CN204881692U - Stove is detection device for roller - Google Patents

Stove is detection device for roller Download PDF

Info

Publication number
CN204881692U
CN204881692U CN201520508787.2U CN201520508787U CN204881692U CN 204881692 U CN204881692 U CN 204881692U CN 201520508787 U CN201520508787 U CN 201520508787U CN 204881692 U CN204881692 U CN 204881692U
Authority
CN
China
Prior art keywords
sway brace
furnace roller
bearing pin
slide block
bearing
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.)
Active
Application number
CN201520508787.2U
Other languages
Chinese (zh)
Inventor
张幸
王建康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd
SHANGHAI JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd
Original Assignee
BEIJING JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd
SHANGHAI JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BEIJING JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd, SHANGHAI JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd filed Critical BEIJING JUNSHAN SURFACE TECHNOLOGY ENGINEERING Co Ltd
Priority to CN201520508787.2U priority Critical patent/CN204881692U/en
Application granted granted Critical
Publication of CN204881692U publication Critical patent/CN204881692U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The utility model discloses a stove is detection device for roller, a serial communication port, including support and at least one support, the movably setting of support is in on the support. The utility model provides a stove is detection device for roller detects differently with the handheld detecting instrument of operating personnel, supports multiple detecting instrument (like roughness concentration appearance, percentage table, light etc. ) through a plurality of supports that set up on the support, with the integration of multiple detecting instrument together to through bearing installation one side at the stove roller, can be simultaneously detect the multinomial mesh of stove roller, improved detection efficiency greatly.

Description

Furnace roller pick-up unit
Technical field
The utility model relates to a kind of furnace roller pick-up unit.
Background technology
Furnace roller, as the core component of steel plate continuous annealing furnace, is in high temperature, at a high speed, in the harsh working environment of reducing atmosphere, the surface quality of furnace roller will directly determine the Performance and quality of steel plate.For improving the surface quality of furnace roller, generally passing through at furnace roller surface spraying one deck protective finish, and rubbing down processing is carried out to coating surface.
In furnace roller rubbing down process, to measure its coating surface and check, inspection item generally includes visual examination (whether coating surface has the defects such as pit, cut, aberration), furnace roller is beated inspection, surfaceness inspection (roughness requirements of the diverse location on furnace roller surface is different).The quality of the presentation quality of furnace roller directly has influence on the quality of the surface quality of the steel plate adopting the processing of this furnace roller, and what steel plate can be caused time serious to become batch scraps or do over again.Beating of furnace roller also has very large impact to the processing of steel plate.Furnace roller weighs more than 1000kg's mostly, and in High Rotation Speed, any trickle beating all can be exaggerated, and causes the defects such as steel plate is curling, distortion.And the surfaceness of furnace roller directly can have influence on the friction force that steel plate produces in the operation of furnace roller surface, and then affect the operation of whole production line.For this reason, must in furnace roller rubbing down process, its presentation quality, furnace roller are beated, surfaceness etc. measures or check.
Traditional test mode, namely the hand-held testing tool of operating personnel detects furnace roller surface pointwise, poor stability.The limited amount of the hand-held testing tool of each operating personnel, causes operating personnel once can only detect a project, cannot measure simultaneously, reduce detection efficiency to the surfaceness, jitter values, presentation quality etc. of furnace roller.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provides a kind of furnace roller pick-up unit improving detection efficiency.
For realizing above object, the utility model is achieved through the following technical solutions:
Furnace roller pick-up unit, is characterized in that, comprises bearing and at least one support; Described support is arranged on described bearing movably.
Preferably, at least one slide block is comprised; Described bearing is provided with the slide rail adapted with described slide block; Described slide block adopts magnetic switch to control, and during switch opens, slide block can move along described slide rail; When magnetic switch closes, slider locking, can not move.Each described support is all connected with a described slide block.
Preferably, two blocks are comprised; Described block is arranged on described slide rail, and protrudes the surface of described slide rail; Described slide block is between two described blocks; Described block is for stopping that described slide block departs from described slide rail.
Preferably, described bearing is cylindrical bar; Described slide block, and can moving axially along described cylindrical bar around described cylindrical bar; Described slide rail is described bearing.
Preferably, described bearing is provided with rule; The scale increase and decrease direction of described rule is parallel with described slide rail; Described slide block is provided with tuning drive gear.
Preferably, described support comprises the first sway brace; Described first sway brace is arranged on described slide block by the first articulated elements rotationally; Described first articulated elements is the first bearing pin; Described first bearing pin runs through described first sway brace and described slide block successively, is installed in rotation on described slide block by described first sway brace.
Preferably, the first nut is also comprised; One end of described first bearing pin is provided with the first flange, and the other end is provided with the first external thread; Described first nut coordinates with described first pin shaft thread, the first sway brace and slide block is resisted against on the first flange, stops the first sway brace opposing slider to rotate.The preferred wing nut of first nut.
Preferably, the second articulated elements is comprised; Described second articulated elements is arranged on described first sway brace rotationally; Described second articulated elements is the second bearing pin; Described second bearing pin runs through described first sway brace.
Preferably, described first sway brace is provided with the first pilot hole; Described second bearing pin runs through described first pilot hole, and can slide along described first pilot hole.
Preferably, at least one in roughness measuring instrument, dial gauge, illuminating lamp is also comprised; Described roughness measuring instrument, dial gauge or illuminating lamp are installed in rotation on the first sway brace by the second bearing pin.
Preferably, support described at least one comprises at least one second sway brace; Described second bearing pin runs through described second sway brace and described first sway brace successively, is installed in rotation on described first sway brace by described second sway brace.
Preferably, the second nut is also comprised; One end of described second bearing pin is provided with the second flange, and the other end is provided with the second external thread; Described second nut coordinates with described second pin shaft thread, be resisted against on the second flange by any one in roughness measuring instrument, dial gauge, illuminating lamp, the second sway brace and the first sway brace, any one in prevention roughness measuring instrument, dial gauge, illuminating lamp, the second sway brace is rotated relative to the first sway brace.Second nut is the second wing nut preferably.
Preferably, the 3rd articulated elements is also comprised; Described 3rd articulated elements is arranged on described second sway brace rotationally; Described 3rd articulated elements is the 3rd bearing pin; Described 3rd bearing pin runs through described second sway brace.
Preferably, described second sway brace is provided with the second pilot hole; Described 3rd bearing pin runs through described second pilot hole, and can slide along described second pilot hole.
Preferably, at least one in roughness measuring instrument, dial gauge, illuminating lamp is also comprised; Described roughness measuring instrument, dial gauge or illuminating lamp are installed in rotation on described second sway brace by the 3rd bearing pin.
Preferably, the 3rd nut is also comprised; One end of described 3rd bearing pin is provided with the 3rd flange, and the other end is provided with the 3rd external thread; Described 3rd nut coordinates with described 3rd pin shaft thread, any one in roughness measuring instrument, dial gauge, illuminating lamp and the second sway brace are resisted against on the 3rd flange, any one in prevention roughness measuring instrument, dial gauge, illuminating lamp is rotated relative to the second sway brace.3rd nut is the 3rd wing nut preferably.
Preferably, described bearing is built up on moveable platform.
The furnace roller pick-up unit that the utility model provides, to carry out detection different from the hand-held detecting instrument of operating personnel, multiple detecting instrument (as roughness measuring instrument, dial gauge, illuminating lamp etc.) is supported by the multiple supports be arranged on bearing, multiple detecting instrument is combined, and the side of furnace roller is arranged on by bearing, can detect the entry of furnace roller simultaneously, substantially increase detection efficiency.Support detecting instrument by support, the generation of the labile factor also can effectively avoiding hand-held detecting instrument to have (locate inaccurate, arm shake etc.), improves the stability detected.
Accompanying drawing explanation
Fig. 1 is the structural representation of the furnace roller pick-up unit in embodiment 1;
Fig. 2 is the use schematic diagram of the furnace roller pick-up unit in embodiment 1;
Fig. 3 is the locking schematic diagram of the first sway brace in embodiment 1;
Fig. 4 is the locking schematic diagram of the second sway brace in embodiment 1;
Fig. 5 is the locking schematic diagram of the roughness measuring instrument in embodiment 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
Embodiment 1
As illustrated in fig. 1 and 2, furnace roller pick-up unit comprises bearing 1.Bearing 1 is arranged on moveable platform 2, follows moveable platform 2 and together moves.Bearing 1 is cylindrical bar.
Furnace roller pick-up unit also comprises three slide blocks 3.Slide block 3, and can moving axially along bearing 1 around bearing 1.Slide block 3 adopts magnetic switch to control, and during switch opens, slide block 3 moves; When magnetic switch closes, slide block 3 is locked, and can not move.Bearing 1 is also provided with two blocks 10, block 10 protrudes bearing 1.Slide block 3 is between two blocks 10.Block 10 is for stopping that slide block 3 departs from bearing 1.Bearing 1 is provided with rule 11, and the scale increase and decrease direction of rule 11 is parallel with the axis of bearing 1.Slide block 3 is provided with tuning drive gear 31.Tuning drive gear 31 coordinates with rule 11, determines the axial location of slide block 3 on bearing 1.
Furnace roller pick-up unit also comprises three supports 4.Each support 4 is connected with a slide block 3.Support 4 comprises the first sway brace 41 and the second sway brace 42.First sway brace 41 is arranged on slide block 3 rotationally by the first articulated elements.First articulated elements is the first bearing pin 51.First bearing pin 51 runs through the first sway brace 41 and slide block 3 successively, is installed in rotation on slide block 3 by the first sway brace 41.As shown in Figure 3, the first wing nut 91 is also comprised.One end of first bearing pin 51 is provided with the first flange 511, and the other end is provided with the first external thread (not shown).First wing nut 91 and the first bearing pin 51 threaded engagement, first sway brace 41 and slide block 3 are resisted against on the first flange 511, stop the first sway brace 41 opposing slider 3 to rotate, namely by the cooperation of the first wing nut 91 and the first bearing pin 51, first sway brace 41 is locked on slide block 3.
Second sway brace 42 is rotatably connected by the second articulated elements and the first sway brace 41.Second articulated elements is the second bearing pin 52.Second bearing pin 52 runs through the second sway brace 41 and the first sway brace 42 successively, is installed in rotation on the first sway brace 41 by the second sway brace 42.As shown in Figure 4, the second wing nut 92 is also comprised.One end of second bearing pin 52 is provided with the second flange 521, and the other end is provided with the second external thread (not shown).Second wing nut 92 and the second bearing pin 52 threaded engagement, second sway brace 42 and the first sway brace 41 are resisted against on the second flange 521, stop the second sway brace 42 to rotate relative to the first sway brace 41, namely by the cooperation of the second wing nut 92 and the second bearing pin 52, second sway brace 41 is locked on the first sway brace 41.
First sway brace 41 is also provided with the first pilot hole 43.Second bearing pin 52 runs through the first pilot hole 43 and can slide along the first pilot hole 43.As required the second bearing pin 52 is slid into the assigned address in the first pilot hole 43, length support being had specify.
Furnace roller pick-up unit also comprises roughness measuring instrument 6, dial gauge 7 and illuminating lamp 8.Roughness measuring instrument 6, dial gauge 7 and illuminating lamp 8 are rotatably connected respectively by the 3rd articulated elements and the second sway brace 42.3rd articulated elements is the 3rd bearing pin 53.Roughness measuring instrument 6, dial gauge 7 and illuminating lamp 8 are respectively equipped with mounting hole (not shown), and the second sway brace 42 is provided with the second pilot hole 44.3rd bearing pin 53 is penetrating mounting holes and the second pilot hole 44 successively, roughness measuring instrument 6, dial gauge 7 or illuminating lamp 8 is installed in rotation on one of them second sway brace 42.As shown in Figure 5, also comprise the 3rd wing nut 93,3rd bearing pin 53 one end is provided with the 3rd flange 531, the other end is provided with the 3rd external thread (not shown), 3rd wing nut 93 and the 3rd bearing pin 53 threaded engagement, roughness measuring instrument 6 and the second sway brace 42 are resisted against on the 3rd flange 531, stop roughness measuring instrument 6 to rotate relative to the second sway brace 42, namely by the cooperation of the 3rd wing nut 93 and the 3rd bearing pin 53, roughness measuring instrument 6 is locked on the second sway brace 42.The installation of dial gauge 7 and illuminating lamp 8 and locking mode are with roughness measuring instrument 6.
The first wing nut 91, second wing nut 92 in the present embodiment, the 3rd wing nut 93 also can adopt other forms of nut to replace, as hexagonal nut.
The using method of furnace roller pick-up unit is as follows: the side by moveable platform 2, bearing 1 being moved to furnace roller 01, and keeps the central shaft of bearing 1 parallel with the central shaft of furnace roller 01.And guarantee that the axial length of roll surface falls into the measurement range of rule 11 completely.Sliding slider 2, makes the support being supported with roughness measuring instrument 6, dial gauge 7 or illuminating lamp 8 move along bearing 1.By relatively rotating between the first sway brace 41 and slide block 3, relatively rotating between the second sway brace 42 and the first supporting walls 41, relatively rotating between roughness measuring instrument 6, dial gauge 7 or illuminating lamp 8 and the second sway brace 42, second bearing pin 52 slides along the first pilot hole 43,3rd bearing pin 53 waits a series of actions to regulate angle and the length of support along the second pilot hole 44 slip, makes roughness measuring instrument 6, dial gauge 7 or illuminating lamp 8 each position moved on furnace roller surface carry out measuring or checking.
Roughness measuring instrument 6 is for measuring the roughness on furnace roller 01 surface.Dial gauge 7 is for measuring the jitter values of furnace roller 01.The testing process that illuminating lamp 8 can be furnace roller provides illumination, and operating personnel can be helped to check out fast whether the surface of furnace roller 01 exists the appearance qualities such as pit, cut, aberration simultaneously.
By the cooperation of tuning drive gear 31 and rule 11, the assigned address accurately can locating furnace roller surface carries out the detection of roughness, jitter values or presentation quality.Realizing the precise positioning to detecting position, avoiding producing positioning error, substantially increasing the rubbing down quality of furnace roller.Also can when detecting that the furnace roller surface roughness in somewhere, jitter values or presentation quality are defective, matched by the tuning drive gear 31 on slide block 3 and rule 11 and determine that this is in the accurate location on furnace roller axle, underproof position is recorded, facilitate in follow-up furnace roller repair process and search, improve remediation efficiency.
Detecting instrument is not limited to roughness measuring instrument 6, dial gauge 7 and illuminating lamp 8.Can change detecting instrument according to the project to be detected of furnace roller.Increase according to the quantity of detecting instrument simultaneously or reduce support, dirigibility is strong.
Embodiment 2
As different from Example 1, the support 4 of the present embodiment does not comprise the second sway brace 42, and roughness measuring instrument 6, dial gauge 7 and illuminating lamp 8 are directly rotatably connected with one of them first sway brace 41 by the second bearing pin 52.
Except said structure, the other guide of the present embodiment is all identical with embodiment 1.
Upper and lower, left and right in the utility model, vertically, level is all reference with Fig. 1, more clearly describes the relative concept that the utility model uses, do not form the restriction to right.
Embodiment in the utility model, only for being described the utility model, does not form the restriction to right, other equivalent in fact substituting, all in the utility model protection domain that those skilled in that art can expect.

Claims (16)

1. furnace roller pick-up unit, is characterized in that, comprises bearing and at least one support; Described support is arranged on described bearing movably; Furnace roller pick-up unit comprises at least one slide block; Described bearing is provided with the slide rail adapted with described slide block; Described slide block is arranged on described bearing, and can move along described slide rail; Each described support is all connected with a described slide block.
2. furnace roller pick-up unit according to claim 1, is characterized in that, comprises two blocks; Described block is arranged on described slide rail, and protrudes the surface of described slide rail; Described slide block is between two described blocks; Described block is for stopping that described slide block departs from described slide rail.
3. furnace roller pick-up unit according to claim 1, is characterized in that, described bearing is cylindrical bar; Described slide block, and can moving axially along described cylindrical bar around described cylindrical bar; Described slide rail is described bearing.
4. furnace roller pick-up unit according to claim 1, is characterized in that, described bearing is provided with rule; The scale increase and decrease direction of described rule is parallel with described slide rail; Described slide block is provided with tuning drive gear.
5. furnace roller pick-up unit according to claim 1, is characterized in that, described support comprises the first sway brace; Described first sway brace is arranged on described slide block by the first articulated elements rotationally; Described first articulated elements is the first bearing pin; Described first bearing pin runs through described first sway brace and described slide block successively, is installed in rotation on described slide block by described first sway brace.
6. furnace roller pick-up unit according to claim 5, is characterized in that, also comprises the first nut; One end of described first bearing pin is provided with the first flange, and the other end is provided with the first external thread; Described first nut coordinates with described first pin shaft thread, the first sway brace and slide block is resisted against on the first flange, stops the first sway brace opposing slider to rotate.
7. furnace roller pick-up unit according to claim 5, is characterized in that, comprises the second articulated elements; Described second articulated elements is arranged on described first sway brace rotationally; Described second articulated elements is the second bearing pin; Described second bearing pin runs through described first sway brace.
8. furnace roller pick-up unit according to claim 7, is characterized in that, described first sway brace is provided with the first pilot hole; Described second bearing pin runs through described first pilot hole, and can slide along described first pilot hole.
9. furnace roller pick-up unit according to claim 7, is characterized in that, also comprises at least one in roughness measuring instrument, dial gauge, illuminating lamp; Described roughness measuring instrument, dial gauge or illuminating lamp are installed in rotation on the first sway brace by the second bearing pin.
10. furnace roller pick-up unit according to claim 7, is characterized in that, support described at least one comprises at least one second sway brace; Described second bearing pin runs through described second sway brace and described first sway brace successively, is installed in rotation on described first sway brace by described second sway brace.
11. furnace roller pick-up units according to claim 9, is characterized in that, also comprise the second nut; One end of described second bearing pin is provided with the second flange, and the other end is provided with the second external thread; Described second nut coordinates with described second pin shaft thread, be resisted against on the second flange by any one in roughness measuring instrument, dial gauge, illuminating lamp and the first sway brace, any one in prevention roughness measuring instrument, dial gauge, illuminating lamp is rotated relative to the first sway brace.
12. furnace roller pick-up units according to claim 10, is characterized in that, also comprise the second nut; One end of described second bearing pin is provided with the second flange, and the other end is provided with the second external thread; Described second nut coordinates with described second pin shaft thread, be resisted against on the second flange by any one in roughness measuring instrument, dial gauge, illuminating lamp, the second sway brace and the first sway brace, any one in prevention roughness measuring instrument, dial gauge, illuminating lamp, the second sway brace is rotated relative to the first sway brace.
13. furnace roller pick-up units according to claim 10, is characterized in that, also comprise the 3rd articulated elements; Described 3rd articulated elements is arranged on described second sway brace rotationally; Described 3rd articulated elements is the 3rd bearing pin; Described 3rd bearing pin runs through described second sway brace.
14. furnace roller pick-up units according to claim 13, is characterized in that, described second sway brace is provided with the second pilot hole; Described 3rd bearing pin runs through described second pilot hole, and can slide along described second pilot hole.
15. furnace roller pick-up units according to claim 14, is characterized in that, also comprise at least one in roughness measuring instrument, dial gauge, illuminating lamp; Described roughness measuring instrument, dial gauge or illuminating lamp are installed in rotation on described second sway brace by the 3rd bearing pin.
16. furnace roller pick-up units according to claim 15, is characterized in that, also comprise the 3rd nut; One end of described 3rd bearing pin is provided with the 3rd flange, and the other end is provided with the 3rd external thread; Described 3rd nut coordinates with described 3rd pin shaft thread, any one in roughness measuring instrument, dial gauge, illuminating lamp and the second sway brace are resisted against on the 3rd flange, any one in prevention roughness measuring instrument, dial gauge, illuminating lamp is rotated relative to the second sway brace.
CN201520508787.2U 2015-07-14 2015-07-14 Stove is detection device for roller Active CN204881692U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520508787.2U CN204881692U (en) 2015-07-14 2015-07-14 Stove is detection device for roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520508787.2U CN204881692U (en) 2015-07-14 2015-07-14 Stove is detection device for roller

Publications (1)

Publication Number Publication Date
CN204881692U true CN204881692U (en) 2015-12-16

Family

ID=54826055

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520508787.2U Active CN204881692U (en) 2015-07-14 2015-07-14 Stove is detection device for roller

Country Status (1)

Country Link
CN (1) CN204881692U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106282514A (en) * 2016-08-17 2017-01-04 武汉钢铁股份有限公司 Heat treatment furnace roller repairing and reusing method
CN107514967A (en) * 2016-06-16 2017-12-26 中冶宝钢技术服务有限公司 A kind of annealing furnace roller water detection quadratic method
CN113137944A (en) * 2021-04-28 2021-07-20 卢玉蓉 Medical optical glass preparation detection device and detection method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514967A (en) * 2016-06-16 2017-12-26 中冶宝钢技术服务有限公司 A kind of annealing furnace roller water detection quadratic method
CN107514967B (en) * 2016-06-16 2019-10-25 中冶宝钢技术服务有限公司 A kind of annealing furnace roller water detection quadratic method
CN106282514A (en) * 2016-08-17 2017-01-04 武汉钢铁股份有限公司 Heat treatment furnace roller repairing and reusing method
CN106282514B (en) * 2016-08-17 2018-10-16 武汉钢铁有限公司 It is heat-treated furnace roller repairing and reusing method
CN113137944A (en) * 2021-04-28 2021-07-20 卢玉蓉 Medical optical glass preparation detection device and detection method

Similar Documents

Publication Publication Date Title
CN203203556U (en) Shaft-category part detection device
CN204881692U (en) Stove is detection device for roller
CN208795162U (en) A kind of five-axle linked blade Spectral Confocal measuring device
CN203908449U (en) Bending verifying apparatus for valve rod
CN208488351U (en) A kind of architectural engineering material hardness quality detection apparatus
CN105403125A (en) Gear ring quenching deformation detection machine
CN203141227U (en) Ultra-precise air-floatation adjusting rotary table
CN109781007B (en) Vertical steel coil side surface detection device
CN204535603U (en) Hub bearing outer ring groove position pick-up unit
CN105783677A (en) Simple detection device of circularity and linearity of bar stock
CN211120924U (en) Crankshaft end face run-out and verticality gauge
CN104776779A (en) Detector for race position of hub bearing outer ring
CN205438018U (en) Gear ratio is to detector
CN204188144U (en) A kind of main axis jerking test platform
CN206552053U (en) A kind of experimental provision for Rail Surface state-detection
CN205718932U (en) A kind of hub surface flatness detecting device
CN203811302U (en) Detection workbench for axle residual stress
CN201561738U (en) Multifunctional plate detection device of PS (Presensitized) printing plate
CN109489530B (en) Parallelism automatic detector of tool feeding seat
CN205120034U (en) Control positioner's ring gear roundness detection appearance with electricity
CN208266347U (en) Spinning frame jockey pulley pedestal positioning rule composition error calibration equipment
CN208606700U (en) A kind of workpiece qualification detecting tool
CN208333407U (en) A kind of round glitch detection equipment
CN110345854B (en) Mobile rotor system misalignment multi-dimensional quantitative detection device and method
CN113295153A (en) Engineering quality detection equipment applied to stress detection of building shear wall

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant