CN204730774U - A kind of axle draw-in groove detection drift and no-go gage - Google Patents
A kind of axle draw-in groove detection drift and no-go gage Download PDFInfo
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- CN204730774U CN204730774U CN201520475455.9U CN201520475455U CN204730774U CN 204730774 U CN204730774 U CN 204730774U CN 201520475455 U CN201520475455 U CN 201520475455U CN 204730774 U CN204730774 U CN 204730774U
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- gage
- drift
- draw
- gauge block
- groove detection
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of axle draw-in groove detection drift and no-go gage, described drift comprises drift body and is fixed on two gauge blocks of described drift body opposite end, distance between the measuring surface of gauge block described in two is equal with the lower limit of the length permissible variation of tested draw-in groove, the surface of contact of described drift and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of measured piece.Described no-go gage comprises no-go gage body and is fixed on two gauge blocks of no-go gage body opposite end, distance between the measuring surface of gauge block described in two is equal with the upper limit of the length permissible variation of tested draw-in groove, the surface of contact of described no-go gage and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of measured piece.Adopt semicircle opening to design, well avoid interfering; Simultaneously owing to simulating actual parts environment for use, its result is very accurate.The manufacturing accuracy of this cubing just can be able to be completed by flat stone mill, and can realize product and entirely examine, very efficient and with low cost.
Description
Technical field
The utility model relates to a kind of measurer, particularly relates to a kind of drift and no-go gage.
Background technology
Axial workpiece plays all kinds of carrying usually, gearing, design is conveniently installed other parts all kinds of, as shelves tooth, bearing, jump ring etc. can design a series of card slot structure on the external diameter of axle, the usual precision of this class formation is higher to be not more than usually in 0.1mm.Mainly contain following several for this class formation traditional detection way:
(1) adopt the apparatus measures such as universal tool-measuring microscope, projector, this way can realize the reading of size; But apparatus value height needs the cost of 10-20 ten thousand usually, can not realize the full inspection of part, it is not high that the coarse situation of examinate proficiency and measuring surface affects precision, precise manner when can not react part actual use.
(2) adopt vernier class, Corkscrews cubing, this type of cubing can detect such length, but the low personal error of accuracy of detection is large, is limited by adjacent position shape simultaneously and may not realizes detecting.
(3) adopt programmed control, this type of way can not confirm concrete length value, once lathe breaks down, parts batch can be caused to scrap.
Utility model content
Technical problem to be solved in the utility model is to provide that a kind of accuracy of detection is high, handled easily, a kind of axle draw-in groove detection drift that processing cost is low.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of axle draw-in groove detection drift, it is characterized in that: described drift comprises drift body and is fixed on two gauge blocks of described drift body opposite end, plane perpendicular with described no-go gage body length bearing of trend on described gauge block is measuring surface, distance between the measuring surface of gauge block described in two is equal with the lower limit of the length permissible variation of tested draw-in groove, the surface of contact of described drift and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of described measured piece.
As preferred technical scheme, be positioned at described survey mass radial extension inside described drift body of described drift body one end.
As preferred technical scheme, be positioned at described drift body two ends two described in survey mass is radial inside described drift body extends.
As preferred technical scheme, on described drift body and described drift body, described in fixing two, gauge block is integral type structure.
As preferred technical scheme, the outside surface of described drift is provided with handle.
Another technical matters to be solved in the utility model be to provide with above-mentioned drift with the use of a kind of axle draw-in groove detection no-go gage that a kind of accuracy of detection is high, handled easily, processing cost are low.
For solving the problems of the technologies described above, the technical solution of the utility model is: described no-go gage comprises no-go gage body and is fixed on two gauge blocks of no-go gage body opposite end, plane perpendicular with described no-go gage body length bearing of trend on described gauge block is measuring surface, distance between the measuring surface of gauge block described in two is equal with the upper limit of the length permissible variation of tested draw-in groove, the surface of contact of described no-go gage and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of described measured piece.
As preferred technical scheme, be positioned at described survey mass radial extension inside described no-go gage body of described no-go gage body one end.
As preferred technical scheme, be positioned at described no-go gage body two ends two described in survey mass is radial inside described no-go gage body extends.
As preferred technical scheme, on described no-go gage body and described no-go gage body, described in fixing two, gauge block is integral type structure.
As preferred technical scheme, the outside surface of described no-go gage is provided with handle.
Owing to have employed technique scheme, adopt semicircle opening to design, no matter near part step position for which kind of structure can be avoided interfering, while make its result very accurate owing to simulating actual parts environment for use.The manufacturing accuracy of cubing is controlled in the state that just can be able to be completed by flat stone mill by this cubing cleverly, the cubing manufacture of minimum 0.001mm precision can be realized by high precision plane, corresponding then the length of bench of minimum 0.01mm length tolerance can be detected, and product can be realized entirely examine, very efficient and with low cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment drift;
Fig. 2 is the structural representation of another embodiment drift of the utility model;
Fig. 3 is the structural representation of the utility model embodiment no-go gage;
Fig. 4 is the structural representation of another embodiment no-go gage of the utility model.
Embodiment
As shown in Figure 1, a kind of axle draw-in groove detection drift, described drift comprises drift body 1 and is fixed on the gauge block 2 of opposite end and the gauge block 21 of described drift body 1, and described gauge block 2 and gauge block 21 are fixed on described drift body 1 by bolt 3.Described gauge block 2 and gauge block 21 also can be connected on described drift body 1.On described gauge block 2 and gauge block 21, the plane perpendicular with described drift body 1 length bearing of trend is measuring surface 51 and measuring surface 52, and the distance between described measuring surface 51 and measuring surface 52 is equal with the lower limit of the length permissible variation of tested draw-in groove.Be positioned at described gauge block 2 and gauge block 21 radial extension inside described drift body 1 at described drift body 1 two ends.The surface of contact 4 of described drift and detected member is semicircle cambered surface, and the diameter of described drift surface of contact 4 is greater than the external diameter of surveyed workpiece.Described two gauge blocks are radial inside described drift body 1 to be extended, and is conducive to the contact area increasing gauge block and workpiece on the one hand, improves accuracy of detection; On the other hand, be conducive to reducing burr, improve the machining precision of gauge block.
Another embodiment of the utility model drift, as shown in Figure 2, be positioned at described survey mass 2 radial extension inside described drift body 1 of described drift body 1 one end, the surface of contact of described gauge block 22 is concordant with the surface of contact of drift body 1.This scheme is convenient to measure that one end is groove, one end is the structure of boss.
Preferably, fixing on described drift body 1 and described drift body 1 gauge block is integral type structure.
For the ease of operation, can on the outside surface of described drift body mounting handle.Described handle does not illustrate in the drawings, and described handle can be integral type structure with drift, also can split typely be arranged on drift body.
Match with above-mentioned drift a kind of axle draw-in groove detection no-go gage used, as shown in Figure 3, described no-go gage comprises no-go gage body 8 and is fixed on two gauge blocks 6 and the gauge block 61 of no-go gage body opposite end, on described gauge block 6 and gauge block 61, the plane perpendicular with described no-go gage body 8 length bearing of trend is measuring surface 91 and measuring surface 92, distance between described measuring surface 91 and measuring surface 92 is equal with the upper limit of the length permissible variation of tested draw-in groove, the surface of contact 10 of described no-go gage and detected member is semicircle cambered surface, and the diameter of described no-go gage surface of contact 10 is greater than the external diameter of surveyed part.Be positioned at described no-go gage two ends two described in gauge block 6 and gauge block 61 are radial inside described no-go gage body 8 extends.Gauge block described in two is radial inside described no-go gage body 8 to be extended, and is conducive to the contact area increasing gauge block and workpiece on the one hand, improves accuracy of detection; On the other hand, be conducive to reducing burr, improve the machining precision of gauge block.
As shown in Figure 4, another embodiment of the utility model no-go gage, be positioned at described gauge block 6 radial extension inside described no-go gage body 8 of described no-go gage one end, the surface of contact of described gauge block 62 is concordant with the surface of contact of no-go gage body 8.This scheme is convenient to measure that one end is groove, one end is the structure of boss.
Preferably, on described no-go gage body 6 and described no-go gage body 6, described in fixing two, gauge block is integral type structure.
For ease of actual measurement operation, the outside surface of described no-go gage body is provided with handle.Described handle does not illustrate in the drawings, and described handle can be integral type structure with no-go gage, also can split typely be arranged on no-go gage body.
In actual measurement process, described drift and described no-go gage support the use.When measuring part, described drift can insert, described no-go gage can not insert be qualified.Otherwise if no-go gage passes through or drift cannot pass through, workpiece is defective.
Owing to have employed technique scheme, adopt semicircle opening to design, no matter near part step position for which kind of structure can be avoided interfering, while make its result very accurate owing to simulating actual parts environment for use.The manufacturing accuracy of cubing is controlled in the state that just can be able to be completed by flat stone mill by this cubing cleverly, the cubing manufacture of minimum 0.001mm precision can be realized by high precision plane, corresponding then the length of bench of minimum 0.01mm length tolerance can be detected, and product can be realized entirely examine, very efficient and with low cost.
More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. an axle draw-in groove detection drift, it is characterized in that: described drift comprises drift body and is fixed on two gauge blocks of described drift body opposite end, plane perpendicular with described drift body length bearing of trend on described gauge block is measuring surface, distance between the measuring surface of gauge block described in two is equal with the lower limit of the length permissible variation of tested draw-in groove, the surface of contact of described drift and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of described detected member.
2. a kind of axle draw-in groove detection drift as claimed in claim 1, is characterized in that: the described survey mass radial extension inside described drift body being positioned at described drift body one end.
3. a kind of axle draw-in groove detection drift as claimed in claim 1, is characterized in that: be positioned at described drift body two ends two described in survey mass is radial inside described drift body extends.
4. a kind of axle draw-in groove detection drift as claimed any one in claims 1 to 3, is characterized in that: on described drift body and described drift body, described in fixing two, gauge block is integral type structure.
5. a kind of axle draw-in groove detection drift as claimed in claim 4, is characterized in that: the outside surface of described drift is provided with handle.
6. match with a kind of axle draw-in groove detection drift according to claim 1 a kind of axle draw-in groove detection no-go gage used, it is characterized in that: described no-go gage comprises no-go gage body and is fixed on two gauge blocks of no-go gage body opposite end, plane perpendicular with described no-go gage body length bearing of trend on described gauge block is measuring surface, distance between the measuring surface of gauge block described in two is equal with the upper limit of the length permissible variation of tested draw-in groove, the surface of contact of described no-go gage and detected member is semicircle cambered surface, and the diameter of described surface of contact is greater than the external diameter of described detected member.
7. a kind of axle draw-in groove detection no-go gage as claimed in claim 6, is characterized in that: the described survey mass radial extension inside described no-go gage body being positioned at described no-go gage body one end.
8. a kind of axle draw-in groove detection no-go gage as claimed in claim 6, is characterized in that: be positioned at described no-go gage body two ends two described in survey mass is radial inside described no-go gage body extends.
9. a kind of axle draw-in groove detection no-go gage according to any one of claim 6 to 8, is characterized in that: on described no-go gage body and described no-go gage body, described in fixing two, gauge block is integral type structure.
10. a kind of axle draw-in groove detection no-go gage as claimed in claim 9, is characterized in that: the outside surface of described no-go gage is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475455.9U CN204730774U (en) | 2015-07-06 | 2015-07-06 | A kind of axle draw-in groove detection drift and no-go gage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475455.9U CN204730774U (en) | 2015-07-06 | 2015-07-06 | A kind of axle draw-in groove detection drift and no-go gage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204730774U true CN204730774U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520475455.9U Expired - Fee Related CN204730774U (en) | 2015-07-06 | 2015-07-06 | A kind of axle draw-in groove detection drift and no-go gage |
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| CN (1) | CN204730774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174066A (en) * | 2019-04-22 | 2019-08-27 | 陕西法士特齿轮有限责任公司 | Cubing and processing method and its method of inspection of the sharp slot to axial end distance on axis |
-
2015
- 2015-07-06 CN CN201520475455.9U patent/CN204730774U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174066A (en) * | 2019-04-22 | 2019-08-27 | 陕西法士特齿轮有限责任公司 | Cubing and processing method and its method of inspection of the sharp slot to axial end distance on axis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20170706 |