CN203744874U - Centering device - Google Patents
Centering device Download PDFInfo
- Publication number
- CN203744874U CN203744874U CN201420039581.5U CN201420039581U CN203744874U CN 203744874 U CN203744874 U CN 203744874U CN 201420039581 U CN201420039581 U CN 201420039581U CN 203744874 U CN203744874 U CN 203744874U
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- CN
- China
- Prior art keywords
- base plate
- heart
- rod
- base board
- adjusting
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a centering device. The device comprises a fixing base plate. An adjusting base plate is installed on the fixing base plate in a sliding fit mode. The adjusting base plate is provided with a fixator used for fixing a steel wire. The fixing base plate is provided with an adjusting hole I, wherein the steel wire passes through the adjusting hole I and the adjusting hole I is used for preventing interference with the steel wire. An adjusting hole II is arranged at a position of the adjusting base plate, wherein the position corresponds to the adjusting hole I and the steel wire passes through the adjusting hole II. The fixing base plate is provided with a centering adjusting device used for adjusting the position of the adjusting base plate. According to the centering device of the utility model, through arranging the fixing base plate and the adjusting base plate, the centering adjusting device is used to drive the adjusting base plate to move on the fixing base plate, and an inside micrometer and a dial indicator are cooperatively used so that the steel wire fixed to the fixator can be accurately moved to a center of a circle. The device is suitable for the center of the circle of major diameter equipment with various specifications. Calculation precision and reliability of the center of the circle are ensured and a construction risk can be reduced.
Description
Technical field
The utility model belongs to mechanical frock technical field, is specifically related to a kind ofly ask heart device for what ask for the major diameter equipment center of circle.
Background technology
In the prior art, the precision control in the major diameter equipment center of circle is a difficult problem during equipment is installed always.In a lot of engineerings, the precision that equipment is installed all requires to reach 0.01mm rank, and conventional center of circle acquiring method not only cannot reach accuracy requirement, and the center of circle to ask for efficiency very low, cause the installation progress of equipment to be made slow progress, reduced the installation effectiveness of equipment.For example, in the installation process of the hydraulic turbine, because the size of upper spider and lower bearing bracket is all larger, the location, the center of circle of upper spider and lower bearing bracket is exactly a crucial difficult problem for construction, not only time-consuming taking a lot of work, and construction effect may not be desirable.
Summary of the invention
In view of this, the purpose of this utility model is to provide one to ask heart device, and this asks heart device to can be used in the center of circle of asking for all size major diameter equipment, not only can improve the installation accuracy of equipment, and can improve and ask cardiac efficiency.
For achieving the above object, the utility model provides following technical scheme:
One is asked heart device, comprise fixed base plate, regulating base board has been slidably installed on described fixed base plate, described regulating base board is provided with the fixator for fixing wire, described fixed base plate is provided with for wire and passes and prevent the adjustment hole I of interfering with wire, correspondingly with described adjustment hole I on described regulating base board be provided with the adjustment hole II of passing for wire, and described fixed base plate is provided with and asks heart regulating device for what regulate described regulating base board position.
Further, described fixator comprises the cylinder for batching wire, and described regulating base board is provided with the cylinder support of two, and described drum rotating cooperation is arranged on described cylinder support.
Further, the two ends of described cylinder are respectively equipped with end plate, and described end plate is provided with positioning spiro pit, be provided with positioning threads through hole corresponding to described positioning spiro pit on described cylinder support.
Further, the upper plane parallel of the axis of described cylinder and described fixed base plate.
Further, the physical dimension of described adjustment hole I is greater than the physical dimension of adjustment hole II.
Further, described in, ask heart regulating device comprise at least two be respectively used to regulate the position of described regulating base board on orthogonal both direction ask heart regulon.
Further, the described heart regulon of asking comprises at least one adjusting screw(rod), on described fixed base plate with the described adjusting screw(rod) corresponding screw rod mount pad that is provided with one by one, described regulating base board and the described adjusting screw(rod) corresponding adjusting side that is provided with one by one, and in described screw rod mount pad, be provided with the adjusting threaded hole coordinating with described adjusting screw(rod), described adjusting side is vertical with described adjusting screw(rod).
Further, the adjusting side of described regulating base board is provided with chute, and described adjusting screw(rod) is provided with the termination coordinating with described chute near one end of described regulating base board.
Further, described in ask heart regulon to comprise two adjusting screw(rod)s that lay respectively at described regulating base board both sides, two described adjusting screw(rod)s coaxially arrange.
Further, described adjusting screw(rod) is provided with the square toes for mounting handle away from one end of described regulating base board.
The beneficial effects of the utility model are:
The heart device of asking of the present utility model, by fixed base plate and regulating base board are set, utilization asks heart regulating device to drive regulating base board to move on fixed base plate, and be used in conjunction with micrometer inside caliper and dial gauge, the wire that makes to be fixed on fixator can move on the center of circle exactly, realize all size major diameter equipment center of circle, that has guaranteed the center of circle asks for precision and fiduciary level, and can reduce construction risk.
Brief description of the drawings
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, the utility model provides following accompanying drawing to describe:
Fig. 1 is the structural representation that the utility model is asked heart device;
Fig. 2 is the semisectional view of the upward view of Fig. 1;
Fig. 3 is the structural representation of regulating base board.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, ask the structural representation of heart device for the utility model.The present embodiment ask heart device, comprise fixed base plate 1, regulating base board 2 has been slidably installed on fixed base plate 1, regulating base board 2 is provided with the fixator for fixing wire, fixed base plate 1 is provided with for wire and passes and prevent the adjustment hole I 3 of interfering with wire, correspondingly with adjustment hole I 3 on regulating base board 2 be provided with the adjustment hole II 4 of passing for wire, and fixed base plate 1 is provided with and asks heart regulating device for what regulate described regulating base board 2 positions.The physical dimension of the adjustment hole I 3 of the present embodiment is greater than the physical dimension of adjustment hole II 4.
The present embodiment ask heart device, by fixed base plate 1 and regulating base board 2 are set, utilization asks heart regulating device to drive regulating base board 2 to move on fixed base plate 1, and be used in conjunction with micrometer inside caliper and dial gauge, the wire that makes to be fixed on fixator can move on the center of circle exactly, realize all size major diameter equipment center of circle, that has guaranteed the center of circle asks for precision and fiduciary level, and can reduce construction risk.
Further, fixator comprises the cylinder 5 for batching wire, and regulating base board 2 is provided with the cylinder support 6 of two, and cylinder 5 rotation cooperations are arranged on cylinder support 6, and the upper plane parallel of the axis of cylinder 5 and fixed base plate 1.The two ends of the cylinder 5 of the present embodiment are respectively equipped with end plate 7, end plate 7 is provided with positioning spiro pit, be provided with positioning threads through hole corresponding to positioning spiro pit on cylinder support 6, by positioning spiro pit and positioning threads through hole, bolt 8 being installed, can be by fixing cylinder 5.
Further, ask heart regulating device comprise at least two be respectively used to regulate the position of described regulating base board 2 on orthogonal both direction ask heart regulon, the heart regulon of asking of the present embodiment is set to two, be that one of them asks heart regulon to regulate the position of described regulating base board 2 on directions X, another asks heart regulon to regulate described regulating base board 2 position in the Y direction.
The heart regulon of asking of the present embodiment comprises at least one adjusting screw(rod) 9, on fixed base plate 1 with the adjusting screw(rod) 9 corresponding screw rod mount pad 10 that is provided with one by one, regulating base board 2 and the adjusting screw(rod) 9 corresponding adjusting side 2a that is provided with one by one, and in screw rod mount pad 10, be provided with the adjusting threaded hole coordinating with adjusting screw(rod) 9, regulate side 2a vertical with adjusting screw(rod) 9.Preferably, regulate side 2a to be provided with chute 11, adjusting screw(rod) 9 is provided with the termination 9a coordinating with chute 11 near one end of regulating base board 2, by chute 11 and termination 9a are set, can be used in secured adjusted base plate 2 in the position perpendicular in fixed base plate 1 direction on the one hand, on the other hand, chute 11 can be used for regulating base board 2 slide-and-guides.The heart regulon of asking of the present embodiment comprises two adjusting screw(rod)s 9 that lay respectively at regulating base board 2 both sides, two adjusting screw(rod)s 9 coaxially arrange, the heart device of asking that is the present embodiment is provided with the uniform surrounding that is arranged on regulating base board 2 of 9,4 adjusting screw(rod)s of 4 adjusting screw(rod)s, 9 annular altogether.By rotation adjusting screw(rod) 9, can drive regulating base board 2 to slide on fixed base plate 1.Preferably, adjusting screw(rod) 9 is provided with the square toes 9b for mounting handle away from one end of regulating base board 2.
With the example that is installed as of the hydraulic turbine, ask the using method of heart device to describe to the present embodiment below:
The upper spider of the hydraulic turbine and the center of lower bearing bracket are centered by the reference center of ell, Taper Pipe and spiral case seat ring, require to ensure that the center line of ell, Taper Pipe, spiral case seat ring, lower bearing bracket and upper spider, stator is overlapping when installation.And according to designing requirement, the centre deviation (the strictest place) that tail water genset is installed should not be greater than 0.05mm(, and this refers to X-axis ,-X-axis, Y-axis ,-Y-axis four direction).Ask in heart process in the installation of the hydraulic turbine:
1, first measure, determine the center of seat ring, lower bearing bracket
Step 1: first coarse adjustment, go out the center (be accurate to millimeter) of lower bearing bracket with tape measure, after mark, the wire of asking heart device is moved to this position;
Step 2: accurate adjustment, by the distance of micrometer inside caliper measuring steel wire line and lower bearing bracket four direction, find out the direction of adjusting, utilization asks the heart regulating device of asking on heart device to regulate regulating base board 2 to move, and utilize the displacement of dial gauge measuring and adjusting base plate 2 in directions X and Y-direction, and then wire is progressively transferred to center, tune limit, limit is measured; Finally fix the position of wire;
2, according to the center of definite lower bearing bracket, install frame, finally make upper and lower frame central consistent.
Finally explanation is, above preferred embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is described in detail by above preferred embodiment, but those skilled in the art are to be understood that, can make various changes to it in the form and details, and not depart from the utility model claims limited range.
Claims (10)
1. ask heart device for one kind, it is characterized in that: comprise fixed base plate, regulating base board has been slidably installed on described fixed base plate, described regulating base board is provided with the fixator for fixing wire, described fixed base plate is provided with for wire and passes and prevent the adjustment hole I of interfering with wire, correspondingly with described adjustment hole I on described regulating base board be provided with the adjustment hole II of passing for wire, and described fixed base plate is provided with and asks heart regulating device for what regulate described regulating base board position.
2. the heart device of asking according to claim 1, is characterized in that: described fixator comprises the cylinder for batching wire, and described regulating base board is provided with the cylinder support of two, and described drum rotating cooperation is arranged on described cylinder support.
3. the heart device of asking according to claim 2, is characterized in that: the two ends of described cylinder are respectively equipped with end plate, and described end plate is provided with positioning spiro pit, be provided with positioning threads through hole corresponding to described positioning spiro pit on described cylinder support.
4. the heart device of asking according to claim 3, is characterized in that: the upper plane parallel of the axis of described cylinder and described fixed base plate.
5. the heart device of asking according to claim 1, is characterized in that: the physical dimension of described adjustment hole I is greater than the physical dimension of adjustment hole II.
6. according to asking heart device described in claim 1-5 any one, it is characterized in that: described in ask heart regulating device comprise at least two be respectively used to regulate the position of described regulating base board on orthogonal both direction ask heart regulon.
7. the heart device of asking according to claim 6, it is characterized in that: described in ask heart regulon to comprise at least one adjusting screw(rod), on described fixed base plate with the described adjusting screw(rod) corresponding screw rod mount pad that is provided with one by one, described regulating base board and the described adjusting screw(rod) corresponding adjusting side that is provided with one by one, and in described screw rod mount pad, be provided with the adjusting threaded hole coordinating with described adjusting screw(rod), described adjusting side is vertical with described adjusting screw(rod).
8. the heart device of asking according to claim 7, is characterized in that: the adjusting side of described regulating base board is provided with chute, described adjusting screw(rod) is provided with the termination coordinating with described chute near one end of described regulating base board.
9. the heart device of asking according to claim 8, is characterized in that: described in ask heart regulon to comprise two adjusting screw(rod)s that lay respectively at described regulating base board both sides, two described adjusting screw(rod)s coaxially arrange.
10. the heart device of asking according to claim 9, is characterized in that: described adjusting screw(rod) is provided with the square toes for mounting handle away from one end of described regulating base board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420039581.5U CN203744874U (en) | 2014-01-22 | 2014-01-22 | Centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420039581.5U CN203744874U (en) | 2014-01-22 | 2014-01-22 | Centering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203744874U true CN203744874U (en) | 2014-07-30 |
Family
ID=51344662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420039581.5U Expired - Fee Related CN203744874U (en) | 2014-01-22 | 2014-01-22 | Centering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203744874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105018695A (en) * | 2015-08-26 | 2015-11-04 | 邯郸新兴特种管材有限公司 | Position adjustable internal nozzle device of quench machining tool |
| CN110185571A (en) * | 2019-05-24 | 2019-08-30 | 广西桂冠电力股份有限公司 | Vertical turbine oil head center adjusts component and method of adjustment |
| CN110900196A (en) * | 2019-12-31 | 2020-03-24 | 武汉协和齿环有限公司 | Tool and method for installing gear ring clamp ball plunger |
-
2014
- 2014-01-22 CN CN201420039581.5U patent/CN203744874U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105018695A (en) * | 2015-08-26 | 2015-11-04 | 邯郸新兴特种管材有限公司 | Position adjustable internal nozzle device of quench machining tool |
| CN110185571A (en) * | 2019-05-24 | 2019-08-30 | 广西桂冠电力股份有限公司 | Vertical turbine oil head center adjusts component and method of adjustment |
| CN110900196A (en) * | 2019-12-31 | 2020-03-24 | 武汉协和齿环有限公司 | Tool and method for installing gear ring clamp ball plunger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20160122 |
|
| EXPY | Termination of patent right or utility model |