Electric system electric pole intelligence stringer
Technical field
The present invention relates to electric pole erection technique field, specifically a kind of electric system electric pole intelligently sets up dress
It sets.
Background technique
In the erection process of electric pole, especially in mountain area or field, the mode lifted anti-generally by people into
It goes, the manual labor of worker is bigger under this operation mode, and the erection efficiency of electric pole is relatively low.Especially continuous
In the case where erection, the physical strength severe attrition of worker.Sometimes it also needs that anchor ear is installed at the top of line bar, to facilitate other electric power
The installation of element.
Summary of the invention
The purpose of the present invention is to provide a kind of electric system electric pole intelligence stringers, for realizing to electric pole
Intelligence is set up, and mitigates the manual labor of worker.
The technical scheme adopted by the invention to solve the technical problem is that: electric system electric pole intelligence stringer,
Be characterized in, it include car body, compartment, adjustable shelf, telescopic oil cylinder, swinging cylinder, oscillating oil cylinder, bar, opening and closing oil cylinder, lifting assembly,
Line bar stores assembly and anchor ear installation assembly, is equipped with traveling wheel in the bottom of the car body, is equipped with vehicle in the rear side of the car body
Compartment is equipped with guide rail in the lower section in the compartment, is slidably fitted with adjustable shelf on the guide rail, sets in the bottom of the adjustable shelf
There is auxiliary wheel, telescopic oil cylinder is equipped between the adjustable shelf and car body, the rear side of adjustable shelf is hollow structure, in the activity
The rear side of frame is hingedly equipped with swinging cylinder, and the swinging cylinder includes the semicircular arc plate of two articulated connections, in two semicircular arc plates
Free end be respectively equipped with fixed trunnion, locking bolt is equipped between corresponding fixed trunnion, two semicircular arc panel is realized with this
It is relatively fixed so that swinging cylinder is cylindrical;Oscillating oil cylinder is equipped between the downside of the swinging cylinder and the bottom of car body, remote
One end of the swinging cylinder from oscillating oil cylinder is hinged with bar, and opening and closing oil cylinder is equipped between the swinging cylinder and bar, described to open
The fully extended rear bar of piston rod for closing oil cylinder is located on the extended line of swinging cylinder inner cavity;
It is equipped with line bar in the compartment and stores assembly, line bar storage assembly mainly includes vertical plate, the first turntable, the
Two turntables, connecting shaft, connecting shaft driving mechanism and limit plate, two vertical plates are arranged before and after the compartment, in the upper of two vertical plates
Be equipped with connecting shaft between portion, be fixed with the first turntable and the second turntable in the connecting shaft, first turntable be two and
First turntable is arranged close to vertical plate, and second turntable is placed between two the first turntables, is equipped on the outer wall of the first turntable
Several line bar slots being uniformly arranged in the circumferential direction are equipped with several putting holes being uniformly arranged in the circumferential direction on the outer wall of the second turntable,
The number of putting hole is identical as the number of line bar slot on first turntable, in the corresponding line bar slot of two first turntables and
Electric pole is placed between putting hole, and the same number of limit plate with line bar slot is hingedly installed on the outer wall of the first turntable,
One end of limit plate and the first turntable are hinged, and fixing bolt is equipped between the other end and the first turntable of limit plate, passes through limit
Electric pole is limited in line bar slot by position plate;The connecting shaft driving machine for being drivingly connected axis rotation is equipped on a wherein vertical plate
Structure, the connecting shaft driving mechanism mainly include driven gear, driving gear, worm gear, worm screw and line bar storage motor, it is described from
Moving gear is fixed in connecting shaft, and the driving gear is rotatably installed on vertical plate and engages with driven gear, the worm gear with
The coaxial setting of driving gear is simultaneously engaged with worm screw, and the worm screw is fixed on the output end of line bar storage motor, the line bar storage
Motor is fixed on vertical plate;
The compartment wall and line bar storage assembly between be equipped with lifting assembly, the lifting assembly mainly include sliding block,
Push cylinder, perpendicular rail, lifting cylinder, swing rod, connecting rod, level board, clamping plate and clamping oil cylinder, the sliding block are slidably mounted on compartment
In, it is equipped with push cylinder between the compartment and sliding block, the perpendicular rail being arranged before and after a pair is fixed on the slide block, in institute
It states and is fixed with a pair of of lifting cylinder on sliding block, the cylinder barrel of the lifting cylinder is slidably connected with corresponding perpendicular rail, the lifting oil
The piston rod of cylinder is fixed on sliding block, and a pair of swing rod setting up and down is hingedly equipped on the cylinder barrel of the lifting cylinder,
Connecting rod is equipped between two swing rods, the perpendicular rail, swing rod and connecting rod constitute a parallelogram linkage, in the liter
It drops and is equipped with swing rod drive cylinder between oil cylinder and one of swing rod, level board is fixed in the bottom of the connecting rod, described
The bottom of level board is hingedly equipped with a pair of arc-shaped clamping plate, and clamping oil cylinder is equipped between the clamping plate and level board, when
Two clip board engagements effect clamping electric pole after the piston rod of the clamping oil cylinder stretches out;
The anchor ear installation assembly is arranged on the inner wall in compartment, and the anchor ear installation assembly mainly includes support plate,
One feed cylinder, the second feed cylinder, mounting blocks, nut driving device, nut rotating electric machine, drive bevel gear and from mantle tooth
Wheel, the support plate are fixed on the inner wall in compartment, the first feed cylinder are equipped in the bottom of the support plate, described first
The piston rod of feed cylinder is equipped with energization electromagnet, upper boom is arranged on electromagnet, in the left and right of first feed cylinder
Two sides are respectively equipped with the second feed cylinder, link block are fixed on the piston rod of second feed cylinder, in the connection
It is fixed with mounting blocks on block, bearing hole is equipped on the mounting blocks, bearing is fixed in the bearing hole, in the bearing
Inner ring in be fixed with nut driving device, the bottom of the nut driving device be equipped with circular groove, be fixed with magnetic in the circular groove
Property synchronization blocks, the bottom of the synchronization blocks be equipped with regular hexagon nut groove, in the synchronization blocks and nut driving device
Equipped with the rod aperture that appearance screw rod passes through, it is fixed with driven wheel of differential at the top of the nut driving device, it is solid on the mounting blocks
Surely there is nut rotating electric machine, be fixed with the active conical tooth engaged with driven wheel of differential in the output end of the nut rotating electric machine
Wheel;It is additionally provided with anchor ear supporting block on the inner wall in the compartment, is equipped at the top of the anchor ear supporting block and places the half of lower beam
Circular groove is equipped with screw rod on the lower beam, and the screw rod, upper boom and lower beam constitute anchor ear.
Further, it is equipped with the first notch in the front side of the adjustable shelf, the telescopic oil cylinder is placed in the first notch;?
The rear side of the adjustable shelf is equipped with the second notch, and the swinging cylinder is hinged on adjustable shelf by articulated shaft.
Further, it is equipped with the first fixed plate in the bottom of the adjustable shelf, is equipped with and fixes in first fixed plate
Plate trunnion is equipped with the first trunnion of swinging cylinder in the bottom of the swinging cylinder, and the oscillating oil cylinder is arranged in the first trunnion of swinging cylinder and fixation
Between plate trunnion.
Further, it is equipped with mounting groove in the end of the swinging cylinder, the first trunnion of bar is equipped on the bar, it is described
Bar is hinged in mounting groove by the first trunnion of bar, the second trunnion of bar is equipped on the bar, in the swinging cylinder
Bottom is equipped with the second trunnion of swinging cylinder, and opening and closing oil cylinder is equipped between second trunnion of bar and the second trunnion of swinging cylinder.
Further, the guide rail is " └ " shape structure, and two guide rail left and right settings are in the bottom of car body.
Further, the synchronization blocks are permanent magnet.
Further, a pair of the first trunnion of cylinder barrel setting up and down is equipped on the cylinder barrel of the lifting cylinder, in connecting rod
Outer wall be equipped with a pair of connecting rod trunnion setting up and down, pendulum is equipped between connecting rod trunnion and corresponding the first trunnion of cylinder barrel
Bar.
Further, it is additionally provided with the second trunnion of cylinder barrel on the cylinder barrel of the lifting cylinder, is set on a swing rod wherein
There is swing rod trunnion, swing rod drive cylinder is equipped between the second trunnion of the swing rod trunnion and cylinder barrel.
Further, the nut slot for holding the nut of screw rod is equipped in the anchor ear supporting block.
Further, the bottom of the energization electromagnet is arc-shaped.
The beneficial effects of the present invention are: electric system electric pole intelligence stringer provided by the invention, may be implemented pair
The storage and transport of electric pole may be implemented to play electric pole after electric pole is transported to designated place by lifting by crane assembly
It hangs, and electric pole is placed in swinging cylinder, the swing of swinging cylinder is driven by oscillating oil cylinder, so that electric pole is in a vertical state,
To complete pole operation.Adjustable shelf can stretch out, to assist pole operation.When needing to install anchor ear in line bar, line is driven
The top of bar is extend between upper boom, lower beam, the movement of nut rotating electric machine and the second feed cylinder is then driven, so that nut
It is moved down while rotating, until nut screws on screw rod.Whole process complete mechanical can mitigate the body of worker
Power labour.
Detailed description of the invention
Fig. 1 is appearance schematic diagram of the invention;
Fig. 2 is the cooperation schematic diagram of car body and adjustable shelf;
Fig. 3 is the front schematic view of adjustable shelf;
Fig. 4 is the schematic top plan view of adjustable shelf;
Fig. 5 is the driving schematic diagram of swinging cylinder;
Fig. 6 is partial enlarged view at the A in Fig. 5;
Fig. 7 is that line bar stores assembly and lifts by crane the schematic diagram of assembly;
Fig. 8 is the schematic top plan view for lifting by crane assembly;
Fig. 9 is the front view for lifting by crane assembly;
Figure 10 is the front schematic view that line bar stores assembly;
Figure 11 is the side schematic view that line bar stores assembly;
Figure 12 is the schematic diagram after limit plate is opened;
Figure 13 is the schematic diagram after adjustable shelf stretches out;
Figure 14 is the structural schematic diagram of swinging cylinder;
Figure 15 is the schematic diagram of anchor ear installation assembly;
Figure 16 is the schematic diagram of nut rotating mechanism;
Figure 17 is the scheme of installation of nut driving device and driven wheel of differential;
Figure 18 is B in Figure 17 to local direction view;
In figure: 1 car body, 11 traveling wheels, 12 compartments, 13 telescopic oil cylinders, 14 is hinged, 15 guide rails, 16 sliding slots;
2 adjustable shelfs, 21 wheel carriers, 22 auxiliary wheels, 23 first notches, 24 second notches, 25 first fixed plates, 251 fixed plates
Trunnion, 26 oscillating oil cylinders;
3 swinging cylinders, 31 the first trunnions of swinging cylinder, 32 second fixed plates, 321 the second trunnions of swinging cylinder, 33 bars, 331 bars first
Trunnion, 332 the second trunnions of bar, 34 opening and closing oil cylinders, 35 articulated shafts, 36 mounting grooves, 37 fixed trunnions, 38 locking bolts;
4 lifting assemblies, 40 sliding blocks, 41 push cylinder, 42 perpendicular rails, 43 lifting cylinders, 431 the first trunnions of cylinder barrel, 432 cylinder barrels
Second trunnion, 44 swing rods, 441 swing rod trunnions, 45 connecting rods, 451 connecting rod trunnions, 46 level boards, 461 vertical bars, 462 level board branch
Ear, 47 swing rod drive cylinders, 48 clamping plates, 49 clamping oil cylinders;
5 line bars store assembly, 51 vertical plates, 52 connecting rods, 53 connecting shafts, 531 driven gears, 532 driving gears, 533 snails
Wheel, 534 worm screws, 535 line bars store motor, and 54 first turntables, 541 turntable otic placodes, 542 line bar slots, 55 second turntables, 551 put
Set hole, 56 fixing bolts, 57 limit plates;
6 electric poles;
7 anchor ear installation assemblies, 71 support plates, 72 first feed cylinders, 721 electromagnet, 73 second feed cylinders, 74 connections
Block, 75 mounting blocks, 76 anchor ear supporting blocks, 761 nut slots, 77 bearings, 78 driven wheel of differential, 781 nut driving devices, 782 circular grooves,
783 synchronization blocks, 784 nut placing grooves, 79 drive bevel gears, 791 nut rotating electric machines;
8 screw rods, 81 upper booms, 82 lower beams;
9 rod aperture.
Specific embodiment
As shown in Fig. 1 to Figure 18, the invention mainly comprises car body 1, traveling wheel 11, compartment 12, telescopic oil cylinders 13, adjustable shelf
2, auxiliary wheel 22, swinging cylinder 3, oscillating oil cylinder 26, lifting assembly 4 and line bar store assembly 5, carry out with reference to the accompanying drawing to the present invention
Detailed description.
As shown in Figure 1, car body 1 is main body of the invention, it is equipped with traveling wheel 11 in the bottom of car body, is equipped with vehicle on the car body
Compartment 12, compartment is for placing electric pole and other equipment tools.
As shown in Fig. 2, being equipped with adjustable shelf 2 in the bottom of car body, as shown in Figure 3, Figure 4, adjustable shelf can weld for profile
Part, or machined piece is equipped with wheel carrier 21 in the bottom of adjustable shelf, auxiliary wheel 22 is equipped on wheel carrier, auxiliary wheel is set altogether
There are four setting.The front side of adjustable shelf be equipped with the first notch 23, adjustable shelf rear side be equipped with the second notch 24, first, second
The setting of notch, so that the front side of adjustable shelf and rear side are u-shaped.As shown in fig. 7, it is equipped with guide rail 15 in the bottom of car body,
Adjustable shelf is slidably mounted on guide rail, and telescopic oil cylinder 13 is equipped in the first notch, and the cylinder barrel of telescopic oil cylinder is fixed on the car body,
The piston rod of telescopic oil cylinder is fixed on adjustable shelf, drives adjustable shelf relative to the movement of car body by telescopic oil cylinder.To avoid it
Its component, guide rail are " └ " shape structure, two guide rail left and right settings.
As shown in figure 4, swinging cylinder 3 is equipped in the second notch, and as shown in figure 14, the whole cylindrical structure of swinging cylinder, swinging cylinder
It is to be obtained by hinged 14 connection of two semi arch plates, and be respectively equipped with fixed trunnion in the free end of two semicircular arc plates
37, it is equipped with locking bolt 38 between the fixation trunnion on two semicircular arc panel, two semicircular arc panel is realized by locking bolt
It is relatively fixed, and then keep swinging cylinder cylinder-shaped state.Articulated shaft 35 is equipped between the two sides and adjustable shelf of swinging cylinder lower part,
Hinged 14 connection of swinging cylinder and adjustable shelf is realized by articulated shaft.As shown in Fig. 2, being equipped with the first trunnion of swinging cylinder in the bottom of swinging cylinder
31, it is equipped with the first fixed plate 25 in the bottom of adjustable shelf, as shown in figure 3, it is equipped with fixed plate trunnion 251 on the first fixing plate,
It is equipped with oscillating oil cylinder 26 between the first trunnion of fixed plate trunnion and swinging cylinder, the swing of swinging cylinder is driven by oscillating oil cylinder.
As shown in Figure 5, Figure 6, it is equipped with the second fixed plate 32 in the bottom of swinging cylinder, swinging cylinder second is equipped in the second fixed plate
Trunnion 321, is equipped with mounting groove 36 in one end of swinging cylinder, is equipped with bar 33 in the end of swinging cylinder, bar first is equipped on bar
Trunnion 331, bar are hinged in mounting groove by the first trunnion of bar, the second trunnion of bar 332 are equipped on bar, in bar
It is equipped with opening and closing oil cylinder 34 between the second trunnion of second trunnion and swinging cylinder, the swing of bar is driven by opening and closing oil cylinder, when opening and closing oil
After the piston rod of cylinder is fully extended, bar is contacted with the end face of swinging cylinder and being arranged radially along swinging cylinder.The setting of bar, can be to prevent
The only slippage of the electric pole in swinging cylinder.When the piston rod of driving opening and closing oil cylinder retracts, and bar may make to be gradually distance from swinging cylinder, into
And the electric pole in swinging cylinder is slided.
As shown in fig. 7, in compartment be equipped with lifting assembly 4, as shown in Figure 8, Figure 9, lifting assembly mainly include sliding block 40,
Push cylinder 41, perpendicular rail 42, lifting cylinder 43, swing rod 44, connecting rod 45, level board 46, swing rod drive cylinder 47, clamping plate 48 and folder
Oil cylinder 49 is held, sliding block 40 is slidably mounted in compartment, and for the movement for driving sliding block, push cylinder is equipped between compartment and sliding block
41, sliding block is moved forward and backward with respect to compartment under the action of push cylinder.It is respectively fixed with perpendicular rail 42 in the rear and front end of sliding block, is erected
Rail can be the metal plate of semicircular arc, be equipped with lifting cylinder 43 in the inside of perpendicular rail, the cylinder barrel of lifting cylinder and perpendicular rail slide
Connection, the piston rod of lifting cylinder are fixed on sliding block, and the cylinder barrel of lifting cylinder can when the piston rod of such lifting cylinder is flexible
It is slided up and down with relatively perpendicular rail.Two the first trunnions of cylinder barrel 431 setting up and down are equipped on the cylinder barrel of lifting cylinder, in cylinder barrel
Swing rod 44 is hinged on first trunnion, the equal length of two swing rods is equipped with the connecting rod 45 vertically placed on the right side of perpendicular rail, even
The outer wall of bar is equipped with two connecting rod trunnions 451 setting up and down, and one end of swing rod and the first trunnion of cylinder barrel are hinged, two connecting rods
Trunnion respectively with the other end of swing rod hinged 14.Perpendicular rail, swing rod and connecting rod constitute parallelogram linkage, in lifting oil
The top of the cylinder barrel of cylinder be equipped with the second trunnion of cylinder barrel 432, on the swing rod of upside be equipped with swing rod trunnion 441, swing rod trunnion with
Swing rod drive cylinder 47 is equipped between the second trunnion of cylinder barrel, to drive the swing of swing rod.Level board is fixed in the bottom of connecting rod
46, the vertical bar 461 vertically placed is fixed in the bottom of level board, vertical bar can be welded and fixed with level board and connect.In vertical bar
Bottom is hingedly equipped with a pair of of clamping plate 48, and clamping plate is arc-shaped metal plate, is equipped with two pairs of level board branch in the bottom of level board
Ear 462, two pairs of level board trunnions are corresponding with two clamping plates respectively, and clamping oil cylinder is equipped between corresponding clamping plate and level board trunnion
49, the closure and opening of two clamping plate of flexible realization of the piston rod by clamping oil cylinder, and may be implemented when jaws close pair
The release to electric pole is realized in the clamping of electric pole when clamping plate opens.
It is equipped with line bar in compartment and stores assembly 5, as shown in Figure 10 to Figure 12, it mainly includes vertical plate that line bar, which stores assembly,
51, connecting rod 52, connecting shaft 53, connecting shaft driving mechanism, the first turntable 54, the second turntable 55, fixing bolt 56 and limit plate
57, vertical plate 51 is support member, and two vertical plates are arranged along compartment front-rear direction, fixed by connecting rod 52 between the bottom of two vertical plates
It links together.It is equipped with connecting shaft 53 between the top of two vertical plates, the first turntable 54 and the second turntable are equipped in connecting shaft
55, the first turntable is arranged close to vertical plate, and middle part of second turntable between two first turntables and close to connecting shaft is arranged.?
The outer wall of one turntable is equipped with several line bar slots 542, and line bar slot is uniformly arranged in the circumferential direction.In the first turntable close to line bar slot
Outer wall is equipped with turntable trunnion 541, and limit plate 57 is hingedly equipped on turntable trunnion, and limit plate is circular arc-shaped metal plate, limit
One end of position plate and turntable trunnion are hinged, after the other end of limit plate is contacted with the outer wall of the first turntable, may be implemented to line bar
The closing of slot, being equipped with fixing bolt 56 after fixing bolt and the first turntable are threadedly engaged in the other end of limit plate may be implemented
Limit plate is relatively fixed with the first turntable.Electric pole 6 is placed between the first turntable line bar slot opposite with the second turntable,
The outer wall of second turntable is equipped with several putting holes 551 being uniformly arranged in the circumferential direction, the number of putting hole and the number of line bar slot
It is identical, after the both ends of electric pole are placed in line bar slot, it is placed in putting hole in the middle part of electric pole.
For the rotation for driving the first, second turntable, a vertical plate is equipped with connecting shaft driving mechanism wherein, and connecting shaft is driven
Motivation structure mainly includes driven gear 531, driving gear 532, worm gear 533, worm screw 534 and line bar storage motor 535, driven tooth
Wheel is fixed in connecting shaft, and line bar storage motor 535 is fixed on vertical plate, is equipped with worm screw in the output end of line bar storage motor
534, worm screw engages with the worm gear 533 being rotatably installed on vertical plate, worm gear setting coaxial with driving gear 532, driving gear with
Driven gear engagement.
Line bar stores assembly for realizing the storage to electric pole, lifts by crane assembly setting in compartment wall and line bar and stores assembly
Between.When work, as shown in figure 13, driving telescopic oil cylinder movement first, so that the rear end of adjustable shelf is stretched out from car bottom;It is logical
The rotation for connecting shaft of overdriving, so that electric pole to be taken is placed in topmost.Then the movement of driving lifting cylinder, swing rod driving oil
Cylinder acts so that clamping plate is placed in the surface of electric pole to be taken;Fixing bolt on limit plate is unloaded so that limit plate and
The separation of one turntable, then driving clamping cylinder action clamps clamping plate by electric pole, then drives lifting cylinder movement, pendulum
The movement of bar drive cylinder and push cylinder movement, by electric pole to movement on rear side of compartment, driving oscillating oil cylinder movement is so that swinging cylinder
It is obliquely installed, driving two lifting cylinders movement (movement of two lifting cylinders is asynchronous at this time) tilts electric pole, and is pushing away
It draws under the promotion of oil cylinder so that electric pole is placed in swinging cylinder;Electric pole is discharged with rear plate, driving oscillating oil cylinder movement until
Electric pole is in a vertical state, then driving opening and closing cylinder action, so that bar is removed from swinging cylinder end, electric pole is gradually at this time
It is skidded off from swinging cylinder.Finally, locking bolt is unloaded, so that two arc-shaped plates of composition swinging cylinder open, so that electric pole
It is detached from from swinging cylinder.
Anchor ear installation assembly 7 is arranged on the inner wall in compartment, and as shown in FIG. 15 to 18, anchor ear installation assembly mainly includes
Support plate 71, the first feed cylinder 72, the second feed cylinder 73, link block 74, mounting blocks 75, anchor ear supporting block 76, bearing 77,
Driven wheel of differential 78, drive bevel gear 79 and nut rotating electric machine 791, support plate is L-shaped structure and support plate is fixed on compartment
Inner wall on, be fixed with the first feed cylinder 72 in the bottom of support plate, be fixed on the piston rod of the first feed cylinder logical
Electric electromagnet 721, to realize the absorption to upper boom 81.The second feed cylinder is respectively arranged on the left side and the right side in the first feed cylinder
73, the second feed cylinder is vertically placed and is fixed on the supporting plate, and link block 74 is equipped on the piston rod of the second feed cylinder,
It is fixed with mounting blocks 75 on link block, as shown in figure 16, is equipped with bearing hole in the left side of mounting blocks, is fixed in bearing hole
Bearing 77 is fixed with nut driving device 781 in the inner ring of bearing, and nut driving device is cylindrical structure, in nut driving device
Bottom be equipped with circular groove 782, cylindrical synchronization blocks 793 are fixed in circular groove, are equipped with regular hexagon in the bottom of synchronization blocks
Nut placing groove 784, synchronization blocks are magnetic part, can be permanent magnet.It is fixed at the top of nut driving device from mantle
Gear 78 is equipped with nut rotating electric machine 791 on the right side of mounting blocks, is equipped with drive bevel gear in the output end of nut rotating electric machine
79, drive bevel gear is engaged with driven wheel of differential.It is equipped with rod aperture 9, on nut driving device and synchronization blocks to hold passing through for screw rod.
Anchor ear supporting block 76 is fixed on the inner wall in compartment, anchor ear supporting block is block structure, is equipped at the top of anchor ear supporting block
Half slot places lower beam 82 in half slot, screw rod 8 is equipped on lower beam, is equipped with and screw rod at the top of anchor ear supporting block
The corresponding nut slot 761 of nut, the nut of screw rod is placed in nut slot.
When need line bar top install anchor ear when, upper boom is mounted on electromagnet first, by lower beam be placed on embrace
It binds round in supporting block, is then sling line bar by lifting assembly, driving sliding block is close to anchor ear installation assembly until the top of line bar
It is placed between upper boom and lower beam, then drives the first feed cylinder piston rod to stretch out so that upper and lower bar contacts and surrounds line bar
Get up, then drives the movement of nut rotating electric machine so that the nut in synchronization blocks rotates, nut screws on screw rod at this time, simultaneously
The second feed cylinder piston rod is driven to stretch out, nut is constantly moved along screw rod at this time, the installation to anchor ear is just completed, on
Bar, lower beam are semicircular arc, and upper boom, lower beam, screw rod and nut constitute anchor ear.