CN111846485A

CN111846485A - Automatic production line for packaging film coil stock

Info

Publication number: CN111846485A
Application number: CN202010732007.8A
Authority: CN
Inventors: 李景伟; 栗强; 赵甫
Original assignee: Beijing Institute of Computer Technology and Applications
Current assignee: Beijing Institute of Computer Technology and Applications
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2020-10-30

Abstract

The invention discloses an automatic production line for packaging film coil materials, which comprises a conveying feeding station, a weighing measuring station, a packaging cutting film-coating station, an end cover mounting station, a label pasting station and a stacking blanking station which are connected in sequence, wherein an end cover combining station is arranged on one side of the end cover mounting station; the conveying and feeding station comprises two chain plate type conveying flow lines, the outer end of each chain plate type conveying flow line is provided with a transverse coil transverse conveying line, and one chain plate type conveying flow line at the far end bypasses the coil transverse conveying line of the other chain plate type conveying flow line through the lifting conveying platform; the labor intensity of workers and industrial accidents can be effectively reduced, the safety operation is improved, the working efficiency is improved, and the intelligent manufacturing is realized.

Description

Automatic production line for packaging film coil stock

Technical Field

The invention relates to a film coil stretching technology, in particular to an automatic production line for packaging film coils.

Background

With the coming of the intelligent manufacturing era, the film coil material stretching technology has a qualitative leap. However, the development capability of high-end film roll production enterprises cannot completely meet the requirements of the packaging industry due to slow technology promotion, insufficient technical innovation capability, insufficient research and development and application capability of new technologies and the like.

The design of the automatic packaging production line of the film coil stock mainly comprises a chain plate type conveying production line, a weighing platform, a packaging film feeder, a coil film mechanism, an adhesive tape, a paperboard and a foam baffle plate which are adhered in advance, the paperboard and foam baffle plate packaging mechanism, a full-automatic labeling machine, a truss stacking mechanical arm, a control system and other functions, the intelligent design is carried out on the feeding, weighing and measuring platform, the packaging and discharging stacking of the artificial packaging production line, the equipment data can be collected in real time by adding hardware such as automatic equipment, a sensor, a data collector, a controller and industrial control system software, the equipment state and the data can be identified and sensed by external people, machines and objects, and therefore the integrated control production line which can be measured, controlled and can produce a product.

The first prior art is as follows:

the end cover feeding system is adopted for automatic feeding for the mechanical arm to absorb, and when the stock yard is insufficient, a material calling signal is sent to remind the operator to feed materials. Snatch robot top frock and have the flexible sucking disc of spring, utilize the sucking disc to absorb the end cover from end cover feeding system to press the end cover to rolling up the side of the material, the manipulator continues to feed, utilizes the sleeve to extrude the folding with end cover side sawtooth, the folding back manipulator is retreated a little after accomplishing, and the end cover still has the compression capacity because flexible sucking disc stroke this moment, is fixed in the side of rolling up the material, and the sticky tape draws the head action this moment, and the material is rolled up the rotation and is accomplished the annular sticky tape encapsulation action of end cover.

The second prior art is:

a hanging type linear mechanical arm is arranged on a truss to grab a material roll, the mechanical arm can freely walk along three-degree-of-freedom linear rails of an X axis, a Y axis and a Z axis, the whole material disc is shot in a depression mode through a ccd light source adding system, the layout of the material roll is converted into coordinates, the coordinates are handed to control system software to carry out track calculation, then the height of the material roll is measured through laser, and the clamping jaws are convenient to clamp the gravity center of the material roll. Both need shoot and show that the arrangement of all material rolls carries out the butt joint with the manipulator and is mutual, need know the height of material roll through the measurement again to could accurately snatch and place accurate position.

Among the above-mentioned prior art, the main problem that exists of unloading production on the coil stock:

1) after the film is rolled to the packaging production line, the film finished product roll packaging action needs to be finished manually, and then the film finished product roll is moved to the supporting racket manually, so that the roll is stacked, and a large amount of human resources are occupied.

2) When finished material rolls are delivered and loaded, a material is lifted to a proper position by a forklift, and then is slowly moved to a specified position by a worker, so that the labor intensity of the worker is high, and the product is damaged.

3) The two procedures have high labor intensity, hidden production troubles (crush injury and smash injury) exist in the production process, and the efficiency is low.

Disclosure of Invention

The invention aims to provide an automatic production line for packaging film roll materials.

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

the automatic production line for packaging the film coil stock comprises a conveying feeding station, a weighing measuring station, a packaging cutting and laminating station, an end cover mounting station, a label pasting station and a stacking discharging station which are sequentially connected, wherein an end cover combining station is arranged on one side of the end cover mounting station.

According to the technical scheme provided by the invention, the automatic production line for packaging the film coil stock can effectively reduce the labor intensity of workers and industrial accidents, and improve the safe operation, the working efficiency and the intelligent manufacturing.

Drawings

FIG. 1 is a schematic plan view of an automated production line for packaging film roll material according to an embodiment of the present invention;

FIG. 2 is a schematic view of a work flow of an automatic packaging production line for film roll material according to an embodiment of the present invention;

FIG. 3 is a schematic diagram illustrating a feeding and conveying functional area according to an embodiment of the present invention;

FIG. 4 is a schematic view of a weighing and measuring platform according to an embodiment of the present invention;

FIG. 5 is a schematic view of a package cutting and film covering station according to an embodiment of the present invention;

FIG. 6 is a schematic diagram illustrating a package cutting and film covering station according to an embodiment of the present invention;

FIG. 7 is a schematic diagram illustrating automatic winding of a roll of packaging film in accordance with an embodiment of the present invention;

FIG. 8 is a schematic view illustrating a package tape application according to an embodiment of the present invention;

FIG. 9 is a schematic diagram illustrating an automatic capping system according to an embodiment of the present invention;

FIG. 10 is a schematic view of a roll support platform according to an embodiment of the present invention;

FIG. 11 is a schematic view illustrating a capping machine according to an embodiment of the present invention;

FIG. 12 is a schematic view illustrating a roll supporting spin platform according to an embodiment of the present invention;

FIG. 13 is a schematic view illustrating end cap pressing and taping in accordance with an embodiment of the present invention;

FIG. 14 is a schematic view of a labeling system according to an embodiment of the present invention;

fig. 15 is a schematic diagram illustrating stacking blanking and intelligent transfer according to an embodiment of the invention.

In the figure:

1. conveying and feeding stations, 2 weighing and measuring stations, 3 packaging and cutting film coating stations, 4 end cover assembling stations, 5 end cover mounting stations, 6 label pasting stations and 7 stacking and blanking stations.

Detailed Description

The embodiments of the present invention will be described in further detail below. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.

The invention discloses an automatic production line for packaging film rolls, which has the following preferred specific implementation modes:

the automatic packaging machine comprises a conveying and feeding station, a weighing and measuring station, a packaging and cutting film coating station, an end cover mounting station, a label pasting station and a stacking and blanking station which are connected in sequence, wherein an end cover combining station is arranged on one side of the end cover mounting station;

the conveying and feeding station comprises two chain plate type conveying flow lines, the outer end of each chain plate type conveying flow line is provided with a transverse coil transverse conveying line, and one chain plate type conveying flow line at the far end bypasses the coil transverse conveying line of the other chain plate type conveying flow line through the lifting conveying platform;

the coil material transverse conveying line is provided with at least six coil material caching positions and a partition plate for preventing the coil materials from rolling;

and a 90-degree rotary table is arranged at the butt joint part of the coil material transverse conveying line and the chain plate type conveying assembly line.

The weigh measurement station includes a weigh platform.

The packaging cutting and film covering station comprises an automatic packaging film cutting and laying device, an automatic material roll packaging film winding device and an encapsulation adhesive tape pasting device;

the automatic packaging film cutting and laying device comprises a packaging film material roll feeding bin, a film traction mechanism and a packaging film cutting device;

the automatic winding device for the material roll packaging film comprises a mechanical arm, a supporting structure, a vertical lifting structure and a telescopic rod, wherein a free roller is arranged at the top end of the telescopic rod;

the packaging tape pasting device comprises a packaging mechanism, a probe and a traveling mechanism.

The end closure attaching-together station comprises:

go up cardboard and twine sticky tape station: comprises a material roll rotation platform, a gland system, a cover loading system, a paperboard split charging system and a tape winding system;

end cover feeding system station: the device comprises an end cover material preparation system and a rotary platform;

and (3) a capping machine station: comprises a rotating handle and a sucker;

the coil stock supports the station of the rotation platform: comprises a lifting conveying section and a self-rotating roller.

The end cap installation station includes a taping mechanism.

The label pasting station comprises a label sucking tool, a label pasting head and a rotating mechanism.

The stacking and blanking station comprises a mechanical structure adopting blanking double trusses, a tray and a turnover mechanism.

According to the automatic production line for packaging the film coil stock, an external deployment mode independent of a Brukner biaxial oriented stretching polyester film production line is adopted, a standardized communication interface is connected into the biaxial oriented stretching polyester film production line, the deployment is easy, and the effect of packaging the subsequent film coil stock of the biaxial oriented stretching polyester film production line is achieved. The automatic packaging machine has the advantages that the functions of a chain plate type conveying assembly line, a weighing platform, measuring material roll length, a packaging film feeder, a film rolling mechanism, tape sticking, paper board and foam partition plate bonding in advance, a paper board and foam partition plate packaging mechanism, a full-automatic labeling machine, a truss stacking manipulator, a management and control system and the like can be realized. Finally, the labor intensity of workers and industrial accidents are effectively reduced, the safe operation is improved, the working efficiency is improved, and the intelligent manufacturing is realized. In addition, the production line centralized process control system is composed of an upper level and a lower level, a centralized control station and a main computer which are positioned in a central control room are used as a first level (a monitoring level), and the centralized serial control of the biaxial oriented stretching polyester film production line and the automatic packaging production line is realized. The programmable logic controller PLC is matched with a remote I/O terminal beside a production line to serve as a second level (field level) to realize real-time control on the automatic film coil packaging line, and the monitoring level and the field level are connected into a control network through an Ethernet TCP/IP.

The specific embodiment is as follows:

production line layout

As shown in fig. 1, the automatic roll packaging line is composed of the following parts:

1. chain slat type conveying assembly line

2. Weighing platform and measuring length of material roll (on-line measurement)

3. Packaging film feeder, film winding mechanism and adhesive tape (with loading and unloading mechanism)

4. A paperboard and foam clapboard feeding mechanism; cardboard, foam baffle packing machine (on-line packing)

5. Full-automatic labeller

6. Pile up neatly walking ground rail robot

Second, the working process

This scheme is by full-automatic six manipulators, truss robot, and the transportation chain is constituteed, and through camera ccd system discernment material book length, the manipulator snatchs, and whole material loading action is accomplished in AGV transportation.

The workflow is shown in fig. 2.

Thirdly, calculating the tact of the production line

As shown in fig. 2, the automatic material roll packaging line is divided into a feeding chain plate type conveying (incoming material buffer area), a weighing and measuring platform, a film covering and adhesive tape pasting station, an interlayer foam paper end cover stock ground, an upper end cover partition plate feeding station and a stacking and blanking area.

The production line was designed to produce a 24 second coil for a total of 4 minutes and 10 coils.

Table 1 beat calculating table for automatic packaging production line of film coil stock

Note: the material roll conveying speed is 18 m/min, and the traveling speed of the servo linear module is 800mm per second.

The production line is the beat analysis of the assembly line operation:

ordinary delivery beat: the in-out time for conveying one unit is 10s, the conveying with the maximum time beat is the conveying with lifting, the lifting and in-out time is 16s, and the efficiency and the beat are not influenced by the conveying.

The beat of weighing and measuring (feeding, weighing, measuring, uploading, comparing with system data, checking and blanking) is 18s, and the efficiency and the beat are not influenced by the fixed weighing and measuring.

Film winding and tape pasting beat (film cutting, film pulling, material roll feeding, film coating, seam cutting, tape pasting and blanking): the time was 19.5 s.

End cover assembly tact (cardboard loading, diaphragm loading): the time period was 16 s.

The installation rhythm of the end cover (end cover feeding, coil feeding and conveying blanking) is to ensure the rhythm, and the two ends of the robot move simultaneously, so the rhythm is 20 s.

Labeling tact (three labels are respectively adsorbed on the feeding, the inner cylinder, the section and the outer diameter): the beat is 20 s.

Stacking rhythm: the stacking beat is 18 s.

Fourth, production line functional description

1. Conveying and feeding station

As shown in fig. 3, in order to ensure the unexpected situation, the manual line can be normally produced without damaging the original line body, and the two conveying lines are pushed to the transverse conveying, wherein one far end is lifted by the lifting conveying platforms at the two ends to bypass the original conveying line.

The wire body can buffer at least six coil materials, and the one-time backflow turnover of the original wire body tray is not influenced.

The conveying device is provided with a partition plate to prevent the roll material from rolling. The docking unit can also be used as a 90-degree turntable, and the turntable is stepped to convey.

2. Weighing and measuring station

As shown in fig. 4: the weighing measurement is online weighing and online measurement.

3. Packaging cutting and film laminating station

As shown in FIG. 5, the station will finish the automatic cutting and laying of the packaging film, the automatic winding of the material roll packaging film and the sealing tape pasting.

3.1 automatic cutting and laying of packaging film

As shown in fig. 6, the roll of packaging film is manually installed to the feeding bin of the automatic packaging film cutting mechanism, and after the film pulling mechanism pulls out the packaging film from the feeding bin, the packaging film is automatically cut into the size required by the package and placed on the film covering area.

3.2, automatic winding of the packaging film of the material roll

As shown in figure 7, after the packaging film is laid, the manipulator grabs and puts the material to be packaged into a film covering area, a supporting structure is arranged in the middle of the film covering area, the material is enabled to be stable and free of displacement in the film covering process, vertical lifting structures are arranged on two sides of the material, a telescopic rod capable of moving horizontally is arranged on the upper portion of the lifting mechanism, and a free roller is arranged at the top end of the telescopic rod.

When the packaged material roll is in place, the lifting mechanism begins to rise, the free rolls cling to the material roll and press the packaging film on the surface of the material roll, and the distance between the free rolls on the two sides is gradually increased from small to the diameter of the material roll and then gradually decreased; when the lifting mechanism rises to the top end, the distance between the free rollers at the two sides is minimum (the required space is reserved for packaging the adhesive tape), and the pressing and pasting work of the packaging film of the material roll is finished.

3.3 sealing tape pasting

As shown in fig. 8, the packaging mechanism moves to the upper part of the material roll, the probe is pressed downwards to press the end of the adhesive tape to the packaging film, and the walking mechanism moves to finish the longitudinal adhesive tape packaging action of the material roll.

4. Adhesive tape winding station for paper feeding board

As shown in fig. 9, the station includes a material roll rotation platform, a capping system, a cardboard sub-packaging system and a tape winding system.

5. End cover feeding system station

As shown in fig. 10, the end cover stock preparation system stock yard is manually filled (at this time, the sponge partition and the paper end cover are assembled into a whole in advance), both are used and prepared, and the stock preparation and the use are switched through the rotary platform below. The cartridge can hold 200 ingredients, expected to be manually fed once an hour.

The end cover feeding system automatically feeds materials, the paperboard is withdrawn from the bottom layer, and when the stock yard is insufficient in stock, a material calling signal is sent to remind people of feeding materials.

After the single foam cotton and the paperboard are taken out, the double faced adhesive tape is automatically pasted on the upper surface of the paperboard, and the foam cotton is grabbed on the paperboard through the sponge sucker and compacted. After compaction, waiting for the turnover machine to turn up the paperboard, and supplying the paperboard to the capping machine for butt joint.

6. Upper cover machine station

As shown in fig. 11, the central shaft of the rotating handle is inserted into the central hole of the end cover, and the end cover is sucked by the suction cup and is connected with the robot. Two rotatory handles pass through the motor and drive horizontal adjustment to being located material and roll up both ends, insert the end cover afterwards and roll up the material, and swivel bearing is installed to rotatory handle axis department, can realize that the material is rolled up under the rotation condition, and the end cover is closely laminated with material and is not dropped.

7. Coil stock supports rotation platform station

The roll material supporting rotation platform is as shown in fig. 12, after the roll material is conveyed to the station, the lifting conveying section integrally descends, the roll material immediately descends onto the rotation roller (the length of the rotation roller is less than that of the roll material, and the two ends of the roll material are ensured to be exposed), and the rotation roller drives the roll material to rotate.

8. End cover pressing and adhesive tape pasting station

As shown in fig. 13, the end cap is inserted into and pressed against the material roll by the rotating handle, the material roll is driven by the self-rotating roller to rotate, the rotating pressing disc moves downwards to press the end cap on the surface of the material roll, and after the end cap is pressed against the surface of the material roll, the tape is adhered to the outer diameter surface by the tape adhering mechanism.

9. Labeling system station

As shown in fig. 14, after the packaging is finished, the label is sucked by the labeling tool (automatically generated and printed according to the bearing result and the measurement result) and is adhered at the designated position.

The label is absorbed by the inner side labeling by adopting an air adsorption roller, the label extends into the inner side of the roll paper core, and then the label is adhered to the inner side by reversely blowing up through the adsorption roller, and the label is brushed by the brush on the roller by rotating the adsorption roller.

The outer side labeling and the end face labeling are both provided with universal labeling heads. In order not to influence material conveying, the end face labeling head is additionally provided with a rotating mechanism.

10. Stacking and blanking station

As shown in fig. 15, after the automatic packaging work of the finished material roll is completed, the stacking and transferring processes of materials are involved, and in order to guarantee the production takt, a mechanical structure with double blanking trusses is adopted, so that a plurality of material rolls with different specifications can be simultaneously grabbed and stacked. The tray adopts roller ground rail material loading, sets up two station forms, goes up unloading in the protecting wire net outside. Guarantee personnel manual operation and empty tray safety when material loading, follow-up AGV transportation mode of accepting can realize whole line intellectuality.

When the material roll is conveyed to the tail of the line, the material roll is turned over by the turning mechanism (from a horizontal state to a vertical state), and the blanking truss is waited to grab and stack.

The fixture comprises three parts: the pneumatic expansion shaft, the bottom support mechanism and the detection mechanism.

The designed length of the air expansion shaft is 500-550mm, the outer expansion mechanism is a spline air expansion mechanism, and the outer diameter is 70-71mm after the air expansion mechanism is contracted. The diameter of the paper tube after expansion is 79-80mm, and the paper tube is used for paper tubes with internal strength of 76 mm.

The air expansion shaft is designed to expand a multi-petal spline, the keys are distributed in a circumferential trisection crossed arrangement, the inner wall of the paper tube is stressed most uniformly, and the number of the keys is maximized, so that the friction force is increased. After the air expansion shaft expands, the expansion force of 1200KG can be provided, and after the expansion force is multiplied by the friction coefficient, the 300KG goods can be stably and reliably lifted.

The air expansion time of the air expansion shaft is about 5s, and the design requirement is met.

The bottom supporting mechanism is powered by a motor driving screw rod, but in order to ensure the level of the supporting plate, the linear slide rail is used for guiding and preventing twisting, so that the supporting plate is prevented from sagging due to 300 mm and 350mm hanging out.

And the tail end of the supporting plate is rotated by a rotating mechanism at an angle, the material roll is lifted by the air expansion shaft, and the supporting plate rises and is clamped after rotating to the lower part of the material roll to complete supporting of the supporting plate.

The detection mechanism detects that the material roll is dragged by the supporting plate through the sensor and feeds back to the motor brake.

In specific implementation, the following scheme can also achieve the purpose of the invention:

1) the automatic production line split charging system for packaging the film coil stock is reformed, and a loading type structure and an upper feeding device and a lower feeding device are adopted.

2) The automatic production line labeling system for packaging the film coil stock is reformed, the inner core label paper is adsorbed on the roller surface through the adsorption roller, the adsorption roller is extended to the inner core by the operation of the manipulator, the adsorption roller is ventilated reversely, the label paper is blown to the inner core, and the label paper is adhered to the material inner core through the brush on the adsorption roller by the rotating motor.

The invention relates to an automatic production line for packaging film coil stock, which has the following important significance:

in order to realize the automatic packaging of all coil stocks, realize the automation of operation and transportation, and realize information transmission and data reading by information system auxiliary equipment, the obvious labor cost reduction, efficiency improvement, safety and reliability are achieved;

a series of software packages are specially developed for an automatic production line for packaging film coil stock, and the software packages can be used for completely controlling, storing, tracing and recording the quality of the film coil stock, searching errors, quickly and effectively analyzing process deviation and mastering the overall operation condition of the production line;

aiming at the production operation monitoring function of an automatic production line for packaging film coil materials, the production line operation software package enables operators to operate in a centralized way through a central control room or a workstation beside a production line, so that the production can be managed conveniently and quickly, and the downtime is reduced;

aiming at the process monitoring function of an automatic production line for packaging film coil materials, a process monitoring software package displays all production data on a workstation, and integrates process parameters such as speed, temperature, pressure and the like and control parameters into a system to achieve the purposes of centralized monitoring and centralized operation;

aiming at the process alarming and processing function of the automatic production line for packaging the film coil stock, the process alarming and processing software package expresses process alarming and events in an image and character mode and is provided with an alarm processing report and an alarm and event total report, so that the system can quickly respond to the alarm and parameter change and automatically record, and can reduce the downtime;

aiming at the functions of the communication protocol and the report system of the automatic production line of the film coil material package, the equipment communication protocol is a set value and an actual measurement value, the alarm communication protocol is date, time, type and state, each communication protocol is all events, the parameter modification protocol is time and new and old values, the formula protocol is all set values for producing a specification film, and through the communication protocols, production data, quality, alarm and event can be recorded and stored, so that the guarantee is provided for the production reaching the ISO9000 quality standard.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an automation line for film coil stock packing which characterized in that, cuts tectorial membrane station, end cover installation station, label pasting station, pile up neatly unloading station including the transport material loading station that connects gradually, the measurement station of weighing, packing, one side of end cover installation station is equipped with the end cover and attaches together the station.

2. The automatic production line for packaging film rolls as claimed in claim 1, wherein the conveying and feeding station comprises two chain plate type conveying lines, a transverse roll material transverse conveying line is arranged at the outer end of each chain plate type conveying line, and one chain plate type conveying line at the far end bypasses the roll material transverse conveying line of the other chain plate type conveying line through the lifting conveying platform;

3. The automated line of claim 2, wherein the weigh measuring station comprises a weigh platform.

4. The automated production line for packaging film rolls as claimed in claim 3, wherein the packaging cutting and laminating station comprises an automatic packaging film cutting and laying device, an automatic roll packaging film winding device and an automatic packaging tape pasting device;

5. The automated line for film roll packaging of claim 4, wherein said end closure attaching station comprises:

and (3) a capping machine station: comprises a rotating handle and a sucker;

6. The automated line of claim 5, wherein the end cap mounting station comprises a taping mechanism.

7. The automated production line for packaging film roll stock according to claim 6, wherein the label application station comprises a label application suction tool, a label application header, and a rotating mechanism.

8. The automated line of claim 7, wherein the palletizing and feeding station comprises a mechanical structure employing a feeding double truss, a tray, and a turning mechanism.