CN111549638A - Municipal administration cement concrete pavement joint-cutting device - Google Patents
Municipal administration cement concrete pavement joint-cutting device Download PDFInfo
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- CN111549638A CN111549638A CN202010579989.1A CN202010579989A CN111549638A CN 111549638 A CN111549638 A CN 111549638A CN 202010579989 A CN202010579989 A CN 202010579989A CN 111549638 A CN111549638 A CN 111549638A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 87
- 239000004568 cement Substances 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 230000005012 migration Effects 0.000 description 7
- 238000013508 migration Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
- E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention belongs to the technical field of road construction, and particularly relates to a cutting device for a joint cut of a municipal cement concrete pavement, which comprises a base, wherein the top surface of the base is in sliding fit with a slide bar, and a first door-shaped frame is arranged on the slide bar; a first door-shaped frame top plate is provided with a sliding fit installation box; a vertical electric push plate is arranged on the outer side wall of the first door-shaped frame side plate, and a support plate is arranged at the bottom end of the electric push plate; a motor is arranged on the left side wall of the installation box, an installation shaft is arranged at the output end of the motor, and a circular saw blade is arranged on the installation shaft; a brush roller and a sponge roller are arranged in the mounting box; the upper surface of the movable plate is provided with a water tank corresponding to the position of the circular saw blade, and a bottom plate of the water tank is communicated with the inside of the installation box. The cutting device for the joint cutting of the municipal cement concrete pavement can accurately control the depth of the joint cutting, ensures the depth consistency of the joint cutting, ensures that the joint cutting is on the same straight line, and improves the quality of the joint cutting; meanwhile, the condition that the mud scratches the surface of the saw blade is avoided during cutting.
Description
Technical Field
The invention belongs to the technical field of road construction, and particularly relates to a cutting device for a joint cut of a municipal cement concrete pavement.
Background
The cut seam of the concrete pavement is called shrinkage joint, and a large amount of heat is released when cement is hydrated in the concrete setting and hardening process, so that the temperature of the concrete is increased; after most cement hydration reactions have ended, the concrete temperature begins to drop. In the cooling process, because the concrete is solidified and hardened, the concrete can crack due to shrinkage caused by cooling, and the crack direction is random, so that the pavement quality and the service life are seriously influenced. Therefore, the contraction joint needs to be cut after concrete is poured, and the cutting depth is about one third of the thickness of the pavement slab, so that cracks can be generated along the cutting joint when the concrete is contracted, and random cracks are prevented. At present, when the joint cutting is carried out on the concrete pavement, the joint cutting is mainly carried out by a hand-held electric saw of constructors, and the mode has the problems of low efficiency and the following problems: (1) the depth of a cutting seam cannot be accurately controlled by manually holding the electric saw for cutting, and the depth of the cutting seam is difficult to ensure to be consistent; the horizontal feeding direction of the saw blade is difficult to ensure constant during cutting; the included angle between the saw blade and the road surface is difficult to keep 90 degrees all the time; the above conditions all can cause adverse effects on the quality of the cutting seam; (2) need drop the temperature to saw bit surface trickle during the saw bit cutting, can form mud attached to on the saw bit surface after a large amount of dust that the cutting produced met water, and mud is extruded by saw bit surface and road surface between the two when continuing the cutting, and mud can fish tail saw bit surface when the saw bit is high-speed rotatory.
Disclosure of Invention
Technical problem to be solved
The invention provides a cutting device for a joint of a municipal cement concrete pavement, which aims to solve the following problems when a constructor holds an electric saw to joint the concrete pavement at present: (1) the depth of a cutting seam cannot be accurately controlled by manually holding the electric saw for cutting, and the depth of the cutting seam is difficult to ensure to be consistent; the horizontal feeding direction of the saw blade is difficult to ensure constant during cutting; the included angle between the saw blade and the road surface is difficult to keep 90 degrees all the time; the above conditions all can cause adverse effects on the quality of the cutting seam; (2) need drop the temperature to saw bit surface trickle during the saw bit cutting, can form mud attached to on the saw bit surface after a large amount of dust that the cutting produced met water, and mud is extruded by saw bit surface and road surface between the two when continuing the cutting, and mud can fish tail saw bit surface when the saw bit is high-speed rotatory.
(II) technical scheme
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a municipal administration cement concrete pavement joint-cutting device, includes two bar bases that are parallel to each other, passes through rigid connecting rod fixed connection between two bases. The horizontal spout has been seted up along its length direction to the base top surface, and sliding fit has the draw runner in the spout, and draw runner top surface fixed mounting has first door type frame. A square mounting box with an opening on the bottom surface is vertically and slidably matched on the top plate of the first door-shaped frame. The upper surface of the top plate of the first door-shaped frame is fixedly provided with a second door-shaped frame, and the top of the mounting box is horizontally and fixedly provided with a movable plate. Two lead screws are vertically and rotatably arranged between the first portal frame top plate and the second portal frame top plate, penetrate through the movable plate and are in threaded rotation fit with the movable plate. The top end of the lead screw is horizontally and fixedly provided with a first gear positioned above a second portal frame top plate, and a second gear meshed with the first gear is horizontally and rotatably arranged on the second portal frame top plate. The upper surface of the second gear is fixedly provided with a deflector rod. And a locking mechanism is arranged on the upper surface of the top plate of the second portal frame. The driving lever is rotated to drive the second gear to rotate, so that the first gear and the lead screw are driven to rotate, and the horizontal heights of the movable plate and the installation box are accurately adjusted. The outer side walls of the two side plates of the first door-shaped frame are fixedly provided with vertical electric push plates through horizontal plates, and the bottom ends of the electric push plates are fixedly provided with horizontal supporting plates. The first door-shaped frame and the sliding strip are pushed to horizontally slide along the sliding groove, so that the installation box is driven to horizontally move in a directional mode. The supporting plate is pushed to move downwards by the electric push plate, and after the supporting plate contacts the concrete ground, the first portal frame and other members arranged on the first portal frame are lifted upwards synchronously, so that the bottom surface of the sliding strip is separated from the bottom surface of the sliding chute; and then horizontally pushing the base along the sliding groove direction to realize the directional feeding of the base in the horizontal direction. When the rear end face of the slide bar is attached to the rear end face of the sliding groove, the base is stopped being pushed, the supporting plate is driven to move upwards through the electric push plate, the supporting plate is separated from the concrete floor, and the bottom face of the slide bar is attached to the bottom face of the sliding groove again; and then the first door-shaped frame and the sliding strip are pushed to horizontally slide along the sliding groove, and the installation box is driven to directionally and horizontally move.
The motor is horizontally and fixedly installed on the left side wall of the installation box, the installation shaft of the axis perpendicular to the sliding chute is horizontally and fixedly installed at the output end of the motor, and the circular saw blade located in the installation box is vertically and fixedly installed on the installation shaft. Two first rotating shafts positioned on two sides of the circular saw blade are horizontally and rotatably arranged on the inner side of the front side wall of the mounting box, a first bevel gear is fixedly arranged at the end part of each first rotating shaft, and a second bevel gear meshed with the first bevel gear is fixedly arranged on the mounting shaft. The first rotating shaft is fixedly provided with a brush roller which is coaxial with the first rotating shaft. Two second rotating shafts positioned at two sides of the circular saw blade are horizontally and rotatably arranged on the inner side of the rear side wall of the mounting box, and a third bevel gear meshed with the second bevel gear is fixedly arranged at the end part of each second rotating shaft. And a sponge roller coaxial with the second rotating shaft is fixedly arranged on the second rotating shaft. The upper surface of the movable plate is provided with a water tank corresponding to the position of the circular saw blade, and a bottom plate of the water tank is communicated with the inside of the installation box. Through the water tank to the round saw blade trickle in the install bin, reduce the temperature of round saw blade, the round saw blade surface after the trickle adheres to there is moisture, and the round saw blade cuts concrete ground in-process, forms mud behind the dust that produces when the moisture on round saw blade surface contacts the cutting and adheres to on the round saw blade surface. When the motor drives the mounting shaft and the second bevel gear to rotate, the second bevel gear drives the first bevel gear and the third bevel gear to synchronously rotate, so that the first rotating shaft and the second rotating shaft are driven to rotate. When the first rotating shaft rotates, the brush roller is driven to rotate, the brush roller cleans slurry attached to the surfaces of the two sides of the circular saw blade, and the cleaned slurry is thrown downwards to the lower side of the installation box. The sponge roller is driven to rotate when the second rotating shaft rotates, and the sponge roller adsorbs residual moisture attached to the surfaces of the two sides of the circular saw blade.
As a preferable technical solution of the present invention, the locking mechanism includes a guide cylinder, a latch, and a first spring. The guide cylinder is horizontally and fixedly installed on the upper surface of the top plate of the second portal frame, a sliding rod is in sliding fit in the guide cylinder, a clamping block matched with the transmission teeth of the second gear is fixedly installed at the outer end of the sliding rod, and a first spring sleeved on the sliding rod is installed between the clamping block and the end face of the guide cylinder. And pushing the fixture block to the inner side of the guide cylinder to compress the first spring, rotating the second gear to drive the first gear and the lead screw to rotate, and loosening the fixture block after adjusting the height of the circular saw blade. The fixture block is clamped on the transmission gear of the second gear under the elastic force action of the first spring, so that the second gear is limited, the rotation of the first gear and the lead screw is avoided, and the unchanged height of the circular saw blade in the cutting process is ensured.
As a preferable technical scheme of the invention, the inner side of the left side wall of the installation box is horizontally and fixedly provided with a strip-shaped metal block corresponding to the position of the sponge roller. The sponge roller rotates at a high speed, the extrusion is generated between the sponge roller and the metal block, so that the moisture adsorbed in the sponge roller is extruded out through the metal block, the sponge roller is ensured to always keep better absorption performance, and the moisture on the surfaces of the two sides of the circular saw blade can be fully absorbed.
As a preferred technical scheme of the invention, a plurality of rubber strips parallel to the sliding grooves are uniformly and fixedly arranged on the bottom surface of the supporting plate so as to increase the friction force between the bottom surface of the supporting plate and a concrete pavement and ensure that the sliding strip, the first door-shaped frame and the mounting box do not horizontally rotate when the base is pushed to horizontally move, thereby ensuring that the moving direction of the base is unchanged and further ensuring that the horizontal cutting direction of the circular saw blade and the direction of the cutting seam are unchanged.
As a preferred technical scheme, two containing grooves are formed in the bottom surface of each base, guide grooves are formed in the tops of the containing grooves, and limiting grooves are formed in the two sides of each guide groove. A support is vertically matched in the guide groove in a sliding manner, and a roller with an axis perpendicular to the sliding groove is horizontally and rotatably arranged on the support. And limiting blocks in sliding fit with the limiting grooves are fixedly arranged on the two sides of the support. The oil groove of intercommunication guide way is seted up to the inside level of base, base rear end face slidable mounting have with oil groove sliding fit's closing plate, closing plate rear end fixedly connected with vertical board. And a second spring is horizontally arranged between the vertical plate and the rear end surface of the base. When carrying out horizontal migration to the base, to the inboard vertical board that promotes of oil groove, vertical board compression second spring and the hydraulic oil extrusion support that promotes in the closing plate. The bracket is extruded by hydraulic oil and then moves downwards along the guide groove, and meanwhile, the limiting block is driven to move downwards in the limiting groove until the limiting block moves to the lowest end of the limiting groove; the support also drives the roller to move out of the accommodating groove, the roller is pressed against the concrete ground, the base is integrally lifted upwards, the bottom surface of the base is separated from the concrete ground, and the base continues to be driven to move horizontally by pushing the vertical plate. The base horizontal migration in-process gyro wheel rolls on the concrete floor, has avoided producing the frictional force of perpendicular to spout between base and the concrete floor, has ensured that base horizontal migration's direction is invariable.
As a preferred technical solution of the present invention, a spherical guide block is fixedly mounted on the mounting shaft corresponding to the positions of the first bevel gear and the third bevel gear. The inner sides of the front side wall and the rear side wall of the installation box are provided with circular grooves corresponding to the positions of the first rotating shaft and the second rotating shaft, the end faces of the circular grooves are rotatably provided with circular sheets, and the circular sheets are provided with third springs. The first rotating shaft and the second rotating shaft drive the wafer and the third spring to synchronously rotate when rotating. The installation axle rotation in-process drives the guide block and promotes first bevel gear and third bevel gear, and first bevel gear promotes first pivot and slides to the circular slot, and third bevel gear promotes the second pivot and slides to the circular slot, compresses the third spring simultaneously. The installation axle continues to rotate, and after the guide block is separated from the first bevel gear and the third bevel gear, the first rotating shaft and the second rotating shaft are restored to the initial positions under the action of the elastic force of the third spring. The guide block periodically pushes the first bevel gear and the third bevel gear to drive the brush roller and the sponge roller to periodically reciprocate, so that a vibrating effect is formed, slurry attached to the surface of the brush roller is separated from the brush roller through vibration, and residual slurry on the surface of the sponge roller is separated from the sponge roller, so that the cleaning of the brush roller and the surface of the sponge roller is guaranteed, the cleaning effect of the brush roller on the slurry is improved, and the adsorption effect of the sponge roller on moisture is improved.
As a preferred technical scheme, the top surface of the base is provided with strip-shaped limiting plates which are positioned at two sides of the sliding groove and are fixedly arranged along the direction of the sliding groove, and the tops of the limiting plates are matched with the top surface of the sliding strip. When first door type frame drove the draw runner along spout rebound, carry out the spacing of vertical direction to the draw runner through the limiting plate, ensure that the draw runner can not separate with the spout to when having guaranteed base horizontal migration, the draw runner can play spacing effect to the base all the time, ensure that base horizontal migration direction is unchangeable.
(III) advantageous effects
The invention has at least the following beneficial effects:
(1) the municipal cement concrete pavement joint cutting device solves the following problems existing when a constructor holds an electric saw to joint a concrete pavement at present: the depth of the cutting seam can not be accurately controlled, and the depth of the cutting seam is difficult to ensure to be consistent; the horizontal feeding direction of the saw blade is difficult to ensure constant during cutting; the included angle between the saw blade and the road surface is difficult to keep 90 degrees all the time, thereby causing adverse effect on the quality of the cutting seam; a large amount of dust that the cutting produced can form mud behind the chance water and attach to the saw bit surface, and mud is extruded by saw bit surface and road surface between the two when continuing the cutting, and mud can fish tail saw bit surface when the saw bit is high-speed rotatory.
(2) When the concrete pavement is cut, the height of the moving plate is accurately controlled through the lead screw, so that the cutting depth of the circular saw blade is accurately adjusted, the cutting depth of a cutting seam is accurately controlled, the height of the circular saw blade is kept constant in the cutting process, and the depth consistency of the cutting seam is ensured. When the circular saw blade is used for cutting a concrete pavement, the first portal frame and the base are pushed in turn along the same direction, so that the feeding direction of the circular saw blade is constant, and the cutting seams are ensured to be on the same straight line. The first door-shaped frame is supported by the base, the mounting box and the circular saw blade are limited by the first door-shaped frame, and the included angle between the circular saw blade and the road surface is always kept at 90 degrees in the cutting process, so that the quality of cutting seams is improved.
(3) The invention cuts the concrete pavement, drives the circular saw blade to rotate at high speed through the motor, and simultaneously drives the brush roller and the sponge roller to synchronously rotate through the transmission of the second bevel gear, the first bevel gear, the second bevel gear and the third bevel gear, thereby removing slurry attached to the surfaces of the two sides of the circular saw blade through the brush roller, absorbing moisture attached to the surfaces of the two sides of the circular saw blade through the sponge roller, reducing the generation of slurry and avoiding the condition that the surface of the saw blade is scratched by the slurry.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first perspective view of a cutting device for cutting a joint cut on a municipal cement concrete pavement according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a second perspective view of a cutting device for cutting a joint cut on a municipal cement concrete pavement according to an embodiment of the invention;
FIG. 3 is an enlarged schematic view of a cutting device A for cutting a joint cut on a municipal cement concrete pavement according to an embodiment of the invention;
FIG. 4 is a front view of a cutting device for cutting a joint cut on a municipal cement concrete pavement according to an embodiment of the invention;
FIG. 5 is a schematic view of a partial internal structure of a base of the cutting device for cutting the joint cut on the municipal cement concrete pavement according to the embodiment of the invention;
FIG. 6 is a schematic view of the internal structure of the installation box of the cutting device for cutting the joint cut on the municipal cement concrete pavement according to the embodiment of the invention.
In the figure: 1-base, 2-connecting rod, 3-sliding chute, 4-sliding strip, 5-first portal frame, 6-installation box, 7-second portal frame, 8-moving plate, 9-lead screw, 10-first gear, 11-second gear, 12-deflector rod, 13-locking mechanism, 131-guide cylinder, 132-fixture block, 133-first spring, 14-horizontal plate, 15-electric push plate, 16-support plate, 17-motor, 18-installation shaft, 19-circular saw blade, 20-first rotating shaft, 21-first bevel gear, 22-second bevel gear, 23-brush roller, 24-second rotating shaft, 25-third bevel gear, 26-sponge roller, 27-water tank, 28-metal block, 29-rubber strip, 30-accommodating groove, 31-guide groove, 32-limit groove, 33-bracket, 34-roller, 35-limit block, 36-oil groove, 37-sealing plate, 38-vertical plate, 39-second spring, 40-guide block, 41-circular groove, 42-circular sheet, 43-third spring and 44-limit plate.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, the present embodiment provides a cutting device for cutting a joint cut on a municipal cement concrete pavement, which comprises two strip-shaped bases 1 parallel to each other, wherein the two bases 1 are fixedly connected through a rigid connecting rod 2. Horizontal spout 3 has been seted up along its length direction to base 1 top surface, and sliding fit has draw runner 4 in the spout 3, and 4 top surfaces fixed mounting of draw runner have first door type frame 5. A square mounting box 6 with an opening on the bottom surface is vertically and slidably matched on the top plate of the first door-shaped frame 5. A second door-shaped frame 7 is fixedly arranged on the upper surface of the top plate of the first door-shaped frame 5, and a moving plate 8 is horizontally and fixedly arranged on the top of the installation box 6. Two lead screws 9 are vertically and rotatably arranged between the top plate of the first portal frame 5 and the top plate of the second portal frame 7, and the two lead screws 9 penetrate through the moving plate 8 and are in rotating fit with the moving plate 8 through threads. The top end of the screw rod 9 is horizontally and fixedly provided with a first gear 10 positioned above the top plate of the second portal frame 7, and the top plate of the second portal frame 7 is horizontally and rotatably provided with a second gear 11 meshed with the first gear 10. A shift lever 12 is fixedly arranged on the upper surface of the second gear 11. The locking mechanism 13 is installed on the upper surface of the top plate of the second portal frame 7. The driving lever 12 is rotated to drive the second gear 11 to rotate, so as to drive the first gear 10 and the lead screw 9 to rotate, and further, the horizontal heights of the moving plate 8 and the installation box 6 are accurately adjusted. The outer side walls of the two side plates of the first door-shaped frame 5 are fixedly provided with vertical electric push plates 15 through horizontal plates 14, and the bottom ends of the electric push plates 15 are fixedly provided with horizontal support plates 16. The first door-shaped frame 5 and the sliding strip 4 are pushed to horizontally slide along the sliding groove 3, so that the installation box 6 is driven to directionally and horizontally move. The supporting plate 16 is pushed to move downwards by the electric push plate 15, and after the supporting plate 16 contacts the concrete ground, the first portal frame 5 and other members arranged on the first portal frame 5 are lifted upwards synchronously, so that the bottom surface of the slide bar 4 is separated from the bottom surface of the sliding groove 3; and then horizontally pushing the base 1 along the direction of the chute 3 to realize the directional feeding of the base 1 in the horizontal direction. When the end surface of the slide bar 4 is attached to the end surface of the sliding groove 3, the base 1 is stopped being pushed, the supporting plate 16 is driven to move upwards through the electric push plate 15, the supporting plate 16 is separated from the concrete floor, and the bottom surface of the slide bar 4 is attached to the bottom surface of the sliding groove 3 again; and then the first door-shaped frame 5 and the sliding strip 4 are pushed to horizontally slide along the sliding groove 3, and the installation box 6 is driven to directionally and horizontally move. The top surface of the base 1 is provided with strip-shaped limiting plates 44 at two sides of the sliding chute 3 along the direction of the sliding chute 3, and the tops of the limiting plates 44 are matched with the top surface of the sliding strip 4. When first door type frame 5 drives draw runner 4 and upwards removes along spout 3, carry out the spacing of vertical direction to draw runner 4 through limiting plate 44, ensure that draw runner 4 can not separate with spout 3 to when having guaranteed base 1 horizontal migration, draw runner 4 can play spacing effect to base 1 all the time, ensure that base 1 horizontal migration direction is unchangeable.
A motor 17 is horizontally and fixedly mounted on the left side wall of the mounting box 6, a mounting shaft 18 with an axis perpendicular to the sliding chute 3 is horizontally and fixedly mounted at the output end of the motor 17, and a circular saw blade 19 positioned in the mounting box 6 is vertically and fixedly mounted on the mounting shaft 18. Two first rotating shafts 20 positioned at two sides of the circular saw blade 19 are horizontally and rotatably arranged at the inner side of the front side wall of the mounting box 6, a first bevel gear 21 is fixedly arranged at the end part of the first rotating shaft 20, and a second bevel gear 22 meshed with the first bevel gear 21 is fixedly arranged on the mounting shaft 18. A brush roller 23 is fixedly mounted on the first rotating shaft 20 and is coaxial therewith. Two second rotating shafts 24 positioned at two sides of the circular saw blade 19 are horizontally and rotatably arranged at the inner side of the rear side wall of the mounting box 6, and third bevel gears 25 meshed with the second bevel gears 22 are fixedly arranged at the end parts of the second rotating shafts 24. A sponge roller 26 coaxial with the second rotating shaft 24 is fixedly arranged on the second rotating shaft. A water tank 27 is arranged on the upper surface of the moving plate 8 at a position corresponding to the circular saw blade 19, and the bottom plate of the water tank 27 is communicated with the inside of the mounting box 6. The water tank 27 sprays water to the circular saw blade 19 in the installation box 6, the temperature of the circular saw blade 19 is reduced, moisture is attached to the surface of the circular saw blade 19 after water spraying, and in the process of cutting the concrete ground by the circular saw blade 19, the moisture on the surface of the circular saw blade 19 is in contact with dust generated during cutting to form mud attached to the surface of the circular saw blade 19. When the motor 17 rotates the mounting shaft 18 and the second bevel gear 22, the second bevel gear 22 rotates the first bevel gear 21 and the third bevel gear 25 synchronously, so as to rotate the first rotating shaft 20 and the second rotating shaft 24. When the first rotating shaft 20 rotates, the brush roller 23 is driven to rotate, the brush roller 23 cleans slurry attached to the surfaces of the two sides of the circular saw blade 19, and the cleaned slurry is thrown downwards to the lower side of the installation box 6. When the second rotating shaft 24 rotates, the sponge roller 26 is driven to rotate, and the sponge roller 26 adsorbs residual moisture attached to the surfaces of both sides of the circular saw blade 19.
In the present embodiment, the locking mechanism 13 includes a guide cylinder 131, a latch 132, and a first spring 133. The guide cylinder 131 is horizontally and fixedly installed on the upper surface of the top plate of the second portal frame 7, a sliding rod is in sliding fit in the guide cylinder 131, a fixture block 132 matched with the transmission gear of the second gear 11 is fixedly installed at the outer end of the sliding rod, and a first spring 133 sleeved on the sliding rod is installed between the fixture block 132 and the end face of the guide cylinder 131. The latch 132 is pushed toward the inner side of the guide cylinder 131 to compress the first spring 133, the second gear 11 is rotated to drive the first gear 10 and the lead screw 9 to rotate, and the latch 132 is released after the height of the circular saw blade 19 is adjusted. The clamping block 132 is clamped on the transmission gear of the second gear 11 under the elastic force action of the first spring 133, so that the second gear 11 is limited, the rotation of the first gear 10 and the lead screw 9 is avoided, and the height of the circular saw blade 19 is ensured to be unchanged in the cutting process.
In this embodiment, a bar-shaped metal block 28 corresponding to the sponge roller 26 is horizontally and fixedly mounted on the inner side of the left side wall of the mounting box 6. The sponge roller 26 is squeezed with the metal block 28 in the high-speed rotating process, so that moisture adsorbed in the sponge roller 26 is squeezed out through the metal block 28, the sponge roller 26 is ensured to always keep good absorption performance, and moisture on the surfaces of the two sides of the circular saw blade can be fully absorbed.
In this embodiment, a plurality of rubber strips 29 parallel to the sliding grooves 3 are uniformly and fixedly installed on the bottom surface of the supporting plate 16 to increase the friction force between the bottom surface of the supporting plate 16 and the concrete pavement, so as to ensure that the sliding strip 4, the first gantry 5 and the mounting box 6 do not horizontally rotate when the base 1 is pushed to horizontally move, thereby ensuring that the moving direction of the base 1 is unchanged, and further ensuring that the horizontal cutting direction and the cutting direction of the circular saw blade 19 are unchanged.
In this embodiment, two holding grooves 30 have been seted up to the bottom surface of every base 1, and guide way 31 has been seted up at the holding groove 30 top, and spacing groove 32 has been seted up to guide way 31 both sides. A bracket 33 is vertically and slidably matched in the guide groove 31, and a roller 34 with the axis vertical to the sliding chute 3 is horizontally and rotatably arranged on the bracket 33. And two sides of the bracket 33 are fixedly provided with limit blocks 35 which are in sliding fit with the limit grooves 32. The oil groove 36 of intercommunication guide way 31 is seted up to the inside level of base 1, base 1 rear end face slidable mounting have with oil groove 36 sliding fit's closing plate 37, closing plate 37 rear end fixedly connected with vertical board 38. A second spring 39 is horizontally installed between the vertical plate 38 and the rear end surface of the base 1. When the base 1 is horizontally moved, the vertical plate 38 is pushed to the inside of the oil groove 36, and the vertical plate 38 compresses the second spring 39 and pushes the hydraulic oil in the sealing plate 37 to press the bracket 33. The bracket 33 is extruded by hydraulic oil and then moves downwards along the guide groove 31, and meanwhile, drives the limiting block 35 to move downwards in the limiting groove 32 until the limiting block 35 moves to the lowest end of the limiting groove 32; at this time, the bracket 33 also drives the roller 34 to move out of the accommodating groove 30, the roller 34 presses against the concrete ground and lifts the base 1 integrally upward, the bottom surface of the base 1 is separated from the concrete ground, and the vertical plate 38 is pushed to drive the base 1 to move horizontally integrally. The roller 34 rolls on the concrete ground surface in the horizontal movement process of the base 1, so that the friction force perpendicular to the sliding groove 3 between the base 1 and the concrete ground surface is avoided, and the direction of the horizontal movement of the base 1 is ensured to be constant.
In this embodiment, a spherical guide block 40 is fixedly mounted on the mounting shaft 18 corresponding to the positions of the first bevel gear 21 and the third bevel gear 25. Circular grooves 41 are formed in the inner sides of the front side wall and the rear side wall of the mounting box 6 corresponding to the first rotating shaft 20 and the second rotating shaft 24, circular sheets 42 are rotatably mounted on the end faces of the circular grooves 41, and third springs 43 are mounted on the circular sheets 42. The first and second shafts 20 and 24 rotate to drive the disc 42 and the third spring 43 to rotate synchronously. In the rotating process of the mounting shaft 18, the guide block 40 is driven to push the first bevel gear 21 and the third bevel gear 25, the first bevel gear 21 pushes the first rotating shaft 20 to slide into the circular groove 41, and the third bevel gear 25 pushes the second rotating shaft 24 to slide into the circular groove 41, and meanwhile, the third spring 43 is compressed. After the mounting shaft 18 continues to rotate and the guide block 40 is separated from the first and third bevel gears 21 and 25, the first and second rotating shafts 20 and 24 are restored to the original positions by the elastic force of the third spring 43. The guide block 40 periodically pushes the first bevel gear 21 and the third bevel gear 25 to drive the brush roller 23 and the sponge roller 26 to periodically reciprocate, so that a vibrating effect is formed, slurry attached to the surface of the brush roller 23 is separated from the brush roller 23 through vibration, and residual slurry on the surface of the sponge roller 26 is separated from the sponge roller 26, so that the surfaces of the brush roller 23 and the sponge roller 26 are clean, the cleaning effect of the brush roller 23 on the slurry is improved, and the adsorption effect of the sponge roller 26 on moisture is improved.
The working process of the cutting device for the joint cutting of the municipal cement concrete pavement in the embodiment is as follows: the cutting device for the joint cutting of the municipal cement concrete pavement is placed on the concrete pavement. The mounting shaft 18 and the circular saw blade 19 are driven to rotate at high speed by the motor 17. The driving rod 12 is rotated to drive the second gear 11 to rotate, so that the first gear 10 and the lead screw 9 are driven to rotate, the heights of the moving plate 8, the mounting box 6 and the circular saw blade 19 are accurately adjusted until the depth of a cutting seam of the circular saw blade 19 reaches a preset value, and the height of the circular saw blade 19 is locked through the locking mechanism 13. The installation box 6 and the circular saw blade 19 are driven to move horizontally by pushing the first portal frame 5 and the sliding strip 4 to slide horizontally along the sliding groove 3, and the circular saw blade 19 cuts the concrete floor horizontally. The front end face of the sliding strip 4 abuts against the front end face of the sliding groove 3 and then stops pushing the first door-shaped frame 5, the supporting plate 16 is pushed to move downwards through the electric pushing plate 15, and after the supporting plate 16 contacts the concrete ground, the first door-shaped frame 5 and other components mounted on the first door-shaped frame 5 are lifted upwards synchronously, so that the bottom face of the sliding strip 4 is separated from the bottom face of the sliding groove 3. The vertical plate 38 is pushed to drive the base 1 to move horizontally integrally, the base 1 is stopped being pushed after the rear end face of the slide bar 4 is pressed against the rear end face of the sliding groove 3, the supporting plate 16 is driven to move upwards through the electric push plate 15, the supporting plate 16 is separated from the concrete floor, and the bottom face of the slide bar 4 is attached to the bottom face of the sliding groove 3 again; and then the first door-shaped frame 5 and the sliding strip 4 are pushed to horizontally slide along the sliding groove 3, and the horizontal cutting of the concrete ground is continuously performed through the circular saw blade 19. When the circular saw blade 19 is rotated at a high speed, water is poured into the circular saw blade 19 in the mounting case 6 through the water tank 27, thereby reducing the temperature of the circular saw blade 19. Cleaning the mud attached to the surfaces of the two sides of the circular saw blade 19 through the brush roller 23, and throwing the cleaned mud downwards to the lower part of the installation box 6; the sponge roller 26 adsorbs residual moisture adhering to both side surfaces of the circular saw blade 19.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a municipal administration cement concrete pavement joint-cutting device which characterized in that: the cutting device for the joint cutting of the municipal cement concrete pavement comprises two strip-shaped bases (1) which are parallel to each other, wherein the two bases (1) are fixedly connected through rigid connecting rods (2); a horizontal sliding groove (3) is formed in the top surface of the base (1) along the length direction of the base, a sliding strip (4) is in sliding fit with the sliding groove (3), and a first door-shaped frame (5) is fixedly installed on the top surface of the sliding strip (4); a top plate of the first door-shaped frame (5) is vertically matched with a square mounting box (6) with an opening on the bottom surface in a sliding manner; a second door-shaped frame (7) is fixedly arranged on the upper surface of the top plate of the first door-shaped frame (5), and a moving plate (8) is horizontally and fixedly arranged at the top of the installation box (6); two lead screws (9) are vertically and rotatably arranged between the top plate of the first portal frame (5) and the top plate of the second portal frame (7), and the two lead screws (9) penetrate through the movable plate (8) and are in rotating fit with the movable plate (8) through threads; a first gear (10) positioned above a top plate of the second portal frame (7) is horizontally and fixedly installed at the top end of the screw rod (9), and a second gear (11) meshed with the first gear (10) is horizontally and rotatably installed on the top plate of the second portal frame (7); a deflector rod (12) is fixedly arranged on the upper surface of the second gear (11); a locking mechanism (13) is arranged on the upper surface of the top plate of the second portal frame (7); the outer side walls of two side plates of the first door-shaped frame (5) are fixedly provided with vertical electric push plates (15) through horizontal plates (14), and the bottom ends of the electric push plates (15) are fixedly provided with horizontal support plates (16);
a motor (17) is horizontally and fixedly installed on the left side wall of the installation box (6), an installation shaft (18) with the axis vertical to the sliding chute (3) is horizontally and fixedly installed at the output end of the motor (17), and a circular saw blade (19) positioned in the installation box (6) is vertically and fixedly installed on the installation shaft (18); the inner side of the front side wall of the mounting box (6) is horizontally and rotatably provided with two first rotating shafts (20) positioned at two sides of the circular saw blade (19), the end part of each first rotating shaft (20) is fixedly provided with a first bevel gear (21), and the mounting shaft (18) is fixedly provided with a second bevel gear (22) which is meshed with the first bevel gear (21); a brush roller (23) coaxial with the first rotating shaft (20) is fixedly arranged on the first rotating shaft; the inner side of the rear side wall of the mounting box (6) is horizontally and rotatably provided with two second rotating shafts (24) positioned at two sides of the circular saw blade (19), and the end part of each second rotating shaft (24) is fixedly provided with a third bevel gear (25) which is meshed with the second bevel gear (22); a sponge roller (26) coaxial with the second rotating shaft (24) is fixedly arranged on the second rotating shaft; the upper surface of the moving plate (8) is provided with a water tank (27) corresponding to the position of the circular saw blade (19), and the bottom plate of the water tank (27) is communicated with the inside of the mounting box (6).
2. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: the locking mechanism (13) comprises a guide cylinder (131), a clamping block (132) and a first spring (133); the guide cylinder (131) is horizontally and fixedly installed on the upper surface of a top plate of the second portal frame (7), a sliding rod is in sliding fit in the guide cylinder (131), a clamping block (132) matched with the transmission teeth of the second gear (11) is fixedly installed at the outer end of the sliding rod, and a first spring (133) sleeved on the sliding rod is installed between the clamping block (132) and the end face of the guide cylinder (131).
3. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: and a strip-shaped metal block (28) corresponding to the sponge roller (26) is horizontally and fixedly arranged on the inner side of the left side wall of the mounting box (6).
4. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: the bottom surface of the supporting plate (16) is uniformly and fixedly provided with a plurality of rubber strips (29) which are parallel to the sliding grooves (3).
5. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: the bottom surface of each base (1) is provided with two accommodating grooves (30), the top of each accommodating groove (30) is provided with a guide groove (31), and two sides of each guide groove (31) are provided with limiting grooves (32); a bracket (33) is vertically and slidably matched in the guide groove (31), and a roller (34) with the axis vertical to the sliding groove (3) is horizontally and rotatably arranged on the bracket (33); two sides of the bracket (33) are fixedly provided with limit blocks (35) which are in sliding fit with the limit grooves (32); an oil groove (36) communicated with the guide groove (31) is horizontally formed in the base (1), a sealing plate (37) in sliding fit with the oil groove (36) is slidably mounted on the rear end face of the base (1), and a vertical plate (38) is fixedly connected to the rear end of the sealing plate (37); a second spring (39) is horizontally arranged between the vertical plate (38) and the rear end surface of the base (1).
6. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: a spherical guide block (40) is fixedly arranged on the mounting shaft (18) corresponding to the positions of the first bevel gear (21) and the third bevel gear (25); circular grooves (41) are formed in the inner sides of the front side wall and the rear side wall of the installation box (6) corresponding to the first rotating shaft (20) and the second rotating shaft (24), and circular sheets (42) are rotatably installed on the end faces of the circular grooves (41); a third spring (43) is mounted on the disc (42).
7. The slitting and cutting device for municipal cement concrete pavements according to claim 1, wherein: the top surface of the base (1) is located on two sides of the sliding groove (3) and is fixedly provided with a strip-shaped limiting plate (44) along the direction of the sliding groove (3), and the top of the limiting plate (44) is matched with the top surface of the sliding strip (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010579989.1A CN111549638B (en) | 2020-06-23 | 2020-06-23 | Municipal administration cement concrete pavement joint-cutting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010579989.1A CN111549638B (en) | 2020-06-23 | 2020-06-23 | Municipal administration cement concrete pavement joint-cutting device |
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| CN111549638B CN111549638B (en) | 2021-09-14 |
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| CN202010579989.1A Active CN111549638B (en) | 2020-06-23 | 2020-06-23 | Municipal administration cement concrete pavement joint-cutting device |
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| CN111549638B (en) | 2021-09-14 |
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Effective date of registration: 20240320 Address after: No. 5, Zone 1, Nanhua Industrial Zone, Xingtan Town, Shunde District, Foshan City, Guangdong Province, 528000 Patentee after: Xietan Cement Craft Products Factory, Xingtan Town, Shunde District, Foshan City Country or region after: Zhong Guo Address before: 243000 building 4, No. 1669, north section of huolishan Avenue, Cihu high tech Zone, Ma'anshan City, Anhui Province Patentee before: Ma'anshan Huaxin Financial Consulting Co.,Ltd. Country or region before: Zhong Guo |