CN110671997B - Circular component roundness running-in measuring tool - Google Patents
Circular component roundness running-in measuring tool Download PDFInfo
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- CN110671997B CN110671997B CN201910988859.0A CN201910988859A CN110671997B CN 110671997 B CN110671997 B CN 110671997B CN 201910988859 A CN201910988859 A CN 201910988859A CN 110671997 B CN110671997 B CN 110671997B
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- positioning rod
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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
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/201—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures for measuring roundness
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a circular degree running-in measuring tool for a ring-shaped piece, which comprises a shell, wherein two marking pieces are symmetrically arranged on the shell, a running-in frame is connected to the two marking pieces in a sliding manner together, a fixing piece is arranged on the shell, and a tension spring is arranged between the fixing piece and the running-in frame; the running-in frame comprises a first running-in wheel, a second running-in wheel, a third running-in wheel, a first fixing rod, a fixing ring, a second fixing rod, a first positioning rod and a second positioning rod; the middle parts of the first running-in wheel, the second running-in wheel and the third running-in wheel are all rotatably connected with a central shaft. The invention has the outstanding characteristics of smaller volume, convenient carrying and measurement and capability of quickly running-in detection aiming at the defects of the inner diameter or the outer diameter compared with a large-scale precision measuring instrument.
Description
Technical Field
The invention relates to the technical field of machining tools, in particular to a circular member roundness running-in measuring tool.
Background
At present, in the conventional technology, a roundness running-in measuring tool of a ring-shaped object generally needs to be measured by a large-sized precision roundness measuring instrument, so that defects of the tool are found, however, the large-sized precision roundness measuring instrument has a complex structure, is high in cost, is inconvenient to carry, and is not suitable for a large number of configurations.
Disclosure of Invention
The invention aims to solve the problems and provides a circular component roundness running-in measuring tool.
In order to achieve the purpose, the invention adopts the following technical scheme:
the circular member roundness running-in measuring tool comprises a shell, wherein two marking pieces are symmetrically arranged on the shell, a running-in frame is connected to the two marking pieces in a sliding mode, a fixing piece 10 is arranged on the shell 1, and a tension spring 11 is arranged between the fixing piece 10 and the running-in frame 2;
the running-in frame comprises a first running-in wheel, a second running-in wheel, a third running-in wheel, a first fixing rod, a fixing ring, a second fixing rod, a first positioning rod and a second positioning rod;
the middle parts of the first running-in wheel, the second running-in wheel and the third running-in wheel are all rotationally connected with a central shaft;
the fixing ring is respectively and rotatably connected with the central shafts of the first running-in wheel and the second running-in wheel through a first fixing rod, the fixing ring is fixedly connected with a second fixing rod, the second fixing rod is fixedly connected with a first positioning rod perpendicular to the second fixing rod, and the first positioning rod is slidably connected to the inner sides of the two marking pieces;
the center pin sliding connection of third running-in wheel is on the casing, the center pin fixedly connected with of third running-in wheel adopts the second locating lever of U type structure, two ports of second locating lever are sliding connection respectively in the outside of two mark pieces.
The axle center of the first running-in wheel and the axle center of the second running-in wheel are connected with an adjusting piece in a rotating mode.
Preferably, the marker comprises an indication block, an inner sliding groove arranged on the inner side of the indication block and an outer sliding groove arranged on the outer side of the indication block.
Preferably, a scale parallel to the inner chute and the outer chute is arranged between the inner chute and the outer chute.
Preferably, the adjusting part comprises a screw rod, a special-shaped nut in threaded connection with the screw rod, and a loop bar in rotary connection with the inner side of the special-shaped nut, the screw rod and the loop bar are respectively and fixedly connected with the central shafts of the first running-in wheel and the second running-in wheel, a slot with a circular section is formed in the loop bar, and the inner diameter of the slot is larger than the outer diameter of the screw rod.
Preferably, be located common sliding connection on interior spout and the outer spout on same instruction piece and have the stopper, the spacing groove has all been seted up to the both sides of stopper, the equal sliding connection of first locating lever and second locating lever is on the stopper.
Preferably, the middle part fixedly connected with miniature bearing of stopper, miniature bearing's middle part interference fit has miniature screw rod, miniature screw rod threaded connection has spacing interval regulating block, sliding connection is in interior spout and outer spout respectively at the both ends of spacing interval regulating block.
The invention has the following advantages:
the three-point type fixed running-in is realized by attaching the first running-in wheel, the second running-in wheel and the third running-in wheel to the inner side and the outer side of the annular workpiece to be detected, and whether the current annular workpiece has defects or not is judged according to the displacement generated by the three running-in wheels in the running-in process;
the third running-in wheel is attached to the outer surface of the ring-shaped piece, so that when the outer surface of the ring-shaped piece is uneven, the third running-in wheel drives the second positioning rod to move, the second positioning rod further slides in the outer sliding groove, and the moving distance is the concave or convex height.
Running-in on the ring-shaped piece through the device to whether unevenness appears in ring-shaped piece inner annular surface and outer annular surface two parts at present can be understood fast directly perceivedly, and can get off through the audio-visual record of scale, be used for supplementary improvement processing technology.
The invention has the outstanding characteristics of smaller volume, convenient carrying and measurement and capability of quickly running-in detection aiming at the defects of the inner diameter or the outer diameter compared with a large-scale precision measuring instrument.
Drawings
FIG. 1 is a general schematic diagram of an embodiment of the present invention;
FIG. 2 is a partial schematic view of the running frame of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a portion of the adjustment member of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of a portion of the tag of FIG. 1 in accordance with the present invention;
FIG. 5 is a general schematic view of a second embodiment of the present invention;
FIG. 6 is a schematic view of a portion of the stop block of FIG. 5 of the present invention.
In the figure: 1 casing, 2 running-in frame, 21 first running-in wheel, 22 second running-in wheel, 23 third running-in wheel, 24 first dead lever, 25 solid fixed ring, 26 second dead lever, 27 first locating lever, 28 second locating lever, 3 regulating part, 31 screw rod, 32 special-shaped nut, 33 slots, 34 loop bars, 4 mark spare, 41 instruction piece, 42 outer spout, 43 inner spout, 44 scales, 5 stopper, 6 spacing grooves, 7 miniature bearing, 8 miniature screw rod, 9 spacing interval regulating block, 10 fixed blocks, 11 tension spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1, 2, 3 and 4, two markers 4 are symmetrically arranged on a housing 1, the two markers 4 are jointly and slidably connected with a running-in frame 2, a fixing member 10 is arranged on the housing 1, and a tension spring 11 is arranged between the fixing member 10 and the running-in frame 2;
the running-in frame 2 comprises a first running-in wheel 21, a second running-in wheel 22, a third running-in wheel 23, a first fixing rod 24, a fixing ring 25, a second fixing rod 26, a first positioning rod 27 and a second positioning rod 28;
the middle parts of the first running-in wheel 21, the second running-in wheel 22 and the third running-in wheel 23 are all rotationally connected with a central shaft;
the fixing ring 25 is respectively connected with the central shafts of the first running-in wheel 21 and the second running-in wheel 22 in a rotating way through the first fixing rod 24, the fixing ring 25 is fixedly connected with the second fixing rod 26, the second fixing rod 26 is fixedly connected with the first fixing rod 27 perpendicular to the second fixing rod 26, and the first fixing rod 27 is connected to the inner sides of the two marking pieces 4 in a sliding way;
the central shaft of the third running-in wheel 23 is slidably connected to the housing 1, the central shaft of the third running-in wheel 23 is fixedly connected to a second positioning rod 28 adopting a U-shaped structure, and two ports of the second positioning rod 28 are respectively slidably connected to the outer sides of the two markers 4.
Referring to fig. 4, the marking member 4 includes an indication block 41, an inner sliding groove 43 disposed inside the indication block 41, and an outer sliding groove 42 disposed outside the indication block 41, wherein a scale 44 parallel to the inner sliding groove 43 and the outer sliding groove 42 is disposed between the inner sliding groove 43 and the outer sliding groove 42, and the inner sliding groove 43 and the outer sliding groove 42 are disposed to perform a limiting function, so that the first positioning rod 27 and the second positioning rod 28 can only realize linear sliding, and the setting of the scale 44 can visually understand the current measurement situation.
Referring to fig. 3, the adjusting member 3 is connected to the first running-in wheel 21 and the second running-in wheel 22 in a manner of rotating together at the axial center, specifically:
the adjusting part 3 comprises a screw 31, a special-shaped nut 32 in threaded connection with the screw 31 and a loop bar 34 in rotational connection with the inner side of the special-shaped nut 32, the screw 31 and the loop bar 34 are respectively and fixedly connected with the central shafts of the first running-in wheel 21 and the second running-in wheel 22, an inserting groove 33 with a circular section is formed in the loop bar 34, and the inner diameter of the inserting groove 33 is larger than the outer diameter of the screw 31. The setting of adjusting part 3 adjusts the effect of the interval between first running-in wheel 21 and the second running-in wheel 22 to make the better laminating of the two on the internal surface of the annular work piece that awaits measuring.
According to the invention, the first running-in wheel 21 and the second running-in wheel 22 are attached to the inner side of the annular workpiece to be measured, the third running-in wheel is arranged on the outer side of the annular workpiece to be measured, and meanwhile, the special-shaped nut 32 is rotated to enable the screw rod 31 in threaded connection with the special-shaped nut to linearly move along the axial direction of the screw rod, so that the first running-in wheel 21, the second running-in wheel 22 and the third running-in wheel 23 are arranged on the annular workpiece to be measured in a three-point mode, and the annular workpiece to be measured can be adapted to annular workpieces with different thicknesses.
According to the geometry principle, because the length of two first dead levers 24 is certain, therefore constitute equilateral triangle with the regulating part three, when first running-in wheel 21 and second running-in wheel 22 relative motion, according to the triangle principle, can drive solid fixed ring 25, third dead lever 26 and first locating lever 27 simultaneous movement, first locating lever 27 slides in inside spout 43, know its gliding distance through scale 44, thereby can know the altitude variation of equilateral triangle, when slip (height) change, represent that the loop segment internal diameter is uneven.
Because the third running-in wheel 23 is attached to the outer surface of the ring-shaped member, when the outer surface of the ring-shaped member is uneven, the third running-in wheel 23 drives the second positioning rod 28 to move, the second positioning rod 28 slides in the outer sliding groove 42, and the moving distance is the concave or convex height.
Running-in on the ring-shaped piece through the device to whether unevenness appears in ring-shaped piece inner annular surface and outer annular surface two parts at present can be understood fast directly perceivedly, and can get off through the audio-visual record of scale, be used for supplementary improvement processing technology.
Example two
Referring to fig. 5 to 6, in this embodiment, on the basis of the first embodiment, a limiting block 5 is further provided, the same limiting block 5 is connected to the inner chute 43 and the outer chute 42 on the indication block 41 in a sliding manner, limiting grooves 6 are respectively formed in two sides of the limiting block 5, and the first positioning rod 27 and the second positioning rod 28 are connected to the limiting block 5 in a sliding manner. The middle part fixedly connected with miniature bearing 7 of stopper 5, miniature bearing 7's middle part interference fit has miniature screw rod 8, miniature screw rod 8 threaded connection has spacing interval regulating block 9, sliding connection is in interior spout 43 and outer spout 42 respectively at the both ends of spacing interval regulating block 9.
Owing to set up stopper 5, adjust the maximum length of spacing groove 6 through spacing interval regulating block 9, therefore blocked when the difference of interior outer ring deformation is great, the principle is as follows:
when no defect or less defects exist on the inner side or the outer side of the annular part, the first positioning rod 27 and the second positioning rod 28 move in the range of the limiting groove 6, and the limiting interval adjusting block 9 can be driven to slide in the limiting groove 6 by rotating the miniature screw 8, so that the maximum limiting interval of the limiting groove 6 is changed.
When the defect in the annular member inboard or outside surpassed the biggest spacing interval of spacing groove 6, first locating lever 27 and second locating lever 28 move towards opposite one side, until the two all supports the both sides at spacing groove 6, first running-in wheel 21 this moment, second running-in wheel 22 and third running-in wheel 23 can't further move, thereby judge here and surpass the biggest spacing interval, thereby be unqualified with this annular member definition, in this embodiment, to the measurement of same specification annular member, only need the running-in round can be quick choose out the piece that does not fit.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The circular member roundness running-in measuring tool comprises a shell (1), and is characterized in that two marking pieces (4) are symmetrically arranged on the shell (1), a running-in frame (2) is connected to the two marking pieces (4) in a sliding mode, a fixing piece (10) is arranged on the shell (1), and a tension spring (11) is arranged between the fixing piece (10) and the running-in frame (2);
the running-in frame (2) comprises a first running-in wheel (21), a second running-in wheel (22), a third running-in wheel (23), a first fixing rod (24), a fixing ring (25), a second fixing rod (26), a first positioning rod (27) and a second positioning rod (28); the middle parts of the first running-in wheel (21), the second running-in wheel (22) and the third running-in wheel (23) are all rotationally connected with a central shaft;
the fixing ring (25) is respectively connected with the central shafts of the first running-in wheel (21) and the second running-in wheel (22) in a rotating mode through a first fixing rod (24), the fixing ring (25) is fixedly connected with a second fixing rod (26), the second fixing rod (26) is fixedly connected with a first positioning rod (27) perpendicular to the second fixing rod, and the first positioning rod (27) is connected to the inner sides of the two marking pieces (4) in a sliding mode;
the central shaft of the third running-in wheel (23) is connected to the shell (1) in a sliding manner, the central shaft of the third running-in wheel (23) is fixedly connected with a second positioning rod (28) adopting a U-shaped structure, and two ports of the second positioning rod (28) are respectively connected to the outer sides of the two marking pieces (4) in a sliding manner;
the axle centers of the first running-in wheel (21) and the second running-in wheel (22) are connected with an adjusting piece (3) in a rotating mode.
2. A running-in measuring tool for roundness of a ring member according to claim 1, wherein the marker (4) includes an indicating block (41), an inner slide groove (43) provided inside the indicating block (41), and an outer slide groove (42) provided outside the indicating block (41).
3. A running-in measuring tool for roundness of a ring member according to claim 2, characterized in that a scale (44) parallel to the inner slide groove (43) and the outer slide groove (42) is provided therebetween.
4. The circular component roundness running-in measuring tool according to claim 1, wherein the adjusting component (3) comprises a screw rod (31), a special-shaped nut (32) in threaded connection with the screw rod (31), and a sleeve rod (34) in rotational connection with the inner side of the special-shaped nut (32), the screw rod (31) and the sleeve rod (34) are respectively and fixedly connected with the central shafts of the first running-in wheel (21) and the second running-in wheel (22), an insertion groove (33) with a circular section is formed in the sleeve rod (34), and the inner diameter of the insertion groove (33) is larger than the outer diameter of the screw rod (31).
5. The tool for measuring roundness running-in of a ring-shaped member according to claim 2, wherein the inner sliding groove (43) and the outer sliding groove (42) on the same indicating block (41) are connected with a limiting block (5) in a sliding manner, both sides of the limiting block (5) are provided with limiting grooves (6), and the first positioning rod (27) and the second positioning rod (28) are connected with the limiting block (5) in a sliding manner.
6. The tool for measuring circular degree running-in of a ring-shaped member according to claim 5, wherein a micro bearing (7) is fixedly connected to the middle of the limiting block (5), a micro screw (8) is in interference fit with the middle of the micro bearing (7), a limiting interval adjusting block (9) is in threaded connection with the micro screw (8), and two ends of the limiting interval adjusting block (9) are respectively in sliding connection with the inner sliding groove (43) and the outer sliding groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988859.0A CN110671997B (en) | 2019-10-17 | 2019-10-17 | Circular component roundness running-in measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910988859.0A CN110671997B (en) | 2019-10-17 | 2019-10-17 | Circular component roundness running-in measuring tool |
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| Publication Number | Publication Date |
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| CN110671997A CN110671997A (en) | 2020-01-10 |
| CN110671997B true CN110671997B (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910988859.0A Active CN110671997B (en) | 2019-10-17 | 2019-10-17 | Circular component roundness running-in measuring tool |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292161A (en) * | 1999-04-05 | 2000-10-20 | Toshiba Corp | Circularity measuring instrument |
| CN101216276A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Method for measuring part inner circle roundness and measuring apparatus |
| CN102435124A (en) * | 2011-09-08 | 2012-05-02 | 中冶辽宁德龙钢管有限公司 | Steel pipe out-of-roundness measuring method and measuring scale thereof |
| CN104728284A (en) * | 2013-12-19 | 2015-06-24 | 马国明 | Universal joint |
| CN104807424A (en) * | 2015-04-16 | 2015-07-29 | 长安大学 | Contact type in-pipe surplus seam height measurement device |
| CN206056416U (en) * | 2016-08-23 | 2017-03-29 | 上海微小卫星工程中心 | Triangle incenter caliberating device |
| CN206944876U (en) * | 2017-07-25 | 2018-01-30 | 定襄县宇特法兰有限公司 | A kind of seat ring instruments of inspection |
| CN207423092U (en) * | 2017-11-04 | 2018-05-29 | 威海双丰物探设备股份有限公司 | A kind of cable appearance bump detection device |
-
2019
- 2019-10-17 CN CN201910988859.0A patent/CN110671997B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292161A (en) * | 1999-04-05 | 2000-10-20 | Toshiba Corp | Circularity measuring instrument |
| CN101216276A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Method for measuring part inner circle roundness and measuring apparatus |
| CN102435124A (en) * | 2011-09-08 | 2012-05-02 | 中冶辽宁德龙钢管有限公司 | Steel pipe out-of-roundness measuring method and measuring scale thereof |
| CN104728284A (en) * | 2013-12-19 | 2015-06-24 | 马国明 | Universal joint |
| CN104807424A (en) * | 2015-04-16 | 2015-07-29 | 长安大学 | Contact type in-pipe surplus seam height measurement device |
| CN206056416U (en) * | 2016-08-23 | 2017-03-29 | 上海微小卫星工程中心 | Triangle incenter caliberating device |
| CN206944876U (en) * | 2017-07-25 | 2018-01-30 | 定襄县宇特法兰有限公司 | A kind of seat ring instruments of inspection |
| CN207423092U (en) * | 2017-11-04 | 2018-05-29 | 威海双丰物探设备股份有限公司 | A kind of cable appearance bump detection device |
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| CN110671997A (en) | 2020-01-10 |
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Effective date of registration: 20210623 Address after: 450000 no.1-15, 19th floor, block B, design Industrial Park, No.60 Guoji Road, Jinshui District, Zhengzhou City, Henan Province Applicant after: HENAN LONGBANG EXPLORATION PLANNING AND DESIGN ENGINEERING Co.,Ltd. Address before: 046000 No.73, Chengbei East Street, Changzhi City, Shanxi Province Applicant before: Bao Cunming |
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Denomination of invention: A roundness running in measuring tool for ring parts Effective date of registration: 20220104 Granted publication date: 20210723 Pledgee: Henan Jinchuang Intellectual Property Operation Co.,Ltd. Pledgor: HENAN LONGBANG EXPLORATION PLANNING AND DESIGN ENGINEERING Co.,Ltd. Registration number: Y2021980017354 |
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Date of cancellation: 20220915 Granted publication date: 20210723 Pledgee: Henan Jinchuang Intellectual Property Operation Co.,Ltd. Pledgor: HENAN LONGBANG EXPLORATION PLANNING AND DESIGN ENGINEERING Co.,Ltd. Registration number: Y2021980017354 |