CN204716668U - Servovalve detection device in a kind of Hydrauservo System - Google Patents
Servovalve detection device in a kind of Hydrauservo System Download PDFInfo
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- CN204716668U CN204716668U CN201520454049.4U CN201520454049U CN204716668U CN 204716668 U CN204716668 U CN 204716668U CN 201520454049 U CN201520454049 U CN 201520454049U CN 204716668 U CN204716668 U CN 204716668U
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- pin
- side interface
- hydrovalve
- voltage table
- valve head
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- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000001413 cellular effect Effects 0.000 claims abstract description 6
- 230000011664 signaling Effects 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000003252 repetitive effect Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000005098 hot rolling Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses servovalve detection device in a kind of Hydrauservo System; comprise base, protective cover and be placed in VP supply voltage, IP source current table, enable voltage table, VI2 signal voltage table, AI signal code table, VI1 signal voltage table, AO spool ammeter, the resistance of base; protective cover covers on base, it offers the hole of matching with each instrument.The utility model can localizing faults fast and accurately, adopt aviation plug A, B of servovalve as interface, effectively avoid because the too little inconvenience in valve head cellular type plug aperture is measured, on each signaling line repetitive measurement of plug and shortcoming signaling line measuring error being affected to the judgement to accident.Its structural design is simple, using effect good, it is all very convenient to change and carry.
Description
Technical field
The utility model relates to a kind of servovalve detection device, servovalve detection device in especially a kind of Hydrauservo System, belongs to hot rolling manufacturing mechanism technical field.
Background technique
Modern hot rolling line all configures and overlaps Hydrauservo System more, for servo-control systems such as hot rolling line roughing vertical roll AWC, the flat rod AGC of roughing, finish rolling kink, finish rolling roller, finish rolling roll shifting and finish rolling AGC, the servovalve of hydraulic control system, after accepting electric simulation signal, exports flow and the pressure of corresponding modulation.It is electro-hydraulic converting element, is also power amplification element, and low power faint electrical input signal can be converted to powerful hydraulic energy (flow and pressure) and export by it.In Hydrauservo System, electric part and hydraulic part couple together by it, and the conversion and the hydraulic pressure that realize electric liquid signal amplify, and servovalve is the core of servo-hydraulic control.Servovalve highly sensitive, fast-response is good, but servovalve complicated structure, cost are higher, and servovalve needs when going wrong the signal that checks more, often can cause the rolling accident of long period, visible quick judge quality, time of casualty and cost of production that servovalve quality or problem place direct relation product.
Fairly simple to the instrument of servovalve detection at present, and need to measure one by one each group of signaling line, servovalve valve head cellular type plug aperture is too little, often occur measuring inaccurate situation in daily maintenance, and then the judgement of impact to accident, in the processing time of increase accident, design a kind of measuring device of quick judgement hydraulic efficiency servo-valve problem based on above and on-the-spot actual conditions.
Model utility content
The technical problems to be solved in the utility model is to provide servovalve detection device in a kind of Hydrauservo System of quick and precisely positioning servo valve fault.
Technical solution adopted in the utility model is:
Servovalve detection device in a kind of Hydrauservo System, comprise VP supply voltage, IP source current table, enable voltage table, VI2 signal voltage table, AI signal code table, VI1 signal voltage table, resistance, AO spool ammeter, described IP source current table is connected between hydrovalve side interface A pin and servo valve head side interface A pin, the positive pole of described VP supply voltage connects the A pin of described hydrovalve side interface, its negative pole connects the B pin of described hydrovalve side interface and servo valve head side interface respectively, the C pin of hydrovalve side interface described in described enable voltage table one termination, the negative pole of enable voltage table described in its another termination, the C pin of described hydrovalve side interface connects the C pin of described servo valve head side interface, described AI signal code table is connected between the D pin of described hydrovalve side interface and servo valve head side interface, the C pin that described VI2 signal voltage table and VI1 signal voltage table are connected in parallel on described hydrovalve side interface connects between the D pin of described servo valve head side interface, the E pin of described hydrovalve side interface connects the E pin of described servo valve head side interface, and described resistance and AO spool ammeter are connected between the F pin of described hydrovalve side interface and the B pin of described servo valve head side interface, described servo valve head side interface is identical with the A-F pin function of hydrovalve side interface, is followed successively by 24V+ pin, 24V-pin, enable grounding pin, control signal positive pole pin, control signal negative pole pin and spool feedback pin.
Described hydrovalve side interface and servo valve head side interface are respectively aviation plug A and aviation plug B, and it connects employing pin type and is connected slotting form with cellular type.
In described Hydrauservo System, servovalve detection device also comprises base and protective cover, protective cover matches with base, described protective cover covers the front surface of described base, which is provided with respectively with described VP supply voltage, IP source current table, enable voltage table, VI2 signal voltage table, AI signal code table, VI1 signal voltage table, the hole that AO spool ammeter matches, described IP source current table, enable voltage table, VI2 signal voltage table, AI signal code table, VI1 signal voltage table, AO spool ammeter is arranged in corresponding hole, described resistance is placed in described detection device body, described floor installation is in the bottom of described detection device body.
The beneficial effect adopting technique scheme to produce is:
The utility model can judge it is which group circuit breaks down fast and accurately, be convenient to search, device adopts aviation plug A, B of servovalve as interface, effectively avoids because the too little inconvenience in valve head cellular type plug aperture is measured, on each signaling line repetitive measurement of plug and shortcoming signaling line measuring error being affected to the judgement to accident.Its structural design is simple, using effect good, it is all very convenient to change and carry, and makes the judgement of servovalve problem quick and precisely.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is the plan view of body of the present utility model;
Fig. 3 is body interior structural representation of the present utility model;
1, aviation plug A; 2, aviation plug B; 3, unit protection lid; 4, device pedestal; 5, line voltmeter; 6, source current table; 7, control signal ammeter; 8, enable voltage table; 9, control signal voltmeter; 10, control signal voltmeter; 11, spool feedback current table; 12, device internal wiring connector; 13, measurement device precision controlling unit; 14, hydrovalve side interface; 15, VP line voltmeter; 16, IP source current table; 17, servo valve head side interface; 18, enable voltage table; 19, VI2 signal voltage table; 20, AI signal code table; 21, VI1 signal voltage table; 22, resistance; 23, AO spool ammeter.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, servovalve detection device in a kind of Hydrauservo System, comprise VP supply voltage 15, IP source current table 16, enable voltage table 18, VI2 signal voltage table 19, AI signal code table 20, VI1 signal voltage table 21, resistance 22, AO spool ammeter 23, described IP source current table 16 is connected between hydrovalve side interface A pin and servo valve head side interface A pin, the positive pole of described VP supply voltage 15 connects the A pin of described hydrovalve side interface, its negative pole connects the B pin of described hydrovalve side interface and servo valve head side interface respectively, the C pin of hydrovalve side interface described in described enable voltage table 18 one termination, the negative pole of enable voltage table 18 described in its another termination, the C pin of described hydrovalve side interface connects the C pin of described servo valve head side interface, described AI signal code table 20 is connected between the D pin of described hydrovalve side interface and servo valve head side interface, the C pin that described VI2 signal voltage table 19 and VI1 signal voltage table 21 are connected in parallel on described hydrovalve side interface connects between the D pin of described servo valve head side interface, the E pin of described hydrovalve side interface connects the E pin of described servo valve head side interface, described resistance 22 and AO spool ammeter 23 are connected between the F pin of described hydrovalve side interface and the B pin of described servo valve head side interface, described servo valve head side interface is identical with the A-F pin function of hydrovalve side interface, is followed successively by 24V+ pin, 24V-pin, enable grounding pin, control signal positive pole pin, control signal negative pole pin and spool feedback pin.
Described hydrovalve side interface and servo valve head side interface are respectively aviation plug A 1 and aviation plug B 2, and it connects employing pin type and is connected slotting form with cellular type.
In described Hydrauservo System, servovalve detection device also comprises base 4 and protective cover 3, protective cover 3 matches with base 4, described protective cover 3 covers the front surface of described base 4, which is provided with respectively with described VP supply voltage 15, IP source current table 16, enable voltage table 18, VI2 signal voltage table 19, AI signal code table 20, VI1 signal voltage table 21, the hole that AO spool ammeter 23 matches, described IP source current table 16, enable voltage table 18, VI2 signal voltage table 19, AI signal code table 20, VI1 signal voltage table 21, AO spool ammeter 23 is arranged in corresponding hole, described resistance 22 is placed in described detection device body 3.
Aviation plug A 1 and aviation plug B 2 is the servovalve aviation plug of standard, and each root signal of plug is all welded on the stitch of plug, avoids the trouble of wiring and the unreal problem of connection.
In the present embodiment, the base 4 plastic material plate of thick 5mm is growth 300mm, and wide 200mm, high 100mm's is box-like.Base 4 adopts plastic material to be made, and the wiring terminal avoiding each instrumentation contacts with iron substance and conducts electricity.
Protective cover 3 is made by the thick iron plate of 1mm, long 310mm, wide 210mm, high 10mm, and on unit protection lid 3, outputs seven long 55mm successively according to line, the square opening of wide 55mm, is used for installing and measuring instrument.
Line voltmeter 5, source current table 6, enable voltage table 7, control signal voltmeter 8, control signal voltmeter 9, control signal ammeter 10, spool feedback current table 11, the dimensional standard purchased is long 55mm, wide 55mm, pointer gauge.
The range of VP line voltmeter 15 and enable voltage table 18 is the range of 0 ~ 30V, IP source current table is 160 ~ 300mA; The range of VI2 signal voltage table 19 is the range of-2 ~ 2V, AI signal code table 20 is-30 ~ 30mA; The range of VI1 signal voltage table 21 is the range of-10 ~ 10V, AO spool ammeter 23 is 0 ~ 20mA, and resistance 22 is 1K 2W resistance.
As shown in Figure 3, servovalve detection device in a kind of Hydrauservo System, its inner each component connection wire is connected by device internal wiring connector 12, and measurement circuitry resistance error is eliminated by controlling device measuring accuracy control unit 13.
The present invention can measure each signal value of servovalve by Quick Measuring, comprise power supply voltage and electric current, the current value of control signal or magnitude of voltage, and the current value fed back, guilty culprit can be judged accurately according to the measured value of each instrument, such as can determine whether power supply trouble according to the voltage and current value of power supply.
Claims (3)
1. servovalve detection device in a Hydrauservo System, it is characterized in that: comprise VP supply voltage (15), IP source current table (16), enable voltage table (18), VI2 signal voltage table (19), AI signal code table (20), VI1 signal voltage table (21), resistance (22), AO spool ammeter (23), described IP source current table (16) is connected between hydrovalve side interface A pin and servo valve head side interface A pin, the positive pole of described VP supply voltage (15) connects the A pin of described hydrovalve side interface, its negative pole connects the B pin of described hydrovalve side interface and servo valve head side interface respectively, the C pin of hydrovalve side interface described in described enable voltage table (18) termination, the negative pole of enable voltage table (18) described in its another termination, the C pin of described hydrovalve side interface connects the C pin of described servo valve head side interface, described AI signal code table (20) is connected between the D pin of described hydrovalve side interface and servo valve head side interface, the C pin that described VI2 signal voltage table (19) and VI1 signal voltage table (21) are connected in parallel on described hydrovalve side interface connects between the D pin of described servo valve head side interface, the E pin of described hydrovalve side interface connects the E pin of described servo valve head side interface, described resistance (22) and AO spool ammeter (23) are connected between the F pin of described hydrovalve side interface and the B pin of described servo valve head side interface, described servo valve head side interface is identical with the A-F pin function of hydrovalve side interface, is followed successively by 24V+ pin, 24V-pin, enable grounding pin, control signal positive pole pin, control signal negative pole pin and spool feedback pin.
2. servovalve detection device in Hydrauservo System according to claim 1, it is characterized in that: described hydrovalve side interface and servo valve head side interface are respectively aviation plug A(1) and aviation plug B(2), it connects employing pin type and is connected slotting form with cellular type.
3. servovalve detection device in Hydrauservo System according to claim 1, it is characterized in that: also comprise base (4) and protective cover (3), protective cover (3) matches with base (4), described protective cover (3) covers the front surface of described base (4), which is provided with respectively with described VP supply voltage (15), IP source current table (16), enable voltage table (18), VI2 signal voltage table (19), AI signal code table (20), VI1 signal voltage table (21), the hole that AO spool ammeter (23) matches, described IP source current table (16), enable voltage table (18), VI2 signal voltage table (19), AI signal code table (20), VI1 signal voltage table (21), AO spool ammeter (23) is arranged in corresponding hole, described resistance (22) is placed in described detection device body (3), described base (4) is arranged on the bottom of described detection device body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454049.4U CN204716668U (en) | 2015-06-29 | 2015-06-29 | Servovalve detection device in a kind of Hydrauservo System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454049.4U CN204716668U (en) | 2015-06-29 | 2015-06-29 | Servovalve detection device in a kind of Hydrauservo System |
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| Publication Number | Publication Date |
|---|---|
| CN204716668U true CN204716668U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520454049.4U Expired - Fee Related CN204716668U (en) | 2015-06-29 | 2015-06-29 | Servovalve detection device in a kind of Hydrauservo System |
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| Country | Link |
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| CN (1) | CN204716668U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571846A (en) * | 2015-12-16 | 2016-05-11 | 宁波宝新不锈钢有限公司 | Portable electro-hydraulic proportional valve fault diagnostic instrument |
| CN110857960A (en) * | 2018-08-22 | 2020-03-03 | 江苏沙钢集团有限公司 | Servo valve fault detection method |
| CN112858822A (en) * | 2021-01-25 | 2021-05-28 | 唐山钢铁集团有限责任公司 | Method for testing electric faults of proportional valve servo valve |
-
2015
- 2015-06-29 CN CN201520454049.4U patent/CN204716668U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571846A (en) * | 2015-12-16 | 2016-05-11 | 宁波宝新不锈钢有限公司 | Portable electro-hydraulic proportional valve fault diagnostic instrument |
| CN105571846B (en) * | 2015-12-16 | 2018-06-26 | 宁波宝新不锈钢有限公司 | A kind of portable electro-hydraulic proportional valve failure diagnostic apparatus |
| CN110857960A (en) * | 2018-08-22 | 2020-03-03 | 江苏沙钢集团有限公司 | Servo valve fault detection method |
| CN112858822A (en) * | 2021-01-25 | 2021-05-28 | 唐山钢铁集团有限责任公司 | Method for testing electric faults of proportional valve servo valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 |