CN202644368U

CN202644368U - Double-blade road surface cutting machine

Info

Publication number: CN202644368U
Application number: CN 201220260519
Authority: CN
Inventors: 贾锋; 林艺平
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-05
Filing date: 2012-06-05
Publication date: 2013-01-02
Anticipated expiration: 2022-06-05

Abstract

Provided is a double-blade road surface cutting machine. Two blades (10) are installed at two ends of a cutter shaft (12) in a paratactic left-right mode, a machine base (14) is provided with a lifting mechanism, a pushing handle shock absorption device (4) is installed on an operating table (2), protective covers (8) are covered on the upper half portions of the two blades (10), an inner surfaces of the protective covers (8) are provided with water spraying pipes (E) communicated with a front water tank (9) and a back water tank (18). A lifting control wheel (3) is vertically connected with a lead screw (22), a transmission screw sleeve (24) is assembled under the lifting control wheel (3) to be connected with a lifting rod (6), and the lower end of the lifting rod (6) is provided with a fixed connecting sleeve (25) and a horizontal support rod (Z) provided with a chassis (26) in a sleeved mode. The lifting control wheel (3) is matched with a lifting wheel locking clamp plate (X) so as to lock the cutting depth. The back portion of the machine base (14) is provided with a chain transmission device. A dust-proof device is arranged on the machine base (14) and used for preventing broken stones and sands from being abrading moving parts. The double-blade road surface cutting machine is suitable for cutting and decomposing concrete pavement expansion joints, marble products and granite products, is convenient to operate, flexible to control, good in cutting quality, high in construction efficiency and long in service life.

Description

A kind of double blade pavement cutting machine

Technical field

The utility model relates to road building machinery, relates in particular to the pavement cutting machine tool.

Background technology

The edge, rigid pavement all leaves the shrinkage joint at present, and by pavement cutting machine, road pavement is cut off, slotted when building the road.The support of pavement cutting machine and be connected to one with the chassis of wheel, one side support is fixed with blade, a kind of cutting machine of model can only assemble a kind of blade, and the blade cuts degree of depth of same diameter is determined by blade height, entirely by the control of people's hand operation handrail.Be difficult to keep stable owing to help, in the cutting process blade depth of cut can't held stationary, accurately, occur changing because of support dynamics and vibrations easily, cause depth of cut not identical, affect cut quality.Operation labour intensity is large, easily tired, lower efficiency.The blade cooling only has water tank of front end, and the sprinkler pipe that is welded by sheet material is steel pipe, and the time has been grown the corrosion that gets rusty easily, and the life-span is low.

The utility model content

The purpose of this utility model is improved the structure of existing pavement cutting machine exactly, provides a kind of stable performance, convenient operation, control is flexible, and cut quality is good, and efficiency of construction is high, and fault is few, life-span is long, can improve operating mode, reduces the novel pavement cutting machine of labour intensity.

Task of the present utility model is finished like this: design a kind of double blade pavement cutting machine, support is installed in above the chassis, install actuating unit, cutting mechanism, water tank, cylinder on the support, cutting mechanism adopts structure arranged side by side about two blades, installing handle damping device and handle are supporting above the operating desk at support rear portion, two blades are installed in respectively the cutter shaft two ends of support front portion, install elevating mechanism on the support, are connected with the chassis.Two blades are discoid blade, middle perforate is sleeved on the axle sleeve, be installed on the cutter shaft two ends, cutter shaft is driven by actuating unit and rotates, blade first half outer cover protective cover, the protective cover inner face is provided with sparge pipe, is communicated with the front water tank of support front portion, the rear water box at rear portion by delivery hose respectively.The handle damping device is made of the in-built core retainer plate that is 45 ° of storings of square shell body, is installed on the operating desk end face, and setting-in rubber strip in 4 triangle holes that core retainer plate and square shell body are divided into is offered 4 screws on the core retainer plate, and equipped bolt is connected with the end of handle both sides.Elevating mechanism is combined by elevating control wheel, leading screw, transmission swivel nut, rubber sheath, elevating lever, splice sleeve.The elevating control wheel is the runner with handle, central vertical connects leading screw, leading screw overcoat rubber sheath, the leading screw hypomere is equipped with the transmission swivel nut, and the transmission swivel nut is fixed on the elevating lever top of hollow tubular, and the splice sleeve of elevating lever bottom overlaps the transverse support bar below the cartridge chassis, rotation elevating control wheel, make the rotation of leading screw and transmission swivel nut relative engagement, be with engine-bed front end lifting or set level control cutter shaft and blade lifting.Elevating control wheel is provided with supporting lifting wheel locking clamp, is installed in the operating desk forward position below the elevating control wheel, and by U-shaped bent plate and bolt, support assorted, U-shaped bent plate can rotate around bolt, holds up or sets level.Support rear operating platform side installing chain gearing, by chain cover sealing protection, chain cover is stretched out in the end in the sprocket shaft outside of internal sprockets, installing chain transmission handwheel, the sprocket shaft other end stretches out the chain cover inboard, and frame is contained on the far-end pedestal on the operating desk, cooperates with sprocket wheel braking clamp.Sprocket wheel braking clamp is the L shaped clamp with horizontal claw, and an end can cooperate with the bolt activity on the sprocket shaft far-end pedestal, and L shaped clamp rotates around bolt, horizontal riding on the sprocket shaft end, but horizontal claw block sprocket shaft pin.Be equiped with dust guard on the support, comprise that the driving hole dust excluding plate, both sides of rear dust excluding plate, the front end face at front dust excluding plate, the rear portion of front portion, support bottom surface are around the axis hole dust excluding plate of cutter shaft.Actuating unit adopts diesel engine or gasoline engine, is installed in above the support.The utility model walking manner is flexible, can be by the handle push-and-pull walking of support rear end, also can pass through swivel-chain transmission handwheel, drive the sprocket wheel chain transmission feeding walking of installing in the chain cover, flexible and convenient operation, feeding is accurate, the handle damping device can alleviate the vibration influence that produces in the cutting process effectively, make operation pleasant, simply, cutter shaft end, support both sides is by the fixing installing of axle sleeve disc type blade, and two protective blade cover inboards are provided with and add the long resin sparge pipe, spray cooling water to blade, the high temperature that produces when reducing blade cuts, and the dust that cutting produces is carried out moistening dustproof, feed pipe connects sparge pipe and water tank by snap joint.Water tank comprises the front water tank that is located at the support front portion and the rear water box at support rear portion, makes of resin, and end face is the heavy caliber filler, and the bottom surface delivery port connects feed pipe by snap joint, and two water tanks provide sufficient cooling water for the double blade cutting.Elevating mechanism is adjusted the height of support front end cutter shaft position by manual spiral lift bar, the control blade cuts degree of depth, convenience simple to operation, time saving and energy saving, avoided controlling by handle merely the operation fatigue of depth of cut, alleviated labour intensity, the locking device of elevating mechanism can make the suitable cutting position of the stable maintenance of blade, improve cutting accuracy, guarantee cut quality.Not only be applicable to the shrinkage joint on Concrete Cutting road surface, can cut decomposition or fluting to concrete products and marble, granite product simultaneously, efficient, safety.

Manufacture experimently, test according to technique scheme, prove the utility model compact conformation, easy to operate, control is flexible, stable performance, and cut quality is good.Efficiency of construction is high, and equipment fault is few, and maintenance cost is low, can improve the cutting operating mode, reduces labor intensity, and is applied widely, and long service life has reached predetermined purpose preferably.

Description of drawings

Fig. 1 is complete machine structure schematic diagram of the present utility model;

Fig. 2 is blade 10 of the present utility model, protective cover 8 and support 14 equipped structural representations;

Fig. 3 is the structural representation of the handle damping device 4 among Fig. 1;

Fig. 4 is elevating mechanism decomposition texture schematic diagram of the present utility model;

Fig. 5 is that structural representation is looked up in bottom surface of the present utility model;

Fig. 6 is the structural representation of the lifting locking clamp X among Fig. 1;

Fig. 7 is the structural representation of the sprocket wheel braking clamp Y among Fig. 1.

Among the figure, 1-handle, 2-operating desk, 3-elevating control wheel, 4-handle damping device, 5-pull bar, 6-elevating lever, 7-motor, 8-protective cover, 9-front water tank, 10-blade, 11-guide peg, 12-cutter shaft, 13-axle sleeve, 14-support, 15-trailing wheel, 16-chain cover, 17-cylinder, 18-rear water box, 19-emergency stop switch, 20-chain transmission handwheel, 21-rubber pad, 22-leading screw, 23-rubber sheath, 24-transmission swivel nut, 25-splice sleeve, 26-chassis; Y-sprocket wheel braking clamp, X-lifting wheel locking clamp, G-hind axle, E-sparge pipe, L-screw, J-rubber strip, K-housing, T-core retainer plate, H-rear dust excluding plate, F-axis hole dust excluding plate, Q-front dust excluding plate, N-driving hole dust excluding plate, P-front-wheel, Z-support bar, W-sprocket wheel, S-chain, D-sprocket shaft.

The specific embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is illustrated.

Consult Fig. 1, Fig. 2, Fig. 3, water tank 9, motor 7 before the front portion installing of support 14, rear portion installing rear water box 18, cylinder 17, operating desk 2, chain cover 16 interior installing chain gearings, installing handle damping device 4, emergency stop switch 19 above the operating desk 2, elevating control is taken turns 3 belows and is connected elevating lever 6, operating desk 2 front ends have been installed suspending bars 5 and have been connected with front water tank 9, operating desk 2 rear ends installings handle 1, and the junction plate by both sides is connected with handle damping device 4.Support 14 is installed on the hind axle G two axial ends installing trailing wheel 15 with following chassis 26.Chassis 26 is tower structure independently, and holder is below support 14, and chassis 26 front axles are equipped with front-wheel P.Installing cutter shaft 12 below support 14 anterior, two axial ends suit axle sleeve 13, fixing installing cylinder blade 10, blade 10 diameters are 12～20 cun of φ, the guide peg 11 that installing is stretched out forward below the top outer cover semicircle shape protective cover 8, support 14 front ends.Sparge pipe E is equipped with in protective cover 8 inboards of two side blades 10, connects feed pipe by snap joint respectively, is communicated with front water tank 9, rear water box 18, sprays cooling water to blade 10, makes blade 10 cooling downs of cutting process high speed rotation.Be set with 45 ° core retainer plate T in the square shell body K of handle damping device 4, setting-in rubber strip J in the hole between four angles of core retainer plate T and housing K, the equipped bolt of four screw L of core retainer plate T is connected with the end of handle 1.Be transmitted to above the operating desk 2 by support 14 when motor 7 cuts the vibrations that cause with cutting blade 10, when being transmitted to handle 1 again, the handle damping device 4 inner rubber bar J above the operating desk 2 play the elastic shock attenuation effect, and it is comparatively comfortable that operation is promoted.

Consult Fig. 4, elevating mechanism is constituted by elevating control wheel 3, leading screw 22, rubber sheath 23, transmission swivel nut 24, elevating lever 6, splice sleeve 25, elevating control is taken turns 3 centre bores and is connected leading screw 22, leading screw 22 overcoat rubber sheaths 23, leading screw 22 lower ends suit transmission swivel nut 24 is fixed on elevating lever 6 tops, the support bar Z of splice sleeve 25 cover cartridge chassis 26 bottom surfaces that elevating lever 6 bottoms are fixing.Rotate elevating control wheel 3, leading screw 22 cooperates transmission swivel nut 24 to rotate, and the distance between elevating control wheel 3 and the chassis 26 is elongated or shortened, and handles 12 liftings of support 14 anterior band cutter shafts, and the height of control blade 10 is determined depth of cut.

Consult Fig. 5, dust excluding plate Q before the anterior installing in the bottom surface of support 14, dust excluding plate H after the installing of rear portion is in respectively cutter shaft 12, hind axle G being enclosed in; Installing driving hole dust excluding plate N in the middle of support 14 front end faces, the sealing driving hole; The axis hole installing axis hole dust excluding plate F of support 14 front end both sides cutter shafts 12 with cutter shaft hole and buried bearing sealing, prevents from collapsing in the cutting process rubble, dust, particle contamination moving component and the bearing that splash, avoids causing wear-out failure.

Consult Fig. 6, elevating control wheel 3 is arranged on above the operating desk 2, and the equipped leading screw 22 in its center is passed down through operating desk 2, connects elevating lever 6.Install support plate on operating desk 2 table tops below the elevating control wheel 3, suit bolt and lifting wheel locking clamp X are flexibly connected, and lifting wheel locking clamp X can upwards hold up or keep flat downwards.When rotating elevating control wheel 3, the 14 anterior liftings of control support, when making the height of blade 10 reach suitable depth of cut, lifting wheel is locked clamp X to be holded up, elevating control is taken turns 3 blocks, make it and to rotate, the depth of cut that is about to blade 10 is fixed, and can stably carry out cutting operation, reaches the accurate requirement of the same degree of depth of cutting.

Consult Fig. 7, far-end at the sprocket shaft D at chain transmission handwheel 20 centers is provided with radially pin, operating desk 2 table tops installing support plate and bolt below axle head, sprocket wheel braking clamp Y is the L shaped clamp with horizontal claw, the bolt active mounting on tail end and the support plate.When without chain gear transmission, sprocket wheel is braked clamp Y push down sprocket shaft D, but the pin of the horizontal claw block sprocket shaft D axle head of L shaped clamp can not rotate sprocket shaft D, make it and can not rotate thereby pin sprocket wheel W, chain S, guarantee to use safety.When needing to use chain gearing, sprocket wheel is braked clamp Y lift, remove the block to sprocket shaft D, swivel-chain transmission handwheel 20, band movable sprocket W chain S transmission, the trailing wheel 15 that drives chassis 26 rotates forward, promotes the utility model and advances forward.

Adopt the utility model to carry out the road surface cutting processing, flexible to operation, the depth of cut accurate positioning of blade 10, maximum depth of cut is 180mm.Double-pole cutting form efficient is high, and quality is good, adjusts putting in order of blade 10 clamping devices, can cut respectively 60mm, 65mm, three kinds of width of 70mm, and dust guard can prevent the moving component wear damage, increases the service life, and reduces maintenance cost.Two water tank forms provide enough cooling waters, and moisture storage capacity can reach 60L, and not only blade 10 is lowered the temperature effectively, and can moistening dust, reduce dust from flying, have improved operating mode.Chain gearing is handled by chain transmission handwheel 20, by sprocket wheel W chain S transmission, drives hind axle G and rotates, and trailing wheel 15 advances steadily.Support 14 front end rubber pads 21 pads are contained in below the motor 7, can play good cushioning effect.The utility model can be used for the cutting at shrinkage joint, road surface, and the goods that also can be used for concrete products, marble, granite cut, slot, and supporting power can adopt gasoline engine or diesel engine, and the scope of application is extensive, and quality is good, and efficient is high.

Claims

1. double blade pavement cutting machine, support (14) is installed in above the chassis (26), the upper installing of support (14) actuating unit, cutting mechanism, water tank, cylinder (17), it is characterized in that structure arranged side by side about the cutting mechanism employing, two blades (10) are installed in respectively anterior cutter shaft (12) two ends of support (14), installing handle damping device (4) is supporting with handle (1) above support (14) the rear operating platform (2), the upper installing of support (14) elevating mechanism is connected with chassis (26).

2. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that described blade (10) is discoid blade, middle perforate is sleeved on the axle sleeve (13), be installed on cutter shaft (12) two ends, blade (10) first half outer cover protective cover (8), protective cover (8) inner face is provided with sparge pipe (E), is communicated with by the anterior front water tank (9) of delivery hose and support (14), the rear water box (18) at rear portion.

3. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that described handle damping device (4) is made of the in-built core retainer plate (T) that is 45 ° of storings of square shell body (K), be installed on operating desk (2) end face, setting-in rubber strip (J) in 4 triangle holes that core retainer plate (T) and square shell body (K) are divided into, offer 4 screws (L) on the core retainer plate (T), equipped bolt is connected with the end of handle (1) both sides.

4. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that described elevating mechanism is by elevating control wheel (3), leading screw (22), transmission swivel nut (24), rubber sheath (23), elevating lever (6), splice sleeve (25) combines, elevating control wheel (3) is the runner with handle, central vertical connects leading screw (22), leading screw (22) overcoat rubber sheath (23), leading screw (22) hypomere is equipped with transmission swivel nut (24), transmission swivel nut (24) is fixed on elevating lever (6) top of hollow tubular, the following transverse support bar (Z) of splice sleeve (25) cover cartridge chassis (26) of elevating lever (6) bottom.

5. according to double blade pavement cutting machine claimed in claim 4, it is characterized in that described elevating control wheel (3) is provided with supporting lifting wheel locking clamp (X), be installed in following operating desk (2) forward position of elevating control wheel (3), lifting wheel locking clamp (X) is U-shaped bent plate, with bolt, support assorted.

6. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that described support (14) rear operating platform (2) side installing chain gearing, by chain cover (16) sealing protection, chain cover (16) is stretched out in the end in sprocket shaft (D) outside, installing chain transmission handwheel (20), sprocket shaft (D) other end stretches out chain cover (16) inboard, and frame is contained on the far-end pedestal on the operating desk (2), cooperates with sprocket wheel braking clamp (Y).

7. according to double blade pavement cutting machine claimed in claim 6, it is characterized in that described sprocket wheel braking clamp (Y) is the L shaped clamp with horizontal claw, tail end cooperates with the bolt on sprocket shaft (D) the far-end pedestal is movable.

8. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that being equiped with dust guard on the described support (14), comprise that the driving hole dust excluding plate (N), both sides of rear dust excluding plate (H), the front end face at front dust excluding plate (Q), the rear portion of support (14) front portion, bottom surface are around the axis hole dust excluding plate (F) of cutter shaft (12).

9. according to double blade pavement cutting machine claimed in claim 1, it is characterized in that described actuating unit adopts diesel engine or gasoline engine, is installed in above the support (14).