CN216039742U - Air-cooled quenching control device for aluminum product forming - Google Patents
Air-cooled quenching control device for aluminum product forming Download PDFInfo
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- CN216039742U CN216039742U CN202122569577.2U CN202122569577U CN216039742U CN 216039742 U CN216039742 U CN 216039742U CN 202122569577 U CN202122569577 U CN 202122569577U CN 216039742 U CN216039742 U CN 216039742U
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Abstract
The utility model discloses an aluminum product forming air-cooled quenching control device which comprises a temperature acquisition unit, a controller and an air-cooled assembly, wherein the temperature acquisition unit comprises an infrared temperature sensor, the infrared temperature sensor is adopted to directly measure the surface temperature of an aluminum product material, and the real-time temperature of the surface of the material is intuitively acquired, so that the temperature measurement is more accurate; collected signals of the infrared temperature sensor are sequentially processed by the amplitude modulation amplifying circuit and the noise reduction amplifying circuit and then are sent into the controller, so that the precision of infrared temperature measurement signals is greatly improved, the accuracy of measuring the surface temperature of the aluminum material is high, and the control effect is good; the controller realizes the automatic adjustment of the air-cooled quenching process by controlling the working state of the air-cooled assembly, and when the surface temperature of the aluminum material is reduced to the set temperature of the system, the controller controls the fan to stop working, so that the air-cooled quenching process for aluminum material forming is completed, and the aluminum material forming quality is greatly improved.
Description
Technical Field
The utility model relates to the technical field of low-temperature refrigeration equipment, in particular to an air-cooled quenching control device for aluminum product forming.
Background
Products made of aluminum and other alloy elements are usually made by processing into castings, forgings, foils, plates, strips, pipes, bars, profiles, etc., and then cold bending, sawing, drilling, assembling, coloring, etc. The solid solution treatment of materials such as aluminum alloy, copper alloy, titanium alloy, toughened glass and the like or the heat treatment process with a rapid cooling process is called quenching, the aluminum product is generally placed in the air for cooling after being quenched, a fan is generally and directly adopted in the existing aluminum product online quenching device for cooling, the temperature of the material after air cooling is detected by adopting thermocouple non-contact temperature measurement, and the actual temperature of the surface of the material cannot be measured, so that great errors exist, and the forming quality of the aluminum product is influenced.
The present invention provides a new solution to this problem.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, the present invention aims to overcome the defects of the prior art and provide an air-cooled quenching control device for aluminum material forming.
The technical scheme for solving the problem is as follows: the utility model provides an aluminum product shaping forced air cooling quenching controlling means, includes temperature acquisition unit, controller and air-cooled subassembly, the temperature acquisition unit includes infrared temperature sensor, infrared temperature sensor's detected signal sends into after amplitude modulation amplifier circuit and the amplifier circuit that makes an uproar that falls are handled in proper order in the controller, the controller is used for adjusting the operating condition of air-cooled subassembly.
Preferably, the amplitude modulation amplifying circuit comprises an operational amplifier U1, a non-inverting input terminal of the operational amplifier U1 is connected to the signal output terminal of the infrared temperature sensor, the cathode of the diode D1, the anode of the diode D2 and one end of the resistor R3 through a capacitor C1, and an inverting input terminal of the operational amplifier U1 is grounded through a resistor R1 and is connected to the output terminal of the operational amplifier U1, the anode of the diode D1, the cathode of the diode D2 and the other end of the resistor R3 through a resistor R2.
Preferably, the noise reduction amplifying circuit comprises a MOS transistor Q1, a gate of the MOS transistor Q1 is connected to an output end of an operational amplifier U1, a source of the MOS transistor Q1 is grounded through a resistor R4, a drain of the MOS transistor Q1 is connected to an inverting input end of the operational amplifier U2 and one end of a resistor R5, and is connected to a +5V power supply and one end of the resistor R6 through a parallel inductor L1 and a capacitor C2, the other end of the resistor R5 is grounded, the other end of the resistor R6 is connected to a non-inverting input end of the operational amplifier U2 and is grounded through a resistor R7, and an output end of the operational amplifier U2 is connected to the controller.
Preferably, the air cooling assembly comprises a fan and a power regulator, the power regulator is connected with the controller through a data serial port, and the output end of the power regulator is connected with the fan.
Through the technical scheme, the utility model has the beneficial effects that:
1. the temperature acquisition unit directly measures the surface temperature of the aluminum material by adopting the infrared temperature sensor, and intuitively acquires the real-time temperature of the surface of the material, so that the temperature measurement is more accurate;
2. collected signals of the infrared temperature sensor are sequentially processed by the amplitude modulation amplifying circuit and the noise reduction amplifying circuit and then are sent into the controller, so that the precision of infrared temperature measurement signals is greatly improved, the accuracy of measuring the surface temperature of the aluminum material is high, and the control effect is good;
3. the controller realizes the automatic adjustment of the air-cooled quenching process by controlling the working state of the air-cooled assembly, and when the surface temperature of the aluminum material is reduced to the set temperature of the system, the controller controls the fan to stop working, so that the air-cooled quenching process for aluminum material forming is completed, and the aluminum material forming quality is greatly improved.
Drawings
Fig. 1 is a schematic circuit diagram of a temperature acquisition unit of the present invention.
Detailed Description
The foregoing and other technical and scientific aspects, features and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The utility model provides an aluminum product shaping forced air cooling quenching controlling means, includes temperature acquisition unit, controller and air-cooled subassembly, the temperature acquisition unit includes infrared temperature sensor, infrared temperature sensor's detected signal sends into after amplitude modulation amplifier circuit and the amplifier circuit that makes an uproar that falls are handled in proper order in the controller, the controller is used for adjusting the operating condition of air-cooled subassembly.
The amplitude modulation amplifying circuit comprises an operational amplifier U1, wherein a non-inverting input terminal of the operational amplifier U1 is connected with a signal output terminal of the infrared temperature sensor, a cathode of a diode D1, an anode of the D2 and one end of a resistor R3 through a capacitor C1, and an inverting input terminal of the operational amplifier U1 is grounded through a resistor R1 and is connected with an output terminal of an operational amplifier U1, an anode of a diode D1, a cathode of a D2 and the other end of the resistor R3 through a resistor R2.
The noise reduction amplifying circuit comprises a MOS transistor Q1, the gate of the MOS transistor Q1 is connected with the output end of an operational amplifier U1, the source of the MOS transistor Q1 is grounded through a resistor R4, the drain of the MOS transistor Q1 is connected with the inverting input end of the operational amplifier U2 and one end of a resistor R5, the inverting input end of the operational amplifier U2 and one end of the resistor R5 are connected with a +5V power supply and one end of the resistor R6 through an inductor L1 and a capacitor C2 which are connected in parallel, the other end of the resistor R5 is grounded, the other end of the resistor R6 is connected with the non-inverting input end of the operational amplifier U2 and is grounded through a resistor R7, and the output end of the operational amplifier U2 is connected with the controller.
When the temperature measurement device is used specifically, the temperature acquisition unit adopts the infrared temperature sensor to directly measure the surface temperature of the aluminum material, so that the real-time temperature of the surface of the material is intuitively acquired, and the temperature measurement is more accurate. The acquisition signals of the infrared temperature sensor are sent into an amplitude modulation amplifying circuit to be subjected to primary amplification treatment, wherein an operational amplifier U1 utilizes the principle of an in-phase proportional amplifier to enhance the acquisition signals, and in the amplification process, diodes D1, D2 and a resistor R3 form an amplitude limiting feedback assembly, so that the stability of the amplified output waveforms of the acquisition signals is effectively improved, and the fluctuation of the output waveforms of the acquisition signals due to external interference is avoided.
The noise reduction amplifying circuit adopts an MOS tube Q1 to amplify the output signal of the operational amplifier U1, LC parallel resonance is formed by the inductor L1 and the capacitor C2 in the amplifying process to select the frequency of the acquired signal, and other miscellaneous frequency signals are effectively inhibited from passing through, so that the accuracy of the infrared temperature measurement signal is improved; and then the operational amplifier U2 shapes the output signal of the MOS transistor Q1 by utilizing the comparator principle to obtain a controller standard identification signal.
And the controller calculates the real-time temperature of the surface of the aluminum material after carrying out waveform analysis processing on the received acquisition signal, and realizes automatic adjustment of the air-cooled quenching process by controlling the working state of the air-cooled assembly. When the air cooling assembly is specifically arranged, the air cooling assembly comprises a fan and a power regulator, the power regulator is connected with the controller through a data serial port, and the output end of the power regulator is connected with the fan; the controller realizes the purpose of controlling the power of the fan by controlling the power regulator, which is a mature prior art and is not detailed again; when the surface temperature of the aluminum material is reduced to the set temperature of the system, the controller controls the fan to stop working, thereby completing the air-cooled quenching process of aluminum material forming. In conclusion, the aluminum material surface temperature measuring device has the advantages of high automation degree, high aluminum material surface temperature measuring accuracy and good control effect, and greatly improves the aluminum material forming quality.
While the utility model has been described in further detail with reference to specific embodiments thereof, it is not intended that the utility model be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (4)
1. The utility model provides an aluminum product shaping forced air cooling quenching controlling means, includes temperature acquisition unit, controller and air-cooled subassembly, its characterized in that: the temperature acquisition unit comprises an infrared temperature sensor, detection signals of the infrared temperature sensor are sequentially processed by an amplitude modulation amplifying circuit and a noise reduction amplifying circuit and then sent into the controller, and the controller is used for adjusting the working state of the air cooling assembly.
2. The aluminum material forming air-cooled quenching control device as recited in claim 1, characterized in that: the amplitude modulation amplifying circuit comprises an operational amplifier U1, wherein a non-inverting input end of the operational amplifier U1 is connected with a signal output end of the infrared temperature sensor, a cathode of a diode D1, an anode of the D2 and one end of a resistor R3 through a capacitor C1, and an inverting input end of the operational amplifier U1 is grounded through a resistor R1 and is connected with an output end of an operational amplifier U1, an anode of a diode D1, a cathode of a D2 and the other end of the resistor R3 through a resistor R2.
3. The aluminum material forming air-cooled quenching control device as recited in claim 2, characterized in that: the noise reduction amplifying circuit comprises a MOS tube Q1, the grid electrode of the MOS tube Q1 is connected with the output end of an operational amplifier U1, the source electrode of the MOS tube Q1 is grounded through a resistor R4, the drain electrode of the MOS tube Q1 is connected with the inverting input end of the operational amplifier U2 and one end of a resistor R5, the inverting input end of the operational amplifier U2 and one end of the resistor R5 are connected with a +5V power supply and one end of the resistor R6 through an inductor L1 and a capacitor C2 which are connected in parallel, the other end of the resistor R5 is grounded, the other end of the resistor R6 is connected with the non-inverting input end of the operational amplifier U2 and is grounded through a resistor R7, and the output end of the operational amplifier U2 is connected with the controller.
4. The aluminum material shaping air-cooled quenching control device as set forth in any one of claims 1 to 3, characterized in that: the air cooling assembly comprises a fan and a power regulator, the power regulator is connected with the controller through a data serial port, and the output end of the power regulator is connected with the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122569577.2U CN216039742U (en) | 2021-10-25 | 2021-10-25 | Air-cooled quenching control device for aluminum product forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122569577.2U CN216039742U (en) | 2021-10-25 | 2021-10-25 | Air-cooled quenching control device for aluminum product forming |
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| Publication Number | Publication Date |
|---|---|
| CN216039742U true CN216039742U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122569577.2U Active CN216039742U (en) | 2021-10-25 | 2021-10-25 | Air-cooled quenching control device for aluminum product forming |
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| CN (1) | CN216039742U (en) |
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- 2021-10-25 CN CN202122569577.2U patent/CN216039742U/en active Active
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