CN111975083A

CN111975083A - Steel cutting device for bridge construction

Info

Publication number: CN111975083A
Application number: CN202010887964.8A
Authority: CN
Inventors: 颜志华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2020-11-24

Abstract

The invention relates to the technical field of bridge engineering, in particular to a steel cutting device for bridge construction, which comprises a cutting table, four support legs, two support blocks, two cutting guide rails, a cutting slide block, a cutting motor, a cutting blade, two mounting plates, a plurality of positioning guide rails, a plurality of positioning mechanisms, two support plates, a fixed plate and a plurality of fixing mechanisms, wherein the right side of the cutting table is longitudinally provided with a cutting through hole, the top ends of the four support legs are respectively fixed on the left front side, the right front side, the left rear side and the right rear side of the bottom of the cutting table, the two support blocks are respectively fixed on the front side and the rear side of the top of the cutting table, the front ends and the rear ends of the two cutting guide rails are respectively fixed on the left side and the right side of the tops of the two support blocks, the cutting slide block is in sliding connection with the two cutting guide, the cutting precision of the steel meets the requirements of bridge engineering, and the cutting efficiency of the steel is improved.

Description

Steel cutting device for bridge construction

Technical Field

The invention relates to the technical field of bridge engineering, in particular to a steel cutting device for bridge construction.

Background

As is well known, a steel cutting device is an auxiliary device used in various engineering constructions for cutting and processing steel so as to make the steel meet engineering requirements, and is widely used in the field of bridge engineering.

Chinese patent No. CN208788256U discloses a small steel cutting device, which is described generally as: the cutting machine comprises a workbench, a horizontal driving cylinder and two sliding rails are arranged on the workbench, the sliding rails are parallel to each other, a sliding seat is arranged on the sliding rails, the sliding seat and the sliding rails are movably assembled, the sliding seat drives the cylinder to linearly reciprocate along the direction of the length of the sliding rails through the horizontal driving cylinder, a cutting mechanism is arranged between the sliding seats on the different sliding rails, a screw rod and a guide rod are arranged, the cutting mechanism is in threaded connection with the screw rod, the cutting mechanism is in sliding fit with the guide rod, the cutting mechanism rotates through the screw rod and linearly reciprocates, the cutting mechanism comprises a grinding wheel, a mounting frame and a rotating motor, when the existing small steel cutting device is used, steel is placed on the workbench, and then the steel is cut through the cutting mechanism.

Found when current small-size steel cutting device uses, because bridge engineering is higher to the cutting accuracy requirement of steel, its needs careful operation just can satisfy the cutting requirement, leads to the cutting degree of difficulty of steel great and cutting efficiency lower.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a steel cutting device for bridge construction, which can conveniently complete the cutting of steel, ensure that the cutting precision of the steel meets the requirements of bridge engineering, and improve the cutting efficiency of the steel.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a steel cutting device for bridge construction comprises a cutting table, four support legs, two support blocks, two cutting guide rails, a cutting slider, a cutting motor, a cutting blade, two mounting plates, a plurality of positioning guide rails, a plurality of positioning mechanisms, two support plates, a fixing plate and a plurality of fixing mechanisms, wherein a cutting through hole is longitudinally formed in the right side of the cutting table, the top ends of the four support legs are respectively fixed on the left front side, the right front side, the left rear side and the right rear side of the bottom of the cutting table, the two support blocks are respectively fixed on the front side and the rear side of the top of the cutting table, the front ends and the rear ends of the two cutting guide rails are respectively fixed on the left side and the right side of the top of the two support blocks, the cutting slider is connected with the two cutting guide rails in a sliding manner, the cutting motor is mounted on the left side of the cutting slider, the middle of, the two mounting plates are respectively fixed at the left side and the middle part of the bottom of the cutting table, the left side and the right side of the positioning guide rails are respectively fixedly connected with the inner sides of the two mounting plates, the same interval exists between the adjacent positioning guide rails, each positioning mechanism comprises a positioning slider, an adjusting box, an adjusting worm wheel, an adjusting worm, an adjusting handle, an adjusting threaded rod, a connecting rod and a positioning plate, the bottom of the adjusting box is fixed at the top of the positioning slider, an adjusting cavity is arranged inside the adjusting box, the adjusting worm wheel is rotatably connected with the inside of the adjusting box, the rear end of the adjusting worm extends into the inside of the adjusting box and is meshed with the bottom of the adjusting worm wheel, the adjusting handle is fixed at the front end of the adjusting worm, the adjusting threaded rod is spirally arranged inside the adjusting worm wheel, the left end and the right end of the adjusting threaded rod respectively extend out the left side and the right, the locating plate is fixed on the top of connecting rod, and a plurality of positioning mechanism are respectively through a plurality of location sliders and a plurality of location guide rail sliding connection, and the left side of cutting bed is provided with a plurality of positioning hole by preceding to back uniformly, and a plurality of connecting rods pass a plurality of positioning hole respectively, and a plurality of locating plates all are located the top of cutting bed, and two backup pads are fixed respectively in the right front side and the right back side at cutting bed top, the top at two backup pads is fixed to the fixed plate, is provided with a plurality of fixed threaded holes on the fixed plate, and every fixed establishment all includes fixed threaded rod, fixed handle and fixed bolster, fixed handle installs the top at fixed threaded rod, and the fixed bolster is installed at fixed threaded rod's end, and a plurality of fixed establishment are respectively through the inside of a plurality of fixed threaded rod.

Preferably, each positioning mechanism further comprises a positioning threaded rod, a positioning threaded hole is formed in the bottom of the positioning sliding block, and the positioning threaded rod is installed inside the positioning threaded hole in a threaded mode.

Preferably, the angle of the thread unwinding helix angle of the adjusting worm in each positioning mechanism is smaller than the angle of the friction angle between the adjusting worm and the adjusting worm wheel.

Preferably, a plurality of groups of cutting indication scale marks are respectively arranged on the front sides of the positioning through holes.

Preferably, still include protection casing and fender rod, the protection casing cover is established the upper portion of cutting piece, the fender rod is "L" type, and the left end of fender rod is fixed on the right side of protection casing, and the bottom mounting of fender rod is in the top of cutting motor.

Preferably, the cutting table further comprises a dust suction fan, the dust suction fan is arranged on the front side of the cutting table, and the dust suction fan is located right in front of the cutting table.

Preferably, the cutting table further comprises a cooling fan, the cooling fan is installed on the rear side of the cutting table, and the cooling fan is located right behind the cutting table.

(III) advantageous effects

Compared with the prior art, the invention provides a steel cutting device for bridge construction, which has the following beneficial effects:

the steel cutting device for bridge construction can drive the positioning plate to move left and right through the sliding of the positioning sliding block on the positioning guide rail, the adjusting worm and the adjusting worm wheel are driven to rotate through the adjusting handle, the adjusting worm wheel can drive the adjusting threaded rod to move left and right, the left and right positions of the connecting rod and the positioning plate can be finely adjusted, the position adjustment of the positioning plate can be quickly and accurately completed through the adjustment, then, steel penetrates through the lower portion of the fixing plate and the cutting guide rail, the left end of the steel is abutted against the right side of the positioning plate, then, the fixing threaded rod and the fixing pad are fixed on the right side of the steel through the rotation of the fixing handle, then, a cutting piece is driven to rotate at high speed through the cutting motor, and then, the cutting sliding of the cutting sliding; in addition, the cutting blade can cut a plurality of groups of steel materials at one time through a plurality of positioning mechanisms and a plurality of fixing mechanisms; thereby, the accuracy of steel cutting and the cutting efficiency of steel are improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic structural diagram of a fixing plate according to the present invention;

FIG. 4 is a schematic view of the structure of the conditioning case of the present invention;

in the drawings, the reference numbers: 1. cutting table; 2. a support leg; 3. a support block; 4. cutting the guide rail; 5. cutting the sliding block; 6. cutting the motor; 7. cutting the slices; 8. mounting a plate; 9. positioning the guide rail; 10. a support plate; 11. a fixing plate; 12. cutting the through hole; 13. positioning the sliding block; 14. an adjusting box; 15. adjusting the worm gear; 16. adjusting the worm; 17. adjusting the handle; 18. adjusting the threaded rod; 19. a connecting rod; 20. positioning a plate; 21. positioning the through hole; 22. fixing a threaded rod; 23. fixing a handle; 24. a fixing pad; 25. positioning a threaded rod; 26. cutting an indication scale mark; 27. a protective cover; 28. a guard bar; 29. a dust collection fan; 30. and (5) cooling the fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the steel cutting device for bridge construction of the present invention comprises a cutting table 1, four legs 2, two supporting blocks 3, two cutting guide rails 4, a cutting slider 5, a cutting motor 6, a cutting blade 7, two mounting plates 8, a plurality of positioning guide rails 9, a plurality of positioning mechanisms, two supporting plates 10, a fixing plate 11 and a plurality of fixing mechanisms, wherein the right side of the cutting table 1 is longitudinally provided with a cutting through hole 12, the top ends of the four legs 2 are respectively fixed on the left front side, the right front side, the left rear side and the right rear side of the bottom of the cutting table 1, the two supporting blocks 3 are respectively fixed on the front side and the rear side of the top of the cutting table 1, the front ends and the rear ends of the two cutting guide rails 4 are respectively fixed on the left side and the right side of the top of the two supporting blocks 3, the cutting slider 5 is slidably connected with the two cutting guide rails 4, the middle part of the cutting blade 7 is connected with the left output end of the cutting motor 6, the bottom of the cutting blade 7 is positioned in the cutting through hole 12, the two mounting plates 8 are respectively fixed at the left side and the middle part of the bottom of the cutting table 1, the left side and the right side of the positioning guide rails 9 are respectively fixedly connected with the inner sides of the two mounting plates 8, the same interval exists between the adjacent positioning guide rails 9, each positioning mechanism comprises a positioning slider 13, an adjusting box 14, an adjusting worm wheel 15, an adjusting worm 16, an adjusting handle 17, an adjusting threaded rod 18, a connecting rod 19 and a positioning plate 20, the bottom of the adjusting box 14 is fixed at the top of the positioning slider 13, an adjusting cavity is arranged in the adjusting box 14, the adjusting worm wheel 15 is rotatably connected with the inside of the adjusting box 14, the rear end of the adjusting worm 16 extends into the inside of the adjusting box 14 and is meshed with the bottom of the adjusting worm wheel 15, the adjusting handle, the adjusting threaded rod 18 is screwed inside the adjusting worm wheel 15, the left end and the right end of the adjusting threaded rod 18 respectively extend out of the left side and the right side of the adjusting box 14, the connecting rod 19 is fixedly connected with the left end of the adjusting threaded rod 18, the positioning plate 20 is fixed at the top end of the connecting rod 19, a plurality of positioning mechanisms are respectively in sliding connection with a plurality of positioning guide rails 9 through a plurality of positioning sliders 13, a plurality of positioning through holes 21 are uniformly arranged on the left side of the cutting table 1 from front to back, the connecting rods 19 respectively penetrate through the positioning through holes 21, the positioning plates 20 are all positioned above the cutting table 1, two supporting plates 10 are respectively fixed on the front right side and the rear right side of the top of the cutting table 1, the fixing plate 11 is fixed on the tops of the two supporting plates 10, a plurality of fixing threaded holes are arranged on the fixing plate 11, each fixing mechanism comprises a fixing, the fixed handle 23 is arranged at the top end of the fixed threaded rod 22, the fixed cushion 24 is arranged at the bottom of the fixed threaded rod 22, the fixed mechanisms are respectively screwed inside the fixed threaded holes through the fixed threaded rods 22, the positioning plate 20 can be driven to move left and right through the sliding of the positioning slide block 13 on the positioning guide rail 9, the adjusting worm 16 and the adjusting worm wheel 15 are driven to rotate through the adjusting handle 17, the adjusting worm wheel 15 can drive the adjusting threaded rod 18 to move left and right, the left and right positions of the connecting rod 19 and the positioning plate 20 can be finely adjusted, the position adjustment of the positioning plate 20 can be quickly and accurately completed through the adjustment, then, steel passes through the lower parts of the fixed plate 11 and the cutting guide rail 4, the left end of the steel is abutted against the right side of the positioning plate 20, and then the fixed threaded rods 22 and the fixed cushion 24 are used for fixing the right side of the steel, then, the cutting motor 6 drives the cutting blade 7 to rotate at a high speed, and then the cutting slide block 5 slides to enable the cutting blade 7 to cut the steel; in addition, the cutting blade 7 can cut a plurality of groups of steel materials at one time through a plurality of positioning mechanisms and a plurality of fixing mechanisms; therefore, the accuracy of steel cutting and the cutting efficiency of steel are improved; each positioning mechanism further comprises a positioning threaded rod 25, a positioning threaded hole is formed in the bottom of each positioning sliding block 13, the positioning threaded rods 25 are screwed in the positioning threaded holes, after the positioning sliding blocks 13 are adjusted, the positioning threaded rods 25 are screwed tightly, the positioning sliding blocks 13 are fixed through friction force between the positioning threaded rods 25 and the positioning guide rails 9, and the positioning sliding blocks 13 are prevented from moving automatically; the angle of the thread unfolding helix angle of the adjusting worm 16 in each positioning mechanism is smaller than the angle of the friction angle between the adjusting worm 16 and the adjusting worm wheel 15, so that the self-locking between the adjusting worm wheel 15 and the adjusting worm 16 can be realized, and the positioning plate 20 is prevented from moving automatically; a plurality of groups of cutting indication scale marks 26 are respectively arranged on the front sides of the positioning through holes 21, and the plurality of groups of cutting indication scale marks 26 display the distance between the cutting sheet 7, so that the position of the positioning plate 20 can be conveniently and accurately adjusted, and the accuracy of steel cutting is improved; the cutting blade 7 is characterized by further comprising a protective cover 27 and a protective rod 28, wherein the protective cover 27 covers the upper portion of the cutting blade 7, the protective rod 28 is L-shaped, the left end of the protective rod 28 is fixed to the right side of the protective cover 27, the bottom end of the protective rod 28 is fixed to the top of the cutting motor 6, and safety of the cutting blade 7 in use can be improved through the protective cover 27; the steel cutting machine is characterized by further comprising a dust collection fan 29, wherein the dust collection fan 29 is mounted on the front side of the cutting table 1, the dust collection fan 29 is located right in front of the cutting sheet 7, and scraps generated in the process of cutting steel can be sucked away through the dust collection fan 29, so that the cleanliness of a working environment is improved; the cutting table is characterized by further comprising a cooling fan 30, wherein the cooling fan 30 is installed on the rear side of the cutting table 1, the cooling fan 30 is located right behind the cutting sheet 7, and the cutting sheet 7 can be cooled to a certain degree when the cutting sheet 7 is cut through blowing of the cooling fan 30.

In summary, the working principle and the working process of the steel cutting device for bridge construction are that, when in use, according to the cutting requirement, a motor with the model number of Y80M1-2 is selected as the cutting motor 6, the motor is a well-known device directly purchased from the market and known by the technicians in the field, and here we only use the motor without structural and functional improvements, and we do not describe in detail here, and the motor is provided with a control switch matched with the motor, the installation position of the control switch is selected according to the actual use requirement, so that the operator can conveniently operate and control the motor, then, the positioning plate 20 is driven to move left and right by the sliding of the positioning slide block 13 on the positioning guide rail 9, the adjusting handle 17 drives the adjusting worm 16 and the adjusting worm wheel 15 to rotate, so that the adjusting worm wheel 15 drives the adjusting threaded rod 18 to move left and right, thereby finely tune the position about connecting rod 19 and locating plate 20 to the completion is to the position control of locating plate 20, then, pass steel the below of fixed plate 11 and cutting guide rail 4, make the left end of steel support the right side of locating plate 20, then, make fixed threaded rod 22 and fixed bolster 24 fix the right side of steel through rotating fixed handle 23, then, drive cutting piece 7 through cutting motor 6 and rotate at a high speed, then, slip cutting slider 5, make cutting piece 7 accomplish the cutting to steel.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A steel cutting device for bridge construction is characterized by comprising a cutting table (1), four supporting legs (2), two supporting blocks (3), two cutting guide rails (4), a cutting slider (5), a cutting motor (6), a cutting blade (7), two mounting plates (8), a plurality of positioning guide rails (9), a plurality of positioning mechanisms, two supporting plates (10), a fixing plate (11) and a plurality of fixing mechanisms, wherein a cutting through hole (12) is longitudinally formed in the right side of the cutting table (1), the top ends of the four supporting legs (2) are respectively fixed to the left front side, the right front side, the left rear side and the right rear side of the bottom of the cutting table (1), the two supporting blocks (3) are respectively fixed to the front side and the rear side of the top of the cutting table (1), the front ends and the rear ends of the two cutting guide rails (4) are respectively fixed to the left side and the right side of the top of the two supporting, the cutting slide block (5) is connected with two cutting guide rails (4) in a sliding manner, the cutting motor (6) is arranged on the left side of the cutting slide block (5), the middle part of the cutting blade (7) is connected with the left output end of the cutting motor (6), the bottom of the cutting blade (7) is positioned in the cutting through hole (12), two mounting plates (8) are respectively fixed on the left side and the middle part of the bottom of the cutting table (1), the left side and the right side of a plurality of positioning guide rails (9) are respectively fixedly connected with the inner sides of the two mounting plates (8), the same interval exists between the adjacent positioning guide rails (9), each positioning mechanism comprises a positioning slide block (13), an adjusting box (14), an adjusting worm wheel (15), an adjusting worm (16), an adjusting handle (17), an adjusting threaded rod (18), a connecting rod (19) and a positioning plate (20), the bottom of the adjusting box (14) is fixed at the top of the positioning slide, the inside of adjusting box (14) is provided with the regulation chamber, adjust worm wheel (15) and the inside rotation of adjusting box (14) and be connected, the rear end of adjusting worm (16) stretches into the inside of adjusting box (14) and meshes with the bottom of adjusting worm wheel (15), adjust handle (17) and fix the front end at adjusting worm (16), adjusting threaded rod (18) spiral shell dress is in adjusting worm wheel (15) inside, and the left end and the right-hand member of adjusting threaded rod (18) stretch out the left side and the right side of adjusting box (14) respectively, connecting rod (19) and the left end fixed connection of adjusting threaded rod (18), locating plate (20) are fixed in the top of connecting rod (19), and a plurality of positioning mechanism are respectively through a plurality of location slider (13) and a plurality of positioning guide rail (9) sliding connection, and the left side of cutting bed (1) is provided with a plurality of positioning through-hole (21) from front to back uniformly, a plurality of connecting rods (19) pass a plurality of positioning hole (21) respectively, and a plurality of locating plates (20) all are located the top of cutting bed (1), and right front side and right back side at cutting bed (1) top are fixed respectively in two backup pads (10), the top at two backup pads (10) is fixed in fixed plate (11), is provided with a plurality of fixed screw hole on fixed plate (11), and every fixed establishment all includes fixed threaded rod (22), fixed handle (23) and fixed bolster (24), the top at fixed threaded rod (22) is installed in fixed handle (23), and fixed bolster (24) are installed at the end of fixed threaded rod (22), and a plurality of fixed establishment are respectively through the inside at a plurality of fixed threaded rod (22) spiral shell dress.

2. The steel cutting device for bridge construction according to claim 1, wherein each positioning mechanism further comprises a positioning threaded rod (25), a positioning threaded hole is formed in the bottom of the positioning sliding block (13), and the positioning threaded rod (25) is screwed inside the positioning threaded hole.

3. The steel material cutting device for bridge construction according to claim 2, wherein the angle of the thread development helix angle of the adjustment worm (16) in each positioning mechanism is smaller than the angle of the friction angle between the adjustment worm (16) and the adjustment worm wheel (15).

4. The steel cutting device for bridge construction according to claim 3, wherein a plurality of sets of cutting indication scale lines (26) are provided at the front side of the plurality of positioning through holes (21), respectively.

5. The steel cutting device for bridge construction according to claim 4, further comprising a protective cover (27) and a protective rod (28), wherein the protective cover (27) covers the upper portion of the cutting blade (7), the protective rod (28) is L-shaped, the left end of the protective rod (28) is fixed to the right side of the protective cover (27), and the bottom end of the protective rod (28) is fixed to the top of the cutting motor (6).

6. The steel cutting device for bridge construction according to claim 5, further comprising a dust suction fan (29), wherein the dust suction fan (29) is installed at the front side of the cutting table (1), and the dust suction fan (29) is located right in front of the cutting blade (7).

7. The steel cutting device for bridge construction according to claim 6, further comprising a cooling fan (30), wherein the cooling fan (30) is installed at the rear side of the cutting table (1), and the cooling fan (30) is located right behind the cutting blade (7).