CN206095112U - Circular arc screw thread structure detection device - Google Patents
Circular arc screw thread structure detection device Download PDFInfo
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- CN206095112U CN206095112U CN201621134947.2U CN201621134947U CN206095112U CN 206095112 U CN206095112 U CN 206095112U CN 201621134947 U CN201621134947 U CN 201621134947U CN 206095112 U CN206095112 U CN 206095112U
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Abstract
The utility model discloses a circular arc screw thread structure detection device, including outer circular arc thread detection device and interior circular arc thread detection device, outer circular arc thread detection device includes go side ring gage and not -go -end ring gage, and go side ring gage and not -go -end ring gage are and have internal screw thread nut structure, cut off both ends incomplete thread, interior circular arc thread detection device includes go side feeler gauge and not -go -end feeler gauge, and go side feeler gauge and not -go -end feeler gauge are takes screwed double -screw bolt structure, the terminal taper, cut off both ends incomplete thread of being of double -screw bolt. The utility model discloses a measuring is verified to the crucial geometric parameters of circular arc screw in the outer circular arc screw of stock and the matched nut to the method of trafficability characteristic test, and easy operation is efficient, and detection effect is directly perceived and easily judge, 100% measuring of batch manufacture prestressed anchorage pole and nut is realized to the circular arc helicitic texture dimensional deviation can effective control cold rolling technology made, and it provides reliable guarantee to bear the weight of for the subsequent assembly of fastening system and work.
Description
Technical field
This utility model is related to thread detecting device, relates in particular to a kind of circular thread structure detection device.
Background technology
Circle-arc screw-thread structure, as a kind of new odd-pitch screw version, is the fastening of prestressing force blower foundation anchor pole
The excellent axial bearing capacity of system and the basic guarantee of fatigue life, but due to its tooth form structure it is more special, comprising arc radius,
The relatively multiparameter of contact angle, pitch error, central diameter error, circular runout, surface roughness and normal direction shape, to actual screw thread
Surface geometry dimensional measurement and accuracy of manufacture measurement bring certain difficulty, directly or indirectly have influence on the company of anchor pole fastening system
Reliability, assembly precision, interchangeability and practical application safety are connect, especially for the circle-arc screw-thread structure of batch production
Part, on the premise of structural member is not damaged, using convenient special detection means or utensil, to spiral shell in anchor pole external screw thread and nut
The accordance and assembly connection reliability of the helicitic texture parameter of stricture of vagina measures checking, for raising circular thread fastening system
Combination property, it is ensured that the operation stability of whole prestressing force blower foundation and safety are all extremely important.
Domestic circular thread structure measuring method conventional at present can be divided into
The contact type measurement of representative and the contactless survey based on profile formula optical scanning technique, machine vision image recognition technology
Amount.Contact type measurement therein, every kind of measuring method can only measure one or two parameters, and all be to measure number with characteristic point
According to integral status are represented, the conclusion for obtaining is more unilateral, it is impossible to the quality of circular thread structure is carried out more from macroeconomic significance
Plus objectively weigh；Although non-contact measurement can be tested and analyzed to the overall condition of measurement object, its measurement
Resolution and certainty of measurement are highly prone to the interference of external environment, and measurement system error is larger.In addition, above-mentioned measuring method
Work efficiency it is all very low, it is difficult to meet bulk article process detection and quality control requirements.
The content of the invention
The purpose of this utility model is to overcome shortcoming of the prior art, there is provided a kind of circular thread structure detection dress
Put.
For achieving the above object, this utility model is employed the following technical solutions：A kind of circular thread structure detection device, bag
External arc thread detecting device and Inner arc thread detecting device are included, external arc thread detecting device includes go side ring gauge and not-go-end
Ring gauge, go side ring gauge and not-go-end ring gauge are with female nut structure, cut two ends incomplete thread；Inner arc screw thread
Detection means includes go side feeler gauge and no-go end feeler gage, and go side feeler gauge and no-go end feeler gage are screwed bolt structure, stud
End is taper, cuts two ends incomplete thread.
The female thread crest of the go side ring gauge and tooth bottom are arc structure, Major Diam and external arc screw thread measured piece
External arc Major Diam maximum it is identical, diameter of thread is identical with measured piece external arc diameter of thread minima, by maximum guarantor
Demonstrate,prove big footpath and minimum ensures that path is tested.
The female thread crest of the not-go-end ring gauge and tooth bottom are flat-tope structure, the pitch diameter of thread and external arc screw thread measured piece
External arc pitch diameter of thread minima it is identical, ensure that central diameter and thread tooth type are tested by minimum.
The external arc screw thread measured piece is anchor pole.
The thread crest of the go side feeler gauge is arc structure, Bottom of Thread is flat-tope structure, Major Diam and Inner arc
The big footpath minima of screw thread measured piece is identical, ensures that big footpath and thread tooth type are tested by minimum.
The thread crest of the no-go end feeler gage is arc structure, Bottom of Thread is flat-tope structure, Major Diam and Inner arc
The big footpath maximum of screw thread measured piece is identical, ensures that big footpath and thread tooth type are tested by maximum.
The Inner arc screw thread measured piece is nut.
Circular thread structure detection device of the present utility model is using the method tested by property to anchor pole external arc screw thread
Carry out checking detection with the crucial geometric parameter of matching nut Inner arc screw thread, simple to operate, efficiency high, Detection results it is directly perceived and
It is easy to judge that the circular thread physical dimension deviation that can be manufactured with effective control cold rolling technique realizes batch micro operations prestressing force
100% detection of anchor pole and nut, carries for the follow-up assembling of fastening system and work and provides reliable guarantee.
Description of the drawings
Fig. 1 is the circular arc external thread structure schematic diagram of anchor pole.
Fig. 2 is the circular arc female thread structure schematic diagram of nut.
Fig. 3 is go side ring gauge structural representation.
Fig. 4 is the helicitic texture schematic diagram of go side ring gauge.
Fig. 5 is not-go-end ring gauge structural representation.
Fig. 6 is the helicitic texture schematic diagram of not-go-end ring gauge.
Fig. 7 is go side feeler gauge structural representation.
Fig. 8 is the helicitic texture schematic diagram of go side feeler gauge.
Fig. 9 is no-go end feeler gage structural representation.
Figure 10 is the helicitic texture schematic diagram of no-go end feeler gage.
Specific embodiment
A kind of circular thread structure detection device, including external arc thread detecting device and Inner arc thread detecting device,
External arc thread detecting device includes go side ring gauge 7 and not-go-end ring gauge 8, and go side ring gauge 7 and not-go-end ring gauge 8 are with female thread
Nut structure, cut two ends incomplete thread, Inner arc thread detecting device includes go side feeler gauge 9 and no-go end feeler gage 10, leads to
End plug rule 9 and no-go end feeler gage 10 are screwed bolt structure, and stud end is taper, cuts two ends incomplete thread,
Circular thread structure detection device be mainly used in the circular arc external screw thread to anchor pole and with the circular arc of the nut of anchor rod-matched in
Screw thread is detected, as shown in figure 1, the circular arc external thread structure of anchor pole is by crest circular arc 2, tangential straightway 1, tooth bottom circular arc
3 are connected in sequence, and are made using cold rolling technique, as shown in Fig. 2 the circular arc female thread structure of nut by upper half circular arc 4,
Tangential straightway 5 and crest 6 are connected in sequence.
As shown in Figure 3 and Figure 4, the female thread crest of go side ring gauge 7 and tooth bottom are arc structure, Major Diam and anchor pole
External arc Major Diam maximum it is identical, diameter of thread is identical with the external arc diameter of thread minima of anchor pole, by maximum guarantor
Demonstrate,prove big footpath and minimum ensures that path is tested.
As shown in Figure 5 and Figure 6, the female thread crest of not-go-end ring gauge 8 and tooth bottom are flat-tope structure, the pitch diameter of thread and anchor pole
External arc pitch diameter of thread minima it is identical, ensure that central diameter and thread tooth type are tested by minimum.
As shown in Figure 7 and Figure 8, the thread crest of go side feeler gauge 9 be arc structure, Bottom of Thread be flat-tope structure, screw thread
Big footpath is identical with the big footpath minima of nut, ensures that big footpath and thread tooth type are tested by minimum.
As shown in Figure 9 and Figure 10, the thread crest of no-go end feeler gage 10 be arc structure, Bottom of Thread be flat-tope structure, spiral shell
The big footpath of stricture of vagina is identical with the big footpath maximum of nut, ensures that big footpath and thread tooth type are tested by maximum.
Embodiment：
Central diameter is adopted for φ 45mm, the prestressed anchor fastening system of the high 3.36mm of circular thread pitch 8.5mm, tooth is carried out
Circular thread structure detection device is designed and quality testing.
Prestressed anchor fastening system is manufactured, wherein external arc Major Diam isThe pitch diameter of thread isDiameter of thread isMatching nut Inner arc Major Diam isThe pitch diameter of thread isDiameter of thread is
Design and Machining is used for the go side ring gauge of prestressed anchor external screw thread detection, and female thread crest and tooth bottom are circular arc knot
Structure, Major Diam is φ 48.28+0.05, diameter of thread is φ 41.584+0.03, ensure that big footpath and minimum ensure that path enters by maximum
Row test.
Design and Machining is used for the not-go-end ring gauge female thread crest of prestressed anchor external screw thread detection and tooth bottom is flat-top knot
Structure, the pitch diameter of thread is φ 44.54+0.03, the high 3.36mm of thread pitch 8.5mm, tooth ensures that central diameter and thread tooth type are carried out by minimum
Test.
Prestressed anchor circular thread quality is detected with go side ring gauge and not-go-end ring gauge, go side can be passed through
The screw-in of ring gauge is screwed out, it is impossible to carry out assembling with not-go-end ring gauge tighten for qualified, be otherwise considered as the defective work of dimension overproof.
Design and Machining is used for the stud shape go side feeler gauge of matching nut Inner arc screw thread, and thread crest is arc structure, spiral shell
Stricture of vagina tooth bottom is flat-tope structure, and Major Diam is φ 49.15-0.05, the high 3.36mm of thread pitch 8.5mm, tooth, by the big footpath of minimum guarantee
Tested with thread tooth type.
Design and Machining is used for the stud shape no-go end feeler gage of matching nut Inner arc screw thread, and thread crest is arc structure, spiral shell
Stricture of vagina tooth bottom is flat-tope structure, and Major Diam is φ 49.9-0.05, the high 3.36mm of thread pitch 8.5mm, tooth, by the big footpath of maximum guarantee
Tested with thread tooth type.
The nut Inner arc thread quality of prestressed anchor fastening system is detected with go side feeler gauge and no-go end feeler gage,
The screw-in that go side feeler gauge can be passed through is screwed out, it is impossible to carry out assembling with no-go end feeler gage tighten for qualified, be otherwise considered as chi
Very little overproof defective work.
Claims (7)
1. a kind of circular thread structure detection device, it is characterised in that：Including external arc thread detecting device and Inner arc screw thread
Detection means, external arc thread detecting device includes go side ring gauge and not-go-end ring gauge, and go side ring gauge and not-go-end ring gauge are and carry
The nut structure of female thread, cuts two ends incomplete thread；Inner arc thread detecting device includes go side feeler gauge and no-go end feeler gage,
Go side feeler gauge and no-go end feeler gage are screwed bolt structure, and stud end is taper, cuts two ends incomplete thread.
2. circular thread structure detection device according to claim 1, it is characterised in that：The female thread of the go side ring gauge
Crest and tooth bottom are arc structure, and Major Diam is identical with the external arc Major Diam maximum of external arc screw thread measured piece,
Diameter of thread is identical with measured piece external arc diameter of thread minima, ensures that big footpath and minimum ensure that path is surveyed by maximum
Examination.
3. circular thread structure detection device according to claim 1, it is characterised in that：The female thread of the not-go-end ring gauge
Crest and tooth bottom are flat-tope structure, and the pitch diameter of thread is identical with the external arc pitch diameter of thread minima of external arc screw thread measured piece,
Ensure that central diameter and thread tooth type are tested by minimum.
4. the circular thread structure detection device according to Claims 2 or 3, it is characterised in that：The external arc screw thread quilt
Survey part is anchor pole.
5. circular thread structure detection device according to claim 1, it is characterised in that：The ridge of the go side feeler gauge
It is flat-tope structure to push up as arc structure, Bottom of Thread, and Major Diam is identical with the big footpath minima of Inner arc screw thread measured piece, by most
It is little to ensure that big footpath and thread tooth type are tested.
6. circular thread structure detection device according to claim 1, it is characterised in that：The ridge of the no-go end feeler gage
It is flat-tope structure to push up as arc structure, Bottom of Thread, and Major Diam is identical with the big footpath maximum of Inner arc screw thread measured piece, by most
Ensure that big footpath and thread tooth type are tested greatly.
7. the circular thread structure detection device according to claim 5 or 6, it is characterised in that：The Inner arc screw thread quilt
Survey part is nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134947.2U CN206095112U (en) | 2016-10-18 | 2016-10-18 | Circular arc screw thread structure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621134947.2U CN206095112U (en) | 2016-10-18 | 2016-10-18 | Circular arc screw thread structure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206095112U true CN206095112U (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621134947.2U Active CN206095112U (en) | 2016-10-18 | 2016-10-18 | Circular arc screw thread structure detection device |
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| Country | Link |
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| CN (1) | CN206095112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113420394A (en) * | 2021-07-14 | 2021-09-21 | 中船重工海为郑州高科技有限公司 | Design method of arc threaded connection pair |
| CN116294888A (en) * | 2023-04-11 | 2023-06-23 | 北京力威尔航空精密机械有限公司 | Screw plug gauge capable of displaying service life and method for calibrating internal screw hole |
-
2016
- 2016-10-18 CN CN201621134947.2U patent/CN206095112U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113420394A (en) * | 2021-07-14 | 2021-09-21 | 中船重工海为郑州高科技有限公司 | Design method of arc threaded connection pair |
| CN113420394B (en) * | 2021-07-14 | 2022-10-11 | 中船重工海为郑州高科技有限公司 | Design method of arc threaded connection pair |
| CN116294888A (en) * | 2023-04-11 | 2023-06-23 | 北京力威尔航空精密机械有限公司 | Screw plug gauge capable of displaying service life and method for calibrating internal screw hole |
| CN116294888B (en) * | 2023-04-11 | 2023-12-08 | 北京力威尔航空精密机械有限公司 | Screw plug gauge capable of displaying service life and method for calibrating internal screw hole |
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