CN105865298B - The circle glitch detection equipment and detection method of crankshaft thrust face - Google Patents
The circle glitch detection equipment and detection method of crankshaft thrust face Download PDFInfo
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- CN105865298B CN105865298B CN201610413050.1A CN201610413050A CN105865298B CN 105865298 B CN105865298 B CN 105865298B CN 201610413050 A CN201610413050 A CN 201610413050A CN 105865298 B CN105865298 B CN 105865298B
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- centre bore
- dial gauge
- face
- glitch detection
- detection equipment
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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
- G01B5/003—Measuring of motor parts
Abstract
The invention discloses the circle glitch detection equipment and detection method of a kind of crankshaft thrust face, circle glitch detection equipment includes：Matrix which is provided with measurement assembly mounting hole；Measurement assembly, including：Measuring unit is mounted in measurement assembly mounting hole, and measuring unit is equipped with the first centre bore；First dial gauge is mounted on the first end of the first centre bore；And side gudgeon, it is mounted on the second end of the first centre bore and protrudes from the first centre bore, the inner end of side gudgeon is abutted with the gauge head of the first dial gauge, and the outer end face of side gudgeon is connected on the end face of bent axle；And second dial gauge, the second dial gauge are connected on the thrust surface of bent axle.For the present invention using the run-out error value of double table signing method detection crankshaft thrust faces, measurement result is authentic and valid, with a high credibility；Measurement assembly can be adjusted in short transverse and axis direction, be adapted to the Large Crankshaft of more specifications.
Description
Technical field
The present invention relates to engine art, the circle glitch detection equipment of more particularly to a kind of crankshaft thrust face and detection side
Method.
Background technology
In the geometrical property item detection of the bent axle of internal combustion engine, the circle jump of the both sides of the face (i.e. thrust surface) of crankshaft thrust shelves
Dynamic detection detects generally using special crank shaft measurement equipment or with common single table signing method on test flat plate.Special bent axle is surveyed
It is longer to measure the time of measuring of equipment, and is limited be subject to the crank throw radius of gyration and length of Large Crankshaft, special crank shaft measurement
Equipment does not apply to Large Crankshaft.When being detected using single table signing method, since Large Crankshaft is from great, bent axle is supported
There is the play along own axes in double rollers bearing assembly, the direction of this play is related to rotation direction in bent axle rotary course,
Therefore the data that common single table signing method detects cannot really reflect the error amount of the thrust surface circle bounce of tested bent axle,
Error is larger.
The information for being disclosed in the background section is merely intended to increase the understanding of the general background to the present invention, without answering
When being considered as recognizing or imply that the information structure has been the prior art well known to persons skilled in the art in any form.
The content of the invention
It is an object of the invention to provide the circle glitch detection equipment and detection method of a kind of crankshaft thrust face, thus
The defects of existing round glitch detection equipment is overcome not to be suitable for Large Crankshaft or big detection error.
To achieve the above object, the present invention provides a kind of circle glitch detection equipment of crankshaft thrust face, thrust surface circle is jumped
Dynamic detection device includes：Matrix, matrix are equipped with measurement assembly mounting hole；Measurement assembly, measurement assembly include：Measuring unit is surveyed
Amount set is mounted in measurement assembly mounting hole and is locked by lock-screw, and measuring unit is equipped with the first centre bore；First dial gauge,
First dial gauge is mounted on the first end of the first centre bore；And side gudgeon, side gudgeon are mounted on the second end of the first centre bore
And the first centre bore is protruded from, the inner end of side gudgeon is abutted with the gauge head of the first dial gauge, and the outer end face of side gudgeon is connected to song
On the end face of axis；And second dial gauge, the second dial gauge are connected on the thrust surface of bent axle.
Preferably, in above-mentioned technical proposal, the first centre bore is equipped with First terrace, the end of side gudgeon outer end and the
The first spring is equipped between one step surface.
Preferably, in above-mentioned technical proposal, the top of matrix is arranged with two way blocks, the guide rail phase of two way blocks
To setting；Circle glitch detection equipment further includes sliding block, and measurement assembly mounting hole is arranged on sliding block, and the both sides of sliding block are slided respectively
It is arranged in the guide rail of two way blocks, and passes through lock-screw and be locked on way block.
Preferably, the first adjustment screw there are two being set in above-mentioned technical proposal, between matrix and sliding block.
Preferably, in above-mentioned technical proposal, the end face of bent axle is equipped with the second centre bore, thrust surface circle glitch detection equipment
The first steel ball is further included, the first steel ball is mounted in the second centre bore, and the outer end face of side gudgeon is connected on the first steel ball.
Preferably, in above-mentioned technical proposal, the lower part of matrix is equipped with supporting shaft mounting hole, thrust surface circle glitch detection equipment
Rolling assembly is further included, rolling assembly includes：Support shaft, support shaft are mounted in supporting shaft mounting hole, and support shaft includes top
The first shaft part and lower part the second shaft part, the diameter of the second shaft part is less than the first shaft part；End plate, end plate are equipped with the 3rd center
Hole, the second shaft part is through the 3rd centre bore and protrudes from end plate, and end plate is fixed in support shaft；Housing is set on supporting outside
In shaft mounting hole, and housing is fixed on the bottom surface of end plate；Outer to be arranged with the 4th centre bore, the 4th centre bore is small big under being in
Taper；Inner sleeve is inside arranged with the 5th centre bore, and the second shaft part passes through the 5th centre bore, and inner sleeve is fixed on the bottom surface of end plate
On；The outer circumference surface of inner sleeve small big taper under being in, the diameter of the big end of inner sleeve are less than the diameter of the small end of the 4th centre bore,
And between the bottom surface of inner sleeve and the bottom surface of housing there is certain radial distance, make between bottom surface, housing and the inner sleeve of end plate
Form the receiving area of V-type；And multiple second steel balls, multiple second steel balls are evenly distributed in receiving area.
Preferably, in above-mentioned technical proposal, rolling assembly further includes second adjustment screw, and second adjustment screw is mounted on branch
It holds in the adjusting screw mounting hole of axis.
The present invention provides a kind of circle glitch detection methods of crankshaft thrust face, include the following steps：Preparation process：It will be only
Pushing surface circle glitch detection equipment is placed in detection platform；Thrust surface circle glitch detection equipment includes matrix and measurement assembly, surveys
Measuring component includes measuring unit, side gudgeon and the first dial gauge, and the first dial gauge is mounted on the first end of measuring unit, side gudgeon peace
Mounted in measuring unit second end and protrude from measuring unit, the inner end of side gudgeon is abutted with the gauge head of the first dial gauge；By side gudgeon
Outer end face be connected on the end face of bent axle, and the first dial gauge have certain meter-pressing amount, and with lock-screw will measure
Cover locking is on matrix；Second dial gauge is connected in the first side of thrust gear of bent axle, and the second dial gauge has
Certain meter-pressing amount；And measuring process, including：By the first dial gauge and the second dial gauge zero setting position；First measuring process：Edge
Same direction of rotation rotates bent axle, and table number is read in multiple rotation positions, and each rotational position reads the first dial gauge simultaneously
Reading Xi and the second dial gauge reading Yi, and according to formula △ i=︱ Xi-Yi ︱ calculate both the first absolute difference；
Second measuring process：Repeatedly radial position of the second dial gauge of adjustment in the first side of thrust surface, and repeat the first measurement
Step forms multiple first absolute differences；First calculation procedure：The maximum of the first absolute difference is taken, is kept off as thrust
First end face run-out error value；3rd measuring process：Second dial gauge is connected to the second side of the thrust gear of bent axle
On, and the first measuring process and the second measuring process are repeated, form multiple second absolute differences；And second calculation procedure：
The maximum of the second absolute difference is taken, the second end face run-out error value as thrust gear.
Preferably, in above-mentioned technical proposal, the top of matrix is arranged with two way blocks, the guide rail phase of two way blocks
To setting；Circle glitch detection equipment further includes sliding block, and measurement assembly mounting hole is arranged on sliding block, and the both sides of sliding block are slided respectively
It is arranged in the guide rail of two way blocks, and passes through lock-screw and be locked on way block；In preparation process, justify by thrust surface
After glitch detection equipment is placed in detection platform, position of the adjustment sliding block on matrix so that the outer end face of side gudgeon is just
At the center of the end face of bent axle.
Preferably, in above-mentioned technical proposal, the end face of bent axle is equipped with the second centre bore, thrust surface circle glitch detection equipment
The first steel ball is further included, the first steel ball is mounted in the second centre bore, and the outer end face of side gudgeon is connected on the first steel ball.
Compared with prior art, the present invention has the advantages that：
The present invention is eliminated Large Crankshaft and is being rotated using the run-out error value of double table signing method detection crankshaft thrust faces
The error in reading brought in the process along own axes play, measurement result is authentic and valid, with a high credibility；Measurement assembly is in height side
It can be adjusted to axis direction, be adapted to the Large Crankshaft of more specifications.
Description of the drawings
Fig. 1 is the front view of the circle glitch detection equipment of crankshaft thrust face according to the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the D-D views of Fig. 2.
Fig. 4 is the B-B views of Fig. 1.
Fig. 5 is the A-A views of Fig. 1.
Fig. 6 is the stereogram of pedestal according to the present invention.
Fig. 7 is the front view of pedestal according to the present invention.
Fig. 8 is the A-A views of Fig. 7.
Fig. 9 is the stereogram of sliding block according to the present invention.
Figure 10 is the front view of sliding block according to the present invention.
Figure 11 is the B-B views of Figure 10.
Figure 12 is the A-A views of Figure 10.
Figure 13 is the stereogram of way block according to the present invention.
Figure 14 is the stereogram of support shaft according to the present invention.
Figure 15 is the sectional view of support shaft according to the present invention.
Figure 16 is the stereogram of housing according to the present invention.
Figure 17 is the sectional view of housing according to the present invention.
Figure 18 is the stereogram of inner sleeve according to the present invention.
Figure 19 is the stereogram of spring conductor rod according to the present invention.
Figure 20 is the stereogram of measurement assembly according to the present invention.
Figure 21 is the sectional view of measurement assembly according to the present invention.
Figure 22 is detects schematic diagram according to the present invention.
Figure 23 is the top view of Figure 22.
Main Reference Numerals explanation：
1- the first adjustment screws, 2- sliding blocks, 3- hanging rings, 4- limiting plates, the first lock-screws of 5-, the second lock-screws of 6-,
7- way blocks, the first steel balls of 8-, 9- handles, 10- inner sleeves, 11- springs, 12- transverse slats, 13- measurement assemblies, 14- support shafts, 15-
Stop screw, 16- springs, 17- second adjustment screws, 18- cover boards, 19- spring conductor rods, 20- end plates, 21- pedestals, outside 22-
Set, the second steel balls of 23-, the second dial gauges of 24-.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other components.
As shown in Figs. 1-5, the circle glitch detection equipment of the crankshaft thrust face of specific embodiment includes base according to the present invention
Body, sliding block 2, measurement assembly 13, rolling assembly, the first steel ball 8 and the second dial gauge 24 (as shown in figure 23).The end face of bent axle
Centre bore is equipped with, the first steel ball 8 is mounted on the centre bore of crankshaft end-face during detection.
Matrix includes 21, two way blocks 7 of pedestal and limiting plate 4.
As shown in figs 6-8, the top surface of pedestal 21 is equipped with notch 211, and boss is respectively equipped at two inner walls of notch 211
212, the top surface of boss 212 is less than the top surface of pedestal 21.The center of pedestal 21 is equipped with the bottom surface that pedestal 21 is extended to from notch 211
Supporting shaft mounting hole 213, the aperture of supporting shaft mounting hole 213 lower end is more than the aperture of the upper end, forms step surface 214.Branch
The side wall for holding shaft mounting hole 213 is equipped with stop screw mounting hole 215.
As shown in figure 13, a side of way block 7 is equipped with vertical guide rail 71, set on the side wall of guide rail 71 there are two
First locking screw nail hole 72.
As shown in figs9-12, the both sides of sliding block 2 are respectively equipped with slide plate 210, and sliding block 2 is equipped with measurement assembly mounting hole 220
With the second locking screw nail hole 260, the axis of the second locking screw nail hole 260 and the axis vertical take-off of measurement assembly mounting hole 220, second
The both sides of locking screw nail hole 260 are respectively equipped with guide rod installing blind 230 and the first adjustment screw hole 240, the first adjustment screw
Hole 240 is closer to outside.
As shown in Fig. 1,3-4, two way blocks 7 are separately fixed on the top surface of pedestal 21, and the guide rail 71 of the two is with respect to cloth
It puts.The both ends of limiting plate 4 are separately fixed on the top surface of two way blocks 7.Two slide plates 210 of sliding block 2 are arranged on guide rail 71
On so that sliding block 2 can be slided along guide rail 71, and sliding block 2 is clamped in by former and later two first lock-screws 5 on way block 7.Two
A the first adjustment screw 1 is connected after passing through limiting plate 4 with the first adjustment screw mounting hole 240 of sliding block 2, and sliding block 2 can be by the
One adjusting screw 1 adjustment height.
As shown in figure 19, spring conductor rod 19 includes thread segment 191 and light bar segment 192.As shown in figure 3, spring conductor rod
19 are mounted in guide rod installing blind 230, and pass through thread segment 191 and be threadedly coupled with limiting plate 4, and spring 11 is mounted on polished rod
In section 192, facilitate the slip of sliding block 2.
As shown in figures 20-21, measurement assembly 13 includes measuring unit 131, side gudgeon 132, the first dial gauge 134, spring 135
With 137 and tight cap 133.
Diameter gradually increased spring construction section, stage casing and end 1321 are equipped in side gudgeon 132 successively.
Measuring unit 131 is equipped with the first centre bore, and the first dial gauge 134 is mounted on the of the first centre bore by tight cap 133
One end, side gudgeon 132 is mounted on the second end of the first centre bore and protrudes from the first centre bore, and the inner end of side gudgeon 132
(upper end in Figure 21) is abutted with the gauge head of the first dial gauge 134.The step surface that is formed between spring construction section and stage casing with it is tight
Spring 135 is equipped between the lower face of cap, convenient for the return of side gudgeon 132.The lower part of first centre bore is equipped with step surface, this
Spring 137 is equipped between terrace and the end 1321 of side gudgeon 132.
The stage casing of side gudgeon 132 is equipped with the limiting slot of strip, and measuring unit 131 is equipped with stop screw hole, stop screw
136 are mounted in stop screw hole and limiting slot to the progress /V of side gudgeon 132.
As shown in Figs. 1-5, measurement assembly 13 passes through measurement assembly mounting hole 215, and passes through the second lock-screw 6 by measurement
Set 131 is locked on sliding block 2.
As shown in Figures 3 and 5, rolling assembly includes support shaft 14, cover board 18, end plate 20, housing 22, inner sleeve 10, Duo Ge
Two steel balls 23, spring 16, stop screw 15 and second adjustment screw 17.
As shown in figs. 14-15, support shaft 14 include diameter be sequentially reduced the first shaft part 141, spring construction section 142 and
Second shaft part, the center of the first shaft part 141 are equipped with second adjustment screw mounting hole 145, and the side wall of the first shaft part 141 is equipped with limit
Position slot 144.Cover board 18 is equipped with centre bore, the diameter of the centre bore and the diametric fit of spring construction section 142.During end plate 20 is equipped with
The diametric fit of heart hole, the diameter of the centre bore and the second shaft part.
As shown in figs. 16-17, housing 22 is equipped with centre bore 221, the centre bore 221 small big taper under being in.Such as Figure 18
Shown, inner sleeve 10 is equipped with centre bore 101, the outer circumference surface of inner sleeve 10 be under small big taper.
As shown in Figures 3 and 5, support shaft 14 is mounted in the supporting shaft mounting hole 213 of pedestal 21, and spring 10 is mounted on spring
On construction section 142, cover board 18 is fixed on the step surface 214 of pedestal 21, and the spring construction section 142 of support shaft 14 passes through cover board
18 centre bore, the second shaft part from top to bottom sequentially passes through end plate 20 and the centre bore of inner sleeve 10, and end plate 20 is fixed on bullet
On step surface 143 between spring construction section and the second shaft part, inner sleeve 10 is fixed at the center of end plate 20, and housing 22 is looped around interior
On the periphery of set 10 and it is fixed on the bottom surface of end plate 20, the bottom surface and the bottom surface of housing 22 of inner sleeve 10 are in the same plane,
The diameter of the big end of 10 outer circumference surface of inner sleeve be less than housing 22 centre bore 221 small end diameter, i.e., the bottom surface of inner sleeve 10 and
Between the bottom surface of housing 22 have certain radial distance, there are gaps so that the bottom surface of end plate 20, the centre bore of housing 22 with
And the receiving area of V-type is formed between the outer circumference surface of inner sleeve 10, and the bottom of receiving area is communicated with ground.Second adjustment screw
17 are mounted on the second adjustment screw mounting hole 145 of support shaft 14.The stop screw that stop screw 15 is mounted on pedestal 21 is installed
In the limiting slot of hole 215 and support shaft 14, /V is carried out to support shaft 14.
The rolling assembly when moving the circle glitch detection equipment for using, rotation second adjustment screw 17 so that supporting
Axis 14 drives end plate 20, housing 22 and inner sleeve 10 to be moved downward to suitable position, at this time the second steel ball 23 from housing 22 with it is interior
Ground is highlighted and touched in gap between set 10, using the frictional force on ground the second steel ball 23 is occurred in moving process
It rolls, reduces moving resistance.Adjusting screw 17 is rotated after movement so that the second steel ball 23 is located at the support shaft peace of pedestal 21
It fills in hole 213.
Preferably, as shown in Figure 1, the top surface of limiting plate 4 is equipped with hanging ring 3, the handling of the circle glitch detection equipment is facilitated.
As shown in Figures 3 and 4, transverse slat 12 on two boss 212 of pedestal 21 is installed, sliding block 2 is placed and is sent out with second adjustment screw 17
Raw interference.The both sides of pedestal 21 are equipped with handle 9, convenient for the movement of the circle glitch detection equipment.
As shown in Figure 22,23, during using the circle glitch detection equipment, include the following steps：
1) tested bent axle is hoisted on the bearing assembly in detection platform, and with clean each main shaft of cotton wiped clean
Neck surface and two sides of thrust shelves (i.e. two thrust surfaces).Glitch detection equipment hoisting will be justified to detection platform, and profit
The detection device is slightly moved with rolling assembly, moves it to suitable position, then adjusts second adjustment screw 17, makes the
Two steel balls 23 are located in supporting shaft mounting hole 213.
2) make sliding block 2 that measurement assembly 13 be driven to move up and down by rotating the first adjustment screw 1, make the outer of side gudgeon 132
At the center of the end face of end face face bent axle.
3) the second lock-screw 6 is unclamped, then inserts the first steel ball 8 in the centre bore of crankshaft end-face, it is mobile simultaneously
Measurement assembly 13 makes the end face of side gudgeon 132 be abutted with the first steel ball 8 compared with the distance of crankshaft end-face, and the first percentage
Table 134 has certain meter-pressing amount, and then measurement assembly 13 is locked on sliding block 2 with the second lock-screw 6.Then by second
Dial gauge 24 is connected in the first side of thrust gear of bent axle, and the second dial gauge 24 has certain meter-pressing amount.
4) round glitch detection is carried out, is included the following steps：
By 24 zero setting position of the first dial gauge 134 and the second dial gauge；
First measuring process：Bent axle is rotated along same direction of rotation, table number is read in multiple rotation positions, each rotates position
It puts place while reads the reading Xi of the first dial gauge 134 and the reading Yi of the second dial gauge 24, and according to formula △ i=︱ Xi-
Yi ︱ calculate first absolute difference of the two；
Second measuring process：Repeatedly radial position of the second dial gauge of adjustment in the first side of thrust surface, and repeat
First measuring process forms multiple first absolute differences；
First calculation procedure：The maximum of the first absolute difference is taken, the first end face run-out error as thrust gear
Value；
3rd measuring process：Second dial gauge 24 is connected in the second side of thrust gear of bent axle, and repeats first
Measuring process and the second measuring process form multiple second absolute differences；And
Second calculation procedure：The maximum of the second absolute difference is taken, the second end face run-out error as thrust gear
Value.
5) after) measuring, justified each working face of glitch detection equipment with clean cotton wiped clean and oiled and deposited
It puts.
The present invention is eliminated Large Crankshaft and is being rotated using the run-out error value of double table signing method detection crankshaft thrust faces
The error in reading brought in the process along own axes play, measurement result is authentic and valid, with a high credibility；Measurement assembly is in height side
It can be adjusted to axis direction, be adapted to the Large Crankshaft of more specifications.
The description of the foregoing specific exemplary embodiment to the present invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplary implementation schemes and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (9)
1. the circle glitch detection equipment of a kind of crankshaft thrust face, which is characterized in that the circle glitch detection of the crankshaft thrust face is set
It is standby to include：
Matrix, described matrix include pedestal, and the top of the pedestal is arranged with two way blocks, and described two way blocks are led
Rail is oppositely arranged；
Sliding block, measurement assembly mounting hole are arranged on the sliding block, and the both sides of the sliding block are slidably arranged in described two respectively
In the guide rail of way block, and pass through the first lock-screw and be locked on the way block；
Measurement assembly, the measurement assembly include：
Measuring unit, the measuring unit are mounted in the measurement assembly mounting hole and pass through the locking of the second lock-screw, the survey
Amount is arranged with the first centre bore；
First dial gauge, first dial gauge are mounted on the first end of first centre bore；And
Side gudgeon, the side gudgeon is mounted on the second end of first centre bore and protrudes from first centre bore, described
The inner end of side gudgeon is abutted with the gauge head of first dial gauge；And
Second dial gauge, second dial gauge are connected on the thrust surface of the bent axle.
2. the circle glitch detection equipment of crankshaft thrust face according to claim 1, which is characterized in that set on the first centre bore
There is First terrace, the first spring is equipped between the end of the side gudgeon outer end and the First terrace.
3. the circle glitch detection equipment of crankshaft thrust face according to claim 1, which is characterized in that described matrix with it is described
The first adjustment screw there are two being set between sliding block.
4. the circle glitch detection equipment of crankshaft thrust face according to claim 1, which is characterized in that set on the end face of bent axle
There is the second centre bore, the circle glitch detection equipment of the crankshaft thrust face further includes the first steel ball, and first steel ball is mounted on
In second centre bore, and the outer end face of the side gudgeon is connected on first steel ball.
5. the circle glitch detection equipment of crankshaft thrust face according to claim 1, which is characterized in that the lower part of described matrix
Equipped with supporting shaft mounting hole, the circle glitch detection equipment of the crankshaft thrust face further includes rolling assembly, the rolling assembly bag
It includes：
Support shaft, the support shaft are mounted in the supporting shaft mounting hole, the first shaft part of the support shaft including top and
Second shaft part of lower part, the diameter of second shaft part are less than first shaft part；
End plate, the end plate are equipped with the 3rd centre bore, and second shaft part is through the 3rd centre bore and protrudes from the end
Plate, the end plate are fixed in the support shaft；
Housing, it is described to be set on outside in the supporting shaft mounting hole, and the housing is fixed on the bottom surface of the end plate；Institute
The 4th centre bore, the 4th centre bore small big taper under being in are arranged with outside stating；
Inner sleeve, it is described in be arranged with the 5th centre bore, second shaft part passes through the 5th centre bore, and the inner sleeve is consolidated
It is scheduled on the bottom surface of the end plate；The outer circumference surface of the inner sleeve small big taper, diameter of the big end of the inner sleeve under being in
Have less than the diameter of the small end of the 4th centre bore, and between the bottom surface of the inner sleeve and the bottom surface of the housing certain
Radial distance, make the receiving area that V-type is formed between bottom surface, the housing and the inner sleeve three of the end plate；And
Multiple second steel balls, the multiple second steel ball are evenly distributed in the receiving area.
6. the circle glitch detection equipment of crankshaft thrust face according to claim 5, which is characterized in that the rolling assembly is also
Including second adjustment screw, the second adjustment screw is mounted in the adjusting screw mounting hole of the support shaft.
7. a kind of circle glitch detection method of crankshaft thrust face, which is characterized in that the circle glitch detection side of the crankshaft thrust face
Method includes the following steps：
Preparation process：The circle glitch detection equipment of crankshaft thrust face is placed in detection platform；The circle of the crankshaft thrust face
Glitch detection equipment includes matrix, sliding block and measurement assembly；
Described matrix includes pedestal, and the top of the pedestal is arranged with two way blocks, the guide rail phase of described two way blocks
To setting；Measurement assembly mounting hole is arranged on the sliding block, and the both sides of the sliding block are slidably arranged in described two lead respectively
In the guide rail of rail block, and pass through the first lock-screw and be locked on the way block；
The measurement assembly includes measuring unit, side gudgeon and the first dial gauge, and first dial gauge is mounted on the measurement
The first end of set, the side gudgeon are mounted on the second end of the measuring unit and protrude from the measuring unit, the side gudgeon
Inner end is abutted with the gauge head of first dial gauge；First dial gauge is to be locked with certain meter-pressing amount, and with second
Screw locks the measuring unit on the matrix；Second dial gauge is connected to the first side of the thrust gear of the bent axle
On, and second dial gauge is with certain meter-pressing amount；And
Measuring process, including：
By first dial gauge and the second dial gauge zero setting position；
First measuring process：The bent axle is rotated along same direction of rotation, table number is read in multiple rotation positions, each rotates position
The place of putting reads the reading Xi of first dial gauge and the reading Yi of second dial gauge simultaneously, and according to formula △ i=︱
Xi-Yi ︱ calculate first absolute difference of the two；
Second measuring process：Radial position of second dial gauge in the first side of the thrust surface is repeatedly adjusted, and
First measuring process is repeated, forms multiple first absolute differences；
First calculation procedure：The maximum of first absolute difference is taken, the first end face run-out error as thrust gear
Value；
3rd measuring process：Second dial gauge is connected in the second side of thrust gear of the bent axle, and repeats institute
The first measuring process and second measuring process are stated, forms multiple second absolute differences；And
Second calculation procedure：The maximum of second absolute difference is taken, the second end face run-out error as thrust gear
Value.
8. the circle glitch detection method of crankshaft thrust face according to claim 7, which is characterized in that the preparation process
In, after the circle glitch detection equipment of the crankshaft thrust face is placed in detection platform, the sliding block is adjusted described
Position on matrix so that described in the outer end face face of the side gudgeon at the center of the end face of bent axle.
9. the circle glitch detection method of crankshaft thrust face according to claim 7, which is characterized in that the end face of the bent axle
The second centre bore is equipped with, the circle glitch detection equipment of the crankshaft thrust face further includes the first steel ball, the first steel ball peace
In second centre bore, and the outer end face of the side gudgeon is connected on first steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610413050.1A CN105865298B (en) | 2016-06-14 | 2016-06-14 | The circle glitch detection equipment and detection method of crankshaft thrust face |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610413050.1A CN105865298B (en) | 2016-06-14 | 2016-06-14 | The circle glitch detection equipment and detection method of crankshaft thrust face |
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| CN105865298A CN105865298A (en) | 2016-08-17 |
| CN105865298B true CN105865298B (en) | 2018-06-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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