CN209868367U - Limiting and quick-changing detection clamp for bearing seat parts - Google Patents

Abstract

The utility model relates to a detect technical field, concretely relates to spacing, quick change detection anchor clamps for bearing frame class part. Utility model regards as detecting anchor clamps, can accomplish the detection of part excircle, reference surface, hole, axial hole position, radial hole position, appearance profile etc. and repeated detection error is little, after the main part of renewal again, also need not to establish the coordinate system again, can realize the part and directly detect. The technical proposal of the utility model comprises a base, a main body and a cover plate which are arranged from bottom to top in sequence; the cover plate, the main body and the base are sequentially connected from top to bottom.

Description

Limiting and quick-changing detection clamp for bearing seat parts

Technical Field

The utility model relates to a detect technical field, concretely relates to spacing, quick change detection anchor clamps for bearing frame class part, the spacing detection of the less, thin wall bearing frame class part of mainly used diameter to can be accurate, other detection anchor clamps of quick replacement.

Background

Among the gas turbine components are many family parts of the bearing housing class. When the parts are detected, a batch of parts comprises a plurality of part numbers, and the number of the part numbers is different. When three-coordinate detection is carried out, a coordinate system must be established again every time a part is replaced, so that the detection accuracy is low, the repeated positioning performance is poor, the period is long, the efficiency is low and the like. In order to ensure accuracy and repeatability, a constraint limit detection clamp needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spacing, quick change detect anchor clamps for bearing frame class part.

For solving the problems existing in the prior art, the technical scheme of the utility model is that: the utility model provides a spacing, quick change detect anchor clamps for bearing frame class part which characterized in that: comprises a base, a main body and a cover plate which are arranged from bottom to top in sequence;

the base is in a round cake shape with a notch at one side of the bottom, a step-shaped through hole is formed in the center of the round cake shape, a first pin is arranged at the bottom of the step-shaped through hole, 3 first threaded holes are uniformly distributed around the step-shaped through hole, a positioning pin is arranged between the two threaded holes, and lightening holes are formed in the 3 first threaded holes and the bottom of the positioning pin respectively;

the structure of the main body is a plane of six upright posts which extend upwards on the circumference of the integrated forming, the upright posts are unevenly arranged on the plane, the center of the plane is provided with a threaded hole II connected with the double-headed screw, the bottom of the threaded hole II is provided with a pin II, 3 counter bores corresponding to the positions of the 3 threaded holes I are uniformly distributed around the threaded hole II, the base and the main body are connected into a whole through the 3 screws I, and a through hole I corresponding to the position of a positioning pin is arranged between the two counter bores; the center of the top of each upright post is provided with a hole;

the cover plate is in a quincunx shape, a through hole II is formed in the center of the quincunx, a through hole III corresponding to the top hole of the upright column is formed in the end part of the extending end of the quincunx, and the center edge of the bottom of the quincunx is in an L shape;

and the second threaded hole in the main body is connected with the stepped through hole of the cover plate through a double-headed screw.

The double-end screw rod extends out of the cover plate and is fixed through a nut.

And a gasket is arranged on the double-head screw at the bottom of the nut.

Compared with the prior art, the utility model has the advantages as follows:

the utility model has the advantages of effective and reliable constraint and limit, convenient assembly and disassembly, and rapid and accurate replacement of the main body;

the utility model can effectively restrain the excircle and the datum plane of the part, and can be used for detecting bearing seat family parts;

the utility model relates to a detect anchor clamps, can accomplish the detection of part excircle, reference surface, hole, axial hole position, radial hole position, appearance profile etc. and repeated detection error is little, after the main part of renewal again, also need not to establish the coordinate system again, can realize the part and directly detect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic structural view of a base;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic structural view of the body;

FIG. 6 is a cross-sectional view B-B of FIG. 5;

FIG. 7 is a schematic view of the structure of the cover plate;

FIG. 8 is a cross-sectional view C-C of FIG. 7;

FIG. 9 is a schematic view of a double-headed screw structure;

FIG. 10 is a cross-sectional view D-D of FIG. 9;

fig. 11 is a reference diagram of the usage state of the present invention;

FIG. 12 is a top view of FIG. 11;

FIG. 13 is a cross-sectional view E-E of FIG. 12;

in the figure, 1, a base; 2. a main body; 3. a cover plate; 4. a gasket; 5. a nut; 6. a double-ended screw; 7. positioning pins; 8. a stepped through-hole; 9. a first screw; 10. a first pin; 11. a second screw; 12. a second pin; 13. a first threaded hole; 14. a second threaded hole; 15. a counter bore; 16. a first through hole; 17. an aperture; 18. a second through hole; 19. a third through hole; 20. and (4) parts.

Detailed Description

The design is described in detail below with reference to the attached drawing figures:

a limiting and quick-change detection fixture for bearing seat type parts (see figures 1-10) comprises a base 1, a main body 2 and a cover plate 3 which are sequentially arranged from bottom to top;

the base 1 is in a round cake shape with a notch formed in one side of the bottom, a step-shaped through hole 8 is formed in the center of the round cake shape, a first pin 10 is arranged at the bottom of the step-shaped through hole 8, 3 first threaded holes 13 are uniformly distributed around the step-shaped through hole 8, a positioning pin 7 is arranged between the two threaded holes, and lightening holes are formed in the 3 first threaded holes 13 and the bottom of the positioning pin 7 respectively;

the main body 2 is structurally an integrally formed plane with six upright posts extending upwards on the circumference, the upright posts are unevenly arranged on the plane, the center of the plane is provided with a threaded hole II 14 connected with the double-end screw 6 of the base 1, the bottom of the threaded hole II 14 is provided with a pin II 12, the periphery of the threaded hole II 14 is uniformly provided with 3 counter bores 15 corresponding to the positions of 3 threaded holes I13, the base 1 and the main body 2 are connected into a whole through 3 screws I9, and a through hole I16 corresponding to the position of a positioning pin 7 is arranged between the two counter bores 15; the center of the top of each upright post is provided with a hole 17;

the cover plate 3 is in a quincunx shape, a through hole II 18 is arranged in the center of the quincunx shape, a through hole III 19 corresponding to a top hole 17 of the upright post is arranged at the end part of the extending end of the quincunx shape, and the center edge of the bottom of the quincunx shape is arranged in an L shape;

the second threaded hole 14 in the main body 2 is connected with the stepped through hole 8 in the cover plate 3 through the double-threaded screw 6, the double-threaded screw 6 extends out of the cover plate 3 and is fixed through the nut 5, and the double-threaded screw 6 at the bottom of the nut 5 is provided with the gasket 4.

The utility model discloses a use (see fig. 11-fig. 13):

when the fixing device is used, the first pin 10 on the base 1 is placed in a corresponding counter bore of the three-coordinate platform, the position of the side plane is adjusted to be approximately vertical to the X direction, and the second screw 11 is screwed down to fix the base 1 and the platform. Put into 1 step through-hole 8 of base with 2 bottom pins 12 of main part, make simultaneously through-hole 16 on the main part 2 cooperate with locating pin 7, 3 counterbores on the main part 2 and 3 screw holes on the base 1 are connected with 3 screws 9, twist double threaded screw 6 in 2 bottom screw threads of main part, the part penetrates in double threaded screw 6, make 20 excircles of part and hole cooperation, the reference surface pastes with the up end, penetrate double threaded screw 6 with apron 3 in, the position has been adjusted, put gasket 4, screw up nut 5 with the spanner, just can realize the location and the restraint restriction to the part.

And loosening the nut 5, taking off the gasket 4, removing the cover plate 3, screwing off the double-head screw 6, then removing the 3 screws I9, and taking out the main body 2 to replace the main bodies with the same structure and different sizes.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention all belong to the protection scope of the present invention.

Claims (3)

1. The utility model provides a spacing, quick change detect anchor clamps for bearing frame class part which characterized in that: comprises a base (1), a main body (2) and a cover plate (3) which are arranged from bottom to top in sequence;

the base (1) is in a round cake shape with a notch formed in one side of the bottom, a step-shaped through hole (8) is formed in the center of the round cake shape, a first pin (10) is arranged at the bottom of the step-shaped through hole (8), 3 first threaded holes (13) are uniformly distributed in the periphery of the step-shaped through hole (8), a positioning pin (7) is arranged between the two threaded holes, and lightening holes are formed in the bottoms of the 3 first threaded holes (13) and the positioning pin (7) respectively;

the main body (2) is structurally an integrally formed plane with six upright posts extending upwards on the circumference, the upright posts are unevenly arranged on the plane, the center of the plane is provided with a threaded hole II (14) connected with the double-end screw (6), the bottom of the threaded hole II (14) is provided with a pin II (12), the periphery of the threaded hole II (14) is uniformly provided with 3 counter bores (15) corresponding to the positions of the 3 threaded holes I (13), the base (1) and the main body (2) are connected into a whole through 3 screws I (9), and a through hole I (16) corresponding to the position of the positioning pin (7) is arranged between the two counter bores (15); the center of the top of each upright post is provided with a hole (17);

the cover plate (3) is in a quincunx shape, a through hole II (18) is formed in the center of the quincunx shape, a through hole III (19) corresponding to a top hole (17) of the upright column is formed in the end part of the extending end of the quincunx shape, and the center edge of the bottom of the quincunx shape is L-shaped;

and a second threaded hole (14) in the main body (2) is connected with the step-shaped through hole (8) of the cover plate (3) through a double-headed screw (6).

2. The limiting and quick-change detection clamp for bearing seat parts according to claim 1, is characterized in that: the double-end screw (6) extends out of the cover plate (3) and is fixed through a nut (5).

3. The limiting and quick-change detection clamp for bearing seat parts according to claim 2, is characterized in that: and a gasket (4) is arranged on the double-head screw rod (6) at the bottom of the nut (5).