CN216524356U - Electronic tag weighing system - Google Patents
Electronic tag weighing system Download PDFInfo
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- CN216524356U CN216524356U CN202123139040.9U CN202123139040U CN216524356U CN 216524356 U CN216524356 U CN 216524356U CN 202123139040 U CN202123139040 U CN 202123139040U CN 216524356 U CN216524356 U CN 216524356U
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Abstract
The application relates to an electronic tags weighing system relates to the field of inventory management, including the product box, the product box is used for loading and treats the work piece of using, includes: the weighing module is used for placing the product box on and comprises a detection circuit, and the detection circuit is used for detecting the weight of the detected workpiece and outputting a weight signal; the comparison module comprises a comparator, is in signal connection with the detection circuit, compares the weight signal output by the detection circuit with a preset signal and outputs a comparison signal; the control module comprises a controller, a comparator and a comparator, wherein the controller is in signal connection with the comparator and responds to the comparison signal to output a control signal; the prompting module comprises a prompting device which is in signal connection with the controller and responds to a control signal to start or close a prompting function; when the signal detected by the detection circuit is smaller than the preset signal, the controller starts the prompter. The method has the effect of reducing errors and errors in the picking process.
Description
Technical Field
The application relates to the field of inventory management, in particular to an electronic tag weighing system.
Background
Warehouse storage management plays a crucial role in the whole supply chain of an enterprise, and if correct goods feeding, inventory control and delivery cannot be guaranteed, the management cost is increased, the service quality is difficult to guarantee, and the competitiveness of the enterprise is affected. Traditional simple and static warehousing management cannot guarantee efficient utilization of various resources of enterprises. The warehouse operation and the inventory control operation are complicated and diversified, and the time and the labor are wasted, the mistakes are easy to make, and huge losses are brought to enterprises only by manual memory and manual input.
In view of the above related technologies, the inventor considers that the efficiency and precision of the current manual picking mode are not high enough, some picking errors exist, and particularly, the problem that the picking errors easily occur due to the fact that the weight and the volume of some precise workpieces are small is solved.
SUMMERY OF THE UTILITY MODEL
In order to reduce the error that appears in the goods-picking process, this application provides an electronic tags weighing system.
The application provides an electronic tags weighing system adopts following technical scheme:
an electronic label weighing system comprising a product cassette for carrying a workpiece to be used, comprising:
the product box is placed on the weighing module, the weighing module comprises a detection circuit, and the detection circuit is used for detecting the weight of a detected workpiece and outputting a weight signal;
the comparison module comprises a comparator, is in signal connection with the detection circuit, compares the weight signal output by the detection circuit with a preset signal and outputs a comparison signal;
the control module comprises a controller, is in signal connection with the comparator and responds to the comparison signal to output a control signal;
the prompting module comprises a prompting device which is in signal connection with the controller and responds to a control signal to start or close a prompting function;
when the signal detected by the detection circuit is smaller than a preset signal, the controller starts the prompter.
By adopting the technical scheme, the workpiece is weighed by the detection circuit, and the detection circuit can obtain a weight signal and output the weight signal to the comparison module; the comparison module can output an instruction to the control module after comparing the weight signal with a preset signal; the control module enables the prompt module to be started, so that the weight of the rest workpieces of the workers can be obtained in time. When the quality in the product box changes within a certain range, a prompt signal can be generated to remind a worker, so that the probability of errors and errors in the picking process can be reduced.
Preferably, the detection circuit comprises a first resistor R1 and a pressure sensor BP, the first resistor R1 and the pressure sensor BP are in signal connection, and the signal of a connection point a between the first resistor R1 and the pressure sensor BP is connected to the comparator U1.
By adopting the technical scheme, the resistor R1 and the pressure sensor BP are connected in series to divide the pressure, when the number of workpieces is continuously reduced, the divided pressure of the pressure sensor BP is reduced, the divided pressure of the resistor R1 is increased, and the pressure sensor BP generates different weight signals and outputs the weight signals.
Preferably, an input end of the comparator U1 is connected to a reference signal output circuit in a signal manner, and the reference signal output circuit outputs a preset signal; the other input end of the comparator U1 is in signal connection with the output end of the detection circuit, the output end of the comparator U1 is in signal connection with the controller, and the output end of the comparator U1 outputs a comparison signal to the controller.
Through adopting above-mentioned technical scheme, the weight signal that the comparison circuit exported the detection circuitry compares with preset signal to export the comparison result to the controller, the controller of being convenient for can discern the comparison signal that the comparator exported.
Preferably, a signal conversion circuit is connected between the comparator U1 and the connection point a in a signal mode, the signal conversion circuit includes a proportional amplifier, an input end of the proportional amplifier is connected with the connection point a in a signal mode, and an output end of the proportional amplifier is connected with the comparator U1 in a signal mode.
By adopting the technical scheme, the weight signal is proportionally amplified or reduced through the proportional amplifier, so that the comparator U1 can compare the weight signal, namely the comparator U1 can identify the weight signal more easily.
Preferably, the controller is configured as an NPN triode Q, a base signal of the NPN triode Q is connected to the output end of the comparator U1, and an emitter signal of the NPN triode Q is connected to the prompter.
By adopting the technical scheme, when the comparison signal is a high-level signal, the NPN triode Q is conducted, and the prompter responds; when the comparison signal is a low level signal, the NPN triode Q is disconnected, and the prompter does not respond.
Preferably, when a plurality of detection circuits are provided, each detection circuit corresponds to one comparator U1;
the output end signals of a plurality of comparators U1 are connected to the same logic gate circuit, and the output end signals of the logic gate circuit are connected to the controller.
By adopting the technical scheme, the comparison results output by the plurality of comparators U1 are comprehensively processed by the logic gate circuit, so that the controller receives a signal and is convenient for quickly responding.
Preferably, the prompter is provided with a buzzer HA, one end of the buzzer HA is in signal connection with an emitter of the NPN triode Q1, and the other end of the buzzer HA is grounded.
By adopting the technical scheme, when the signal detected by the detection circuit is lower and lower, the buzzer HA outputs the alarm signal to remind the worker.
Preferably, the prompter is provided with a warning lamp D, one end of the warning lamp D is in signal connection with an emitting electrode of the NPN triode Q1, and the other end of the warning lamp D is grounded.
Through adopting above-mentioned technical scheme, when the signal that detection circuitry detected was more and more low, warning light D output alarm signal reminded the staff.
In summary, the present application includes at least one of the following beneficial technical effects:
the weight of the residual workpieces can be timely reminded to the staff, when the quality in the product box changes within a certain range, a prompt signal can be generated to remind the staff, and therefore errors and errors in the goods picking process are reduced;
can be through the warning suggestion device suggestion staff of difference, make work more convenient.
Drawings
FIG. 1 is a circuit diagram of an embodiment of the present application;
fig. 2 is a circuit diagram of a logic gate circuit.
Reference numerals: 1. a weighing module; 2. a comparison module; 21. a signal conversion circuit; 22. a logic gate circuit; 3. a control module; 4. and a prompt module.
Detailed Description
The present application is described in further detail below with reference to fig. 1-2.
The embodiment of the application discloses electronic tags weighing system.
Referring to fig. 1, the electronic tag weighing system includes a weighing module 1, a comparison module 2, a control module 3, and a prompt module 4. When the signal that weighing module 1 detected is less than the preset signal of comparison module 2, control module 3 will control suggestion module 4 and start to remind the staff.
The weighing module 1 is used for acquiring the weight of the product box in real time to acquire a weight signal of the current remaining workpiece, so that the product box is placed on the weighing module 1. The weighing module 1 comprises a detection circuit for detecting the weight of the workpiece and outputting a weight signal.
In detail, the detection circuit comprises a first resistor R1 and a pressure sensor BP, one end of the first resistor R1 is connected to a power signal, and the other end is connected to the pressure sensor BP through a signal, at this time, a voltage signal of a connection point a between the first resistor R1 and the pressure sensor BP is a weight signal detected by the pressure sensor BP, and therefore, the connection point a is connected to the comparison module 2 through a signal.
Since the first resistor R1 and the pressure sensor BP are connected in series to divide the voltage, when the number of workpieces is decreased, the divided voltage of the pressure sensor BP will decrease, the divided voltage of the first resistor R1 will increase, and the pressure sensor BP will generate and output a different weight signal.
Further, the comparing module 2 includes a signal converting circuit 21 and a comparator U1 which are connected in sequence.
The signal conversion circuit 21 includes a proportional amplifier, which in the embodiment of the present application is configured as an inverting amplifier U2, an inverting input terminal of the inverting amplifier U2 is signal-connected to the connection point a, a non-inverting input terminal of the inverting amplifier U2 is connected to a resistor, and an output terminal of the inverting amplifier U2 is signal-connected to an inverting input terminal of a comparator U1.
Further, a non-inverting input terminal of the comparator U2 receives a preset signal, the comparator U2 compares signals at two input terminals, and the comparator U1 outputs a comparison signal. The preset signal is output by a reference signal output circuit, and the reference signal output circuit is mainly composed of a variable resistor.
When the pressure sensor BP detects that the weight is reduced, different detection signals are generated, the voltage division of the resistor R1 is reduced, so that the inverting amplifier U2 proportionally amplifies and outputs the signal of the connection point a, and then when the output signal of the inverting amplifier U2 is smaller than a preset signal, the output signal of the comparator U1 changes from a low level signal to a high level signal.
Referring to fig. 1 and 2, in order to obtain more accurate weight signals, a plurality of pressure sensors BP may be provided, each pressure sensor BP is connected to a comparator U1, and the same logic gate circuit 22 is provided between a plurality of comparators U1 and the control module 3.
The logic gate circuit 22 includes a plurality of layers of logic gates connected in sequence by signals, the first logic gate is an or gate N1, two input terminals of the or gate N1 are respectively connected with the output terminals of two physically adjacent comparators U1 by signals, and the number = [ the number of comparators U1/2 ]. The second-level logic gate is also an or gate N2, two input terminals of the or gate N2 are respectively connected to the output terminals of two or gates N1, and the number = [ the number/2 of the or gates N1 ], and so on.
And the last layer of logic gate is an AND gate N, and two input ends of the AND gate N are in signal connection with output ends of two OR gates of the previous layer of logic gate or in signal connection with an output end of the previous layer of logic gate and an output end of an independent OR gate of the previous two layers of logic gates.
In the following, only one pressure sensor BP is provided, and if a plurality of pressure sensors BP are provided, the connection of the pressure sensors BP is replaced by the chassis with the door N.
Referring to fig. 1, the control module 3 may be configured as an NPN transistor Q in the embodiment of the present application, a base signal of the NPN transistor Q is connected to the output terminal of the comparator U1, an emitter signal of the NPN transistor Q is connected to the prompting module 4, and a collector of the NPN transistor Q is connected to the power signal. When the input signal of the NPN transistor Q is high, the NPN transistor Q is turned on.
Referring to fig. 1, the prompt module 4 includes at least one of a buzzer HA and a warning lamp D. The buzzer HA is in signal connection with an emitting electrode of the NPN triode Q, and the other end of the buzzer HA is grounded. The warning lamp D can be connected with the buzzer HA in parallel or in series.
When the signal detected by the pressure sensor BP becomes weaker and weaker, the buzzer HA and the warning lamp D can both send out alarm signals (here, acoustic signals and/or optical signals) to remind the staff. Warning light D and bee calling organ HA are parallelly connected, can play the effect that multiple warning promoted to when the noise is great on every side, bee calling organ HA's sound is difficult to received by the staff, consequently can judge through warning light D.
The implementation principle of the electronic tag weighing system in the embodiment of the application is as follows: the workpiece is weighed through the pressure sensor BP, the detection circuit can obtain a weight signal and output the weight signal to the comparison module 2, the comparison module 2 can output the comparison signal to the control module 3 after comparing the weight signal with a preset signal, and the control module 3 enables the prompt module 4 to be started, so that the weight of the residual workpiece of a worker can be timely lifted. When the quality in the product box changes in a certain range, a prompt signal can be generated to remind a worker, so that errors and errors in the picking process can be reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. An electronic label weighing system, including a product box for loading a workpiece to be used, comprising:
the product box is placed on the weighing module (1), the weighing module (1) comprises at least one detection circuit, and the detection circuit is used for detecting the weight of a detected workpiece and outputting a weight signal;
the comparison module (2) comprises a comparator U1 which is in signal connection with the detection circuit, compares the weight signal output by the detection circuit with a preset signal and outputs a comparison signal;
a control module (3) comprising a controller, signally connected to the comparator, and responsive to the comparison signal to output a control signal;
the prompting module (4) comprises a prompting device which is in signal connection with the controller and responds to a control signal to start or close a prompting function;
when the signal detected by the detection circuit is smaller than a preset signal, the controller starts the prompter.
2. The electronic tag weighing system of claim 1, wherein: the detection circuit comprises a first resistor R1 and a pressure sensor BP, the first resistor R1 is in signal connection with the pressure sensor BP, and the signal of a connection point a between the first resistor R1 and the pressure sensor BP is connected with the comparator U1.
3. The electronic tag weighing system of claim 2, wherein: an input end of the comparator U1 is in signal connection with a reference signal output circuit, and the reference signal output circuit outputs a preset signal; the other input end of the comparator U1 is in signal connection with the connection point a, the output end of the comparator U1 is in signal connection with the controller, and the output end of the comparator U1 outputs a comparison signal to the controller.
4. The electronic tag weighing system of claim 3, wherein: a signal conversion circuit (21) is connected between the comparator U1 and the connection point a in a signal mode, the signal conversion circuit (21) comprises a proportional amplifier, the input end of the proportional amplifier is connected with the connection point a in a signal mode, and the output end of the proportional amplifier is connected with the comparator U1 in a signal mode.
5. The electronic tag weighing system of claim 1, wherein: the controller is configured as an NPN triode Q, a base electrode signal of the NPN triode Q is connected to the output end of the comparator U1, and an emitter electrode signal of the NPN triode Q is connected to the prompter.
6. The electronic tag weighing system of claim 1, wherein: when the detection circuits are provided in plurality, each detection circuit corresponds to one comparator U1;
the output end signals of a plurality of comparators U1 are connected to the same logic gate circuit (22), and the output end signal of the logic gate circuit (22) is connected to the controller.
7. The electronic tag weighing system of claim 1, wherein: the prompter is provided with a buzzer HA, one end of the buzzer HA is in signal connection with an emitting electrode of the NPN triode Q1, and the other end of the buzzer HA is grounded.
8. The electronic tag weighing system of claim 1, wherein: the prompter is provided with a warning lamp D, one end of the warning lamp D is in signal connection with an emitting electrode of the NPN triode Q1, and the other end of the warning lamp D is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123139040.9U CN216524356U (en) | 2021-12-14 | 2021-12-14 | Electronic tag weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123139040.9U CN216524356U (en) | 2021-12-14 | 2021-12-14 | Electronic tag weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524356U true CN216524356U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123139040.9U Active CN216524356U (en) | 2021-12-14 | 2021-12-14 | Electronic tag weighing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524356U (en) |
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2021
- 2021-12-14 CN CN202123139040.9U patent/CN216524356U/en active Active
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