CN203654146U - Road cutting equipment - Google Patents

Abstract

The utility model relates to road cutting equipment which comprises a base and a cutting machine body installed on the base; the cutting machine body comprises a cutting disc and a power device; the base comprises an upper movable component and a lower fixed component capable of being fixed on the ground or a manhole cover; a revolving bearing is arranged between the upper movable component and the lower fixed component; a rotary driving mechanism is installed on the upper movable component; the cutting machine body further comprises a horizontal sliding plate; a support frame is fixedly installed on the horizontal sliding plate; a lifting guide rail is installed on the support frame; a lifting frame is installed on the lifting guide rail; a lifting driving device is arranged between the support frame and the lifting frame; the cutting disc and the power device are installed on the lifting frame; a plate locking mechanism capable of selectively allowing or preventing the horizontal sliding plate from horizontally sliding is arranged on the upper movable component. The road cutting equipment disclosed by the utility model is high in mechanization degree, precise for control, high in working efficiency, simple and convenient for adjustment, strong in integrity and small in volume; the application range of the road cutting equipment disclosed by the utility model is enlarged.

Description

A kind of road surface cutting equipment

Technical field

The utility model relates to a kind of road surface cutting equipment, and especially a kind of road surface is set up well, repaired the road surface cutting equipment of existing well.

Background technology

Asphalt roads is after using after a while, and damaging will appear in road surface successively, and while especially many various types of well lids being installed on road, hole groove, be full of cracks, crack etc. appear in well lid around road surface, need to carry out partial repair to it.The existing traditional method of well lid reparation construction is comprised to cutting, excavation, recharge afterwards virgin material.And traditional cutting machine is first by behind rectilinear direction cutting road surface, adjusting the direction of cutting machine roughly cuts by quadrangle, this method is cut into quadrangle by cutting part because of operating personnel, circular inspection-pit and the shape of cutting part are inharmonious, make troubles not only to the current of vehicle, not attractive in appearance in appearance yet, and need the area of filling virgin material larger, need to consume a large amount of filling virgin materials, cost is high.

For traditional tetragonal cutting mode, prior art has occurred that some can cut conglobate cutting machine by the road surface of well lid outside, the disclosed a kind of manhole circulation cutting machine of for example Chinese invention patent application Publication Specification CN200710163780.1, it comprises the center support unit that is fixed on ground, top vertical direction has axis of rotation, the axis of rotation level connection joint of the slotted hole of horizontal expansion and center support unit, centered by this axis of rotation, can be around this center support finite element rotation and the adjusting pole moving forward and backward, the main frame that is attached to this adjusting pole end is installed the cutting machine together rotating around the axis of rotation of this center support unit with this adjusting pole as medium.There is following shortcoming in this circular cutter: the mechanism that (1) realizes circular cutting movement is comparatively complicated, and lacks mechanical self energy control, be difficult to control and operating efficiency lower; (2) realize cut radius regulate mechanism stable poor, regulate comparatively trouble; (3) realize the mechanism stable that depth of cut regulates poor, lack mechanical self energy control, operating efficiency is lower, adopts manual adjustment depth of cut, and the depth of cut value of its adjusting is difficult to ensure that it is accurate; (4) this circular cutter carrying is mobile very difficult, need to consume a large amount of labours and carry, and must use workman that complete machine is raised to movement in work progress while needing to adjust position, and adjustment process is very loaded down with trivial details.

Summary of the invention

The purpose of this utility model is to provide a kind of road surface cutting equipment, and the slew gear that this road surface cutting equipment is realized circular cutting movement is simple in structure, and mechanization degree is high, and control is accurate and operating efficiency is high; The mechanism structure that realizes cut radius adjusting is simple, regulates simple and convenient; Realize the mechanism structure that depth of cut regulates simple, regulate simple and convenient, control accurately and operating efficiency high; Expanded the accommodation of this road surface cutting equipment, and this road surface cutting equipment globality is strong, volume is few.

Above-mentioned purpose is achieved by the following technical solution:

A kind of road surface cutting equipment, comprise base and be arranged on the cutting machine body on base, this cutting machine body comprises cutting blade and the power set that drive cutting blade to rotatablely move, its feature exists: this base comprises top movable assembly and can be fixed on the bottom fixation kit on ground or well lid, between top movable assembly and bottom fixation kit, be provided with pivoting support, the outer ring of pivoting support is fixedly connected with bottom fixation kit, the inner ring of pivoting support is fixedly connected with top movable assembly, the lateral wall of the outer ring of pivoting support has the tooth of circumferential distribution, top movable assembly is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft, this output shaft be provided with one with the driving gear of the outer ring engaged transmission of pivoting support, rotary drive mechanism orders about driving gear and rotates so that top movable assembly rotates relative to bottom fixation kit, this cutting machine body also comprises that one can be arranged on the horizontal slide plate on top movable assembly horizontal sliding, horizontal slide plate is along the radial slippage of the Plane of rotation of top movable assembly, on horizontal slide plate, be installed with a bracing frame, riser guide perpendicular to horizontal slide plate is installed on bracing frame, crane is installed on riser guide, between bracing frame and crane, be provided with lifting drive, lifting drive drives crane along the upper and lower slippage of riser guide, cutting blade and power set are arranged on crane and follow crane slippage, top movable assembly is provided with the jam plate mechanism that selectively allows or stop this horizontal slide plate horizontal sliding.

Above technical scheme can be further improved by following measures:

This road surface cutting equipment also comprises a vehicle frame, and a frame is installed on top movable assembly; This vehicle frame comprises transverse strands and the spaced longeron of two-phase, this transverse strands is arranged between the upper end of two longerons, the lower end of two longerons is respectively equipped with a wheel carrier, on wheel carrier, be respectively equipped with the first pin joint and the second pin joint separately, each wheel carrier is hinged by the first pin joint and frame, and each wheel carrier is hinged by the second pin joint and wheel; Vehicle frame is around the rotation back and forth between a curling position away from ground and is near the expanded position on ground of the first pin joint; Vehicle frame is in the time of expanded position, and wheel is rollably supported on ground, now can pull vehicle frame with mobile this road surface cutting equipment; Vehicle frame is in the time of curling position, and base support is on ground, and wheel built on stilts is vacant state, and now vehicle frame draws on the cutting equipment of road surface; Between vehicle frame and frame, be provided with the car locking mechanism that vehicle frame can be locked in to curling position or expanded position.

On this wheel carrier, be provided with a groove with opening in the position of the first pin joint, groove is " U " shape, in frame, be extended with jointed shaft with the first corresponding position, pin joint position, jointed shaft is rotationally through groove, the opening part of groove is equipped with a dismountable stop pin, stop pin is perpendicular to jointed shaft, and the opening part of groove penetrates stop pin to stop jointed shaft to exit groove, takes out stop pin to allow jointed shaft to draw off from the opening of groove; Car locking mechanism comprises the first car locking mechanism and the second car locking mechanism; The first car locking mechanism comprises the first spacer on a longeron of being located at vehicle frame, is located at the second spacer and a dismountable latch in frame, the first spacer is provided with the first perforation, the second spacer is provided with the second perforation, vehicle frame first perforation in the time of curling position is communicated with the second perforation, now, the first perforation and second penetrates latch to stop vehicle frame rotation, takes out latch to allow vehicle frame rotation; The second car locking mechanism comprises and is located at the hook on wheel carrier and is located at the door latch type clamp in frame, and vehicle frame is linked up with hook on the link of door latch type clamp in the time of expanded position.

Between this top movable assembly and the outer ring of pivoting support, be provided with the taboo rotation mechanism that selectively allows or stop this top movable assembly to rotate relative to bottom fixation kit; One frame is installed on top movable assembly; Prohibit rotation mechanism and comprise plug-type active grab, long connecting rod, pin and sleeve pipe; Plug-type active grab is arranged in frame; The upper end of long connecting rod connects with plug-type active grab and orders about long connecting rod by this plug-type active grab and moves up and down; Sleeve pipe is located on top movable assembly; The upper end of pin is connected with the lower end of long connecting rod by connector follows long connecting rod and moves up and down, the lower end of pin is through sleeve pipe, when pin moves downward, the lower end of pin can be inserted in the teeth groove of outer ring of pivoting support to stop this top movable assembly to rotate relative to bottom fixation kit, and the teeth groove of outer ring that when pin moves upward, pivoting support can be exited in the lower end of pin is to allow this top movable assembly to rotate relative to bottom fixation kit.

This top movable assembly is provided with two parallel and be separated by horizontal guide rails, and each horizontal guide rail is provided with a chute, and two lateral edges of horizontal slide plate embed respectively in corresponding chute; The top place that horizontal slide plate embeds each lateral edges in chute is provided with the first cammed surface; Each horizontal guide rail has one and the second cammed surface of the first cammed surface effect, and the second cammed surface is to forming this chute between base; Wherein a horizontal guide rail is fixed on top movable assembly, and another horizontal guide rail is provided with some along the spaced perforation of horizontal slide plate glide direction, and top movable assembly is provided with and the corresponding screw of boring a hole; Jam plate mechanism comprises the depression bar corresponding to a perforation, this depression bar comprises head, in the lower surface of head towards the body of rod of downward-extension be arranged on the handle on head, the lower end that the body of rod of depression bar inserts perforation and the body of rod is threaded with screw, the horizontal guide rail that is provided with perforation is located between the lower surface of head of depression bar and the first cammed surface of lateral edges corresponding to the chute of this horizontal guide rail, turn handle is to unclamp or to lock horizontal slide plate, unclamp horizontal slide plate and can allow horizontal slide plate horizontal sliding, locking horizontal slide plate can stop horizontal slide plate horizontal sliding.

The afterbody of this horizontal slide plate is provided with Radius scale, and one end of radius ruler is hinged on the afterbody of horizontal slide plate, and this radius ruler is provided with several along the spaced draw-in groove of horizontal slide plate glide direction; The afterbody of base is provided with the adjusting rod corresponding with radius ruler, and adjusting rod is provided with storage tank; This road surface cutting equipment is furnished with a crowbar, the lower end of crowbar can be inserted in storage tank and as fulcrum, the sidewall of crowbar convexes with a poke rod that can insert in draw-in groove, this poke rod is near the lower end of crowbar, and the upper end of stirring crowbar makes poke rod act on the draw-in groove of radius ruler and promotes horizontal slide plate slippage; Between base and horizontal slide plate, be provided with radius position-limit mechanism so that horizontal slide plate has Radius maximum position and radius minimum position, horizontal slide plate slippage back and forth between maximum radius location and radius minimum position; Radius position-limit mechanism comprise be located at base stem front apron, be located at base afterbody backboard, be located at the maximum radius limiting plate of horizontal slide plate stem and be located at the least radius limiting plate of horizontal slide plate afterbody, least radius limiting plate is between front apron and backboard, and maximum radius limiting plate is between front apron and least radius limiting plate; Horizontal slide plate is in the time of maximum radius location, and maximum radius limiting plate is stopped by front apron; Horizontal slide plate is in the time of radius minimum position, and least radius limiting plate is stopped by backboard.

Between this crane and bracing frame, be provided with depth of cut set mechanism so that crane has an enable position and a depth of cut desired location, lifting drive orders about crane and switches back and forth between enable position and depth of cut desired location.

This depth of cut set mechanism comprises scale of depth, sensor and height limiting plate; Scale of depth can slide up and down to be arranged on crane, scale of depth is provided with scale, the glide direction of scale of depth is parallel to the direction of motion of crane, is provided with the sword iron mechanism that selectively allows or stop the upper and lower slippage of this scale of depth between scale of depth and crane; Installation of sensors is on scale of depth and follow the upper and lower slippage of scale of depth, and height limiting plate is arranged on bracing frame, and sensor is positioned at the top of height limiting plate; Crane is in the time of enable position, and sensor and height limiting plate are apart; Lifting drive orders about crane and slides onto that sensor is pressed close to downwards or when contact height limiting plate, lifting drive stops promoting crane from enable position, and now crane is in depth of cut desired location.

This scale of depth is provided with rectangular groove, the length direction of rectangular groove is parallel to the length direction of scale of depth, sword iron mechanism comprises hook knob, hook knob comprises knob head and knob threaded shank, knob threaded shank penetrates rectangular groove and screws on crane, scale of depth is clamped between knob head and crane, turn hook knob is to unclamp or to lock scale of depth, unclamp scale of depth can allow the upper and lower slippage of scale of depth with regulate crane when the enable position sensor to the distance of height limiting plate, locking scale of depth can stop the upper and lower slippage of scale of depth.

This cutting machine body also comprises a controller, and sensor is connected with controller, and controller and a Digiplex establish a communications link, the unlatching of Digiplex by controller control lifting drive or close; This lifting drive comprises the electric pushrod being arranged on bracing frame, and the push rod of electric pushrod is connected with crane.

Each technical measures can be selected a use above, and yet use capable of being combined, as long as do not form each other conflict.

The utility model compared with prior art tool has the following advantages:

(1) slew gear of the circular cutting movement of realization being made up of top movable assembly, bottom fixation kit, pivoting support and rotary drive mechanism is simple in structure, and mechanization degree is high, and control is accurate and operating efficiency is high; Formed by horizontal slide plate that can horizontal sliding and jam plate mechanism to realize the cut radius governor motion that cut radius regulates simple in structure, regulate simple and convenient; Formed by riser guide, crane and lifting drive to realize the mechanism structure that depth of cut regulates simple, regulate simple and convenient, control accurately and operating efficiency high; Expanded the accommodation of this road surface cutting equipment, and this road surface cutting equipment globality is strong, volume is few;

(2) vehicle frame is added and be located on the cutting equipment of road surface, in the time that needs are carried moving pavement cutting equipment, make vehicle frame in expanded position, now can pull vehicle frame with mobile this road surface cutting equipment; After movement, make vehicle frame in curling position, base support is in ground, wheel built on stilts is vacant state, and now vehicle frame draws on the cutting equipment of road surface, utilizes vehicle frame can make the conveniently moving, quick, laborsaving of road surface cutting equipment, use more flexible, in the time not using, vehicle frame folding is drawn in, can save parking space;

(3) on above-mentioned wheel carrier, be provided with a groove with opening in the position of the first pin joint, groove is " U " shape, in frame, be extended with jointed shaft with the first corresponding position, pin joint position, jointed shaft is rotationally through groove, the opening part of groove is equipped with a dismountable stop pin, stop pin is perpendicular to jointed shaft, the opening part of groove penetrates stop pin to stop jointed shaft to exit groove, take out stop pin to allow jointed shaft to draw off from the opening of groove, vehicle frame adopts Whole-dismountable mode to install, when need to carrying moving pavement cutting equipment, load onto vehicle frame, just can utilize vehicle frame can make the conveniently moving of road surface cutting equipment, fast, laborsaving, use more flexible, when road surface cutting equipment is constructed, except vehicle frame folding can being drawn in, vehicle frame entirety can also be moved apart to road surface cutting equipment, it is more reasonable to design, avoid road surface cutting equipment to be obstructed in work progress,

(4) between this top movable assembly and the outer ring of pivoting support, be provided with the taboo rotation mechanism that selectively allows or stop this top movable assembly to rotate relative to bottom fixation kit, utilize to prohibit when rotation mechanism is realized work and rotate, in shutdown or handling process, forbid rotating, easy to use, this taboo rotation mechanism is simple in structure, utilizes the more convenient operator of plug-type active grab to use;

(5) this top movable assembly is provided with two parallel and be separated by horizontal guide rails, each horizontal guide rail is provided with a chute, two lateral edges of horizontal slide plate embed respectively in corresponding chute, horizontal slide plate is slippage stably, regulates very conveniently, and radius regulates accurately, the circular deviation of cutting is few, jam plate mechanism adopts wedge clamping mode and implements to combine with guide rail, simple in structure, easy to operate;

(6) utilize crowbar to carry out radius adjusting, adopt lever principle, can save operating personnel's muscle power and easy to adjust, more humane design;

(7) between this crane and bracing frame, be provided with depth of cut set mechanism so that crane has an enable position and a depth of cut desired location, lifting drive orders about crane and switches back and forth between enable position and depth of cut desired location, adopt depth of cut set mechanism to come to set a cutting depth value to this road surface cutting equipment, it is simple in structure, reasonable in design so that smooth cutting construction;

(8) this depth of cut set mechanism comprises scale of depth, sensor and height limiting plate, regulates sensor and height limiting plate distance apart by the height of scale of depth, and this distance is the depth of cut value of setting, and its adjusting is simple and convenient;

(9) this cutting machine body also comprises a controller, sensor is connected with controller, controller and a Digiplex establish a communications link, the unlatching of Digiplex by controller control lifting drive or close, realize Long-distance Control by Digiplex, reasonable in design, the control of convenient operation personnel road pavement cutting equipment.

Brief description of the drawings

Fig. 1 is schematic perspective view of the present utility model;

Fig. 2 is perspective exploded view of the present utility model;

Fig. 3 is front view of the present utility model;

Fig. 4 is the schematic perspective view of the utility model frame and base;

Fig. 5 is the schematic perspective view of the utility model base;

Fig. 6 is the schematic perspective view of the plug-type active grab of the utility model;

Fig. 7 is the top view of the utility model base;

Fig. 8 is the A-A sectional view of Fig. 7;

Fig. 9 is the B portion partial enlarged drawing of Fig. 8, and teeth groove is exited in the lower end of its central stop lever;

Figure 10 is the B portion partial enlarged drawing of Fig. 8, and insert in teeth groove the lower end of its central stop lever;

Figure 11 and Figure 12 are two different angles perspective exploded view of the utility model base;

Figure 13 is the schematic perspective view of the utility model cutting machine body;

Figure 14 is the sectional structure schematic diagram of the utility model cutting machine body;

Figure 15 is the C-C sectional view of Figure 14;

Figure 16 is the D portion partial enlarged drawing of Figure 15;

Figure 17 is the E portion partial enlarged drawing of Figure 15;

Figure 18 is the sectional schematic diagram of the utility model two horizontal guide rails, horizontal slide plate and pad;

Figure 19 hides the perspective exploded view after power set on the basis of Figure 13;

Figure 20 hides the schematic perspective view after power set, crane and cutting blade on the basis of Figure 13, and wherein horizontal slide plate is in a position between radius minimum position and maximum radius location;

Figure 21 is the schematic perspective view of the utility model vehicle frame, frame and base, and wherein vehicle frame is in curling position;

Figure 22 is the F portion partial enlarged drawing of Figure 21;

Figure 23 is the G portion partial enlarged drawing of Figure 21;

Figure 24 is the schematic perspective view of the utility model vehicle frame, frame and base, and wherein vehicle frame is in expanded position;

Figure 25 is the right view of the utility model vehicle frame, frame and base;

Figure 26 is the H-H sectional view of Figure 25, and wherein vehicle frame is in curling position;

Figure 27 is the H-H sectional view of Figure 25, and wherein vehicle frame is in expanded position;

Figure 28 is the perspective exploded view of the utility model vehicle frame.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

As shown in Fig. 1 to Figure 28, a kind of road surface cutting equipment, comprises base 1 and is arranged on the cutting machine body on base 1, this cutting machine body comprises cutting blade 4 and the power set 5 that drive cutting blade 4 to rotatablely move;

This base 1 comprises top movable assembly 11 and can be fixed on the bottom fixation kit 12 on ground or well lid, between top movable assembly 11 and bottom fixation kit 12, be provided with pivoting support, the outer ring 131 of pivoting support is fixedly connected with bottom fixation kit 12, the inner ring 132 of pivoting support is fixedly connected with top movable assembly 11, the lateral wall of the outer ring 131 of pivoting support has the tooth of circumferential distribution, top movable assembly 11 is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft 141, this output shaft 141 be provided with one with the driving gear 142 of outer ring 131 engaged transmission of pivoting support, rotary drive mechanism orders about that driving gear 142 rotates so that top movable assembly 11 rotates relative to bottom fixation kit 12,

One frame 2 is installed on top movable assembly 11, water tank 25 and balance weight mechanism 26 are installed in frame 2; Balance weight mechanism 26 comprises balancing weight and expansion bracket, and expansion bracket telescopically is arranged on the top of frame, by regulating the counterweight that realizes of expansion bracket.Water tank 25 can cut for cutting blade provides suitable water in this road surface cutting equipment work progress.

This cutting machine body also comprises that one can be arranged on the horizontal slide plate 6 on top movable assembly 11 horizontal sliding, horizontal slide plate is along the radial slippage of the Plane of rotation of top movable assembly 11, on horizontal slide plate 6, be installed with a bracing frame, riser guide 81 perpendicular to horizontal slide plate 6 is installed on bracing frame, on riser guide 81, crane is installed, between bracing frame and crane, be provided with lifting drive, lifting drive drives crane along riser guide slippage Shang Xia 81, cutting blade 4 and power set 5 are arranged on crane and follow crane slippage, top movable assembly 11 is provided with the jam plate mechanism that selectively allows or stop these horizontal slide plate 6 horizontal slidings.

As shown in Figure 21 to Figure 28, this road surface cutting equipment also comprises a vehicle frame 3; This vehicle frame 3 comprises transverse strands and the spaced longeron 31 of two-phase, this transverse strands is arranged between the upper end of two longerons 31, the lower end of two longerons 31 is respectively equipped with a wheel carrier, on wheel carrier, be respectively equipped with the first pin joint 3a and the second pin joint 3b separately, each wheel carrier is hinged by the first pin joint 3a and frame 2, and each wheel carrier is hinged by the second pin joint 3b and wheel 32; Vehicle frame 3 is around the first pin joint 3a rotation back and forth between a curling position away from ground and is near the expanded position on ground; Vehicle frame is in the time of expanded position, and it is upper that wheel 32 is rollably supported on ground M, now can pull vehicle frame 3 with mobile this road surface cutting equipment; Vehicle frame is in the time of curling position, and base 1 is supported on ground, and wheel 32 built on stilts are vacant state, and now vehicle frame 3 draws on the cutting equipment of road surface; Between vehicle frame 3 and frame 2, be provided with the car locking mechanism that vehicle frame 3 can be locked in to curling position or expanded position.This vehicle frame is basically perpendicular to ground in the time of curling position, and this vehicle frame is basically parallel to ground in the time of expanded position; Vehicle frame around the first pin joint from curling position towards ground rotation to expanded position, vehicle frame around the first pin joint from expanded position away from ground rotation to curling position; Vehicle frame is in the time of curling position, and by the base support of this road surface cutting equipment, in ground, wheel 32 built on stilts are vacant state, and now vehicle frame 3 draws on the cutting equipment of road surface.

On wheel carrier, be provided with a groove 33 with opening 331 in the position of the first pin joint 3a, groove 33 is " U " shape, in frame 2, be extended with jointed shaft 21 with the first corresponding position, pin joint 3a position, jointed shaft 21 is rotationally through groove 33, opening 331 places of groove are equipped with a dismountable stop pin 34, stop pin 34 is perpendicular to jointed shaft 21, opening 331 places of groove penetrate stop pin 34 to stop jointed shaft 21 to exit groove 33, take out stop pin 34 to allow jointed shaft 21 to draw off from the opening 331 of groove; Car locking mechanism comprises the first car locking mechanism and the second car locking mechanism; The first car locking mechanism comprises the first spacer 311 on a longeron 31 of being located at vehicle frame, is located at the second spacer 22 and a dismountable latch 23 in frame, the first spacer 311 is provided with the first perforation 312, the second spacer 22 is provided with the second perforation 221, vehicle frame in the time of curling position first bore a hole 312 and second perforation 221 be communicated with, now, the first perforation 312 and the second perforation 221 penetrate latch 23 to stop vehicle frame 3 rotations, take out latch 23 to allow vehicle frame 3 rotations; The second car locking mechanism comprises the hook 39 of being located on wheel carrier and is located at the door latch type clamp 24 in frame 2, and vehicle frame 3 is linked up with 39 hooks on the link 241 of door latch type clamp in the time of expanded position.

Transverse strands is a triangle frame, and the base 35 of triangle frame is horizontally set with between the upper end of two longerons 31, between two waists 36 of triangle frame, has been horizontally set with a middle girder 37.Triangle frame is provided with pulling of stretching out one day outward and manages 38.Two longerons 31 be arranged in parallel.

Door latch type clamp 24 comprises clamp seat 242, handle 243 and link 241, clamp seat 242 is fixedly mounted in frame 2, clamp seat 242 is provided with lug 244, handle 243 is hinged on lug 244, link 241 is installed in rotation on handle 243, and vehicle frame 3 is linked up with 39 hooks on the link 241 of door latch type clamp in the time of expanded position.Door latch type clamp 24 is prior art, no longer describes in detail herein.

Wheel carrier comprises the first inclined tube 313, the second inclined tube 314 and installing plate 315, one end of the second inclined tube 314 is welded on longeron 31, one end welding of the other end of the second inclined tube 314 and the first inclined tube 313, the lower end welding of the other end of the first inclined tube 313 and longeron 31, the first inclined tube 313, the second inclined tube 314 and the longeron part between the first inclined tube 313 and the second inclined tube 314 form a triangle, installing plate 315 is fixed in triangle, the first pin joint 3a is located at one end of the first inclined tube 313, the second pin joint 3b is located on installing plate 315 and the other end of close the first inclined tube 313.On the first inclined tube, be welded with one and stick up pipe 316, stick up pipe 316 and be positioned at outside triangle, hook 39 is located at the outer end of sticking up pipe 316.Wheel carrier is provided with the mud cover 317 of wheel 32.

As shown in Fig. 4 to Figure 12, Figure 16 and Figure 17, between the outer ring 131 of top movable assembly 11 and pivoting support, be provided with the taboo rotation mechanism that selectively allows or stop this top movable assembly 11 to rotate relative to bottom fixation kit 12; Prohibit rotation mechanism and comprise plug-type active grab 15, long connecting rod 16, pin 17 and sleeve pipe 18; Plug-type active grab 15 is arranged in frame 2; The upper end of long connecting rod 16 connects with plug-type active grab 15 and orders about long connecting rod 16 by this plug-type active grab 15 and moves up and down; Sleeve pipe 18 is located on top movable assembly 11; The upper end 171 of pin is connected with the lower end of long connecting rod 16 by connector follows long connecting rod 16 and moves up and down, the lower end 172 of pin is through sleeve pipe 18, when pin 17 moves downward, the lower end 172 of pin can be inserted in the teeth groove of outer ring 131 of pivoting support to stop this top movable assembly 11 to rotate relative to bottom fixation kit 12, and the teeth groove 133 of outer ring 131 that when pin 17 moves upward, pivoting support can be exited in the lower end 172 of pin is to allow this top movable assembly 11 to rotate relative to bottom fixation kit 12.

When construction, because bottom fixation kit 12 is fixed, top movable assembly 11 just circles with respect to ground.Frame 2 and cutting machine body are installed on top movable assembly 11 and follow top movable assembly 11 and rotate.Pivoting support belongs to prior art, its generally comprise pivoting support outer ring, pivoting support inner ring and be located at the rolling element between Internal and external cycle.Pivoting support is a kind of large size bearing that can bear combined load, can bear simultaneously larger axially, radial load and overturning moment.

Plug-type active grab 15 is arranged in frame 2; This plug-type active grab 15 can comprise quick clip clamp block 151, quick handle 152, quick brace 153, quick sleeve pipe 154, quick clip clamp block 151 is fixedly mounted in frame 2, handle 152 is hinged in quick clip clamp block 151 fast, sleeve pipe 154 is located in quick clip clamp block 151 fast, handle 152 connects with quick sleeve pipe 154 by quick brace 153 fast, promoting quick handle 152 can order about quick sleeve pipe 154 and move up and down, because plug-type active grab 15 is prior aries, no longer describe in detail herein; The upper end of long connecting rod 16 is connected with quick sleeve pipe 154;

As shown in figure 10, when pin 17 moves downward, the lower end 172 of pin can be inserted in the teeth groove 133 of outer ring 131 of pivoting support to stop this top movable assembly 11 to rotate relative to bottom fixation kit 12; As shown in Figure 9, the teeth groove 133 of outer ring 131 that when pin 17 moves upward, pivoting support can be exited in the lower end 172 of pin is to allow this top movable assembly 11 to rotate relative to bottom fixation kit 12.This taboo rotation mechanism also comprises upper stop piece 161, lower stop piece 162 and spring 163; Long connecting rod 16 is vertically arranged; Lower stop piece 162 is fixed on long connecting rod 16, upper stop piece 161 is fixed in frame 2 and long connecting rod 16 passes upper stop piece 161 slippingly, upper stop piece 161 is positioned at the top of lower stop piece 162, spring 163 is sheathed on outside long connecting rod 16, one end of spring 163 and lower stop piece 162 offset, and the other end of spring 163 and upper stop piece 161 offset.

This connector comprises meeting stile 164 and suspension ring 165, suspension ring 165 are inverted " U " shape, one end of meeting stile 164 is inserted the opening part of suspension ring 165 and is worn with bolt and nut and connects, the other end of meeting stile 164 is fixedly connected with the upper end of pin 171, the top of suspension ring 165 is fixedly connected with the lower end of long connecting rod 16, and the length direction of meeting stile 164 is perpendicular to the length direction of long connecting rod 16.

This rotary drive mechanism comprises drive motors 143 and reducer 144, the output shaft that this output shaft 141 is reducer, and drive motors 142 orders about output shaft 141 by reducer 144 and rotates.This rotary drive mechanism has 2 groups.Every group of rotary drive mechanism includes drive motors 143 and reducer 144.Between this top movable assembly 11 and bottom fixation kit 12, be provided with a protective cover 112 covering in outside pivoting support and driving gear 142.Protective cover is fixed on top movable assembly and follows top movable assembly and rotate.

This top movable assembly 11 comprises a base plate 111, and rotary drive mechanism is arranged on base plate 111; This bottom fixation kit 12 comprises disk 121 and base plate 122, and base plate 122 is fixed on the lower surface of disk 121, and the outer ring 131 of pivoting support is fixed on the upper surface of disk, and the inner ring 132 of pivoting support is fixed on the lower surface of base plate 111.

As shown in Figure 13 to Figure 20, between crane and bracing frame, be provided with depth of cut set mechanism so that crane has an enable position and a depth of cut desired location, lifting drive orders about crane and switches back and forth between enable position and depth of cut desired location.This cutting machine body also comprises that one can be arranged on the horizontal slide plate 6 on base 1 horizontal sliding, and bracing frame is fixedly mounted on horizontal slide plate 6, and base 1 is provided with the jam plate mechanism that selectively allows or stop these horizontal slide plate 6 horizontal slidings.Top movable assembly 11 is provided with two parallel and be separated by horizontal guide rails 61, and each horizontal guide rail 61 is provided with a chute 611, and two lateral edges 62 of horizontal slide plate embed respectively in corresponding chute 611.The top place that horizontal slide plate embeds each lateral edges 62 in chute is provided with the first cammed surface 621, each horizontal guide rail have one and first the second cammed surface 612, the second cammed surface 612 of acting on of cammed surface 621 to forming this chute 611 between base, wherein a horizontal guide rail 61 is worn with screw 617 and is fixed on base 1, and another horizontal guide rail 61 is provided with some along the spaced perforation 616 of horizontal slide plate 6 glide direction, and base 1 is provided with and the 616 corresponding screws 113 of boring a hole, jam plate mechanism comprises the depression bar 63 corresponding to a perforation 616, this depression bar 63 comprises head 631, in the lower surface 632 of head towards the body of rod 633 of downward-extension be arranged on the handle 634 on head, the lower end that the body of rod 633 of depression bar inserts perforation 616 and the body of rod is threaded with screw 113, being provided with perforation 616 horizontal guide rail 61 is located between the lower surface 632 of head of depression bar and the first cammed surface 621 of lateral edges corresponding to the chute of this horizontal guide rail, turn handle 634 is to unclamp or to lock horizontal slide plate 6, unclamp horizontal slide plate 6 and can allow horizontal slide plate 6 horizontal slidings, locking horizontal slide plate 6 can stop horizontal slide plate 6 horizontal slidings.The second cammed surface 612 is to forming this chute 611 between pad; Pad can be that elastomeric material is made.Be provided with the horizontal guide rail 61 of perforation 616 in the time unclamping horizontal slide plate 6, become flexible up and down; In the time of locking horizontal slide plate 6, be to be clamped between the lower surface 632 of head of pad and depression bar.

The afterbody of horizontal slide plate 6 is provided with Radius scale 64, one end of radius ruler 64 is hinged on by hinge 642 on the afterbody of horizontal slide plate 6, like this can be by radius ruler 64 outwards upset in use, in the time not using, amount to, this radius ruler 64 is provided with several along the spaced draw-in groove 641 of horizontal slide plate 6 glide direction; The afterbody of base 1 is provided with the adjusting rod corresponding with radius ruler 64 114, and adjusting rod 114 is provided with storage tank 115; This road surface cutting equipment is furnished with a crowbar 7, the lower end 71 of crowbar can be inserted in storage tank 115 and as fulcrum, the sidewall of crowbar 7 convexes with a poke rod 72 that can insert in draw-in groove 641, this poke rod 72 is near the lower end 71 of crowbar, and the upper end 73 of stirring crowbar makes poke rod act on the draw-in groove 641 of radius ruler and promotes horizontal slide plate 6 slippages.Arc-shaped notch 711 is located in the lower end 71 of crowbar, and arc-shaped notch is near the lower end of crowbar, and the part of the lower end of crowbar from arc-shaped notch to crowbar can be inserted in storage tank so that stir crowbar.

On horizontal slide plate 6, be installed with a bracing frame, the sidepiece of bracing frame is provided with sleeve pipe 74 and is the locating ring 75 of " C " shape, locating ring 75 is positioned at the top of sleeve pipe 74, crowbar 7 is through locating ring 75, and the lower end 71 of crowbar is inserted in sleeve pipe 74 and poke rod 72 is pressed on the end face of sleeve pipe 74 and supporting crowbar 7.

In the time regulating cut radius, take out crowbar from bracing frame, first turn handle makes depression bar unclamp horizontal slide plate, make the lower end of crowbar put into the fulcrum of storage tank as lever, make poke rod insert in the wherein draw-in groove of radius ruler, then pull the upper end of stirring crowbar and make poke rod act on the draw-in groove of radius ruler and promote horizontal slide plate slippage, after horizontal slide plate slides onto required radial location, take out crowbar from storage tank and draw-in groove, and turn handle makes depression bar locking horizontal slide plate.

Between base 1 and horizontal slide plate 6, be provided with radius position-limit mechanism so that horizontal slide plate 6 has Radius maximum position and radius minimum position, horizontal slide plate 6 slippage back and forth between maximum radius location and radius minimum position.Radius position-limit mechanism comprise be located at base 1 stem front apron 116, be located at base 1 afterbody backboard 117, be located at the maximum radius limiting plate 65 of horizontal slide plate 6 stems and be located at the least radius limiting plate 66 of horizontal slide plate 6 afterbodys, least radius limiting plate 66 is between front apron 116 and backboard 117, and maximum radius limiting plate 65 is between front apron 116 and least radius limiting plate 66; Front apron 116 is inverted " L " shape.Horizontal slide plate 6 is in the time of maximum radius location, and maximum radius limiting plate 65 is stopped by front apron 116; Horizontal slide plate 6 is in the time of radius minimum position, and least radius limiting plate 66 is stopped by backboard 117.This base 1 comprises top movable assembly 11 and can be fixed on the bottom fixation kit 12 on ground or well lid, between top movable assembly 11 and bottom fixation kit 12, be provided with pivoting support, the outer ring 131 of pivoting support is fixedly connected with bottom fixation kit 12, the inner ring 132 of pivoting support is fixedly connected with top movable assembly 11, the lateral wall of the outer ring 131 of pivoting support has the tooth of circumferential distribution, top movable assembly 11 is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft 141, this output shaft 141 be provided with one with the driving gear 142 of outer ring 131 engaged transmission of pivoting support, rotary drive mechanism orders about that driving gear 142 rotates so that top movable assembly 11 rotates relative to bottom fixation kit 12,

Horizontal slide plate is arranged on top movable assembly 11 and follows top movable assembly 11 and rotate, and horizontal slide plate is along the radial slippage of the Plane of rotation of top movable assembly 11.Pivoting support belongs to prior art, its generally comprise pivoting support outer ring, pivoting support inner ring and be located at the rolling element between Internal and external cycle.Pivoting support is a kind of large size bearing that can bear combined load, can bear simultaneously larger axially, radial load and overturning moment.

On horizontal slide plate 6, be installed with a bracing frame, riser guide 81 perpendicular to horizontal slide plate 6 is installed on bracing frame, on riser guide 81, crane is installed, between bracing frame and crane, be provided with lifting drive, lifting drive drives crane along riser guide slippage Shang Xia 81, and cutting blade 4 and power set 5 are arranged on crane and follow crane slippage.Form this road surface cutting equipment depth of cut governor motion by riser guide, crane and lifting drive, the cutting of the road surface degree of depth generally can not once complete, need to adopt cutting gradually to deepen to final depth of cut, therefore reasonably add depth adjusting mechanism so that smooth cutting construction.By radius governor motion regulating circumferential cut radius, regulate the degree of depth on cutting road surface by depth adjusting mechanism.

Power set 5 are motor, on crane, pivot is equipped with a power transmission shaft 82, cutting blade 4 is installed in one end of power transmission shaft 82, and the other end of power transmission shaft 82 is connected by belt gear with the output shaft of motor, and the cutting blade upper shield 41 covering at outside cutting blade 4 is installed on crane.The stem of slide plate is provided with guard shield 42 in the cutting blade covering at outside cutting blade 4.Bracing frame comprises vertical riser 83 and biside plate 84, and biside plate 84 is individually fixed in a side of riser 83.Sleeve pipe and locating ring are fixed therein on side plate.

Crane comprises base plate 85, is fixed on the end plate 86 of base plate 85 one end and is fixed on base plate 85 junction plate 861 between end plate 86, cutting blade 4 and power set 5 are arranged on base plate 85, the back of end plate 86 is provided with slide block 87, riser guide 81 is guide pillar, and slide block 87 is provided with the pilot hole passing for guide pillar.Base plate 85 tilts, and base plate 85 has certain angle with horizontal slide plate, and power transmission shaft 82 is also to have an angle a with horizontal slide plate 6, makes cutting blade depart from vertical plane (this vertical plane refers to the plane perpendicular to ground) and has an angle a with this vertical plane.Base plate 85 is provided with a belt tensioning mechanism, this belt tensioning mechanism comprises a flap, motor 5 is arranged on flap, one side of flap is hinged on base plate 85 by hinge, flap rotates relative to base plate 85 around this hinged limit, on flap, on the limit relative with this hinged limit, be installed with adjustment screw, adjustment screw is threaded with flap, the lower end of adjustment screw is through flap contact on base plate 85, and turn adjustment screw can be ordered about flap and be rotated to regulate the output shaft of motor and the distance of shaft centers of power transmission shaft 82 to regulate from the tensioning that realizes belt.

Lifting drive comprises the electric pushrod 88 being arranged on bracing frame, and the push rod 881 of electric pushrod is connected with crane, and particularly, electric pushrod is arranged on the riser 83 of bracing frame, and the push rod 881 of electric pushrod is connected with the slide block 87 of crane.Electric pushrod belongs to prior art, and electric pushrod is a kind of power-jdriven gear that rotatablely moving of motor is changed into the straight reciprocating motion of push rod.

Between crane and bracing frame, be provided with depth of cut set mechanism so that crane has an enable position and a depth of cut desired location, lifting drive orders about crane and switches back and forth between enable position and depth of cut desired location.This depth of cut set mechanism comprises scale of depth 89, sensor (not shown) and height limiting plate 80; Scale of depth 89 can slide up and down to be arranged on crane, scale of depth 89 is provided with scale, the glide direction of scale of depth 89 is parallel to the direction of motion of crane, is provided with the sword iron mechanism that selectively allows or stop the slippage Shang Xia 89 of this scale of depth between scale of depth 89 and crane;

Installation of sensors is on scale of depth 89 and follow scale of depth slippage Shang Xia 89, and height limiting plate 80 is arranged on bracing frame, and sensor is positioned at the top of height limiting plate 80; Crane is in the time of enable position, sensor and height limiting plate 80 segment distance apart, in fact this distance is exactly the depth of cut value presetting, by slip scale of depth 89 to regulate the size of crane sensor and height limiting plate 80 distance apart when the enable position; Lifting drive orders about crane and slides onto that sensor is pressed close to downwards or when contact height limiting plate 80, lifting drive stops promoting crane from enable position, and now crane is in depth of cut desired location.

Installation of sensors is on scale of depth 89, particularly, an installing plate 891 is located in the lower end of scale of depth, installation of sensors is on this installing plate 891, height limiting plate 80 is arranged on bracing frame, sensor coordinates with limiting plate 80, and in the time that electric pushrod promotion crane moves down and make sensor to approach limiting plate, electric pushrod stops promoting crane.

Scale of depth 89 is provided with rectangular groove 892, the length direction of rectangular groove 892 is parallel to the length direction of scale of depth 89, sword iron mechanism comprises hook knob 893, hook knob comprises knob head 894 and knob threaded shank 895, knob threaded shank 895 penetrates rectangular groove 892 and screws on crane, scale of depth 89 is clamped between knob head 894 and crane, turn hook knob 893 is to unclamp or to lock scale of depth 89, unclamp scale of depth can allow the upper and lower slippage of scale of depth with regulate crane when the enable position sensor to the distance of height limiting plate 80, locking scale of depth can stop the upper and lower slippage of scale of depth.The cross section of scale of depth 89 is dihedral and comprises two orthogonal limits, the wherein limit end plate 86 that reclines, and another limit plate 861 that is posted by connecting, and rectangular groove is located on that limit of the plate 861 that is posted by connecting.Sensor can be especially microswitch of travel switch.When microswitch contacts with height limiting plate 80, control electric pushrod and stop promoting crane.

Set depth of cut square enforcement case can adopt as follows, do not circle and/or power set start and order about cutting blade when rotation at road surface cutting equipment, the top movable assembly that is base does not have relative bottom fixation kit to rotatablely move, start electric pushrod by a Digiplex control, this Digiplex can be supporting with road surface cutting equipment, this road surface cutting equipment is provided with the controller with Digiplex mutual response, particularly, this cutting machine body also comprises a controller, sensor is connected with controller, controller and a Digiplex establish a communications link, the unlatching of Digiplex by controller control lifting drive or close, electric pushrod orders about crane decline after starting be that cutting blade is done to decline and cuts road surface motion, now crane is in enable position, when crane drops to microswitch and highly limiting plate contacts, microswitch sends signal to controller, stop promoting crane by controller control electric pushrod, now crane is in depth of cut desired location, realize thus the setting of depth of cut.The push rod of electric pushrod can be set different decrease speeds in decline process, for example, extremely gradually changed slowly by fast to depth of cut position from enable position.Actual depth of cut can be determined with the height that mixes up lifting scale by turn hook knob, first mixes up microswitch to the height distance between height limiting plate, and this height distance can be determined depth of cut.

This rotary drive mechanism comprises drive motors 143 and reducer 144, the output shaft that this output shaft 141 is reducer, and drive motors 142 orders about output shaft 141 by reducer 144 and rotates.This rotary drive mechanism has 2 groups.Every group of rotary drive mechanism includes drive motors 143 and reducer 144.Between this top movable assembly 11 and bottom fixation kit 12, be provided with a protective cover 112 covering in outside pivoting support and driving gear 142.Protective cover is fixed on top movable assembly and follows top movable assembly and rotate.This top movable assembly 11 comprises a base plate 111, and rotary drive mechanism is arranged on base plate 111, and screw 113, adjusting rod 114, front apron 116, backboard 117, horizontal guide rail 61, slide plate 6 are installed on base plate 111; This bottom fixation kit 12 comprises disk 121 and base plate 122, and base plate 122 is fixed on the lower surface of disk 121, and the outer ring 131 of pivoting support is fixed on the upper surface of disk, and the inner ring 132 of pivoting support is fixed on the lower surface of base plate 111.

The above; it is only preferably specific embodiments of the utility model; but protection domain of the present utility model is not limited to this; the those of ordinary skill in this field can be made some nonessential improvement and adjustment according to essence of the present utility model, within all should being encompassed in protection domain of the present utility model.

Claims (10)

1. a road surface cutting equipment, comprises base (1) and is arranged on the cutting machine body on base (1), and this cutting machine body comprises cutting blade (4) and the power set (5) that drive cutting blade (4) to rotatablely move, and its feature exists:

This base (1) comprises top movable assembly (11) and can be fixed on the bottom fixation kit (12) on ground or well lid, between top movable assembly (11) and bottom fixation kit (12), be provided with pivoting support, the outer ring (131) of pivoting support is fixedly connected with bottom fixation kit (12), the inner ring (132) of pivoting support is fixedly connected with top movable assembly (11), the lateral wall of the outer ring (131) of pivoting support has the tooth of circumferential distribution, top movable assembly (11) is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft (141), this output shaft (141) be provided with one with the driving gear (142) of outer ring (131) engaged transmission of pivoting support, rotary drive mechanism orders about driving gear (142) and rotates so that top movable assembly (11) rotates relative to bottom fixation kit (12),

This cutting machine body also comprises that one can be arranged on the horizontal slide plate (6) on top movable assembly (11) horizontal sliding, horizontal slide plate is along the radial slippage of the Plane of rotation of top movable assembly (11), horizontal slide plate is installed with a bracing frame on (6), riser guide (81) perpendicular to horizontal slide plate (6) is installed on bracing frame, riser guide is provided with crane on (81), between bracing frame and crane, be provided with lifting drive, lifting drive drives crane along the upper and lower slippage of riser guide (81), cutting blade (4) and power set (5) are arranged on crane and follow crane slippage, top movable assembly (11) is provided with the jam plate mechanism that selectively allows or stop this horizontal slide plate (6) horizontal sliding.

2. a kind of road surface according to claim 1 cutting equipment, is characterized in that: this road surface cutting equipment also comprises a vehicle frame (3), and a frame (2) is installed on top movable assembly (11); This vehicle frame (3) comprises transverse strands and the spaced longeron of two-phase (31), this transverse strands is arranged between the upper end of two longerons (31), the lower end of two longerons (31) is respectively equipped with a wheel carrier, on wheel carrier, be respectively equipped with the first pin joint (3a) and the second pin joint (3b) separately, each wheel carrier is hinged by the first pin joint (3a) and frame (2), and each wheel carrier is hinged by the second pin joint (3b) and wheel (32); Vehicle frame (3) is around the first pin joint (3a) rotation back and forth between a curling position away from ground and is near the expanded position on ground; Vehicle frame is in the time of expanded position, and it is upper that wheel (32) is rollably supported on ground (M), now can pull vehicle frame (3) with mobile this road surface cutting equipment; Vehicle frame is in the time of curling position, and base (1) is supported on ground, and wheel (32) built on stilts is vacant state, and now vehicle frame (3) draws on the cutting equipment of road surface; Between vehicle frame (3) and frame (2), be provided with the car locking mechanism that vehicle frame (3) can be locked in to curling position or expanded position.

3. a kind of road surface according to claim 2 cutting equipment, it is characterized in that: the groove (33) that is provided with a band opening (331) on wheel carrier in the position of the first pin joint (3a), groove (33) is " U " shape, frame (2) is upper is extended with jointed shaft (21) with the first pin joint (3a) corresponding position, position, jointed shaft (21) is rotationally through groove (33), the opening (331) of groove locates to be equipped with a dismountable stop pin (34), stop pin (34) is perpendicular to jointed shaft (21), the opening (331) of groove locates to penetrate stop pin (34) to stop jointed shaft (21) to exit groove (33), take out stop pin (34) to allow jointed shaft (21) to draw off from the opening (331) of groove, car locking mechanism comprises the first car locking mechanism and the second car locking mechanism, the first car locking mechanism comprises the first spacer (311) on a longeron (31) of being located at vehicle frame, be located at the second spacer (22) and a dismountable latch (23) in frame, the first spacer (311) is provided with the first perforation (312), the second spacer (22) is provided with the second perforation (221), vehicle frame in the time of curling position first bore a hole (312) and second perforation (221) be communicated with, now, the first perforation (312) penetrates latch (23) to stop vehicle frame (3) rotation with the second perforation (221), take out latch (23) to allow vehicle frame (3) rotation, the second car locking mechanism comprises the hook (39) of being located on wheel carrier and is located at the door latch type clamp (24) in frame (2), and vehicle frame (3) is linked up with (39) hook on the link (241) of door latch type clamp in the time of expanded position.

4. a kind of road surface according to claim 1 cutting equipment, is characterized in that: between the outer ring (131) of top movable assembly (11) and pivoting support, be provided with the taboo rotation mechanism that selectively allows or stop this top movable assembly (11) to rotate relative to bottom fixation kit (12), one frame (2) is installed on top movable assembly (11), prohibit rotation mechanism and comprise plug-type active grab (15), long connecting rod (16), pin (17) and sleeve pipe (18), plug-type active grab (15) is arranged in frame (2), the upper end of long connecting rod (16) connects with plug-type active grab (15) and orders about long connecting rod (16) by this plug-type active grab (15) and moves up and down, sleeve pipe (18) is located on top movable assembly (11), the upper end (171) of pin is connected with the lower end of long connecting rod (16) by connector follows long connecting rod (16) and moves up and down, the lower end (172) of pin is through sleeve pipe (18), when pin (17) moves downward, the lower end (172) of pin can be inserted in the teeth groove of outer ring (131) of pivoting support to stop this top movable assembly (11) to rotate relative to bottom fixation kit (12), the teeth groove of outer ring (131) that when pin (17) moves upward, pivoting support can be exited in the lower end (172) of pin is to allow this top movable assembly (11) to rotate relative to bottom fixation kit (12).

5. according to a kind of road surface cutting equipment described in claim 1 or 2 or 3 or 4, it is characterized in that: top movable assembly (11) is provided with two parallel and be separated by horizontal guide rails (61), each horizontal guide rail (61) is provided with a chute (611), and two lateral edges (62) of horizontal slide plate embed respectively in corresponding chute (611), the top place that horizontal slide plate embeds each the lateral edges (62) in chute is provided with the first cammed surface (621), each horizontal guide rail has one and second cammed surface (612) of the first cammed surface (621) effect, and the second cammed surface (612) is to forming this chute (611) between base, wherein a horizontal guide rail (61) is fixed on top movable assembly (11), another horizontal guide rail (61) is provided with some along the spaced perforation of horizontal slide plate (6) glide direction (616), and top movable assembly (11) is provided with and screw corresponding to (616) (113) of boring a hole, jam plate mechanism comprises the depression bar (63) corresponding to a perforation (616), this depression bar (63) comprises head (631), in the lower surface (632) of head towards the body of rod (633) of downward-extension be arranged on the handle (634) on head, the lower end that the body of rod (633) of depression bar inserts perforation (616) and the body of rod is threaded with screw (113), the horizontal guide rail (61) that is provided with perforation (616) is located between the lower surface (632) of the head of depression bar and first cammed surface (621) of lateral edges corresponding to the chute of this horizontal guide rail, turn handle (634) is to unclamp or to lock horizontal slide plate (6), unclamp horizontal slide plate (6) and can allow horizontal slide plate (6) horizontal sliding, locking horizontal slide plate (6) can stop horizontal slide plate (6) horizontal sliding.

6. a kind of road surface according to claim 5 cutting equipment, it is characterized in that: the afterbody of horizontal slide plate (6) is provided with Radius scale (64), one end of radius ruler (64) is hinged on the afterbody of horizontal slide plate (6), and this radius ruler (64) is provided with several along the spaced draw-in groove of horizontal slide plate (6) glide direction (641); The afterbody of base (1) is provided with the adjusting rod (114) corresponding with radius ruler (64), and adjusting rod (114) is provided with storage tank (115); This road surface cutting equipment is furnished with a crowbar (7), the lower end (71) of crowbar can be inserted in storage tank (115) and as fulcrum, the sidewall of crowbar (7) convexes with a poke rod (72) that can insert in draw-in groove (641), this poke rod (72) is near the lower end (71) of crowbar, and the upper end (73) of stirring crowbar makes poke rod act on the draw-in groove (641) of radius ruler and promotes horizontal slide plate (6) slippage; Between base (1) and horizontal slide plate (6), be provided with radius position-limit mechanism so that horizontal slide plate (6) has Radius maximum position and radius minimum position, horizontal slide plate (6) slippage back and forth between maximum radius location and radius minimum position; Radius position-limit mechanism comprise be located at base (1) stem front apron (116), be located at base (1) afterbody backboard (117), be located at the maximum radius limiting plate (65) of horizontal slide plate (6) stem and be located at the least radius limiting plate (66) of horizontal slide plate (6) afterbody, least radius limiting plate (66) is positioned between front apron (116) and backboard (117), and maximum radius limiting plate (65) is positioned between front apron (116) and least radius limiting plate (66); Horizontal slide plate (6) is in the time of maximum radius location, and maximum radius limiting plate (65) is stopped by front apron (116); Horizontal slide plate (6) is in the time of radius minimum position, and least radius limiting plate (66) is stopped by backboard (117).

7. according to a kind of road surface cutting equipment described in claim 1 or 2 or 3 or 4, it is characterized in that: between crane and bracing frame, be provided with depth of cut set mechanism so that crane has an enable position and a depth of cut desired location, lifting drive orders about crane and switches back and forth between enable position and depth of cut desired location.

8. a kind of road surface according to claim 7 cutting equipment, is characterized in that: this depth of cut set mechanism comprises scale of depth (89), sensor and height limiting plate (80); Scale of depth (89) can slide up and down to be arranged on crane, scale of depth (89) is provided with scale, the glide direction of scale of depth (89) is parallel to the direction of motion of crane, is provided with the sword iron mechanism that selectively allows or stop the upper and lower slippage of this scale of depth (89) between scale of depth (89) and crane; Installation of sensors is above followed the upper and lower slippage of scale of depth (89) at scale of depth (89), and height limiting plate (80) is arranged on bracing frame, and sensor is positioned at the top of height limiting plate (80); Crane is in the time of enable position, and sensor and height limiting plate (80) are apart; Lifting drive orders about crane and slides onto that sensor is pressed close to downwards or when contact height limiting plate (80), lifting drive stops promoting crane from enable position, and now crane is in depth of cut desired location.

9. a kind of road surface according to claim 8 cutting equipment, is characterized in that: sensor is microswitch, scale of depth (89) is provided with rectangular groove (892), the length direction of rectangular groove (892) is parallel to the length direction of scale of depth (89), sword iron mechanism comprises hook knob (893), hook knob (893) comprises knob head (894) and knob threaded shank (895), knob threaded shank (895) penetrates rectangular groove (892) and screws on crane, scale of depth (89) is clamped between knob head (894) and crane, turn hook knob (893) is to unclamp or to lock scale of depth (89), unclamp scale of depth can allow the upper and lower slippage of scale of depth with regulate crane when the enable position sensor to the distance of height limiting plate (80), locking scale of depth can stop the upper and lower slippage of scale of depth (89).

10. a kind of road surface according to claim 8 cutting equipment, it is characterized in that: this cutting machine body also comprises a controller, sensor is connected with controller, controller and a Digiplex establish a communications link, the unlatching of Digiplex by controller control lifting drive or close; This lifting drive comprises the electric pushrod (88) being arranged on bracing frame, and the push rod (881) of electric pushrod is connected with crane.

Images