KR102117289B1 - Road Cutting Device - Google Patents

Abstract

The present invention relates to a road cutting device and, more specifically, to a ride type road cutting device which has a cutting unit provided in front of a traveling device that an operator can ride and drive to enable the operator to perform a cutting operation by riding the cab of the traveling device and operating the same, thereby reducing the labor of the operator, which allows the operator to perform a road cutting operation with a simple and convenient operation and shortens working hours. In addition, the ride type road cutting device is configured to automatically adjust the rotating power of a cutting edge by belt tension due to a rotating operation of the cutting unit, thereby easily adjusting the rotating power when cutting is prepared and performed. Furthermore, the cab is formed above the rear of the cutting unit, thereby enabling the operator to simply check a cutting position and preventing an accident due to an unnecessary motion of the operator during the cutting operation, and a towing means is provided on the traveling device to tow the cutting unit, thereby enabling the cutting edge to be easily towed and separated when the cutting edge is overloaded and stuck in the road.

Description

Riding Road Cutting Device {Road Cutting Device}

The present invention relates to a road cutting device, and more particularly, to a boarding-type road cutting device that enables the operator to move and conveniently and accurately cut while checking the cutting position while in the driver's seat.

In general, a road cutting device is a device for cutting the asphalt or concrete along the construction part to repair roads and sidewalks completed by asphalt or concrete, or to bury water and sewage and pipes required for various electrical works.

In general, the above-mentioned roads have an asphalt thickness of approximately 200 to 300 mm, and the cutting process is performed by cutting or drawing a pair of lines at regular intervals on the road surface and cutting them along the lines using the cutting device. .

As such, the cutting device for cutting asphalt or concrete is mainly used to cut asphalt and concrete while a cutting blade with a diamond tip attached to the end rotates by power.

The asphalt cutting device is generally equipped with a drive engine inside the body, a steering wheel is disposed on one side, a wheel is installed on the lower side of the body, and a shaft with a gearbox is installed on the front side, and a detachable cutting blade is provided on both sides of the shaft. This rotatable mounting allows the operator to hold the steering wheel and operate the wheels by the drive engine to cut the asphalt in a straight line with the cutting blade or to rotate it at a right angle to cut the cutting blade by rotating the steering wheel in the desired direction. It was to rotate in a right angle direction and then cut in a straight line to enable a cutting operation in a desired shape.

However, the conventional cutting device as described above is that the operator performs the work while holding the steering wheel and pushing by the external force, and there is a problem in that a considerable labor of the worker occurs during the operation.

In addition, since the operator is located at the rear of the equipment, it is not easy to check the cutting line, and thus the operator bows his head and checks the cutting position. In this case, the worker is frequently injured by the cutting debris. .

Korean Patent Publication No. 10-2018-0104892. Korean Registered Patent No. 10-1537218.

The present invention was devised to solve the above-mentioned problems, and the operator configures a cutting part in front of the traveling device capable of boarding and traveling, thereby allowing the operator to cut through the driver's seat of the traveling device and manipulate it. , It is an object of the present invention to provide an on-board road cutting device for reducing the labor force and reducing the work time of the worker, such as enabling the operator to cut the road with simple and convenient operation.

In addition, by configuring the rotational force adjustment of the cutting blade to be automatically adjusted by the belt tension by the rotational operation of the cutting part, the object of the present invention is to provide a riding-type road cutting device for facilitating adjustment of the rotational force in preparation for cutting and cutting operation. There is this.

In addition, by allowing the driver's seat to be formed on the upper portion from the rear of the cutting unit, the operator can easily check the cutting position, and provides an on-board road cutting device for preventing a safety accident during the cutting operation by unnecessary movement of the operator. It has a purpose.

In addition, it is an object of the present invention to provide a riding-type road cutting device for easily detachable when the cutting blade is stuck on the road due to an overload by configuring a traction means capable of pulling the cutting unit on the traveling device.

As a specific means for achieving the above object, a driving device capable of being operated by a driver's seat is formed on the upper part by a driver's seat capable of boarding and manipulating a device;

It is formed in the lower front in the driving device, both sides of the horizontal direction in the left and right bearing drive and drive motor, the power transmission unit is formed with a drive pulley in the center;

A rotation operation unit formed in the lower front and protruding forward in the driving device to rotate the front up and down with the rear as an axis; And

A driven pulley is formed in the width direction in front of the rotating operation part, and a driven pulley connected to the driving pulley and a driving belt is formed at the center to rotate by receiving the rotational force of the driving shaft. It comprises at least one row of cutting blade units that perform interference cutting, and includes a cutting section made of a protective cover having an indicator rod to protect the top of the cutting blade unit to indicate the cutting position,

The power transmission unit, the rotation operation unit is configured to be operable in the driver's seat of the traveling device,

In the traveling device,

It can be achieved by further comprising a traction means for controlling the forcible lifting of the rotating operation unit.

As described above, the on-board cutting device according to the present invention is to perform a cutting operation while driving while the operator is riding on the traveling device, so that it is possible to obtain an effect capable of simple and rapid work.

In addition, since the cutting unit is configured to adjust the belt tension and the rotational force during the rotational operation from the traveling device, it is possible to obtain an effect that is very convenient to use, such as the adjustment of the rotational force at the time of preparation for cutting and cutting by simple operation. It is possible.

In addition, in the process of cutting, the worker's safety is secured by securing the distance between the worker and the cutting part. Especially, it is easy to check the cutting position at the top, and a safety accident due to unnecessary movement of the worker can be prevented. It is.

In addition, when the cutting blade is stuck on the road due to an overload during work, it is possible to obtain an easily detachable effect using a traction means.

1 is a side view of the present invention riding road cutting device.
Figure 2 is a plan view of the present invention riding road cutting device.
Figure 3 is a perspective view of the main portion of the present invention riding road cutting device.
Figure 4 is a main portion of the power transmission portion of the present invention riding road cutting device.
Figure 5 is a main portion of the rotary power unit of the present invention riding road cutting device.
Figure 6 is a main part of the cutting portion of the present invention riding road cutting device.
Figure 7 is a cutting state diagram of the present invention riding road cutting device of the present invention.
Figure 8 is a traction state of the cutting portion of the present invention riding-type road cutting device of the present invention.

The terms or words used in the specification and claims should not be interpreted as being limited to ordinary or lexical meanings, and the inventor can appropriately define the concept of terms in order to explain his or her invention in the best way. Based on the principle that it should be interpreted as meanings and concepts consistent with the technical spirit of the present invention.

Therefore, the embodiments shown in the embodiments and the drawings described in this specification are only the most preferred embodiments of the present invention, and do not represent all of the technical spirit of the present invention, and can replace them at the time of this application. It should be understood that there may be various equivalents and variations.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a side view of the present invention riding type road cutting device, Figure 2 is a plan view of the present invention riding type road cutting device, Figure 3 is a main part perspective view of the present invention riding type road cutting device, Figure 4 is the present invention riding type It is a main part view of the power transmission part of the road cutting device, FIG. 5 is a main part view of the rotating power part of the present invention riding type road cutting device, and FIG. 6 is a main part view of the present invention riding type road cutting device.

1 to 6, the present invention riding type road cutting device 1 is composed of a traveling device 100, a rotation operation unit 300, and a cutting unit 400.

First, the traveling device 100 is configured to enable the operator to travel along the cutting direction of the boarding and road in constructing the riding type road cutting device 1 of the present invention.

To this end, the traveling device 100 is capable of traveling by the power of a normal engine (not shown in the drawing), and an operator has a traveling operation and a device for boarding and traveling device 100, that is, a power transmission unit (described later) 200) and the driver's seat 110 capable of driving operation of the rotating operation unit 300 are configured.

In addition, the driving device 100 is provided with a cutting oil supply means 120 for supplying cutting oil during cutting of the road.

To this end, the cutting oil supply means 120 is first, a cutting oil storage tank 121 in which cutting oil is stored is mounted at the rear of the traveling device 100.

And, the cutting oil storage tank 121 is configured to be connected through the front of the protective cover 430, which will be described later, through the cutting oil supply pipe 122, and the cutting oil supply pipe 122 is configured to be opened and closed through normal valve operation.

The power transmission unit 200 is configured to provide power required for rotational driving of the cutting blade 421 of the cutting unit 400 to be described later in constructing the riding-type road cutting device 1 of the present invention.

To this end, the power transmission unit 200 is configured in the lower portion of the traveling device 100, first, the driving shaft 210 in which both sides in the left and right width directions are driven and the driving motor 220 is driven in the driving device 100. do.

In addition, the drive shaft 210 is configured with a drive pulley 211 for transmitting rotational power to the cutting unit 400 to be described later.

In addition, in the present invention, the power transmission unit 200 is configured to further include a belt support means 230 to prevent departure of the driving belt 412, which will be described later.

At this time, the belt support means 230, first, the belt support bar 231 is configured, the belt support bar 231 is hinged to the rear of the traveling device 100, while protruding forward, the front side It is configured to rotate up and down.

And the belt support bar 231 is configured to be bent to the lower end of the upper end of the drive belt 412, which will be described later, is configured to support the lower portion of the drive belt 412 by the bent portion.

In addition, the belt support means 230 is configured to include a pivoting intermittent member 232 that intercepts the vertical rotational force of the belt support bar 231, and the pivoting intermittent member 232 is a driver's seat 110 of the traveling device 100. It is possible to rotate the front of the belt support bar 231 by operating in the upper or lower.

At this time, in the present invention, the rotation intermittent member 232 is not limited, but can be configured in various ways. In the embodiment of the present invention, the driver seat 110 is connected to the driver seat 110 in front of the belt support bar 231. ) Is composed of an adjustable wire (not shown in the figure) that can be operated in multiple stages.

That is, the belt support means 230, the front of the belt support bar 231 is raised when the adjustment wire is pulled out of the driver's seat 110, and when released, the weight of the belt support bar 231 and the drive belt 412 The front of the belt support bar 231 is configured to descend by the external force of the drive belt 412 when it is raised to support the drive belt 412 from the drive pulley 211 and the driven pulley 411 described later. It is configured to prevent departure.

The rotating operation unit 300 is configured to adjust the rotational force of the rotating shaft 410 of the cutting unit 400 and the intermittent rotation of the cutting unit 400, which will be described later, in the configuration of the riding-type road cutting device 1 according to the present invention. .

To this end, the rotating operation unit 300 is configured with a rotating shaft 310, and the rotating shaft 310 is a driving device parallel to the driving shaft 210 under the driving shaft 210 of the power transmission unit 200. It is configured to be built in (100), the rotation operation of the rotation shaft 310 is possible by the operation of the rotation means 311 in the driver's seat (110).

At this time, in the present invention, the rotation means 311 is not limited, and may be configured as a normal motor-driven type or a cylinder-driven type, although not shown in the drawings. In the embodiment of the present invention, the cylinder-driven type is applied. .

In addition, the rotating operation unit 300 is configured as a rotating bar 320, the rotating bar 320 is a pair of both sides, the rear end is connected to both sides in the longitudinal center of the rotating bar 320 and the front It is formed to protrude so that when the rotating shaft 310 rotates, the front rotates upward and downward.

In addition, the rotating operation unit 300 is configured to have a support 330, the support 330 is configured to form a length in the width direction at right angles to the rotation bar 320, protruding to both sides of the rotation bar 320 It is configured.

In addition, the rotating operation unit 300 is configured as a pair of rotating shaft mounts 340 and 340 'on both sides to which the rotating shaft 410 of the cutting unit 400 to be described later is mounted, and the rotating shaft mounting units 340 and 340' ) Protrudes forward from both sides of the center of the support 330, and a rotating shaft 410 is constructed in front of the bearing 341 to be built.

In addition, the rotating operation unit 300 is configured to include a pair of rotating shaft holders 350 and 350 'on both sides to enable rotational fixing of both ends of the rotating shaft 410 of the cutting unit 400, and the rotating shaft holder 350 ( 350 ') is configured to connect to both ends of the support 330 through the sliding adjustment plate 355 and protrude forward.

And each of the rotating shaft holder (350, 350 ') is configured with a bearing 351, the rotating shaft 410 is inserted and detached in front of it.

On the other hand, in the present invention, the rotating shaft holder 350 and 350 'is configured to be inserted and separated from both ends of the rotating shaft 410 by sliding in the width direction from the support 330.

To this end, first, the support 330 is configured with at least one row of long holes 331 each having a length in the width direction on both sides.

In addition, a guide tube 321 is formed at the front end of the rotation bar 320 in the same direction as the length of the long hole 331 on the outside.

In addition, the sliding adjustment plate 355 is mounted on the support 330 through bolt and nut fastening through the long hole 331, and is slidably adjusted in the width direction along the long hole 331 to rotate the shaft holder 350, 350 ' It is configured to be adjustable in the width direction.

And the rotating shaft holder (350, 350 ') is a guide rod 352 that is slidingly inserted into the guide tube 321 on its rear side is configured, the rotating shaft holder 350, 350 during the sliding adjustment process of the sliding adjustment plate 355 ') Is configured to guide.

That is, the rotating shaft holder 350, 350 'is configured to be slidingly adjusted from the support 330 to both sides in the width direction through the sliding adjustment plate 355, and both ends of the rotating shaft 410, which will be described later, are configured to be inserted and separated. .

In addition, the rotation operation unit 300 is formed at the tip of the rotation bar 320, the tension adjustment unit 360 is configured to adjust the tension of the drive belt 412.

To this end, the tension adjustment unit 360 is first, a pair of both sides of the tension support (361) (361 ') is configured, each tension support (361) (361') is from each of the rotation bar 320 It is configured to protrude upward, and a guide groove 361a is formed through each center in the vertical direction.

In addition, a tension roller 362 for supporting the lower side of the drive belt 412, which will be described later, is configured between each of the tension supports 361 and 361 '.

At this time, the tension roller 362 is configured such that the roller shafts 362a protruding to both sides penetrate the guide grooves 361a of the respective tension supports 361 and 361 'to guide up and down.

In addition, the tension rollers 362 are connected to the tension springs 363 having tensile force to the roller shafts 362a on both sides.

In addition, each of the tension support (361) (361 ') is configured to pass through the screw 364 in the vertical direction, wherein the screw 364 is connected to the lower end of the tension spring 363, the pierced upper part The tension adjustment nut 365 is screwed and supported on the upper ends of the tension supports 361 and 361 'to be configured to impart tension to the tension spring 363.

That is, the tension adjusting unit 360 is configured such that the tension roller 362 has upper elasticity by the elasticity of the tension spring 363, and presses the lower portion of the driving belt 412 to tension the driving belt 412. By giving the rotational force of the drive shaft 210 to be smoothly transmitted to the rotating shaft 410 to be described later.

The cutting unit 400 is configured to enable cutting of the road in constructing the on-board road cutting device of the present invention.

To this end, the cutting unit 400 is first, the drive shaft 210 of the power transmission unit 200 is configured to be configured with a rotating shaft 410 that receives the rotational force, wherein the rotating shaft 410 has its middle portion on both sides of the rotating shaft mount 340 ) 340 ′ is penetrated through the bearing 341, and both ends are configured to be accumulated in the bearing 351 of the rotating shaft holders 350 and 350 ′.

And the rotating shaft 410 is configured to be driven by the driven pulley 211 of the driving shaft 210 and the driven pulley 411 corresponding to the center between the rotating shaft mounts 340 and 340 'on both sides, the driven pulley 411 Is connected to the drive pulley 211 and the drive belt 412 is configured to receive the rotational force.

At this time, in the present invention, the drive belt 412 is configured such that its upper side is supported on the belt support bar 231 and the lower side is seated and supported on the upper portion of the tension roller 362.

That is, the drive belt 412 is the rotation shaft 310 of the rotation operation unit 300 is located below the drive shaft 210, the driven pulley 411 during the upward rotation operation of the rotation bar 320 The position is close to the drive pulley 211, so that the drive belt 412 becomes loose. At this time, the drive belt 412 supports the drive pulley 211 by raising the belt support bar 231 and supporting the drive belt 412. It is configured to be prevented from being separated from the driven pulley 411.

On the other hand, in the configuration of the rotating shaft 410 in the present invention, both sides are configured to form a square section 410a, 410a 'forming a polygonal shape on a certain section.

In addition, the cutting unit 400 is configured to have a cutting blade unit 420 that substantially cuts the road. In the present invention, the cutting blade unit 420 is composed of at least one row, and each cutting blade unit 420 Is configured to be mounted on each rod 410a, 410a 'of the rotating shaft 410.

At this time, each cutting blade unit 420, first, the rotating shaft 410 is penetrated to form a disc shape located on each rod portion 410a, 410a 'and a cutting blade 421 is formed with a diamond tip around it do.

On the other hand, in the present invention, the cutting blade 421 is composed of a plurality of tension working holes 421a and 421a 'at equal intervals in the circumferential direction from the center thereof, and is cut by the tension working holes 421a and 421a'. The blade 421 is configured to enable a predetermined bending action in the rotation section.

In addition, each cutting blade unit 420 is configured with a pair of fixed couplings 425 and 425 'on both sides for fixing the cutting blade 421 to the rotating shaft 410.

At this time, each of the fixed couplings 425 and 425 'is slidingly coupled to each rod portion 410a and 410a' at both sides of the cutting blade 421, and each other penetrates the cutting blade 421 to fasten bolts It is fixed, and each of the fixed couplings 425 and 425 'is configured to be fixed to the rods 410a and 410a' through bolts.

That is, each cutting blade unit 420 is fixed to the rods 410a and 410a ', and slidingly adjusted from the respective rods 410a and 410a' as necessary, so that the spacing of both cutting edges 421 It is configured to regulate.

In addition, a protective cover 430 in the form of a semi-circle is formed in the cutting part 400 to cover the upper part of the cutting blade unit 420 to prevent fragments and the like from being scattered to the outside during the cutting process.

At this time, in the present invention, the protective cover 430 is configured to be able to adjust the position together when adjusting the position of the cutting blade unit 420 as described above.

To this end, the protective cover 430 is formed with a cover connector 432 through which the guide tube 321 penetrates and slides along the guide tube 321 at its rear end, and the cover connector 432 is bolted It is configured to be fixed to the guide tube 321 by.

In addition, the protective cover 430 is further configured with an indicator rod 431 for instructing a cutting marking line of a road to be cut at the tip thereof. In the present invention, the indicator rod 431 can be rotated up and down on the protective cover 430. The hinge is mounted and protrudes forward to lower the cutting line to indicate the cutting line, and the operator can check it in the driver's seat 110.

That is, the protective cover 430 is adjusted to the sliding position from the guide tube 321 through the cover connecting pipe 432 when adjusting the position of the cutting edge unit 420 to always protect the upper portion of the cutting edge unit 420 It is composed.

On the other hand, the present invention riding type road cutting device (1) is configured to further include a traction means (130) for controlling the forcibly rising of the rotation operation unit (300), the traction means (130) in the present invention is a small Consists of a conventional chain block capable of pulling heavy weights with force.

That is, the towing means 130 is overloaded during the cutting operation of the road and when the cutting blade 421 is stuck on the road, the towing unit 300 is forcibly raised and towed to remove the cutting blade 421 from the road safely. Is done.

Hereinafter, with reference to the accompanying drawings, the operation of the present invention riding type road cutting device having the above configuration will be described in detail.

With reference to Figures 1 to 7 of the present invention, the riding type road cutting device 1 is operated by the engine driving while the operator is riding in the driver's seat 110 of the driving device 100 and cutting of the road 10 is performed. It is made possible.

To this end, referring to FIG. 7, the operator simply drives the traveling device 100 to move to the cutting position of the road 10.

Subsequently, a cutting operation is performed, but when the power transmission unit 200 is driven, the rotational force is transmitted to the rotational shaft 410 of the cutting unit 400 through the driving shaft 210 rotating and the driving belt 412, The cutting blade 421 is rotated to prepare for cutting.

On the other hand, before cutting of the road, the rotating operation unit 300 is rotated upward to prevent the cutting blade 421 from interfering with the road 10. At this time, the driving belt 412 is loose and the driving pulley 211 ) And the driven pulley 411, the rotational force of the drive shaft 210 is transmitted to the rotating shaft 410 by a rotation phenomenon.

Subsequently, when cutting, the cutting part 400 is lowered through the lowering operation of the belt support bar 231 and the lowering operation of the pivoting operation part 300, wherein the driving belt 412 gradually forms a tension state. Invar, the idleness of the drive belt 412 is gradually reduced, so that the rotational force of the rotating shaft 410 is increased. At this time, the worker cuts the road 10 while checking the indicator rod 431 of the protective cover 430. Just match the marking line (not shown in the drawing).

Subsequently, when cutting oil 400 is further lowered by spraying cutting oil to the road 10 and cutting unit 400 through the cutting oil supply means 120, cutting of the road 10 is performed. , The operator simply travels and cuts the traveling device 100 along the cutting mark line through the indicator rod 431.

On the other hand, in the present invention, in the process of cutting the road 10, the cutting blade 421 may be stuck to the road 10 due to the overload due to friction between the road 10 and the cutting blade 421. In this case, in the present invention, the cutting blade 421 is easily detachable from the road 10 through the traction means 130.

That is, the cutting operation is stopped with reference to FIG. 8, the traction means 130 may be connected to the rotation bar 310 or the support 330 of the rotation operation unit 300 and the traction operation may be performed. Lifting the rotating operation unit 300 and the cutting unit 400 with a small force makes it possible to separate the cutting blade 421 from the road 10.

In addition, the present invention riding road cutting device (1) is to be a simple replacement operation when replacing the cutting blade (421), in order to replace the cutting blade (421), the rotating shaft (410) rotating shaft holder (350) ( 350 ') and the cutting edge unit 420 may be separated from the rotating shaft 410.

At this time, the rotating shaft holder (350, 350 ') is sliding outwardly through the long hole 331 in the state that the bolt and nut fixing force of the sliding adjustment plate 355 is released and the bearing 351 is separated from the end of the rotating shaft 410 In this case, the end of the rotating shaft 410 is open and the cutting edge unit 420 can be separated and replaced. At this time, the rotating shaft holder 350 and 350 'are not completely separated from the support 330. Again, it is very easy to mount on the rotating shaft 410.

As described above, the present invention, the on-road cutting device is capable of driving and cutting through the traveling device, so the cutting operation is very convenient and rapid, and the labor force of the worker is significantly reduced, and unnecessary cutting of the worker during the cutting operation is also possible. Efficient cutting work is possible, such as prevention of safety accidents due to action and easy separation when being stuck on the road due to the overload of the cutting blade during the cutting work process.

100: driving device 110: driver's seat
120: cutting oil supply means 121: cutting oil storage tank
122: cutting oil supply pipe 130: traction means
200: power transmission unit 210: drive shaft
211: drive pulley 220: drive motor
230: belt support means 231: belt support bar
232: Rotating intermittent member
300: rotating control part 310: rotating shaft
320: Hoedong Bar 321: Guide tube
330: support 331: long hole
340,340 ': rotating shaft mount 341: bearing
350,350 ': rotating shaft holder 351: bearing
352: guide rod 355: sliding adjustment plate
360: tension adjustment unit 361,361 ': tension support
361a: Guide groove 362: Tension roller
362a: Roller shaft 363: Tension spring
364: Screw 365: Tension adjustment nut
400: cutting part 410: rotating shaft
410a, 410a ': Square rod 411: Follower pulley
412: drive belt 420: cutting edge unit
421: cutting edge 421a, 421a ': tension operation
425,425 ': Fixed coupling 430: Protective cover
431: indicator rod 432: cover connector

Claims (8)

On the upper part, a driver's seat 110 in which an operator can board and operate the device is formed, and a driving device 100 that can travel by driving the driver's seat;
It is formed in the lower front in the traveling device 100, the left and right width direction both sides are driven bearing and drive motor 220, the power transmission unit 200 is formed with a drive pulley 211 in the center;
A rotation operation unit 300 formed in the lower front and protruding forward in the traveling device 100 to make the front rotate up and down with the rear as an axis; And
A driven pulley 411 is formed in the width direction that is installed in the front of the rotation operation unit 300 and is connected to the drive pulley 211 and the drive belt 412 in the center to rotate by receiving the rotational force of the drive shaft 210 The rotating shaft 410 and at least one or more cutting blade units 420 and cutting blade units 420 mounted on the rotating shaft 410 and interfering with the road when the rotating operation unit 300 moves downward. It covers the upper portion of the protection and includes a cutting portion 400 made of a protective cover 430 having an indicator rod 431 indicating the cutting position in the front,
The power transmission unit 200 and the rotation operation unit 300 is configured to be operable in the driver seat 110 of the traveling device 100,
The rotation operation unit 300,
A rotation shaft 310 that is rotated by a rotation means 311 that is installed in the driving device 100 and is operated in the driver's seat 110 in parallel with the drive shaft 210 under the drive shaft 210;
A pair of rotating bars 320 that protrude forward from the rotating shaft 310 and rotate up and down when the rotating shaft 310 rotates;
A support 330 formed to protrude in the width direction length from the front of the rotation bar 320;
The pair of rotating shaft mounts 340 and 340 that protrude forward from both sides of the center of the support 330 and have a central both sides of the rotation shaft 410 centered on the driven pulley 411 to be bearing 341. ');
Rotating shaft holder 350 and 350 ', which are connected to the both ends of the support 330 by a sliding adjustment plate 355 and protrude forward, and have a bearing 351 on which both ends of the rotating shaft 410 are inserted and stacked; And
It is formed on the front end of the rotation bar 320 and includes a tension adjustment unit 360 for adjusting the tension of the drive belt 412,
The tension adjustment unit 360,
A pair of tension supports 361 and 361 'on both sides of which the guide grooves 361a having an upper and lower length are formed through the centers of the pivot bars 320;
It is formed between the both sides of the tension support (361) (361 ') to support the lower portion of the drive belt (412), both sides of the roller shaft (362a) of the guide groove (361a) of the tension support (361) (361') of both sides ) The tension roller 362 is penetrated;
A tension spring 363 connected to both sides of the roller shaft 362a to impart upward elasticity of the tension roller 362; And
The upper end of the tension spring 363 is connected to the lower end, and the tension adjusting nut 365 is screwed to the upper portion penetrating and penetrating the tension support 361 and 361 'vertically to improve the elasticity of the tension spring 363. Riding road cutting device characterized in that it comprises a screw 364 to adjust.
According to claim 1,
The power transmission unit 200,
The drive belt 412 is configured to further include a belt support means 230 to prevent departure,
Belt support means 230,
A belt support bar 231 supporting a lower portion of the driving belt 412 by bending a rear portion of the driving device 100 to a hinge and forward and upward and downward rotation, and bending the lower portion of the driving belt 412 to the upper side; And
It is connected to the belt support bar 231 and the driver's seat 110, and includes a pivoting intermittent member 232 for intermittently rotating the belt support bar 231 in the driver's seat 110. Device.
delete According to claim 1,
On the support 330,
Each of the long holes 331 forming the length in the width direction on both sides is further formed, and the guide tube 321 is further formed in the long direction of the long hole 331 at the tip of the rotating bar 320.
The sliding adjustment plate 355 is configured to be coupled to the long hole 331 by fastening bolts and nuts and to be slidably adjusted along the long hole 331,
A guide rod 352 that is slidingly inserted and removed in the guide tube 321 is further formed at the rear side of the rotating shaft holder 350 and 350 ',
The protective cover 430 is formed on the rear end of the guide tube 321, and a sliding control and a bolt connection cover connector 432 are formed to configure the sliding position to be adjusted along the guide tube 321. Cutting device.
delete According to claim 1,
The cutting part 400,
The rotating shaft 410 is configured to form a square rod 410a, 410a 'in a certain section on both sides around the driven pulley 411, and a cutting blade unit is provided on the square rod 410a (410a') on both sides. 420) is configured to be mounted,
Each cutting blade unit 420,
A cutting blade 421 in the form of a disk through which the rotating shaft 410 is penetrated and located at each rod portion 410a, 410a '; And
On both sides of the cutting blade 421, each of the rod portions 410a and 410a 'is slidingly coupled to each other, and bolts are fastened to each other and bolts are fixed to each rod portion 410a and 410a' to fix the cutting blade 421. It comprises a pair of fixed couplings 425, 425 'on both sides,
On the cutting blade 421,
Boarding type road cutting device, characterized in that a plurality of tension actuating holes (421a) (421a ') are formed at equal intervals in the circumferential direction from the center to the periphery.
According to claim 1,
In the traveling device 100,
The cutting operation is configured to further include a cutting oil supply means 120 for supplying cutting oil to the road,
Cutting oil supply means 120 is mounted on the rear end of the traveling device 100, the cutting oil storage tank 121 to store the cutting oil; And
A cutting-type road cutting device comprising a cutting oil supply pipe (122) for supplying cutting oil to the road by connecting the cutting oil storage tank (121) and the protective cover (430).
According to claim 1,
In the traveling device 100,
Boarding type road cutting device, characterized in that it further comprises a towing means (130) for controlling the forced rise of the rotating operation unit (300).

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