CN204115649U - Centralizer - Google Patents
Centralizer Download PDFInfo
- Publication number
- CN204115649U CN204115649U CN201420554307.1U CN201420554307U CN204115649U CN 204115649 U CN204115649 U CN 204115649U CN 201420554307 U CN201420554307 U CN 201420554307U CN 204115649 U CN204115649 U CN 204115649U
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- CN
- China
- Prior art keywords
- positioning seat
- centralizer
- magnetic holder
- expansion link
- backstay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to drive apparatus field engineering field, discloses a kind of centralizer, and for detecting the concentricity of transmission shaft and driven shaft, comprising: magnetic holder, positioning seat and centering rod, described centering rod comprises backstay and expansion link; The lower end of described magnetic holder is for being installed to described main drive shaft or transmission shaft; The upper end end of magnetic holder is provided with the surface of contact adapted with described positioning seat, for installing described positioning seat; One end of described backstay is vertically fixed on the side of described positioning seat, and the other end can be connected with one end of described expansion link relative sliding, and it is the inverted "L" shaped datum plate of class that the other end of described expansion link connects a cross section; Radial dial gauge and axial dial gauge are installed outside the two-arm of described datum plate respectively.Use middle installation, disassemble conveniently, volume gently reduces the labour intensity of debugging workman; Go for the detection of the shaft coupling of sizes, reduce expense, and good stability, ensure the precision of equipment debugging.
Description
Technical field
The utility model relates to drive apparatus field engineering field, particularly relates to a kind of centralizer.
Background technology
In plant equipment, transmission shaft and driven shaft are commonly used shaft coupling and are connected, and realize the transmission of power.Good transmission is carried out in order to make transmission shaft and driven shaft, need to ensure, between transmission shaft and driven shaft, there is good concentricity, last operation after the installation of equipment, debugging and repairing carries out centering work, and namely the axle center of transmission shaft and driven shaft center are on same straight line as far as possible.The quality of concentricity directly affects running accuracy and the serviceable life of equipment, so centering is an extremely important and the key link.In the centering process of transmission shaft and driven shaft, need to adopt centralizer detect both concentricity.In prior art, generally manufacture centralizer adaptively according to the length of shaft coupling and diameter.Manufacture aligning equipment according to different shaft coupling, add the labour intensity of debugging workman, improve expense, stability is also bad, do not ensure equipment debugging precision, and centralizer carries inconvenience.
Utility model content
(1) technical matters that will solve
The purpose of this utility model is to provide a kind of centralizer that can be applicable to different length and diameter.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of centralizer, and for detecting the concentricity of transmission shaft and driven shaft, comprising: magnetic holder, positioning seat and centering rod, described centering rod comprises backstay and expansion link; The lower end of described magnetic holder is for being installed to the clutch end face of described main drive shaft or transmission shaft; The upper end of magnetic holder is provided with the surface of contact adapted with described positioning seat, for installing described positioning seat; One end of described backstay is vertically fixed on the side of described positioning seat, and the other end can be connected with one end of described expansion link relative sliding, and it is the inverted "L" shaped datum plate of class that the other end of described expansion link connects a cross section; Radial dial gauge and axial dial gauge are installed outside the two-arm of described datum plate respectively.
Wherein, this centralizer also comprises the adjusting pad for regulating described positioning seat height, and described adjusting pad is arranged between described magnetic holder and positioning seat.
Wherein, described adjusting pad is formed by stacking by multiple pad.
Wherein, described backstay is dovetail groove; Described expansion link is plugged in described backstay slidably, and described backstay is provided with a setscrew nut.
Wherein, described magnetic holder lower end is provided with V-shaped groove.
Wherein, described magnetic holder comprises holder body and polylith permanent magnet, and described holder body is made up of alloy aluminum, and it is provided with multiple bore; Described permanent magnet is arranged in described bore.
Wherein, described permanent magnet is ndfeb magnet.
(3) beneficial effect
The centralizer that the utility model provides, uses middle easy installation and removal, and volume gently reduces the labour intensity of debugging workman; Go for the detection of the shaft coupling of sizes, reduce expense, and good stability, ensure the precision of equipment debugging.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the utility model embodiment;
In figure, 1: magnetic holder; 2: positioning seat; 3: adjusting pad; 4: backstay; 5: expansion link; 6: setscrew nut; 7: datum plate; 8: radial dial gauge mounting hole; 9: axial dial gauge mounting hole; 10: set bolt; 11: holder body; 12:V shape groove; 13: permanent magnet.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following instance for illustration of the utility model, but is not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, term " on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
Embodiment 1
As shown in Figure 1, centralizer of the present utility model, for detecting the concentricity of transmission shaft and driven shaft, centralizer comprises: magnetic holder 1, positioning seat 2, adjusting pad 3 and centering rod, and centering rod comprises backstay 4 and expansion link 5.In the present embodiment, magnetic holder 1 comprises holder body 11 and polylith permanent magnet 13, and the entirety of holder body 11 is made up of aluminium alloy, and holder body 11 is provided with multiple bore, and polylith permanent magnet 13 is arranged in bore respectively.The lower end of holder body 11 is provided with V-shaped groove 12, for being installed to the clutch end face of main drive shaft or transmission shaft.The upper end of holder body 11 is provided with the surface of contact that to adapt with positioning seat 2, for installing positioning seat 2.In the present embodiment, the surface of contact between magnetic holder 1 and positioning seat 2 is plane.In order to ensure being fixedly connected with between positioning seat 2 with magnetic holder 1, positioning seat 2 is provided with multiple set bolt 10 for connecting magnetic holder 1.One end of backstay 4 is vertically fixed on the side of positioning seat 2, and the other end can be connected with one end of expansion link 5 relative sliding, and it is the inverted "L" shaped datum plate 7 of class that the other end of expansion link 5 connects a cross section.Be respectively equipped with radial dial gauge mounting hole 8 and axial dial gauge mounting hole 9 on outside the two-arm of datum plate 7, be respectively used to radial dial gauge and axial dial gauge (not going out dial gauge in the present embodiment accompanying drawing) are installed.In the present embodiment, backstay 4 is dovetail groove; The shape of expansion link 5 xsect is mated with dovetail groove, and expansion link 5 is plugged in the dovetail groove of backstay 4 slidably, and backstay 4 is provided with a setscrew nut 6.The collapsing length of expansion link 5 can be set by setscrew nut.Adjusting pad 3 is arranged between magnetic holder 1 and positioning seat 2, for regulating the height of positioning seat 2.Adjusting pad 3 is formed by stacking by the pad of multiple little thickness, and the thickness of every sheet pad can be 1 ~ 2 millimeter.The permanent magnet of the present embodiment is strong magnets, the ndfeb magnet namely manually made.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, and institute's difference is: magnetic holder comprises holder body and polylith electromagnet, and the entirety of holder body is made up of alloy aluminum, which is provided with multiple bore.Polylith electromagnet is arranged in bore respectively.
In use, employing two centralizers are needed to form one group of use.Each centralizer is according to the collapsing length of the length adjustment expansion link 5 of shaft coupling, and screwed in place nut 6, makes the length of centering rod be applicable to detect shaft coupling to be measured; According to the thickness of the external diameter size adjustment adjusting pad 3 of shaft coupling, install positioning seat 2, adapt with the external diameter of the height and shaft coupling that make positioning seat 2.During test, the magnetic holder 1 of two centralizers is opposed to be arranged on transmission shaft or driven shaft, and centering rod is extended vertically, regulates radial dial gauge and axial dial gauge to test.
Magnetic holder 1 of the present utility model is provided with V-shaped groove 12, when installing magnetic holder 1, being directly placed into by magnetic holder 1 on transmission shaft or driven shaft and can realizing fixing, not needing other stationary installations, easy to use.During concrete installation, holder body 11 is placed into clutch end face, permanent magnet or electromagnet are installed in bore, magnetic holder is fixed.During dismounting, take out permanent magnet or electromagnet, pull down magnetic holder 1 easily.Centering rod is made up of backstay 4 and expansion link 5, and can be applicable to the detection of the shaft coupling of different length, usable range is extensive; The height of positioning seat 2 can regulate by regulating the thickness of adjusting pad 3, makes centralizer be applicable to detect the shaft coupling of different-diameter.When not needing to use, can also transport after dismounting coupling, being convenient to carry.Easy installation and removal during centralizer of the present utility model uses, reduces the labour intensity of debugging workman; Go for the detection of the shaft coupling of sizes, reduce expense, and good stability, ensure the precision of equipment debugging.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a centralizer, for detecting the concentricity of transmission shaft and driven shaft, is characterized in that, comprising: magnetic holder, positioning seat and centering rod, and described centering rod comprises backstay and expansion link; The lower end of described magnetic holder is for being installed to the clutch end face of main drive shaft or transmission shaft; The upper end of magnetic holder is provided with the surface of contact adapted with described positioning seat, for installing described positioning seat; One end of described backstay is vertically fixed on the side of described positioning seat, and the other end can be connected with one end of described expansion link relative sliding, and it is the inverted "L" shaped datum plate of class that the other end of described expansion link connects a cross section; Radial dial gauge and axial dial gauge are installed outside the two-arm of described datum plate respectively.
2. centralizer as claimed in claim 1, it is characterized in that, this centralizer also comprises the adjusting pad for regulating described positioning seat height, and described adjusting pad is arranged between described magnetic holder and positioning seat.
3. centralizer as claimed in claim 2, it is characterized in that, described adjusting pad is formed by stacking by multiple pad.
4. centralizer as claimed in claim 1, it is characterized in that, described backstay is dovetail groove; Described expansion link is plugged in described backstay slidably, and described backstay is provided with a setscrew nut.
5. centralizer as claimed in claim 1, it is characterized in that, described magnetic holder lower end is provided with V-shaped groove.
6. the centralizer as described in any one of claim 1 to 5, is characterized in that, described magnetic holder comprises holder body and polylith permanent magnet, and described holder body is made up of alloy aluminum, and it is provided with multiple bore; Described permanent magnet is arranged in described bore.
7. centralizer as claimed in claim 6, it is characterized in that, described permanent magnet is ndfeb magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554307.1U CN204115649U (en) | 2014-09-24 | 2014-09-24 | Centralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554307.1U CN204115649U (en) | 2014-09-24 | 2014-09-24 | Centralizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204115649U true CN204115649U (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420554307.1U Active CN204115649U (en) | 2014-09-24 | 2014-09-24 | Centralizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204115649U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917658A (en) * | 2018-05-21 | 2018-11-30 | 大唐山东电力检修运营有限公司 | A kind of rotating machinery alignment tool and method |
| CN110425956A (en) * | 2019-06-27 | 2019-11-08 | 上海宝钢工业技术服务有限公司 | Slewing center support system and its application method based on cell phone application |
| CN115302238A (en) * | 2022-08-27 | 2022-11-08 | 北京中海沃邦能源投资有限公司 | Compressor unit coupling centering frock |
-
2014
- 2014-09-24 CN CN201420554307.1U patent/CN204115649U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917658A (en) * | 2018-05-21 | 2018-11-30 | 大唐山东电力检修运营有限公司 | A kind of rotating machinery alignment tool and method |
| CN110425956A (en) * | 2019-06-27 | 2019-11-08 | 上海宝钢工业技术服务有限公司 | Slewing center support system and its application method based on cell phone application |
| CN115302238A (en) * | 2022-08-27 | 2022-11-08 | 北京中海沃邦能源投资有限公司 | Compressor unit coupling centering frock |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |