CN219372316U - Circuit board for controlling AGV lifting driving motor - Google Patents
Circuit board for controlling AGV lifting driving motor Download PDFInfo
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- CN219372316U CN219372316U CN202222547834.7U CN202222547834U CN219372316U CN 219372316 U CN219372316 U CN 219372316U CN 202222547834 U CN202222547834 U CN 202222547834U CN 219372316 U CN219372316 U CN 219372316U
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Abstract
The utility model discloses a circuit board for controlling an AGV lifting driving motor, which comprises a circuit board body and a relay control module, wherein the relay control module comprises a first relay and a second relay, a coil of the first relay is electrically connected with a signal output interface of a main control board, a normally open end and a normally closed end of a control switch of the first relay are respectively used for being electrically connected with an upper limit switch and a lower limit switch, a coil of the second relay is electrically connected with a public end of the first relay, and the control switch of the relay is connected in series on a power supply circuit of the lifting driving motor. Compared with the prior art, the circuit board of this scheme receives the signal of main control board through the coil of first relay, can independently control elevator motor work, consequently, control an elevator driving motor, only need a pair of IO mouth, control couple, drive wheel go up and down only need 2 to the IO mouth, reduce its IO mouth to the main control board and occupy the number to reduce control system's transformation degree of difficulty.
Description
Technical Field
The utility model relates to the field of industrial robots, in particular to a circuit board for controlling an AGV lifting driving motor.
Background
The current AGV is for realizing AGV automatic lifting function and couple automatic lifting function at least need install two lift driving motor that are used for driving the couple to go up and down, and the lift driving motor of drive wheel lift, and current AGV couple is cam structure, and as long as electrifies always, lift motor just can circulate the reciprocating motion that rises and descends. In actual use, the ascending and descending states of the hook and the drive are required to be known, so that the control motor is stopped in time, therefore, an upper limit detection device and a lower limit detection device are required to be installed, at least 2 pairs of interfaces are required to acquire the signals, and 2 pairs of IO interfaces are required to control the operation of the two motors, and 4 pairs of IO interfaces are required to control the operation of the two motors.
Disclosure of Invention
The utility model aims to solve the problem that the existing control scheme of the lifting driving motor of the AGV occupies a large number of IO ports, and provides a circuit board for auxiliary control of the lifting driving motor.
In order to achieve the above object, the present utility model adopts the following technical scheme:
the utility model provides a control AGV lift driving motor's circuit board, includes circuit board body and relay control module, relay control module includes first relay and second relay, the coil and the signal output interface electricity of main control board of first relay are connected, the open end, the normally closed end of the control switch of first relay are used for being connected with last limit switch, lower limit switch electricity respectively, the coil and the public end electricity of first relay of second relay are connected, the control switch of relay concatenates on lift driving motor's power supply circuit.
The circuit board controls the lifting driving motor through the relay control module, the main control board controls whether the coil of the first relay is electrified or not, and determines the attraction state of the switch of the first relay, so that the normally-open end and the normally-closed end are controlled to be connected with the coil of the second relay, and when the circuit board is actually used, one end of the limit switch can be connected with the relay, and the other end of the limit switch is connected with a power supply, so that whether the coil of the second relay is electrified or not is controlled, and the on-off of the power supply circuit is controlled. Compared with the prior art, the circuit board of this scheme receives the signal of main control board through the coil of first relay, can independently control elevator motor work, consequently, control an elevator driving motor, only need a pair of IO mouth, control couple, drive wheel go up and down only need 2 to the IO mouth, reduce its IO mouth to the main control board and occupy the number to reduce control system's transformation degree of difficulty.
Further, the first relay includes first control switch, the normal open end and the last limit switch electricity of first control switch are connected, the normal close end and the lower limit switch electricity of first control switch are connected, the second relay includes second control switch and third control switch, the normal open end of second, third control switch connects working power supply and ground respectively, and the public end of both is connected with the anodal of motor, negative pole electricity respectively in order to form power supply circuit, the normal close end of both is established ties. In this scheme, when the coil of first relay gets the electricity, the normally open end of first control switch switches on, makes first control switch and last limit switch be connected, and first control switch passes through last limit switch and power connection, and the coil of second relay gets the electricity, and lifting drive motor's power supply circuit switches on to make its work, after rising in place, go up limit switch by triggering to break off the connection of power and first control switch, makes the second relay lose electricity, lifting drive motor's power supply circuit disconnection. When the coil of the first relay is powered off, the normally closed end of the first control switch is connected, the first control switch is connected with the power supply through the lower limit switch, the coil of the second relay is powered on, the power supply circuit of the lifting driving motor is connected, so that the lifting driving motor works, after the lifting driving motor descends in place, the lower limit switch is triggered to disconnect the power supply from the first control switch, the second relay is powered off, and the power supply circuit of the lifting driving motor is disconnected.
Further, one end of a coil of the first relay is electrically connected with a signal output interface of the main control board, and the other end of the coil of the first relay is connected with a working power supply. In the scheme, when the signal output interface of the main control board outputs a low-level signal, the coil of the first relay is electrically conducted, and when the main control board outputs in the air, the coil is powered off.
Further, the circuit further comprises two first diodes which are respectively connected with coils of the first relay and the second relay in anti-parallel. The first diode is used for protecting the coil, and redundant current of the coil flows back to the diode.
Further, the circuit further comprises a second diode, wherein the positive electrode of the second diode is electrically connected with the normally open end of the third control switch, and the negative electrode of the second diode is electrically connected with the normally open end of the second control switch.
Further, the relay control module is provided with at least two groups, at least one group is used for realizing lifting control of the hooks, and at least one group is used for realizing lifting control of the driving wheels
Drawings
Fig. 1 is a schematic diagram of a circuit board.
Detailed Description
The following further describes the technical scheme of the utility model according to the attached drawings:
as shown in fig. 1, the utility model discloses a circuit board for controlling an AGV lifting driving motor, which comprises a circuit board body and a relay control module, wherein the relay control module comprises a first relay KA1 and a second relay KA2, a coil of the first relay KA1 is electrically connected with a signal output interface of a main control board, a normally open end and a normally closed end of a control switch of the first relay KA1 are respectively used for being electrically connected with an upper limit switch and a lower limit switch, a coil of the second relay KA2 is electrically connected with a public end of the first relay KA1, and the control switch of the relay is connected in series on a power supply circuit of the lifting driving motor.
Further, the first relay KA1 includes first control switch K1, the normal open end and the last limit switch electricity of first control switch K1 are connected, the normal close end and the lower limit switch electricity of first control switch K1 are connected, the second relay KA2 includes second control switch K2 and third control switch K3, the normal open end of second, third control switch K3 connects working power supply and ground respectively, and the public end of both is connected with the anodal, the negative pole electricity of motor respectively so as to form power supply circuit, the normal close end of both is established ties. In this scheme, when the coil of first relay KA1 gets the electricity, the normally open end of first control switch K1 switches on, makes first control switch K1 be connected with last limit switch, and first control switch K1 passes through last limit switch and is connected with the power, and the coil of second relay KA2 gets the electricity, and lifting drive motor's power supply circuit switches on to make its work, after rising in place, go up limit switch by triggering to break off the connection of power and first control switch K1, make second relay KA2 lose electricity, lifting drive motor's power supply circuit disconnection. When the coil of the first relay KA1 is powered off, the normally closed end of the first control switch K1 is conducted, the first control switch K1 is connected with a power supply through a lower limit switch, the coil of the second relay KA2 is powered on, and a power supply circuit of the lifting driving motor is conducted, so that the lifting driving motor works, after the lifting driving motor descends in place, the lower limit switch is triggered to disconnect the power supply from the first control switch K1, the second relay KA2 is powered off, and the power supply circuit of the lifting driving motor is disconnected.
Further, one end of a coil of the first relay KA1 is electrically connected with a signal output interface of the main control board, and the other end of the coil of the first relay KA1 is connected with a working power supply. In this scheme, when the signal output interface of main control board output low level signal, the coil of first relay KA1 gets the electrical conduction, and when the main control board output is unsettled, then the coil loses electricity.
Further, the circuit further comprises two first diodes D1, and the two first diodes D1 are respectively connected with coils of the first relay KA1 and the second relay KA2 in anti-parallel. The first diode D1 of the present embodiment is used for protecting the coil, so that the excessive current of the coil flows back to the diode.
Further, the circuit further comprises a second diode (not shown in the figure), wherein the positive electrode of the second diode is electrically connected with the normally open end of the third control switch K3, and the negative electrode of the second diode is electrically connected with the normally open end of the second control switch K2.
Further, the relay control module is provided with at least two groups, at least one group is used for realizing lifting control of the hooks, and at least one group is used for realizing lifting control of the driving wheels
Further, the electric power lifting device further comprises a first wiring terminal (not shown in the figure), a second wiring terminal (not shown in the figure), a third wiring terminal (not shown in the figure) and a fourth wiring terminal (not shown in the figure), a coil of the first relay KA1 is connected with the main control board through the first wiring terminal, a control switch of the first relay KA1 is connected with the upper limit switch and the lower limit switch through the second wiring terminal, a normally open end of the second relay KA2 is connected with a working power supply and the ground through the third wiring terminal, and a public end of the second relay KA2 is connected with the lifting driving motor through the fourth wiring terminal.
Further, the working power supply is a 24V power supply.
The electric power supply device further comprises a first fuse and a second fuse, wherein the first fuse is connected with the third wiring terminal, and the second fuse is electrically connected with the fourth wiring terminal and is used for comprising a lifting driving motor and a power supply circuit.
The circuit board controls the lifting driving motor through the relay control module, the main control board controls whether the coil of the first relay KA1 is electrified or not, and determines the actuation state of the switch of the first relay KA1, so that the normally open end and the normally closed end are controlled to be connected with the coil of the second relay KA2, and when in actual use, one end of the limit switch can be connected with the relay, and the other end of the limit switch is connected with a power supply, so that whether the coil of the second relay KA2 is electrified or not is controlled, and the on-off of the power supply circuit is controlled. Compared with the prior art, the circuit board of this scheme receives the signal of main control board through the coil of first relay KA1, can independently control elevator motor work, consequently, control an elevator driving motor, only need a pair of IO mouth, control couple, drive wheel go up and down only need 2 to the IO mouth, reduce its IO mouth to the main control board and occupy the number to reduce control system's transformation degree of difficulty.
Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.
Claims (6)
1. The circuit board is characterized by comprising a circuit board body and a relay control module, wherein the relay control module comprises a first relay and a second relay, a coil of the first relay is electrically connected with a signal output interface of a main control board, a normally open end and a normally closed end of a control switch of the first relay are respectively used for being electrically connected with an upper limit switch and a lower limit switch, a coil of the second relay is electrically connected with a public end of the first relay, and the control switch of the relay is connected in series on a power supply circuit of the lifting drive motor.
2. The circuit board of claim 1, wherein: the first relay comprises a first control switch, the normally open end of the first control switch is electrically connected with an upper limit switch, the normally closed end of the first control switch is electrically connected with a lower limit switch, the second relay comprises a second control switch and a third control switch, the normally open ends of the second control switch and the third control switch are respectively connected with a working power supply and the ground, the common ends of the second control switch and the third control switch are respectively electrically connected with the positive electrode and the negative electrode of a motor to form the power supply circuit, and the normally closed ends of the second control switch and the third control switch are connected in series.
3. The circuit board of claim 1, wherein: one end of a coil of the first relay is electrically connected with a signal output interface of the main control board, and the other end of the coil of the first relay is connected with a working power supply.
4. A circuit board according to claim 3, wherein: the circuit further comprises two first diodes which are respectively connected with coils of the first relay and the second relay in anti-parallel.
5. A circuit board according to claim 3, wherein: the positive pole of the second diode is electrically connected with the normally open end of the third control switch, and the negative pole of the second diode is electrically connected with the normally open end of the second control switch.
6. The circuit board of claim 1, wherein: the relay control module is provided with at least two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547834.7U CN219372316U (en) | 2022-09-26 | 2022-09-26 | Circuit board for controlling AGV lifting driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547834.7U CN219372316U (en) | 2022-09-26 | 2022-09-26 | Circuit board for controlling AGV lifting driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219372316U true CN219372316U (en) | 2023-07-18 |
Family
ID=87144795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222547834.7U Active CN219372316U (en) | 2022-09-26 | 2022-09-26 | Circuit board for controlling AGV lifting driving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219372316U (en) |
-
2022
- 2022-09-26 CN CN202222547834.7U patent/CN219372316U/en active Active
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