CN207779791U - A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line - Google Patents
A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line Download PDFInfo
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- CN207779791U CN207779791U CN201721639148.5U CN201721639148U CN207779791U CN 207779791 U CN207779791 U CN 207779791U CN 201721639148 U CN201721639148 U CN 201721639148U CN 207779791 U CN207779791 U CN 207779791U
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- shell
- gauge length
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- length hole
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Abstract
A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line disclosed by the utility model, including cylindric tubing internal model, tubing internal model includes shell and first time shell on first, the outer wall upper edge of shell and first time shell is grown to offering several equidistant internal model gauge length holes on first, coating mold further includes the tubing external mold of cylindrical shape, tubing external mold includes shell and second time shell on second, shell and second time shell are socketed on the outer surface of shell and first time shell on first respectively on second, the outer wall upper edge of shell and second time shell is grown to offering several equidistant external mold gauge length holes on second, and the spacing in each adjacent external mold gauge length hole is equal with each adjacent spacing in internal model gauge length hole, each external mold gauge length hole connects with internal model gauge length hole；The utility model makes the molybdenum of different-diameter and molybdenum alloy tubing drawing by high temperature sample that can produce accurate gauge length line.
Description
Technical field
The utility model belongs to the processing unit (plant) technical field of metal material, is related to a kind of for making molybdenum and molybdenum alloy tube
The coating mold of material tensile test specimen scale distance line.
Background technology
According to metal pipe material high temperature tensile property testing standard, entire pipeline section sample or tubing item are whether intercepted
Shape arc sample is required for marking pen when carrying out room-temperature mechanical property test its elongation after fracture of detection in specimen surface
Demarcate original gauge length or equal portions subdivision gauge length, after the completion of tension test, measured according to the label of mark stroke have no progeny gauge length or
It has no progeny and segments the length of gauge length, substitute into its national standard and calculate the formula of elongation after fracture, the elongation after fracture of tubing can be obtained, and
When carrying out mechanical behavior under high temperature testing experiment, since the pigment of marking pen is oiliness, easy firing volatilizees under high temperature, to can not
The accurate gauge length of having no progeny for measuring tensile sample, also cannot accurately obtain the elongation after fracture of tubing.
Publication date is the Chinese patent on the 4th of September in 2013《Drawing by high temperature sample》, disclose the mark in drawing by high temperature sample
The high-temperature coatings for being mixed with water glass of binder are coated with away from outside, and hoop has a circle copper wire to replace mark near dope layer
The label of pen completes high temperature tension test.This method is appropriate only for the extension test under lower temperature, and coating and copper wire replace
For gauge length line, it is easy to increase the accuracy of elongation after fracture, at relatively high temperatures, high-temperature coatings hardening, due to its coefficient of expansion
There are gaps with molybdenum and molybdenum alloy material, will fall off from test button surface, and copper wire can also deform, to make to have no progeny
Elongation is inaccurate, and volatile matter also can generate pollution to the heating element of furnace body.
Therefore, it is based on problem above, certain thickness and width are sprayed on molybdenum and molybdenum alloy tubing drawing by high temperature sample
Gauge length line of the heat-resisting material as tension test, making it, accurate objectively reaction molybdenum and molybdenum alloy tubing are had no progeny at high temperature
Elongation, and spray gauge length line and need to process the auxiliary tool of specific structure so that the molybdenum and molybdenum alloy tubing of different-diameter are high
Warm tensile sample can produce accurate gauge length line.
Utility model content
The purpose of this utility model is to provide a kind of coating for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line
Mold so that the molybdenum and molybdenum alloy tubing drawing by high temperature sample of different-diameter can produce accurate gauge length line.
The utility model is the technical scheme adopted is that a kind of for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line
Coating mold, include cylindric tubing internal model, tubing internal model includes shell and first time shell on the first of semi-circular cylindrical,
The outer wall upper edge of shell and first time shell is grown to several equidistant internal model gauge length holes are offered on first, and coating mold is also
Include cylindric tubing external mold, tubing external mold includes shell and second time shell on the second of semi-circular cylindrical, shell on second
It is socketed on the outer surface of shell and first time shell on first respectively with second time shell, shell and second time shell on second
Outer wall upper edge is grown to several equidistant external mold gauge length holes are offered, and each internal model gauge length hole and external mold gauge length hole are rectangle
Structure, each external mold gauge length hole along it is long to width not less than internal model gauge length hole along it is long to width, each external mold gauge length hole edge
Circumferential width is more than the width of internal model gauge length hole circumferentially, and the spacing in each adjacent external mold gauge length hole with it is each adjacent
The spacing in internal model gauge length hole is equal, and each external mold gauge length hole connects with internal model gauge length hole.
The utility model is also characterized by：
Each internal model gauge length hole along it is long to width be 1mm~3mm, the width of each internal model gauge length hole circumferentially is not less than
The 1/2 of the tube wall both sides of the edge distance of shell or first time shell circumferentially on first.
The outer wall upper edge of shell and first time shell is grown to being provided with several internal model scales on first, and each internal model mark
Ruler along internal model gauge length hole grow to edge be arranged.
The spacing in each adjacent external mold gauge length hole and the spacing in each adjacent internal model gauge length hole are 20mm~25mm.
Each external mold gauge length hole and internal model gauge length hole grow to overlap width be 0.2mm~0.5mm.
The edge of the outer wall both sides of shell and first time shell is both provided with folder ear a on first, shell and the on second
The edge of the outer wall both sides of two times shells is both provided with folder ear b, on second on shell and first between shell, second time shell
Between first time shell, on second between shell and second time shell by solid through folder ear b and the bolt that presss from both sides ear a
It is fixed.
The outer surface of folder ear a is provided with sliding rail.
On second shell and second time shell grow to the same side be both provided with fixed handle.
The utility model has the beneficial effects that：
The utility model for making the coating mold of molybdenum and molybdenum alloy tubing tensile test specimen scale distance line, by by tubing
Tensile sample is positioned in the coating mold for offering gauge length hole, when making gauge length line by the coating equipped with drawing pipe sample
Mold is mounted on magnetron sputtering apparatus plated film storehouse center, makes it through internal model gauge length hole and external mold gauge length is realized and tried drawing pipe
The spraying of the high temperature resistant target of sample obtains the gauge length line of drawing pipe sample, which can realize to tubing gauge length line width
Accurately controlling for degree, avoids because gauge length line is wide, measure have no progeny gauge length and elongation be bring larger human error, or
It is beyond recognition because gauge length line is narrow, leads to have no progeny gauge length and elongation is unable to measure and calculates；Change simultaneously coating mold knot
Structure and size can complete the gauge length calibration of the special-shaped sample such as various sizes of metal material and stick, plate and silk material, and the coating mould
Lamps structure is simple, easy for installation.
Description of the drawings
Fig. 1 is a kind of side for making the coating mold of molybdenum and molybdenum alloy tubing tensile test specimen scale distance line of the utility model
Face full sectional view；
Fig. 2 is that the utility model is a kind of for making the vertical of the coating mold of molybdenum and molybdenum alloy tubing tensile test specimen scale distance line
To full sectional view；
Fig. 3 is a kind of master for making the coating mold of molybdenum and molybdenum alloy tubing tensile test specimen scale distance line of the utility model
View；
Fig. 4 is by a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line of the utility model
The molybdenum and molybdenum alloy tubing tensile sample schematic diagram with gauge length line produced.
In figure, 1. tubing internal models, shell on 1-1. first, first time shell of 1-2., 1-3. internal model gauge lengths hole, 1-4. presss from both sides ear
A, 1-5. internal model graduation mark, 2. tubing external molds, shell on 2-1. second, second time shell of 2-2., 2-3. external mold gauge lengths hole, 2-4.
Press from both sides ear b, 3. fix handles, 4. bolt a, 5. bolt b, 6. molybdenums and molybdenum alloy tubing tensile sample.
Specific implementation mode
The utility model is described in detail with reference to the accompanying drawings and detailed description.
A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line of the utility model, such as Fig. 1 institutes
To show, including cylindric tubing internal model 1, tubing internal model 1 includes shell 1-1 and first time shell 1-2 on the first of semi-circular cylindrical,
As shown in Fig. 2, the outer wall upper edge of shell 1-1 and first time shell 1-2 are grown to offering several equidistant internal models on first
Gauge length hole 1-3, and each internal model gauge length hole 1-3 along it is long to width be 1mm~3mm；As shown in figure 3, on first shell 1-1 and
The outer wall upper edge of first time shell 1-2 is grown to being provided with several internal models scale 1-5, and each internal model scale 1-5 is along internal model mark
Away from hole 1-3 long to edge be arranged, the width of internal model gauge length hole 1-3 circumferentially is not less than under shell 1-1 or first on first
The 1/2 of the tube wall both sides of the edge distances of shell 1-2 circumferentially；As shown in Figure 1, further including cylindric tubing external mold 2, outside tubing
Mould 2 includes shell 2-1 and second time shell 2-2 on the second of semi-circular cylindrical, and shell 2-1 and second time shell 2-2 divides on second
It is not socketed on the outer surface of shell 1-1 and first time shell 1-2 on first；As shown in Fig. 2, on second under shell 2-1 and second
The outer wall upper edge of shell 2-2 is grown to several equidistant external mold gauge lengths hole 2-3 is offered, as shown in figure 3, each internal model gauge length
Hole 1-3 and external mold gauge length hole 2-3 are rectangular configuration, each external mold gauge length hole 2-3 along it is long to width be more than internal model gauge length hole
1-3 along it is long to width, the width of each external mold gauge length hole 2-3 circumferentially is more than the width of internal model gauge length hole 1-3 circumferentially, and
The spacing of external mold gauge length hole 2-3 is equal with the spacing of internal model gauge length hole 1-3, is 20mm~25mm, each external mold gauge length hole 2-3
It connects with internal model gauge length hole 1-3.
As shown in Figure 1, the edge of the outer wall both sides of shell 1-1 and first time shell 1-2 is both provided with folder ear on first
A1-4, folder ear a1-4 outer surfaces are arranged sliding rail, the edge of the outer wall both sides of shell 2-1 and second time shell 2-2 on second
Place be both provided with folder ear b2-4, and on second shell 2-1 and second time shell 2-2 long to the same side be both provided with fixed
Hand 3；Molybdenum and molybdenum alloy tubing tensile sample 6 are placed in first time shell 1-2 of the tubing internal model 1 of coating mold, then by first
Symmetrically the flat exposed surface for being buckled in molybdenum and molybdenum alloy tubing tensile sample 6, folder ear b2-4 can be along folder ear a1-4 by upper shell 1-1
Sliding rail moves horizontally, and shell 2-1 and second time shell 2-2 slide into external mold gauge length hole 2-3 and internal model mark on second
When being connected to away from hole 1-3, shell 2-1 and second time shell 2-2 on second is slowly moved by fixed handle 3, by observing internal model
Graduation mark 1-5 accurately adjust the length of external mold gauge length hole 2-3 and internal model gauge length hole 1-3 to overlap width, when it is long to coincidence it is wide
When degree is 0.2mm~0.5mm, by bolt a4 through the folder ear a1-4 and bolt a4 that presss from both sides on ear b2-4 by shell 2- on second
1 is fixed with shell 1-1, second time shell 2-2 and first time shell 1-2 on first, to fix in tubing external mold 2 and tubing
1 relative position of mould makes the upper surfaces bolt a4 be tightly attached to folder ear b2-4, to play the purpose of fixed tubing external mold 2, then by passing through
It is through at folder ear a1-4 and shell 2-1 on second and second time shell 2-2 is fixed with the bolt b5 pressed from both sides on ear b2-4 so that pipe
Material internal model 1 is connected with tubing external mold 2, to clamp molybdenum and molybdenum alloy tubing tensile sample 6, makes it cannot in coating mold
It produces relative sliding, completes the installation of molybdenum and molybdenum alloy tubing tensile sample 6.
It is non-equilibrium magnetic controlled that coating mold equipped with molybdenum and molybdenum alloy tubing tensile sample 6 is vertically arranged to MSIP016 types
In the rotary turnplate at sputtering equipment plated film storehouse center, while two Fe targets, a Cr target and an Al target uniformly being divided
Cloth is fixed on the circumference in plated film storehouse, is then shut off plated film door, when being evacuated down to 5 × 10-3Pa in plated film storehouse, to plated film storehouse
When being inside passed through high-purity argon gas temperature is to 300 DEG C in heating cabinet simultaneously, magnetic control power switch is opened, two Fe target powers of adjustment exist
The power of 4KW, Cr target is in 2KW, and in 1.2KW, the rotation of fixed molybdenum and molybdenum alloy tubing tensile sample 6 turns the power of Al targets
The rotating speed of disk is 5r/min, and the flow control of high-purity argon gas keeps coating working condition 3h in 15ml/min, closes power supply, drop
Temperature stops supply argon gas, opens plated film door, consolidating for tubing external mold 2 is extracted from rotary turnplate to room temperature in low plated film storehouse
Determine handle 3, looser a bolt b5, and two sets of inside and outside molds of tubing are split into two halves, vertical to take out molybdenum and molybdenum alloy tubing tensile sample 6,
As shown in figure 4, completing the making of molybdenum and 6 gauge length line of molybdenum alloy tubing tensile sample.
Claims (8)
1. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line, which is characterized in that including cylinder
The tubing internal model (1) of shape, the tubing internal model (1) include shell on the first of semi-circular cylindrical (1-1) and first time shell (1-
2), the outer wall upper edge of shell (1-1) and first time shell (1-2) is grown to offering several equidistant internal models on described first
Gauge length hole (1-3), the coating mold further include the tubing external mold (2) of cylindrical shape, and the tubing external mold (2) includes semi-circular cylindrical
Second on shell (2-1) and second time shell (2-2), shell (2-1) and second time shell (2-2) cover respectively on described second
It is connected to the outer surface of shell on first (1-1) and first time shell (1-2), shell (2-1) and second time shell on described second
The outer wall upper edge of (2-2) is grown to several equidistant external mold gauge length holes (2-3) are offered, each internal model gauge length hole (1-
3) be rectangular configuration with external mold gauge length hole (2-3), each external mold gauge length hole (2-3) along it is long to width be not less than internal model gauge length
Hole (1-3) along it is long to width, the width of each external mold gauge length hole (2-3) circumferentially is more than internal model gauge length hole (1-3) circumferentially
Width, and the spacing phase of the spacing in each adjacent external mold gauge length hole (2-3) and each adjacent internal model gauge length hole (1-3)
Deng each external mold gauge length hole (2-3) connects with internal model gauge length hole (1-3).
2. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
Be characterized in that, each internal model gauge length hole (1-3) along it is long to width be 1mm~3mm, each internal model gauge length hole (1-
3) width circumferentially is not less than the tube wall both sides of the edge of shell (1-1) or first time shell (1-2) circumferentially on described first
The 1/2 of distance.
3. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
It is characterized in that, the outer wall upper edge of shell (1-1) and first time shell (1-2) is grown to being provided with several internal model marks on described first
Ruler (1-5), and each internal model scale (1-5) along internal model gauge length hole (1-3) it is long to edge be arranged.
4. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
It is characterized in that, the spacing in each adjacent external mold gauge length hole (2-3) and the spacing in each adjacent internal model gauge length hole (1-3) are 20mm
~25mm.
5. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
Be characterized in that, each external mold gauge length hole (2-3) and internal model gauge length hole (1-3) it is long to overlap width be 0.2mm~
0.5mm。
6. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
It is characterized in that, the edge of the outer wall both sides of shell (1-1) and first time shell (1-2) is both provided with folder ear a on described first
(1-4) is both provided with folder on described second at the both sides of the edge of shell (2-1) and the outer wall of second time shell (2-2) circumferentially
Ear b (2-4), on described second on shell (2-1) and first between shell (1-1), second time shell (2-2) and first time shell
Between (1-2), on second between shell (2-1) and second time shell (2-2) by through folder ear b (2-4) and folder ear a
The bolt of (1-4) is fixed.
7. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as claimed in claim 6,
It is characterized in that, the outer surface of the folder ear a (1-4) is provided with sliding rail.
8. a kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line as described in claim 1,
Be characterized in that, on described second shell (2-1) and second time shell (2-2) it is long to the same side be both provided with fixed handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639148.5U CN207779791U (en) | 2017-11-30 | 2017-11-30 | A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721639148.5U CN207779791U (en) | 2017-11-30 | 2017-11-30 | A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207779791U true CN207779791U (en) | 2018-08-28 |
Family
ID=63234314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721639148.5U Active CN207779791U (en) | 2017-11-30 | 2017-11-30 | A kind of coating mold for making molybdenum and molybdenum alloy tubing tensile test specimen scale distance line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207779791U (en) |
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2017
- 2017-11-30 CN CN201721639148.5U patent/CN207779791U/en active Active
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