CN204597779U - A kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector - Google Patents
A kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector Download PDFInfo
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- 239000006247 magnetic powder Substances 0.000 title claims abstract description 62
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims description 36
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 11
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Abstract
The utility model relates to a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, comprise booster circuit, control circuit and voltage conversion circuit, described control circuit is connected with booster circuit, voltage conversion circuit respectively, input power boosting is input control circuit after direct voltage by described booster circuit, described control circuit control voltage translation circuit, the direct voltage of input is converted to alternating current and direct current, and described alternating current and direct current timesharing export.Visible, a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, be integrated with direct current and exchange two kinds of flaw detection mode of operations, under the prerequisite not changing crack detector, the complete detection of blemish, near surface flaw and buried defect can be carried out workpiece, simple to operate and easy to use.
Description
Technical field
The utility model relates to magnetic particle inspection apparatus technical field, particularly relates to a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector.
Background technology
Magnetic powder flaw detector in the market, is mainly divided into and exchanges magnetic powder flaw detector and direct current magnetic powder flaw detector two kinds.Exchange the AC magnetic field that magnetic powder flaw detector generally produces 50Hz, for detecting the defect on surface of the work and nearly surface, more weak to the detectability of the buried defect of workpiece.Direct current magnetic powder flaw detector generally produces D.C. magnetic field, for detecting the buried defect of workpiece, more weak to the detectability of surface of the work and near surface flaw.So, to carry out complete detection to a workpiece, usually need the defect detecting surface of the work and nearly surface with interchange magnetic powder flaw detector, then detect the buried defect of workpiece with direct current magnetic powder flaw detector, cause the cycle of whole carrying out flaw detection to be grown and complex operation.
Utility model content
The purpose of this utility model is to propose a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, be integrated with direct current and exchange two kinds of flaw detection mode of operations, the complete detection of blemish, near surface flaw and buried defect can be carried out to workpiece under the prerequisite not changing crack detector, simple to operate and easy to use.
For reaching this object, the utility model by the following technical solutions:
First aspect, a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit is provided, comprise booster circuit, control circuit and voltage conversion circuit, described control circuit is connected with booster circuit, voltage conversion circuit respectively, input power boosting is input control circuit after direct voltage by described booster circuit, described control circuit control voltage translation circuit, is converted to alternating current and direct current by the direct voltage of input, and described alternating current and direct current timesharing export.
Wherein, described booster circuit comprises SG2525AP cake core U10, electric capacity C50, electric capacity C51, resistance R73, resistance R76, electric capacity C53, resistance R74, resistance R75, electric capacity C52, resistance R68, electric capacity C47, resistance R71, the diode D31 of LL4148 type, the metal-oxide-semiconductor Q16 of IPD025N06N type, resistance R72, the diode D33 of LL4148 type, the metal-oxide-semiconductor Q17 of IPD025N06N type, electric capacity C49, the transformer T1 of PQ26-CF-168 type, the voltage stabilizing didoe D34 of RS1M type, the voltage stabilizing didoe D32 of RS1M type, the voltage stabilizing didoe D30 of RS1M type, the voltage stabilizing didoe D29 of RS1M type, electric capacity C48, the diode D26 of LL4148 type, the diode D25 of LL4148 type, electric capacity C44, resistance R62, electric capacity C45, electric capacity C46, resistance R63, the diode D27 of LL4148 type, the metal-oxide-semiconductor Q14 of IPD025N06N type, resistance R64, the diode D28 of LL4148 type, the metal-oxide-semiconductor Q15 of IPD025N06N type, resistance R67, resistance R65, resistance R66, resistance R69, resistance R70,
1st pin of U10 connects one end of R68, and the other end of R68 connects one end of C47, and the other end of C47 connects the 9th pin of U10, and the 2nd pin of U10 connects one end of R76 respectively, one end of R73, the other end ground connection of R76, the other end of R73 connects one end of C50 respectively, the positive pole of C51, 16th pin of U10, the other end of electric capacity C50, the equal ground connection of negative pole of C51, the 5th pin of U10 connects one end of C53 respectively, one end of R75, the other end of R75 connects the 7th pin of U10, and the other end of C53 connects one end of R74, the other end of R74 connects 6 pins of U10, 8th pin of U10 connects the positive pole of C52, the minus earth of C52, and the 10th pin of U10 connects one end of C44 respectively, one end of R62, the negative pole of D25, the negative pole of D26, the other end of C44, the equal ground connection of the other end of R62, the 11st pin of U10 connects one end of R71 respectively, the negative pole of D31, one end of R72, the negative pole of D33, the 12nd pin of U10 connects one end of C46 respectively, the negative pole of C45, earth terminal, the 13rd pin of U10 connects the other end of C46 respectively, the positive pole of C45, V-SYS holds, 15th pin of U10, one end connecting R63 respectively of the 14th pin of U10, the negative pole of D27, one end of R64, the negative pole of diode D28,
The other end of R63 connects the positive pole of D27, the grid of Q14, one end of R65 respectively, the other end of R65 connects one end of R69, earth terminal, the source electrode of Q14, the source electrode of Q16 respectively, and the drain electrode of Q14 connects the 2nd pin of the drain electrode of Q15, one end of R67, the 1st pin of the voltage input end of T1, the voltage input end of T1;
The grid of Q15 connects the other end of R64, the positive pole of D28, one end of R66 respectively, the source electrode of Q15 connects the other end of R66, one end of R70, the source electrode of Q17 respectively, the other end of R70 connects the other end, the positive pole of D33, the grid of Q17 of R72, and the other end of R67 connects one end of C49;
The other end of R71 connects positive pole, the grid of Q16, the other end of R69 of D31 respectively, and the drain electrode of Q16 connects the 6th pin of the drain electrode of Q17, the other end of C49, the 5th pin of the voltage input end of T1, the voltage input end of T1 respectively;
7th pin of the voltage output end of T1 connects the 8th pin of the positive pole of D34, the negative pole of D32, the voltage output end of T1,11st pin of the voltage output end of T1 connects the 12nd pin of the negative pole of D30, the positive pole of D29, the voltage output end of T1, the negative pole of D29 connects VH end, the positive pole of electric capacity C48, the negative pole of D34 respectively, and the positive pole of D30 connects the positive pole of the negative pole of C48, earth terminal, D32 respectively;
4th pin of the 3rd pin of the voltage input end of T1, the voltage input end of T1 all connects V-SYS end.
Wherein, described control circuit comprises chip U6, the resistance R47 of PIC16F1719-E/PT type, resistance R48, resistance R49, resistance R50, resistance R51, Light-Emitting Diode D15, Light-Emitting Diode D16, Light-Emitting Diode D17, Light-Emitting Diode D18, Light-Emitting Diode D19, crystal oscillator Y1, the electric capacity C29 of resistance R46,16MHz, the chip J3 of electric capacity C30, HEADER5 type, resistance R52, electric capacity C31, resistance R54, resistance R55, electric capacity C35, key switch SW1, electric capacity C32, resistance R53;
The 6th pin ground connection of U6, 7th pin of U6 connects 5V power input, 16th pin of U6 connects the 5th pin of J3, 17th pin of U6 connects the 4th pin of J3, 18th pin of U6 connects one end of C31 respectively, 1st pin of J3, one end of R52, the other end of R52 connects 5V power input respectively, 2nd pin of J3, the other end of C31 connects earth terminal respectively, 3rd pin of J3, 28th pin of U6 connects 5V power input, the 29th pin ground connection of U6, 30th pin of U6 connects one end of R46 respectively, one end of Y1, one end of C29, 31st pin of U6 connects the other end of R46 respectively, the other end of Y1, one end of C30, the other end of C29 and the equal ground connection of the other end of C30,
35th pin of U6 connects the negative pole of D19, and the positive pole of D19 connects one end of R51, and the other end of R51 connects 5V power input;
36th pin of U6 connects the negative pole of D18, and the positive pole of D18 connects one end of R50, and the other end of R50 connects 5V power input;
37th pin of U6 connects the negative pole of D17, and the positive pole of D17 connects one end of R49, and the other end of R49 connects 5V power input;
38th pin of U6 connects the negative pole of D16, and the positive pole of D16 connects one end of R48, and the other end of R48 connects 5V power input;
39th pin of U6 connects the negative pole of D15, and the positive pole of D15 connects one end of R47, and the other end of R47 connects 5V power input;
43rd pin of U6 connects one end of R54, one end of C35, one end of R55 respectively, the other end of R54 connects V-SYS end, the other end of C35, the equal ground connection of the other end of R55,44th pin of U6 connects the input of SW1, one end of R53, one end of C32 respectively, the other end of R53 connects 5V power input, the output of SW1, the equal ground connection of the other end of C32.
Wherein, described voltage conversion circuit comprises the chip U2 of IRS21867S type, the chip U3 of IRS21867S type, the voltage stabilizing didoe D9 of RS1M type, electric capacity C25, resistance R25, the diode D5 of LL4148 type, resistance R26, the metal-oxide-semiconductor Q6 of IPD65R190C7 type, resistance R27, the diode D6 of LL4148 type, resistance R30, the metal-oxide-semiconductor Q7 of IPD65R190C7 type, inductance L 2, the metal-oxide-semiconductor Q8 of IPD65R190C7 type, resistance R31, the diode D7 of LL4148 type, resistance R28, the metal-oxide-semiconductor Q9 of IPD65R190C7 type, resistance R32, the diode D8 of LL4148 type, resistance R29, electric capacity C26, the voltage stabilizing didoe D10 of RS1M type, resistance R33, the diode D11 of LL4148 type, resistance R37, the metal-oxide-semiconductor Q10 of IPD65R190C7 type, resistance R34, the diode D12 of LL4148 type, resistance R38, the metal-oxide-semiconductor Q11 of IPD65R190C7 type, resistance R41, the metal-oxide-semiconductor Q12 of IPD65R190C7 type, resistance R39, the diode D14 of LL4148 type, resistance R35, the metal-oxide-semiconductor Q13 of IPD65R190C7 type, resistance R40, the diode D13 of LL4148 type, resistance R36, resistance R42, the accurate voltage-stabiliser tube U5 of TL431/CYL type, resistance R44, resistance R45, electric capacity C27, electric capacity C28, the operational amplifier U4 of TL331MDBVTEP type, resistance R43,
1st pin of U2 connects V-SYS end respectively, the positive pole of D9, 4th pin of U2 connects one end of R37 respectively, the source electrode of Q10, one end of R38, the source electrode of Q11, one end of R41, the source electrode of Q12, one end of R39, the source electrode of Q13, one end of R40, one end of C28, the input IN+ of U4 holds, 4th pin of U3, the other end ground connection of C28, 5th pin of U2 connects one end of R33 respectively, the negative pole of D11, one end of R34, the negative pole of D12, 6th pin of U2 connects the negative pole of C25 respectively, one end of R26, the source electrode of Q6, the drain electrode of Q10, one end of R30, the source electrode of Q7, the drain electrode of Q11, one end of L2, 7th pin of U2 connects one end of R25 respectively, the negative pole of D5, one end of R27, the negative pole of D6, 8th pin of U2 connects the positive pole of C25 respectively, the negative pole of D9,
1st pin of U3 connects the positive pole of V-SYS end, D10 respectively, 5th pin of U3 connects one end of R36, the negative pole of D13, one end of R35, the negative pole of D14 respectively, 6th pin of U3 connects the negative pole of C26, one end of R32, the source electrode of Q9, the drain electrode of Q13, one end of R31, the source electrode of Q8, the drain electrode of Q12, the other end of L2 respectively, 7th pin of U3 connects one end of R29, the negative pole of D8, one end of R32, one end of R28, the negative pole of D7 respectively, and the 8th pin of U3 connects the positive pole of C26, the negative pole of D10 respectively;
The other end of R33 connects the positive pole of D11 respectively, the other end of R37, the grid of Q10, the other end of R34 connects the positive pole of D12 respectively, the other end of R38, the grid of Q11, the other end of R27 connects the positive pole of D6 respectively, the other end of R30, the grid of Q7, the other end of R25 connects the positive pole of D5 respectively, the other end of R26, the grid of Q6, the other end of R29 connects the positive pole of D8 respectively, the other end of R32, the grid of Q9, the other end of R28 connects the positive pole of D7 respectively, the other end of R31, the grid of Q8, the other end of R36 connects the positive pole of D13 respectively, the other end of R40, the grid of Q13, the other end of R35 connects the positive pole of D14 respectively, the other end of R39, the grid of Q12, the drain electrode of Q6 connects VH end, the drain electrode of Q7 connects VH end, the drain electrode of Q8 connects VH end, the drain electrode of Q9 connects VH end,
The input IN-end of U4 connects one end of C27, one end of R45, one end of R44 respectively, the other end of R45, the equal ground connection of the other end of C27, the other end of R44 connects one end of R42, the negative pole of U5, the adjustable output of U5 respectively, the other end of R42 connects V-SYS end, the plus earth of U5, the output of U4 connects one end of R43, and the other end of R43 connects the voltage input positive pole of V-SYS end, U4 respectively, the voltage input minus earth of U4.
Wherein, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises lithium electricity management circuit, and described lithium electricity management circuit connects described booster circuit, and described lithium electricity management circuit comprises the chip U1 of BQ24610 type, the chip Q1 of SI7617DN type, the chip Q2 of SI7617DN type, the chip Q3 of SI7617DN type, the chip Q4 of Sis412DN type, the chip Q5 of Sis412DN type, interface socket J1, fuse F1, electric capacity C10, electric capacity C11, resistance R3, resistance R4, electric capacity C6, resistance R6, resistance R1, resistance R2, electric capacity C12, electric capacity C7, electric capacity C8, electric capacity C9, resistance R7, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, resistance R12, resistance R14, resistance R15, light-emitting diode D3, light-emitting diode D4, light-emitting diode D2, resistance R8, resistance R9, resistance R10, resistance R17, resistance R18, resistance R19, electric capacity C22, electric capacity C13, the bi-directional voltage stabilizing chip D1 of BAT54C type, electric capacity C19, electric capacity C20, the inductance L 1 of 6.8mH type, resistance R13, electric capacity C16, resistance R16, resistance R20, electric capacity C21, electric capacity C17, electric capacity C18, electric capacity C14, electric capacity C15, interface socket J2, resistance R21, resistance R23, resistance R24, resistance R22, electric capacity C23, electric capacity C24,
1st pin of U1 connects one end of C7 respectively, one end of R2, 5th pin of Q4, one end of R5, one end of C1, 5th pin of Q3, one end of C2, one end of C3, one end of C4, one end of C5, V-SYS holds, and the 2nd pin of U1 connects the other end of C7 respectively, one end of C12, the other end of R2, 5th pin of Q2, the other end ground connection of C12, the 3rd pin of U1 connects one end of R11, and the 11st pin of U1 connects one end of R10 respectively, one end of R19, the 15th pin of U1 connects one end of R9 respectively, one end of R18, the 16th pin of U1 connects one end of R8 respectively, one end of R17, the other end of R17, the other end of R18, the equal ground connection of the other end of R19, the other end of R8, the other end of R9, the other end of R10 all connects Vref end, and the 10th pin of U1 connects one end of C22 respectively, Vref holds, 4th pin of U1, the other end ground connection of C22, the 5th pin of U1 connects the negative pole of D2, and the 9th pin of U1 connects the negative pole of D4, and the 8th pin of U1 connects the negative pole of D3, and the 6th pin of U1 connects one end of C23 respectively, one end of R22, the other end ground connection of C23, the other end of R22 connects one end of R21 respectively, one end of R23, one end of R24, the other end of R21 connects Vref end, the other end of R23, the equal ground connection of the other end of R24, the 25th pin ground connection of U1, the 7th pin of U1 connects one end of C24, the other end ground connection of C24, and the 12nd pin of U1 connects one end of R20 respectively, one end of R16, one end of C21, the other end ground connection of R20, the 13rd pin of U1 connects one end of C16, one end of R13 respectively, 1st pin of Q3, 2nd pin of Q3, 3rd pin of Q3, the other end of R16, the other end of C21, one end of C17, one end of C18, one end of C14, one end of C15, 2nd pin of J2, the other end of C17, the other end of C18, the other end of C14, the other end of C15, 1st pin of J2, the equal ground connection of 3rd pin of J2, the 14th pin of U1 connects the other end of C16 respectively, the other end of R13, one end of L1, one end of C20, the other end ground connection of C20, the 17th pin ground connection of U1, the 19th pin of U1 connects the 4th pin of Q5, the 1st pin of Q5, 2nd pin of Q5, the equal ground connection of 3rd pin of Q5, the 18th pin of U1 connects the positive pole of D1, one end of C19, the other end ground connection of C19, the 22nd pin of U1 connects the negative pole of D1 respectively, one end of C13, the 20th pin of U1 connects the other end of C13 respectively, 1st pin of Q4, 2nd pin of Q4, 3rd pin of Q4, 5th pin of Q5, the other end of L1, the 21st pin of U1 connects the 4th pin of Q4, and the 23rd pin of U1 connects one end of R7, and the 24th pin of U1 connects one end of C8 respectively, one end of C9, one end of R1, the other end of C8, the equal ground connection of the other end of C9,
The 1st pin ground connection of J1, 2nd pin of J1 connects one end of F1, the other end of F1 connects one end of R23 respectively, one end of R24, 5th pin of Q1, one end of R12, one end of R14, one end of R15, the other end of R12 connects the positive pole of D3, the other end of R14 connects the positive pole of D4, the other end of R15 connects the positive pole of D2, the other end of R23 connects one end of C10, the other end ground connection of C10, the other end of R24 connects one end of C11, the other end ground connection of C11, 1st pin of Q1, 2nd pin of Q1, 3rd pin of Q1 all connects one end of C6, the other end of C6 connects the 4th pin of Q1 respectively, one end of R6, the other end of R11, 4th pin of Q2, the other end of R6 connects the 1st pin of Q2 respectively, 2nd pin of Q2, 3rd pin of Q2, the other end of R1, the other end of R7 connects the other end, the other end of C1, the 4th pin of Q3 of R5 respectively.
Wherein, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises constant current driver circuit for LED, described constant current driver circuit for LED is connected with control circuit, described constant current driver circuit for LED comprises the chip U8 of LM5001MA/NOPB type, the chip U9 of LM3414HVMR/NOPB type, inductance L 3, resistance R58, the voltage stabilizing didoe D20 of SS34 type, electric capacity C42, electric capacity C43, resistance R57, resistance R56, resistance R59, electric capacity C39, electric capacity C40, resistance R60, resistance R61, inductance L 4, the voltage stabilizing didoe D21 of SS34 type, light-emitting diode D22, light-emitting diode D23, light-emitting diode D24, electric capacity C41,
1st pin of U8 connects the positive pole of D20 respectively, one end of L3, the 2nd pin of U8 connects the other end of L3 respectively, V-SYS holds, and the 3rd pin of U8 connects one end of C43, the other end ground connection of C43, and the 4th pin of U8 connects one end of R58 respectively, earth terminal, the 5th pin of U8 connects the other end of R58, and the 6th pin of U8 connects one end of R57 respectively, one end of R56, one end of R59, the other end ground connection of R59, the 7th pin of U8 connects one end of C42, and the other end of C42 connects the other end of R57, and the 1st pin of U9 connects one end of C40, and the 2nd pin of U9 connects the other end of C40 respectively, earth terminal, the 3rd pin of U9 connects one end of R60, the other end ground connection of R60, the 4th pin ground connection of U9, and the 5th pin of U9 connects one end of R61, the other end ground connection of R61, and the 7th pin of U9 connects the positive pole of D21 respectively, one end of L4, the 8th pin of U9 connects the negative pole of D21 respectively, the positive pole of D22, one end of C41, one end of C39, the other end of R56, the negative pole of D20, the other end ground connection of C39, the negative pole of D22 connects the positive pole of D23, and the negative pole of D23 connects the positive pole of D24, and the negative pole of D24 connects the other end of L4, the other end ground connection of C41.
Second aspect, provides a kind of magnetic powder flaw detector, comprises above-mentioned alternating current-direct current magnetic powder flaw detector power supply processing circuit.
The beneficial effects of the utility model are: a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, comprise booster circuit, control circuit and voltage conversion circuit, described control circuit is connected with booster circuit, voltage conversion circuit respectively, input power boosting is input control circuit after direct voltage by described booster circuit, described control circuit control voltage translation circuit, the direct voltage of input is converted to alternating current and direct current, and described alternating current and direct current timesharing export.Visible, a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, be integrated with direct current and exchange two kinds of flaw detection mode of operations, under the prerequisite not changing crack detector, the complete detection of blemish, near surface flaw and buried defect can be carried out workpiece, simple to operate and easy to use.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in the description of the utility model embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the content of the utility model embodiment and these accompanying drawings.
Fig. 1 is the circuit structure block diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Fig. 2 is the booster circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Fig. 3 is the control circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Fig. 4 is the voltage conversion circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Fig. 5 is interchange control waveform and the output waveform of the control circuit that the utility model embodiment provides.
Fig. 6 is pulse direct current control waveform and the output waveform of the control circuit that the utility model embodiment provides.
Fig. 7 is the lithium fulgurite reason circuit diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Fig. 8 is the constant current driver circuit for LED schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Embodiment
The technical problem solved for making the utility model, the technical scheme of employing and the technique effect that reaches are clearly, be described in further detail below in conjunction with the technical scheme of accompanying drawing to the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those skilled in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, it is the circuit structure block diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides, and can be applicable to all kinds of magnetic powder flaw detector.
This alternating current-direct current magnetic powder flaw detector power supply processing circuit, comprise booster circuit, control circuit and voltage conversion circuit, described control circuit is connected with booster circuit, voltage conversion circuit respectively, input power boosting is input control circuit after direct voltage by described booster circuit, described control circuit control voltage translation circuit, the direct voltage of input is converted to alternating current and direct current, and described alternating current and direct current timesharing export.
Test shows: the field frequency of electromagnetic yoke is higher, stronger to the Flaw detectability on surface of the work and nearly surface, poorer to the detectability of buried defect; The field frequency of electromagnetic yoke is lower, and stronger to the detectability of the buried defect of workpiece, the detectability of effects on surface and near surface flaw is poorer.This alternating current-direct current magnetic powder flaw detector power supply processing circuit can timesharing output AC electricity and DC signal, lean out the blemish of workpiece, near surface flaw and buried defect so that disposable, eliminate to need to do in the past and once exchange the flaw detection direct current flaw detection that tries again and just can complete the trouble of comprehensive carrying out flaw detection.
Visible, a kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit, be integrated with direct current and exchange two kinds of flaw detection mode of operations, under the prerequisite not changing crack detector, the complete detection of blemish, near surface flaw and buried defect can be carried out workpiece, simple to operate and easy to use.
Please refer to Fig. 2, it is the booster circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Wherein, described booster circuit comprises SG2525AP cake core U10, electric capacity C50, electric capacity C51, resistance R73, resistance R76, electric capacity C53, resistance R74, resistance R75, electric capacity C52, resistance R68, electric capacity C47, resistance R71, the diode D31 of LL4148 type, the metal-oxide-semiconductor Q16 of IPD025N06N type, resistance R72, the diode D33 of LL4148 type, the metal-oxide-semiconductor Q17 of IPD025N06N type, electric capacity C49, the transformer T1 of PQ26-CF-168 type, the voltage stabilizing didoe D34 of RS1M type, the voltage stabilizing didoe D32 of RS1M type, the voltage stabilizing didoe D30 of RS1M type, the voltage stabilizing didoe D29 of RS1M type, electric capacity C48, the diode D26 of LL4148 type, the diode D25 of LL4148 type, electric capacity C44, resistance R62, electric capacity C45, electric capacity C46, resistance R63, the diode D27 of LL4148 type, the metal-oxide-semiconductor Q14 of IPD025N06N type, resistance R64, the diode D28 of LL4148 type, the metal-oxide-semiconductor Q15 of IPD025N06N type, resistance R67, resistance R65, resistance R66, resistance R69, resistance R70,
1st pin of U10 connects one end of R68, and the other end of R68 connects one end of C47, and the other end of C47 connects the 9th pin of U10, and the 2nd pin of U10 connects one end of R76 respectively, one end of R73, the other end ground connection of R76, the other end of R73 connects one end of C50 respectively, the positive pole of C51, 16th pin of U10, the other end of electric capacity C50, the equal ground connection of negative pole of C51, the 5th pin of U10 connects one end of C53 respectively, one end of R75, the other end of R75 connects the 7th pin of U10, and the other end of C53 connects one end of R74, the other end of R74 connects 6 pins of U10, 8th pin of U10 connects the positive pole of C52, the minus earth of C52, and the 10th pin of U10 connects one end of C44 respectively, one end of R62, the negative pole of D25, the negative pole of D26, the other end of C44, the equal ground connection of the other end of R62, the 11st pin of U10 connects one end of R71 respectively, the negative pole of D31, one end of R72, the negative pole of D33, the 12nd pin of U10 connects one end of C46 respectively, the negative pole of C45, earth terminal, the 13rd pin of U10 connects the other end of C46 respectively, the positive pole of C45, V-SYS holds, 15th pin of U10, one end connecting R63 respectively of the 14th pin of U10, the negative pole of D27, one end of R64, the negative pole of diode D28,
The other end of R63 connects the positive pole of D27, the grid of Q14, one end of R65 respectively, the other end of R65 connects one end of R69, earth terminal, the source electrode of Q14, the source electrode of Q16 respectively, and the drain electrode of Q14 connects the 2nd pin of the drain electrode of Q15, one end of R67, the 1st pin of the voltage input end of T1, the voltage input end of T1;
The grid of Q15 connects the other end of R64, the positive pole of D28, one end of R66 respectively, the source electrode of Q15 connects the other end of R66, one end of R70, the source electrode of Q17 respectively, the other end of R70 connects the other end, the positive pole of D33, the grid of Q17 of R72, and the other end of R67 connects one end of C49;
The other end of R71 connects positive pole, the grid of Q16, the other end of R69 of D31 respectively, and the drain electrode of Q16 connects the 6th pin of the drain electrode of Q17, the other end of C49, the 5th pin of the voltage input end of T1, the voltage input end of T1 respectively;
7th pin of the voltage output end of T1 connects the 8th pin of the positive pole of D34, the negative pole of D32, the voltage output end of T1,11st pin of the voltage output end of T1 connects the 12nd pin of the negative pole of D30, the positive pole of D29, the voltage output end of T1, the negative pole of D29 connects VH end, the positive pole of electric capacity C48, the negative pole of D34 respectively, and the positive pole of D30 connects the positive pole of the negative pole of C48, earth terminal, D32 respectively;
4th pin of the 3rd pin of the voltage input end of T1, the voltage input end of T1 all connects V-SYS end.
Above-mentioned electronic devices and components, the concrete model parameter as resistance or electric capacity with reference to shown in figure 2, can not repeat herein.
Please refer to Fig. 3, it is the control circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Wherein, described control circuit comprises chip U6, the resistance R47 of PIC16F1719-E/PT type, resistance R48, resistance R49, resistance R50, resistance R51, Light-Emitting Diode D15, Light-Emitting Diode D16, Light-Emitting Diode D17, Light-Emitting Diode D18, Light-Emitting Diode D19, crystal oscillator Y1, the electric capacity C29 of resistance R46,16MHz, the chip J3 of electric capacity C30, HEADER5 type, resistance R52, electric capacity C31, resistance R54, resistance R55, electric capacity C35, key switch SW1, electric capacity C32, resistance R53;
The 6th pin ground connection of U6, 7th pin of U6 connects 5V power input, 16th pin of U6 connects the 5th pin of J3, 17th pin of U6 connects the 4th pin of J3, 18th pin of U6 connects one end of C31 respectively, 1st pin of J3, one end of R52, the other end of R52 connects 5V power input respectively, 2nd pin of J3, the other end of C31 connects earth terminal respectively, 3rd pin of J3, 28th pin of U6 connects 5V power input, the 29th pin ground connection of U6, 30th pin of U6 connects one end of R46 respectively, one end of Y1, one end of C29, 31st pin of U6 connects the other end of R46 respectively, the other end of Y1, one end of C30, the other end of C29 and the equal ground connection of the other end of C30,
35th pin of U6 connects the negative pole of D19, and the positive pole of D19 connects one end of R51, and the other end of R51 connects 5V power input;
36th pin of U6 connects the negative pole of D18, and the positive pole of D18 connects one end of R50, and the other end of R50 connects 5V power input;
37th pin of U6 connects the negative pole of D17, and the positive pole of D17 connects one end of R49, and the other end of R49 connects 5V power input;
38th pin of U6 connects the negative pole of D16, and the positive pole of D16 connects one end of R48, and the other end of R48 connects 5V power input;
39th pin of U6 connects the negative pole of D15, and the positive pole of D15 connects one end of R47, and the other end of R47 connects 5V power input;
43rd pin of U6 connects one end of R54, one end of C35, one end of R55 respectively, the other end of R54 connects V-SYS end, the other end of C35, the equal ground connection of the other end of R55,44th pin of U6 connects the input of SW1, one end of R53, one end of C32 respectively, the other end of R53 connects 5V power input, the output of SW1, the equal ground connection of the other end of C32.
Above-mentioned electronic devices and components, the concrete model parameter as resistance or electric capacity with reference to shown in figure 3, can not repeat herein.
Please refer to Fig. 4, the voltage conversion circuit schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that its utility model embodiment provides.
Wherein, described voltage conversion circuit comprises the chip U2 of IRS21867S type, the chip U3 of IRS21867S type, the voltage stabilizing didoe D9 of RS1M type, electric capacity C25, resistance R25, the diode D5 of LL4148 type, resistance R26, the metal-oxide-semiconductor Q6 of IPD65R190C7 type, resistance R27, the diode D6 of LL4148 type, resistance R30, the metal-oxide-semiconductor Q7 of IPD65R190C7 type, inductance L 2, the metal-oxide-semiconductor Q8 of IPD65R190C7 type, resistance R31, the diode D7 of LL4148 type, resistance R28, the metal-oxide-semiconductor Q9 of IPD65R190C7 type, resistance R32, the diode D8 of LL4148 type, resistance R29, electric capacity C26, the voltage stabilizing didoe D10 of RS1M type, resistance R33, the diode D11 of LL4148 type, resistance R37, the metal-oxide-semiconductor Q10 of IPD65R190C7 type, resistance R34, the diode D12 of LL4148 type, resistance R38, the metal-oxide-semiconductor Q11 of IPD65R190C7 type, resistance R41, the metal-oxide-semiconductor Q12 of IPD65R190C7 type, resistance R39, the diode D14 of LL4148 type, resistance R35, the metal-oxide-semiconductor Q13 of IPD65R190C7 type, resistance R40, the diode D13 of LL4148 type, resistance R36, resistance R42, the accurate voltage-stabiliser tube U5 of TL431/CYL type, resistance R44, resistance R45, electric capacity C27, electric capacity C28, the operational amplifier U4 of TL331MDBVTEP type, resistance R43,
1st pin of U2 connects V-SYS end respectively, the positive pole of D9, 4th pin of U2 connects one end of R37 respectively, the source electrode of Q10, one end of R38, the source electrode of Q11, one end of R41, the source electrode of Q12, one end of R39, the source electrode of Q13, one end of R40, one end of C28, the input IN+ of U4 holds, 4th pin of U3, the other end ground connection of C28, 5th pin of U2 connects one end of R33 respectively, the negative pole of D11, one end of R34, the negative pole of D12, 6th pin of U2 connects the negative pole of C25 respectively, one end of R26, the source electrode of Q6, the drain electrode of Q10, one end of R30, the source electrode of Q7, the drain electrode of Q11, one end of L2, 7th pin of U2 connects one end of R25 respectively, the negative pole of D5, one end of R27, the negative pole of D6, 8th pin of U2 connects the positive pole of C25 respectively, the negative pole of D9,
1st pin of U3 connects the positive pole of V-SYS end, D10 respectively, 5th pin of U3 connects one end of R36, the negative pole of D13, one end of R35, the negative pole of D14 respectively, 6th pin of U3 connects the negative pole of C26, one end of R32, the source electrode of Q9, the drain electrode of Q13, one end of R31, the source electrode of Q8, the drain electrode of Q12, the other end of L2 respectively, 7th pin of U3 connects one end of R29, the negative pole of D8, one end of R32, one end of R28, the negative pole of D7 respectively, and the 8th pin of U3 connects the positive pole of C26, the negative pole of D10 respectively;
The other end of R33 connects the positive pole of D11 respectively, the other end of R37, the grid of Q10, the other end of R34 connects the positive pole of D12 respectively, the other end of R38, the grid of Q11, the other end of R27 connects the positive pole of D6 respectively, the other end of R30, the grid of Q7, the other end of R25 connects the positive pole of D5 respectively, the other end of R26, the grid of Q6, the other end of R29 connects the positive pole of D8 respectively, the other end of R32, the grid of Q9, the other end of R28 connects the positive pole of D7 respectively, the other end of R31, the grid of Q8, the other end of R36 connects the positive pole of D13 respectively, the other end of R40, the grid of Q13, the other end of R35 connects the positive pole of D14 respectively, the other end of R39, the grid of Q12, the drain electrode of Q6 connects VH end, the drain electrode of Q7 connects VH end, the drain electrode of Q8 connects VH end, the drain electrode of Q9 connects VH end,
The input IN-end of U4 connects one end of C27, one end of R45, one end of R44 respectively, the other end of R45, the equal ground connection of the other end of C27, the other end of R44 connects one end of R42, the negative pole of U5, the adjustable output of U5 respectively, the other end of R42 connects V-SYS end, the plus earth of U5, the output of U4 connects one end of R43, and the other end of R43 connects the voltage input positive pole of V-SYS end, U4 respectively, the voltage input minus earth of U4.
Above-mentioned electronic devices and components, the concrete model parameter as resistance or electric capacity with reference to shown in figure 4, can not repeat herein.
This control circuit can realize the output of various waveform.Please refer to Fig. 5, it is interchange control waveform and the output waveform of the control circuit that the utility model embodiment provides.Please refer to Fig. 6, it is pulse direct current control waveform and the output waveform of the control circuit that the utility model embodiment provides.This interchange control waveform and output waveform are trapezoidal wave.
Please refer to Fig. 7, it is the lithium fulgurite reason circuit diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Wherein, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises lithium electricity management circuit, and described lithium electricity management circuit connects described booster circuit, and described lithium electricity management circuit comprises the chip U1 of BQ24610 type, the chip Q1 of SI7617DN type, the chip Q2 of SI7617DN type, the chip Q3 of SI7617DN type, the chip Q4 of Sis412DN type, the chip Q5 of Sis412DN type, interface socket J1, fuse F1, electric capacity C10, electric capacity C11, resistance R3, resistance R4, electric capacity C6, resistance R6, resistance R1, resistance R2, electric capacity C12, electric capacity C7, electric capacity C8, electric capacity C9, resistance R7, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, resistance R12, resistance R14, resistance R15, light-emitting diode D3, light-emitting diode D4, light-emitting diode D2, resistance R8, resistance R9, resistance R10, resistance R17, resistance R18, resistance R19, electric capacity C22, electric capacity C13, the bi-directional voltage stabilizing chip D1 of BAT54C type, electric capacity C19, electric capacity C20, the inductance L 1 of 6.8mH type, resistance R13, electric capacity C16, resistance R16, resistance R20, electric capacity C21, electric capacity C17, electric capacity C18, electric capacity C14, electric capacity C15, interface socket J2, resistance R21, resistance R23, resistance R24, resistance R22, electric capacity C23, electric capacity C24,
1st pin of U1 connects one end of C7 respectively, one end of R2, 5th pin of Q4, one end of R5, one end of C1, 5th pin of Q3, one end of C2, one end of C3, one end of C4, one end of C5, V-SYS holds, and the 2nd pin of U1 connects the other end of C7 respectively, one end of C12, the other end of R2, 5th pin of Q2, the other end ground connection of C12, the 3rd pin of U1 connects one end of R11, and the 11st pin of U1 connects one end of R10 respectively, one end of R19, the 15th pin of U1 connects one end of R9 respectively, one end of R18, the 16th pin of U1 connects one end of R8 respectively, one end of R17, the other end of R17, the other end of R18, the equal ground connection of the other end of R19, the other end of R8, the other end of R9, the other end of R10 all connects Vref end, and the 10th pin of U1 connects one end of C22 respectively, Vref holds, 4th pin of U1, the other end ground connection of C22, the 5th pin of U1 connects the negative pole of D2, and the 9th pin of U1 connects the negative pole of D4, and the 8th pin of U1 connects the negative pole of D3, and the 6th pin of U1 connects one end of C23 respectively, one end of R22, the other end ground connection of C23, the other end of R22 connects one end of R21 respectively, one end of R23, one end of R24, the other end of R21 connects Vref end, the other end of R23, the equal ground connection of the other end of R24, the 25th pin ground connection of U1, the 7th pin of U1 connects one end of C24, the other end ground connection of C24, and the 12nd pin of U1 connects one end of R20 respectively, one end of R16, one end of C21, the other end ground connection of R20, the 13rd pin of U1 connects one end of C16, one end of R13 respectively, 1st pin of Q3, 2nd pin of Q3, 3rd pin of Q3, the other end of R16, the other end of C21, one end of C17, one end of C18, one end of C14, one end of C15, 2nd pin of J2, the other end of C17, the other end of C18, the other end of C14, the other end of C15, 1st pin of J2, the equal ground connection of 3rd pin of J2, the 14th pin of U1 connects the other end of C16 respectively, the other end of R13, one end of L1, one end of C20, the other end ground connection of C20, the 17th pin ground connection of U1, the 19th pin of U1 connects the 4th pin of Q5, the 1st pin of Q5, 2nd pin of Q5, the equal ground connection of 3rd pin of Q5, the 18th pin of U1 connects the positive pole of D1, one end of C19, the other end ground connection of C19, the 22nd pin of U1 connects the negative pole of D1 respectively, one end of C13, the 20th pin of U1 connects the other end of C13 respectively, 1st pin of Q4, 2nd pin of Q4, 3rd pin of Q4, 5th pin of Q5, the other end of L1, the 21st pin of U1 connects the 4th pin of Q4, and the 23rd pin of U1 connects one end of R7, and the 24th pin of U1 connects one end of C8 respectively, one end of C9, one end of R1, the other end of C8, the equal ground connection of the other end of C9,
The 1st pin ground connection of J1, 2nd pin of J1 connects one end of F1, the other end of F1 connects one end of R23 respectively, one end of R24, 5th pin of Q1, one end of R12, one end of R14, one end of R15, the other end of R12 connects the positive pole of D3, the other end of R14 connects the positive pole of D4, the other end of R15 connects the positive pole of D2, the other end of R23 connects one end of C10, the other end ground connection of C10, the other end of R24 connects one end of C11, the other end ground connection of C11, 1st pin of Q1, 2nd pin of Q1, 3rd pin of Q1 all connects one end of C6, the other end of C6 connects the 4th pin of Q1 respectively, one end of R6, the other end of R11, 4th pin of Q2, the other end of R6 connects the 1st pin of Q2 respectively, 2nd pin of Q2, 3rd pin of Q2, the other end of R1, the other end of R7 connects the other end, the other end of C1, the 4th pin of Q3 of R5 respectively.
Above-mentioned electronic devices and components, the concrete model parameter as resistance or electric capacity with reference to shown in figure 7, can not repeat herein.
Please refer to Fig. 8, it is the constant current driver circuit for LED schematic diagram of the alternating current-direct current magnetic powder flaw detector power supply processing circuit that the utility model embodiment provides.
Wherein, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises constant current driver circuit for LED, described constant current driver circuit for LED is connected with control circuit, described constant current driver circuit for LED comprises the chip U8 of LM5001MA/NOPB type, the chip U9 of LM3414HVMR/NOPB type, inductance L 3, resistance R58, the voltage stabilizing didoe D20 of SS34 type, electric capacity C42, electric capacity C43, resistance R57, resistance R56, resistance R59, electric capacity C39, electric capacity C40, resistance R60, resistance R61, inductance L 4, the voltage stabilizing didoe D21 of SS34 type, light-emitting diode D22, light-emitting diode D23, light-emitting diode D24, electric capacity C41,
1st pin of U8 connects the positive pole of D20 respectively, one end of L3, the 2nd pin of U8 connects the other end of L3 respectively, V-SYS holds, and the 3rd pin of U8 connects one end of C43, the other end ground connection of C43, and the 4th pin of U8 connects one end of R58 respectively, earth terminal, the 5th pin of U8 connects the other end of R58, and the 6th pin of U8 connects one end of R57 respectively, one end of R56, one end of R59, the other end ground connection of R59, the 7th pin of U8 connects one end of C42, and the other end of C42 connects the other end of R57, and the 1st pin of U9 connects one end of C40, and the 2nd pin of U9 connects the other end of C40 respectively, earth terminal, the 3rd pin of U9 connects one end of R60, the other end ground connection of R60, the 4th pin ground connection of U9, and the 5th pin of U9 connects one end of R61, the other end ground connection of R61, and the 7th pin of U9 connects the positive pole of D21 respectively, one end of L4, the 8th pin of U9 connects the negative pole of D21 respectively, the positive pole of D22, one end of C41, one end of C39, the other end of R56, the negative pole of D20, the other end ground connection of C39, the negative pole of D22 connects the positive pole of D23, and the negative pole of D23 connects the positive pole of D24, and the negative pole of D24 connects the other end of L4, the other end ground connection of C41.
Above-mentioned electronic devices and components, the concrete model parameter as resistance or electric capacity with reference to shown in figure 8, can not repeat herein.
The common practise that above-mentioned various circuit also can be grasped according to those skilled in the art, under the technical background of the technical program, selects different circuit connecting modes and the components and parts of different parameters, to realize each self-corresponding function.
Preferably, the utility model embodiment also provides a kind of magnetic powder flaw detector.This magnetic powder flaw detector, comprises above-mentioned alternating current-direct current magnetic powder flaw detector power supply processing circuit.
This magnetic powder flaw detector, is integrated with direct current and exchanges two kinds of flaw detection mode of operations, can carry out the complete detection of blemish, near surface flaw and buried defect under the prerequisite not changing crack detector to workpiece, simple to operate and easy to use.
A kind of alternating current-direct current magnetic powder flaw detector power supply processing circuit and magnetic powder flaw detector, be integrated with direct current and exchange two kinds of flaw detection mode of operations, the complete detection of blemish, near surface flaw and buried defect can be carried out to workpiece under the prerequisite not changing crack detector, simple to operate and easy to use.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (7)
1. an alternating current-direct current magnetic powder flaw detector power supply processing circuit, it is characterized in that: comprise booster circuit, control circuit and voltage conversion circuit, described control circuit is connected with booster circuit, voltage conversion circuit respectively, input power boosting is input control circuit after direct voltage by described booster circuit, described control circuit control voltage translation circuit, the direct voltage of input is converted to alternating current and direct current, and described alternating current and direct current timesharing export.
2. alternating current-direct current magnetic powder flaw detector power supply processing circuit according to claim 1, is characterized in that, described booster circuit comprises SG2525AP cake core U10, electric capacity C50, electric capacity C51, resistance R73, resistance R76, electric capacity C53, resistance R74, resistance R75, electric capacity C52, resistance R68, electric capacity C47, resistance R71, the diode D31 of LL4148 type, the metal-oxide-semiconductor Q16 of IPD025N06N type, resistance R72, the diode D33 of LL4148 type, the metal-oxide-semiconductor Q17 of IPD025N06N type, electric capacity C49, the transformer T1 of PQ26-CF-168 type, the voltage stabilizing didoe D34 of RS1M type, the voltage stabilizing didoe D32 of RS1M type, the voltage stabilizing didoe D30 of RS1M type, the voltage stabilizing didoe D29 of RS1M type, electric capacity C48, the diode D26 of LL4148 type, the diode D25 of LL4148 type, electric capacity C44, resistance R62, electric capacity C45, electric capacity C46, resistance R63, the diode D27 of LL4148 type, the metal-oxide-semiconductor Q14 of IPD025N06N type, resistance R64, the diode D28 of LL4148 type, the metal-oxide-semiconductor Q15 of IPD025N06N type, resistance R67, resistance R65, resistance R66, resistance R69, resistance R70,
1st pin of U10 connects one end of R68, and the other end of R68 connects one end of C47, and the other end of C47 connects the 9th pin of U10, and the 2nd pin of U10 connects one end of R76 respectively, one end of R73, the other end ground connection of R76, the other end of R73 connects one end of C50 respectively, the positive pole of C51, 16th pin of U10, the other end of electric capacity C50, the equal ground connection of negative pole of C51, the 5th pin of U10 connects one end of C53 respectively, one end of R75, the other end of R75 connects the 7th pin of U10, and the other end of C53 connects one end of R74, the other end of R74 connects 6 pins of U10, 8th pin of U10 connects the positive pole of C52, the minus earth of C52, and the 10th pin of U10 connects one end of C44 respectively, one end of R62, the negative pole of D25, the negative pole of D26, the other end of C44, the equal ground connection of the other end of R62, the 11st pin of U10 connects one end of R71 respectively, the negative pole of D31, one end of R72, the negative pole of D33, the 12nd pin of U10 connects one end of C46 respectively, the negative pole of C45, earth terminal, the 13rd pin of U10 connects the other end of C46 respectively, the positive pole of C45, V-SYS holds, 15th pin of U10, one end connecting R63 respectively of the 14th pin of U10, the negative pole of D27, one end of R64, the negative pole of diode D28,
The other end of R63 connects the positive pole of D27, the grid of Q14, one end of R65 respectively, the other end of R65 connects one end of R69, earth terminal, the source electrode of Q14, the source electrode of Q16 respectively, and the drain electrode of Q14 connects the 2nd pin of the drain electrode of Q15, one end of R67, the 1st pin of the voltage input end of T1, the voltage input end of T1;
The grid of Q15 connects the other end of R64, the positive pole of D28, one end of R66 respectively, the source electrode of Q15 connects the other end of R66, one end of R70, the source electrode of Q17 respectively, the other end of R70 connects the other end, the positive pole of D33, the grid of Q17 of R72, and the other end of R67 connects one end of C49;
The other end of R71 connects positive pole, the grid of Q16, the other end of R69 of D31 respectively, and the drain electrode of Q16 connects the 6th pin of the drain electrode of Q17, the other end of C49, the 5th pin of the voltage input end of T1, the voltage input end of T1 respectively;
7th pin of the voltage output end of T1 connects the 8th pin of the positive pole of D34, the negative pole of D32, the voltage output end of T1,11st pin of the voltage output end of T1 connects the 12nd pin of the negative pole of D30, the positive pole of D29, the voltage output end of T1, the negative pole of D29 connects VH end, the positive pole of electric capacity C48, the negative pole of D34 respectively, and the positive pole of D30 connects the positive pole of the negative pole of C48, earth terminal, D32 respectively;
4th pin of the 3rd pin of the voltage input end of T1, the voltage input end of T1 all connects V-SYS end.
3. alternating current-direct current magnetic powder flaw detector power supply processing circuit according to claim 1, it is characterized in that, described control circuit comprises the chip U6 of PIC16F1719-E/PT type, resistance R47, resistance R48, resistance R49, resistance R50, resistance R51, Light-Emitting Diode D15, Light-Emitting Diode D16, Light-Emitting Diode D17, Light-Emitting Diode D18, Light-Emitting Diode D19, resistance R46, the crystal oscillator Y1 of 16MHz, electric capacity C29, electric capacity C30, the chip J3 of HEADER5 type, resistance R52, electric capacity C31, resistance R54, resistance R55, electric capacity C35, key switch SW1, electric capacity C32, resistance R53,
The 6th pin ground connection of U6, 7th pin of U6 connects 5V power input, 16th pin of U6 connects the 5th pin of J3, 17th pin of U6 connects the 4th pin of J3, 18th pin of U6 connects one end of C31 respectively, 1st pin of J3, one end of R52, the other end of R52 connects 5V power input respectively, 2nd pin of J3, the other end of C31 connects earth terminal respectively, 3rd pin of J3, 28th pin of U6 connects 5V power input, the 29th pin ground connection of U6, 30th pin of U6 connects one end of R46 respectively, one end of Y1, one end of C29, 31st pin of U6 connects the other end of R46 respectively, the other end of Y1, one end of C30, the other end of C29 and the equal ground connection of the other end of C30,
35th pin of U6 connects the negative pole of D19, and the positive pole of D19 connects one end of R51, and the other end of R51 connects 5V power input;
36th pin of U6 connects the negative pole of D18, and the positive pole of D18 connects one end of R50, and the other end of R50 connects 5V power input;
37th pin of U6 connects the negative pole of D17, and the positive pole of D17 connects one end of R49, and the other end of R49 connects 5V power input;
38th pin of U6 connects the negative pole of D16, and the positive pole of D16 connects one end of R48, and the other end of R48 connects 5V power input;
39th pin of U6 connects the negative pole of D15, and the positive pole of D15 connects one end of R47, and the other end of R47 connects 5V power input;
43rd pin of U6 connects one end of R54, one end of C35, one end of R55 respectively, the other end of R54 connects V-SYS end, the other end of C35, the equal ground connection of the other end of R55,44th pin of U6 connects the input of SW1, one end of R53, one end of C32 respectively, the other end of R53 connects 5V power input, the output of SW1, the equal ground connection of the other end of C32.
4. alternating current-direct current magnetic powder flaw detector power supply processing circuit according to claim 1, is characterized in that, described voltage conversion circuit comprises the chip U2 of IRS21867S type, the chip U3 of IRS21867S type, the voltage stabilizing didoe D9 of RS1M type, electric capacity C25, resistance R25, the diode D5 of LL4148 type, resistance R26, the metal-oxide-semiconductor Q6 of IPD65R190C7 type, resistance R27, the diode D6 of LL4148 type, resistance R30, the metal-oxide-semiconductor Q7 of IPD65R190C7 type, inductance L 2, the metal-oxide-semiconductor Q8 of IPD65R190C7 type, resistance R31, the diode D7 of LL4148 type, resistance R28, the metal-oxide-semiconductor Q9 of IPD65R190C7 type, resistance R32, the diode D8 of LL4148 type, resistance R29, electric capacity C26, the voltage stabilizing didoe D10 of RS1M type, resistance R33, the diode D11 of LL4148 type, resistance R37, the metal-oxide-semiconductor Q10 of IPD65R190C7 type, resistance R34, the diode D12 of LL4148 type, resistance R38, the metal-oxide-semiconductor Q11 of IPD65R190C7 type, resistance R41, the metal-oxide-semiconductor Q12 of IPD65R190C7 type, resistance R39, the diode D14 of LL4148 type, resistance R35, the metal-oxide-semiconductor Q13 of IPD65R190C7 type, resistance R40, the diode D13 of LL4148 type, resistance R36, resistance R42, the accurate voltage-stabiliser tube U5 of TL431/CYL type, resistance R44, resistance R45, electric capacity C27, electric capacity C28, the operational amplifier U4 of TL331MDBVTEP type, resistance R43,
1st pin of U2 connects V-SYS end respectively, the positive pole of D9, 4th pin of U2 connects one end of R37 respectively, the source electrode of Q10, one end of R38, the source electrode of Q11, one end of R41, the source electrode of Q12, one end of R39, the source electrode of Q13, one end of R40, one end of C28, the input IN+ of U4 holds, 4th pin of U3, the other end ground connection of C28, 5th pin of U2 connects one end of R33 respectively, the negative pole of D11, one end of R34, the negative pole of D12, 6th pin of U2 connects the negative pole of C25 respectively, one end of R26, the source electrode of Q6, the drain electrode of Q10, one end of R30, the source electrode of Q7, the drain electrode of Q11, one end of L2, 7th pin of U2 connects one end of R25 respectively, the negative pole of D5, one end of R27, the negative pole of D6, 8th pin of U2 connects the positive pole of C25 respectively, the negative pole of D9,
1st pin of U3 connects the positive pole of V-SYS end, D10 respectively, 5th pin of U3 connects one end of R36, the negative pole of D13, one end of R35, the negative pole of D14 respectively, 6th pin of U3 connects the negative pole of C26, one end of R32, the source electrode of Q9, the drain electrode of Q13, one end of R31, the source electrode of Q8, the drain electrode of Q12, the other end of L2 respectively, 7th pin of U3 connects one end of R29, the negative pole of D8, one end of R32, one end of R28, the negative pole of D7 respectively, and the 8th pin of U3 connects the positive pole of C26, the negative pole of D10 respectively;
The other end of R33 connects the positive pole of D11 respectively, the other end of R37, the grid of Q10, the other end of R34 connects the positive pole of D12 respectively, the other end of R38, the grid of Q11, the other end of R27 connects the positive pole of D6 respectively, the other end of R30, the grid of Q7, the other end of R25 connects the positive pole of D5 respectively, the other end of R26, the grid of Q6, the other end of R29 connects the positive pole of D8 respectively, the other end of R32, the grid of Q9, the other end of R28 connects the positive pole of D7 respectively, the other end of R31, the grid of Q8, the other end of R36 connects the positive pole of D13 respectively, the other end of R40, the grid of Q13, the other end of R35 connects the positive pole of D14 respectively, the other end of R39, the grid of Q12, the drain electrode of Q6 connects VH end, the drain electrode of Q7 connects VH end, the drain electrode of Q8 connects VH end, the drain electrode of Q9 connects VH end,
The input IN-end of U4 connects one end of C27, one end of R45, one end of R44 respectively, the other end of R45, the equal ground connection of the other end of C27, the other end of R44 connects one end of R42, the negative pole of U5, the adjustable output of U5 respectively, the other end of R42 connects V-SYS end, the plus earth of U5, the output of U4 connects one end of R43, and the other end of R43 connects the voltage input positive pole of V-SYS end, U4 respectively, the voltage input minus earth of U4.
5. alternating current-direct current magnetic powder flaw detector power supply processing circuit according to claim 1, it is characterized in that, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises lithium electricity management circuit, described lithium electricity management circuit connects described booster circuit, and described lithium electricity management circuit comprises the chip U1 of BQ24610 type, the chip Q1 of SI7617DN type, the chip Q2 of SI7617DN type, the chip Q3 of SI7617DN type, the chip Q4 of Sis412DN type, the chip Q5 of Sis412DN type, interface socket J1, fuse F1, electric capacity C10, electric capacity C11, resistance R3, resistance R4, electric capacity C6, resistance R6, resistance R1, resistance R2, electric capacity C12, electric capacity C7, electric capacity C8, electric capacity C9, resistance R7, resistance R5, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, resistance R12, resistance R14, resistance R15, light-emitting diode D3, light-emitting diode D4, light-emitting diode D2, resistance R8, resistance R9, resistance R10, resistance R17, resistance R18, resistance R19, electric capacity C22, electric capacity C13, the bi-directional voltage stabilizing chip D1 of BAT54C type, electric capacity C19, electric capacity C20, the inductance L 1 of 6.8mH type, resistance R13, electric capacity C16, resistance R16, resistance R20, electric capacity C21, electric capacity C17, electric capacity C18, electric capacity C14, electric capacity C15, interface socket J2, resistance R21, resistance R23, resistance R24, resistance R22, electric capacity C23, electric capacity C24,
1st pin of U1 connects one end of C7 respectively, one end of R2, 5th pin of Q4, one end of R5, one end of C1, 5th pin of Q3, one end of C2, one end of C3, one end of C4, one end of C5, V-SYS holds, and the 2nd pin of U1 connects the other end of C7 respectively, one end of C12, the other end of R2, 5th pin of Q2, the other end ground connection of C12, the 3rd pin of U1 connects one end of R11, and the 11st pin of U1 connects one end of R10 respectively, one end of R19, the 15th pin of U1 connects one end of R9 respectively, one end of R18, the 16th pin of U1 connects one end of R8 respectively, one end of R17, the other end of R17, the other end of R18, the equal ground connection of the other end of R19, the other end of R8, the other end of R9, the other end of R10 all connects Vref end, and the 10th pin of U1 connects one end of C22 respectively, Vref holds, 4th pin of U1, the other end ground connection of C22, the 5th pin of U1 connects the negative pole of D2, and the 9th pin of U1 connects the negative pole of D4, and the 8th pin of U1 connects the negative pole of D3, and the 6th pin of U1 connects one end of C23 respectively, one end of R22, the other end ground connection of C23, the other end of R22 connects one end of R21 respectively, one end of R23, one end of R24, the other end of R21 connects Vref end, the other end of R23, the equal ground connection of the other end of R24, the 25th pin ground connection of U1, the 7th pin of U1 connects one end of C24, the other end ground connection of C24, and the 12nd pin of U1 connects one end of R20 respectively, one end of R16, one end of C21, the other end ground connection of R20, the 13rd pin of U1 connects one end of C16, one end of R13 respectively, 1st pin of Q3, 2nd pin of Q3, 3rd pin of Q3, the other end of R16, the other end of C21, one end of C17, one end of C18, one end of C14, one end of C15, 2nd pin of J2, the other end of C17, the other end of C18, the other end of C14, the other end of C15, 1st pin of J2, the equal ground connection of 3rd pin of J2, the 14th pin of U1 connects the other end of C16 respectively, the other end of R13, one end of L1, one end of C20, the other end ground connection of C20, the 17th pin ground connection of U1, the 19th pin of U1 connects the 4th pin of Q5, the 1st pin of Q5, 2nd pin of Q5, the equal ground connection of 3rd pin of Q5, the 18th pin of U1 connects the positive pole of D1, one end of C19, the other end ground connection of C19, the 22nd pin of U1 connects the negative pole of D1 respectively, one end of C13, the 20th pin of U1 connects the other end of C13 respectively, 1st pin of Q4, 2nd pin of Q4, 3rd pin of Q4, 5th pin of Q5, the other end of L1, the 21st pin of U1 connects the 4th pin of Q4, and the 23rd pin of U1 connects one end of R7, and the 24th pin of U1 connects one end of C8 respectively, one end of C9, one end of R1, the other end of C8, the equal ground connection of the other end of C9,
The 1st pin ground connection of J1, 2nd pin of J1 connects one end of F1, the other end of F1 connects one end of R23 respectively, one end of R24, 5th pin of Q1, one end of R12, one end of R14, one end of R15, the other end of R12 connects the positive pole of D3, the other end of R14 connects the positive pole of D4, the other end of R15 connects the positive pole of D2, the other end of R23 connects one end of C10, the other end ground connection of C10, the other end of R24 connects one end of C11, the other end ground connection of C11, 1st pin of Q1, 2nd pin of Q1, 3rd pin of Q1 all connects one end of C6, the other end of C6 connects the 4th pin of Q1 respectively, one end of R6, the other end of R11, 4th pin of Q2, the other end of R6 connects the 1st pin of Q2 respectively, 2nd pin of Q2, 3rd pin of Q2, the other end of R1, the other end of R7 connects the other end, the other end of C1, the 4th pin of Q3 of R5 respectively.
6. alternating current-direct current magnetic powder flaw detector power supply processing circuit according to claim 1, it is characterized in that, described alternating current-direct current magnetic powder flaw detector power supply processing circuit also comprises constant current driver circuit for LED, described constant current driver circuit for LED is connected with control circuit, described constant current driver circuit for LED comprises the chip U8 of LM5001MA/NOPB type, the chip U9 of LM3414HVMR/NOPB type, inductance L 3, resistance R58, the voltage stabilizing didoe D20 of SS34 type, electric capacity C42, electric capacity C43, resistance R57, resistance R56, resistance R59, electric capacity C39, electric capacity C40, resistance R60, resistance R61, inductance L 4, the voltage stabilizing didoe D21 of SS34 type, light-emitting diode D22, light-emitting diode D23, light-emitting diode D24, electric capacity C41,
1st pin of U8 connects the positive pole of D20 respectively, one end of L3, the 2nd pin of U8 connects the other end of L3 respectively, V-SYS holds, and the 3rd pin of U8 connects one end of C43, the other end ground connection of C43, and the 4th pin of U8 connects one end of R58 respectively, earth terminal, the 5th pin of U8 connects the other end of R58, and the 6th pin of U8 connects one end of R57 respectively, one end of R56, one end of R59, the other end ground connection of R59, the 7th pin of U8 connects one end of C42, and the other end of C42 connects the other end of R57, and the 1st pin of U9 connects one end of C40, and the 2nd pin of U9 connects the other end of C40 respectively, earth terminal, the 3rd pin of U9 connects one end of R60, the other end ground connection of R60, the 4th pin ground connection of U9, and the 5th pin of U9 connects one end of R61, the other end ground connection of R61, and the 7th pin of U9 connects the positive pole of D21 respectively, one end of L4, the 8th pin of U9 connects the negative pole of D21 respectively, the positive pole of D22, one end of C41, one end of C39, the other end of R56, the negative pole of D20, the other end ground connection of C39, the negative pole of D22 connects the positive pole of D23, and the negative pole of D23 connects the positive pole of D24, and the negative pole of D24 connects the other end of L4, the other end ground connection of C41.
7. a magnetic powder flaw detector, is characterized in that, comprises the alternating current-direct current magnetic powder flaw detector power supply processing circuit as described in claim 1-6 any one.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104796002A (en) * | 2015-04-28 | 2015-07-22 | 深圳市神视检验有限公司 | Power processing circuit of AC/DC magnetic defect detector and magnetic defect detector |
| CN108089055A (en) * | 2016-11-23 | 2018-05-29 | 中国航发商用航空发动机有限责任公司 | A kind of testing lines device and its test method |
| CN108896609A (en) * | 2018-07-27 | 2018-11-27 | 爱德森（厦门）电子有限公司 | A kind of metal material discontinuity alternating current-direct current excitation detection device and method |
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2015
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104796002A (en) * | 2015-04-28 | 2015-07-22 | 深圳市神视检验有限公司 | Power processing circuit of AC/DC magnetic defect detector and magnetic defect detector |
| WO2016173297A1 (en) * | 2015-04-28 | 2016-11-03 | 深圳市神视检验有限公司 | Power processing circuit of ac/dc magnetic defect detector and magnetic defect detector |
| CN108089055A (en) * | 2016-11-23 | 2018-05-29 | 中国航发商用航空发动机有限责任公司 | A kind of testing lines device and its test method |
| CN108896609A (en) * | 2018-07-27 | 2018-11-27 | 爱德森（厦门）电子有限公司 | A kind of metal material discontinuity alternating current-direct current excitation detection device and method |
| CN108896609B (en) * | 2018-07-27 | 2020-11-17 | 爱德森（厦门）电子有限公司 | Metal material discontinuity alternating current-direct current excitation detection device and method |
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