CN207923020U - Shaft workpiece center hole cubing - Google Patents
Shaft workpiece center hole cubing Download PDFInfo
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- CN207923020U CN207923020U CN201820465072.7U CN201820465072U CN207923020U CN 207923020 U CN207923020 U CN 207923020U CN 201820465072 U CN201820465072 U CN 201820465072U CN 207923020 U CN207923020 U CN 207923020U
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- detection axis
- clamp body
- center hole
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- shaft workpiece
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- 238000001514 detection method Methods 0.000 claims abstract description 62
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 238000005452 bending Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 2
- 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 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
- Clamps And Clips (AREA)
Abstract
The utility model provides a kind of shaft workpiece center hole cubing, belongs to field of mechanical technique.It solves the problems, such as that the accuracy of detection of existing shaft workpiece center hole cubing is not high.This shaft workpiece center hole cubing, clamp body including tubular, the detection axis that can back and forth move axially is equipped in clamp body, the measuring rod that dial gauge and dial gauge have connecting cylinder and be arranged in connecting cylinder is additionally provided on clamp body, measuring rod is coaxially disposed with detection axis, and the outer end of the measuring rod of dial gauge is resisted against in detection axis, it is equipped with spring between the inner end of detection axis and the clamp body and spring pushes detection axis to be resisted against on dial gauge, steel ball is located in the lower end of detection axis, and the lower face of detection axis is protruded from the downside of steel ball.This shaft workpiece center hole cubing has the advantages that accuracy of detection is higher and detection efficiency is higher.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of centre bore cubing, especially a kind of shaft-like workpiece center
Hole cubing.
Background technology
During Machining of Shaft-type Parts, centre bore is the positioning datum and calibration reference of working shaft-like part, if in
Heart hole is deep mixed, has a great impact to the final processing quality of axial workpiece.Currently, trip is usually used in the detection of centre bore
Mark the diameter that slide calliper rule detect 60 ° of conical surfaces, since measurement error is larger, cannot control centre hole well size, or by diameter
Size conversion is centrally disposed using steel ball on hole at depth dimensions, with the height of height gauge detection steel ball emersion end face, but because
Axis class length dimension and placement reason, before so that centre bore is detected, every product height of palpus must be proofreaded, and detection is very numb
It is tired.
A kind of centre bore cubing (application number as disclosed in Chinese patent literature：201220728420.8), including pedestal, set
Letter, test bar, spring and calibrated bolck, set letter are connected through a screw thread with pedestal, and set letter is provided centrally with coaxial through-hole with pedestal；
The upper end of sleeve is installed with amesdial, is equipped with test bar in base central through-hole, the top of test bar and amesdial
Detector is in contact, and the lower end of test bar stretches out its shape of pedestal for cone and matches with crank center hole, spring suit
In the middle part of test bar；The bottom surface of pedestal is with central through hole axis perpendicular and is detection reference plane；The measurement datum of calibrated bolck
It is provided centrally with taper hole, the depth and taper of taper hole are identical as crank center hole projected depth and taper, but the centre bore is examined
It is not high to have accuracy of detection.
Invention content
The purpose of this utility model is the presence of the above problem in view of the prior art, it is proposed that a kind of accuracy of detection it is higher and
The higher shaft workpiece center hole cubing of detection efficiency.
The purpose of this utility model can be realized by following technical proposal：Shaft workpiece center hole cubing, including tubular
Clamp body, the detection axis that can back and forth move axially is equipped in the clamp body, percentage is additionally provided on the clamp body
The measuring rod that table and the dial gauge have connecting cylinder and be arranged in connecting cylinder, the measuring rod and the detection
Axis is coaxially disposed, and the outer end of the measuring rod of the dial gauge is resisted against in the detection axis, which is characterized in that described
Detection axis between the inner end of detection axis and the clamp body equipped with spring and described in the spring promotion is resisted against described
Dial gauge on, the lower end of the detection axis is located steel ball and protrudes from the detection axis on the downside of the steel ball
Lower face.
This cubing includes the calibrated bolck to match with axis pores workpiece center hole.When detecting, calibrated bolck is placed on flat
On face, the lower end of clamp body is resisted against on the upper surface of calibrated bolck, steel ball contacts the plane, adjusts the scale of dial gauge at this time
To the position for facilitating reading.Again by the lower end of the clamp body of this cubing in the end face of workpiece, and steel ball is made to enter in workpiece
In heart hole and be resisted against the bottom surface of centre bore, reading be embodied on dial gauge at this time, deviated on dial gauge how much and standard sample
Block is compared, as depth of center hole size, this shaft workpiece center hole cubing has detection accurately and detection efficiency is higher
The advantages of.
In above-mentioned shaft workpiece center hole cubing, the lower inner side wall of the clamp body is equipped with convex shoulder one, institute
The lateral wall of the lower end for the detection axis stated is equipped with convex shoulder two and the convex shoulder two can be resisted against on the convex shoulder one.Convex shoulder
Two can be resisted against on convex shoulder one, and detection axis is avoided to fall off from clamp body, have the advantages that using more convenient.
In above-mentioned shaft workpiece center hole cubing, the upper end of the clamp body is fixed with lock sleeve, the lock
It is fixed to be connected with the clamp body screw thread, resilient bushing, the company of the dial gauge are fixed in the middle part of the lock sleeve
Connect cylinder is across the lock sleeve is with the resilient bushing and the resilient bushing is connected with the connecting cylinder.
In above-mentioned shaft workpiece center hole cubing, the side thread of the lock sleeve is connected with lock-screw and institute
The inner end for the lock-screw stated is resisted against on the lateral wall of the resilient bushing.Resilient bushing is connected in by lock-screw
On lock sleeve, there is preferable connection effect to resilient bushing.
In above-mentioned shaft workpiece center hole cubing, gasket is located in the clamp body, the dial gauge
Connecting cylinder passes through the gasket, the clamp body to be equipped with convex shoulder three, and one end of the gasket is resisted against on convex shoulder three,
The other end of the gasket is resisted against on the lock sleeve, and one end of the spring is resisted against on the gasket.Pad
Piece is connected on clamp body, and one end of spring is resisted against on gasket, avoids falling off for spring, there is preferable limit to imitate spring
Fruit.
In above-mentioned shaft workpiece center hole cubing, the middle part of the upper end of the detection axis has the convex of protrusion
The other end of platform, the spring is set on the positioning convex platform.Using above-mentioned setting, make the other end and the detection of spring
The upper end of axis has preferable connection, and has preferable connection effect to spring.
In above-mentioned shaft workpiece center hole cubing, the lower end of the detection axis has positioning groove, the steel
Ball is in positioning groove, and the steel ball is located in the positioning by lateral bending folding inside at the lower end edge of the detection axis
In groove.Using above-mentioned setting, has the advantages that preferable locating effect to steel ball and structure is relatively simple.
It is described in above-mentioned shaft workpiece center hole cubing
Compared with prior art, this shaft workpiece center hole cubing has the following advantages：
1, when detecting, then by the lower end of clamp body in the end face of workpiece, and steel ball is made to enter in the centre bore of workpiece
And it is resisted against the bottom surface of centre bore, reading is embodied on dial gauge at this time, deviates and how much is carried out with standard sample on dial gauge
Compare, as depth of center hole size, this shaft workpiece center hole cubing has the advantages that simple in structure, measurement is accurate；
2, convex shoulder two can be resisted against on convex shoulder one, and detection axis is avoided to fall off from clamp body, be had using more convenient
The advantages of；
3, resilient bushing is connected on lock sleeve by lock-screw, there is preferable connection effect to resilient bushing；
4, in the lower end edge of the detection axis positioning groove that steel ball is located in by lateral bending folding inside, have to steel ball preferable
Locating effect and the relatively simple advantage of structure.
Description of the drawings
Fig. 1 is the schematic diagram of this shaft workpiece center hole cubing calibrated bolck zeroing.
Fig. 2 is the detection workpiece schematic diagram of this shaft workpiece center hole cubing.
In figure, 1, clamp body；1a, convex shoulder one；2, detection axis；2a, convex shoulder two；2b, positioning convex platform；2c, positioning groove；3、
Dial gauge；3a, connecting cylinder；3b, measuring rod；4, spring；4a, steel ball；5, lock sleeve；6, resilient bushing；7, lock-screw；8, convex
Shoulder three；9, gasket；10, calibrated bolck；11, workpiece.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As illustrated in fig. 1 and 2, shaft workpiece center hole cubing includes the clamp body 1 of tubular, and being equipped in clamp body 1 can be past
The detection axis 2 moved axially again, dial gauge 3 is additionally provided on clamp body 1, and there is dial gauge 3 connecting cylinder 3a and setting to connect
Measuring rod 3b in cylinder 3a, measuring rod 3b is coaxially disposed with detection axis 2, and the outer end of the measuring rod 3b of dial gauge 3 is resisted against institute
In the detection axis 2 stated, spring 4 is equipped between the inner end and clamp body 1 of detection axis 2, spring 4 pushes detection axis 2 to be resisted against measurement
On bar 3b, steel ball 4a is located in the lower end of detection axis 2, and the lower end of detection axis 2 has positioning groove 2c, steel ball 4a recessed embedded in positioning
In slot 2c, the lower face of detection axis 2 is protruded from the downside of steel ball 4a, lateral bending is rolled over steel ball 4a inside at the lower end edge of detection axis 2
It is located in positioning groove 2c, has the advantages that preferable locating effect to steel ball 4a and structure is relatively simple.
The lower inner side wall of clamp body 1 is equipped with one 1a of convex shoulder, and the lateral wall of the lower end of detection axis 2 is equipped with two 2a of convex shoulder,
Two 2a of convex shoulder can be resisted against on one 1a of convex shoulder.
The upper end of clamp body 1 is fixed with lock sleeve 5, and lock sleeve 5 is connected with 1 screw thread of clamp body, and the middle part of lock sleeve 5 is connected
The connecting cylinder 3a of flexible bushing 6, dial gauge 3 is connected with resilient bushing 6 and resilient bushing 6 with connecting cylinder 3a across lock sleeve 5.
The side thread of lock sleeve 5 is connected with lock-screw 7 and the inner end of lock-screw 7 is resisted against on the lateral wall of resilient bushing 6.
Gasket 9 is located in clamp body 1, the connecting cylinder 3a of the dial gauge 3 passes through the gasket 9, the folder
Specific 1 is equipped with convex shoulder 38, and one end of the gasket 9 is resisted against on convex shoulder 38, and the other end of the gasket 9 is resisted against
On the lock sleeve 5, one end of the spring 4 is resisted against on gasket 9.The middle part of the upper end of detection axis 2 has protrusion
The other end of positioning convex platform 2b, spring 4 are set on positioning convex platform 2b, and the other end of spring 4 and the upper end of detection axis 2 is made to have
Preferable connection, and there is preferable connection effect to spring 4.
This cubing includes the calibrated bolck 10 to match with 11 centre bore of axis class hole workpiece.When detecting, calibrated bolck 10 is put
It sets in the plane, the lower end of clamp body 1 is resisted against on the upper surface of calibrated bolck 10, steel ball 4a contacts the plane, adjusts at this time
The scale of dial gauge 3 is to the position for facilitating reading.Again by the lower end of the clamp body of this cubing 1 in the end face of workpiece 11, and make steel
Ball 4a enters in the centre bore of workpiece 11 and is resisted against the bottom surface of centre bore, reading is embodied on dial gauge 3 at this time, percentage
It deviates and how much is compared with standard sample on table 3, as depth of center hole size, this shaft workpiece center hole cubing has inspection
Survey accurate and high detection efficiency advantage.Two 2a of convex shoulder can be resisted against on one 1a of convex shoulder, avoid detection axis 2 from clamp body 1
It falls off, has the advantages that using more convenient.Resilient bushing 6 is connected on lock sleeve 5 by lock-screw 7, elasticity is served as a contrast
Set 6 has preferable connection effect.Gasket 9 is connected on clamp body 1, and one end of spring 4 is resisted against on gasket 9, avoids spring 4
Fall off, to spring 4 have preferable limit effect.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although clamp body 1, one 1a of convex shoulder, detection axis 2, two 2a of convex shoulder, positioning convex platform 2b, positioning is used more herein
It is groove 2c, dial gauge 3, connecting cylinder 3a, measuring rod 3b, spring 4, steel ball 4a, lock sleeve 5, resilient bushing 6, lock-screw 7, convex
The terms such as shoulder 38, gasket 9, calibrated bolck 10, workpiece 11, but it does not preclude the possibility of using other terms.Use these terms
Just for the sake of more easily describing and explaining the essence of the utility model；It is construed as any one of the additional limitations all
It is contrary to the spirit of the present invention.
Claims (7)
1. shaft workpiece center hole cubing includes the clamp body (1) of tubular, being equipped in the clamp body (1) being capable of reciprocal axis
To mobile detection axis (2), it is additionally provided with dial gauge (3) on the clamp body (1) and the dial gauge (3) has connecting cylinder
(3a) and the measuring rod (3b) being arranged in connecting cylinder (3a), the measuring rod (3b) and the detection axis (2) are coaxial
Setting, and the outer end of the measuring rod (3b) of the dial gauge (3) is resisted against in the detection axis (2), which is characterized in that institute
Between the inner end and the clamp body (1) of the detection axis (2) stated equipped with spring (4) and described in spring (4) promotion
Detection axis (2) is resisted against on the measuring rod (3b), and steel ball (4a) and described is located in the lower end of the detection axis (2)
The lower face of the detection axis (2) is protruded from the downside of steel ball (4a).
2. shaft workpiece center hole cubing according to claim 1, which is characterized in that the lower end of the clamp body (1)
Madial wall is equipped with convex shoulder one (1a), and the lateral wall of the lower end of the detection axis (2) is equipped with convex shoulder two (2a) and described convex
Shoulder two (2a) can be resisted against on the convex shoulder one (1a).
3. shaft workpiece center hole cubing according to claim 1, which is characterized in that the upper end of the clamp body (1)
It is fixed with lock sleeve (5), the lock sleeve (5) is connected with described clamp body (1) screw thread, in the lock sleeve (5)
Portion is fixed with resilient bushing (6), and the connecting cylinder (3a) of the dial gauge (3) passes through the lock sleeve (5) and the bullet
Property bushing (6) and the resilient bushing (6) is connected with the connecting cylinder (3a).
4. shaft workpiece center hole cubing according to claim 3, which is characterized in that the side of the lock sleeve (5)
It is threaded with lock-screw (7) and the inner end of the lock-screw (7) is resisted against the lateral wall of the resilient bushing (6)
On.
5. shaft workpiece center hole cubing according to claim 3 or 4, which is characterized in that the clamp body (1) is default
Position has gasket (9), the connecting cylinder (3a) of the dial gauge (3) that the gasket (9), the clamp body is passed through to be set on (1)
There are convex shoulder three (8), one end of the gasket (9) to be resisted against on convex shoulder three (8), the other end of the gasket (9) is resisted against
On the lock sleeve (5), one end of the spring (4) is resisted against on the gasket (9).
6. shaft workpiece center hole cubing according to claim 1 or 2 or 3 or 4, which is characterized in that the detection axis
(2) there is the positioning convex platform (2b) of protrusion, the other end of the spring (4) to be set in the convex at the middle part of upper end
On platform (2b).
7. shaft workpiece center hole cubing according to claim 1 or 2 or 3 or 4, which is characterized in that the detection axis
(2) lower end has positioning groove (2c), and the steel ball (4a) is interior embedded in positioning groove (2c), the detection axis (2)
The steel ball (4a) is located in the positioning groove (2c) by lateral bending folding inside at lower end edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820465072.7U CN207923020U (en) | 2018-03-30 | 2018-03-30 | Shaft workpiece center hole cubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820465072.7U CN207923020U (en) | 2018-03-30 | 2018-03-30 | Shaft workpiece center hole cubing |
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| Publication Number | Publication Date |
|---|---|
| CN207923020U true CN207923020U (en) | 2018-09-28 |
Family
ID=63595557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820465072.7U Active CN207923020U (en) | 2018-03-30 | 2018-03-30 | Shaft workpiece center hole cubing |
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| Country | Link |
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| CN (1) | CN207923020U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256559A (en) * | 2020-03-17 | 2020-06-09 | 无锡鹰贝精密轴承有限公司 | HPC examines utensil |
| CN113532241A (en) * | 2021-08-12 | 2021-10-22 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
| CN114894072A (en) * | 2022-04-27 | 2022-08-12 | 宁波融顺精密机械制造有限公司 | Packer depth gauge and irregular inner cavity detection method of part |
-
2018
- 2018-03-30 CN CN201820465072.7U patent/CN207923020U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256559A (en) * | 2020-03-17 | 2020-06-09 | 无锡鹰贝精密轴承有限公司 | HPC examines utensil |
| CN113532241A (en) * | 2021-08-12 | 2021-10-22 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
| CN113532241B (en) * | 2021-08-12 | 2023-10-03 | 北京首钢冷轧薄板有限公司 | Measuring tool and measuring method |
| CN114894072A (en) * | 2022-04-27 | 2022-08-12 | 宁波融顺精密机械制造有限公司 | Packer depth gauge and irregular inner cavity detection method of part |
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