CN110285743A - Measure that inner hole ring groove is wide and the cubing and detection method of relatively outer shoulder spacing - Google Patents
Measure that inner hole ring groove is wide and the cubing and detection method of relatively outer shoulder spacing Download PDFInfo
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- CN110285743A CN110285743A CN201910616105.2A CN201910616105A CN110285743A CN 110285743 A CN110285743 A CN 110285743A CN 201910616105 A CN201910616105 A CN 201910616105A CN 110285743 A CN110285743 A CN 110285743A
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- wedge block
- inner hole
- workpiece
- ring groove
- left wedge
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 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 abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000013461 design Methods 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical group OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- G01B5/0025—Measuring of vehicle parts
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of measurement inner hole ring groove is wide and the cubing of relatively outer shoulder spacing, it includes pedestal, positioning sleeve, right wedge block, left wedge block, dial gauge, dial framework and gauge block.The positioning sleeve is for inserting workpiece, and for the outer shoulder bottom surface stop bit of workpiece in flange upper surface, standard gauge block is put in the flange upper surface as measuring basis.The right wedge block and the pairing inserting of left wedge block are into inner hole of workpiece, and the two faying face is inclined-plane, and bevel angle α is equal, contrary.The outer wall that right wedge block and left wedge block face inner hole of workpiece is cylindrical surface, and arc radius is equal to inner hole of workpiece radius, and the evagination shoulder that one of width is L4 is equipped in the middle part of left wedge block, and L4 is less than inner hole of workpiece ring groove width K.The invention further relates to the detection method for using above-mentioned cubing, this method detects the height dimension that workpiece Size Conversion to be checked is left wedge block relative standard gauge block.Present invention is especially suited for using in production scene, therefore the timeliness of detection is greatly improved, effectively reduces batch scrap.
Description
Technical field
The invention belongs to a technical solutions in length measurement technique field, in particular it relates to a kind of measurement
Inner hole ring groove is wide and the cubing of relatively outer shoulder spacing, and the invention further relates to the detection methods for using the cubing.
Background technique
Axle sleeve, gear, ratchet, sprocket wheel belong to common mechanical part, within these wheels to rotate, cover parts are equal
Hole location and installation.There is the preferred circlip knot of wheel, cover parts of axially position requirement and internal orifice dimension less than 30mm to some in engineering
Structure, i.e., matched wheel, the preset ring groove of cover parts inner hole, the circlip being then embedded in mating axis cooperate, such axially position
Structure is simple, reliable, can achieve the desired purpose.Circlip positioning accuracy depends primarily on two aspects in reality, first is that mating axis
On circlip be embedded in position precision, it is easy to control since the structure size of axis is external length dimension, with commercially available general Length Quantity
Tool can direct precise measurement, therefore circlip on mating axis is embedded in that position is controllable, easily surveys.Second is that in small-bore wheel, disk-like accessory
Ring groove size in hole, because commercially available general measurer cannot protrude into inner hole measure and ring groove and external dependency structure it
Between position dimension there is outer wall to be separated by, such position dimension can not be measured directly with commercially available conventional measurer.Under the conditions of reality technology
It can make precise measurement using three-coordinates measuring machine.But such precision instrument is high to measurement environmental requirement, time-consuming, cost
Greatly, so not being suitable for batch production detection.For internal orifice dimension be less than 30mm and external and internal compositions have position accuracy demand wheel,
Cover parts, the industry generally use Special calipers in process of production and make qualitative detection, are aided with sampling three-coordinates measuring machine
Carry out confirmatory measurements.Such measurement in a closed series mode can Instructing manufacture, but timeliness is poor, and Yi Fasheng small lot size is overproof
Quality problems.
Summary of the invention
Present invention mainly solves position dimensions between the matched bevel gear inner hole ring groove of automobile differential and external and internal compositions
Measure difficult problem, propose that a kind of structure is simple, be easy to make, be easy to use, measurement accuracy it is high, being capable of orifice ring in precise measurement
The cubing of groove and relatively outer shoulder spacing, the also mating corresponding detection method of the present invention.
The present invention is achieved through the following technical solutions technical goal.
Measure that inner hole ring groove is wide and the cubing of relatively outer shoulder spacing, it includes pedestal, positioning sleeve, right wedge block, a left side
Wedge block, dial gauge, dial framework and gauge block.The dial framework is fixed on the base with vertical bar, and the cantilever end installation gauge outfit of cross bar is downward
Dial gauge.It places on another transverse plane of pedestal in the positioning sleeve for being vertically arranged shape.It is theed improvement is that: the positioning sleeve is
Flange is located at the circle set of upper surface, workpiece is vertically inserted in positioning sleeve inner hole, the outer shoulder bottom surface stop bit of workpiece is in flange
The standard gauge block that a height is L0 is also put in side upper surface, the flange upper surface as measuring basis.The right wedge block
With the pairing inserting of left wedge block into inner hole of workpiece, the right wedge block of strip and block and the faying face of left wedge block are inclined-plane, two pieces
Inclined-plane bevel angle α it is equal, it is contrary.The outer wall that right wedge block and left wedge block face inner hole of workpiece is cylindrical surface, circular arc
Radius is equal to inner hole of workpiece radius, and the evagination shoulder that one of width is L4 is equipped in the middle part of left wedge block, and L4 is less than inner hole of workpiece
Ring groove width K.
As be further improved scheme, oblique angle α=4 °~7 ° of the left wedge block, stub end upward, small head end court
Under.The oblique angle α of the right wedge block is identical as left wedge block, and downward with the right voussoir stub end of clock synchronization, small head end is upward.
As the scheme of further improvement, the evagination shoulder axial cross section in the middle part of the left wedge block is rectangle, outer lug boss
Shoulder maximum radius is equal to inner hole of workpiece ring groove maximum radius.
As the scheme of further improvement, between the evagination shoulder top margin stub end top surface at the axial middle part of left wedge block
Away from for design value L1.
As the scheme of further improvement, the height L0 of the gauge block is by the relatively outer shoulder spacing of standard workpiece inner hole ring groove
The design size L1 of L design size and left wedge block is determined.
As the scheme of further improvement, the detection method using above-mentioned cubing includes the relatively outer shoulder of inner hole of workpiece ring groove
The detection of spacing and the wide detection of inner hole ring groove, specific detecting step are as follows:
A, the detection of the relatively outer shoulder spacing of inner hole of workpiece ring groove
A1, workpiece to be checked is inserted into positioning sleeve inner hole, the outer shoulder bottom surface stop bit of workpiece is in the flange of positioning sleeve；
Downward with small head end, right wedge block is matched with small head end upward in insertion inner hole of workpiece, wait be located at left wedge for a2, left wedge block
Evagination shoulder in the middle part of shape block is caught in inner hole of workpiece ring groove, when real inner hole ring groove top is leaned in the top of evagination shoulder,
Make left wedge block by drift ping tightening position by above mentioning right wedge block；
A3, dial gauge first set zero-bit with the standard gauge block that height is L0, then move to left wedge block top surface and measure L2, in structure
L2=L1+L, L2 and the difference of standard value L0 are the foozle of the opposite outer shoulder spacing L of inner hole of workpiece ring groove；
B, the wide detection of inner hole of workpiece ring groove
B1, right wedge block is pushed down under above-mentioned operating condition, the left following stop bit of wedge block evagination shoulder to be moved down is in workpiece
When orifice ring groove bottom edge, by above mentioning right wedge block drift ping tightly left wedge block；
B2, L3 size is obtained with the left wedge block top of dial gauge measurement；
B3, the wide K=L4+L5 of inner hole of workpiece ring groove, wherein L5=L2-L3, so K=L4+(L2-L3).
Compared with prior art, the present invention having the positive effect that:
1, detection tool structure is simple, is easy to make, is easy to use, and quantization measurement result precision is high；
2, by the indirect size and inner hole ring groove width between workpiece external and internal compositions, it is converted to the left wedge block difference in height of measurement,
Such external dimensional measurement is easy, is high-efficient；
3, this cubing belongs to conventional length measurer one kind, low to testing conditions requirement, detects suitable for production scene, due to just
Nearly detection, timeliness is good, can avoid that the overproof problem of batch occurs.
Detailed description of the invention
Fig. 1 is structure of the invention diagrammatic cross-section, is cubing shown in figure for detecting between workpiece external and internal compositions
Position dimension.
Fig. 2 is partial structurtes enlarged diagram at Fig. 1 U.
Fig. 3 is the local overlooking schematic diagram of left wedge block and right wedge block pairing insertion inner hole of workpiece.
Fig. 4 is the present invention for detecting the wide schematic diagram of inner hole of workpiece ring groove.
Fig. 5 is partial structurtes enlarged diagram at Fig. 4 T.
Fig. 6 is the structural profile illustration of embodiment workpiece to be checked.
Specific embodiment
Below according to attached drawing and in conjunction with the embodiments, the invention will be further described.
The present embodiment workpiece 8 to be checked is the bevel gear of Designing Passenger Car Differentials configuration, the width dimensions of the 8 inner hole ring groove of workpiece
K and the relatively outer shoulder spacing L of ring groove have required precision.Due to 8 one side of workpiece because aperture only has 25mm, built-in ring groove
Width K can not protrude into measurement with commercially available length measurer, for these problems invented measurement inner hole ring groove as shown in Figure 1 and
The cubing of relatively outer shoulder spacing, it includes pedestal 1, positioning sleeve 2, right wedge block 3, left wedge block 4, dial gauge 5,6 and of dial framework
Gauge block 7.The dial framework 6 is fixed on pedestal 1 with vertical bar, and the cantilever end of cross bar installs gauge outfit dial gauge 5 directed downwardly.The pedestal
It places on 1 another transverse plane in the positioning sleeve 2 for being vertically arranged shape.The positioning sleeve 2 is the circle set that flange is located at upper surface, is being positioned
It covers and vertically inserts workpiece 8 in 2 inner holes, flange of the outer shoulder bottom surface stop bit of workpiece 8 in flange upper surface, as measuring basis
The standard gauge block 7 that a height is L0 is also put in side upper surface, and the height L0 of the gauge block 7 is by 8 inner hole ring groove of standard workpiece
The design size L1 of relatively outer shoulder line space design size L and right wedge block 4 determines that the L0 of the present embodiment standard gauge block 7 is by setting
Count size L1 and design size L composition.Inner hole of workpiece as shown in Figure 3 is arrived in the right wedge block 3 and the pairing inserting of left wedge block 4
In, the faying face of the right wedge block 3 of strip and block and left wedge block 4 is inclined-plane, and the inclined-plane bevel angle α of two pieces is equal, it is contrary, this
Embodiment bevel angle α=4 °.Upward, downward, the right wedge block 3 of pairing then has stub end to small head end to left 4 stub end of wedge block when installation
Downward, small head end is installed upward.In order to improve fit quality, right wedge block 3 and left wedge block 4 face the outer wall of 8 inner hole of workpiece
It is cylindrical surface, arc radius is equal to 8 internal bore radius of workpiece.For the ease of detection and localization, one is equipped in the middle part of left wedge block 4
Road width is the evagination shoulder 4.1 of L4, which is rectangle, and maximum radius is equal to 8 inner hole of workpiece
Ring groove maximum radius.The 4.1 width L4 of evagination shoulder at the axial middle part of left wedge block 4 in the present embodiment, on the evagination shoulder 4.1
Back gauge stub end top surface spacing is design value L1.The 4.1 width L4 of evagination shoulder at the axial middle part of left wedge block 4 is less than work in structure
8 inner hole ring groove width K of part, difference are L5, and relationship is as shown in figure 5,8 inner hole ring groove width K=L4+L5 of workpiece.
The detection method of above-mentioned cubing is actually used, it includes the detection of the relatively outer shoulder spacing of 8 inner hole ring groove of workpiece
With the detection of inner hole ring groove, specific detecting step is as follows:
A, the detection of the relatively outer shoulder spacing of 8 inner hole ring groove of workpiece
A1, workpiece 8 to be detected is inserted into 2 inner hole of positioning sleeve, the outer shoulder bottom surface stop bit of workpiece 8 in the flange of positioning sleeve 2,
Since there is structure size L limitation in 8 inner hole ring groove top of workpiece to outer shoulder bottom surface, it is therefore necessary to detect；
Downward with small head end, right wedge block 3 is matched with small head end upward in insertion 8 inner hole of workpiece, wait be located at for a2, left wedge block 4
The evagination shoulder 4.1 at left 4 middle part of wedge block is caught in 8 inner hole ring groove of workpiece, when the top of evagination shoulder 4.1 is by orifice ring in reality
When groove top, make left wedge block 4 by drift ping tightening position by above mentioning right wedge block 3；
A3, dial gauge 5 first set zero-bit with height for the standard gauge block 7 of L0, then move to left 4 top surface of wedge block and measure L2, from
It is optimal quality that L2=L0=L1+L known in Fig. 1, that is, the L2 surveyed, which are equal to L0, L when in fact machining inner hole ring groove
There are errors, therefore the L2 surveyed is not equal to L0, and error between the two is no more than setting value and is judged to qualified product, otherwise not conform to
Lattice product；
B, the wide detection of 8 inner hole ring groove of workpiece
B1, right wedge block 3 is pushed down under above-mentioned operating condition, the following stop bit of 4 evagination shoulder of left wedge block 4.1 to be moved down is in work
When 8 inner hole ring groove bottom edge of part, by above mentioning right 3 drift ping of wedge block, tightly left wedge block 4, this operating condition are as shown in Figure 4, Figure 5；
B2, it is measured with dial gauge 5 and obtains L3 size at the top of left wedge block 4；
B3, as shown in Fig. 2, Fig. 5, the 8 wide K=L4+L5 of inner hole ring groove of workpiece, wherein L5=L2-L3, so K=L4+(L2-
L3).
Detection tool structure disclosed by the invention is simple, is easy to make, is easy to use.The cubing of the structure is by workpiece external and internal compositions
Position dimension be converted into the height dimension of left wedge-shaped 4 opposite gauge blocks 7 to measure, then by the data measured and standard gauge block 7
It makes comparisons, to be accurately obtained the position dimension.In reality, small-bore inner hole ring groove is because being architectural limitation, and commercially available measurer is not
It can protrude into hole and measure that ring groove is wide, cubing of the present invention is by the wide height for being also converted to the opposite gauge block 7 of left wedge block 4 of inner hole ring groove
Size is spent to detect.Due to the commercially available measurer energy precise measurement of external height dimension, so detection is easy, is high-efficient, most
The important cubing is low to measurement environmental requirement, is particularly suitable for using in production scene, therefore greatly improve the timeliness of detection,
Effectively reduce batch scrap.
Claims (6)
1. a kind of measurement inner hole ring groove is wide and the cubing of relatively outer shoulder spacing, it includes pedestal (1), positioning sleeve (2), right wedge
Shape block (3), left wedge block (4), dial gauge (5), dial framework (6) and gauge block (7)；The dial framework (6) is fixed on pedestal (1) with vertical bar
On, the cantilever end of cross bar installs gauge outfit dial gauge directed downwardly (5)；Place on another transverse plane of the pedestal (1) is in be vertically arranged shape
Positioning sleeve (2)；It is characterized by: the positioning sleeve (2) is the circle set that flange is located at upper surface, in positioning sleeve (2) inner hole
Vertical inserting workpiece (8), the outer shoulder bottom surface stop bit of workpiece (8) is in flange upper surface, as on the flange of measuring basis
Also put the standard gauge block (7) that a height is L0 in end face；Work is arrived in the right wedge block (3) and left wedge block (4) pairing inserting
In part (8) inner hole, the right wedge block (3) of strip and block and the faying face of left wedge block (4) are inclined-plane, the inclined-plane bevel angle α phase of two pieces
Deng contrary；The outer wall that right wedge block (3) and left wedge block (4) face workpiece (8) inner hole is cylindrical surface, arc radius
Equal to workpiece (8) internal bore radius, the evagination shoulder (4.1) that one of width is L4 is equipped in the middle part of left wedge block (4), L4 is less than work
Part (8) inner hole ring groove width K.
2. measurement inner hole ring groove according to claim 1 is wide and the cubing of relatively outer shoulder spacing, it is characterised in that: institute
Oblique angle α=4 °~7 ° of left wedge block (4) are stated, upward, small head end is downward for stub end；The oblique angle of the right wedge block (3)
α is identical as left wedge block (4), and downward with the right voussoir of clock synchronization (3) stub end, small head end is upward.
3. measurement inner hole ring groove according to claim 1 is wide and the cubing of relatively outer shoulder spacing, it is characterised in that: institute
Stating evagination shoulder (4.1) axial cross section in the middle part of left wedge block (4) is rectangle, and evagination shoulder (4.1) maximum radius is equal to work
Part (8) inner hole ring groove maximum radius.
4. measurement inner hole ring groove according to claim 1 is wide and the cubing of relatively outer shoulder spacing, it is characterised in that: institute
The spacing for stating evagination shoulder (4.1) the top margin stub end top surface at the axial middle part of left wedge block (4) is design value L1.
5. measurement inner hole ring groove according to claim 1 is wide and the cubing of relatively outer shoulder spacing, it is characterised in that: institute
The height L0 of gauge block (7) is stated by the relatively outer shoulder spacing L design size of standard workpiece (8) inner hole ring groove and left wedge block (4)
Design size L1 determine.
6. using the detection method of above-mentioned cubing, it is characterised in that: the detection method includes that workpiece (8) inner hole ring groove is opposite
The detection of outer shoulder spacing and the wide detection of inner hole ring groove, specific detecting step are as follows:
A, the detection of the relatively outer shoulder spacing of workpiece (8) inner hole ring groove
A1, workpiece to be checked (8) are inserted into positioning sleeve (2) inner hole, the outer shoulder bottom surface stop bit of workpiece (8) is in positioning sleeve (2)
Flange；
Downward with small head end, right wedge block (3) is matched with small head end upward in insertion workpiece (8) inner hole for a2, left wedge block (4),
It is caught in workpiece (8) inner hole ring groove wait be located at the evagination shoulder (4.1) in the middle part of left wedge block (4), when evagination shoulder (4.1)
When real inner hole ring groove top is leaned in top, make left wedge block (4) by drift ping tightening position by above mentioning right wedge block (3)；
A3, dial gauge (5) first set zero-bit with height for the standard gauge block (7) of L0, then move to left wedge block (4) top surface and measure
L2, L2=L1+L in structure, L2 and the difference of standard value L0 are the manufacture of the opposite outer shoulder spacing L of workpiece (8) inner hole ring groove
Error；
B, the wide detection of workpiece (8) inner hole ring groove
B1, it is pushed down under above-mentioned operating condition right wedge block (3), left wedge block (4) evagination shoulder (4.1) to be moved down stops below
When positioned at workpiece (8) inner hole ring groove bottom edge, by above mentioning right wedge block (3) drift ping tightly left wedge block (4)；
B2, L3 size is obtained with left wedge block (4) top of dial gauge (5) measurement；
B3, workpiece (8) wide K=L4+L5 of inner hole ring groove, wherein L5=L2-L3, so K=L4+(L2-L3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616105.2A CN110285743A (en) | 2019-07-09 | 2019-07-09 | Measure that inner hole ring groove is wide and the cubing and detection method of relatively outer shoulder spacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910616105.2A CN110285743A (en) | 2019-07-09 | 2019-07-09 | Measure that inner hole ring groove is wide and the cubing and detection method of relatively outer shoulder spacing |
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| Publication Number | Publication Date |
|---|---|
| CN110285743A true CN110285743A (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910616105.2A Pending CN110285743A (en) | 2019-07-09 | 2019-07-09 | Measure that inner hole ring groove is wide and the cubing and detection method of relatively outer shoulder spacing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112880526A (en) * | 2021-04-28 | 2021-06-01 | 四川仨川航空机械设备有限公司 | Deep blind hole annular groove measuring device and using method thereof |
| CN115265319A (en) * | 2022-09-28 | 2022-11-01 | 江苏太平洋精锻科技股份有限公司 | Detection tool and detection method for height of bevel gear clamp spring groove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880526A (en) * | 2021-04-28 | 2021-06-01 | 四川仨川航空机械设备有限公司 | Deep blind hole annular groove measuring device and using method thereof |
| CN115265319A (en) * | 2022-09-28 | 2022-11-01 | 江苏太平洋精锻科技股份有限公司 | Detection tool and detection method for height of bevel gear clamp spring groove |
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