CN209855976U - Become oar bearing bolt hydraulic pressure fastener - Google Patents
Become oar bearing bolt hydraulic pressure fastener Download PDFInfo
- Publication number
- CN209855976U CN209855976U CN201920620560.5U CN201920620560U CN209855976U CN 209855976 U CN209855976 U CN 209855976U CN 201920620560 U CN201920620560 U CN 201920620560U CN 209855976 U CN209855976 U CN 209855976U
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- CN
- China
- Prior art keywords
- universal ball
- cylinder
- hydraulic
- linear bearing
- joint arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Manipulator (AREA)
Abstract
A hydraulic fastening device for a variable-pitch bearing bolt comprises two six-axis joint arm robots, a floating connecting mechanism connected to the front end of each six-axis joint arm robot, and a hydraulic wrench connected to the front end of the floating connecting mechanism, floating connection mechanism is including fixed the buffer cylinder who sets up in cylinder connecting plate front end, fixed two at least linear bearing overcoat that set up in the buffer cylinder side, set up the linear bearing in every linear bearing overcoat, the linear guide pole that every linear bearing connects, fixed connection is in the universal ball casing of buffer cylinder's piston rod front end, set up the universal ball in the universal ball mount pad of universal ball casing, set up in the front end middle part opening part of universal ball casing with universal ball fixed connection's semicircle copper sheathing, fixed set up in the spanner linking arm at spanner linking arm middle part and fixed connection in the hydraulic wrench connecting seat of spanner linking arm front end in semicircle copper sheathing middle part. The utility model discloses can keep moving steadily at fastening bolt's in-process, guarantee equipment life.
Description
Technical Field
The utility model relates to a aerogenerator production facility technical field, concretely relates to become oar bearing bolt hydraulic pressure fastener.
Background
In the prior art, the process of installing the pitch bearing into the hub of the wind turbine usually needs to be done manually by an operator. During installation, the pitch bearing is lifted by the crane, the position and the angle of the pitch bearing are adjusted, and an operator holds the torque wrench to climb the auxiliary crawling ladder to install the bolts one by one. The three flange faces are uniformly distributed on the hub, and an operator needs to lift the three variable-pitch bearings to assemble the variable-pitch bearings to the flange faces respectively, so that the variable-pitch bearings are extremely inconvenient, the working efficiency is low, the collision quality risk exists, and the large potential safety hazard also exists.
Therefore, a wind power hub assembly system capable of completing mounting of a hub pitch bearing is needed in the prior art. Through a large amount of research findings, arrange wind-powered electricity generation wheel hub in and support the revolving stage on, evenly set up around supporting the revolving stage and become the mode of oar bearing counterpoint installation, bolt fastening in advance, 3 automatic installation stations of bolt fastening most reasonable, support the revolving stage and take wind-powered electricity generation wheel hub to rotate 120 degrees at every turn, carry out the conversion of different stations. At the bolt-up station, constitute by two six joint arm robots, the front end of these two six joint arm robots all is provided with hydraulic wrench, and two six joint arm robots carry out the work of screwing up of two bolts simultaneously at every turn, two bolts of screwing up simultaneously to the central symmetry of flange face.
However, when the front end center of six joint arm robot and hydraulic wrench center are eccentric because of the connection error, can lead to equipment work unstable, in the course of the work, cause hydraulic wrench and six joint arm robot's key spare part bending, deformation, sealing member wearing and tearing, reduce hydraulic wrench performance, shorten arm life.
Therefore, the hydraulic fastening device for the variable-pitch bearing bolt is urgently needed in the prior art, and when the center of the front end of the six-axis joint arm robot is not concentric with the center of the hydraulic wrench, the hydraulic fastening device can normally work within an allowable eccentric range, the work is more stable, and the service life of equipment is ensured.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art existence, provide a become oar bearing bolt hydraulic pressure fastener, the device makes when the front end center of six joint arm robots and hydraulic wrench center decentraction, but the device is normal work in the eccentric within range of allowwing, and work is more steady, has guaranteed equipment life.
The utility model discloses a realize through following technical scheme: the hydraulic fastening device for the variable-pitch bearing bolt comprises two six-axis joint arm robots, a floating connecting mechanism connected to the front end of each six-axis joint arm robot and a hydraulic wrench connected to the front end of the floating connecting mechanism, wherein the floating connecting mechanism comprises a cylinder connecting plate, a buffer cylinder fixedly arranged at the front end of the cylinder connecting plate, at least two linear bearing outer sleeves fixedly arranged on the side surface of the buffer cylinder, a linear bearing arranged in each linear bearing outer sleeve, a linear guide rod connected with each linear bearing, a shell connecting seat fixedly connected to the front end of a piston rod of the buffer cylinder, a universal ball shell fixedly connected to the front end of the shell connecting seat, a universal ball mounting seat arranged in the universal ball shell, a universal ball arranged in the universal ball mounting seat, a semicircular copper sleeve fixedly connected with the universal ball and arranged at the middle opening of the front end of the universal ball shell, The fixed spanner linking arm and the hydraulic wrench connecting seat of fixed connection in spanner linking arm front end that set up in semicircle copper sheathing middle part, the cylinder connecting plate with six joint arm robot's front end is connected, the front end of straight line guide arm with universal ball casing is connected, hydraulic wrench connect in the front end of hydraulic wrench connecting seat, buffer cylinder's the outside is provided with the reaction arm of force cylinder.
The cylinder connecting plate is connected with a laser range finder support, and the laser range finder support is connected with a laser range finder.
The front end of the hydraulic wrench is provided with a torque sensor, the front end of the torque sensor is provided with a bolt sleeve, and the hydraulic wrench is connected with a reaction force arm.
The utility model has the advantages that: the utility model discloses can keep the action steady at fastening bolt's in-process, when the front end center of six joint arm robots and hydraulic wrench center decentraction, in the eccentric within range of allowwing, the device can keep normal work, eliminates because of the produced interference phenomenon of connection error, has guaranteed equipment life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the floating connection mechanism.
In the figure: 1-bolt sleeve; 2-a torque sensor; 3-a hydraulic wrench; 4-hydraulic wrench connecting seat; 5-semi-circle copper sleeve; 6-connecting arm of spanner; 7-a universal ball; 8-a universal ball housing; 9-linear guide rod; 10-linear bearings; 11-housing connection base; 12-a cylinder housing; 13-a piston; 14-a cylinder connection plate; 15-linear bearing outer sleeve; 16-laser rangefinder support; 17-a laser rangefinder; 18-reaction arm cylinder; 19-universal ball mount; 20-a floating connection mechanism; 21-a six-axis articulated arm robot; 22-reaction arm.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in figures 1 and 2, the hydraulic fastening device for the variable-pitch bearing bolt comprises two six-axis articulated arm robots 21, a floating connecting mechanism 20 connected to the front end of each six-axis articulated arm robot 21 and a hydraulic wrench 3 connected to the front end of the floating connecting mechanism 20, wherein the floating connecting mechanism 20 comprises a cylinder connecting plate 14, a buffer cylinder fixedly arranged at the front end of the cylinder connecting plate 14, at least two linear bearing jackets 15 fixedly arranged on the side surfaces of the buffer cylinder, a linear bearing 10 arranged in each linear bearing jacket 15, a linear guide rod 9 connected with each linear bearing 10, a shell connecting seat 11 fixedly connected to the front end of a piston rod of the buffer cylinder, a universal ball shell 8 fixedly connected to the front end of the shell connecting seat 11, a universal ball mounting seat 19 arranged in the universal ball shell 8, a universal ball 7 arranged in the universal ball mounting seat 19, a universal ball, Set up in the front end middle part opening part of universal ball casing 8 with universal ball 7 fixed connection's semicircle copper sheathing 5, the fixed spanner linking arm 6 and the hydraulic wrench connecting seat 4 of fixed connection in 6 front ends of spanner linking arm that set up in semicircle copper sheathing 5 middle part, cylinder connecting plate 14 is connected with the front end of six-axis joint arm robot 21, the front end and the universal ball casing 8 of sharp guide arm 9 are connected, hydraulic wrench 3 is connected in the front end of hydraulic wrench connecting seat 4, buffer cylinder's the outside is provided with reaction arm of force cylinder 18.
Referring to fig. 1 and 2, the cylinder connecting plate 14 is connected with a laser range finder support 16, and the laser range finder support 16 is connected with a laser range finder 17.
The front end of the hydraulic wrench 3 is provided with a torque sensor 2, the front end of the torque sensor 2 is provided with a bolt sleeve 1, and the hydraulic wrench 3 is connected with a reaction force arm 22. The center of the torque sensor 2 and the center of the bolt sleeve 1 are kept in a concentric state, and the torque sensor 2 rotates to drive the bolt sleeve 1 to rotate to fasten a bolt.
During operation, two six joint arm robots 21 work simultaneously, carry out the work of screwing up of two bolts simultaneously at every turn, two bolts of screwing up simultaneously to the central symmetry of flange face. The six-axis joint arm robot 21 runs according to a set track, the laser range finder 17 is used for taking point measurement of the hexagonal head of the bolt, and the angle of the hydraulic wrench 3 is adjusted. The bolt sleeve 1 moves to a bolt position needing to be fastened, the bolt sleeve 1 compresses the bolt, at the moment, the linear guide rod 9, the piston 13 and the piston rod are in a retreating state, the hydraulic pump station is started, the hexagonal head of the bolt is centered through rotation of the torque sensor 2 and the bolt sleeve 1, meanwhile, the piston 13 in the cylinder shell 12 drives the piston rod and the linear guide rod 9 to extend forwards, the bolt sleeve 1 is automatically pressed into the bolt, after the bolt is compressed in place, the reaction force arm cylinder 18 is opened, the reaction force arm of the hydraulic wrench 3 is ejected out to serve as a support, the hydraulic wrench 3 fastens the bolt according to a set torque value, and the operation is repeated in.
Leave the small clearance between the front end middle part opening of semicircle copper sheathing 5 and universal ball casing 8, make universal ball 7 and semicircle copper sheathing 5, when the universal activity of spanner linking arm 6, make 3 connecting plates of hydraulic wrench float like a whole, can suitable automatic fine motion adjustment, at the screw bolt in-process, buffer cylinder's piston rod is in the state of stretching out always, the air in the cylinder body has the cushioning effect, can keep the action steady like this at fastening bolt's in-process, when the front end center of six joint arm robot 21 and 3 centers of hydraulic wrench are not concentric, in the eccentric range of allowwing, the device can keep normal work, eliminate because of the produced interference phenomenon of connection error, avoid damaging equipment, equipment service life has been guaranteed.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (3)
1. The utility model provides a become oar bearing bolt hydraulic pressure fastener, includes two six joint arm robots, its characterized in that: the six-axis joint arm robot comprises a six-axis joint arm robot, a hydraulic wrench and a floating connecting mechanism, wherein the six-axis joint arm robot further comprises a floating connecting mechanism connected to the front end of each six-axis joint arm robot, and the hydraulic wrench is connected to the front end of the floating connecting mechanism, the floating connecting mechanism comprises a cylinder connecting plate, a buffer cylinder fixedly arranged at the front end of the cylinder connecting plate, at least two linear bearing outer sleeves fixedly arranged on the side surfaces of the buffer cylinder, a linear bearing arranged in each linear bearing outer sleeve, a linear guide rod connected with each linear bearing, a shell connecting seat fixedly connected to the front end of a piston rod of the buffer cylinder, a universal ball shell fixedly connected to the front end of the shell connecting seat, a universal ball mounting seat arranged in the universal ball mounting seat, a universal ball arranged in the universal ball mounting seat, a semicircular copper sleeve fixedly connected with the universal ball and arranged at an opening in the middle part of the front, the cylinder connecting plate with the front end of six joint arm robot is connected, the front end of straight line guide arm with universal ball casing is connected, hydraulic wrench connect in the front end of hydraulic wrench connecting seat, buffer cylinder's the outside is provided with the reaction arm of force cylinder.
2. Hydraulic fastening device for pitch bearing bolts according to claim 1, characterized in that: the cylinder connecting plate is connected with a laser range finder support, and the laser range finder support is connected with a laser range finder.
3. Hydraulic fastening device for pitch bearing bolts according to claim 2, characterized in that: the front end of the hydraulic wrench is provided with a torque sensor, the front end of the torque sensor is provided with a bolt sleeve, and the hydraulic wrench is connected with a reaction force arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920620560.5U CN209855976U (en) | 2019-05-02 | 2019-05-02 | Become oar bearing bolt hydraulic pressure fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920620560.5U CN209855976U (en) | 2019-05-02 | 2019-05-02 | Become oar bearing bolt hydraulic pressure fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209855976U true CN209855976U (en) | 2019-12-27 |
Family
ID=68940003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920620560.5U Expired - Fee Related CN209855976U (en) | 2019-05-02 | 2019-05-02 | Become oar bearing bolt hydraulic pressure fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209855976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973337A (en) * | 2019-05-02 | 2019-07-05 | 国电联合动力技术(赤峰)有限公司 | Pitch variable bearings bolt hydraulic fastener |
| CN115338625A (en) * | 2022-08-16 | 2022-11-15 | 四川成焊宝玛焊接装备工程有限公司 | Bolt is with device of alighting |
-
2019
- 2019-05-02 CN CN201920620560.5U patent/CN209855976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973337A (en) * | 2019-05-02 | 2019-07-05 | 国电联合动力技术(赤峰)有限公司 | Pitch variable bearings bolt hydraulic fastener |
| CN115338625A (en) * | 2022-08-16 | 2022-11-15 | 四川成焊宝玛焊接装备工程有限公司 | Bolt is with device of alighting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 |