CN112268721A - Method for detecting the start of a pneumatic and electric tool - Google Patents
Method for detecting the start of a pneumatic and electric tool Download PDFInfo
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- CN112268721A CN112268721A CN202011071888.XA CN202011071888A CN112268721A CN 112268721 A CN112268721 A CN 112268721A CN 202011071888 A CN202011071888 A CN 202011071888A CN 112268721 A CN112268721 A CN 112268721A
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- 238000000034 method Methods 0.000 title claims description 33
- 238000001514 detection method Methods 0.000 claims abstract description 40
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
Abstract
The invention discloses a starting detection method of pneumatic and electric tools, which relates to the technical field of detection, and aims at the problem of incomplete detection, the following scheme is proposed, and comprises the following steps of S1: switching on a power supply, and detecting initial current and voltage: if the current or the voltage does not accord with the set current or voltage, the current or the voltage is stabilized or adjusted by using the regulator, and then the current or the voltage is detected.
Description
Technical Field
The invention relates to the technical field of detection, in particular to a starting detection method for pneumatic and electric tools.
Background
Electric or pneumatic tool mainly refers to the execution tool that utilizes electric power or gas to drive to replace the manual work to work, reduce working strength and the degree of difficulty, promote whole production process.
When an electric or pneumatic tool is started, certain pulse is generally formed or external interference during operation after starting possibly generates fluctuation of working data within a certain range, stirring within a certain range can be borne, but stress or other data exceeding a certain range can generate irreversible damage to the device, the service life of the device is shortened, and the existing device is generally not subjected to complete detection, so that damage cannot be avoided.
Disclosure of Invention
The starting detection method of the pneumatic and electric tools provided by the invention solves the problem of incomplete detection.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for detecting the start of an electric tool includes:
s1: switching on a power supply, and detecting initial current and voltage:
if the current or the voltage does not accord with the set current or voltage, the regulator is used for stabilizing or regulating the current or the voltage, then the current or the voltage is detected,
if the current or the voltage meets the set current or voltage, detecting the temperature of the operating environment;
s2: determining the temperature range:
if the temperature is not in accordance with the set temperature range, the current is cut off through the breaker, the work is stopped,
if the temperature meets the set temperature range, the electric tool starts to work;
s3: in the execution process, the rotation speed detection and the torque detection are synchronously carried out;
s4: judging the rotating speed range:
if the rotation speed does not meet the set rotation speed range, the current or voltage is adjusted by the regulator, the process returns to step S1 to detect the current or voltage again,
if the rotating speed range meets the set rotating speed range, the electric tool continues to work;
s5: determining a torque range;
if the torque meets the set torque range, the electric tool continues to work,
if the torque does not meet the set torque range, the inverter switches the current direction for a short time (similar to a pulse), the process returns to step S1 to detect the current and voltage again, and after meeting, the counter-rotation is executed for a short time, the timer is started, the torque is still not within the predetermined range within the limited time or the temperature detection is not within the predetermined range, the breaker is started, and the power supply is cut off.
Preferably, the regulator includes current regulation, voltage regulation and frequency regulation.
Preferably, the circuit breaker is used to break the overall circuit of the entire tool.
4. Starting detection method of pneumatic tool
S1: switching on a power supply, and detecting the initial flow rate and the air pressure:
if the flow rate and the air pressure do not meet the set flow rate and air pressure, the regulator is used for stabilizing or regulating the flow rate and the air pressure, then the flow rate and the air pressure are detected,
if the flow rate and the air pressure meet the set flow rate and air pressure, detecting the temperature of the operating environment;
s2: determining the temperature range:
if the temperature does not meet the set temperature range, the gas source is cut off by the blocker, the work is stopped,
if the temperature is in accordance with the set temperature range, starting to start the tool to work;
s3: in the execution process, the rotation speed detection and the torque detection are synchronously carried out;
s4: judging the rotating speed range:
if the rotation speed does not meet the set rotation speed range, the flow rate or the air pressure is adjusted by the regulator, the flow rate or the air pressure is detected again in the step S1,
if the rotating speed range meets the set rotating speed range, the pneumatic tool continues to work;
s5: determining a torque range;
if the torque range meets the set torque range, the pneumatic tool is continuously operated,
if the torque does not meet the set torque range, the steering gear is used for switching to change the current direction for a short time (similar to pulse), the process returns to the step S1 to detect the flow rate and the air pressure again, the reverse rotation is executed for a short time after the meeting, the timer is started, the torque is still not in the specified range within the limited time or the temperature is not detected in the specified range, the blocker is started, and the air source is cut off.
Preferably, the regulator is a flow control valve,
preferably, the blocker is a solenoid valve for cutting off the passage of the entire tool.
Preferably, the rotation speed detection adopts a rotation speed sensor, the torque detection adopts a torque sensor, and the temperature detection adopts a temperature sensor
The invention has the beneficial effects that:
1: through the circular telegram of ventilating to pneumatic and electric tool detects, can realize the detection to start-up and working process, each state for detect perfectly, in order to guarantee whole device continuous stable operation, reduce the damage of device, guarantee the use of device, the life of extension device can avoid the instrument to a certain extent simultaneously in the working process, suddenly collapse the scheduling possibility, guarantee user's safety.
Drawings
Fig. 1 is a schematic flow chart illustrating a method for detecting the start of an electric tool according to the present invention;
fig. 2 is a schematic flow chart of a start detection method for a pneumatic tool according to 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 only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a method for detecting activation of an electric power tool includes:
s1: switching on a power supply, and detecting initial current and voltage:
if the current or the voltage does not accord with the set current or voltage, the regulator is used for stabilizing or regulating the current or the voltage, then the current or the voltage is detected,
if the current or the voltage is in accordance with the set value, the temperature of the operation environment is detected,
at the moment of normal power-on, the pulse makes the current and voltage certainly not in proper range, at this moment, the regulation of the regulator makes it stable to reduce the damage of instantaneous current to the winding in the electric tool, at the same time, when the power-on is not in conformity with the use range of the electric tool, the regulator makes proper regulation, then the detection is carried out until the specified parameter requirement is met, then the temperature around the tool is detected in the course of regulation.
S2: determining the temperature range:
if the temperature is not in accordance with the set temperature range, the current is cut off through the breaker, the work is stopped,
if the temperature is within the proper temperature range, namely the electric tool works, and the working environment is detected to be crucial to the tool, when the temperature is higher than or lower than the set temperature, the circuit breaker is controlled to be opened, the circuit of the whole device is cut off, the device is closed, and the device cannot be started again within a period of time without manual operation, so that the temperature is reduced.
S3: in the execution process, the rotation speed detection and the torque detection are synchronously performed, and in the normal execution process, certain unpredictable problems still can occur due to external influences, and at the moment, the rotation speed and the torque are required to be detected.
S4: judging the rotating speed range:
if the rotation speed range is not met, the current or the voltage is regulated by the regulator, the step S1 is returned to for detecting the current and the voltage again, if the rotation speed range is met, the electric tool is continuously operated, in the rotation process, the rotation speed is increased due to the increase of the current frequency or other factors, so that the stress of the output end of the electric tool is changed, if the electric tool is not controlled, the electric tool is possibly damaged, if the preset value is not met, the current, the voltage or the frequency is regulated by the regulator and then is detected again, and when the preset value is met, the electric tool starts to operate again.
S5: determining a torque range;
if the torque meets the set torque range, the electric tool continues to work,
if the torque is not in the set torque range, the inverter is used for switching the current direction (similar to pulse) for a short time, the method returns to step 1 to detect the current and the voltage again, the reverse rotation for a short time is executed after the current and the voltage are met, the timer is started, the torque is still not in the specified range within the limited time or the temperature is not detected in the specified range, the breaker is started, the power supply is cut off, the torque meeting the specification is continuously operated in the real-time operation process, when the torque is too low, the device cannot be executed, manual processing is carried out, when the torque is too high or is blocked, the current direction is changed through the inverter, the rotation direction of the electric tool is rotated to destroy the original state, the synchronous timer is operated, the time when the torque is higher than the preset value is recorded, when the time is higher than the preset value, the whole power supply is closed through the breaker, in order to guarantee the safety of work, simultaneously at the timing in-process, when making the moment of torsion rise owing to block, probably cause whole device electric current too high, and then the temperature rises, and the temperature is not conform to the regulation, also through circuit breaker cutting power supply.
The regulator comprises current regulation, voltage regulation and frequency regulation, and the circuit breaker is used for cutting off the overall circuit of the whole tool, and the execution of work is ensured through various devices.
Referring to fig. 2, a start detection method of a pneumatic tool,
s1: switching on a power supply, and detecting the initial flow rate and the air pressure:
if the flow rate and the air pressure do not accord with the set flow rate and the set air pressure, stabilizing or adjusting the flow rate and the air pressure by using the regulator, then detecting the flow rate and the air pressure, if the flow rate and the air pressure accord with the set flow rate and the set air pressure, detecting the temperature of the operating environment,
at the moment of normally switching on the air source, certain impact of the air flow and the air pressure on the device is ensured not to be in a proper range, at the moment, the impact of instantaneous current on the device in the pneumatic tool is stabilized through the adjustment of the adjuster, meanwhile, when the switching on the air source is not in accordance with the use range of the pneumatic tool, the air flow and the air pressure are properly adjusted through the adjuster, then, the air flow and the air pressure are detected until the air flow and the air pressure meet the specified parameter requirements, and then, the temperature around the tool is detected in the adjusting process.
S2: determining the temperature range:
if the temperature does not meet the set temperature range, the gas source is cut off by the blocker, the work is stopped,
if the temperature is within the proper temperature range, namely the tool works, and exceeds or is lower than the set temperature, the control opens the blocker, cuts off the circuit of the whole device, closes the device, and the device can not be started again in a period of time without manual operation, so as to ensure the temperature reduction.
S3: in the execution process, the rotation speed detection and the torque detection are synchronously performed, and in the normal execution process, certain unpredictable problems still can occur due to external influences, and at the moment, the rotation speed and the torque are required to be detected.
S4: judging the rotating speed range:
if the rotation speed range is not met, the flow speed or the air pressure is adjusted by the aid of the adjuster, the flow speed and the air pressure are detected again in the step S1, if the rotation speed range is met, the pneumatic tool is continuously operated, in the rotating process, the rotation speed is increased due to the increase of the flow speed of air flow or other factors, stress on the output end of the pneumatic tool is changed, if the pneumatic tool is not controlled, the pneumatic tool can be damaged, if the rotation speed range is not met, the air source is adjusted by the adjuster, the air source is detected again, and if the rotation speed range is met, the air source starts to work again.
S5: determining a torque range;
if the torque range is in accordance with the set torque range, the pneumatic tool is continuously operated, if the torque range is not in accordance with the set torque range, the air flow direction (similar to pulse) is changed for a short time by utilizing the steering gear, the detection of the air flow and the air pressure is carried out again in the step S1, the reverse rotation of the short time is executed after the torque range is in accordance with the torque range, the timer is started, the torque is still not in the specified range or the temperature detection is not in the specified range within the limited time, the blocker is started, the power supply is cut off, the torque in accordance with the specification is continuously operated in the real-time operation process, when the torque is too low, the device cannot be operated, manual processing is carried out, when the torque is too high or is blocked, the air flow direction is changed through the steering gear, the rotation direction of the electric tool is rotated, the original state is damaged, the synchronous timer is operated, when the time is higher than the preset value, the whole air source is closed through the blocker to ensure the safety of work, and meanwhile, in the timing process, when the torque rises due to clamping, the air pressure of the whole device is possibly too high, the temperature is possibly increased, the temperature is not in accordance with the regulation, and the air source is also cut off through the blocker.
The regulator adopts flow control valve, and the blocker adopts the solenoid valve for cut off the passageway rotational speed of whole instrument and detect and adopt speed sensor, and torque detection adopts torque sensor, and temperature detection adopts temperature sensor, through each sensor or valve, guarantees the collection of data and the execution of instruction.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A method for detecting the start of an electric power tool, comprising:
s1: switching on a power supply, and detecting initial current and voltage:
if the current or the voltage does not accord with the set current or voltage, the regulator is used for stabilizing or regulating the current or the voltage, then the current or the voltage is detected,
if the current or the voltage meets the set current or voltage, detecting the temperature of the operating environment;
s2: determining the temperature range:
if the temperature is not in accordance with the set temperature range, the current is cut off through the breaker, the work is stopped,
if the temperature meets the set temperature range, the electric tool starts to work;
s3: in the execution process, the rotation speed detection and the torque detection are synchronously carried out;
s4: judging the rotating speed range:
if the rotation speed does not meet the set rotation speed range, the current or voltage is adjusted by the regulator, the process returns to step S1 to detect the current or voltage again,
if the rotating speed range meets the set rotating speed range, the electric tool continues to work;
s5: determining a torque range;
if the torque meets the set torque range, the electric tool continues to work,
if the torque does not meet the set torque range, the inverter switches the current direction for a short time (similar to a pulse), the process returns to step S1 to detect the current and voltage again, and after meeting, the counter-rotation is executed for a short time, the timer is started, the torque is still not within the predetermined range within the limited time or the temperature detection is not within the predetermined range, the breaker is started, and the power supply is cut off.
2. The method of claim 1, wherein the regulator comprises current regulation, voltage regulation, and frequency regulation.
3. The activation detection method for a power tool according to claim 1, wherein a circuit breaker is used to break an overall circuit of the entire tool.
4. A method for detecting the start of a pneumatic tool,
s1: switching on a power supply, and detecting the initial flow rate and the air pressure:
if the flow rate and the air pressure do not meet the set flow rate and air pressure, the regulator is used for stabilizing or regulating the flow rate and the air pressure, then the flow rate and the air pressure are detected,
if the flow rate and the air pressure meet the set flow rate and air pressure, detecting the temperature of the operating environment;
s2: determining the temperature range:
if the temperature does not meet the set temperature range, the gas source is cut off by the blocker, the work is stopped,
if the temperature is in accordance with the set temperature range, starting to start the tool to work;
s3: in the execution process, the rotation speed detection and the torque detection are synchronously carried out;
s4: judging the rotating speed range:
if the rotation speed does not meet the set rotation speed range, the flow rate or the air pressure is adjusted by the regulator, the flow rate or the air pressure is detected again in the step S1,
if the rotating speed range meets the set rotating speed range, the pneumatic tool continues to work;
s5: determining a torque range;
if the torque range meets the set torque range, the pneumatic tool is continuously operated,
if the torque does not meet the set torque range, the steering gear is used for switching to change the current direction for a short time (similar to pulse), the process returns to the step S1 to detect the flow rate and the air pressure again, the reverse rotation is executed for a short time after the meeting, the timer is started, the torque is still not in the specified range within the limited time or the temperature is not detected in the specified range, the blocker is started, and the air source is cut off.
5. The activation detection method for a pneumatic tool according to claim 4, wherein the regulator employs a flow control valve.
6. The activation detection method for a pneumatic tool according to claim 4, wherein the blocker employs a solenoid valve for cutting off the passage of the entire tool.
7. The method for detecting the start of a pneumatic tool according to claim 1 or 4, wherein a rotational speed sensor is used for the rotational speed detection, a torque sensor is used for the torque detection, and a temperature sensor is used for the temperature detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011071888.XA CN112268721A (en) | 2020-10-09 | 2020-10-09 | Method for detecting the start of a pneumatic and electric tool |
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| CN202011071888.XA CN112268721A (en) | 2020-10-09 | 2020-10-09 | Method for detecting the start of a pneumatic and electric tool |
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| CN112268721A true CN112268721A (en) | 2021-01-26 |
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| CN202011071888.XA Pending CN112268721A (en) | 2020-10-09 | 2020-10-09 | Method for detecting the start of a pneumatic and electric tool |
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2020
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Application publication date: 20210126 |
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