CN215379295U - Be applied to magnetic navigation AGV's circuit connection board - Google Patents
Be applied to magnetic navigation AGV's circuit connection board Download PDFInfo
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- CN215379295U CN215379295U CN202023133024.4U CN202023133024U CN215379295U CN 215379295 U CN215379295 U CN 215379295U CN 202023133024 U CN202023133024 U CN 202023133024U CN 215379295 U CN215379295 U CN 215379295U
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Abstract
The utility model discloses a circuit connecting plate applied to a magnetic navigation AGV, which comprises a circuit board body, and a transmission module, a CAN bus module and a control module which are arranged on the circuit board body.
Description
Technical Field
The utility model relates to the field of industrial robots, in particular to a circuit connecting plate applied to a magnetic navigation AGV.
Background
The current common AGV navigation mode can be divided into a laser navigation AGV, a magnetic navigation AGV and a visual navigation AGV. The magnetic navigation AGV is simple to control, low in cost and high in anti-interference capacity, and therefore can work in various environments and is most widely applied. The three-color lamp and the obstacle avoidance sensor are all indispensable parts of the existing magnetic navigation AGV, so that the three-color lamp module and the obstacle avoidance module are necessary modules of the AGV circuit control device. Among the current AGV, the tricolor light module, keep away the barrier module and pass through the IO mouth with the mainboard and be connected, can not only put in the position that is close to the tricolor light, keeps away components and parts such as barrier because of the position that the mainboard was placed, lead to this part pencil to lead to the mainboard from locomotive or rear of a vehicle position always. Therefore, the AGV is more in number of wire harnesses, the situation that the wire grooves are full sometimes occurs, attractiveness is affected, the difficulty of line troubleshooting is improved, and meanwhile, due to the fact that the lengths of the partial wire harnesses are longer, the fact that the wire is re-routed when the AGV is replaced is very troublesome.
According to the above, the existing circuit connection board applied to the magnetic navigation AGV needs to be further optimized.
Disclosure of Invention
The utility model aims to provide a circuit connecting plate applied to a magnetic navigation AGV, which is applied to the connection of a three-color lamp module, an obstacle avoidance module and a main control board, can reduce wiring harnesses connected to the main control board, simplifies the wiring of the main control board, reduces the wiring difficulty and facilitates the daily maintenance of an AGV control circuit.
In order to realize the purpose, the utility model adopts the following technical scheme:
the circuit connecting board comprises a circuit board body, and a transmission module, a CAN bus module and a control module which are arranged on the circuit board body, wherein the transmission module is used for being electrically connected with a tri-color lamp module and an obstacle avoidance module of the AGV; and the CAN bus module is used for receiving a signal sent by the main control board, and sending the signal to the transmission module and the obstacle avoidance module through the transmission module.
Compared with the prior art, the circuit connecting plate CAN be applied to the electric control equipment of the AGV, the circuit connecting plate CAN be arranged at the position close to the three-color lamp module and the obstacle avoidance module and used for realizing the signal transmission of the three-color lamp module, the obstacle avoidance module and the main control board, the CAN bus module is arranged, the control module CAN send received parallel data signals to the main control board through the CAN bus module in a serial data transmission mode, so that the interface occupancy rates of the three-color lamp module and the obstacle avoidance module on the main control board are reduced, the number of wire harnesses and the length of each wire harness are reduced, the wiring design is optimized, the wiring difficulty is reduced, and the daily maintenance is facilitated.
Preferably, the transmission module includes an input module and an output module, the control module includes a plurality of signal receiving interfaces and signal transmitting interfaces, the input module is used for being electrically connected with the signal transmitting interfaces of the tri-color lamp module and the obstacle avoidance module, the output module is used for being electrically connected with the signal receiving interfaces of the tri-color lamp module and the obstacle avoidance module, the signal receiving interface of the control module is electrically connected with the input module, and the signal transmitting interface is electrically connected with the output module. In the scheme, the input module is used for receiving signals sent by the three-color lamp module and the obstacle avoidance module and forwarding the signals to the control module, and the output module is used for sending the signals processed by the control module to the corresponding three-color lamp module and the obstacle avoidance module.
Preferably, the input module comprises a plurality of signal input circuits.
Preferably, the signal input circuit comprises a photoelectric coupler, an input end of the photoelectric coupler is electrically connected with the signal sending interface, and an output end of the photoelectric coupler is electrically connected with the signal receiving interface of the control module. The photoelectric coupler has the advantages that the input and the output of the photoelectric coupler are isolated, the main control module is protected, and the stability of signal transmission can be improved.
Preferably, the output module comprises a plurality of signal output circuits, each signal output circuit is provided with a first connecting end and a second connecting end, the first connecting end is electrically connected with the signal sending interface of the control module, and the second connecting end is used for being connected with the signal receiving interface of the three-color lamp module or the obstacle avoidance module. In this scheme, the control module transmits a signal to a corresponding signal output circuit to turn on the circuit, so that the circuit transmits an electric signal to a corresponding signal receiving interface.
For promoting wiring efficiency, still include a plurality of connecting terminal, transmission module passes through connecting terminal and tricolor light module, keeps away the barrier module and is connected, CAN bus module passes through connecting terminal and is connected with the main control board.
Preferably, the system also comprises a dial module, the control module is provided with an address interface corresponding to the dial module, and the dial module is electrically connected with the address interface.
Preferably, the control module comprises STM32F103C/R/V/T _8/B _48PIN type chips.
Preferably, the dial-up module is an RV4A-16R-V-B coding switch.
Preferably, the CAN bus module comprises an SN65HVD230 chip.
Drawings
FIG. 1 is a functional block diagram of the present invention;
fig. 2 is a circuit diagram of a signal input circuit;
fig. 3 is a circuit diagram of a signal output circuit;
fig. 4 is a circuit diagram of a CAN bus module.
Description of reference numerals:
the photoelectric coupler U1, first current limiting resistor R1, second current limiting resistor R2, field effect transistor Q1, diode D1, third current limiting resistor R3, insurance resistance F1.
Detailed Description
The technical scheme of the utility model is further explained according to the attached drawings:
as shown in fig. 1, the circuit connection board applied to the magnetic navigation AGV of the present invention includes a circuit board body, and a transmission module, a CAN bus module and a control module which are arranged on the circuit board body, wherein the transmission module is used for being electrically connected with a tri-color lamp module and an obstacle avoidance module of the AGV, the CAN bus module is electrically connected with a main control board of the AGV, and the control module is respectively electrically connected with the transmission module and the CAN bus module, so as to receive signals sent by the tri-color lamp module and the obstacle avoidance module through the transmission module, and forward the signals to the main control board through the CAN bus module; and the CAN bus module is used for receiving a signal sent by the main control board, and sending the signal to the transmission module and the obstacle avoidance module through the transmission module.
The transmission module comprises an input module and an output module, the control module comprises a plurality of signal receiving interfaces and a plurality of signal sending interfaces, the input module is electrically connected with the tricolor lamp module and each signal sending interface of the obstacle avoidance module, the output module is electrically connected with the tricolor lamp module and each signal receiving interface of the obstacle avoidance module, the signal receiving interface of the control module is electrically connected with the input module, and the signal sending interface of the control module is electrically connected with the output module. In the scheme, the input module is used for receiving signals sent by the three-color lamp module and the obstacle avoidance module and forwarding the signals to the control module, and the output module is used for sending the signals processed by the control module to the corresponding three-color lamp module and the obstacle avoidance module.
As shown in fig. 2, the input module includes a plurality of signal input circuits, each of the signal input circuits includes a first current limiting resistor R1 and a second current limiting resistor R2, an anode of an input end of the photocoupler U1 is connected to the 24V power supply, and a cathode of the photocoupler U1 is electrically connected to a signal sending interface of the tri-color lamp module or the obstacle avoidance module through the first current limiting resistor R1; the positive pole of the output end of the photoelectric coupler U1 is electrically connected with the control module through a second current-limiting resistor R2, and the negative pole is grounded. The photoelectric coupler U1 of the scheme has the function of input and output isolation, has the protection effect on the main control module, and can improve the stability of signal transmission.
In one embodiment, the optocoupler U1 is a PS2801-4 type chip.
In addition to the above, the signal input circuit may also be an existing conventional circuit applied to circuit signal transmission.
The output module comprises a plurality of signal output circuits, each signal output circuit is provided with a first connecting end and a second connecting end, the first connecting end is electrically connected with the signal sending interface of the control module, and the second connecting end is used for being connected with the signal receiving interface of the tricolor lamp module or the obstacle avoidance module. In this scheme, the control module transmits a signal to a corresponding signal output circuit to turn on the circuit, so that the circuit transmits an electric signal to a corresponding signal receiving interface.
As shown in fig. 3, in an embodiment, the signal output circuit includes a field effect transistor Q1, a diode D1, a third current limiting resistor R3, and a safety resistor F1, a gate of the field effect transistor Q1 is connected to one end of the third current limiting resistor R3, the other end of the third current limiting resistor R3 is a second connection end, a drain of the field effect transistor is connected to an anode of the diode D1, an anode of the diode D1 is connected to the 24V power supply, a source of the field effect transistor Q1 is grounded, one end of the safety resistor F1 is connected in parallel to a drain of the field effect transistor Q1, and the other end is a second connection end.
In one embodiment, the fet Q1 is a fet Q1 of type 2SK 3483.
In addition to the above, the signal output circuit can also be an existing conventional circuit applied to circuit signal transmission.
For promoting wiring efficiency, still include a plurality of connecting terminal, transmission module passes through connecting terminal and tricolor light module, keeps away the barrier module and is connected, CAN bus module passes through connecting terminal and is connected with the main control board.
The control module is provided with an address interface corresponding to the dial module, and the dial module is electrically connected with the address interface.
The control module comprises STM32F103C/R/V/T _8/B _48PIN type chips.
The dial module is an RV4A-16R-V-B type coding switch.
As shown in fig. 4, the CAN bus module includes an SN65HVD230 chip, a VDD interface of the SN65HVD230 chip is connected to a 3.3V power supply, a VSS interface, and an Rs interface, and a TXD interface and an RXD interface are connected to the inside of the connection terminal, so as to be electrically connected to corresponding interfaces of the main control board through the connection terminal, and a CANH interface and a CANL interface are electrically connected to corresponding interfaces of the control module.
In addition to the above, the CAN bus module may be an existing CAN bus module.
Compared with the prior art, the circuit connecting plate CAN be applied to an electric control device of an AGV and used for realizing signal transmission of the three-color lamp module, the obstacle avoidance module and the main control board, the CAN bus module is arranged, the control module CAN send received parallel data signals to the main control board in a serial data transmission mode through the CAN bus module, and therefore the interface occupancy rate of the three-color lamp module and the obstacle avoidance module on the main control board is reduced, the number of wire harnesses and the length of each wire harness are reduced, the wiring design is optimized, the wiring difficulty is reduced, and the daily maintenance is facilitated.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. Be applied to magnetic navigation AGV's circuit connection board, its characterized in that: the AGV comprises a circuit board body, and a transmission module, a CAN bus module and a control module which are arranged on the circuit board body, wherein the transmission module is used for being electrically connected with a three-color lamp module and an obstacle avoidance module of the AGV, the CAN bus module is electrically connected with a main control board of the AGV, and the control module is respectively electrically connected with the transmission module and the CAN bus module so as to receive signals sent by the three-color lamp module and the obstacle avoidance module through the transmission module and forward the signals to the main control board through the CAN bus module;
and the CAN bus module is used for receiving a signal sent by the main control board, and sending the signal to the transmission module and the obstacle avoidance module through the transmission module.
2. Circuit connection board for magnetic navigation AGV according to claim 1, characterized in that: the transmission module comprises an input module and an output module, the control module comprises a plurality of signal receiving interfaces and a plurality of signal sending interfaces, the input module is electrically connected with the three-color lamp module and each signal sending interface of the obstacle avoidance module, the output module is electrically connected with the three-color lamp module and each signal receiving interface of the obstacle avoidance module, the signal receiving interface of the control module is electrically connected with the input module, and the signal sending interface of the control module is electrically connected with the output module.
3. Circuit connection board for magnetic navigation AGV according to claim 2, characterized in that: the input module comprises a plurality of signal input circuits.
4. Circuit connection board for magnetic navigation AGV according to claim 3, characterized in that: the signal input circuit comprises a photoelectric coupler, the input end of the photoelectric coupler is electrically connected with the signal sending interface, and the output end of the photoelectric coupler is electrically connected with the signal receiving interface of the control module.
5. Circuit connection board for magnetic navigation AGV according to claim 2, characterized in that: the output module comprises a plurality of signal output circuits, each signal output circuit is provided with a first connecting end and a second connecting end, the first connecting end is electrically connected with the signal sending interface of the control module, and the second connecting end is used for being connected with the signal receiving interface of the tricolor lamp module or the obstacle avoidance module.
6. Circuit connection board for magnetic navigation AGV according to any of claims 1 to 5, characterized in that: still include a plurality of connecting terminal, transmission module passes through connecting terminal and tricolor light module, keeps away the barrier module and is connected, CAN bus module passes through connecting terminal and is connected with the main control board.
7. Circuit connection board for magnetic navigation AGV according to claim 1, characterized in that: the control module is provided with an address interface corresponding to the dial module, and the dial module is electrically connected with the address interface.
8. Circuit connection board for magnetic navigation AGV according to any of claims 1 to 5 or 7, characterized in that: the control module is an STM32F103C/R/V/T _8/B _48PIN type chip.
9. Circuit connection board for magnetic navigation AGV according to claim 7, characterized in that: the dial module is an RV4A-16R-V-B type coding switch.
10. Circuit connection board for magnetic navigation AGV according to claim 8, characterized in that: the CAN bus module comprises an SN65HVD230 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133024.4U CN215379295U (en) | 2020-12-23 | 2020-12-23 | Be applied to magnetic navigation AGV's circuit connection board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133024.4U CN215379295U (en) | 2020-12-23 | 2020-12-23 | Be applied to magnetic navigation AGV's circuit connection board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215379295U true CN215379295U (en) | 2021-12-31 |
Family
ID=79600174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023133024.4U Active CN215379295U (en) | 2020-12-23 | 2020-12-23 | Be applied to magnetic navigation AGV's circuit connection board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215379295U (en) |
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2020
- 2020-12-23 CN CN202023133024.4U patent/CN215379295U/en active Active
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