CN205027292U - Shaft coupling alignment appearance - Google Patents
Shaft coupling alignment appearance Download PDFInfo
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- CN205027292U CN205027292U CN201520748428.4U CN201520748428U CN205027292U CN 205027292 U CN205027292 U CN 205027292U CN 201520748428 U CN201520748428 U CN 201520748428U CN 205027292 U CN205027292 U CN 205027292U
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- fixed
- support
- base
- support bar
- coupling
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Abstract
The utility model discloses a shaft coupling alignment appearance belongs to oil refining, the chemical industry rotating machinery centering alignment technical field. This shaft coupling alignment appearance includes: first support, second support, percentage table support, benchmark pole, radial percentage table and axial percentage table, first support includes first base, first bracing piece, first supporting shoe and a fixed part, the percentage table support is fixed on first supporting shoe, and the horizontal component at the percentage table support is fixed to radial percentage table, and the vertical component at the percentage table support is fixed to the axial percentage table, the second support includes second base, second bracing piece, second supporting shoe and the 2nd fixed part, benchmark pole second end is fixed on the second supporting shoe, the contact and the contact of the first end top reference surface of benchmark pole of radial percentage table, the contact and the first distolateral portion's reference surface contact of benchmark pole of axial percentage table. This alignment appearance simple structure, precision height to application scope broadens, can be used for the shaft coupling of various sizes.
Description
Technical field
The utility model relates to oil refining, chemical industry rotating machinery centering technical field, particularly a kind of coupling corrector.
Background technology
The centering of shaft coupling is the important step in the rotating machinery such as pump, Large-scale machine set installation process, the object of centering be the center line of the center line of the main drive shaft making rotating machinery and driven shaft on the same line, to ensure the normal operation of plant equipment.
Existing coupling corrector mainly comprises: magnetic stand and dial gauge, and dial gauge is arranged on the table bar of magnetic stand.When centering, magnetic stand is adsorbed on the half a coupler of main drive shaft side, the contact of dial gauge and the half a coupler surface contact of driven shaft side.Rotating motor, makes main drive shaft and driven shaft synchronous axial system, and meanwhile, magnetic stand and dial gauge also rotate thereupon.When record rotates different angles, the reading of dial gauge, and utilizes the data obtained to calculate, and judges that the center line of the center line of main drive shaft and driven shaft is whether on same straight line according to result of calculation.
Realizing in process of the present utility model, designer finds that prior art at least exists following problem: the magnetic force of magnetic stand is limited, can not be adsorbed on shaft coupling securely, and when there is vibration in shaft coupling rotation process, magnetic stand easily comes off; And the table pole length of magnetic stand is limited, when two half a coupler end face distances are longer, contact and the shaft coupling surface contact of dial gauge can not be made, cannot centering be carried out.
Utility model content
In order to solve above-mentioned technical matters, the utility model provides one to fixedly secure on shaft coupling, and is applicable to the coupling corrector of various sizes shaft coupling.
Specifically, following technical scheme is comprised:
A kind of coupling corrector, this coupling corrector comprises: the first support, the second support, dial indicator bracket, baseline rod, radial dial gauge and axial dial gauge; Described first support comprises the first base, the first support bar, the first back-up block and the first fixed part; Described first support bar to be fixed on described first base and vertical with described first base; Described first back-up block is set on described first support bar; Described first fixed part is arranged on described first base, for described first support is fixed on shaft coupling; Described dial indicator bracket is fixed on the first back-up block, described dial indicator bracket comprises horizontal component and vertical component, described radial dial gauge is fixed on the horizontal component of described dial indicator bracket, and described axial dial gauge is fixed on the vertical component of described dial indicator bracket; Described second support comprises the second base, the second support bar, the second back-up block and the second fixed part; Described second support bar to be fixed on described second base and vertical with described second base; Described second back-up block is set on described second support bar; Described second fixed part is arranged on described second base, for described second support is fixed on shaft coupling; Baseline rod second end is fixed on described second back-up block, and the contact of described radial dial gauge contacts with baseline rod first end top reference face, and the contact of described axial dial gauge contacts with described baseline rod first end sidepiece reference field.
Further, the diameter of described baseline rod first end is greater than the diameter of described baseline rod second end.
Preferably, described first base and the second base are hollow-core construction.
Preferably, described first fixed part and the second fixed part are chain or steel band.
Preferably, described first back-up block is fixed on described first support bar by jackscrew, and described second back-up block is fixed on described second support bar by jackscrew.
Preferably, described first support bar is fixed on described first base by screw thread; Described second support bar is fixed on described second base by screw thread.
The beneficial effect of the technical scheme that the utility model embodiment provides:
When the coupling corrector adopting the utility model embodiment to provide carries out centering, utilize the first fixed part and the second fixed part to be fixed on shaft coupling by the first support and the second support respectively, the position adjusting the first back-up block and the second back-up block makes baseline rod be horizontal.Turn motor, make main drive shaft and driven shaft synchronous axial system, alignment instrument also rotates thereupon.According to the reading of dial gauge, the reading of dial gauge when record rotates different angles, judges that the center line of the center line of main drive shaft and driven shaft is whether on same straight line.The coupling corrector structure that the utility model embodiment provides is simple, and easy to operate, precision is high, and cost is low, can be securely fixed on shaft coupling, is applicable to the shaft coupling of various sizes.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the coupling corrector that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the structural representation of the first support and dial indicator bracket in the utility model embodiment;
Fig. 3 is the structural representation of the second support in the utility model embodiment;
Fig. 4 is the structural representation of baseline rod in the utility model embodiment, and wherein Fig. 4 a is vertical view, and 4b is right view;
The use-pattern schematic diagram of the coupling corrector that Fig. 5 provides for the utility model embodiment.
In figure, Reference numeral represents respectively:
1, the first support; 101, the first base; 102, the first support bar; 103, the first back-up block;
104, the first fixed part;
2, the second support; 201, the second base; 202, the second support bar; 203, the second back-up block;
204, the second fixed part;
3, dial indicator bracket;
4, baseline rod; 401, baseline rod first end; 402, baseline rod second end;
5, radial dial gauge;
6, axial dial gauge;
7, shaft coupling.
Embodiment
For making the technical solution of the utility model and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
The utility model embodiment provides a kind of coupling corrector, and see Fig. 1 and composition graphs 2, Fig. 3 and Fig. 4, this coupling corrector comprises: the first support 1, second support 2, dial indicator bracket 3, baseline rod 4, radial dial gauge 5 and axial dial gauge 6; First support 1 comprises the first base 101, first support bar 102, first back-up block 103 and the first fixed part 104; First support bar 102 to be fixed on the first base 101 and vertical with the first base 101; First back-up block 103 is set on the first support bar 102; First fixed part 104 is arranged on the first base 101, for the first support 1 is fixed on shaft coupling; Dial indicator bracket 3 is fixed on the first back-up block 103, and dial indicator bracket 3 comprises horizontal component and vertical component, and radial dial gauge 5 is fixed on the horizontal component of dial indicator bracket 3, and axial dial gauge 6 is fixed on the vertical component of dial indicator bracket 4; Second support 2 comprises the second base 201, second support bar 202, second back-up block 203 and the second fixed part 204; Second support bar 202 to be arranged on the second base 201 and vertical with the second base 201; Second back-up block 203 is set on the second support bar 202; Second fixed part 204 is fixed on the second base 201, for the second support 2 is fixed on shaft coupling; Baseline rod second end 402 is fixed on the second back-up block 203, and the contact of radial dial gauge 5 contacts with baseline rod first end 401 top reference face, and the contact of axial dial gauge 6 contacts with baseline rod first end 401 sidepiece reference field.
The principle of work of the coupling corrector that the utility model embodiment provides is: as shown in Figure 5, utilize the first fixed part 104 to be fixed on the half a coupler of main drive shaft side or the half a coupler of driven shaft side by first support 1, utilize the second fixed part 204 to be fixed on the half a coupler of opposite side by the second support 2; Dial indicator bracket 3 vertical portion is fixed on the first back-up block 103, make dial indicator bracket 3 in inverted L-shaped, radial dial gauge 5 is arranged on the horizontal component of dial indicator bracket 3, axial dial gauge 6 is arranged on the vertical portion of dial indicator bracket 3, baseline rod second end 402 is arranged on the second back-up block 203; According to the diameter of shaft coupling 7, adjust the position of the first back-up block 103 and the second back-up block 203, baseline rod 4 is horizontal.The contact of radial dial gauge 5 contacts with baseline rod first end 401 top reference face, detects the radial missing of shaft coupling 7; The contact of axial dial gauge 6 contacts with baseline rod first end 401 sidepiece reference field, detects the axial deviation of shaft coupling 7.Alignment instrument is installed rear rotating motor, and make main drive shaft and driven shaft synchronous axial system, alignment instrument also rotates thereupon.The reading of dial gauge when record turns to different angles, such as 0 °, 90 °, 180 ° and 270 ° time reading, judge that the center line of the center line of main drive shaft and driven shaft is whether on same straight line according to the reading of dial gauge.
The coupling corrector structure that the utility model embodiment provides is simple, and easy to operate, cost is low, precision is high, can be securely fixed on shaft coupling, is applicable to the shaft coupling of various sizes.Adopt this alignment instrument can also bring significant economic benefit.Within one week, by 2 pump centerings, annual centering pump is about 104, and a pump machine envelope and bearing flat fare 5500 yuan meter, save fittings cost 57.2 ten thousand yuan; Maintenance man-hours was by 2 people 1 day, and labour cost, by everyone 300 yuan/day, saves maintenance and repair labour cost 6.24 ten thousand yuan, year economic benefit be about 63.44 ten thousand yuan.
In above-mentioned coupling corrector, baseline rod 4 can adopt the structure shown in Fig. 4, and the diameter of baseline rod first end 401 is greater than the diameter of baseline rod second end 402, and baseline rod first end 401 is plane with the top reference face of radial dial gauge 5 contact.
In above-mentioned coupling corrector, in order to reduce the weight of alignment instrument entirety, be convenient to installation and the movement of alignment instrument, the first base 101 and the second base 201 can adopt hollow rectangular structure.In order to make the first base 101 and the second base 201 more firmly be fixed on shaft coupling 7, leg-of-mutton groove as shown in Figures 2 and 3 can be set on the first base 101 and the second base 201.
In above-mentioned coupling corrector, the concrete form of the first fixed part 104 and the second fixed part 204 does not have special restriction, such as, can be chain or steel band.As shown in Figure 5, when adopting chain, one end of chain is fixed on the side of the first base 101 (or second base 201), is fixed on the opposite side of the first base 101 (or second base 201) after the other end of chain walks around shaft coupling.
In above-mentioned coupling corrector, first back-up block 103 does not have special restriction in the fixed form of the first support bar 102 and the second back-up block 203 in the fixed form of the second support bar 202, this area routine techniques means, conveniently install, and jackscrew can be adopted to fix.
In above-mentioned coupling corrector, the fixed form of the first support bar 102 on the first base 101 and the fixed form of the second support bar 202 on the second base 201 are not particularly limited, such as, screw thread can be adopted to fix.
The size of the coupling corrector that the utility model embodiment provides does not have considered critical, and wherein, the diameter of the first support bar 102 and the second support bar 202 can be 8mm, length can be 200mm.First support bar 102, second support bar 202 and baseline rod 4 can adopt the form of expansion link, to adapt to the shaft coupling of different size.The material of this alignment instrument does not have considered critical yet, such as, can adopt stainless steel.
The above is only understand the technical solution of the utility model for the ease of those skilled in the art, 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 (6)
1. a coupling corrector, it is characterized in that, described coupling corrector comprises: the first support (1), the second support (2), dial indicator bracket (3), baseline rod (4), radial dial gauge (5) and axial dial gauge (6);
Described first support (1) comprises the first base (101), the first support bar (102), the first back-up block (103) and the first fixed part (104); It is upper and vertical with described first base (101) that described first support bar (102) is fixed on described first base (101); Described first back-up block (103) is set on described first support bar (102); Described first fixed part (104) is arranged on described first base (101), for described first support (1) is fixed on shaft coupling;
Described dial indicator bracket (3) is fixed on the first back-up block (103), described dial indicator bracket (3) comprises horizontal component and vertical component, described radial dial gauge (5) is fixed on the horizontal component of described dial indicator bracket (3), and described axial dial gauge (6) is fixed on the vertical component of described dial indicator bracket (4);
Described second support (2) comprises the second base (201), the second support bar (202), the second back-up block (203) and the second fixed part (204); It is upper and vertical with described second base (201) that described second support bar (202) is fixed on described second base (201); Described second back-up block (203) is set on described second support bar (202); Described second fixed part (204) is arranged on described second base (201), for described second support (2) is fixed on shaft coupling;
Baseline rod second end (402) is fixed on described second back-up block (203), the contact of described radial dial gauge (5) contacts with baseline rod first end (401) top reference face, and the contact of described axial dial gauge (6) contacts with described baseline rod first end (401) sidepiece reference field.
2. coupling corrector according to claim 1, is characterized in that, the diameter of described baseline rod first end (401) is greater than the diameter of described baseline rod second end (402).
3. coupling corrector according to claim 1, is characterized in that, described first base (101) and the second base (201) are hollow-core construction.
4. coupling corrector according to claim 1, is characterized in that, described first fixed part (104) and the second fixed part (204) are chain or steel band.
5. coupling corrector according to claim 1, it is characterized in that, described first back-up block (103) is fixed on described first support bar (102) by jackscrew, and described second back-up block (203) is fixed on described second support bar (202) by jackscrew.
6. coupling corrector according to claim 1, is characterized in that, described first support bar (102) is fixed on described first base (101) by screw thread; Described second support bar (202) is fixed on described second base (201) by screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748428.4U CN205027292U (en) | 2015-09-24 | 2015-09-24 | Shaft coupling alignment appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748428.4U CN205027292U (en) | 2015-09-24 | 2015-09-24 | Shaft coupling alignment appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205027292U true CN205027292U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520748428.4U Active CN205027292U (en) | 2015-09-24 | 2015-09-24 | Shaft coupling alignment appearance |
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| CN (1) | CN205027292U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806299A (en) * | 2016-04-21 | 2016-07-27 | 中国人民解放军装甲兵工程学院 | Center line calibration tool for tank power transmission device |
| CN106113313A (en) * | 2016-08-29 | 2016-11-16 | 洛阳三隆安装检修有限公司 | A kind of polypropylene granulator shaft coupling online centering appliance |
| CN111238350A (en) * | 2018-11-28 | 2020-06-05 | 中国石油天然气股份有限公司 | Alignment tool |
| CN112504094A (en) * | 2020-12-22 | 2021-03-16 | 中国船舶重工集团公司第七0三研究所 | Gas turbine shaft coupling centering combination frock |
| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
-
2015
- 2015-09-24 CN CN201520748428.4U patent/CN205027292U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806299A (en) * | 2016-04-21 | 2016-07-27 | 中国人民解放军装甲兵工程学院 | Center line calibration tool for tank power transmission device |
| CN106113313A (en) * | 2016-08-29 | 2016-11-16 | 洛阳三隆安装检修有限公司 | A kind of polypropylene granulator shaft coupling online centering appliance |
| CN106113313B (en) * | 2016-08-29 | 2018-06-19 | 洛阳三隆安装检修有限公司 | A kind of online centering rectifier of polypropylene granulator shaft coupling |
| CN111238350A (en) * | 2018-11-28 | 2020-06-05 | 中国石油天然气股份有限公司 | Alignment tool |
| CN112504094A (en) * | 2020-12-22 | 2021-03-16 | 中国船舶重工集团公司第七0三研究所 | Gas turbine shaft coupling centering combination frock |
| CN114812356A (en) * | 2022-05-16 | 2022-07-29 | 宁波德曼压缩机有限公司 | Alignment method of direct connection type high-speed operation unit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |