CN209737646U - operating arm device for vertical arch frame trolley - Google Patents
operating arm device for vertical arch frame trolley Download PDFInfo
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- CN209737646U CN209737646U CN201920516871.7U CN201920516871U CN209737646U CN 209737646 U CN209737646 U CN 209737646U CN 201920516871 U CN201920516871 U CN 201920516871U CN 209737646 U CN209737646 U CN 209737646U
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Abstract
the utility model discloses an operating arm device for a vertical arch frame trolley, which comprises a sliding trolley, wherein a main operating arm, a left auxiliary arm and a right auxiliary arm are hinged on the sliding trolley, and the left auxiliary arm and the right auxiliary arm are respectively arranged at two sides of the main operating arm; the tail end of the main operating arm, the tail end of the left operating arm and the tail end of the right operating arm are connected with operating platforms; the operating arm mechanism can slide back and forth on the walking vehicle, thereby in a non-working state, the main operating arm, the left auxiliary arm and the right auxiliary arm are contracted, the whole structure is compact, the trafficability characteristic to a narrow tunnel or a rugged road is strong, the operating arm mechanism can slide back and forth to increase the working space range when working, the main operating arm, the left auxiliary arm and the right auxiliary arm can be controlled, the up and down directions swing in a large range, and meanwhile, the operating range can be further increased by stretching, and the opposite arch frame is more rapid and convenient to operate.
Description
Technical Field
The utility model belongs to the technical field of the construction of the tunnel vertical arch, concretely relates to vertical arch is operation arm device for platform truck.
Background
At present, the mechanization level of tunnel construction in China is integrally low, but with the improvement of the construction standard and safety requirement of tunnel construction and the attention on the mechanization quick construction concept of the tunnel, mandatory requirements are already put forward on mechanical vertical arches, the mechanization vertical arch operation is a trend, and the market demands on the arch truss trolley are urgent; for example, chinese patent publication No. CN206608189U discloses a full hydraulic integrated special trolley for arch centering in tunnel construction, which mainly utilizes a hydraulic control component to automatically walk, reduces the cooperation between a loader and an excavator, replaces partial manual work to complete the process of centering, and can ensure that the arch centering can be tightly adhered to surrounding rocks no matter the arch centering moves up, pushes aside and pushes away during construction, thereby ensuring construction safety, improving construction efficiency, ensuring engineering quality, simultaneously reducing construction cost, reducing air pollution in the tunnel, and having high automation degree, thereby overcoming the defects that the fixed construction rack used at present cannot walk, the arch centering is difficult to be delivered to the rack, the installation is not standard, the automation degree is low, the labor intensity of constructors is high, the construction risk is high, and the like.
chinese patent publication No. CN202832569U discloses a special arch centering trolley for full hydraulic tunnel, which is mainly powered by a hydraulic station and a motor, and controls various manipulators with different functions of various lifting arm machines through various controllers to replace manual work to complete various operations of centering. The utility model discloses collect and found the bow member, handle the lack and dig, beat the stock hole, three kinds of functions, can replace the equipment of superstrong manual work completely.
however, the existing market has few arch erecting equipment, and foreign equipment can only search a small amount of information from literature data; some companies in China successively put forward arch frame trolleys, but the construction effect is not satisfactory, so that the quantity of the arch frame trolleys kept in the market is very small.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an operating arm device for an arch frame trolley so as to meet the market requirement of the existing arch frame trolley; the technical scheme adopted for achieving the purpose is as follows:
an operating arm device for an arch frame trolley comprises a sliding trolley, wherein a main operating arm, a left auxiliary arm and a right auxiliary arm are hinged to the sliding trolley, and the left auxiliary arm and the right auxiliary arm are respectively arranged on two sides of the main operating arm;
the main operating arm is hinged with the sliding trolley in a left-right swinging mode through a main hinge part, a first main hydraulic cylinder for driving the main operating arm to swing left and right is hinged between the main hinge part and the sliding trolley, the tail end of the main operating arm is hinged with the main hinge part in a vertical swinging mode through a main hinge pin, and a second main hydraulic cylinder for driving the main operating arm to swing up and down is hinged between the main hinge part and the main operating arm;
the left operating arm is hinged with the sliding trolley in a left-right swinging mode through a left hinge piece, a first left hydraulic cylinder for driving the left operating arm to swing left and right is hinged between the left hinge piece and the sliding trolley, the tail end of the left operating arm is hinged with the left hinge piece in an up-down swinging mode through a left hinge pin, and a second left hydraulic cylinder for driving the left operating arm to swing up and down is hinged between the left hinge piece and the left operating arm;
The right operating arm is hinged with the sliding trolley in a left-right swinging mode through a right hinge piece, a first right hydraulic cylinder for driving the right operating arm to swing left and right is hinged between the right hinge piece and the sliding trolley, the tail end of the right operating arm is hinged with the right hinge piece in an up-down swinging mode through a right hinge pin, and a second right hydraulic cylinder for driving the right operating arm to swing up and down is hinged between the right hinge piece and the right operating arm;
the tail end of the main operating arm, the tail end of the left operating arm and the tail end of the right operating arm are connected with operating platforms.
Preferably, the main operating arm, the left operating arm and the right operating arm are all multi-stage telescopic arms;
A main support seat is hinged at the tail end of the main operating arm, a main rotary support is rotatably connected to the main support seat, the bottom of an operating platform at the tail end of the main operating arm is fixed on the main rotary support, a third main hydraulic cylinder for driving the main support seat to self-balance is hinged between the tail end of the main operating arm and the bottom of the main support seat, and a first main hydraulic motor for driving the rotary support to rotate is arranged on the main support seat;
a left supporting seat is hinged to the tail end of the left operating arm, a left rotary support is rotatably connected to the left supporting seat, the bottom of an operating platform at the tail end of the left operating arm is fixed to the left rotary support, a third left hydraulic cylinder for driving the left supporting seat to self-balance is hinged between the tail end of the left operating arm and the bottom of the left supporting seat, and a first left hydraulic motor for driving the left rotary support to rotate is arranged on the left supporting seat;
the tail end of the right operating arm is hinged with a right supporting seat, the right supporting seat is rotatably connected with a right rotary support, the bottom of an operating platform at the tail end of the right operating arm is fixed on the right rotary support, a third right hydraulic cylinder used for driving the self balance of the right supporting seat is hinged between the tail end of the right operating arm and the bottom of the right supporting seat, and a first right hydraulic motor used for driving the right rotary support to rotate is arranged on the right supporting seat.
Preferably, operation platform includes the main frame, and sliding connection has the subframe that stretches out to the front end on the main frame, is equipped with the first pneumatic cylinder that is used for driving the subframe and stretches out and draws back in the main frame bottom, all is equipped with the rail on main frame and subframe periphery.
preferably, the rear end part of an operation platform at the tail end of the main operation arm is provided with a main grabbing arm, the bottom of the main grabbing arm is hinged with the corresponding main frame in a front-back swinging mode through a hinged seat, and a second hydraulic cylinder used for driving the main grabbing arm to swing in the front-back mode is hinged between the bottom of the main frame and the hinged seat.
preferably, the rear end parts of the operating platforms at the tail end of the left operating arm and the tail end of the right operating arm are respectively provided with an auxiliary grabbing arm, the bottom of the auxiliary grabbing arm is hinged with the corresponding main frame in a leftward-rightward swinging mode through a hinged seat, a third hydraulic cylinder used for driving the auxiliary grabbing arm to swing leftward and rightward is hinged between the bottom of the main frame and the hinged seat, and the bottom of the auxiliary grabbing arm is hinged with the hinged seat in a forward-backward swinging mode through a first swing hydraulic cylinder.
preferably, the grabbing mechanism is arranged on the top end of the main grabbing arm and the top end of the auxiliary grabbing arm and comprises a second swing hydraulic cylinder, a grabbing seat is fixed on a swing shaft of the second swing hydraulic cylinder, claws are hinged to two sides of two ends of the grabbing seat, double-rod hydraulic cylinders are fixed to the bottoms of the two ends of the grabbing seat, and piston rods at two ends of the double-rod hydraulic cylinders are correspondingly hinged to the claws on two sides.
Preferably, a U-shaped seat for pre-supporting and pre-positioning the counter arch is provided on the gripping seat.
preferably, the main grabbing arm and the auxiliary grabbing arm are multi-stage telescopic grabbing arms, and jacking hydraulic cylinders used for assisting the grabbing arms to stretch are arranged in the main grabbing arm and the auxiliary grabbing arms.
the utility model discloses the beneficial effect who has does: (1) the operation arm mechanism can slide back and forth on the walking vehicle, so that the main operation arm, the left auxiliary arm and the right auxiliary arm are contracted in a non-working state, the whole structure is compact, and the passing performance of a narrow tunnel or a rugged road is strong.
(2) The operating arm mechanism can slide back and forth to increase the working space range when in work, the main operating arm, the left auxiliary arm and the right auxiliary arm can swing left and right, up and down in a large range, and meanwhile, the operating arm mechanism can stretch out and draw back to further increase the working range, and the opposite arch centering operation is more rapid and convenient.
(3) The operation platform at the tail end of the operation arm is in a horizontal position all the time in a self-adaptive mode in the swinging and stretching process of the operation arm, so that the operation worker is guaranteed to stand horizontally.
(4) the operation platform can be stretched and retracted in the front-back direction, so that the space of the operation platform can be increased adaptively when needed.
(5) the main grabbing arm and the auxiliary grabbing arm can freely swing in the left-right direction and the front-back direction and can stretch in the up-down direction, and operation flexibility is further improved.
(6) and the grabbing mechanisms on the tops of the main grabbing arm and the auxiliary grabbing arm adjust the grabbing hand through the control of the second swing hydraulic cylinder and the double-rod hydraulic cylinder, so that the vertical arch is quickly erected.
(7) The utility model discloses overall structure is compact, the trafficability characteristic is strong, the walking is reliable, the upright bow member erects full-hydraulic self-propelled upright bow member platform truck of swift convenient.
Drawings
Fig. 1 is a schematic view of a three-dimensional mechanism of the present invention;
FIG. 2 is a bottom oblique view of FIG. 1;
FIG. 3 is a schematic perspective view of the left operating arm in FIG. 2;
FIG. 4 is a schematic perspective view of the bottom of the operation platform at the end of the main operation arm;
FIG. 5 is a bottom oblique view of FIG. 4;
FIG. 6 is a schematic perspective view of an auxiliary grasping arm;
FIG. 7 is a schematic perspective view of the grasping mechanism;
Fig. 8 is a schematic view of the three-dimensional structure of the present invention assembled on the vertical arch trolley;
FIG. 9 is a schematic perspective view of the walking vehicle of FIG. 8;
FIG. 10 is a bottom view of FIG. 9;
fig. 11 is a schematic view of the working state of the arch erecting trolley.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
as shown in fig. 1 to 3, an operation arm device for an arch centering trolley comprises a sliding trolley 31 connected with a slideway 17 of a frame assembly 14 in a front-back sliding manner, a power hydraulic cylinder of the frame assembly 14 is used for pushing the sliding trolley 31 to move, a main operation arm 33, a left auxiliary arm 37 and a right auxiliary arm 32 are hinged on the sliding trolley 31, and the left auxiliary arm 37 and the right auxiliary arm 32 are respectively arranged at two sides of the main operation arm 33;
The main operating arm 33 is hinged with the sliding trolley 31 in a left-right swinging mode through a main hinge, a first main hydraulic cylinder for driving the main operating arm 33 to swing left and right is hinged between the main hinge and the sliding trolley 31, the tail end of the main operating arm 33 is hinged with the main hinge in an up-down swinging mode through a main hinge pin, and a second main hydraulic cylinder for driving the main operating arm 33 to swing up and down is hinged between the main hinge and the main operating arm 33;
the left operating arm 37 is hinged with the sliding trolley 31 in a left-right swinging mode through a left hinge part 311, a first left hydraulic cylinder 312 for driving the left operating arm 37 to swing left and right is hinged between the left hinge part 311 and the sliding trolley 31, the tail end of the left operating arm 37 is hinged with the left hinge part 311 in an up-down swinging mode through a left pin shaft, and a second left hydraulic cylinder 314 for driving the left operating arm 37 to swing up and down is hinged between the left hinge part 311 and the left operating arm 37;
the right operating arm 32 is hinged with the sliding trolley 31 in a left-right swinging manner through a right hinged piece, a first right hydraulic cylinder for driving the right operating arm 32 to swing left and right is hinged between the right hinged piece and the sliding trolley 31, the tail end of the right operating arm 32 is hinged with the right hinged piece in an up-down swinging manner through a right pin shaft, a second right hydraulic cylinder for driving the right operating arm 32 to swing up and down is hinged between the right hinged piece and the right operating arm 32,
as shown in fig. 2 to 5, the operation platforms 35,36,34 are connected to the end of the main operation arm 33, the end of the left operation arm 37 and the end of the right operation arm 32; the main operating arm 33, the left operating arm 37 and the right operating arm 32 are all multi-stage telescopic arms;
a main support seat 39 is hinged at the tail end of the main operating arm 33, a main rotary support 310 is rotatably connected to the main support seat 39, the bottom of an operating platform 35 at the tail end of the main operating arm 33 is fixed on the main rotary support 310, a third main hydraulic cylinder 38 for driving the main support seat 39 to be self-balanced is hinged between the tail end of the main operating arm 33 and the bottom of the main support seat 39, and a first main hydraulic motor for driving the rotary support 310 to rotate is arranged on the main support seat 39;
A left supporting seat 318 is hinged at the tail end of the left operating arm 37, a left rotary support 319 is rotatably connected to the left supporting seat 318, the bottom of an operating platform 36 at the tail end of the left operating arm 37 is fixed on the left rotary support 319, a third left hydraulic cylinder 317 for driving the left supporting seat 318 to be self-balanced is hinged between the tail end of the left operating arm 37 and the bottom of the left supporting seat 318, and a first left hydraulic motor for driving the left rotary support 319 to rotate is arranged on the left supporting seat 318;
The tail end of the right operating arm 32 is hinged with a right supporting seat, the right supporting seat is rotatably connected with a right rotary support, the bottom of the operating platform 34 at the tail end of the right operating arm 32 is fixed on the right rotary support, a third right hydraulic cylinder used for driving the self balance of the right supporting seat is hinged between the tail end of the right operating arm 32 and the bottom of the right supporting seat, and a first right hydraulic motor used for driving the right rotary support to rotate is arranged on the right supporting seat.
as shown in fig. 3 and 4, the operation platform includes a main frame 323,320, a sub-frame 321,316 extending forward is slidably connected to the main frame 323,320, a first hydraulic cylinder 322,315 is disposed at the bottom of the main frame 323,320 for driving the sub-frame 321,316 to extend and retract, and rails 35 and 36 are disposed on the peripheries of the main frame 323,320 and the sub-frame 321,316.
As shown in fig. 3 to 6, a main arm 326 is provided at the rear end of the operation platform 35 at the end of the main operation arm 33, the bottom of the main arm 326 is hinged to the corresponding main frame 323 by a hinge base 325 in a back-and-forth swinging manner, and a second hydraulic cylinder 324 for swinging the main arm 326 in the back-and-forth direction is hinged between the bottom of the main frame 323 and the hinge base 325.
The rear end parts of the operating platforms at the tail ends of the left operating arm 37 and the right operating arm 32 are respectively provided with an auxiliary grabbing arm 331, the bottom of the auxiliary grabbing arm 331 is hinged with the corresponding main frame in a left-right swinging mode through a hinged seat 329, a third hydraulic cylinder 328 for driving the auxiliary grabbing arm 331 to swing left and right is hinged between the bottom of the main frame and the hinged seat 329, and the bottom of the auxiliary grabbing arm 331 is hinged with the hinged seat 329 in a front-back swinging mode through a first swinging hydraulic cylinder 330.
As shown in fig. 7, the top end of the main grabbing arm 326 and the top end of the auxiliary grabbing arm 331 are both provided with grabbing mechanisms 327, each grabbing mechanism 327 includes a second swing hydraulic cylinder 338, a grabbing base 334 is fixed on a swing shaft of the second swing hydraulic cylinder 338, two sides of two ends of the grabbing base 334 are both hinged with a claw 336, two bottom ends of the grabbing base 334 are both fixed with a double-rod hydraulic cylinder 337, piston rods of two ends of the double-rod hydraulic cylinder 337 are correspondingly hinged on the claws 336 of two sides, and the grabbing base 334 is provided with a U-shaped base 335 for pre-supporting and pre-positioning the opposite arch frame 4.
Climbing ladders 332 for climbing are arranged on the top end of the main grabbing arm 326 and the outer side wall of the auxiliary grabbing arm 331, the top end of the main grabbing arm 326 and the auxiliary grabbing arm 331 are both multi-stage telescopic grabbing arms, and jacking hydraulic cylinders for stretching the top end of the main grabbing arm 326 and the auxiliary grabbing arm 331 are arranged in the top end of the main grabbing arm 326 and the auxiliary grabbing arm 331.
As shown in fig. 8 to 10, an arch frame trolley with the operating arm mechanism 3 of the present invention comprises a walking vehicle 1, wherein the walking vehicle 1 comprises a cab 11, an electric hydraulic control system 16 and a frame assembly 14, four corners of the frame assembly 14 are respectively provided with a hydraulic telescopic supporting leg 12, a front axle transmission mechanism 18 for driving a front two wheels 13 and a rear axle transmission mechanism 111 for driving a rear two wheels 15 are arranged on a chassis of the frame assembly 14, the front axle transmission mechanism 18 is provided with a front reduction gearbox and a front power motor 19, and the rear axle transmission mechanism 111 is provided with a rear reduction gearbox and a rear power motor 110; the frame assembly 14 is provided with a slide way 17 arranged along the front-back direction, the slide way 17 is connected with the operating arm mechanism 3 in a sliding way, and the frame assembly 14 is provided with a power hydraulic cylinder used for pushing the operating arm mechanism 3 to move back and forth.
as shown in fig. 11, the utility model discloses when using, in will founding the bow member platform truck and driving into the tunnel, prop up the carriage 1 through four hydraulic telescopic support legs 12, control power hydraulic cylinder through electric hydraulic control system 16 in order to promote the whole backward movement of operation arm mechanism 3, then according to the operating mode to main operation arm 33, left sub-arm 37 and right sub-arm 32 the horizontal hunting, luffing and the telescoping state adjust in real time, main operation arm 33, left sub-arm 37 and right sub-arm 32 respective corresponding third main hydraulic cylinder 38, third right hydraulic cylinder 317 and third left hydraulic cylinder 317 of terminal portion have guaranteed separately that operation platform 35,34,36 are in the horizontal position all the time; then, the rotation of the working platforms 35,34,36 in the horizontal plane is adjusted to find the optimum working position, then the swinging amount in the front-back direction and the up-down direction of the main gripper arm 326 and the swinging amount in the front-back direction, the swinging amount in the left-right direction and the up-down direction of the auxiliary gripper arm 331 are adjusted to make the respective gripper mechanisms 327 correspondingly positioned at different positions of the vertical arch frame 4, and finally the gripper 336 is adjusted by the control of the second swing hydraulic cylinder 338 and the double-rod hydraulic cylinder 337 to support the vertical arch frame 4 in the tunnel for the next construction.
The utility model 1 adopts the wheel type engineering chassis, and the diesel engine is used as a power source, so the utility model is flexible; four wheels are driven four times, the power is strong, and the requirements of various road conditions are met; the double steering bridge can realize the walking of 3 modes of single-axle independent steering, all-wheel steering and crab walking, and meets the turning walking in narrow space.
2. The diesel-electric dual-power system adopts a diesel power system for walking, so that the mobility is high and the power is strong; the motor system is adopted in construction operation, zero emission of operation is realized, no pollution is caused, noise is low, construction cost is low, and high standard requirements of energy conservation and environmental protection in the future are met;
3. the application range is wide, the arch center installation during the single-double line full-section and step method excavation construction of the high-speed railway is met, and partial highway tunnels can be met;
4. The functionality is strong, and the welding operation of the lacing wire between the arch frames and the net piece is assisted and rapidly completed manually; the device can replace a rack to carry out a series of operations such as drilling a leading guide pipe hole, installing a leading guide pipe, drilling an arch frame locking anchor rod hole, drilling a blast hole, charging in the blast hole, treating undermining and the like;
5. the tire adopts the solid wide tire with holes, is puncture-proof, has better elasticity and can not burst, thereby solving the worries of construction in construction sites;
6. The walking transmission adopts a full hydraulic drive closed system, the double axles are independently driven, the hydraulic differential of the front axle and the rear axle can be realized, the self-locking performance is strong, and the walking brake is reliable.
the present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. An operating arm device for an arch frame trolley is characterized by comprising a sliding trolley, wherein a main operating arm, a left auxiliary arm and a right auxiliary arm are hinged to the sliding trolley, and the left auxiliary arm and the right auxiliary arm are respectively arranged on two sides of the main operating arm;
The main operating arm is hinged with the sliding trolley in a left-right swinging mode through a main hinge part, a first main hydraulic cylinder for driving the main operating arm to swing left and right is hinged between the main hinge part and the sliding trolley, the tail end of the main operating arm is hinged with the main hinge part in a vertical swinging mode through a main hinge pin, and a second main hydraulic cylinder for driving the main operating arm to swing up and down is hinged between the main hinge part and the main operating arm;
The left operating arm is hinged with the sliding trolley in a left-right swinging mode through a left hinge piece, a first left hydraulic cylinder for driving the left operating arm to swing left and right is hinged between the left hinge piece and the sliding trolley, the tail end of the left operating arm is hinged with the left hinge piece in an up-down swinging mode through a left hinge pin, and a second left hydraulic cylinder for driving the left operating arm to swing up and down is hinged between the left hinge piece and the left operating arm;
The right operating arm is hinged with the sliding trolley in a left-right swinging mode through a right hinge piece, a first right hydraulic cylinder for driving the right operating arm to swing left and right is hinged between the right hinge piece and the sliding trolley, the tail end of the right operating arm is hinged with the right hinge piece in an up-down swinging mode through a right hinge pin, and a second right hydraulic cylinder for driving the right operating arm to swing up and down is hinged between the right hinge piece and the right operating arm;
The tail end of the main operating arm, the tail end of the left operating arm and the tail end of the right operating arm are connected with operating platforms.
2. an operating arm device for a vertical arch-type trolley according to claim 1, wherein the main operating arm, the left operating arm and the right operating arm are all multi-stage telescopic arms;
a main support seat is hinged at the tail end of the main operating arm, a main rotary support is rotatably connected to the main support seat, the bottom of an operating platform at the tail end of the main operating arm is fixed on the main rotary support, a third main hydraulic cylinder for driving the main support seat to self-balance is hinged between the tail end of the main operating arm and the bottom of the main support seat, and a first main hydraulic motor for driving the rotary support to rotate is arranged on the main support seat;
A left supporting seat is hinged to the tail end of the left operating arm, a left rotary support is rotatably connected to the left supporting seat, the bottom of an operating platform at the tail end of the left operating arm is fixed to the left rotary support, a third left hydraulic cylinder for driving the left supporting seat to self-balance is hinged between the tail end of the left operating arm and the bottom of the left supporting seat, and a first left hydraulic motor for driving the left rotary support to rotate is arranged on the left supporting seat;
The tail end of the right operating arm is hinged with a right supporting seat, the right supporting seat is rotatably connected with a right rotary support, the bottom of an operating platform at the tail end of the right operating arm is fixed on the right rotary support, a third right hydraulic cylinder used for driving the self balance of the right supporting seat is hinged between the tail end of the right operating arm and the bottom of the right supporting seat, and a first right hydraulic motor used for driving the right rotary support to rotate is arranged on the right supporting seat.
3. An operating arm device for a vertical arch form trolley according to claim 2, wherein the operating platform comprises a main frame, a sub-frame extending towards the front end is connected on the main frame in a sliding way, a first hydraulic cylinder for driving the sub-frame to extend and retract is arranged at the bottom of the main frame, and fences are arranged on the peripheries of the main frame and the sub-frame.
4. An operating arm device for an arch erecting trolley according to claim 3, wherein a main grabbing arm is provided at the rear end of the operating platform at the end of the main operating arm, the bottom of the main grabbing arm is hinged to the corresponding main frame by a hinge base in a back-and-forth swinging manner, and a second hydraulic cylinder for driving the main grabbing arm to swing back-and-forth is hinged between the bottom of the main frame and the hinge base.
5. an operating arm device for a vertical arch center trolley according to claim 4, wherein auxiliary grabbing arms are arranged at the rear end parts of the operating platforms at the tail ends of the left operating arm and the right operating arm, the bottoms of the auxiliary grabbing arms are hinged with the corresponding main frame in a left-right swinging mode through hinge seats, third hydraulic cylinders for enabling the auxiliary grabbing arms to swing left and right are hinged between the bottoms of the main frames and the hinge seats, and the bottoms of the auxiliary grabbing arms are hinged with the hinge seats in a front-back swinging mode through first swinging hydraulic cylinders.
6. The handling arm device for the vertical arch springing trolley as claimed in claim 5, wherein the gripping mechanism is provided on the top of the main gripping arm and the top of the auxiliary gripping arm, the gripping mechanism comprises a second swing hydraulic cylinder, a gripping seat is fixed on a swing shaft of the second swing hydraulic cylinder, the gripping seat is hinged with a claw on both sides of the gripping seat, a double-rod hydraulic cylinder is fixed on the bottom of both ends of the gripping seat, and piston rods on both ends of the double-rod hydraulic cylinder are correspondingly hinged on the claw on both sides.
7. An arm arrangement according to claim 6, characterised in that on the gripping seats there are provided U-shaped seats for pre-supporting and pre-positioning the counter-arch.
8. The handling arm device for the arch erecting trolley according to claim 7, wherein the main gripper arm and the auxiliary gripper arm are both multi-stage telescopic gripper arms, and a jacking hydraulic cylinder for the telescopic movement of the auxiliary gripper arm is provided in each of the main gripper arm and the auxiliary gripper arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920516871.7U CN209737646U (en) | 2019-04-17 | 2019-04-17 | operating arm device for vertical arch frame trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920516871.7U CN209737646U (en) | 2019-04-17 | 2019-04-17 | operating arm device for vertical arch frame trolley |
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| Publication Number | Publication Date |
|---|---|
| CN209737646U true CN209737646U (en) | 2019-12-06 |
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| CN201920516871.7U Active CN209737646U (en) | 2019-04-17 | 2019-04-17 | operating arm device for vertical arch frame trolley |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915181A (en) * | 2019-04-17 | 2019-06-21 | 河南省耿力工程设备有限公司 | A kind of all-hydraulic motion arm mechanism of vertical arch trolley |
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2019
- 2019-04-17 CN CN201920516871.7U patent/CN209737646U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915181A (en) * | 2019-04-17 | 2019-06-21 | 河南省耿力工程设备有限公司 | A kind of all-hydraulic motion arm mechanism of vertical arch trolley |
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