CN201811947U - Reference block structure for bearing bush ultrasonic testing - Google Patents
Reference block structure for bearing bush ultrasonic testing Download PDFInfo
- Publication number
- CN201811947U CN201811947U CN2010205300917U CN201020530091U CN201811947U CN 201811947 U CN201811947 U CN 201811947U CN 2010205300917 U CN2010205300917 U CN 2010205300917U CN 201020530091 U CN201020530091 U CN 201020530091U CN 201811947 U CN201811947 U CN 201811947U
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- China
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- alloy material
- material layer
- block structure
- backing layer
- reference block
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- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 239000000956 alloy Substances 0.000 claims abstract description 49
- 238000002604 ultrasonography Methods 0.000 claims description 12
- 230000002950 deficient Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 229910000897 Babbitt (metal) Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000714 At alloy Inorganic materials 0.000 description 1
- 229910000952 Be alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a reference block structure for bearing bush ultrasonic testing, which is characterized in that the reference block structure comprises a circular arc-shaped alloy material layer and a back surface backing layer which is fit with the circular arc-shaped alloy material layer, a dovetail groove structure is arranged between the alloy material layer and the backing layer, the thickness of the alloy material layer is gradually and sequentially increased to form steps, the alloy material layer is longitudinally divided into two parts from the middle, one part of the alloy material layer is tightly combined and fixed with the backing layer to form a good combination area, and the other part of the alloy material layer is loosely combined with the backing layer to form a non-good combination area. The reference block structure for the bearing bush ultrasonic testing has the advantages that the structure is simple, the application scope is wide, the testing can be conducted to bearing bushes with different thickness and the testing accuracy is high.
Description
Technical field
The utility model relates to a kind of structure that detects bearing shell, especially a kind of bearing shell ultrasound examination reference block structure.
Background technology
Bearing shell is as sliding bearing and the part that is coupling and touches, mainly form by the backing layer material at alloy material layer that combines with axle and back, whether alloy material layer well will directly influence its result of use with combining of backing layer material, this can accurately detect it timely with regard to a kind of apparatus and method of needs, find the situation that combines of alloy material layer and backing layer material timely, and handle, thereby accident is eliminated in bud, and now also do not had unified reference block and detection means to carry out the work of this respect.
The utility model content
In order to solve the detection problem of bearing shell, the utility model proposes a kind of bearing shell ultrasound wave inspection block structure of participating in the experiment, this test block is simple in structure, have wide range of applications, and can detect at the bearing shell of different-thickness, has test accurately, reliable and practical advantage.
The technical scheme that its technical matters that solves the utility model adopts is: this bearing shell ultrasound examination reference block structure comprises backing layer and alloy material layer; The back side backing layer that this test block structure has a circular-arc alloy material layer and coincide has oat tail groove structure between this alloy material layer and the backing layer; This alloy material layer forms the ladder state by being thinned to thick order successively; This alloy material layer longitudinally is divided into two parts from the centre, wherein a part of alloy material layer and backing layer are combined closely fixing, forms in conjunction with good district; It is loose that another part alloy material layer combines with the backing layer, forms in conjunction with non-good district.
This dovetail groove is opened in the longitudinal centre line bottom on backing layer and alloy material layer composition surface, this dovetail groove depth h=4mm, and wide w=4mm suitable for reading, the angle of dovetail groove dual-side are 30 °.
The thickness of alloy material layer is respectively 1mm, 3mm, 5mm, 10mm, 15mm.
The size of backing layer: when radius R=300mm, thickness T=50mm, arc length L=278mm; When radius R=400mm, thickness T=80mm, arc length L=291mm.
The alloy material layer of this test block structure is Babbit metal ZChSnSb11-6, inner zero defect; The material of backing layer is the 45# steel.
This test block construction profile verticality, the depth of parallelism ± 0.05mm, aperture ± 0.05mm; Groove width tolerance+0.05mm; Alloy material layer smooth finish is 1.6 μ m, all the other smooth finish 3.2 μ m; Test block size and defective locations dimensional tolerence ± 0.1mm.
During use, the alloy material layer of the probe of ultrasonic wave detector being aimed at successively the reference block structure detects with the good district of combining of backing floor with in conjunction with non-good district, and the reflected back waveform figure that detects is preserved, as reference; Then bearing shell to be detected is detected, and detection waveform figure is compared with the oscillogram of the alloy material layer of corresponding thickness, can determine conveniently whether its backing layer combines with alloy material layer good.
The beneficial effects of the utility model are: this bearing shell ultrasound examination reference block is simple in structure, has wide range of applications, and can detect at the bearing shell of different-thickness, and tool is with testing accurate advantage.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Accompanying drawing 2 is an A-A sectional view among Fig. 1.
Accompanying drawing 3 to accompanying drawing 12 be alloy material layer be respectively 1mm, 3mm, 5mm, 10mm, 15mm thick in conjunction with kilter and the reflection echo figure that combines defective mode.
Among the figure, 1. backing layer, 2. alloy material layer is 3. in conjunction with good district, 4. in conjunction with non-good district.
Embodiment
In the accompanying drawings, this bearing shell ultrasound examination reference block structure comprises backing layer 1 and alloy material layer 2; The back side backing layer 1 that this test block structure has a circular-arc alloy material layer 2 and coincide has oat tail groove structure between this alloy material layer 2 and the backing layer 1; This alloy material layer 2 forms the ladder state by being thinned to thick order successively; This alloy material layer 2 longitudinally is divided into two parts from the centre, wherein a part of alloy material layer 2 and backing layer 1 are combined closely fixing, forms in conjunction with good district 3; It is loose that another part alloy material layer 2 combines with backing layer 1, forms in conjunction with non-good district 4.
This dovetail groove is opened in the longitudinal centre line bottom of backing layer 1 with alloy material layer 2 composition surfaces, this dovetail groove depth h=4mm, and wide w=4mm suitable for reading, the angle of dovetail groove dual-side are 30 °.
The thickness of alloy material layer 2 is respectively 1mm, 3mm, 5mm, 10mm, 15mm.
The size of backing layer 1: when radius R=300mm, thickness T=50mm, arc length L=278mm; When radius R=400mm, thickness T=80mm, arc length L=291mm.
The alloy material layer 2 of this test block structure is Babbit metal ZChSnSb11-6, inner zero defect; The material of backing layer 1 is the 45# steel.
This test block construction profile verticality, the depth of parallelism ± 0.05mm, aperture ± 0.05mm; Groove width tolerance+0.05mm; Alloy material layer 2 smooth finish are 1.6 μ m, all the other smooth finish 3.2 μ m; Test block size and defective locations dimensional tolerence ± 0.1mm.
During use, the alloy material layer 2 of the probe of ultrasonic wave detector being aimed at successively the reference block structure detects with the good district 3 of combining of backing floor 1 with in conjunction with non-good district 4, and the reflected back waveform figure that detects is preserved, as reference; Then bearing shell to be detected is detected, and detection waveform figure is compared with the oscillogram that face is surveyed in the exploration of corresponding thickness, can determine conveniently whether its backing layer combines with inner alloy material layer good.
Claims (5)
1. a bearing shell ultrasound examination reference block structure comprises backing layer (1) and alloy material layer (2); It is characterized in that: the back side backing layer (1) that this test block structure has a circular-arc alloy material layer (2) and coincide has oat tail groove structure between this alloy material layer (2) and the backing layer (1); This alloy material layer (2) forms the ladder state by being thinned to thick order successively; This alloy material layer (2) longitudinally is divided into two parts from the centre, wherein a part of alloy material layer (2) and backing layer (1) are combined closely fixing, forms in conjunction with good district (3); It is loose that another part alloy material layer (2) combines with backing layer (1), forms in conjunction with non-good district (4).
2. according to described this bearing shell ultrasound examination reference block structure of claim 1, it is characterized in that: this dovetail groove is opened in the longitudinal centre line bottom of backing layer (1) with alloy material layer (2) composition surface, this dovetail groove depth h=4mm, wide w=4mm suitable for reading, the angle of dovetail groove dual-side are 30 °.
3. according to described this bearing shell ultrasound examination reference block structure of claim 1, it is characterized in that: the thickness of alloy material layer (2) is respectively 1mm, 3mm, 5mm, 10mm, 15mm.
4. according to described this bearing shell ultrasound examination reference block structure of claim 1, it is characterized in that: the size of backing layer (1): when radius R=300mm, thickness T=50mm, arc length L=278mm; When radius R=400mm, thickness T=80mm, arc length L=291mm.
5. according to described this bearing shell ultrasound examination reference block structure of claim 1, it is characterized in that: this test block construction profile verticality, the depth of parallelism ± 0.05mm, aperture ± 0.05mm; Groove width tolerance+0.05mm; Alloy material layer (2) smooth finish is 1.6 μ m, all the other smooth finish 3.2 μ m; Test block size and defective locations dimensional tolerence ± 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205300917U CN201811947U (en) | 2010-09-09 | 2010-09-09 | Reference block structure for bearing bush ultrasonic testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205300917U CN201811947U (en) | 2010-09-09 | 2010-09-09 | Reference block structure for bearing bush ultrasonic testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811947U true CN201811947U (en) | 2011-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205300917U Expired - Lifetime CN201811947U (en) | 2010-09-09 | 2010-09-09 | Reference block structure for bearing bush ultrasonic testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201811947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777239A (en) * | 2015-04-10 | 2015-07-15 | 上海和伍新材料科技有限公司 | Step-type test workpiece for ultrasonic flaw detection of low-voltage apparatus electric contacts |
| CN113176338A (en) * | 2021-04-28 | 2021-07-27 | 国能锅炉压力容器检验有限公司 | Method for detecting bonding quality of bearing bush alloy material through ultrasonic guided wave |
-
2010
- 2010-09-09 CN CN2010205300917U patent/CN201811947U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777239A (en) * | 2015-04-10 | 2015-07-15 | 上海和伍新材料科技有限公司 | Step-type test workpiece for ultrasonic flaw detection of low-voltage apparatus electric contacts |
| CN113176338A (en) * | 2021-04-28 | 2021-07-27 | 国能锅炉压力容器检验有限公司 | Method for detecting bonding quality of bearing bush alloy material through ultrasonic guided wave |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA SHENHUA ENERGY COMPANY LIMITED Free format text: FORMER OWNER: XUZHOU ELECTRIC POWER EXPERIMENT CENTER Effective date: 20110614 Owner name: BEIJING GUOHUA ELECTRIC POWER CORPORATION LTD. GUO Free format text: FORMER OWNER: JINING RUIXIANG MOLD CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 221009 NO. 215, JIEFANG SOUTH ROAD, XUZHOU CITY, JIANGSU PROVINCE TO: 100011 NO. 22, WEST BINHE ROAD, ANDINGMEN, DONGCHENG DISTRICT, BEIJING, CHINA |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110614 Address after: 100011 Beijing city China West Binhe Road, No. 22 Dongcheng District anding Co-patentee after: Beijing Guohua Electric Power Co., Ltd. Patentee after: China Shenhua Energy Co., Ltd. Co-patentee after: Guohua Xuzhou Power Generation Co., Ltd. Co-patentee after: Jining Ruixiang Mold Co., Ltd. Address before: 221009 No. 215 Jiefang South Road, Jiangsu, Xuzhou Co-patentee before: Jining Ruixiang Mold Co., Ltd. Patentee before: Xuzhou Electric Power Experiment Center |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |