CN105973132A - Measurement device - Google Patents
Measurement device Download PDFInfo
- Publication number
- CN105973132A CN105973132A CN201610470788.1A CN201610470788A CN105973132A CN 105973132 A CN105973132 A CN 105973132A CN 201610470788 A CN201610470788 A CN 201610470788A CN 105973132 A CN105973132 A CN 105973132A
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- China
- Prior art keywords
- connecting rod
- detection
- detection frame
- measuring
- detected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005259 measurement Methods 0.000 title abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 66
- 238000007689 inspection Methods 0.000 claims description 30
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 5
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
- G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention provides a measurement device. The measurement device comprises a detection frame and a detection platform, wherein one side of the detection frame is connected with a to-be-detected part, the detection platform is used for providing a reference plane, the detection platform is connected with the other side of the detection frame, the detection platform is taken as the reference plane, and a form and position tolerance of the to-be-detected part is measured by utilizing an angle square and a dial indicator. The detection platform is taken as the reference plane, the form and position tolerance such as verticality or parallelism of the to-be-detected part can be detected by utilizing the angle square or the dial indicator, measurement efficiency is high, and the measurement device is further advantaged in that the structure is simple, and measurement cost is reduced.
Description
Technical Field
The invention belongs to the technical field of geometric tolerance measurement, and particularly relates to a measuring device.
Background
In recent years, before products are shipped out of factories, form and position tolerances of the products need to be measured, so that the products are in a standard range, and with the improvement of detection requirements on product sizes, form and position tolerances and the like, limited measurement and measurement instrument resources in a workshop are more and more difficult to meet the requirements of inspectors. Particularly, for parts which need to measure verticality and parallelism and have a reference plane which is not well determined, large-scale measuring instruments such as a three-coordinate measuring machine and the like are usually adopted, the measuring process is complex, and the detection efficiency is reduced; and large-scale measuring instruments such as three-coordinate measuring machines and the like have high cost, so that the measuring cost is high.
Accordingly, the present invention is directed to a measuring device to solve the above-mentioned problems of the prior art.
Disclosure of Invention
Aiming at the problems in the prior art, the embodiment of the invention provides a measuring device, which is used for solving the technical problems of low detection efficiency and high measurement cost when form and position tolerance of a product is measured in the prior art.
The present invention provides a measuring device, the device comprising:
the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected;
the inspection platform is used for providing a reference surface and is connected with the other side of the detection frame; wherein,
and taking the inspection platform as a reference surface, and measuring the form and position tolerance of the part to be measured by using an angle square and a dial indicator.
In the scheme, one side of the detection frame is connected with the part to be detected through the connecting piece.
In the above aspect, the connecting member includes: a bolt or a screw.
In the above scheme, the inspection platform is connected with the other side of the inspection rack through a fixing piece.
In the above aspect, the fixing member includes: t type groove fixing bolt.
In the above scheme, the detection frame comprises: a first connecting rod and a second connecting rod; wherein, the contained angle between first connecting rod and the second connecting rod is 90 degrees.
In the above scheme, the length of the first connecting rod is 350 mm.
In the above scheme, the length of the second connecting rod is 500 mm.
In the above scheme, the material of the detection frame comprises: low carbon steel or alloy steel.
In the above-mentioned scheme, wait to examine the part and include: grid-shaped parts and box-type parts.
The present invention provides a measuring device, the device comprising: the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected; the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected; the inspection platform is used for providing a reference surface and is connected with the other side of the detection frame; measuring the form and position tolerance of the part to be measured by using an angle square and a dial indicator by taking the inspection platform as a reference surface; therefore, the inspection platform is used as a reference plane, and the shape and position tolerance such as perpendicularity or parallelism of the part to be measured can be detected only by utilizing equipment such as an angle square or a dial indicator, so that the measurement efficiency is high; and the measuring device has simple structure and reduces the measuring cost.
Drawings
Fig. 1 is a schematic overall structure diagram of a measurement apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a grid-shaped part according to an embodiment of the present invention.
Detailed Description
In order to improve the detection efficiency and reduce the measurement cost when measuring the form and position tolerance of a product, the invention provides a measuring device, which comprises: the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected; the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected; the inspection platform is used for providing a reference surface and is connected with the other side of the detection frame; and measuring the form and position tolerance of the part to be measured by using the inspection platform as a reference surface and using an angle square and a dial indicator.
The technical solution of the present invention is further described in detail by the accompanying drawings and the specific embodiments.
The present embodiment provides a measuring apparatus, as shown in fig. 1, the apparatus including: the device comprises a detection frame 1, a part to be detected 2 and a detection platform 3; wherein,
one side of the detection frame 1 is connected with a part 2 to be detected; the inspection platform 3 is used for providing a reference surface for the part 2 to be detected, and the inspection platform 3 is connected with the other side of the inspection rack 1. The part to be measured 2 may specifically include: grid-shaped parts, box-type parts and the like.
Specifically, the testing stand 1 may be of an "L" shape, and the testing stand 1 includes: a first connecting rod and a second connecting rod; the length of the first connecting rod is 350mm, the length of the second connecting rod is 500mm, an included angle between the first connecting rod and the second connecting rod is 90 degrees, and the first connecting rod and the second connecting rod are integrated into a whole. The material of the detection frame 1 specifically comprises: low carbon steel or alloy steel.
Here, when one side of the inspection frame 1 is a first connecting rod, the first connecting rod and the part to be inspected 2 may be connected by a connecting member, and the connecting member may specifically include: the positioning pin and the screw, the screw can include five at least.
When the other end of the detection frame 1 is a second connecting rod; the second link may be connected to the inspection platform 3 by a fixing member, and the fixing member may specifically include: t type groove fixing bolt.
During practical application, the part 2 to be detected is positioned and fixed on one side of the detection frame 1 through the positioning pin and the screw, the other side of the detection frame 1 is fixed on the detection platform, so that a reference surface in the prior art during measurement can be converted onto the detection platform 3, and finally form and position tolerances such as verticality and parallelism are detected by utilizing equipment such as an angle square and a dial indicator.
In the embodiment, the inspection platform is used as a reference plane, and the form and position tolerance such as perpendicularity or parallelism of the part to be measured can be detected only by utilizing equipment such as an angle square or a dial indicator, so that the measurement efficiency is high; and the measuring device has simple structure and reduces the measuring cost.
Example two
When the part 2 to be detected is a grid-shaped part, one side of the detection frame 1 can be connected with the grid-shaped part; the inspection platform 3 is used for providing a reference surface for the part 2 to be detected, and the inspection platform 3 is connected with the other side of the inspection rack 1. Wherein the grid-like part is shown in fig. 2.
Specifically, the testing stand 1 may be of an "L" shape, and the testing stand 1 includes: a first connecting rod and a second connecting rod; the length of the first connecting rod is 350mm, the length of the second connecting rod is 500mm, an included angle between the first connecting rod and the second connecting rod is 90 degrees, and the first connecting rod and the second connecting rod are integrated into a whole. The material of the detection frame 1 specifically comprises: low carbon steel or alloy steel.
Here, when one side of the inspection frame 1 is a first connecting rod, the first connecting rod and the part to be inspected 2 may be connected by a connecting member, and the connecting member may specifically include: the positioning pin and the screw, the screw can include five at least.
When the other end of the detection frame 1 is a second connecting rod; the second link may be connected to the inspection platform 3 by a fixing member, and the fixing member may specifically include: t type groove fixing bolt.
In practical application, the grid-shaped part is positioned and fixed on one side of the detection frame 1 through the positioning pin and the screw, the other side of the detection frame 1 is fixed on the detection platform, so that a reference surface in the prior art during measurement can be converted onto the detection platform 3, and finally, form and position tolerances such as verticality and parallelism are detected by utilizing equipment such as an angle square and a dial indicator.
Specifically, when the angle square is used for measuring the perpendicularity of the grid-shaped part, the measuring reference surface of the grid-shaped part is converted into the plane of the detecting platform by using the device provided by the embodiment, the short handle part of the angle square can be attached to the plane of the detecting platform 3, the long handle part is leaned against the surface to be measured of the grid-shaped part of the part, and whether the perpendicularity meets the requirement or not can be judged by observing the attaching degree of the long handle part and the part.
When the dial indicator is used for measuring the parallelism of the grid-shaped part, the dial indicator is placed on the measuring platform, the indicator head is moved to be in contact with the plane to be measured of the grid-shaped part, the indicator rod is rotated, and the parallelism of the plane to be measured and the reference surface is judged by observing the rotation degree of the indicator needle.
In the embodiment, the inspection platform is used as a reference plane, and the shape and position tolerances such as perpendicularity or parallelism of the grid-shaped part can be detected only by utilizing equipment such as an angle square or a dial indicator, so that the measurement efficiency is high; and the measuring device has simple structure and reduces the measuring cost.
EXAMPLE III
When the part 2 to be detected is a box type part, one side of the detection frame 1 can be connected with the box type part; the inspection platform 3 is used for providing a reference surface for the box type parts, and the inspection platform 3 is connected with the other side of the inspection rack 1.
Specifically, the testing stand 1 may be of an "L" shape, and the testing stand 1 includes: a first connecting rod and a second connecting rod; the length of the first connecting rod is 350mm, the length of the second connecting rod is 500mm, an included angle between the first connecting rod and the second connecting rod is 90 degrees, and the first connecting rod and the second connecting rod are integrated into a whole. The material of the detection frame 1 specifically comprises: low carbon steel or alloy steel.
Here, when one side of the inspection frame 1 is a first connecting rod, the first connecting rod and the part to be inspected 2 may be connected by a connecting member, and the connecting member may specifically include: the positioning pin and the screw, the screw can include five at least.
When the other end of the detection frame 1 is a second connecting rod; the second link may be connected to the inspection platform 3 by a fixing member, and the fixing member may specifically include: t type groove fixing bolt.
During practical application, the box type parts are positioned and fixed on one side of the detection frame 1 through the positioning pins and the screws, the other side of the detection frame 1 is fixed on the detection platform, so that a reference surface in the prior art during measurement can be converted onto the detection platform 3, and finally form and position tolerances such as verticality and parallelism are detected by utilizing equipment such as an angle square and a dial indicator.
Specifically, when the squareness of box type parts is measured by using the angle square, after the measuring reference surface of the box type parts is converted into the detecting platform surface by using the device provided by the embodiment, the short handle part of the angle square can be attached to the plane of the detecting platform 3, the long handle part leans against the surface to be measured of the box type parts of the parts, and whether the squareness meets the requirement or not can be judged by observing the attaching degree of the long handle part and the parts.
When the dial indicator is used for measuring the parallelism of box type parts, the dial indicator is placed on the measuring platform, the indicator head is moved to be in contact with the plane to be measured of the box type parts, the indicator rod is rotated, and the parallelism of the plane to be measured and the reference surface is judged by observing the degree of rotation of the indicator needle.
In the embodiment, the inspection platform is used as a reference plane, and the shape and position tolerances such as perpendicularity or parallelism of box parts can be detected only by utilizing equipment such as an angle square or a dial indicator, so that the measurement efficiency is high; and the measuring device has simple structure and reduces the measuring cost.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents, improvements, etc. that are within the spirit and principle of the present invention should be included in the present invention.
Claims (10)
1. A measuring device, characterized in that the device comprises:
the device comprises a detection frame, a detection unit and a detection unit, wherein one side of the detection frame is connected with a part to be detected;
the inspection platform is used for providing a reference surface and is connected with the other side of the detection frame; wherein,
and taking the inspection platform as a reference surface, and measuring the form and position tolerance of the part to be measured by using an angle square and a dial indicator.
2. The apparatus of claim 1, wherein one side of the test frame is connected to the part to be tested via a connector.
3. The apparatus of claim 2, wherein the connector comprises: a bolt or a screw.
4. The apparatus of claim 1, wherein the inspection platform is attached to the other side of the test rack by a fastener.
5. The apparatus of claim 1, wherein the fixture comprises: t type groove fixing bolt.
6. The apparatus of claim 5, wherein the test rig comprises: a first connecting rod and a second connecting rod; wherein, the contained angle between first connecting rod and the second connecting rod is 90 degrees.
7. The apparatus of claim 6, wherein the first link has a length of 350 mm.
8. The apparatus of claim 6, wherein the second link has a length of 500 mm.
9. The apparatus of claim 6, wherein the material of the test frame comprises: low carbon steel or alloy steel.
10. The apparatus of claim 1, wherein the part to be inspected comprises: grid-shaped parts and box-type parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610470788.1A CN105973132A (en) | 2016-06-23 | 2016-06-23 | Measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610470788.1A CN105973132A (en) | 2016-06-23 | 2016-06-23 | Measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973132A true CN105973132A (en) | 2016-09-28 |
Family
ID=57019593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610470788.1A Pending CN105973132A (en) | 2016-06-23 | 2016-06-23 | Measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105973132A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680869A (en) * | 1985-05-13 | 1987-07-21 | David Murkens | Cylindrical square |
| CN101451810A (en) * | 2008-12-20 | 2009-06-10 | 山西平阳重工机械有限责任公司 | High precision cylinder helical compression spring squareness detecting method |
| CN201945284U (en) * | 2011-01-29 | 2011-08-24 | 中国民用航空飞行学院 | Device for detecting axis perpendicularity of crankshaft balancer lining hole of aviation piston engine |
| CN202470987U (en) * | 2012-03-22 | 2012-10-03 | 江苏扬力数控机床有限公司 | Device for detecting perpendicularity between inner step end face and large hole axis of workpiece with step hole |
| CN202853554U (en) * | 2012-11-06 | 2013-04-03 | 苏州瑞纳电气科技有限公司 | Iron core verticality detection board |
| CN204115643U (en) * | 2014-09-02 | 2015-01-21 | 陕西柴油机重工有限公司 | A kind of inspection internal thread and end face squareness fixture |
| CN204228025U (en) * | 2014-10-28 | 2015-03-25 | 重庆御捷汽车部件有限公司 | The pedal position cubing of throttle opener |
| CN204831150U (en) * | 2015-08-07 | 2015-12-02 | 张家港润通海洋工程科技有限公司 | Cutting plane perpendicularity detects angle square |
| KR20160023401A (en) * | 2014-08-22 | 2016-03-03 | 주식회사 세운하이테크 | Device for measuring squareness |
-
2016
- 2016-06-23 CN CN201610470788.1A patent/CN105973132A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680869A (en) * | 1985-05-13 | 1987-07-21 | David Murkens | Cylindrical square |
| CN101451810A (en) * | 2008-12-20 | 2009-06-10 | 山西平阳重工机械有限责任公司 | High precision cylinder helical compression spring squareness detecting method |
| CN201945284U (en) * | 2011-01-29 | 2011-08-24 | 中国民用航空飞行学院 | Device for detecting axis perpendicularity of crankshaft balancer lining hole of aviation piston engine |
| CN202470987U (en) * | 2012-03-22 | 2012-10-03 | 江苏扬力数控机床有限公司 | Device for detecting perpendicularity between inner step end face and large hole axis of workpiece with step hole |
| CN202853554U (en) * | 2012-11-06 | 2013-04-03 | 苏州瑞纳电气科技有限公司 | Iron core verticality detection board |
| KR20160023401A (en) * | 2014-08-22 | 2016-03-03 | 주식회사 세운하이테크 | Device for measuring squareness |
| CN204115643U (en) * | 2014-09-02 | 2015-01-21 | 陕西柴油机重工有限公司 | A kind of inspection internal thread and end face squareness fixture |
| CN204228025U (en) * | 2014-10-28 | 2015-03-25 | 重庆御捷汽车部件有限公司 | The pedal position cubing of throttle opener |
| CN204831150U (en) * | 2015-08-07 | 2015-12-02 | 张家港润通海洋工程科技有限公司 | Cutting plane perpendicularity detects angle square |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |