CN206241778U - A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position - Google Patents
A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position Download PDFInfo
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- CN206241778U CN206241778U CN201621346260.5U CN201621346260U CN206241778U CN 206241778 U CN206241778 U CN 206241778U CN 201621346260 U CN201621346260 U CN 201621346260U CN 206241778 U CN206241778 U CN 206241778U
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- tenon
- locating piece
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- dovetail groove
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Abstract
The utility model provides a kind of online cubing of circle-arc tooth tenon blade listrium basal surface position, during the relative position that it can solve existing detection listrium bottom surface and tenon pressure face, need to take out blade package block from the fixture inside machining tool, enter detection under line, if the unqualified clamping again that also needs to compensates processing, the assembling quality that positioning precision is poor, processing efficiency is low of workpiece is caused.General table block is positioned over the top surface of special locating piece, and the top surface of special locating piece is provided with a step；The bottom of special locating piece offers dovetail groove, and tenon longitudinal direction clamping device is provided with the special locating piece directly over dovetail groove；Had on the special locating piece of the dovetail groove left and right sides be vertically arranged and just to axis hole, axis hole internal clearance coordinate be provided with bulb measurement transmission lever；Side locating piece is connected with special locating piece, side locating piece is fitted with the leading flank or trailing flank of tenon.
Description
Technical field
The utility model is related to the tenon detection tool field of circle-arc tooth tenon blade, more particularly to tenon pressure face and edge
The detection tool of the relative position of plate bottom surface, specially a kind of online cubing of circle-arc tooth tenon blade listrium basal surface position.
Background technology
See Fig. 1, circle-arc tooth tenon blade includes the tenon 10, listrium 11 and the blade 12 that are sequentially connected, and tenon is radially justified
Arc dove-tail form structure, the listrium basal surface position of circle-arc tooth tenon blade is to be only second to tenon pressure relative to the position of tenon pressure face
The key character in power face is general to require that actual relative position is less than 0.05mm with the tolerance value of theoretical relative position.Generally to this
The detection method of tolerance value is that blade package block is taken out from the fixture inside machining tool, it is online under cubing or projecting apparatus
On detected, if size is undressed qualified, clamping is so repeated, typically in order to obtain to re-working on fixture again
Qualified workpiece is obtained, it is necessary to carry out repeatedly compensation processing.Because this kind of detection method needs to carry out workpiece multiple repetition dress
Folder, the positioning precision that thus results in workpiece is poor, processing efficiency is low.
The content of the invention
Regarding to the issue above, the utility model provides a kind of online inspection of circle-arc tooth tenon blade listrium basal surface position
Tool, is detected to listrium bottom surface using it with the relative position of tenon pressure face, it is not necessary to remove workpiece, the processing essence of workpiece
Degree is high, high in machining efficiency.
A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position, it is characterised in that：It include general table block and
Special clamping mechanism；The through hole with plane perpendicular is offered on the general table block, the sleeve of dial gauge inserts the through hole simultaneously
It is fixed on general table block；The Special clamping mechanism includes special locating piece, and the general table block is positioned over described special fixed
The top surface of position block, the top surface of the special locating piece is additionally provided with a step；The bottom of the special locating piece offers longitudinal direction and sets
The dovetail groove put, the two sides lower half inside the dovetail groove is tenon locating surface, directly over the dovetail groove
Described special locating piece on tenon longitudinal direction clamping device is installed, the tenon of blade is inserted inside the dovetail groove, the tenon
The longitudinal clamping device of head hold out against downwards the tenon make two pressure faces of the tenon respectively with two institutes of the dovetail groove
State the laminating of tenon locating surface；The axle being oppositely arranged is had on the described special locating piece of the dovetail groove left and right sides
Hole, the axis hole is vertical with the top surface of the special locating piece；The axis hole internal clearance cooperation is provided with bulb measurement transmission lever,
The special locating piece is stretched out in the lower end of the bulb measurement transmission lever；Side locating piece is connected with the special locating piece,
The side locating piece is fitted with the leading flank or trailing flank of the tenon.
Further, tenon longitudinal direction clamping device includes sphere pressure head and housing screw, positioned at the dovetail groove just
Offer mounting hole with the dovetail groove UNICOM on the described special locating piece of top vertically, the mounting hole in upper end it is big,
The small shoulder hole in lower end, the upper end inner hole wall of the mounting hole is flank, and the sphere pressure head is the spherical axis body in bottom surface,
It is circumferentially with flange to the sphere pressure head upper end edge, the sphere pressure head through the mounting hole and with the mounting hole under
End inner hole wall gap coordinates, and the first spring housing is on the sphere pressure head and its two ends acts against the rank of the mounting hole respectively
On the flange of tread and the sphere pressure head, housing screw, the housing screw and institute are pressed with above the sphere pressure head
State the cooperation of flank screw thread.
Further, in the shoulder hole that upper end is small, lower end is big, the bulb measures the body of rod lower end of transmission lever to the axis hole
Flange is circumferentially with along it, the bottom surface of the bulb measurement transmission lever is sphere, and second spring is sleeved on the bulb measurement and passes
Pass on bar and its two ends acts against on the flange of cascaded surface and the bulb measurement transmission lever of the axis hole respectively.
Further, the both sides of the special locating piece offer the screwed hole with the axis hole vertical connection, institute respectively
Offered on the body of rod for stating bulb measurement transmission lever with the screwed hole just to stopper slot, the height of the stopper slot is more than institute
The circumscribed circle diameter of screwed hole is stated, stop screw is screwed in the screwed hole and the stopper slot is stretched into its front end.
Further, the bottom surface of the general table block is plane and its flatness is 0.01mm.
Further, the perpendicularity of the bottom surface of the relatively described general table block of the through hole of the general table block is 0.05mm.
Further, interference is provided with bushing in the through hole on the general table block, and the side of the general table block opens up
The sleeve for having the screw of UNICOM vertical with the bushing, the dial gauge inserts the bushing, and screw is screwed in the screw
And hold out against the sleeve of the dial gauge.
The beneficial effects of the utility model are：
When the 1st, detecting the relative position of listrium bottom surface and tenon pressure face using cubing of the present utility model, without by blade
Package block takes out from the fixture inside machining tool, only blade need to be gone into measurement request position, using Special clamping mechanism
Set and Positioning is carried out to blade tenon；The general table block of movement, makes the chaining pin of dial gauge measure two bulb measurement transmission levers respectively
Apical side height, measured height number is the tolerance value of the relative position of listrium bottom surface and tenon pressure face, so that real
Show the on-line quick detection of the relative position to listrium bottom surface Yu tenon pressure face, compared with traditional measuring method, without
Remove workpiece, it is to avoid the error that workpiece multiple clamping is brought, substantially increase the machining accuracy and processing efficiency of workpiece；
2nd, detection tool structure of the present utility model is compact, and the manufacturing cycle is short, easy to use, and detection is quick, it is possible to decrease be produced into
This, improves utilization rate of equipment and installations.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model and blade assembling；
Fig. 2 is the top view of Special clamping mechanism；
Fig. 3 is the sectional view of K-K lines in Fig. 2（Containing blade）；
Fig. 4 is the sectional view of line B-B in Fig. 3（Without blade）；
Fig. 5 is the front view of special locating piece；
Fig. 6 is the overall structure diagram of special locating piece；
Fig. 7 is the front view that bulb measures transmission lever.
Reference：The general table blocks of 1-；2- Special clampings mechanism；3- screws；4- dial gauges；The special locating pieces of 5-；6- platforms
Rank；7- dovetail grooves；A-tenon locating surface；8- sphere pressure heads；9- housing screws；The springs of 18- first；10- tenons；11- listriums；
12- blades；13- axis holes；14- bulbs measure transmission lever；15- second springs；16- stop screws；17- sides locating piece；19- is limited
Position groove；20- screwed holes；Difference in height between the top surface and the top surface of special locating piece of h1- bulbs measurement transmission lever；H2- steps
Height；The height of h3- stopper slots.
Specific embodiment
See Fig. 1-7, a kind of online cubing of circle-arc tooth tenon blade listrium basal surface position of the present utility model, it includes leading to
With table block 1 and Special clamping mechanism 2；The bottom surface of general table block 1 is plane, is offered on general table block 1 logical with plane perpendicular
Hole, interference is provided with bushing in through hole, and the screw 3 of UNICOM vertical with bushing, dial gauge 4 are offered on the side of general table block 1
Sleeve insertion bushing and fixation is held out against by the screw in screw 3.
Special clamping mechanism 2 includes special locating piece 5, and the top surface of special locating piece 5 is plane, and general table block 1 is placed on
On the top surface of special locating piece 5, a step 6 is additionally provided with the top surface of special locating piece 5.The step 6 is flat for the school zero of dial gauge
Face, for different circle-arc tooth tenon blades, the design height of step 6 is different, and the height of step 6 is according to circle-arc tooth tenon blade
Tolerance range determine.
The bottom of special locating piece 5 offers longitudinally disposed dovetail groove 7, the two sides lower half inside dovetail groove 7
It is tenon locating surface A（As shown in overstriking oblique line portion in Fig. 5）, installed on the special locating piece 5 directly over dovetail groove 7
There is tenon longitudinal direction clamping device, during insertion 7 inside of dovetail groove of tenon 10 of blade, tenon longitudinal direction clamping device holds out against downwards tenon
10 make two pressure faces of tenon 10 be fitted with two tenon locating surface A of dovetail groove 7 respectively；Tenon longitudinal direction clamping device includes
Sphere pressure head 8 and housing screw 9, offer and the UNICOM of dovetail groove 7 vertically on the special locating piece 5 directly over dovetail groove 7
Mounting hole, in upper end is big, lower end is small shoulder hole, the upper end inner hole wall of mounting hole is flank to mounting hole, and sphere pressure head 8 is
The spherical axis body in bottom surface, it is circumferentially with flange for the upper end edge of sphere pressure head 8, sphere pressure head 8 through mounting hole and with installation
The lower end inner hole wall gap in hole coordinates, and the first spring 18, the two ends difference of the first spring 18 are set with the axis body of sphere pressure head 8
Act against on the cascaded surface of mounting hole and the flange of sphere pressure head, the top of sphere pressure head 8 is pressed with housing screw 9, compresses spiral shell
Nail 9 coordinates with flank screw thread.After in the insertion dovetail groove 7 of tenon 10, by adjusting housing screw 9, compress sphere pressure head 8
Tenon 10, makes two pressure faces of tenon 10 be adjacent to tenon locating surface A respectively, and tenon is clamped；Usual two tenons positioning
Face A is designed with the largest contours of tenon 10, i.e., when tenon 10 takes theoretical maximum size, two pressure faces of tenon 10 just with
Two tenon locating surface A fit like a glove.
Have the axis hole 13 being oppositely arranged on the special locating piece 5 of the left and right sides of dovetail groove 7, axis hole 13 with it is special
Top surface with locating piece 5 is vertical, and the cooperation of the internal clearance of axis hole 13 is provided with bulb measurement transmission lever 14；Axis hole 13 in upper end it is small, under
The big shoulder hole in end, it is circumferentially with flange for the body of rod lower end edge of bulb measurement transmission lever 14, and bulb measures the bottom of transmission lever 14
Face is sphere, and second spring 15 is set with the body of rod of bulb measurement transmission lever 14, and the two ends of second spring 15 act against respectively
On the flange of cascaded surface and bulb the measurement transmission lever 14 of axis hole 13；When tested blade is standard circle-arc tooth tenon blade（I.e.
Now the reading of dial gauge is zero）, the lower end of bulb measurement transmission lever 14 stretches out special locating piece 5 and acts against the bottom surface of listrium 11
On, and the top surface of bulb measurement transmission lever 14 is less than the top surface of special locating piece 5, difference in height h1 therebetween equal to step 6
Height h2.If the blade for being processed is standard circle-arc tooth tenon blade, measures two bulbs with dial gauge 4 and measure
During the apical side height of transmission lever 14, the reading of dial gauge 4 is zero；If the blade for being processed is non-standard circle-arc tooth tenon
Blade, then bulb measurement transmission lever can be moved up and down according to actual listrium basal surface position, its apical side height can become
Change, the bulb for now being measured using dial gauge 4 measures the numerical value as bottom surface of listrium 11 and the tenon 10 of the apical side height of transmission lever 14
The tolerance value of pressure face relative position.
Side locating piece 17 is fixed with by trip bolt on special locating piece 5, before side locating piece 17 and tenon 10
Side or trailing flank are fitted, and are positioned for the leading flank or trailing flank to tenon 10.
Preferably, the soffit plane degree of general table block 1 is 0.01mm, the bottom of the relatively general table block 1 of through hole of general table block 1
The perpendicularity in face is 0.05mm.In this way, can further improve certainty of measurement.
Preferably, in order to limit bulb measure transmission lever 14 stroke, the both sides of special locating piece 5 opened up respectively with
The screwed hole 20 of the vertical connection of axis hole 13, bulb measurement transmission lever 14 the body of rod on opened up with screwed hole 20 just to it is spacing
Groove 19, screws in stop screw 16 screwed hole 20 and its front end is stretched into stopper slot 19, and the height of stopper slot 19 can be made during processing
H3 3mm ~ 4mms bigger than the circumscribed circle diameter of screwed hole 20, so as to bulb to be measured the travel limit of transmission lever 14 3mm ~ 4mm's
In the range of.
Preferably, it is accurate in order to ensure measurement, when axis hole 13 is processed, should ensure that special locating piece 5 is sleeved on tenon 10
After, two axis holes 13 are respectively positioned at the center of the left and right sides of tenon 10.
Lower use the utility model cubing detection listrium bottom surface and the relative position of tenon pressure face is detailed below
Process：
Circle-arc tooth tenon blade on machining tool is gone into measurement request position, special locating piece 5 is sleeved on tenon
On 10, the side of tenon 10 is abutted on side locating piece 17, then adjust housing screw 9, make sphere pressure head 8 by tenon 10
Be pressed on downwards in the dovetail groove 7 of special locating piece 5, make two pressure faces of tenon 10 respectively with two tenons of dovetail groove 7
Locating surface A fits, so far the clamping of complete blade pair and positioning；Next general table block 1 is put on special locating piece 5, is moved
Dynamic general table block 1, the step 6 for first making the chaining pin of dial gauge 4 be aligned on special locating piece 5, school zero, school zero are carried out to dial gauge 4
After end, the general table block 1 of movement makes the chaining pin of dial gauge 4 be directed at and be pressed in the top surface that one of bulb measures transmission lever 14
On, the bottom for making bulb measure transmission lever 14 is acted against on the bottom surface of listrium 11, records the reading of now dial gauge 4, is then proceeded to
The general table block 1 of movement, makes the chaining pin of dial gauge 4 be aligned and be pressed on the top surface of another bulb measurement transmission lever 14, makes another
The bottom of individual bulb measurement transmission lever 14 is acted against on the bottom surface of listrium 11 of opposite side, records the reading of now dial gauge 4, if two
Individual reading is respectively less than 0.05mm, as qualified, otherwise unloads this cubing, continues machine tooling, so repeats, until the leaf processed
Piece is qualified.
Claims (7)
1. a kind of online cubing of circle-arc tooth tenon blade listrium basal surface position, it is characterised in that：It include general table block and specially
Use clamping device；The through hole with plane perpendicular is offered on the general table block, the sleeve insertion through hole of dial gauge is simultaneously solid
It is scheduled on general table block；The Special clamping mechanism includes special locating piece, and the general table block is positioned over the special positioning
The top surface of block, a step is additionally provided with the top surface of the special locating piece；The bottom of the special locating piece offers longitudinal direction and sets
The dovetail groove put, the two sides lower half inside the dovetail groove is tenon locating surface, directly over the dovetail groove
Described special locating piece on tenon longitudinal direction clamping device is installed, the tenon of blade is inserted inside the dovetail groove, the tenon
The longitudinal clamping device of head hold out against downwards the tenon make two pressure faces of the tenon respectively with two institutes of the dovetail groove
State the laminating of tenon locating surface；The axle being oppositely arranged is had on the described special locating piece of the dovetail groove left and right sides
Hole, the axis hole is vertical with the top surface of the special locating piece；The axis hole internal clearance cooperation is provided with bulb measurement transmission lever,
The special locating piece is stretched out in the lower end of the bulb measurement transmission lever；Side locating piece is connected with the special locating piece,
The side locating piece is fitted with the leading flank or trailing flank of the tenon.
2. the online cubing of a kind of circle-arc tooth tenon blade listrium basal surface position according to claim 1, it is characterised in that：
Tenon longitudinal direction clamping device includes sphere pressure head and housing screw, the described special positioning directly over the dovetail groove
The mounting hole with the dovetail groove UNICOM is offered on block vertically, the mounting hole is described in the shoulder hole that upper end is big, lower end is small
The upper end inner hole wall of mounting hole is flank, and the sphere pressure head is the spherical axis body in bottom surface, the sphere pressure head upper end edge
It is circumferentially with flange, and the sphere pressure head coordinates through the mounting hole and with the lower end inner hole wall gap of the mounting hole,
First spring housing is on the sphere pressure head and its two ends acts against the cascaded surface and the sphere pressure of the mounting hole respectively
On the flange of head, housing screw is pressed with above the sphere pressure head, the housing screw coordinates with the flank screw thread.
3. a kind of online cubing of circle-arc tooth tenon blade listrium basal surface position according to claim 1 and 2, its feature exists
In：The axis hole in upper end is small, lower end is big shoulder hole, the body of rod lower end edge of the bulb measurement transmission lever its be circumferentially with it is convex
Edge, the bottom surface of the bulb measurement transmission lever is sphere, and second spring is sleeved in the bulb measurement transmission lever and its two ends
Act against respectively on the flange of cascaded surface and the bulb measurement transmission lever of the axis hole.
4. the online cubing of a kind of circle-arc tooth tenon blade listrium basal surface position according to claim 3, it is characterised in that：
The both sides of the special locating piece offer the screwed hole with the axis hole vertical connection respectively, the bulb measurement transmission lever
Offered on the body of rod with the screwed hole just to stopper slot, the height of the stopper slot is straight more than the circumscribed circle of the screwed hole
Footpath, stop screw is screwed in the screwed hole and the stopper slot is stretched into its front end.
5. a kind of online cubing of the circle-arc tooth tenon blade listrium basal surface position according to claim 1,2 or 4, its feature
It is：The bottom surface of the general table block is plane and its flatness is 0.01mm.
6. the online cubing of a kind of circle-arc tooth tenon blade listrium basal surface position according to claim 5, it is characterised in that：
The perpendicularity of the bottom surface of the relatively described general table block of the through hole of the general table block is 0.05mm.
7. the online cubing of a kind of circle-arc tooth tenon blade listrium basal surface position according to claim 6, it is characterised in that：
Interference is provided with bushing in through hole on the general table block, and the side of the general table block offers vertical with the bushing
Logical screw, the sleeve of the dial gauge inserts the bushing, and screw is screwed in the screw and by the set of the dial gauge
Cylinder holds out against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346260.5U CN206241778U (en) | 2016-12-09 | 2016-12-09 | A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346260.5U CN206241778U (en) | 2016-12-09 | 2016-12-09 | A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position |
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| Publication Number | Publication Date |
|---|---|
| CN206241778U true CN206241778U (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621346260.5U Active CN206241778U (en) | 2016-12-09 | 2016-12-09 | A kind of online cubing of circle-arc tooth tenon blade listrium basal surface position |
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| CN (1) | CN206241778U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621213A (en) * | 2017-10-12 | 2018-01-23 | 无锡透平叶片有限公司 | Device for turbine blade root kerve depth survey |
| CN110497616A (en) * | 2019-08-30 | 2019-11-26 | 上普(北京)生物科技有限公司 | A kind of print head and its biological 3D printer for biological 3D printer |
| CN110861005A (en) * | 2019-12-18 | 2020-03-06 | 无锡透平叶片有限公司 | Spraying shot blasting clamp for gas turbine blade |
-
2016
- 2016-12-09 CN CN201621346260.5U patent/CN206241778U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621213A (en) * | 2017-10-12 | 2018-01-23 | 无锡透平叶片有限公司 | Device for turbine blade root kerve depth survey |
| CN110497616A (en) * | 2019-08-30 | 2019-11-26 | 上普(北京)生物科技有限公司 | A kind of print head and its biological 3D printer for biological 3D printer |
| CN110861005A (en) * | 2019-12-18 | 2020-03-06 | 无锡透平叶片有限公司 | Spraying shot blasting clamp for gas turbine blade |
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