CN207019641U - A kind of detecting tool of steam turbine blade blank steam passage - Google Patents
A kind of detecting tool of steam turbine blade blank steam passage Download PDFInfo
- Publication number
- CN207019641U CN207019641U CN201720982520.6U CN201720982520U CN207019641U CN 207019641 U CN207019641 U CN 207019641U CN 201720982520 U CN201720982520 U CN 201720982520U CN 207019641 U CN207019641 U CN 207019641U
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- CN
- China
- Prior art keywords
- base plate
- integral shroud
- tool base
- installation frame
- fixed block
- Prior art date
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model provides a kind of detecting tool of steam turbine blade blank steam passage, including tool base plate, Finial device and measurement apparatus, and Finial device includes the blade root tip mechanism and integral shroud tip mechanism for being arranged at the both ends of tool base plate length direction；Measurement apparatus includes installation frame, measurement fixed block and measuring mechanism, length direction of the installation frame along tool base plate, which moves, to be arranged in tool base plate, measurement fixed block is arranged on installation frame, multiple fixing holes are provided with along the length direction perpendicular to tool base plate on measurement fixed block, measuring mechanism is arranged in fixing hole.The utility model is compared to prior art, Finial device fixes blade to be detected, measuring mechanism measurement measurement fixed block judges whether blade blank steam passage is qualified to the distance of blade concavity or back of the body arc, whether allowance is enough, it is rational in infrastructure, it is easy to operate, it is versatile, cost is greatlyd save, also improves accuracy of detection.
Description
Technical field
The utility model belongs to turbine Blade Machining technical field, and in particular to a kind of steam turbine blade blank steam passage type
The detecting tool of line.
Background technology
With the development of Design of Steam Turbine technology, more blades are by the way of die forging blanking.Blank material after die forging
In, the relative position relation of blade root, integral shroud and blade steam passage is the spatial relation in space.It can be saved by the way of die forging
Allowance in material saving and the follow-up machining of reduction.
, it is necessary to check blank after blade mould forging blank is carried out, particularly to steam passage (interior the back of the body arc portion point)
Whether qualified detected.Centre bore generally is reserved with two end faces of blank, with centre bore locating blades, measures blank vapour
Whether road molded line is qualified.
Existing testing agency first utilizes blade the top jack-up of blade root dead head, integral shroud dead head, then with basis
The blank air flue molded line of air flue Profile Design checks molded line position and the vane type line location contacts of model, sees model and bottom plate side
Whether the gap in face is qualified, judges whether blade blank is qualified with the experience of operating personnel.
Using above-mentioned detection method, subject matter is to every kind of different blade, because steam passage is different, uses sample
Plate is different, and each gear (i.e. the distance between model) is also different so that the blank steam passage inspection of every kind of blade is required for setting
Count a set of such frock.Frock processing charges is big, influences blade manufacturing schedule.Moreover, experience of the detection by operating personnel
Judge, accuracy in detection is relatively low.
Utility model content
To solve the defects of versatility existing for prior art is low and accuracy in detection is relatively low, the utility model provides one
The detecting tool of kind steam turbine blade blank steam passage.
In order to achieve the above object, the technical solution of the utility model is as follows：
The utility model provides a kind of detecting tool of steam turbine blade blank steam passage, including：
Tool base plate；
Finial device, including it is arranged at the blade root tip mechanism and the top machine of integral shroud at the both ends of tool base plate length direction
Structure, blade root tip mechanism includes blade root dead head and the top post of two blade roots, blade root dead head are arranged in tool base plate, two blade roots
Top post is arranged on blade root dead head；Integral shroud tip mechanism includes integral shroud dead head and the top post of integral shroud, integral shroud dead head are set
It is placed on working plate, the top post of integral shroud is arranged on integral shroud dead head, and the top post of integral shroud, the axially mutual of the top post of blade root are put down
OK；
Measurement apparatus, including installation frame, measurement fixed block and measuring mechanism, length side of the installation frame along tool base plate
It is arranged to movement in tool base plate, measurement fixed block is arranged on installation frame, is measured on fixed block along perpendicular to frock bottom
The length direction of plate is provided with multiple fixing holes, and measuring mechanism is arranged in fixing hole.
The utility model fixes blade to be detected compared to prior art, Finial device, measuring mechanism measurement measurement
Fixed block judges whether blade blank steam passage is qualified, and whether allowance is enough to the distance of blade concavity or back of the body arc,
It is rational in infrastructure, it is easy to operate, it is versatile, cost is greatlyd save, also improves accuracy of detection.
On the basis of above-mentioned technical proposal, following improvement can be also done：
As preferable scheme, the bottom of above-mentioned installation frame is provided with two connecting cross beams, in tool base plate and is located at work
The both sides for filling the length direction of bottom plate are provided with line slideway fixed seat, and line slideway fixed seat is provided with line slideway, and connection is horizontal
Beam movement is arranged on line slideway.
Using above-mentioned preferable scheme, by the way of two parallel line slideways, make the installing frame being fixed thereon
The mobile accuracy of frame is guaranteed.
As preferable scheme, above-mentioned measuring mechanism is measuring stick, and measuring stick is provided with scale, measures the four of fixed block
Week is from top to bottom sequentially provided with the first limiting section and the second limiting section, and the first limiting section is arranged on the upper surface of installation frame,
Second limiting section is arranged on the installing port of installation frame.
Using above-mentioned preferable scheme, measure fixed block is surrounded by the first limiting section and the second limiting section, is easy to survey
Measure the peace of fixed block；Meanwhile the measurement of the blade of different size is tackled using the change of hole position on inserted measurement fixed block
Scope.
As preferable scheme, above-mentioned installation frame includes left installation frame and right installation frame, left installation frame and
Madial wall on right installation frame positioned at installing port is provided with the elongated slot along tool base plate length direction, and elongated slot is perpendicular to frock
The cross section in floor length direction is dovetail configuration, and the second limiting section is provided with connection raised line, and connection raised line matches with elongated slot.
Using above-mentioned preferable scheme, connected between installation frame and measurement fixed block by elongated slot and connection raised line, point
Body formula structure, is easy to process and dismounts.
As preferable scheme, the bottom of above-mentioned measurement fixed block and Peng's expansion pin is provided with positioned at the lower section of fixing hole.
Using above-mentioned preferable scheme, increase Peng's expansion pin, guiding and fixation are provided for measuring stick.
As preferable scheme, above-mentioned measuring mechanism is ultrasonic range finder, and it is solid that ultrasonic range finder is arranged at measurement
Determine in the fixing hole of block.
Using above-mentioned preferable scheme, measuring mechanism is ultrasonic range finder, automatically derives measurement distance, more convenient.
As preferable scheme, above-mentioned integral shroud dead head includes connecting seat and top mounting seat, tool base plate are provided with
Installation elongated slot and fixed elongated slot along tool base plate length direction, connecting seat movement are arranged in installation elongated slot, set on connecting seat
There is waist-shaped hole, be fixed with bolt in waist-shaped hole and installation elongated slot, the top post of integral shroud is arranged in top mounting seat.
Using above-mentioned preferable scheme, the measurement of different length blade is adapted to using the integral shroud dead head of packaged type.
As preferable scheme, the top post of above-mentioned integral shroud includes the top post body of integral shroud, and the one of the top post body of integral shroud
End is top provided with integral shroud, and positive stop lug boss, integral shroud are provided with the outer surface of the top post body of integral shroud and close to the top position of integral shroud
Top post body is arranged in top mounting seat, and spring is provided between positive stop lug boss and top mounting seat.
Using above-mentioned preferable scheme, ensure that integral shroud is top using spring and compress at blade center hole.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of embodiment of the utility model.
Fig. 2 is a kind of another viewing angle constructions schematic diagram of embodiment of the utility model.
Fig. 3 is a kind of structural representation of the measurement fixed block of embodiment of the utility model.
Fig. 4 is a kind of structural representation of the integral shroud tip mechanism of embodiment of the utility model.
Fig. 5 is a kind of structure top view of the integral shroud tip mechanism of embodiment of the utility model.
Embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with the accompanying drawings.
In order to reach the purpose of this utility model, as shown in Figure 1 to Figure 3, in one of which embodiment party of the present utility model
A kind of detecting tool of steam turbine blade blank steam passage is provided in formula, including：
Tool base plate 1；
Finial device 2, including it is arranged at the blade root tip mechanism and the top machine of integral shroud at the both ends of tool base plate length direction
Structure, blade root tip mechanism includes blade root dead head and the top post of two blade roots, blade root dead head are arranged in tool base plate, two blade roots
Top post is arranged on blade root dead head；Integral shroud tip mechanism includes integral shroud dead head and the top post of integral shroud, integral shroud dead head are set
It is placed on working plate, the top post of integral shroud is arranged on integral shroud dead head, and the top post of integral shroud, the axially mutual of the top post of blade root are put down
OK；
Measurement apparatus, including installation frame 7, measurement fixed block 5 and measuring mechanism 6, length of the installation frame 7 along tool base plate
The movement of degree direction is arranged in tool base plate 1, and measurement fixed block 5 is arranged on installation frame 7, is measured on fixed block 5 along vertical
Three fixing holes are provided with the length direction of tool base plate 1, measuring mechanism 6 is arranged in fixing hole.
Present embodiment fixes blade 3 to be detected compared to prior art, Finial device, measuring mechanism measurement measurement
Fixed block judges whether blade blank steam passage is qualified, and whether allowance is enough to the distance of blade concavity or back of the body arc,
It is rational in infrastructure, it is easy to operate, it is versatile, cost is greatlyd save, also improves accuracy of detection.
In order to further optimize implementation result of the present utility model, in another embodiment of the present utility model,
On the basis of foregoing teachings, the bottom of above-mentioned installation frame 7 is provided with two connecting cross beams, in tool base plate 1 and is located at frock
The both sides of the length direction of bottom plate are provided with line slideway fixed seat 8, and line slideway fixed seat 8 is provided with line slideway 4, and connection is horizontal
Beam movement is arranged on line slideway 4.
Using above-mentioned preferable scheme, by the way of two parallel line slideways 4, make the installing frame being fixed thereon
The mobile accuracy of frame 7 is guaranteed.
In order to further optimize implementation result of the present utility model, in another embodiment of the present utility model,
On the basis of foregoing teachings, above-mentioned measuring mechanism 6 is measuring stick, and measuring stick is provided with scale, measures the surrounding of fixed block
The first limiting section and the second limiting section are from top to bottom sequentially provided with, the first limiting section is arranged on the upper surface of installation frame, the
Two limiting sections are arranged on the installing port of installation frame 7.
Using above-mentioned preferable scheme, measure fixed block is surrounded by the first limiting section and the second limiting section, is easy to survey
Measure the peace of fixed block；Meanwhile the measurement of the blade of different size is tackled using the change of hole position on inserted measurement fixed block
Scope.
In order to further optimize implementation result of the present utility model, in another embodiment of the present utility model,
On the basis of foregoing teachings, above-mentioned installation frame includes left installation frame and right installation frame, left installation frame and right peace
The madial wall on frame positioned at installing port that frames up is provided with elongated slot along tool base plate length direction, and elongated slot is perpendicular to tool base plate
The cross section of length direction is dovetail configuration, and the second limiting section is provided with connection raised line, and connection raised line matches with elongated slot.
Using above-mentioned preferable scheme, connected between installation frame and measurement fixed block by elongated slot and connection raised line, point
Body formula structure, is easy to process and dismounts.
In order to further optimize implementation result of the present utility model, in another embodiment of the present utility model,
On the basis of foregoing teachings, the bottom of above-mentioned measurement fixed block 5 and Peng's expansion pin is provided with positioned at the lower section of fixing hole.
Using above-mentioned preferable scheme, increase Peng's expansion pin, guiding and fixation are provided for measuring stick.
In order to further optimize implementation result of the present utility model, in another embodiment of the present utility model,
On the basis of foregoing teachings, above-mentioned measuring mechanism is ultrasonic range finder, and ultrasonic range finder is arranged at measurement fixed block
Fixing hole in.
Using above-mentioned preferable scheme, measuring mechanism is ultrasonic range finder, automatically derives measurement distance, more convenient.
As shown in figure 4, in order to further optimize implementation result of the present utility model, of the present utility model another real
Apply in mode, on the basis of foregoing teachings, above-mentioned integral shroud dead head 10 includes connecting seat and top mounting seat, tool base plate
1 is provided with installation elongated slot and fixed elongated slot along the length direction of tool base plate 1, and connecting seat movement is arranged in installation elongated slot, even
Joint chair is provided with waist-shaped hole, is fixed with bolt in waist-shaped hole and installation elongated slot, the top post of integral shroud is arranged in top mounting seat.
Using above-mentioned preferable scheme, the measurement of different length blade is adapted to using the integral shroud dead head of packaged type.
As shown in figure 4, in order to further optimize implementation result of the present utility model, of the present utility model another real
Apply in mode, on the basis of foregoing teachings, the top post of above-mentioned integral shroud includes the top post body of integral shroud, the top post body of integral shroud
To be provided with integral shroud top for one end, be provided with positive stop lug boss on the outer surface of the top post body of integral shroud and close to the top position of integral shroud,
The top post body of integral shroud is arranged in top mounting seat, and spring 12 is provided between positive stop lug boss and top mounting seat.
Using above-mentioned preferable scheme, ensure that integral shroud is top using spring and compress at blade center hole.
Above-described is only preferred embodiment of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (8)
- A kind of 1. detecting tool of steam turbine blade blank steam passage, it is characterised in that including：Tool base plate；Finial device, including it is arranged at the blade root tip mechanism and integral shroud tip mechanism at the both ends of tool base plate length direction, leaf Root tip mechanism includes blade root dead head and the top post of two blade roots, blade root dead head are arranged in tool base plate, and two blade roots are top Post is arranged on blade root dead head；Integral shroud tip mechanism includes integral shroud dead head and the top post of integral shroud, integral shroud dead head are arranged at On working plate, the top post of integral shroud is arranged on integral shroud dead head, and the top post of integral shroud, the axial direction of the top post of blade root are parallel to each other；Measurement apparatus, including installation frame, measurement fixed block and measuring mechanism, length direction of the installation frame along tool base plate move Dynamic to be arranged in tool base plate, measurement fixed block is arranged on installation frame, is measured on fixed block along perpendicular to tool base plate Length direction is provided with multiple fixing holes, and measuring mechanism is arranged in fixing hole.
- 2. the detecting tool of steam turbine blade blank steam passage according to claim 1, it is characterised in that installation frame Bottom be provided with two connecting cross beams, the both sides of the length direction in tool base plate and positioned at tool base plate are fixed provided with line slideway Seat, line slideway fixed seat are provided with line slideway, and connecting cross beam movement is arranged on line slideway.
- 3. the detecting tool of steam turbine blade blank steam passage according to claim 2, it is characterised in that measuring mechanism For measuring stick, measuring stick is provided with scale, and the surrounding for measuring fixed block is from top to bottom sequentially provided with the first limiting section and the second limit Position portion, the first limiting section are arranged on the upper surface of installation frame, and the second limiting section is arranged on the installing port of installation frame.
- 4. the detecting tool of steam turbine blade blank steam passage according to claim 3, it is characterised in that installation frame Including left installation frame and right installation frame, the madial wall on left installation frame and right installation frame positioned at installing port is provided with edge The elongated slot of tool base plate length direction, elongated slot are being dovetail configuration perpendicular to the cross section of tool base plate length direction, and second limits Position portion is provided with connection raised line, and connection raised line matches with elongated slot.
- 5. the detecting tool of steam turbine blade blank steam passage according to claim 3, it is characterised in that measurement is fixed The bottom of block and it is provided with Peng's expansion pin positioned at the lower section of fixing hole.
- 6. the detecting tool of steam turbine blade blank steam passage according to claim 1, it is characterised in that measuring mechanism For ultrasonic range finder, ultrasonic range finder is arranged in the fixing hole of measurement fixed block.
- 7. the detecting tool of steam turbine blade blank steam passage according to claim 1, it is characterised in that integral shroud is top Seat includes connecting seat and top mounting seat, and tool base plate is provided with installation elongated slot and fixed length along tool base plate length direction Groove, connecting seat movement are arranged in installation elongated slot, and connecting seat is provided with waist-shaped hole, and spiral shell is fixed with waist-shaped hole and installation elongated slot Bolt, the top post of integral shroud are arranged in top mounting seat.
- 8. the detecting tool of steam turbine blade blank steam passage according to claim 7, it is characterised in that integral shroud is top Post includes the top post body of integral shroud, and one end of the top post body of integral shroud is top provided with integral shroud, the outer surface of the top post body of integral shroud The upper and close top position of integral shroud is provided with positive stop lug boss, and the top post body of integral shroud is arranged in top mounting seat, positive stop lug boss Spring is provided between top mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720982520.6U CN207019641U (en) | 2017-08-07 | 2017-08-07 | A kind of detecting tool of steam turbine blade blank steam passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720982520.6U CN207019641U (en) | 2017-08-07 | 2017-08-07 | A kind of detecting tool of steam turbine blade blank steam passage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207019641U true CN207019641U (en) | 2018-02-16 |
Family
ID=61478490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720982520.6U Expired - Fee Related CN207019641U (en) | 2017-08-07 | 2017-08-07 | A kind of detecting tool of steam turbine blade blank steam passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207019641U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066853A (en) * | 2020-09-14 | 2020-12-11 | 中国航发贵州黎阳航空动力有限公司 | Blade profile readable measuring method and measuring tool |
| CN112743364A (en) * | 2020-12-30 | 2021-05-04 | 德阳六合能源材料有限公司 | Clamp for machining steam turbine blade steam passage profile |
-
2017
- 2017-08-07 CN CN201720982520.6U patent/CN207019641U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066853A (en) * | 2020-09-14 | 2020-12-11 | 中国航发贵州黎阳航空动力有限公司 | Blade profile readable measuring method and measuring tool |
| CN112743364A (en) * | 2020-12-30 | 2021-05-04 | 德阳六合能源材料有限公司 | Clamp for machining steam turbine blade steam passage profile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 |