CN113399733A

CN113399733A - On-spot cutting means of steel bar truss building carrier plate

Info

Publication number: CN113399733A
Application number: CN202110807800.4A
Authority: CN
Inventors: 李承蔚; 曾江; 童凯强; 张小雨; 邱思斌; 梁大萌; 杨和海; 段钰
Original assignee: China Construction Third Bureau Construction Engineering Co Ltd
Current assignee: China Construction Third Engineering Bureau Co Ltd; China Construction Third Bureau Group Co Ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-09-17
Anticipated expiration: 2041-07-16
Also published as: CN113399733B

Abstract

The invention relates to the technical field of building construction, in particular to a field cutting tool for a steel bar truss floor support plate, which comprises a base, wherein the top of the base is provided with a mounting groove, the inner wall of the mounting groove is rotatably connected with a first cutting tool, the top of the first cutting tool penetrates through the top of the base and extends out, the top of the base is fixedly provided with a mounting frame, the bottom of a second cutting tool penetrates through the bottom of the mounting frame and extends out, and the top of the base is provided with a mobile platform through a mobile driving device. This device is through first cutting tool and second cutting tool, fixed clamping device's setting for the device can carry out synchronous cutting from top to bottom to steel bar truss building carrier plate, thereby avoids steel bar truss building carrier plate because the steel bar structure at top and the cutting that can't overturn, and fixes through fixed clamping device, makes steel bar truss building carrier plate cutting process stable, is favorable to the cutting of steel bar truss building carrier plate.

Description

On-spot cutting means of steel bar truss building carrier plate

Technical Field

The invention relates to the field of building construction, in particular to a field cutting tool for a steel bar truss floor bearing plate.

Background

Use the reinforcing bar as last chord, last chord and web member, the truss that forms through resistance spot welding connection is called steel bar truss, steel bar truss connects into holistic combination bearing plate through resistance spot welding with the bottom plate and is called steel bar truss building carrier plate, assembled steel bar truss building carrier plate can show and reduce on-the-spot reinforcement engineering volume in the building work process for the construction progress, steel bar truss building carrier plate is in on-the-spot installation, thereby need cut at the scene and carry out the fine setting of size, thereby the cooperation equipment of assurance steel bar truss building carrier plate.

The prior art discloses the patent in the aspect of the building carrier plate cutting, chinese patent with application number 201721249516.0 discloses a building carrier plate make-up machine cutter mechanism, which comprises a frame, base and crossbeam, the end fixing of frame is equipped with base and crossbeam, the fixed hydro-cylinder that is equipped with in top of crossbeam, the one end fixed connection connecting plate that the hydro-cylinder is located the crossbeam below, the one end fixed connection pressure beam of hydro-cylinder is kept away from to the connecting plate, the fixed a plurality of bulges that are equipped with in upper end of base, a plurality of indent that correspond with the bulge are seted up to the lower extreme of pressure beam, the indent internal fixation is equipped with the blade.

Steel bar truss building carrier plate is because the welding of steel bar truss and building carrier plate, it is big to lead to the upper and lower width of steel bar truss building carrier plate, prior art is when cutting steel bar truss building carrier plate, adopt the vertical cutting mode from top to bottom, however, from top to bottom when cutting, the reinforcing bar of steel bar truss building carrier plate can be extrudeed to the cutting tool, make the reinforcing bar bear great effort with the splice of building carrier plate, thereby make the reinforcing bar and the splice of building carrier plate fracture easily, the stability that leads to steel bar truss building carrier plate splice after the cutting receives the influence, safety after the equipment of steel bar truss building carrier plate causes adverse effect. Therefore, the invention provides a field cutting tool for a steel bar truss floor support plate, which is used for solving the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a field cutting tool for a steel bar truss floor support plate.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a steel bar truss floor support plate on-site cutting tool comprises a base, wherein the top of the base is provided with an installation groove, the inner wall of the mounting groove is rotatably connected with a first cutting tool, the top of the first cutting tool penetrates through the top of the base and extends out, the top of the base is fixed with a mounting rack, the inner wall of the mounting rack is rotatably connected with a first rotating shaft, the surface of the first rotating shaft is fixedly connected with a second cutting tool, the second cutting tool and the first cutting tool are distributed in a vertically staggered manner, and a rotary driving device is arranged between the second cutting tool and the first cutting tool, the bottom of the second cutting tool penetrates through the bottom of the mounting frame and extends out, the top of the base is provided with a mobile platform through a mobile driving device, a fixed clamping device capable of adjusting the direction is arranged above the mobile station, and the fixed clamping device can fixedly clamp the special-shaped steel bar truss floor support plate; during operation, when cutting steel bar truss floor bearing plate in the prior art, a longitudinal cutting mode from top to bottom is adopted, however, when cutting is carried out from top to bottom, the cutting tool can extrude the steel bars of the steel bar truss floor bearing plate, so that the welding positions of the steel bars and the floor bearing plate bear huge acting force, the welding positions of the steel bars and the floor bearing plate are easy to break, the stability of the welding positions of the steel bar truss floor bearing plate after cutting is affected, the safety of the steel bar truss floor bearing plate after assembly is adversely affected, the above problems can be solved, the specific working mode is that the base can be used for supporting the whole device, the first cutting tool can cut the bottom of the steel bar truss floor bearing plate after rotating, the first rotating shaft drives the second cutting tool to rotate, the second cutting tool can cut the upper portion of the steel bar truss floor bearing plate after rotating, the mounting rack can be used for cutting the first rotating shaft, The second cutting tool is fixedly installed, so that the first cutting tool and the second cutting tool can simultaneously cut the upper part and the lower part of the steel bar truss floor bearing plate, the mobile station can drive the fixed steel bar truss floor bearing plate to move under the action of the mobile driving device to cut, the steel bar truss floor bearing plate is not required to be overturned to cut upwards, the steel bar truss floor bearing plate is clamped and fixed through the fixed clamping device, the acting force exerted on the steel bars on the steel bar truss floor bearing plate when being cut is supported and shared by the fixed clamping device instead of completely acting on the welding positions of the steel bars and the floor bearing plate, the first cutting tool and the second cutting tool in the vertical direction can cut the steel bar truss floor bearing plate at one time, the stability in the cutting process of the steel bar truss floor bearing plate is favorably ensured, and the influence on the safety of the truss floor bearing plate caused by the damage of the welding positions of the steel bars and the floor bearing plate is favorably avoided, and fixed clamping device can adjust the direction to can carry out the adaptability with fixing steel bar truss building carrier plate cutting direction and the cutting position on fixed clamping device and adjust, thereby satisfy abundanter cutting needs, improve the suitability.

Preferably, the fixed clamping device comprises a U-shaped mounting table and a plurality of groups of second screws, the U-shaped mounting table is mounted at the top of the mobile station through an angle adjusting device, a third motor is fixed on the side wall of the U-shaped mounting table through a screw, a second transmission gear is fixed on an output shaft of the third motor, the plurality of groups of second screws are respectively inserted at the top of the U-shaped mounting table in a sliding manner, the surfaces of all the second screws are in threaded connection with the third transmission gear, the third transmission gear is rotatably connected at the top of the U-shaped mounting table, the second transmission gear and the outer rings of the plurality of third transmission gears are jointly in transmission connection with a second transmission chain, the bottoms of all the second screws penetrate through the U-shaped mounting table and extend to the positions, close to the end parts, on the rear surface of the inner cavity of the second screws, limiting lugs are fixed on the outer rings of all the limiting lugs in a matched manner and sleeved manner, cylindrical grooves for limiting the separation of the splicing sleeves from the limiting lugs to provide space are formed in the inner walls of all the splicing sleeves, a first fixing plate is fixed at the bottom of the splicing sleeve of the same group, fixing rods are symmetrically fixed at two ends of the top of all the first fixing plates, moving blocks are fixed at the top of all the fixing rods, the second screw rod penetrates through the inside of the moving block, two sides of the first fixing plate are respectively hinged with a turnover plate, two ends of the opposite sides of the turnover plates in the same group are respectively provided with a first chute, the outer rings of the second screw rods in the same group are respectively sheathed with a pushing plate through common threads, the push plate is positioned below the moving block, spherical sliding blocks corresponding to the first sliding grooves are fixed on two sides of the push plate, the spherical sliding blocks are inserted into the first sliding grooves in a sliding mode, and openings which are mutually inserted are formed in the upper portions of the adjacent turnover plates; when the device works, the U-shaped mounting platform is arranged at the top of the mobile platform through the angle adjusting device, so that the U-shaped mounting platform can rotate to adjust the angle, the third motor can drive the second transmission gear to rotate through the output shaft after being started, the second transmission gear can drive the second transmission chain matched with the second transmission gear to transmit, the second transmission chain drives the third transmission gear to rotate, meanwhile, the bottom of the second screw rod is inserted into the inserting sleeve through the limiting lug and can not rotate, the third transmission gear drives the second screw rod matched with the third transmission gear to move downwards after rotating, the second screw rod drives the limiting lug and the inserting sleeve to move downwards after moving downwards, the inserting sleeve drives the first fixing plate to move downwards, the first fixing plate moves downwards to abut against the bottom of the steel bar truss floor bearing plate and can not move downwards, and the second screw rod drives the limiting lug to move downwards to the inside of the cylindrical groove, then the rotation of the third transmission gear can not drive the second screw to move downwards, and then the second screw is driven to rotate, the second screw drives the pushing plate in threaded connection with the second screw to move downwards after rotating, the pushing plate drives the spherical slide block to move downwards in the first sliding groove after moving, so that the spherical slide block can push the turnover plates at two sides to turn over in the downward moving process, the upper parts of the adjacent turnover plates are inserted in a staggered way through the mutually inserted openings in the turning process, the adjacent turnover plates can not rotate due to top abutting in the turning process, the angle of the turnover plates after turning is adjusted to be attached to the steel bars of the steel bar truss floor bearing plate, and the steel bar truss floor bearing plate is supported and fixed, so that the steel bar truss floor bearing plate is fixed up and down in the cutting process, and the impact force on the top of the steel bar truss floor bearing plate can be supported and shared by the turnover plates when cutting is carried out, make the impact force of reinforcing bar can not all be used in the splice of steel bar truss building carrier plate, be favorable to avoiding the damaged disconnection of welding point among the steel bar truss building carrier plate cutting process to be favorable to guaranteeing stability and security among the steel bar truss building carrier plate welding process.

Preferably, the angle adjusting device comprises a first arc-shaped groove, an arc-shaped sliding block, first gears and a second rotating shaft, the first arc-shaped groove is formed in the top of the mobile station, the arc-shaped sliding block is inserted into the first arc-shaped groove in a sliding mode, the top of the arc-shaped sliding block is fixedly connected with the bottom of the U-shaped mounting table, a first rack is fixed on the inner arc edge of the arc-shaped sliding block, a plurality of first gears are rotatably mounted inside the mobile station and meshed with the first rack, first transmission gears are fixed on the bottoms of all the first gear center shafts, first transmission chains are jointly connected with the outer rings of all the first transmission gears in a transmission mode, a second motor is arranged on the bottom of one first transmission gear center shaft, the second motor is fixed on the bottom of the mobile station through screws, an output shaft of the second motor is fixedly connected with the center shaft of the first transmission gears, the second rotating shaft is fixed on the bottom of the U-shaped mounting table and is located at the circle center of the first arc-shaped groove, the bottom of the second rotating shaft is rotatably inserted into the top of the mobile station; when the steel bar truss floor support plate adjusting device works, the second rotating shaft can determine a rotating center in the rotating adjusting process of the U-shaped mounting platform to avoid the U-shaped mounting platform from deviating after rotating, the output shaft drives the first transmission gear fixed with the second rotating shaft to rotate after the second motor is started, the first transmission gear drives the first transmission chain matched with the first transmission gear to transmit after rotating, the remaining first transmission gear is driven to rotate after the first transmission chain transmits, all the first transmission gears drive the first gears to rotate after rotating, the first gear drives the first rack meshed with the first gears to move after rotating, the first rack drives the arc-shaped sliding block to rotate around the second rotating shaft in the first arc-shaped groove, the U-shaped mounting platform is driven to rotate after rotating to adjust the angle, the first racks can be meshed with the first gears when moving to any position in the first arc-shaped groove by the plurality of first gears, so that the steel bar truss floor support plate can be adjusted in the U-shaped mounting platform after being mounted in the U-shaped mounting platform, make steel bar truss building carrier plate can adjust arbitrary angle and cut to make the device can cooperate the environment that steel bar truss building carrier plate needs the equipment to cut, be favorable to steel bar truss building carrier plate to improve the suitability of installation through the cutting of each angle.

Preferably, a second arc-shaped groove is formed in the top of the moving platform, the second arc-shaped groove is located on the outer side of the first arc-shaped groove, a plurality of moving pipes corresponding to the second arc-shaped groove are movably inserted into the bottom of the U-shaped mounting platform, the bottoms of the moving pipes are slidably inserted into the second arc-shaped groove, elastic expansion pipes are fixedly connected to the bottoms of the moving pipes, pushing blocks are clamped inside the moving pipes, moving rods are fixed to the tops of the pushing blocks, the tops of the moving rods penetrate through the top of a bottom plate of the U-shaped mounting platform and extend out, springs are sleeved on outer rings of the moving rods, and two ends of each spring are fixedly connected with the U-shaped mounting platform and the pushing blocks respectively; when the steel bar truss floor support plate cutting device works, after the U-shaped mounting table is rotated to adjust the angle, in the cutting process, the steel bar truss floor support plate can push the U-shaped mounting table due to the stress to generate a rotation trend, the angle adjusting device needs to bear the pushing force, so that the burden of the angle adjusting device is increased, the angle adjusting device does not have a stable positioning function, the cutting direction of the steel bar truss floor support plate can be changed when the U-shaped mounting table is slightly moved due to the pushing force, the cutting surface of the steel bar truss floor support plate is uneven, even the first cutting tool and the second cutting tool are twisted and damaged due to the change of the cutting direction of the steel bar truss floor support plate, the problem can be solved by the scheme, the specific working mode is as follows, the steel bar truss floor support plate is placed above the U-shaped mounting table to adjust the angle, after the angle is adjusted, an operator operates the first fixing plate to move downwards to fix the steel bar truss floor support plate, after the steel bar truss floor bearing plate is downwards extruded by the first fixing plate, the movable rod is downwards moved and extruded, the movable rod is downwards moved after being extruded, the movable rod drives the pushing block to downwards move, the pushing block downwards extrudes the inner wall of the movable pipe, the movable pipe downwards moves and extrudes the elastic expansion pipe, the elastic expansion pipe is folded towards the outer ring and is outwards extruded and fixed by the first fixing plate, the elastic expansion pipe is outwards folded and is exploded to abut against the side wall of the second arc-shaped groove, the elastic expansion pipe is clamped on the side wall of the second arc-shaped groove, the position of the movable pipe is fixed, the angle of the U-shaped mounting table after rotation is fixed, after the steel bar truss floor bearing plate is disassembled, the pushing block is upwards moved by the spring, the movable pipe is upwards moved after the pushing block upwards moves to drive the movable pipe to upwards so that the elastic expansion pipe resets and extrudes the side wall of the second arc-shaped groove, the U-shaped mount table can resume rotating, make the U-shaped mount table after angle regulation, the fixed process through steel bar truss building carrier plate drives the U-shaped mount table and fixes, angle adjusting device's atress has been shared, make the location ability reinforcing, it excessively squints to drive the U-shaped mount table in the steel bar truss building carrier plate cutting process to avoid, thereby be favorable to guaranteeing steel bar truss building carrier plate cutting process's stability, avoid first cutting tool and second cutting tool to take place the rupture because the skew of steel bar truss building carrier plate simultaneously.

Preferably, a fourth motor is fixed to the bottom of the side wall of the U-shaped mounting table through screws, a plurality of second rotating rollers are rotatably mounted inside the bottom plate of the U-shaped mounting table, the top of each second rotating roller penetrates through the top of the bottom plate of the U-shaped mounting table, one end, facing the fourth motor, of each second rotating roller penetrates through the side wall of the U-shaped mounting table and extends out of the side wall of the U-shaped mounting table to be fixed with a fifth transmission gear, the outer rings of all the fifth transmission gears are jointly in transmission connection with a fourth transmission chain, the output shaft of the fourth motor is fixedly connected with the central shaft of one of the fifth transmission gears, and a plurality of third rotating rollers are rotatably mounted at the bottom of the first fixing plate; when the steel bar truss floor bearing plate is in operation, when the requirement is not met by one-time cutting, the steel bar truss floor bearing plate needs to be cut for the second time, so that the steel bar truss floor bearing plate needs to be disassembled and assembled again, and the cutting operation is inconvenient, the scheme can solve the problems, and the specific working mode is as follows, after the fourth motor is started, the fifth transmission gear fixed with the fourth motor can be driven to rotate through the output shaft, the fifth transmission gear drives the fourth transmission chain to transmit after rotating, the rest of the fifth transmission gears are driven to rotate after the fourth transmission chain transmits, the second rotating rollers fixed with the fifth transmission gears are respectively driven to rotate after all the fifth transmission gears rotate, the steel bar truss floor bearing plate arranged inside the U-shaped mounting table can be transmitted after the second rotating rollers rotate, the third rotating rollers can be rotatably matched with the transmission of the steel bar truss floor bearing plate, so that the steel bar truss floor bearing plate does not need to be disassembled and assembled again when the second cutting is carried out, but the rotation through the second live-rollers drives the steel bar truss building carrier plate and removes the adjustment of cutting length to convenience when being favorable to promoting steel bar truss building carrier plate and carrying out the secondary cutting.

Preferably, the mobile driving device comprises a threaded sleeve rod and a first motor, the threaded sleeve rod is fixed at the bottom of the mobile station and is inserted into the base in a sliding manner, a first screw rod is inserted into the internal thread of the threaded sleeve rod, two ends of the first screw rod are rotatably installed in the base, one end of the first screw rod penetrates through the end of the base and extends out, the first motor is fixed at the end of the base through a screw, and an output shaft of the first motor is fixedly connected with the end of the first screw rod; during operation, can drive first screw rod through the output shaft after the first motor starts and rotate, the screw thread loop bar can't rotate owing to be fixed with the mobile station simultaneously, make first screw rod rotate the back and drive screw-thread fit's screw thread loop bar with it and rotate and remove, the screw thread loop bar drives the mobile station removal after removing, make the device can remove and drive steel bar truss building carrier plate and remove the cutting, make the operator need not manual promotion steel bar truss building carrier plate and remove the cutting after finishing installing, be favorable to reducing the degree of difficulty of steel bar truss building carrier plate cutting adjustment, the operator can keep away from the device in the cutting process simultaneously, be favorable to avoiding spark and the piece sputtering operator in the cutting process, be favorable to carrying steel bar truss building carrier plate cutting process's security.

Preferably, a second chute is formed in one side, facing the first cutting tool, of the threaded sleeve rod, a second rack is fixed at the bottom of the second chute, a plurality of first rotating rollers are rotatably installed at the top of the base, the first rotating rollers are located on one side, close to the installation frame, of the top of the base, fourth gears are fixed at the end portions of all the first rotating rollers, third gears are arranged at the bottoms of all the fourth gears, the third gears are meshed with the fourth gears, the diameter of each third gear is larger than that of each fourth gear, rotating rods are fixed on one sides, facing away from the first rotating rollers, of all the third gears, the rotating rods are rotatably inserted into the base, second gears are fixed at the other ends of all the rotating rods, and all the second gears are located in the second chute and meshed with the second rack; during the operation, in the cutting process of the steel bar truss floor support plate, cut crushed aggregates can be accumulated on the top of the base to influence the cutting, so that an operator needs to clean the cut crushed aggregates, but the temperature of the crushed aggregates which are just cut is high, the operator is easily scalded, time needs to be consumed for waiting for the cooling of the crushed aggregates to influence the cutting efficiency, the scheme can solve the problems in the following specific working mode, in the cutting process of the steel bar truss floor support plate, the mobile station moves on the top of the base to drive the steel bar truss floor support plate to cut, the mobile station moves to the end part of the base after the cutting of the steel bar truss floor support plate is finished, the mobile station can continuously move for a distance forward to ensure the complete cutting of the steel bar truss floor support plate, the mobile station drives the second rack inside the second chute to move after moving, so that the second rack moves to the lower part of the second gear and is meshed with the second gear, the second rack drives the second gear rotation of meshing with it after removing, the second gear drives the dwang and rotates, the dwang drives third gear rotation, drive the fourth gear rotation of meshing with it after the third gear rotation, simultaneously because the diameter of third gear is greater than the fourth gear, and the third gear leads to both linear velocities the same with the meshing of fourth gear mutually, thereby make the angular velocity of fourth gear be greater than the third gear, make fourth gear slew velocity faster, the fourth gear drives first rotor roll and rotates, quick pivoted first rotor roll drives the crushed aggregates of base top and conveys, the crushed aggregates clearance of base top, be favorable to avoiding the crushed aggregates to pile up the influence to steel bar truss building carrier plate cutting, need not operator's manual clearance simultaneously, realize automatic clearance, staff's working strength has been reduced, be favorable to improving work efficiency.

Preferably, two second fixing plates are fixed on one side of the top of the base, the two second fixing plates are respectively and fixedly connected with two sides of the lower portion of the mounting frame, a plurality of third screw rods are inserted into the second fixing plates and the inner array of the lower portion of the mounting frame, a supporting plate is jointly fixed on one end, facing the U-shaped mounting table, of each third screw rod, a sliding plate is slidably connected to one side, away from the second fixing plates, of each supporting plate, a fourth conveying gear is sleeved on outer rings of all the third screw rods in a threaded manner, the fourth conveying gear is rotatably inserted into the inner portions of the lower portions of the second fixing plates and the mounting frame, third conveying chains are jointly connected to outer rings of all the fourth conveying gears in a transmission manner, and a rotating handle is fixed on the side wall of one of the fourth conveying gears; when the steel bar truss floor bearing plate cutting machine works, in order to enable the cut steel bar truss floor bearing plate to be installed in a matched mode, the cutting size of the steel bar truss floor bearing plate needs to be fixed, if the cutting size of the steel bar truss floor bearing plate deviates, the cut steel bar truss floor bearing plate cannot be installed in a matched mode, the problem can be solved by the scheme, the specific working mode is that an operator can rotate a rotating handle, the rotating handle can drive a fourth transmission gear fixed with the rotating handle to rotate after rotating, the fourth transmission gear drives a third transmission chain to transmit, the third transmission chain drives other fourth transmission gears to rotate after transmitting, a third screw cannot rotate due to the fact that the end portion of the third screw is fixed with a supporting plate, a third screw connected with the third screw in a threaded connection mode is driven to move after rotating all the fourth transmission gears, and the supporting plate is driven to move after moving the third screw, can adjust the perpendicular distance with first cutting tool, second cutting tool after the backup pad removes, the sliding plate can remove along with the removal of steel bar truss building carrier plate and support, thereby fix the size of steel bar truss building carrier plate cutting, make the size of steel bar truss building carrier plate cutting in-process fixed, precision when being favorable to guaranteeing steel bar truss building carrier plate cutting, thereby be favorable to the installation of the steel bar truss building carrier plate after the cutting.

Preferably, the rotary driving device comprises a double-shaft motor, the double-shaft motor is fixedly connected to a support frame body at the bottom end of the base, one end of the double-shaft motor is in transmission connection with a cutter shaft of the first cutting tool through a first conveying belt, and the other end of the double-shaft motor is in transmission connection with the first rotary shaft through a second conveying belt; during operation, two output shafts of biax motor can drive first conveyer belt and second conveyer belt simultaneously and carry out the transmission, drive first cutting tool behind the first conveyer belt transmission and rotate, drive first pivot behind the second conveyer belt transmission and rotate, and drive second cutting tool through first pivot and rotate, thereby make first cutting tool and second cutting tool can rotate in step and cut steel bar truss building carrier plate, thereby make steel bar truss building carrier plate can the upper and lower synchronous cutting at the cutting in-process, be favorable to keeping the level and smooth of cutting plane.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the arrangement of the first cutting tool and the second cutting tool, the device can simultaneously cut the upper part and the lower part of the steel bar truss floor bearing plate, so that the steel bar truss floor bearing plate is not required to be turned over to cut the upper part, and the first cutting tool and the second cutting tool which are simultaneously cut are positioned on the same plane, thereby being beneficial to ensuring the smoothness of the cutting plane of the steel bar truss floor bearing plate.

2. According to the invention, through the arrangement of the first fixing plate and the turnover plate, the bottom of the steel bar truss floor bearing plate can be fixed after the first fixing plate moves downwards, the adjacent turnover plates can be mutually crossed to form a triangular support after being turned over, and the steel bars above the steel bar truss floor bearing plate are supported, so that the steel bars above the steel bar truss floor bearing plate are supported by the turnover plate in the cutting process, the force applied during cutting the steel bars is prevented from being supported by the welding point, the stability of the welding point after the steel bar truss floor bearing plate is cut is favorably ensured, and the safety after the steel bar truss floor bearing plate is assembled is favorably ensured.

3. This device is through the setting of second motor and arc slider for the second motor can drive and drive arc slider and rotate, thereby makes arc slider drive the U-shaped mount table and rotates, can adjust the cutting angle of steel bar truss building carrier plate after the U-shaped mount table rotates, is favorable to steel bar truss building carrier plate to cooperate the installation demand to carry out the cutting of each inclination.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially enlarged structural diagram of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural view of the base of the present invention after being sectioned.

Fig. 4 is a partially enlarged structural diagram of the invention at B in fig. 3.

Fig. 5 is a structural diagram of the mobile station of the present invention after being sectioned at the bottom.

Fig. 6 is a partially enlarged structural view of the part C in fig. 5 according to the present invention.

FIG. 7 is a schematic structural view of the base of the present invention after being cut in the middle.

Fig. 8 is a partially enlarged structural view of the invention at D in fig. 7.

FIG. 9 is a schematic structural view of the threaded shank of the present invention taken in common with the bottom of the U-shaped mounting platform.

Fig. 10 is a partially enlarged view of E in fig. 9 according to the present invention.

Fig. 11 is an enlarged cross-sectional view of the moving pipe according to the present invention.

Fig. 12 is a cross-sectional structural view of a second fixing plate according to the present invention.

Fig. 13 is a partially enlarged view of F in fig. 12 according to the present invention.

FIG. 14 is a schematic view of the base of the present invention taken along the middle of the first rotatable roller.

Fig. 15 is a partially enlarged view of the structure at G in fig. 14 according to the present invention.

Fig. 16 is another angle structure diagram of the base of the present invention along the middle section of the first rotating roller.

Fig. 17 is a partially enlarged view of the structure at H in fig. 16 according to the present invention.

In the figure: 1. a base; 2. a double-shaft motor; 3. a first conveyor belt; 4. a first cutting tool; 5. a second conveyor belt; 6. a first rotating shaft; 7. a second cutting tool; 8. a mobile station; 9. a threaded rod; 10. a U-shaped mounting table; 11. a first motor; 12. a first screw; 13. a first arc-shaped slot; 14. an arc-shaped sliding block; 15. a second motor; 16. a first transmission gear; 17. a first gear; 18. a first conveyor chain; 19. a first rack; 20. a second rotating shaft; 21. a moving block; 22. fixing the rod; 23. a first fixing plate; 24. a plug bush; 25. a cylindrical groove; 26. a limiting bump; 27. a second screw; 28. a third motor; 29. a second transmission gear; 30. a third transfer gear; 31. a second conveyor chain; 32. a turnover plate; 33. a push plate; 34. a spherical slider; 35. a first chute; 36. an opening; 37. a second arc-shaped slot; 38. moving the tube; 39. an elastic expansion tube; 40. a pushing block; 41. a travel bar; 42. a spring; 43. a second fixing plate; 44. a support plate; 45. a third screw; 46. a fourth transfer gear; 47. a third conveyor chain; 48. rotating the handle; 49. a mounting frame; 50. a second chute; 51. a second rack; 52. a second gear; 53. rotating the rod; 54. a third gear; 55. a fourth gear; 56. a first rotating roller; 57. a fourth motor; 58. a fifth transfer gear; 59. a fourth conveyor chain; 60. a second rotating roller; 61. a third rotating roller; 62. a sliding plate.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-17, a steel bar truss floor support plate on-site cutting tool comprises a base 1, and is characterized in that a mounting groove is formed in the top of the base 1, a first cutting tool 4 is rotatably connected to the inner wall of the mounting groove, the top of the first cutting tool 4 penetrates through the top of the base 1 and extends out, a mounting frame 49 is fixed to the top of the base 1, a first rotating shaft 6 is rotatably connected to the inner wall of the mounting frame 49, a second cutting tool 7 is fixedly connected to the surface of the first rotating shaft 6, the second cutting tool 7 and the first cutting tool 4 are distributed in a vertically staggered manner, a rotary driving device is jointly installed between the first cutting tool and the second cutting tool, the bottom of the second cutting tool 7 penetrates through the bottom of the mounting frame 49 and extends out, a moving table 8 is installed at the top of the base 1 through the rotary driving device, a fixed clamping device capable of adjusting direction is installed above the moving table 8, the fixed clamping device can fixedly clamp the special-shaped steel bar truss floor bearing plate; when the steel bar truss floor bearing plate cutting device works, when the steel bar truss floor bearing plate is cut in the prior art, a longitudinal cutting mode from top to bottom is adopted, however, when the steel bar truss floor bearing plate is cut from top to bottom, the cutting tool can extrude the steel bars of the steel bar truss floor bearing plate, so that the welding positions of the steel bars and the floor bearing plate bear huge acting force, the welding positions of the steel bars and the floor bearing plate are easy to break, the stability of the welding positions of the steel bar truss floor bearing plate after being cut is influenced, and the safety of the steel bar truss floor bearing plate after being assembled is adversely affected, the scheme can solve the problems, the specific working mode is as follows, the base 1 can be used for supporting the whole device, the bottom of the steel bar truss floor bearing plate can be cut after the first cutting tool 4 rotates, the first rotating shaft 6 drives the second cutting tool 7 to rotate, the second cutting tool 7 can cut above the steel bar truss floor bearing plate after rotating, the mounting rack 49 can fixedly mount the first rotating shaft 6 and the second cutting tool 7, so that the first cutting tool 4 and the second cutting tool 7 can simultaneously cut the steel bar truss floor support plate up and down, the mobile station 8 can drive the fixed steel bar truss floor support plate to move and cut under the action of the mobile driving device, so that the steel bar truss floor support plate can be cut upwards without being overturned, and the steel bar truss floor support plate is clamped and fixed by the fixed clamping device, so that the acting force exerted on the steel bars on the steel bar truss floor support plate when being cut is supported and shared by the fixed clamping device instead of completely acting on the welding position of the steel bars and the floor support plate, and the first cutting tool 4 and the second cutting tool 7 in the up and down direction can cut the steel bar truss floor support plate at one time, thereby being beneficial to ensuring the stability of the steel bar truss floor support plate in the cutting process, thereby be favorable to avoiding the impaired security to steel bar truss building carrier plate of the splice of reinforcing bar and building carrier plate to cause the influence, and fixed clamping device can adjust the direction, thereby can carry out the adaptability with fixed steel bar truss building carrier plate cutting direction and the cutting position on fixed clamping device and adjust, thereby satisfy abundanter cutting needs, improved the suitability.

As an embodiment of the invention, the fixed clamping device comprises a U-shaped mounting table 10 and a plurality of groups of second screws 27, the U-shaped mounting table 10 is mounted on the top of the movable table 8 through an angle adjusting device, a third motor 28 is fixed on the side wall of the U-shaped mounting table 10 through screws, a second transmission gear 29 is fixed on the output shaft of the third motor 28, the plurality of groups of second screws 27 are respectively inserted on the top of the U-shaped mounting table 10 in a sliding manner, the surfaces of all the second screws 27 are in threaded connection with third transmission gears 30, the third transmission gears 30 are rotatably connected on the top of the U-shaped mounting table 10, the second transmission gears 29 and the outer rings of the plurality of third transmission gears 30 are jointly in transmission connection with a second transmission chain 31, the bottoms of all the second screws 27 penetrate through the U-shaped mounting table 10 and extend to the positions, close to the end parts, on the rear surface of the inner cavity of the second screws 27, limit lugs 26 are fixedly sleeved with inserting sleeves 24 in a matching manner, the inner wall of all the plug bushes 24 is provided with a cylindrical groove 25 which is used for limiting the plug bushes 24 to be separated from the limiting bump 26 to provide a space, the bottom of the plug bush 24 in the same group is jointly fixed with a first fixing plate 23, two ends of the top of all the first fixing plates 23 are symmetrically fixed with fixing rods 22, the top of all the fixing rods 22 is jointly fixed with a moving block 21, a second screw 27 penetrates through the inside of the moving block 21, two sides of the first fixing plate 23 are hinged with turnover plates 32, two ends of the opposite sides of the turnover plates 32 in the same group are respectively provided with a first sliding groove 35, the outer ring of the second screw 27 in the same group is jointly sheathed with a pushing plate 33 in a threaded manner, the pushing plate 33 is positioned below the moving block 21, two sides of the pushing plate 33 are fixedly provided with spherical sliding blocks 34 corresponding to the first sliding grooves 35, the spherical sliding blocks 34 are inserted in the first sliding grooves 35, and the upper parts of the adjacent turnover plates 32 are respectively provided with openings 36 which are mutually inserted; during operation, the U-shaped mounting platform 10 is mounted on the top of the mobile station 8 through an angle adjusting device, so that the U-shaped mounting platform 10 can rotate to adjust an angle, the third motor 28 can drive the second transmission gear 29 to rotate through the output shaft after being started, the second transmission gear 29 can drive the second transmission chain 31 matched with the second transmission gear to perform transmission, the second transmission chain 31 drives the third transmission gear 30 to rotate after transmission, meanwhile, the bottom of the second screw 27 is inserted into the plug-in sleeve 24 through the limit bump 26 and cannot rotate, so that the third transmission gear 30 drives the second screw 27 in threaded fit with the third transmission gear to move downwards after rotation, the second screw 27 drives the limit bump 26 and the plug-in sleeve 24 to move downwards after moving downwards, the plug-in sleeve 24 drives the first fixing plate 23 to move downwards, the first fixing plate 23 moves downwards to abut against the bottom of the steel bar truss floor support plate and cannot move downwards, the second screw 27 drives the limit bump 26 to move downwards to the inside of the cylindrical groove 25, then the third transmission gear 30 rotates to drive the second screw 27 to move downwards, the second screw 27 rotates to drive the pushing plate 33 in threaded connection with the second screw 27 to move downwards, the pushing plate 33 moves to drive the spherical slider 34 to move downwards in the first sliding groove 35, so that the spherical slider 34 pushes the turning plates 32 at two sides to turn over in the downward moving process, the upper parts of the adjacent turning plates 32 in the turning process are inserted and connected in a staggered manner through the openings 36 inserted and connected with each other, so that the adjacent turning plates 32 cannot rotate due to top abutting in the turning process, the turning plates 32 are turned to adjust the angle to be attached to the steel bars of the steel bar truss floor bearing plate, the steel bar truss floor bearing plate is supported and fixed, and the steel bar truss floor bearing plate is fixed up and down in the cutting process, the reinforcing bar at reinforcing bar truss building carrier plate top when cutting, the impact force that receives can be supported by returning face plate 32 and share for the impact force of reinforcing bar can not all be used in the splice of reinforcing bar truss building carrier plate, is favorable to avoiding the damaged disconnection of welding point among the reinforcing bar truss building carrier plate cutting process, thereby is favorable to guaranteeing stability and the security among the reinforcing bar truss building carrier plate welding process.

As an embodiment of the invention, the angle adjusting device comprises a first arc-shaped groove 13, an arc-shaped sliding block 14, a first gear 17 and a second rotating shaft 20, the first arc-shaped groove 13 is arranged at the top of the mobile station 8, the arc-shaped sliding block 14 is inserted in the first arc-shaped groove 13 in a sliding way, the top of the arc-shaped sliding block is fixedly connected with the bottom of the U-shaped mounting table 10, a first rack 19 is fixed at the inner arc edge of the arc-shaped sliding block 14, a plurality of first gears 17 are rotatably arranged in the mobile station 8 and meshed with the first rack 19, a first transmission gear 16 is fixed at the bottom of the central shaft of all the first gears 17, a first transmission chain 18 is connected with the outer ring of all the first transmission gears 16 in a transmission way, a second motor 15 is arranged at the bottom of the central shaft of one first transmission gear 16, the second motor 15 is fixed at the bottom of the mobile station 8 through screws, and the output shaft is fixedly connected with the central shaft of the first transmission gear 16, the second rotating shaft 20 is fixed at the bottom of the U-shaped mounting table 10 and is positioned at the center of the first arc-shaped groove 13, and the bottom of the second rotating shaft 20 is rotatably inserted into the top of the mobile table 8; during operation, the second rotating shaft 20 can determine a rotation center in the rotation adjustment process of the U-shaped mounting platform 10, so as to prevent the U-shaped mounting platform 10 from shifting after rotating, the output shaft drives the first transmission gear 16 fixed with the second motor 15 to rotate after the second motor 15 is started, the first transmission gear 16 drives the first transmission chain 18 matched with the first transmission gear to transmit, the first transmission chain 18 drives the remaining first transmission gear 16 to rotate, all the first transmission gears 16 drive the first gear 17 to rotate after rotating, the first gear 17 drives the first rack 19 engaged with the first gear to move after rotating, the first rack 19 drives the arc-shaped slider 14 to rotate around the second rotating shaft 20 in the first arc-shaped groove 13, the arc-shaped slider 14 drives the U-shaped mounting platform 10 to rotate to adjust the angle after rotating, the plurality of first gears 17 enable the first rack 19 to be engaged with the first gear 17 when moving to any position in the first arc-shaped groove 13, thereby make steel bar truss building carrier plate install and can carry out the regulation of angle after 10 are inside at the U-shaped mount table for steel bar truss building carrier plate can adjust arbitrary angle and cut, thereby make the device can cooperate the environment that steel bar truss building carrier plate needs the equipment to cut, be favorable to steel bar truss building carrier plate to improve the suitability of installation through the cutting of each angle.

As an embodiment of the present invention, a second arc-shaped groove 37 is formed at the top of the moving platform 8, the second arc-shaped groove 37 is located at the outer side of the first arc-shaped groove 13, a plurality of moving tubes 38 corresponding to the second arc-shaped groove 37 are movably inserted into the bottom of the U-shaped mounting platform 10, the bottom of the moving tubes 38 is slidably inserted into the second arc-shaped groove 37, an elastic expansion tube 39 is fixedly connected to the bottom of the moving tubes 38, a pushing block 40 is clamped inside the moving tubes 38, a moving rod 41 is fixed to the top of the pushing block 40, the top of the moving rod 41 penetrates through the top of the bottom plate of the U-shaped mounting platform 10 and extends out, a spring 42 is sleeved on the outer ring of the moving rod 41, and two ends of the spring 42 are respectively fixedly connected to the U-shaped mounting platform 10 and the pushing block 40; when the steel bar truss floor support plate cutting machine works, after the U-shaped mounting table 10 is rotated to adjust the angle, in the cutting process, the steel bar truss floor support plate can push the U-shaped mounting table 10 due to the stress to generate a rotation trend, the angle adjusting device is required to bear the pushing force, so that the burden of the angle adjusting device is increased, the angle adjusting device does not have a stable positioning function, the cutting direction of the steel bar truss floor support plate can be changed when the U-shaped mounting table 10 is subjected to the pushing force and is slightly moved, the cutting surface of the steel bar truss floor support plate is uneven, even the first cutting tool 4 and the second cutting tool 7 are twisted and damaged due to the change of the cutting direction of the steel bar truss floor support plate, the problem can be solved by the scheme, the specific working mode is that the steel bar truss floor support plate is placed above the U-shaped mounting table 10 to adjust the angle, after the angle adjustment is finished, an operator operates the first fixing plate 23 to move downwards to fix the steel bar truss floor support plate, the steel bar truss floor support plate is downwards extruded by the first fixing plate 23 and then downwards moved to extrude the movable rod 41, the movable rod 41 is downwards extruded and then downwards moved, the movable rod 41 drives the pushing block 40 to downwards move, the pushing block 40 downwards extrudes the inner wall of the movable tube 38, the movable tube 38 downwards moves and then extrudes the elastic expansion tube 39, the elastic expansion tube 39 is folded towards the outer ring, the elastic expansion tube 39 is outwards folded and exploded to abut against the side wall of the second arc-shaped groove 37 after the steel bar truss floor support plate is downwards extruded and fixed by the first fixing plate 23, the elastic expansion tube 39 is clamped on the side wall of the second arc-shaped groove 37, the position of the movable tube 38 is fixed, the angle of the U-shaped mounting table 10 after rotation is fixed, after the steel bar truss floor support plate is detached, the spring 42 pulls the pushing block 40 to upwards move, the pushing block 40 upwards moves and then drives the movable tube 38 to upwards move, so that the elastic expansion tube 39 resets and extrudes the side wall of the second arc-shaped groove 37, u-shaped mount table 10 can resume the rotation, make U-shaped mount table 10 after angle regulation, the fixed process through steel bar truss building carrier plate drives U-shaped mount table 10 and fixes, angle adjusting device's atress has been shared, make the location ability reinforcing, it drives the excessive skew of U-shaped mount table 10 to avoid steel bar truss building carrier plate cutting in-process, thereby be favorable to guaranteeing steel bar truss building carrier plate cutting process's stability, avoid first cutting tool 4 and second cutting tool 7 to take place the rupture owing to the skew of steel bar truss building carrier plate simultaneously.

As an embodiment of the present invention, a fourth motor 57 is fixed at the bottom of the side wall of the U-shaped mounting table 10 by screws, a plurality of second rotating rollers 60 are rotatably mounted inside the bottom plate of the U-shaped mounting table 10, the top of the second rotating rollers 60 penetrates the top of the bottom plate of the U-shaped mounting table 10, one end of each of the second rotating rollers 60 facing the fourth motor 57 penetrates the side wall of the U-shaped mounting table 10 and extends out to be fixed with a fifth transmission gear 58, the outer rings of all the fifth transmission gears 58 are jointly connected with a fourth transmission chain 59 in a transmission manner, the output shaft of the fourth motor 57 is fixedly connected with the central shaft of one of the fifth transmission gears 58, and a plurality of third rotating rollers 61 are rotatably mounted at the bottom of the first fixing plate 23; when the steel bar truss floor bearing plate is in operation, when the requirement is not met by one-time cutting, the steel bar truss floor bearing plate needs to be cut for the second time, so that the steel bar truss floor bearing plate needs to be disassembled and assembled again, and the cutting operation is inconvenient, the scheme can solve the problems, and the specific working mode is as follows, after the fourth motor 57 is started, the fifth transmission gear 58 fixed with the fourth motor can be driven to rotate through the output shaft, the fifth transmission gear 58 rotates to drive the fourth transmission chain 59 to transmit, after the fourth transmission chain 59 transmits, the rest of the fifth transmission gears 58 rotate, after all the fifth transmission gears 58 rotate, the second rotating rollers 60 fixed with the fifth transmission gears are respectively driven to rotate, after the second rotating rollers 60 rotate, the steel bar truss floor bearing plate arranged inside the U-shaped mounting table 10 can be transmitted, and the third rotating rollers 61 can be in rotating fit with the transmission of the steel bar truss floor bearing plate, make steel bar truss building carrier plate need not to carry out the dismouting again when carrying out the secondary cutting, but the rotation drive steel bar truss building carrier plate through second live-rollers 60 removes the adjustment of cutting length to be favorable to promoting the convenience when steel bar truss building carrier plate carries out the secondary cutting.

As an embodiment of the present invention, the mobile driving device includes a threaded sleeve rod 9 and a first motor 11, the threaded sleeve rod 9 is fixed to the mobile station 8, the mobile driving device includes a threaded sleeve rod 9 and a first motor 11, the threaded sleeve rod 9 is fixed to the bottom of the mobile station 8 and is slidably inserted into the base 1, a first screw 12 is inserted into an internal thread of the threaded sleeve rod 9, two ends of the first screw 12 are rotatably installed inside the base 1, one end of the first screw 12 penetrates through an end of the base 1 and extends out, the end of the base 1 is fixed with the first motor 11 through a screw, and an output shaft of the first motor 11 is fixedly connected with an end of the first screw 12; during operation, can drive first screw rod 12 through the output shaft and rotate after first motor 11 starts, simultaneously screw rod 9 is because fixed and unable rotation with mobile station 8, make first screw rod 12 rotate the back and drive screw rod 9 with it screw-thread fit and rotate and remove, screw rod 9 removes the back and drives mobile station 8 and remove, make the device can remove and drive steel bar truss building carrier plate and remove the cutting, make the operator need not to manually promote steel bar truss building carrier plate and remove the cutting after finishing installing, be favorable to reducing the degree of difficulty of steel bar truss building carrier plate cutting adjustment, the operator can keep away from the device in the cutting process simultaneously, be favorable to avoiding spark and the piece sputtering operator in the cutting process, be favorable to carrying steel bar truss building carrier plate cutting process's security.

As an embodiment of the present invention, a second chute 50 is formed in one side of the threaded sleeve rod 9 facing the first cutting tool 4, a second rack 51 is fixed at the bottom of the second chute 50, a plurality of first rotating rollers 56 are rotatably installed at the top of the base 1, the first rotating rollers 56 are located at one side of the top of the base 1 close to the mounting frame 49, a fourth gear 55 is fixed at an end of each first rotating roller 56, a third gear 54 is arranged at the bottom of each fourth gear 55, the third gear 54 is meshed with the fourth gear 55, the diameter of the third gear 54 is larger than that of the fourth gear 55, a rotating rod 53 is fixed at one side of each third gear 54 facing away from the first rotating rollers 56, the rotating rod 53 is rotatably inserted into the base 1, a second gear 52 is fixed at the other end of each rotating rod 53, and all the second gears 52 are located inside the second chute 50 and meshed with the second rack 51; during operation, in the cutting process of the steel bar truss floor support plate, cut crushed aggregates can be accumulated at the top of the base 1 to influence the cutting, so that an operator needs to clean the cut crushed aggregates, but the temperature of the crushed aggregates which are just cut is high, the operator is easily scalded, time needs to be consumed for cooling the crushed aggregates to influence the cutting efficiency, the technical scheme can solve the problems in the prior art, and has the following specific working mode that in the cutting process of the steel bar truss floor support plate, the mobile station 8 moves at the top of the base 1 to drive the steel bar truss floor support plate to cut, after the cutting of the steel bar truss floor support plate is finished, the mobile station 8 moves to the end part of the base 1, the mobile station 8 can continuously move forward for a certain distance to ensure the complete cutting of the steel bar truss floor support plate, the mobile station 8 drives the second rack 51 in the second chute 50 to move after moving, so that the second rack 51 moves to the lower part of the second gear 52 and is meshed with the second gear 52, the second rack 51 drives the second gear 52 engaged with the second rack to rotate after moving, the second gear 52 drives the rotating rod 53 to rotate, the rotating rod 53 drives the third gear 54 to rotate, the third gear 54 drives the fourth gear 55 engaged with the third gear to rotate after rotating, meanwhile, the diameter of the third gear 54 is larger than that of the fourth gear 55, the linear velocity of the third gear 54 and the linear velocity of the fourth gear 55 are the same as that of the fourth gear 55 due to the fact that the third gear 54 is engaged with the fourth gear 55, the angular velocity of the fourth gear 55 is larger than that of the third gear 54, the rotating speed of the fourth gear 55 is higher, the fourth gear 55 drives the first rotating roller 56 to rotate, the first rotating roller 56 rotating fast drives the crushed aggregates above the base 1 to convey, the crushed aggregates above the base 1 are cleaned, the influence of the crushed aggregates accumulated on the cutting of the steel bar truss floor bearing plate is avoided, meanwhile, manual cleaning of an operator is not needed, automatic cleaning is realized, and the working intensity of the operators is reduced, is beneficial to improving the working efficiency.

As an embodiment of the present invention, two second fixing plates 43 are fixed on one side of the top of the base 1, the two second fixing plates 43 are respectively fixedly connected to two sides of the lower portion of the mounting frame 49, a plurality of third screws 45 are inserted into the second fixing plates 43 and the inner array of the lower portion of the mounting frame 49, one end of each of the third screws 45 facing the U-shaped mounting platform 10 is jointly fixed with a supporting plate 44, one side of the supporting plate 44 away from the second fixing plates 43 is slidably connected with a sliding plate 62, the outer rings of all the third screws 45 are respectively and threadedly sleeved with a fourth transmission gear 46, the fourth transmission gear 46 is rotatably inserted into the inner portions of the lower portions of the second fixing plates 43 and the mounting frame 49, the outer rings of all the fourth transmission gears 46 are jointly and drivingly connected with a third transmission chain 47, and the side wall of one of the fourth transmission gear 46 is fixedly provided with a rotating handle 48; during operation, in the cutting process of the steel bar truss floor bearing plate, in order to ensure that the cut steel bar truss floor bearing plate can be installed in a matching manner, the cutting size of the steel bar truss floor bearing plate needs to be fixed, if the cutting size of the steel bar truss floor bearing plate deviates, the cut steel bar truss floor bearing plate cannot be installed in a matching manner, the technical scheme can solve the above problems, and the specific working mode is as follows, an operator can rotate the rotating handle 48, the rotating handle 48 can drive the fourth transmission gear 46 fixed with the rotating handle to rotate, the fourth transmission gear 46 drives the third transmission chain 47 to transmit, the third transmission chain 47 drives the rest of the fourth transmission gears 46 to rotate, the end part of the third screw 45 is fixed with the supporting plate 44 and cannot rotate, so that the third screw 45 in threaded connection with the fourth transmission gear 46 is driven to move after rotating, the supporting plate 44 is driven to move after the third screw 45 moves, the backup pad 44 can adjust after removing with first cutting tool 4, the perpendicular distance of second cutting tool 7, sliding plate 62 can remove along with the removal of steel bar truss building carrier plate and support, thereby fix the size of steel bar truss building carrier plate cutting, make the size of steel bar truss building carrier plate cutting in-process fixed, precision when being favorable to guaranteeing the cutting of steel bar truss building carrier plate, thereby be favorable to the installation of the steel bar truss building carrier plate after the cutting.

As an embodiment of the invention, the rotation driving device comprises a double-shaft motor 2, the double-shaft motor 2 is fixedly connected to a support frame body at the bottom end of the base 1, one end of the double-shaft motor 2 is in transmission connection with a cutter shaft of a first cutting tool 4 through a first conveying belt 3, and the other end of the double-shaft motor 2 is in transmission connection with a first rotating shaft 6 through a second conveying belt 5; during operation, two output shafts of biax motor 2 can drive first conveyer belt 3 and second conveyer belt 5 simultaneously and carry out the transmission, it rotates to drive first cutting tool 4 after 3 transmissions of first conveyer belt, it rotates to drive first pivot 6 after 5 transmissions of second conveyer belt, and drive second cutting tool 7 through first pivot 6 and rotate, thereby make first cutting tool 4 and second cutting tool 7 can rotate in step and cut steel bar truss building carrier plate, thereby make steel bar truss building carrier plate can the upper and lower synchronous cutting in cutting process, be favorable to keeping the level and smooth of cutting plane.

The working principle of the invention is as follows: in the prior art, when the steel bar truss floor bearing plate is cut, a longitudinal cutting mode from top to bottom is adopted, however, when the steel bar truss floor bearing plate is cut from top to bottom, the cutting tool can extrude the steel bar of the steel bar truss floor bearing plate, so that the welding position of the steel bar and the floor bearing plate bears huge acting force, the welding position of the steel bar and the floor bearing plate is easy to break, the stability of the welding position of the steel bar truss floor bearing plate after being cut is influenced, and the safety of the steel bar truss floor bearing plate after being assembled is adversely affected, the scheme can solve the problems, the specific working mode is as follows, the base 1 can be used for supporting the whole device, the bottom of the steel bar truss floor bearing plate can be cut after the first cutting tool 4 rotates, the first rotating shaft 6 drives the second cutting tool 7 to rotate, the second cutting tool 7 can cut the upper part of the steel bar truss floor bearing plate after rotating, the mounting rack 49 can fixedly mount the first rotating shaft 6 and the second cutting tool 7, so that the first cutting tool 4 and the second cutting tool 7 can simultaneously cut the steel bar truss floor support plate up and down, the mobile station 8 can drive the fixed steel bar truss floor support plate to move and cut under the action of the mobile driving device, so that the steel bar truss floor support plate can be cut upwards without being overturned, and the steel bar truss floor support plate is clamped and fixed by the fixed clamping device, so that the acting force exerted on the steel bars on the steel bar truss floor support plate when being cut is supported and shared by the fixed clamping device instead of completely acting on the welding position of the steel bars and the floor support plate, and the first cutting tool 4 and the second cutting tool 7 in the up and down direction can cut the steel bar truss floor support plate at one time, thereby being beneficial to ensuring the stability of the steel bar truss floor support plate in the cutting process, thereby be favorable to avoiding the impaired security to steel bar truss building carrier plate of the splice of reinforcing bar and building carrier plate to cause the influence, and fixed clamping device can adjust the direction, thereby can carry out the adaptability with fixed steel bar truss building carrier plate cutting direction and the cutting position on fixed clamping device and adjust, thereby satisfy abundanter cutting needs, improved the suitability.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.

Claims

1. The on-site cutting tool for the steel bar truss floor bearing plate comprises a base (1) and is characterized in that a mounting groove is formed in the top of the base (1), a first cutting tool (4) is rotatably connected to the inner wall of the mounting groove, the top of the first cutting tool (4) penetrates through the top of the base (1) and extends out, a mounting frame (49) is fixed to the top of the base (1), a first rotating shaft (6) is rotatably connected to the inner wall of the mounting frame (49), a second cutting tool (7) is fixedly connected to the surface of the first rotating shaft (6), the second cutting tool (7) and the first cutting tool (4) are distributed in a vertically staggered mode, a rotary driving device is jointly installed between the second cutting tool and the first cutting tool, the bottom of the second cutting tool (7) penetrates through the bottom of the mounting frame (49) and extends out, a moving table (8) is installed at the top of the base (1) through the movable driving device, the fixed clamping device capable of adjusting the direction is installed above the mobile station (8), and the fixed clamping device can be used for fixedly clamping the special-shaped steel bar truss floor bearing plate.

2. The on-site cutting tool for the steel bar truss floor deck according to claim 1, wherein the fixed clamping device comprises a U-shaped mounting table (10) and a plurality of groups of second screw rods (27), the U-shaped mounting table (10) is mounted at the top of the mobile table (8) through an angle adjusting device, a third motor (28) is fixed on the side wall of the U-shaped mounting table (10) through screws, a second transmission gear (29) is fixed on an output shaft of the third motor (28), the plurality of groups of second screw rods (27) are respectively and symmetrically inserted at the top of the U-shaped mounting table (10) in a sliding manner, a third transmission gear (30) is in threaded connection with the surface of all the second screw rods (27), the third transmission gear (30) is rotatably connected at the top of the U-shaped mounting table (10), and a second transmission chain (31) is in transmission connection with the outer rings of the second transmission gear (29) and the plurality of third transmission gears (30), the bottoms of all the second screws (27) penetrate through the U-shaped mounting table (10) and extend to the positions, close to the end parts, on the rear surface of the inner cavity of the U-shaped mounting table, limiting convex blocks (26) are fixed, inserting sleeves (24) are sleeved on the outer rings of all the limiting convex blocks (26) in a matched mode, cylindrical grooves (25) which are used for limiting the inserting sleeves (24) to be separated from the limiting convex blocks (26) to provide spaces are formed in the inner walls of all the inserting sleeves (24), first fixing plates (23) are fixed at the bottoms of the inserting sleeves (24) in the same group together, fixing rods (22) are symmetrically fixed at two ends of the tops of all the first fixing plates (23), moving blocks (21) are fixed at the tops of all the fixing rods (22) together, the second screws (27) penetrate through the moving blocks (21), turnover plates (32) are hinged to two sides of the first fixing plates (23), and first sliding grooves (35) are formed at two ends of the opposite sides of the turnover plates (32) in the same group, the outer rings of the second screws (27) in the same group are sleeved with a pushing plate (33) in a threaded manner, the pushing plate (33) is located below the moving block (21), spherical sliding blocks (34) corresponding to the first sliding grooves (35) are fixed on two sides of the pushing plate (33), the spherical sliding blocks (34) are inserted into the first sliding grooves (35) in a sliding manner, and openings (36) which are mutually inserted are formed in the upper portions of the adjacent turnover plates (32).

3. The on-site cutting tool for the steel bar truss floor bearing plates is characterized in that the angle adjusting device comprises a first arc-shaped groove (13), an arc-shaped sliding block (14), a first gear (17) and a second rotating shaft (20), the first arc-shaped groove (13) is formed in the top of the moving table (8), the arc-shaped sliding block (14) is inserted in the first arc-shaped groove (13) in a sliding mode, the top of the arc-shaped sliding block is fixedly connected with the bottom of the U-shaped mounting table (10), a first rack (19) is fixed to the inner arc edge of the arc-shaped sliding block (14), a plurality of first gears (17) are rotatably mounted inside the moving table (8) and meshed with the first rack (19), first transmission gears (16) are fixed to the bottoms of central shafts of all the first gears (17), and first transmission chains (18) are jointly connected to outer rings of all the first transmission gears (16), the bottom of the central shaft of one of the first transmission gears (16) is provided with a second motor (15), the second motor (15) is fixed at the bottom of the mobile station (8) through screws, an output shaft is fixedly connected with the central shaft of the first transmission gear (16), the second rotating shaft (20) is fixed at the bottom of the U-shaped mounting table (10) and is positioned at the circle center of the first arc-shaped groove (13), and the bottom of the second rotating shaft (20) is rotatably inserted into the top of the mobile station (8).

4. The on-site cutting tool for the steel bar truss floor bearing plates is characterized in that a second arc-shaped groove (37) is formed in the top of the moving platform (8), the second arc-shaped groove (37) is located on the outer side of the first arc-shaped groove (13), a plurality of moving pipes (38) corresponding to the second arc-shaped groove (37) are movably inserted into the bottom of the U-shaped mounting platform (10), the bottoms of the moving pipes (38) are slidably inserted into the second arc-shaped groove (37), an elastic expansion pipe (39) is fixedly connected to the bottom of each moving pipe (38), a pushing block (40) is clamped inside each moving pipe (38), a moving rod (41) is fixed to the top of each pushing block (40), the top of each moving rod (41) penetrates through the top of the bottom plate of the U-shaped mounting platform (10) and extends out, a spring (42) is sleeved on the outer ring of each moving rod (41), two ends of the spring (42) are respectively fixedly connected with the U-shaped mounting table (10) and the pushing block (40).

5. The on-site cutting tool for the steel bar truss floor deck according to claim 3, a fourth motor (57) is fixed at the bottom of the side wall of the U-shaped mounting table (10) through a screw, a plurality of second rotating rollers (60) are rotatably arranged inside the bottom plate of the U-shaped mounting table (10), the top of the second rotating roller (60) penetrates through the top of the bottom plate of the U-shaped mounting table (10), one end, facing the fourth motor (57), of all the second rotating rollers (60) penetrates through the side wall of the U-shaped mounting table (10) and extends out to be fixed with a fifth transmission gear (58), the outer rings of all the fifth transmission gears (58) are connected with a fourth transmission chain (59) in a transmission mode, the output shaft of the fourth motor (57) is fixedly connected with the central shaft of one of the fifth transmission gears (58), and a plurality of third rotating rollers 61 are rotatably arranged at the bottom of the first fixing plate (23).

6. The on-site cutting tool for the steel bar truss floor bearing plates is characterized in that the mobile driving device comprises a threaded sleeve rod (9) and a first motor (11), the threaded sleeve rod (9) is fixed to the bottom of the mobile station (8) and is inserted into the base (1) in a sliding mode, a first screw (12) is inserted into the internal threads of the threaded sleeve rod (9), two ends of the first screw (12) are rotatably installed inside the base (1), one end of the first screw (12) penetrates through the end portion of the base (1) and extends out, the first motor (11) is fixed to the end portion of the base (1) through screws, and an output shaft of the first motor (11) is fixedly connected with the end portion of the first screw (12).

7. The on-site cutting tool for the steel bar truss floor bearing plates is characterized in that a second sliding groove (50) is formed in one side, facing a first cutting tool (4), of each threaded sleeve rod (9), a second rack (51) is fixed to the bottom of each second sliding groove (50), a plurality of first rotating rollers (56) are rotatably mounted at the top of the base (1), the first rotating rollers (56) are located on one side, close to a mounting frame (49), of the top of the base (1), fourth gears (55) are fixed to the end portions of all the first rotating rollers (56), third gears (54) are arranged at the bottoms of all the fourth gears (55), the third gears (54) are meshed with the fourth gears (55), the diameter of each third gear (54) is larger than that of each fourth gear (55), and rotating rods (53) are fixed to the sides, facing away from the first rotating rollers (56), of all the third gears (54), the dwang (53) rotate and insert the inside of locating base (1), all the other end of dwang (53) all is fixed with second gear (52), and is all second gear (52) all are located the inside of second spout (50) and mesh mutually with second rack (51).

8. The tool for cutting the floor bearing plate of the steel bar truss in situ as claimed in claim 1, wherein two second fixing plates (43) are fixed to one side of the top of the base (1), the two second fixing plates (43) are respectively fixedly connected to two sides of the lower portion of the mounting frame (49), a plurality of third screws (45) are inserted into the inner arrays of the lower portions of the second fixing plates (43) and the mounting frame (49), a support plate (44) is jointly fixed to one end of all the third screws (45) facing the U-shaped mounting platform (10), a sliding plate (62) is slidably connected to one side of the support plate (44) far away from the second fixing plates (43), a fourth transmission gear (46) is threadedly sleeved on the outer ring of all the third screws (45), and the fourth transmission gear (46) is rotatably inserted into the inner portions of the lower portions of the second fixing plates (43) and the mounting frame (49), the outer rings of all the fourth transmission gears (46) are in common transmission connection with a third transmission chain (47), and a rotating handle (48) is fixed on the side wall of one of the fourth transmission gears (46).

9. The on-site cutting tool for the steel bar truss floor bearing plates is characterized in that the rotary driving device comprises a double-shaft motor (2), the double-shaft motor (2) is fixedly connected to a support frame body at the bottom end of the base (1), one end of the double-shaft motor (2) is in transmission connection with a cutter shaft of the first cutting tool (4) through a first conveying belt (3), and the other end of the double-shaft motor (2) is in transmission connection with the first rotating shaft (6) through a second conveying belt (5).