CN210892959U - Go-no go gauge capable of being rapidly measured - Google Patents
Go-no go gauge capable of being rapidly measured Download PDFInfo
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- CN210892959U CN210892959U CN201922458400.8U CN201922458400U CN210892959U CN 210892959 U CN210892959 U CN 210892959U CN 201922458400 U CN201922458400 U CN 201922458400U CN 210892959 U CN210892959 U CN 210892959U
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Abstract
The utility model relates to a but rapid survey's logical no-go gage, lead to the no-go gage body including the round platform form, the one end that leads to the no-go gage body is for leading to the rule end, and the other end is the no-go gage end, the external diameter that leads to the rule end is less than the external diameter of no-go gage end, just the external diameter difference scope that leads to rule end and no-go gage end is 0.02-0.15 mm. The utility model has the advantages of simple overall structure, one step can realize the measurement of through-hole, need not to divide two steps to go on, improved measuring efficiency to the cost of manufacture has been reduced.
Description
Technical Field
The utility model belongs to the technical field of the work piece is measured to the through-hole, concretely relates to can rapid survey's logical no-go gage.
Background
When the through hole is processed, the hole diameter needs to be measured by using a go-no-go gauge. And traditional logical no-go gage is both ends setting, and middle discontinuity, and the structure is loaded comparatively, moreover when measuring, needs both ends to go on respectively, not only influences measuring speed, has increased the cost of manufacture moreover.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a but rapid survey's logical no-go gage to solve the problem that measurement of efficiency is low.
The utility model discloses a but quick measurement's logical no-go gage is realized like this:
the utility model provides a can rapid survey lead to no-go gage, includes the logical no-go gage body of round platform form, the one end that leads to the no-go gage body is for leading to the rule end, and the other end is the no-go gage end, the external diameter that leads to the rule end is less than the external diameter of no-go gage end, just the external diameter difference range that leads to rule end and no-go gage end is 0.02-0.15 mm.
Further preferably, the difference range of the outer diameters of the go gauge end and the no-go gauge end is 0.05-0.1 mm.
Furthermore, the side surface of the go-no go gauge body is a smooth curved surface.
Further, a hand piece is arranged at the end part of the no-go gauge end.
Further, the hand piece is in a ring shape.
Further, the hand piece is in threaded connection with the end of the no-go gauge end.
Furthermore, the tip of no-go gage end is provided with the screw hole, the hand-held piece passes through the bolt and installs in the screw hole.
After the technical scheme is adopted, the utility model discloses the beneficial effect who has does:
the utility model discloses a lead to the no-go gage and be the round platform shape, and both ends are lead to rule end and no-go gage end respectively, and overall structure is simple, and one step can realize the measurement of through-hole, need not to divide two steps to go on, has improved measuring efficiency to the cost of manufacture has been reduced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a block diagram of a fast measuring go/no-go gauge according to a preferred embodiment of the present invention;
FIG. 2 is a front view of a fast measuring go/no-go gauge according to a preferred embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
in the figure: go through no-go gage body 1, go through rule end 2, no-go gage end 3, handheld piece 4, screw hole 5, bolt 6.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, a go-no go gauge capable of being rapidly measured comprises a circular truncated cone-shaped go-no go gauge body 1, one end of the go-no go gauge body 1 is a go gauge end 2, the other end of the go-no go gauge body is a no-go gauge end 3, the outer diameter of the go gauge end 2 is smaller than that of the no-go gauge end 3, and the difference range of the outer diameters of the go gauge end 2 and the no-go gauge end 3 is 0.02-0.15 mm.
In order to ensure the measurement accuracy of the go-no-go gauge, the difference between the outer diameters of the go-no-go gauge end 2 and the no-go gauge end 3 is preferably 0.05-0.1 mm.
When the aperture of the through hole is tested, the go gauge end 2 of the go-no go gauge body 1 needs to be inserted into the through hole, and in order to ensure the smoothness of the go-no go gauge body 1 entering the through hole, the side surface of the go-no go gauge body 1 is a smooth curved surface.
In order to facilitate the go-no go gauge body 1 to be put into the through hole or taken out of the through hole during measurement, a hand piece 4 is arranged at the end part of the no-go gauge end 3.
For the convenience of hand holding and the weight of the whole go-no-go gauge is reduced as much as possible, the hand piece 4 is in a circular ring shape.
In order to facilitate the disassembly and assembly of the hand piece 4, the hand piece 4 is in threaded connection with the end part of the no-go gauge end 3.
Specifically, the end part of the no-go gauge end 3 is provided with a threaded hole 5, and the hand piece 4 is installed in the threaded hole 5 through a bolt 6.
The hand piece 4 can be installed on the used go-no-go gauge body 1 according to the needs, and the application range of the hand piece 4 is enlarged.
When the aperture of the through hole is measured, a go-no go gauge with a proper specification is selected according to the standard aperture of the through hole and the allowable range of the aperture, the go-no go gauge end 2 of the go-no go gauge is inserted into the through hole, the go-no go gauge is continuously sent into the through hole, the no-go gauge end 3 cannot enter the through hole, and the measured through hole is qualified at the moment. If the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can pass through the through hole, the through hole is unqualified.
Example 1
The standard aperture of the through hole is 4.7, the error range is-0.02 to +0.02mm (not including end points), the specification of the go-no-go gauge is selected according to the aperture and the unreachable range, the outer diameter of the go-no-go gauge end 5 is 4.68mm, and the outer diameter of the no-go gauge end 3 is 4.72 mm.
When measurement is carried out, a hand piece 4 of the go-no go gauge is held by hand, the go-no go gauge body 1 is sent into the through hole from the go-no go gauge end 2, if the go-no go gauge end 2 can enter the through hole and the no-go gauge end 3 cannot enter the through hole, the aperture of the through hole is in the error range, and the through hole belongs to a qualified product; if the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can also pass through the through hole, the hole diameter of the through hole is not in the error range, and the through hole is unqualified.
Example 2
The standard aperture of the through hole is 5.5mm, the error range is-0.15 to +0.15mm (not including end point values), the specification of the go-no-go gauge is selected according to the aperture and the unreachable range, the outer diameter of the go-no-go gauge end 2 is 5.35mm, and the outer diameter of the no-go gauge end 3 is 5.65 mm.
The measurement is carried out according to the same method as the embodiment 1, if the go gauge end 2 can enter the through hole and the no-go gauge end 3 cannot enter the through hole, the aperture of the through hole is within the error range, and the through hole belongs to qualified products; if the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can also pass through the through hole, the hole diameter of the through hole is not in the error range, and the through hole is unqualified.
Example 3
The standard aperture of the through hole is 6.1mm, the error range is-0.05 to +0.05mm (not including end point values), the specification of the go-no-go gauge is selected according to the aperture and the unreachable range, the outer diameter of the go-no-go gauge end 2 is 6.05mm, and the outer diameter of the no-go gauge end 3 is 6.15 mm.
The measurement is carried out according to the same method as the embodiment 1, if the go gauge end 2 can enter the through hole and the no-go gauge end 3 cannot enter the through hole, the aperture of the through hole is within the error range, and the through hole belongs to qualified products; if the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can also pass through the through hole, the hole diameter of the through hole is not in the error range, and the through hole is unqualified.
Example 4
The standard aperture of the through hole is 3.8mm, the error range is-0.1 to +0.1mm (not including end point values), the specification of the go-no-go gauge is selected according to the aperture and the unreachable range, the outer diameter of the go-no-go gauge end 2 is 3.7mm, and the outer diameter of the no-go gauge end 3 is 3.9 mm.
The measurement is carried out according to the same method as the embodiment 1, if the go gauge end 2 can enter the through hole and the no-go gauge end 3 cannot enter the through hole, the aperture of the through hole is within the error range, and the through hole belongs to qualified products; if the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can also pass through the through hole, the hole diameter of the through hole is not in the error range, and the through hole is unqualified.
Example 5
The standard aperture of the through hole is 4.2mm, the error range is-0.075 to +0.075mm (not including end points), the specification of the go-no-go gauge is selected according to the aperture and the range, the outer diameter of the go-no-go gauge end 2 is 4.125mm, and the outer diameter of the no-go gauge end 3 is 4.275 mm.
The measurement is carried out according to the same method as the embodiment 1, if the go gauge end 2 can enter the through hole and the no-go gauge end 3 cannot enter the through hole, the aperture of the through hole is within the error range, and the through hole belongs to qualified products; if the go gauge end 2 can not enter the through hole or the no-go gauge end 3 can also pass through the through hole, the hole diameter of the through hole is not in the error range, and the through hole is unqualified.
The utility model discloses only can realize the measurement to the through-hole aperture through one step, need not to divide into two steps of operations, improved aperture measuring efficiency.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a but rapid survey's logical no-go gage, its characterized in that, includes logical no-go gage body (1) of round platform form, the one end that leads to no-go gage body (1) is for leading to rule end (2), and the other end is no-go gage end (3), the external diameter that leads to rule end (2) is less than the external diameter of no-go gage end (3), just the external diameter difference range that leads to rule end (2) and no-go gage end (3) is 0.02-0.15 mm.
2. A fast measuring go/no-go gauge according to claim 1, characterized in that the difference of the outer diameters of the go (2) and no-go (3) ends is in the range of 0.05-0.1 mm.
3. The go-no-go gauge capable of rapid measurement according to claim 1, characterized in that the side surface of the go-no-go gauge body (1) is a smooth curved surface.
4. A fast-measuring go-no-go gauge according to claim 1, characterized in that the end of the no-go gauge end (3) is provided with a hand piece (4).
5. A fast measuring go-no-go gauge according to claim 4, characterized in that the hand piece (4) is ring shaped.
6. A fast measuring go-no-go gauge according to claim 5, characterized in that the hand piece (4) is screwed to the end of the no-go gauge end (3).
7. A fast measuring go-no-go gauge according to claim 6, characterized in that the end of the no-go gauge end (3) is provided with a threaded hole (5), the hand piece (4) being mounted in the threaded hole (5) by means of a bolt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458400.8U CN210892959U (en) | 2019-12-30 | 2019-12-30 | Go-no go gauge capable of being rapidly measured |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458400.8U CN210892959U (en) | 2019-12-30 | 2019-12-30 | Go-no go gauge capable of being rapidly measured |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210892959U true CN210892959U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922458400.8U Active CN210892959U (en) | 2019-12-30 | 2019-12-30 | Go-no go gauge capable of being rapidly measured |
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| Country | Link |
|---|---|
| CN (1) | CN210892959U (en) |
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2019
- 2019-12-30 CN CN201922458400.8U patent/CN210892959U/en active Active
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