CN107830787A - A kind of hot investment casting assembles wax pattern measuring method - Google Patents
A kind of hot investment casting assembles wax pattern measuring method Download PDFInfo
- Publication number
- CN107830787A CN107830787A CN201711017722.8A CN201711017722A CN107830787A CN 107830787 A CN107830787 A CN 107830787A CN 201711017722 A CN201711017722 A CN 201711017722A CN 107830787 A CN107830787 A CN 107830787A
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- China
- Prior art keywords
- wax pattern
- assembling
- drive link
- dial
- face
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/28—Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of hot investment casting assembles wax pattern measuring method, and the measurement of the cylindricity of the lateral surface in its flatness for being used to carry out the end face in outside cylinder portion in wax pattern assembling process is assembled and the interior round platform portion, it comprises the following steps：Step A, the assembling wax pattern is assembled on fixture, the fixture includes a mandrel, and the mandrel is provided with the stage portion higher than the assembling wax pattern；Step B a, there is provided measurement apparatus, the measurement apparatus is socketed in the stage portion, the gauge outfit and the end contact, hemispheric probe for making the first dial gauge contact with the lateral surface；Step C, the dial framework is rotated a circle around the mandrel, the flatness of the end face is measured by the first dial gauge total indicator reading, the reading by the second dial gauge is the cylindricity of the measurable lateral surface.A kind of hot investment casting assembling wax pattern measuring method provided by the present invention, substantially increases production efficiency, reduces the duplication of labour.
Description
Technical field
The present invention relates to precision casting technology field, more particularly to a kind of hot investment casting group for aero-engine manufacture
Fill the measuring method of wax pattern.
Background technology
Fig. 1 is the dimensional structure diagram that a kind of hot investment casting for aero-engine manufacture assembles wax pattern, in Fig. 1
Hot investment casting assembling wax pattern 1 is the impeller wax pattern of aero-engine, and it is combined by multiple blade wax patterns 100, Fig. 2 Fig. 1
In blade wax pattern of different shapes dimensional structure diagram.Referring to shown in Fig. 1-2, the assembling wax pattern 1 includes outside cylinder
Portion 11 and interior round platform portion 12, for the assembling wax pattern 1, positioning accuracy request is high between the single blade wax pattern 100, quantity
More, assembling difficulty is big, therefore assembling process need to be carried out on special fixture.After finishing assembly, it is necessary to ensure the outside cylinder
The cylindricity of the lateral surface 121 in the flatness of the end face 111 in portion 11 and the interior round platform portion 12, in existing production technology
In, the assembling wax pattern 1 be completed it is rear, it is necessary to be taken out from special fixture after detect again the flatness of the end face 111 with
And the cylindricity of the lateral surface 121, as testing result is undesirable, then need to split again to enter again by the assembling wax pattern 1
Row assembling.Whole assembling process is cumbersome and is difficult to ensure that assembling quality, causes to produce the substantial amounts of duplication of labour.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of hot investment casting to assemble wax pattern measuring method, to be reduced or avoided
The problem of being formerly mentioned.
In order to solve the above technical problems, the present invention proposes a kind of hot investment casting assembling wax pattern measuring method, it is used for
Profile measurement is carried out in assembling wax pattern assembling process, the assembling wax pattern includes outside cylinder portion and interior round platform portion, the outside cylinder
The cylindricity of the lateral surface in the flatness of the end face in portion and the interior round platform portion needs to measure, and it comprises the following steps：
Step A, the assembling wax pattern is assembled on fixture, the fixture includes a mandrel, and the mandrel is set
It is equipped with the stage portion higher than the assembling wax pattern；
Step B a, there is provided measurement apparatus, the measurement apparatus include being used to be socketed in the rotatable of the stage portion
Dial framework, the position that the dial framework side corresponds to the end face are provided with the first dial gauge, opposite side be provided with a drive link and
Second dial gauge, the drive link are rotatably connected with the dial framework, and the drive link is provided with for being connect with the lateral surface
Tactile hemispheric probe and the lifting face for being contacted with second dial gauge, the group of the assembling wax pattern is completed in step A
After dress, the measurement apparatus is socketed in the stage portion, makes the gauge outfit of first dial gauge and the end contact, it is described
Hemispheric probe contacts with the lateral surface；
Step C, the dial framework is rotated a circle around the mandrel, pass through the first dial gauge total indicator reading and measure institute
The flatness of end face is stated, the reading by the second dial gauge is the cylindricity of the measurable lateral surface.
Preferably, in stepb, the contact position of the hemispheric probe and the lateral surface rotates with the drive link
The distance at center can be equal in the contact position and drive link rotation in the lifting face and the second dial gauge gauge outfit
The distance of the heart.
Preferably, in stepb, to be provided with two auricles, the drive link is clamped by straight pin pacifies the dial framework
In two auricles.
Preferably, in stepb, the drive link is T-shaped structure, and the drive link 33 is provided with for stretching out the table
The extension of frame upper surface.
A kind of hot investment casting assembling wax pattern measuring method provided by the present invention, in wax pattern assembling process is assembled, directly
On-line measurement is carried out to the assembling wax pattern being completed on special fixture, so as to substantially increase production efficiency, reduces weight
Multiple work.
Brief description of the drawings
The following drawings is only intended to, in doing schematic illustration and explanation to the present invention, not delimit the scope of the invention.Wherein,
Fig. 1 is the dimensional structure diagram that a kind of hot investment casting for aero-engine manufacture assembles wax pattern；
Fig. 2 is the dimensional structure diagram of the blade wax pattern of different shapes in Fig. 1；
Fig. 3 is the measurement original that wax pattern measuring method is assembled according to a kind of hot investment casting of the specific embodiment of the present invention
Manage schematic diagram；
Fig. 4 is Fig. 3 sectional structure principle schematic；
Fig. 5 is the structural representation of Fig. 4 drive link.
Embodiment
In order to which technical characteristic, purpose and the effect of the present invention is more clearly understood, now control illustrates this hair
Bright embodiment.Wherein, identical part uses identical label.
Fig. 1 is the dimensional structure diagram that a kind of hot investment casting for aero-engine manufacture assembles wax pattern；Fig. 3 is root
According to a kind of measuring principle schematic diagram of hot investment casting assembling wax pattern measuring method of the specific embodiment of the present invention；Fig. 4 is
Fig. 3 sectional structure principle schematic；Fig. 5 is the structural representation of Fig. 4 drive link.Referring to shown in Fig. 1, Fig. 3-5, the present invention
A kind of hot investment casting assembling wax pattern measuring method is provided, it is used to carry out profile measurement, institute in the assembling process of wax pattern 1 is assembled
Stating assembling wax pattern 1 includes outside cylinder portion 11 and interior round platform portion 12, the flatness of the end face 111 in the outside cylinder portion 11 and described
The cylindricity of the lateral surface 121 in interior round platform portion 12 needs to measure, and it comprises the following steps：
Step A, the assembling wax pattern 1 is assembled on fixture, the fixture includes a mandrel 2, the mandrel 2
It is provided with the stage portion 21 higher than the assembling wax pattern 1；
Step B a, there is provided measurement apparatus 3, the measurement apparatus 3 include being used to be socketed in revolving for the stage portion 21
The dial framework 31 turned, the position that the side of dial framework 31 corresponds to the end face 111 are provided with the first dial gauge 32, and opposite side is provided with
One dial gauge 34 of drive link 33 and second, the drive link 33 are rotatably connected with the dial framework 31, and the drive link 33 is set
It is equipped with the hemispheric probe 331 for being contacted with the lateral surface 121 and the lifting for being contacted with second dial gauge 34
Face 332, after the assembling that step A completes the assembling wax pattern 1, the measurement apparatus 3 is socketed in the stage portion 21, makes institute
The gauge outfit for stating the first dial gauge 32 contacts with the end face 111, and the hemispheric probe 331 contacts with the lateral surface 121；
Referring to shown in Fig. 3-5, the stage portion 21 is higher than the assembling wax pattern 1, that is to say, that the dial framework 31 is socketed in
After the stage portion 21, it will not be interfered with the assembling wax pattern 1.
The dial framework 31 may be provided with the manhole being connected with the stage portion 21 by gap, can so ensure
Axiality is kept in the rotary course of dial framework 31 with the mandrel 2, that is, axiality is kept with the assembling wax pattern 1.
The drive link 33 is by the hemispheric probe 331 and the synchronous rotary in the lifting face 332, the hemisphere
The vertical displacement for being displaced through the lifting face 332 and being converted to second dial gauge 34 in the horizontal direction of shape gauge head 331,
The distance of the contact position of the hemispheric probe 331 and the lateral surface 121 and the pivot of drive link 33 can wait
In the distance of the contact position of the lifting face 332 and the gauge outfit of the second dial gauge 34 and the pivot of drive link 33,
So, the reading of second dial gauge 34 is exactly the displacement in the horizontal direction of the hemispheric probe 331.
Shown in Figure 3, the dial framework 31 can be provided with two auricles 311, then by straight pin by the transmission
The clamping of bar 33 is arranged in two auricles 311, and second dial gauge 34 can be also arranged on by pin or screw clamping
In two auricles 311, enough installation sites on the one hand so can be provided, on the other hand can be ensured in the dial framework 31
On, the drive link 33, second dial gauge 34 and first dial gauge 32 can be arranged in the dial framework 31
On line, so as to avoid or as far as possible reduce in the rotary course of dial framework 31 due to weight it is unbalanced caused by dip deviation.
Shown in Figure 5, the drive link 33 can be T-shaped structure, that is to say, that except the He of hemispheric probe 331
The lifting face 332, the drive link 33 are also provided with the extension 333 for stretching out the upper surface of dial framework 31, passed through
The extension 333 is gripped, can be easy to the rotating bar 33 being assembled in two auricles 311.
Certainly, the drive link 33 can also be fan-shaped laminated structure or L-shaped structure, that is to say, that the drive link
As long as 33, which can provide the hemispheric probe 331 and the lifting face 332, can be achieved its effect.
Step C, the dial framework 3 is rotated a circle around the mandrel 2, pass through the total indicator reading of the first dial gauge 32 and survey
The flatness of the end face 111 is measured, the reading by the second dial gauge 34 is the cylindricity of the measurable lateral surface 121.
A kind of hot investment casting assembling wax pattern measuring method provided by the present invention, in wax pattern assembling process is assembled, directly
On-line measurement is carried out to the assembling wax pattern being completed on special fixture, so as to substantially increase production efficiency, reduces weight
Multiple work.
It will be appreciated by those skilled in the art that although the present invention is described in the way of multiple embodiments,
It is that not each embodiment only includes an independent technical scheme.So narration is used for the purpose of for the sake of understanding in specification,
The skilled in the art should refer to the specification as a whole is understood, and by technical scheme involved in each embodiment
The modes of different embodiments can be mutually combined into understand protection scope of the present invention by regarding as.
The schematical embodiment of the present invention is the foregoing is only, is not limited to the scope of the present invention.It is any
Those skilled in the art, equivalent variations, modification and the combination made on the premise of the design of the present invention and principle is not departed from,
The scope of protection of the invention all should be belonged to.
Claims (4)
1. a kind of hot investment casting assembles wax pattern measuring method, it is characterised in that it is used in wax pattern assembling process is assembled carry out
Profile measurement, the assembling wax pattern include outside cylinder portion and interior round platform portion, the flatness of the end face in the outside cylinder portion and institute
Stating the cylindricity of the lateral surface in interior round platform portion needs to measure, and it comprises the following steps：
Step A, the assembling wax pattern is assembled on fixture, the fixture includes a mandrel, and the mandrel is provided with
The stage portion higher than the assembling wax pattern；
Step B a, there is provided measurement apparatus, the measurement apparatus include being used for the rotatable table for being socketed in the stage portion
Frame, the position that the dial framework side corresponds to the end face are provided with the first dial gauge, and opposite side is provided with a drive link and
Two dial gauges, the drive link are rotatably connected with the dial framework, and the drive link is provided with for being contacted with the lateral surface
Hemispheric probe and the lifting face for being contacted with second dial gauge, step A complete it is described assembling wax pattern assembling
Afterwards, the measurement apparatus is socketed in the stage portion, makes the gauge outfit of first dial gauge and the end contact, described half
Spheric probe contacts with the lateral surface；
Step C, the dial framework is rotated a circle around the mandrel, pass through the first dial gauge total indicator reading and measure the end
The flatness in face, the reading by the second dial gauge are the cylindricity of the measurable lateral surface.
A kind of 2. the method as described in claim 1, it is characterised in that in stepb, the hemispheric probe and the outside
The distance of the contact position in face and the drive link pivot can be equal to the lifting face and the second dial gauge gauge outfit
Contact position and the drive link pivot distance.
3. a kind of the method as described in claim 1, it is characterised in that in stepb, the dial framework is to be provided with two ears
Piece, the drive link are arranged in two auricles by straight pin clamping.
A kind of 4. method as claimed in claim 3, it is characterised in that in stepb, the drive link is T-shaped structure, described
Drive link 33 is provided with the extension for stretching out the dial framework upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711017722.8A CN107830787B (en) | 2017-10-27 | 2017-10-27 | Precision casting assembly wax pattern measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711017722.8A CN107830787B (en) | 2017-10-27 | 2017-10-27 | Precision casting assembly wax pattern measuring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107830787A true CN107830787A (en) | 2018-03-23 |
| CN107830787B CN107830787B (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711017722.8A Active CN107830787B (en) | 2017-10-27 | 2017-10-27 | Precision casting assembly wax pattern measuring method |
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| Country | Link |
|---|---|
| CN (1) | CN107830787B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2225430A (en) * | 1988-11-09 | 1990-05-30 | Mitutoyo Corp | Surface roughness measuring instrument |
| JPH0821702A (en) * | 1994-07-06 | 1996-01-23 | Mitsubishi Heavy Ind Ltd | Cylindrical shape measuring device |
| CN102353317A (en) * | 2011-06-23 | 2012-02-15 | 江门市南洋船舶工程有限公司 | Portable large-sized flange plane survey meter |
| CN102419149A (en) * | 2011-09-09 | 2012-04-18 | 江苏飞船股份有限公司 | Inner contour measuring meter |
| CN102840805A (en) * | 2012-09-07 | 2012-12-26 | 内江神舟机电设备有限公司 | Detection device for tooth accuracy of driven spiral bevel gear |
| CN202661028U (en) * | 2012-05-07 | 2013-01-09 | 四川劲德兴汽车配件有限公司 | Detection device for detecting concentricity and flatness of products |
| CN203224204U (en) * | 2013-05-07 | 2013-10-02 | 浙江五洲新春集团股份有限公司 | Water pump shaft end face flatness and channel prismatic roundness tester |
| CN203642848U (en) * | 2013-12-12 | 2014-06-11 | 浙江双环传动机械股份有限公司 | Multifunctional caliper with meter |
-
2017
- 2017-10-27 CN CN201711017722.8A patent/CN107830787B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2225430A (en) * | 1988-11-09 | 1990-05-30 | Mitutoyo Corp | Surface roughness measuring instrument |
| JPH0821702A (en) * | 1994-07-06 | 1996-01-23 | Mitsubishi Heavy Ind Ltd | Cylindrical shape measuring device |
| CN102353317A (en) * | 2011-06-23 | 2012-02-15 | 江门市南洋船舶工程有限公司 | Portable large-sized flange plane survey meter |
| CN102419149A (en) * | 2011-09-09 | 2012-04-18 | 江苏飞船股份有限公司 | Inner contour measuring meter |
| CN202661028U (en) * | 2012-05-07 | 2013-01-09 | 四川劲德兴汽车配件有限公司 | Detection device for detecting concentricity and flatness of products |
| CN102840805A (en) * | 2012-09-07 | 2012-12-26 | 内江神舟机电设备有限公司 | Detection device for tooth accuracy of driven spiral bevel gear |
| CN203224204U (en) * | 2013-05-07 | 2013-10-02 | 浙江五洲新春集团股份有限公司 | Water pump shaft end face flatness and channel prismatic roundness tester |
| CN203642848U (en) * | 2013-12-12 | 2014-06-11 | 浙江双环传动机械股份有限公司 | Multifunctional caliper with meter |
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| CN107830787B (en) | 2020-11-24 |
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