CN205483215U

CN205483215U - Distributed automatic weighing controlling means prepares burden

Info

Publication number: CN205483215U
Application number: CN201620042535.XU
Authority: CN
Inventors: 谭雄彪
Original assignee: Guangzhou Epocon Machinery Co ltd
Current assignee: Guangzhou Epocon Machinery Co ltd
Priority date: 2016-01-14
Filing date: 2016-01-14
Publication date: 2016-08-17
Anticipated expiration: 2026-01-14

Abstract

The utility model provides a distributed automatic weighing controlling means prepares burden, including a plurality of head tanks, a plurality of weighing devices, compounding jar and human -computer interaction device, the head tank passes through pipeline and is connected with the weighing device that corresponds, a plurality of weighing devices all communicate with the compounding jar, a plurality of weighing devices are connected with the human -computer interaction device respectively, the weighing device includes the CPU treater, storage module, weighing sensor, threshold value setting module, unusual alarm module and data output module, storage module is connected respectively to the CPU treater, weighing sensor, threshold value setting module, unusual alarm module, the data output module, the utility model discloses the structure principle is simple, degree of automation is high, and the weighing device interference killing feature of adoption is strong, the batching is accurate, simultaneously can also real time monitoring blending process.

Description

A kind of distributed automatic weighing control device of dispensing

Technical field:

This utility model relates to a kind of weighing control device, particularly relates to a kind of dispensing distributed Automatic weighing control device.

Background technology:

Existing batching weighing is all to use manually to weigh, and then puts the raw material weighed up into batch mixing Artificial batch mixing, which batch mixing inefficiency in bucket, and make the labor intensity of workman relatively greatly, Improve human cost, and artificial weighing and proportioning accuracy varies with each individual, if accurately cannot supervise Control, unstable product quality, anthropic factor impact is more universal, and frequent batch mixing is the most existing Weighing device automaticity low, it is impossible to realize auto feed and in real time monitoring, Aggregate Feeding Error Greatly.

Utility model content:

In order to solve the problems referred to above, it is simple, automatically that this utility model provides a kind of structural principle Change degree is high, and capacity of resisting disturbance is strong, dispensing accurate, can also monitor blending process in real time simultaneously Technical scheme:

A kind of distributed automatic weighing control device of dispensing, including multiple head tanks, multiple weighs Device, mixing tank and human-computer interaction device, head tank is weighed with corresponding by conveyance conduit Device connects, and conveyance conduit is provided with electromagnetic valve, and multiple weighing devices all connect with mixing tank, Multiple weighing devices are connected with human-computer interaction device respectively, are provided with PLC control in human-computer interaction device Device processed, weighing device includes that CPU processor, memory module, LOAD CELLS, threshold value set Module, abnormal alarm module and data outputting module, CPU processor connect respectively described in deposit Storage module, LOAD CELLS, threshold value setting module, abnormal alarm module and data output mould Block.

As preferably, LOAD CELLS includes, measure of time module, measure control module, the One strain resistor, the second strain resistor, critesistor, comparison resistance, field-effect transistor, Comparator, the first strain resistor be connected in series the second strain resistor and respectively by first switch, Second switch connects field-effect transistor, comparator, and critesistor is connected in series comparison resistance also Connecting field-effect transistor, comparator by the 3rd switch, the 4th switch respectively, comparator leads to Cross time measurement module connect measure control module, the first switch, second switch, the 3rd switch, 4th switch, measure of time module connect measurement control module respectively, and field-effect transistor is the most logical Cross capacity earth.

As preferably, multiple head tanks include the first head tank, the second head tank, the 3rd former Batch can, N head tank, N is the integer more than 3, and multiple head tanks are arranged in parallel.

As preferably, multiple weighing devices include the first weighing device, the second weighing device, 3rd weighing device, M weighing device, M is the integer more than 3, and weighing device is with former Batch can quantity is corresponding.

The beneficial effects of the utility model are:

(1) this utility model structural principle is simple, automaticity is high, it is possible to respectively to former Batch can carries out sampling and weighs, and the weighing device capacity of resisting disturbance of employing is strong, dispensing Precisely, use human-computer interaction interface, blending process can be monitored in real time.

(2) LOAD CELLS of the present utility model, can improve tonometric degree of accuracy and can By property, reduce biosensor power consumption, have high accuracy, highly reliable, high stable, The advantages such as low-power consumption.

Accompanying drawing illustrates:

Fig. 1 is overall structure figure of the present utility model；

Fig. 2 is LOAD CELLS schematic diagram of the present utility model.

Detailed description of the invention:

For making goal of the invention of the present utility model, technical scheme and advantage clearer, below will In conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.

As it is shown in figure 1, a kind of distributed automatic weighing control device of dispensing, including multiple raw materials Tank, multiple weighing device, mixing tank 1 and human-computer interaction device 2, head tank 1 is by defeated Sending pipeline 3 to connect with corresponding weighing device, described conveyance conduit 3 is provided with electromagnetic valve 4, Multiple weighing devices all connect with mixing tank, multiple weighing devices respectively with human-computer interaction device 2 Connecting, be provided with PLC 5 in described human-computer interaction device 2, weighing device includes CPU Processor 6, memory module 7, LOAD CELLS 8, threshold value setting module 9, abnormal alarm mould Block 10 and data outputting module 11, described CPU processor 6 connects described storage mould respectively Block 7, described LOAD CELLS 8, described threshold value setting module 9, described abnormal alarm module 10 and described data outputting module 11.

In the present embodiment, multiple head tanks include first head tank the 25, second head tank 26, 3rd head tank 27, N head tank, N is the integer more than 3, and multiple head tank parallel connections set Put；Multiple weighing devices include first weighing device the 28, second weighing device the 29, the 3rd title Refitting puts 30, M weighing device, and M is the integer more than 3, and weighing device and head tank Quantity is corresponding.

In the present embodiment, LOAD CELLS 8 includes measure of time module 12, measures control mould Block the 13, first strain resistor the 14, second strain resistor 15, critesistor 16, comparison resistance 17, field-effect transistor 18, comparator 19, the first strain resistor 14 is connected in series second should Power transformation resistance 15 also connects field-effect transistor by the first switch 20, second switch 21 respectively 18, comparator 19, critesistor 16 is connected in series comparison resistance 17 and respectively by the 3rd Switch the 22, the 4th switch 23 connection field-effect transistor 18, comparator 19, comparator 19 Connected by measure of time module 12 and measure control module 13, the first switch 20, second switch 21, the 3rd switch the 22, the 4th switch 23, measure of time module 12 connect measurement respectively and control Module 13, field-effect transistor 18 is also by electric capacity 24 ground connection.Gravity measurement is by surveying Amount electric capacity 24 embodies discharge time indirectly.Discharge time is to measure strain resistor by one The electric discharge of individual electric capacity 24 obtains, the discharge time of the strain resistor of positive phase change and inverse change Will be measured, the ratio of two discharge times then reflects the change information of strain resistor, Measure of time is to be completed by split-second precision measurement module 12, biography of weighing of the present utility model Sensor, can improve tonometric accuracy and reliability, reduces biosensor power consumption, has height The advantages such as precision, highly reliable, high stable, low-power consumption.

When this utility model uses, the title of each weighing device is set by human-computer interaction device 2 Heavy amount, after raw material is separately added in head tank, raw material enters, by conveyance conduit, dress of weighing Putting, now, LOAD CELLS senses raw material weight, when reaching to arrange threshold value, sends report Alert sound, and control closed electromagnetic valve conveyance conduit, memory module 7 stores weighing data, and Send to human-computer interaction device 2, human-computer interaction device 2 can real time inspection weighing data, prison Control blending process, can also check history weighing data simultaneously, improves dispensing accuracy.

The beneficial effects of the utility model are: this utility model structural principle is simple, automatization Degree is high, it is possible to respectively head tank is carried out sampling and weighs, the anti-interference energy of weighing device of employing Power is strong, dispensing is accurate, uses human-computer interaction interface, can monitor blending process in real time；This practicality Novel LOAD CELLS, can improve tonometric accuracy and reliability, reduces sensor Power consumption, has the advantages such as high accuracy, highly reliable, high stable, low-power consumption.

Above-described embodiment is preferred embodiment of the present utility model, is not to this utility model The restriction of technical scheme, as long as can be on the basis of above-described embodiment without creative work The technical scheme of upper realization, is regarded as falling into the rights protection scope of this utility model patent In.

Claims

1. the distributed automatic weighing control device of dispensing, it is characterised in that: include multiple raw material Tank, multiple weighing device, mixing tank and human-computer interaction device, head tank passes through conveyance conduit Connecting with corresponding weighing device, described conveyance conduit is provided with electromagnetic valve, multiple weighing devices All connecting with mixing tank, multiple weighing devices are connected with human-computer interaction device respectively, described man-machine Be provided with PLC in interactive device, weighing device include CPU processor, memory module, LOAD CELLS, threshold value setting module, abnormal alarm module and data outputting module, described CPU processor connects described memory module, described LOAD CELLS, the setting of described threshold value respectively Module, described abnormal alarm module and described data outputting module.

A kind of distributed automatic weighing control device of dispensing the most according to claim 1, it is special Levy and be: described LOAD CELLS include measure of time module, measure control module, first should Power transformation resistance, the second strain resistor, critesistor, comparison resistance, field-effect transistor, compare Device, the first strain resistor be connected in series the second strain resistor and respectively by first switch, second Switch connects field-effect transistor, comparator, and critesistor is connected in series comparison resistance difference Field-effect transistor, comparator is connected, when comparator passes through by the 3rd switch, the 4th switch Between measurement module connect and measure control module, the first switch, second switch, the 3rd switch, the Four switch, measure of time module connect measurement control module respectively, field-effect transistor also by Capacity earth.

A kind of distributed automatic weighing control device of dispensing the most according to claim 1, it is special Levy and be: multiple head tanks include the first head tank, the second head tank, the 3rd head tank, N head tank, N is the integer more than 3, and multiple head tanks are arranged in parallel.

A kind of distributed automatic weighing control device of dispensing the most according to claim 1, it is special Levy and be: multiple weighing devices include the first weighing device, the second weighing device, the 3rd weigh Device, M weighing device, M is the integer more than 3, and weighing device and head tank quantity Corresponding.