CN204453998U - Plastic sheet extrusion equipment intelligent weighing system - Google Patents

Plastic sheet extrusion equipment intelligent weighing system Download PDF

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Publication number
CN204453998U
CN204453998U CN201520100806.8U CN201520100806U CN204453998U CN 204453998 U CN204453998 U CN 204453998U CN 201520100806 U CN201520100806 U CN 201520100806U CN 204453998 U CN204453998 U CN 204453998U
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CN
China
Prior art keywords
module
pulling force
force sensor
plastic sheet
modulation circuit
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Expired - Fee Related
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CN201520100806.8U
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Chinese (zh)
Inventor
纪志成
高春能
石雪军
吴定会
田娜
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Jiangnan University
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Jiangnan University
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Publication of CN204453998U publication Critical patent/CN204453998U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of plastic sheet extrusion equipment intelligent weighing system, it comprises the pulling force sensor be arranged on winder two end support, loading thick stick is installed between two end supports, loading thick stick two ends are inserted the draw-in groove on support and can be movable in draw-in groove, bracket end is fixed in one end of pulling force sensor, the other end connects the loading thick stick end in draw-in groove, the signal output part connection signal modulation circuit of pulling force sensor, the output of signal modulation circuit is by wired or wireless connection main control unit.The utility model has the advantages that: this system is arranged on plastic extrusion facility winder, can realize accurately weighing and can real-time Transmission actv. weighing data, plastic extrusion facility, the intelligent weighing System and Network communication technology are combined, avoid loaded down with trivial details manually to weigh, the work such as data logging, decrease the dependence to operating personal, make to produce, weigh and data management is disposable completes.

Description

Plastic sheet extrusion equipment intelligent weighing system
Technical field
The utility model relates to a kind of automatic weighting system, specifically a kind of intelligent weighing system for plastic sheet extrusion equipment rolling sheet material.
Background technology
In recent years, the light industry equipment manufacture of China obtains and develops rapidly, more and more important at industry roles such as food, medicine and daily use chemicals.Domestic have hundreds of light industry and machinery manufacturing enterprises, but its manufacturing technology level falls behind, quite a few enterprise can only produce comparatively common engineering goods, enterprise's manner that is large-scale, complete and high technology content engineering goods can be produced denumerable, the plastic sheet extrusion equipment still dependence on import of many hightech levels.After China joins WTO (WTO), many external machinery manufacturing industry accelerate transfer to China, some well-known plastics machinery enterprises of the world, the company such as Sumitomo Heavy Industries Ltd as De Make, Krup Jnkers engine, Battenfeld and Japan successively marches China, huge development vitality is filled with, simultaneously also for China Plastics Machinery Industry manufacturing enterprise brings opportunities and challenges to domestic plastics machinery industry.
Screw extruder, from pure helical structure basic at first, develops various different structure, as damping spiral shell block, exhaust extrude, barrel of slotting, pin barrel, block construction etc.; Screw rod quantity develops into twin screw, multiscrew etc. from singe screw, multiple different extruder structure form and autonomous cruise speed system emerge successively, it is the Automated condtrol of representative that its autonomous cruise speed system develops into from simple logic control with PLC, the progress of these technology makes the shaping wider of screw extruder, has widened its adaptation field.But along with the market demand more and more higher, particularly the impact of the industry such as solar cell, regenerative resource, precise electronic, also been proposed new requirement to the development of plastic sheet extrusion equipment.
When plastic sheet is weighed, traditional mode first plastic sheet is transported to special pound with fork truck to deserve to be called and weigh, and then plastic sheet is transported to appointed place deposits, and this mode needs special messenger to record weight, and waste time and energy, inefficiency.Along with the raising of China's labor cost, light industry manufacturing enterprise more and more wishes that purchased unit can reduce the dependence to workman, therefore improve the intelligentized control method of screw extruder, the Modern Produce Management realizing sheet material extrusion equipment will become enterprise's key issue urgently to be resolved hurrily.Rely on existing detection technique and information techenology, the intelligent weighing system studied based on the plastic sheet extrusion equipment of Internet of Things will be the technical new leap after DCS advanced control system.
Summary of the invention
The utility model is applied on plastic sheet extrusion equipment winder, mainly for the problem that extrusion sheet is weighed, design a kind of extrusion sheet that makes to weigh conveniently and real-time intelligent weighing system, solve extrusion sheet weighing process complicated, the problem that data transmission is delayed.
According to the technical scheme that the utility model provides, described plastic sheet extrusion equipment intelligent weighing system, comprise the pulling force sensor be arranged on winder two end support, loading thick stick is installed between two end supports, loading thick stick two ends are inserted the draw-in groove on support and can be movable in draw-in groove, bracket end is fixed in one end of pulling force sensor, the other end connects the loading thick stick end in draw-in groove, the signal output part connection signal modulation circuit of pulling force sensor, the output of signal modulation circuit is by wired or wireless connection main control unit.
Described signal modulation circuit is arranged in circuit box, comprise power module, amplifier module, analog-to-digital conversion module and microcontroller, power module connects pulling force sensor and microcontroller, the signal output part of pulling force sensor is connected to amplifier module, and amplifier module connects microcontroller through analog-to-digital conversion module again.
In the scheme of signal modulation circuit and main control unit wireless connections, described microcontroller is connected with wireless communication module, is communicated with main control unit by wireless communication module.
Described main control unit comprises the memory module of central processing unit and connection thereof, display module, input through keyboard module, wireless communication module and alarm module, shows obtained measurement signal by display module, and stores in a storage module; Wireless communication module is used for communicating with signal modulation circuit and upper computer.
The utility model has the advantages that: this system is arranged on plastic extrusion facility winder, can realize accurately weighing and can real-time Transmission actv. weighing data, plastic extrusion facility, the intelligent weighing System and Network communication technology are combined, avoid loaded down with trivial details manually to weigh, the work such as data logging, decrease the dependence to operating personal, make to produce, weigh and data management is disposable completes.
Accompanying drawing explanation
Fig. 1 is that the utility model intelligent weighing entire system arranges schematic diagram.
Fig. 2 is the utility model intelligent weighing system signal modulation circuit structured flowchart.
Fig. 3 is the utility model intelligent weighing system master block construction figure.
Fig. 4 is the utility model intelligent weighing working-flow figure.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, it is trident support that pedestal 7 two ends of winder are provided with in rotatable support 1, figure, has installed 3 loading thick sticks 3 respectively, and the rotation of support 1 and loading thick stick 3 is by electric machine control, and the electrical controller of motor is arranged on pedestal 7.Loading thick stick 3 two ends are inserted the draw-in groove 2 on support 1 and can be movable in draw-in groove 2.In each bifurcate end of support 1, a pulling force sensor 4 is respectively set, support 1 end is fixed in one end of pulling force sensor 4, the other end connects loading thick stick 3 end in draw-in groove 2, the signal output part connection signal modulation circuit 5 of pulling force sensor 4, the output of signal modulation circuit 5 is by wired or wireless connection main control unit 6.Loading thick stick 3 is used for rolling extrusion sheet, along with the rotation of support 1, loading thick stick 3 due to acting in draw-in groove 2 of gravity up and down.
Described signal modulation circuit 5 is arranged in circuit box, is used for driving pulling force sensor 4, and processes the pulling force signal that pulling force sensor 4 collects.6 pulling force sensors 4 be arranged on left and right support 1 are all connected with signal modulation circuit 5.Described signal modulation circuit structure as shown in Figure 2, comprises power module, amplifier module, analog-to-digital conversion module and microcontroller.Power module connects pulling force sensor 4 and microcontroller, and the signal output part of pulling force sensor 4 is connected to amplifier module, and amplifier module connects microcontroller through analog-to-digital conversion module again.Wherein power module is used for driving LOAD CELLS; Amplifier module is used for carrying out amplification process to the fainter differential signal that pulling force sensor 4 exports, and is converted to metastable signal, can be gathered by analog-to-digital conversion module with comparalive ease; Analog-to-digital conversion module be used for gather amplify after analog signal, be converted into required digital signal, be then delivered to microcontroller by Modbus 485 communication protocol.Signal modulation circuit 5 is with the scheme of main control unit 6 wireless connections, the such as circuit box of signal modulation circuit 5 is arranged on pedestal 7 that main control unit 6 is not arranged on pedestal 7, described microcontroller is connected with wireless communication module by serial communication line, is communicated with main control unit 6 by wireless communication module.Measurement signal exports by wireless communication module, realizes on-the-spot data acquisition and control.
The effect of described main control unit 6 is tension measurement signals of the pulling force sensor 4 for the transmission of Received signal strength modulation circuit 5.As shown in Figure 3, the memory module of CPU and connection thereof, display module, input through keyboard module, wireless communication module and alarm module etc. are comprised in main control unit 6.Main control unit 6 shows obtained measurement signal by display module, and stores.This main control unit 6 carries keyboard input function, can be inputted the information such as model, color, weight, date manufactured of producing sheet material, and undertaken showing and storing by display module and memory module respectively by button.Can be realized the transmission over radio of data by wireless communication module, store data in background data base server, upper computer (management computer) can transfer the measurement signal and product related information that main control unit 6 obtains at any time thus.Upper computer to main control unit sending controling instruction, and can also show in display module, and operating personal can receive this command information the very first time, carries out the control of associated production aspect.Achieve the instant messaging between Workshop Production personnel and management level like this.When the weight of a roll film material exceeds set scope, the alarm module in main control unit 6 can send warning, and warning operating personal should adjust reel, to protect pulling force sensor, extends its service life.
Principle of work of the present utility model is as follows: plastic extrusion facility carries out production operation, through over cooling, after the process such as trimming, finished sheet is by a loading thick stick 3 rolling of winder the top, now along with the operation of winder, it is increasing that pulling force sensor 4 is subject to downward pulling force, because modulates information circuit 5 is connected with pulling force sensor 4, by signal modulation circuit 5 by sensor measurement to pulling force information carry out conversion process, data after process are sent to main control unit 6, meanwhile telltale can show in real time the weight of sheet material, when the winder data quit work on i.e. telltale no longer change, by wireless communication module, the weight of this roll film material is stored in business administration data bank.The information interaction with upper computer can be realized thus, eliminate loaded down with trivial details manually to weigh, record, a series of activities such as submission, operating personal can check required weighing information, realizes the intelligent management of data.
The utility model intelligent weighing working-flow is as shown in Figure 4:
The first step: start plastic sheet extrusion equipment and carry out production operation, after cool the plastic sheet produced, trimming etc. processes, winder starts rolling;
Second step: vertically downward whether the pulling force sensor that the loading thick stick that judgement is rotating uses, be then forward the 3rd step to; Otherwise forward the 4th step to;
3rd step: the pulling force signal that pick-up transducers measures also carries out conversion process by signal modulation circuit;
4th step: adjustment stepping motor, makes pulling force sensor vertically downward, avoid the interference of side force;
5th step: the data message after process is sent to main control unit, is undertaken showing and storing by the display module of main control unit and memory module respectively;
6th step: judge whether winder quits work, if quit work, then forwards the 7th step to; Otherwise continue to wait for;
7th step: the final data on telltale is transferred in background data base by wireless communication module, realization communicates with upper computer, carry out reel change simultaneously, control electric machine rotation and use the idle loading thick stick of winder to carry out rolling sheet material, use fork truck the carrying of finished sheet volume to be stored;
8th step: judge whether plastic sheet extrusion equipment quits work, if equipment stops producing, then process ends; Otherwise, continue to get back to the first step.
The utility model has the following advantages:
1, the utility model is arranged on plastic sheet extrusion equipment winder, decreases the step that first carrying weighs afterwards carries again, decreases the dependence to workman, improves work efficiency.
2, adopt wireless transmission function in the utility model intelligent weighing system, have transfer rate fast, the features such as construction cost is low, can store data in for management level in business administration data bank, safe and reliable.
3, the utility model is in conjunction with the network communications technology, can realize sending with the real time information of upper computer, makes production, to weigh and data management is disposable completes.
4, the utility model uses pulling force sensor, does not have the interference of side force, improve survey precision and reliability during work.
5, the utility model is installed simple, is a kind of weighing system of safe and reliable, economize energy.
In sum, the utility model uses in plastic sheet extrusion equipment intelligent weighing system as specification sheets and diagramatic content, and from the effect used, susceptible of proof the utility model can reach the object of expection.

Claims (4)

1. plastic sheet extrusion equipment intelligent weighing system, it is characterized in that: comprise the pulling force sensor (4) be arranged on winder two end support (1), loading thick stick (3) is installed between two end supports (1), loading thick stick (3) two ends are inserted the draw-in groove (2) on support (1) and can be movable in draw-in groove (2), support (1) end is fixed in one end of pulling force sensor (4), the other end connects loading thick stick (3) end in draw-in groove (2), the signal output part connection signal modulation circuit (5) of pulling force sensor (4), the output of signal modulation circuit (5) is by wired or wireless connection main control unit (6).
2. plastic sheet extrusion equipment intelligent weighing system as claimed in claim 1, it is characterized in that, described signal modulation circuit (5) is arranged in circuit box, comprise power module, amplifier module, analog-to-digital conversion module and microcontroller, power module connects pulling force sensor (4) and microcontroller, the signal output part of pulling force sensor (4) is connected to amplifier module, and amplifier module connects microcontroller through analog-to-digital conversion module again.
3. plastic sheet extrusion equipment intelligent weighing system as claimed in claim 2, it is characterized in that, described microcontroller is connected with wireless communication module, is communicated with main control unit (6) by wireless communication module.
4. plastic sheet extrusion equipment intelligent weighing system as claimed in claim 1, it is characterized in that, described main control unit (6) comprises the memory module of central processing unit and connection thereof, display module, input through keyboard module, wireless communication module and alarm module, show obtained measurement signal by display module, and store in a storage module; Wireless communication module is used for and signal modulation circuit (5) and upper computer communication.
CN201520100806.8U 2015-02-11 2015-02-11 Plastic sheet extrusion equipment intelligent weighing system Expired - Fee Related CN204453998U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520100806.8U CN204453998U (en) 2015-02-11 2015-02-11 Plastic sheet extrusion equipment intelligent weighing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520100806.8U CN204453998U (en) 2015-02-11 2015-02-11 Plastic sheet extrusion equipment intelligent weighing system

Publications (1)

Publication Number Publication Date
CN204453998U true CN204453998U (en) 2015-07-08

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108584548A (en) * 2018-01-26 2018-09-28 大连康丰科技有限公司 A kind of admission machine with product automatic weighing function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108584548A (en) * 2018-01-26 2018-09-28 大连康丰科技有限公司 A kind of admission machine with product automatic weighing function
CN108584548B (en) * 2018-01-26 2023-10-17 大连康丰科技有限公司 Take-up machine with product automatic weighing function

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150708

Termination date: 20160211