CN218917971U - Dispensing control system based on PLC - Google Patents
Dispensing control system based on PLC Download PDFInfo
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- CN218917971U CN218917971U CN202222238594.2U CN202222238594U CN218917971U CN 218917971 U CN218917971 U CN 218917971U CN 202222238594 U CN202222238594 U CN 202222238594U CN 218917971 U CN218917971 U CN 218917971U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a dispensing control system based on a PLC (programmable logic controller), which monitors the in-place state of a material tray through a material tray driving module, sends in-place information of the material tray to a PLC (programmable logic controller), captures and records the position of materials on the material tray through an image processing module, sends the position information of the materials to the PLC, sends control parameters which are set to the PLC, and the PLC controls the operation of a dispensing driving module and the material tray driving module according to the in-place information of the material tray, the position information of the materials and the control parameters so as to respectively control the movement of a dispensing head and the material tray, so that the dispensing operation is carried out after the positioning of the materials on the dispensing head and the material tray is completed, and the automatic dispensing operation is realized. The dispensing control system and the functional module realize automatic dispensing operation, replace manual operation, are favorable to reducing manpower consumption and improve efficiency.
Description
Technical Field
The utility model relates to the technical field of dispensing heads, in particular to a dispensing control system based on a PLC.
Background
The fiber collimator is formed by precisely positioning a tail fiber and a self-focusing lens. It can convert the transmitted light in the fiber into collimated light (parallel light) or couple the external parallel (nearly parallel) light into a single mode fiber. The collimator needs to be subjected to glue supplementing after being preassembled, and the glue supplementing is performed under a microscope by manual use in the prior art. The existing manual glue supplementing mode has the problems of high labor intensity, low efficiency and the like.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the utility model provides a point gum control system based on PLC to solve current manual point gum mode intensity of labour big, inefficiency's problem.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a PLC-based dispensing control system, comprising: the device comprises a dispensing head, a material tray, a touch screen, a PLC (programmable logic controller), a dispensing driving module, a material tray driving module, an image processing module and a power module;
the touch screen is electrically connected with the PLC, and is used for setting control parameters and sending the control parameters to the PLC;
the dispensing driving module is respectively connected with the PLC and the dispensing head and is used for responding to the control of the PLC and driving the dispensing head to move and dispense;
the material tray driving module is respectively connected with the PLC and the material tray, and is used for responding to the control of the PLC, monitoring the in-place state of the material tray, concurring the in-place information of the material tray to the PLC and driving the material tray to move;
the image processing module is electrically connected with the PLC, and is used for responding to the control of the PLC, capturing and recording the position of each material on the material tray and sending the position information of the material to the PLC;
the power supply module is electrically connected with the PLC, the dispensing driving module, the charging tray driving module, the image processing module and the touch screen respectively and is used for supplying power to the PLC, the dispensing driving module, the charging tray driving module, the image processing module and the touch screen;
the PLC is used for performing operation control on the dispensing driving module, the material tray driving module and the image processing module according to the control parameters, the material tray in-place information and the material position information, and outputting the operation states and the operation parameters of each module of the operation control to the touch screen so as to display through the touch screen.
Further, the dispensing driving module includes: a horizontal transverse driving unit, a vertical driving unit and a dispensing driving unit;
the horizontal transverse driving unit is electrically connected with the PLC and is used for responding to the control of the PLC and driving the dispensing head to horizontally and transversely move;
the vertical driving unit is electrically connected with the PLC and is used for responding to the control of the PLC and driving the dispensing head to vertically move;
the dispensing driving unit is electrically connected with the PLC, and is used for responding to the control of the PLC and driving the dispensing head to dispense.
Further, the vertical driving unit includes: a stepper motor driver, a stepper motor and a first screw module;
the first screw rod module is vertically arranged, the stepping motor driver is electrically connected with the PLC, the stepping motor is electrically connected with the stepping motor driver, an output shaft of the stepping motor is fixedly connected with a screw rod of the first screw rod module in a coaxial mode, and the dispensing head is mounted on a sliding block of the first screw rod module.
Further, the horizontal transverse driving unit includes: the device comprises a first servo motor driver, a first servo motor and a second screw rod module;
the second screw rod module is horizontally and transversely arranged, the first servo motor driver is electrically connected with the PLC, the first servo motor is electrically connected with the first servo motor driver, an output shaft of the first servo motor is fixedly connected with a screw rod of the second screw rod module coaxially, and the first screw rod module is mounted on a sliding block of the second screw rod module.
Further, the dispensing driving unit includes: an intermediate relay and a dispensing controller;
the intermediate relay is electrically connected with the PLC and the dispensing head respectively;
the dispensing controller is connected with the dispensing head and is used for adjusting dispensing parameters of the dispensing head.
Further, the tray driving module includes: the device comprises a second servo motor driver, a second servo motor, a third screw rod module, a proximity switch and a material tray mounting table;
the third screw rod module is horizontally and longitudinally arranged, the second servo motor driver is electrically connected with the PLC, the second servo motor driver is electrically connected with the second servo motor, an output shaft of the second servo motor is coaxially and fixedly connected with a screw rod of the third screw rod module, a sliding block of the third screw rod module is fixedly connected with the material disc mounting table, and the material disc is mounted on the material disc mounting table;
the proximity switch is arranged on the tray mounting table and is used for monitoring the on-site state of the tray and sending on-site information of the tray to the PLC.
Further, the image processing module includes: microcomputer and industrial cameras;
the microcomputer is respectively in communication connection with the PLC and the industrial camera.
Further, the dispensing control system based on the PLC further comprises a start-stop button assembly, and the start-stop button assembly is electrically connected with the PLC.
Further, the dispensing control system based on the PLC further comprises a state indicating component for indicating the current state of the dispensing equipment, wherein the state indicating component is electrically connected with the PLC, and the state indicating component is used for responding to the control of the PLC and providing acousto-optic state indication.
Further, the number of the tray driving modules is a plurality, the trays are in one-to-one correspondence with the tray driving modules, and each tray is connected with the corresponding tray driving module.
The utility model has the beneficial effects that: according to the automatic dispensing device, the in-place state of the tray is monitored through the tray driving module, in-place information of the tray is sent to the PLC, the image processing module captures and records the position of materials on the tray, and sends the position information of the materials to the PLC, the touch screen sends control parameters which are set to be finished to the PLC, the PLC controls operation of the dispensing driving module and the tray driving module according to the in-place information of the tray, the position information of the materials and the control parameters, so that the dispensing head and the tray are controlled to move respectively, and after the materials on the dispensing head and the tray are aligned, dispensing is carried out, and automatic dispensing operation is achieved. The dispensing control system and the functional module realize automatic dispensing operation, replace manual operation, are favorable to reducing manpower consumption and improve efficiency.
Drawings
FIG. 1 is a first schematic block diagram of a PLC-based dispensing control system in accordance with an embodiment of the present utility model;
FIG. 2 is a second schematic block diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 3 is a third schematic block diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 4 is a fourth schematic block diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a first circuit of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of a second circuit of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 7 is a third schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 8 is a fourth schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 9 is a fifth schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 10 is a sixth schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 11 is a seventh schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 12 is an eighth circuit schematic of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 13 is a ninth schematic circuit diagram of a PLC-based dispensing control system according to an embodiment of the present utility model;
FIG. 14 is a schematic block diagram of an image processing module according to an embodiment of the present utility model;
fig. 15 is a first structural schematic diagram of a dispensing control system based on PLC according to an embodiment of the present utility model;
fig. 16 is a second schematic structural diagram of a dispensing control system based on PLC according to an embodiment of the present utility model;
fig. 17 is a flow chart of a dispensing process according to an embodiment of the present utility model.
Description of the reference numerals:
10. an optical fiber collimator; 100. a PLC controller; 200. a dispensing driving module; 210. a vertical driving unit; 211. a stepper motor driver; 212. a stepping motor; 213. the first screw rod module; 214. a first origin photoelectric switch; 215. a first limit photoelectric switch; 220. a horizontal transverse driving unit; 221. a first servo motor driver; 222. a first servo motor; 223. the second screw rod module; 224. a second origin photoelectric switch; 225. the second limit photoelectric switch; 230. a dispensing driving unit; 231. an intermediate relay; 232. a dispensing controller; 300. a tray driving module; 310. a second servo motor driver; 320. a second servo motor; 330. a third screw rod module; 340. a tray mounting table; 350. a proximity switch; 360. a third original point photoelectric switch; 370. a third limit photoelectric switch; 400. an image processing module; 410. an industrial camera; 420. a microcomputer; 500. a touch screen; 600. dispensing heads; 700. a material tray; 710. a clamping groove; 800. a power module; 810. an air switch; 820. a power knob switch; 830. an alternating current contactor; 840. a filter; 850. a transformer; 860. a guide rail module socket; 910. a start-stop button assembly; 911. an emergency stop button; 912. a stop button; 913. a start button; 920. a status indication component; 921. a buzzer; 922. a red indicator light; 923. yellow indicator lights; 924. a green indicator light; 930. and a display screen.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Examples
Referring to fig. 1 to 17, an embodiment of the present utility model is as follows:
a dispensing control system based on a PLC (Programmable Logic Controller ) is applied to dispensing equipment of an optical fiber collimator 10, and is used for dispensing the optical fiber collimator 10.
Referring to fig. 1, 15 and 16, the dispensing control system includes: dispensing head 600, tray 700, touch screen 500, PLC controller 100, dispensing drive module 200, tray drive module 300, image processing module 400, and power module 800.
The touch screen 500 is electrically connected to the PLC controller 100, and the touch screen 500 is configured to set control parameters and send the control parameters to the PLC controller 100. The image processing module 400 is electrically connected to the PLC controller 100, and the image processing module 400 is configured to capture and record a position of a material on the tray 700 in response to control of the PLC controller 100, and transmit position information of the material to the PLC controller 100. The dispensing driving module 200 is respectively connected with the PLC controller 100 and the dispensing head 600, and the dispensing driving module 200 is configured to respond to the control of the PLC controller 100 and drive the dispensing head 600 to move and dispense. The tray driving module 300 is respectively connected with the PLC controller 100 and the tray 700, and the tray driving module 300 is configured to monitor the in-place state of the tray 700 and send in-place information of the tray 700 to the PLC controller 100 in response to the control of the PLC controller 100, and drive the tray 700 to move. The power module 800 is electrically connected to the PLC controller 100, the dispensing driving module 200, the tray driving module 300, the image processing module 400, and the touch screen 500, respectively, and the power module 800 is configured to supply power to the PLC controller 100, the dispensing driving module 200, the tray driving module 300, the image processing module 400, and the touch screen 500.
The PLC controller 100 is configured to perform operation control on the dispensing driving module 200, the tray driving module 300, and the image processing module 400 according to the control parameters, the in-situ information of the tray 700, and the positional information of the material, and output the operation states and the operation parameters of each module of the operation control to the touch screen 500, so as to display the information through the touch screen 500.
Illustratively, the tray 700 is provided with a plurality of clamping grooves 710 adapted to the optical fiber collimator 10. Specifically, a plurality of slots 710 are arranged on the tray 700 at intervals along the horizontal and longitudinal directions.
The working principle of the dispensing control system based on the PLC of the embodiment is as follows: the touch screen 500 transmits the set control parameters to the PLC controller 100. The tray driving module 300 monitors the in-place state of the tray 700 and transmits in-place information of the tray 700 to the PLC controller 100. The PLC controller 100 determines whether the tray 700 is in place according to the in-place information of the tray 700, and after confirming that the tray 700 is in place, the PLC controller 100 controls the image processing module 400 to capture and record the positions of the materials on the tray 700, and receives the position information of each material fed back by the image processing module 400. The PLC controller 100 controls the dispensing driving module 200 to drive the dispensing syringe of the dispensing head 600 to move to a position right above the first material, and after the dispensing position of the dispensing head 600 and the first material is aligned, the PLC controller 100 continues to control the dispensing driving module 200 to cause the dispensing head 600 to dispense the first material. After the dispensing process of the first material is completed, the PLC controller 100 controls the dispensing driving module 200 to be continuously controlled so that the dispensing head 600 moves upward. The PLC controller 100 controls the tray driving module 300 to move the tray 700 and move the second material to the position right under the dispensing head 600 to align with the dispensing head 600. After the dispensing position of the dispensing head 600 and the dispensing position of the second material are aligned, the PLC control module controls the dispensing driving module 200, so that the dispensing head 600 dispenses the second material. After the dispensing process of the second material is completed, the PLC controller 100 continues to control the dispensing driving module 200 so as to move the dispensing head 600 upward. The operation is repeated until all materials finish the dispensing process.
It can be understood that, in this embodiment, the position information of each material is obtained by the image processing module 400, and the PLC controller 100 drives the dispensing driving module 200 and the tray driving module 300 respectively according to the position information, the control parameters and the in-situ information of the material, so as to control the dispensing head 600 and the tray 700 respectively, thereby realizing automatic dispensing. Compared with manual dispensing operation, the manual cost is reduced, and the dispensing precision and the dispensing efficiency are improved.
Referring to fig. 2, specifically, the dispensing driving module 200 includes: a horizontal lateral driving unit 220, a vertical driving unit 210, and a dispensing driving unit 230. The horizontal transverse driving unit 220 is electrically connected to the PLC controller 100, and the horizontal transverse driving unit 220 is configured to drive the dispensing head 600 to horizontally and transversely move in response to the control of the PLC controller 100. The vertical driving unit 210 is electrically connected to the PLC controller 100, and the vertical driving unit 210 is configured to drive the dispensing head 600 to vertically move in response to the control of the PLC controller 100. The dispensing driving unit 230 is electrically connected to the PLC controller 100, and the dispensing driving unit 230 is configured to respond to the control of the PLC controller 100 and drive the dispensing head 600 to dispense the glue.
It can be appreciated that in the present embodiment, the dispensing driving module 200 implements displacement control of the dispensing head 600 in two different directions through the horizontal and vertical driving units 220 and 210, and performs dispensing operation by driving the dispensing head 600 through the dispensing driving unit 230.
Referring to fig. 3, 6, 8, 11 and 15, specifically, the vertical driving unit 210 includes: a stepper motor driver 211, a stepper motor 212 and a first screw module 213. The first screw rod module 213 is vertically and vertically arranged, the stepper motor driver 211 is electrically connected with the PLC controller 100, the stepper motor 212 is electrically connected with the stepper motor driver 211, an output shaft of the stepper motor 212 is fixedly connected with a screw rod of the first screw rod module 213 coaxially, and the dispensing head 600 is mounted on a slide block of the first screw rod module 213.
As can be appreciated, the PLC controller 100 causes the stepper motor driver 211 to drive the stepper motor 212 to either forward or reverse by sending a first pulse signal and a first direction signal to the stepper motor driver 211. The stepper motor 212 drives the first screw rod module 213 to work, so that the dispensing head 600 mounted on the slider of the first screw rod module 213 moves in the vertical direction. The structure and principle of the first screw module 213 are referred to in the related art, and will not be described herein. In addition, the vertical driving unit 210 is further configured with a first origin photoelectric switch 214 and a first limit photoelectric switch 215, and in this embodiment, the first origin photoelectric switch 214 detects whether the slider of the first screw module 213 is located at the origin, and sends a corresponding signal to the PLC controller 100, and the first limit photoelectric switch 215 detects whether the slider of the first screw module 213 exceeds the limit stroke, and sends a corresponding signal to the PLC controller 100, so that the PLC controller 100 stops the rotation of the stepper motor 212 by controlling the stepper motor driver 211, so as to ensure the normal operation of the dispensing driving module 200.
Referring to fig. 3, 6, 8, 11 and 15, specifically, the horizontal transverse driving unit 220 includes: a first servomotor driver 221, a first servomotor 222, and a second screw module 223. The second screw rod module 223 is horizontally and transversely arranged, the first servo motor driver 221 is electrically connected with the PLC 100, the first servo motor 222 is electrically connected with the first servo motor driver 221, an output shaft of the first servo motor 222 is coaxially and fixedly connected with a screw rod of the second screw rod module 223, and the first screw rod module 213 is mounted on a slide block of the second screw rod module 223.
As can be appreciated, the PLC controller 100 transmits the second pulse signal and the second direction signal to the first servomotor driver 221 so that the first servomotor driver 221 drives the first servomotor 222 to perform forward rotation or reverse rotation. The first servo motor 222 drives the second screw rod module 223 to work, so that the first screw rod module 213 mounted on the slider of the first screw rod module 213 moves in the horizontal and transverse direction, and the dispensing head 600 moves in the horizontal and transverse direction. The structure and principle of the second screw module 223 are referred to in the related art, and will not be described herein. In addition, the horizontal transverse driving unit 220 is further configured with a second origin photoelectric switch 224 and a second limit photoelectric switch 225, and in this embodiment, the second origin photoelectric switch 224 detects whether the slider of the second screw module 223 is located at the origin, and sends a corresponding signal to the PLC controller 100, and the second limit photoelectric switch 225 detects whether the slider of the second screw module 223 exceeds the limit stroke, and sends a corresponding signal to the PLC controller 100, so that the PLC controller 100 stops the rotation of the first servo motor 222 by controlling the first servo motor driver 221, so as to ensure the normal operation of the dispensing driving module 200.
Referring to fig. 3, 9, 13 and 15, specifically, the dispensing driving unit 230 includes: an intermediate relay 231 and a dispensing controller 232. The intermediate relay 231 is electrically connected to the PLC controller 100 and the dispensing head 600, respectively. The dispensing controller 232 is connected with the dispensing head 600, and the dispensing controller 232 is used for adjusting dispensing parameters of the dispensing head 600. Specifically, the normally open switch of the intermediate relay 231 is electrically connected with the dispensing machine, and is used for driving the dispensing machine to dispense the glue. The coil of the intermediate relay 231 is electrically connected with the PLC controller 100, and the PLC controller 100 controls the coil to be electrified, so that the normally open switch is closed, and the dispenser is driven to dispense glue. The dispensing parameters of the dispensing head 600 that the dispensing controller 232 can adjust include dispensing amount and dispensing time.
It can be appreciated that the PLC controller 100 of the present embodiment operates by controlling the intermediate relay 231 to drive the dispenser to dispense the glue. In addition, the embodiment is further configured with a dispensing controller 232, and according to the dispensing process requirement of the material, the dispensing controller 232 adjusts the dispensing amount, the dispensing time and the like of the dispensing head 600 so as to improve the quality of the finished product and reduce the number of defective products.
Referring to fig. 4, 6, 7, 8, 10, 15 and 16, the tray driving module 300 includes: a second servo motor driver 310, a second servo motor 320, a third screw module 330, a proximity switch 350 and a tray mounting table 340. The third screw rod module 330 is horizontally and longitudinally arranged, the second servo motor driver 310 is electrically connected with the PLC 100, the second servo motor driver 310 is electrically connected with the second servo motor 320, an output shaft of the second servo motor 320 is coaxially and fixedly connected with a screw rod of the third screw rod module 330, a sliding block of the third screw rod module 330 is fixedly connected with the tray mounting table 340, and the tray 700 is mounted on the tray mounting table 340. The proximity switch 350 is disposed on the tray mounting table 340, and the proximity switch 350 is configured to monitor an in-situ status of the tray 700 and send in-situ information of the tray 700 to the PLC controller 100.
As can be appreciated, the PLC controller 100 transmits the third pulse signal and the third direction signal to the second servo motor driver 310 to cause the second servo motor driver 310 to drive the second servo motor 320 to perform the forward rotation or the reverse rotation. The second servo motor 320 drives the third screw rod module 330 to operate, so that the tray mounting table 340 mounted on the slider of the third screw rod module 330 moves in the horizontal and longitudinal directions, and the tray 700 moves in the horizontal and longitudinal directions. The structure and principle of the third screw module 330 are referred to in the related art, and will not be described herein. In addition, the tray driving module 300 is further configured with a third original point photoelectric switch 360 and a third limit photoelectric switch 370, and in this embodiment, the third original point photoelectric switch 360 detects whether the slider of the third screw rod module 330 is located at the original point, and sends a corresponding signal to the PLC controller 100, and the third limit photoelectric switch 370 detects whether the slider of the third screw rod module 330 exceeds the limit stroke, and sends a corresponding signal to the PLC controller 100, so that the PLC controller 100 stops the rotation of the second servo motor 320 by controlling the second servo motor driver 310, so as to ensure the normal operation of the tray driving module 300.
Referring to fig. 14, specifically, the image processing module 400 includes: microcomputer 420 and industrial camera 410. The microcomputer 420 is communicatively connected to the PLC controller 100 and the industrial camera 410, respectively. In this embodiment, the microcomputer 420 is configured with visual software, the industrial camera 410 is disposed above the tray driving module 300, the PLC controller 100 controls the tray driving module 300 to move the tray 700 to the position right below the industrial camera 410, and drives the microcomputer 420 to run the visual software, and take pictures and record positions of all materials, so as to realize visual positioning of all materials. The microcomputer 420 transmits the position information of each material to the PLC controller 100 so that the PLC controller 100 drives the dispensing head 600 to perform a dispensing operation. Because of the difference in the height of each material, the microcomputer can also determine the height of each material through focusing of the industrial camera 410 and send the height information of the material to the PLC controller 100, and the PLC controller 100 corrects the dispensing height according to the height information of the material. In this embodiment, the microcomputer 420, the industrial camera 410 and the PLC controller 100 are connected by a network cable.
Referring to fig. 16, optionally, the image processing module 400 may further be configured with a display 930, where the display 930 is connected to the microcomputer 420, and the microcomputer 420 displays the visual positioning process of the material through the display 930.
Referring to fig. 7 and 15, in the present embodiment, the dispensing control system based on PLC further includes a start-stop button assembly 910, and the start-stop button assembly 910 is electrically connected to the PLC controller 100. The start-stop button assembly 910 is used for starting or stopping the adhesive dispensing device, and the PLC controller 100 is used for responding to the start-stop button assembly 910 and controlling each module to start or stop working. The start-stop button assembly 910 includes an emergency stop button 911, a stop button 912, and a start button 913, each of which is electrically connected to the PLC controller 100.
Referring to fig. 9, optionally, the dispensing control system based on PLC further includes a status indication component 920 for indicating a current status of the dispensing device, where the status indication component 920 is electrically connected to the PLC controller 100, and the status indication component 920 is configured to provide an acousto-optic status indication in response to the control of the PLC controller 100. The status indication assembly 920 includes a buzzer 921, a red indicator 922, a yellow indicator 923, and a green indicator 924, where the buzzer 921 and the indicator are electrically connected to the PLC controller 100.
Optionally, the number of the tray driving modules 300 is a plurality, the trays 700 are provided with a plurality of tray driving modules 300 in a one-to-one correspondence, and each tray 700 is connected with the corresponding tray driving module 300. In this embodiment, two tray driving modules 300 are arranged at intervals in the horizontal and transverse directions, and each tray 700 is mounted on the tray mounting table 340 of each tray driving module 300.
Referring to fig. 5, optionally, the power module 800 includes: air switch 810, power knob switch 820, ac contactor 830, filter 840, transformer 850, rail module socket 860. The air switch 810 is used to switch in external high voltage ac. The power knob switch 820 is connected with the air switch 810, and the power knob switch 820 is a total power supply switch of the dispensing control system and the dispensing equipment. The normally open switch of the ac contactor 830 is connected to the air switch 810, the coil of the ac contactor 830 is electrically connected to the power knob switch 820, and when the power knob switch 820 is closed, the coil of the ac contactor 830 is energized and the normally open switch is closed. The filter 840 is electrically connected to the output of the ac contactor 830, and is used for filtering the input ac. The transformer 850 transforms the high-voltage ac power into 24V power, the primary side of the transformer 850 is electrically connected to the filter 840, and the secondary side of the transformer 850 is connected to a plurality of functional modules requiring 24V power to supply power to the functional modules requiring 24V power. The rail module socket 860 is electrically connected to the filter 840 for supplying power to an external plug-in or module of the dispensing control system. The PLC controller 100 is electrically connected to a filter 840.
Referring to fig. 17, the present embodiment provides a dispensing process of a dispensing control system based on a PLC, including the steps of:
s1, starting up the dispensing equipment and resetting the dispensing equipment;
in the step, the dispensing driving module and the tray driving module respectively enable the dispensing head and the tray to return to the initial positions.
S2, triggering a starting button to start each functional module;
s3, judging the in-place state of the material tray;
in the step, if the feeding disc of the feeding disc mounting table is in place, the step S4 is performed; if the tray is not in place, the tray is replaced to the tray mounting station and the process returns to step S2. Illustratively, 50 pieces of material may be placed per tray.
S4, photographing and recording the materials on the material tray, and acquiring position information and height information of the materials;
in the step, the dispensing height is corrected according to the height information of the materials.
S5, dispensing the materials on the material tray one by one;
in the step, the position to be dispensed of each material and the dispensing head are aligned and dispensing is performed through the dispensing driving module and the charging tray driving module.
And S6, outputting a dispensing completion signal after dispensing of all materials is completed.
Illustratively, after completing the dispensing process of the material on the current tray, the buzzer sounds for 2 seconds and the yellow indicator lights flash. At the moment, the dispensing completion signal can be manually released, the buzzer is closed, the standby state is entered, and the next dispensing process of the tray material is waited.
In summary, according to the dispensing control system based on the PLC provided by the utility model, the in-place state of the material tray is monitored through the material tray driving module, in-place information of the material tray is sent to the PLC, the image processing module captures and records the position of the material on the material tray, and sends the position information of the material to the PLC, the touch screen sends the set control parameters to the PLC, and the PLC controls the operation of the dispensing driving module and the material tray driving module according to the in-place information of the material tray, the position information of the material and the control parameters so as to respectively control the movement of the dispensing head and the material tray, so that the dispensing operation is performed after the material on the dispensing head and the material tray are aligned, and the automatic dispensing operation is realized. The dispensing control system and the functional module realize automatic dispensing operation, replace manual operation, are favorable to reducing manpower consumption and improve efficiency.
In addition, the dispensing driving module and the charging tray driving module adopt corresponding stepping motors, servo motors, screw rod modules and the like to realize three-dimensional driving adjustment, thereby being beneficial to improving the quality of finished products in the dispensing process and reducing the reject ratio of products.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant technical field, are included in the scope of the present utility model.
Claims (10)
1. A PLC-based dispensing control system, comprising: the device comprises a dispensing head, a material tray, a touch screen, a PLC (programmable logic controller), a dispensing driving module, a material tray driving module, an image processing module and a power module;
the touch screen is electrically connected with the PLC, and is used for setting control parameters and sending the control parameters to the PLC;
the dispensing driving module is respectively connected with the PLC and the dispensing head and is used for responding to the control of the PLC and driving the dispensing head to move and dispense;
the material tray driving module is respectively connected with the PLC and the material tray, and is used for responding to the control of the PLC, monitoring the in-place state of the material tray, concurring the in-place information of the material tray to the PLC and driving the material tray to move;
the image processing module is electrically connected with the PLC, and is used for responding to the control of the PLC, capturing and recording the position of each material on the material tray and sending the position information of the material to the PLC;
the power supply module is electrically connected with the PLC, the dispensing driving module, the charging tray driving module, the image processing module and the touch screen respectively and is used for supplying power to the PLC, the dispensing driving module, the charging tray driving module, the image processing module and the touch screen;
the PLC is used for performing operation control on the dispensing driving module, the material tray driving module and the image processing module according to the control parameters, the material tray in-place information and the material position information, and outputting the operation states and the operation parameters of each module of the operation control to the touch screen so as to display through the touch screen.
2. The PLC-based dispensing control system of claim 1, wherein the dispensing drive module comprises: a horizontal transverse driving unit, a vertical driving unit and a dispensing driving unit;
the horizontal transverse driving unit is electrically connected with the PLC and is used for responding to the control of the PLC and driving the dispensing head to horizontally and transversely move;
the vertical driving unit is electrically connected with the PLC and is used for responding to the control of the PLC and driving the dispensing head to vertically move;
the dispensing driving unit is electrically connected with the PLC, and is used for responding to the control of the PLC and driving the dispensing head to dispense.
3. The PLC-based dispensing control system of claim 2, wherein the vertical drive unit comprises: a stepper motor driver, a stepper motor and a first screw module;
the first screw rod module is vertically arranged, the stepping motor driver is electrically connected with the PLC, the stepping motor is electrically connected with the stepping motor driver, an output shaft of the stepping motor is fixedly connected with a screw rod of the first screw rod module in a coaxial mode, and the dispensing head is mounted on a sliding block of the first screw rod module.
4. The PLC-based dispensing control system of claim 3, wherein the horizontal transverse drive unit comprises: the device comprises a first servo motor driver, a first servo motor and a second screw rod module;
the second screw rod module is horizontally and transversely arranged, the first servo motor driver is electrically connected with the PLC, the first servo motor is electrically connected with the first servo motor driver, an output shaft of the first servo motor is fixedly connected with a screw rod of the second screw rod module coaxially, and the first screw rod module is mounted on a sliding block of the second screw rod module.
5. The PLC-based dispensing control system of claim 2, wherein the dispensing drive unit comprises: an intermediate relay and a dispensing controller;
the intermediate relay is electrically connected with the PLC and the dispensing head respectively;
the dispensing controller is connected with the dispensing head and is used for adjusting dispensing parameters of the dispensing head.
6. The PLC-based dispensing control system of claim 1, wherein the tray drive module comprises: the device comprises a second servo motor driver, a second servo motor, a third screw rod module, a proximity switch and a material tray mounting table;
the third screw rod module is horizontally and longitudinally arranged, the second servo motor driver is electrically connected with the PLC, the second servo motor driver is electrically connected with the second servo motor, an output shaft of the second servo motor is coaxially and fixedly connected with a screw rod of the third screw rod module, a sliding block of the third screw rod module is fixedly connected with the material disc mounting table, and the material disc is mounted on the material disc mounting table;
the proximity switch is arranged on the tray mounting table and is used for monitoring the on-site state of the tray and sending on-site information of the tray to the PLC.
7. The PLC based dispensing control system of claim 1, wherein the image processing module comprises: microcomputer and industrial cameras;
the microcomputer is respectively in communication connection with the PLC and the industrial camera.
8. The PLC-based dispensing control system of claim 1, further comprising a start-stop button assembly electrically connected to the PLC controller.
9. The PLC-based dispensing control system of claim 1, further comprising a status indication assembly for indicating a current status of the dispensing device, the status indication assembly electrically coupled to the PLC controller, the status indication assembly for providing an audible and visual status indication in response to control by the PLC controller.
10. The PLC-based dispensing control system of claim 1, wherein the number of the tray driving modules is a plurality, the trays are provided with a plurality of tray driving modules in one-to-one correspondence, and each tray is connected with a corresponding tray driving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222238594.2U CN218917971U (en) | 2022-08-24 | 2022-08-24 | Dispensing control system based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222238594.2U CN218917971U (en) | 2022-08-24 | 2022-08-24 | Dispensing control system based on PLC |
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| Publication Number | Publication Date |
|---|---|
| CN218917971U true CN218917971U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222238594.2U Active CN218917971U (en) | 2022-08-24 | 2022-08-24 | Dispensing control system based on PLC |
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| Country | Link |
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| CN (1) | CN218917971U (en) |
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- 2022-08-24 CN CN202222238594.2U patent/CN218917971U/en active Active
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