechanism and a labeling belt, wherein the upper mounting frame is fixedly connected on the lower supporting frame, the labeling roller mechanism is connected in the middle of the upper mounting frame, the two labeling supporting mechanisms are respectively connected at the front end and the rear end of the upper mounting frame, the two labeling supporting mechanisms and the labeling roller mechanism tightly support the labeling belt, the two conveying mechanisms are respectively fixedly connected at the front end and the rear end of the lower supporting frame, the supporting belt adjusting mechanism is connected at the lower end of the lower supporting frame, the supporting belt adjusting mechanism is in transmission connection with the lower supporting frame through the labeling supporting belt, the supporting belt tensioning mechanism is connected at the middle supporting belt of the lower supporting frame, and the, the invention is convenient for labeling the glass bottle and has high labeling efficiency.

Description

Labelling machine

Technical Field

The invention relates to the field of labeling, in particular to a labeling machine.

Background

A labeling machine is a device for sticking coiled self-adhesive paper labels (paper or metal foils) on PCBs, products or specified packages. Labelling machines are an indispensable component of modern packaging. At present, the types of labeling machines in China are gradually increased, the technical level is greatly improved, and the labeling machines are shifted to automatic high-speed labeling machines from the lagging situation of manual and semi-automatic labeling to occupy the wide market. The existing labeling machine is inconvenient for labeling on the glass bottle and has low labeling efficiency.

Disclosure of Invention

The invention aims to provide a labeling machine which is convenient for labeling glass bottles and has high labeling efficiency.

The purpose of the invention is realized by the following technical scheme:

the labeler comprises an upper mounting frame, a labeler roller mechanism, a label supporting mechanism, a lower supporting frame, two conveying mechanisms, two supporting belt adjusting mechanisms, a labeler supporting belt, two supporting belt tensioning mechanisms and a label belt, wherein the upper mounting frame is fixedly connected on the lower supporting frame, the labeler roller mechanism is connected in the middle of the upper mounting frame, the two labeling supporting mechanisms are respectively connected at the front end and the rear end of the upper mounting frame, the label belt is connected on the upper mounting frame, the two labeling supporting mechanisms and the labeling roller mechanism tightly support the label belt, the two conveying mechanisms are respectively fixedly connected at the front end and the rear end of the lower supporting frame, the supporting belt adjusting mechanisms are connected at the lower end of the lower supporting frame, the supporting belt adjusting mechanisms are in transmission connection with the lower supporting frame through the labeling supporting belt, and the tensioning mechanisms are connected at the middle of the lower supporting frame, the supporting belt tensioning mechanism is used for tightly pushing the labeling supporting belt downwards and is positioned right below the labeling roller mechanism.

Last mounting bracket include mounting panel, side support otic placode, traveller, rolling installation roller, motor mounting panel and labeling area book installation roller, go up the equal fixedly connected with side support otic placode in both ends around the mounting panel, equal fixedly connected with traveller on two side support otic placodes, rolling installation roller rotates and connects the front end at last mounting panel, labeling area book installation roller rotates and connects the rear end at last mounting panel, motor mounting panel fixed connection just output shaft and rolling installation roller fixed connection on last mounting panel, motor mounting panel fixed connection is in the upper end of last mounting panel, labeling area fixed connection on labeling area book installation roller, labeling area after the use twines on rolling installation roller.

Labeling roller mechanism include labeling roller, labeling roller frame, thread piece, elevator motor and lifting threaded rod, labeling roller rotates the lower extreme of connecting at labeling roller frame, the upper end fixed connection of labeling roller frame is on the thread piece, lifting threaded rod passes through threaded connection on the thread piece, lifting threaded rod's upper end fixed connection is on elevator motor's output shaft, thread piece sliding connection is on last mounting panel, elevator motor fixed connection is on the motor mounting panel, labeling roller top tightly pastes the area.

Label prop up the mechanism including propping up pole, slide and supporting spring, prop up the pole and rotate to be connected on the slide, the label props up the mechanism and is equipped with two, two slides respectively sliding connection on two travelers and respectively with two side support otic placodes sliding connection, two supporting spring overlap respectively on two travelers, two supporting spring's outer end fixed connection respectively is on two slides, two supporting spring's inner fixed connection respectively is on two side support otic placodes, two prop up the pole and all push up the label tape.

The under bracing frame include the curb plate, the backing roll, fixed platelet, fixed slide bar, landing leg board and slide opening, the curb plate is equipped with two, set up side by side about two curb plates, the equal fixedly connected with landing leg board in both ends around two curb plate lower extremes, it is equipped with two slide openings to run through on two curb plates, the backing roll is equipped with two, two backing rolls are all rotated and are connected between two curb plates, the horizontal position that is located the backing roll of rear end is less than the horizontal position that is located the backing roll of front end, fixed platelet is equipped with two, the equal fixedly connected with small platelet of outer terminal surface around two curb plate middle parts, the fixed slide bar of equal fixedly connected with on two fixed platelets, go up mounting panel fixed.

Conveying mechanism include carriage, propelling movement roller and conveyer belt, both ends all rotate around the carriage and are connected with the propelling movement roller, two propelling movement rollers pass through the conveyer belt transmission and connect, conveying mechanism is equipped with two, both ends around two carriages fixed connection are at two curb plates respectively.

Conveying mechanism still including carrying check and keeping off the arris, all evenly be equipped with a plurality of transport check on two conveyer belts and keep off the arris.

Support the area adjustment mechanism include the regulating roller, the carriage, adjust two-way threaded rod and accommodate motor, the carriage is equipped with two, all rotate on two carriages and be connected with the regulating roller, two carriage symmetry threaded connection are on adjusting two-way threaded rod, adjust two-way threaded rod fixed connection on accommodate motor's output shaft, the both ends of adjusting two-way threaded rod are rotated respectively and are connected on two landing leg boards, accommodate motor and one of them landing leg board fixed connection, two carriages sliding connection are in two spouts respectively, two regulating rollers are located the below of two backing rolls, two regulating rollers support the area transmission with two backing rolls through pasting the mark and are connected.

The supporting belt tensioning mechanism comprises a small tensioning roller, a tensioning sliding block and tensioning springs, the two ends of the small tensioning roller are rotatably connected with the tensioning sliding block, the two tensioning sliding blocks are respectively connected onto the two fixed sliding rods in a sliding mode, the two tensioning springs are respectively sleeved on the two fixed sliding rods, the upper ends of the two tensioning springs respectively prop two small fixed plates tightly, the lower ends of the two tensioning springs respectively prop the two tensioning sliding blocks tightly, and the small tensioning roller props a labeling supporting belt tightly downwards and is located under the labeling roller.

The invention has the beneficial effects that: the invention provides a labeling machine which is convenient for labeling glass bottles and has high labeling efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall cross-sectional schematic view of the present invention;

FIG. 3 is a schematic view of the upper mount structure of the present invention;

FIG. 4 is a schematic view of the mechanism of the labeling roller of the present invention;

fig. 5 is a schematic structural view of a label holding mechanism of the present invention;

FIG. 6 is a schematic view of the lower support frame of the present invention;

FIG. 7 is a schematic cross-sectional view of the lower support frame of the present invention;

FIG. 8 is a schematic view of the delivery mechanism of the present invention;

FIG. 9 is a schematic structural view of a support band adjustment mechanism of the present invention;

fig. 10 is a structural schematic view of a support belt tensioner mechanism of the present invention.

In the figure: an upper mounting frame 1; an upper mounting plate 1-1; a side support ear plate 1-2; 1-3 of a sliding column; 1-4 of a winding installation roller; 1-5 of a motor mounting plate; label tape roll mounting rollers 1-6; a labeling roller mechanism 2; 2-1 of a labeling roller; 2-2 of a labeling roller frame; 2-3 of a thread block; 2-4 of a lifting motor; 2-5 of a lifting threaded rod; a label supporting mechanism 3; a support rod 3-1; a slide carriage 3-2; 3-3 of a supporting spring; a lower support frame 4; 4-1 of a side plate; a support roller 4-2; 4-3 of fixed small plate; fixing a sliding rod 4-4; 4-5 of a supporting leg plate; 4-6 of a slide hole; a conveying mechanism 5; a conveying frame 5-1; 5-2 of a pushing roller; 5-3 of a conveying belt; 5-4 of conveying grid blocking edges; a support belt adjusting mechanism 6; a regulating roller 6-1; a carriage 6-2; adjusting the bidirectional threaded rod 6-3; 6-4 of an adjusting motor; a labeling support tape 7; a support belt tensioning mechanism 8; tensioning the small roller 8-1; a tensioning slide block 8-2; a tension spring 8-3; a label tape 9.

Detailed Description

The invention is described in further detail below with reference to figures 1-10.

The first embodiment is as follows:

as shown in fig. 1-10, the labeling machine comprises an upper mounting frame 1, a labeling roller mechanism 2, a label supporting mechanism 3, a lower supporting frame 4, a conveying mechanism 5, a supporting band adjusting mechanism 6, a labeling supporting band 7, a supporting band tensioning mechanism 8 and a labeling band 9, wherein the upper mounting frame 1 is fixedly connected to the lower supporting frame 4, the labeling roller mechanism 2 is connected to the middle part of the upper mounting frame 1, the two label supporting mechanisms 3 are arranged, the two label supporting mechanisms 3 are respectively connected to the front and rear ends of the upper mounting frame 1, the labeling band 9 is connected to the upper mounting frame 1, the two label supporting mechanisms 3 and the labeling roller mechanism 2 tightly support the labeling band 9, the two conveying mechanisms 5 are respectively and fixedly connected to the front and rear ends of the lower supporting frame 4, the adjusting mechanism 6 is connected to the lower end of the lower supporting frame 4, the supporting tape adjusting mechanism 6 is in transmission connection with the lower supporting frame 4 through a labeling supporting tape 7, the supporting tape tensioning mechanism 8 is connected to the middle of the lower supporting frame 4, the supporting tape tensioning mechanism 8 tightly pushes the labeling supporting tape 7 downwards, and the supporting tape tensioning mechanism 8 is located under the labeling roller mechanism 2.

When in use, the glass bottles are transversely placed on the conveying mechanism 5 positioned at the front end, the glass bottles are sequentially conveyed to the labeling supporting belt 7 through the conveying mechanism 5, so that the glass bottles roll down to the groove of the V-shaped labeling supporting belt 7 tightly propped by the supporting belt tensioning mechanism 8, the labeling belt 9 is propped against the glass bottles in the groove of the V-shaped labeling supporting belt 7 by adjusting the labeling roller mechanism 2 to move, the labeling belt 9 is driven to move through the upper mounting frame 1, so that the labels are attached to the glass bottles, the glass bottles rotate in the groove along with the labeling belt 9 during labeling, so that the labels can be firmly attached to the glass bottles, after the attachment is completed, the labeling roller mechanism 2 is moved upwards, the labeling belt 9 is tensioned through the two labeling supporting mechanisms 3 to move upwards along with the labeling roller mechanism 2, then the adjusting mechanism 6 tightly props up the labeling supporting belt 7, so that the supporting belt 7 is tensioned to extrude the supporting belt tensioning mechanism 8 to move upwards, so that the V-shaped groove on the labeling supporting belt 7 disappears, then the labeled glass bottle automatically falls on the conveying mechanism 5 positioned at the rear end, the device is conveyed out to finish labeling, then the V-shaped groove on the labeling supporting belt 7 is recovered through the supporting belt adjusting mechanism 6, and then the labeling of the next glass bottle is carried out.

The second embodiment is as follows:

as shown in the figures 1-10, the upper mounting frame 1 comprises an upper mounting plate 1-1, side supporting ear plates 1-2, sliding columns 1-3, a rolling mounting roller 1-4, a motor mounting plate 1-5 and a label tape roll mounting roller 1-6, wherein the front end and the rear end of the upper mounting plate 1-1 are fixedly connected with the side supporting ear plates 1-2, the sliding columns 1-3 are fixedly connected on the two side supporting ear plates 1-2, the rolling mounting roller 1-4 is rotatably connected with the front end of the upper mounting plate 1-1, the label tape roll mounting roller 1-6 is rotatably connected with the rear end of the upper mounting plate 1-1, the motor mounting plate 1-5 is fixedly connected with the upper mounting plate 1-1, an output shaft is fixedly connected with the rolling mounting roller 1-4, and the motor mounting plate 1-5 is fixedly connected with the upper end of the upper mounting plate 1-1, the label tape 9 is fixedly connected to the label tape roll mounting rollers 1-6, and the used label tape 9 is wound on the winding mounting rollers 1-4.

The label tape roll mounting rollers 1-6 are used for mounting the label tape 9, and the rolling mounting rollers 1-4 are used for winding the used label tape 9.

The third concrete implementation mode:

as shown in fig. 1-10, the labeling roller mechanism 2 comprises a labeling roller 2-1, a labeling roller frame 2-2, a thread block 2-3, a lifting motor 2-4 and a lifting threaded rod 2-5, the labeling roller 2-1 is rotatably connected to the lower end of the labeling roller frame 2-2, the upper end of the labeling roller frame 2-2 is fixedly connected to the thread block 2-3, the lifting threaded rod 2-5 is connected to the thread block 2-3 through threads, the upper end of the lifting threaded rod 2-5 is fixedly connected to an output shaft of the lifting motor 2-4, the thread block 2-3 is slidably connected to the upper mounting plate 1-1, the lifting motor 2-4 is fixedly connected to the motor mounting plate 1-5, and the labeling roller 2-1 abuts against a labeling belt 9.

The labeling roller 2-1 is used for tightly pushing the labeling belt 9 downwards, the lifting motor 2-4 is used for driving the lifting threaded rod 2-5 to rotate, the lifting threaded rod 2-5 drives the threaded block 2-3 to lift, so that the labeling roller 2-1 is driven to lift, and the labeling belt 9 is pushed onto the glass bottle to be adhered when the labeling belt descends.

The fourth concrete implementation mode:

as shown in fig. 1-10, the label supporting mechanism 3 includes a supporting rod 3-1, two sliding bases 3-2 and two supporting springs 3-3, the supporting rod 3-1 is rotatably connected to the sliding base 3-2, the label supporting mechanism 3 has two sliding bases 3-2, the two sliding bases 3-2 are respectively slidably connected to the two sliding posts 1-3 and respectively slidably connected to the two side supporting ear plates 1-2, the two supporting springs 3-3 are respectively sleeved on the two sliding posts 1-3, the outer ends of the two supporting springs 3-3 are respectively fixedly connected to the two sliding bases 3-2, the inner ends of the two supporting springs 3-3 are respectively fixedly connected to the two side supporting ear plates 1-2, and the two supporting rods 3-1 are both abutted against the label tape 9.

The slide seat 3-2 drives the supporting rod 3-1 to have the tendency of moving towards the outside through the elastic force of the supporting spring 3-3, so that the supporting tension of the label belt 9 is formed, when the labeling roller 2-1 supports the label belt 9 to move downwards, the label belt 9 drives the two supporting rods 3-1 to move inwards to extrude the supporting spring 3-3, and when the labeling roller 2-1 moves upwards, the two supporting rods 3-1 support the label belt 9 towards the outside under the elastic force of the supporting spring 3-3, so that the label belt 9 moves upwards along with the labeling roller 2-1.

The fifth concrete implementation mode:

as shown in fig. 1-10, the lower support frame 4 comprises two side plates 4-1, two support rollers 4-2, small fixed plates 4-3, two fixed slide bars 4-4, two leg plates 4-5 and two slide holes 4-6, the two side plates 4-1 are arranged side by side from left to right, the front and rear ends of the lower ends of the two side plates 4-1 are fixedly connected with the leg plates 4-5, the two slide holes 4-6 are arranged on the two side plates 4-1 in a penetrating manner, the two support rollers 4-2 are arranged, the two support rollers 4-2 are rotatably connected between the two side plates 4-1, the horizontal position of the support roller 4-2 at the rear end is lower than that of the support roller 4-2 at the front end, the two small fixed plates 4-3 are arranged, the front and rear outer end faces of the middle parts of the two side plates 4-1 are fixedly connected with the, the two small fixed plates 4-3 are both fixedly connected with a fixed sliding rod 4-4, and the upper mounting plate 1-1 is fixedly connected to the middle part of one side plate 4-1.

The two supporting rollers 4-2 are used for supporting the labeling supporting belt 7, and the horizontal position of the supporting roller 4-2 at the rear end is lower than that of the supporting roller 4-2 at the front end, so that when the labeling supporting belt 7 is supported to be tensioned and straightened at the part between the two supporting rollers 4-2, the glass bottle on the labeling supporting belt 7 can automatically roll backwards through the inclination angle of the glass bottle, and the separation of the glass bottle and the labeling supporting belt 7 is completed, so that the labeling of the next glass bottle is facilitated.

The sixth specific implementation mode:

as shown in fig. 1-10, the conveying mechanism 5 comprises two conveying frames 5-1, two pushing rollers 5-2 and two conveying belts 5-3, the front end and the rear end of each conveying frame 5-1 are rotatably connected with the pushing rollers 5-2, the two pushing rollers 5-2 are in transmission connection through the conveying belts 5-3, and the two conveying frames 5-1 are respectively and fixedly connected with the front end and the rear end of each side plate 4-1.

The pushing roller 5-2 is driven by an external motor, and the conveying belt 5-3 is driven by the pushing roller 5-2 to rotate, so that the glass bottles on the conveying belt are driven to move along with the conveying belt.

The seventh embodiment:

as shown in fig. 1-10, the conveying mechanism 5 further includes a conveying grid rib 5-4, and a plurality of conveying grid ribs 5-4 are uniformly arranged on both the two conveying belts 5-3.

The conveyer belt 5-3 is evenly provided with a plurality of conveying grid blocking edges 5-4 which can sequentially separate the glass bottles, so that the conveyer belt 5-3 at the front end can enable the glass bottles to sequentially fall onto the labeling supporting belt 7, and the conveyer belt 5-3 at the front end can sequentially transport the glass bottles out.

The specific implementation mode is eight:

as shown in fig. 1-10, the supporting belt adjusting mechanism 6 comprises two adjusting rollers 6-1, two sliding frames 6-2, two adjusting bidirectional threaded rods 6-3 and two adjusting motors 6-4, the two sliding frames 6-2 are respectively connected with the adjusting rollers 6-1 on the two sliding frames 6-2 in a rotating manner, the two sliding frames 6-2 are symmetrically and threadedly connected with the adjusting bidirectional threaded rods 6-3, the adjusting bidirectional threaded rods 6-3 are fixedly connected with output shafts of the adjusting motors 6-4, two ends of the adjusting bidirectional threaded rods 6-3 are respectively and rotatably connected with the two leg plates 4-5, the adjusting motors 6-4 are fixedly connected with one of the leg plates 4-5, the two sliding frames 6-2 are respectively and slidably connected in the two sliding holes 4-6, and the two adjusting rollers 6-1 are positioned below the two supporting rollers 4-2, the two adjusting rollers 6-1 and the two supporting rollers 4-2 are connected in a transmission way through a labeling supporting belt 7.

The bidirectional threaded rod 6-3 is adjusted to rotate through the transmission of the adjusting motor 6-4, the two sliding frames 6-2 are enabled to move towards the same direction or the opposite directions at the same time, when the sliding frames move towards the opposite directions, the two adjusting rollers 6-1 are driven to move towards the front end and the back end at the same time, so that the labeling supporting belt 7 is tightly supported, the part tightly pressed and sunken by the supporting belt tensioning mechanism 8 between the two adjusting rollers 6-1 is gradually tensioned and straightened, the glass bottle in the labeling supporting belt rises, and finally, the labeling supporting belt 7 along the inclination angle automatically rolls backwards to the conveying belt 5-3 positioned at the rear end and is conveyed out.

The specific implementation method nine:

as shown in the figures 1-10, the supporting belt tensioning mechanism 8 comprises a small tensioning roller 8-1, a small tensioning slider 8-2 and two tensioning springs 8-3, wherein the two ends of the small tensioning roller 8-1 are rotatably connected with the small tensioning slider 8-2, the two tensioning sliders 8-2 are respectively and slidably connected to the two fixed sliding rods 4-4, the two tensioning springs 8-3 are respectively sleeved on the two fixed sliding rods 4-4, the upper ends of the two tensioning springs 8-3 respectively push against the two small fixed plates 4-3, the lower ends of the two tensioning springs 8-3 respectively push against the two tensioning sliders 8-2, and the small tensioning roller 8-1 downwards pushes against the labeling supporting belt 7 and is positioned under the labeling roller 2-1.

The small tensioning roller 8-1 tightly pushes the labeling supporting belt 7 between the two adjusting rollers 6-1 through the elasticity of the tensioning spring 8-3, the two adjusting rollers 6-1 are driven to simultaneously move towards each other when the two sliding frames 6-2 simultaneously move towards each other, the labeling supporting belt 7 is recycled along with the two adjusting rollers 6-1 through the small tensioning roller 8-1, a V-shaped groove is tightly pushed between the two adjusting rollers 6-1 and used for limiting a labeled glass bottle, and the glass bottle can rotate along with the labeling belt 9 when labeling through the arrangement of the labeling supporting belt 7, so that perfect labeling is completed.

The labeling machine disclosed by the invention has the use principle that: when in use, the glass bottles are transversely placed on the conveying mechanism 5 positioned at the front end, the glass bottles are sequentially conveyed to the labeling supporting belt 7 through the conveying mechanism 5, so that the glass bottles roll down to the groove of the V-shaped labeling supporting belt 7 tightly propped by the supporting belt tensioning mechanism 8, the labeling belt 9 is propped against the glass bottles in the groove of the V-shaped labeling supporting belt 7 by adjusting the labeling roller mechanism 2 to move, the labeling belt 9 is driven to move through the upper mounting frame 1, so that the labels are attached to the glass bottles, the glass bottles rotate in the groove along with the labeling belt 9 during labeling, so that the labels can be firmly attached to the glass bottles, after the attachment is completed, the labeling roller mechanism 2 is moved upwards, the labeling belt 9 is tensioned through the two labeling supporting mechanisms 3 to move upwards along with the labeling roller mechanism 2, then the adjusting mechanism 6 tightly props up the labeling supporting belt 7, so that the supporting belt 7 is tensioned to extrude the supporting belt tensioning mechanism 8 to move upwards, so that the V-shaped groove on the labeling supporting belt 7 disappears, then the labeled glass bottle automatically falls on the conveying mechanism 5 positioned at the rear end, the device is conveyed out to finish labeling, then the V-shaped groove on the labeling supporting belt 7 is recovered through the supporting belt adjusting mechanism 6, and then the labeling of the next glass bottle is carried out.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.

Claims

1. Labeller props up mechanism (3), bottom suspension strut (4), conveying mechanism (5), supports and takes adjusting mechanism (6), subsides to prop up including last mounting bracket (1), labeling roller mechanism (2), labeling, supports and takes area (7), supports and takes straining device (8) and labeling area (9), its characterized in that: the upper mounting frame (1) is fixedly connected on the lower support frame (4), the labeling roller mechanism (2) is connected in the middle of the upper mounting frame (1), the two label supporting mechanisms (3) are arranged, the two label supporting mechanisms (3) are respectively connected at the front end and the rear end of the upper mounting frame (1), the label belt (9) is connected on the upper mounting frame (1), the two label supporting mechanisms (3) and the labeling roller mechanism (2) tightly support the label belt (9), the two conveying mechanisms (5) are arranged, the two conveying mechanisms (5) are respectively and fixedly connected at the front end and the rear end of the lower support frame (4), the support belt adjusting mechanism (6) is connected at the lower end of the lower support frame (4), the support belt adjusting mechanism (6) is in transmission connection with the lower support frame (4) through the label support belt (7), the support belt tensioning mechanism (8) is connected at the middle of the lower support frame (4), the supporting belt tensioning mechanism (8) is used for tightly pushing the labeling supporting belt (7) downwards, and the supporting belt tensioning mechanism (8) is positioned right below the labeling roller mechanism (2).

2. A labelling machine according to claim 1, characterised in that: the upper mounting frame (1) comprises an upper mounting plate (1-1), side supporting lug plates (1-2), sliding columns (1-3), rolling mounting rollers (1-4), a motor mounting plate (1-5) and label tape roll mounting rollers (1-6), wherein the front end and the rear end of the upper mounting plate (1-1) are fixedly connected with the side supporting lug plates (1-2), the two side supporting lug plates (1-2) are fixedly connected with the sliding columns (1-3), the rolling mounting rollers (1-4) are rotatably connected with the front end of the upper mounting plate (1-1), the label tape roll mounting rollers (1-6) are rotatably connected with the rear end of the upper mounting plate (1-1), the motor mounting plate (1-5) is fixedly connected with the upper mounting plate (1-1) and an output shaft is fixedly connected with the rolling mounting rollers (1-4), the motor mounting plate (1-5) is fixedly connected to the upper end of the upper mounting plate (1-1), the label tape (9) is fixedly connected to the label tape roll mounting roller (1-6), and the used label tape (9) is wound on the winding mounting roller (1-4).

3. A labelling machine according to claim 2, characterised in that: the labeling roller mechanism (2) comprises a labeling roller (2-1), a labeling roller frame (2-2), a thread block (2-3), a lifting motor (2-4) and a lifting threaded rod (2-5), the labeling roller (2-1) is rotatably connected to the lower end of the labeling roller frame (2-2), the upper end of the labeling roller frame (2-2) is fixedly connected to the thread block (2-3), the lifting threaded rod (2-5) is connected to the thread block (2-3) through threads, the upper end of the lifting threaded rod (2-5) is fixedly connected to an output shaft of the lifting motor (2-4), the thread block (2-3) is slidably connected to the upper mounting plate (1-1), and the lifting motor (2-4) is fixedly connected to the motor mounting plate (1-5), the labeling roller (2-1) is tightly pressed against the labeling belt (9).

4. A labelling machine according to claim 3, characterised in that: the label supporting mechanism (3) comprises a supporting rod (3-1), the label supporting mechanism comprises two sliding seats (3-2) and two supporting springs (3-3), supporting rods (3-1) are rotatably connected to the sliding seats (3-2), the two label supporting mechanisms (3) are arranged, the two sliding seats (3-2) are respectively connected to the two sliding columns (1-3) in a sliding mode and are respectively connected with the two side supporting lug plates (1-2) in a sliding mode, the two supporting springs (3-3) are respectively sleeved on the two sliding columns (1-3), the outer ends of the two supporting springs (3-3) are respectively fixedly connected to the two sliding seats (3-2), the inner ends of the two supporting springs (3-3) are respectively fixedly connected to the two side supporting lug plates (1-2), and the two supporting rods (3-1) are respectively abutted to a label sticking belt (9).

5. A labelling machine according to claim 4, characterised in that: the lower support frame (4) comprises side plates (4-1), supporting rollers (4-2), small fixing plates (4-3), fixed sliding rods (4-4), leg plates (4-5) and sliding holes (4-6), the number of the side plates (4-1) is two, the two side plates (4-1) are arranged side by side from left to right, the front ends and the rear ends of the lower ends of the two side plates (4-1) are fixedly connected with the leg plates (4-5), the two sliding holes (4-6) are arranged on the two side plates (4-1) in a penetrating manner, the number of the supporting rollers (4-2) is two, the two supporting rollers (4-2) are rotatably connected between the two side plates (4-1), the horizontal position of the supporting roller (4-2) at the rear end is lower than that of the supporting roller (4-2) at the front end, the number of the small fixing plates (4-3) is two, the front outer end face and the rear outer end face of the middle part of each side plate (4-1) are fixedly connected with the small fixing plates (4-3), the two small fixing plates (4-3) are fixedly connected with the fixed sliding rods (4-4), and the upper mounting plate (1-1) is fixedly connected to the middle part of one side plate (4-1).

6. A labelling machine according to claim 5, characterised in that: the conveying mechanism (5) comprises two conveying frames (5-1), two pushing rollers (5-2) and two conveying belts (5-3), the front end and the rear end of each conveying frame (5-1) are rotatably connected with the corresponding pushing roller (5-2), the two pushing rollers (5-2) are in transmission connection through the corresponding conveying belts (5-3), and the two conveying frames (5-1) are fixedly connected to the front end and the rear end of each side plate (4-1) respectively.

7. A labelling machine according to claim 6, characterised in that: the conveying mechanism (5) further comprises conveying grid blocking edges (5-4), and a plurality of conveying grid blocking edges (5-4) are uniformly arranged on the two conveying belts (5-3).

8. A labelling machine according to claim 7, characterised in that: the support belt adjusting mechanism (6) comprises adjusting rollers (6-1), two sliding frames (6-2), two adjusting bidirectional threaded rods (6-3) and adjusting motors (6-4), the two sliding frames (6-2) are respectively connected with the adjusting rollers (6-1) in a rotating mode, the two sliding frames (6-2) are symmetrically connected onto the adjusting bidirectional threaded rods (6-3) in a threaded mode, the adjusting bidirectional threaded rods (6-3) are fixedly connected onto output shafts of the adjusting motors (6-4), two ends of each adjusting bidirectional threaded rod (6-3) are respectively connected onto two leg plates (4-5) in a rotating mode, the adjusting motors (6-4) are fixedly connected with one leg plate (4-5), the two sliding frames (6-2) are respectively connected into the two sliding holes (4-6) in a sliding mode, the two adjusting rollers (6-1) are positioned below the two supporting rollers (4-2), and the two adjusting rollers (6-1) are in transmission connection with the two supporting rollers (4-2) through a labeling supporting belt (7).

9. A labelling machine according to claim 8, characterised in that: the supporting belt tensioning mechanism (8) comprises a small tensioning roller (8-1), the small labeling device comprises a tensioning sliding block (8-2) and tensioning springs (8-3), wherein the tensioning sliding block (8-2) is rotatably connected to two ends of a small tensioning roller (8-1), the two tensioning sliding blocks (8-2) are respectively and slidably connected to two fixed sliding rods (4-4), the two tensioning springs (8-3) are respectively sleeved on the two fixed sliding rods (4-4), the upper ends of the two tensioning springs (8-3) respectively push against the two small fixed plates (4-3), the lower ends of the two tensioning springs (8-3) respectively push against the two tensioning sliding blocks (8-2), and the small tensioning roller (8-1) downwards pushes against a labeling supporting belt (7) and is located right below the labeling roller (2-1).