CN109078860A - The same system safety testing device of mutual inductor outer dimension - Google Patents
The same system safety testing device of mutual inductor outer dimension Download PDFInfo
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- CN109078860A CN109078860A CN201810700546.6A CN201810700546A CN109078860A CN 109078860 A CN109078860 A CN 109078860A CN 201810700546 A CN201810700546 A CN 201810700546A CN 109078860 A CN109078860 A CN 109078860A
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- cylinder
- displacement sensor
- pedestal
- mutual inductor
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/04—Sorting according to size
- B07C5/08—Sorting according to size measured electrically or electronically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses the same system safety testing devices of mutual inductor outer dimension, including pedestal, positioning device, outer circle detection device, pedestal detection device and controller, positioning device includes two positioning pins and two the first cylinders, first cylinder is installed on base by first support, the piston rod end of first cylinder is provided with the fixed block of cone, pedestal detection device includes support plate, first spring and the first displacement sensor, support plate is equipped with the through-hole with detent fit, first spring is arranged between support plate and pedestal, first displacement sensor is arranged on the base, the telescopic rod of first displacement sensor is fixedly connected with support plate, outer circle detection device includes second displacement sensor, second displacement sensor is installed on the first cylinder on pedestal, first displacement sensor, second displacement sensor is electrically connected with the controller respectively, Effectively prevent mutual inductor in verification process because caused by outer dimension difference mutual inductor fall, examine and determine the overproof phenomenon of data.
Description
Technical field
The present invention relates to current mutual inductor testing apparatus, and in particular to the same system safety testing device of mutual inductor outer dimension.
Background technique
Low-voltage current mutual inductor is the necessary equipment of low-voltage electric energy metering, on-line checking electric current.Low pressure of the present invention
Current transformer is specialized in metering and is used, and has the characteristics that wide amount limit, the accuracy of measuring are high.The annual the measure of production low-tension current in China
Mutual inductor 10,000,000.In order to examine and determine low-voltage current mutual inductor, power department needs to put into a large amount of manpower and material resources.In order to solve
Calibrating problem proposes automatic calibration assembly line.Due to the difference of the critical size of current transformer for metering, to automation
Calibration operation brings very big constant, or even can not examine and determine.
In order to improve calibrating efficiency, propose low-voltage current mutual inductor automatic calibration assembly line, to mutual inductor shape into
It has gone unified.However the difference deposited due to mutual inductor manufacturing enterprise low-voltage current mutual inductor outer dimension.In automatic calibration mistake
Often occur mutual inductor in journey to fall, examine and determine phenomena such as data are overproof.In order to solve this problem, the present invention proposes a kind of shape
Same system safety testing device.Can effectively prevent mutual inductor manufacturer because shape it is unqualified caused by batch return goods.
Summary of the invention
The present invention is realized to mutual inductor in view of the above-mentioned problems, provide the same system safety testing device of mutual inductor outer dimension
The measurement and screening of critical size can effectively prevent mutual inductor in verification process because of mutual inductor caused by outer dimension difference
Fall, examine and determine the overproof phenomenon of data.
The technical solution of present invention solution technical problem are as follows:
The same system safety testing device of mutual inductor outer dimension, including the detection of pedestal, positioning device, outer circle detection device, pedestal
Device and controller, the positioning device include that two positioning pins and two the first cylinders, the positioning pin are vertically arranged in machine
On seat, first cylinder is installed on base by first support, and first cylinder is horizontally disposed, and two the first cylinders
Piston rod be located along the same line, and the piston rod of two the first cylinders is oppositely arranged, the tailpiece of the piston rod of first cylinder
Portion is provided with the fixed block of cone, and the pedestal detection device includes support plate, the first spring and the first displacement sensor, institute
Support plate is stated equipped with the through-hole with detent fit, the support plate is penetrated realizes that the sliding with positioning pin connects on positioning pin
It connects, first spring is arranged between support plate and pedestal, and on the base, first is displaced for the first displacement sensor setting
The telescopic rod of sensor is fixedly connected with support plate, and the outer circle detection device includes second displacement sensor, the second
Displacement sensor is installed on pedestal, and is set on the perpendicular bisector of two positioning pin lines, and the second displacement sensor is stretched
Contracting boom end is provided with nut, and second spring, first cylinder, the first displacement sensing are equipped between the nut and pedestal
Device, second displacement sensor are electrically connected with the controller respectively.
It further, further include nameplate height detecting device, the nameplate height detecting device includes the second cylinder, nameplate
Detection plate, third displacement sensor, second cylinder are slidably connected with pedestal, and the nameplate detection plate is fixed at second
On the piston rod of cylinder, third displacement sensor is set between nameplate detection plate and the cylinder body of the second cylinder, the nameplate inspection
Drafting board is horizontally disposed, and the piston rod of second cylinder is vertically arranged, second cylinder, third displacement sensor respectively with control
Device electrical connection processed.
It further, further include connecting terminal height detecting device, the connecting terminal height detecting device includes track
Plate, sliding block, the 4th displacement sensor, third spring, the track plates are fixed at the side of nameplate detection plate and set vertically
It sets, the track plates are equipped with vertical sliding slot, and the sliding block is equipped with the projection cooperated with sliding slot, and the sliding block is relative to rail
Guidance tape slides in the vertical direction, and a mounting plate is provided at the top of the track plates, and the 4th displacement sensor setting exists
On mounting plate, and the telescopic rod of the 4th displacement sensor is fixedly connected with a slide block, and the third spring setting is in sliding block and installation
Between plate, the 4th displacement sensor is electrically connected with the controller.
It further, further include sorter, the sorter includes slide plate and from top to bottom the first of layer distributed
The upper end of pedestal side, the pedestal is hingedly arranged in conveyer belt, the second conveyer belt, third conveyer belt, the side of the slide plate
Bottom plate on be provided with third cylinder, the piston rod end of the third cylinder and the bottom end of slide plate are hinged, it is described first transmission
The side of slide plate free end is arranged in band, the second conveyer belt, third conveyer belt, and third cylinder is electrically connected with the controller.
Further, one in two the first cylinders is equipped with mounting blocks, and the mounting blocks are fixed at the first gas
On the piston rod of cylinder, the cylinder body of second cylinder is fixed on mounting blocks.
Further, the quantity of the third cylinder is two, is respectively arranged at the rear and front end below slide plate.
The effect provided in summary of the invention is only the effect of embodiment, rather than invents all whole effects, above-mentioned
A technical solution in technical solution have the following advantages that or the utility model has the advantages that
1, the present invention is realized by positioning device carries out precise positioning to to-be-tested transformer, lays solid base for measurement
Plinth is measured by the external diameter of a circle of outer circle detection device, by pedestal detection device detect pedestal and the outer circle center of circle it
Between distance, with this measured mutual inductor outer circle height and outer diameter of a circle, according to size needed for the calibrating of mutual inductor
Standard is screened, effectively prevent mutual inductor in verification process because caused by outer dimension difference mutual inductor fall, examine
Fixed number is according to overproof phenomenon.
2, the present invention is measured by height of the nameplate height detecting device to name plate set, passes through connecting terminal height
The height of detection device pair of wire connection terminals measures, and detection data passes to controller, and controller is divided into three classes after recognition:
One, qualified；Two, unqualified, but it is less than critical field without any size；Three, unqualified, at least one model under gauge
It encloses.Wherein the first kind is qualified, can be used directly；Second class is unqualified, but can be reached again by the processing that grinding etc. reduces size
At qualified purpose；Third class is unqualified, and can not be reprocessed.And pass through sorter for three kinds of different types of mutual inductances
Device slides on different conveyer belts, realizes classification.
Detailed description of the invention
Fig. 1 is the schematic perspective view of removing conveyer belt of the invention；
Fig. 2 is the enlarged drawing of I in Fig. 1；
Fig. 3 is main view of the invention；
Fig. 4 is the top view under Fig. 1 state；
Fig. 5 is the cross-sectional view of A-A in Fig. 3；
Fig. 6 is the perspective view of mutual inductor；
Fig. 7 is the perspective view under measuring state of the present invention；
In figure, pedestal 1, positioning device 2, the first cylinder 21, first support 22, positioning pin 23, outer circle detection device 3, the
Two displacement sensors 31, nut 32, second spring 33, pedestal detection device 4, support plate 41, the first spring 42, the first displacement pass
Sensor 43, nameplate height detecting device 5, the second cylinder 51, nameplate detection plate 52, third displacement sensor 53, connecting terminal are high
Degree detection device 6, track plates 61, sliding block 62, the 4th displacement sensor 63, third spring 64, mounting plate 65, sorter 7, the
One conveyer belt 71, the second conveyer belt 72, third conveyer belt 73, slide plate 74, third cylinder 75, mutual inductor 8.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing 1 to 7 is combined,
The present invention will be described in detail.Following disclosure provide many different embodiments or example be used to realize it is of the invention not
Same structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, of the invention
Can in different examples repeat reference numerals and/or letter.This repetition is that for purposes of simplicity and clarity, itself is not
It indicates that the relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily pressed in the accompanying drawings
Ratio is drawn.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid this hair is unnecessarily limiting
It is bright.
The same system safety testing device of mutual inductor outer dimension, including the inspection of pedestal 1, positioning device 2, outer circle detection device 3, pedestal
Device 4 and controller are surveyed, the positioning device 2 includes two positioning pins 23 and two the first cylinders 21, and the positioning pin 23 is perpendicular
It is straight to be arranged on base 1, it is realized by two openings of detent fit mutual inductor upper bed-plate in mutual inductor horizontal direction
Fixed, first cylinder is installed on base 1 by first support 22, and first cylinder is horizontally disposed, and two first
The piston rod of cylinder is located along the same line, and the piston rod of two the first cylinders is oppositely arranged, the work of first cylinder 21
Stopper rod end is provided with the fixed block of cone, and first cylinder realizes level pressure by cylinder valve, i.e. the first cylinder reaches
It is no longer extended after certain pressure, after the piston rod elongation of the first cylinder, the circle of conical fixed block and mutual inductor the center point
The cooperation of shape through-hole, realizes the fixation of mutual inductor height, and the pedestal detection device 4 includes support plate 41, the first spring 42 and the
One displacement sensor 43, the support plate 41 are equipped with the through-hole cooperated with positioning pin 23, and the support plate 41, which penetrates, to be positioned
It realizes on pin and is slidably connected with positioning pin, the setting of the first spring 42 is between support plate 41 and pedestal 1, first spring 42
Give support plate one upward elastic force, first displacement sensor 43 is arranged on pedestal 1, the first displacement sensor 43
Telescopic rod is fixedly connected with support plate 41, can detect that the distance between support plate and pedestal by the first displacement sensor, mutually
Sensor is placed on the supporting plate, after being completely fixed to mutual inductor, by measuring the distance between support plate and pedestal
The distance between the mutual inductor center of circle and bottom plate are calculated, the height of mutual inductor circle center distance pedestal is always kept in a fixed state, and is led to
Crossing the height that the height of the mutual inductor center of circle and pedestal subtracts between support plate and pedestal is base of mutual inductor and the mutual inductor center of circle
Distance, the outer circle detection device 3 includes second displacement sensor 31, and the second displacement sensor 31 is installed on pedestal 1
On, and be set on the perpendicular bisector of two 23 lines of positioning pin, the telescopic rod end of the second displacement sensor 31 is provided with
Nut 32, is equipped with second spring 33 between the nut and pedestal 1, second spring 33 gives the flexible of second displacement sensor
One upward elastic force of bar, makes the telescopic rod of second displacement sensor be in contact with the outer half dog points of mutual inductor, to measure
The distance between pedestal and the outer half dog points of mutual inductor, the height of the mutual inductor center of circle and pedestal subtract pedestal and the outer half dog points of mutual inductor
The distance between be mutual inductor outer circle radius, first cylinder 21, the first displacement sensor 43, second displacement sensor
31 are electrically connected with the controller respectively, and the present invention is realized by positioning device carries out precise positioning to to-be-tested transformer, beat for measurement
Lower solid foundation is measured by the external diameter of a circle of outer circle detection device, by pedestal detection device detect pedestal with
The distance between outer circle center of circle, with this measured mutual inductor outer circle height and outer diameter of a circle, according to the calibrating of mutual inductor
Required dimensional standard is screened, and effectively prevents mutual inductor in verification process because of mutual inductance caused by outer dimension difference
Device falls, examines and determine the overproof phenomenon of data.
Further, further include nameplate height detecting device 5, the nameplate height detecting device 5 include the second cylinder 51,
Nameplate detection plate 52, third displacement sensor 53, second cylinder 51 are slidably connected with pedestal 1, the nameplate detection plate 52
It being fixed at by a connecting plate on the piston rod of the second cylinder 51, second cylinder realizes level pressure by cylinder valve,
That is the second cylinder no longer bounces back after reaching certain pressure, drives the nameplate of nameplate detection plate and mutual inductor to paste by the second cylinder
It closes, third displacement sensor detects that cylinder piston rod is in complete elongation state to nameplate detection plate and nameplate fit-state and engraves
The mobile distance of board detection plate, and when be in complete elongation state by cylinder piston rod nameplate detection plate and the mutual inductor center of circle it
Between distance to subtract the mobile distance of nameplate detection plate be the distance between mutual inductor nameplate and the mutual inductor center of circle, third is displaced
Sensor 53 is set between nameplate detection plate 52 and the cylinder body of the second cylinder 52, and the nameplate detection plate 52 is horizontally disposed, institute
The piston rod for stating the second cylinder 51 is vertically arranged, and second cylinder 51, third displacement sensor 53 are electrically connected with controller respectively
It connects, the present invention is measured by height of the nameplate height detecting device to name plate set.
It further, further include connecting terminal height detecting device 6, the connecting terminal height detecting device 6 includes rail
Guidance tape 61, sliding block 62, the 4th displacement sensor 63, third spring 64, the track plates 61 are fixed at nameplate detection plate 52
Side and be vertically arranged, the track plates 61 be equipped with vertical sliding slot, the sliding block 62 be equipped with sliding slot cooperate dash forward
Block, the sliding block 62 slide in the vertical direction relative to track plates 61, and the top of the track plates 61 is provided with a mounting plate
65, the 4th displacement sensor is arranged on mounting plate 65, and the telescopic rod of the 4th displacement sensor and the fixed company of sliding block 62
It connects, the third spring 64 is arranged between sliding block 62 and mounting plate 65, and the 4th displacement sensor 63 is electrically connected with controller
It connects.Third spring 64 gives sliding block one downward elastic force, during nameplate detection plate 52 is displaced downwardly to and is bonded with nameplate, due to
Connecting terminal be higher than nameplate, connecting terminal stop sliding block continue to move down, by the 4th displacement sensor detect nameplate with
Difference in height between connecting terminal passes through connecting terminal height to detect the distance between connecting terminal and the mutual inductor center of circle
The height of detection device pair of wire connection terminals measures.
It further, further include sorter 7, the sorter 7 layer distributed including slide plate 74 and from top to bottom
1 side of pedestal is hingedly arranged in first conveyer belt 71, the second conveyer belt 72, third conveyer belt 73, the side of the slide plate 74
Upper end, is provided with third cylinder 75 on the bottom plate 11 of the pedestal 1, the piston rod end of the third cylinder 75 and slide plate 74
Bottom end is hinged, at various height by the free end of the extension and contraction control slide plate of third cylinder, first conveyer belt 71, second
The side of 74 free end of slide plate is arranged in conveyer belt 72, third conveyer belt 73, and the quantity of the third cylinder 75 is two, respectively
It is set to the rear and front end of 74 lower section of slide plate, third cylinder 75 is electrically connected with the controller.Controller is after identifying received data
Mutual inductor is divided into three classes: one, qualified；Two, unqualified, but it is less than critical field without any size；Three, unqualified, at least
One range under gauge.Wherein the first kind is qualified, can be used directly；Second class is unqualified, but can be subtracted by grinding etc.
Qualified purpose is reached in the processing of small size again；Third class is unqualified, and can not be reprocessed.And it will by sorter
Three kinds of different types of mutual inductors slide on different conveyer belts, realize classification.
Further, one in two the first cylinders is equipped with mounting blocks 54, and the mounting blocks 54 are fixed at the
On the piston rod of one cylinder, the cylinder body of second cylinder 51 is fixed on mounting blocks 54, passes through the flexible of the first cylinder
Realize sliding of second cylinder relative to pedestal, sliding is removed after being measured it, in order to take out mutual inductor and be put into new
Mutual inductor measure, saved cost relative to a power device is further added by, decreased energy loss.
Specifically used process of the invention:
Two openings on 8 pedestal of mutual inductor are penetrated on positioning pin, the pedestal of mutual inductor 8 is placed on support plate 41,
Through-hole starts the starting process of measurement of the button on controller, is measured rear worker and removes mutual inductor from positioning pin and be placed on
On slide plate, controller classifies to mutual inductor by detection data, and the free end of slide plate is arranged by controlling third cylinder
The classification to mutual inductor is realized above different conveyer belts.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to invention, not to the scope of the present invention
Limitation, based on the technical solutions of the present invention, those skilled in the art do not need to make the creative labor and can make
Various modifications or changes still within protection scope of the present invention.
Claims (6)
1. the same system safety testing device of mutual inductor outer dimension, which is characterized in that including pedestal (1), positioning device (2), outer circle inspection
Device (3), pedestal detection device (4) and controller are surveyed, the positioning device (2) includes two positioning pins (23) and two first
Cylinder (21), the positioning pin (23) are vertically arranged on base (1), and first vapour has just passed through first support (22) and has been installed on
On base (1), first vapour is just horizontally disposed with, and the piston rod of two the first cylinders is located along the same line, and two
The piston rod of one cylinder is oppositely arranged, and the piston rod end of first vapour rigid (21) is provided with the fixed block of cone, described
Pedestal detection device (4) includes support plate (41), the first spring (42) and the first displacement sensor (43), the support plate (41)
It is equipped with the through-hole cooperated with positioning pin (23), the support plate (41) penetrates realizes that the sliding with positioning pin connects on positioning pin
It connects, first spring (42) is arranged between support plate (41) and pedestal (1), and the first displacement sensor (43) setting exists
On pedestal (1), the telescopic rod of the first displacement sensor (43) is fixedly connected with support plate (41), the outer circle detection device (3)
Including second displacement sensor (31), the second displacement sensor (31) is installed on pedestal (1), and is set to two positioning
On the perpendicular bisector for selling (23) line, the telescopic rod end of the second displacement sensor (31) is provided with nut (32), the spiral shell
It is equipped with second spring (33) between female and pedestal (1), first cylinder (21), the first displacement sensor (43), second
Displacement sensor (31) is electrically connected with the controller respectively.
2. the same system safety testing device of mutual inductor outer dimension as described in claim 1, which is characterized in that further include nameplate height
Detection device (5), the nameplate height detecting device (5) include the second cylinder (51), nameplate detection plate (52), third displacement biography
Sensor (53), second cylinder (51) are slidably connected with pedestal (1), and the nameplate detection plate (52) is fixed at the second gas
On the piston rod of cylinder (51), third displacement sensor (53) be set to nameplate detection plate (52) and the second cylinder (52) cylinder body it
Between, the nameplate detection plate (52) is horizontally disposed, and the piston rod of second cylinder (51) is vertically arranged, second cylinder
(51), third displacement sensor (53) is electrically connected with the controller respectively.
3. the same system safety testing device of mutual inductor outer dimension as claimed in claim 2, which is characterized in that further include connecting terminal
Height detecting device (6), the connecting terminal height detecting device (6) include track plates (61), sliding block (62), the 4th displacement biography
Sensor (63), third spring (64), the track plates (61) are fixed at the side of nameplate detection plate (52) and are vertically arranged,
The track plates (61) are equipped with vertical sliding slot, and the sliding block (62) is equipped with the projection cooperated with sliding slot, the sliding block
(62) it is slided in the vertical direction relative to track plates (61), is provided with a mounting plate (65) at the top of the track plates (61),
4th displacement sensor is arranged on mounting plate (65), and the telescopic rod of the 4th displacement sensor and sliding block (62) fixed company
It connects, the third spring (64) is arranged between sliding block (62) and mounting plate (65), the 4th displacement sensor (63) and control
Device electrical connection processed.
4. the same system safety testing device of mutual inductor outer dimension as described in claim 1, which is characterized in that further include sorter
(7), the sorter (7) includes slide plate (74) and from top to bottom the first conveyer belt (71), the second conveyer belt of layer distributed
(72), the upper end of pedestal (1) side, the pedestal (1) is hingedly arranged in third conveyer belt (73), the side of the slide plate (74)
Bottom plate (11) on be provided with third cylinder (75), the bottom end of the piston rod end of the third cylinder (75) and slide plate (74) is cut with scissors
It connects, first conveyer belt (71), the second conveyer belt (72), third conveyer belt (73) are arranged in the side of slide plate (74) free end
Side, third cylinder (75) are electrically connected with the controller.
5. the same system safety testing device of mutual inductor outer dimension as claimed in claim 2, which is characterized in that in two the first cylinders
One be equipped with mounting blocks (54), the mounting blocks (54) are fixed on the piston rod of the first cylinder, second gas
The cylinder body of cylinder (51) is fixed on mounting blocks (54).
6. the same system safety testing device of mutual inductor outer dimension as claimed in claim 4, which is characterized in that the third cylinder
(75) quantity is two, is respectively arranged at the rear and front end below slide plate (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810700546.6A CN109078860B (en) | 2018-06-29 | 2018-06-29 | Mutual inductor overall dimension identity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810700546.6A CN109078860B (en) | 2018-06-29 | 2018-06-29 | Mutual inductor overall dimension identity testing device |
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| CN109078860A true CN109078860A (en) | 2018-12-25 |
| CN109078860B CN109078860B (en) | 2020-07-31 |
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| CN201810700546.6A Active CN109078860B (en) | 2018-06-29 | 2018-06-29 | Mutual inductor overall dimension identity testing device |
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| CN204963744U (en) * | 2015-08-24 | 2016-01-13 | 重庆市璧山区四通机械厂 | Main hub slot pitch verifying attachment |
| CN204924164U (en) * | 2015-09-17 | 2015-12-30 | 常州刘国钧高等职业技术学校 | Utilize measuring tool that holds bars chi and measure major diameter work piece |
| CN205620485U (en) * | 2016-04-29 | 2016-10-05 | 国网山东省电力公司电力科学研究院 | A intelligent integrated detection device for low pressure current transformer integrates |
| CN105890565A (en) * | 2016-07-01 | 2016-08-24 | 成都市龙泉通惠实业有限责任公司 | Device for detecting groove depth of piston body |
| CN205981086U (en) * | 2016-08-30 | 2017-02-22 | 三门峡中原量仪股份有限公司 | Utensil is examined to high accuracy screw rod measurement over pins |
| CN107543475A (en) * | 2017-08-21 | 2018-01-05 | 上海奥林汽车配件有限公司 | A kind of detection means of engine boring cover external diameter and circularity |
| CN207446774U (en) * | 2017-11-01 | 2018-06-05 | 温州微特电子有限公司 | A kind of miniature transformer sorting mechanism |
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