CN112611286A - Measuring tool for length of oblique conical surface - Google Patents
Measuring tool for length of oblique conical surface Download PDFInfo
- Publication number
- CN112611286A CN112611286A CN202011638364.4A CN202011638364A CN112611286A CN 112611286 A CN112611286 A CN 112611286A CN 202011638364 A CN202011638364 A CN 202011638364A CN 112611286 A CN112611286 A CN 112611286A
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- claw
- measuring
- movable
- fixed
- ruler
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- 210000000078 claw Anatomy 0.000 claims abstract description 119
- 238000004049 embossing Methods 0.000 claims description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/20—Slide gauges
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
本发明属于测量技术领域，涉及一种斜锥面长度测量工装，包括主尺、移动爪、固定爪、下副尺、上副尺及挡块，所述移动爪和挡块与主尺固定连接，所述主尺设有上下两排刻度值，所述固定爪设有外测量爪和内测量爪，所述移动爪设有外测量爪和内测量爪，所述下副尺和上副尺与移动爪固定连接，所述上副尺和下副尺设有等距的刻度值；所述移动爪套有紧固机构的压纹旋钮。本发明测量斜锥面长度既精准又快捷，提高了产品的质量、生产效率及后期的装配合格率。
The invention belongs to the technical field of measurement, and relates to a tool for measuring the length of an oblique cone, comprising a main ruler, a moving claw, a fixed claw, a lower auxiliary ruler, an upper auxiliary ruler and a stopper, and the moving claw and the stopper are fixedly connected with the main ruler , the main ruler is provided with two rows of scale values, the fixed claw is provided with an outer measuring claw and an inner measuring claw, the moving claw is provided with an outer measuring claw and an inner measuring claw, the lower auxiliary ruler and the upper auxiliary ruler are Fixedly connected with the moving claw, the upper and lower auxiliary rulers are provided with equidistant scale values; the moving claw is sleeved with an embossed knob of a fastening mechanism. The invention measures the length of the inclined cone surface accurately and quickly, and improves product quality, production efficiency and later assembly qualification rate.
Description
Technical Field
The invention belongs to the technical field of measurement, and particularly relates to a tool for measuring the length of an oblique conical surface.
Background
In recent years, the variety of butterfly valves is diversified, wherein a butterfly valve with a triple eccentric structure adopts a valve body which is an inner cone and a sealing ring which is an outer cone, and the valve body and the sealing ring are combined in a rotating manner to realize the function of cutting off fluid. The inclined conical surface is mainly finished by two working procedures of turning and grinding, and each working procedure needs to use a measuring means to check whether the product is qualified. The conventional measuring mode adopts a common vernier caliper in the market to measure the length of the oblique conical surface, and the inner cone and the sealed outer cone of the valve body are splayed oblique conical surfaces, so that the inner diameter and outer diameter measuring claw of the common vernier caliper is of a vertical structure and is not suitable for measurement, and the measured numerical value is an approximate value. Inaccurate measurement results in the product being unable to accomplish precision finishing, seriously influences the product and once assembles the qualification rate.
Disclosure of Invention
The invention aims to solve the problem that the inclined conical surface of a product is difficult to measure precisely. In particular, according to the technical scheme of the invention,
a tool for measuring the length of an oblique conical surface is characterized in that,
comprises a main ruler, a fixed claw, a movable claw, a lower auxiliary ruler, an upper auxiliary ruler and a stop block,
the front of the main ruler is provided with an upper row of scale values and a lower row of scale values, the left end of the main ruler is clamped with a fixed claw, the middle of the main ruler is movably clamped with a movable claw, the rear of the right end of the main ruler is provided with a stop block,
the fixed claw is provided with a fixed outer measuring claw and a fixed inner measuring claw;
the movable claw is provided with a movable outer measuring claw and a movable inner measuring claw, wherein the upper auxiliary ruler and the lower auxiliary ruler are respectively attached and fixedly assembled on the movable claw on the upper side and the lower side of the main ruler, and the embossing knob is vertically assembled on the upper end face of the movable outer measuring claw in an inserting manner.
Further, the fixed claw comprises an integrally formed upper part, a connecting part and a clamping claw part;
the upper part of the clamping claw part is provided with a fixed outer measuring claw which is rectangular and convex, the connecting part is provided with a groove which is concave inwards, and the bottom of the clamping claw part is provided with a fixed inner measuring claw which is triangular conical;
wherein the main scale is embedded and assembled in the groove.
Further, the movable claw comprises an upper claw, a connecting claw (and a clamping claw;
the upper jaw is provided with a conical convex movable outer measuring jaw, the connecting part is provided with an inward concave clamping groove, and the bottom of the clamping jaw is provided with a triangular conical movable inner measuring jaw;
wherein the main scale is embedded in the clamping groove.
Furthermore, the conical structures on the fixed claw and the movable claw have the same conicity as the product conical surface;
the movable outer measuring claw and the fixed outer measuring claw are oppositely arranged,
the triangular cones of both the moving inner measuring jaw and the fixed inner measuring jaw are arranged towards opposite directions of each other.
Furthermore, the lower auxiliary ruler and the upper auxiliary ruler are provided with scale values.
Furthermore, the main scale is provided with scale values at equal positions of an upper row and a lower row at equal intervals, and numbers corresponding to the scale values are marked.
Furthermore, a threaded hole is formed in the upper end of the movable outer measuring claw, and the fastening mechanism is installed in the threaded hole.
The invention has the beneficial effects that:
the method has the advantages of measuring the length of the oblique conical surface accurately and quickly, and improving the quality, the production efficiency and the later-stage assembly qualification rate of products.
Drawings
Fig. 1 is a schematic view of the tool structure of the present invention.
Fig. 2 is a schematic view of a main scale of the tool of the present invention.
Fig. 3 is a front view of the fixture holding claw of the present invention.
Fig. 4 is a top view of the fixture holding claw of the present invention.
Fig. 5 is a left side view of the fixture fixing claw of the present invention.
FIG. 6 is a front view of a moving jaw of the tooling of the present invention.
Fig. 7 is a top view of the tooling moving jaw of the present invention.
Fig. 8 is a left side view of the tooling moving jaw of the present invention.
Figure 9 is a front view of the auxiliary rule of the present invention.
Figure 10 is a top view of the secondary rule of the present invention.
Fig. 11 is a schematic view of a tool stop of the present invention.
FIG. 12 is a schematic view of the tool for measuring the inner cone of the valve body according to the present invention.
FIG. 13 is a schematic view of the outer cone of the seal ring measured by the tool of the present invention.
Fig. 14 is a schematic view of a valve body.
FIG. 15 is a schematic view of a seal ring.
Detailed Description
The invention is further illustrated by the following examples and figures.
The valve body inner cone and the sealing ring outer cone are processed on lathe equipment by using special inclined die tools. The inner cone and the outer cone are measured by using an inner measuring claw and an outer measuring claw of the tool respectively, and the operation process of measuring the inner cone surface and the outer cone surface by using the tool is described below by combining the attached drawings.
A tool for measuring the length of an oblique conical surface is shown in figures 1-15 and comprises a main ruler 1, a fixed claw 2, a movable claw 3, a lower auxiliary ruler 4, an upper auxiliary ruler 5 and a stop block 6,
the front of the main ruler 1 is provided with an upper row of scale values and a lower row of scale values, the left end of the main ruler 1 is clamped with a fixed claw 2 which is fixed on the main ruler through a slotted countersunk head screw 8 arranged on the main ruler, the middle of the main ruler is movably clamped with a movable claw 3, the rear of the right end of the main ruler 1 is provided with a stop block 6,
the fixed claw 2 is provided with a fixed outer measuring claw 2a and a fixed inner measuring claw 2 b;
the movable claw 3 is provided with a movable outer measuring claw 3a and a movable inner measuring claw 3b, wherein the upper auxiliary ruler 5 and the lower auxiliary ruler 4 are respectively attached and fixedly assembled on the movable claw 3 on the upper side and the lower side of the main ruler, the upper auxiliary ruler and the lower auxiliary ruler are fixed through a cylindrical pin 9 in the embodiment, the structures of the upper auxiliary ruler and the lower auxiliary ruler are consistent, and an embossing knob 7 is vertically assembled in an inserting manner on the upper end face of the movable outer measuring claw 3 a.
The fixed claw 2 comprises an integrally formed upper part 2.1, a connecting part 2.2 and a clamping jaw part 2.3;
the upper part of the measuring jaw is provided with a rectangular convex fixed outer measuring jaw 2a, the connecting part 2.2 is provided with an inward concave groove 2.4, and the bottom of the clamping jaw part 2.3 is provided with a triangular conical fixed inner measuring jaw 2 b;
wherein the main scale 1 is flush-mounted in the recess 2.4.
The movable claw 3 comprises an upper claw 3.1, a connecting claw 3.2 and a clamping claw 3.3 which are integrally formed;
the upper jaw 3.1 is provided with a conical convex movable external measuring jaw 3a, the connecting part 2.2 is provided with an inward concave clamping groove 3.4, and the bottom of the clamping jaw 3.3 is provided with a triangular conical movable internal measuring jaw 3 b;
wherein the main scale 1 is embedded and assembled in the clamping groove 3.4.
The conical structures on the fixed claw 2 and the movable claw 3 have the same conicity as the product conical surface;
the movable outer measuring claw 3a and the fixed outer measuring claw 2a are oppositely arranged,
the triangular cones of both the moving inner measuring jaw 3b and the fixed inner measuring jaw 2b are arranged in opposite directions to each other.
The lower auxiliary ruler 4 and the upper auxiliary ruler 5 are provided with scale values.
The main scale 1 is provided with scale values at equal positions of an upper row and a lower row, and marks corresponding numbers.
The upper end of the movable outer measuring claw 3a is provided with a threaded hole, and the fastening mechanism 7 is installed in the threaded hole.
The stop block 6 is provided with a conical mounting hole 6.1, and the stop block is assembled in the mounting hole 6.1 through a fixing bolt so as to be fixed on the main scale 1;
the adjacent two sides of the inner measuring claw 2a and the outer measuring claw 2b of the fixed claw 2 are attached to the adjacent two sides of the conical surface of the product. The embossing knob 7 is loosened and the movable jaw 3 is moved so that the adjacent sides of the inner measuring jaw 3a and the outer measuring jaw 3b are attached to the adjacent sides of the conical surface of the product. The embossing knob 7 is tightened to prevent movement. The inner cone is measured to read the scale value combined by the main scale 1 and the lower auxiliary scale 4, the outer cone is measured to read the scale value combined by the main scale 1 and the upper auxiliary scale 5, and the scale value reading mode is consistent with that of a conventional vernier caliper.
The upper side and the lower side of the main scale are provided with a group of 1 mm, one grid and ten grids of scale marks which are respectively used for reading measured values; the fixed claw is provided with an inner measuring claw and an outer measuring claw which have the same angle with the conical surface of the product and a horizontal end surface. The movable claw is provided with an inner measuring claw and an outer measuring claw which have the same angle with the conical surface of the product, a horizontal end surface and a fastening screw hole; the upper auxiliary ruler and the lower auxiliary ruler are provided with 10 groups of scale marks in total, wherein the scale marks are 0.9 mm, one grid is formed, and the five grids are arranged;
tool measurement principle: the horizontal end face of the fixed claw is attached to the end face of the product, the measuring claw is attached to the conical surface of the product, the moving claw is moved to enable the horizontal end face of the moving claw to be attached to the end face of the product and the measuring claw to be attached to the conical surface of the product, and the embossing knob is screwed down to enable the embossing knob to be fixed. At the moment, the sum of the scale values of the main scale and the auxiliary scale is the long axis value of the product inclined conical surface, and the measuring value reading mode is consistent with the conventional vernier caliper mode. The tool is used for measuring the length of the oblique conical surface accurately and quickly.
The outer measuring claw 2a and the inner measuring claw 2b of the fixed claw 2 and the outer measuring claw 3a and the inner measuring claw 3b of the movable claw 3 have the same taper as the conical surface of the product.
When measuring the valve body internal cone, make the internal measuring claw 2b of the fixed claw 2 and the internal measuring claw 3b of the movable claw 3 laminate the adjacent both sides of the product conical surface, the included angle distance on both sides is the product internal cone length distance promptly.
When the outer cone of the sealing ring is measured, the outer measuring claw 2a of the fixed claw 2 and the outer measuring claw 3a of the movable claw 3 are attached to two adjacent sides of the conical surface of the product, and the included angle distance between the two sides is the length distance of the outer conical surface of the product.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (7)
1. A tool for measuring the length of an oblique conical surface is characterized in that,
comprises a main ruler (1), a fixed claw (2), a movable claw (3), a lower auxiliary ruler (4), an upper auxiliary ruler (5) and a stop block (6),
the front of the main scale (1) is provided with an upper row of scale values and a lower row of scale values, the left end of the main scale (1) is clamped with a fixed claw (2), the middle of the main scale is movably clamped with a movable claw (3), a stop block (6) is arranged behind the right end of the main scale (1),
the fixed claw (2) is provided with a fixed outer measuring claw (2 a) and a fixed inner measuring claw (2 b);
the movable claw (3) is provided with a movable outer measuring claw (3 a) and a movable inner measuring claw (3 b), wherein the upper auxiliary ruler (5) and the lower auxiliary ruler (4) are respectively attached and fixedly assembled on the movable claw (3) on the upper side and the lower side of the main ruler, and an embossing knob (7) is vertically assembled on the upper end face of the movable outer measuring claw (3 a) in an inserting mode.
2. The tool for measuring the length of the oblique conical surface according to claim 1,
the fixed claw (2) comprises an integrally formed upper part (2.1), a connecting part (2.2) and a clamping jaw part (2.3);
wherein a fixed external measuring claw (2 a) with a rectangular convex shape is formed at the upper part of the measuring jaw, the connecting part (2.2) is provided with a concave groove (2.4), and a fixed internal measuring claw (2 b) with a triangular conical shape is formed at the bottom of the clamping claw part (2.3);
wherein the main ruler (1) is embedded in the groove (2.4).
3. The tool for measuring the length of the oblique conical surface according to claim 1,
the movable claw (3) comprises an upper claw (3.1), a connecting claw (3.2) and a clamping claw (3.3) which are integrally formed;
the upper jaw (3.1) is provided with a conical convex movable outer measuring jaw (3 a), the connecting part (2.2) is provided with an inward concave clamping groove (3.4), and the bottom of the clamping jaw (3.3) is provided with a triangular conical movable inner measuring jaw (3 b);
wherein the main ruler (1) is embedded and assembled in the clamping groove (3.4).
4. The tool for measuring the length of the oblique conical surface according to claim 3,
the conical structures on the fixed claw (2) and the movable claw (3) have the same conicity as the conical surface of the product;
the movable outer measuring claw (3 a) and the fixed outer measuring claw (2 a) are arranged oppositely,
the triangular cones of both the moving inner measuring jaw (3 b) and the fixed inner measuring jaw (2 b) are arranged in opposite directions to each other.
5. The tool for measuring the length of the oblique conical surface according to claim 1, wherein the lower auxiliary ruler (4) and the upper auxiliary ruler (5) are provided with scale values.
6. The tool for measuring the length of the oblique conical surface according to claim 1, wherein the main scale (1) is provided with scale values at equal positions in an upper row and a lower row, and marks corresponding numbers.
7. The tool for measuring the length of the oblique conical surface according to claim 1,
the upper end of the movable outer measuring claw (3 a) is provided with a threaded hole, and the fastening mechanism (7) is installed in the threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011638364.4A CN112611286A (en) | 2020-12-31 | 2020-12-31 | Measuring tool for length of oblique conical surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011638364.4A CN112611286A (en) | 2020-12-31 | 2020-12-31 | Measuring tool for length of oblique conical surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112611286A true CN112611286A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011638364.4A Pending CN112611286A (en) | 2020-12-31 | 2020-12-31 | Measuring tool for length of oblique conical surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112611286A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2474986Y (en) * | 2001-04-03 | 2002-01-30 | 程漠贵 | Vernier caliper |
| CN2700825Y (en) * | 2004-05-31 | 2005-05-18 | 中国北车集团永济电机厂 | Slide measure |
| CN102679834A (en) * | 2012-05-31 | 2012-09-19 | 无锡宝牛阀业有限公司 | Three-eccentric butterfly valve measuring tool |
| CN202630830U (en) * | 2012-06-15 | 2012-12-26 | 无锡市锡西化机配件有限公司 | Vernier caliper for measuring T-shaped groove |
| CN204944340U (en) * | 2015-09-30 | 2016-01-06 | 江南阀门有限公司 | A kind of special vernier caliper measuring the U-shaped sealing pair internal diameter size of butterfly valve |
| CN207180510U (en) * | 2017-10-12 | 2018-04-03 | 郑州大学 | A kind of Multifunction vernier calliper |
| CN214666447U (en) * | 2020-12-31 | 2021-11-09 | 无锡智能自控工程股份有限公司 | Measuring tool for length of oblique conical surface |
-
2020
- 2020-12-31 CN CN202011638364.4A patent/CN112611286A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2474986Y (en) * | 2001-04-03 | 2002-01-30 | 程漠贵 | Vernier caliper |
| CN2700825Y (en) * | 2004-05-31 | 2005-05-18 | 中国北车集团永济电机厂 | Slide measure |
| CN102679834A (en) * | 2012-05-31 | 2012-09-19 | 无锡宝牛阀业有限公司 | Three-eccentric butterfly valve measuring tool |
| CN202630830U (en) * | 2012-06-15 | 2012-12-26 | 无锡市锡西化机配件有限公司 | Vernier caliper for measuring T-shaped groove |
| CN204944340U (en) * | 2015-09-30 | 2016-01-06 | 江南阀门有限公司 | A kind of special vernier caliper measuring the U-shaped sealing pair internal diameter size of butterfly valve |
| CN207180510U (en) * | 2017-10-12 | 2018-04-03 | 郑州大学 | A kind of Multifunction vernier calliper |
| CN214666447U (en) * | 2020-12-31 | 2021-11-09 | 无锡智能自控工程股份有限公司 | Measuring tool for length of oblique conical surface |
Non-Patent Citations (1)
| Title |
|---|
| 才家刚: "《图解常用量具的使用方法和测量实例》", vol. 1, 31 January 2007, 机械工业出版社 , pages: 19 - 50 * |
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