CN212712700U

CN212712700U - Automatic filling, capping and labeling production line

Info

Publication number: CN212712700U
Application number: CN202021468903.XU
Authority: CN
Inventors: 刘军
Original assignee: Jiangmen Hongqiao New Material Technology Co ltd
Current assignee: Jiangmen Hongqiao New Material Technology Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-16
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses an automatic filling, capping and labeling production line, include: the device comprises a rack, wherein a control box is arranged on one side of the rack; the frame is provided with a transfer device, a conveying device, a filling device, a clamping device, a capping device, a cap tightening device and a labeling device. The transfer device, the conveying device, the filling device, the clamping device, the cover tightening device and the labeling device are all electrically connected with the control box. The transfer device sets up the entrance at conveyer, filling device, clamping device, capping device, tight lid device arranges along conveyer in proper order with pasting the mark device, empty bottle transports to conveyer through transfer device, conveyer transports empty bottle to clamping device, clamping device presss from both sides tight location with empty bottle, then filling device carries out liquid filling to empty bottle, after the liquid filling, conveyer transports the full-load bottle that loads liquid to capping device and carries out the bottle lid and install additional, then tighten the bottle lid through tight lid device, paste the bottle label in the body department of full-load bottle through pasting the mark device at last.

Description

Automatic filling, capping and labeling production line

Technical Field

The utility model relates to a liquid product packaging technical field, in particular to automatic filling, capping and labeling production line.

Background

In daily life, bottled liquid products are very common, and the production of the products generally adopts a flow line mode, so that the products move along a production line and are finished step by step according to process steps.

In a product production line, operations such as filling, capping, labeling and the like of empty bottles are required, and generally, workers distributed on two sides of the production line complete each process by using common mechanical equipment, for example, a production line for bottling edible oil, place the empty bottles on a conveyor belt, move the empty bottles along the conveyor belt to enter a filling area, connect a filling opening of a filling device with a bottle opening by the workers, open the filling device to perform filling, form full-load bottles after filling, seal the bottle openings of the full-load bottles by using bottle caps, convey the full-load bottles along the conveyor belt, and perform packaging treatment on the filled and capped bottled edible oil by other workers. In order to ensure continuous and uninterrupted operation of the production line, more workers need to be arranged on two sides of the production line, the processes of filling, sealing, labeling and the like are completed manually, the working efficiency is low, more manpower and time are consumed, the product is easily polluted, and economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an automatic filling, closing cap and labeling production line, processes such as the filling of empty bottle, closing cap and labeling paper are mainly accomplished by the machine, and the operation of manual control machine, convenient operation and save time are favorable to improving production efficiency.

According to the utility model discloses automatic filling, closing cap paste mark production line, include:

the stand columns are vertically arranged on two sides of the empty bottle running direction;

the transfer device comprises a storage disc which can rotate relative to the rack, and the bottom end of the storage disc is connected with a first motor;

the conveying device comprises a plurality of chain plates which are arranged on the rack in parallel, and the chain plates are connected with a first power device;

the filling device comprises a device body arranged on one side of the rack, a filling part and a first clamping plate, wherein the filling part is slidably arranged in the device body, the filling part is provided with a plurality of liquid filling ports in parallel, each liquid filling port is provided with a one-way valve, and the first clamping plate is arranged on one side facing the conveying device;

the clamping device comprises a second clamping plate, one side, far away from the first clamping plate, of the second clamping plate is connected with a first air cylinder, and the first air cylinder drives the second clamping plate to be close to the first clamping plate so as to clamp the bottle body;

the capping device comprises an arc-shaped guide rail for the bottle cap to slide, and a discharge port of the arc-shaped guide rail is connected with the conveying device;

the cover tightening device comprises a horizontally arranged mounting plate, two ends of the mounting plate are supported above the conveying device through the stand columns, a third sliding block and a fourth sliding block are arranged at the upper end of the mounting plate, one sides of the third sliding block and the fourth sliding block, which are opposite, are respectively connected with a second air cylinder and a third air cylinder, a plurality of rotating wheels are arranged at the lower end of the mounting plate, and wheel shafts of the rotating wheels respectively penetrate through the third sliding block and the fourth sliding block to be connected with a second power device;

the labeling device comprises a panel, the lower end of the panel is connected with a fourth cylinder, the upper end of the panel is provided with a label disc for placing a label winding tape and a label stripping sheet for stripping labels, and a label outlet of the label stripping sheet is connected with the conveying device;

a control box;

the first motor, the first power device, the one-way valve, the first air cylinder, the second air cylinder, the third air cylinder, the second power device and the fourth air cylinder are electrically connected to the control box.

According to the utility model discloses automatic filling, closing cap and labeling production line has following beneficial effect at least: the transfer device sets up the entrance at conveyer, filling device, clamping device, capping device, tight lid device arranges along conveyer in proper order with pasting the mark device, empty bottle transports to conveyer through transfer device, conveyer transports empty bottle to clamping device, clamping device presss from both sides tight location with empty bottle, then filling device carries out liquid filling to empty bottle, after the liquid filling, conveyer transports the full-load bottle that loads liquid to capping device and carries out the bottle lid and install additional, then tighten the bottle lid through tight lid device, paste the bottle label in the body department of full-load bottle through pasting the mark device at last. By adopting the automatic filling, sealing and labeling production line in the technical scheme, the processes of filling, sealing, labeling paper and the like of the empty bottles are mainly completed by machines, the operation of the machines is manually controlled, the operation is convenient, the time is saved, and the production efficiency is favorably improved.

According to some embodiments of the utility model, the lateral wall of putting the thing dish is provided with and encircles put the ring baffle of thing dish, ring baffle's lateral wall seted up with the export that conveyer's entry links up.

According to some embodiments of the utility model, the top of putting the thing dish is provided with cowl, ring baffle with cowl cooperation is put the empty bottle.

According to the utility model discloses a some embodiments, be provided with horizontal beam on the ring baffle, the last vertical first supporting shaft of having arranged of cowl, the upper end of first supporting shaft through first slider with horizontal beam sliding connection.

According to the utility model discloses a some embodiments, ring baffle's exit sets up the baffle, the vertical second back shaft that has arranged on the baffle, the upper end of second back shaft through the second slider with horizontal beam sliding connection.

According to some embodiments of the utility model, first power device includes driving motor, gear drive and two sets of chains, and two sets of chain parallel arrangement are in the frame is along the traffic direction's of empty bottle both sides, and is a plurality of the both ends of link joint are simultaneously with two sets of the chain is connected, the chain is connected gear drive, gear drive connects driving motor, driving motor electrical connection in the control box.

According to the utility model discloses a some embodiments, the top of link joint is provided with the wallboard that prevents empty bottle slope, two the wallboard is a set of, and parallel arrangement is in link joint is along its length direction's both sides, two one side that the wallboard carried on the back mutually all is connected with the lead screw, relevant position in the frame is provided with the nut, the lead screw with nut screw drive, the lead screw rotates in order to drive two the wallboard is close to each other or keeps away from.

According to some embodiments of the utility model, the arc guide rail includes many arc ribs, many the arc rib passes through the welding backup pad to be supported.

According to some embodiments of the utility model, the second power device includes that second motor, action wheel, the first follow driving wheel and second follow driving wheel, second motor electrical connection are in the control box, the shaft of second motor with the action wheel is connected, first follow driving wheel with the second is put from the driving wheel branch the both sides of action wheel, and simultaneously with the action wheel meshing is located two with one side rotate one of the wheel the shaft of rotating the wheel with first from the driving wheel connection, another the shaft of rotating the wheel with the second is connected from the driving wheel.

According to some embodiments of the utility model, paste mark device is still including the delivery roll that is used for collecting the label winding after peeling off the label, the delivery roll is connected with the third motor, third motor electric connection in the control box.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a front view of an automatic filling, sealing, labeling and production line of the embodiment of the present invention;

fig. 2 is a schematic structural diagram of a transfer device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a conveying device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a filling device and a clamping device according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a cover tightening device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the labeling device according to the embodiment of the present invention.

Reference numerals:

a frame 100, a column 101;

a control box 200;

the device comprises a transfer device 300, a storage disc 301, a first motor 302, an annular baffle 303, an arc baffle 304, a horizontal beam 305, a first support shaft 306, a first slide block 307, a partition plate 308, a second support shaft 309 and a second slide block 310;

the conveying device 400, a chain plate 401, a wall plate 402, a lead screw 403 and a nut 404;

the filling device 500, the device body 501, the filling opening 502, the one-way valve 503 and the first clamping plate 504;

the clamping device 600, the second clamping plate 601 and the first cylinder 602;

a capping device 700, arc-shaped ribs 701 and a support plate 702;

the cover tightening device 800, a mounting plate 801, a third sliding block 802, a fourth sliding block 803, a second air cylinder 805, a third air cylinder 806, a rotating wheel 807 and a strip-shaped hole 808;

labeling device 900, panel 901, fourth cylinder 902, label disc 903, driving roller assembly 904, tension roller 905, pressing roller 906, label stripping piece 907, paper collecting roller 908 and third motor 909

Detailed Description

Reference will now be made in detail to embodiments of the invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, in one embodiment of the present application, an automatic filling, capping and labeling production line is provided, which has the following overall structure:

the labeling machine comprises a rack 100, wherein a control box 200 is arranged on one side of the rack 100, and a transfer device 300, a conveying device 400, a filling device 500, a clamping device 600, a capping device 700, a cap tightening device 800 and a labeling device 900 are arranged on the rack 100 according to the direction indicated by an arrow A in figure 1. The transfer device 300, the transfer device 400, the filling device 500, the clamping device 600, the cap tightening device 800 and the labeling device 900 are electrically connected with the control box 200. Wherein, transfer device 300 sets up the entrance at conveyer 400, filling device 500, clamping device 600, capping device 700, conveyor 400 arranges along conveyer 400 in proper order that tight lid device 800 and subsides mark device 900, empty bottle transports to conveyer 400 through transfer device 300, conveyer 400 transports empty bottle to clamping device 600, clamping device 600 presss from both sides tight location with empty bottle, then filling device 500 carries out liquid filling to empty bottle, after the liquid filling, conveyer 400 transports the full-load bottle that loads liquid to capping device 700 and carries out the bottle lid and install additional, then tighten the bottle lid through tight lid device 800, paste the bottle label in the body department of the full-load bottle through pasting mark device 900 at last.

The concrete structure is as follows:

referring to fig. 2, in some embodiments of the present application, the transfer device 300 includes a tray 301 rotatable with respect to the rack 100, the tray 301 is a circular structure and is used for placing empty bottles, a first motor 302 is connected to a bottom end of the tray 301, the first motor 302 is electrically connected to the control box 200, the control box 200 controls the first motor 302 to be started, and the first motor 302 drives the tray 301 to rotate so as to transfer the empty bottles to the transfer device 400.

Further, the side wall of the tray 301 is provided with an annular baffle 303 surrounding the tray 301, and the side wall of the annular baffle 303 is provided with an outlet connected with the inlet of the conveying device 400; the top end of the object placing plate 301 is provided with an arc-shaped baffle 304, and the position of the empty bottle is righted through the matching of the annular baffle 303 and the arc-shaped baffle 304 in the rotating process of the object placing plate 301.

Further, a horizontal cross beam 305 is arranged on the ring-shaped baffle plate 303, a first supporting shaft 306 is vertically arranged on the arc-shaped baffle plate 304, the upper end of the first supporting shaft 306 is connected with the horizontal cross beam 305 in a sliding mode through a first sliding block 307, and the first supporting shaft 306 can slide relative to the horizontal cross beam 305 to adjust the distance between the arc-shaped baffle plate 304 and the ring-shaped baffle plate 303 so as to be suitable for empty bottles of various specifications.

Further, a partition plate 308 is arranged at the outlet of the annular baffle plate 303, a second support shaft 309 is vertically arranged on the partition plate 308, the upper end of the second support shaft 309 is slidably connected with the horizontal cross beam 305 through a second sliding block 310, and the second support shaft 309 can slide relative to the horizontal cross beam 305 to adjust the distance between the partition plate 308 and the annular baffle plate 303 so as to be suitable for empty bottles of various specifications. The baffle 308 is configured to position the empty bottles and ensure that the empty bottles are smoothly transferred to the transfer device 400.

Referring to fig. 3, in some embodiments of the present application, the conveyor 400 includes a plurality of link plates 401 arranged in parallel on the frame 100, and a first power unit (not shown) is connected to the link plates 401 and electrically connected to the control box 200. In this embodiment, first power device includes driving motor, gear drive and two sets of chains, two sets of chains parallel arrangement are in frame 100 along the traffic direction's of empty bottle both sides, the both ends of a plurality of link joint 401 are connected with two sets of chains simultaneously, gear drive is connected to the chain, gear drive connects driving motor, driving motor electrical connection is in control box 200, control box 200 controls driving motor and starts, driving motor drive gear and chain rotate in order to drive link joint 401 and move, empty bottle is placed on link joint 401, and follow link joint 401 and move.

Further, the upper portion of the chain plate 401 is provided with a wall plate 402 for preventing empty bottles from inclining, the two wall plates 402 are in a group and are arranged on two sides of the chain plate 401 along the length direction of the chain plate, the empty bottles penetrate through the space between the two wall plates 402, one side, opposite to each other, of each of the two wall plates 402 is connected with a lead screw 403, nuts 404 are arranged at corresponding positions on the rack 100, the lead screws 403 are in threaded transmission with the nuts 404, and the lead screws 403 rotate to drive the two wall plates 402 to be close to or away from each other so as to adjust the distance between the two wall plates 402 and be suitable for the empty.

Referring to fig. 4, in some embodiments of the present disclosure, the filling device 500 includes a device body 501 disposed on one side of the rack 100 and a filling member slidably disposed in the device body 501, the filling member is juxtaposed with a plurality of filling ports 502, each filling port 502 is provided with a check valve 503, and the check valve 503 is electrically connected to the control box 200. Through setting up a plurality of filling openings 502 with carry out the liquid feeding filling to a plurality of empty bottles simultaneously, improve work efficiency. After a plurality of empty bottles are clamped and fixed through the clamping device 600, the filling part moves downwards to enable the liquid adding port 502 to be aligned with the bottle mouth of the empty bottle, the control box 200 controls the one-way valve 503 to be opened, liquid enters the empty bottle through the liquid adding port 502, after the empty bottle is filled with a certain amount of liquid, the control box 200 controls the one-way valve 503 to be closed, the filling part moves upwards to enable the liquid adding port 502 to be far away from the bottle mouth, and filling is completed.

Referring to fig. 4, in some embodiments of the present application, the clamping device 600 is disposed right below the filling opening 502 of the filling device 500, and after the clamping device 600 clamps the body of the empty bottle, the filling device 500 fills the empty bottle with liquid. In this embodiment, the number of the clamping devices 600 may be adjusted according to the number of the liquid filling ports 502 in the filling device 500, and the liquid filling ports 502 correspond to the clamping devices 600 one to one.

Further, the clamping device 600 comprises a second clamping plate 601, a first air cylinder 602 is connected to a side of the second clamping plate 601 far away from the filling device 500, and the first air cylinder 602 is electrically connected to the control box 200. The cylinder body of the first cylinder 602 is fixedly connected to the wall plate 402 on the side far away from the filling device 500 by screws, and the piston rod of the first cylinder 602 is fixedly connected to the clamping plate 601. The filling device 500 is provided with a first clamping plate 504 on one side facing the clamping plate 601, the control box 200 controls the first cylinder 602 to start, and the piston rod of the first cylinder 602 drives the second clamping plate 601 to be close to the first clamping plate 504 so as to clamp the bottle body.

Referring to fig. 1, in some embodiments of the present application, the capping device 700 includes an arcuate guide along which a plurality of bottle caps are moved, the discharge ports at the ends of the arcuate guide engaging the conveyor 400, and the bottle caps being placed at the bottle mouths of full bottles when the full bottles containing liquid are moved to the discharge ports at the ends of the arcuate guide.

Further, the arc-shaped guide rail comprises a plurality of arc-shaped ribs 701, and the plurality of arc-shaped ribs 701 are supported by a welding support plate 702.

Referring to fig. 5, in some embodiments of the present application, the cap tightening device 800 includes a horizontally disposed mounting plate 801, the rack 100 is vertically provided with columns 101 on both sides in the direction of full-bottle travel, and both ends of the mounting plate 801 are supported above the conveyor 400 by the columns 101. The upper end of the mounting plate 801 is provided with a third slider 802 and a fourth slider 803, one sides of the third slider 802 and the fourth slider 803 which face away from each other are respectively connected with a second air cylinder 805 and a third air cylinder 806, and the second air cylinder 805 and the third air cylinder 806 are electrically connected to the control box 200. The lower extreme of mounting panel 801 is provided with and rotates the wheel 807, all is provided with two and rotates the wheel 807 along the both sides that are full-load bottle traffic direction, and four are rotated the wheel 807 and are a set of, have seted up bar hole 808 on the mounting panel 801, and the shaft that lies in two and rotate the wheel 807 of same side passes bar hole 808 and third slider 802 fixed connection, and the shaft that lies in two and rotate the wheel 807 of opposite side passes bar hole 808 and fourth slider 803 fixed connection. When a full-load bottle with a bottle cap runs to the cap tightening device 800, the second cylinder 805 drives the third slider 802 to move along the strip-shaped hole, the third cylinder 806 drives the fourth slider 803 to move along the strip-shaped hole, the third slider 802 and the fourth slider 803 approach each other, and then the four rotating wheels 807 are driven to approach each other, the wheel surfaces of the four rotating wheels 807 are simultaneously contacted with the side surface of the bottle cap, so that the bottle cap is clamped from four directions, and the four rotating wheels 807 simultaneously rotate in the same direction to drive the bottle cap to be screwed in a rotating manner.

Further, a second power device (not shown in the figure) is disposed at the upper end of each of the third slider 802 and the fourth slider 803, the second power device includes a second motor, a driving wheel, a first driven wheel and a second driven wheel, the second motor is electrically connected to the control box 200, a wheel shaft of the second motor is connected to the driving wheel, the first driven wheel and the second driven wheel are respectively disposed at two sides of the driving wheel and are simultaneously engaged with the driving wheel, and in the two rotating wheels 807 located at the same side, a wheel shaft of one rotating wheel 807 is connected to the first driven wheel, and a wheel shaft of the other rotating wheel 807 is connected to the second driven wheel.

Referring to fig. 6, in some embodiments of the present application, a labeling device 900 is provided at one side of the rack 100, the labeling device 900 including a panel 901. The lower end of the panel 901 is connected with a fourth cylinder 902, the upper end of the panel 901 is provided with a label disc 903, a driving roller assembly 904, a tensioning roller 905, a pressing roller 906, a label peeling sheet 907 and a paper collecting roller 908, a label outlet of the label peeling sheet 907 is connected with the conveying device 400, the paper collecting roller 908 is connected with a third motor 909, and the fourth cylinder 902 and the third motor 909 are electrically connected to the control box 200. The control box 200 drives the fourth cylinder 902 to start, and the fourth cylinder 902 drives the panel 901 to move up and down so as to adjust the height of the panel 901 relative to the rack 100, so that the full-load bottle rack is suitable for various full-load bottles with different heights. The label plate 903 is used for placing a label tape, the label tape is sequentially wound on the driving roller assembly 904, the tensioning roller 905, the pressing roller 906, the label peeling sheet 907 and the paper collecting roller 908, the control box 200 drives the third motor 909 to start, the third motor 909 drives the paper collecting roller 908 to rotate, the label plate 903, the driving roller assembly 904, the tensioning roller 905 and the pressing roller 906 are sequentially driven to rotate through the label tape, the tensioning force of the label tape is adjusted, and the problems of tape coiling, tape loosening or tape clamping in conveying of the label tape are solved. When the label tape passes through the label peeling piece 907, the label is separated from the label tape based on the tension of the label itself, and the label peeled by the label peeling piece 907 is automatically stuck to the bottle body which is conveyed by the conveyor 400 and is full of bottles. The collecting roller 908 is used to collect the label tape after the label is peeled off, and the third motor 909 drives the collecting roller 908 to rotate, so that the label tape after the label is peeled off can be wound around the collecting roller 908, and the label tape can be continuously rotated, thereby ensuring that the labeling operation can be continuously performed.

Further, the pressing roller 906 can swing relative to the tension roller 905, and it can be understood that when the label tape is wound on the tension roller 905, the tension of the label tape can be adjusted by adjusting the pressing force of the pressing roller 906 on the tension roller 905, so as to prevent the label tape from rolling, loosening or clamping during transmission.

By adopting the automatic filling, sealing and labeling production line in the technical scheme, the processes of filling, sealing, labeling paper and the like of the empty bottles are mainly completed by machines, the operation of the machines is manually controlled, the operation is convenient, the time is saved, and the production efficiency is favorably improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides an automatic filling, closing cap and labeling production line which characterized in that includes:

a control box;

2. The automatic filling, sealing and labeling production line according to claim 1, wherein the side wall of the object placing disc is provided with an annular baffle surrounding the object placing disc, and the side wall of the annular baffle is provided with an outlet connected with the inlet of the conveying device.

3. The automatic filling, sealing and labeling production line according to claim 2, wherein an arc-shaped baffle is arranged at the top end of the storage tray, and the annular baffle and the arc-shaped baffle are matched to align the empty bottles.

4. The automatic filling, sealing and labeling production line according to claim 3, wherein a horizontal beam is arranged on the annular baffle, a first support shaft is vertically arranged on the arc-shaped baffle, and the upper end of the first support shaft is slidably connected with the horizontal beam through a first sliding block.

5. The automatic filling, sealing and labeling production line according to claim 4, wherein a partition is arranged at an outlet of the annular baffle, a second support shaft is vertically arranged on the partition, and the upper end of the second support shaft is slidably connected with the horizontal beam through a second sliding block.

6. The automatic filling, sealing and labeling production line according to claim 1, wherein the first power device comprises a driving motor, a gear transmission mechanism and two sets of chains, the two sets of chains are arranged on two sides of the rack in the running direction of the empty bottles in parallel, two ends of the chain plates are simultaneously connected with the two sets of chains, the chains are connected with the gear transmission mechanism, the gear transmission mechanism is connected with the driving motor, and the driving motor is electrically connected with the control box.

7. The automatic filling, sealing and labeling production line according to claim 1, wherein wall plates for preventing empty bottles from inclining are arranged above the chain plates, two wall plates are arranged in a group and are arranged on two sides of the chain plates in the length direction in parallel, screw rods are connected to the opposite sides of the two wall plates, nuts are arranged at corresponding positions on the rack, the screw rods are in threaded transmission with the nuts, and the screw rods rotate to drive the two wall plates to approach or separate from each other.

8. The automatic filling, sealing, labeling and production line of claim 1, wherein the arc-shaped guide rail comprises a plurality of arc-shaped ribs, and the plurality of arc-shaped ribs are supported by a welding support plate.

9. The automatic filling, sealing and labeling production line according to claim 1, wherein the second power device comprises a second motor, a driving wheel, a first driven wheel and a second driven wheel, the second motor is electrically connected to the control box, a wheel shaft of the second motor is connected to the driving wheel, the first driven wheel and the second driven wheel are respectively arranged on two sides of the driving wheel and are simultaneously meshed with the driving wheel, a wheel shaft of one of the two rotating wheels on the same side is connected to the first driven wheel, and a wheel shaft of the other rotating wheel is connected to the second driven wheel.

10. The automatic filling, sealing and labeling production line according to claim 1, wherein the labeling device further comprises a paper collecting roller for collecting the label tape after the label is peeled, the paper collecting roller is connected with a third motor, and the third motor is electrically connected with the control box.