阅读说明：本技术 一种led套件计数系统及控制方法 (LED (light emitting diode) suite counting system and control method ) 是由 李志吉 赵建清 于 2021-07-01 设计创作，主要内容包括：本发明公开了一种LED套件计数系统及控制方法,包括电源单元、控制单元、存储单元和显示单元,所述电源单元、存储单元和显示单元分别与所述控制单元连接,所述控制单元还与设置在生产线上的检测单元连接,所述电源单元还与外部的电源接口座连接；其效果是：利用在生产线上设置的检测单元,在有产品通过时,触发系统进行计数和存储,并将计数的结果通过显示单元进行显示,以实现方便获取准确的生产数据,便于进行生产管理。(The invention discloses a counting system and a control method of an LED (light emitting diode) suite, and the counting system comprises a power supply unit, a control unit, a storage unit and a display unit, wherein the power supply unit, the storage unit and the display unit are respectively connected with the control unit; the effect is as follows: the detection unit that utilizes to set up on the production line when having the product to pass through, triggers the system and counts and save to show the result of counting through the display element, in order to realize conveniently obtaining accurate production data, be convenient for carry out production management.)

1. The counting system for the LED external members is characterized by comprising a power supply unit, a control unit, a storage unit and a display unit, wherein the power supply unit, the storage unit and the display unit are respectively connected with the control unit, the control unit is also connected with a detection unit arranged on a production line, and the power supply unit is also connected with an external power interface seat.

2. The LED kit counting system of claim 1, wherein said power supply unit comprises a first power supply module, and a second power supply module connected to said first power supply module.

3. The LED package counting system of claim 2, wherein the first power module is a DC-DC power module and the second power module is a regulated power module.

4. The LED suite counting system according to claim 3, wherein the control unit comprises a control chip and peripheral circuits thereof.

5. An LED suite counting system according to claim 4, wherein the memory unit comprises a memory chip and is connected to the control chip via an auxiliary communication interface.

6. The LED suite counting system according to claim 4, wherein the display unit comprises a driving chip and a nixie tube, and the driving chip is respectively connected with the control chip and the nixie tube.

7. An LED set counting system according to any one of claims 1 to 6, further comprising an interface unit for connection with an external indicating device, said interface unit being connected to said control unit.

8. A control method of a counting system, which is applied to the LED set counting system of claim 1, the method comprising:

the control unit acquires the sensing signal of the detection unit; the induction signal is generated by triggering the detection unit arranged on the production line through the LED suite;

the control unit responds to the induction signals, counts and accumulates the induction signals generated each time, and stores the induction signals by using the storage unit;

the control unit transmits the obtained accumulated value to the display unit for real-time display.

9. The control method of a counting system as claimed in claim 8, wherein after power-off, the data is stored in the EEPROM of the memory unit, and when power-on next time, the data is automatically loaded.

Technical Field

The invention relates to the technical field of production counting, in particular to a counting system and a control method for an LED (light emitting diode) suite.

Background

Currently, in the production of the kit of the LED display screen, the product needs to be effectively counted. Because the automatic production line is long, the production links are more, and the problem that the statistical data is inaccurate or the production data of any link cannot be acquired can occur.

Therefore, a solution to solve the above problems is needed to facilitate production management and obtain more detailed and accurate production data.

Disclosure of Invention

Aiming at the defects in the prior art, the embodiment of the invention aims to provide an LED suite counting system and a control method, which can conveniently obtain accurate production data.

In order to achieve the purpose, the invention is realized by the following technical scheme:

in a first aspect, an embodiment of the present invention provides an LED kit counting system, including a power supply unit, a control unit, a storage unit, and a display unit, where the power supply unit, the storage unit, and the display unit are respectively connected to the control unit, the control unit is further connected to a detection unit disposed on a production line, and the power supply unit is further connected to an external power interface seat.

As an optional implementation manner of the present application, the power supply unit includes a first power supply module, and a second power supply module connected to the first power supply module.

As an alternative embodiment of the present application, the first power module employs a DC-DC power module, and the second power module employs a regulated power supply module.

As a preferred embodiment of the present application, the control unit includes a control chip and its peripheral circuits.

As a preferred embodiment of the present application, the storage unit includes a storage chip and is connected to the control chip through an auxiliary communication interface.

As a preferred embodiment of the present application, the display unit includes a driving chip and a nixie tube, and the driving chip is connected to the control chip and the nixie tube, respectively.

As a preferred embodiment of the present application, the LED kit counting system further includes an interface unit for connecting with an external indicating device, and the interface unit is connected with the control unit.

In a second aspect, an embodiment of the present invention further provides a control method of a counting system, which is applied to the LED suite counting system in the first aspect, where the method includes:

the control unit acquires the sensing signal of the detection unit; the induction signal is generated by triggering the detection unit arranged on the production line through the LED suite;

the control unit responds to the induction signals, counts and accumulates the induction signals generated each time, and stores the induction signals by using the storage unit;

the control unit transmits the obtained accumulated value to the display unit for real-time display.

As an alternative embodiment of the present application, after power off, the data will be stored in the EEPROM of the storage unit, and when the EEPROM is turned on next time, the data will be automatically loaded.

By adopting the technical scheme, the method has the following advantages: according to the LED suite counting system and the control method, the detection unit arranged on the production line is utilized, when a product passes through the system, the system is triggered to count and store, and the counting result is displayed through the display unit, so that accurate production data can be conveniently obtained, and production management is facilitated.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below.

FIG. 1 is a schematic diagram of an LED suite counting system according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a control unit according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the connection of the detecting unit in the embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a memory cell according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a driving chip according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a nixie tube according to an embodiment of the present invention;

fig. 7 is a flowchart of a control method of a counting system according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Referring to fig. 1 to 6, an embodiment of the present invention provides an LED kit counting system, including a power supply unit, a control unit, a storage unit, and a display unit, where the power supply unit, the storage unit, and the display unit are respectively connected to the control unit, the control unit is further connected to a detection unit disposed on a production line, and the power supply unit is further connected to an external power interface seat.

The power supply unit comprises a first power supply module and a second power supply module connected with the first power supply module.

The first power supply module adopts a DC-DC power supply module, the second power supply module adopts a voltage-stabilized power supply module, the AC-DC power supply module adopts LM2576, and the DC-DC power supply module adopts 1117-5.0V.

Specifically, the first power supply module is connected with an external power supply interface seat, the on-off of a power supply can be controlled through a switch, a diode is used for preventing reverse connection, the voltage is filtered by the power supply and then sent to an LM2576 to be converted, the DC-DC module is a DC-DC module, the maximum input power supply of 37V and the output current of 3A finally output voltage which is approximately 5V through a peripheral L1 inductor, and the voltage is sent to 1117-5.0V, so that the 1117 is not damaged due to the fact that the external power supply voltage is too high.

Further, referring to fig. 2, the control unit includes a control chip and its peripheral circuits; the control unit comprises a control chip and a peripheral circuit thereof.

The control chip adopts STC90C58RD, and its peripheral circuit includes crystal oscillator circuit and reset circuit.

As shown in fig. 3, the detection unit adopts a laser correlation sensor; when the laser tube is used, the transmitting laser tube is fixed at a position needing to be installed in the production process, the receiving tube is fixed on the opposite side, the receiving lens of the receiving tube is just aligned to the transmitted light beam, the switching value signal of the receiving tube is connected to the interface end of the control unit, and after the laser tube is installed, the product verification of an entity can be used for counting.

Meanwhile, referring to fig. 4, the memory unit is formed by an AT24C64 core, the EEPROM can be erased, the 128KB memory capacity can be selected according to the memory requirement, and the counting format is single and simple, so that it is enough to select 32K memory data; the connection with the control chip is realized by additionally arranging a filter capacitor and 2 communication signal pull-up resistors through a communication interface of the controller;

referring to fig. 5 and 6, the display unit includes a driving chip and a nixie tube, and the driving chip is connected to the control chip and the nixie tube respectively; it should be noted that two nixie tubes are taken as an example for illustration, and the structures of the other nixie tubes are the same as the pins to be connected, and are not described herein again.

Specifically, the driving chip adopts TM1628, in this embodiment, a four-digit nixie tube, an additional key and the like are adopted, the TM1628 is a special circuit chip for driving and controlling an LED (light emitting diode display) with a keyboard scanning interface, an MCU digital interface, a data latch, an LED high-voltage driver, a keyboard scanning circuit and the like are integrated inside the TM1628, the external key is used for operations such as zero clearing and counting, and digital display is clear and conspicuous.

Further, in order to improve the compatibility and the expandability of the scheme, the LED suite counting system further comprises an interface unit connected with an external indicating device, and the interface unit is connected with the control unit.

Specifically, the interface unit comprises more external interfaces, indicator lamps, alarms and the like.

According to the technical scheme, the detection unit is utilized to trigger the system to count the LED external members, when the system is used, the power can be cut off, and data can be stored in the EEPROM; when the system is switched on next time, data can be automatically loaded, when zero clearing is needed, the key additionally arranged on the driving chip is triggered, zero clearing can be completed, accurate production data can be conveniently obtained, and meanwhile, subsequent production management is facilitated.

Based on the same inventive concept as described above, referring to fig. 7, an embodiment of the present invention further provides a control method of a counting system, which is applied to the LED suite counting system described above, where the method includes:

s101, a control unit acquires an induction signal of a detection unit; the sensing signal is generated by triggering the detection unit arranged on the production line through the LED suite.

Specifically, the detection unit adopts a laser correlation sensor; when the device is applied, the transmitting laser tube is fixed at a position needing to be installed in the production process, the receiving tube is fixed in the opposite direction, the receiving lens of the receiving tube is just aligned to the transmitted light beam, the switching value signal of the receiving tube is connected to the interface end of the control unit, and the production line is used for producing the LED suite.

And S102, the control unit responds to the induction signals, counts and accumulates the induction signals generated each time, and stores the induction signals by using the storage unit.

Specifically, when a product passes through the blocked light beam, the value is not increased, but when the object leaves the light beam, the counting is increased by one, so that one counting is finished, then the next product is waited for, and the process is repeated.

And S103, the control unit transmits the obtained accumulated value to a display unit for real-time display.

Specifically, the display unit comprises a driving chip and a nixie tube, wherein the driving chip is respectively connected with the control chip and the nixie tube;

further, after power is off, data is stored in the EEPROM of the memory cell, and when the memory cell is turned on next time, data is automatically loaded.

In another embodiment, on the basis of the scheme, zero clearing can be performed through a key additionally arranged on the driving chip, and when zero clearing is needed, the corresponding key for pressing K is triggered, so that zero clearing can be completed.

It should be noted that, for more detailed description of each step in the foregoing method embodiments, reference may be made to the description of the foregoing system embodiments, and details are not described herein again.

Above-mentioned scheme utilizes the detecting element who sets up on the production line, when having the product to pass through, triggers the system and counts and save to show the result of counting through the display element, in order to realize conveniently obtaining accurate production data, be convenient for carry out production management.

While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention.