CN104142108B - Conductive contact finger detecting method and detecting tool special for implementing method - Google Patents
Conductive contact finger detecting method and detecting tool special for implementing method Download PDFInfo
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- CN104142108B CN104142108B CN201310402291.2A CN201310402291A CN104142108B CN 104142108 B CN104142108 B CN 104142108B CN 201310402291 A CN201310402291 A CN 201310402291A CN 104142108 B CN104142108 B CN 104142108B
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- 238000000034 method Methods 0.000 title abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 210000002421 cell wall Anatomy 0.000 claims description 62
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 34
- 238000005259 measurement Methods 0.000 claims description 8
- 208000012287 Prolapse Diseases 0.000 claims description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
Abstract
The invention relates to a conductive contact finger detecting method and a detecting tool special for implementing the method. A locating reference plane is set, the side faces of a detected conductive contact finger are symmetrically distributed on the two sides of the locating reference plane, and the intersection line of the two side faces of the detected conductive contact finger is located on the locating reference plane; a reference plate with a reference groove is arranged in a matched mode, the two groove walls of the reference groove are symmetrically distributed on the two sides of the locating reference plane, the intersection line of the two groove walls is located on the locating reference plane, the two groove walls are parallel to the side faces of the detected conductive contact finger, a protruding vertex is located on the locating reference plane, the distance between the protruding vertex and the intersection line of the two groove walls is equal to the radius of the inner circular arc face of the detected conductive contact finger, and the protruding vertex is made to be in contact with the inner circular arc face of the detected conductive contact finger. Gaps between the side faces of the detected conductive contact finger and the corresponding groove walls are detected, the detected conductive contact finger is qualified if the gaps are set gaps, and otherwise, the detected conductive contact finger is not qualified. The conductive contact finger detecting method and the detecting tool special for implementing the method lower detection difficulty, the detection precision is high, the structure is simple, and operation is convenient.
Description
Technical field
The present invention relates to a kind of detecting tool, more particularly, to a kind of conductive contact finger detection method and be exclusively used in implementing the method
Detecting tool.
Background technology
Conductive contact finger is very important conducting element in primary cut-out, and conductive contact finger is included for being led with conducting rod
The internal face of electrical contact and the outside wall surface away from internal face, internal face is the inner arc surface of circular arc, outside wall surface is circular arc
Exterior arc surface, also includes two sides being connected between internal face and outside wall surface, in order to ensure that adjacent conductive fingertip can be certainly
By rotating, the intersection of two sides does not pass through the center of circle of inner arc surface and exterior arc surface, in order to ensure conductive contact finger and conducting rod
Good contact conductive, general conductive contact finger is required to detect that the inner arc surface of conductive contact finger and exterior arc surface arrive before use
The distance of center of arc's line, but center of arc's line is locus, and positioning and measurement are extremely difficult, therefore typically adopt three seats
Mapping amount is to be detected, but because the detection of conductive contact finger is very frequent, and three-coordinates measuring machine involves great expense, and safeguards
High cost, therefore not only needs to take the three-coordinates measuring machine plenty of time using three-coordinates measuring machine, and improves and detect into
This.
Content of the invention
The purpose of the present invention is to propose to a kind of conductive contact finger detection method simple to operate.The present invention also provides a kind of structure
Simply, low cost be exclusively used in implement the detecting tool of above-mentioned detection method.
For solving the above problems, in the present invention, conductive contact finger detection method the technical scheme is that
A kind of conductive contact finger detection method, comprises the following steps,
1) set and there is a positioning reference plane, described positioning reference plane makes two sides pair of detected conductive contact finger
Claim to be distributed in the both sides of described positioning reference plane, and the intersection of detected two sides of conductive contact finger is located at this positioning datum
On face；
2) folder between an angle with two cell walls and two sides of detected conductive contact finger is placed in cooperation
The datum plate of angle equal benchmark groove, makes two cell walls of benchmark groove be symmetrically distributed in the both sides of described positioning reference plane and make
The intersection of two cell walls is located on described positioning reference plane, makes two cell walls of benchmark groove and the right of detected conductive contact finger
Answer side to be arranged in parallel, so that the summit of the projection that the bottom land of benchmark groove arranges is located on described positioning reference plane and make described convex
The summit risen is to the radius with the inner arc surface of detected conductive contact finger of the distance between intersection of two cell walls of benchmark groove
Equal, so that the summit of projection of the bottom land of benchmark groove is contacted with the inner arc surface of detected conductive contact finger；
3) detect the gap between detected two sides of conductive contact finger and the corresponding cell wall of datum plate, when gap is
Set during gap then it represents that detected conductive contact finger is qualified, the conductive contact finger being otherwise detected is unqualified.
Using the rectangular slab measurement gap with the unequal big end of thickness and small end in step 3), described big end
, by setting the maximum being allowed in gap, the thickness of described small end is by setting the minima being allowed in gap for thickness.
Described projection is the arc-shaped convex for contacting with the Inner arc cake of detected conductive contact finger.
The detecting tool being exclusively used in implementing above-mentioned detection method in the present invention the technical scheme is that
It is exclusively used in implementing the detecting tool of above-mentioned detection method, tie including the positioning for positioning detected conductive contact finger
Structure, described location structure has the positioning reference plane of setting, and described positioning reference plane is used for making the two of detected conductive contact finger
Individual side is symmetrically distributed in described positioning reference plane both sides and the intersection position for making two sides of detected conductive contact finger
On described positioning reference plane, also include the datum plate being equipped with described location structure, described datum plate offers base
Quasi- groove, two cell walls of described benchmark groove have equal for the angle and detected two sides of conductive contact finger between
Angle, the intersection of both sides and two cell walls that described two cell walls of benchmark groove are symmetrically distributed in described positioning reference plane is located at
On described positioning reference plane, two cell walls of described benchmark groove are used for be arrangeding in parallel with detected conductive contact finger corresponding side surface,
The bottom land of described benchmark groove is provided with the projection protruding bottom surface, and described raised summit is located at described positioning reference plane
On, the distance of intersection to described two cell walls of benchmark groove for the described raised summit is interior with detected standard conductive fingertip
The radius of arc surface is equal, between the cell wall of described benchmark groove both sides and the detected corresponding side surface of standard conductive fingertip
Described raised summit has setting gap when contacting with the inner arc surface of detected standard conductive fingertip.
Also include pedestal, described location structure is the detent opening up on described pedestal, described detent has
The locating slot bottom of the detected conductive contact finger of support and the side channel of coincide cooperation corresponding with detected two sides of conductive contact finger respectively
Wall, the angle between the angle between two side channel walls and two cell walls of described benchmark groove is equal.
Described projection is the arc-shaped convex for contacting with the Inner arc cake of detected conductive contact finger.
Described datum plate slidable fit, on described pedestal, also includes for applying to make it towards described in top pressure to datum plate
The driving structure of the active force of inner arc surface motion of the detected conductive contact finger in detent, is also included for guiding base
The guide frame that quasi- plate moves along a straight line under the active force of driving structure.
Described driving structure is the spring of setting in described pedestal, and described spring guiding is wrapped in setting on described pedestal
On the spring guider screw extending along the datum plate direction of motion, described spring one end top pressure is in spring guider screw head and bar portion
Connect on the end face of side, other end top pressure is on the side away from benchmark groove side for the datum plate；Described guide frame is institute
The end stating setting on the line channel opening up on datum plate and pedestal is installed in line channel along line channel guiding movement
Backing pin.
Offer the chute for slidable fit datum plate above described pedestal, be provided with for preventing above described chute
The pressing plate of datum plate prolapse upwards groove.
Also include the measuring scale for measuring described setting gap, described measuring scale be have the unequal big end of thickness and
The rectangular slab of small end, the thickness at described big end is between the side of detected conductive contact finger and the corresponding cell wall of benchmark groove
The maximal clearance being allowed, the thickness of described small end is between detected conductive contact finger side and the corresponding cell wall of benchmark groove
The minimum clearance being allowed.
A kind of conductive contact finger detection method proposed by the present invention and be exclusively used in implementing the detecting tool of this detection method, will be by
Detection conductive contact finger is positioned in location structure, and the positioning reference plane of location structure makes two sides of detected conductive contact finger
The intersection of the both sides and detected two sides of conductive contact finger that are symmetrically distributed in positioning reference plane is located on positioning reference plane, joins
Conjunction is provided with datum plate, and two cell walls of the benchmark groove on datum plate are symmetrically distributed in positioning reference plane both sides and two cell walls
Intersection be located on positioning reference plane, two cell walls are be arranged in parallel with the corresponding side surface of the conductive contact finger being detected, benchmark groove
The summit of the projection of bottom land is located on positioning reference plane, and the summit of projection is between the intersection of two cell walls of benchmark groove
Distance is equal to the radius of detected conductive contact finger Inner arc, thus the distance of inner arc surface to the circular arc center of circle is converted into tested
Gap between the side of conductive contact finger surveyed and the corresponding cell wall of benchmark groove, by detect this gap whether with setting gap
Judge whether this detected conductive contact finger is qualified.The distance of inner arc surface and exterior arc surface to the circular arc center of circle is converted by the present invention
The distance between respective side walls for the detected fingertip two sides of measurement and benchmark groove, reduce detection difficulty, improve detection essence
Degree, detecting tool structure is simple, with low cost, is easy to operate.
Further, location structure adopt reference seat on setting detent, be easy to processing and fabricating, processing cost low and
Measurement result stability can be improved.
Further, the projection of benchmark bottom portion of groove setting is arc-shaped convex, can achieve and detected conductive contact finger
Inner arc cake contact it is ensured that detection accuracy.
Further, the arc-shaped convex top pressure making its bottom land all the time is applied detected using driving structure to datum plate
The active force of conductive contact finger inner arc surface, datum plate makes benchmark along to guide frame guiding slip in the presence of driving structure
The distance of the intersection to two cell walls for the summit of the projection of groove bottom land all the time with the inner arc surface of detected conductive contact finger
Radius is equal, thus ensure that detected conductive contact finger the distance between to benchmark groove cell wall, thereby ensure that measurement
Precision.
Further, guided along line channel as datum plate during driving structure using spring and slide, structure is simple, be easy to
Operation.
Further, allowed maximal clearance is respectively equal to using two-end thickness and the measuring scale detection of minimum clearance is led
Whether electrical contact finger is qualified, directly perceived, convenient, simple to operation.
Brief description
Fig. 1 is the structural representation of the embodiment of the detecting tool used by conductive contact finger detection method of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the detection principle diagram of Fig. 1；
Fig. 4 is the structural representation of pedestal in Fig. 1；
Fig. 5 is the b-b sectional view of Fig. 4；
Fig. 6 is the left view of Fig. 4；
Fig. 7 is the structural representation of datum plate in Fig. 1；
Fig. 8 is the left view of Fig. 7；
Fig. 9 is the top view of Fig. 7；
Figure 10 is the structural representation of measurement plate in Fig. 1；
Figure 11 is the top view of Figure 10；
Figure 12 is the structural representation of Fig. 1 center platen；
Figure 13 is the top view of Figure 12；
Figure 14 is the structural representation of backing pin in Fig. 2.
Specific embodiment
The embodiment of a kind of conductive contact finger detection method of the present invention: this detection method comprises the following steps, 1) will be tested
Survey conductive contact finger to be placed in the detent of pedestal, detent has positioning reference plane, makes detected conductive contact finger
Cooperation pressed close to by two side channel walls of two sides and detent, so that two sides of detected conductive contact finger are symmetrically divided
It is distributed in the both sides of positioning reference plane, and make the intersection of two sides of detected conductive contact finger be located at this positioning reference plane
On；2) on glide base slidable fit have two cell walls angle equal with the angle of detected two sides of conductive contact finger
Benchmark groove datum plate, two cell walls of benchmark groove are symmetrically distributed in positioning reference plane both sides and the intersection of two cell walls
On positioning reference plane, two cell walls are be arranged in parallel with the corresponding side surface of detected conductive contact finger, benchmark groove bottom land
Raised summit is located on positioning reference plane and the distance of intersection to two cell walls for the summit of projection is touched with detected conduction
The radius of the inner arc surface referring to is equal, and moving reference plate makes the raised summit of the bottom land of benchmark groove and detected conductive contact finger
Inner arc surface contacts；3) detect the gap between detected two sides of conductive contact finger and the corresponding cell wall of datum plate, when
Gap is then it represents that detected conductive contact finger is qualified when setting gap；The conductive contact finger otherwise representing detected is unqualified.
The setting positioning reference plane that has that the conductive contact finger being detected in the present embodiment is located in opening up on pedestal is determined
In the groove of position, detected, on pedestal, can also directly be led by datum plate slidable fit in other embodiments of the invention
Electrical contact finger is placed on work top, and is correspondingly arranged datum plate, makes two sides and the datum plate of detected conductive contact finger
On two cell walls of benchmark groove be all symmetrically distributed in the both sides of same positioning reference plane, and make detected conductive contact finger
The intersection of the intersection of two sides and two cell walls of benchmark groove is respectively positioned on this positioning reference plane, two cell walls with detected
The corresponding side surface of conductive contact finger be arranged in parallel, so that the summit of the projection of benchmark groove bottom land is located on this positioning reference plane, thus
Just can achieve this detection method.
The projection of the bottom land setting of benchmark groove is arc-shaped convex in the present embodiment, in other embodiments of the invention
In may be alternatively provided as having the acicular texture pointed raised or that protrusion bottom surface can be set at bottom land of a cusp.
The embodiment of a kind of conductive contact finger detecting tool of the present invention: as shown in Fig. 1～Figure 14, this conductive contact finger is examined
Survey frock and include pedestal 7, pedestal 7 offers the detent 71 for positioning detected conductive contact finger 1, detent 71
Have and place the locating slot bottom being detected conductive contact finger and two side channels fitted with detected conductive contact finger side for support
Wall, the angle between the angle between two side channel walls and detected two side walls of standard conductive fingertip is equal, two side channels
There is between wall the positioning reference plane of setting, pedestal 7 is further opened with square chute 73, is provided with for assembling bullet below chute
The screwed hole 74 of spring guider screw 6, also includes the datum plate 4 for being slidedly assemblied in chute, and datum plate 4 includes plane plate
And the push pedal being wholely set below plane plate, plane plate offers benchmark groove 41, two cell walls of benchmark groove it
Between angle a and detected standard conductive fingertip between angle equal, the bottom land of benchmark groove 41 is provided with protrusion bottom land table
The arc-shaped convex 43 in face, the distance on the summit of arc-shaped convex 43 to two cell wall intersections of benchmark groove is equal to detected
The radius r of the inner arc surface of conductive contact finger, two cell walls of benchmark groove be symmetrically placed in setting positioning reference plane both sides
And the intersection of two cell walls and the summit of arc-shaped convex are respectively positioned on the positioning reference plane of this setting, when arc-shaped convex 43 with
During the inner arc surface contact of detected conductive contact finger, the corresponding groove of detected two sides of conductive contact finger and benchmark groove
There is between wall the gap h of setting, the plane plate of datum plate 4 offers line channel 42, is coated with line channel 42
Can be along the backing pin 8 of line channel 42 movement, backing pin 8 one end is installed in line channel 42, the phase of the other end and setting on pedestal 7
The backing pin hole 72 answered connects, and also includes for applying to make it towards detected the leading in detent described in top pressure to datum plate
The driving structure of the active force of inner arc surface motion of electrical contact finger, driving structure is the spring guiding in the screwed hole 74 of pedestal 7
Spring 5 is arranged with screw 6, spring 5 one end top pressure in spring guider screw 6 head on the end face of its bar portion side, another
One end top pressure, in the push pedal of datum plate 4, is provided with above pedestal 7 for preventing datum plate 4 from taking off upwards from square chute 73
The pressing plate 3 going out, is also included for measuring distance between the cell wall corresponding with benchmark groove 41 of 1 two sides of detected conductive contact finger
Measuring scale 2, this measuring scale 2 is the rectangular slab with the small end 21 that thickness do not wait and big end 22, and this rectangular slab small end is thick
Degree h1 is the minimum clearance being allowed between the conductive contact finger side and the cell wall of benchmark groove 41 being detected, big end thickness h 2
By the maximal clearance being allowed between detected conductive contact finger side and the cell wall of benchmark groove 41.
When needing to detect conductive contact finger, detected conductive contact finger 1 is placed in the detent 71 of pedestal 7, lives
Moving conductive fingertip makes two sides of detected conductive contact finger 1 be adjacent to the corresponding cell wall of detent 71 respectively, thus can
The both sides of positioning reference plane of setting and the friendship of two sides so that two sides of detected conductive contact finger 1 are symmetrically placed in
Line is located on the positioning reference plane of this setting, and spring 5 promotes datum plate along line channel 42 towards pedestal in the presence of backing pin 8
7 lateral movement being placed with conductive contact finger, remains in motor process that two cell walls of benchmark groove and detected are led
The respective side of electrical contact finger is parallel, is provided with pressing plate 3, therefore datum plate 4 will not be de- from square chute 73 upwards above pedestal 7
Go out, until arc-shaped convex 43 top pressure on benchmark groove 41 bottom land is on the inner arc surface of detected conductive contact finger 1, due to
The distance of the intersection to two cell walls for the summit of arc-shaped convex is equal with the radius of the inner arc surface of detected conductive contact finger,
Therefore now between the cell wall of benchmark groove and the detected corresponding side surface of conductive contact finger 1, there is gap, right using measuring scale 2
This gap measures, the big end thickness of measuring scale 2 by allowed maximal clearance value, small end thickness is by between the minimum that allowed
Gap, when detection, this measuring scale 2 is put in side and the benchmark of detected conductive contact finger 1 from small end 21 successively to big end 22
Gap between the corresponding cell wall of groove 41, till this measuring scale cannot continue to move to, when this gap just accommodates measurement
The small end 21 of chi 2 or big end 22 or then represent that detected conductive contact finger 1 is qualified when being between small end 21 and big end 22；Otherwise
The conductive contact finger representing detected is unqualified.
Recessed to detected conductive contact finger and benchmark using having the unequal measuring scale of two-end thickness in the present embodiment
Gap between the corresponding cell wall of groove is detected, measuring scale also can not be used in other embodiments of the invention directly to use eye
Eyeball is observed, or can also adopt the conventional survey tools such as slide calliper rule.
Location structure is the detent being arranged on pedestal in the present embodiment, and datum plate is slidedly assemblied on pedestal,
Also pedestal can be not provided with other embodiments of the invention, location structure is the workbench placing detected conductive contact finger
Face, datum plate without being slidedly assemblied on pedestal, and directly adopt hand-held or alternate manner directly by datum plate with detected
Conductive contact finger cooperation is placed, and makes two cell walls of benchmark groove on two sides of detected conductive contact finger and datum plate equal
It is symmetrically distributed in the both sides of same positioning reference plane, and make the intersection of two sides and the benchmark groove of detected conductive contact finger
The intersection of two cell walls is respectively positioned on this positioning reference plane, and two cell walls are parallel with the corresponding side surface of detected conductive contact finger to be set
Put, so that the summit of the projection of benchmark groove bottom land is located on this positioning reference plane.
Driving structure is the spring of setting on pedestal in the present embodiment, also can not set in other embodiments of the invention
Put driving structure and directly realized by hand push, or driving structure adopts screw and the feed screw nut machine of corresponding screwed hole composition
Structure promotes datum plate to realize.
Datum plate is arranged in square chute in the present embodiment, is provided with line channel, by making on pedestal
When backing pin is installed in line channel, datum plate can move linearly along line channel, and prevents datum plate upwards from side using pressing plate
Deviate from shape chute, also line slideway can be set on pedestal in other embodiments of the invention, so that datum plate is led along straight line
Rail linear slide, now can be not provided with pressing plate, and directly be fixedly connected pedestal with the slide block on line slideway.
The projection of the bottom land setting of benchmark groove is arc-shaped convex in the present embodiment, in other embodiments of the invention
In may be alternatively provided as having the acicular texture pointed raised or that protrusion bottom surface can be set at bottom land of a cusp.
Claims (10)
1. a kind of conductive contact finger detection method it is characterised in that: comprise the following steps,
1) set and there is a positioning reference plane, described positioning reference plane makes two sides of detected conductive contact finger symmetrically divide
It is distributed in the both sides of described positioning reference plane, and the intersection of detected two sides of conductive contact finger is located at this positioning reference plane
On；
2) an angle phase having between the angle of two cell walls and two sides of detected conductive contact finger is placed in cooperation
Deng the datum plate of benchmark groove, two cell walls of benchmark groove are made to be symmetrically distributed in the both sides of described positioning reference plane and make two
The intersection of cell wall is located on described positioning reference plane, makes two cell walls of benchmark groove and the respective side of detected conductive contact finger
Face be arranged in parallel, so that the summit of the projection that the bottom land of benchmark groove arranges is located on described positioning reference plane and makes described projection
The distance between the intersection of summit to two cell walls of benchmark groove is equal with the radius of the inner arc surface of detected conductive contact finger,
The summit of projection of the bottom land of benchmark groove is made to contact with the inner arc surface of detected conductive contact finger；
3) detect the gap between detected two sides of conductive contact finger and the corresponding cell wall of datum plate, when gap is to set
Then it represents that detected conductive contact finger is qualified during gap, the conductive contact finger being otherwise detected is unqualified.
2. conductive contact finger detection method according to claim 1 it is characterised in that: using there is thickness not in step 3)
Equal big end and the rectangular slab measurement gap of small end, the thickness at described big end by setting the maximum being allowed in gap,
The thickness of described small end is by setting the minima being allowed in gap.
3. conductive contact finger detection method according to claim 1 and 2 it is characterised in that: described projection be for tested
The arc-shaped convex of the Inner arc cake contact of the conductive contact finger surveyed.
4. be exclusively used in implementing the detecting tool of detection method as claimed in claim 1 it is characterised in that: include for positioning quilt
The location structure of detection conductive contact finger, described location structure has the positioning reference plane of setting, and described positioning reference plane is used for making
Two sides of detected conductive contact finger are symmetrically distributed in described positioning reference plane both sides and for making detected conduction touch
The intersection of two sides referring to is located on described positioning reference plane, also includes the datum plate being equipped with described location structure,
Benchmark groove offered on described datum plate, two cell walls of described benchmark groove have for detected conductive contact finger two
The equal angle of angle between individual side, described two cell walls of benchmark groove are symmetrically distributed in the both sides of described positioning reference plane
And the intersection of two cell walls is located on described positioning reference plane, two cell walls of described benchmark groove are used for touching with detected conduction
Refer to corresponding side surface to be arranged in parallel, the bottom land of described benchmark groove is provided with the projection protruding bottom surface, described raised summit
On described positioning reference plane, the distance of intersection to described two cell walls of benchmark groove for the described raised summit be detected
The inner arc surface of standard conductive fingertip radius equal, the cell wall of described benchmark groove both sides is touched with detected standard conductive
Have when contacting with the inner arc surface of detected standard conductive fingertip on described raised summit between the corresponding side surface referring to and set
Fixed gap.
5. detecting tool according to claim 4 it is characterised in that: also include pedestal, described location structure be described base
The detent opening up on seat, described detent have the locating slot bottom supporting detected conductive contact finger and respectively be detected
The corresponding cooperation that coincide in two sides of conductive contact finger side channel wall, the angle between two side channel walls and the two of described benchmark groove
Angle between individual cell wall is equal.
6. detecting tool according to claim 5 it is characterised in that: described projection be for detected conductive contact finger
Inner arc cake contact arc-shaped convex.
7. detecting tool according to claim 5 it is characterised in that: described datum plate slidable fit on described pedestal,
Also include for applying to make it towards the inner arc surface of the detected conductive contact finger in detent described in top pressure to datum plate
The driving structure of the active force of motion, is also included for leading that oriention benchmark plate moves along a straight line under the active force of driving structure
To structure.
8. detecting tool according to claim 7 it is characterised in that: described driving structure is the bullet of setting in described pedestal
Spring, described spring guiding is wrapped on the spring guider screw extending along the datum plate direction of motion of setting on described pedestal, institute
State spring one end top pressure on the end face that spring guider screw head is connected side with bar portion, other end top pressure datum plate away from
On the side of benchmark groove side；Described guide frame is the end of setting on the line channel and pedestal opening up on described datum plate
Portion is installed on the backing pin in line channel along line channel guiding movement.
9. detecting tool according to claim 7 it is characterised in that: offer for slidable fit base above described pedestal
The chute of quasi- plate, is provided with the pressing plate for preventing datum plate prolapse upwards chute above described chute.
10. the detecting tool according to any one in claim 4～9 it is characterised in that: also include described for measuring
Set the measuring scale in gap, described measuring scale is the rectangular slab with the unequal big end of thickness and small end, described big end
Thickness is the maximal clearance being allowed between the side of the conductive contact finger being detected and the corresponding cell wall of benchmark groove, described small end
Thickness be the minimum clearance being allowed between the conductive contact finger side and the corresponding cell wall of benchmark groove being detected.
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| CN201310402291.2A CN104142108B (en) | 2013-09-06 | 2013-09-06 | Conductive contact finger detecting method and detecting tool special for implementing method |
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| CN201310402291.2A CN104142108B (en) | 2013-09-06 | 2013-09-06 | Conductive contact finger detecting method and detecting tool special for implementing method |
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| CN104142108B true CN104142108B (en) | 2017-02-01 |
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| JP2751483B2 (en) * | 1989-11-09 | 1998-05-18 | 日本精工株式会社 | Groove or ridge accuracy measurement method and accuracy measurement device and accuracy evaluation method |
| CN2837779Y (en) * | 2005-05-13 | 2006-11-15 | 上海中发电气(集团)有限公司 | Duckbilled contact engagement depth detector |
| CN101493501A (en) * | 2008-12-16 | 2009-07-29 | 天津市百利电气有限公司 | Breaker contact overtravel measuring tool and using method |
| CN102109312B (en) * | 2010-12-18 | 2012-08-08 | 洛阳轴研科技股份有限公司 | Method for detecting internal diameter size of extra-large bearing ferrule seam allowance |
| CN202582407U (en) * | 2011-12-31 | 2012-12-05 | 浙江正泰电器股份有限公司 | Electrical contact testing fixture |
| CN202599317U (en) * | 2012-03-26 | 2012-12-12 | 平高集团有限公司 | Static contact component assembling inspection tool of circuit breaker |
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