CN102680864B - Commutator detecting mold - Google Patents
Commutator detecting mold Download PDFInfo
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- CN102680864B CN102680864B CN201210103371.3A CN201210103371A CN102680864B CN 102680864 B CN102680864 B CN 102680864B CN 201210103371 A CN201210103371 A CN 201210103371A CN 102680864 B CN102680864 B CN 102680864B
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- commutator
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- sheet
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Abstract
The invention discloses a commutator detecting mold which comprises a hollow-out insulator shell, contact electroscope wafers and a mold safety cover. The commutator detecting mold is characterized in that: a hollow-out part of the insulator shell is of an inverted circular truncated cone structure, the contact electroscope wafers are uniformly connected with the inner wall of the insulator shell sequentially, two adjacent contact electroscope wafers are respectively connected with positive and negative poles of a pressure testing instrument, the contact electroscope wafers are composed of slant main bodies, valgus hook feet, and connectors, the connectors are connected to the insulator shell through screws, the number of the contact electroscope wafers is same as that of reversing wafers, and the mold safety cover is fastened with the insulator shell. According to the invention, through the structure innovation of the contact electroscope wafers and a conductive screw, in the process of detecting, a commutator detecting mold is provided, and the commutator detecting mold not only can simultaneously carry out the withstand voltage test on all reversing wafers of a commutator, but also adapt to the detection on all commutators of which the numbers of the reversing wafers are same.
Description
Technical field
The present invention relates to a kind of pick-up unit of commutator, relate in particular a kind of commutator detection mould that commutator segment sheet number is identical that adapts to.
Background technology
For a long time, between the sheet for commutator, detect, be to adopt the method for adjacent two of electrode contact to carry out withstand voltage experiment between sheet always, and this method only adapts to the occasion that product is very low to electric performance test requirement, while needing only two insulation between plates resistance≤1m Ω when 500V, instrument 0.5mA reports to the police.Between to the sheet of commutator, detect, apply above-mentioned detection method and obviously can not guarantee the quality of commutator, manual operation efficiency is low simultaneously, and logistics waste, is more and more not suitable with the production of modern plant.China Patent Publication No. CN 1601291 A for example, open day on 03 30th, 2005, the name of innovation and creation is called controller of auto detector for dielectric strength between sheets of commutator, this application case discloses a kind of automatic detection device of commutator, by stepper motor, drive the acting in conjunction of commutator rotation and CPU control and setting parameter, automatic control and the detection of dielectric strength between commutator segments have been realized, solved general commutator detecting device manual work, the problem of logistics waste, but this automatic detection device can only detect the dielectric strength between adjacent commutator segment separately, can not the dielectric strength between all commutator segments be detected, the time of testing result is waited in waste, inefficiency.Chinese patent Granted publication CN 2731465 Y for example and for example, October 05 2005 Granted publication day, the name of innovation and creation is called dielectric strength between commutator segments detector, this application case discloses a kind of commutator detector, by being combined with of isolated drive circuit and electronic switching technology, not only realized between commutator segment and the detection of automatically switching to every a slice, and can reality also determine the position of its short circuit commutator segment, solved the low problem of general commutator accuracy in detection, but this detector needs control circuit, the components and parts of isolated drive circuit and testing circuit etc., manufacturing cost is high, and the wiring of commutator segment and this detector is also hard work amount before detection.Chinese patent application publication No. CN 101706255 A for example and for example, at on 05 12nd, 2010 Shen Qing Publication day, the name of innovation and creation is called detection method and the detector thereof of commutator segment interdeep, this application case discloses a kind of commutator detector and detection method thereof, pass through vision sensor, being combined with of image processor and microcomputer controller, solve general commutator detector and can not detect bad quality problems and the low problem of Detection accuracy of groove between commutator segment, but cannot detect the quality problems of changing groove inner structure between commutator segment and sheet by the instantaneous detection method of taking pictures of vision sensor.For another example Chinese patent application publication No. CN 102043129 A for example, at on 05 04th, 2011 Shen Qing Publication day, the name of innovation and creation is called dynamo-electric commutator detecting device, this application case discloses a kind of commutator detecting device, pass through panoramic table, double end electrode, transverse moving mechanism, being combined with of reciprocating mechanism and radially detection part, solved the problem that a commutator detecting device can adapt to the testing of different size commutator, but this pick-up unit can only detect the voltage-withstand test of two sheet metals of commutator at one time, to a commutator generally, this has just increased the testing amount of this commutator, working time and production cost have been increased.The present invention is by the structure innovation of contact electrical verification sheet and conduction screw, provide a kind of simple in structure, easy to operate, in testing process, can to all commutator segments of a commutator, carry out voltage-withstand test simultaneously, and can adapt to the commutator detection mould of the testing of multiple different size commutator.
Summary of the invention
The present invention solves in prior art general commutator detecting device and can not be simultaneously all commutator segments of a commutator be carried out to voltage-withstand test and pick-up unit to the not strong problem of commutator size adaptability, provide a kind of commutator to detect mould, by the structure innovation of contact electrical verification sheet and conduction screw, in testing process, can carry out voltage-withstand test to all commutator segments of a commutator simultaneously, and can adapt to the testing of all commutators that commutator segment sheet number is identical.
In order to solve the technical matters of above-mentioned existence, the present invention takes following technical proposals: a kind of commutator detects mould, the insulator shell that comprises hollow out, contact electrical verification sheet and mould safety screen, it is characterized in that, the openwork part of described insulator shell is inverted frustum cone structure, described contact electrical verification sheet is evenly connected with insulator outer casing inner wall successively, adjacent contact electrical verification sheet is connected with the both positive and negative polarity of pressure testing instrument respectively, described contact electrical verification sheet is by the main body tilting, the hook pin turning up and web member form, described web member is connected by screw with insulator shell, the sheet number of described contact electrical verification sheet is identical with the sheet number of commutator segment, described mould safety screen and insulator shell snapping.
When mounted, first contact electrical verification sheet is evenly arranged on successively to the inverted round table inwall of insulator shell, contact electrical verification sheet is connected in pressure testing instrument by wire again, adjacent contact electrical verification sheet is connected with the both positive and negative polarity of pressure testing instrument respectively, buckling mould safety screen is that adjustable has been used.When debugging is used, first take down safety screen, the commutator that commutator segment sheet number is identical with the quantity of contact electrical verification sheet inserts this mould, make all commutator segments of this commutator all insert the gap that contacts electrical verification sheet, after checking commutator and contacting the contact completely of electrical verification sheet, buckle mould safety screen, start pressure testing instrument, can detect.When pressure testing instrument is reported to the police, this commutator is defective; Otherwise this commutator is up-to-standard.The inverted round table structure of insulator shell, has guaranteed that the diameter of this detection mould can match with the commutator of different-diameter, and one is detected mould and can carry out pressure testing detection to multiple commutator; Contact electrical verification sheet is evenly arranged, and has guaranteed that the gap between contact electrical verification sheet is even, and all identical feature is consistent with all commutator segments on a commutator for this; Adjacent contact electrical verification sheet is connected with the both positive and negative polarity of pressure testing instrument respectively, the loop voltage that has guaranteed every commutator segment composition equates, after all commutator segment parallel connections, receive in pressure testing instrument, when as long as the total current of this circuit surpasses the ratings of setting in pressure testing instrument, pressure testing instrument is just reported to the police, and shows that detected commutator is defective; The sheet number of described contact electrical verification sheet is identical with the sheet number of commutator segment, has guaranteed that the sheet number of commutator segment is identical with the gap number between contact electrical verification sheet, makes this detection mould have adaptability to the identical commutator of commutator segment sheet number; Mould safety screen and insulator shell snapping have safe power utilization environment when this detection mould is used, and prevent from contacting the security incident that the electric leakage of electrical verification sheet causes.Contact electrical verification sheet main body and the insulator shell of incline structure match; Hook pin convenient contact electrical verification sheet and insulator shell overlap joint; This syndeton of screw, handling, the inspection and maintenance of convenient contact electrical verification sheet.
Preferably, described screw is conduction screw, and adjacent screw is connected with the both positive and negative polarity of pressure testing instrument respectively, on the screw rod of screw, is provided with spring.Contact electrical verification sheet is connected with pressure testing instrument by conduction screw, convenient the fixing of wire that connect; Spring on conduction screw, when commutator is detected, when groove between commutator segment can not be when contacting electrical verification sheet and contact completely, can be by tightening or loosening conduction screw, reach raising or turning down of contact electrical verification sheet main part, realize contact completely, guarantee carrying out smoothly of detection, also guaranteed conduction screw and the good contact that contacts electrical verification sheet simultaneously.
Preferably, described conduction screw is cross recess depression hexagon head bolt.Easy to loading and unloading, do not bump with mould safety screen.
Preferably, described insulator shell comprises lower insulator, middle insulator and upper insulator, described lower insulator is connected by wearing cotter pin with middle insulator, and described contact electrical verification sheet is connected with middle insulator, and described upper insulator, middle insulator fix by conduction screw.Insulator shell split production, easy to process; Wear cotter pin, convenient in, lower insulator installs.
Preferably, described upper insulator is provided with the alternate groove of the depth with the Zhi Qi outer, position of conduction screw assembling.Guarantee to connect wire and arrange along the direction of groove, prevent from connecting the wire disorder of pressure testing instrument both positive and negative polarity.
Preferably, described commutator is provided with the swelling device mating with Kongxiang in it, and described swelling device is provided with reset button.When detecting, avoid manual operation, encounter commutator segment and the electric shock accidents that causes; Meanwhile, increased the gravity of commutator, guaranteed commutator and contact electrical verification sheet and contact completely.
Preferably, described lower insulator is provided with through hole, and the diameter of described through hole is greater than the maximum gauge of swelling device end.Avoid tensioning system end to withstand lower insulator, commutator does not cause the consequence that cannot detect with contacting the contact of electrical verification sheet.
Owing to taking above-mentioned technical scheme, a kind of commutator provided by the invention detects mould and has such beneficial effect: physical construction is simple, easy and simple to handle, by the structure innovation of contact electrical verification sheet and conduction screw, in testing process, realize a commutator detection mould and not only can carry out voltage-withstand test to all commutator segments of a commutator simultaneously, and can adapt to the testing of all commutators that commutator segment sheet number is identical.
accompanying drawing explanation:
Accompanying drawing 1 is three-dimensional structure diagram of the present invention;
Accompanying drawing 2 is the A-A cut-open view of accompanying drawing 1 of the present invention;
Accompanying drawing 3 is three-dimensional exploded view of the present invention;
The B that accompanying drawing 4 is accompanying drawing 2 of the present invention is to enlarged drawing;
The C that accompanying drawing 5 is accompanying drawing 3 of the present invention is to enlarged drawing;
Accompanying drawing 6 contacts the structural representation of electrical verification sheet for the present invention;
Accompanying drawing 7 contacts the structural representation of electrical verification sheet and pressure testing Instrument connection relation for the present invention.
In figure: in insulator shell 1 contact electrical verification sheet 2 mould safety screen 3 pressure testing instrument 4 commutator segment 5 main body 6 hook pin 7 web member 8 conduction screw 9 spring 10 lower insulators 11, insulator 12 upper insulators 13 are worn cotter pin 14 and mastered shallow groove 16 commutator 17 swelling device 18 reset button 19 through holes 20 of groove 15
embodiment:
Consult accompanying drawing, to of the present invention, be described in further detail:
Embodiment mono-: by reference to the accompanying drawings 1,2,7, a kind of commutator detects mould, the insulator shell 1, contact electrical verification sheet 2 and the mould safety screen 3 that comprise hollow out, the openwork part of insulator shell 1 is inverted frustum cone structure, contact electrical verification sheet 2 is evenly connected with insulator shell 1 inwall successively, adjacent contact electrical verification sheet 2 is connected with the both positive and negative polarity of pressure testing instrument 4 respectively, and the sheet number of contact electrical verification sheet 2 is identical with the sheet number of commutator segment 5, described mould safety screen 3 and insulator shell 1 snapping.
When mounted, first contact electrical verification sheet is evenly arranged on successively to the inverted round table inwall of insulator shell, contact electrical verification sheet is connected in pressure testing instrument by wire again, adjacent contact electrical verification sheet is connected with the both positive and negative polarity of pressure testing instrument respectively, buckling mould safety screen is that adjustable has been used.When debugging is used, first take down safety screen, the commutator that commutator segment sheet number is identical with the quantity of contact electrical verification sheet inserts this mould, make all commutator segments of this commutator all insert the gap that contacts electrical verification sheet, after checking commutator and contacting the contact completely of electrical verification sheet, buckle mould safety screen, start pressure testing instrument, can detect.When pressure testing instrument is reported to the police, this commutator is defective; Otherwise this commutator is up-to-standard.
Embodiment bis-: by reference to the accompanying drawings 1, 2, 4, 6, 7, a kind of commutator detects mould, the insulator shell 1 that comprises hollow out, contact electrical verification sheet 2 and mould safety screen 3, the openwork part of insulator shell 1 is inverted frustum cone structure, contact electrical verification sheet 2 is by the main body 6 tilting, the hook pin 7 turning up and web member 8 form, web member 8 is connected by screw with insulator shell 1, screw is the conduction screw 9 of cross recess depression hexagon head, adjacent screw is connected with the both positive and negative polarity of pressure testing instrument 4 respectively, on the screw rod of screw, be provided with spring 10, the sheet number of contact electrical verification sheet 2 is identical with the sheet number of commutator segment 5, mould safety screen 3 and insulator shell 1 snapping.
When mounted, first contact electrical verification sheet is evenly plugged on insulator shell by hook pin successively, again the conduction screw with spring is fixedly connected with to contact electrical verification sheet and insulator shell, the both positive and negative polarity of pressure testing instrument is connected to wire is connected on conduction screw simultaneously, adjacent conduction screw is connected with the both positive and negative polarity of pressure testing instrument respectively, and buckling mould safety screen is that adjustable has been used.When debugging is used, first take down safety screen, the commutator that commutator segment sheet number is identical with the quantity of contact electrical verification sheet inserts this mould, and whether the gap that makes all commutator segments of this commutator all insert contact electrical verification sheet checks commutator and contact electrical verification sheet and contact completely.When commutator is when contacting electrical verification sheet and not exclusively contact, can make the main body that contacts electrical verification sheet raise or turn down by tightening or unclamping a little conduction screw, realize commutator and contact the contact of electrical verification sheet completely.Afterwards, buckle mould safety screen, start pressure testing instrument, can detect.When pressure testing instrument is reported to the police, this commutator is defective; Otherwise this commutator is up-to-standard.
Embodiment tri-: by reference to the accompanying drawings 1, 2, 4, 6, 7, a kind of commutator detects mould, the insulator shell 1 that comprises hollow out, contact electrical verification sheet 2 and mould safety screen 3, the openwork part of insulator shell 1 is inverted frustum cone structure, contact electrical verification sheet 2 is by the main body 6 tilting, the hook pin 7 turning up and web member 8 form, web member 8 is connected by screw with insulator shell 1, screw is the conduction screw 9 of cross recess depression hexagon head, adjacent screw is connected with the both positive and negative polarity of pressure testing instrument 4 respectively, on the screw rod of screw, be provided with spring 10, the sheet number of contact electrical verification sheet 2 is identical with the sheet number of commutator segment 5, mould safety screen 3 and insulator shell 1 snapping, commutator 17 is provided with the swelling device 18 mating with Kongxiang in it, swelling device 18 is provided with reset button 19, lower insulator 11 is provided with through hole 20, the diameter of through hole 20 is greater than the maximum gauge of swelling device 18 ends.
When mounted, first contact electrical verification sheet is evenly plugged on insulator shell by hook pin successively, again the conduction screw with spring is fixedly connected with to contact electrical verification sheet and insulator shell, the both positive and negative polarity of pressure testing instrument is connected to wire is connected on conduction screw simultaneously, adjacent conduction screw is connected with the both positive and negative polarity of pressure testing instrument respectively, and buckling mould safety screen is that adjustable has been used.When debugging is used, first take down safety screen, first swelling device is inserted in the commutator that commutator segment sheet number is identical with the quantity of this detection mould contact electrical verification sheet, start reset button, make the end swelling commutator of swelling device, then this commutator is inserted and detects mould, whether the gap that makes all commutator segments of this commutator all insert contact electrical verification sheet, check commutator and contact electrical verification sheet and contact completely.When commutator is when contacting electrical verification sheet and not exclusively contact, can make the main body that contacts electrical verification sheet raise or turn down by tightening or unclamping a little conduction screw, realize commutator and contact the contact of electrical verification sheet completely.Afterwards, buckle mould safety screen, start pressure testing instrument, can detect.When pressure testing instrument is reported to the police, this commutator is defective; Otherwise this commutator is up-to-standard.By swelling device, take out this commutator, again start reset button, swelling device contact is connected with the swelling of this commutator, just can detect next commutator afterwards.
Embodiment tetra-: by reference to the accompanying drawings 1, 2, 3, 4, 5, 6, 7, a kind of commutator detects mould, the insulator shell 1 that comprises hollow out, contact electrical verification sheet 2 and mould safety screen 3, the openwork part of insulator shell 1 is inverted frustum cone structure, contact electrical verification sheet 2 is by the main body 6 tilting, the hook pin 7 turning up and web member 8 form, insulator shell comprises lower insulator 11, middle insulator 12 and upper insulator 13, web member 8 is connected with the conduction screw 9 of middle insulator 12 by cross recess depression hexagon head, adjacent screw is connected with the both positive and negative polarity of pressure testing instrument 4 respectively, on the screw rod of screw, be provided with spring 10, the sheet number of contact electrical verification sheet 2 is identical with the sheet number of commutator segment 5, mould safety screen 3 and insulator shell 1 snapping, lower insulator 11 is connected by wearing cotter pin 14 with middle insulator 12, on, middle insulator fixes by conduction screw 9, the Zhi Qi outer, position of upper insulator 13 and 9 assemblings of conduction screw be provided with separately master groove 15 and shallow groove 16, commutator 17 is provided with the swelling device 18 mating with Kongxiang in it, swelling device 18 is provided with reset button 19, lower insulator 11 is provided with through hole 20, the diameter of through hole 20 is greater than the maximum gauge of swelling device 18 ends.
When mounted, first contact electrical verification sheet is evenly plugged on middle insulator by hook pin successively, again the conduction screw with spring is contacted to electrical verification sheet and middle insulator through being fixedly connected with after upper insulator, the both positive and negative polarity of pressure testing instrument is connected to wire is connected on conduction screw simultaneously, adjacent conduction screw is connected with the both positive and negative polarity of pressure testing instrument respectively, and will connect wire and arrange along dark, shallow groove, then middle insulator is fixed on lower insulator by wearing cotter pin, buckling mould safety screen is that adjustable has been used.When debugging is used, first take down safety screen, first swelling device is inserted in the commutator that commutator segment sheet number is identical with the quantity of this detection mould contact electrical verification sheet, start reset button, make the end swelling commutator of swelling device, then this commutator is inserted and detects mould, whether the gap that makes all commutator segments of this commutator all insert contact electrical verification sheet, check commutator and contact electrical verification sheet and contact completely.When commutator is when contacting electrical verification sheet and not exclusively contact, can make the main body that contacts electrical verification sheet raise or turn down by tightening or unclamping a little conduction screw, realize commutator and contact the contact of electrical verification sheet completely.Afterwards, mould safety screen is buckled on upper insulator, starts pressure testing instrument, can detect.When pressure testing instrument is reported to the police, this commutator is defective; Otherwise this commutator is up-to-standard.By swelling device, take out this commutator, again start reset button, swelling device contact is connected with the swelling of this commutator, just can detect next commutator afterwards.
Above-described four specific embodiments, are described in detail the present invention.Applied specific embodiment herein principle of the present invention and embodiment are set forth, the explanation of embodiment is just for helping to understand core concept of the present invention.Should be understood that; for those skilled in the art; do not departing under the prerequisite of core concept of the present invention; can also carry out some modifications to the present invention; such as sheet number, the architectural feature of depth groove of contact electrical verification sheet, the circuit features of the swelling mode of swelling device, pressure testing instrument etc. carry out some modifications or combination, within should dropping on the protection domain of the claims in the present invention.
Claims (7)
1. a commutator detects mould, the insulator shell (1) that comprises hollow out, contact electrical verification sheet (2) and mould safety screen (3), it is characterized in that, the openwork part of described insulator shell (1) is inverted frustum cone structure, described contact electrical verification sheet (2) is evenly connected with insulator shell (1) inwall successively, adjacent contact electrical verification sheet (2) is connected with the both positive and negative polarity of pressure testing instrument (4) respectively, described contact electrical verification sheet (2) is by the main body tilting (6), the hook pin (7) turning up and web member (8) form, described web member (8) is connected by screw with insulator shell (1), the sheet number of described contact electrical verification sheet (2) is identical with the sheet number of commutator segment (5), described mould safety screen (3) and insulator shell (1) snapping.
2. a kind of commutator according to claim 1 detects mould, it is characterized in that, described screw is conduction screw (9), and adjacent screw is connected with the both positive and negative polarity of pressure testing instrument (4) respectively, is provided with spring (10) on the screw rod of screw.
3. a kind of commutator according to claim 2 detects mould, it is characterized in that, described conduction screw (9) is cross recess depression hexagon head bolt.
4. a kind of commutator according to claim 1 and 2 detects mould, it is characterized in that, described insulator shell (1) comprises lower insulator (11), middle insulator (12) and upper insulator (13), described lower insulator (11) is connected by wearing cotter pin (14) with middle insulator (12), described contact electrical verification sheet (2) is connected with middle insulator (12), and described upper insulator (13), middle insulator (12) fix by conduction screw (9).
5. a kind of commutator according to claim 4 detects mould, it is characterized in that, the Zhi Qi outer, position of described upper insulator (13) and conduction screw (9) assembling be provided with separately master groove (15) and shallow groove (16).
6. a kind of commutator according to claim 4 detects mould, it is characterized in that, described commutator (17) is provided with the swelling device (18) mating with Kongxiang in it, and described swelling device (18) is provided with reset button (19).
7. a kind of commutator according to claim 6 detects mould, it is characterized in that, described lower insulator (13) is provided with through hole (20), and the diameter of described through hole (20) is greater than the maximum gauge of swelling device (18) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210103371.3A CN102680864B (en) | 2012-04-11 | 2012-04-11 | Commutator detecting mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210103371.3A CN102680864B (en) | 2012-04-11 | 2012-04-11 | Commutator detecting mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102680864A CN102680864A (en) | 2012-09-19 |
| CN102680864B true CN102680864B (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210103371.3A Active CN102680864B (en) | 2012-04-11 | 2012-04-11 | Commutator detecting mold |
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| CN (1) | CN102680864B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344890B (en) * | 2013-07-09 | 2015-11-18 | 杭州电子科技大学 | Automatic detector for dielectric strength between commutator segments |
| CN103713246B (en) * | 2014-01-09 | 2016-01-20 | 上海昭程整流子科技有限公司 | The high pressure resistant test detection head of engine commutator |
| CN103698704B (en) * | 2014-01-09 | 2016-01-06 | 上海昭程整流子科技有限公司 | Detection head for low-voltage resistance test of motor reverser |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2516615A (en) * | 1946-08-22 | 1950-07-25 | Otis H Butler | Commutator tester |
| US2668618A (en) * | 1948-04-29 | 1954-02-09 | Redmond Company Inc | Commutator testing apparatus |
| CN2731465Y (en) * | 2004-08-23 | 2005-10-05 | 浙江利达机电有限公司 | Bar-to-bar dielectric strength detector for dynamo commutator |
| US7583100B2 (en) * | 2006-11-30 | 2009-09-01 | Sts Instruments, Inc. | Test head for testing electrical components |
| CN201247304Y (en) * | 2008-07-21 | 2009-05-27 | 浙江长城换向器有限公司 | Experimental clamper for dielectric strength between commutator segments |
| CN202548281U (en) * | 2012-04-11 | 2012-11-21 | 宁波胜克换向器有限公司 | Commutator detecting die |
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2012
- 2012-04-11 CN CN201210103371.3A patent/CN102680864B/en active Active
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| CN102680864A (en) | 2012-09-19 |
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