CN109352327A - The laser alignment equipment and its application method of reciprocating flow cylinder and slideway - Google Patents
The laser alignment equipment and its application method of reciprocating flow cylinder and slideway Download PDFInfo
- Publication number
- CN109352327A CN109352327A CN201811286809.XA CN201811286809A CN109352327A CN 109352327 A CN109352327 A CN 109352327A CN 201811286809 A CN201811286809 A CN 201811286809A CN 109352327 A CN109352327 A CN 109352327A
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- fixed
- dummy shaft
- cylinder
- screw rod
- lantern ring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/10—Aligning parts to be fitted together
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- Mechanical Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The present invention relates to aligning equipment fields, and in particular to the laser alignment equipment and its application method of reciprocating flow cylinder and slideway.Including dummy shaft, be provided at left and right sides of dummy shaft be set on dummy shaft and coaxially the heart lantern ring, lantern ring is connect with dummy shaft by bearing, the top and bottom of lantern ring are respectively and fixedly provided with adjustment device, dial indicator bracket is respectively and fixedly provided on dummy shaft on the outside of lantern ring, dial indicator bracket upper end is fixed with dial gauge, and the sensor unit of laser alignment instrument is fixed on dummy shaft.The present invention, structure is simple, easy to operate, implementation environment is neatly clean, can be adjusted simultaneously to the both ends of dummy shaft by adjusting device, can greatly improve the working efficiency of centering technique, prevent dummy shaft from tilting, the present apparatus is easy for installation, can reduce the labor intensity of worker.
Description
Technical field
The present invention relates to aligning equipment fields, and in particular to the laser alignment to reciprocating flow cylinder and slideway is set
Standby and its application method.
Background technique
Large-scale Reciprocting piston compressor group is expensive core equipment in petrochemical plant, belongs to crucial rotation
Equipment.Site for Unit installation and debugging routine complexity, quality requirement are stringent.The wherein inspection of the concentricity of cylinder and slideway and tune
Whole is the key points and difficulties that adjustment is detected in all installation procedures of unit.Inaccuracy is such as detected, standard is not achieved in adjustment, not only shadow
The progress for ringing entire installment work, can also make unit during the use that puts into operation, and the additional piston force for bearing high load capacity is gently then
The damage speed for aggravating main bearing shell, piston ring, cylinder mirror surface etc., lowers the work efficiency and service life of unit, it is heavy then in alternating load
Under the action of, crankcase main bearing shell is easy tile kilning, piston rod is easily broken off, and causes great equipment breakdown and safety accident.
Summary of the invention
Technical problem to be solved by the present invention lies in it is a kind of it is convenient and simple, operation is easy, high-efficient, implementation environment is clean and tidy
The laser alignment equipment and its application method of clean reciprocating flow cylinder and slideway.
To achieve the goals above, present invention provide the technical scheme that
The laser alignment equipment of reciprocating flow cylinder and slideway, including dummy shaft are provided at left and right sides of dummy shaft
It is set on dummy shaft and coaxially the lantern ring of the heart, lantern ring is connect with dummy shaft by bearing, the top and bottom of lantern ring are fixed
There is adjustment device, the adjustment device includes the vertical swivel nut being hinged with lantern ring, and swivel nut internal screw thread is connected with the coaxial heart
The second screw rod, the second screw rod is far from being respectively and fixedly provided with elevator on one end of swivel nut, on the one end of elevator far from the second screw rod
It is threaded with the third screw rod with the second screw coaxial heart, the one end of third screw rod far from elevator is bulb shape, after swivel nut
Be fixed with fixed plate on the lantern ring of side, supporting plate be respectively and fixedly provided at left and right sides of dead plate upper end, elevator between two supporting plates,
Two supporting plates are respectively engaged in the sliding slot at left and right sides of elevator, and swivel nut outer rim is fixed with the second gear of the coaxial heart, false
A rack gear in parallel is provided with above and below axis, the rack gear left and right ends above dummy shaft respectively with left and right sides lantern ring
Upper end adjusts the second gear engagement of device, and the rack gear left and right ends below dummy shaft are adjusted with left and right sides lantern ring lower end respectively to be filled
The second gear engagement set, rack gear is connected in the sliding slot in fixed plate, and rack gear is slidably matched with fixed plate, on the lantern ring of left side
The left end of fixed plate is respectively and fixedly provided with inverted U-shaped fixing piece, and rack gear left end is located in fixing piece, and being hinged on fixing piece, it is lateral to be connected to
First screw rod, the left end of the first screw rod are fixed with the first gear of the coaxial heart, and Fixing shrink ring is located on two fixing pieces, fixed
Ring is concentric with dummy shaft, and change is set in fixed ring, and change is concentric with fixed ring, and fixed ring is connected to the ring of change inner edge
In slot, fixed ring is rotatably assorted with change, and the internal gear of the coaxial heart, internal gear and the first tooth are fixed on the inner edge of change
Wheel engagement, is respectively and fixedly provided with dial indicator bracket on the dummy shaft on the outside of lantern ring, and dial indicator bracket is far from being fixed with hundred on one end of dummy shaft
Divide table, the sensor unit of laser alignment instrument is fixed on dummy shaft.
Specifically, being fixed with handle in the change outer rim.
Specifically, the dial indicator bracket includes the fixed block being fixed on dummy shaft, upper end of fixing block is fixed with strut, far
It is fixed with the fixed link vertical with its strut on strut one end from fixed block, fixed link is fixedly connected with dial gauge.
Specifically, the strut of the left and right sides is parallel to each other and is located at the same side of dummy shaft.
Compared with prior art, the invention has the benefit that
The present invention, structure is simple, easy to operate, and implementation environment is neatly clean, can be simultaneously to dummy shaft by adjusting device
Both ends be adjusted, the working efficiency of centering technique can be greatly improved, prevent dummy shaft from tilting, the present apparatus is easy for installation, energy
Enough mitigate the labor intensity of worker.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1.
Fig. 3 is the structural schematic diagram that internal gear drives first gear rotation direction.
Parts title in attached drawing are as follows:
1, dummy shaft, 2, fixed block, 3, strut, 4, fixed link, 5, dial gauge, 6, lantern ring, 7, bearing, 8, change, 9, internal tooth
Ring, 10, first gear, the 11, first screw rod, 12, fixing piece, 13, fixed ring, 14, annular groove, 15, handle, 16, rack gear, 17, spiral shell
Set, 18, second gear, 19, fixed plate, 20, supporting plate, the 21, second screw rod, 22, elevator, 23, third screw rod, 24, sensor
Unit.
Specific embodiment
As shown in Figure 1-3, the laser alignment equipment of reciprocating flow cylinder and slideway, including dummy shaft 1, a left side for dummy shaft 1
Right two sides, which are provided with, to be set on dummy shaft 1 and coaxially the lantern ring 6 of the heart, lantern ring 6 and dummy shaft 1 pass through bearing 7 and connect, lantern ring
6 top and bottom are respectively and fixedly provided with adjustment device, and the adjustment device includes the vertical swivel nut 17 being hinged with lantern ring 6, swivel nut
17 internal screw threads are connected with the second screw rod 21 of the coaxial heart, are respectively and fixedly provided with lifting on second one end of screw rod 21 far from swivel nut 17
Block 22, elevator 22 are threaded with the third screw rod 23 concentric with the second screw rod 21 on one end far from the second screw rod 21,
The one end of third screw rod 23 far from elevator 22 is bulb shape, is fixed with fixed plate 19, fixed plate on the lantern ring 6 of 17 rear side of swivel nut
Supporting plate 20 is respectively and fixedly provided at left and right sides of 19 upper ends, for elevator 22 between two supporting plates 20, two supporting plates 20 are respectively engaged with liter
In the sliding slot for dropping the left and right sides of block 22,17 outer rim of swivel nut is fixed with the second gear 18 of the coaxial heart, above and below dummy shaft 1
Be provided with a rack gear 16 in parallel, 16 left and right ends of rack gear of 1 top of dummy shaft respectively with 6 upper end tune of left and right sides lantern ring
The second gear 18 of engagement positions engages, and 16 left and right ends of rack gear of 1 lower section of dummy shaft are adjusted with 6 lower end of left and right sides lantern ring respectively to be filled
The second gear 18 set engages, and rack gear 16 is connected in the sliding slot in fixed plate 19, and rack gear 16 is slidably matched with fixed plate 19,
The left end of 6 upper mounted plate 19 of left side lantern ring is respectively and fixedly provided with inverted U-shaped fixing piece 12, and 16 left end of rack gear is located in fixing piece 12, Gu
Determine to be hinged on part 12 and be connected to the first lateral screw rod 11, the left end of the first screw rod 11 is fixed with the first gear of the coaxial heart
10, fixed ring 13 is set on two fixing pieces 12, and fixed ring 13 and dummy shaft 1 are concentric, and change 8 is set in fixed ring 13, institute
It states and is fixed with handle 15 in 8 outer rim of change, change 8 and fixed ring 13 are concentric, and fixed ring 13 is connected to the annular groove of 8 inner edge of change
In 14, fixed ring 13 is rotatably assorted with change 8, is fixed with the internal gear 9 of the coaxial heart on the inner edge of change 8, internal gear 9 with
First gear 10 engages, and is respectively and fixedly provided with dial indicator bracket, the one end of dial indicator bracket far from dummy shaft 1 on the dummy shaft 1 in 6 outside of lantern ring
On be fixed with dial gauge 5, the dial indicator bracket includes the fixed block 2 being fixed on dummy shaft 1, and 2 upper end of fixed block is fixed with branch
Bar 3 is fixed with the fixed link 4 vertical with its strut 3 on 3 one end of strut far from fixed block 2, and fixed link 4 and dial gauge 5 are fixed
Connection, the strut 3 of the left and right sides are parallel to each other and are located at the same side of dummy shaft 1, and the sensing of laser alignment instrument is fixed on dummy shaft 1
Device unit 24.
In use, the laser alignment equipment of two reciprocating flow cylinders and slideway is individually placed in cylinder and slideway
It is interior, while the two third screw rod 23 up and down of the laser alignment equipment of reciprocating flow cylinder and slideway in cylinder is turned, so that
Third screw rod 23 is moved to far from the direction of elevator 22, until one end of 23 bulb shape of third screw rod presses closer the inner edge of cylinder,
The motion profile of 1 longitudinal center line of dummy shaft passes through the longitudinal center line of cylinder at this time, and the contact of dial gauge 5 is beaten in cylinder
On edge, dummy shaft 1 is rotated, the actual deviation value for determining 1 center line of dummy shaft and tested cylinder centerline is read by dial gauge 5, so
Passing through handle 15 afterwards and rotates change 8, when change 8 rotates, internal gear 9 will drive first gear 10 is synchronized in the same direction to rotate, and first
Screw rod 11 is hinged with fixing piece 12, and rack gear 16 is engaged with second gear 18 and is connected in the sliding slot in fixed plate 19, therefore
When the rotation of the first screw rod 11, two rack gears 16 will left or right side be moved simultaneously along its length, when rack gear 16 moves just
The swivel nut 17 that will drive on lantern ring 6 rotates, because swivel nut 17 is hinged with lantern ring 6,17 internal screw thread of swivel nut is connected with coaxially
Second screw rod 21 of the heart is fixed with elevator 22 on second one end of screw rod 21 far from swivel nut 17, and two supporting plates 20, which divide, to be connected to
In the sliding slot of 22 left and right sides of elevator, supporting plate 20 is fixed in fixed plate 19, therefore 17 turns of the swivel nut of 6 top and bottom of lantern ring
When dynamic, above and below elevator 22 can be rotated to the same direction, dummy shaft 1 will be in cylinder motion, thus right at this time
The deviation of the longitudinal center line of 1 longitudinal center line of dummy shaft and cylinder is modified, until in cylinder the longitudinal center line of dummy shaft 1 with
The longitudinal center line of cylinder is overlapped, because rack gear 16 runs through the adjustment device of the left and right sides, while adjusting device with the left and right sides
Interior second gear 18 engages, therefore the elevator 22 of left and right sides adjustment device can move simultaneously when the movement of rack gear 16, adjust
It is convenient when whole dummy shaft 1, dummy shaft 1 can be prevented tilted in cylinder.
According to above-mentioned steps the dummy shaft 1 in slideway is overlapped with the longitudinal center line of slideway, it will be in cylinder and slideway
Sensor unit 24 is electrically connected by sensor cable line and laser alignment instrument respectively after corresponding to each other, at the same rotation cylinder and
Dummy shaft 1 in slideway, the Concentricity tolerances of two dummy shafts 1 will laser alignment instrument display device through showing, then pass through tune
Whole cylinder head support plate adjusting screw and middle body and connect cylinder joint face adjust cylinder horizontal or vertical direction deviation, after adjustment is qualified,
Uniformly body and connect cylinder bolt and support plate foundation bolt uniformly tighten in.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (5)
1. the laser alignment equipment of reciprocating flow cylinder and slideway, including dummy shaft (1), which is characterized in that a left side for dummy shaft (1)
Right two sides, which are provided with, to be set on dummy shaft (1) and coaxially the lantern ring (6) of the heart, lantern ring (6) and dummy shaft (1) pass through bearing
(7) it connects, the top and bottom of lantern ring (6) are respectively and fixedly provided with adjustment device, and the adjustment device includes being hinged with lantern ring (6)
Vertical swivel nut (17), swivel nut (17) internal screw thread are connected with the second screw rod (21) of the coaxial heart, and the second screw rod (21) is far from spiral shell
It covers and is respectively and fixedly provided with elevator (22) on the one end of (17), is threaded on one end of elevator (22) separate second screw rod (21)
The third screw rod (23) concentric with the second screw rod (21), the one end of third screw rod (23) far from elevator (22) is bulb shape,
It is fixed with fixed plate (19) on lantern ring (6) on rear side of swivel nut (17), is respectively and fixedly provided with supporting plate at left and right sides of fixed plate (19) upper end
(20), for elevator (22) between two supporting plates (20), two supporting plates (20) are respectively engaged with the cunning at left and right sides of elevator (22)
In slot, swivel nut (17) outer rim is fixed with the second gear (18) of the coaxial heart, be provided with above and below dummy shaft (1) one with
Its parallel rack gear (16), rack gear (16) left and right ends above dummy shaft (1) are adjusted with left and right sides lantern ring (6) upper end respectively to be filled
Second gear (18) engagement set, rack gear (16) left and right ends below dummy shaft (1) respectively with left and right sides lantern ring (6) lower end tune
The second gear (18) of engagement positions engages, and rack gear (16) is connected in the sliding slot on fixed plate (19), and rack gear (16) and fixation
Plate (19) is slidably matched, and the left end of left side lantern ring (6) upper mounted plate (19) is respectively and fixedly provided with inverted U-shaped fixing piece (12), rack gear
(16) left end is located in fixing piece (12), is hinged on fixing piece (12) and is connected to lateral the first screw rod (11), the first screw rod (11)
Left end be fixed with the first gear (10) of the coaxial heart, fixed ring (13) is set on two fixing pieces (12), fixed ring
(13) concentric with dummy shaft (1), change (8) is set on fixed ring (13), and change (8) and fixed ring (13) are concentric, fixed
Ring (13) is connected in the annular groove (14) of change (8) inner edge, and fixed ring (13) is rotatably assorted with change (8), the inner edge of change (8)
On be fixed with the internal gear (9) of the coaxial heart, internal gear (9) is engaged with first gear (10), the dummy shaft on the outside of lantern ring (6)
(1) dial indicator bracket is respectively and fixedly provided on, dial indicator bracket is fixed with dial gauge (5) on one end far from dummy shaft (1), dummy shaft (1)
On be fixed with the sensor unit (24) of laser alignment instrument.
2. the laser alignment equipment of reciprocating flow cylinder and slideway according to claim 1, which is characterized in that described turn
Handle (15) are fixed in ring (8) outer rim.
3. the laser alignment equipment of reciprocating flow cylinder and slideway according to claim 1, which is characterized in that described hundred
Dividing table bracket includes the fixed block (2) being fixed on dummy shaft (1), and fixed block (2) upper end is fixed with strut (3), far from fixed block
(2) it is fixed with the fixed link vertical with its strut (3) (4) on strut (3) one end, fixed link (4) and dial gauge (5) fixed company
It connects.
4. the laser alignment equipment of reciprocating flow cylinder and slideway according to claim 3, which is characterized in that left and right two
The strut (3) of side is parallel to each other and is located at the same side of dummy shaft (1).
5. the application method of the laser alignment equipment based on reciprocating flow cylinder described in claim 1 and slideway, special
Sign is, in use, the laser alignment equipment of two reciprocating flow cylinders and slideway is individually placed in cylinder and slideway
It is interior, while the two third screw rod (23) up and down of the laser alignment equipment of reciprocating flow cylinder and slideway in cylinder is turned, make
It obtains third screw rod (23) to move to the direction far from elevator (22), until one end of third screw rod (23) bulb shape presses closer cylinder
Inner edge, at this time the motion profile of dummy shaft (1) longitudinal center line pass through cylinder longitudinal center line, by the contact of dial gauge (5)
It beats on the inner edge of cylinder, rotates dummy shaft (1), read by dial gauge (5) and determine dummy shaft (1) center line and tested cylinder axis
Then the actual deviation value of line rotates change (8) by handle 15, when change (8) rotates, internal gear (9) will drive first
Synchronized rotation, the first screw rod (11) are hinged gear (10) with fixing piece (12) in the same direction, and rack gear (16) is nibbled with second gear (18)
It closes and is connected in the sliding slot on fixed plate (19), therefore when the first screw rod (11) rotation, two rack gears (16) will be along its length
Direction left or right side movement simultaneously is spent, rack gear (16) just will drive swivel nut (17) rotation on lantern ring (6) when moving, because of spiral shell
Set (17) is hinged with lantern ring (6), and swivel nut (17) internal screw thread is connected with the second screw rod (21) of the coaxial heart, the second screw rod
(21) it is fixed with elevator (22) on one end far from swivel nut (17), two supporting plates (20), which are divided to, is connected to elevator (22) left and right two
In the sliding slot of side, supporting plate (20) is fixed on fixed plate (19), therefore when swivel nut (17) rotation of lantern ring (6) top and bottom,
Above and below elevator (22) can to the same direction rotate, dummy shaft (1) will be in cylinder motion, thus to vacation at this time
The deviation of the longitudinal center line of axis (1) longitudinal center line and cylinder is modified, until the longitudinal center line of dummy shaft (1) in cylinder
It is overlapped with the longitudinal center line of cylinder, according to above-mentioned steps the dummy shaft (1) in slideway is overlapped with the longitudinal center line of slideway,
It is electrical by sensor cable line and laser alignment instrument respectively after sensor unit (24) in cylinder and slideway is corresponded to each other
The Concentricity tolerance of connection, while the dummy shaft (1) in rotation cylinder and slideway, two dummy shafts (1) will be in the aobvious of laser alignment instrument
Showing device is through showing, then by adjusting cylinder head support plate adjusting screw and middle body and connect cylinder joint face, adjustment cylinder it is horizontal or
Vertical direction deviation, after adjustment is qualified, uniformly body and connect cylinder bolt and support plate foundation bolt are uniformly tightened in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286809.XA CN109352327B (en) | 2018-10-31 | 2018-10-31 | Laser centering equipment for cylinder and slideway of reciprocating compressor unit and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286809.XA CN109352327B (en) | 2018-10-31 | 2018-10-31 | Laser centering equipment for cylinder and slideway of reciprocating compressor unit and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109352327A true CN109352327A (en) | 2019-02-19 |
| CN109352327B CN109352327B (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811286809.XA Active CN109352327B (en) | 2018-10-31 | 2018-10-31 | Laser centering equipment for cylinder and slideway of reciprocating compressor unit and application method thereof |
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| Country | Link |
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| CN (1) | CN109352327B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433986A (en) * | 2020-11-03 | 2022-05-06 | 中国石油化工股份有限公司 | Stud welding tool applied to corrosion detection technology of pipeline electric field fingerprint method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3328885A (en) * | 1963-04-17 | 1967-07-04 | Alcatel Sa | Device for the precise measurement of straight-line profiles |
| CN2395252Y (en) * | 1999-03-24 | 2000-09-06 | 中国石油兰州炼油化工总厂 | Laser alignmeter device for reciprocating compressor cylinder-slide way |
| DE10052072A1 (en) * | 2000-10-19 | 2002-05-02 | Heraeus Quarzglas | Procedure for processing of elongated hollow cylinder component made of quartz glass by means of laser radiation has laser beam with radiation aligned at cylinder inner surface of component guided over length of surface describing spiral |
| CN1437001A (en) * | 2002-02-08 | 2003-08-20 | 株式会社扫佳 | Laser centring device |
| KR20030071661A (en) * | 2003-06-19 | 2003-09-06 | 우경이엔지(주) | Laser projection system for alignment |
| CN203286993U (en) * | 2013-05-30 | 2013-11-13 | 天津二十冶建设有限公司 | Optics centering apparatus for motor shaft coupling |
| CN103591909A (en) * | 2013-10-12 | 2014-02-19 | 酒泉钢铁(集团)有限责任公司 | Simple calibration method of laser centering instrument |
| CN205096831U (en) * | 2015-09-22 | 2016-03-23 | 曹静 | Balanced flywheel installation of reciprocating compressor and shaft coupling alignment specialized tool |
| CN106089643B (en) * | 2016-08-06 | 2018-04-17 | 中国化学工程第十六建设有限公司 | A kind of reciprocating compressor installation method |
-
2018
- 2018-10-31 CN CN201811286809.XA patent/CN109352327B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3328885A (en) * | 1963-04-17 | 1967-07-04 | Alcatel Sa | Device for the precise measurement of straight-line profiles |
| CN2395252Y (en) * | 1999-03-24 | 2000-09-06 | 中国石油兰州炼油化工总厂 | Laser alignmeter device for reciprocating compressor cylinder-slide way |
| DE10052072A1 (en) * | 2000-10-19 | 2002-05-02 | Heraeus Quarzglas | Procedure for processing of elongated hollow cylinder component made of quartz glass by means of laser radiation has laser beam with radiation aligned at cylinder inner surface of component guided over length of surface describing spiral |
| CN1437001A (en) * | 2002-02-08 | 2003-08-20 | 株式会社扫佳 | Laser centring device |
| KR20030071661A (en) * | 2003-06-19 | 2003-09-06 | 우경이엔지(주) | Laser projection system for alignment |
| CN203286993U (en) * | 2013-05-30 | 2013-11-13 | 天津二十冶建设有限公司 | Optics centering apparatus for motor shaft coupling |
| CN103591909A (en) * | 2013-10-12 | 2014-02-19 | 酒泉钢铁(集团)有限责任公司 | Simple calibration method of laser centering instrument |
| CN205096831U (en) * | 2015-09-22 | 2016-03-23 | 曹静 | Balanced flywheel installation of reciprocating compressor and shaft coupling alignment specialized tool |
| CN106089643B (en) * | 2016-08-06 | 2018-04-17 | 中国化学工程第十六建设有限公司 | A kind of reciprocating compressor installation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433986A (en) * | 2020-11-03 | 2022-05-06 | 中国石油化工股份有限公司 | Stud welding tool applied to corrosion detection technology of pipeline electric field fingerprint method |
| CN114433986B (en) * | 2020-11-03 | 2023-12-19 | 中国石油化工股份有限公司 | Stud welding tool applied to pipeline electric field fingerprint method corrosion detection technology |
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| Publication number | Publication date |
|---|---|
| CN109352327B (en) | 2020-04-21 |
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