CN109665361B

CN109665361B - Foil release delay automatic control system in foil corrosion production

Info

Publication number: CN109665361B
Application number: CN201910114004.5A
Authority: CN
Inventors: 严季新; 陈晨; 侯茂军
Original assignee: Ningxia Haili Electronic Co ltd; Nantong Haixing Electronics LLC; Nantong Haiyi Electronics Co Ltd
Current assignee: Ningxia Haili Electronic Co ltd; Nantong Haixing Electronics LLC; Nantong Haiyi Electronics Co Ltd
Priority date: 2019-02-14
Filing date: 2019-02-14
Publication date: 2020-08-07
Anticipated expiration: 2039-02-14
Also published as: CN109665361A

Abstract

The invention discloses a foil release delay automatic control system in corrosion foil production, which comprises a P L C control module, a tension control module, a delay control module and a delay transmission module, wherein the P L C control module consists of a main switch, an emergency stop switch, a limit switch, a P L C digital input module, a programmable logic controller and a P L C output module, the tension control module consists of a tension sensor, a tension controller and a frequency converter, the delay control module consists of a fixed channel steel, a limit switch, a protection cylinder, an electromagnetic chuck, a fixed support, a protective cover, a coupling device and a speed reducer, and the delay transmission module consists of a metal rotating shaft, a delay rope winder, a bearing seat, a delay traction rope, a delay transmission roller set, a counterweight rope winder, a counterweight traction rope and a hanging lump.

Description

Foil release delay automatic control system in foil corrosion production

Technical Field

The invention relates to an automatic foil release delay control system in corrosion foil production.

Background

The raw material of the production process of the corrosion foil is aluminum foil which is finally changed into the corrosion foil through seven stages of foil laying delay mechanism, primary corrosion, intermediate treatment, secondary corrosion, post treatment, water washing and heat treatment. The foil laying delay mechanism is the first step of foil corrosion production and is also the first important component. Generally, the optical foil is transported and stored in a roll unit, and during production, the optical foil is put into production by taking the roll as a basic production unit. Before the production of each roll of smooth foil is about to end, foil splicing operation is carried out, and a new roll of smooth foil is manually spliced with a previous roll of smooth foil in a riveting mode so as to maintain the production continuity. Because of the continuity of production and the time of foil-jointing operation of one to two minutes, a foil-releasing time-delay mechanism is arranged. And reserving a section of smooth foil distance in advance by the foil release delay transmission roller group, wherein the smooth foil distance is divided by the vehicle speed, and the time for foil connection operation is obtained. Foil release delay mechanism of traditional etching machine needs artificial control to release foil release delay mechanism's whereabouts time and distance, connects the foil operation time, needs two operating personnel to operate simultaneously, and one operating personnel rivets the operation on connecing the foil platform, and another operating personnel stands and controls the pivot rotational speed through the carousel at artificial control metal rotating shaft both ends on the operation platform of rack top to foil release delay mechanism's lifting speed is put in control.

For the traditional foil release delay mechanism, the defects in the current operation process are as follows: 1.

the foil connecting operation needs at least two persons to operate simultaneously, so that the working efficiency is reduced, and the working waste of the personnel is caused; 2. foil splicing operation steps are complicated, operation parameters needing manual control are more, the operation capabilities and the working level levels of different operators are different, and the yield and the efficiency of a final product are directly influenced by the results and the efficiency of the foil splicing process; 3. foil delay time-delay mechanism is put in manual control, and foil delay time-delay mechanism is when the perpendicular whereabouts, and the falling speed is greater than the speed of a motor vehicle of production, causes to put the tensile unstability of foil, leads to the phenomenon that the light foil flutters about having, and the manual work can't accurate control puts the tensile stability of foil, causes great artificial loss.

Disclosure of Invention

The invention aims to overcome the defects and provides the automatic foil release delay control system which can automatically control the foil release delay mechanism, accurately control the foil release delay tension and improve the personnel utilization rate and the working efficiency.

The invention aims to realize the following technical scheme that the foil release delay automatic control system in the production of the corrosion foil comprises a P L C control module, a tension control module, a delay control module and a delay transmission module, wherein the P L C control module consists of a main switch, an emergency stop switch, a limit switch, a P L C digital input module, a programmable logic controller and a P L C output module, the main switch, the emergency stop switch and the limit switch are electrically connected with the P L C digital input module, the P L C digital input module is electrically connected with the programmable controller, the programmable controller is electrically connected with the P L C digital output module,

the device comprises a P L C digital output module, a P L C digital output module, a P L C digital output module, an electromagnetic chuck, a tension control module, a tension controller and a frequency converter, wherein the tension control module comprises a tension sensor, the tension controller and a frequency converter, the tension sensor is electrically connected with a delay transmission roller set, the tension controller is electrically connected with the frequency converter, the frequency converter is electrically connected with the speed reducer, the delay control module comprises a fixed channel steel, a first upper limit switch, a second upper limit switch, a lower limit switch, a protection cylinder, the electromagnetic chuck, a fixed support, a protective cover, a coupling device and a speed reducer, the fixed channel steel is connected with a frame through welding, the speed reducer is connected with the coupling device through a metal rotating shaft, the speed reducer is installed on the fixed channel steel, the electromagnetic chuck is connected with the coupling device through a metal rotating shaft, the electromagnetic chuck is installed on the fixed support, the fixed support is installed on the upper side of the fixed channel steel, the fixed channel steel is installed on the upper side of the fixed support, the protective cylinder is connected with the first upper limit switch, the second upper limit switch, the counterweight transmission roller set is installed on the frame, the counterweight transmission roller set is connected with the counterweight rope, the counterweight rope roller set is connected with the counterweight rope, the counterweight rope roller set, the counterweight rope roller and the counterweight rope roller set, the counterweight rope roller is connected with the counterweight.

Preferably, the speed reducer is a speed reducer with a worm gear function.

Preferably, the electromagnetic chuck is an electromagnetic clutch which is energized, i.e. closed.

Preferably, the shield is made of a hermetically sealed and corrosion resistant material.

Preferably, the time delay driving roller group is 7 driving rollers, 4 driving rollers are fixed above the time delay driving roller group, 3 driving rollers capable of vertically moving up and down are arranged below the time delay driving roller group, and the driving rollers are made of corrosion-resistant and wear-resistant materials.

Preferably, the control switch of the protection cylinder is a normally closed switch, that is, the protection cylinder retracts into the rack at a high potential and is ejected at a low potential.

Preferably, the tension controller is a controller with a function calculation function.

In summary, compared with the prior art, the foil release delay mechanism has the advantages that the automatic control system only needs a main switch and an emergency stop switch for manual control, an operator only needs to press down a main switch button when operating, the foil release delay mechanism can automatically complete the lifting process by a P L C program, the operation is simple, labor is saved, if an emergency situation occurs, the emergency stop switch button is pressed down, the foil release delay mechanism can be immediately stopped lifting, and safety is considered, a P L C control module adopts a preprogrammed ladder diagram program to automatically control, the reliability is high, the reaction speed is high, the control effect is good, a tension control module adopts a negative feedback adjustment control mode, a tension controller, a frequency converter external control potential signal, the rotation speed of an optical foil and a tension sensor form a set of negative feedback adjustment system, the tension value required by a set process is set, the tension on the surfaces of four tension sensors is monitored in real time, the output current of the frequency converter is controlled by function operation, the purpose of controlling the rotation speed of only the rotation speed of the foil release speed is achieved, no disturbance is realized, the tension loss of the system is reduced by a maximum degree by a negative feedback adjustment control system, the foil release delay mechanism, the residual foil release delay mechanism is reduced by a maximum degree by 80%, the foil release delay mechanism, the residual foil release delay mechanism is reduced by a maximum degree when the worm gear loss of an experimental work, the worm gear is reduced by a worm gear, the worm gear is reduced by an average value is reduced by 80%, and the worm, the residual foil release delay mechanism is reduced by an experimental efficiency is reduced by an experimental.

Drawings

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

FIG. 2 is a schematic diagram of the tension control module of the present invention;

FIG. 3 is a schematic diagram of the P L C control module of the present invention;

FIG. 4 is a schematic diagram of a tension control module of the present invention;

FIG. 5 is a circuit diagram of a control loop in the present invention;

reference numbers in the figures: 1-a frame; 2-a metal rotating shaft; 3-a time-delay rope winder; 4-bearing seats; 5-protecting the cylinder; 6-a time-delay traction rope; 7-a delay driving roller set; 8-a first upper limit switch; 9-a second upper limit switch; 10-a lower limit switch; 11-counterweight rope winder; 12-a counterweight haulage rope; 13-hanging lumps; 14-an electromagnetic chuck; 15-fixing the bracket; 16-a protective cover; 17-a coupling device; 18-a speed reducer; 19-fixing channel steel; 20-optical foil; 21-a photonic foil support; 22-foil landing platform; 23-a time-delay driving roller group; 24-a frame; 25-a tension sensor; tension controller 26.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, an embodiment of an automatic foil release delay control system in corrosion foil production includes a P L C control module, a tension control module, a delay control module, and a delay transmission module, the P L C control module includes a main switch, an emergency stop switch, a limit switch, a P L C digital input module, a programmable logic controller, and a P L C output module, the main switch, the emergency stop switch, and the limit switch are electrically connected to the P L C digital input module, the P L C digital input module is electrically connected to the programmable controller, the programmable controller is electrically connected to the P L C digital output module, the P L C digital output module is electrically connected to the P L C digital output module, the P L C digital output module is electrically connected to a protection cylinder 5, the P L C digital output module is electrically connected to an electromagnetic chuck 14, the tension control module is composed of a tension sensor 25, a tension controller 26 and a frequency converter, the tension sensor 25, the tension sensor 26, the tension sensor is electrically connected to a tension sensor 23, the tension controller 26, the tension controller is electrically connected to a counterweight controller, the upper limit switch, the electromagnetic chuck 14, the electromagnetic chuck is connected to a counterweight 5, the electromagnetic chuck 14, the counterweight 5 is connected to a counterweight 5, the counterweight 2C counterweight 5 is connected to a counterweight 5, the counterweight 2C counterweight 2, the counterweight 9, the counterweight 2 is connected to the counterweight 2 upper counterweight 5, the counterweight 2 upper counterweight 5 is connected to the counterweight 9, the counterweight 9 is connected to the counterweight 2 upper counterweight 9, the counterweight 9 is connected to the counterweight 9, the counterweight 2 upper bracket is connected to the counterweight 9, the counterweight 9 is connected to the counterweight 9, the counterweight 2 upper bracket, the counterweight 9, the counterweight 2 upper bracket is connected to the counterweight 9, the counterweight.

When the delay transmission roller set is lifted to the second upper limit switch, the electromagnetic suction cup is powered on, the worm is sucked by the electromagnetic suction cup, the speed reducer controls the metal rotating shaft again, the speed reducer rotates reversely at the moment, the delay transmission roller set is lifted to the first upper limit switch to stop immediately, the protection cylinder is ejected at the moment to prevent the delay transmission roller set from falling, the foil release delay process is finished, the foil release time is shortened, and the foil release time is shortened.

The P L C control module used in the invention adopts a preprogrammed ladder diagram program to automatically control, the reliability is high, the reaction speed is fast, the control effect is good, the tension control module adopts a negative feedback regulation control mode, the tension controller, the frequency converter external control potential signal, the speed reducer rotation speed and the tension sensor form a set of negative feedback regulation system, by setting the tension value required by the process, the tension of the surface of the optical foil is monitored in real time by four tension sensors, and the output current of the frequency converter is controlled by function operation, thereby achieving the purpose of controlling the speed reducer rotation speed, moreover, due to the system disturbance, the tension fluctuation caused by the system disturbance can be reduced to the maximum extent by adopting a multi-sensor monitoring mode, the goal of accurately controlling the foil releasing tension is achieved, the speed reducer uses the speed reducer with the function of worm and gear, the protection cylinder is matched, the situation that the foil releasing delay mechanism falls off due to abnormal power failure is avoided, the safety of production and personnel is greatly ensured, and a large amount of experiments and actual installation prove that the foil releasing delay mechanism is used, the work efficiency of the human foil releasing efficiency is improved by about 10%, the loss is reduced by 80% (the residual foil loss is about 40% of the foil receiving position), and.

Claims

1. A foil release delay automatic control system in corrosion foil production is characterized by comprising a P L C control module, a tension control module, a delay control module and a delay transmission module, wherein the P L C control module is composed of a main switch, an emergency stop switch, a limit switch, a P L C digital input module, a programmable logic controller and a P L C digital output module, the main switch, the emergency stop switch and the limit switch are electrically connected with a P L C digital input module, the P L C digital input module is electrically connected with the programmable logic controller, the programmable logic controller is electrically connected with a P L C digital output module, the P L C digital output module is electrically connected with a speed reducer (18), the P L C digital output module is electrically connected with a protection cylinder (5), the P L C digital output module is electrically connected with an electromagnetic suction cup (14), a tension sensor (25), a tension controller (26) and a frequency converter, a drop rope, a tension sensor (25) and a frequency converter are electrically connected with a drop rope, the tension sensor (26) and a counterweight controller, the tension sensor is connected with a counterweight rope, a counterweight sensor (25), a counterweight controller (26) and a counterweight rope, the tension sensor, a counterweight sensor is connected with a counterweight sensor, the tension sensor, a lower tension sensor is connected with a counterweight sensor, the tension sensor is connected with a counterweight sensor, a weight sensor, the tension sensor, a weight sensor is connected with a weight sensor, a weight sensor is connected with a weight sensor, the weight sensor, a weight sensor is connected with a weight sensor, a weight sensor is connected with a weight sensor, a weight sensor is connected with a weight sensor, a weight sensor is connected with a weight reduction unit, a weight reduction device, a weight reduction unit, a weight sensor, a weight reduction unit is connected with a weight reduction unit, a weight reduction.

2. The automatic foil release delay control system in the production of etched foil as claimed in claim 1, wherein: the control switch of the protective cylinder (5) adopts a normally closed switch, namely the protective cylinder (5) retracts into the rack (1) at a high potential and the protective cylinder (5) pops up at a low potential.

3. The automatic foil release delay control system in the production of etched foil as claimed in claim 1, wherein: the tension controller (26) is a controller with a function calculation function.