CN203857942U - Laser centering device - Google Patents
Laser centering device Download PDFInfo
- Publication number
- CN203857942U CN203857942U CN201420158995.XU CN201420158995U CN203857942U CN 203857942 U CN203857942 U CN 203857942U CN 201420158995 U CN201420158995 U CN 201420158995U CN 203857942 U CN203857942 U CN 203857942U
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- Prior art keywords
- laser
- centring device
- slide calliper
- calliper rule
- supporting leg
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- 238000005259 measurement Methods 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 16
- 230000008901 benefit Effects 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000007373 indentation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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Abstract
The utility model relates to a laser centering device, which mainly comprises a laser instrument, a laser centering device body and supporting legs, wherein the laser instrument is installed at the middle part of the laser centering device body, the supporting legs are connected to the laser centering device body through screw threads and distributed in a circumferential array mode, the centering device body is enabled to reach an axis position of a mechanical bearing bush through adjusting the length of the supporting legs, and an operation of centering is completed through the laser instrument. The laser centering device does not need manual repeated measurement, data can be read on a special vernier caliper, and people only need to further process the data. The laser centering device saves time and labor, does not need a traditional earphone listening method, and only requires further adjusting by using data fed back by transmission and reception of signals of the laser instrument, thereby being convenient and efficient in operation and high in centering precision, prolonging the service life of multistage bearing bushes or centrifugal bearing bushes of large equipment, and having high economic benefits. In addition, the device provided by the utility model is simple and reasonable in structure and low in manufacturing cost, and satisfies a requirement of centering installation of the multistage bearing bushes of the large equipment.
Description
Technical field
The utility model relates to a kind of laser centring device, and it is a kind of centering operation tool of realizing big machinery bearing shell, belongs to the centering field of the set of equipments bearing shells such as large-scale multistage compressor and centrifugal pump.
Background technology
Along with China's industrial expansion, heavy mechanical equipment is widely used, for some heavy mechanical equipments as multistage compressor, the bearing shell centering of the set of equipments such as multistage centrifugal pump is installed, traditional method is above bearing shell, to draw wire, height by continuous adjusting steel wire makes it be in the concentric position of bearing shell, then use earphone listening methods, detect all bearing shells and whether really reach concentric, bearing shell centering progress is slow, and earphone listening methods needs more skilled employee to operate, judge by rule of thumb the centering of steel wire, method limitation is large, efficiency is low, take people time-consuming, cost is high.And the bearing shell precision after centering is not high, the heavy mechanical equipment after installation when work multiple axle or the wearing and tearing of centrifugal shaft higher, serviceable life is short.
Utility model content
For solving the technical matters existing in the bearing shell centering process of above-mentioned heavy mechanical equipment, the invention discloses a kind of laser centring device, this device structure advantages of simple, fitting operation is convenient, low cost of manufacture, accuracy of alignment is high, realize Digital Control, have higher work efficiency, economize people and save time, greatly improved the serviceable life that heavy mechanical equipment is installed rear multiple axle or centrifugal shaft, for enterprise has brought significant economic benefit.
A laser centring device, mainly consists of laser, laser instrument centralizer main body, supporting leg etc., and laser is arranged on the middle part of laser centring device main body, and supporting leg is threaded connection in laser centring device main body, and becomes circumference array to distribute.This device can be good at regulating the height of each supporting leg, and to reach the concentric position of bearing shell, signal transmitting and feedback by laser, draw adjustment data, finally realizes the centering operation of large axle bush.
As a kind of improvement of the present utility model, described supporting leg is mainly by special vernier caliper, supporter, and adjustable support leg, tourelle, the axis of rolling, bolt and special slide calliper rule location movable block form.After adopting this design, can come to realize sooner centering by special vernier caliper operating, the accuracy of centering is more increased.
As a kind of improvement of the present utility model, tourelle is comprised of roller, and after adopting this design, roller can well be realized the rolling of supporting leg on bearing shell, guarantees that roller becomes line to contact with bearing shell surface, has avoided the error producing because of contact.
As a kind of improvement of the present utility model, tourelle is comprised of bearing, after adopting this design, can make the rolling of supporting leg more smooth.
As a kind of improvement of the present utility model, special slide calliper rule location movable block is arranged on supporting leg, and special slide calliper rule move in the movable block of special slide calliper rule location.After adopting this design, can so that the location of vernier caliper move more accurate.
As a kind of improvement of the present utility model, special vernier caliper is mainly by special slide calliper rule head, and special slide calliper rule and slide calliper rule gib screw form.
As a kind of improvement of the present utility model, special slide calliper rule head is circular arc, and concordant with the tourelle of supporting leg, special slide calliper rule connect with the fixed block of synchronizeing of adjustable support leg shank by screw, while making supporting leg regulate height, adjustable support leg is synchronizeed with the flexible of special vernier caliper, and special slide calliper rule headband be data show device, scalable data simultaneous display while making supporting leg regulate height.After adopting this design, the hold-down nut of slide calliper rule plays fixing special slide calliper rule effect, and synchronization telescope can improve speed and the accuracy rate of centering.
As a kind of improvement of the present utility model, supporter is provided with the shifting chute of special slide calliper rule location movable block and adjustable support leg.Described adjustable support leg is provided with bolt hole, and adjustable support leg is connected with supporter with pad by bolt, and wherein bolt both sides are all provided with pad, have increased contact area, more effective fixing.Degree of tightness adjusting by bolt makes the position of adjustable support leg adjustable up and down on supporter.Described supporter is provided with special slide calliper rule location movable block and makes special slide calliper rule locate movement within it, and can not be offset.On described adjustable support leg, be also provided with synchronous fixed block, guaranteed the synchronizing moving of adjustable support leg and special vernier caliper.Described tourelle is arranged on the head of adjustable support leg.After adopting this design, in bearing shell centering process, adopt 3 centerings, i.e. 9 points, 12 points, 3 points, the effect of tourelle is in laser centring device centering rotary course, constantly to keep contacting with bearing shell line, avoided laser centring device with bearing shell because contacting the error producing, guaranteed the precision of bearing shell centering.
As a kind of improvement of the present utility model, supporting leg is mainly comprised of rod-type micrometer inside caliper, and rod-type micrometer inside caliper is threaded connection and is arranged in centralizer main body, and become circumference array to distribute, after adopting this design, supporting leg can, according to the selected extension bar of the size of bearing shell and differential head, be regulated and be reached bearing shell axle center height by its combination and differential head, thereby more promote the accuracy of this centralizer.
As a kind of improvement of the present utility model, rod-type micrometer inside caliper is mainly by differential head, the composition such as gib screw and extension bar, the measurement range of differential head is little, in bearing shell centering process, can be used for fine setting, adopt extension bar can expand its measurement range, the rod-type micrometer inside caliper of different size all has different size extension bars, the measurement range of differential head is also different simultaneously, in the centering installation process of heavy mechanical equipment bearing shell, the extension bar of plurality of specifications rod-type micrometer inside caliper can arbitrarily combine, the centering that makes laser centring device can meet different size bearing shell is installed, gib screw is arranged on differential head.After adopting this design, gib screw, in bearing shell centering process, plays the effect of fastening rod-type micrometer inside caliper, prevents alignment deviation.
Laser centring device is mainly used in heavy mechanical equipment as multistage compressor, the bearing shell centering of centrifugal pump etc.This device support leg is adjustable up and down, is adapted to the bearing shell that centering is installed the main equipment of different size, and while regulating supporting leg height, without manual measurement, data can directly be read on special vernier caliper, and data are processed again.When adopting rod-type micrometer inside caliper, the precision of centering can be more high, and can connect extension bar, makes the usable range of laser centring device more large.Economize people time saving and energy saving, without traditional earphone listening methods, utilize transmitting and the reception of laser signal, on laser controller, feed back the data obtained, by feedback data, regulate the concentricity of two bearing shells, reach centering.This laser centring device is convenient to operation, and accuracy of alignment is high, has improved the serviceable life of main equipment multiple axle or centrifugal shaft, and economic benefit is high.In addition, this apparatus structure advantages of simple, low cost of manufacture, has met the demand that main equipment bearing shell centering is installed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model,
Fig. 2 is the structural representation of supporting leg of the present utility model,
Fig. 3 is the structural representation that the utility model supporting leg adopts rod-type micrometer inside caliper,
Reference numerals list: 1-laser, 2-laser centring device main body, 3-supporting leg, 4-supporter, 5-bolt, 6-pad, 7-special slide calliper rule location movable block, 8-slide calliper rule gib screw, 9-special slide calliper rule head, 10-special slide calliper rule, 11-screw, 12-adjustable support leg, 13-axis of rolling, 14-tourelle, 15-extension bar, 16-gib screw, 17-differential head.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model.
embodiment 1:
Visible by reference to the accompanying drawings, a laser alignment apparatus, consists of laser 1, laser instrument centralizer main body 2, supporting leg 3 etc., and laser is arranged on the middle part of laser centring device main body 2, supporting leg 3 is threaded connection in laser centring device main body 2, and becomes circumference array to distribute.This device can be good at regulating each to the length of supporting leg 3, to reach, allows the concentric position of laser instrument centralizer main body 2 and bearing shell, finally realizes the centering operation of large axle bush.
embodiment 2:
As a kind of improvement of the present utility model, described supporting leg 3 is mainly by special vernier caliper, supporter 4, and adjustable support leg 12, tourelle 14, the axis of rolling 13, bolt 5 and special slide calliper rule location movable block form.After adopting this design, can come to realize sooner centering by special vernier caliper operating, the accuracy of centering is more increased.All the other design features are identical with embodiment 1 with advantage.
embodiment 3:
As a kind of improvement of the present utility model, tourelle 14 is comprised of roller, and after adopting this design, roller can well be realized the rolling of supporting leg 3 on bearing shell, guarantees that roller becomes line to contact with bearing shell surface.All the other structures are identical with embodiment 1 with advantage.
embodiment 4:
As a kind of improvement of the present utility model, tourelle 14 is comprised of bearing, after adopting this design, can make the rolling of supporting leg 3 more smooth.All the other structures are identical with embodiment 1 with advantage.
embodiment 5:
As a kind of improvement of the present utility model, special slide calliper rule location movable block 7 is arranged on supporting leg 3, and special slide calliper rule move in the movable block of special slide calliper rule location.After adopting this design, can so that the location of vernier caliper move more accurate.
embodiment 6:
As a kind of improvement of the present utility model, special vernier caliper is mainly by special slide calliper rule head 9, and special slide calliper rule 10 and slide calliper rule gib screw 11 form, and after adopting this design, supporting leg regulates more efficient and convenient.All the other structures are identical with embodiment 1 with advantage.
embodiment: 7:
As a kind of improvement of the present utility model, special slide calliper rule head 9 is circular arc, and concordant with the tourelle 14 of supporting leg 3, special slide calliper rule 10 connect with the fixed block of synchronizeing of adjustable support leg 12 shanks by screw 11, while making supporting leg 3 regulate height, the flexible of adjustable support leg 12 and special vernier caliper synchronize, and special slide calliper rule head 10 is with data display equipment, scalable data simultaneous display while making supporting leg 3 regulate highly.After adopting this design, the hold-down nut of slide calliper rule plays fixing special slide calliper rule 10 effects, and synchronization telescope can improve speed and the accuracy rate of centering.All the other structures are identical with embodiment 1 with advantage.
embodiment 8:
As a kind of improvement of the present utility model, supporter 4 is provided with the shifting chute of special slide calliper rule location movable block 7 and adjustable support leg 12.Described adjustable support leg 12 is provided with bolt hole, and adjustable support leg 12 is connected with supporter 4 with pad 6 by bolt 5, and wherein bolt 5 both sides are all provided with pad 6, have increased contact area, more effective fixing.Degree of tightness adjusting by bolt 5 makes the position of adjustable support leg 12 adjustable up and down on supporter 4.Described supporter 4 is provided with special slide calliper rule location movable block 7 special slide calliper rule 10 is moved within it, and can not be offset.On described adjustable support leg 12, be also provided with synchronous fixed block, guaranteed the synchronizing moving of adjustable support leg 12 with special vernier caliper.Described tourelle 14 is arranged on the head of adjustable support leg 12.In bearing shell centering process, adopt 3 centerings, i.e. 9 points, 12 points, 3 points, after adopting this design, the effect of tourelle 14 is in laser centring device centering rotary course, constantly to keep contacting with bearing shell line, avoided laser centring device with bearing shell because contacting the error producing, guaranteed the precision of bearing shell centering.All the other structures are identical with embodiment 1 with advantage.
embodiment 9:
As a kind of improvement of the present utility model, supporting leg 3 is mainly comprised of rod-type micrometer inside caliper, and rod-type micrometer inside caliper is threaded connection and is arranged in centralizer main body 2, and become circumference array to distribute, after adopting this design, the differential head of rod-type micrometer inside caliper can be realized fine setting, thereby has more promoted the accuracy of this centralizer.All the other structures are identical with embodiment 1 with advantage.
embodiment 10:
As a kind of improvement of the present utility model, rod-type micrometer inside caliper is mainly by differential head 17, the compositions such as gib screw 16 and extension bar 15, the measurement range of differential head 16 is little, in bearing shell centering process, can be used for fine setting, adopt extension bar 15 can expand its measurement range, the rod-type micrometer inside caliper of different size all has different size extension bars, the measurement range of differential head 17 is also different simultaneously, in the centering installation process of heavy mechanical equipment bearing shell, the extension bar 15 of plurality of specifications rod-type micrometer inside caliper can arbitrarily combine, the centering that makes laser centring device can meet different size bearing shell is installed, gib screw 16 is arranged on differential head 17.After adopting this design, gib screw 16, in bearing shell centering process, plays the effect of fastening rod-type micrometer inside caliper, prevents alignment deviation.All the other structures are identical with embodiment 1 with advantage.
The utility model can also be combined into new embodiment by the technical characterictic described in embodiment 2,3,4,5,6,7,8,9,10 at least one and embodiment 1.
The utility model, concrete use procedure is as follows: this laser centring device is worked in pairs, and at heavy mechanical equipment, as multistage compressor, when the bearing shell centering of centrifugal pump etc. is installed, because bearing shell is to be all processed into by several cars or number milling, the surface accuracy of bearing shell is higher.Can first measure the diameter d of bearing shell, in adjustable support leg indentation supporter, now by special vernier caliper zeroing, then regulate the supporting leg of two laser centring devices, the data that make to show on special slide calliper rule head are the length of the exradius-supporting leg of d/2-laser centring device main body while not stretching out, and can reach the concentric position of bearing shell, reach after concentric position, first fastening slide calliper rule gib screw is fastening bolt again, the change of data while effectively having prevented bolted.When laser centring device is adjusted to after the concentric height of bearing shell, open laser, and two laser left and right relatively, now laser centring device rotates on bearing shell, adopt 3 centerings, utilize transmitting and the reception of laser signal, on laser controller, feed back the data obtained, by feedback data, further regulate the concentricity of two bearing shells, reach real accurate centering, after front two-stage bearing shell centering, first laser instrument is motionless, second laser instrument moved to the 3rd, four ... on level bearing shell, repeat said process and carry out centering, so just, can guarantee the accurate centering of all bearing shells.
The disclosed technological means of the utility model scheme is not limited only to the disclosed technological means of above-mentioned technological means, also comprises the technical scheme being comprised of above technical characterictic combination in any.
Claims (10)
1. a laser centring device, comprising: laser (1), laser centring device main body (2), supporting leg (3), it is characterized in that: laser (1) is arranged on the middle part of laser centring device main body (2), supporting leg (3) is threaded connection in laser centring device main body (2) upper, and becomes circumference array to distribute.
2. laser centring device according to claim 1, is characterized in that: described supporting leg (3) is mainly by special vernier caliper, supporter (4), adjustable support leg (12), tourelle (14), the axis of rolling (13), bolt (5) and special slide calliper rule location movable blocks (7) form.
3. laser centring device according to claim 2, is characterized in that: described tourelle (14) is comprised of roller.
4. laser centring device according to claim 2, is characterized in that: described tourelle (14) is comprised of bearing.
5. laser centring device according to claim 2, is characterized in that: described special slide calliper rule location movable blocks (7) are arranged on supporting leg (3).
6. laser centring device according to claim 2, is characterized in that described special vernier caliper is mainly by special slide calliper rule head (9), and special slide calliper rule (10) and slide calliper rule gib screw (11) form.
7. laser centring device according to claim 6, it is characterized in that: described special slide calliper rule head (9) is circular arc, and concordant with the tourelle (14) of supporting leg (2), special slide calliper rule (10) connect with the fixed block of synchronizeing of adjustable support leg (12) shank by screw (11), while making supporting leg (2) regulate height, adjustable support leg (12) is synchronizeed with the flexible of special vernier caliper, special slide calliper rule head (9) is with data display equipment, scalable data simultaneous display while making supporting leg (2) regulate height.
8. laser centring device according to claim 7, it is characterized in that: described supporter (4) is provided with the shifting chute of special slide calliper rule location movable block (7) and adjustable support leg (12), described adjustable support leg (12) is provided with bolt hole, adjustable support leg (12) is connected with supporter (4) with pad (6) by bolt (5), wherein bolt (5) both sides are all provided with pad (6), described adjustable support leg is also provided with synchronous fixed block on (12), and described tourelle (14) is arranged on the head of adjustable support leg (12).
9. laser centring device according to claim 1, is characterized in that: described supporting leg (3) is mainly comprised of rod-type micrometer inside caliper, and rod-type micrometer inside caliper is threaded connection and is arranged in centralizer main body, and becomes circumference array to distribute.
10. laser centring device according to claim 9, it is characterized in that: described rod-type micrometer inside caliper is mainly by differential head (17), the compositions such as gib screw (16) and extension bar (15), the rod-type micrometer inside caliper of different size all has the extension bar (15) of different size, the measurement range of differential head (17) is also different simultaneously, and gib screw (16) is arranged on differential head (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158995.XU CN203857942U (en) | 2014-04-03 | 2014-04-03 | Laser centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420158995.XU CN203857942U (en) | 2014-04-03 | 2014-04-03 | Laser centering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203857942U true CN203857942U (en) | 2014-10-01 |
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ID=51607789
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420158995.XU Expired - Lifetime CN203857942U (en) | 2014-04-03 | 2014-04-03 | Laser centering device |
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| CN (1) | CN203857942U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524981A (en) * | 2016-11-01 | 2017-03-22 | 昆明理工大学 | Medium-length hole offset degree measurement apparatus |
| CN109211072A (en) * | 2018-10-19 | 2019-01-15 | 广州柴油机厂股份有限公司 | A kind of multistage coaxiality of inner hole measuring tool and its measurement method |
| CN113834473A (en) * | 2020-06-23 | 2021-12-24 | 中冶宝钢技术服务有限公司 | Auxiliary centering support |
| CN114383542A (en) * | 2021-12-24 | 2022-04-22 | 中国建筑第八工程局有限公司 | Device and method for measuring centrality deviation of butt-jointed pipelines with different pipe diameters |
-
2014
- 2014-04-03 CN CN201420158995.XU patent/CN203857942U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524981A (en) * | 2016-11-01 | 2017-03-22 | 昆明理工大学 | Medium-length hole offset degree measurement apparatus |
| CN109211072A (en) * | 2018-10-19 | 2019-01-15 | 广州柴油机厂股份有限公司 | A kind of multistage coaxiality of inner hole measuring tool and its measurement method |
| CN113834473A (en) * | 2020-06-23 | 2021-12-24 | 中冶宝钢技术服务有限公司 | Auxiliary centering support |
| CN114383542A (en) * | 2021-12-24 | 2022-04-22 | 中国建筑第八工程局有限公司 | Device and method for measuring centrality deviation of butt-jointed pipelines with different pipe diameters |
| CN114383542B (en) * | 2021-12-24 | 2024-03-12 | 中国建筑第八工程局有限公司 | Device and method for measuring centrality deviation of butt-joint pipelines with different pipe diameters |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |
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| CX01 | Expiry of patent term |