CN106524876A - Piston circularity testing apparatus and component thereof - Google Patents
Piston circularity testing apparatus and component thereof Download PDFInfo
- Publication number
- CN106524876A CN106524876A CN201610965675.9A CN201610965675A CN106524876A CN 106524876 A CN106524876 A CN 106524876A CN 201610965675 A CN201610965675 A CN 201610965675A CN 106524876 A CN106524876 A CN 106524876A
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- Prior art keywords
- sleeve
- thimble
- support seat
- installed part
- piston
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/201—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures for measuring roundness
Abstract
The invention discloses a piston circularity testing apparatus which comprises a dial indicator and a clamping component. The clamping component comprises a base, a left installation device, a right installation device, an upper thimble and a lower thimble. The left installation device and the right installation device are arranged at the left end and the right end of the base respectively in a sliding cooperation manner; and the left installation device and the right installation device can slide left and right on the base. The dial indicator is arranged on the left installation device. The upper thimble is arranged above the lower thimble. The upper thimble and the lower thimble are arranged on the right installation device; the sharp part of the upper thimble, the sharp part of the lower thimble and the measuring head of the dial indicator are arranged opposite to each other. The invention also discloses a piston circularity testing component. According to the invention, high testing accuracy can be achieved without manual holding for measurement. The measuring position can be selected widely to achieve the simultaneous measurement of the circularity at the skirt part and the top of the piston.
Description
Technical field
The present invention relates to piston circularity technical field of measurement and test, more particularly to a kind of piston circularity test device and its component.
Background technology
The degree of accuracy of piston circularity directly influences the assembling effect with cylinder cap.Prior art measures the test of piston circularity
Method is mainly realized by slide gauge test.Specifically include following steps：（1）The hand-held piston of testing staff, by with trip
Then piston is rotated to an angle, then is tested by slide gauge by the diameter of some position of mark slide calliper rule test top land
The diameter of top land next one position, thus, after repeatedly measuring, is compared, analyzes the circularity of top land.（2）Pass through
The diameter of some position of piston group portion is tested with slide gauge, then piston rotates to an angle, then by slide gauge
The diameter of test piston group portion next one position, thus, after repeatedly measuring, is compared, analyzes the circularity in piston group portion.
Aforesaid way has the following disadvantages：（1）Artificial clamp piston, holding causes to cause testing staff's arm to ache very much, shadow
Ring working effect；（2）Testing staff is typically straight by being used as the position with the distance between 2 points on slide gauge test piston
There is certain error in the judgement in footpath, between possible this 2 points with piston in the heart not on the same line；（3）Piston skirt
Portion, the circularity at top are measured respectively, and measurement process is loaded down with trivial details, elapsed time.
The content of the invention
The present invention is directed to the deficiencies in the prior art, there is provided a kind of measuring accuracy is high, without the need for man-hour manually hand-held measurement, measurement position
Selectivity is wide, can realize piston skirt, the piston circularity test device that top circularity is measured simultaneously and its component.
The present invention realizes solving above-mentioned technical problem by following technological means：A kind of piston circularity test device, bag
Dial gauge is included, also including clamp assemblies；The clamp assemblies include base, left installed part, right installed part, upper thimble, lower thimble；
The left installed part, right installed part are arranged on the left and right two ends of the base, the left installed part, right installed part with being slidably matched
Can horizontally slip on the base；The dial gauge is arranged on the left installed part；The upper thimble be located at it is described under
The top of thimble；The upper thimble, lower thimble are arranged on the right installed part, the tip of the upper thimble, lower thimble
Tip is oppositely arranged with the measurement head on the dial gauge.
Preferably：The left installed part includes left support seat, left holder；Slide with the base left support seat bottom
Dynamic to coordinate, the upper end of the left support seat is provided with the left holder, and the left holder is to clamp the dial gauge；Institute
Stating right installed part includes right support seat, upper right holder, bottom right holder；Slide with the base and match somebody with somebody in the left support seat bottom
Close, the upper end of the right support seat is provided with the upper right holder, bottom right holder, and the upper right holder is to clamp
Thimble, the bottom right holder are stated to clamp the lower thimble.
Preferably：The guide rail being oriented to from top to down, the left holder is provided with the left support seat, right support seat
Can coordinate with the slide of the left support seat, upper right holder, the bottom right holder stated can be with the right support seat
Slide coordinates.
Preferably：The left holder includes the first nut, the second nut, left sleeve, first annular pad, second annular
Pad；The left guide through hole being oriented to from top to down is provided with the left support seat, and the left guide through hole is turned on from left to right；
Left sleeve screw thread is provided with the outer wall of the left sleeve；The middle part of the left sleeve is spacing in the left guide through hole, its
The left sleeve is exposed in two ends, wherein, be arranged with successively on the left end of the left sleeve from left to right first nut,
First annular pad, is arranged with second nut, the second annular gasket from right to left successively on the right-hand member of the left sleeve；Institute
State the set axle of dial gauge, gauge rod to be enclosed within the left sleeve, the measurement head of the dial gauge exposes the right side of the left sleeve,
The dial plate of the dial gauge exposes the left side of the left sleeve.
Preferably：The left end of the left sleeve is provided with left positioning threads groove, arranges on the left positioning threads groove
The end for having left bolt, the body of rod of the left bolt can be contacted with the set axle of the dial gauge.
Preferably：The upper right holder include the 3rd nut, the 4th nut, upper right sleeve, the 3rd annular gasket, the 4th
Annular gasket；There is the bottom right holder to include the 5th nut, the 6th nut, bottom right sleeve, the 5th annular gasket, the 6th annular
Pad；The right guide through hole being oriented to from top to down is provided with the right support seat, and the right guide through hole is turned on from right to left；
Upper right bush whorl is provided with the outer wall of the upper right sleeve；The middle part of the upper right sleeve is spacing in the right guiding
In through hole, the upper right sleeve is exposed in two end, wherein, is arranged with successively on the left end of the upper right sleeve from left to right
3rd nut, the 3rd annular gasket, be arranged with successively on the right-hand member of the upper right sleeve from right to left the 4th nut,
Fourth annular pad；The upper thimble includes thimble bar portion, upper thimble head end, upper thimble tip；The upper thimble bar portion limit
In the upper right sleeve, the upper thimble head end exposes the right side of the upper right sleeve, and the upper thimble tip is exposed for position
The left side of the upper right sleeve；
Bottom right bush whorl is provided with the outer wall of the bottom right sleeve；The middle part of the bottom right sleeve is spacing in the right guiding
In through hole, the bottom right sleeve is exposed in two end, wherein, is arranged with successively on the left end of the bottom right sleeve from left to right
5th nut, the 5th annular gasket, be arranged with successively on the right-hand member of the bottom right sleeve from right to left the 6th nut,
6th annular gasket；The lower thimble includes lower thimble bar portion, lower thimble head end, lower thimble tip；The lower thimble bar portion limit
In the bottom right sleeve, the lower thimble head end exposes the right side of the bottom right sleeve, and the lower thimble tip is exposed for position
The left side of the bottom right sleeve.
Preferably：The right-hand member of the upper right sleeve is provided with upper right positioning threads groove, the upper right positioning threads groove
On be provided with upper right bolt, the end of the body of rod of the upper right bolt can be contacted with the upper thimble bar portion；It is described
The right-hand member of bottom right sleeve is provided with bottom right positioning threads groove, is provided with bottom right positioning spiral shell on the bottom right positioning threads groove
Bolt, the end of the body of rod of the bottom right bolt can be contacted with the lower thimble bar portion.
Preferably：The left support seat, right support seat are L-shaped support base；The bottom of the left support seat is provided with
One guide groove, first guide groove are oriented to from left to right；The 7th bolt, the 7th ring are additionally provided with the left support seat
Shape pad, is provided with left-hand thread slotted eye on the base；The bar portion of the 7th bolt described in the first guide groove with institute
The cooperation of left-hand thread slotted eye screw thread is stated, the 7th annular gasket is set on the bar portion outer wall of the 7th bolt and is located at described
Between the head of the bottom of left support seat and the 7th bolt；The bottom of the right support seat is provided with the second guide groove,
Second guide groove is oriented to from left to right；The 8th bolt, the 8th annular gasket is additionally provided with the right support seat, it is described
Right-hand thread slotted eye is provided with base；The bar portion of the 8th bolt described in the second guide groove with the right-hand thread slotted eye
Screw thread coordinates, and the 8th annular gasket is set on the bar portion outer wall of the 8th bolt and positioned at the bottom of the right support seat
Between the head of portion and the 8th bolt.
Preferably：The section of the base is in convex form, including flat board, stripe board；The stripe board is arranged on described flat
The flat board is divided into left plate, right flat board by the crown center of plate；The left installed part is located on the left plate, described
Right flat board is located on the right flat board；Spacing groove, the spacing groove and the left installation is offered in the stripe board
Part, right installed part are corresponding.
A kind of piston circularity test suite assembled using above-mentioned piston circularity test device, including base, left installation
Part, right installed part；Described several left installed parts, several right installed parts are arranged in one-to-one corresponding；Each left installed part and
Corresponding right installed part is arranged on the left and right two ends of the base, the left installed part, right installed part energy with being slidably matched
Horizontally slip on the base；Dial gauge is provided with each installed part；Each right installed part includes right clamping
Seat, upper thimble, lower thimble；The upper thimble is located at the top of the lower thimble；The upper thimble, lower thimble are arranged on the right side
On grip slipper, the tip of the upper thimble, the tip of lower thimble and the measurement head on the dial gauge are oppositely arranged.
It is an advantage of the current invention that：（1）As the circularity test to top land, skirt section only needs to adjust the position of dial gauge
Put, you can obtain, therefore, present invention achieves the technique effect that piston skirt, top circularity measure simultaneously.（2）Before measurement, will
Piston is placed on base, supports the mode of piston to replace traditional artificial clamping with base, it is to avoid artificial long-time clamping
Caused by piston, arm is ached.（3）Due to left holder, right holder can relatively respective support base slide up and down, by adjust
Whole left holder, the height of right holder, realize to piston skirt, the measurement of the circularity of top differing heights position.Further
Improve the multiformity of measurement angle.（4）Due to left support seat of the invention, right support seat energy left and right is adjustable so that left support seat,
Spacing between right support seat can be adjusted, and can be suitably used for different-diameter, size, the test of the piston circularity of specification.（5）Pass through
Flat board is divided into symmetrical left plate, right flat board by stripe board, facilitates left installed part, right installed part installation site really
Fixed, it is ensured that during measurement, piston to be measured can be in the center between left installed part, right installed part.Further, since spacing groove
Setting, facilitate the steady placement of piston base.
Description of the drawings
Fig. 1 is the axonometric chart of the present invention.
Fig. 2 is the backsight structural representation of the present invention.
Specific embodiment
For further describing the present invention, which is described further with reference to embodiment.
As shown in Figure 1, 2, the present invention discloses a kind of piston circularity test device, including dial gauge 1, also including clamping group
Part.Clamp assemblies include base 21, left installed part 22, right installed part 23, upper thimble 24, lower thimble 25.Left installed part 22, right peace
Piece installing 23 is arranged on the left and right two ends of base 21 with being slidably matched, and left installed part 22, right installed part 23 can be left on base 21
Right slip.Dial gauge 1 is arranged on left installed part 22.Upper thimble 24 is located at the top of lower thimble 25.Upper thimble 24, lower thimble 25
It is arranged on right installed part 23, the tip of upper thimble 24, the tip of lower thimble 25 is relative with the measurement head on dial gauge 1 sets
Put.
Before measurement, piston is placed on base 21, the right installed part 23 of adjustment so that the tip of upper thimble 24 and piston
Top side contacts so that side contacts in the tip of lower thimble 25 and the skirt section of piston.Piston is supported with base 21
Mode replaces traditional artificial clamping, it is to avoid caused by artificial long-time clamp piston, arm is ached.During measurement, percentage is adjusted
Table 1 is until its measurement head and another contacts side surfaces of top of piston, read top land number by the dial plate on dial gauge 1
According to, record data.Again by piston rotation certain angle, measure again according to aforesaid way.Then, then adjust dial gauge 1
Until its measurement head and another contacts side surfaces of skirt section of piston, read piston skirt data, note by the dial plate on dial gauge 1
Record data.
As the circularity test in top land, skirt section only needs to adjust the position of dial gauge 1, you can obtain, therefore, this
Bright piston skirt, the top circularity of realizing is while the technique effect of measurement.
In some embodiments：Left installed part 22 includes left support seat 221, left holder.221 bottom of left support seat and bottom
Seat 21 is slidably matched, and the upper end of left support seat 221 is provided with left holder, and left holder is to clamp dial gauge 1.Right installed part
23 include right support seat 231, upper right holder, bottom right holder.221 bottom of left support seat is slidably matched with base 21, right
The upper end of support seat 231 is provided with upper right holder, bottom right holder, and upper right holder is to clamp the clamping of upper thimble 24, bottom right
Part is to clamp lower thimble 25.
In some embodiments：The guide rail being oriented to from top to down is provided with left support seat 221, right support seat 231, it is left
Holder can be coordinated with the slide of left support seat 221, and stating upper right holder, bottom right holder can be with right support seat 231
Slide coordinates.
Due to left holder, right holder can relatively respective support base slide up and down, by adjusting left holder, right folder
The height of gripping member, realizes to piston skirt, the measurement of the circularity of top differing heights position.The many of measurement angle are improved further
Sample.
In some embodiments：Left holder includes the first nut 2221, the second nut 2222, left sleeve 2223, first
Annular gasket 2224, the second annular gasket 2225.The left guide through hole being oriented to from top to down is provided with left support seat 221, it is left
Guide through hole is turned on from left to right.2223 screw thread of left sleeve is provided with the outer wall of left sleeve 2223.The middle part of left sleeve 2223
It is spacing that in left guide through hole, left sleeve 2223 is exposed in two end, wherein, on the left end of left sleeve 2223 from left to right according to
It is secondary to be arranged with the first nut 2221, first annular pad 2224, it is arranged with the right-hand member of left sleeve 2223 from right to left successively
Two nuts 2222, the second annular gasket 2225.The set axle of dial gauge 1, gauge rod are enclosed within left sleeve 2223, the measurement of dial gauge 1
Head exposes the right side of left sleeve 2223, and the dial plate of dial gauge 1 exposes the left side of left sleeve 2223.
Upper right holder includes the 3rd nut 2321, the 4th nut 2322, upper right sleeve 2323, the 3rd annular gasket
2324th, fourth annular pad 2325.Have bottom right holder include the 5th nut 2331, the 6th nut 2332, bottom right sleeve 2333,
5th annular gasket 2334, the 6th annular gasket 2335.It is provided with the right guiding being oriented to from top to down to lead on right support seat 231
Hole, right guide through hole turn on from right to left.
Upper right bush whorl is provided with the outer wall of upper right sleeve 2323.The middle part of upper right sleeve 2323 is spacing in right guiding
In through hole, upper right sleeve 2323 is exposed in two end, wherein, is arranged with successively on the left end of upper right sleeve 2323 from left to right
3rd nut 2321, the 3rd annular gasket 2324, are arranged with the 4th nut from right to left successively on the right-hand member of upper right sleeve 2323
2322nd, fourth annular pad 2325.Upper thimble 24 includes thimble bar portion, upper thimble head end, upper thimble tip.Upper thimble bar portion
Spacing in upper right sleeve 2323, upper thimble head end exposes the right side of upper right sleeve 2323, and upper right set is exposed at upper thimble tip
The left side of cylinder 2323.
Bottom right bush whorl is provided with the outer wall of bottom right sleeve 2333.The middle part of bottom right sleeve 2333 is spacing in right guiding
In through hole, bottom right sleeve 2333 is exposed in two end, wherein, is arranged with successively on the left end of bottom right sleeve 2333 from left to right
5th nut 2331, the 5th annular gasket 2334, are arranged with the 6th nut from right to left successively on the right-hand member of bottom right sleeve 2333
2332nd, the 6th annular gasket 2335.Lower thimble 25 includes lower thimble bar portion, lower thimble head end, lower thimble tip.Lower thimble bar portion
Spacing in bottom right sleeve 2333, lower thimble head end exposes the right side of bottom right sleeve 2333, and bottom right set is exposed at lower thimble tip
The left side of cylinder 2333.
The left holder fastening of the present invention or the principle slided are identical with upper right holder, bottom right holder, and the present invention is directed to
The principle of the fastening or slip of left holder is introduced.
During slip, by loosening the first nut 2221, the second nut 2222 until first annular pad 2224, second is annular
Pad 2225 is active, and now, left sleeve 2223 is movable state, carries out left sleeve 2223 in left guide through hole
The regulation of position height, after regulation is finished, by tightening the first nut 2221, the second nut 2222 until first annular pad
2224th, the second annular gasket 2225 is adjacent in the side of right support seat 231, increases right support seat 231 and first annular pad
2224th, the friction between the second annular gasket 2225, realizes the fastening of left sleeve 2223.
In having embodiment：The left end of left sleeve 2223 is provided with left positioning threads groove, sets on left positioning threads groove
Left bolt 26 is equipped with, the end of the body of rod of left bolt can be contacted with the set axle of dial gauge 1.The right side of upper right sleeve 2323
End is provided with upper right positioning threads groove, is provided with upper right bolt 27, upper right bolt on upper right positioning threads groove
The end of the body of rod can contact with upper thimble bar portion.The right-hand member of bottom right sleeve 2333 is provided with bottom right positioning threads groove, bottom right
Bottom right bolt 28 is provided with positioning threads groove, and the end of the body of rod of bottom right bolt can be connect with lower thimble bar portion
Touch.
Left positioning threads groove coordinates left bolt 26 to be coordinated for fastening dial gauge 1, upper right positioning threads groove
It is for fastening for fasten upper thimble 24, bottom right positioning threads groove to coordinate bottom right bolt 28 that upper right bolt 27 is
Lower thimble 25.As the left positioning threads groove of the present invention coordinates the fastening principle that left bolt 26 is realized to position spiral shell with upper right
Stricture of vagina groove coordinates upper right bolt 27, bottom right positioning threads groove to coordinate the fastening principle phase that bottom right bolt 28 is realized
Together.The present invention coordinates the effect of left bolt 26, principle to be introduced for left positioning threads groove.
During fastening, it is close on the set axle of dial gauge 1 up to the end at its screw rod end by tightening left bolt 26, plus
Friction effect between the set axle of big left bolt 26 and dial gauge 1, so as to the effect of the fastening of real dial gauge 1.Using complete
Finish or need dial gauge 1 relative to left sleeve 2223 move when, unscrew left bolt 26.
In some embodiments：Left support seat 221, right support seat 231 are L-shaped support base.The bottom of left support seat 221
The first guide groove is provided with, the first guide groove is oriented to from left to right.The 7th bolt is additionally provided with left support seat 221
2212nd, the 7th annular gasket 2213, is provided with left-hand thread slotted eye on base 21.The bar portion of the 7th bolt 2212 is oriented to through first
Groove is coordinated with left-hand thread slotted eye screw thread, and the 7th annular gasket 2213 is set on the bar portion outer wall of the 7th bolt 2212 and is located at
Between the head of the bottom of left support seat 221 and the 7th bolt 2212.The bottom of right support seat 231 is provided with the second guiding and leads to
Groove, the second guide groove are oriented to from left to right.The 8th bolt 2312, the 8th annular gasket is additionally provided with right support seat 231
2313, right-hand thread slotted eye is provided with base 21.The bar portion of the 8th bolt 2312 is through the second guide groove and right-hand thread slotted eye
Screw thread coordinates, and the 8th annular gasket 2313 is set on the bar portion outer wall of the 8th bolt 2312 and positioned at the bottom of right support seat 231
Between the head of portion and the 8th bolt 2312.
As first guide groove of the present invention coordinates the 7th bolt 2212, the 7th annular gasket 2213, left-hand thread groove
Hole coordinates the principle in the 8th bolt 2312, the 8th annular gasket 2313, right-hand thread groove hole identical with the second guide groove, this
Bright first guide groove that is directed to coordinates the 7th bolt 2212, the 7th annular gasket 2213, the structure in left-hand thread groove hole, principle to enter
Row is introduced.
The present invention is by tightening the 7th bolt 2212 so that the 7th annular gasket 2213 compresses the first guide groove, increase
Friction between 7th annular gasket 2213 and the first guide groove, realizes the fastening of left support seat 221.By unscrewing the 7th spiral shell
Bolt 2212 so that the 7th annular gasket 2213 is active, promotes left support seat 221 along the guiding of the first guide groove
Direction moves left and right, and realizes that left support seat 221 horizontally slips.
Due to left support seat 221 of the invention, 231 energy left and right of right support seat is adjustable so that left support seat 221, right support
Spacing between seat 231 can be adjusted, and can be suitably used for different-diameter, size, the test of the piston circularity of specification.
In some embodiments, the section of base 21 is in convex form, including flat board 211, stripe board 212.Stripe board 212 sets
The crown center in flat board 211 is put, flat board 211 is divided into into left plate, right flat board.Left installed part 22 is located on left plate, right
Flat board is located on right flat board.Spacing groove 213, spacing groove 213 and left installed part 22, right peace is offered in stripe board 212
Piece installing 23 is corresponding.
Flat board 211 is divided into by symmetrical left plate, right flat board by stripe board 212, for convenience left installed part
22nd, the determination of 23 installation site of right installed part, it is ensured that during measurement, piston to be measured can in left installed part 22, right installed part 23 it
Between center.Further, since the setting of spacing groove 213, facilitates the steady placement of piston base.
The present invention also provides a kind of piston circularity test suite of piston circularity test device assembling, including base 21, a left side
Installed part 22, right installed part 23.Several left installed parts 22, several right installed parts 23 are arranged in one-to-one corresponding.Each left peace
Piece installing 22 and corresponding right installed part 23 are arranged on the left and right two ends of base 21, left installed part 22, the right side with being slidably matched
Installed part 23 can horizontally slip on base 21.Dial gauge 1 is provided with each installed part.Each right installed part 23 is equal
Including right grip slipper, upper thimble 24, lower thimble 25.Upper thimble 24 is located at the top of lower thimble 25.Upper thimble 24, lower thimble 25 set
Put on right grip slipper, the measurement head on the tip of upper thimble 24, the tip of lower thimble 25 and dial gauge 1 is oppositely arranged.
Due to the multiple left installed parts 22 of this component Configuration, right installed part 23, different size can be realized.Specification, diameter it is many
The technique effect that individual piston is measured simultaneously.
The preferred embodiment of the invention is these are only, it is not to limit the invention, all in the present invention
Any modification, equivalent and improvement made within the spirit and principle of creation etc., should be included in the guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of piston circularity test device, including dial gauge, it is characterised in that：Also include clamp assemblies；The clamp assemblies
Including base, left installed part, right installed part, upper thimble, lower thimble；The left installed part, right installed part horizontally slip ordinatedly
It is arranged on the left and right two ends of the base；The dial gauge is arranged on the left installed part；The upper thimble be located at it is described under
The top of thimble；The upper thimble, lower thimble are arranged on the right installed part, the tip of the upper thimble, lower thimble
Tip is oppositely arranged with the measurement head on the dial gauge.
2. piston circularity test device according to claim 1, it is characterised in that：The left installed part includes left support
Seat, left holder；The left support seat bottom is slidably matched with the base, and the upper end of the left support seat is provided with the left side
Holder, the left holder is to clamp the dial gauge；The right installed part includes right support seat, upper right holder, the right side
Lower holder；The left support seat bottom is slidably matched with the base, and the upper end of the right support seat is provided with the upper right
Holder, bottom right holder, the upper right holder are described to clamp to clamp the upper thimble, the bottom right holder
Lower thimble.
3. piston circularity test device according to claim 2, it is characterised in that：On the left support seat, right support seat
The guide rail being oriented to from top to down is provided with, the left holder can be coordinated with the slide of the left support seat, described to state
Upper right holder, bottom right holder can be coordinated with the slide of the right support seat.
4. piston circularity test device according to claim 3, it is characterised in that：The left holder includes the first spiral shell
Mother, the second nut, left sleeve, first annular pad, the second annular gasket；It is provided with the left support seat and is oriented to from top to down
Left guide through hole, the left guide through hole turned on from left to right；Left sleeve screw thread is provided with the outer wall of the left sleeve；Institute
The middle part for stating left sleeve is spacing in the left guide through hole, and the left sleeve is exposed in two end；Wherein, the left sleeve
Left end on be arranged with first nut, first annular pad from left to right successively, on the right-hand member of the left sleeve from the right side to
A left side is arranged with second nut, the second annular gasket successively；The set axle of the dial gauge, gauge rod are enclosed within the left sleeve,
The measurement head of the dial gauge exposes the right side of the left sleeve, and the dial plate of the dial gauge exposes the left end of the left sleeve
Face.
5. piston circularity test device according to claim 4, it is characterised in that：The left end of the left sleeve is provided with a left side
Positioning threads groove, is provided with left bolt, the end of the body of rod of the left bolt on the left positioning threads groove
Can contact with the set axle of the dial gauge.
6. piston circularity test device according to claim 3, it is characterised in that：The upper right holder includes the 3rd spiral shell
Mother, the 4th nut, upper right sleeve, the 3rd annular gasket, fourth annular pad；Have the bottom right holder include the 5th nut,
6th nut, bottom right sleeve, the 5th annular gasket, the 6th annular gasket；It is provided with the right support seat and is oriented to from top to down
Right guide through hole, the right guide through hole turned on from right to left；
Upper right bush whorl is provided with the outer wall of the upper right sleeve；The middle part of the upper right sleeve is spacing in the right guiding
In through hole, the upper right sleeve is exposed in two end, wherein, is arranged with successively on the left end of the upper right sleeve from left to right
3rd nut, the 3rd annular gasket, be arranged with successively on the right-hand member of the upper right sleeve from right to left the 4th nut,
Fourth annular pad；The upper thimble includes thimble bar portion, upper thimble head end, upper thimble tip；The upper thimble bar portion limit
In the upper right sleeve, the upper thimble head end exposes the right side of the upper right sleeve, and the upper thimble tip is exposed for position
The left side of the upper right sleeve；
Bottom right bush whorl is provided with the outer wall of the bottom right sleeve；The middle part of the bottom right sleeve is spacing in the right guiding
In through hole, the bottom right sleeve is exposed in two end, wherein, is arranged with successively on the left end of the bottom right sleeve from left to right
5th nut, the 5th annular gasket, be arranged with successively on the right-hand member of the bottom right sleeve from right to left the 6th nut,
6th annular gasket；The lower thimble includes lower thimble bar portion, lower thimble head end, lower thimble tip；The lower thimble bar portion limit
In the bottom right sleeve, the lower thimble head end exposes the right side of the bottom right sleeve, and the lower thimble tip is exposed for position
The left side of the bottom right sleeve.
7. piston circularity test device according to claim 6, it is characterised in that：The right-hand member of the upper right sleeve is provided with
Upper right positioning threads groove, is provided with upper right bolt on the upper right positioning threads groove, the upper right bolt
The end of the body of rod can be contacted with the upper thimble bar portion；The right-hand member of the bottom right sleeve is provided with bottom right positioning threads groove, institute
State and on the positioning threads groove of bottom right, be provided with bottom right bolt, the end of the body of rod of the bottom right bolt can with it is described under
Thimble bar portion is contacted.
8. piston circularity test device according to claim 2, it is characterised in that：The left support seat, right support seat are equal
For L-shaped support base；The bottom of the left support seat is provided with the first guide groove, and first guide groove is led from left to right
To；The 7th bolt, the 7th annular gasket is additionally provided with the left support seat, is provided with left-hand thread slotted eye on the base；Institute
The bar portion for stating the 7th bolt is coordinated with the left-hand thread slotted eye screw thread through described in the first guide groove, the 7th annular gasket
Be set on the bar portion outer wall of the 7th bolt and positioned at the bottom of the left support seat and the 7th bolt head it
Between；The bottom of the right support seat is provided with the second guide groove, and second guide groove is oriented to from left to right；Described right
The 8th bolt, the 8th annular gasket are additionally provided with support seat, right-hand thread slotted eye on the base, is provided with；8th bolt
Bar portion is coordinated with the right-hand thread slotted eye screw thread described in the second guide groove, and the 8th annular gasket is set in described the
On the bar portion outer wall of eight bolts and between the head of the bottom of the right support seat and the 8th bolt.
9. piston circularity test device according to claim 1, it is characterised in that：The section of the base is in convex form,
Including flat board, stripe board；The stripe board is arranged on the crown center of the flat board, and the flat board is divided into left plate, the right side
Flat board；The left installed part is located on the left plate, and the right flat board is located on the right flat board；Open in the stripe board
Spacing groove is provided with, the spacing groove is corresponding with the left installed part, right installed part.
10. the piston circularity test group that a kind of piston circularity test device of use as described in any one of claim 1-9 is assembled
Part, it is characterised in that：Including base, left installed part, right installed part；Several described left installed parts, several right installed parts are in
Correspond and arrange；Each left installed part and corresponding right installed part are arranged on the left and right of the base with being slidably matched
Two ends, the left installed part, right installed part can horizontally slip on the base；Percentage is provided with each installed part
Table；Each right installed part includes right grip slipper, upper thimble, lower thimble；The upper thimble is located at the top of the lower thimble；
The upper thimble, lower thimble are arranged on the right grip slipper, the tip of the upper thimble, the tip of lower thimble and the percentage
Measurement head on table is oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965675.9A CN106524876A (en) | 2016-10-28 | 2016-10-28 | Piston circularity testing apparatus and component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610965675.9A CN106524876A (en) | 2016-10-28 | 2016-10-28 | Piston circularity testing apparatus and component thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106524876A true CN106524876A (en) | 2017-03-22 |
Family
ID=58326421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610965675.9A Pending CN106524876A (en) | 2016-10-28 | 2016-10-28 | Piston circularity testing apparatus and component thereof |
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| Country | Link |
|---|---|
| CN (1) | CN106524876A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111023939A (en) * | 2020-01-07 | 2020-04-17 | 陕西柴油机重工有限公司 | Detection tool and method for detecting overall dimension of conical elliptical piston skirt |
| CN113074614A (en) * | 2021-03-08 | 2021-07-06 | 安徽省恒泰动力科技有限公司 | Piston roundness testing device based on automatic feeding mechanism |
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| KR20130143371A (en) * | 2012-06-21 | 2013-12-31 | 김운기 | Mmeasuring device for frame center |
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| CN111023939A (en) * | 2020-01-07 | 2020-04-17 | 陕西柴油机重工有限公司 | Detection tool and method for detecting overall dimension of conical elliptical piston skirt |
| CN113074614A (en) * | 2021-03-08 | 2021-07-06 | 安徽省恒泰动力科技有限公司 | Piston roundness testing device based on automatic feeding mechanism |
| CN113074614B (en) * | 2021-03-08 | 2023-10-03 | 安徽省恒泰动力科技有限公司 | Piston roundness testing device based on automatic feeding mechanism |
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Application publication date: 20170322 |