CN202548281U - Commutator detecting die - Google Patents
Commutator detecting die Download PDFInfo
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- CN202548281U CN202548281U CN2012201486899U CN201220148689U CN202548281U CN 202548281 U CN202548281 U CN 202548281U CN 2012201486899 U CN2012201486899 U CN 2012201486899U CN 201220148689 U CN201220148689 U CN 201220148689U CN 202548281 U CN202548281 U CN 202548281U
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- commutator
- insulator
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Abstract
The utility model discloses a commutator detecting die, which comprises a hollow insulator shell (1), a plurality of contact electricity-testing sheets (2) and a die safety hood (3) and is characterized in that a hollow part of the insulator shell (1) is in an inverse cone structure; the contact electricity-testing sheets (2) are evenly connected with the inner wall of the insulator shell (1) in turn; the adjacent contact electricity-testing sheets (2) are respectively connected with anode and cathode of a voltage testing meter (4); the number of the contact electricity-testing sheets (2) is the same as the number of commutator bars (5); and the die safety hood (3) and the insulator shell (1) are buckled. With the adoption of the structure innovation of electricity-testing sheets and conductive bolts, in the detection process, one commutator detecting die not only can perform the withstand voltage test synchronously to all commutator bars of one commutator but also can adapt the detection work of all commentators with the same number of commutator bars.
Description
Technical field:
The utility model relates to a kind of pick-up unit of commutator, relates to a kind of identical commutator of commutator segment sheet number that adapts in particular and detects mould.
Background technology:
For a long time; Detect between the sheet for commutator, be to adopt electrode to contact adjacent two method to carry out withstand voltage experiment between sheet always, and this method only adapts to the product occasion very low to the electric performance test requirement; Promptly when 500V as long as two insulation between platess resistance≤during 1m Ω, instrument 0.5mA reports to the police.Between to the sheet of commutator, detect, use the quality that above-mentioned detection method obviously can not guarantee commutator, manual operation efficiency is low simultaneously, logistics waste, the production of more and more incompatible modernized factory.Chinese patent publication number CN 1601291 A for example; Open day on 03 30th, 2005, the name of innovation and creation was called controller of auto detector for dielectric strength between sheets of commutator, and this application case discloses a kind of automatic detection device of commutator; Acting in conjunction through the rotation of step motor drive commutator and CPU control and parameter setting; Realized the automatic control and the detection of dielectric strength between commutator segments, solved general commutator pick-up unit 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, inefficiency are waited in waste.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 the dielectric strength between commutator segments detector, and this application case discloses a kind of commutator detector, through being used in combination of isolated drive circuit and electronic switching technology; Not only realized between commutator segment and automatically switch the detection of each sheet; And can reality and confirm the position of its short circuit commutator segment solved the low problem of general commutator accuracy in detection, but this detector to need the components and parts of control circuit, isolated drive circuit and testing circuit etc.; Manufacturing cost is high, and the wiring of commutator segment and this detector also is the hard work amount before detection.One 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 the detection method and the detector thereof of commutator segment interdeep; This application case discloses a kind of commutator detector and detection method thereof; Through being used in combination of vision sensor, image processor and microcomputer controller, having solved general commutator detector and can not detect the bad quality problems and the low problem of detection accuracy rate of groove between commutator segment, but can't detect the quality problems of changing groove inner structure between commutator segment and sheet with the instantaneous detection method of taking pictures of vision sensor.One Chinese patent application publication No. CN 102043129 A for example for another example; At on 05 04th, 2011 Shen Qing Publication day; The name of innovation and creation is called dynamo-electric commutator pick-up unit; This application case discloses a kind of commutator pick-up unit, through panoramic table, double end electrode, transverse moving mechanism, reciprocating mechanism and being used in combination of detection part radially, has solved the problem that a commutator pick-up unit 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, the testing amount that this has just increased this commutator has increased working time and production cost.The utility model is through 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 be simultaneously all commutator segments of a commutator be carried out voltage-withstand test, and the commutator that can adapt to the testing of multiple different size commutator detects mould.
The utility model content:
The utility model solves general commutator pick-up unit in the prior art and can not be simultaneously all commutator segments of a commutator be carried out voltage-withstand test and pick-up unit to the not strong problem of commutator size adaptability; Provide a kind of commutator to detect mould; Structure innovation through contact electrical verification sheet and conduction screw; In testing process, can carry out voltage-withstand test simultaneously to all commutator segments of a commutator, and can adapt to the testing of all identical commutators of commutator segment sheet number.
In order to solve the technical matters of above-mentioned existence; The utility model is taked following technical proposals: a kind of commutator detects mould; Comprise insulator shell, contact electrical verification sheet and the mould safety screen of hollow out, it is characterized in that the openwork part of said insulator shell is inverted frustum cone structure; Said contact electrical verification sheet evenly is connected with the insulator outer casing inner wall successively; Said adjacent contact electrical verification sheet links to each other with the both positive and negative polarity of pressure testing instrument respectively, and the sheet number of said contact electrical verification sheet is identical with the sheet number of commutator segment, said mould safety screen and insulator shell snapping.
When mounted; To contact the inverted round table inwall that the electrical verification sheet evenly is arranged on the insulator shell successively earlier; To contact the electrical verification sheet again and be connected on the pressure testing instrument, and make adjacent contact electrical verification sheet link to each other with the both positive and negative polarity of pressure testing instrument respectively, and buckle the mould safety screen and can debug and used through lead.When debugging is used; Take down safety screen earlier; Commutator segment sheet number is inserted this mould with the identical commutator of quantity of contact electrical verification sheet, make all commutator segments of this commutator all insert the gap of contact electrical verification sheet, buckle the mould safety screen after checking commutator and contacting the contact fully of electrical verification sheet; Start the pressure testing instrument, can detect.When the pressure testing instrument was reported to the police, then this commutator was defective; Otherwise then this commutator is up-to-standard.The inverted round table structure of insulator shell has guaranteed that the diameter of this detection mould can be complementary with the commutator of different-diameter, and one is detected mould and can carry out the pressure testing detection to multiple commutator; Contact electrical verification sheet is evenly arranged, has guaranteed that the gap between the contact electrical verification sheet is even, this with a commutator on all identical characteristics of all commutator segments consistent; Adjacent contact electrical verification sheet links to each other with the both positive and negative polarity of pressure testing instrument respectively; The loop voltage that has guaranteed every commutator segment composition equates; Promptly receive on the pressure testing instrument after all commutator segment parallel connections; When as long as the total current of this circuit surpasses the ratings of setting on the pressure testing instrument, the pressure testing instrument is just reported to the police, and shows that commutator to be detected is defective; The sheet number of said 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 the 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 uses, prevent to contact the security incident that the electric leakage of electrical verification sheet causes.
Preferably, said contact electrical verification sheet is made up of the main body that tilts, hook pin and the web member that turns up, and said web member is connected through screw with the insulator shell.Incline structure and insulator shell are complementary; Hook pin convenient contact electrical verification sheet and insulator shell overlap joint; This syndeton of screw, loading and unloading, maintenance and the maintenance of convenient contact electrical verification sheet.
Preferably, said screw is the conduction screw, and said adjacent screw links to each other 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 the pressure testing instrument through the conduction screw, convenient the fixing of lead that connect; Spring on the conduction screw; When commutator is detected, when groove between commutator segment can not be when contacting the electrical verification sheet and contact fully, can be through tightening or loosening conduction screw; Reach raising or turning down of contact electrical verification sheet main part; Realize contact fully, guarantee carrying out smoothly of detection, also guaranteed conduction screw and the good contact that contacts the electrical verification sheet simultaneously.
Preferably, said conduction screw is a cross recess depression hexagon head bolt.Easy to loading and unloading, do not bump with the mould safety screen.
Preferably; Said insulator shell comprises lower insulator, middle insulator and upper insulator; Said lower insulator is connected through wearing cotter pin with middle insulator, and said contact electrical verification sheet is connected with middle insulator, saidly goes up, middle insulator fixes through conduction screw 9.Insulator shell split production, easy to process; Wear cotter pin, convenient in, lower insulator installs.
Preferably, said upper insulator is provided with the alternate groove of the depth with position to its outer of conduction screw assembling.Guarantee to connect lead and arrange, prevent to connect the lead disorder of pressure testing instrument both positive and negative polarity along the direction of groove.
Preferably, said commutator be provided with its in the swelling device of Kongxiang coupling, said swelling device is provided with SR.When detecting, avoid manually-operated, run into commutator segment and the electric shock accidents that causes; Simultaneously, increased the gravity of commutator, guaranteed commutator and contact the electrical verification sheet and contact fully.
Preferably, said lower insulator is provided with through hole, and the diameter of said through hole is greater than the terminal maximum gauge of swelling device.Avoid the tensioning system end to withstand lower insulator, commutator does not cause the consequence that can't detect with contacting the contact of electrical verification sheet.
Owing to take above-mentioned technical scheme; A kind of commutator that the utility model provides detects mould and has such beneficial effect: physical construction is simple; Easy and simple to handle, through the structure innovation of contact electrical verification sheet and conduction screw, in testing process; Realize that a commutator detects mould and not only can carry out voltage-withstand test simultaneously to all commutator segments of a commutator, and can adapt to the testing of all identical commutators of commutator segment sheet number.
Description of drawings:
Accompanying drawing 1 is the three-dimensional structure diagram of the utility model;
Accompanying drawing 2 is the A-A cut-open view of the utility model accompanying drawing 1;
Accompanying drawing 3 is the three-dimensional exploded view of the utility model;
Accompanying drawing 4 is that the B of the utility model accompanying drawing 2 is to enlarged drawing;
Accompanying drawing 5 is that the C of the utility model accompanying drawing 3 is to enlarged drawing;
Accompanying drawing 6 is the structural representation of the utility model contact electrical verification sheet;
Accompanying drawing 7 is the structural representation of the utility model contact electrical verification sheet and pressure testing instrument annexation.
Among the figure: insulator 12 upper insulators 13 are worn cotter pin 14 and are mastered groove 15 shallow groove 16 commutators 17 swelling devices 18 SRs 19 through holes 20 in insulator shell 1 contact electrical verification sheet 2 mould safety screens 3 pressure testing instrument 4 commutator segments 5 main bodys 6 hook pin 7 web members 8 conduction screws 9 springs 10 lower insulators 11.
Embodiment:
Consult accompanying drawing, to describing in further detail of the utility model:
Embodiment one: combine accompanying drawing 1,2,7; A kind of commutator detects mould, comprises insulator shell 1, contact electrical verification sheet 2 and the mould safety screen 3 of hollow out, and the openwork part of insulator shell 1 is inverted frustum cone structure; Contact electrical verification sheet 2 evenly is connected with insulator shell 1 inwall successively; Adjacent contact electrical verification sheet 2 links to each other 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, said mould safety screen 3 and insulator shell 1 snapping.
When mounted; To contact the inverted round table inwall that the electrical verification sheet evenly is arranged on the insulator shell successively earlier; To contact the electrical verification sheet again and be connected on the pressure testing instrument, and make adjacent contact electrical verification sheet link to each other with the both positive and negative polarity of pressure testing instrument respectively, and buckle the mould safety screen and can debug and used through lead.When debugging is used; Take down safety screen earlier; Commutator segment sheet number is inserted this mould with the identical commutator of quantity of contact electrical verification sheet, make all commutator segments of this commutator all insert the gap of contact electrical verification sheet, buckle the mould safety screen after checking commutator and contacting the contact fully of electrical verification sheet; Start the pressure testing instrument, can detect.When the pressure testing instrument was reported to the police, then this commutator was defective; Otherwise then this commutator is up-to-standard.
Embodiment two: combine accompanying drawing 1,2,4,6,7, a kind of commutator detects mould, comprises insulator shell 1, contact electrical verification sheet 2 and the mould safety screen 3 of hollow out; The openwork part of insulator shell 1 is inverted frustum cone structure; Contact electrical verification sheet 2 is made up of the main body 6, the hook pin 7 that turns up and the web member 8 that tilt, and web member 8 and insulator shell 1 are connected through screw, and screw is the conduction screw 9 of cross recess depression hexagon head; Adjacent screw links to each other 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; To contact the electrical verification sheet earlier evenly is plugged on the insulator shell through the hook pin successively; The conduction screw that will have spring again is fixedly connected contact electrical verification sheet and insulator shell; Simultaneously the both positive and negative polarity of pressure testing instrument is connected lead and be connected on the conduction screw, make the adjacent conductive screw link to each other with the both positive and negative polarity of pressure testing instrument respectively, buckle the mould safety screen and can debug and used.When debugging is used; Take down safety screen earlier; The commutator that commutator segment sheet number is identical with the quantity of contact electrical verification sheet inserts this mould, makes all commutator segments of this commutator all insert the gap of contact electrical verification sheet, the inspection commutator with contact the electrical verification sheet and whether contact fully.When commutator when contacting the electrical verification sheet and not exclusively contact, can make the main body of contact electrical verification sheet raise or turn down through tightening or unclamping the conduction screw a little, realize commutator and contact the electrical verification sheet and contact complete.Afterwards, buckle the mould safety screen, start the pressure testing instrument, can detect.When the pressure testing instrument was reported to the police, then this commutator was defective; Otherwise then this commutator is up-to-standard.
Embodiment three: combine accompanying drawing 1,2,4,6,7, a kind of commutator detects mould, comprises insulator shell 1, contact electrical verification sheet 2 and the mould safety screen 3 of hollow out; The openwork part of insulator shell 1 is inverted frustum cone structure; Contact electrical verification sheet 2 is made up of the main body 6, the hook pin 7 that turns up and the web member 8 that tilt, and web member 8 and insulator shell 1 are connected through screw, and screw is the conduction screw 9 of cross recess depression hexagon head; Adjacent screw links to each other 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 be provided with its in the swelling device 18 of Kongxiang coupling; Swelling device 18 is provided with SR 19, and lower insulator 13 is provided with through hole 20, and the diameter of through hole 20 is greater than the maximum gauge of swelling device 18 ends.
When mounted; To contact the electrical verification sheet earlier evenly is plugged on the insulator shell through the hook pin successively; The conduction screw that will have spring again is fixedly connected contact electrical verification sheet and insulator shell; Simultaneously the both positive and negative polarity of pressure testing instrument is connected lead and be connected on the conduction screw, make the adjacent conductive screw link to each other with the both positive and negative polarity of pressure testing instrument respectively, buckle the mould safety screen and can debug and used.When debugging is used; Take down safety screen earlier, earlier swelling device is inserted in the commutator segment sheet number commutator identical with the quantity of this detection mould contact electrical verification sheet, start SR; Make the end swelling commutator of swelling device; Then this commutator is inserted and detects mould, make all commutator segments of this commutator all insert the gap of contact electrical verification sheet, the inspection commutator with contact the electrical verification sheet and whether contact fully.When commutator when contacting the electrical verification sheet and not exclusively contact, can make the main body of contact electrical verification sheet raise or turn down through tightening or unclamping the conduction screw a little, realize commutator and contact the electrical verification sheet and contact complete.Afterwards, buckle the mould safety screen, start the pressure testing instrument, can detect.When the pressure testing instrument was reported to the police, then this commutator was defective; Otherwise then this commutator is up-to-standard.Take out this commutator through swelling device, start SR once more, the swelling device contact is connected with the swelling of this commutator, just can detect next commutator afterwards.
Embodiment four: combine accompanying drawing 1,2,3,4,5,6,7; A kind of commutator detects mould, comprises insulator shell 1, contact electrical verification sheet 2 and the mould safety screen 3 of hollow out, and the openwork part of insulator shell 1 is inverted frustum cone structure; Contacting electrical verification sheet 2 is made up of the main body 6, the hook pin 7 that turns up and the web member 8 that tilt; The insulator shell comprises lower insulator 11, middle insulator 12 and upper insulator 13, and web member 8 is connected with the conduction screw 9 of middle insulator 12 through cross recess depression hexagon head, and adjacent screw links to each other 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, and lower insulator 11 is connected through wearing cotter pin 14 with middle insulator 12; Upward, middle insulator fixes through conduction screw 9; Position to its outer of upper insulator 13 and 9 assemblings of conduction screw be provided with separately master groove 15 and shallow groove 16, commutator 17 be provided with its in the swelling device 18 of Kongxiang coupling, swelling device 18 is provided with SR 19; Lower insulator 13 is provided with through hole 20, and the diameter of through hole 20 is greater than the maximum gauge of swelling device 18 ends.
When mounted; To contact the electrical verification sheet earlier evenly is plugged on the middle insulator through the hook pin successively; The conduction screw that will have spring again is fixedly connected contact electrical verification sheet and middle insulator after passing upper insulator; Simultaneously the both positive and negative polarity of pressure testing instrument is connected lead and be connected on the conduction screw, make the adjacent conductive screw link to each other with the both positive and negative polarity of pressure testing instrument respectively, and will connect lead and arrange along dark, shallow groove; Then middle insulator is fixed on the lower insulator through wearing cotter pin, buckles the mould safety screen and can debug and used.When debugging is used; Take down safety screen earlier, earlier swelling device is inserted in the commutator segment sheet number commutator identical with the quantity of this detection mould contact electrical verification sheet, start SR; Make the end swelling commutator of swelling device; Then this commutator is inserted and detects mould, make all commutator segments of this commutator all insert the gap of contact electrical verification sheet, the inspection commutator with contact the electrical verification sheet and whether contact fully.When commutator when contacting the electrical verification sheet and not exclusively contact, can make the main body of contact electrical verification sheet raise or turn down through tightening or unclamping the conduction screw a little, realize commutator and contact the electrical verification sheet and contact complete.Afterwards, the mould safety screen is buckled on the upper insulator, starts the pressure testing instrument, can detect.When the pressure testing instrument was reported to the police, then this commutator was defective; Otherwise then this commutator is up-to-standard.Take out this commutator through swelling device, start SR once more, the swelling device contact is connected with the swelling of this commutator, just can detect next commutator afterwards.
Above-described four specific embodiments have carried out detailed introduction to the utility model.Used specific embodiment among this paper the principle and the embodiment of the utility model are set forth, the explanation of embodiment just is used to help to understand the core concept of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model core concept; Can also carry out some modifications to the utility model, for example contact the sheet number of electrical verification sheet, the architectural feature of depth groove, the swelling mode of swelling device, the circuit feature of pressure testing instrument etc. and carry out some modifications or combination, should drop within the protection domain of the utility model claim.
Claims (8)
1. a commutator detects mould; The insulator shell (1), contact electrical verification sheet (2) and the mould safety screen (3) that comprise hollow out; It is characterized in that; The openwork part of said insulator shell (1) is inverted frustum cone structure, and said contact electrical verification sheet (2) evenly is connected with insulator shell (1) inwall successively, and said adjacent contact electrical verification sheet (2) links to each other with the both positive and negative polarity of pressure testing instrument (4) respectively; The sheet number of said contact electrical verification sheet (2) is identical with the sheet number of commutator segment (5), said 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; Said contact electrical verification sheet (2) is made up of the main body (6), the hook pin (7) that turns up and the web member (8) that tilt, and said web member (8) is connected through screw with insulator shell (1).
3. a kind of commutator according to claim 2 detects mould, it is characterized in that, said screw is conduction screw (9), and said adjacent screw links to each other with the both positive and negative polarity of pressure testing instrument (4) respectively, on the screw rod of screw, is provided with spring (10).
4. a kind of commutator according to claim 3 detects mould, it is characterized in that said conduction screw (9) is a cross recess depression hexagon head bolt.
5. detect mould according to claim 1 or 2 or 3 described a kind of commutators; It is characterized in that; Said insulator shell comprises lower insulator (11), middle insulator (12) and upper insulator (13); Said lower insulator (11) is connected through wearing cotter pin (14) with middle insulator (12), and said contact electrical verification sheet (2) is connected with middle insulator (12), saidly goes up, middle insulator fixes through conducting electricity screw (9).
6. a kind of commutator according to claim 5 detects mould, it is characterized in that, position to its outer of said upper insulator (13) and conduction screw (9) assembling be provided with separately master groove (15) and shallow groove (16).
7. a kind of commutator according to claim 5 detects mould, it is characterized in that, said commutator (17) be provided with its in the swelling device (18) of Kongxiang coupling, said swelling device (18) is provided with SR (19).
8. a kind of commutator according to claim 7 detects mould, it is characterized in that said lower insulator (13) is provided with through hole (20), and the diameter of said through hole (20) is greater than the terminal maximum gauge of swelling device (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201486899U CN202548281U (en) | 2012-04-11 | 2012-04-11 | Commutator detecting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201486899U CN202548281U (en) | 2012-04-11 | 2012-04-11 | Commutator detecting die |
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| Publication Number | Publication Date |
|---|---|
| CN202548281U true CN202548281U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201486899U Withdrawn - After Issue CN202548281U (en) | 2012-04-11 | 2012-04-11 | Commutator detecting die |
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| Country | Link |
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| CN (1) | CN202548281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680864A (en) * | 2012-04-11 | 2012-09-19 | 宁波胜克换向器有限公司 | Commutator detecting mold |
-
2012
- 2012-04-11 CN CN2012201486899U patent/CN202548281U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680864A (en) * | 2012-04-11 | 2012-09-19 | 宁波胜克换向器有限公司 | Commutator detecting mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20140827 |
|
| RGAV | Abandon patent right to avoid regrant |