CN113682596B

CN113682596B - Bar code pasting system for industrial internet

Info

Publication number: CN113682596B
Application number: CN202110699201.5A
Authority: CN
Inventors: 曾涛
Original assignee: Datang Internet Technology Wuhan Co ltd; Datang Telecom Convergence Communications Co Ltd
Current assignee: Datang Internet Technology Wuhan Co ltd; Datang Telecom Convergence Communications Co Ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-11-29
Anticipated expiration: 2041-06-23
Also published as: CN113682596A

Abstract

The invention provides a bar code pasting system for industrial Internet, which comprises a transportation module, a bar code outputting module, a clamping module and a pasting module, wherein the bar code outputting module comprises a bar code support and a transmission part which is fixed on the bar code support and used for driving bar code bottom paper to rotate in an annular mode; the sticking module comprises two movable rollers and a shifting part connected with the two movable rollers, and the shifting part is used for driving the two movable rollers to roll along the surface of the object to be stuck with the bar code, so that the bar code is stuck with the object to be stuck. The invention has the beneficial effects that: the bar code rolling and sticking device is suitable for rolling and sticking bar codes on the surfaces of objects in various shapes; the bar code output module can intermittently convey bar codes, so that the bar code pasting process is convenient to control; in addition, the bar code outlet module can recycle the bottom paper of the bar codes, so that the generation of garbage is reduced.

Description

Bar code pasting system for industrial internet

Technical Field

The invention relates to the technical field of industrial internet bar codes, in particular to a bar code pasting system for an industrial internet.

Background

In modern society, industrial internets are used more and more frequently in production. The essence of the industrial internet is that equipment, production lines, factories, suppliers, products and customers are closely connected and fused through an open and global industrial-level network platform, and various element resources in industrial economy are efficiently shared, so that the cost is reduced, the efficiency is increased, the manufacturing industry is helped to extend the industrial chain, and the transformation development of the manufacturing industry is promoted through an automatic and intelligent production mode. In an industrial Internet system, each device needs a name plate, a bar code is generally used, and an operation mode mainly comprising manual pasting is adopted at present, but the efficiency is low, and the batch processing of products is not facilitated. At present, some manufacturers adopt automatic equipment to carry out bar code labeling, but most of the manufacturers aim at single products and have certain limitations. For example, chinese patent CN202011475290.7 discloses a labeling system for glass bottles and a labeling process thereof, but such a device can only label cylindrical glass bottles, and is not widely applicable to various objects.

Disclosure of Invention

In view of this, in order to solve the problems of low efficiency and narrow application range of barcode labeling of objects in an industrial internet system, an embodiment of the present invention provides a barcode pasting system for an industrial internet.

The embodiment of the invention provides a bar code pasting system for industrial Internet, comprising:

the transportation module is used for transporting the object to be pasted with the code;

the bar code discharging module is arranged above the conveying path of the conveying module and comprises a bar code bracket fixedly arranged and a transmission part which is fixed on the bar code bracket and is used for driving the bar code bottom paper to rotate annularly; the surface of the bar code bottom paper is adhered with a plurality of bar codes, a bending part which bends the bar code bottom paper by a set angle is arranged on a rotating path of the bar code bottom paper, and the bar codes are separated from the bar code bottom paper at the bending part and adhered to an object to be pasted with codes;

the clamping module is used for clamping an object to be pasted with a bar code;

and the tight sticking module comprises two movable rollers arranged on two sides of the clamped object and a shifting part for connecting the two movable rollers, wherein the shifting part is used for driving the two movable rollers to roll along the surface of the object to be stuck with the bar code to be stuck respectively, so that the bar code is tightly stuck with the object to be stuck with the bar code.

Furthermore, the transmission part comprises two bar code wheel discs arranged on the bar code support, a belt sleeved between wheel shafts of the two bar code wheel discs and a power motor, wherein a wheel shaft of one bar code wheel disc is provided with a driven gear, the output end of the power motor is connected with a shifting wheel, and the shifting wheel and the driven gear are matched with each other to perform intermittent transmission so as to enable the two bar code wheel discs to rotate intermittently and further drive the bar code bottom paper to perform intermittent transmission.

Furthermore, the bending part is arranged on one side of the two bar code wheel discs, the bending part comprises a bending roller and a plurality of guide rollers arranged on one side of the bar code wheel discs, the bending roller is close to the two bar code wheel discs, the bar code bottom paper sequentially bypasses the guide rollers and the bending roller, and the bending roller bends.

Further, drive disk assembly includes positioning mechanism, positioning mechanism includes card and answer spring, the card set up in receive the periphery of dialling the gear, answer spring one end be fixed in on the bar code support, the other end is connected the card, the card with receive the teeth of a cogwheel block of dialling the gear.

Furthermore, the shifting part comprises an L-shaped movable support, a shifting seat connected with the upper end of the movable support, a slidable guide optical axis penetrating through the shifting seat, a transverse fixed rack arranged in parallel with the guide optical axis, a fixed plate connecting the guide optical axis and the transverse fixed rack, a rolling gear matched with the transverse fixed rack, and a driving motor connected with the rolling gear, wherein the lower end of the movable support is connected with one movable roller, the lower part of the shifting seat is connected with the other movable roller, the fixed plate is fixed on the upper part of the clamping module, the driving motor is fixed on the shifting seat and used for driving the gear to rotate along the transverse fixed rack, so that the shifting seat and the movable support are driven to move, and the two movable rollers roll along the surface of an object to be pasted with a code.

Further, the upper portion of the movable support is horizontally arranged, the lower portion of the movable seat is provided with a movable rod which vertically extends downwards and is connected with the movable support in a sliding mode, and the upper end of the movable rod is connected with the upper end of the movable support and the lower end of the movable support is connected with the movable idler wheel.

Furthermore, a plurality of buffer springs are arranged on the movable seat, and the upper end of the movable support is connected with the upper end of each buffer spring.

Furthermore, the transportation module includes the conveyer belt, and set up in at least one of conveyer belt both sides is supported and is held the mechanism, each support and hold the mechanism including set up in the support of conveyer belt both sides relatively and hold the piece, each support and hold the piece including vertical stand that sets up and with the cylinder of stand upper end perpendicular connection, the output orientation of cylinder the conveyer belt just connects the cushion.

Furthermore, the clamping module comprises two clamping plates which are oppositely arranged at the left and right sides and two gear rack mechanisms which are symmetrical up and down, two clamping hands are respectively arranged at two opposite inner sides of the two clamping plates, the upper parts of the two clamping plates are connected through one gear rack mechanism, the lower parts of the two clamping plates are connected through the other gear rack mechanism, and the two clamping plates are closed or separated through the gear rack transmission, so that the two clamping hands clamp or release an object to be pasted with a code.

Furthermore, each rack-and-pinion mechanism comprises a clamping motor, a transmission gear connected with the output end of the clamping motor, a lower transverse rack meshed with the lower part of the transmission gear, and an upper transverse rack meshed with the upper part of the transmission gear, wherein one end of the lower transverse rack is connected with one clamping plate, one end of the upper transverse rack is provided with a light shaft part, the light shaft part can slidably penetrate through the clamping plate, and the other end of the upper transverse rack is connected with the other clamping plate.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: according to the bar code sticking system for the industrial internet, the bar code outlet module bends the bottom paper of the bar code to enable the bar code to tilt and be preliminarily adhered to an object, the sticking module rolls the bar code to enable the bar code to be tightly adhered to the object, and two movable rollers of the sticking module can move to adapt to the rolling adhesion of the bar codes on the surfaces of the objects in various shapes; the bar code output module can intermittently convey bar codes, so that the bar code pasting process is convenient to control; in addition, the bar code module can recycle the bottom paper of the bar codes, so that the generation of garbage is reduced.

Drawings

Fig. 1 is an overall schematic view of a barcode pasting system for industrial internet according to the present invention;

fig. 2 is a schematic structural view of the transport module 1 in fig. 1;

FIG. 3 is a schematic diagram of the barcode module 2 in FIG. 1;

fig. 4 is a schematic structural view of the clamping module 3 in fig. 1;

fig. 5 is a schematic structural diagram of the abutting module 4 in fig. 1.

In the figure: 1-transportation module, 101-conveyor belt body, 102-roller, 103-conveyor belt motor, 104-holding piece, 104 a-cylinder, 104b cushion block, 104c upright post, 105-bottom plate, 106-shaft bracket, 2-bar code output module, 201-bar code support, 202-bar code wheel disc, 203-belt, 204-shifted gear, 205-shifting wheel, 206-power motor, 207-return spring, 208-card, 209-guide roller, 210-bending roller, 211-bar code bottom paper, 212-bar code, 3-clamping module, 301-clamping plate, 301 a-clamping claw, 301 b-expansion spring, 302-gear rack mechanism, 302 a-lower transverse rack, 302 b-clamping motor, 302 c-transmission gear, 302 d-upper transverse rack, 302 e-light rack, 303-supporting arm, 4-clamping module, 401-movable roller, 402-fixing plate, 403-movable support, 404-transverse fixing rack, 405-guide bar, 406-gear, optical axis-movable seat, rolling-408-buffer motor, 409-movable rod, and 5-409 movable rod.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides a barcode pasting system for industrial internet, including a transportation module 1, a barcode output module 2, a clamping module 3, and a close module 4.

The transportation module 1 is used for transporting an object 5 to be pasted with a code, and comprises a conveyor belt and at least one butting mechanism arranged on two sides of the conveyor belt.

Specifically, referring to fig. 2, the conveyor belt is disposed on the bottom plate 105, and the conveyor belt mainly includes two rollers 102, a conveyor belt body 101, and a conveyor belt motor 103. The ends of the two rollers 102 are fixed on the bottom plate 105 through shaft brackets 106, and the two rollers 102 are located at the same height and spaced at a proper distance. The belt body 101 is sleeved on the two rollers 102 and tensioned. The middle shaft of one of the rollers 102 is further connected to the conveyor belt motor 103, and the roller 102 is driven to rotate by the conveyor belt motor 103, so as to drive the conveyor belt body 101 to rotate.

The supporting mechanism is used for supporting the object 5 to be attached with the code on two sides of the conveyor belt body 105 so as to fix the object at a set position on the conveyor belt body 105. If a plurality of objects 5 need to be simultaneously pasted with codes, the number of the abutting mechanisms can be set to be a plurality. Here, each of the abutting mechanisms includes abutting pieces 104 oppositely disposed on two sides of the conveyor belt, each of the abutting pieces 104 includes a vertical column 104c vertically disposed, and an air cylinder 104a vertically connected to an upper end of the vertical column 104c, and an output end of the air cylinder 104a faces the conveyor belt body 101 and is connected to the cushion block 104b. The lower end of the upright post 104c is fixed on the bottom plate 105, the upper end is provided with a cylinder seat, and the cylinder 104a is fixed on the cylinder seat. The two cylinders 104a of the two supporting members 104 simultaneously drive the cushion blocks 104b to extend out to tightly support the object 5 to be pasted and conveyed on the conveyor belt body 105.

Referring to fig. 1 and 3, the barcode output module 2 is disposed above the conveying path of the transportation module 1, and the barcode output module 2 mainly includes a barcode support 201 fixedly disposed and a transmission component fixed on the barcode support 201 for driving the barcode backing paper 211 to rotate circularly. The surface of the bar code bottom paper 211 is adhered with a plurality of bar codes 212, a bending part which enables the bar code bottom paper 211 to be bent at a set angle is arranged on a rotating path of the bar code bottom paper 211, the bar code bottom paper 211 serves as a carrier of the bar codes 212 to bring the bar codes 212 to the bending part, and the bar codes are separated from the bar code bottom paper 211 and adhered to an object 5 to be adhered.

Specifically, the barcode support 201 is an approximately L-shaped double-sided support, and the transmission component is used for continuously conveying the barcode bottom paper 211. The transmission component comprises two bar code wheel discs 202 arranged on the bar code support 201, a belt 203 sleeved between wheel shafts of the two bar code wheel discs 202, and a power motor 206, wherein a wheel shaft of one bar code wheel disc 202 is provided with a dialed gear 204, and the output end of the power motor 206 is connected with a dialing wheel 205. The two bar code wheel discs 202 are arranged oppositely up and down, and the bar code wheel disc 202 positioned above is driven by the power motor 206 to rotate to serve as an active transmission end. The end of the barcode wheel 202 is provided with a driving wheel, and the belt 203 is sleeved on the two driving wheels of the barcode wheel 202. The dial wheel 205 and the dialed gear 204 have a matching relationship, each circle of the dial wheel 205 rotates to dial one gear tooth of the dialed gear 204, and the intermittent transmission is realized through the matching relationship between the two gears to enable the two bar code wheel discs 202 to intermittently rotate, so that the bar code bottom paper 211 is driven to intermittently transmit, and the bar code bottom paper 211 wound on the bar code wheel disc 202 above is gradually wound on the bar code wheel disc 202 below.

In addition drive disk assembly still is equipped with positioning mechanism, positioning mechanism includes card 208 and answer spring 207, card 208 set up in receive dialling the periphery of gear 204, answer spring 207 set up in receive the vertical direction of dialling gear 204, answer spring 207 one end is fixed in on the bar code support 201, the other end is connected card 208, card 208 with receive the teeth of a cogwheel block of dialling gear 204. When the dial wheel 205 is not rotated, the card 208 abuts against the teeth of the dialed gear 204, and the dialed gear 204 cannot rotate under the action of the elastic force of the return spring 207. When the thumb wheel 205 rotates, the pushed gear 204 overcomes the holding force of the card 208 and can only rotate one gear tooth at a time.

Further, in order to stably transmit the barcode backing paper 211 between the two barcode wheel discs 202, two power motors 206, two dialing wheels 205, two dialed gears 204 and two belts 203 are respectively arranged on two sides of the two barcode wheel discs 202 in a one-to-one symmetrical manner, and the connection relationship of each part on each side is the same.

The bending part functions to separate the bar code 212 from the bar code backing paper 211. Specifically, the bending component is arranged on one side of the two barcode wheel discs 202, the bending component comprises a bending roller 210 and a plurality of guide rollers 209 arranged on one side of the two barcode wheel discs 202, the barcode backing paper 211 sequentially bypasses the guide rollers 209 and the bending roller 210, and the bending roller 210 bends.

The guide rollers 209 mainly play a role in guiding, and the number and the positions thereof can be flexibly adjusted according to actual conditions. Here, the guide roller 209 mainly includes two roller groups horizontally disposed above the bending roller 210 and a roller having a height equal to that of the bending roller 210. The bending roller 210 and two ends of each guide roller 209 are rotatably disposed on the barcode bracket 201. The two ends of the bar code bottom paper 211 are sleeved on the two bar code wheel discs 202, and the middle part of the bar code bottom paper is wound around the two roller groups, the bending roller 210 and the other roller in sequence.

Thus, the bar code bottom paper 211 is bent at the bending roller 210 to form a set angle, so that the bar code bottom paper 211 is bent to automatically tilt when passing through the bending roller 210, and the bar code 212 is directly adhered to the object 5. The set angle needs to be set to be small to achieve the tilting effect, and is generally set to be 15 to 30 degrees, and specifically, the set angle can be adjusted by changing the position of each guide roller 209 according to actual conditions.

Referring to fig. 1 and 4, the holding module 3 is used for holding an object 5 to be attached with a barcode 212, the object 5 to which the barcode 212 is attached moves into the holding module 3 from the conveyor belt, and is held by the holding module 3, so that the barcode 212 is attached by the attaching module 4 in the following.

Specifically, referring to fig. 1 and 3, the clamping module is fixed on the bottom plate 105 through a supporting arm 303, the clamping module 3 includes two clamping plates 301 disposed opposite to each other in the left-right direction and two vertically symmetric rack-and-pinion mechanisms 302, and the back portions of the two clamping plates 301 are fixed to the supporting arm 303 and can be connected in a transverse sliding manner. Two the grip block 301 is equipped with centre gripping hand 301a respectively to two relative inboards, centre gripping hand 301a with can set up a plurality of expanding spring 301b between the grip block 301, centre gripping hand 301a can be better to 5 surface contact of object and then realize stabilizing the centre gripping. The upper parts of the two clamping plates 301 are connected through one gear and rack mechanism 302, the lower parts of the two clamping plates are connected through the other gear and rack mechanism 302, and the two gear and rack mechanisms 302 drive the two clamping plates 301 to be closed or separated, so that the two clamping hands 301a clamp or release the object 5 to be pasted with codes.

The rack and pinion mechanism 302 may have various forms, which are only exemplified here, each rack and pinion mechanism 302 includes a holding motor 302b, a transmission gear 302c connected to an output end of the holding motor 302b, a lower transverse rack 302a engaged with a lower portion of the transmission gear 302c, and an upper transverse rack 302d engaged with an upper portion of the transmission gear 302c, one end of the lower transverse rack 302a is connected to one holding plate 301, one end of the upper transverse rack 302d is provided with an optical axis portion 302e, the optical axis portion 302e slidably penetrates through the holding plate 301, and the other end of the upper transverse rack 302d is connected to the other holding plate 301. When the two clamping motors 302b work, the two transmission gears 302c are driven to rotate, so that the upper parts and the lower parts of the two clamping plates 301 are simultaneously closed or separated.

Referring to fig. 1, 4 and 5, the tight attaching module 4 acts on an object 5 to be attached, which is clamped in the clamping module 3, and the tight attaching module 4 mainly comprises two movable rollers 401 disposed at two sides of the clamped object and a displacement member connecting the two movable rollers 401. The shifting part is used for driving the two movable rollers 401 to move transversely, so that the two movable rollers 401 respectively roll along the surface of the object to be pasted with the bar code 5, and the bar code 212 is pasted with the object to be pasted with the bar code 5.

Specifically, the shifting unit includes an L-shaped movable bracket 403, a movable base 407 connected to an upper end of the movable bracket 403, a guiding optical axis 405 penetrating through the movable base 407 and slidable, a transverse fixed rack 404 disposed parallel to the guiding optical axis 405, a fixed plate 402 connecting the guiding optical axis 405 and the transverse fixed rack 404, a rolling gear 406 engaged with the transverse fixed rack 404, and a driving motor 408 connected to the rolling gear 406, wherein a movable roller 401 is connected to a lower end of the movable bracket 403, another movable roller 401 is connected to a lower portion of the movable base 407, the fixed plate 402 is fixed to an upper portion of the clamping module 3, and both the transverse fixed rack 404 and the guiding optical axis 405 are perpendicularly connected to the fixed plate 402. The driving motor 408 is fixed on the movable base 407, an output end of the driving motor 408 is connected to the rolling gear 406, the rolling gear 406 is matched with the transverse fixed rack 404, the driving motor 408 rotates to drive the rolling gear 406 to rotate, and because the fixed transverse rack 404 is fixed and cannot move, the rolling gear 406 is forced to roll along the transverse fixed rack 404, so as to drive the movable base 407 to slide along the guide optical axis 405, and the movable base 407 simultaneously drives the movable support 403 to move, so that the two movable rollers 401 roll along the surface of the object 5 to be coded.

The upper part of the movable bracket 403 is horizontally arranged, and the upper end of the movable bracket is fixedly connected with the movable seat 407. The lower part of the movable seat 407 is provided with a movable rod 410 which extends vertically and downwardly and is connected in a sliding manner, wherein the movable rod 410 penetrates through the movable seat 407 and can slide up and down, the upper end of the movable rod 407 is connected with the upper end of the movable bracket 403, and the lower end of the movable rod 407 is connected with a movable roller 401. A plurality of buffer springs 409 are arranged on the movable seat 407, and the upper end of the movable support 403 is connected with the upper end of each buffer spring 409. Therefore, when the two movable rollers 401 roll the surface of the object 5 to be pasted and coded, the movable rollers are adaptive to the surface contour of the object 5 and can move along the contour trajectory of the object 5 to adapt to the objects 5 with different surface shapes.

The work process of the bar code pasting system for the industrial Internet comprises the following steps: firstly, an object 5 to be coded is conveyed on a conveyor belt, the bar code 212 tilts outwards due to the bending action when the bar code bottom paper 211 rotates to the bending roller 210, the object 5 to be coded moves to the bending roller 210 and contacts and partially adheres to the tilted bar code 212, the object 5 to be coded and the bar code bottom paper 211 both continue to move until the bar code 212 is separated from the object and adheres to the object 5 to be coded through the adhesive force, but at the moment, the bar code 212 and the object 5 are not completely adhered tightly. And the conveyor belt is continuously and tightly abutted and fixed when conveyed until passing through the abutting mechanism. Then, the object 5 to be attached with the barcode 212 adhered thereto is removed, and the object 5 is held on the holding module 3. Finally, the driving motor 408 drives the rolling gear 406 to roll along the transverse fixed rack 404, so as to drive the movable bracket 403 to transversely move, push the movable roller 401 to roll along the surface of the object 5, roll the barcode 212 on the surface of the object 5, and further attach the barcode 212 to the object 5, thereby completing the attaching.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A bar code pasting system for industrial Internet is characterized by comprising:

the movable support is connected with one movable roller, the lower part of the movable support is connected with the other movable roller, the fixed plate is fixed on the upper part of the clamping module, the driving motor is fixed on the movable seat and used for driving the gear to roll along the transverse fixed rack so as to drive the movable roller and the movable support to move, and the two movable rollers roll along the surface of the object to be pasted.

2. The bar code pasting system for industrial internet as claimed in claim 1, wherein: the transmission part comprises two bar code wheel discs arranged on the bar code support, a belt sleeved between wheel shafts of the two bar code wheel discs and a power motor, wherein a driven gear is arranged on the wheel shaft of one bar code wheel disc, the output end of the power motor is connected with a driving wheel, and the driving wheel and the driven gear are matched with each other to perform intermittent transmission to enable the two bar code wheel discs to rotate intermittently so as to drive the bar code backing paper to perform intermittent transmission.

3. The bar code pasting system for industrial internet as claimed in claim 2, wherein: the bar code wheel disc bending device comprises two bar code wheel discs, bending parts and a plurality of guide rollers, wherein the bending parts are arranged on one sides of the two bar code wheel discs, the bending parts comprise bending rollers and a plurality of guide rollers arranged on one sides of the two bar code wheel discs, the bar code bottom paper sequentially bypasses the guide rollers and the bending rollers, and the bending rollers are bent.

4. The bar code pasting system for industrial internet as claimed in claim 2, wherein: the transmission part comprises a positioning mechanism, the positioning mechanism comprises a card and a return spring, the card is arranged on the periphery of the gear to be dialed, one end of the return spring is fixed on the bar code support, the other end of the return spring is connected with the card, and the card is clamped with the gear teeth of the gear to be dialed.

5. The bar code pasting system for industrial Internet as claimed in claim 4, wherein: the movable support is characterized in that the upper portion of the movable support is horizontally arranged, a movable rod which vertically extends downwards and is connected in a sliding mode is arranged on the lower portion of the movable seat, the upper end of the movable rod is connected with the upper end of the movable support, and the lower end of the movable support is connected with the movable idler wheel.

6. The bar code pasting system for industrial internet as claimed in claim 5, wherein: the movable support is characterized in that a plurality of buffer springs are arranged on the movable seat, and the upper end of the movable support is connected with the upper end of each buffer spring.

7. The bar code pasting system for industrial internet as claimed in claim 1, wherein: the conveying module comprises a conveying belt and at least one abutting mechanism arranged on two sides of the conveying belt, each abutting mechanism comprises abutting pieces oppositely arranged on two sides of the conveying belt, each abutting piece comprises a vertical column and a cylinder vertically connected with the upper end of the vertical column, and the output end of the cylinder faces the conveying belt and is connected with a cushion block.

8. The bar code pasting system for industrial internet as claimed in claim 1, wherein: the clamping module comprises two clamping plates which are oppositely arranged at the left and right and two gear rack mechanisms which are symmetrical up and down, two clamping hands are respectively arranged at two opposite inner sides of the two clamping plates, the upper parts of the two clamping plates are connected through one gear rack mechanism, the lower parts of the two clamping plates are connected through the other gear rack mechanism, and the two clamping plates are closed or separated through the gear rack transmission, so that the two clamping hands clamp or release an object to be pasted.

9. The bar code pasting system for industrial internet as claimed in claim 8, wherein: each gear rack mechanism comprises a clamping motor, a transmission gear connected with the output end of the clamping motor, a lower transverse rack meshed with the lower part of the transmission gear, and an upper transverse rack meshed with the upper part of the transmission gear, one end of the lower transverse rack is connected with one clamping plate, one end of the upper transverse rack is provided with a light shaft part, the light shaft part can slidably penetrate through the clamping plate, and the other end of the upper transverse rack is connected with the other clamping plate.