CN108195273B - Coaxiality gauge - Google Patents
Coaxiality gauge Download PDFInfo
- Publication number
- CN108195273B CN108195273B CN201810106807.1A CN201810106807A CN108195273B CN 108195273 B CN108195273 B CN 108195273B CN 201810106807 A CN201810106807 A CN 201810106807A CN 108195273 B CN108195273 B CN 108195273B
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- supporting block
- peripheral surface
- outer peripheral
- connecting rod
- coaxiality
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 41
- 238000013459 approach Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000000691 measurement method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 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
- 230000008602 contraction Effects 0.000 description 1
- 230000013011 mating 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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a coaxiality gauge which comprises a support body, a base and a dial indicator, wherein the support body comprises a support block and a plurality of matching parts, the plurality of matching parts are arranged on the outer peripheral surface of the support block and matched with the inner surface of an inner cavity of a workpiece body, and the plurality of matching parts take the central shaft of the support block as a rotational symmetry center; the support body is arranged on the base and rotates on the base by taking the central shaft of the support block as a rotating shaft; the axis of the measuring rod of the dial indicator is perpendicular to the central axis of the supporting block, and when the inner cavity of the workpiece is sleeved on the supporting block, the head of the measuring rod of the dial indicator is contacted with the outer peripheral surface of the rod part. The coaxiality detection tool is used for installing a workpiece on a support body, rotating the support body, and obtaining coaxiality between the central shaft of the inner cavity and the central shaft of the rod part through digital change on the dial indicator, is simple in measurement method, accurate in measurement result and particularly suitable for measuring coaxiality of inner ball joints or parts similar to the inner ball joints in shape.
Description
Technical Field
The invention relates to a coaxiality gauge.
Background
The common problem of some ball cage processing manufacturers at present is that the coaxiality of the inner cavity of the inner ball joint shell and the rod part deviates from the technical requirement, so that the subsequent processing or reworking cannot be performed, and particularly the long rod shell is obvious. However, the inner cavity of the shell is uniformly distributed in a three-column groove shape, so that the coaxiality of the inner spherical joint shell inner cavity and the rod part is difficult to be measured rapidly and accurately by the existing measuring means.
Disclosure of Invention
The invention aims to solve the technical problem that the coaxiality of the inner cavity of the inner ball joint shell and the rod part in the prior art is difficult to measure, and provides a coaxiality gauge.
The invention solves the technical problems by the following technical proposal:
the invention provides a coaxiality gauge, which comprises a workpiece body and a rod part, wherein the workpiece body is provided with an inner cavity recessed inwards, the rod part is fixedly connected with the workpiece body, the central axis of the inner cavity and the central axis of the rod part extend along the same direction, the coaxiality gauge comprises a support body, a base and a dial indicator, the support body comprises a support block and a plurality of matching parts, the plurality of matching parts are arranged on the outer peripheral surface of the support block, the plurality of matching parts are matched with the inner surface of the inner cavity of the workpiece body, and the plurality of matching parts take the central axis of the support block as a rotational symmetry center; the support body is arranged on the base, and rotates on the base by taking the central shaft of the support block as a rotation shaft; the axis of the measuring rod of the dial indicator is perpendicular to the central axis of the supporting block, and when the inner cavity of the workpiece is sleeved on the supporting block, the head of the measuring rod of the dial indicator is contacted with the outer peripheral surface of the rod part.
In the technical scheme, the support body is applied with a rotating force, so that the support body rotates on the base by taking the central shaft of the support block as a rotating shaft, and the coaxiality between the central shaft of the inner cavity and the central shaft of the rod part can be known through the digital change on the dial indicator, therefore, the coaxiality between the inner cavity of the inner ball joint shell and the rod part can be measured through the coaxiality gauge.
Preferably, a plurality of guide holes are formed in the outer peripheral surface of the supporting block, a plurality of matching parts are correspondingly arranged in a plurality of guide holes, the matching parts move in the guide holes, and the axis of the guide holes is perpendicular to the central axis of the supporting block.
In this technical scheme, the guiding hole plays the effect of direction at the flexible in-process of cooperation portion.
Preferably, the support body further comprises an operation part, the operation part is connected with the matching part and drives the matching part to move, and the matching part can be switched between two states of protruding out of the outer peripheral surface of the support block and retracting into the outer peripheral surface of the support block.
In the technical scheme, after the workpiece body of the workpiece is buckled on the supporting block, the matching part extends out and presses the inner peripheral surface of the inner cavity, so that the relative fixation of the workpiece and the supporting block is ensured. And during the process of installing or detaching the workpiece, the matching part is retracted into the supporting block, so that the workpiece is convenient to install or detach.
Preferably, a mounting hole extending into the support block is formed in the middle of the support body, and the mounting hole is arranged along the direction of the central shaft of the support block; the operation portion comprises a handle, a connecting rod and a reset piece, the connecting rod is coaxially arranged in the mounting hole, the connecting rod stretches into a plurality of guide rails are arranged on the outer peripheral surface of the end part in the supporting block, the matching portions are installed on the guide rails one by one, the matching portions can slide along the guide rails, an included angle is formed between the extending direction of the guide rails and the central shaft of the supporting block, the reset piece always applies an acting force to the connecting rod, the acting force direction of the reset piece is consistent with the direction of the guide rails approaching to the central shaft of the supporting block, and the handle can drive the connecting rod to move in the mounting hole along the direction opposite to the acting force of the reset piece.
In the technical scheme, under the condition that the handle is not stressed, the resetting piece always applies an acting force to the connecting rod, so that the matching part is positioned at one end of the guide rail far away from the central shaft of the connecting rod, the matching part can protrude out of the outer peripheral surface of the supporting block, and certain pressure can be applied to the inner peripheral surface of the inner cavity of the workpiece to be measured. When the matching part is required to retract, an acting force is applied to the handle, and the handle drives the connecting rod to move along the direction opposite to the acting force of the resetting piece, so that the matching part moves to a position close to the central shaft of the connecting rod on the guide rail, and the matching part can retract into the outer peripheral surface of the supporting block.
Preferably, the guide rail extends towards the top surface of the supporting block and gradually approaches the central axis of the supporting block, and the direction of the acting force of the resetting piece is directed towards the top surface of the supporting block.
In this technical scheme, when the connecting rod moves down, the cooperation portion can retract into the outer peripheral face of supporting shoe.
Preferably, the connecting rod is provided with a connecting groove on its outer circumferential surface, the connecting groove is transversely arranged relative to the central axis of the supporting block, the handle is provided with an extending end and an operating end, the extending end extends into the connecting groove, the handle is further provided with a rotating shaft, the rotating shaft is located between the extending end and the operating end, and the axis of the rotating shaft is perpendicular to the central axis of the supporting block.
In this technical scheme, when the operating end of handle rotates, the connecting rod can remove in the mounting hole.
Preferably, the reset piece comprises at least one reset spring, a first limiting surface extending along the radial direction is arranged on the inner peripheral surface of the mounting hole, a second limiting surface extending along the radial direction is arranged on the connecting rod, and two ends of the reset spring are abutted between the first limiting surface and the second limiting surface.
In this technical scheme, reset spring is as reset piece, exerts certain effort to the connecting rod all the time, guarantees the initial position of connecting rod.
Preferably, the coaxiality gauge further comprises a rotary disc, and the rotary disc is fixedly connected with the outer peripheral surface of the support body.
In this technical scheme, operating personnel can realize the rotation of carousel through rotating the carousel.
Preferably, the coaxiality gauge further comprises at least one bearing, and the bearing is installed between the support body and the base.
In this technical scheme, the effect of bearing is guaranteed the axiality of supporter and base to make things convenient for the rotation of supporter.
Preferably, the supporting body further comprises a plurality of ejector rods, the ejector rods are uniformly arranged on the top surface of the supporting block, and the end parts of the ejector rods are contacted with the end surface of the inner cavity of the workpiece.
In the technical scheme, when the workpiece body of the workpiece is buckled on the supporting block, the end part of the ejector rod can be contacted with the end surface of the inner cavity of the workpiece by arranging the ejector rod, so that the workpiece is positioned more accurately.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the invention.
The invention has the positive progress effects that:
the coaxiality gauge is characterized in that a workpiece is arranged on a support body, the head of a measuring rod of a dial indicator is contacted with the outer peripheral surface of a rod part of the workpiece, the support body is rotated, the coaxiality between the central axis of an inner cavity of the workpiece and the central axis of the rod part can be obtained through digital change of the dial indicator, the measuring method is simple, the measuring result is accurate, and the coaxiality gauge is particularly suitable for measuring the coaxiality of inner ball joints or parts similar to the inner ball joints.
Drawings
Fig. 1 is a schematic structural diagram of the coaxiality gauge of the present invention.
Fig. 2 is a schematic structural view of a workpiece detected by the coaxiality gauge of the present invention.
Fig. 3 is a schematic diagram of the coaxiality gauge shown in fig. 1 when detecting the workpiece shown in fig. 2.
Fig. 4 is a schematic cross-sectional view of the coaxiality gauge shown in fig. 1.
Fig. 5 is a partial enlarged view of the coaxiality gauge shown in fig. 4.
Fig. 6 is a partial cross-sectional view of the coaxiality gauge shown in fig. 1.
Description of the reference numerals
Coaxiality gauge 100
Support body 1
Support block 11
Guide hole 111
Top surface 112
Mating portion 12
An operation part 13
Handle 131
Extending end 1311
Operating end 1312
Rotation shaft 1313
Connecting rod 132
Second limit surface 1321
Connecting groove 1322
Guide 1323
Intermediate section 1324
Housing cavity 1325
Reset piece 133
First return spring 1331
Second return spring 1332
Mounting holes 14
First limiting surface 141
Ejector rod 15
Base 2
Dial indicator 3
Measuring rod 31
Head 32
Turntable 4
Bearing 5
Support column 6
Rocker arm 7
Workpiece 200
Workpiece body 201
Shaft 202
Lumen 203
Detailed Description
The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.
Fig. 1 shows an embodiment of a coaxiality gauge 100 according to the present invention. As shown in fig. 2, the workpiece 200 detected by the coaxiality gauge 100 includes a workpiece body 201 and a rod portion 202, the workpiece body 201 has an inner cavity 203 recessed inward, the rod portion 202 is fixedly connected with the workpiece body 201, and a central axis of the inner cavity 203 and a central axis of the rod portion 202 extend in the same direction. The work piece 200 may be an inner ball joint or may be a part shaped like an inner ball joint.
As shown in fig. 1, 4 to 6, the coaxiality gauge 100 comprises a support body 1, a base 2 and a dial indicator 3, wherein the support body 1 comprises a support block 11 and a plurality of matching parts 12, the plurality of matching parts 12 are arranged on the outer peripheral surface of the support block 11, the plurality of matching parts 12 are matched with the inner surface of an inner cavity 203 of a workpiece body 201, and the plurality of matching parts 12 take the central axis of the support block 11 as a rotational symmetry center; the support body 1 is arranged on the base 2, and the support body 1 rotates on the base 2 by taking the central shaft of the support block 11 as a rotation shaft; the axis of the measuring rod 31 of the dial indicator 3 is perpendicular to the central axis of the supporting block 11, and when the inner cavity 203 of the workpiece 200 is sleeved on the supporting block 11, the head 32 of the measuring rod 31 of the dial indicator 3 contacts with the outer peripheral surface of the rod 202.
As shown in fig. 3, during measurement, the workpiece body 201 of the workpiece 200 is fastened to the support block 11, and the plurality of engaging portions 12 are brought into contact with the inner surface of the inner cavity 203 of the workpiece body 201, thereby fixing the position of the workpiece 200. At this time, the dial indicator 3 is hung on the side surface of the support body 1, and the head 32 of the measuring rod 31 of the dial indicator 3 is in contact with the outer peripheral surface of the rod 202. The support body 1 is rotated on the base 2 by applying a rotational force to the support body 1 with the central axis of the support block 11 as a rotation axis, and the coaxiality between the central axis of the inner cavity 203 and the central axis of the rod 202 can be obtained by the numerical change on the dial indicator 3. Therefore, the coaxiality of the inner cavity of the inner ball joint shell and the rod part can be measured by the coaxiality gauge 100.
When the inner cavity 203 of the workpiece 200 is uniformly distributed with three-column grooves, the outer peripheral surface of the supporting block 11 is also substantially uniformly distributed with three-column grooves, and the plurality of matching portions 12 are uniformly distributed on the outer peripheral surface of the supporting block 11. As shown in fig. 1, the number of the engaging portions 12 is six, and the engaging portions are respectively located on three surfaces of the outer peripheral surface of the support block 11, so that when the workpiece body 201 of the workpiece 200 is fastened to the support block 11, the central axis of the cavity 203 coincides with the central axis of the support block 11.
As shown in fig. 4, the support body 1 further includes an operation portion 13, the operation portion 13 is connected to the engagement portion 12 and drives the engagement portion 12 to move, and the engagement portion 12 can be switched between two states of protruding out of the outer peripheral surface of the support block 11 and retracting into the outer peripheral surface of the support block 11. After the workpiece body 201 of the workpiece 200 is buckled on the supporting block 11, the matching part 12 extends out and presses on the inner peripheral surface of the inner cavity 203, so that the relative fixation of the workpiece 200 and the supporting block 11 is ensured. During the process of mounting or dismounting the workpiece 200, the matching portion 12 is retracted into the supporting block 11, so as to facilitate the mounting or dismounting of the workpiece 200.
As shown in fig. 6, the outer peripheral surface of the support block 11 is provided with a plurality of guide holes 111, and a plurality of engaging portions 12 are provided in the plurality of guide holes 111, respectively, the engaging portions 12 move in the guide holes 111, and the axis of the guide holes 111 is perpendicular to the central axis of the support block 11. The guide hole 111 plays a role of guiding during the expansion and contraction of the fitting portion 12.
As shown in fig. 4, the support body 1 is provided with a mounting hole 14 extending into the support block 11 in the middle, and the mounting hole 14 is provided along the central axis of the support block 11. And one embodiment of the operation portion 13 is as follows. The operation part 13 comprises a handle 131, a connecting rod 132 and a reset piece 133, wherein the connecting rod 132 is coaxially arranged in the mounting hole 14, a plurality of guide rails 1323 are arranged on the outer peripheral surface of the end part of the connecting rod 132 extending into the supporting block 11, the plurality of matching parts 12 are installed on the plurality of guide rails 1323 one by one, the matching parts 12 can slide along the guide rails 1323, an included angle is formed between the extending direction of the guide rails 1323 and the central shaft of the supporting block 11, the reset piece 133 always applies an acting force to the connecting rod 132, the acting force direction of the reset piece 133 is consistent with the direction of the central shaft of the guide rails 1323 approaching to the supporting block 11, and the handle 131 can drive the connecting rod 132 to move in the mounting hole 14 along the direction opposite to the acting force of the reset piece 133.
In a state where the handle 131 is not stressed, the restoring member 133 always applies a force to the connecting rod 132, so that the engaging portion 12 is located at an end of the guide rail 1323 farther from the central axis of the connecting rod 132, so that the engaging portion 12 can protrude out of the outer circumferential surface of the supporting block 11 and can apply a certain pressure to the inner circumferential surface of the inner cavity 203. When the engaging portion 12 is required to be retracted, a force is applied to the handle 131, and the handle 131 drives the connecting rod 132 to move in a direction opposite to the force of the restoring member 133, so that the engaging portion 12 moves on the guide rail 1323 to a position closer to the central axis of the connecting rod 132, and the engaging portion 12 can be retracted into the outer peripheral surface of the supporting block 11.
Wherein, as shown in fig. 4, the guide rail 1323 extends toward the top surface 112 of the supporting block 11 while gradually approaching the central axis of the supporting block 11, and the direction of the force of the restoring member 133 is directed toward the top surface 112 of the supporting block 11. Thus, when the connecting rod 132 moves downward, the fitting portion 12 can be retracted into the outer peripheral surface of the support block 11.
One specific manner of connection between handle 131 and connecting rod 132 is shown in fig. 4. The connecting rod 132 is provided with a connecting groove 1322 on its outer circumferential surface, the connecting groove 1322 is transversely arranged relative to the central axis of the supporting block 11, the handle 131 is provided with an extending end 1311 and an operating end 1312, the extending end 1311 extends into the connecting groove 1322, the handle 131 is further provided with a rotating shaft 1313, the rotating shaft 1313 is located between the extending end 1311 and the operating end 1312, and the axis of the rotating shaft 1313 is perpendicular to the central axis of the supporting block 11.
When the operating end 1312 of the handle 131 is rotated, the connecting rod 132 can move within the mounting hole 14. When the guide rail 1323 is extended toward the top surface 112 of the support block 11 while gradually approaching the central axis of the support block 11 (i.e., the extending direction as shown in fig. 4 and 6), the operating end 1312 of the handle 131 is lifted upward, so that the extending end 1311 of the handle 131 presses the connecting groove 1322 downward, thereby moving the connecting rod 132 downward, and the fitting portion 12 can be retracted into the outer circumferential surface of the support block 11.
As shown in fig. 5 to 6, the restoring member 133 includes a first restoring spring 1331 and a second restoring spring 1332, the first restoring spring 1331 being sleeved in the middle of the connecting rod 132, and the second restoring spring 1332 being located at an end portion of the connecting rod 132. The inner peripheral surface of the mounting hole 14 is provided with two first limiting surfaces 141 extending in the radial direction, and the connecting rod 132 is provided with two second limiting surfaces 1321 extending in the radial direction.
As shown in fig. 6, with respect to the first return spring 1331, the middle portion of the connecting rod 132 has a thinner middle section 1324, an accommodating space for accommodating the first return spring 1331 is formed between the middle section 1324 and the mounting hole 14, the first return spring 1331 is sleeved on the middle section 1324, the first limiting surface 141 extends radially inwards from the inner peripheral surface of the mounting hole 14, the second limiting surface 1321 is an upper end surface of the middle section 1324, and two ends of the first return spring 1331 are abutted between the first limiting surface 141 and the second limiting surface 1321.
As shown in fig. 5, the end of the connecting rod 132 forms a housing chamber 1325 for housing the second return spring 1332 with respect to the second return spring 1332 positioned at the end of the connecting rod 132, the second return spring 1332 is mounted in the housing chamber 1325, the first stopper surface 141 is an end surface of the mounting hole 14, the second stopper surface 1321 is an end surface of the housing chamber 1325, and both ends of the second return spring 1332 are abutted between the first stopper surface 141 and the second stopper surface 1321.
As shown in fig. 1 and 4, in order to facilitate the rotation of the support body 1, the coaxiality gauge 100 further includes a turntable 4, and the turntable 4 is fixedly connected with the outer peripheral surface of the support body 1. The operator can realize the rotation of the turntable 4 by rotating the turntable 4.
As shown in fig. 4, the coaxiality gauge 100 further includes two bearings 5, and the bearings 5 are installed between the support body 1 and the base 2. The function of the bearing 5 is to ensure the coaxiality of the support body 1 and the base 2 and to facilitate the rotation of the support body 1.
As shown in fig. 1 and 4, the support body 1 further includes a plurality of ejector pins 15, where the plurality of ejector pins 15 are uniformly disposed on the top surface 112 of the support block 11, and the ends of the plurality of ejector pins 15 contact with the end surface of the inner cavity 203 of the workpiece 200. When the workpiece body 201 of the workpiece 200 is buckled on the supporting block 11, by arranging the ejector rod 15, the end part of the ejector rod 15 can be contacted with the end surface of the inner cavity 203 of the workpiece 200, so that the workpiece 200 is positioned more accurately.
As shown in fig. 1, a support column 6 is vertically arranged on the base 2, a rocker arm 7 is fixed on the support column 6, and the dial indicator 3 is fixed on the rocker arm 7. The rocker arm 7 can adjust the height and angle on the support column 6, so that the axis of the measuring rod 31 of the dial indicator 3 is vertical to the central axis of the support block 11.
The present invention is not limited to the above-described embodiments, and any changes in shape or structure thereof are within the scope of the present invention. The scope of the present invention is defined by the appended claims, and those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and spirit of the present invention, but these changes and modifications fall within the scope of the present invention.
Claims (8)
1. The utility model provides a utensil is examined to axiality, the detected work piece of utensil is examined to axiality includes work piece body and pole portion, the work piece body has the inner chamber of inwards sunken, pole portion with work piece body fixed connection, the center pin of inner chamber with the center pin of pole portion extends along same direction, its characterized in that, the utensil is examined to axiality includes:
the support body comprises a support block and a plurality of matching parts, wherein the matching parts are arranged on the outer peripheral surface of the support block, a plurality of guide holes are formed in the outer peripheral surface of the support block, the matching parts are correspondingly arranged in the guide holes, the matching parts move in the guide holes, the axis of the guide holes is perpendicular to the central axis of the support block, the support body further comprises an operation part, a mounting hole extending into the support block is formed in the middle of the support body, and the mounting hole is formed along the direction of the central axis of the support block; the operation part comprises a handle, a connecting rod and a reset piece, wherein the connecting rod is coaxially arranged in the mounting hole, a plurality of guide rails are arranged on the outer peripheral surface of the end part of the connecting rod, which extends into the supporting block, a plurality of matching parts are arranged on the guide rails one by one, the matching parts can slide along the guide rails, an included angle is formed between the extending direction of the guide rails and the central axis of the supporting block, the reset piece always applies an acting force to the connecting rod, the acting force direction of the reset piece is consistent with the direction of the guide rails approaching to the central axis of the supporting block, the handle can drive the connecting rod to move in the mounting hole along the direction opposite to the acting force of the reset piece, a plurality of matching parts are matched with the inner surface of the inner cavity of the workpiece body, and the plurality of matching parts take the central axis of the supporting block as a rotational symmetry center;
the base is provided with the supporting body, and the supporting body rotates on the base by taking the central shaft of the supporting block as a rotating shaft;
the axis of the measuring rod of the dial indicator is perpendicular to the central axis of the supporting block, and when the inner cavity of the workpiece is sleeved on the supporting block, the head of the measuring rod of the dial indicator is contacted with the outer peripheral surface of the rod part.
2. The coaxiality gauge as set forth in claim 1, wherein: the operation part is connected with the matching part and drives the matching part to move, and the matching part can be switched between two states of protruding out of the outer peripheral surface of the supporting block and retracting into the outer peripheral surface of the supporting block.
3. The coaxiality gauge as set forth in claim 1, wherein: the guide rail gradually approaches the central shaft of the supporting block while extending towards the top surface of the supporting block, and the direction of the acting force of the resetting piece points to the top surface of the supporting block.
4. The coaxiality gauge as set forth in claim 1, wherein: the connecting rod is characterized in that a connecting groove is formed in the outer peripheral surface of the connecting rod, the connecting groove is transversely arranged relative to the central shaft of the supporting block, the handle is provided with an extending end and an operating end, the extending end extends into the connecting groove, the handle is further provided with a rotating shaft, the rotating shaft is located between the extending end and the operating end, and the axis of the rotating shaft is perpendicular to the central shaft of the supporting block.
5. The coaxiality gauge as set forth in claim 1, wherein: the reset piece comprises at least one reset spring, a first limiting surface extending along the radial direction is arranged on the inner peripheral surface of the mounting hole, a second limiting surface extending along the radial direction is arranged on the connecting rod, and two ends of the reset spring are abutted between the first limiting surface and the second limiting surface.
6. The coaxiality gauge as set forth in claim 1, wherein: the coaxiality gauge further comprises a rotary disc, and the rotary disc is fixedly connected with the outer peripheral surface of the supporting body.
7. The coaxiality gauge as set forth in claim 1, wherein: the coaxiality gauge further comprises at least one bearing, and the bearing is installed between the supporting body and the base.
8. The coaxiality gauge as set forth in claim 1, wherein: the supporting body further comprises a plurality of ejector rods, the ejector rods are uniformly arranged on the top surface of the supporting block, and the end parts of the ejector rods are contacted with the end surface of the inner cavity of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106807.1A CN108195273B (en) | 2018-02-02 | 2018-02-02 | Coaxiality gauge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106807.1A CN108195273B (en) | 2018-02-02 | 2018-02-02 | Coaxiality gauge |
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| Publication Number | Publication Date |
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| CN108195273A CN108195273A (en) | 2018-06-22 |
| CN108195273B true CN108195273B (en) | 2024-03-19 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253677B (en) * | 2018-09-28 | 2024-03-12 | 苏州衡微仪器科技有限公司 | Three-coordinate instrument |
| CN113211118A (en) * | 2020-11-26 | 2021-08-06 | 王朝景 | High-precision five-axis numerical control machine tool and precision analysis method |
| CN113522832B (en) * | 2021-07-05 | 2022-01-25 | 无锡发那特机械科技有限公司 | Coaxiality detection device for production of variable-section nozzle ring |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB172689A (en) * | 1920-08-12 | 1921-12-12 | Axel Charles Wickman | Improvements in or relating to machines for measuring, gauging, or the like |
| CN202071229U (en) * | 2011-01-19 | 2011-12-14 | 江苏晶鼎电子材料有限公司 | Crystal bar bonding correction instrument |
| CN204255267U (en) * | 2014-11-13 | 2015-04-08 | 东莞市建升压铸科技有限公司 | High-accuracy coaxiality detector |
| CN204388765U (en) * | 2014-12-16 | 2015-06-10 | 宁波拓普集团股份有限公司 | A kind of cubing detecting axial workpiece right alignment |
| CN104931927A (en) * | 2015-06-29 | 2015-09-23 | 天津大学 | Rotary laser emitter calibration method of workshop measurement positioning system |
| CN205027293U (en) * | 2015-10-15 | 2016-02-10 | 南车青岛四方机车车辆股份有限公司 | Hole -bored axle from end to end hole axiality detection device |
| CN205482739U (en) * | 2016-03-22 | 2016-08-17 | 台山市富诚铝业有限公司 | Aluminum alloy wheel hub examines test table |
| CN106482619A (en) * | 2017-01-05 | 2017-03-08 | 铁道第三勘察设计院集团有限公司 | Forced centering surveying marker alignment accuracy detecting device |
| CN206459605U (en) * | 2017-01-13 | 2017-09-01 | 厦门耐德电气有限公司 | Insulated tension pole detecting tool |
| CN207866180U (en) * | 2018-02-02 | 2018-09-14 | 上海耀源精机有限公司 | Coaxiality check fixture |
-
2018
- 2018-02-02 CN CN201810106807.1A patent/CN108195273B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB172689A (en) * | 1920-08-12 | 1921-12-12 | Axel Charles Wickman | Improvements in or relating to machines for measuring, gauging, or the like |
| CN202071229U (en) * | 2011-01-19 | 2011-12-14 | 江苏晶鼎电子材料有限公司 | Crystal bar bonding correction instrument |
| CN204255267U (en) * | 2014-11-13 | 2015-04-08 | 东莞市建升压铸科技有限公司 | High-accuracy coaxiality detector |
| CN204388765U (en) * | 2014-12-16 | 2015-06-10 | 宁波拓普集团股份有限公司 | A kind of cubing detecting axial workpiece right alignment |
| CN104931927A (en) * | 2015-06-29 | 2015-09-23 | 天津大学 | Rotary laser emitter calibration method of workshop measurement positioning system |
| CN205027293U (en) * | 2015-10-15 | 2016-02-10 | 南车青岛四方机车车辆股份有限公司 | Hole -bored axle from end to end hole axiality detection device |
| CN205482739U (en) * | 2016-03-22 | 2016-08-17 | 台山市富诚铝业有限公司 | Aluminum alloy wheel hub examines test table |
| CN106482619A (en) * | 2017-01-05 | 2017-03-08 | 铁道第三勘察设计院集团有限公司 | Forced centering surveying marker alignment accuracy detecting device |
| CN206459605U (en) * | 2017-01-13 | 2017-09-01 | 厦门耐德电气有限公司 | Insulated tension pole detecting tool |
| CN207866180U (en) * | 2018-02-02 | 2018-09-14 | 上海耀源精机有限公司 | Coaxiality check fixture |
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