CN206450162U - A kind of detection means of vane rivet head screwed hole wall thickness - Google Patents
A kind of detection means of vane rivet head screwed hole wall thickness Download PDFInfo
- Publication number
- CN206450162U CN206450162U CN201621454344.0U CN201621454344U CN206450162U CN 206450162 U CN206450162 U CN 206450162U CN 201621454344 U CN201621454344 U CN 201621454344U CN 206450162 U CN206450162 U CN 206450162U
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- China
- Prior art keywords
- pin
- screwed hole
- wall thickness
- dial gauge
- rivet head
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Abstract
The utility model provides a kind of detection means of vane rivet head screwed hole wall thickness, it can be solved the detection of complex efficiency that existing dissection detection is present is low, production testing cost is high and can not batch detection the problem of.It includes bottom plate, dial gauge and measurement pin, bearing is fixed with bottom plate, horizontally adjustable backbone block is installed on bearing, the replaceable measurement pin being horizontal is fixed with bearing and below the homonymy of the backbone block, the manufactured head screw thread borehole jack of blade to be measured is on measurement pin, the normal direction that dial gauge is installed on theoretical minimum wall thickness (MINI W.) between the screwed hole inwall of the axial and blade to be measured of the taper chaining pin of backbone block leading section and dial gauge and manufactured head outer wall is vertical, dial gauge is provided with heart axle lifting arm, and heart axle lifting arm is connected with taper chaining pin.
Description
Technical field
The utility model is related to the detection field of blade processing, specially a kind of detection of vane rivet head screwed hole wall thickness
Device.
Background technology
Blade for being threaded hole rivet header structure, is generally required to the inwall of screwed hole 81 and the outer wall of manufactured head 82
Between minimum thickness σ be controlled, see Fig. 1, and the conventional measuring tool such as slide measure, micrometer can not be surveyed accurately
Amount, is all come to blade progress anatomic measurement, this results in detection complex operation, detection efficiency at present by the way of sampling observation
It is low, simultaneously because dissection detection after blade can not normally using and cause blade rejection, considerably increase production testing cost；
In addition dissection detection can not also meet the requirement of batch production detection.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of detection means of vane rivet head screwed hole wall thickness, its energy
Solve that the detection of complex efficiency that existing dissection detection is present is low, production testing cost is high and can not batch detection the problem of.
A kind of detection means of vane rivet head screwed hole wall thickness, it is characterised in that：It includes bottom plate, dial gauge and measurement
It is fixed with pin, the bottom plate on bearing, the bearing and horizontally adjustable backbone block is installed, on the bearing and positioned at institute
State the replaceable measurement pin for being fixed with and being horizontal below the homonymy of backbone block, the rivet head thread of blade to be measured
Borehole jack is on the measurement pin, and the dial gauge is installed on the taper chaining pin of the backbone block leading section and the dial gauge
The normal direction of axial minimum wall thickness (MINI W.) theoretical between the screwed hole inwall and manufactured head outer wall of blade to be measured is vertical, and the dial gauge is set
Intentionally axle lifting arm, the heart axle lifting arm is connected with the taper chaining pin.
Further, the backbone block includes horizontal mounting portion, and the front end of the horizontal mounting portion has been wholely set downwards
Inclined skewed horizontal load portion, the dial gauge be installed in the skewed horizontal load portion and the taper chaining pin of the dial gauge axle
To vertical with the skewed horizontal load portion.
Further, the leading section of the measurement pin is provided with measurement head, and the measurement head diameter is less than blade rivet to be measured
The diameter in head thread hole.
Further, the length of the measurement pin is more than the depth of vane rivet head screwed hole to be measured.
Further, the rear end of the measurement pin is provided with concentric plug pin portion, and the front end of the plug pin portion is provided with seam portion,
The measurement pin is plugged in the jack of the bearing and spacing by the seam portion by the plug pin portion of rear end.
Further, offered in the bearing and be horizontally mounted groove, the horizontal mounting portion of the backbone block is plugged in described
Be horizontally mounted in groove, offered in the bearing and be connected the vertical screw of insertion at the top of groove with described be horizontally mounted, it is described vertically
Screw internal thread is connected with regulating bolt, and the regulating bolt passes through the vertical screw and the horizontal mounting portion of the backbone block
Hold out against.
The beneficial effects of the utility model are：It only needs to vane rivet head screw thread borehole jack being loaded on level in detection
On the measurement pin of setting measurement pin is contacted with the minimum wall thickness (MINI W.) position to be measured of vane rivet head screwed hole inwall, controlled simultaneously
The axial direction of the taper chaining pin of dial gauge is vertical with the normal direction for the minimum wall thickness (MINI W.) that blade is to be detected so that when taper chaining pin is treated with blade
The reading of dial gauge is minimum wall thickness (MINI W.) during manufactured head wall contacts at the minimum wall thickness (MINI W.) of detection, and it detects that quick, measurement is accurate
Really, whole detection process need not dissect blade, therefore both substantially increase detection efficiency also while having prevented blade because of detection
Situation about scrapping, reduces the production testing cost of blade, and can realize the detection to each blade also just to meet
The requirement of batch detection；And measure the replaceable, backbone block of pin and horizontally adjustable can adapt to the various sizes of riveting of blade
The detection demand of ailhead screwed hole, so as to effectively improve its applicability.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model vane rivet head screwed hole minimum wall thickness (MINI W.) to be detected；
Fig. 2 is a kind of structural representation of the detection means of vane rivet head screwed hole wall thickness of the utility model；
Fig. 3 is the structural representation of bearing in the utility model；
Fig. 4 is the structural representation of the utility model medium-height trestle block；
Fig. 5 is to measure the mplifying structure schematic diagram of pin in the utility model；
Fig. 6 is the schematic diagram that vane rivet head screwed hole wall thickness is detected using the utility model.
Reference：10- bottom plates；20- bearings；21- is horizontally mounted groove；The vertical screws of 22-；23- regulating bolts；24- is inserted
Hole；30- backbone blocks；31- horizontal mounting portions；32- skewed horizontal loads portion；40- dial gauges；50- heart axle lifting arms；60- taper chaining pins；
70- measurement pins；71- measurement heads；72- seams portion；73- plug pin portions；81- blade screwed holes to be measured；Outside 82- blade screwed holes to be measured
Manufactured head.
Embodiment
See Fig. 2, the utility model includes being fixed with bearing 20 on bottom plate 10, dial gauge 40 and measurement pin 70, bottom plate 10, propped up
It is provided with horizontally adjustable backbone block 30, bearing 20 and is fixed with below the homonymy of backbone block 30 in water on seat 20
The replaceable measurement pin 70 of level state, the manufactured head screw thread borehole jack of blade to be measured is on measurement pin 70, and dial gauge 40 is installed on
Outside the axial direction of the taper chaining pin 60 of the leading section of backbone block 30 and dial gauge 40 and the screwed hole inwall of blade to be measured and manufactured head
The normal direction of theoretical minimum wall thickness (MINI W.) is vertical between wall, and dial gauge 40 is provided with heart axle lifting arm 50, heart axle lifting arm 50 and taper chaining pin
60 connections, can drive taper chaining pin 60 is synchronous to be lifted up or downwards by being lifted up or putting downwards lower spindle lifting arm 50
Compress.
Wherein, backbone block 30 includes horizontal mounting portion 31, sees Fig. 4, the front end of horizontal mounting portion 31 has been wholely set downwards
Inclined skewed horizontal load portion 32, dial gauge 40 be installed in skewed horizontal load portion 32 and the taper chaining pin 60 of dial gauge 40 axial direction
It is vertical with skewed horizontal load portion 32, and the axial direction of taper chaining pin 60 and the screwed hole inwall of blade to be measured and riveting due to dial gauge 40
The normal direction of theoretical minimum wall thickness (MINI W.) is vertical between ailhead outer wall；Theoretical minimum wall thickness (MINI W.) direction between outer wall is parallel, then oblique branch
Angle α between support part 32 and horizontal mounting portion 31 should be；The leading section for measuring pin 70 is provided with measurement head 71, sees Fig. 5, measurement head
71 diameter phis are less than the diameter d of vane rivet head screwed hole to be measured；The length x for measuring pin 70 is more than blade rivet head thread to be measured
The depth L in hole；The rear end for measuring pin 70 is provided with concentric plug pin portion 73, and the front end of plug pin portion 72 is provided with seam portion 72, measurement pin
70 be plugged in by the plug pin portion 73 of rear end it is in the jack 24 of bearing 20 and spacing by seam portion 72.
Offered in bearing 20 and be horizontally mounted groove 21, see Fig. 3, the horizontal mounting portion 31 of backbone block 30, which is plugged in, to be horizontally mounted
The vertical screw 22 of the top of groove 21 connection insertion, the vertical internal thread of screw 22 are offered and are horizontally mounted in groove 21, in bearing 20
Regulating bolt 23 is connected with, regulating bolt 23 is held out against by vertical screw 22 and the horizontal mounting portion 31 of backbone block 30；This implementation
Vertical screw 22, which is provided with two, two vertical screws 22, in example is threaded with a regulation screw thread；When needs adjust branch
During the horizontal level of frame block 30, it is only necessary to unclamp two regulating bolts 22, then backbone block 30 is being horizontally mounted in groove 21
Position adjustments position to needed for detecting, then twisting two regulating bolts 22 pacifies the level of two regulating bolts 22 and backbone block 30
The top surface of dress portion 31 holds out against fixed.
It is detailed below using the utility model detection means detection vane rivet head screwed hole minimum wall thickness (MINI W.)
Process：
School Z-operation is carried out first, passes through the relative position on adjusting bracket block 30 and 40 liang of directions of bearing 20 and dial gauge
Put so that the taper chaining pin 60 of dial gauge 40 is contacted with measuring the measurement head 71 of pin 70, now the reading of dial gauge 40 is " 0 "；
Then clamping blade, lifts the heart axle lifting arm 50 at the top of dial gauge 40, vane rivet head screwed hole 80 is inserted in
On the pin 70 until head of taper chaining pin 60 of dial gauge and the manufactured head wall contacts of vane rivet head screwed hole are measured, the heart is put down
Axle lifting arm 50；
Finely tune leaf position up and down again, while observing the reading of dial gauge 40, the least count of record dial gauge 40 is institute
There are the manufactured head outer wall of detection and the minimum wall thickness (MINI W.) value of screwed hole inwall；
Then lift heart axle lifting arm 50 to place and take out blade, put the riveting that lower spindle lifting arm 50 completes a piece of blade
Minimum wall thickness (MINI W.) value between the manufactured head outer wall and screwed hole inwall of ailhead screwed hole；Continue the inspection piecewise that clamping blade carries out blade
Survey.
Claims (6)
1. a kind of detection means of vane rivet head screwed hole wall thickness, it is characterised in that：It includes bottom plate（10）, dial gauge（40）
With measurement pin（70）, the bottom plate（10）On be fixed with bearing（20）, the bearing（20）On horizontally adjustable branch is installed
Frame block（30）, the bearing（20）Go up and be located at the backbone block（30）Homonymy below be fixed be horizontal can be more
The measurement pin changed（70）, the manufactured head screw thread borehole jack of blade to be measured is in the measurement pin（70）On, the dial gauge（40）
It is installed on the backbone block（30）Leading section and the dial gauge（40）Taper chaining pin（60）Axial direction and blade to be measured
The normal direction of theoretical minimum wall thickness (MINI W.) is vertical between screwed hole inwall and manufactured head outer wall, the dial gauge（40）Provided with heart axle lifting arm
（50）, the heart axle lifting arm（50）With the taper chaining pin（60）Connection.
2. a kind of detection means of vane rivet head screwed hole wall thickness according to claim 1, it is characterised in that：The branch
Frame block（30）Including horizontal mounting portion（31）, the horizontal mounting portion（31）Front end be wholely set the oblique branch tilted down
Support part（32）, the dial gauge（40）It is installed on the skewed horizontal load portion（32）Upper and described dial gauge（40）Taper chaining pin
（60）Axial direction and the skewed horizontal load portion（32）Vertically.
3. a kind of detection means of vane rivet head screwed hole wall thickness according to claim 2, it is characterised in that：It is described to survey
Amount pin（70）Leading section be provided with measurement head（71）, the measurement head（71）Diameter phi is less than vane rivet head screwed hole to be measured
Diameter d.
4. a kind of detection means of vane rivet head screwed hole wall thickness according to claim 2, it is characterised in that：It is described to survey
Amount pin（70）Length x be more than vane rivet head screwed hole to be measured depth L.
5. according to a kind of detection means of any described vane rivet head screwed hole wall thickness in claim 2~4, its feature exists
In：The measurement pin（70）Rear end be provided with concentric plug pin portion（73）, the plug pin portion（73）Front end be provided with seam portion
（72）, the measurement pin（70）Pass through the plug pin portion of rear end（73）It is plugged in the bearing（20）Jack（24）It is interior and pass through institute
State seam portion（72）It is spacing.
6. a kind of detection means of vane rivet head screwed hole wall thickness according to claim 2, it is characterised in that：The branch
Seat（20）Inside offer and be horizontally mounted groove（21）, the backbone block（30）Horizontal mounting portion（31）It is plugged in described be horizontally mounted
Groove（21）It is interior, the bearing（20）Inside offer and be horizontally mounted groove with described（21）Top connects the vertical screw of insertion（22）,
The vertical screw（22）Internal thread is connected with regulating bolt（23）, the regulating bolt（23）Pass through the vertical screw（22）
With the backbone block（30）Horizontal mounting portion（31）Hold out against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454344.0U CN206450162U (en) | 2016-12-28 | 2016-12-28 | A kind of detection means of vane rivet head screwed hole wall thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454344.0U CN206450162U (en) | 2016-12-28 | 2016-12-28 | A kind of detection means of vane rivet head screwed hole wall thickness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450162U true CN206450162U (en) | 2017-08-29 |
Family
ID=59673943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621454344.0U Active CN206450162U (en) | 2016-12-28 | 2016-12-28 | A kind of detection means of vane rivet head screwed hole wall thickness |
Country Status (1)
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|---|---|
| CN (1) | CN206450162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524869A (en) * | 2016-12-28 | 2017-03-22 | 无锡透平叶片有限公司 | Detection device for detecting wall thickness of blade tenon threaded hole |
-
2016
- 2016-12-28 CN CN201621454344.0U patent/CN206450162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524869A (en) * | 2016-12-28 | 2017-03-22 | 无锡透平叶片有限公司 | Detection device for detecting wall thickness of blade tenon threaded hole |
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