CN211420812U - Novel side cut is used in road surface construction device - Google Patents
Novel side cut is used in road surface construction device Download PDFInfo
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- CN211420812U CN211420812U CN201922197724.0U CN201922197724U CN211420812U CN 211420812 U CN211420812 U CN 211420812U CN 201922197724 U CN201922197724 U CN 201922197724U CN 211420812 U CN211420812 U CN 211420812U
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Abstract
The utility model discloses a novel road surface construction is with side cut device relates to road construction technical field, and it includes the bottom plate, the bottom plate upper surface is close to left fixedly connected with water tank, the inside of water tank is provided with the water pump. This novel side cut device is used in road surface construction, it rotates to drive the carousel through two motors, make pivoted carousel pass through the connecting rod and drive connecting plate one and remove, remove the back at connecting plate one, the inside of piston shell can produce the negative pressure, thereby make two connecting plate drive the concrete deckle edge that the cutting knife will downcut smash, then promote through two electric putter and connect the shell, the scraper bowl that makes to connect the shell bottom to set up gathers the concrete of smashing, then drive pivot and helical blade wheel through three motors and rotate, make helical blade wheel can advance the inside that connects the workbin with the concrete transportation of smashing, make the staff need not collect with the help of the deckle edge that the instrument will cut, thereby staff's intensity of labour and work burden have been reduced.
Description
Technical Field
The utility model relates to a road construction technical field specifically is a novel side cut is used in road surface construction device.
Background
The pavement engineering comprises a pavement base layer (subbase) construction technology, an asphalt pavement construction technology, a cement concrete pavement construction technology, a pavement water prevention and drainage construction technology, a special asphalt concrete pavement construction technology, a pavement test detection technology and the like.
The road is being laid the back, needs the staff to repair the deckle edge of the both sides of road with the help of the instrument, and traditional road surface side cut device when the deckle edge cutting to the road both sides, needs the staff manual work to smash the concrete that downcuts with the help of the instrument and then collect, and this intensity of labour and the work burden that has increased the staff.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a novel side cut for road surface construction device has solved the road and has laid the back, needs the staff to maintain the deckle edge of the both sides of road with the help of the instrument, and traditional road surface side cut device when the deckle edge cutting to the road both sides, needs the artifical concrete that will downcut of staff to smash with the help of the instrument and then collect again, this has increased staff's intensity of labour and the problem of work burden.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the technical proposal that: a novel edge cutting device for pavement construction comprises a base plate, wherein a water tank is fixedly connected to the upper surface of the base plate close to the left side, a water pump is arranged inside the water tank and fixedly connected with one end of a pipeline, the other end of the pipeline penetrates through the water tank and the base plate and is arranged on the lower surface of the base plate, a nozzle is fixedly connected to the other end of the pipeline through a connector, the connector is fixedly connected to the lower surface of the base plate, an L-shaped supporting plate is fixedly connected to the upper surface of the base plate close to the middle position, a first electric push rod is fixedly connected to the lower surface of the horizontal end of the L-shaped supporting plate, the moving end of the first electric push rod is fixedly connected to the upper surface of the first supporting plate, four corners of the lower surface of the supporting plate are fixedly connected with a second supporting plate through fixing rods, a, the driving wheel is in transmission connection with the driven wheel through a belt, the driven wheel is sleeved with the first rotating shaft, the front end and the rear end of the outer surface of the first rotating shaft are movably connected to the second fixing plates, the two second fixing plates are fixedly connected with the lower surfaces of the second supporting plates, a cutting disc is arranged between the two second supporting plates and sleeved on the outer surface of the first rotating shaft, a cutting opening is formed in the position, corresponding to the cutting disc, on the upper surface of the bottom plate, a second motor is arranged in the middle position above the bottom plate, a rotating disc is sleeved on an output shaft of the second motor and hinged with one end of a connecting rod through a first pin shaft, the other end of the connecting rod penetrates through a through hole formed in the upper surface of the piston shell and is hinged with a third fixing plate through another first pin shaft, the third fixing plate is fixedly, the position close to the bottom surface inside the piston shell is movably connected with a second connecting plate, the second connecting plate is fixedly connected with one end of a cutting knife, the other end of the cutting knife penetrates through a through hole formed in the bottom surface of the piston shell and extends out of the piston shell, a material receiving box is arranged at the position close to the right side of the upper surface of the bottom plate, a third supporting plate is arranged in front of the left side of the material receiving box and is fixedly connected with the upper surface of the bottom plate, the left side surface of the third supporting plate is fixedly connected with a second electric push rod, the other end of the second electric push rod is hinged with a fourth fixing plate through a third pin shaft, the fourth fixing plate is fixedly connected with the outer surface of the connecting shell, a bearing is clamped at the top end inside the connecting shell and is sleeved at the position close to the top end, the motor III is fixedly connected with the top surface of the connecting shell, a spiral impeller is arranged on the outer surface of the rotating shaft II, the bottom end of the connecting shell penetrates through a long through hole formed in the upper surface of the base plate and is fixedly connected with the bucket, a pin shaft II is fixedly connected inside the long through hole and is hinged with a fixing plate I, and the fixing plate I is fixedly connected with the outer surface of the connecting shell.
Preferably, the four corners of the lower surface of the bottom plate are fixedly connected with universal wheels.
Preferably, a water injection pipe is fixedly connected to the position, close to the left side, of the upper surface of the water tank.
Preferably, the first motor and the second motor are respectively and fixedly connected to the upper surface of the second support plate and the upper surface of the bottom plate through fixing blocks.
Preferably, a discharge port is formed in the position, close to the top end, of the right side face of the connecting shell, a guide plate is fixedly connected to the lower portion of the discharge port, and the other end of the guide plate extends to the position above the material receiving box.
Preferably, the left side face of the bottom plate is fixedly connected with a push plate, the upper portion of the push plate is fixedly connected with a control box, and the control box is electrically connected with the first motor, the second motor, the third motor, the first electric push rod, the second electric push rod and the water pump through wires.
(III) advantageous effects
The beneficial effects of the utility model reside in that:
1. this novel side cut device is used in road surface construction, it rotates to drive the carousel through two motors, make pivoted carousel pass through the connecting rod and drive connecting plate one and remove, remove the back at connecting plate one, the inside of piston shell can produce the negative pressure, thereby make two connecting plate drive the concrete deckle edge that the cutting knife will downcut smash, then promote through two electric putter and connect the shell, the scraper bowl that makes to connect the shell bottom to set up gathers the concrete of smashing, then drive pivot and helical blade wheel through three motors and rotate, make helical blade wheel can advance the inside that connects the workbin with the concrete transportation of smashing, make the staff need not collect with the help of the deckle edge that the instrument will cut, thereby staff's intensity of labour and work burden have been reduced.
2. This novel side cut device is used in road surface construction, through the cooperation between water pump, pipeline, connector and the shower nozzle, when the cutting disc cuts the deckle edge of road both sides, the water pump can be taken out the water in the water tank, then spouts to the cutting disc through pipeline and shower nozzle, makes the cutting disc can not lead to the cutting disc to receive the damage because of overheated at the during operation, the dust that produces when can restraining the cutting simultaneously makes the dust can not cause the injury to staff's health.
Drawings
Fig. 1 is a schematic structural view of a front view section of the present invention;
fig. 2 is a front view of the present invention.
In the figure: the device comprises a base plate 1, a water tank 2, a water pump 3, a pipeline 4, a connector 5, a cutting opening 6, a 7L-shaped supporting plate, a first electric push rod 8, a first supporting plate 9, a fixing rod 10, a second supporting plate 11, a first motor 12, a driving wheel 13, a belt 14, a driven wheel 15, a first rotating shaft 16, a cutting disc 17, a second motor 18, a rotating disc 19, a first pin shaft 20, a first connecting rod 21, a piston shell 22, a first connecting plate 23, a second connecting plate 24, a cutting knife 25, a connecting shell 26, a second pin shaft 27, a first fixing plate 28, a third motor 29, a second rotating shaft 30, a spiral impeller 31, a material guide plate 32, a third supporting plate 33, a second electric push rod 34, a material receiving box 35, a push plate 36, a universal wheel 37, a control box 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model provides a technical solution: a novel edge cutting device for pavement construction comprises a base plate 1, wherein a push plate 36 is fixedly connected to the left side surface of the base plate 1, a control box 38 is fixedly connected to the upper portion of the push plate 36, the control box 38 is electrically connected with a first motor 12, a second motor 18, a third motor 29, a first electric push rod 8, a second electric push rod 34 and a water pump 3 through wires, universal wheels 37 are fixedly connected to the four corners of the lower surface of the base plate 1, a water tank 2 is fixedly connected to the position, close to the left side, of the upper surface of the base plate 1, and a water injection pipe is fixedly connected to the position, close to the left side; when the water inside the water tank 2 is consumed, a worker can inject water into the water tank 2 through the water injection pipe, the water pump 3 is arranged inside the water tank 2, the water pump 3 is fixedly connected with one end of the pipeline 4, the other end of the pipeline 4 penetrates through the water tank 2 and the bottom plate 1 and is arranged on the lower surface of the bottom plate 1, the other end of the pipeline 4 is fixedly connected with the spray head through the connector 5, through the arrangement of the water pump 3, the pipeline 4, the connector 5 and the spray head, when the water pump 3 works, the water inside the water tank 2 can be pumped out, and then the water is sprayed to the cutting disc 17 through the pipeline 4, the connector 5 and the spray head, when burrs on two sides of a road are cut by the cutting disc 17, the water sprayed by the spray head can cool the cutting disc 17, the cutting disc 17 is prevented from being damaged due to overheating, meanwhile, the sprayed water can prevent dust generated during cutting from splashing everywhere, and accordingly, the harm, the connector 5 is fixedly connected to the lower surface of the bottom plate 1, an L-shaped supporting plate 7 is fixedly connected to the position, close to the middle, of the upper surface of the bottom plate 1, an electric push rod I8 is fixedly connected to the lower surface of the horizontal end of the L-shaped supporting plate 7, through the arrangement of the electric push rod I8, a worker can control the cutting depth of the cutting disc 17 through the electric push rod I8, the moving end of the electric push rod I8 is fixedly connected to the upper surface of a supporting plate I9, four corners of the lower surface of the supporting plate I9 are fixedly connected with a supporting plate II 11 through fixing rods 10, a motor I12 is arranged above the supporting plate II 11, an output shaft of the motor I12 is sleeved with a driving wheel 13, and the driving wheel 13; can transmit the power that motor one 12 produced to pivot one 15, make pivot one 15 can drive cutting disc 17 and cut the deckle edge of road both sides, from the driving wheel 15 cup joint with pivot one 16, both ends swing joint is on fixed plate two 39 around the pivot one 16 surface, and two fixed plate two 39 are connected with the lower fixed surface of backup pad two 11, be provided with cutting disc 17 between two backup pad two 11, cutting disc 17 cup joints the surface at pivot one 16, cutting opening 6 has been seted up to the position that bottom plate 1 upper surface corresponds with cutting disc 17, through setting up cutting opening 6, it promotes cutting disc 17 to move down to cut the deckle edge of road to make electric putter one 8 push cutting disc 17 stop, make the bottom plate can block the piece that splashes when cutting, avoided the piece that splashes everywhere to cause the injury to staff's health, the intermediate position above bottom plate 1 is provided with motor two 18, the first motor 12 and the second motor 18 are respectively and fixedly connected to the upper surface of the second support plate 11 and the upper surface of the bottom plate 1 through fixing blocks, and an output shaft of the second motor 18 is sleeved with a rotating disc 19; the second motor 18 can drive the turntable 19 to rotate, so that the turntable 19 can drive the first connecting plate 23 to rotate through the connecting rod 21, so that the air pressure in the piston shell 22 is reduced, the second connecting plate 24 and the cutting knife 25 can be driven to break the cut burrs, the cut burrs are convenient to collect, the turntable 19 is hinged with one end of the connecting rod 21 through the first pin shaft 20, the other end of the connecting rod 21 penetrates through a through hole formed in the upper surface of the piston shell 22 and is hinged with the third fixing plate 40 through the other pin shaft 20, the third fixing plate 40 is fixedly connected with the first connecting plate 23, the first connecting plate 23 is movably connected with the inner wall of the piston shell 22, the position close to the bottom surface in the piston shell 22 is movably connected with the second connecting plate 24, the second connecting plate 24 is fixedly connected with one end of the cutting knife 25, the other end of the cutting knife, the function of the utility model is that; after the cutting disc 17 cuts off the rough selvedge on both sides of the road, the cutting knife 25 can smash the cut rough selvedge, thereby facilitating the collection of the smashed concrete by the helical impeller 31, then the smashed concrete is sent into the inside of the material receiving box 35 through the discharge hole and the material guide plate 32 for collection, the position on the upper surface of the bottom plate 1 close to the right side is provided with the material receiving box 35, the function is that after the transported concrete is filled in the material receiving box 35 by the helical impeller 31, the worker can lift the material receiving box 35 to replace the material receiving box 35, thereby facilitating the centralized processing of the collected concrete by the worker, the left front side of the material receiving box 35 is provided with a third support plate 33, the third support plate 33 is fixedly connected on the upper surface of the bottom plate 1, the left side surface of the third support plate 33 is fixedly connected with a second electric push rod 34, through the arrangement of the second electric push rod 34, the connecting shell 26 rotates in a small range by taking the second pin shaft 27 as a circle center, so that the bucket can collect crushed concrete, the other end of the electric push rod II 34 is hinged with the fixed plate IV 42 through the third pin shaft 41, the fixed plate IV 42 is fixedly connected to the outer surface of the connecting shell 26, a discharge hole is formed in the position, close to the top end, of the right side of the connecting shell 26, a material guide plate 32 is fixedly connected below the discharge hole, and the other end of the material guide plate 32 extends to the upper side of the material receiving box 35; after the screw impeller 31 conveys the smashed concrete to the upper part, the smashed concrete can be sent out from the discharge hole, and then accurately falls into the material receiving box 35 through the guiding of the material guide plate 32, so that the worker does not need to manually clean the rough edges of the cut concrete by means of tools, thereby reducing the labor intensity of the worker, the top end inside the connecting shell 26 is clamped with a bearing, the bearing is sleeved at the position of the outer surface of the second rotating shaft 30 close to the top end, the top end of the second rotating shaft 30 penetrates through the top surface of the connecting shell 22 and is fixedly connected with the output shaft of the third motor 29, the third motor 29 is fixedly connected with the top surface of the connecting shell 26, the screw impeller 31 is arranged on the outer surface of the second rotating shaft 30, the bottom end of the connecting shell 26 penetrates through a long through hole formed in the upper surface of the bottom plate 1 and is fixedly connected with the bucket, by arranging the bucket, the bucket can gather the smashed concrete, thereby facilitating, and the inside of the long through hole is fixedly connected with a second pin shaft 27, the second pin shaft 27 is hinged with a first fixing plate 28, and through the arrangement of the second pin shaft 27 and the first fixing plate 28, when the electric push rod 34 pushes the connecting shell 26, a bucket arranged at the bottom of the connecting shell 26 can scoop up crushed concrete, so that the spiral impeller 31 can transport the crushed concrete conveniently, the labor burden of workers is reduced, and the first fixing plate 28 is fixedly connected with the outer surface of the connecting shell 26.
The utility model discloses an operating procedure does:
when the water tank device is used, water is added into the water tank 2 through the water injection pipe, the device is pushed to a specified position through the push plate 36, the control box 38 controls the motor I12 and the water pump 3 to start working at first, the electric push rod I7 is controlled to push the cutting disc 17 to move downwards, the cutting disc 17 is enabled to cut rough edges on two sides of a road, the water pump 3 can pump out water in the water tank 2, then the water is sprayed to the cutting disc 17 through the pipeline 4, the connector 5 and the spray head, the cutting disc 17 cannot be damaged due to overheating during working, meanwhile, the sprayed water can inhibit dust generated during cutting, the phenomenon that workers suck dust into the lung to damage the bodies of the workers is avoided, the control box 38 controls the motor II 18 to work, the rotary disc 19 driven by the motor II 18 pulls the connecting plate I23 through the connecting rod 21 to move is avoided, make the inside production negative pressure of piston housing 22, make two 24 drive cutting knife 25 of connecting plate smash the concrete deckle edge that cuts, then control electric putter 34 promotes and connects shell 26, make and connect shell 26 and use round pin axle two 27 to carry out the rotation of small amplitude as the centre of a circle, make the scraper bowl can gather the concrete of smashing, then control motor three 29 drives two 30 of pivot and helical blade wheel 31 and begins work, make helical blade wheel 31 upwards transport the concrete of smashing, then transport through the discharge gate, then transport the inside of connecing workbin 35 through the stock guide 32 that sets up, make the staff need not collect the concrete deckle edge of cutting down with the help of the instrument, thereby staff's intensity of labour and work burden have been reduced.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a novel road surface construction is with side cut device, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is close to the left position fixedly connected with water tank (2), the water pump (3) is arranged inside the water tank (2), the water pump (3) is fixedly connected with one end of a pipeline (4), the other end of the pipeline (4) penetrates through the water tank (2) and the bottom plate (1) and is arranged on the lower surface of the bottom plate (1), the other end of the pipeline (4) is fixedly connected with a spray head through a connector (5), the connector (5) is fixedly connected with the lower surface of the bottom plate (1), the upper surface of the bottom plate (1) is close to the middle position fixedly connected with an L-shaped supporting plate (7), the lower surface of the horizontal end of the L-shaped supporting plate (7) is fixedly connected with a first electric push rod (8), the moving end of the first electric push rod (8) is fixedly connected with the upper surface of a first supporting plate (9), and four corners of the lower surface of the first supporting plate (9) are, a first motor (12) is arranged above the second support plate (11), an output shaft of the first motor (12) is sleeved with a driving wheel (13), the driving wheel (13) is in transmission connection with a driven wheel (15) through a belt (14), the driven wheel (15) is sleeved with a first rotating shaft (16), the front end and the rear end of the outer surface of the first rotating shaft (16) are movably connected onto a second fixing plate (39), the two second fixing plates (39) are fixedly connected with the lower surface of the second support plate (11), a cutting disc (17) is arranged between the two second support plates (11), the cutting disc (17) is sleeved on the outer surface of the first rotating shaft (16), a cutting opening (6) is formed in the position, corresponding to the cutting disc (17), of the upper surface of the bottom plate (1), a second motor (18) is arranged in the middle position above the bottom plate (1), and a rotating disc (19) is sleeved on the output shaft of the second motor, the rotary table (19) is hinged with one end of a connecting rod (21) through a first pin shaft (20), the other end of the connecting rod (21) penetrates through a through hole formed in the upper surface of a piston shell (22) and is hinged with a third fixing plate (40) through another first pin shaft (20), the third fixing plate (40) is fixedly connected with a first connecting plate (23), the first connecting plate (23) is movably connected with the inner wall of the piston shell (22), a second connecting plate (24) is movably connected to the position, close to the bottom surface, inside the piston shell (22), the second connecting plate (24) is fixedly connected with one end of a cutting knife (25), the other end of the cutting knife (25) penetrates through the through hole formed in the bottom surface of the piston shell (22) and extends out of the piston shell (22), a material receiving box (35) is arranged on the position, close to the right side, of the upper surface of the base plate (1), the supporting plate III (33) is fixedly connected to the upper surface of the bottom plate (1), the left side surface of the supporting plate III (33) is fixedly connected with an electric push rod II (34), the other end of the electric push rod II (34) is hinged to a fixing plate IV (42) through a pin shaft III (41), the fixing plate IV (42) is fixedly connected to the outer surface of the connecting shell (26), a bearing is clamped at the top end inside the connecting shell (26) and is sleeved at a position, close to the top end, of the outer surface of the rotating shaft II (30), the top end of the rotating shaft II (30) penetrates through the top surface of the connecting shell (26) and is fixedly connected with an output shaft of the motor III (29), the motor III (29) is fixedly connected with the top surface of the connecting shell (26), a spiral impeller (31) is arranged on the outer surface of the rotating shaft II (30), and the bottom end of the connecting shell (26) penetrates through a long through hole formed in the upper, and the inside fixedly connected with round pin axle two (27) of slotted hole, round pin axle two (27) are articulated with fixed plate one (28), fixed plate one (28) and the surface fixed connection of connecting shell (26).
2. The novel edge cutting device for road surface construction according to claim 1, characterized in that: the four corners of the lower surface of the bottom plate (1) are fixedly connected with universal wheels (37).
3. The novel edge cutting device for road surface construction according to claim 1, characterized in that: and a water injection pipe is fixedly connected to the position, close to the left side, of the upper surface of the water tank (2).
4. The novel edge cutting device for road surface construction according to claim 1, characterized in that: and the first motor (12) and the second motor (18) are respectively and fixedly connected to the upper surface of the second support plate (11) and the upper surface of the bottom plate (1) through fixing blocks.
5. The novel edge cutting device for road surface construction according to claim 1, characterized in that: the material outlet is formed in the position, close to the top end, of the right side face of the connecting shell (26), a material guide plate (32) is fixedly connected to the lower portion of the material outlet, and the other end of the material guide plate (32) extends to the position above the material receiving box (35).
6. The novel edge cutting device for road surface construction according to claim 1, characterized in that: the left side face of the bottom plate (1) is fixedly connected with a push plate (36), the upper portion of the push plate (36) is fixedly connected with a control box (38), and the control box (38) is electrically connected with a motor I (12), a motor II (18), a motor III (29), an electric push rod I (8), an electric push rod II (34) and the water pump (3) through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922197724.0U CN211420812U (en) | 2019-12-10 | 2019-12-10 | Novel side cut is used in road surface construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922197724.0U CN211420812U (en) | 2019-12-10 | 2019-12-10 | Novel side cut is used in road surface construction device |
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| Publication Number | Publication Date |
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| CN211420812U true CN211420812U (en) | 2020-09-04 |
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| CN201922197724.0U Active CN211420812U (en) | 2019-12-10 | 2019-12-10 | Novel side cut is used in road surface construction device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112575661A (en) * | 2021-01-15 | 2021-03-30 | 深圳市秦善建材有限公司 | Cement floor fluting cleans shallow of polishing |
| CN112878158A (en) * | 2021-01-13 | 2021-06-01 | 马洲 | Road and bridge expansion joint repairing device |
| CN112900220A (en) * | 2021-02-26 | 2021-06-04 | 黑龙江省公路勘察设计院 | Road bridge construction is with ground joint-cutting device |
| CN112921762A (en) * | 2021-01-22 | 2021-06-08 | 江西湛蓝再生资源回收利用有限责任公司 | Capping flattening type asphalt laying auxiliary device |
| CN113373783A (en) * | 2021-08-12 | 2021-09-10 | 瑞德(新乡)路业有限公司 | Asphalt lifting device for crack sealing machine |
-
2019
- 2019-12-10 CN CN201922197724.0U patent/CN211420812U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878158A (en) * | 2021-01-13 | 2021-06-01 | 马洲 | Road and bridge expansion joint repairing device |
| CN112575661A (en) * | 2021-01-15 | 2021-03-30 | 深圳市秦善建材有限公司 | Cement floor fluting cleans shallow of polishing |
| CN112921762A (en) * | 2021-01-22 | 2021-06-08 | 江西湛蓝再生资源回收利用有限责任公司 | Capping flattening type asphalt laying auxiliary device |
| CN112900220A (en) * | 2021-02-26 | 2021-06-04 | 黑龙江省公路勘察设计院 | Road bridge construction is with ground joint-cutting device |
| CN113373783A (en) * | 2021-08-12 | 2021-09-10 | 瑞德(新乡)路业有限公司 | Asphalt lifting device for crack sealing machine |
| CN113373783B (en) * | 2021-08-12 | 2021-11-02 | 瑞德(新乡)路业有限公司 | Asphalt lifting device for crack sealing machine |
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