CN206056474U - Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter - Google Patents
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter Download PDFInfo
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- CN206056474U CN206056474U CN201620957658.6U CN201620957658U CN206056474U CN 206056474 U CN206056474 U CN 206056474U CN 201620957658 U CN201620957658 U CN 201620957658U CN 206056474 U CN206056474 U CN 206056474U
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Abstract
This utility model be related to it is a kind of be mainly used in it is quick, accurately detect the whether qualified flared fitting frustoconical bevel angle of hydraulic pressure, the intersection point diameter after 74 ° of the pressure pipe joint conical surface and small end conicity rounding and intersection point apparatus for detecting diameter, it is characterised in that include：The big end of angle lower limit, angle lower limit small end, the big end of the angle upper limit, angle upper limit small end, go side measuring surface and not-go-end measuring surface, the big end of the angle lower limit, angle lower limit small end, the big end of the angle upper limit, angle upper limit small end, go side measuring surface and not-go-end measuring surface are arranged in one piece of sample sheet material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter arranges the big end of angled lower limit and angle lower limit small end, the opposite side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter arranges the big end of the angled upper limit and angle upper limit small end.
Description
Technical field
This utility model be related to one kind be mainly used in it is quick, accurately detect hydraulic pressure, 74 ° of the pressure pipe joint conical surface and taper it is little
The flared fitting frustoconical bevel angle for holding the intersection point diameter after rounding whether qualified and intersection point apparatus for detecting diameter.
Background technology
In hydraulic pressure, pneumatic actuator system, between conduit, frequently with flared type connection, the mode of its connection utilizes overcoat to Jing
Nut inner thread is screwed with the external screw thread of pipe joint, 74 ° of male cone (strobilus masculinus)s of pipe joint is brought into close contact with pipe inner wall enlarging, while
The conduit outer wall of enlarging is fitted with flat ozzle so as to reach the purpose of sealing.In aeronautical product, its connection specification is typically adopted
The typical structure of HB4-1-2002, it is 74 ° ± 30 ' that the ozzle angle of pipe joint therein is, and small end conicity rounding is generally
R0.4 ± 0.2, the end face imaginary intersection point diameter after rounding are determined by pipe joint screw thread diameter.At present, pipe joint folder
74 ° ± 30 ' of angle is general using universal protractor measurement, by the base chi of manual constantly adjustment universal protractor during inspection, with true
Whether qualified determine angle, check that efficiency is low.And if intersection point diameter slide gauge hand dipping, as the diameter is space intersection
Size, position of intersecting point are space virtual point, it is impossible to which capturing position, accuracy of measurement are low, and detection efficiency is low, affect part to hand in time
Pay；And detect according to the mode of projector, testing cost is high.
Utility model content
To solve the effect that intersection point diameter of the existing detection technique after 74 ° of detection ozzle angle and small end conicity rounding is present
Rate is low, accuracy is low, high cost the problems such as, the utility model proposes a kind of accuracy it is high quick detection flared fitting cone
Face angle degree and intersection point diameter fast unit.
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end of angle lower limit, angle
Degree lower limit small end, the big end of the angle upper limit, angle upper limit small end, go side measuring surface and not-go-end measuring surface, the big end of the angle lower limit,
Angle lower limit small end, the big end of the angle upper limit, angle upper limit small end, go side measuring surface and not-go-end measuring surface are arranged at one piece of model
On material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter arranges the big end of angled lower limit and angle
It is big that the opposite side of degree lower limit small end, the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter arranges the angled upper limit
End and angle upper limit small end.
The go side measuring surface includes diameter control point and go side diameter control point.
The not-go-end measuring surface includes not-go-end diameter control point and not-go-end diameter control point.
The sample sheet material is carbon tool steel or alloy tool steel.
The hardness requirement of the sample sheet material is：More than HRC58.
This utility model is made up of one group of model, and each model is used for the pipe corresponding to the diameter of thread of a specification and connects
Head detection.Each model is made up of four " trapezoidal " mouths：74 ° of 30 ' " trapezoidal " mouth, 73 ° of 30 ' " trapezoidal " mouth, go side " trapezoidal " mouth
And not-go-end " trapezoidal " mouth.Wherein 74 ° 30 ' " trapezoidal " mouth is used to control the upper limit of part frustoconical bevel angle；73 ° of 30 ' " trapezoidal " mouth is used
In the lower limit of control part frustoconical bevel angle；Go side " trapezoidal " mouth is used to control imaginary intersection point diameter after part cone small end rounding
The upper limit；Not-go-end " trapezoidal " mouth is used for the lower limit for controlling imaginary intersection point diameter after part cone small end rounding.
According to Element Design, conventional pipe nipple screw thread be generally concentrated at M18 × 1.5, M24 × 1.5, M30 × 1.5, M33 ×
2 screw thread, therefore this detection means can be set to 4 pieces by thread size difference, with the inspection suitable for part different-diameter ozzle
Survey, reach general requirement.Sample sheet material selects carbon tool steel or alloy tool steel, and the hardness requirement after heat treatment is not low
In HRC58.
The beneficial effects of the utility model：
This utility model detects imaginary intersection point diameter by the method for model go side, not-go-end, it is to avoid space virtual intersection point
The inaccuracy of detection, while model secures angular range, it is to avoid the trouble that constantly manually adjusts in original detection method,
The low problem of detection efficiency.The auxiliary detection device detection is quick, and accurately, detection efficiency is very high.A set of auxiliary detection device
The inspection of common different type, different size part pipe nipple flared fitting frustoconical bevel angle and imaginary intersection point diameter can be met
Survey.Detection simple and convenient, quick and precisely, saves testing cost.
Operation principle：
Each model is made up of four " trapezoidal " mouths, wherein go side (T is labeled as on model) " trapezoidal " mouth, not-go-end " ladder
Shape " mouth is used for the detection of imaginary intersection point diameter after part cone small end rounding, 74 ° 30 ', 73 ° of 30 ' two " trapezoidal " mouth be used for zero
The detection of part frustoconical bevel angle.
Imaginary intersection point diameter is detected：The distance between Fig. 1 go sides diameter controls point 6,7 is to ozzle end face distance 1.5mm
The distance between the maximum of cone diameter of section, not-go-end diameter control point 9,10 are straight to ozzle end face distance 1.5mm cones section
The minima in footpath.When part cone is put into go side " trapezoidal " mouth, snap at diameter control point, part cone end face exceedes measurement
Face；Meanwhile, part cone is put into not-go-end " trapezoidal " mouth, snaps at diameter control point, and part cone end face is said not less than measuring surface
Bright intersection point diameter is qualified.If part cone is put into not-go-end " trapezoidal " mouth, snap at diameter control point, part cone end face exceedes to be surveyed
Amount face, illustrates that intersection point diameter is extra small, and part is unqualified；If part cone is put into go side " trapezoidal " mouth, snap at diameter control point,
Part cone end face illustrates intersection point diameter super large not less than measuring surface, and part is also unqualified；
Frustoconical bevel angle is detected：When part cone is near 74 ° of 30 ' " trapezoidal " mouth, " trapezoidal " mouth holds greatly printing opacity；Meanwhile, zero
Part cone near 73 ° of 30 ' " trapezoidal " mouth when, " trapezoidal " mouth small end printing opacity, then illustrate part frustoconical bevel angle at 74 ° 30 ' ~ 73 °
In the range of 30 ', part frustoconical bevel angle is qualified.If when part cone is all big end printing opacity near two " trapezoidal " mouth, illustrating zero
Part frustoconical bevel angle is more than 74 ° 30 ', and part is unqualified；If being all small end printing opacity, part frustoconical bevel angle is illustrated less than 73 ° 30 ',
Part is also unqualified.
Obviously, the Advantageous Effects of this utility model universal detection device are by cannot by original general measure instrument
The imaginary intersection point diameter of measurement is accurately positioned, the control to diameter of section is bored away from part cone end face 1.5mm is changed into, is improved zero
The accuracy of part cone end face diameter detection.This utility model universal detection device model secures angular range simultaneously, it is to avoid
Constantly manually adjust in original detection method, improve detection efficiency.
Reference
1. the big end of angle lower limit, 2. angle lower limit small end, the 3. big end of the angle upper limit, 4. angle upper limit small end, 5. go side survey
Amount face, 6. go side diameter control point, 7. go side diameter control point, 8. not-go-end measuring surface, 9. not-go-end diameter control point, 10. not-go-end
Diameter control point.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment：
Embodiment 1：
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end 1 of angle lower limit,
The big end 3 of angle lower limit small end 2, the angle upper limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8, under the angle
The big end 1, the big end 3 of angle lower limit small end 2, the angle upper limit of limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8 are equal
It is arranged in one piece of sample sheet material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter is provided with angle
The big end 1 of degree lower limit and the opposite side of angle lower limit small end 2, the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter
The big end 3 of the angled upper limit and angle upper limit small end 4 are set.
Embodiment 2：
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end 1 of angle lower limit,
The big end 3 of angle lower limit small end 2, the angle upper limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8, under the angle
The big end 1, the big end 3 of angle lower limit small end 2, the angle upper limit of limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8 are equal
It is arranged in one piece of sample sheet material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter is provided with angle
The big end 1 of degree lower limit and the opposite side of angle lower limit small end 2, the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter
The big end 3 of the angled upper limit and angle upper limit small end 4 are set.
The go side measuring surface 5 includes diameter control point 6 and go side diameter control point 7.
The not-go-end measuring surface 8 includes not-go-end diameter control point 9 and not-go-end diameter control point 10.
Embodiment 3：
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end 1 of angle lower limit,
The big end 3 of angle lower limit small end 2, the angle upper limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8, under the angle
The big end 1, the big end 3 of angle lower limit small end 2, the angle upper limit of limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8 are equal
It is arranged in one piece of sample sheet material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter is provided with angle
The big end 1 of degree lower limit and the opposite side of angle lower limit small end 2, the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter
The big end 3 of the angled upper limit and angle upper limit small end 4 are set.
The go side measuring surface 5 includes diameter control point 6 and go side diameter control point 7.
The not-go-end measuring surface 8 includes not-go-end diameter control point 9 and not-go-end diameter control point 10.
The sample sheet material is carbon tool steel or alloy tool steel.
Embodiment 4：
Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end 1 of angle lower limit,
The big end 3 of angle lower limit small end 2, the angle upper limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8, under the angle
The big end 1, the big end 3 of angle lower limit small end 2, the angle upper limit of limit, angle upper limit small end 4, go side measuring surface 5 and not-go-end measuring surface 8 are equal
It is arranged in one piece of sample sheet material, the side of the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter is provided with angle
The big end 1 of degree lower limit and the opposite side of angle lower limit small end 2, the flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter
The big end 3 of the angled upper limit and angle upper limit small end 4 are set.
The go side measuring surface 5 includes diameter control point 6 and go side diameter control point 7.
The not-go-end measuring surface 8 includes not-go-end diameter control point 9 and not-go-end diameter control point 10.
The sample sheet material is carbon tool steel or alloy tool steel.
The hardness requirement of the sample sheet material is：More than HRC58.
Imaginary intersection point diameter is detected：The distance between go side diameter control point 6,7 is to cut to ozzle end face distance 1.5mm cones
The distance between the maximum of face diameter, not-go-end diameter control point 9,10 are to bore diameter of section to ozzle end face distance 1.5mm
Minima.When part cone is put into go side " trapezoidal " mouth, snap at diameter control point, part cone end face exceedes measuring surface；Together
When, part cone is put into not-go-end " trapezoidal " mouth, snaps at diameter control point, and part cone end face illustrates to hand over not less than measuring surface
Spot diameter is qualified.If part cone is put into not-go-end " trapezoidal " mouth, snap at diameter control point, part cone end face exceedes measurement
Face, illustrates that intersection point diameter is extra small, and part is unqualified；If part cone is put into go side " trapezoidal " mouth, snap at diameter control point, zero
Part cone end face illustrates intersection point diameter super large not less than measuring surface, and part is also unqualified；
Frustoconical bevel angle is detected：When part cone is near 74 ° of 30 ' " trapezoidal " mouth, " trapezoidal " mouth holds greatly printing opacity；Meanwhile, zero
Part cone near 73 ° of 30 ' " trapezoidal " mouth when, " trapezoidal " mouth small end printing opacity, then illustrate part frustoconical bevel angle at 74 ° 30 ' ~ 73 °
In the range of 30 ', part frustoconical bevel angle is qualified.If when part cone is all big end printing opacity near two " trapezoidal " mouth, illustrating zero
Part frustoconical bevel angle is more than 74 ° 30 ', and part is unqualified；If being all small end printing opacity, part frustoconical bevel angle is illustrated less than 73 ° 30 ',
Part is also unqualified.
Claims (5)
1. flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter, it is characterised in that include：The big end of angle lower limit（1）、
Angle lower limit small end（2）, the big end of the angle upper limit（3）, angle upper limit small end（4）, go side measuring surface（5）With not-go-end measuring surface（8）,
The big end of the angle lower limit（1）, angle lower limit small end（2）, the big end of the angle upper limit（3）, angle upper limit small end（4）, go side measurement
Face（5）With not-go-end measuring surface（8）It is arranged in one piece of sample sheet material, the flared fitting frustoconical bevel angle and intersection point diameter
The side of detection means arranges the big end of angled lower limit（1）With angle lower limit small end（2）, the flared fitting frustoconical bevel angle
And the opposite side of intersection point apparatus for detecting diameter arranges the big end of the angled upper limit（3）With angle upper limit small end（4）.
2. flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter according to claim 1, it is characterised in that：It is described
Go side measuring surface（5）Including diameter control point（6）With go side diameter control point（7）.
3. flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter according to claim 1, it is characterised in that：It is described
Not-go-end measuring surface（8）Including not-go-end diameter control point（9）With not-go-end diameter control point（10）.
4. flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter according to claim 1, it is characterised in that：It is described
Sample sheet material is carbon tool steel or alloy tool steel.
5. flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter according to claim 1, it is characterised in that：It is described
The hardness requirement of sample sheet material is：More than the hardness of HRC58.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620957658.6U CN206056474U (en) | 2016-08-29 | 2016-08-29 | Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter |
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|---|---|---|---|
| CN201620957658.6U CN206056474U (en) | 2016-08-29 | 2016-08-29 | Flared fitting frustoconical bevel angle and intersection point apparatus for detecting diameter |
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| CN206056474U true CN206056474U (en) | 2017-03-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662962A (en) * | 2018-07-25 | 2018-10-16 | 沈阳精合数控科技开发有限公司 | A kind of go-no go gauge and its manufacturing method of quick inspection brake lining dovetail size |
| CN113586569A (en) * | 2021-07-14 | 2021-11-02 | 中国重汽集团济南动力有限公司 | Assembly method of exhaust pipe |
-
2016
- 2016-08-29 CN CN201620957658.6U patent/CN206056474U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108662962A (en) * | 2018-07-25 | 2018-10-16 | 沈阳精合数控科技开发有限公司 | A kind of go-no go gauge and its manufacturing method of quick inspection brake lining dovetail size |
| CN108662962B (en) * | 2018-07-25 | 2023-11-28 | 北京浦然轨道交通科技股份有限公司 | Go-no-go gauge for rapidly checking dovetail size of brake pad and manufacturing method thereof |
| CN113586569A (en) * | 2021-07-14 | 2021-11-02 | 中国重汽集团济南动力有限公司 | Assembly method of exhaust pipe |
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