CN103471489A - Fastener perpendicularity detection tool - Google Patents

Fastener perpendicularity detection tool Download PDF

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Publication number
CN103471489A
CN103471489A CN2013103914043A CN201310391404A CN103471489A CN 103471489 A CN103471489 A CN 103471489A CN 2013103914043 A CN2013103914043 A CN 2013103914043A CN 201310391404 A CN201310391404 A CN 201310391404A CN 103471489 A CN103471489 A CN 103471489A
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CN
China
Prior art keywords
securing
centering
fastener
verticality
tested
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2013103914043A
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Chinese (zh)
Inventor
王诗成
程艺博
李子琴
程全士
周杰
张柴华
穆延兵
刘艳琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan Aerospace Precision Machining Co Ltd
Original Assignee
Henan Aerospace Precision Machining Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Henan Aerospace Precision Machining Co Ltd filed Critical Henan Aerospace Precision Machining Co Ltd
Priority to CN2013103914043A priority Critical patent/CN103471489A/en
Publication of CN103471489A publication Critical patent/CN103471489A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the technical field of fastener detection tools, in particular to a fastener perpendicularity detection tool. The fastener perpendicularity detection tool comprises a sleeve body, wherein an inner hole, which extends along the forward and backward directions, is formed in the sleeve body; an inlet, into which a rod part of a detected fastener is inserted, is formed in the front end of the inner hole; the inner hole comprises a centering section; the centering section is provided with an internal thread which is matched with an external thread section at the rod part of the detected fastener; the front end of the sleeve body is provided with a reference end surface which is attached to a head supporting surface of the detected fastener and is a plane perpendicular to the central axis of the centering section. The fastener perpendicularity detection tool is high in detection efficiency. The problem of low measurement efficiency of the perpendicularity between the head supporting surface of a fastener and the axis of a rod part in the prior art is solved through the fastener perpendicularity detection tool.

Description

The securing member verticality detects frock
Technical field
The present invention relates to securing member and detect the frock technical field, particularly a kind of securing member verticality detects frock.
Background technology
As shown in Figure 1, securing member comprises head 1 and bar section 2, head 1 has the vertically disposed head supporting surface 3 with the axis A of bar section 1 near a side of bar section 2, " ⊥ " in Fig. 1 means vertical symbol, (tolerance value is: 0.10mm), in bar section 2, have external thread to have standard vertical degree tolerance between the axis A of head supporting surface 3 and bar section 2.
In the Aeronautics and Astronautics engine art, verticality between the axis of fastener head supporting surface and bar section can have a strong impact on the fatigue behaviour of securing member, in prior art, the method for the above-mentioned verticality of test has three kinds, is respectively lathe clamping signing method, projector scanning method and three-coordinates measuring machine method.While adopting lathe clamping signing method, tested securing member is clamped on the scroll chuck of lathe, then uses the sounding rod of dial gauge vertically towards the head supporting surface of tested securing member, the rotation machine tool chief axis is observed the jerk value of dial gauge; But, when measuring, the three-jaw card chuck that needs special car system to coordinate with the bar section of tested securing member, and there is the running accuracy error in the lathe vehicle body, and therefore, this detection method is detection efficiency low (being about 3 minutes/part) not only, and the detection error is larger.While adopting the projector scanning method, what measure is only the verticality in a cross section of tested securing member, can not react accurately the true vertical degree of tested securing member, and the measuring error of the method is larger.The three-coordinates measuring machine method is to utilize three-dimensional method of testing, and it is extremely low that the method is measured efficiency, is about 10-20 minute/part.Hence one can see that, existing test mode, exist waste time and energy, poor operability and the inefficient problem of measurement.
Summary of the invention
The object of the present invention is to provide a kind of securing member verticality to detect frock, with the head supporting surface that solves the securing member existed in prior art and the inefficient problem of squareness measurement between bar section axis.
To achieve these goals, the present invention adopts following technical scheme: the securing member verticality detects frock, comprise body, body has the endoporus extended along fore-and-aft direction, the front end of endoporus has the entrance entered for the bar section for tested securing member, endoporus comprises the centering section, the centering section has the internal thread for coordinating with the external thread section of tested fasteners shank, the front end of body has the datum end face for the laminating of the head supporting surface with tested securing member, and datum end face is the plane vertical with the central axis of centering section.
Described endoporus is the through hole that runs through body.
Endoporus also comprises inserting paragraph, and inserting paragraph is positioned at the front end of centering section, and the aperture of described inserting paragraph is not less than the large footpath of the internal thread of centering section.
Inserting paragraph is the unthreaded hole section.
The outer peripheral face of body is provided with the twisting anti-skid structure.
The twisting anti-skid structure is knurling structure.
Beneficial effect of the present invention: this detects frock in use, at first the external thread section of tested fasteners shank is screwed in fully to the centering section of body, now the datum end face of body contacts and fits with the head supporting surface of tested securing member, then use the clearance gauge plug in the gap between datum end face and head supporting surface, and circumferentially fill in examination along tested fasteners shank, if the clearance gauge of respective thickness can be filled in the gap between datum end face and head supporting surface, head supporting surface and the verticality between bar section axis that tested securing member is described are defective, if clearance gauge can not be filled in above-mentioned gap, head supporting surface and the verticality between bar section axis that tested securing member is described are qualified.Thereby this detection efficiency that detects frock is high.The invention solves the head supporting surface of the securing member existed in prior art and the inefficient problem of squareness measurement between bar section axis.
Further, the front end of centering section is provided with inserting paragraph, can reduce tested securing member external thread section and centering section internal thread coordinate stroke, improved detection efficiency.
Further, the twisting anti-skid structure can be so that be screwed into tested securing member external thread section the centering section of tested securing member, simultaneously convenient the external thread section of tested securing member screwed out from the centering section of body, improved detection efficiency.
The accompanying drawing explanation
Fig. 1 is the structural representation of securing member;
Fig. 2 is the structural representation that securing member verticality of the present invention detects the embodiment 1 of frock;
Fig. 3 is the front view under the use state (band is analysed and observe) that securing member verticality of the present invention detects the embodiment 1 of frock;
Fig. 4 is the left view under the use state that securing member verticality of the present invention detects the embodiment 1 of frock.
Embodiment
Securing member verticality of the present invention detects the embodiment 1 of frock, and In Figure 2-4: the securing member verticality detects frock and comprises body 11, and body 11 has the endoporus 12 extended along fore-and-aft direction, and endoporus 12 runs through the through hole of body for front and back in the present embodiment.The front end of endoporus 12 has the entrance entered for the bar section for tested securing member 15.Endoporus 12 comprises inserting paragraph and centering section 122 from front to back successively.The centering section has the internal thread coordinated for the external thread section with tested securing member 15 bar sections.The aperture of inserting paragraph is greater than the large footpath of internal thread, and in the present embodiment, inserting paragraph is unthreaded hole section 121.The front end of body 11 has the datum end face 13 for the head supporting surface close fit with tested securing member 15, and datum end face 13 is planes vertical with the central axis of centering section.The outer peripheral face of body 11 is provided with the twisting anti-skid structure, and this twisting anti-skid structure is knurling structure, and this knurling structure can be so that be screwed into the external thread section of tested fasteners shank the centering section of body or back-out from the centering section of body.
That the present invention has advantages of is simple in structure, be convenient to processing, easy to use and detection efficiency is high.
The use procedure of above-described embodiment 1: at first the external thread section of tested securing member 15 bar sections is screwed in fully to the centering section 122 of body 11 through the unthreaded hole section 121 of body 11, now the datum end face 13 of body 11 contacts and fits with tested securing member 15 head supporting surfaces, then use clearance gauge 14 plugs in the gap between datum end face 13 and head supporting surface, and circumferentially fill in examination along tested securing member 15 bar sections, this clearance gauge 14 has the gauge equated with standard vertical degree tolerance value, if clearance gauge 14 can be filled in the gap between datum end face 13 and head supporting surface, head supporting surface and the verticality between bar section axis that tested securing member is described are defective, if clearance gauge 14 can not be filled in above-mentioned gap, head supporting surface and the verticality between bar section axis that tested securing member is described are qualified.Above-mentioned testing process is simple to operate, can greatly improve detection efficiency, and this detection efficiency that detects frock was up to 10 seconds/part.
In other embodiments of the invention, the twisting anti-skid structure can also be the twisting face.
In other embodiments of the invention, can also save the twisting anti-skid structure, in use, directly adopt the outer peripheral face of spanner clamping body.
In other embodiments of the invention, the diameter of unthreaded hole section can also equal the large footpath of internal thread.
In other embodiments of the invention, endoporus can also be blind hole.
In other embodiments of the invention, endoporus can also only include the centering section, and saves inserting paragraph, and this endoporus is threaded hole.

Claims (6)

1. the securing member verticality detects frock, it is characterized in that: comprise body, body has the endoporus extended along fore-and-aft direction, the front end of endoporus has the entrance entered for the bar section for tested securing member, endoporus comprises the centering section, the centering section has the internal thread for coordinating with the external thread section of tested fasteners shank, and the front end of body has the datum end face for the laminating of the head supporting surface with tested securing member, and datum end face is the plane vertical with the central axis of centering section.
2. securing member verticality according to claim 1 detects frock, and it is characterized in that: described endoporus is the through hole that runs through body.
3. securing member verticality according to claim 1 detects frock, and it is characterized in that: endoporus also comprises inserting paragraph, and inserting paragraph is positioned at the front end of centering section, and the aperture of described inserting paragraph is not less than the large footpath of the internal thread of centering section.
4. securing member verticality according to claim 3 detects frock, and it is characterized in that: inserting paragraph is the unthreaded hole section.
5. detect frock according to the described securing member verticality of any one in claim 1-4, it is characterized in that: the outer peripheral face of body is provided with the twisting anti-skid structure.
6. securing member verticality according to claim 5 detects frock, and it is characterized in that: the twisting anti-skid structure is knurling structure.
CN2013103914043A 2013-08-30 2013-08-30 Fastener perpendicularity detection tool Pending CN103471489A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013103914043A CN103471489A (en) 2013-08-30 2013-08-30 Fastener perpendicularity detection tool

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Application Number Priority Date Filing Date Title
CN2013103914043A CN103471489A (en) 2013-08-30 2013-08-30 Fastener perpendicularity detection tool

Publications (1)

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CN103471489A true CN103471489A (en) 2013-12-25

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CN (1) CN103471489A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105364086A (en) * 2014-08-28 2016-03-02 安瑞科(蚌埠)压缩机有限公司 Measuring and machining method for open file in crosshead and auxiliary symmetry measuring device
CN105509621A (en) * 2016-01-27 2016-04-20 安徽华茂纺织股份有限公司 Device and method for verifying perpendicularity of working face of checking bearing of spinning frame relative to shaft hole
CN107101555A (en) * 2017-06-28 2017-08-29 贵州黎阳国际制造有限公司 A kind of detection means and method for measuring round piece rabbet surface diameter

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Publication number Priority date Publication date Assignee Title
US3844046A (en) * 1973-10-24 1974-10-29 Johnson Co Gage Stud for a movable gaging element and its combination with the gaging element and with a gage
CN201059952Y (en) * 2007-07-09 2008-05-14 陕西柴油机重工有限公司 Screw uprightness measurement gage
CN201615744U (en) * 2010-01-27 2010-10-27 德阳市东联机械成套设备厂 Crosshead tail hole bottom surface detection fixture for turbine main air valve manipulating pedestal
CN202582432U (en) * 2012-05-17 2012-12-05 河南航天精工制造有限公司 Length measuring device for guide threads of workpiece with external threads
CN203464887U (en) * 2013-08-30 2014-03-05 河南航天精工制造有限公司 Fastener verticality inspection tool

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3844046A (en) * 1973-10-24 1974-10-29 Johnson Co Gage Stud for a movable gaging element and its combination with the gaging element and with a gage
CN201059952Y (en) * 2007-07-09 2008-05-14 陕西柴油机重工有限公司 Screw uprightness measurement gage
CN201615744U (en) * 2010-01-27 2010-10-27 德阳市东联机械成套设备厂 Crosshead tail hole bottom surface detection fixture for turbine main air valve manipulating pedestal
CN202582432U (en) * 2012-05-17 2012-12-05 河南航天精工制造有限公司 Length measuring device for guide threads of workpiece with external threads
CN203464887U (en) * 2013-08-30 2014-03-05 河南航天精工制造有限公司 Fastener verticality inspection tool

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
沈宏昌: "螺栓支承面垂直度测量方法与检具定位部分设计", 《紧固件技术》, no. 1, 31 December 1995 (1995-12-31) *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105364086A (en) * 2014-08-28 2016-03-02 安瑞科(蚌埠)压缩机有限公司 Measuring and machining method for open file in crosshead and auxiliary symmetry measuring device
CN105364086B (en) * 2014-08-28 2018-03-02 安瑞科(蚌埠)压缩机有限公司 The measurement of crosshead internal arm, processing method and symmetry aided measurement device
CN105509621A (en) * 2016-01-27 2016-04-20 安徽华茂纺织股份有限公司 Device and method for verifying perpendicularity of working face of checking bearing of spinning frame relative to shaft hole
CN105509621B (en) * 2016-01-27 2018-08-14 安徽华茂纺织股份有限公司 Spinning frame false bearings working face is to axis hole perpendicularity calibrating device and method
CN107101555A (en) * 2017-06-28 2017-08-29 贵州黎阳国际制造有限公司 A kind of detection means and method for measuring round piece rabbet surface diameter

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Application publication date: 20131225