CN108151613B - Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove - Google Patents
Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove Download PDFInfo
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- CN108151613B CN108151613B CN201711271265.5A CN201711271265A CN108151613B CN 108151613 B CN108151613 B CN 108151613B CN 201711271265 A CN201711271265 A CN 201711271265A CN 108151613 B CN108151613 B CN 108151613B
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- 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a measuring tool and a measuring method for measuring the space diameter of a V-shaped outer ring groove, wherein the measuring tool comprises a base, a sliding guide block, a measuring slide block and a fixing mechanism; the base is horizontally arranged, one end of the base is vertically provided with a guide rail, and the sliding guide block is arranged on the guide rail and can move up and down along the guide rail; the bottom of the sliding guide block is provided with a guide rail in the horizontal direction, and the measuring slide block is arranged on the guide rail and can move along the horizontal direction of the guide rail; the fixing mechanism is arranged on the base and used for fixing the base on the part to be measured. The invention converts the space diameter size which is difficult to measure into the directly measurable outer diameter size through the indirect conversion of the measuring block, and the measuring tool can meet the measurement of the size in a larger range.
Description
Technical Field
The invention belongs to the technical field of measuring tools, and particularly relates to a measuring tool and a measuring method for measuring the space diameter of a V-shaped outer ring groove.
Background
Currently, when a V-shaped outer ring groove as shown in FIG. 1 is machined, the diameter size of the intersection point of the V-shaped surface can be measured in two ways. Firstly, rely on tool setting and procedure of processing to guarantee in the course of working, rely on the three-coordinate measuring machine to detect after processing, the deficiency of this method is: 1. the effective measurement cannot be realized in the machining process, only the tool setting can be relied on, and the machining size cannot be stably guaranteed; 2. due to the former reason, the three-coordinate measuring machine cannot be qualified after measurement, firstly, the size is out of tolerance, firstly, the size is not processed and needs to be repaired, and the out of tolerance can occur due to errors of 'secondary clamping' during repair.
And secondly, an outer diameter measuring tool with a dial indicator is adopted for hand-held measurement. The method has the following defects: during measurement, an operator cannot stably keep the measuring tool horizontal, so that the measuring head effectively contacts two side surfaces of the V-shaped groove, and the measured value is misaligned.
Disclosure of Invention
The invention aims to provide a measuring tool and a measuring method for measuring the space diameter of a V-shaped outer ring groove, so as to solve the problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
a measuring tool for measuring the space diameter of a V-shaped outer ring groove comprises a base, a sliding guide block, a measuring slide block and a fixing mechanism; the base is horizontally arranged, one end of the base is vertically provided with a guide rail, and the sliding guide block is arranged on the guide rail and can move up and down along the guide rail; the bottom of the sliding guide block is provided with a guide rail in the horizontal direction, and the measuring slide block is arranged on the guide rail and can move along the horizontal direction of the guide rail; the fixing mechanism is arranged on the base and used for fixing the base on the part to be measured.
Furthermore, a positioning block is arranged at the bottom of one end, away from the sliding guide block, of the base, and the positioning block is arranged opposite to the measuring slide block.
Furthermore, a first baffle is arranged at the bottom of the measuring slide block, and a measuring slide block fixing bolt is arranged on the first baffle.
Furthermore, a second baffle is arranged on the sliding guide block, and a sliding guide block fixing bolt is arranged on the second baffle.
Furthermore, the fixing mechanism is two bolts and is arranged at the same side of the sliding guide block.
Further, the measuring tool for measuring the space diameter of the V-shaped outer ring groove comprises a base, a sliding guide block, a measuring sliding block and a fixing mechanism; the base is horizontally arranged, one end of the base is vertically provided with a guide rail, and the sliding guide block is arranged on the guide rail and can move up and down along the guide rail; the bottom of the sliding guide block is provided with a guide rail in the horizontal direction, and the measuring slide block is arranged on the guide rail and can move along the horizontal direction of the guide rail; the fixing mechanism is arranged on the base and used for fixing the base on the part to be measured;
a positioning block is arranged at the bottom of one end of the base, which is far away from the sliding guide block, and the positioning block is arranged opposite to the measuring slide block;
the bottom of the measuring slide block is provided with a first baffle plate, and a measuring slide block fixing bolt is arranged on the first baffle plate;
a second baffle is arranged on the sliding guide block, and a sliding guide block fixing bolt is arranged on the second baffle;
the measuring method based on the measuring tool for measuring the space diameter of the V-shaped outer ring groove comprises the following steps:
1) the device is buckled on the end surface of a part to be measured, a part to be measured is arranged between the measuring slide block and the positioning block, the fixing mechanism is screwed down, the positioning surface of the measuring tool is tightly attached to the top end surface of the part and the bottom of the base, one side end surface of the measuring tool is tightly attached to the positioning block, and a 0.02mm feeler gauge is used for checking that two feelers do not pass through;
2) pushing the measuring slide block into the bottom of the V-shaped groove of the piece to be measured, observing that the measuring slide block is attached to the V-shaped surface from the side surface, and screwing the sliding guide block fixing bolt by hand;
3) measuring the diameter value of the excircle of the part to be measured by using a standard part, and recording the value as A;
4) using a dial indicator to make a meter on the machine tool, and measuring the difference between the outer circle of the measuring slide block and the outer circle of the large end to obtain a U value of the machine tool, and recording the U value as B;
5) and the diameter value D of the intersection point of the V-shaped groove of the part is A + B-C, and C is a design value for measuring the length of the sliding block.
Compared with the prior art, the invention has the following technical effects:
according to the invention, through the sliding block structure, the measuring block can be rapidly and effectively contacted with the bottom of the V-shaped groove, and the final measured value is ensured to be effective;
according to the invention, through indirect conversion of the measuring block, the spatial diameter size which is difficult to measure is converted into the external diameter size which can be directly measured, and the measuring tool can meet the measurement of the size in a larger range;
the fixing mechanism can stably fix the measuring tool on the measured part, and simultaneously, the stability and the accuracy of the measured value can be ensured by using the meter on the machine tool.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a top view of the present invention;
wherein: 1. a base; 2. positioning blocks; 4. a fixing mechanism; 5. a measuring slide block; 6. a first baffle plate; 7. a second baffle; 8. a sliding guide block; 9. measuring a slide block fixing bolt; 10. the sliding guide block is fixed on the bolt.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
a measuring tool for measuring the space diameter of a V-shaped outer ring groove comprises a base 1, a sliding guide block 8, a measuring slide block 5 and a fixing mechanism 4; the base 1 is horizontally arranged, one end of the base 1 is vertically provided with a guide rail, and the sliding guide block 8 is arranged on the guide rail and can move up and down along the guide rail; the bottom of the sliding guide block 8 is provided with a guide rail in the horizontal direction, and the measuring slide block 5 is arranged on the guide rail and can move along the horizontal direction of the guide rail; the fixing mechanism 4 is arranged on the base and used for fixing the base 1 on the part to be measured.
The bottom of the base 1, which is far away from one end of the sliding guide block 8, is provided with a positioning block 2, and the positioning block 2 is arranged opposite to the measuring slide block 5.
The bottom of the measuring slide block 5 is provided with a first baffle 6, and the first baffle 6 is provided with a measuring slide block fixing bolt 9.
A second baffle 7 is arranged on the sliding guide block 8, and a sliding guide block fixing bolt 10 is arranged on the second baffle 7.
The fixing mechanism 4 is two bolts and is arranged at the same side of the sliding guide block 8.
The measuring method based on the measuring tool for measuring the space diameter of the V-shaped outer ring groove comprises the following steps:
1) the device is buckled on the end surface of a part to be measured, the part to be measured is arranged between the measuring slide block 5 and the positioning block 2, the fixing mechanism 4 is screwed down, the positioning surface of the measuring tool and the top end surface of the part are tightly attached to the bottom of the base 1, one side end surface is tightly attached to the positioning block 2, and a feeler gauge with the diameter of 0.02mm is used for checking that the feeler gauges at two positions do not pass through;
2) pushing the measuring slide block 5 into the bottom of the V-shaped groove of the piece to be measured, observing that the measuring slide block 5 is attached to the V-shaped surface from the side surface, and screwing the sliding guide block fixing bolt 10 by hand;
3) measuring the diameter value of the excircle of the part to be measured by using a standard part, and recording the value as A;
4) using a dial indicator to make a meter on the machine tool, and measuring the difference between the outer circle of the measuring slide block 5 and the outer circle of the large end, namely the U value of the machine tool, and recording the U value as B;
5) and the diameter value D of the intersection point of the V-shaped groove of the part is A + B-C, and C is a design value for measuring the length of the sliding block.
Claims (1)
1. A measuring method based on a measuring tool for measuring the space diameter of a V-shaped outer ring groove is characterized in that the measuring tool for measuring the space diameter of the V-shaped outer ring groove comprises a base (1), a sliding guide block (8), a measuring slide block (5) and a fixing mechanism (4); the base (1) is horizontally arranged, one end of the base (1) is vertically provided with a guide rail, and the sliding guide block (8) is arranged on the guide rail and can move up and down along the guide rail; a horizontal guide rail is arranged at the bottom of the sliding guide block (8), and the measuring slide block (5) is arranged on the guide rail and can move along the horizontal direction of the guide rail; the fixing mechanism (4) is arranged on the base and used for fixing the base (1) on the part to be measured;
a positioning block (2) is arranged at the bottom of one end of the base (1) far away from the sliding guide block (8), and the positioning block (2) is arranged opposite to the measuring slide block (5);
a first baffle (6) is arranged at the bottom of the measuring slide block (5), and a measuring slide block fixing bolt (9) is arranged on the first baffle (6);
a second baffle (7) is arranged on the sliding guide block (8), and a sliding guide block fixing bolt (10) is arranged on the second baffle (7);
the fixing mechanism (4) is two bolts and is arranged at the same side of the sliding guide block (8);
the measuring method based on the measuring tool for measuring the space diameter of the V-shaped outer ring groove comprises the following steps:
1) the measuring tool is buckled on the end face of a part to be measured, the part to be measured is arranged between the measuring slide block (5) and the positioning block (2), the fixing mechanism (4) is screwed down, the positioning face of the measuring tool is tightly attached to the top end face of the part and the bottom of the base (1), the end face of one side of the measuring tool is tightly attached to the positioning block (2), and a 0.02mm feeler gauge is used for checking that two feelers do not pass through;
2) pushing the measuring slide block (5) into the bottom of the V-shaped groove of the piece to be measured, observing that the measuring slide block (5) is attached to the V-shaped surface from the side surface, and screwing the sliding guide block fixing bolt (10) by hand;
3) measuring the diameter value of the excircle of the part to be measured by using a standard part, and recording the value as A;
4) using a dial indicator to make a meter on the machine tool, and measuring the difference between the excircle of the measuring slide block (5) and the excircle of the large end, namely the U value of the machine tool, and recording the U value as B;
5) and the diameter value D of the intersection point of the V-shaped groove of the part is A + B-C, and C is a design value for measuring the length of the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271265.5A CN108151613B (en) | 2017-12-05 | 2017-12-05 | Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271265.5A CN108151613B (en) | 2017-12-05 | 2017-12-05 | Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108151613A CN108151613A (en) | 2018-06-12 |
| CN108151613B true CN108151613B (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711271265.5A Active CN108151613B (en) | 2017-12-05 | 2017-12-05 | Measuring method of measuring tool for measuring space diameter of V-shaped outer ring groove |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113607029A (en) * | 2021-08-03 | 2021-11-05 | 哈尔滨汽轮机厂有限责任公司 | Narrow space ring groove inner diameter measuring device and using method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106583A (en) * | 2003-09-30 | 2005-04-21 | Nidec Tosok Corp | Instrument for measuring inside diameter |
| CN101551222A (en) * | 2008-04-03 | 2009-10-07 | 力帆实业(集团)股份有限公司 | Method for measuring diameter of ring groove |
| CN201569395U (en) * | 2009-12-01 | 2010-09-01 | 卧龙电气集团股份有限公司 | Workpiece external diameter measuring device |
| CN201772844U (en) * | 2010-07-12 | 2011-03-23 | 安徽华祥实业有限公司 | Universal outer diameter detection tool for auto parts |
| CN203785591U (en) * | 2014-03-14 | 2014-08-20 | 中山中炬精工机械有限公司 | Belt wheel outer ring groove combined gauge |
| CN204388818U (en) * | 2015-01-23 | 2015-06-10 | 北方民族大学 | Double-arm gear measurement device |
| CN106643374A (en) * | 2015-10-28 | 2017-05-10 | 科华控股股份有限公司 | Special-purpose testing fixture for detecting position of workpiece bore semi-trapezoid ring groove |
-
2017
- 2017-12-05 CN CN201711271265.5A patent/CN108151613B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106583A (en) * | 2003-09-30 | 2005-04-21 | Nidec Tosok Corp | Instrument for measuring inside diameter |
| CN101551222A (en) * | 2008-04-03 | 2009-10-07 | 力帆实业(集团)股份有限公司 | Method for measuring diameter of ring groove |
| CN201569395U (en) * | 2009-12-01 | 2010-09-01 | 卧龙电气集团股份有限公司 | Workpiece external diameter measuring device |
| CN201772844U (en) * | 2010-07-12 | 2011-03-23 | 安徽华祥实业有限公司 | Universal outer diameter detection tool for auto parts |
| CN203785591U (en) * | 2014-03-14 | 2014-08-20 | 中山中炬精工机械有限公司 | Belt wheel outer ring groove combined gauge |
| CN204388818U (en) * | 2015-01-23 | 2015-06-10 | 北方民族大学 | Double-arm gear measurement device |
| CN106643374A (en) * | 2015-10-28 | 2017-05-10 | 科华控股股份有限公司 | Special-purpose testing fixture for detecting position of workpiece bore semi-trapezoid ring groove |
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| CN108151613A (en) | 2018-06-12 |
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