CN111021264B - Self-propelled bridge expansion joint cutting machine and implementation method thereof - Google Patents
Self-propelled bridge expansion joint cutting machine and implementation method thereof Download PDFInfo
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- CN111021264B CN111021264B CN202010049208.8A CN202010049208A CN111021264B CN 111021264 B CN111021264 B CN 111021264B CN 202010049208 A CN202010049208 A CN 202010049208A CN 111021264 B CN111021264 B CN 111021264B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
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Abstract
The invention relates to the technical field of cutting machines, in particular to a self-propelled bridge expansion joint cutting machine and an implementation method thereof, wherein the self-propelled bridge expansion joint cutting machine comprises a cutting machine, a traction guide mechanism, electric universal wheels, an electric hoist, a first tightening lifting mechanism, a second tightening lifting mechanism and a controller, the traction guide mechanism is arranged on two sides of the cutting machine, the electric universal wheels are arranged at four corners of the bottom end of the traction guide mechanism, the working end of each electric universal wheel faces downwards vertically, the first tightening lifting mechanism comprises a tightening device, an installation plate and a lifting mechanism, the tightening device is arranged at the top end of the installation plate, the lifting mechanism is arranged on the side surface of the installation plate, the tightening lifting mechanisms are completely identical in structure, working ropes of the electric hoist sequentially penetrate through two sides of the working end of the first tightening lifting mechanism, the traction end of the traction guide mechanism is fixedly connected with two sides of the lifting working end of the second tightening lifting mechanism, the device can be on the bridge from walking cutting expansion joint, and work efficiency is high.
Description
Technical Field
The invention relates to the technical field of cutting machines, in particular to a self-propelled bridge expansion joint cutting machine and an implementation method thereof.
Background
When the bridge is built, the flexibility of the bridge needs to be considered, so that the physical properties of expansion with heat and contraction with cold cannot influence the normal use of the bridge, joint cutting processing needs to be carried out on the bridge, the expansion joint cutting equipment for the existing bridge construction is adopted, the precision requirement is continuously improved, the production efficiency is improved, the production cost is reduced, the requirement of the high-intelligent automatic cutting function is also improved, the expansion joint cutting equipment for the bridge construction is used for cutting the expansion joint metal material, the expansion joint metal material is generally controlled by hands by workers, or other clamp expansion joint metal materials are used, and the defects that the safety of the workers cannot be guaranteed under the conditions of errors affecting the precision of the expansion joint metal material and large-scale cutter operation are overcome.
Chinese patent CN201821168342.4 discloses an expansion joint cutting equipment for bridge construction, including the top cap, the bottom fixed mounting of top cap has the drain pan, toughened glass is all installed at the front and the back of top cap, the operation window has been seted up to the front of top cap and the below that is located toughened glass, the right side movable mounting of top cap has the sliding door, the inside fixed mounting of sliding door has the window, the right side of sliding door and the back movable mounting that is located the window have the handle, the entry has been seted up on the bottom right side of sliding door, the export has been seted up in the left side of top cap, the inside fixed mounting of top cap has the base, the top fixed mounting of base has a slide rail, the top movable mounting of slide rail has the connecting seat.
The device needs to be operated manually and is relatively complex.
Disclosure of Invention
The invention aims to solve the technical problem of providing a self-propelled bridge expansion joint cutting machine and an implementation method thereof, and the technical scheme solves the self-propelling cutting problem of the bridge expansion joint cutting machine.
In order to solve the technical problems, the invention provides the following technical scheme: a self-propelled bridge expansion joint cutting machine, which comprises a cutting machine, a traction guide mechanism, an electric universal wheel and an electric hoist, first lock ring elevating system, second lock ring elevating system and controller, the setting of traction guide mechanism is in the cutting machine both sides, electronic universal wheel sets up in traction guide mechanism bottom four corners, the vertical down of electronic universal wheel working end, first lock ring elevating system is including the lock ring device, mounting panel and elevating system, the lock ring device sets up on the mounting panel top, elevating system sets up in the mounting panel side, second lock ring elevating system and first lock ring elevating system structure are the same completely, electric block work rope passes first lock ring elevating system working end both sides in proper order, draw guide mechanism traction end and second lock ring elevating system lifting working end both sides fixed connection, it all is connected with the controller electricity to draw guide mechanism and electronic universal wheel.
Preferably, the traction guide mechanism comprises a mounting frame, a first guide device, a second guide device, a first pressure sensor and a second pressure sensor, the mounting frame is arranged on two sides of the cutting machine, the first guide device and the second guide device are vertically arranged on the mounting frame, the working ends of the first guide device and the second guide device are mutually abutted, the first pressure sensor and the second pressure sensor are arranged on the mounting frame, and the working ends of the first pressure sensor and the second pressure sensor are abutted to the inner sides of the rotating ends of the first guide device and the second guide device.
Preferably, the first guiding device comprises a fixed shaft, a traction wheel, a first spring, a second spring and a limiting column, the fixed shaft is vertically arranged on one side of the mounting frame, the traction wheel is coaxially and rotatably arranged on the fixed shaft, the limiting column is coaxially and fixedly arranged at the top end of the fixed shaft, the first spring and the second spring are both sleeved on the fixed shaft, two ends of the first spring are respectively abutted against the mounting frame and the traction wheel, and two ends of the second spring are respectively abutted against the limiting column and the traction wheel; the second guiding device and the first guiding device are completely the same in structure, and the working end of the first pressure sensor is abutted to the inner side of the traction wheel.
Preferably, the tightening device comprises a top tightening frame and a bottom tightening frame, and the bottom tightening frame is arranged on the top end and one side of the mounting plate respectively.
Preferably, the top end hoop tightening frame comprises a first hoop tightening frame, a first fixing plate, a second hoop tightening frame and a second fixing plate, wherein the first hoop tightening frame is fixedly arranged on one side of the mounting plate, one side of a third spring is hinged to the top end of the mounting plate, the first fixing plate and the second fixing nut are respectively arranged on the other side of the first hoop tightening frame and the other side of the second hoop tightening frame, and the first hoop tightening frame and the second hoop tightening frame are cylindrical clamps in a clamping state.
Preferably, the top end clamping frame further comprises a clamping gear ring, and the clamping gear ring is coaxially arranged on the first clamping ring and the second clamping ring inner ring.
Preferably, the bottom hoop-tightening frame comprises a first threaded rod, a first fixing nut, a third spring, a second fixing nut, a limiting ring and a hook claw, the first threaded rod vertically penetrates through the mounting plate, the first fixing nut and the second fixing nut are screwed on the first threaded rod, the mounting plate is located between the first fixing nut and the second fixing nut, the third spring is sleeved on the first threaded rod, two ends of the third spring are respectively abutted to one side of the mounting plate and one side of the second fixing nut, the limiting ring is sleeved on the first threaded rod, the limiting ring is located on the other side of the second fixing nut, and the hook claw is fixedly arranged at one end of the first threaded rod.
Preferably, the elevating system is including first fixed axle, the mount, first bevel gear, second bevel gear, the second threaded rod, third bevel gear, fourth bevel gear, crank and sliding block, the horizontal rotation sets up in mounting panel top both sides, the mount sets up on the mounting panel, the mount is located between the first fixed axle of both sides, first bevel gear and second bevel gear coaxial fixation set up at first fixed axle both ends, the vertical rotation of second threaded rod sets up in mounting panel one side, third bevel gear coaxial fixation sets up on second threaded rod top, third bevel gear and second bevel gear meshing, the crank runs through mount and fourth bevel gear coaxial fixed connection perpendicularly, fourth bevel gear and first bevel gear intermeshing, the second threaded rod runs through sliding block one end, the sliding block runs through mouthful and the meshing of second threaded rod.
Preferably, the lifting mechanism further comprises a polished rod, the polished rod is vertically arranged on one side of the mounting plate, and the polished rod penetrates through the sliding block to be in sliding fit with the sliding block.
An implementation method of a self-propelled bridge expansion joint cutting machine comprises a top end tightening frame and a bottom end tightening frame, wherein the top end tightening frame comprises a first tightening ring, a first fixing plate, a second tightening ring and a second fixing plate, one side of the first tightening ring is fixedly arranged at the top end of a mounting plate, one side of a third spring is hinged with the top end of the mounting plate, the first fixing plate and the second fixing nut are respectively arranged at the other side of the first tightening ring and the second tightening ring, the bottom end tightening frame comprises a first threaded rod, a first fixing nut, a third spring, a second fixing nut, a limiting ring and a hook claw, the first threaded rod vertically penetrates through the mounting plate, the first fixing nut and the second fixing nut are both screwed on the first threaded rod, the mounting plate is positioned between the first fixing nut and the second fixing nut, the third spring is sleeved on the first threaded rod, two ends of the third spring are respectively abutted against one side of the mounting plate and one side of the second fixing nut, the limiting ring is sleeved on the first threaded rod, the limiting ring is positioned on the other side of the second fixing nut, and the hook claw is fixedly arranged at one end of the first threaded rod;
the method comprises the following steps: the method comprises the following steps: opening the second grip tab relative to the first grip tab;
step two: clamping a first tightening hoop on a bridge guardrail, and fixedly connecting a first fixing plate and a second fixing plate through screws;
step three: adjusting the distance between the second fixing nut and the first fixing nut, and clamping the hook claw on the upright post at the bottom end of the guardrail to ensure that one side of the mounting plate is vertical to the horizontal plane;
step four: the lifting working ends of the lifting mechanisms are adjusted by lifting working ends of the first hooping lifting mechanism and the second hooping lifting mechanism, so that the working ends at two sides of the first hooping lifting mechanism and the second hooping lifting mechanism at two sides are ensured to keep the same horizontal plane and vertical plane, and the electric hoist guide rope sequentially passes through two sides of the working end of the first hooping lifting mechanism and fixedly connects the traction end of the traction guide mechanism with two sides of the lifting working end of the second hooping lifting mechanism;
step five: thereby start electric block and tighten the guide rope, start the cutting machine and carry out cutting work.
Compared with the prior art, the invention has the beneficial effects that:
the working personnel place the first tightening lifting mechanism and the second tightening lifting mechanism on guardrails on two sides of the bridge, so that the tightening device can be fixedly clamped on the guardrails, the lifting mechanism is arranged on the side surface of the mounting plate, the lifting working ends of the first tightening lifting mechanism and the second tightening lifting mechanism are positioned on the same horizontal plane through adjustment, the working rope of the electric hoist passes through two sides of the lifting working end of the first tightening lifting mechanism and is in rolling fit with the lifting working end, then passes through the working leading ends of the traction guiding mechanisms arranged on two sides of the cutting machine and is fixedly connected with two sides of the lifting working end of the second tightening lifting mechanism, the working end of the electric hoist rotates, so that the guiding ropes on two sides are tightened, the guiding ropes are not easy to deform, the cutting machine performs cutting movement on the bridge under the action of the guiding ropes of the electric hoist, when the path of the cutting machine deviates from the guiding ropes, the guide rope can hinder and pull guiding mechanism work end for pull guiding mechanism work end and take place the skew, thereby detected the sending signal and give the controller, by controller control electronic universal wheel to wanting reverse direction to remove, thereby skew pull guiding mechanism work end resumes original state, thereby makes the cutting machine follow the correct route cutting on the bridge under the electric block work rope guide effect, thereby realizes the cutting of self-propelled bridge expansion joint.
The device can be on the bridge from walking cutting expansion joint, and work efficiency is high.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the draft guide mechanism of the present invention;
FIG. 3 is a side view of the draft guide mechanism of the present invention;
FIG. 4 is a first perspective view of the tightening device and the lifting mechanism of the present invention;
FIG. 5 is a second perspective view of the tightening device and the lifting mechanism of the present invention;
FIG. 6 is a third perspective view of the tightening device and lifting mechanism of the present invention;
FIG. 7 is a side view of the tightening mechanism and lifting mechanism of the present invention;
FIG. 8 is a front view of the tightening mechanism and the lifting mechanism of the present invention;
FIG. 9 is a top view of the tightening mechanism and lifting mechanism of the present invention;
fig. 10 is a partially enlarged view of fig. 9 at a.
The reference numbers in the figures are:
1. a cutter;
2. a traction guide mechanism; 2a, a mounting rack; 2b, a first guiding device; 2b1, fixed axle; 2b2, traction wheels; 2b3, a first spring; 2b4, a second spring; 2b5, a limit post; 2c, a second guiding device; 2d, a first pressure sensor; 2e, a second pressure sensor;
3. an electric universal wheel;
4. an electric hoist;
5. a tightening device; 5a, a top end hoop-tightening frame; 5a1, a first grip; 5a2, a first fixing plate; 5a3, a second grip; 5a4, a second fixing plate; 5a5, snap ring gear; 5b, a bottom end hoop-tightening frame; 5b1, first threaded rod; 5b2, a first fixing nut; 5b3, third spring; 5b4, a second fixing nut; 5b5, a spacing ring; 5b6, hook;
6. mounting a plate;
7. a lifting mechanism; 7a, a first fixed shaft; 7b, a fixing frame; 7c, a first bevel gear; 7d, a second bevel gear; 7e, a second threaded rod; 7f, a third bevel gear; 7g, a fourth bevel gear; 7h, a crank; 7i, a sliding block; 7j, a polish rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 10, a self-propelled bridge expansion joint cutting machine and an implementation method thereof are disclosed, the self-propelled bridge expansion joint cutting machine comprises a cutting machine 1, a traction guide mechanism 2, electric universal wheels 3, an electric hoist 4, a first tightening lifting mechanism, a second tightening lifting mechanism and a controller, the traction guide mechanism 2 is arranged at two sides of the cutting machine 1, the electric universal wheels 3 are arranged at four corners of the bottom end of the traction guide mechanism 2, the working end of the electric universal wheels 3 faces downwards vertically, the first tightening lifting mechanism comprises a tightening device 5, a mounting plate 6 and a lifting mechanism 7, the tightening device 5 is arranged at the top end of the mounting plate 6, the lifting mechanism 7 is arranged at the side surface of the mounting plate 6, the second tightening lifting mechanism and the first tightening lifting mechanism have the same structure, working ropes of the electric hoist 4 sequentially pass through two sides of the working end of the first tightening lifting mechanism, the traction end of the traction guide mechanism 2 is fixedly connected with two sides of the lifting, the traction guide mechanism 2 and the electric universal wheel 3 are electrically connected with a controller.
A worker places a first tightening lifting mechanism and a second tightening lifting mechanism on guardrails on two sides of a bridge, so that a tightening device 5 can be fixedly clamped on the guardrails, a lifting mechanism 7 is arranged on the side surface of a mounting plate 6, so that lifting working ends of the first tightening lifting mechanism and the second tightening lifting mechanism are positioned on the same horizontal plane through adjustment, working ropes of an electric hoist 4 penetrate through two sides of the lifting working end of the first tightening lifting mechanism and are in rolling fit with the lifting working ends, then the working leading ends of traction guiding mechanisms 2 arranged on two sides of a cutting machine 1 are fixedly connected with two sides of the lifting working end of the second tightening lifting mechanism, the working end of the electric hoist 4 rotates, so that the guiding ropes on two sides are tightened, the guiding ropes are not easy to deform, the cutting machine 1 performs cutting motion on the bridge under the guiding rope action of the electric hoist 4, when the path of the cutting machine 1 deviates from the guiding ropes, the guide rope can hinder and pull 2 work ends of guiding mechanism, makes and pulls 2 work ends of guiding mechanism and takes place the skew, thereby is detected the sending signal and gives the controller, is controlled electronic universal wheel 3 by the controller and removes to the direction of thinking to turn over, thereby 2 work ends of skew traction guiding mechanism resume original state, thereby make cutting machine 1 follow the correct route cutting on the bridge under the guide effect of 4 work ropes of electric block, thereby realize the cutting of self-propelled bridge expansion joint.
Traction guiding mechanism 2 is including mounting bracket 2a, first guider 2b, second guider 2c, first pressure sensor 2d and second pressure sensor 2e, mounting bracket 2a sets up in cutting machine 1 both sides, first guider 2b and second guider 2c set up perpendicularly on mounting bracket 2a, first guider 2b and second guider 2c work end are contradicted each other, first pressure sensor 2d and second pressure sensor 2e all set up on mounting bracket 2a, first pressure sensor 2d and second pressure sensor 2e work end branch are by the butt in first guider 2b and second guider 2c rotation end inboard.
The mounting frame 2a is arranged on two sides of the cutting machine 1, the first guide device 2b and the second guide device 2c are vertically arranged on the mounting frame 2a, so that when the traction guide mechanism 2 guides the rope to pass through a gap between the first guide device 2b and the second guide device 2c, and when the cutting machine 1 deflects and the rope guided by the electric hoist 4 does not move, the rotating end of the first guide device 2b is blocked by the rope guided by the electric hoist 4 to deviate, so that the pressure is detected by the first pressure sensor 2d and the second pressure sensor 2e of which the working ends are butted on the inner sides of the first guide device 2b and the second guide device 2c, and a signal is sent to the controller, the electric universal wheel 3 is controlled by the controller to enable the cutting machine 1 to recover the original route, and therefore the accuracy of the contraction joint cutting of the bridge rope is improved.
The first guiding device 2b comprises a fixed shaft 2b1, a traction wheel 2b2, a first spring 2b3, a second spring 2b4 and a limiting column 2b5, the fixed shaft 2b1 is vertically arranged on one side of the mounting frame 2a, the traction wheel 2b2 is coaxially and rotatably arranged on the fixed shaft 2b1, the limiting column 2b5 is coaxially and fixedly arranged at the top end of the fixed shaft 2b1, the first spring 2b3 and the second spring 2b4 are both sleeved on the fixed shaft 2b1, two ends of the first spring 2b3 are respectively abutted against the mounting frame 2a and the traction wheel 2b2, and two ends of the second spring 2b4 are respectively abutted against the limiting column 2b5 and the traction wheel 2b 2; the second guide means 2c is identical in construction to the first guide means 2b, and the working end of the first pressure sensor 2d abuts against the inside of the traction wheel 2b 2.
The second guiding device 2c is identical to the first guiding device 2b in structure, so that when the electric hoist 4 guides the rope through the working end of the traction guiding mechanism 2, the rope guided by the electric hoist 4 can be limited by the groove parts of the traction wheel 2b2 on the first guiding device 2b and the second guiding device 2c, so that when the cutting machine 1 is cutting, if the rope deviates from the normal track, the two guiding ropes are fixed, so that the traction wheel 2b2 mounted on the fixed shaft 2b1 deviates to the left or right under the elastic force of the first spring 2b3 or the second spring 2b4, and when the traction wheel 2b2 deviates to the inner side, the traction wheel 2b2 is abutted against the working end of the first pressure sensor 2d, so that the first pressure sensor 2d senses the pressure, so as to send a signal to the controller, and the cutting machine 1 is controlled by the controller to correct the path, so that the traction wheel 2b2 is restored to the original position by the elastic force of the first spring 2b3 or the second spring 2b4, thereby controlling the cutting machine 1 to cut along the correct route without deviation, and the stopper post 2b5 is used for preventing the traction wheel 2b2, the first spring 2b3 and the second spring 2b4 from being disengaged from the fixed shaft 2b 1.
The tightening device 5 comprises a top tightening frame 5a and a bottom tightening frame 5b, and the top tightening frame 5a is provided with the bottom tightening frame 5b which is respectively arranged at the top end and one side of the mounting plate 6.
Top end cramp frame 5a establishes bottom cramp frame 5b and sets up respectively on the top and one side of mounting panel 6 to make the staff can be through top cramp frame 5a with its fixed mounting on bridge railing, and first guider 2b is used for stabilizing whole mechanism, thereby controls 1 journey process of cutting machine through setting up the guide rope.
The top end tightening frame 5a comprises a first tightening ring 5a1, a first fixing plate 5a2, a second tightening ring 5a3 and a second fixing plate 5a4, one side of the first tightening ring 5a1 is fixedly arranged at the top end of the mounting plate 6, one side of a third spring 5b3 is hinged with the top end of the mounting plate 6, the first fixing plate 5a2 and the second fixing nut 5b4 are respectively arranged at the other sides of the first tightening ring 5a1 and the second tightening ring 5a3, and in a clamping state, the first tightening ring 5a1 and the second tightening ring 5a3 are cylindrical clamps.
The worker opens the first clamp 5a1 with respect to the second clamp 5a3 to enable the second clamp 5a3 and the first clamp 5a1 to be clamped on the bridge rail, then combines the first clamp 5a1 and the second clamp 5a3 into a cylinder, and fixes the first fixing plate 5a2 and the second fixing plate 5a4 together by means of screws to enable the top end of the mounting plate 6 to be fixed to the top end of the rail, thereby stably mounting the guide rope.
The top end gripper 5a further includes a latch ring 5a5, and a latch ring 5a5 is coaxially provided on the inner rings of the first gripper 5a1 and the second gripper 5a 3.
When the first clamp 5a1 and the second clamp 5a3 are clamped at the top end of the guardrail, the bottom end of the guardrail is smooth, so that rotation or deflection is easy to occur when the first clamp 5a1 and the second clamp 5a3 are installed, and the snap ring gear 5a5 is arranged in the first clamp 5a1 and the second clamp 5a3 in an enclosing manner, so that when the first clamp 5a1 and the second clamp 5a3 are closed, the snap ring gear 5a5 can be clamped on the outer circumferential surface of the top end of the guardrail, thereby increasing friction force and reducing the probability of rotation and deflection.
The bottom end hoop clamping frame 5b comprises a first threaded rod 5b1, a first fixing nut 5b2, a third spring 5b3, a second fixing nut 5b4, a limiting ring 5b5 and a claw 5b6, the first threaded rod 5b1 vertically penetrates through the mounting plate 6, the first fixing nut 5b2 and the second fixing nut 5b4 are screwed on the first threaded rod 5b1, the mounting plate 6 is located between the first fixing nut 5b2 and the second fixing nut 5b4, the third spring 5b3 is sleeved on the first threaded rod 5b1, two ends of the third spring 5b3 are respectively abutted against one sides of the mounting plate 6 and the second fixing nut 5b4, the limiting ring 5b5 is sleeved on the first threaded rod 5b1, the limiting ring 5b5 is located on the other side of the second fixing nut 5b4, and the claw 5b6 is fixedly arranged at one end of the first threaded rod 5b 1.
When the top end clamp frame 5a clamp that is located the mounting panel 6 top is on the bridge railing top, because the rotation may take place for mounting panel 6 bottom and bridge railing bottom, by the staff through twisting first fixation nut 5b2 and second fixation nut 5b4 when, thereby control the distance between first fixation nut 5b2 and the second fixation nut 5b4, thereby make on the bridge railing bottom stand can be caught on to the hook 5b6, thereby make mounting panel 6 one side and bridge keep the vertical state, thereby make when tensile guide rope, the guide rope can keep the level with the bridge, thereby be convenient for guide cutting machine 1 work, spacing collar 5b5 is used for the butt on the bridge railing, thereby be convenient for mutually support with hook 5b6 and carry the bridge railing.
The lifting mechanism 7 comprises a first fixed shaft 7a, a fixed frame 7b, a first bevel gear 7c, a second bevel gear 7d, a second threaded rod 7e, a third bevel gear 7f, a fourth bevel gear 7g, a crank 7h and a sliding block 7i, 7a1 are horizontally and rotatably arranged on two sides of the top end of the mounting plate 6, the fixed frame 7b is arranged on the mounting plate 6, the fixed frame 7b is positioned between the first fixed shafts 7a on two sides, the first bevel gear 7c and the second bevel gear 7d are coaxially and fixedly arranged at two ends of the first fixed shaft 7a, the second threaded rod 7e is vertically and rotatably arranged on one side of the mounting plate 6, the third bevel gear 7f is coaxially and fixedly arranged at the top end of the second threaded rod 7e, the third bevel gear 7f is meshed with the second bevel gear 7d, the crank 7h vertically penetrates through the fixed frame 7b to be coaxially and fixedly connected with the fourth bevel gear 7g, the fourth bevel gear 7g, second threaded rod 7e runs through sliding block 7i one end, and sliding block 7i runs through mouthful and the meshing of second threaded rod 7 e.
The crank 7h vertically penetrates through the fixed frame 7b to be coaxially and fixedly connected with the fourth bevel gear 7g, when a worker rotates the crank 7h, the fourth bevel gear 7g and the first bevel gear 7c which are meshed with each other are in synchronous transmission, so that the first fixed shaft 7a rotates on the top end of the mounting plate 6 in the same column mode, the third bevel gear 7f is meshed with the second bevel gear 7d, the third bevel gear 7f is coaxially and fixedly arranged on the top end of the second threaded rod 7e, so that the second threaded rod 7e coaxially rotates on one side of the mounting plate 6, the second threaded rod 7e penetrates through one end of the sliding block 7i, a penetrating port of the sliding block 7i is meshed with the second threaded rod 7e, the sliding block 7i moves downwards or downwards on the mounting plate 6, the height of the worker can be conveniently adjusted according to actual conditions, and the guide rope can be conveniently arranged.
The lifting mechanism 7 further comprises a polish rod 7j, the polish rod 7j is vertically arranged on one side of the mounting plate 6, and the polish rod 7j penetrates through the sliding block 7i to be in sliding fit with the sliding block.
When the sliding block 7i freely goes up and down on the lifting mechanism 7, the action of the ball screw is only insufficient to support the tension of the guide rope horizontal and the electric universal wheel 3, and when the polish rod 7j is vertically arranged on one side of the mounting plate 6 and penetrates through the sliding block 7i to be matched with the sliding block, the structural stability can be enhanced, and the normal lifting of the sliding block 7i is not influenced.
An implementation method of a self-propelled bridge expansion joint cutting machine comprises the following steps: the method comprises the following steps: opening the second fastening band 5a3 relative to the first fastening band 5a 1;
step two: clamping the first clamping hoop 5a1 on the bridge guardrail, and fixedly connecting the first fixing plate 5a2 and the second fixing plate 5a4 through screws;
step three: adjusting the distance between the second fixing nut 5b4 and the first fixing nut 5b2 to clamp the hook 5b6 on the upright post at the bottom end of the guardrail, and ensuring that one side of the mounting plate 6 is vertical to the horizontal plane;
step four: the lifting working ends of the lifting mechanisms 7 are adjusted through lifting working ends of the first hooping lifting mechanism and the second hooping lifting mechanism, so that the working ends of the first hooping lifting mechanism and the second hooping lifting mechanism on two sides keep the same horizontal plane and vertical plane, and the electric hoist 4 is guided to sequentially penetrate through two sides of the working end of the first hooping lifting mechanism and fixedly connected with two sides of the lifting working end of the second hooping lifting mechanism;
step five: the electric hoist 4 is started to tighten the guide rope, and the cutting machine 1 is started to perform cutting work.
The working principle of the invention is as follows:
a worker places a first tightening lifting mechanism and a second tightening lifting mechanism on guardrails on two sides of a bridge, so that a tightening device 5 can be fixedly clamped on the guardrails, a lifting mechanism 7 is arranged on the side surface of a mounting plate 6, so that lifting working ends of the first tightening lifting mechanism and the second tightening lifting mechanism are positioned on the same horizontal plane through adjustment, working ropes of an electric hoist 4 penetrate through two sides of the lifting working end of the first tightening lifting mechanism and are in rolling fit with the lifting working ends, then the working leading ends of traction guiding mechanisms 2 arranged on two sides of a cutting machine 1 are fixedly connected with two sides of the lifting working end of the second tightening lifting mechanism, the working end of the electric hoist 4 rotates, so that the guiding ropes on two sides are tightened, the guiding ropes are not easy to deform, the cutting machine 1 performs cutting motion on the bridge under the guiding rope action of the electric hoist 4, when the path of the cutting machine 1 deviates from the guiding ropes, the guide rope can hinder and pull 2 work ends of guiding mechanism, makes and pulls 2 work ends of guiding mechanism and takes place the skew, thereby is detected the sending signal and gives the controller, is controlled electronic universal wheel 3 by the controller and removes to the direction of thinking to turn over, thereby 2 work ends of skew traction guiding mechanism resume original state, thereby make cutting machine 1 follow the correct route cutting on the bridge under the guide effect of 4 work ropes of electric block, thereby realize the cutting of self-propelled bridge expansion joint.
Claims (10)
1. The utility model provides a self-propelled bridge expansion joint cutting machine, a serial communication port, including cutting machine (1), pull guiding mechanism (2), electronic universal wheel (3), electric block (4), first lock ring elevating system, second lock ring elevating system and controller, pull guiding mechanism (2) and set up in cutting machine (1) both sides, electronic universal wheel (3) set up in pull guiding mechanism (2) bottom four corners, electronic universal wheel (3) work end is vertical down, first lock ring elevating system includes lock ring device (5), mounting panel (6) and elevating system (7), lock ring device (5) set up on mounting panel (6) top, elevating system (7) set up in mounting panel (6) side, second lock ring elevating system and first lock ring elevating system structure are the same completely, electric block (4) work rope passes first lock ring elevating system work end both sides in proper order, the electric block elevating system both sides, The traction end of the traction guide mechanism (2) is fixedly connected with the two sides of the lifting working end of the second tightening lifting mechanism, and the traction guide mechanism (2) and the electric universal wheel (3) are electrically connected with the controller.
2. The self-propelled bridge expansion joint cutting machine according to claim 1, wherein the traction guide mechanism (2) comprises a mounting frame (2 a), a first guide device (2 b), a second guide device (2 c), a first pressure sensor (2 d) and a second pressure sensor (2 e), the mounting frame (2 a) is arranged on two sides of the cutting machine (1), the first guide device (2 b) and the second guide device (2 c) are vertically arranged on the mounting frame (2 a), the working ends of the first guide device (2 b) and the second guide device (2 c) are mutually abutted, the first pressure sensor (2 d) and the second pressure sensor (2 e) are both arranged on the mounting frame (2 a), the working ends of the first pressure sensor (2 d) and the second pressure sensor (2 e) are respectively abutted against the inner sides of the rotating ends of the first guide device (2 b) and the second guide device (2 c).
3. The self-propelled bridge expansion joint cutting machine according to claim 2, wherein the first guiding device (2 b) comprises a fixed shaft (2 b 1), a traction wheel (2 b 2), a first spring (2 b 3), a second spring (2 b 4) and a limiting column (2 b 5), the fixed shaft (2 b 1) is vertically arranged on one side of the mounting frame (2 a), the traction wheel (2 b 2) is coaxially and rotatably arranged on the fixed shaft (2 b 1), the limiting column (2 b 5) is coaxially and fixedly arranged at the top end of the fixed shaft (2 b 1), the first spring (2 b 3) and the second spring (2 b 4) are sleeved on the fixed shaft (2 b 1), two ends of the first spring (2 b 3) are respectively abutted against the mounting frame (2 a) and the traction wheel (2 b 2), and two ends of the second spring (2 b 4) are respectively abutted against the limiting column (2 b 5) and the traction wheel (2 b 2); the second guiding device (2 c) has the same structure as the first guiding device (2 b), and the working end of the first pressure sensor (2 d) is abutted against the inner side of the traction wheel (2 b 2).
4. The self-propelled bridge expansion joint cutting machine according to claim 1, wherein the clamping device (5) comprises a top clamping frame (5 a) and a bottom clamping frame (5 b), the top clamping frame (5 a) and the bottom clamping frame (5 b) are respectively arranged on the top end and one side of the mounting plate (6).
5. The self-propelled bridge expansion joint cutting machine according to claim 4, wherein the top clamping frame (5 a) comprises a first clamping ring (5 a 1), a first fixing plate (5 a 2), a second clamping ring (5 a 3) and a second fixing plate (5 a 4), one side of the first clamping ring (5 a 1) is fixedly arranged at the top end of the mounting plate (6), one side of the third spring (5 b 3) is hinged with the top end of the mounting plate (6), the first fixing plate (5 a 2) and the second fixing nut (5 b 4) are respectively arranged at the other side of the first clamping ring (5 a 1) and the second clamping ring (5 a 3), and in the clamping state, the first clamping ring (5 a 1) and the second clamping ring (5 a 3) are cylindrical clamps.
6. The self-propelled bridge expansion joint cutting machine according to claim 4, wherein the top clamping frame (5 a) further comprises a snap ring gear (5 a 5), and the snap ring gear (5 a 5) is coaxially arranged on the inner rings of the first clamping ring (5 a 1) and the second clamping ring (5 a 3).
7. The self-propelled bridge expansion joint cutting machine according to claim 4, wherein the bottom end hoop clamping frame (5 b) comprises a first threaded rod (5 b 1), a first fixing nut (5 b 2), a third spring (5 b 3), a second fixing nut (5 b 4), a limiting ring (5 b 5) and a claw (5 b 6), the first threaded rod (5 b 1) vertically penetrates through the mounting plate (6), the first fixing nut (5 b 2) and the second fixing nut (5 b 4) are screwed on the first threaded rod (5 b 1), the mounting plate (6) is located between the first fixing nut (5 b 2) and the second fixing nut (5 b 4), the third spring (5 b 3) is sleeved on the first threaded rod (5 b 1), two ends of the third spring (5 b 3) abut against one side of the mounting plate (6) and the second fixing nut (5 b 4), and the limiting ring (5 b 5) is sleeved on the first threaded rod (1), the limiting ring (5 b 5) is positioned at the other side of the second fixing nut (5 b 4), and the hook claw (5 b 6) is fixedly arranged at one end of the first threaded rod (5 b 1).
8. The self-propelled bridge expansion joint cutting machine according to claim 1, wherein the lifting mechanism (7) comprises a first fixed shaft (7 a), a fixed frame (7 b), a first bevel gear (7 c), a second bevel gear (7 d), a second threaded rod (7 e), a third bevel gear (7 f), a fourth bevel gear (7 g), a crank (7 h) and a sliding block (7 i), the 7a1 is horizontally and rotatably arranged on two sides of the top end of the mounting plate (6), the fixed frame (7 b) is arranged on the mounting plate (6), the fixed frame (7 b) is arranged between the first fixed shafts (7 a) on two sides, the first bevel gear (7 c) and the second bevel gear (7 d) are coaxially and fixedly arranged at two ends of the first fixed shaft (7 a), the second threaded rod (7 e) is vertically and rotatably arranged on one side of the mounting plate (6), the third bevel gear (7 f) is coaxially and fixedly arranged at the top end of the second threaded rod (7 e), third bevel gear (7 f) and second bevel gear (7 d) meshing, crank (7 h) are run through mount (7 b) and fourth bevel gear (7 g) coaxial fixed connection perpendicularly, fourth bevel gear (7 g) and first bevel gear (7 c) intermeshing, second threaded rod (7 e) run through sliding block (7 i) one end, sliding block (7 i) run through mouthful and second threaded rod (7 e) meshing.
9. The self-propelled bridge expansion joint cutting machine according to claim 1, wherein the lifting mechanism (7) further comprises a polish rod (7 j), the polish rod (7 j) is vertically arranged on one side of the mounting plate (6), and the polish rod (7 j) penetrates through the sliding block (7 i) to be in sliding fit with the sliding block.
10. The implementation method of the self-propelled bridge expansion joint cutting machine according to claim 1, wherein the tightening device (5) comprises a top tightening frame (5 a) and a bottom tightening frame (5 b), the top tightening frame (5 a) comprises a first tightening ring (5 a 1), a first fixing plate (5 a 2), a second tightening ring (5 a 3) and a second fixing plate (5 a 4), one side of the first tightening ring (5 a 1) is fixedly arranged at the top end of the mounting plate (6), one side of the third spring (5 b 3) is hinged to the top end of the mounting plate (6), the first fixing plate (5 a 2) and the second fixing nut (5 b 4) are respectively arranged at the other sides of the first tightening ring (5 a 1) and the second tightening ring (5 a 3), and the bottom tightening frame (5 b) comprises a first threaded rod (5 b 1), a first fixing nut (5 b 2), a third spring (5 b 3) and a second fixing nut (4 b) which are hinged to the bottom tightening ring (3626), The mounting plate is characterized by comprising a limiting ring (5 b 5) and a claw (5 b 6), a first threaded rod (5 b 1) vertically penetrates through the mounting plate (6), a first fixing nut (5 b 2) and a second fixing nut (5 b 4) are screwed on the first threaded rod (5 b 1), the mounting plate (6) is located between the first fixing nut (5 b 2) and the second fixing nut (5 b 4), a third spring (5 b 3) is sleeved on the first threaded rod (5 b 1), two ends of the third spring (5 b 3) are respectively abutted against one side of the mounting plate (6) and one side of the second fixing nut (5 b 4), the limiting ring (5 b 5) is sleeved on the first threaded rod (5 b 1), the limiting ring (5 b 5) is located on the other side of the second fixing nut (5 b 4), and the claw (5 b 6) is fixedly arranged at one end of the first threaded rod (5 b 1);
the method comprises the following steps: the method comprises the following steps: opening the second fastening band (5 a 3) relative to the first fastening band (5 a 1);
step two: the first clamping hoop (5 a 1) is clamped on the bridge guardrail, and the first fixing plate (5 a 2) and the second fixing plate (5 a 4) are fixedly connected through screws;
step three: adjusting the distance between the second fixing nut (5 b 4) and the first fixing nut (5 b 2) to clamp the hook claw (5 b 6) on the upright post at the bottom end of the guardrail, and ensuring that one side of the mounting plate (6) is vertical to the horizontal plane;
step four: the lifting working ends of the lifting mechanisms (7) are adjusted through the lifting working ends of the first tightening lifting mechanism and the second tightening lifting mechanism, so that the working ends at the two sides of the first tightening lifting mechanism and the second tightening lifting mechanism at the two sides are kept at the same horizontal plane and the same vertical plane, and the guide rope of the electric hoist (4) sequentially passes through the two sides of the working end of the first tightening lifting mechanism, and the traction end of the traction guide mechanism (2) is fixedly connected with the two sides of the lifting working end of the second tightening lifting mechanism;
step five: thereby start electronic calabash (4) and tighten the guide rope, start cutting machine (1) and carry out cutting work.
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CN111547412A (en) * | 2020-05-07 | 2020-08-18 | 广州合创未来科技有限公司 | Garbage recycling system and method |
CN112482223B (en) * | 2020-11-02 | 2022-08-09 | 中交二公局东萌工程有限公司 | Method for cutting expansion joint of bridge guardrail |
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