CN105318805A - Large transformer coil axial height prediction method and electromagnetic wire axial measurement device - Google Patents
Large transformer coil axial height prediction method and electromagnetic wire axial measurement device Download PDFInfo
- Publication number
- CN105318805A CN105318805A CN201510859521.7A CN201510859521A CN105318805A CN 105318805 A CN105318805 A CN 105318805A CN 201510859521 A CN201510859521 A CN 201510859521A CN 105318805 A CN105318805 A CN 105318805A
- Authority
- CN
- China
- Prior art keywords
- electromagnetic wire
- top board
- lower platen
- transformer coil
- hydraulic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention relates to a large transformer coil axial height prediction method and an electromagnetic wire axial measurement device, and belongs to the technical field of transformer production. The technical scheme is that a test unit consists of a pressure sensor (4), an upper pressing plate (5) and a lower pressing plate (6), pressure is applied to the lower pressing plate through a hydraulic cylinder (2), and then pressure is applied to an electromagnetic wire (7), a pressure value is measured by the pressure sensor (4), and the pressure is controlled to be equivalent to pressure that is born when the electromagnetic wire is wound into a transformer coil; a digital display caliper is used to measure the axial dimensions of the electromagnetic wire in a pressed state; and the axial height of the large transformer coil is calculated through the axial dimensions of the transformer coil which are measured by the digital display caliper in a final pressed state simulated by the electromagnetic wire. The large transformer coil axial height prediction method provided by the invention has the positive effects that adjustment is performed in a coil winding process, thereby effectively reducing the workload ofaxial height adjustment of the coil in a later period.
Description
Technical field
The present invention relates to a kind of high-power transformer coil axial height Forecasting Methodology and the axial measurement mechanism of electromagnetic wire, belong to technical field of transformer production.
Background technology
The axle high prediction work of carrying out before high-power transformer coil winding, can effectively reduce the workload of carrying out coil axle height adjustment in later stage production run, raise the efficiency.Accurately carry out the prediction of coil axle height, wherein most important factor is the electromagnetic wire size of how Measurement accuracy coil, and in the measuring process of background technology, difficult point is on electromagnetic wire, to apply pressure accurately, the final stress of former-wound coil, and after measurement result being accurate to radix point 2.During due to background technology measurement electromagnetic wire size, pressure can accurately do not applied to electromagnetic wire, can not the final pressured state of analogue transformer coil, electromagnetic wire axial dimension can not be measured in a compressed state, thus the deviation calculating the overall axial height of following coil is large, the increase later stage carries out coil axle height and regulates workload.
Summary of the invention
The object of the invention is to provide a kind of high-power transformer coil axial height Forecasting Methodology and the axial measurement mechanism of electromagnetic wire, by applying pressure to wire accurately, the final pressured state of analogue transformer coil, and measure traverse line axial dimension in a compressed state, thus calculate the deviation of the overall axial height of following coil, just adjust in coil-winding process, effectively reduce coil and regulate workload at the axle height that the later stage carries out, solve the problems referred to above that background technology exists.
Technical scheme of the present invention is:
A kind of high-power transformer coil axial height prediction axial measurement mechanism of electromagnetic wire, comprise outer steel sleeve, hydraulic cylinder, interior steel bushing, pressure transducer, top board, lower platen and electromagnetic wire, the bottom of outer steel sleeve is provided with vertically arranged hydraulic cylinder, interior steel bushing coupling is arranged in outer steel sleeve, the lower platen vertical with hydraulic cylinder is provided with above hydraulic cylinder, the parallel above of lower platen is provided with top board, the top of top board is provided with pressure transducer, top board and lower platen slide in interior steel bushing, place electromagnetic wire between top board and lower platen.
A kind of high-power transformer coil axial height Forecasting Methodology, comprises following processing step:
first adopt the final pressured state of electromagnetic wire axial measurement mechanism analogue transformer coil, this device comprises outer steel sleeve, hydraulic cylinder, interior steel bushing, pressure transducer, top board, lower platen and electromagnetic wire, the bottom of outer steel sleeve is provided with vertically arranged hydraulic cylinder, interior steel bushing coupling is arranged in outer steel sleeve, the lower platen vertical with hydraulic cylinder is provided with above hydraulic cylinder, the parallel above of lower platen is provided with top board, the top of top board is provided with pressure transducer, top board and lower platen slide in interior steel bushing, place electromagnetic wire between top board and lower platen;
The test cell of pressure transducer, top board and lower platen composition, pressure is applied by hydraulic cylinder pushing the back down, and then applying pressure to electromagnetic wire, force value is recorded by pressure transducer, and controlling this pressure and electromagnetic wire, to be coiled into the pressure that transformer coil consequence is subject to suitable;
2. the axial dimension under using digital display calliper to measure electromagnetic wire pressured state;
Axial dimension under the final pressured state of the electromagnetic wire analogue transformer coil 3. measured by digital display calliper, calculates high-power transformer coil axial height.
High-power transformer is before coil winding, and the pressured state final by accurate simulation coil also measures electromagnetic wire axial dimension, thus at coiling stage more accurate control coil axial height, reduces the axle height adjustment workload after coil press mounting, enhance productivity.The present invention by hydraulic way, accurate controlled pressure, thus accurate simulation electromagnetic wire end-state measure its axial dimension.
Good effect of the present invention: easy to operate, method is simple, result is accurate, the accuracy requirement of transformer coil axle high prediction and calculation can be met, by applying pressure to wire accurately, the final pressured state of analogue transformer coil, and measure traverse line axial dimension in a compressed state, thus calculate the deviation of the overall axial height of following coil, just adjust in coil-winding process, effectively reduce coil and regulate workload at the axle height that the later stage carries out.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation;
In figure: outer steel sleeve 1, hydraulic cylinder 2, interior steel bushing 3, pressure transducer 4, top board 5, lower platen 6, electromagnetic wire 7.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the invention will be further described.
A kind of high-power transformer coil axial height prediction axial measurement mechanism of electromagnetic wire, comprise outer steel sleeve 1, hydraulic cylinder 2, interior steel bushing 3, pressure transducer 4, top board 5, lower platen 6 and electromagnetic wire 7, the bottom of outer steel sleeve 1 is provided with vertically arranged hydraulic cylinder 2, interior steel bushing 3 coupling is arranged in outer steel sleeve 1, hydraulic cylinder 2 is provided with the lower platen 6 vertical with hydraulic cylinder above, the parallel above of lower platen 6 is provided with top board 5, the top of top board 5 is provided with pressure transducer 4, top board 5 and lower platen 6 slide in interior steel bushing 3, electromagnetic wire 7 is placed between top board 5 and lower platen 6.
A kind of high-power transformer coil axial height Forecasting Methodology, comprises following processing step:
first adopt the final pressured state of electromagnetic wire axial measurement mechanism analogue transformer coil, this device comprises outer steel sleeve 1, hydraulic cylinder 2, interior steel bushing 3, pressure transducer 4, top board 5, lower platen 6 and electromagnetic wire 7, the bottom of outer steel sleeve 1 is provided with vertically arranged hydraulic cylinder 2, interior steel bushing 3 coupling is arranged in outer steel sleeve 1, hydraulic cylinder 2 is provided with the lower platen 6 vertical with hydraulic cylinder above, the parallel above of lower platen 6 is provided with top board 5, the top of top board 5 is provided with pressure transducer 4, top board 5 and lower platen 6 slide in interior steel bushing 3, electromagnetic wire 7 is placed between top board 5 and lower platen 6,
The test cell of pressure transducer 4, top board 5 and lower platen 6 composition, pressure is applied by hydraulic cylinder 2 pushing the back down 6, and then applying pressure to electromagnetic wire 7, force value is recorded by pressure transducer 4, and controlling this pressure and electromagnetic wire 7, to be coiled into the pressure that transformer coil consequence is subject to suitable;
2. the axial dimension under using digital display calliper to measure electromagnetic wire 7 pressured state;
Axial dimension under the final pressured state of the electromagnetic wire 7 analogue transformer coil 3. measured by digital display calliper, calculates high-power transformer coil axial height.
High-power transformer is before coil winding, and the pressured state final by accurate simulation coil also measures electromagnetic wire axial dimension, thus at coiling stage more accurate control coil axial height, reduces the axle height adjustment workload after coil press mounting, enhance productivity.The present invention by hydraulic way, accurate controlled pressure, thus accurate simulation electromagnetic wire end-state measure its axial dimension.
Claims (2)
1. the high-power transformer coil axial height prediction axial measurement mechanism of electromagnetic wire, it is characterized in that comprising outer steel sleeve (1), hydraulic cylinder (2), interior steel bushing (3), pressure transducer (4), top board (5), lower platen (6) and electromagnetic wire (7), the bottom of outer steel sleeve (1) is provided with vertically arranged hydraulic cylinder (2), interior steel bushing (3) coupling is arranged in outer steel sleeve (1), hydraulic cylinder (2) is provided with the lower platen (6) vertical with hydraulic cylinder above, the parallel above of lower platen (6) is provided with top board (5), the top of top board (5) is provided with pressure transducer (4), top board (5) and lower platen (6) slide in interior steel bushing (3), electromagnetic wire (7) is placed between top board (5) and lower platen (6).
2. a high-power transformer coil axial height Forecasting Methodology, is characterized in that comprising following processing step:
first adopt the final pressured state of electromagnetic wire axial measurement mechanism analogue transformer coil, this device comprises outer steel sleeve (1), hydraulic cylinder (2), interior steel bushing (3), pressure transducer (4), top board (5), lower platen (6) and electromagnetic wire (7), the bottom of outer steel sleeve (1) is provided with vertically arranged hydraulic cylinder (2), interior steel bushing (3) coupling is arranged in outer steel sleeve (1), hydraulic cylinder (2) is provided with the lower platen (6) vertical with hydraulic cylinder above, the parallel above of lower platen (6) is provided with top board (5), the top of top board (5) is provided with pressure transducer (4), top board (5) and lower platen (6) slide in interior steel bushing (3), electromagnetic wire (7) is placed between top board (5) and lower platen (6),
The test cell that pressure transducer (4), top board (5) and lower platen (6) form, pressure is applied by hydraulic cylinder (2) pushing the back down (6), and then apply pressure to electromagnetic wire (7), force value is recorded by pressure transducer (4), and controlling this pressure and electromagnetic wire (7), to be coiled into the pressure that transformer coil consequence is subject to suitable;
2. the axial dimension under using digital display calliper to measure electromagnetic wire (7) pressured state;
Axial dimension under the final pressured state of electromagnetic wire (7) the analogue transformer coil 3. measured by digital display calliper, calculates high-power transformer coil axial height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859521.7A CN105318805A (en) | 2015-11-30 | 2015-11-30 | Large transformer coil axial height prediction method and electromagnetic wire axial measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859521.7A CN105318805A (en) | 2015-11-30 | 2015-11-30 | Large transformer coil axial height prediction method and electromagnetic wire axial measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105318805A true CN105318805A (en) | 2016-02-10 |
Family
ID=55246720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510859521.7A Pending CN105318805A (en) | 2015-11-30 | 2015-11-30 | Large transformer coil axial height prediction method and electromagnetic wire axial measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105318805A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4831492A (en) * | 1987-05-08 | 1989-05-16 | Vaisala Oy | Capacitor construction for use in pressure transducers |
| JP2002031503A (en) * | 2000-07-14 | 2002-01-31 | Shigeaki Kuroiwa | Elastic strain sensor |
| WO2002037073A1 (en) * | 2000-11-06 | 2002-05-10 | Toyoda Koki Kabushiki Kaisha | Mechanical quantity sensor element, load sensor element, acceleration sensor element, and pressure sensor element |
| CN2727696Y (en) * | 2004-09-29 | 2005-09-21 | 天津市天锻压力机有限公司 | Pressure strain measuring device for hydraulic press body |
| CN201359541Y (en) * | 2009-03-06 | 2009-12-09 | 长江水利委员会长江科学院 | Full-automation rock expansion force tester |
| CN203615875U (en) * | 2013-12-24 | 2014-05-28 | 天威保变（秦皇岛）变压器有限公司 | Simple electromagnetic wire dimension measuring device |
-
2015
- 2015-11-30 CN CN201510859521.7A patent/CN105318805A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4831492A (en) * | 1987-05-08 | 1989-05-16 | Vaisala Oy | Capacitor construction for use in pressure transducers |
| JP2002031503A (en) * | 2000-07-14 | 2002-01-31 | Shigeaki Kuroiwa | Elastic strain sensor |
| WO2002037073A1 (en) * | 2000-11-06 | 2002-05-10 | Toyoda Koki Kabushiki Kaisha | Mechanical quantity sensor element, load sensor element, acceleration sensor element, and pressure sensor element |
| CN2727696Y (en) * | 2004-09-29 | 2005-09-21 | 天津市天锻压力机有限公司 | Pressure strain measuring device for hydraulic press body |
| CN201359541Y (en) * | 2009-03-06 | 2009-12-09 | 长江水利委员会长江科学院 | Full-automation rock expansion force tester |
| CN203615875U (en) * | 2013-12-24 | 2014-05-28 | 天威保变（秦皇岛）变压器有限公司 | Simple electromagnetic wire dimension measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204657182U (en) | The spacing bending tool of a kind of household electrical appliances cooling piece capillary | |
| CN105466775A (en) | Lateral compression performance testing method for brazing metal honeycomb structure | |
| CN203437528U (en) | Clearance adjustment structure for insert and die carrier of cold-punching die | |
| CN203785964U (en) | Digital portable press | |
| CN201867143U (en) | Air gauge | |
| CN105318805A (en) | Large transformer coil axial height prediction method and electromagnetic wire axial measurement device | |
| CN102486365A (en) | Air gauge and working method thereof | |
| CN203324001U (en) | Computer-based real-time measuring apparatus for pushing force | |
| CN105679526A (en) | Annular axial pressing device and annular axial pressing method for transformer coil | |
| CN202372413U (en) | Sheet material bending test device | |
| CN210953669U (en) | Direct shear apparatus of controllable closely knit degree | |
| CN204924811U (en) | Anti test device that rolls over of concrete maintenance | |
| CN203981122U (en) | A kind of laser diameter measuring instrument | |
| CN103817175A (en) | Screw straightener | |
| CN203574509U (en) | AC motor rotor assembly machine | |
| CN204165697U (en) | For the tested sensor loader mechanism of superposing type force measuring machine | |
| CN207113807U (en) | A kind of displacement measuring device for axial force of the supports servo-drive system | |
| CN205096255U (en) | Force measuring device is drawn to dead -beat wire drawing machine | |
| CN203871175U (en) | Coil thickness detection and correction device | |
| CN106767490A (en) | A kind of displacement measuring device and its method for axial force of the supports servo-drive system | |
| CN207479236U (en) | A kind of hydraulic moving straightener | |
| CN204575287U (en) | A kind of compression-resistant testing machine for carton | |
| CN202393367U (en) | Bush outside-diameter measuring device | |
| CN105606898A (en) | Graphite film four-probe resistance testing meter | |
| CN201945538U (en) | Device for pressing powder test sample for average particle size tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160210 |