CN213301148U - Thin-wall flexible bearing ring size measuring instrument - Google Patents
Thin-wall flexible bearing ring size measuring instrument Download PDFInfo
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- CN213301148U CN213301148U CN202022752031.6U CN202022752031U CN213301148U CN 213301148 U CN213301148 U CN 213301148U CN 202022752031 U CN202022752031 U CN 202022752031U CN 213301148 U CN213301148 U CN 213301148U
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Abstract
The utility model discloses a dimension measuring instrument for a thin-wall flexible bearing ring, which comprises a base, an inclined positioning mechanism and a measuring table, wherein the inclined positioning mechanism is arranged on the upper part of the base, and the measuring table is arranged on the upper part of the inclined positioning mechanism; the inclined positioning mechanism is composed of a left supporting seat frame, a right supporting seat frame and a positioning frame, the left supporting seat frame and the right supporting seat frame are symmetrically arranged at two ends of the top surface of the base, and the positioning frame is arranged between the left supporting seat frame and the right supporting seat frame and is in triangular arrangement with the left supporting seat frame and the right supporting seat frame; the measuring table is of a rectangular plate structure, and a measuring mechanism is arranged at the top of the measuring table. The utility model discloses a measuring mechanism's on base, slope positioning mechanism and the measuring station cooperation is used, can realize being surveyed the part and fix a position fast, and does not produce gravity and warp, and measuring method is simple, high-efficient, can realize the size quantitative determination of process within a definite time and finished product part, has improved measurement of efficiency greatly, brings the benefit for the enterprise.
Description
Technical Field
The utility model belongs to bearing detection area mainly relates to a thin wall flexible bearing ring size measuring apparatu.
Background
The thin-wall flexible bearing has the characteristics of high precision, high bearing capacity, light weight, low noise and long service life, and is widely applied to the fields of robot RV reducers, harmonic reducers, aerospace, radar measurement and control and the like. At the present stage, robots are more and more widely applied, and the requirements of the manufacturing field on thin-wall flexible bearings are more and more increased. The problem to be solved by the manufacturing industry at present is to organize the industrialized mass production of the thin-wall flexible bearing with high efficiency and high quality.
At present, a measuring table of a general bearing part measuring instrument inclines for a certain angle during measurement, and falls on a measuring fulcrum by the self weight of a part, and a measuring meter is arranged on one side opposite to the fulcrum to measure the size of a ferrule. And for finished parts of the thin-wall bearing ring, the wall is thin and flexible, and the ring can deform under the action of the gravity of the parts when the finished parts of the thin-wall bearing ring are measured on a universal bearing part measuring instrument, so that the measurement authenticity is influenced. In actual production, there are two types of inspection methods, namely quantitative detection and qualitative detection. Quantitative detection is mostly carried out in a sampling inspection mode, a contourgraph and three-coordinate measurement are used, when the method is used for measurement, parts are horizontally placed, a product is manually adjusted, a measuring head is in contact with the product to further measure, and therefore efficiency is low and measuring cost is high; and secondly, the whole detection cannot be carried out, so that the judgment effect is influenced. And (4) qualitative detection, namely, the method is simple, but is influenced by human factors, is mostly applied to finished parts with relatively consistent tolerance, and cannot be applied to machining among processes.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thin wall flexible bearing ring size measuring apparatu. The utility model discloses can make the part fix a position fast, and do not produce the gravity and warp, measuring method is simple, high-efficient.
The utility model adopts the following technical proposal:
a dimension measuring instrument for a thin-wall flexible bearing ring comprises a base, an inclined positioning mechanism and a measuring table, wherein the inclined positioning mechanism is arranged on the upper part of the base; the inclined positioning mechanism is composed of a left supporting seat frame, a right supporting seat frame and a positioning frame, the left supporting seat frame and the right supporting seat frame are symmetrically arranged at two ends of the top surface of the base, and the positioning frame is arranged between the left supporting seat frame and the right supporting seat frame and is in triangular arrangement with the left supporting seat frame and the right supporting seat frame; the measuring table is of a rectangular plate structure, a measuring mechanism is arranged at the top of the measuring table, and a rotary shaft seat and an arc-shaped positioning plate which are correspondingly matched and installed with the inclined positioning mechanism are further arranged at the bottom of the measuring table.
The measuring mechanism is integrally arranged into a 'meter' -shaped T-shaped groove, an end face measuring fulcrum, a radial measuring fulcrum and a measuring meter which are used for measuring a bearing ring to be measured are respectively arranged in the T-shaped groove, the end face measuring fulcrum, the radial measuring fulcrum and the measuring meter slide and rub in the T-shaped groove, and the centers of the T-shaped grooves are not communicated with each other.
The left supporting seat frame, the right supporting seat frame and the positioning frame are all of isosceles triangle plate structures, and circular ear plates are arranged at the tops of the isosceles triangle plates.
The center of the rotary shaft seat is provided with a through hole structure and is fixedly connected with the left supporting seat frame and the right supporting seat frame through locking nuts; the middle part of the arc-shaped positioning plate is of a hollow structure and is fixedly connected with the positioning frame through the arrangement of a locking nut.
The measuring table is divided into a first quadrant, a second quadrant, a third quadrant and a fourth quadrant by the ' M ' -shaped T-shaped groove, the included angle of the first quadrant, the second quadrant and the third quadrant ' T-shaped groove is 60 degrees, and the included angle is uniformly divided from a horizontal axis; the included angles of the first two-quadrant T-shaped groove and the third four-quadrant T-shaped groove are 120 degrees and are equally divided from the vertical axis.
To sum up, the utility model discloses a measuring mechanism's on base, slope positioning mechanism and the measuring bench cooperation is used, can realize being surveyed the part and fix a position fast, and does not produce gravity and warp, and measuring method is simple, high-efficient, can realize the size quantitative determination of process room and finished product part, has improved measurement of efficiency greatly, brings the benefit for the enterprise.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of fig. 1.
In the figure: 1. the measuring device comprises a base, 2, a measuring table, 3, a left supporting seat frame, 4, a right supporting seat frame, 5, a positioning frame, 6, a rotary shaft seat, 7, an arc-shaped positioning plate, 8, a T-shaped groove, 9, an end face measuring fulcrum, 10, a radial measuring fulcrum, 11, a measuring meter, 12, a locking nut, 13 and a measured bearing ring.
Detailed Description
The present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the dimension measuring instrument for the thin-wall flexible bearing ring comprises a base 1, an inclined positioning mechanism and a measuring table 2, wherein the inclined positioning mechanism is arranged on the upper part of the base, and the measuring table 2 is arranged on the upper part of the inclined positioning mechanism; the inclined positioning mechanism is composed of a left supporting frame 3, a right supporting frame 4 and a positioning frame 5, the left supporting frame 3 and the right supporting frame 4 are symmetrically arranged at two ends of the top surface of the base 1, and the positioning frame 5 is arranged between the left supporting frame 3 and the right supporting frame 4 and is in triangular arrangement with the left supporting frame 3 and the right supporting frame 4; the measuring table 2 is of a rectangular plate structure, a measuring mechanism is arranged at the top of the measuring table 2, and a rotary shaft seat 6 and an arc-shaped positioning plate 7 which are correspondingly matched and installed with the inclined positioning mechanism are further arranged at the bottom of the measuring table 2.
The whole measuring mechanism is arranged into a 'meter' -shaped T-shaped groove 8, an end face measuring fulcrum 9, a radial measuring fulcrum 10 and a measuring meter 11 which are used for measuring a measured bearing ring 13 are respectively arranged in the T-shaped groove 8, the end face measuring fulcrum 9, the radial measuring fulcrum 10 and the measuring meter 11 slide and rub in the T-shaped groove 8, and the centers of the T-shaped grooves 8 are not communicated with each other; when the inner diameter and the outer diameter of the bearing ring 13 to be measured are measured respectively, the end face measuring fulcrum 9 and the radial measuring fulcrum 10 can be placed in the inner side and the outer side of the bearing ring 13 to be measured respectively in a sliding mode through the T-shaped groove 8 to be measured and fixed.
The left supporting seat frame 3, the right supporting seat frame 4 and the positioning frame 5 are all in an isosceles triangle plate structure, and circular ear plates are arranged at the tops of the isosceles triangle plates; the center of the rotary shaft seat 6 is provided with a through hole structure and is fixedly connected with the left supporting seat frame 3 and the right supporting seat frame 4 through a locking nut 12; the middle part of the arc-shaped positioning plate 7 is of a hollow structure and is fixedly connected with the positioning frame 5 through a locking nut 12; the locking nut 12 penetrates through a central through hole of the rotary shaft seat 6 and lug plates on the left and right supporting seat frames, and the locking nut 12 is fastened to realize locking of the measuring table; meanwhile, the locking nut 12 penetrates through the lug plate and the arc-shaped positioning plate 7 on the positioning frame 5, the arc-shaped positioning plate 7 can move along the positioning frame 5, the measuring table 2 rotates to a proper position, the locking nut 12 is fastened, the measuring table 2 can be fixed, and the inclination function of the measuring table 2 can be realized through combination and use.
The measuring table is divided into a first quadrant, a second quadrant, a third quadrant and a fourth quadrant by the 'meter' -shaped T-shaped groove 8, the included angle between the first quadrant T-shaped groove 8 and the second quadrant T-shaped groove 8 is 60 degrees, and the included angle is uniformly divided from a horizontal axis; the included angle of the first two-quadrant T-shaped groove 8 and the third four-quadrant T-shaped groove 8 is 120 degrees, and the included angle is equally divided from a vertical axis.
When the measuring instrument is used for measuring the outer diameter of a measured bearing ring 13, three equal-height end surface measuring fulcrums 9 are respectively arranged in a first quadrant T-shaped groove 8, a second quadrant T-shaped groove 8 and a vertical shaft lower half shaft T-shaped groove 8, and then two equal-height radial measuring fulcrums 10 are respectively arranged in a vertical shaft lower half shaft T-shaped groove 8 and a horizontal shaft right half shaft T-shaped groove 8; arranging a measuring meter 11 in a half-shaft T-shaped groove on a vertical shaft, and arranging a radial measuring fulcrum 10 and the measuring meter 11 outside a measured ferrule; adjusting the end face measuring fulcrum 9 and the radial measuring fulcrum 10 to required positions, adjusting the inclination angle of the measuring table, comparing a rigid standard part with the flexible ferrule, and taking the inclination angle as a proper angle without the influence of gravity on the flexible ferrule; at the moment, because the measuring table 2 has a tiny angle, the measured bearing ring 13 can directly contact the measuring meter 11, so that the rapid measurement is realized; the measured ferrule is rotated, and the reading value of the ferrule is compared with the measurement value of the rigid standard component, so that the size of the ferrule can be judged; the ferrule is rotated one turn, and the maximum and minimum reading difference is the ferrule ellipse.
When the inner diameter of a bearing ring 13 to be measured is measured, three equal-height end face measuring fulcrums 9 are respectively arranged in a vertical shaft upper half shaft, a third quadrant T-shaped groove and a four quadrant T-shaped groove, two equal-height radial measuring fulcrums 10 are respectively arranged in a vertical shaft upper half shaft T-shaped groove and a horizontal shaft right half shaft T-shaped groove, a measuring meter is arranged in a vertical shaft lower half shaft T-shaped groove, and the radial measuring fulcrums 10 and the measuring meter 11 are arranged on the inner side of the bearing ring to be measured; the measuring method is the same principle as the outer diameter measuring method described above.
The invention is not described in detail in the prior art, and although the invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of implementing the technical solution are numerous, and only the preferred embodiments of the invention have been described above, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims, which are within the scope of the invention.
Claims (5)
1. A dimension measuring instrument for a thin-wall flexible bearing ring comprises a base (1), an inclined positioning mechanism and a measuring table (2), wherein the inclined positioning mechanism is arranged on the upper part of the base (1), and the measuring table (2) is arranged on the upper part of the inclined positioning mechanism; the method is characterized in that: the inclined positioning mechanism is composed of a left supporting seat frame (3), a right supporting seat frame (4) and a positioning frame (5), the left supporting seat frame (3) and the right supporting seat frame (4) are symmetrically arranged at two ends of the top surface of the base (1), and the positioning frame (5) is arranged between the left supporting seat frame (3) and the right supporting seat frame (4) and is in triangular arrangement with the left supporting seat frame (3) and the right supporting seat frame (4); the measuring table (2) is of a rectangular plate structure, a measuring mechanism is arranged at the top of the measuring table (2), and a rotary shaft seat (6) and an arc-shaped positioning plate (7) which are correspondingly matched and installed with the inclined positioning mechanism are further arranged at the bottom of the measuring table (2).
2. The thin-walled flexible bearing ring dimension measuring instrument according to claim 1, wherein: the measuring mechanism is integrally arranged into a 'meter' -shaped T-shaped groove (8), an end face measuring fulcrum (9), a radial measuring fulcrum (10) and a measuring meter (11) which are used for measuring a bearing ring (13) to be measured are respectively arranged in the T-shaped groove (8), the end face measuring fulcrum (9), the radial measuring fulcrum (10) and the measuring meter (11) slide and rub in the T-shaped groove (8), and the centers of all the T-shaped grooves (8) are not communicated with one another.
3. The thin-walled flexible bearing ring dimension measuring instrument according to claim 1, wherein: the left supporting seat frame (3), the right supporting seat frame (4) and the positioning frame (5) are all of isosceles triangle plate structures, and circular ear plates are arranged at the tops of the isosceles triangle plates.
4. The thin-walled flexible bearing ring dimension measuring instrument according to claim 1, wherein: the center of the rotary shaft seat (6) is provided with a through hole structure and is fixedly connected with the left supporting seat frame (3) and the right supporting seat frame (4) by arranging a locking nut (12); the middle part of the arc-shaped positioning plate (7) is of a hollow structure and is fixedly connected with the positioning frame (5) through the arrangement of a locking nut (12).
5. The thin-walled flexible bearing ring dimension measuring instrument according to claim 2, wherein: the measuring table (2) is divided into a first quadrant, a second quadrant, a third quadrant and a fourth quadrant by the 'M' -shaped T-shaped groove (8), the included angle between the first quadrant, the second quadrant and the third quadrant T-shaped groove (8) is 60 degrees, and the included angle is uniformly divided from a horizontal axis; the included angle of the first two-quadrant T-shaped groove (8) and the first three-quadrant T-shaped groove (8) is 120 degrees, and the included angles are equally divided from a vertical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022752031.6U CN213301148U (en) | 2020-11-25 | 2020-11-25 | Thin-wall flexible bearing ring size measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022752031.6U CN213301148U (en) | 2020-11-25 | 2020-11-25 | Thin-wall flexible bearing ring size measuring instrument |
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| Publication Number | Publication Date |
|---|---|
| CN213301148U true CN213301148U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022752031.6U Active CN213301148U (en) | 2020-11-25 | 2020-11-25 | Thin-wall flexible bearing ring size measuring instrument |
Country Status (1)
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|---|---|
| CN (1) | CN213301148U (en) |
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2020
- 2020-11-25 CN CN202022752031.6U patent/CN213301148U/en active Active
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