CN217203540U

CN217203540U - Road maintenance device

Info

Publication number: CN217203540U
Application number: CN202220678808.5U
Authority: CN
Inventors: 张颖
Original assignee: Heze Municipal Engineering Management Office
Current assignee: Heze Municipal Engineering Management Office
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-16
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a road maintenance device relates to road maintenance equipment technical field. The utility model discloses a cover shell portion with mill the plane cylinder, cover shell portion can be connected with the skid steer loader, it rotates through the bearing and sets up to mill the plane cylinder cover portion is interior, it is equipped with a plurality of mounting panel to mill the movable cover on the plane cylinder, a plurality of cutter unit spare that are used for milling the plane operation has set firmly on the mounting panel, the mounting panel with it is fixed through a plurality of connecting bolt to mill between the plane cylinder. When the milling machine is used, the number of the cutter assemblies is increased and reduced through the detachable connection of the mounting plate and the milling roller, so that the milling area is adjusted, the milling area is large, the applicability and the flexibility are strong, the use requirement can be met, and the milling machine is more practical; through the design of the sliding rod and the sliding groove, the connection between the mounting plate and the milling drum is more stable.

Description

Road maintenance device

Technical Field

The utility model relates to a road maintenance equipment technical field, concretely relates to road maintenance device.

Background

Road maintenance is the maintenance and the repair of roads, the maintenance of roads and structures and facilities on roads, the maintenance of road service performance as far as possible, the recovery of damaged parts in time, the guarantee of safe, comfortable and smooth driving, the saving of transportation cost and time, the adoption of correct technical measures, the improvement of engineering quality, the extension of road service life, the delay of reconstruction time, the pavement milling machine is one of the main machines of asphalt pavement maintenance construction machinery, and is usually matched with a skid loader for use.

Milling drum and cutter unit among the current road surface milling machine are fixed connection mostly, can lead to milling the area less because of can't dismantling when using, and suitability and flexibility are relatively poor, can't satisfy the in-service use demand, consequently provide a road maintenance device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: for solving and milling the big fixed connection that is of cylinder and cutter unit, can lead to milling the plane area less because of unable dismantling when using, the relatively poor technical problem of suitability and flexibility, the utility model provides a road maintenance device.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a road maintenance device, includes the cover shell portion and mills the plane cylinder, the cover shell portion can be connected with the loader that slides, it sets up to mill the plane cylinder to rotate through the bearing in the cover shell portion, it is equipped with a plurality of mounting panel to mill the movable sleeve on the plane cylinder, a plurality of cutter unit that are used for milling the operation have set firmly on the mounting panel, the mounting panel with it is fixed through a plurality of connecting bolt to mill between the plane cylinder.

Furthermore, the cover shell part comprises a shell and a movable door, the milling drum is rotatably arranged in the shell through a bearing, openings are formed in the bottom and one side of the shell, and the movable door is hinged to the opening in one side of the shell.

Further, the inboard annular array of mounting panel sets firmly the slide bar that two are no less than in quantity, set up on the milling drum with the same and annular array distribution's of slide bar quantity spout, the slide bar with the spout all constructs to be T shape and sliding fit.

Furthermore, the cutter assembly comprises a cutter holder fixedly arranged on the mounting plate, and a cutter head for milling operation is mounted on the cutter holder.

Furthermore, threaded holes which are the same as the connecting bolts in number and distributed in an annular array are formed in the milling drum and the mounting plate, and the connecting bolts are in threaded fit with the threaded holes.

Furthermore, the mounting plate is provided with counter bores which are the same in number as the threaded holes and correspond to the threaded holes one to one.

Further, a plurality of the cutter assemblies are distributed in a helical array along the axial direction of the milling drum.

The utility model has the advantages as follows:

1. the utility model discloses when using, through the mounting panel with mill the cylinder can dismantle the connection, increase and reduce cutter unit's quantity to milling the area and adjusting, milling the area big, suitability and flexibility are strong, can satisfy the user demand, consequently more have the practicality.

2. The utility model discloses a design of slide bar and spout makes the mounting panel and mills the connection of milling drum more firm.

3. The utility model discloses a design of counter bore can avoid connecting bolt's spiral shell head and ground contact and lead to spiral shell head wearing and tearing, and then causes connecting bolt can't dismantle.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view taken along the line a-a of fig. 2 in accordance with the present invention;

fig. 4 is an enlarged view of fig. 3B according to the present invention;

fig. 5 is an enlarged view of fig. 3C according to the present invention;

figure 6 is an enlarged view of figure 3, according to the present invention;

fig. 7 is a left side view of the present invention;

figure 8 is a cross-sectional view of the invention taken along the line E-E of figure 7.

Reference numerals are as follows: 1. a cover portion; 101. a housing; 102. a movable door; 2. milling and planing a roller; 3. mounting a plate; 4. a cutter assembly; 401. a tool apron; 402. a cutter head; 5. a connecting bolt; 6. a slide bar; 7. a chute; 8. a threaded hole; 9. a counterbore.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1-8, a road maintenance device according to an embodiment of the present invention comprises a housing portion 1 and a milling drum 2, the housing portion 1 can be connected to a skid-steer loader, the milling drum 2 is rotatably disposed in the housing portion 1 through a bearing, the milling drum 2 and the housing portion 1 are detachably mounted without affecting the rotation of the milling drum 2, the milling drum 2 is movably sleeved with a plurality of mounting plates 3, the mounting plates 3 are fixedly provided with a plurality of cutter assemblies 4 for milling, the mounting plates 3 and the milling drum 2 are fixed through a plurality of connecting bolts 5, in this embodiment, the number of the mounting plates 3 is four, when the road maintenance device is used, the mounting plates 3 are movably sleeved on the milling drum 2, the mounting plates 3 are fixed on the milling drum 2 through the plurality of connecting bolts 5, and then the rest three mounting plates 3 are sequentially mounted and fixed according to requirements, through the quantity that increases or reduces mounting panel 3, can adjust milling the area, to sum up, this device is when using, through mounting panel 3 and milling the dismantled connection of cylinder 2, increases and reduces the quantity of cutter unit 4 to adjust milling the area, it is big to mill the area, and suitability and flexibility are strong, can satisfy the user demand, consequently more has the practicality.

As shown in fig. 1-8, in some embodiments, the housing portion 1 includes a housing 101 and a movable door 102, the milling drum 2 is rotatably disposed inside the housing 101 through a bearing, an opening is formed at a bottom of the housing 101 and at two sides thereof, the movable door 102 is hinged at the opening at one side of the housing 101, a side door is detachably mounted at the opening at the other side of the housing 101 through a plurality of fixing bolts, a rotating shaft is rotatably mounted on the side door through a bearing, a rectangular fixture block is fixedly mounted at a free end of the rotating shaft, a shaft rod is fixedly mounted at one end of the milling drum 2, a rotating groove is formed in the housing 101, the shaft rod is inserted into and rotatably fitted with the rotating groove, a clamping groove is formed at the other end of the milling drum 2, the fixture block is inserted into and fitted with the clamping groove, in normal operation, the shaft rod is located in the rotating groove, the side door is connected with the housing 101, the fixture block is located in the clamping groove, when the milling drum 2 and the housing 101 need to be detached, with the help of the instrument with a plurality of fixing bolt unscrew, make side door and casing 101 separation, pivot and fixture block are along with the side door is together moving, the joint groove is kept away from to the fixture block, later can will mill and plane cylinder 2 and take out from casing 101 is inside, the rotation groove is kept away from to the axostylus axostyle, otherwise, when needs will mill and plane cylinder 2 and install, peg graft the axostylus axostyle and rotate the inslot, later peg graft the joint inslot with the fixture block, at last with the help of the instrument with a plurality of fixing bolt screw up, make side door and casing 101 can't separate, when using, dodge 102 can rotate around the pin joint to milling and plane cylinder 2 and external intercommunication.

As shown in fig. 5, in some embodiments, at least two sliding rods 6 are fixedly arranged on the inner side of the mounting plate 3 in an annular array, sliding grooves 7 are formed in the milling drum 2, the number of the sliding rods 6 is the same as that of the sliding rods 6, the sliding rods 6 and the sliding grooves 7 are both configured in a T shape and are in sliding fit, in this embodiment, the number of the sliding rods 6 and the number of the sliding grooves 7 are four and are distributed in an array along the axis direction of the milling drum 2, when the mounting plate 3 is mounted on the milling drum 2, the four sliding rods 6 correspond to the four sliding grooves 7 respectively, then the four sliding rods 6 slide in the four sliding grooves 7 respectively until the mounting plate 3 is located on the milling drum 2, then the mounting plate 3 and the milling drum 2 are fixed by a plurality of connecting bolts 5, and the design of the sliding rods 6 and the sliding grooves 7 enables the connection between the mounting plate 3 and the milling drum 2 to be more stable.

As shown in fig. 4, in some embodiments, the cutter assembly 4 includes a cutter seat 401 fixed on the mounting plate 3, a cutter head 402 for milling operation is mounted on the cutter seat 401, and an angle is formed between the cutter head 402 and the cutter seat 401 to allow the cutter head 402 to smoothly contact the ground.

As shown in fig. 6, in some embodiments, the milling drum 2 and the mounting plate 3 are provided with threaded holes 8 which are distributed in an annular array and have the same number as the number of the connecting bolts 5, the connecting bolts 5 are in threaded fit with the threaded holes 8, when the mounting plate 3 and the milling drum 2 need to be fixed, the threaded holes 8 on the mounting plate 3 are communicated with the threaded holes 8 on the milling drum 2 one by one, and then the plurality of connecting bolts 5 are screwed one by means of a tool, such as a wrench, or conversely, when the mounting plate 3 and the milling drum 2 need to be separated, the plurality of connecting bolts 5 are unscrewed by means of a tool.

As shown in fig. 6, in some embodiments, the mounting plate 3 is provided with counter bores 9 which are the same in number as the threaded holes 8 and are in one-to-one correspondence with the threaded holes 8, the counter bores 9 are communicated with the threaded holes 8, and the inner diameter of each counter bore 9 is slightly larger than the diameter of the screw head of the connecting bolt 5, when the connecting bolt 5 is tightened, the screw head is located in the counter bore 9, and the counter bores 9 are designed to prevent the screw head of the connecting bolt 5 from being worn due to contact with the ground, so that the connecting bolt 5 cannot be disassembled.

As shown in fig. 2, in some embodiments, a plurality of cutter assemblies 4 are distributed in a spiral array along the axial direction of the milling drum 2, which may reduce the wear of the cutter assemblies 4 while achieving better milling effect.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a road maintenance device, includes cover portion (1) and mills plane cylinder (2), its characterized in that, cover portion (1) can be connected with the loader that slides, it sets up to mill plane cylinder (2) to rotate through the bearing in cover portion (1), it is equipped with a plurality of mounting panel (3) to mill the movable sleeve on plane cylinder (2), a plurality of cutter unit (4) that are used for milling the operation have set firmly on mounting panel (3), mounting panel (3) with it is fixed through a plurality of connecting bolt (5) to mill between plane cylinder (2).

2. A road maintenance device according to claim 1, characterized in that the housing part (1) comprises a housing (101) and a movable door (102), the milling drum (2) is rotatably arranged inside the housing (101) by means of bearings, the housing (101) is configured with an opening at both the bottom and one side, and the movable door (102) is hinged at the opening at one side of the housing (101).

3. A road maintenance device according to claim 1, characterized in that the inner side of the mounting plate (3) is fixedly provided with at least two sliding bars (6) in an annular array, the milling drum (2) is provided with sliding grooves (7) which are distributed in an annular array and have the same number as the sliding bars (6), and the sliding bars (6) and the sliding grooves (7) are both configured in a T shape and are in sliding fit.

4. A road maintenance device according to claim 1, characterized in that the cutter assembly (4) comprises a cutter holder (401) secured to the mounting plate (3), the cutter holder (401) having a cutter head (402) mounted thereon for milling operations.

5. A road maintenance device according to claim 1, characterized in that the milling drum (2) and the mounting plate (3) are provided with threaded holes (8) which are distributed in an annular array and have the same number as the connecting bolts (5), and the connecting bolts (5) are in threaded fit with the threaded holes (8).

6. A road maintenance device according to claim 5, characterized in that the mounting plate (3) is provided with counter bores (9) which are the same in number as the threaded holes (8) and correspond to one another.

7. A road maintenance device according to claim 1, wherein a plurality of said cutter assemblies (4) are distributed in a helical array along the axis of the milling drum (2).