CN217923009U - Cutting machine is restoreed on road surface - Google Patents

Abstract

The application relates to the technical field of road construction equipment, in particular to a pavement repairing cutting machine. This application includes frame, driving motor, wears to establish the axis of rotation, cutting piece and the bolt of frame one side lateral wall, frame bottom suspension fagade upper portion sets firmly driving motor, driving motor output shaft the axis of rotation, the inside connection that slides of axis of rotation the bolt, axis of rotation outer wall cover is established cutting piece, the bolt with cutting piece passes through third bolted connection. This application driving motor output shaft connecting axis of rotation, the cutting piece is established to axis of rotation outer wall cover, the inside connecting pin that slides of axis of rotation, the bolt is equipped with the cross bulge, inside the axis of rotation can be stretched into to the cross bulge, bolt and cutting piece pass through third bolted connection, can make cutting piece during operation, inside inserting the axis of rotation with cross lug portion, cutting piece work, when changing cutting piece, with the bolt from the inside smooth shifting out of axis of rotation, change cutting piece.

Description

Cutting machine is restoreed on road surface

Technical Field

The application relates to the technical field of road construction equipment, in particular to a road surface repairing cutting machine.

Background

The cutting machine is a tool for road maintenance and construction, mainly has the function of cutting a seam on a road surface, and is commonly used for cement road surfaces and asphalt road surfaces. At present, along with the construction speed of roads in cities or villages is faster and more, the load of the roads is too heavy because of low monitoring quality of part of roads or because of too many people and vehicles, and the phenomenon of crack damage of the roads is more and more serious. When the road damage is local, the broken slag can be manually removed and then modified, and when the road damage is serious, a road surface cutting machine is generally needed to cut the corresponding place, and then the next step of repairing can be carried out.

Among the prior art, pavement cutting machine includes the frame, drive arrangement and cutting piece, frame under bracing face upper wall rigid coupling drive arrangement, the frame lateral wall is worn to establish by the drive arrangement output to rotate and connect the cutting piece, the frame lateral wall still is equipped with the protection casing, the protection casing cover is established at the cutting piece outside, the cutting piece can rotate with the protection casing relatively, the handle is still connected to the frame upper wall, handheld cutting machine by the workman, restart drive arrangement makes the cutting piece rotate, cuts the place that the road surface needs the cutting.

To the correlation technique among the above-mentioned, the inventor thinks that road surface cutting machine commonly used can carry out good cutting, nevertheless if work for a long time, can produce certain heat, if the heat is too big, probably lead to the cutting piece to warp the damage, and cutting piece and cutting machine be integrated into one piece, need split the cutting machine when changing the cutting piece of damage, change again, if cutting piece takes place to damage at the cutting road surface in-process, probably will make the unable normal work of cutting machine because can't in time change the cutting piece.

SUMMERY OF THE UTILITY MODEL

For the convenience in time change cutting piece, the application provides a road surface repair cutting machine.

The application provides a road surface restoration cutting machine adopts following technical scheme:

the utility model provides a cutting machine is restoreed on road surface, includes frame, driving motor, wears to establish the axis of rotation, cutting piece and the bolt of frame one side lateral wall, frame under bracing face upper portion sets firmly driving motor, driving motor output shaft the axis of rotation, the inside connection of sliding of axis of rotation the bolt, axis of rotation outer wall cover is established cutting piece, the bolt with cutting piece passes through third bolted connection.

Through adopting above-mentioned technical scheme, frame lower part rigid coupling driving motor, driving motor output shaft axis of rotation, the connecting bolt that slides in the axis of rotation inside, the cutting piece is established to axis of rotation outer wall cover, and the bolt passes through third bolted connection with the cutting piece, can make cutting piece, bolt and axis of rotation rotate together, carries out work, takes off the third bolt, can make the bolt from the inside cunning of axis of rotation and shift out to can change the cutting piece.

Optionally, a cross through groove is formed in the rotating shaft, the plug pin comprises a disc portion and a cross protruding block portion, the cross protruding block portion can extend into the cross through groove, and the disc portion is connected with the cutting knife.

Through adopting above-mentioned technical scheme, the axis of rotation is inside to be equipped with the cross and to lead to the groove, and inside the cross lug portion protractile axis of rotation of bolt, relatively fixed between messenger's bolt and the axis of rotation.

Optionally, the driving motor is a double-shaft motor, output shafts on two sides of the driving motor are arranged identically, a sliding groove is formed in the side wall of the rack, a sliding block is connected inside the sliding groove in a sliding mode, and the rotating shaft penetrates through the inside of the sliding block.

Through adopting above-mentioned technical scheme, when a cutting piece was changed, make the slider upward movement of this one side, change the cutting piece of this side, make the slider downward movement of opposite side, make the cutting piece of opposite side carry out work, under the condition that the cutting machine takes place to damage, other cutting pieces work in addition, can not influence work efficiency.

Optionally, the side wall of the frame is fixedly connected with an electric push rod, and the lower part of the electric push rod is connected with the sliding block.

Through adopting above-mentioned technical scheme, set up electric putter, can make the slider up-and-down motion.

Optionally, the end of the electric push rod is connected with a hoop, and the hoop is clamped with the sliding block.

Through adopting above-mentioned technical scheme, electric putter connects the clamp, can make electric putter be connected with the slider.

Optionally, a protective cover is sleeved on the outer wall of the sliding block, and the protective cover is sleeved on the outer portion of the cutting piece.

Through adopting above-mentioned technical scheme, set up the protection casing, can make the solid particle that the cutting machine during operation produced, can not collapse on staff's one's body.

Optionally, the protection casing include the fixed part and with the telescopic part that the fixed part slided and is connected, the fixed part with the telescopic part passes through second bolted connection.

Through adopting above-mentioned technical scheme, because when changing the cutting piece, need take off the cutting piece together with the protection casing, the protection casing sets up to scalable, is favorable to conveniently changing the cutting piece.

Optionally, the outer wall of the rotating shaft is fixedly provided with an annular flange.

Through adopting above-mentioned technical scheme, set up cyclic annular flange, can carry on spacingly to the position of cutting disc.

Optionally, a spring is fixedly connected to the circumferential surface of one side of the plug pin disc part, and the other end of the spring is abutted to the cutting blade.

Through adopting above-mentioned technical scheme, set up the spring, can make and unscrew the third bolt and make, the bolt slides out from the output shaft is inside under the effect of spring, makes the axis of rotation can separate with the output shaft.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the output shaft of the driving motor is connected with the rotating shaft, the cutting blade is sleeved on the outer wall of the rotating shaft, the inside of the rotating shaft is connected with the bolt in a sliding manner, the bolt is provided with a cross-shaped protruding part, the cross-shaped protruding part can extend into the rotating shaft, the bolt is connected with the cutting blade through a third bolt, when the cutting blade works, the cross-shaped protruding part is inserted into the rotating shaft, the cutting blade works, and when the cutting blade is replaced, the bolt is slid out from the inside of the rotating shaft to replace the cutting blade;

2. the driving motor is a double-shaft motor, output shafts on two sides of the driving motor are arranged identically, so that when the cutting blade on one side needs to be replaced, the cutting blade on the other side moves downwards to work, and the working efficiency cannot be influenced when the cutting blade is replaced;

3. the frame lateral wall is equipped with the spout, and the inside link block that slides of spout, the axis of rotation of wearing to establish inside the slider, and the slider upper wall passes through clamp connection electric putter, and when changing the cutting piece, electric putter can make slider, axis of rotation, cutting piece and bolt upward movement together, makes the cutting piece that needs to be changed can not contact with ground.

Drawings

Fig. 1 is an overall schematic view of a road surface restoration cutting machine.

Fig. 2 is a schematic position diagram of a slide block and a slide groove of the pavement repairing cutting machine.

Fig. 3 is a schematic position diagram of a main structure of a pavement restoration cutting machine.

Fig. 4 is a schematic structural diagram of a bolt of the pavement restoration cutting machine.

Fig. 5 is a structural schematic diagram of a protective cover of the pavement repairing cutter.

Description of reference numerals: 1. a frame; 2. a drive motor; 21. an output shaft; 22. a cross-shaped groove; 3. a rotating shaft; 31. a cross-shaped through groove; 32. an annular flange; 4. an electric push rod; 41. clamping a hoop; 42. a first bolt; 43. a nut; 5. a chute; 51. a slider; 511. an annular groove; 6. a protective cover; 61. a fixed part; 62. a collar; 63. a telescopic part; 64. a second bolt; 65. a handle; 7. a cutting knife; 71. a threaded hole; 8. a bolt; 81. a disk portion; 82. a cross-shaped projection portion; 83. a spring; 84. and a third bolt.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses road surface restoration cutting machine. Referring to fig. 1, the pavement repairing cutting machine comprises a frame 1, a driving motor 2 and a cutting knife 7, wherein the driving motor 2 is fixedly connected to the upper wall of a lower supporting surface of the frame 1, the driving motor 2 is a double-shaft motor, output shafts 21 at two ends of the driving motor 2 are arranged identically, the output shafts 21 are horizontally connected with a rotating shaft 3, the other end of the rotating shaft 3 is vertically connected with the cutting knife 7, and a protective cover 6 is sleeved outside the cutting knife 7, so that splashing solid particles generated by cutting the ground can be prevented from being splashed onto the body of a worker when the cutting knife 7 works; two cutting pieces are connected at 2 both ends of driving motor, can make another cutting machine can continue to replace work when one cutting piece damages and needs to be changed, can not influence work efficiency.

Referring to fig. 1 and fig. 2, a sliding groove 5 is vertically arranged on a side wall of a rack 1, a sliding block 51 is connected inside the sliding groove 5 in a sliding manner, two ends of a rectangular portion of the sliding block 51 are provided with convex blocks, the convex blocks are connected inside the sliding groove 5 in a sliding manner, a side wall of the rectangular portion of the sliding block 51, which is far away from a driving motor 2, is vertically fixedly connected with a cylindrical portion of the sliding block 51, a through hole is horizontally arranged on the sliding block 51, a rotating shaft 3 is arranged in the through hole, the diameter of the through hole arranged on the sliding block 51 is the same as the outer diameter of the rotating shaft 3, an annular groove 511 is arranged on the outer wall of the cylindrical portion of the sliding block 51, a side wall of the rack 1, which is provided with the sliding groove 5, which is far away from the driving motor 2, is fixedly connected with an electric push rod 4, the electric push rod 4 is parallel to the side wall, and is vertically arranged, a clamping part of the electric push rod 41 is fixedly connected with a clamp 41, the clamp 41 can be sleeved in the annular groove 511 of the cylindrical portion of the sliding block 51, a protruding end of the clamp 41, a first bolt 42 is arranged in a penetrating manner, a screw thread on the end of the first bolt 42, and a nut 43 is screwed, so that the clamp 43 can enable the clamp 41 to enable the slide block 51 to enable the clamp 41 to drive the slide block 51 to move up and down; the protective cover 6 is sleeved at one end of the outer wall of the cylindrical part of the sliding block 51, which is far away from the rectangular part.

Referring to fig. 1 and 3, inside cross recess 22 that is equipped with of driving motor 2 output shaft 21, the cyclic annular flange 32 of the perpendicular rigid coupling of axis of rotation 3 outer wall, the distance that cyclic annular flange 32 is close to driving motor 2 one end to axis of rotation 3 is more far than the distance to the axis of rotation 3 other end, the inside level of axis of rotation 3 is equipped with the cross and leads to the groove 31, the outer wall cover that axis of rotation 3 is close to the one end of cyclic annular flange 32 establishes cutting knife 7, cutting knife 7 one side lateral wall and cyclic annular flange 32 butt, the periphery of cutting knife 7 bulge is equipped with four screw holes 71.

Referring to fig. 2 and 3, the rotation shaft 3 is far away from the one end of the annular flange 32 and penetrates through the inner portion of the sliding block 51, the transmission shaft is far away from one end of the annular flange 32 and the output shaft 21 and is far away from the one end of the driving motor 2, the cross groove 22 and the cross through groove 31 are located on a horizontal line, the cross through groove 31 and the cross groove 22 penetrate through the inner portion of the plug pin 8, and one end of the plug pin 8 is connected with the cutting knife 7.

Referring to fig. 3 and 4, the plug pin 8 includes a disk portion 81 and a cross projection portion 82, four third bolts 84 horizontally penetrate through the circumferential surface of one side of the disk portion 81, the circumferential surface of one side of the disk portion 81 is fixedly connected with the cross projection portion 82 vertically, the cross projection portion 82 penetrates through the cross groove 22 and the cross through groove 31, the circumferential surface of one side of the disk portion 81 close to the cross projection portion 82 is fixedly connected with a spring 83, the spring 83 is sleeved outside the cross projection portion 82, the plug pin 8 is inserted into the cross through groove 31 and the cross groove 22, the spring 83 is compressed, the third bolt 84 is screwed into the threaded hole 71 of the protruding portion of the cutting knife 7, the plug pin 8 is fixedly connected with the cutting knife 7, and at this time, the cutting knife 7, the rotating shaft 3, the output shaft 21 and the plug pin 8 can rotate together under the action of the driving motor 2.

Referring to fig. 5, the shield 6 includes a fixed portion 61 and a telescopic portion 63, the cross sections of the fixed portion 61 and the telescopic portion 63 are both in a quarter sector shape, the lower portion of the fixed portion 61 is fixedly connected with a collar 62, the diameter of the collar 62 is the same as the outer diameter of the cylindrical portion of the slider 51, the lower inner wall of the lower portion of the fixed portion 61 is slidably connected with the telescopic portion 63, the lower wall of the telescopic portion 63 is abutted to the outer wall of the collar 62, a handle 65 is vertically fixedly connected to the outer portion of the side wall of one side of the telescopic portion 63, the telescopic portion 63 can be slidably moved out from the inside of the fixed portion 61 by pulling the handle 65, when the telescopic portion 63 is completely slidably moved out from the fixed portion 61, a second bolt 64 penetrates between the telescopic portion 63 and the fixed portion 61, and the telescopic portion 63 can be fixed at the position.

After the cross-shaped convex block part 82 of the bolt 8 extends into the cross-shaped groove 22 and the cross-shaped through groove 31, the third bolt 84 is screwed tightly, the driving motor 2 is started, the cutting piece, the bolt 8 and the rotating shaft 3 rotate together relative to the sliding block 51 and the protective cover 6, and the cutting piece works; if the cutting blade is damaged in work, the third bolt 84 on the bolt 8 on one side of the damaged cutting blade is unscrewed to separate the third bolt 84 from the protruding part of the cutting blade, the spring 83 pushes the bolt 8 to enable the bolt 8 to move in the direction far away from the cutting blade, at the moment, the cross-shaped convex block part 82 of the bolt 8 slides out of the cross-shaped groove 22 in the output shaft 21, the electric push rod 4 drives the sliding block 51 to move upwards along the opening direction of the sliding groove 5 to drive the rotating shaft 3, the cutting blade and the bolt 8 to move upwards together to separate the rotating shaft 3 from the output shaft 21, and then the cross-shaped convex block part 82 of the bolt 8 is completely drawn out of the rotating shaft 3, at the moment, the protective cover 6 and the cutting blade can be taken down together to separate the protective cover 6 from the cylindrical part of the sliding block 51, the cutting blade is separated from the rotating shaft 3, and the cutting blade is replaced; the electric push rod 4 on the other side moves downwards to push the slide block 51 on the other side downwards to drive the rotating shaft 3, the cutting blade and the bolt 8 on the other side to move downwards together, and then the bolt 8 on the other side is inserted into the output shaft 21 to enable the cutting blade on the other side to work.

The implementation principle of the pavement repair cutting machine in the embodiment of the application is as follows: when the cutting blade needs to be replaced, the third bolt 84 is unscrewed, the third bolt 84 leaves the protruding part of the cutting blade, the spring 83 pushes the bolt 8 to move towards the direction away from the cutting blade, the cross-shaped protruding block part 82 of the bolt 8 slides out from the inside of the output shaft 21, the electric push rod 4 moves upwards again, the sliding block 51 is driven to move upwards, the rotating shaft 3 and the cutting blade and the bolt 8 move upwards, the bolt 8 is completely drawn out from the inside of the cross-shaped through groove 31, the cutting blade and the protective cover 6 are taken down again, the cutting blade is separated from the rotating shaft 3, the protective cover 6 is separated from the cylindrical part of the sliding block 51, the cutting blade is replaced, the electric push rod 4 on the other side pushes the sliding block 51 on the other side again, the rotating shaft 3, the bolt 8 and the cutting blade move downwards, and the cutting blade on the other side works normally.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a road surface restoration cutting machine which characterized in that: including frame (1), driving motor (2), wear to establish axis of rotation (3), cutting piece and bolt (8) of frame (1) one side lateral wall, frame (1) under bracing face upper portion sets firmly driving motor (2), driving motor (2) output shaft (21) are connected axis of rotation (3), axis of rotation (3) inside connection of sliding bolt (8), axis of rotation (3) outer wall cover is established cutting piece, bolt (8) with cutting piece passes through third bolt (84) and connects.

2. The pavement restoration cutter according to claim 1, wherein: the novel cutting machine is characterized in that a cross through groove (31) is formed in the rotating shaft (3), the plug pin (8) comprises a disc part (81) and a cross lug part (82), the cross lug part (82) can extend into the cross through groove (31), and the disc part (81) is connected with the cutting piece.

3. A pavement restoration cutting machine according to any one of claims 1-2, characterized in that: the driving motor (2) is a double-shaft motor, the output shafts (21) on two sides of the driving motor (2) are arranged identically, a sliding groove (5) is formed in the side wall of the rack (1), a sliding block (51) is connected to the sliding groove (5) in a sliding mode, and the rotating shaft (3) is arranged in the sliding block (51) in a penetrating mode.

4. The pavement restoration cutting machine according to claim 3, wherein: the side wall of the frame (1) is fixedly connected with an electric push rod (4), and the lower part of the electric push rod (4) is connected with the sliding block (51).

5. The pavement restoration cutting machine according to claim 4, wherein: the end of the electric push rod (4) is connected with a hoop (41), and the hoop (41) is connected with the sliding block (51).

6. The pavement restoration cutting machine according to claim 4, wherein: protection casing (6) are established to slider (51) outer wall cover, protection casing (6) cover is established the cutting piece is outside.

7. The pavement restoration cutter according to claim 6, wherein: the protection casing (6) including fixed part (61) and with telescopic part (63) that fixed part (61) slided and are connected, fixed part (61) with telescopic part (63) are through second bolt (64) connection.

8. The pavement restoration cutter according to claim 4, wherein: the outer wall of the rotating shaft (3) is fixedly provided with an annular flange (32).

9. The pavement restoration cutting machine according to claim 3, wherein: the bolt (8) is fixedly connected with a spring (83) through the circumferential surface on one side of the disc part (81), and the other end of the spring (83) is abutted to the cutting blade.

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