CN210176401U - Arch frame mounting arm - Google Patents
Arch frame mounting arm Download PDFInfo
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- CN210176401U CN210176401U CN201920125088.8U CN201920125088U CN210176401U CN 210176401 U CN210176401 U CN 210176401U CN 201920125088 U CN201920125088 U CN 201920125088U CN 210176401 U CN210176401 U CN 210176401U
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Abstract
An arch center mounting arm comprises a telescopic arm support; the rear end of the telescopic arm support is hinged to the rotary base; the rotary base is arranged on the rotary device, and the rotary device drives the rotary base to rotate; an arm support pitching mechanism is arranged between the telescopic arm support and the rotary base, and the arm support pitching mechanism adjusts the pitching angle of the telescopic arm support; the front end of the telescopic arm frame is hinged with an operation basket mounting arm; the operation basket mounting arm is provided with an operation basket and an angle adjusting telescopic arm, and the angle adjusting telescopic arm is provided with a gripper mechanism for gripping the steel arch frame; a leveling mechanism is arranged between the operation basket mounting arm and the telescopic arm frame, and the leveling mechanism adjusts the operation basket mounting arm to keep horizontal. The arch center mounting arm can automatically mount the arch center in the tunnel, move the arch center to the specified position in the tunnel, and conveniently adjust the height, angle, direction and the like of the arch center.
Description
Technical Field
The utility model relates to a tunnel construction field refers in particular to an arch frame installation arm.
Background
In recent years, the underground engineering industry in China has been rapidly developed, and the mechanization industry has gradually been widely popularized and applied in the engineering technology, especially in the field of underground tunnel construction.
At present, in the tunnel construction process, a steel arch needs to be erected on an excavated rock face, the traditional steel arch is heavy, and the arch installation mainly depends on manual construction; the existing steel arch is divided into multiple sections, in the erection process, the multiple sections of steel arches need to be lifted to the top of a tunnel through lifting equipment, then the multiple sections of steel arches are manually butted together, and then operations such as fixed connection and the like are carried out.
In the process of erecting the arch, the butt joint direction, the butt joint angle or the butt joint height of the arch are not matched, so that the two sections of arches are difficult to butt joint, the butt joint angle, the butt joint direction and the butt joint height of the arch are inconvenient to adjust in a tunnel by the conventional equipment, and the butt joint angle, the butt joint direction and the butt joint height of the two sections of arches are adjusted only manually; therefore, a large amount of manpower is needed, the labor intensity is high, the operation efficiency is low, and potential safety hazards exist.
Disclosure of Invention
The utility model aims to provide a: to the problem that above-mentioned exists, provide an bow member installation arm, this bow member installation arm can be convenient drive the bow member and remove the rotation in the tunnel, the bow member of being convenient for erects in the tunnel. The erection efficiency of the arch center is improved and the manpower is saved.
The utility model adopts the technical scheme as follows:
an arch center mounting arm comprises a telescopic arm support, wherein the rear end of the telescopic arm support is hinged to a rotary base, an arm support pitching mechanism is arranged between the telescopic arm support and the rotary base, and the arm support pitching mechanism adjusts the pitching angle of the telescopic arm support relative to the rotary base; the front end of the telescopic arm frame is hinged with an operation basket mounting arm, an operation basket and an angle adjusting telescopic arm are arranged on the operation basket mounting arm, and a gripper mechanism for gripping the steel arch frame is arranged on the angle adjusting telescopic arm; and a leveling mechanism is arranged between the operation basket mounting arm and the telescopic arm frame and is used for adjusting the operation basket on the operation basket mounting arm to be kept horizontal.
Because above-mentioned structure, the steel bow member is snatched on angle modulation telescopic boom, and the motion of telescopic boom frame can be quick removes the assigned position with the steel bow member, and the position of steel bow member can finely tune by angle modulation telescopic boom simultaneously, and the bow member of being convenient for is quick, convenient to be installed at the assigned position, and constructor stands on the operation basket, and the construction that can be convenient for the bow member is erect. In the prior art, an arm support for grabbing a steel arch is separated from an arm support for arranging an operation basket, and a constructor needs to move the operation basket to be close to the steel arch through the arm support when observing whether the steel arch reaches an installation station; because the tunnel space is narrow, and someone is on the operation basket, the cantilever crane moving speed is slow, and troublesome poeration has seriously influenced efficiency of construction. The utility model discloses in, the flexible arm of angle modulation of operation basket and snatching the steel bow member all is located same department, then the flexible arm of angle modulation and the same motion of operation basket, make things convenient for the constructor to observe whether tongs mechanism on the flexible arm of angle modulation grabs the bow member and targets in place, observes whether the bow member moves the assigned position. The situation that whether the steel arch is in place or not is observed when the operation basket is moved to the steel arch after the steel arch is moved to a certain position through the arm support in the prior art is avoided, the operation steps are simplified, and the construction efficiency is improved.
Further, the operation basket mounting arm comprises an operation basket supporting arm and a telescopic arm frame connecting arm; one end of the telescopic arm support connecting arm is hinged with the front end of the telescopic arm support, the other end of the telescopic arm support connecting arm is fixedly connected with one end of the operation basket supporting arm, and an included angle is formed between the telescopic arm support connecting arm and the operation basket supporting arm; the leveling mechanism adjusts the operating basket support arm to remain level.
Further, the arm support pitching mechanism is an arm support pitching oil cylinder, one end of the arm support pitching oil cylinder is hinged to the rotary base, and the other end of the arm support pitching oil cylinder is hinged to the telescopic arm support; the leveling mechanism is a leveling oil cylinder, one end of the leveling oil cylinder is hinged to the telescopic arm frame, and the other end of the leveling oil cylinder is hinged to the connecting arm of the telescopic arm frame.
Further, a follow-up oil cylinder is arranged between the telescopic arm support and the rotary base, one end of the follow-up oil cylinder is hinged to the rotary base, the other end of the follow-up oil cylinder is hinged to the telescopic arm support, and the follow-up oil cylinder stretches and retracts along with the pitching state of the telescopic arm support; the servo oil cylinder and the leveling oil cylinder are connected in series to form an operation basket hydraulic leveling system.
Furthermore, be provided with rotary mechanism on the operation basket support arm, the last base that is provided with of rotary mechanism, install operation basket and the flexible arm of angle modulation on the base.
Due to the structure, the rotating mechanism drives the operation basket and the steel arch frame to grab the mechanical arm to rotate, and the installation position and construction of the arch frame can be conveniently adjusted according to needs.
Furthermore, the angle adjusting telescopic arm comprises a connecting rod mechanism, a hinged seat, a telescopic section and a gripper mounting part; one end of the telescopic section is hinged with the hinge seat, the other end of the telescopic section is hinged with the gripper mounting part, and the hinge seat is arranged on the base through a connecting rod mechanism; the connecting rod mechanism drives the hinge base to turn relative to the base; the gripper mounting part is provided with a gripper mechanism; a telescopic section lateral deviation mechanism is arranged between the telescopic section and the hinge seat, and the telescopic section lateral deviation mechanism adjusts the lateral deviation angle of the telescopic section relative to the hinge seat; an angle adjusting mechanism is arranged between the telescopic section and the hand grip mounting part and used for adjusting the deflection angle of the hand grip mounting part relative to the telescopic section.
Due to the structure, the working positions of the adjustable gripper mechanisms can be diversified through the mutual matching of the telescopic pitch mechanisms and the angle adjusting mechanisms, the telescopic sections can stretch out and draw back, the length of the whole angle adjusting telescopic arm can be adjusted conveniently as required, and the erection of the steel arch frame in the tunnel is facilitated.
Furthermore, the telescopic section comprises a fixed sleeve and a movable sleeve, and the movable sleeve is sleeved on the fixed sleeve in a sliding manner; the upper end of the movable sleeve is hinged with a gripper installation part, and the lower end of the fixed sleeve is hinged with a hinge seat; a telescopic mechanism is arranged in the telescopic section and drives the movable sleeve to slide along the fixed sleeve.
Further, the telescopic section lateral deviation mechanism is a lateral deviation oil cylinder, one end of the lateral deviation oil cylinder is hinged with the hinge base, and the other end of the lateral deviation oil cylinder is hinged with the fixed sleeve;
the angle adjusting mechanism is an angle adjusting oil cylinder, one end of the angle adjusting oil cylinder is hinged with the movable sleeve, and the other end of the angle adjusting oil cylinder is hinged with the gripper mounting part;
the telescopic mechanism is a telescopic oil cylinder; one end of the telescopic oil cylinder is hinged with the fixed sleeve, and the other end of the telescopic oil cylinder is hinged with the movable sleeve.
Further, the connecting rod mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod; the first connecting rod is fixedly connected with the hinge base, one end of the first connecting rod is hinged with the base, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with one end of the third connecting rod, and the other end of the third connecting rod is hinged on the base; a driving oil cylinder is further arranged between the base and the third connecting rod, wherein the cylinder body of the driving oil cylinder is hinged to the base, and the piston rod of the driving oil cylinder is hinged to the third connecting rod; the driving oil cylinder drives the connecting rod mechanism to turn around the base.
Due to the structure, the angle adjusting telescopic arm is overturned relative to the base through the connecting rod mechanism, the degree of freedom of the angle adjusting telescopic arm is further improved, and the steel arch frame can be erected in the tunnel better.
Further, the gripper mechanism comprises a supporting platform, the supporting platform is hinged to the gripper mounting part, and a supporting platform pitching oil cylinder is arranged between the supporting platform and the gripper mounting part; the supporting platform pitching oil cylinder adjusts the pitching angle of the supporting platform relative to the gripper mounting part; one end of the supporting platform side pitching oil cylinder is hinged to the gripper mounting part, and the other end of the supporting platform side pitching oil cylinder is hinged to the bottom of the supporting platform; a claw mechanism is arranged on the supporting platform; the clamping jaw mechanism comprises clamping jaws positioned on two sides of the supporting platform, and a clamping jaw connecting rod and a clamping oil cylinder which are positioned at the bottom of the supporting platform; the claw connecting rod is fixedly arranged at the bottom of the supporting platform, and two ends of the claw connecting rod are respectively hinged with claws at two sides of the supporting platform; and two ends of the clamping oil cylinder are respectively hinged with the clamping jaws at two ends of the clamping jaw connecting rod and drive the two clamping jaws to open and close.
Because the existing steel arch is arc-shaped and long in length, and only one gripper mechanism is arranged on the existing mechanical arm, if the existing gripper mechanism is used for gripping the steel arch, the steel arch is easy to swing left and right by taking the gripper as a pivot. In order to avoid swinging of the steel arch around the gripper mechanisms, a plurality of gripper mechanisms are required to grip the steel arch, and additional mechanical arms are correspondingly required; and the utility model discloses in, tongs mechanism is owing to there is supporting platform's existence, and supporting platform's both ends can support on two points of arc steel bow member, because still be provided with jack catch mechanism on the supporting platform, the jack catch can snatch a point of steel bow member at least, consequently the utility model discloses a tongs mechanism passes through supporting platform and jack catch mechanism's cooperation, can support at least or snatch three points of arc steel bow member, then can effectually avoid the steel bow member to appear swinging in snatching the in-process, guarantees that arc steel bow member keeps balanced in the installation transportation. And additional mechanical arms are avoided.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses an arch center installation arm can be convenient, quick, nimble remove the arch center in the tunnel, and the constructor of being convenient for erects the arch center in the tunnel. The operation basket and the angle adjustment telescopic arm are integrated on the same arm support, so that a constructor can conveniently and directly observe whether the arch centering is moved to the installation position, the separation of a mechanical arm for grabbing the arch centering and the operation basket in the prior art is avoided, and the operation basket is moved to observe whether the arch centering is in place after the arch centering is moved in place. And simultaneously, because supporting platform's existence, the utility model discloses a change the support of hand mechanism can a plurality of positions or snatch the arc bow member, guarantee the safety of bow member in transportation installation engineering.
Drawings
Fig. 1 and 2 are views of the telescopic boom in a contracted and extended state;
FIGS. 3 and 4 are perspective views of the angle adjusting telescopic arm;
FIG. 5 is a plan view of the angle adjustment telescopic arm;
FIG. 6 is an internal structural view of the angle adjusting telescopic arm and the base;
FIG. 7 is a view showing a connection structure of the angle adjusting telescopic arm and the base;
FIG. 8 is a block diagram of the operator basket;
FIG. 9 is a schematic structural diagram of a hydraulic system during leveling debugging of the operation basket;
FIG. 10 is a schematic diagram of the hydraulic system in operation of the operator basket;
FIGS. 11 and 12 are structural views of the fuel tank;
FIG. 13 is a structural view of the gripper mechanism;
fig. 14 is a rear view of the gripper mechanism;
fig. 15 is a structural view of the chuck and the cassette.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An arch center mounting arm comprises a telescopic arm support 3, wherein the rear end of the telescopic arm support 3 is hinged to a rotary base 2, an arm support pitching mechanism 11 is arranged between the telescopic arm support 3 and the rotary base 2, and the arm support pitching mechanism 11 adjusts the pitching angle of the telescopic arm support 3 relative to the rotary base 2; the front end of the telescopic arm support 3 is hinged with an operation basket mounting arm 9, an operation basket 4 and an angle adjusting telescopic arm 6 are arranged on the operation basket mounting arm 9, and a gripper mechanism 5 for gripping a steel arch is arranged on the angle adjusting telescopic arm 6; a leveling mechanism 10 is arranged between the operation basket mounting arm 9 and the telescopic arm support 3, and the leveling mechanism 10 is used for adjusting the operation basket 4 on the operation basket mounting arm 9 to be kept horizontal.
The rotary base 2 is arranged on the rotary device 1, and the rotary device 1 drives the rotary base 2 to rotate so as to drive the telescopic arm support 3 on the rotary base 2 to rotate. The rotating device 1 comprises a rotating motor, and the rotating motor is in transmission with the rotating base 2 through a gear to drive the rotating base 2 to rotate. The telescopic boom 3 may be a first-stage telescopic boom 3 or a multi-stage telescopic boom 3, and in this embodiment, the telescopic boom 3 is a third-stage telescopic boom 3.
The arm support pitching mechanism 11 is an arm support pitching oil cylinder, one end of the arm support pitching oil cylinder is hinged to the rotary base 2, and the other end of the arm support pitching oil cylinder is hinged to the telescopic arm support 3; as shown in fig. 1, a cylinder body of the boom pitching cylinder is hinged to the telescopic boom 3, a piston rod is hinged to the rotary base 2, and the boom pitching cylinder drives the telescopic boom 3 to pitch relative to the rotary base 2 through the extension and retraction of the piston rod.
The operation basket mounting arm 9 comprises an operation basket supporting arm 91 and a telescopic arm support connecting arm 92; one end of the telescopic arm support connecting arm 92 is hinged with the front end of the telescopic arm support 3, the other end of the telescopic arm support connecting arm 92 is fixedly connected with one end of the operation basket supporting arm 91, and an included angle is formed between the telescopic arm support connecting arm 92 and the operation basket supporting arm 91; the leveling mechanism 10 adjusts the operating basket support arm 91 to be kept horizontal. As shown in fig. 1, the included angle between the operating basket supporting arm 91 and the telescopic boom connecting arm 92 is 90 °; the leveling mechanism 10 is a leveling cylinder, one end of the leveling cylinder is hinged on the telescopic arm support 3, and the other end of the leveling cylinder is hinged on the telescopic arm support connecting arm 92. As shown in fig. 1, the cylinder body of the leveling cylinder is hinged to the connecting arm 92 of the telescopic arm support, the piston rod is hinged to the telescopic arm support 3, and the leveling cylinder makes the operation on the supporting arm 91 of the operation basket difficult to keep horizontal through the extension and retraction of the piston rod, so as to ensure the operation safety of constructors. Because the operation basket supporting arm 91 and the telescopic arm support connecting arm 92 form an included angle, the operation basket supporting arm 91 can be ensured to be kept horizontal by enabling the telescopic arm support 3 and the telescopic arm support connecting arm to move at a smaller angle, the extension amount of a piston rod of the leveling cylinder is reduced, the service life of the leveling cylinder is ensured, meanwhile, the movement time of the piston rod is reduced, and the leveling efficiency is improved.
Further, a follow-up oil cylinder 12 is arranged between the telescopic arm support 3 and the rotary base 2, one end of the follow-up oil cylinder 12 is hinged to the rotary base 2, the other end of the follow-up oil cylinder is hinged to the telescopic arm support 3, and the follow-up oil cylinder extends and retracts along with the pitching state of the telescopic arm support 3; the servo oil cylinder 12 and the leveling oil cylinder are mutually connected in series to form a hydraulic leveling system of the operation basket 4.
The leveling oil cylinder and the follow-up oil cylinder 12 are filled with hydraulic oil through a hydraulic oil filling and recovering system; meanwhile, the hydraulic oil filling and recovering system also recovers the hydraulic oil in the leveling oil cylinder and the follow-up oil cylinder 12.
The rod cavities of the leveling oil cylinder and the follow-up oil cylinder 12 are communicated through a rod cavity pipeline 101, and the rodless cavities are communicated through a rodless cavity pipeline 107; the hydraulic oil filling and recovering system comprises a reversing valve 13, wherein the reversing valve 13 is connected with a rodless cavity pipeline 107 through a rodless cavity filling pipe 105, and the reversing valve 13 is connected with a rod cavity pipeline 101 through a rod cavity filling pipe 102; the reversing valve 13 is also connected to the oil tank 16 through an oil supply pipeline 103 and an oil return pipeline 104, and an oil supply pump 15 is connected to the oil supply pipeline 103 in series.
The filling pipe 102 with the rod cavity is connected with the pipeline 101 with the rod cavity through a quick-opening joint 106; the rodless cavity fill tube 105 is connected to a rodless cavity line 107 by a quick-opening joint 106.
The oil supply pipeline 103 is also connected with a one-way valve 14 in series; the reversing valve 13 is an electromagnetic reversing valve 13.
The cylinder diameter, rod diameter and stroke of the follow-up oil cylinder 12 and the leveling oil cylinder are the same.
A partition 163 is arranged in the oil tank 16, the partition 163 divides the oil tank into an oil return tank 161 and an oil supply tank 162, a through hole is formed in the partition 163, and the oil return tank 161 is communicated with the oil supply tank 162 through the through hole; the oil return tank 161 is provided with an oil return port, and the oil return pipeline is connected to the oil return port; the oil supply tank 162 is provided with an oil supply port, and the oil supply pipeline is connected to the oil supply port.
An oil return filter 169 is arranged at the oil return port, and the oil return pipeline is connected to the oil return filter 169; the oil supply port is provided with an oil supply filter 164, and the oil supply pipeline is connected to the oil supply filter 164; magnets 168 are arranged in the oil return tank 161 and the oil supply tank 162; a liquid level observation meter 166 and an air filter 165 are also arranged on the outer wall of the oil tank; an oil discharge port 167 is formed at the bottom of the oil tank; cleaning openings are formed in the walls of the oil return tank 161 and the oil supply tank 162, and cleaning covers 170 are arranged on the cleaning openings; the outer wall of the oil tank is also provided with a hanging lug 171.
As shown in fig. 5 and 6, the return filter 169 is located outside the tank, near the lower left corner of the return tank; the oil supply filter 164 is positioned outside the oil tank, is arranged at the top of the oil supply tank, and is provided with an air filter 165 beside the oil supply filter; the liquid level gauge 166 is provided outside the oil tank at the oil supply tank; magnets 168 are provided at the bottom of the oil return tank and the oil supply tank.
The utility model discloses a 4 hydraulic leveling systems of operation basket's theory of operation as follows:
1. leveling and debugging an operation basket:
as shown in fig. 9, by switching the change-over valve 13, the hydraulic oil in the oil tank 16 is pumped into the rodless cavities of the leveling cylinder and the slave cylinder 12 through the oil supply line 103, the change-over valve 13 and the rodless cavity filling pipe 105 by the pumping action of the oil supply pump 15; by switching the reversing valve 13, the hydraulic oil in the oil tank 16 is pumped into the rod cavities of the leveling oil cylinder and the servo oil cylinder 12 through the oil supply pipeline 103, the reversing valve 13 and the rod cavity filling pipe 102 under the pumping action of the oil supply pump 15.
When the leveling cylinder and the follower cylinder 12 are filled with hydraulic oil, the operation basket 4 is now leveled and debugged.
Whether the operation basket 4 is kept horizontal or not is adjusted through the leveling oil cylinder, the follow-up oil cylinder 12 moves along with the telescopic arm support 3, the load is large, and a piston rod of the follow-up oil cylinder 12 does not act in the leveling debugging process of the operation basket 4, so that the leveling is performed by adjusting the position of the piston rod of the leveling oil cylinder in the leveling debugging process of the operation basket 4.
When the piston rod of the leveling cylinder extends out for a long time, the piston rod of the leveling cylinder is required to move to the rodless cavity, the operation basket 4 can be kept horizontal, at the moment, hydraulic oil in the oil tank 16 passes through the reversing valve 13 and the filler pipe 102 with the rod cavity by switching the reversing valve 13, the hydraulic oil is filled into the rod cavity of the leveling cylinder, the piston rod of the leveling cylinder moves to the rodless cavity, and the hydraulic oil in the rodless cavity returns to the oil tank 16 through the filler pipe 105 without the rod cavity, the reversing valve 13 and the oil return pipe 104; in the process, because the follow-up oil cylinder 12 moves along with the telescopic arm support 3, the load is large, and a piston rod of the follow-up oil cylinder 12 does not act in the leveling debugging process of the operation basket 4, when oil is supplied through the filling pipe 102 with the rod cavity, all hydraulic oil enters the leveling oil cylinder and does not enter the rod cavity of the follow-up oil cylinder 12, and when oil is discharged from the rod-free cavity of the leveling oil cylinder, the oil in the rod-free cavity of the follow-up oil cylinder 12 is not discharged outside.
Similarly, when the piston rod of the leveling cylinder extends out relatively short, the piston rod of the leveling cylinder is required to move to the rod cavity, the operation basket 4 can be kept horizontal, at the moment, hydraulic oil in the oil tank 16 passes through the reversing valve 13 and the rodless cavity filling pipe 105 by switching the reversing valve 13, hydraulic oil is filled into the rodless cavity of the leveling cylinder, the piston rod of the leveling cylinder moves to the rod cavity, and the hydraulic oil in the rod cavity returns to the oil tank 16 through the rod cavity filling pipe 102, the reversing valve 13 and the oil return pipe 104; in the process, because the follow-up oil cylinder 12 moves along with the telescopic arm support 3, the load is large, and a piston rod of the follow-up oil cylinder 12 does not act in the leveling debugging process of the operation basket 4, when oil is supplied through the rodless cavity filling pipe 105, all hydraulic oil enters the leveling oil cylinder and does not enter the rodless cavity of the follow-up oil cylinder 12, and when oil is discharged from the rod cavity of the leveling oil cylinder, the oil in the rod cavity of the follow-up oil cylinder 12 is not discharged outside.
2. Operation basket work leveling:
as shown in fig. 10, after the operation basket 4 is leveled and debugged, the connection between the hydraulic oil filling and recovering system and the leveling cylinder and the servo cylinder 12 is disconnected through the quick-opening joint 106, so that the leveling cylinder and the servo cylinder 12 form a closed passage, and at this time, the piston rod of the leveling cylinder and the piston rod of the servo cylinder 12 are in a dynamic balance state;
the servo oil cylinder 12 moves along with the telescopic arm support 3, when the telescopic arm support 3 descends, a piston rod of the servo oil cylinder 12 moves towards the rodless cavity, at the moment, hydraulic oil in the rodless cavity of the servo oil cylinder 12 flows into the rodless cavity of the leveling oil cylinder, the piston rod of the leveling oil cylinder moves towards the rod cavity, the operation basket 4 is kept horizontal all the time, and hydraulic oil in the rod cavity of the leveling oil cylinder flows into the rod cavity of the servo oil cylinder 12;
the servo oil cylinder 12 moves along with the telescopic arm support 3, when the telescopic arm support 3 ascends, a piston rod of the servo oil cylinder 12 moves towards the rod cavity, at the moment, hydraulic oil in the rod cavity of the servo oil cylinder 12 flows into the rod cavity of the leveling oil cylinder, the piston rod of the leveling oil cylinder moves towards the rodless cavity, the operation basket 4 is kept horizontal all the time, and the hydraulic oil in the rodless cavity of the leveling oil cylinder flows into the rodless cavity of the servo oil cylinder 12; the leveling of the operation basket 4 during operation is realized.
After the arch center mounting arm works for a certain time, the leveling oil cylinder and the follow-up oil cylinder 12 which are communicated with each other may leak oil, and when the leveling oil cylinder and the follow-up oil cylinder 12 leak oil, the hydraulic oil filling recovery system needs to be connected again, and leveling debugging is carried out again according to the process.
The existing leveling hydraulic system of the operation basket 4 is a closed oil circuit system consisting of a leveling oil cylinder, a valve, an oil supply pipe pump and an oil tank 16; when the arch center mounting arm works, the oil is supplied to the leveling oil cylinder through the opening and closing of the valve, and then the action of the leveling oil cylinder is controlled. Namely, the oil cylinder controls the opening and closing of the valve every time the oil cylinder acts.
In the utility model, the hydraulic oil filling and recovering system is firstly communicated with the leveling oil cylinder and the servo oil cylinder 12, the leveling debugging of the working platform is realized under the non-working state, and then the connection between the hydraulic oil filling and recovering system and the leveling oil cylinder and the servo oil cylinder 12 is disconnected during the working; the leveling oil cylinder and the follow-up oil cylinder 12 which are communicated with each other form a dynamic balance, and the motion state of the leveling oil cylinder acts along with the motion state of the follow-up oil cylinder 12, so that the leveling of the operation platform is realized.
When the utility model works, the elements participating in the leveling are only the leveling oil cylinder and the follow-up oil cylinder 12; the elements participating in leveling in the prior art are a whole oil circuit system consisting of a leveling oil cylinder, a valve, an oil supply pipe pump and an oil tank 16.
Therefore the utility model discloses an operation platform leveling hydraulic system is simpler for prior art, and because the component still less, need not increase extra control, its stability and reliability in the course of the work are for prior art operational reliability, operate simplyr.
Further, be provided with rotary mechanism 8 on the operation basket support arm 91, be provided with base 7 on the rotary mechanism 8, install operation basket 4 and angle modulation telescopic boom 6 on the base 7. The rotating mechanism 8 is a rotating oil cylinder.
The rotating mechanism 8 drives the operation basket 4 and the steel arch frame grabbing mechanical arm to rotate, so that the installation position and construction of the arch frame can be adjusted conveniently as required.
The angle adjusting telescopic arm 6 is arranged beside the operation basket 4, and the operation basket 4 comprises a main operation basket 41 and an auxiliary operation basket 42; the auxiliary operation basket 42 is arranged on one side of the main operation basket 41 and is positioned beside the angle adjusting telescopic arm 6; the floor of the auxiliary operating basket 42 is higher than the floor of the main operating basket 41 in the vertical direction.
The manual work face of current operation basket 4 is on a platform, and when the manual work face was too far away from the tunnel top, the inconvenient installation station of observing of constructor on the manual work face, inconvenient butt joint steel bow member, the height of adjusting the manual work face this moment is very troublesome. Because the existing operation basket 4 is lifted by the arm support which is controlled on the trolley, operators on the trolley are inconvenient to observe the distance between a manual operation surface and the top of the tunnel, and the fine adjustment of the operation arm support is troublesome; and the utility model discloses an operation basket 4 is provided with assists operation basket 42, makes the manual work face be located different high planes, therefore constructor can be under construction on different high planes as required, avoids troublesome cantilever crane fine setting manual work face height, has saved the time.
The main operation basket 41 and the auxiliary operation basket 42 respectively comprise a bottom plate and a guardrail 43 arranged on the bottom plate, and the main operation basket 41 and the auxiliary operation basket 42 are communicated with each other; the main operation basket 41 is provided with an electric control cabinet 44 and an operation platform 45, the operation platform, the angle adjusting telescopic arm 6 and the gripper mechanism 5 are electrically connected with the electric control cabinet, and the operation platform 45 is used for controlling the angle adjusting telescopic arm 6 and the gripper mechanism 5 to move; an auxiliary basket-loading ladder is further arranged below the bottom plate of the main operation basket 41.
Further, the angle adjusting telescopic arm 6 comprises a link mechanism, a hinged seat 65, a telescopic section and a gripper mounting part 610; one end of the telescopic section is hinged with a hinged seat 65, the other end of the telescopic section is hinged with a gripper mounting part 610, and the hinged seat 65 is arranged on the base 7 through a connecting rod mechanism; the link mechanism drives the hinge base 65 to turn relative to the base 7; the gripper mounting part 610 is provided with a gripper mechanism 5; a telescopic section lateral deviation mechanism 612 is arranged between the telescopic section and the hinged seat 65, and the telescopic section lateral deviation mechanism 612 adjusts the lateral deviation angle of the telescopic section relative to the hinged seat 65; an angle adjusting mechanism 611 is arranged between the telescopic section and the hand grip mounting part 610, and the angle adjusting mechanism 611 adjusts the deflection angle of the hand grip mounting part 610 relative to the telescopic section.
The telescopic section comprises a fixed sleeve 66 and a movable sleeve 67, and the movable sleeve 67 is sleeved on the fixed sleeve 66 in a sliding manner; the upper end of the movable sleeve 67 is hinged with a gripper mounting part 610, and the lower end of the fixed sleeve 66 is hinged with a hinge seat 65; a telescopic mechanism is arranged in the telescopic section and drives the movable sleeve 67 to slide along the fixed sleeve 66.
Further, the telescopic section lateral deviation mechanism 612 is a lateral deviation oil cylinder, one end of the lateral deviation oil cylinder is hinged with the hinge base 65, and the other end of the lateral deviation oil cylinder is hinged with the outer wall of the fixed sleeve 66; as shown in fig. 3 and 4, the cylinder body of the yaw cylinder is hinged with a hinge seat 65, and the piston rod of the yaw cylinder is hinged with the outer wall of a fixed sleeve 66;
the angle adjusting mechanism 611 is an angle adjusting oil cylinder, one end of the angle adjusting oil cylinder is hinged with the outer wall of the movable sleeve 67, and the other end of the angle adjusting oil cylinder is hinged with the hand grip mounting part 610; as shown in fig. 3, a cylinder body of the angle adjusting cylinder is hinged to the outer wall of the movable sleeve 67, and a piston rod of the angle adjusting cylinder is hinged to the gripper mounting portion 610;
the telescopic mechanism is a telescopic oil cylinder; one end of the telescopic oil cylinder is hinged with the fixed sleeve 66, and the other end of the telescopic oil cylinder is hinged with the movable sleeve 67. As shown in fig. 3 and 4, the cylinder body of the telescopic oil cylinder is hinged with the upper end of the movable sleeve; a piston rod of the telescopic oil cylinder is hinged with the lower end of the fixed sleeve;
the connecting rod mechanism comprises a first connecting rod 64, a second connecting rod 63 and a third connecting rod 62; the first connecting rod 64 is fixedly connected with the hinge base 65, one end of the first connecting rod 64 is hinged with the base 7, the other end of the first connecting rod 64 is hinged with one end of the second connecting rod 63, the other end of the second connecting rod 63 is hinged with one end of the third connecting rod 62, and the other end of the third connecting rod 62 is hinged on the base 7; a driving oil cylinder 61 is further arranged between the base 7 and the third connecting rod 62, wherein the cylinder body of the driving oil cylinder 61 is hinged on the base 7, and the piston rod of the driving oil cylinder 61 is hinged on the third connecting rod 62; the driving oil cylinder 61 drives the link mechanism to turn around the base 7.
As shown in fig. 3-7, the motion plane of the link mechanism driving the hinge base 65 to turn and the motion plane of the expansion section side-deflecting mechanism 612 driving the expansion section side-deflecting mechanism are perpendicular to each other, and the motion plane of the expansion section side-deflecting mechanism 612 driving the expansion section side-deflecting mechanism is perpendicular to the motion plane of the angle adjusting mechanism 611 driving the gripper mounting portion 610 to deflect. And base 7 can rotate under rotary mechanism 8's drive, and flexible section can stretch out and draw back, then angle modulation telescopic boom 6 can move in a plurality of directions, and then adjusts the installation station of steel bow member.
The gripper mounting part 610 is provided with a gripper mechanism 5; the gripper mechanism 5 comprises a supporting platform 55, and a claw mechanism is arranged on the supporting platform 55; as shown in fig. 3, a jaw mechanism is provided on the support platform 55; the jaw mechanism comprises jaws 54 positioned at two sides of a supporting platform 55, jaw connecting rods 53 positioned at the bottom of the supporting platform 55 and a clamping oil cylinder 52; the clamping and grabbing connecting rod is fixedly arranged at the bottom of the supporting platform 55, and two ends of the clamping and grabbing connecting rod are respectively hinged with the clamping jaws 54 on two sides of the supporting platform 55; the two ends of the clamping cylinder 52 are respectively hinged with the claws 54 at the two ends of the claw connecting rod 53, and the two claws 54 are driven to open and close.
The supporting platform 55 is hinged to the gripper mounting part 610, and a supporting platform 55 pitching mechanism is arranged between the supporting platform 55 and the gripper mounting part 610; the support platform 55 pitch mechanism adjusts the pitch angle of the support platform 55 relative to the finger grip mount 610.
The supporting platform 55 pitching mechanism is a supporting platform pitching oil cylinder 51; and one end of the supporting platform pitching oil cylinder 51 is hinged on the gripper mounting part 610, and the other end is hinged at the bottom of the supporting platform 55. As shown in fig. 3-5, the body of the support platform pitch ram 51 is hinged to the grip mount 610 and the piston rod of the support platform pitch ram 51 is hinged to the bottom of the support platform 55.
As shown in fig. 5, the gripper mechanism 5 is located on the side of the gripper mounting portion 610, and is not hinged to one side of the angle adjusting cylinder, and meanwhile, a gripper hinge lug is arranged on the side of the gripper mounting portion 610, one end of the supporting platform 55 is hinged to the upper portion of the gripper hinge lug, the other end of the supporting platform 55 is hinged to one end of the supporting platform pitching cylinder 51, and the other end of the supporting platform pitching cylinder 51 is hinged to the lower portion of the gripper hinge lug.
The jaw 54 comprises a clamping seat 541 and a clamping head 542, the clamping seat 541 is hinged with the jaw connecting rod 53 and the clamping cylinder 52, and the clamping head 542 is detachably arranged on the clamping seat 541.
Because the existing arch center is I-shaped and also has a flower arch center shape, the clamping heads 542 are detachably arranged on the clamping seat 541, different clamping heads 542 can be selected according to the type of the arch center, so that the clamping jaws 54 can better grab the arch center conveniently, and the safety in work is ensured.
The chuck 542 is disposed on the chuck 541 by plugging. The head of the clamping seat 541 is provided with a plug 543/a plug hole 544, and the bottom of the clamping head 542 is provided with a plug hole 544/a plug 543.
The 543 of the plug is a polygonal prism, and the shape of the plug hole 544 matches with the plug 543. The rotation of the chuck 542 when inserted into the chuck body 541 can be prevented. In this embodiment, the plug 543 is a quadrangular prism.
The side surfaces of the plug 543 and the plug hole 544 are both provided with a plug hole 545 provided with a plug 546; when the plug 543 is inserted into the plug hole 544, the plug 546 is inserted into the plug hole 545 to restrict the separation of the card holder 541 and the card head 542. The middle part of the clamping seat 541 is hinged with the end part of the claw connecting rod 53; the bottom of the clamping seat 541 is hinged with the clamping cylinder 52.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An arch mounting arm, characterized by: the telescopic arm frame comprises a telescopic arm frame (3), wherein the rear end of the telescopic arm frame (3) is hinged to a rotary base (2), an arm frame pitching mechanism (11) is arranged between the telescopic arm frame (3) and the rotary base (2), and the arm frame pitching mechanism (11) is used for adjusting the pitching angle of the telescopic arm frame (3) relative to the rotary base (2); the front end of the telescopic arm support (3) is hinged with an operation basket mounting arm (9), an operation basket (4) and an angle adjusting telescopic arm (6) are arranged on the operation basket mounting arm (9), and a gripper mechanism (5) for gripping the steel arch is arranged on the angle adjusting telescopic arm (6); a leveling mechanism (10) is arranged between the operation basket mounting arm (9) and the telescopic arm support (3), and the leveling mechanism (10) is used for adjusting the operation basket (4) on the operation basket mounting arm (9) to be kept horizontal.
2. The arch mounting arm of claim 1, wherein: the operation basket mounting arm (9) comprises an operation basket supporting arm (91) and a telescopic arm support connecting arm (92); one end of the telescopic arm support connecting arm (92) is hinged with the front end of the telescopic arm support (3), the other end of the telescopic arm support connecting arm is fixedly connected with one end of the operation basket supporting arm (91), and an included angle is formed between the telescopic arm support connecting arm (92) and the operation basket supporting arm (91); the leveling mechanism (10) adjusts the operation basket supporting arm (91) to be kept horizontal.
3. The arch mounting arm of claim 2, wherein: the arm support pitching mechanism (11) is an arm support pitching oil cylinder, one end of the arm support pitching oil cylinder is hinged to the rotary base (2), and the other end of the arm support pitching oil cylinder is hinged to the telescopic arm support (3); the leveling mechanism (10) is a leveling oil cylinder, one end of the leveling oil cylinder is hinged to the telescopic arm support (3), and the other end of the leveling oil cylinder is hinged to the telescopic arm support connecting arm (92).
4. The arch mounting arm of claim 3, wherein: a follow-up oil cylinder (12) is further arranged between the telescopic arm support (3) and the rotary base (2), one end of the follow-up oil cylinder (12) is hinged to the rotary base (2), the other end of the follow-up oil cylinder is hinged to the telescopic arm support (3), and the follow-up oil cylinder stretches along with the pitching state of the telescopic arm support (3); the servo oil cylinder (12) and the leveling oil cylinder are mutually connected in series to form a hydraulic leveling system of the operation basket (4).
5. The arch mounting arm of claim 1, wherein: be provided with rotary mechanism (8) on operation basket support arm (91), be provided with base (7) on rotary mechanism (8), install operation basket (4) and angle modulation telescopic boom (6) on base (7).
6. The arch mounting arm of claim 5, wherein: the angle adjusting telescopic arm (6) comprises a connecting rod mechanism, a hinged seat (65), a telescopic section and a hand grip mounting part (610); one end of the telescopic section is hinged with a hinged seat (65), the other end of the telescopic section is hinged with a gripper mounting part (610), and the hinged seat (65) is arranged on the base (7) through a connecting rod mechanism; the connecting rod mechanism drives the hinge base (65) to turn relative to the base (7); the hand grip mounting part (610) is provided with a hand grip mechanism (5); a telescopic section lateral deviation mechanism (612) is arranged between the telescopic section and the hinged seat (65), and the telescopic section lateral deviation mechanism (612) adjusts the lateral deviation angle of the telescopic section relative to the hinged seat (65); an angle adjusting mechanism (611) is arranged between the telescopic section and the hand grip mounting part (610), and the angle adjusting mechanism (611) adjusts the deflection angle of the hand grip mounting part (610) relative to the telescopic section.
7. The arch mounting arm of claim 6, wherein: the telescopic section comprises a fixed sleeve (66) and a movable sleeve (67), and the movable sleeve (67) is sleeved on the fixed sleeve (66) in a sliding manner; the upper end of the movable sleeve (67) is hinged with a gripper mounting part (610), and the lower end of the fixed sleeve (66) is hinged with a hinged seat (65); a telescopic mechanism is arranged in the telescopic section and drives the movable sleeve (67) to slide along the fixed sleeve (66).
8. The arch mounting arm of claim 7, wherein:
the telescopic section lateral deviation mechanism (612) is a lateral deviation oil cylinder, one end of the lateral deviation oil cylinder is hinged with the hinge base (65), and the other end of the lateral deviation oil cylinder is hinged with the fixed sleeve (66);
the angle adjusting mechanism (611) is an angle adjusting oil cylinder, one end of the angle adjusting oil cylinder is hinged with the movable sleeve (67), and the other end of the angle adjusting oil cylinder is hinged with the hand grip mounting part (610);
the telescopic mechanism is a telescopic oil cylinder; one end of the telescopic oil cylinder is hinged with the fixed sleeve (66), and the other end of the telescopic oil cylinder is hinged with the movable sleeve (67).
9. The arch mounting arm of claim 6, wherein: the connecting rod mechanism comprises a first connecting rod (64), a second connecting rod (63) and a third connecting rod (62); the first connecting rod (64) is fixedly connected with the hinge base (65), one end of the first connecting rod (64) is hinged with the base (7), the other end of the first connecting rod is hinged with one end of the second connecting rod (63), the other end of the second connecting rod (63) is hinged with one end of the third connecting rod (62), and the other end of the third connecting rod (62) is hinged on the base (7); a driving oil cylinder (61) is further arranged between the base (7) and the third connecting rod (62), wherein the cylinder body of the driving oil cylinder (61) is hinged to the base (7), and the piston rod of the driving oil cylinder (61) is hinged to the third connecting rod (62); the driving oil cylinder (61) drives the connecting rod mechanism to turn around the base (7).
10. The arch mounting arm of claim 6, wherein: the gripper mechanism (5) comprises a supporting platform (55), the supporting platform (55) is hinged to the gripper mounting part (610), and a supporting platform pitching oil cylinder (51) is arranged between the supporting platform (55) and the gripper mounting part (610); the supporting platform pitching oil cylinder (51) is used for adjusting the pitching angle of the supporting platform (55) relative to the gripper mounting part (610); one end of the pitching oil cylinder on the supporting platform (55) side is hinged to the gripper mounting part (610), and the other end of the pitching oil cylinder is hinged to the bottom of the supporting platform (55); a claw mechanism is arranged on the supporting platform (55); the jaw mechanism comprises jaws (54) positioned on two sides of a supporting platform (55), a jaw connecting rod (53) positioned at the bottom of the supporting platform (55) and a clamping oil cylinder (52); the jaw connecting rod (53) is fixedly arranged at the bottom of the supporting platform (55), and two ends of the jaw connecting rod are respectively hinged with jaws (54) on two sides of the supporting platform (55); and two ends of the clamping oil cylinder (52) are respectively hinged with the clamping jaws (54) at two ends of the clamping jaw connecting rod (53) and drive the two clamping jaws (54) to open and close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125088.8U CN210176401U (en) | 2019-01-25 | 2019-01-25 | Arch frame mounting arm |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920125088.8U CN210176401U (en) | 2019-01-25 | 2019-01-25 | Arch frame mounting arm |
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| CN210176401U true CN210176401U (en) | 2020-03-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607435A (en) * | 2019-01-25 | 2019-04-12 | 蓝传雯 | A kind of arch installing arm |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607435A (en) * | 2019-01-25 | 2019-04-12 | 蓝传雯 | A kind of arch installing arm |
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Effective date of registration: 20220218 Address after: No. 669, south section of Rongtai Avenue, Chengdu cross strait science and Technology Industrial Development Park, Wenjiang District, Chengdu, Sichuan 610030 Patentee after: SICHUAN BLUE OCEAN INTELLIGENT EQUIPMENT MANUFACTURING CO.,LTD. Address before: 643100 No. 2, floor 7, No. 92-3, North Street, Xuyang Town, Rong County, Zigong City, Sichuan Province Patentee before: Lan Chuanwen |
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