CN109341494A - The quickly device of detection inner bore chamfering depth - Google Patents
The quickly device of detection inner bore chamfering depth Download PDFInfo
- Publication number
- CN109341494A CN109341494A CN201811469007.2A CN201811469007A CN109341494A CN 109341494 A CN109341494 A CN 109341494A CN 201811469007 A CN201811469007 A CN 201811469007A CN 109341494 A CN109341494 A CN 109341494A
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- chamfering
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- inner bore
- gauge
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 239000007793 ph indicator Substances 0.000 claims abstract description 25
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 238000003780 insertion Methods 0.000 claims abstract description 8
- 230000037431 insertion Effects 0.000 claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000007689 inspection Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035939 shock Effects 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
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
Abstract
The device of a kind of quickly detection inner bore chamfering depth disclosed by the invention, it is desirable to provide a kind of measurement efficiency is high, the accurate detection device for measuring inner bore chamfering.The present invention is achieved through the following technical solutions: mobile measuring staff (5) bottom end connects firmly the end face positioning tube (7) greater than measured workpiece (10) end face inner bore chamfering end face and depth of chamfering gauge column diameter, its free end is of coupled connections by main body guide tube (3) and the contact of the chamfer amount pH indicator pH (1) of insertion main body guide tube;When depth of chamfering gauge (9) and measured workpiece inner bore chamfering contact, the end face positioning tube is inserted in from the depth of chamfering gauge, always it is contacted with measured workpiece end face, the height difference that the depth of chamfering gauge and measured workpiece end face for being formed with standard chamfering generate, the contact of chamfer amount pH indicator pH is touched by mobile measuring staff displacement, show that this indicates the height difference of measurement inner bore chamfering depth, to obtain the measured value of measured workpiece inner bore chamfering depth.
Description
Technical field
The inner bore chamfering cubing that the present invention relates to a kind of to detect workpiece perforation depth of chamfering, specifically a kind of inspection
It surveys in machining and measures the chamfer detecting device of inner bore chamfering depth 0.0mm~5.0mm.
Background technique
Chamfering is the most common manufacturing procedure in machining, and the operations such as vehicle, boring, mill, milling, brill can be completed down
The processing at angle.The effect of chamfering mainly has installation to be oriented to, and convenient for assembly, reduces stress and concentrates, prevention is collided with, prevented plowing from, and protects
Protect working face;And remove wedge angle, burr, aesthetic appeal.Next is that by the convenience and leakproofness of Fast Installation positioning,
With the use stress etc. for reducing fit on, in mechanical processing industry, the chamfering in hole is seen everywhere, is processed in interior bore ends
Chamfering is generally existing in all kinds of machine components out.Chamfering majority is processed for technologic needs, is not directly related to generally
The quality of part and product, therefore less depth of chamfering t is detected.But for certain more important applications, especially
In mass production, the detection of the regulation frequency will be implemented to depth of chamfering between process by still defining.Especially driving
The stability of guide tube part under mechanism kinematic state plays a crucial role.It therefore must be in strict accordance in process
Product drawing controls its size.Quality to ensure components simultaneously, it is necessary to deep to the chamfering of certain work end faces
Degree is controlled.For example the depth of chamfering in the biggish hole of various bearing diameters of aerospace is had been widely used for, this is one
A to seem simple, and actually very some intractable measurement problems, especially needing to find out a kind of can be used for mass-producted work
The high efficiency method quickly detected between sequence.It is two circles that inner bore chamfering, which projects, does not judge angle.Different chamferings and angle position
The deviation of the variation for the inconsistent chamfered bore variation set can all lead to the difficulty in measurement.Chamfered bore is usually by combination boring cutter
Be process, the minute differences of knife amount, on workpiece the end in hole be formed by chamfering may be deep some or shallow, chamfering
Depth degree it is not easy to control.As detecting element, general depthometer or dial gauge are selected very according to the tolerance of measured parameter
Difficult accurate measurement, chamfering inner hole intersection point cause the variation of depth of chamfering, the measurement error of detection device ' can not be measured.In the past
The chamfering template measurer used was not easy measured size center in operation, and the chamfering template measurer used, which can not determine, to be surveyed
The specific value taken measurements.For example, when bearing is installed on workpiece, usually by being interference fitted and applying certain coupling mechanism force
In Assembly part, and lock bearing and be divided into: first is that wrapping up bearing outer chamfer by parts flanged-edge, another is that bearing outer ring leans on
It is formed with a circle V-type in nearly outer circle, force is passed through on one side by outer circle V-type, makes the chamfering of its flange package workpiece, this method
It is required that chamfering work piece depth must be strictly controlled in the margin of tolerance.With the fast development of mechanical industry, oscillating bearing is
Several big pillar industries of the national economy such as aerospace, Precision Machining, automobile manufacture are widely used in, such as in aircraft shock absorber with double seal arrangement
Tail extension bar in, rocket bearing support etc. it is easy for installation in order to realize, the variation of low-angle can be adapted to automatically at work, all greatly
Amount use oscillating bearing, therefore, it is necessary to quickly, accurately measure inner bore chamfering depth.Due to being operated with general gage measuring
It is extremely difficult, very big influence is caused to production efficiency and part quality.In the product produced at present, oral area inner chamfer is equal
Angled requirement and chamfering big end size tolerance requirements.Inner chamfer hole is exactly the conical bore that a kind of cone-apex angle is 30 °, 45 ° in fact,
Due to circle element of a cone and end face out of plumb, the measurement in big end aperture more, the common measurement sides more difficult than straight hole measurement
Method is completely inaccurate, let alone the dimensional accuracy required on drawing.In order to solve the survey of the above inner bore of part depth of chamfering
Amount problem, currently used conical bore measurement method have four ball method, fill in gauge block method and inversion method etc., detection is all comparatively laborious, right
In axis direction length usually only 1,2mm inner chamfer for be not suitable for, basic detection means is all projector inspection at present
Survey chamfering diameter, and a kind of more accurately mode;But which investment is big, and low efficiency, scene can not be detected immediately;It is other
Mode substantially estimate, slide calliper rule rough measure, since calliper to measure can not feel relieved so error is very big.So must design
Special measuring tool easily and effectively come detect the outside diameter of inner chamfer with support batch production product inspection work.According to certain
The inner bore chamfering face size of part detects demand, designs test measuring device easily and effectively, with the side in abundant machining
Just efficiently measurement means.
Summary of the invention
Object of the present invention is to be unable to measure the problem of inner bore chamfering depth for production scene, surveyed with solving raw production scene
The measurement problem for measuring inner bore chamfering depth, provides that a kind of structure is simple, measurement efficiency is high, quickly, accurately can measure inner hole and fall
Angle, single effective detection device.
It is of the present invention solve the problems, such as used by technical solution be: a kind of device of quickly detection inner bore chamfering depth, comprising:
The chamfer amount pH indicator pH 1 and mobile measuring staff 5 of activity insertion main body guide tube 3, and fall into 10 end face inner bore chamfering of measured workpiece
Depth of chamfering gauge 9, it is characterised in that: mobile 5 bottom end of measuring staff is fixedly connected with greater than 10 end face inner bore chamfering end face of measured workpiece
Pass through the main body guide tube 3 and insertion with the free end of the end face positioning tube 7 of depth of chamfering gauge column diameter, mobile measuring staff 5
The contact 6 of the chamfer amount pH indicator pH 1 of main body guide tube 3 is of coupled connections;When depth of chamfering gauge 9 and 10 inner bore chamfering of measured workpiece
When contact, the end face positioning tube 7 is inserted in from the depth of chamfering gauge 9, is contacted always with 10 end face of measured workpiece, is formed with mark
The height difference 8 that the depth of chamfering gauge 9 of quasi- chamfering and 10 end face of measured workpiece generate is touched down by the mobile displacement of measuring staff 5
The contact 6 of angular amount pH indicator pH 1 shows that this indicates the height difference 8 of measurement inner bore chamfering depth, to obtain tested work
The measured value of 10 inner bore chamfering depth of part.
The present invention has the advantages that compared with the prior art.
Structure is simple, measurement efficiency is high.The present invention detects demand according to the inner bore chamfering face size of certain part, designs
Test measuring device easily and effectively detects the big end diameter of inner chamfer, supports the inspection work of the product of batch production, enriches
Conveniently measurement means in machining, part composition is simple, is moved down on main body guide tube inner hole by mobile measuring staff 5
It is dynamic, measurement result is obtained by chamfer amount pH indicator pH 1, solves the problems, such as the measurement of inner bore chamfering depth 0.0mm~5.0mm.Gram
The defect that common survey method is completely inaccurate, and detecting size precision is inserted is taken.Using depth of chamfering gauge front end and tested work
Part inner hole outer circularity precision-fit, mobile measuring staff 5 are integrated end face positioning tube and are inserted in depth of chamfering gauge, by mobile measuring staff 5
Lower movement contacts end face positioning tube end standard with measured workpiece end face always, and end face positioning tube end face lower plane is against tested
Workpiece transverse plane, depth of chamfering gauge root are formed with the circular cone gauge head standard as measured workpiece end face inner bore chamfer angle
Part is recorded chamfer amount pH indicator pH and is referred to when depth of chamfering gauge Leading end chamfer circular cone is contacted with measured workpiece inner bore chamfering
The numerical value of needle rotation, it is different according to measured workpiece inner bore chamfering depth, contact height difference difference will be generated, therefore this is poor
Value is read by chamfer amount pH indicator pH 1, can at least measure the inner bore chamfering depth of 0~5mm.The prior art is solved by interior
Hole chamfering depth detection apparatus composed by diameter dial gauge, setting circle cone, cylindrical body and depthometer, needs that L2 is calculated
Numerical value;Then read from depthometer again LI value, according to calculation formula obtain depth of chamfering numerical value L triviality and not side
Just property.,
Measurement accuracy is high, and the present invention uses calibrated dial for 0.001mm, 1 conduct of chamfer amount pH indicator pH of repeatable accuracy≤1 μm
Instruction, mobile measuring staff axis direction amount of movement are showing the variation between 0~5mm by chamfer amount pH indicator pH, so that it may quasi-
The really diameter change magnitude of display chamfering, thus quickly and easily testing product.The device is direct by chamfer amount pH indicator pH 1
Readings, has easy to operate, and testing result is reliable, solves that Hole chamfering size is small, and especially angular error is not easy to detect tired
It is difficult.Depth of chamfering gauge root is formed with the rule of the circular cone standard as measured workpiece inner bore chamfering angle, overcomes previous use
Chamfering template measurer be not easy measured size central defect in operation, the circular cone standard rule measurer of use can be automatic right
Center improves work efficiency, also improves the detection quality of test product, and circular cone standard rule combine chamfer amount pH indicator pH to solve
The chamfering template measurer used in the past can not determine the specific value problem of measured size, and chamfer amount pH indicator pH indicates
Inner chamfer be not only convenient for operating, and can accurately determine whether overproof measured size is, can also grasp measured ruler
Very little specific value.
Detailed description of the invention
Hereinafter reference will be made to the drawings, and a preferred embodiment of the present invention will be described in detail.It should be appreciated that preferred embodiment
Only for illustrating the present invention, rather than limiting the scope of protection of the present invention.
Fig. 1 is the cross-sectional view of the device of quickly detection inner bore chamfering depth of the invention.
Fig. 2 is the main view of Fig. 1.
Fig. 3 is present invention measurement measured workpiece partial cutaway schematic.
In figure: 1 chamfer amount pH indicator pH, 2 lock-screws, 3 main body guide tubes, 4 stop screws, 5 mobile measuring staffs, 6 contacts, 7
End face positioning tube, 8 height differences, 9 depth of chamfering gauges, 10 measured workpieces.
Specific embodiment
Referring to Fig. 3.In an example described below, a kind of device of quick detection inner bore chamfering depth, comprising: living
The chamfer amount pH indicator pH 1 and mobile measuring staff 5 of dynamic insertion main body guide tube 3, and fall into 10 end face inner bore chamfering of measured workpiece
Depth of chamfering gauge 9.Wherein, mobile 5 bottom end of measuring staff is fixedly connected with deep greater than 10 end face inner bore chamfering end face of measured workpiece and chamfering
The end face positioning tube 7 of gauge column diameter is spent, the free end of mobile measuring staff 5 passes through the main body guide tube 3 and insertion main body guide tube 3
The contact 6 of chamfer amount pH indicator pH 1 be of coupled connections;When depth of chamfering gauge 9 and 10 inner bore chamfering of measured workpiece contact, institute
It states end face positioning tube 7 to be inserted in from the depth of chamfering gauge 9, is contacted always with 10 end face of measured workpiece, be formed with standard chamfering
The height difference 8 that depth of chamfering gauge 9 and 10 end face of measured workpiece generate touches chamfering magnitude by the mobile displacement of measuring staff 5 and refers to
The contact 6 for showing device 1 shows that this indicates the height difference 8 of measurement inner bore chamfering depth, to obtain 10 inner hole of measured workpiece
The measured value of depth of chamfering.
Standard chamfering on 9 circumference of depth of chamfering gauge is identical as the mark chamfer angle in measured workpiece hole, actual use
When, by outer circle insertion 10 inner hole of measured workpiece of 9 front end of depth of chamfering gauge, 9 setting circle cone of depth of chamfering gauge is put into
At orifice chamfer, end face positioning tube 7 is inserted in depth of chamfering gauge 9, moves up and down mobile measuring staff 5, makes under 7 cylinder of end face positioning tube
End face is overlapped accurate positionin with 10 aperture end face of measured workpiece, contacts always with measured workpiece end face, 9 end face of depth of chamfering gauge
Height difference 8 will be generated with measured workpiece end face, this height difference 8 is read by chamfer amount pH indicator pH 1, can surveyed
Measure the inner bore chamfering depth of 0~5mm.Chamfer amount pH indicator pH Tai Kesheng Science and Technology Ltd. can using Beijing be to provide
Chamfering measuring instrument.
Chamfer amount pH indicator pH can also be formed using cylindrical body depthometer combination dial gauge, dial gauge contact vertical body
In guide tube 3, dial gauge contact lower end surface is overlapped with cylindrical body depthometer end and is connected.It can accurately measure to obtain in use
Hole chamfering depth value, and will not because of aperture variation and influence its measurement accuracy;Have that structure is simple, uses simultaneously
The features such as easy to operate, low manufacture cost.
Described above is only to realize that the present invention quickly detects the preferred embodiment of the device of inner bore chamfering depth, should be managed
The solution present invention is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various
Other combinations, modification and environment, and can in contemplated scope described herein, by the technology of above-mentioned introduction or related fields or
Knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be
In the protection scope of appended claims of the present invention.
Claims (5)
1. a kind of device of quickly detection inner bore chamfering depth, comprising: the chamfer amount pH indicator pH of activity insertion main body guide tube (3)
(1) and it is mobile measuring staff (5), and the depth of chamfering gauge (9) of measured workpiece (10) end face inner bore chamfering is fallen into, feature exists
In: mobile measuring staff (5) bottom end is fixedly connected with straight greater than measured workpiece (10) end face inner bore chamfering end face and depth of chamfering gauge cylinder
Falling for main body guide tube (3) by the main body guide tube (3) and is inserted into the free end of the end face positioning tube (7) of diameter, mobile measuring staff (5)
The contact (6) of angular amount pH indicator pH (1) is of coupled connections;When depth of chamfering gauge (9) is contacted with measured workpiece (10) inner bore chamfering
When, the end face positioning tube (7) is inserted in from the depth of chamfering gauge (9), is contacted, is formed with measured workpiece (10) end face always
The height difference (8) that the depth of chamfering gauge (9) of standard chamfering and measured workpiece (10) end face generate, passes through mobile measuring staff (5)
Displacement touches the contact (6) of chamfer amount pH indicator pH (1), shows that this indicates the height difference of measurement inner bore chamfering depth
(8), to obtain the measured value of measured workpiece (10) inner bore chamfering depth.
2. the device of quickly detection inner bore chamfering depth as described in claim 1, it is characterised in that: depth of chamfering gauge (9)
Standard chamfering on circumference is identical as the mark chamfer angle in measured workpiece hole.
3. the device of quickly detection inner bore chamfering depth as described in claim 1, it is characterised in that: in use, by chamfering depth
It spends in outer circle insertion measured workpiece (10) inner hole of gauge (9) front end, depth of chamfering gauge (9) setting circle cone is put into aperture and falls
At angle, end face positioning tube (7) is inserted in depth of chamfering gauge (9), moves up and down mobile measuring staff (5), makes end face positioning tube (7) cylinder
Lower end surface is overlapped accurate positionin with measured workpiece (10) aperture end face, contacts always with measured workpiece end face, depth of chamfering gauge
(9) end face and measured workpiece end face will generate height difference (8), this height difference (8) passes through chamfer amount pH indicator pH (1)
Read the inner bore chamfering depth of 0~5mm of measurement.
4. the device of quickly detection inner bore chamfering depth as described in claim 1, it is characterised in that: chamfer amount pH indicator pH
It (9) is chamfering measuring instrument.
5. the device of quickly detection inner bore chamfering depth as described in claim 1, it is characterised in that: chamfer amount pH indicator pH
(9) it is formed using cylindrical body depthometer combination dial gauge, in dial gauge contact vertical body guide tube (3), dial gauge contact lower end
Face is overlapped with cylindrical body depthometer end and is connected.
Priority Applications (1)
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CN201811469007.2A CN109341494A (en) | 2018-12-04 | 2018-12-04 | The quickly device of detection inner bore chamfering depth |
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CN201811469007.2A CN109341494A (en) | 2018-12-04 | 2018-12-04 | The quickly device of detection inner bore chamfering depth |
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CN201811469007.2A Pending CN109341494A (en) | 2018-12-04 | 2018-12-04 | The quickly device of detection inner bore chamfering depth |
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Cited By (4)
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CN112648961A (en) * | 2020-12-30 | 2021-04-13 | 深圳市裕展精密科技有限公司 | Hole depth detection device, zeroing method of hole depth detection device and detection method |
CN112945157A (en) * | 2019-12-11 | 2021-06-11 | 中国航发商用航空发动机有限责任公司 | Measuring device and measuring method for parts in deep hole |
CN113465560A (en) * | 2021-05-24 | 2021-10-01 | 湖北文理学院 | Adiabatic sleeve height measurement system |
CN114526662A (en) * | 2021-12-30 | 2022-05-24 | 广东普拉迪科技股份有限公司 | Detection apparatus for axle core hole step |
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CN112945157A (en) * | 2019-12-11 | 2021-06-11 | 中国航发商用航空发动机有限责任公司 | Measuring device and measuring method for parts in deep hole |
CN112945157B (en) * | 2019-12-11 | 2023-02-24 | 中国航发商用航空发动机有限责任公司 | Measuring device and measuring method for parts in deep hole |
CN112648961A (en) * | 2020-12-30 | 2021-04-13 | 深圳市裕展精密科技有限公司 | Hole depth detection device, zeroing method of hole depth detection device and detection method |
CN112648961B (en) * | 2020-12-30 | 2023-02-17 | 富联裕展科技(深圳)有限公司 | Hole depth detection device, zeroing method of hole depth detection device and detection method |
CN113465560A (en) * | 2021-05-24 | 2021-10-01 | 湖北文理学院 | Adiabatic sleeve height measurement system |
CN113465560B (en) * | 2021-05-24 | 2023-01-10 | 湖北文理学院 | Adiabatic sleeve height measurement system |
CN114526662A (en) * | 2021-12-30 | 2022-05-24 | 广东普拉迪科技股份有限公司 | Detection apparatus for axle core hole step |
CN114526662B (en) * | 2021-12-30 | 2024-03-15 | 广东普拉迪科技股份有限公司 | Detection device for shaft core inner hole step |
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