CN101988824B - Installation and measurement centering device - Google Patents
Installation and measurement centering device Download PDFInfo
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- CN101988824B CN101988824B CN2009101654168A CN200910165416A CN101988824B CN 101988824 B CN101988824 B CN 101988824B CN 2009101654168 A CN2009101654168 A CN 2009101654168A CN 200910165416 A CN200910165416 A CN 200910165416A CN 101988824 B CN101988824 B CN 101988824B
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Abstract
The invention relates to an installation and measurement centering device, which comprises a stake substrate, a working platform, a stake seat, and a pressure bar rotary seat, wherein the stake substrate is fixedly arranged at the predetermined benchmark central point; the horizontal projection of an central axis of the stake substrate is overlapped with the benchmark central point; the working platform is arranged over the stake substrate, and has a predetermined distance from the stake substrate; the stake seat is arranged on the working platform, and an central axis of a stake seat body on the head of the stake seat is overlapped with that of the stake substrate; the pressure bar rotary seat is arranged on the stake seat and can horizontally rotate along a central axis of the pressure bar rotary seat; and the central axis of the pressure bar rotary seat is overlapped with that of the stake seat body, and is used for horizontally arranging and fixing one end of a measuring scale. The installation and measurement centering device is used for determining the center of installation and measurement and meets the requirement on precision of equipment installation.
Description
Technical field
The present invention relates to the main equipment installing area, particularly relate to a kind of centring means that installs and measures.
Background technology
The installation of equipment is exactly that the relevant parts of equipment are settled in an orderly manner and are fixed on predefined position, makes each parts can be by the process of the machine of specifying requirement campaign and production operation.Some main equipment, particularly integral body is the equipment of annular, its installation process is a benchmark with the equipment center point all, and need utilize same equipment center point to do benchmark in other absolute altitude position to install and measure.The for example installation of the central cooler of field of iron and steel smelting just needs to control and utilize the central cooler center, and each parts of central cooler are installed to preposition.The center of central cooler is the starting point that central cooler is installed, and is again the home to return to that central cooler is installed.
At present, the installation of many main equipments directly uses gage to confirm the installation site of each parts mostly.In installation process, confirm mounting center earlier, a people holds gage one end and stands in this mounting center, and another people holds the gage other end, according to installation requirement, measures radius, angle line etc.The center of this measuring process is confirmed mainly to be measured as the master with artificial centering, and the precision of measurement is difficult to guarantee.
Therefore, how to provide a kind of measuring accuracy high install and measure centring means, be the technical matters that those skilled in the art need solution badly.
Summary of the invention
The purpose of this invention is to provide a kind of centring means that installs and measures, be used to confirm the center that installs and measures satisfy the accurate requirement that equipment installs and measures.
The present invention provides a kind of centring means that installs and measures, and comprising:
The stake pedestal is fixedly mounted on predetermined reference center's point position, and the horizontal projection of the central shaft of said stake pedestal overlaps with said reference center's point;
Workbench is arranged on directly over the said stake pedestal, has preset distance with said stake pedestal;
The stake seat is arranged on the said workbench, and the stake pedestal central shaft of stake seat head overlaps with the central shaft of said stake pedestal;
Nose bar revolves seat, is arranged on the said stake seat, can revolve a central shaft along nose bar and horizontally rotate; Said nose bar revolves a rotary middle spindle and overlaps with said stake pedestal central shaft; Be used for the end that level installs and fixes gage.
Preferably, pilot hole is offered in the central axis position of said stake pedestal, and said pilot hole central shaft overlaps with said stake pedestal central shaft.
Preferably, said stake seat is a hollow tubular structure, and the central axis of said stake pedestal is arranged in said hollow tubular structure.
Preferably, said stake seat also offers and installs and through hole is used in observation.
Preferably, said nose bar revolves seat and comprises the nose bar hole that is used for the horizontal positioned gage, and said gage is installed in the said nose bar hole through nose bar mechanism vertical fixing.
Preferably, said nose bar hole has the nose bar plane parallel with surface level.
Preferably, the rotation center shaft position that said nose bar revolves seat offers the rotation center aperture, and said rotation center aperture communicates with said nose bar hole, is used for confirming the measuring basis center of said gage.
Preferably, said nose bar mechanism is specially the nose bar bolt; Said nose bar revolves seat and is provided with the threaded hole that cooperates with said nose bar bolt.
Preferably, said nose bar hole is used to place the plane and the plane to be measured height such as grade of said gage.
Preferably, said stake seat is realized the installation with said workbench through being fixedly mounted on the mount pad on the said stake seat.
Preferably, said stake seat is through being fixedly mounted on the mount pad on the said stake seat, and has the adjusting seat of certain distance with said mount pad, and the bolt of regulating on the seat is used to regulate the off-centre of eliminating stake pedestal central shaft and said stake pedestal central shaft.
The said centring means that installs and measures of the embodiment of the invention, because the stake pedestal is fixedly mounted on predetermined reference center's point position, and the horizontal projection of the central shaft of stake pedestal overlaps with said reference center's point, can confirm the center that installs and measures.Directly over the stake pedestal, and be provided with workbench with position that the stake pedestal has a preset distance, workbench is provided with the stake seat, and the central shaft of stake seat head stake pedestal overlaps with said stake pedestal central shaft; The horizontal projection of stake pedestal central shaft just overlaps with said reference center's point like this, can the reference plane of measuring be brought up to the height of tested surface.
Because the stake pedestal is provided with and is used for the nose bar that level installs and fixes gage one end and revolves seat; Nose bar revolves seat and can revolve a rotary middle spindle along nose bar and horizontally rotate; And the rotary middle spindle that nose bar revolves seat overlaps with the central shaft of stake pedestal; When carrying out in-site measurement when installing through the said centring means that installs and measures of the embodiment of the invention; Can pull out the gage of respective length according to required separation distance, revolve seat through rotating nose bar again, can be implemented in 360 ° the circumference and carry out various measurements such as radius, angle line.Because the benchmark that utilizes is unique and fixing said reference center point, to measure with respect to existing manual centering, the described centring means measuring accuracy that installs and measures of the embodiment of the invention is high.
Description of drawings
Fig. 1 is the said centring means front view that installs and measures of the embodiment of the invention;
Fig. 2 is the said centring means vertical view that installs and measures of the embodiment of the invention;
Fig. 3 is that A-A shown in Figure 1 is to partial sectional view;
Fig. 4 is the said stake seat of an embodiment of the invention enlarged drawing;
Fig. 5 is that D-D shown in Figure 4 is to partial sectional view;
Fig. 6 revolves a vertical view for nose bar shown in Figure 4.
Embodiment
The purpose of this invention is to provide a kind of centring means that installs and measures, be used to confirm the center that installs and measures satisfy the accurate requirement that equipment is installed.
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with accompanying drawing and embodiment the present invention done further detailed explanation.
Referring to Fig. 1 to Fig. 3, Fig. 1 is the said centring means front view that installs and measures of the embodiment of the invention; Fig. 2 is the said centring means vertical view that installs and measures of the embodiment of the invention; Fig. 3 is that A-A shown in Figure 1 is to partial sectional view.
The said centring means that installs and measures of the embodiment of the invention comprises: stake pedestal 12, workbench 21, stake seat 31, and nose bar revolves seat 41.
According to the engineering construction demand, confirm central point in advance, be reference center's point with said central point; Fixed installation stake pedestal 12; Make the central axis of stake pedestal 12 aim at said reference center point, specifically can be at the have an appointment aperture of Φ 1 of stake pedestal 12 centre drills, with the aperture of stake pedestal 12 as the center that installs and measures centring means; The stake pedestal 12 that installs and measures centring means is positioned fixing, specifically can be stake pedestal 12 is fixing through cement platform 11.
Workbench 21 is arranged on directly over the said stake pedestal 12, has preset distance with said stake pedestal 12.Said preset distance is according to the height respective settings on measured plane.
Workbench 21 specifically can carry out support fixation through at least three pillars 22, and pillar 22 is fixedly mounted on the cement platform 11.The length of pillar 22 is said preset distance.Workbench 21 also can be realized fixed support through two back up pads.
Offer the pilot hole that is connected with the hollow part of the hollow tubular structure of said stake seat 31 in the stake pedestal 31a of said stake seat 31 heads central shaft position.Carrying out messenger wire through said pilot hole like this measures and just can confirm that said stake pedestal 31a is coaxial with said stake pedestal 12.Nose bar revolves seat 41, is installed on the said stake pedestal 31a, can revolve seat 41 rotary middle spindle along nose bar and horizontally rotate; Be used for the end that level installs and fixes the gage (not shown).
The said centring means that installs and measures of the embodiment of the invention, because stake pedestal 12 is fixedly mounted on predetermined reference center's point position, and the horizontal projection of the central shaft of stake pedestal 12 overlaps with said reference center's point, can confirm the center that installs and measures.Directly over stake pedestal 12; And the position that has preset distance with stake pedestal 12 is provided with workbench 21; Workbench 21 is provided with stake seat 31; Nose bar is installed on said stake seat 31 head stake pedestal 31a revolves seat 41, and said stake pedestal 31a central shaft overlaps with said stake pedestal 12 central shafts, nose bar revolves a rotary middle spindle of 41 and overlaps with said stake pedestal 31a central shaft; Nose bar revolves seat 41 rotary middle spindle and just overlaps with said reference center's point like this, can the reference plane of measurement be brought up to the height of tested surface.
Because stake seat 31 is provided with and is used for the nose bar that level installs and fixes an end of gage and revolves seat 41; And nose bar revolve the seat 41 can along nose bar revolve the seat 41 rotary middle spindles horizontally rotate; When carrying out in-site measurement when installing through the said centring means that installs and measures of the embodiment of the invention; Can pull out the gage of respective length according to required separation distance, revolve seat 41 through rotating nose bar again, can be implemented in 360 ° the circumference and carry out various measurements such as radius, angle line.Because the benchmark that utilizes is unique and fixing said reference center point, to measure with respect to existing manual centering, the described centring means measuring accuracy that installs and measures of the embodiment of the invention is high.
For the ease of the central axis of definite stake pedestal 31a and the central axes of stake pedestal 12, stake seat 31 can be hollow tubular structure, and the central axis of stake pedestal 31a is arranged in the hollow tubular structure of said stake seat 31.Definite method of the central axis of stake pedestal 31a and the central axes of stake pedestal 12; Can the toe of plummet be overlapped with the central small hole of stake pedestal 12 through central small hole (being the pilot hole 31a3 among Fig. 5) plummet of hanging at stake pedestal 31a central axis place.
Preferred version; Specifically can offer an aperture in the center of stake pedestal 12, the aperture of 1mm for example, the stake pedestal 31a of stake seat 31 heads also offers an aperture; Perhaps shoulder hole (up-small and down-big shoulder hole) makes that the minimum-value aperture of aperture or shoulder hole is 1mm.To pass the aperture of stake pedestal 31a with the plummet that messenger wire is fastened successively, perhaps shoulder hole makes the aperture of the toe of plummet over against stake pedestal 12, with the central axis of definite stake pedestal 31a and the central axes of stake pedestal 12.
When the central axis that detects stake pedestal 31a does not overlap with the central axis of stake pedestal 12; Said stake pedestal 31a specifically can regulate the off-centre of eliminating stake seat 31 head stake pedestal 31a central shafts and stake pedestal 12 central shafts through being fixedly mounted on the mount pad 34 and the adjusting bolt of regulating on the seat 33 on the said stake seat 31.
Said stake seat 31 specifically can be through being fixedly mounted on the mount pad on the said stake seat 31, the installation of realization and said workbench 21, and employing bolt installation connection.
Owing in the position that said workbench 21 needs to install stake seat 31, offered the through hole bigger in advance, can be inserted into smoothly in the workbench 21 to guarantee stake seat 31 than the physical dimension of stake seat 31.The size of mount pad 34 level cross-sectionns is greater than the clear size of opening of workbench 21.Mount pad 34 is specially slab construction, can be rectangular slab or circular slab, also can be other shapes, realizes the support and the installation of stake seat 31 are connected at workbench 21 as long as can guarantee.
Regulate seat 33 and comprise that specifically four are regulated daughter board, and be vertically welded in stake seat 31 sustained height surface levels each other between adjacent two adjusting daughter boards.Each is regulated daughter board and offers the adjusting screw, offers than regulating the big through hole of the diameter of bolt in the position of mount pad 34 corresponding each adjusting screw.
The stake seat 31 that head is had stake pedestal 31a inserts in the through hole of workbench 21, is realized supporting by mount pad 34.The adjustment bolt that screws in the adjusting screw of regulating seat 33 is against on the workbench 21.Through regulating certain or certain two or three adjustment bolts of regulating in the screw screw in the length of regulating screw or screw out the length of regulating screw; Realize to regulate eliminate the off-centre with said stake pedestal 12 central shafts, finally make the central axes of central axis and stake pedestal 12 of stake pedestal 31a.At this moment, again mount pad 34 is connected through bolt with workbench or other dismountable mechanical attachment modes realize installing and fixing.
In order to guarantee the result of use of workbench 21, can be against the position welding transition plate of workbench 21 at the adjustment bolt.
The situation that holds up stake seat 31 in order to carry and to install and be convenient to observe plummet messenger wires in the said stake seat 31 can be offered through hole 32 on said stake seat 31, be to install and observe with through hole 32.The installation of stake seat 31 and workbench 21 can be through placing the bigger rod shape thing of steel rod equal strength in said installation and observation with through hole 32, to make things convenient for installer's installation.
In order to be illustrated more clearly in the structural relation that stake pedestal 31a and nose bar revolve seat 41, do further detailed explanation below in conjunction with Fig. 4, Fig. 5.
Referring to Fig. 4, Fig. 5, Fig. 4 is the said stake seat of an embodiment of the invention enlarged drawing; Fig. 5 is that D-D shown in Figure 4 is to partial sectional view; Fig. 6 revolves a vertical view for nose bar shown in Figure 4.
Specifically can directly be installed with stake pedestal 31a at stake seat 31 tops; The center of said stake pedestal 31a can offer with nose bar revolves seat 41 movingly structure mutually, and the horizontal projection of the central shaft of stake pedestal 31a overlaps with said reference center's point.
With after stake seat 31 and the stake pedestal 31a fixed installation, again through the described installing plate 34 of preamble with regulate seat 33 and regulate the off-centre of eliminating stake pedestal 31a central shafts and stake pedestal 12.
As shown in Figure 5, when nose bar revolves seat 41 when having the cylindrical hole structure that matches with stake pedestal 31a, stake pedestal 31a has with nose bar and revolves seat 41 movingly column structure mutually.And the rotary middle spindle that nose bar revolves seat 41 overlaps with the central shaft of stake pedestal 31a.
When nose bar revolves seat 41 when having the column structure that matches with stake pedestal 31a, stake pedestal 31a has with nose bar and revolves seat 41 movingly cylindrical hole structure mutually.And the rotary middle spindle that nose bar revolves seat 41 overlaps with the central shaft of stake pedestal 31a.
Said stake seat 31 tops can be installed with top board 31a2 through modes such as welding.
In order to guarantee that the influence that can not cause distortion to stake pedestal 31a is installed between stake pedestal 31a and the stake pedestal support plate 31a1, stake pedestal 31a specifically can be connected (referring to shown in Figure 5) through dismountable mechanical connection manners such as screws with stake pedestal support plate 31a1.
Nose bar revolves seat 41 specifically can be the cylindrical hole rotary body that matches with stake pedestal 31a right cylinder; Offer the nose bar hole 411 and nose bar threaded hole 42 of wearing gage along diameter; The rotary body center of rotation is drilled with the central small hole 10 of about Φ 2, and central small hole 10 communicates with nose bar hole 411.
Nose bar revolves seat 41 tops specifically can revolve the rotation center aperture 10 that seat 41 rotary middle spindle places are drilled with Φ 2 at nose bar, and rotation center aperture 10 is used to insert thin label such as draw point, to confirm gage measuring basis center.The central axis place of stake pedestal 31a specifically can be drilled with the central small hole of about Φ 1 as pilot hole 31a3, and the pilot hole 31a3 of stake pedestal 31a uses when being used for the hanging plummet.
Said nose bar mechanism specifically can be nose bar bolt (not shown).Said nose bar revolves seat 41 and is provided with the threaded hole 42 that matches with said nose bar bolt.
Said nose bar mechanism specifically can comprise two said nose bar bolts, and said nose bar revolves seat 41 and is provided with the threaded hole 42 that matches with two nose bar bolts.Two threaded holes 42 can be distributed in said nose bar symmetrically and revolve seat 41 rotary middle spindle both sides (as shown in Figure 2), and are connected with nose bar hole 411.
One end of gage is inserted nose bar revolve in the nose bar hole 411 of seat 41, can earlier a nose bar bolt be put into nose bar threaded hole 42, and stubborn nose bar bolt compresses gage, insert the rotation center aperture 10 that nose bar revolves seat 41 with thin label such as draw points more afterwards.With the thin number of division of signing indication and confirming the gage central point; Behind nose bar hole 411 affirmation gage reference center's point readings that nose bar bolt one side is not installed; Again the other nose bar bolt respective screw hole 42 of packing into is compressed gage; Like this, gage just revolves in seat 41 the nose bar hole 411 fixing at nose bar, just can measure by the measuring junction of measurement requirement tension gage again.Because nose bar revolves the cylindrical hole (or right cylinder) of seat 41 and on right cylinder (or cylindrical hole) mating surface of stake pedestal 31a, can rotate at any angle, so the measuring junction of gage can carry out various measurements such as radius, angle in the 360 degree scopes outside installing and measuring centring means.
Another kind of survey measurements method: earlier gage is fixed with two nose bar bolts; Confirm that nose bar revolves the number of division of the nose bar hole 411 of seat 41 near that edge of measurement point; Measure by the measuring junction of measurement requirement tension gage again, the distance of measuring this moment equal 411 edges, nose bar hole that nose bar revolves seat 41 to the distance of measurement point add nose bar revolve seat 41 radius of turn (be nose bar revolve a rotary middle spindle of 41 to the nose bar hole 411 Edge Distances).
In order to guarantee to measure the accurate positioning of installation, said nose bar hole 411 be used to place said gage the plane should with plane to be measured height such as grade.
When the said centring means that installs and measures when being used to central cooler is installed, said nose bar hole 411 is used to place the plane of said gage and to be measured height such as grade of said central cooler.
The said centring means that installs and measures of the embodiment of the invention is fixed on said reference center's point; After equipment installs; As when again plant maintenance being overhauled; Can directly utilize said measurement centring means to measure, install again, avoid again confirming that central point causes not overlapping of new central point and former central point, cause the equipment follow-up maintenance difficult.
More than to a kind of centring means that installs and measures provided by the present invention; Carried out detailed introduction; Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for persons skilled in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (11)
1. one kind installs and measures centring means, it is characterized in that, said device comprises:
The stake pedestal is fixedly mounted on predetermined reference center's point position, and the horizontal projection of the central shaft of said stake pedestal overlaps with said reference center's point;
Workbench is arranged on directly over the said stake pedestal, has preset distance with said stake pedestal;
The stake seat is arranged on the said workbench, and the stake pedestal central shaft of stake seat head overlaps with the central shaft of said stake pedestal;
Nose bar revolves seat, is arranged on the said stake seat, can revolve a central shaft along nose bar and horizontally rotate; Said nose bar revolves a rotary middle spindle and overlaps with said stake pedestal central shaft; Be used for the end that level installs and fixes gage.
2. the centring means that installs and measures according to claim 1 is characterized in that pilot hole is offered in the central axis position of said stake pedestal, and said pilot hole central shaft overlaps with said stake pedestal central shaft.
3. the centring means that installs and measures according to claim 1 and 2 is characterized in that said stake seat is a hollow tubular structure, and the central axis of said stake pedestal is arranged in said hollow tubular structure.
4. the centring means that installs and measures according to claim 3 is characterized in that, said stake seat also offers installation and through hole is used in observation.
5. the centring means that installs and measures according to claim 3 is characterized in that, said nose bar revolves seat and comprises the nose bar hole that is used for the horizontal positioned gage, and said gage is installed in the said nose bar hole through nose bar mechanism vertical fixing.
6. the centring means that installs and measures as claimed in claim 5 is characterized in that said nose bar hole has the nose bar plane parallel with surface level.
7. the centring means that installs and measures as claimed in claim 6 is characterized in that, the rotation center shaft position that said nose bar revolves seat offers the rotation center aperture, and said rotation center aperture communicates with said nose bar hole, is used for confirming the measuring basis center of said gage.
8. the centring means that installs and measures as claimed in claim 5 is characterized in that, said nose bar mechanism is specially the nose bar bolt; Said nose bar revolves seat and is provided with the threaded hole that cooperates with said nose bar bolt.
9. the centring means that installs and measures as claimed in claim 5 is characterized in that, said nose bar hole is used to place the plane and the plane to be measured height such as grade of said gage.
10. the centring means that installs and measures according to claim 1 is characterized in that, said stake seat is realized the installation with said workbench through being fixedly mounted on the mount pad on the said stake seat.
11. the centring means that installs and measures according to claim 10; It is characterized in that; Said stake seat is through being fixedly mounted on the mount pad on the said stake seat; And have the adjusting seat of certain distance with said mount pad, the bolt of regulating on the seat is used to regulate the off-centre of eliminating stake pedestal central shaft and said stake pedestal central shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101654168A CN101988824B (en) | 2009-08-03 | 2009-08-03 | Installation and measurement centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101654168A CN101988824B (en) | 2009-08-03 | 2009-08-03 | Installation and measurement centering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101988824A CN101988824A (en) | 2011-03-23 |
| CN101988824B true CN101988824B (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101654168A Active CN101988824B (en) | 2009-08-03 | 2009-08-03 | Installation and measurement centering device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501701B (en) * | 2014-12-16 | 2017-03-29 | 江苏神马电力股份有限公司 | The angle correction method of the electric conductor in angle correct frock and insulated sleeve |
| CN110617807A (en) * | 2019-11-13 | 2019-12-27 | 散裂中子源科学中心 | Automatic centering marking device for forced centering of permanent point and high levelness |
| CN112325819B (en) * | 2020-11-10 | 2022-10-04 | 宁波夏拓智能科技有限公司 | Rapid positioning device and positioning method suitable for spline detection |
| CN112498618A (en) * | 2020-12-07 | 2021-03-16 | 沪东中华造船(集团)有限公司 | Mark III type LNG fuel tank pump well installation center positioner |
Citations (4)
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|---|---|---|---|---|
| CN2031931U (en) * | 1988-01-26 | 1989-02-01 | 中国科学院长春光机所 | Photoelectric automatic centering device for optical lenses |
| US5842282A (en) * | 1996-10-01 | 1998-12-01 | Opcom Inc. | Laser angle adjustment device for laser measuring instruments |
| CN101209462A (en) * | 2006-12-26 | 2008-07-02 | 上海宝钢工业检测公司 | Steel tube punching machine three-roller centring device center alignment degree integration measurement method |
| CN101320217A (en) * | 2008-07-08 | 2008-12-10 | 上海微电子装备有限公司 | Self-centering device |
-
2009
- 2009-08-03 CN CN2009101654168A patent/CN101988824B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2031931U (en) * | 1988-01-26 | 1989-02-01 | 中国科学院长春光机所 | Photoelectric automatic centering device for optical lenses |
| US5842282A (en) * | 1996-10-01 | 1998-12-01 | Opcom Inc. | Laser angle adjustment device for laser measuring instruments |
| CN101209462A (en) * | 2006-12-26 | 2008-07-02 | 上海宝钢工业检测公司 | Steel tube punching machine three-roller centring device center alignment degree integration measurement method |
| CN101320217A (en) * | 2008-07-08 | 2008-12-10 | 上海微电子装备有限公司 | Self-centering device |
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| CN101988824A (en) | 2011-03-23 |
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