CN109881570B - Annular asphalt cutting, pressing and paving integrated machine - Google Patents
Annular asphalt cutting, pressing and paving integrated machine Download PDFInfo
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- CN109881570B CN109881570B CN201910205446.0A CN201910205446A CN109881570B CN 109881570 B CN109881570 B CN 109881570B CN 201910205446 A CN201910205446 A CN 201910205446A CN 109881570 B CN109881570 B CN 109881570B
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Abstract
The invention discloses an annular asphalt cutting, pressing and paving integrated machine, and mainly relates to the field of engineering machinery. Comprises a bottom plate, a cutting device and a pressing and paving device; the bottom plate is provided with a height-adjustable walking mechanism; the cutting device comprises a first horizontal adjusting electric servo cylinder, a support frame, a vertical adjusting hydraulic cylinder and an arc-shaped cutter; the press-paving device comprises a press roller, a servo motor and a press-paving device adjusting mechanism; the top of the bottom plate is provided with an equipment box, and a storage battery and an oil tank for supplying oil to the vertical adjusting hydraulic cylinder are arranged in the equipment box. The invention has the beneficial effects that: the two functions of cutting and pressing and paving the annular asphalt surface can be realized; the edge of the cut asphalt can be taken out when the cutter is retracted after the asphalt surface is cut off, so that the cutting edge of a crowbar can conveniently extend into the cutting joint to completely clean the annular area; and the newly paved asphalt can be flattened and compacted conveniently.
Description
Technical Field
The invention relates to the field of engineering machinery, in particular to an annular asphalt cutting, pressing and paving integrated machine.
Background
There are many municipal facilities inspection wells on urban roads for drainage, power, water supply, etc. When the well lid is repaired and replaced, the asphalt pavement around the well lid needs to be cut off, and the existing cutting machine generally adopts a cutting machine to perform leaching. However, the cutting machine needs to rotate for multiple circles to cut and cut off a thicker asphalt layer, and the efficiency is slow. And the joint-cutting of cutting machine is vertical joint-cutting, and the workman need use instruments such as crowbar just can stick up the pitch of excision, and it is very narrow to have a joint-cutting, and crowbar also hardly sticks up out sometimes, can only reuse the cutter with a fritter of edge excision, just so can be convenient with the follow-up shovel clearance down of annular pitch of excision, whole pitch clearance process inefficiency.
And the dug groove pit is filled with new asphalt to cover after the well cover is installed. The overlying asphalt also requires compaction. Such small scale asphalt compaction is not at all suitable for large scale compaction machinery such as road rollers. However, none of the prior art machines work well for compaction. Therefore, a worker can only put the template on the asphalt to be compacted and then uses the hammer head to beat the template to compact the asphalt, but the compaction degree is far from enough, and the generally compacted asphalt is not level with the road surface, so that pits or convex slopes appear, and the vehicle can vibrate when running.
Finally, the cutting and the press-laying of the whole annular asphalt surface have many practical problems, but the problems are not solved well.
Disclosure of Invention
The invention aims to provide an annular asphalt cutting, pressing and paving integrated machine which can realize two functions of cutting and pressing and paving an annular asphalt surface; the edge of the cut asphalt can be taken out when the cutter is retracted after the asphalt surface is cut off, so that the cutting edge of a crowbar can conveniently extend into the cutting joint to completely clean the annular area; and the newly paved asphalt can be flattened and compacted conveniently.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the annular asphalt cutting, pressing and paving integrated machine comprises a bottom plate, a cutting device and a pressing and paving device; the bottom plate is provided with a height-adjustable walking mechanism; the cutting device is provided with N groups of annular arrays, N is an even number which is more than 3 and less than 21, and the cutting device comprises a first horizontal adjusting electric servo cylinder, a support frame, a vertical adjusting hydraulic cylinder and an arc-shaped cutter; the first horizontal adjusting electric servo cylinder is arranged at the top of the bottom plate, a piston rod of the first horizontal adjusting electric servo cylinder is connected with the support frame, the vertical adjusting hydraulic cylinder is arranged on the support frame, the support frame is provided with a fixed block, the arc-shaped cutters are connected with the fixed block in a sliding mode, and the N arc-shaped cutters are arranged on the same circumference; the bottom of the bottom plate is symmetrically provided with two groups of pressing and paving devices, each pressing and paving device comprises a pressing roller, a servo motor and a pressing and paving device adjusting mechanism, the pressing rollers are driven by the servo motors, each pressing and paving device adjusting mechanism comprises an outer side support, an inner side support and a second horizontal adjusting electric servo cylinder, the outer side support and the inner side support are both horizontally and slidably connected with the bottom plate, a piston rod of the second horizontal adjusting electric servo cylinder is connected with the inner side support, two ends of each pressing roller are respectively supported by the outer side support and the inner side support, and the pressing rollers can rotate between the outer side support and the inner side support; the top of the bottom plate is provided with an equipment box, and a storage battery and an oil tank for supplying oil to the vertical adjusting hydraulic cylinder are arranged in the equipment box.
The positioning device comprises a central disc and a compaction electric servo cylinder, wherein a vertical cylinder is arranged on the central disc, the compaction electric servo cylinders are distributed around the central disc in an annular array manner, a cambered press block is arranged at the tail end of a piston rod of the compaction electric servo cylinder, a layer of rubber pad is arranged on the surface of the cambered press block, after the piston rod of the compaction electric servo cylinder extends, the cambered press block at the tail end of the piston rod is in compression contact with a well wall, and the rubber pad on the surface of the cambered press block can deform according to the radian of the well wall, so that the cambered press block can be tightly pressed on the well wall; the positioning device comprises a base plate, a positioning device and a vertical cylinder, wherein the base plate is provided with a positioning hole, the positioning hole is arranged in the base plate, the vertical cylinder is provided with a bolt groove, and the positioning device is connected with the base plate through the connecting bolt screwed in the bolt groove.
Running gear with adjustable height includes vertical adjustment electric servo cylinder, wheel carrier and walking wheel, vertical adjustment electric servo cylinder sets up on the bottom plate, the wheel carrier is connected with the piston rod of vertical adjustment electric servo cylinder, the walking wheel sets up on the wheel carrier, running gear with adjustable height symmetry is equipped with four groups on the bottom plate, and wherein its walking wheel at two sets of rear is equipped with in-wheel motor.
The inclination angle of the arc-shaped cutter and the vertical direction is 5-20 degrees, and the arc-shaped cutter inclines towards the center.
The outer side support comprises a top sliding plate and a bottom bearing support, a strip-shaped sliding groove in sliding connection with the top sliding plate is arranged on the side portion of the bottom plate, a first inserting hole is formed in the strip-shaped sliding groove, a second inserting hole and a third inserting hole are formed in the top sliding plate, the first inserting hole is aligned with the second inserting hole or the third inserting hole and then positioned through a positioning bolt, and the bottom bearing support is connected with one end of the roller shaft; the top end of the inner side support is connected with a bottom sliding groove at the bottom of the bottom plate in a sliding mode, a bearing matched with the roll shaft is also arranged on the inner side support, and the output shaft of the servo motor drives the roll shaft of the press roll to rotate so as to drive the press roll to rotate.
And a handle is arranged on the rear side of the bottom plate.
Compared with the prior art, the invention has the beneficial effects that:
as shown in the attached drawing figure 1 of the specification, after the device is positioned and fixed by a positioning device, a travelling wheel is in contact with the ground, a piston rod of a vertical adjusting hydraulic cylinder pushes an arc-shaped cutter, the arc-shaped cutter cuts off an asphalt layer under the action of hydraulic pressure, only half of the asphalt layer can be cut in the first cutting operation, and as shown in a drawing figure 5 of the attached drawing of the specification, asphalt in an area A can only be removed; then loosening the connecting bolt to rotate the device for a certain angle for second cutting, and cutting off the other half of the asphalt layer in the cutting operation, as shown in a B diagram in a figure 5 of the attached drawing of the specification, and removing the asphalt in the B area; thus, the whole annular asphalt layer can be cut off only by two times of cutting.
And when the cutter is retracted after the asphalt surface is cut (the piston rod of the vertical adjusting hydraulic cylinder is retracted so as to lift the arc-shaped cutter), because the arc-shaped cutter is obliquely cut, as shown in the attached drawing figure 1 of the specification, the edge of the cut asphalt can be taken out in the cutter retracting process, so that the cutting edge of a crowbar can conveniently extend into the cutting joint to completely clear and remove the asphalt in the annular area.
As shown in the attached figure 2 of the specification, when the newly-filled asphalt is leveled and pressed, the compression roller is pushed above the newly-filled asphalt surface by extending the piston rod of the second horizontal adjusting electric servo cylinder, then the travelling wheel is retracted by the height-adjustable travelling mechanism, so that the compression roller is pressed on the newly-filled asphalt surface, the compression roller is arranged to be a stone roller or a solid iron roller, so that the compaction pressure can be ensured, and if the pressure is too small, a construction worker stands on the bottom plate to increase the pressure. It should be noted that, at this moment, the connecting bolt needs to be changed into a short shaft, the short shaft is inserted into the bolt groove in the vertical cylinder, the short shaft can rotate in the bolt groove, and the rubber layer is arranged on the surface of the short shaft, so that the damage of the internal thread of the bolt groove in the rotation process of the short shaft is avoided. After the preparation work of the premise is completed, the press roller is driven to rotate by the servo motor, and the press roller does circular motion along the short shaft under the limiting action of the short shaft when rotating, so that the newly paved asphalt is leveled and compacted.
In conclusion, the device can realize two functions of cutting and pressing and paving the annular asphalt surface.
Drawings
FIG. 1 is a schematic structural view of the ring asphalt cutting machine of the present invention.
FIG. 2 is a schematic structural diagram of the annular asphalt press-paving machine.
Fig. 3 is a partial schematic view of the press-laying device of the present invention.
Fig. 4 is a partial schematic view of a height-adjustable traveling mechanism according to the present invention.
FIG. 5 is a detailed schematic view (top view) of the annular pitch removal step of the present invention.
FIG. 6 is a detailed view showing the steps of the complete recovery of the cutting device according to the present invention (top view).
Reference numerals shown in the drawings:
1. a base plate; 2. a first horizontal adjustment electric servo cylinder; 3. a support frame; 4. a vertical adjusting hydraulic cylinder; 5. an arc-shaped cutter; 6. a fixed block; 7. a compression roller; 8. a servo motor; 9. an outer bracket; 10. an inboard bracket; 11. a second horizontal adjustment electric servo cylinder; 12. an equipment box; 13. a central disk; 14. compressing the electric servo cylinder; 15. a vertical cylinder; 16. a pressing block with a cambered surface; 17. a connecting bolt; 18. vertically adjusting the electric servo cylinder; 19. a wheel carrier; 20. a traveling wheel; 21. a top slide plate; 22. a bottom bearing support; 23. a strip-shaped chute; 24. a first jack; 25. a second jack; 26. a third jack; 27. positioning a bolt; 28. a bottom chute; 29. a roll shaft; 30. and (4) carrying out handle.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The invention relates to an annular asphalt cutting, pressing and paving integrated machine which can realize two functions of cutting and pressing and paving an annular asphalt surface; the edge of the cut asphalt can be taken out when the cutter is retracted after the asphalt surface is cut off, so that the cutting edge of a crowbar can conveniently extend into the cutting joint to completely clean the annular area; and the newly paved asphalt can be flattened and compacted conveniently. The mechanical principle and the using method of the specific structure are explained in detail in the following description and the accompanying drawings of the specification:
the main structure of the device comprises a bottom plate 1, a cutting device, a pressing and paving device and a positioning device; the cutting device is used for cutting off the annular asphalt, the press-paving device is used for compacting the newly paved annular asphalt, and the positioning device is used for positioning and fixing the device in the cutting or press-paving process. In addition, a height-adjustable travelling mechanism is further arranged on the bottom plate 1, when the annular asphalt is cut off, the height-adjustable travelling mechanism supports the gravity of the whole device, and in the compaction work of newly-paved annular asphalt, the height-adjustable travelling mechanism is folded up, so that the compaction work is carried out. And the height-adjustable travelling mechanism is convenient for pushing the device to move and adjust the position. The following is a detailed structural description, operational description, and effect description of the above-described apparatus.
A positioning device:
the positioning device comprises a center plate 13 and an electric servo cylinder 14, wherein a vertical cylinder 15 is arranged on the center plate 13, the electric servo cylinder 14 is tightly pressed and distributed around the center plate 13 in an annular array mode, a cambered press block 16 is arranged at the tail end of a piston rod of the electric servo cylinder 14, a layer of rubber pad is arranged on the surface of the cambered press block 16, after the piston rod of the electric servo cylinder 14 is tightly pressed, the cambered press block 16 at the tail end of the piston rod is in tight contact with the well wall, and the rubber pad on the surface of the cambered press block 16 can deform according to the radian of the well wall, so that the cambered press block 16 can be tightly pressed on the well wall.
A cutting device:
the annular array of the cutting devices is provided with N groups, wherein N is an even number which is more than 3 and less than 21, as shown in figures 5 and 6 of the attached drawings, and for convenience of description, the structural description is given by taking an embodiment with N being 4 as an example.
The cutting device comprises a first horizontal adjusting electric servo cylinder 2, a support frame 3, a vertical adjusting hydraulic cylinder 4 and an arc-shaped cutter 65; the first horizontal adjusting electric servo cylinder 2 is arranged at the top of the bottom plate 1, a piston rod of the first horizontal adjusting electric servo cylinder 2 is connected with the support frame 3, the vertical adjusting hydraulic cylinder 4 is arranged on the support frame 3, a fixed block is arranged on the support frame 3, the arc-shaped cutter 65 is connected with the fixed block in a sliding mode, the inclination angle of the arc-shaped cutter 65 to the vertical direction is 5-20 degrees, and the arc-shaped cutter is inclined towards the center; the N arc-shaped cutters 65 are on the same circumference. The cutting device is characterized in that a connecting bolt 17 is arranged at the center of the bottom plate 1, a bolt groove is formed in the vertical cylinder, and the connecting bolt 17 is screwed into the bolt groove to connect the positioning device and the bottom plate 1 together, so that the pressure of the vertical adjusting hydraulic cylinder 4 can be completely applied to cutting work.
A piston rod of the vertical adjusting hydraulic cylinder 4 pushes the arc-shaped cutter 65, the arc-shaped cutter 65 cuts off the asphalt layer under the action of hydraulic pressure, only half of the asphalt layer can be cut in the first cutting operation, and as shown in a diagram a in figure 5 of the attached drawing of the specification, only asphalt in the area A can be removed; then loosening the connecting bolt 17 to rotate the device for a certain angle for second cutting, and cutting off the other half of the asphalt layer in the cutting operation, as shown in a B diagram in a figure 5 of the attached drawing of the specification, and removing the asphalt in the B area; thus, the whole annular asphalt layer can be cut off only by two times of cutting.
And when the cutter is retracted after the asphalt surface is cut off (the piston rod of the vertical adjusting hydraulic cylinder 4 is contracted, so that the arc-shaped cutter 65 is lifted), because the arc-shaped cutter 65 is obliquely cut, as shown in the attached drawing figure 1 of the specification, the edge of the cut asphalt can be taken out in the cutter retracting process, so that the cutting edge of a crowbar can conveniently extend into the cutting edge of the cutting joint to completely clean and clear the annular area.
When the resection device completion was retrieved, the piston rod of the electronic servo cylinder of first horizontal adjustment 2 was retrieved to withdraw peripheral support frame 3, vertical regulation pneumatic cylinder 4, cambered surface cutter, thereby make the volume of device reduce and be convenient for accomodate the transportation. The specific principle refers to the attached figure 6 of the specification, which is a detailed schematic diagram (top view effect) of the steps. The effect of the c diagram and the d diagram in the figure 6 of the attached figure of the specification are respectively corresponding to the effect of the c diagram and the d diagram before and after the recovery of the cutting device.
Pressing and paving:
the device is spread in pressure is equipped with two sets ofly in 1 bottom symmetry of bottom plate, press to pave and put including compression roller 7, servo motor 8 and press to pave and put adjustment mechanism, compression roller 7 is driven by servo motor 8, press to pave and put adjustment mechanism and include outer support 9, inboard support 10 and second horizontal adjustment electric servo cylinder 11, outer support 9, inboard support 10 all with 1 horizontal sliding connection of bottom plate, the piston rod and the inboard support 10 of second horizontal adjustment electric servo cylinder 11 are connected, compression roller 7 both ends are supported by outer support 9, inboard support 10 respectively, and compression roller 7 can rotate between outer support 9, inboard support 10.
As shown in the attached fig. 2 of the specification, when leveling and pressing the newly filled asphalt, the compression roller 7 is pushed above the newly filled asphalt surface by extending the piston rod of the second horizontal adjustment electric servo cylinder 11, and then the traveling wheel 20 is retracted by the height-adjustable traveling mechanism, so that the compression roller 7 is pressed on the newly filled asphalt surface, and the compression roller 7 is set to be a stone roller or a solid iron roller, so that the pressing pressure can be ensured, and if the pressure is too small, a construction worker stands on the base plate 1 to increase the pressure. It should be noted that, at this time, the connecting bolt 17 needs to be changed into a short shaft, the short shaft is inserted into the bolt groove in the vertical cylinder, the short shaft can rotate in the bolt groove, and a rubber layer is arranged on the surface of the short shaft to prevent the internal thread of the bolt groove from being damaged in the rotation process of the short shaft. After the preparation work of the premise is completed, the press roller 7 is driven to rotate by the servo motor 8, and the press roller 7 does circular motion along the short shaft under the limiting action of the short shaft when rotating, so that the newly paved asphalt is leveled and compacted.
The specific structural principle among the outer bracket 9, the inner bracket 10 and the compression roller 7 is as follows:
the outer side support 9 comprises a top sliding plate 21 and a bottom bearing support 22, a strip-shaped sliding groove 23 connected with the top sliding plate 21 in a sliding mode is arranged on the side portion of the bottom plate 1, a first inserting hole 24 is formed in the strip-shaped sliding groove 23, a second inserting hole 25 and a third inserting hole 26 are formed in the top sliding plate 21, the first inserting hole 24 is aligned with the second inserting hole 25 or the third inserting hole 26 and then is positioned through a positioning bolt 27, and the bottom bearing support 22 is connected with one end of a roller shaft 29; the top end of the inner support 10 is connected with a bottom sliding groove 28 at the bottom of the bottom plate 1 in a sliding mode, a bearing matched with a roller shaft 29 is also arranged on the inner support 10, and an output shaft of the servo motor 8 drives the roller shaft 29 of the press roller 7 to rotate so as to drive the press roller 7 to rotate.
It should be noted that, when the device is used for cutting off asphalt, the first insertion hole 24 and the second insertion hole 25 are inserted into each other, so that the compression roller 7 is close to the center of the device, and the interference of the compression roller 7 on the cleaning process of the cutter is avoided; when the device is used for paving asphalt, the first jack 24 and the third jack 26 are plugged, as shown in the figure 3 of the attached figure, so that the press roll 7 is far away from the center of the device, namely, the press roll 7 is ensured to be positioned right above the asphalt to be compacted.
Height-adjustable running gear:
running gear with adjustable height is including the electronic servo cylinder of vertical adjustment 18, wheel carrier 19 and walking wheel 20, the electronic servo cylinder of vertical adjustment 18 sets up on bottom plate 1, wheel carrier 19 is connected with the piston rod of the electronic servo cylinder of vertical adjustment 18, the walking wheel 20 sets up on wheel carrier 19, running gear with adjustable height symmetry is equipped with four groups on bottom plate 1, and wherein its walking wheel 20 at two sets of rear is equipped with in-wheel motor. The lifting of the travelling wheel 20 is controlled by vertically adjusting the extension and contraction of a piston rod of the electric servo cylinder 18, and the travelling wheel 20 provides power through a hub motor to perform travelling displacement.
Other details describe:
the top of the bottom plate 1 is provided with an equipment box 12, and a storage battery and an oil tank for supplying oil to the vertical adjusting hydraulic cylinder 4 are arranged in the equipment box 12. The storage battery is used for supplying power to the whole device. The rear side of the bottom plate 1 is provided with a handle 30, and the moving direction of the device is controlled by holding the handle 30 by hand.
In conclusion, the device can realize two functions of cutting and pressing and paving the annular asphalt surface.
Claims (4)
1. Annular pitch excision is pressed and is spread all-in-one, its characterized in that: comprises a bottom plate (1), a cutting device, a pressing and paving device and a positioning device;
the bottom plate (1) is provided with a height-adjustable walking mechanism;
the cutting device is provided with N groups in an annular array, N is an even number which is more than 3 and less than 21, and the cutting device comprises a first horizontal adjusting electric servo cylinder (2), a support frame (3), a vertical adjusting hydraulic cylinder (4) and an arc-shaped cutter (5); the first horizontal adjusting electric servo cylinder (2) is arranged at the top of the bottom plate (1), a piston rod of the first horizontal adjusting electric servo cylinder (2) is connected with the support frame (3), the vertical adjusting hydraulic cylinder (4) is arranged on the support frame (3), a fixed block (6) is arranged on the support frame (3), the arc-shaped cutters (5) are connected with the fixed block (6) in a sliding mode, and N arc-shaped cutters (5) are arranged on the same circumference;
the bottom of the bottom plate (1) is symmetrically provided with two groups of pressing and paving devices, each pressing and paving device comprises a pressing roller (7), a servo motor (8) and a pressing and paving device adjusting mechanism, each pressing roller (7) is driven by the servo motor (8), each pressing and paving device adjusting mechanism comprises an outer side support (9), an inner side support (10) and a second horizontal adjusting electric servo cylinder (11), the outer side supports (9) and the inner side supports (10) are horizontally and slidably connected with the bottom plate (1), a piston rod of the second horizontal adjusting electric servo cylinder (11) is connected with the inner side support (10), two ends of each pressing roller (7) are respectively supported by the outer side supports (9) and the inner side supports (10), and the pressing rollers (7) can rotate between the outer side supports (9) and the inner side supports (10);
an equipment box (12) is arranged at the top of the bottom plate (1), and a storage battery and an oil tank for supplying oil to the vertical adjusting hydraulic cylinder (4) are arranged in the equipment box (12);
the positioning device comprises a central disc (13) and a pressing electric servo cylinder (14), wherein a vertical cylinder (15) is arranged on the central disc (13), the pressing electric servo cylinders (14) are distributed around the central disc (13) in an annular array manner, a cambered press block (16) is arranged at the tail end of a piston rod of the pressing electric servo cylinder (14), a layer of rubber pad is arranged on the surface of the cambered press block (16), after the piston rod of the pressing electric servo cylinder (14) is extended, the cambered press block (16) at the tail end of the piston rod is in pressing contact with a well wall, and the rubber pad on the surface of the cambered press block (16) can deform according to the radian of the well wall, so that the cambered press block (16) can be tightly pressed on the well wall; a connecting bolt (17) is arranged at the center of the bottom plate (1), a bolt groove is formed in the vertical cylinder (15), and the connecting bolt (17) is screwed into the bolt groove to connect the positioning device and the bottom plate (1) together;
the inclination angle of the arc-shaped cutter (5) and the vertical direction is 5-20 degrees, and the arc-shaped cutter inclines towards the center.
2. The annular asphalt cutting, pressing and paving all-in-one machine as claimed in claim 1, wherein: running gear with adjustable height includes vertical adjustment electric servo cylinder (18), wheel carrier (19) and walking wheel (20), vertical adjustment electric servo cylinder (18) set up on bottom plate (1), wheel carrier (19) are connected with the piston rod of vertical adjustment electric servo cylinder (18), walking wheel (20) set up on wheel carrier (19), running gear with adjustable height symmetry is equipped with four groups on bottom plate (1), and wherein its walking wheel (20) at the rear of two sets of are equipped with in-wheel motor.
3. The annular asphalt cutting, pressing and paving all-in-one machine as claimed in claim 1, wherein: the outer side support (9) comprises a top sliding plate (21) and a bottom bearing support (22), a strip-shaped sliding groove (23) which is connected with the top sliding plate (21) in a sliding mode is formed in the side portion of the base plate (1), a first inserting hole (24) is formed in the strip-shaped sliding groove (23), a second inserting hole (25) and a third inserting hole (26) are formed in the top sliding plate (21), the first inserting hole (24) is aligned with the second inserting hole (25) or the third inserting hole (26) and then positioned through a positioning bolt (27), and the bottom bearing support (22) is connected with one end of a roller shaft (29); the top end of the inner side support (10) is connected with a bottom sliding groove (28) in the bottom of the bottom plate (1) in a sliding mode, a bearing matched with the roll shaft (29) is also arranged on the inner side support (10), and the roll shaft (29) of the press roll (7) is driven to rotate by an output shaft of the servo motor (8), so that the press roll (7) is driven to rotate.
4. The annular asphalt cutting, pressing and paving all-in-one machine as claimed in claim 1, wherein: and a handle (30) is arranged on the rear side of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910205446.0A CN109881570B (en) | 2019-03-18 | 2019-03-18 | Annular asphalt cutting, pressing and paving integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910205446.0A CN109881570B (en) | 2019-03-18 | 2019-03-18 | Annular asphalt cutting, pressing and paving integrated machine |
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| Publication Number | Publication Date |
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| CN109881570A CN109881570A (en) | 2019-06-14 |
| CN109881570B true CN109881570B (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910205446.0A Expired - Fee Related CN109881570B (en) | 2019-03-18 | 2019-03-18 | Annular asphalt cutting, pressing and paving integrated machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111691277A (en) * | 2020-05-29 | 2020-09-22 | 中国路桥工程有限责任公司 | Method and apparatus for road filling |
| CN112553992B (en) * | 2020-12-01 | 2022-04-05 | 谭晓雷 | Roadbed earth-stone square reinforcing method for highway engineering |
| CN112709112B (en) * | 2020-12-24 | 2022-09-02 | 北京信息基础设施建设股份有限公司 | Well lid is maintained back periphery road compaction device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02209506A (en) * | 1989-02-07 | 1990-08-21 | Showa Electric Wire & Cable Co Ltd | Pavement cutter for manhole cover |
| JPH11241360A (en) * | 1998-02-20 | 1999-09-07 | Haneda Hume Pipe Co Ltd | Underground buried structure removing method, and cutting blade |
| KR20140049156A (en) * | 2012-10-16 | 2014-04-25 | 박경희 | Manhole height adjustment implement and manhole construction method thereby |
| CN104562906A (en) * | 2014-12-30 | 2015-04-29 | 浙江联运环境工程有限公司 | Device and method for repairing manhole cover |
| CN105421204A (en) * | 2015-12-10 | 2016-03-23 | 山东济宁金易德机械有限公司 | Road well lid repairing machine |
-
2019
- 2019-03-18 CN CN201910205446.0A patent/CN109881570B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02209506A (en) * | 1989-02-07 | 1990-08-21 | Showa Electric Wire & Cable Co Ltd | Pavement cutter for manhole cover |
| JPH11241360A (en) * | 1998-02-20 | 1999-09-07 | Haneda Hume Pipe Co Ltd | Underground buried structure removing method, and cutting blade |
| KR20140049156A (en) * | 2012-10-16 | 2014-04-25 | 박경희 | Manhole height adjustment implement and manhole construction method thereby |
| CN104562906A (en) * | 2014-12-30 | 2015-04-29 | 浙江联运环境工程有限公司 | Device and method for repairing manhole cover |
| CN105421204A (en) * | 2015-12-10 | 2016-03-23 | 山东济宁金易德机械有限公司 | Road well lid repairing machine |
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| CN109881570A (en) | 2019-06-14 |
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