CN215006342U - Portable electric pickup control circuit - Google Patents
Portable electric pickup control circuit Download PDFInfo
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- CN215006342U CN215006342U CN202121792105.7U CN202121792105U CN215006342U CN 215006342 U CN215006342 U CN 215006342U CN 202121792105 U CN202121792105 U CN 202121792105U CN 215006342 U CN215006342 U CN 215006342U
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Abstract
The utility model discloses a portable electronic pickup control circuit relates to the pickup field, this portable electronic pickup control circuit, include: the switch control module is used for outputting a signal for controlling the opening or the stopping of the mechanical arm of the pickup device to the signal control module; the position detection module is used for outputting a signal to the signal control module after the opening position of the mechanical arm of the pickup device meets the requirement; signal control module for output signal gives motor drive module, compares with prior art, the beneficial effects of the utility model are that: the utility model adds the design of the charging and discharging protection circuit, effectively protects the battery, the circuit and the components and prolongs the service life of the circuit; the singlechip and the program thereof realize overcurrent protection and position protection by detecting the current of the Hall switch and the motor, effectively control and realize the opening and closing of the mechanical arm, are safe, save time and electricity; on a PCB of the whole control system, the whole control system is formed, so that the space is saved, and the production and the use are convenient.
Description
Technical Field
The utility model relates to a pickup field specifically is a portable electronic pickup control circuit.
Background
In an electrically controlled mechanical motion system, a circuit mainly including a battery management IC is used to effectively protect the charging and discharging of a battery. The control circuit mainly using the CPU is used for controlling the motor, so that the electric device controls the mechanical motion to normally run to reach a set state, thereby facilitating production and life and meeting the production and life requirements of people.
When the prior art is controlled, the battery at the power end is not effectively protected by charging and discharging, and the mechanical movement end cannot be effectively controlled by the telescopic distance and the force, so that articles and people are easily damaged. Without charge-discharge protection, the service life of the battery is very easy to shorten, even the battery burns. The lack of the CPU chip for controlling the conduction and the disconnection of the mos tube cannot realize the forward and reverse rotation of the motor, so that the closing and the opening of the mechanical arm cannot be effectively controlled, and improvement is needed.
Disclosure of Invention
An object of the utility model is to provide a portable electronic pickup control circuit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a portable electric pickup control circuit comprising:
the switch control module is used for outputting a signal for controlling the opening or the stopping of the mechanical arm of the pickup device to the signal control module;
the position detection module is used for outputting a signal to the signal control module after the opening position of the mechanical arm of the pickup device meets the requirement;
the signal control module is used for outputting the signal input by the switch control module to the motor driving module and stopping outputting the stop signal to the motor driving module when receiving the signal input by the position detection module;
the motor driving module is used for controlling the forward rotation, the reverse rotation or the stop of the motor according to the signal input by the signal control module;
the charging and discharging protection module is used for protecting the pickup during charging and discharging so as to prevent the battery and internal components thereof from being damaged;
the charging protection module is connected with a battery, the battery is connected with the switch control module, the signal control module, the position detection module and the motor driving module, the switch control module is connected with the signal control module, the position detection module is connected with the signal control module, and the signal control module is connected with the motor driving module.
As a further aspect of the present invention: the switch control module comprises a control switch CON4, a resistor R1 and a resistor R9, wherein a pin 1 of the control switch CON4 is connected with 3.3V voltage through the resistor R1, a pin 2 of the control switch CON4 is grounded, and a pin 3 of the control switch CON4 is connected with 3.3V voltage through the resistor R9.
As a further aspect of the present invention: the position detection module comprises a hall position detection module CON6, pin No. 1 of the hall position detection module CON6 is connected with 3.3V voltage, and pin No. 2 of the hall position detection module CON6 is grounded.
As a further aspect of the present invention: the signal control module comprises a single chip microcomputer U2-A, a pin No. 3 of the single chip microcomputer U2-A is connected with a pin No. 3 of the Hall position detection module CON6, a pin No. 20 of the single chip microcomputer U2-A is connected with a pin No. 1 of the control switch CON4, and a pin No. 19 of the single chip microcomputer U2-A is connected with a pin No. 3 of the control switch CON 4.
As a further aspect of the present invention: the motor driving module comprises a motor control chip U3, a pin No. 2 of the motor control chip U3 is connected with a pin No. 16 of the single chip microcomputer U2-A, a pin No. 3 of the motor control chip U3 is connected with a pin No. 15 of the single chip microcomputer U2-A, a pin No. 1 of the motor control chip U3 is grounded, a pin No. 4 of the motor control chip U3 is connected with 3.3V voltage, a pin No. 8 of the motor control chip U3 is connected with a negative electrode of the motor, a pin No. 6 of the motor control chip U3 is connected with a positive electrode of the motor, and a pin No. 5 of the motor control chip U3 is connected with 8.4V voltage.
As a further aspect of the present invention: the charge-discharge protection module comprises a protection chip U4, a MOS tube U8, a MOS tube U7, No. 4 pin of MOS tube U7 is connected to No. 2 pin of protection chip U4, No. 4 pin of MOS tube U8 is connected to No. 1 pin of protection chip, No. 4 pin of protection chip passes through resistance R3 and connects battery positive pole B +, No. 5 pin of protection chip is connected and is provided resistance R4 and connect battery monitoring point B1, No. 4 pin of protection chip passes through electric capacity C5 ground connection, No. 5 pin of protection chip passes through electric capacity C6 ground connection, No. 6 pin ground connection of protection chip.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model adds the design of the charging and discharging protection circuit, effectively protects the battery, the circuit and the components and prolongs the service life of the circuit; the singlechip and the program thereof realize overcurrent protection and position protection by detecting the current of the Hall switch and the motor, effectively control and realize the opening and closing of the mechanical arm, are safe, save time and electricity; on a PCB of the whole control system, the whole control system is formed, so that the space is saved, and the production and the use are convenient.
Drawings
Fig. 1 is a circuit diagram of a portable electric pickup.
Fig. 2 is a circuit diagram of a charging protection circuit of a portable electric pickup.
Fig. 3 is a PCB diagram of a control circuit of a portable electric pickup.
In the figure: 1-CPU chip, 2-MOS tube, 3-CH +, 4-B +, 5-starting switch, 6-charging socket, 7-B-, 8-B, 9-CH-, 10-power switch, 11-CW and 12-CCW.
Detailed Description
The technical solution 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 only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 and 2, a portable electric pickup control circuit includes:
the switch control module is used for outputting a signal for controlling the opening or the stopping of the mechanical arm of the pickup device to the signal control module;
the position detection module is used for outputting a signal to the signal control module after the opening position of the mechanical arm of the pickup device meets the requirement;
the signal control module is used for outputting the signal input by the switch control module to the motor driving module and stopping outputting the stop signal to the motor driving module when receiving the signal input by the position detection module;
the motor driving module is used for controlling the forward rotation, the reverse rotation or the stop of the motor according to the signal input by the signal control module;
the charging and discharging protection module is used for protecting the pickup during charging and discharging so as to prevent the battery and internal components thereof from being damaged;
the charging protection module is connected with a battery, the battery is connected with the switch control module, the signal control module, the position detection module and the motor driving module, the switch control module is connected with the signal control module, the position detection module is connected with the signal control module, and the signal control module is connected with the motor driving module.
In this embodiment: referring to fig. 1, the switch control module includes a control switch CON4, a resistor R1, and a resistor R9, wherein pin 1 of the control switch CON4 is connected to a voltage of 3.3V through the resistor R1, pin 2 of the control switch CON4 is grounded, and pin 3 of the control switch CON4 is connected to a voltage of 3.3V through the resistor R9.
The control switch CON4 is used to output the information about whether the picker arm is opened or closed, and output the information to the signal control module.
In this embodiment: referring to fig. 1, the position detecting module includes a hall position detecting module CON6, pin No. 1 of the hall position detecting module CON6 is connected to a voltage of 3.3V, and pin No. 2 of the hall position detecting module CON6 is grounded.
The hall position detection module CON6 detects whether the mechanical arm of the pickup device opens or closes to a designated position, and outputs a signal to the signal control module after the mechanical arm of the pickup device reaches the designated position, for example, sends a signal to the signal control module when the opening angle reaches 120 °.
In this embodiment: referring to fig. 1, the signal control module includes a single chip microcomputer U2-a, a pin 3 of the single chip microcomputer U2-a is connected to a pin 3 of the hall position detection module CON6, a pin 20 of the single chip microcomputer U2-a is connected to a pin 1 of the control switch CON4, and a pin 19 of the single chip microcomputer U2-a is connected to a pin 3 of the control switch CON 4.
The single chip microcomputer U2-A receives a signal of the control switch CON4, outputs the signal to the motor driving module, and outputs a stop signal to the motor driving module when the single chip microcomputer U2-A receives an in-place signal input by the Hall position detection element CON 6.
In this embodiment: referring to fig. 1, the motor driving module includes a motor control chip U3, a pin 2 of the motor control chip U3 is connected to a pin 16 of the single chip U2-a, a pin 3 of the motor control chip U3 is connected to a pin 15 of the single chip U2-a, a pin 1 of the motor control chip U3 is grounded, a pin 4 of the motor control chip U3 is connected to a voltage of 3.3V, a pin 8 of the motor control chip U3 is connected to a negative electrode of the motor, a pin 6 of the motor control chip U3 is connected to a positive electrode of the motor, and a pin 5 of the motor control chip U3 is connected to a voltage of 8.4V.
The motor control chip U3 processes according to the signal input by the singlechip U2-A to control the positive rotation or the reverse rotation of the motor, and has the function of overcurrent protection, when the voltage at two ends of the resistor exceeds a set value, the overcurrent is judged, and the motor control chip U3 outputs a stop signal to the motor. Thereby avoiding damage to the device.
In this embodiment: referring to fig. 2, the charge and discharge protection module includes a protection chip U4, a MOS transistor U8, and a MOS transistor U7, a pin 2 of the protection chip U4 is connected to a pin 4 of the MOS transistor U7, a pin 1 of the protection chip is connected to a pin 4 of the MOS transistor U8, the pin 4 of the protection chip is connected to a battery anode B + through a resistor R3, a pin 5 of the protection chip is connected to a resistor R4 connected to a battery monitoring point B1, the pin 4 of the protection chip is grounded through a capacitor C5, the pin 5 of the protection chip is grounded through a capacitor C6, and the pin 6 of the protection chip is grounded.
The protection chip U4 drives MOS pipe U7, MOS pipe U8 respectively to switch on when charging and discharging, closes MOS pipe U8 when discharging excessively, closes MOS pipe U7 when overcharging, damages when preventing the battery from charging and discharging.
The utility model discloses a theory of operation is: when the mechanical arm of the pickup device is required to work, a pin 1 of the control switch CON4 outputs a signal, a pin 20 of the single chip microcomputer U2-A receives the signal, a pin 16 of the single chip microcomputer U2-A outputs the signal to a pin 2 of the motor control chip U3, a pin 6 of the motor control chip U3 outputs a high level, the motor rotates forwards to drive the mechanical arm of the pickup device to open, when the mechanical arm of the pickup device opens to a certain angle, the Hall position detection module CON6 detects the mechanical arm of the pickup device, the signal is output to a pin 3 of the single chip microcomputer U2-A, the single chip microcomputer U2-A outputs a stop signal to the motor control chip U3, and the motor stops rotating; when the mechanical arm of the pickup device needs to be retracted, a pin No. 3 of the control switch CON4 outputs a signal to a pin No. 19 of the single chip microcomputer U2-A, a pin No. 15 of the single chip microcomputer U2-A outputs a high level to a pin No. 3 of the motor control chip U3, a pin No. 8 of the motor control chip U3 outputs a high level, the motor rotates reversely to drive the mechanical arm of the pickup device to be closed, when a certain angle is reached, the Hall position detection module CON6 detects the mechanical arm of the pickup device, a signal is output to a pin No. 3 of the single chip microcomputer U2-A, the single chip microcomputer U2-A outputs a stop signal to the motor control chip U3, and the motor stops rotating; no. 7 pin of the motor control chip U3 is connected with a current feedback port to detect current, and the current is timely cut off when the mechanical arm is closed after overcurrent protection is performed. The charging and discharging protection module protects the safety of the battery during charging and discharging.
In another embodiment, please refer to fig. 3, the mechanical structure corresponds to the circuit structure, the battery power supply locations B +4 and B-7 correspond to the voltages input by the respective modules, the battery charging locations CH +3 and CH-9 charge the battery (not shown in the circuit structure), the charging and discharging protection module protects the battery, the starting switch 5 corresponds to the control switch CON4, the MOS transistor 2 corresponds to the MOS transistor U8 and the MOS transistor U7, and the CPU chip 1 corresponds to the single chip microcomputer U2-a, and these devices are integrated on one PCB board, so that one PCB board can meet the control protection requirements of the control circuit of the portable electric pickup.
B +4 and B-7 represent two poles of a power supply battery, B8 is a battery monitoring point, CH +3 and CH-9 respectively represent two poles of a charging end, the battery is charged through a charging socket 6, the battery works and discharges through a starting switch 5, and electric energy is supplied to a circuit to ensure that the pickup device effectively operates; the mechanical motion part takes a CPU as a master controller, controls a motor controller comprising an MOS tube by inputting a program, and controls the on and off of the MOS tube to realize the forward and reverse rotation of the motor. The mechanical arm is effectively opened and closed, so that the purpose of picking up articles is achieved, the opening and the interruption of the mechanical arm are controlled by the Hall switch, and the closing of the mechanical arm is stopped by overcurrent protection.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A portable electronic pickup control circuit which characterized in that:
this portable electronic pickup control circuit includes:
the switch control module is used for outputting a signal for controlling the opening or the stopping of the mechanical arm of the pickup device to the signal control module;
the position detection module is used for outputting a signal to the signal control module after the opening position of the mechanical arm of the pickup device meets the requirement;
the signal control module is used for outputting the signal input by the switch control module to the motor driving module and stopping outputting the stop signal to the motor driving module when receiving the signal input by the position detection module;
the motor driving module is used for controlling the forward rotation, the reverse rotation or the stop of the motor according to the signal input by the signal control module;
the charging and discharging protection module is used for protecting the pickup during charging and discharging so as to prevent the battery and internal components thereof from being damaged;
the charging protection module is connected with a battery, the battery is connected with the switch control module, the signal control module, the position detection module and the motor driving module, the switch control module is connected with the signal control module, the position detection module is connected with the signal control module, and the signal control module is connected with the motor driving module.
2. The portable electric pickup control circuit as claimed in claim 1, wherein the switch control module comprises a control switch CON4, a resistor R1, and a resistor R9, wherein pin No. 1 of the control switch CON4 is connected to a voltage of 3.3V through the resistor R1, pin No. 2 of the control switch CON4 is connected to ground, and pin No. 3 of the control switch CON4 is connected to a voltage of 3.3V through the resistor R9.
3. The portable electric pickup control circuit of claim 2, wherein the position detection module comprises a hall position detection module CON6, pin No. 1 of the hall position detection module CON6 is connected to a voltage of 3.3V, and pin No. 2 of the hall position detection module CON6 is connected to ground.
4. The portable electric pickup control circuit as claimed in claim 3, wherein the signal control module comprises a single chip microcomputer U2-A, pin 3 of the single chip microcomputer U2-A is connected with pin 3 of the Hall position detection module CON6, pin 20 of the single chip microcomputer U2-A is connected with pin 1 of the control switch CON4, and pin 19 of the single chip microcomputer U2-A is connected with pin 3 of the control switch CON 4.
5. The portable electric pickup control circuit as claimed in claim 4, wherein the motor driving module comprises a motor control chip U3, pin 2 of the motor control chip U3 is connected to pin 16 of the single chip microcomputer U2-A, pin 3 of the motor control chip U3 is connected to pin 15 of the single chip microcomputer U2-A, pin 1 of the motor control chip U3 is grounded, pin 4 of the motor control chip U3 is connected to 3.3V voltage, pin 8 of the motor control chip U3 is connected to the negative pole of the motor, pin 6 of the motor control chip U3 is connected to the positive pole of the motor, and pin 5 of the motor control chip U3 is connected to 8.4VV voltage.
6. The portable electric pickup control circuit as claimed in claim 1, wherein the charge and discharge protection module comprises a protection chip U4, a MOS transistor U8, a MOS transistor U7, a pin 2 of the protection chip U4 is connected to a pin 4 of the MOS transistor U7, a pin 1 of the protection chip is connected to a pin 4 of the MOS transistor U8, a pin 4 of the protection chip is connected to the battery anode B + through a resistor R3, a pin 5 of the protection chip is connected to a supply resistor R4 and connected to the battery monitoring point B1, a pin 4 of the protection chip is grounded through a capacitor C5, a pin 5 of the protection chip is grounded through a capacitor C6, and a pin 6 of the protection chip is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121792105.7U CN215006342U (en) | 2021-08-03 | 2021-08-03 | Portable electric pickup control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121792105.7U CN215006342U (en) | 2021-08-03 | 2021-08-03 | Portable electric pickup control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215006342U true CN215006342U (en) | 2021-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121792105.7U Active CN215006342U (en) | 2021-08-03 | 2021-08-03 | Portable electric pickup control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215006342U (en) |
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2021
- 2021-08-03 CN CN202121792105.7U patent/CN215006342U/en active Active
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