CN207147387U - Ring internal-and external diameter concentricity measuring instrument - Google Patents
Ring internal-and external diameter concentricity measuring instrument Download PDFInfo
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- CN207147387U CN207147387U CN201721227425.1U CN201721227425U CN207147387U CN 207147387 U CN207147387 U CN 207147387U CN 201721227425 U CN201721227425 U CN 201721227425U CN 207147387 U CN207147387 U CN 207147387U
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- crossbeam
- external diameter
- rotating shaft
- sliding groove
- measuring instrument
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Abstract
The utility model provides a kind of ring internal-and external diameter concentricity measuring instrument, including crossbeam, rotating shaft, handle, table bracket and micrometric depth gauge.Crossbeam, one end are being provided with a sliding groove along its crossbeam longitudinally, and multiple positions above the crossbeam of sliding groove position correspondence are provided with bolt hole；Rotating shaft, position in the horizontal direction are positioned by hexagon socket head cap screw and bolt hole, and crossbeam is rotatable around rotating shaft by fulcrum of the connecting portion of hexagon socket head cap screw and sliding groove；Table bracket, is arranged on the lower position of the other end of the crossbeam, and the bottom of table bracket is provided with a micrometric depth gauge being fixed to by lock-screw on table bracket.The utility model judges internal-and external diameter concentricity by detecting the Wall-Thickness Difference of annular workpieces diverse location, and device is compact, and efficiency high is easy to operate.
Description
Technical field
The present invention relates to measurement measurer field, in particular to a kind of ring internal-and external diameter concentricity measuring instrument.
Background technology
At present, high-precision ring is very tight to concentricity requirement, and urgent need wants effective measurement means.Existing measurement means
Mainly have：One kind is that upper lathe is measured, but often erecting yard is without such a with side centering with dial gauge from opposite side again
Large scale equipment.Another kind is that the equipment such as upper three coordinates or laser measurement is detected.But or above two scheme is bothersome takes people
Work, easily collide with workpiece；Testing cost is too high, efficiency is low.
The content of the invention
Present invention aims at a kind of ring internal-and external diameter concentricity measuring instrument is provided, by detecting annular workpieces diverse location
Wall-Thickness Difference judge internal-and external diameter concentricity, device is compact, efficiency high, easy to operate.
To reach above-mentioned purpose, the present invention proposes a kind of ring internal-and external diameter concentricity measuring instrument, including crossbeam, rotating shaft, hand
Handle, table bracket and micrometric depth gauge, wherein：
Crossbeam, as main part, its one end is being provided with a sliding groove, the sliding groove position along its crossbeam longitudinally
Multiple positions corresponding to putting above crossbeam are provided with bolt hole；
Rotating shaft, in the sliding groove for the lower section for being vertically attached to the crossbeam, the upper surface of the rotating shaft starts to extend downwardly
Direction is provided with internal thread, and the upper surface of rotating shaft is slideably mounted to the lower section of the sliding groove and can be multiple corresponding
The position of bolt hole is installed to the lower section of crossbeam by hexagon socket head cap screw through bolt hole, sliding groove so that the rotating shaft exists
The position of horizontal direction is positioned by the hexagon socket head cap screw and bolt hole, and the crossbeam is with hexagon socket head cap screw and sliding groove
Connecting portion is that fulcrum is rotatable around the rotating shaft, and the length of sliding groove is less than the 1/2 of crossbeam length D；
Handle, the top position of the other end of the crossbeam is arranged on, for user's hand-held, the handle is located at crossbeam
The other end in direction and apart from end face 5-10cm, and its length d and crossbeam length D relation meets D/2 >=d >=D/3
Table bracket, is arranged on the lower position of the other end of the crossbeam, and the bottom of the table bracket is provided with one and passed through
Lock-screw is fixed to the micrometric depth gauge on table bracket.
In further embodiment, the table bracket is configured to move up and down on the basis of crossbeam.
In further embodiment, the table bracket includes the bracket of a rectangular configuration, and bracket is provided with from top to bottom
Multiple through holes, table bracket is fixed to the other end of crossbeam by fixing bolt through different through holes.
In further embodiment, the handle is in inverted U, is installed on crossbeam, and the surface of handle be provided with it is convex
Rise or burr.
In further embodiment, the handle outer wraps up rubber sheet gasket.
In further embodiment, the width of the sliding groove is slightly larger than the diameter of bolt.
In further embodiment, the micrometric depth gauge is the micrometric depth gauge with digital display device.
In further embodiment, the crossbeam, table bracket and rotating shaft are steel construction piece.
By above the technical solution of the utility model, judged based on the Wall-Thickness Difference of detection annular workpieces diverse location inside and outside
Footpath concentricity, in structure design, it is able to by pivot design main part and its bracket, micrometer in the different positions of ring
Put a little to detect Wall-Thickness Difference, and take into full account the detection of different-thickness ring and the ring of different height, design in thickness
Direction and the removable testing agency of short transverse, device is exquisite, and efficiency high is easy to operate, and suitability is high.
It should be appreciated that as long as all combinations of aforementioned concepts and the extra design described in greater detail below are at this
Sample design it is not conflicting in the case of can be viewed as the disclosure subject matter a part.In addition, required guarantor
All combinations of the theme of shield are considered as a part for the subject matter of the disclosure.
Can be more fully appreciated from the following description with reference to accompanying drawing present invention teach that foregoing and other aspect, reality
Apply example and feature.The feature and/or beneficial effect of other additional aspects such as illustrative embodiments of the present invention will be below
Description in it is obvious, or by according to present invention teach that embodiment practice in learn.
Brief description of the drawings
Accompanying drawing is not intended to drawn to scale.In the accompanying drawings, each identical or approximately uniform group shown in each figure
It can be indicated by the same numeral into part.For clarity, in each figure, not each part is labeled.
Now, by example and the embodiment of various aspects of the invention will be described in reference to the drawings, wherein：
Fig. 1 is the structural representation of ring internal-and external diameter concentricity measuring instrument of the present utility model.
Fig. 2 is the schematic diagram that ring internal-and external diameter concentricity measuring instrument of the present utility model carries out ring actual measurement.
Embodiment
In order to know more about the technology contents of the present invention, especially exemplified by specific embodiment and institute's accompanying drawings are coordinated to be described as follows.
Each side with reference to the accompanying drawings to describe the present invention in the disclosure, shown in the drawings of the embodiment of many explanations.
It is not intended to cover all aspects of the invention for embodiment of the disclosure.It should be appreciated that a variety of designs presented hereinbefore and reality
Apply example, and those designs described in more detail below and embodiment can in many ways in any one come it is real
Apply, because design disclosed in this invention and embodiment are not limited to any embodiment.In addition, disclosed by the invention one
A little aspects can be used alone, or otherwise any appropriately combined be used with disclosed by the invention.
With reference to shown in Fig. 1, Fig. 2, a kind of ring internal-and external diameter concentricity measuring instrument, including crossbeam 1, rotating shaft 2, handle 3, table support
Frame 4 and micrometric depth gauge 5.It is preferred that crossbeam, table bracket and rotating shaft are steel construction piece.
Crossbeam 1, as main part, its one end is being provided with a sliding groove 11, the slip along its crossbeam longitudinally
Multiple positions corresponding to groove location above crossbeam are provided with bolt hole 12.In example as shown in Figure 1, 2, as signal, only
Only depict the signal of one of position.
Rotating shaft 2, in the sliding groove 11 for the lower section for being vertically attached to crossbeam 1, the upper surface of rotating shaft 2 starts to extend downwardly direction
It is provided with internal thread 21, the upper surface of rotating shaft 2 is slideably mounted to the lower section of sliding groove and can be in multiple corresponding bolts
The position in hole is installed to the lower section of crossbeam by hexagon socket head cap screw 6 through bolt hole 12, sliding groove 11 so that rotating shaft 2 is in water
Square to position positioned by hexagon socket head cap screw 6 and bolt hole 12, and crossbeam 1 is with the company of hexagon socket head cap screw 6 and sliding groove 11
Socket part is that fulcrum is rotatable around rotating shaft 2.The length of sliding groove is less than the 1/2 of crossbeam length D.
Handle 3, is arranged on, the top position of the other end of crossbeam 1, for user's hand-held.As illustrated, handle is in
It is U-shaped, it is installed on crossbeam 1.Preferably due to the factor of measuring environment, it is desirable to measurement quick and precisely, does not allow to slide, I
Handle outer wrap up rubber sheet gasket.
Because the quality of whole ring is larger, need to keep ring motionless in detection, and measuring instrument needs are smooth, firm
Ground moves, therefore the design to handle needs to have certain operation and locality condition, and handle is located at the other end in crossbeam direction
And apart from end face 5-10cm, and its length d and crossbeam length D relation meets D/2 >=d >=D/3.
In further embodiments, the surface of handle 3 is provided with raised or burr.
Table bracket 4, is arranged on the lower position of the other end of crossbeam 1, and the bottom of table bracket is provided with one and passes through locking screw
Nail 41 is fixed to the micrometric depth gauge 5 on table bracket.It is severe due to processing environment, for the ease of measuring reading, depth
Micrometer 5 is preferably the micrometric depth gauge with digital display device.
In an alternate embodiment of the invention, table bracket 4 is configured to move up and down on the basis of crossbeam.Example in Fig. 1, Fig. 2
It illustrate only to property the fixation of a position.
In certain embodiments, for example, table bracket 4 includes the bracket of a rectangular configuration, bracket is provided with from top to bottom
Multiple through holes, table bracket is fixed to the other end of crossbeam by fixing bolt through different through holes.By being moved to difference
Through hole position fixation so that table bracket moves up and down in the other end of crossbeam.
In order to realize and optimize the rotation of crossbeam, the width of sliding groove is slightly larger than the diameter of bolt.
In this way, by the measuring instrument of above technical scheme, in operation, according to the reality of ring 10 (such as Fig. 2) to be detected
Wall thickness and height, hexagon socket head cap screw and fastening bolt corresponding to regulation so that micrometer and rotating shaft are located on suitable position, so
Afterwards using rotating shaft in, multiple points in ring are measured, internal-and external diameter concentricity is judged based on the Wall-Thickness Difference of difference position.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.Skill belonging to the present invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (8)
1. a kind of ring internal-and external diameter concentricity measuring instrument, it is characterised in that including crossbeam, rotating shaft, handle, table bracket and depth
Micrometer, wherein：
Crossbeam, as main part, its one end is being provided with a sliding groove, the slip groove location pair along its crossbeam longitudinally
Multiple positions above the crossbeam answered are provided with bolt hole；
Rotating shaft, in the sliding groove for the lower section for being vertically attached to the crossbeam, the upper surface of the rotating shaft starts to extend downwardly direction
It is provided with internal thread, the upper surface of rotating shaft is slideably mounted to the lower section of the sliding groove and can be in multiple corresponding bolts
The position in hole is installed to the lower section of crossbeam by hexagon socket head cap screw through bolt hole, sliding groove so that the rotating shaft is in level
The position in direction is positioned by the hexagon socket head cap screw and bolt hole, and the crossbeam is with the connection of hexagon socket head cap screw and sliding groove
Portion is that fulcrum is rotatable around the rotating shaft, and the length of sliding groove is less than the 1/2 of crossbeam length D；
Handle, the top position of the other end of the crossbeam is arranged on, for user's hand-held, the handle is located at crossbeam direction
The other end and apart from end face 5-10cm, and its length d and crossbeam length D relation meet D/2 >=d >=D/3；
Table bracket, is arranged on the lower position of the other end of the crossbeam, and the bottom of the table bracket is provided with one and passes through locking
Screw is fixed to the micrometric depth gauge on table bracket.
2. ring internal-and external diameter concentricity measuring instrument according to claim 1, it is characterised in that the table bracket is configured to
Moved up and down on the basis of crossbeam.
3. ring internal-and external diameter concentricity measuring instrument according to claim 2, it is characterised in that the table bracket includes a length
The bracket of square configuration, bracket are provided with multiple through holes from top to bottom, and different through holes is passed through by table bracket by fixing bolt
The other end fixed to crossbeam.
4. ring internal-and external diameter concentricity measuring instrument according to claim 1, it is characterised in that the handle is in inverted U, peace
It is attached on crossbeam, and the surface of handle is provided with raised or burr.
5. ring internal-and external diameter concentricity measuring instrument according to claim 4, it is characterised in that the handle outer wraps up rubber
Glue gasket.
6. ring internal-and external diameter concentricity measuring instrument according to claim 1, it is characterised in that the width of the sliding groove omits
More than the diameter 1mm of bolt.
7. ring internal-and external diameter concentricity measuring instrument according to claim 1, it is characterised in that the micrometric depth gauge is tool
There is the micrometric depth gauge of digital display device.
8. ring internal-and external diameter concentricity measuring instrument according to claim 1, it is characterised in that the crossbeam, table bracket with
And rotating shaft is steel construction piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227425.1U CN207147387U (en) | 2017-09-22 | 2017-09-22 | Ring internal-and external diameter concentricity measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227425.1U CN207147387U (en) | 2017-09-22 | 2017-09-22 | Ring internal-and external diameter concentricity measuring instrument |
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| Publication Number | Publication Date |
|---|---|
| CN207147387U true CN207147387U (en) | 2018-03-27 |
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ID=61668555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227425.1U Active CN207147387U (en) | 2017-09-22 | 2017-09-22 | Ring internal-and external diameter concentricity measuring instrument |
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| CN (1) | CN207147387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180802A (en) * | 2017-12-29 | 2018-06-19 | 李玉明 | Internal-and external diameter digimatic micrometer |
-
2017
- 2017-09-22 CN CN201721227425.1U patent/CN207147387U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180802A (en) * | 2017-12-29 | 2018-06-19 | 李玉明 | Internal-and external diameter digimatic micrometer |
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