CN108547206B - Concrete joint cutter - Google Patents
Concrete joint cutter Download PDFInfo
- Publication number
- CN108547206B CN108547206B CN201810210536.4A CN201810210536A CN108547206B CN 108547206 B CN108547206 B CN 108547206B CN 201810210536 A CN201810210536 A CN 201810210536A CN 108547206 B CN108547206 B CN 108547206B
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- Prior art keywords
- cutting wheel
- water
- spray pipe
- pipe
- adjusting seat
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
- E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C2301/00—Machine characteristics, parts or accessories not otherwise provided for
- E01C2301/50—Methods or devices for preventing dust by spraying or sucking
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention provides a concrete joint cutter, in particular to the technical field of highway building construction equipment, which comprises a rack, wherein an adjusting seat is movably arranged on the rack, a motor is arranged at one end of the adjusting seat, a cutting wheel is arranged at the other end of the adjusting seat and is connected with an output shaft of the motor, an inserting block device is also movably arranged on the rack at the lower end of the adjusting seat and comprises a guide rail, an inserting block is movably arranged on the guide rail, an adjusting screw rod is also arranged on the right-angled edge of the inserting block, a fixed block is also fixedly arranged on the rack, a water tank is also arranged on the rack and is connected with a water spray pipe, a dust collector is also arranged at the bottom of the rack, a plurality of dust collection pipes are arranged on the dust collector, one end of each dust collection pipe is connected with the dust collector, the other end of each dust collection pipe is arranged on one side. The invention has the advantages of spraying water to the heat dissipation wheel for cooling, spraying water to the periphery of the cutting wheel, preventing larger dust generated during cutting, and the like.
Description
Technical Field
The invention relates to the technical field of highway building construction equipment, in particular to a concrete joint cutter.
Background
In the process of building and maintaining the concrete pavement, the pavement needs to be subjected to joint cutting and repairing operation, and a joint cutting machine is generally adopted to complete the local cutting of the pavement. The existing cutting machine mainly has the following defects: firstly, when the joint cutter works continuously, the diamond saw blade heats seriously, which affects the reliability, and meanwhile, the cutting pavement generates larger dust, which is not beneficial to the health of an operator; and secondly, the diamond saw blade is coated by the housing, so that an operator cannot see the position of the saw blade when operating the machine, the positioning of a cutting planning route is not facilitated, and the cutting deviation phenomenon is easy to occur.
Disclosure of Invention
The invention aims to provide a concrete joint cutter which can spray water to a heat dissipation wheel to cool and spray water to the periphery of a cutting wheel to prevent the generation of larger dust during joint cutting.
In order to solve the technical problems, the invention provides a concrete joint cutter, which comprises a frame, wherein an adjusting seat is movably arranged on the frame, one end of the adjusting seat is movably arranged on the frame through a rotating shaft, a motor is arranged at one end of the adjusting seat, a cutting wheel is arranged at the other end of the adjusting seat and is connected with an output shaft of the motor, an inserting block device is also movably arranged on the frame at the lower end of the adjusting seat and comprises a guide rail, an inserting block is movably arranged on the guide rail and is of a right-angled trapezoid-shaped structure, the bevel edge of the inserting block faces towards the adjusting seat, an adjusting screw rod is also arranged on the right-angled edge of the inserting block, a fixed block is also fixedly arranged on the frame, one end of the adjusting screw rod is movably connected with the inserting block, the other end of the adjusting screw rod penetrates through the fixed block, the other end of the adjusting screw rod is in threaded, the one end and the water tank of spray pipe are connected, and the other end setting of spray pipe is in one side of cutting wheel, and the bottom of frame still is provided with the dust catcher, is provided with a plurality of dust absorption pipes on the dust catcher, and the one end and the dust catcher of dust absorption pipe are connected, and the other end setting of dust absorption pipe is in one side of cutting wheel, still fixedly on the cutting wheel be provided with the heat dissipation wheel, the same axial lead of heat dissipation wheel and cutting wheel, and the diameter of heat dissipation wheel is less than the diameter of cutting wheel.
Preferably, the guide rail is composed of two rails which are parallel to each other, so that the sliding of the insert block on the guide rail is facilitated.
Preferably, the water spraying pipe and the dust suction pipe are arranged on the same side of the cutting wheel, so that water spraying, temperature reduction and dust removal are facilitated during cutting.
Preferably, the water spraying pipe is a corrugated steel pipe, so that the water spraying and cooling of the heat dissipation wheel are facilitated; the water spray pipe can be arranged in the groove, so that water can be sprayed around the cutting wheel conveniently, and the situation that dust generated during cutting is large can be prevented.
Preferably, the cutting wheel is further provided with a cutting wheel cover outside to protect the cutting wheel, prevent particles generated during cutting from damaging human bodies, and prevent dust from flying.
Preferably, the cutting wheel cover is of a hollow triangular structure, and the cutting wheel is arranged in the cutting wheel cover and used for protecting the cutting wheel, preventing particles generated during cutting from damaging human bodies and preventing dust from flying.
Preferably, the cutting wheel covers still the fixed water spray pipe seat that is provided with, the activity is provided with spray pipe card post on the spray pipe seat, and spray pipe card post is hollow cylinder form structure, and the one end activity of spray pipe card post sets up on the spray pipe seat, and the other end of spray pipe card post is provided with a plurality of recesses, is convenient for install the spray pipe in the recess, is convenient for spray water around the cutting wheel, and the dust that can prevent to produce during the lancing is great.
Preferably, the width of the groove is smaller than the diameter of the water spray pipe, so that the water spray pipe is convenient to install in the groove, water is convenient to spray around the cutting wheel, and dust generated in the process of cutting can be prevented from being large.
Preferably, the other end of the water spraying pipe is movably arranged on the cutting wheel cover, so that the water spraying and cooling of the heat dissipation wheel are facilitated; the water spray pipe can be arranged in the groove, so that water can be sprayed around the cutting wheel conveniently, and the situation that dust generated during cutting is large can be prevented.
The invention has the advantages that:
(1) rotating the adjusting screw rod to enable the insert block to move towards the lower end of the adjusting seat, and jacking the adjusting seat to enable the cutting depth of the cutting wheel to be changed;
(2) the water spray pipe can spray water to the heat dissipation wheel for cooling; and the cutting wheel can be arranged in the groove, so that water can be sprayed around the cutting wheel conveniently, and the phenomenon that dust generated during cutting is large can be prevented.
Drawings
FIG. 1 is a schematic structural view of a concrete joint cutter of the present invention;
FIG. 2 is a schematic position diagram of a dust collector and a dust collection pipe of the concrete joint cutter;
FIG. 3 is a schematic diagram showing the positions of a spray pipe seat, a spray pipe clamping column and a groove of the concrete joint cutter;
labeled as: 1. a frame; 2. an adjusting seat; 21. a rotating shaft; 3. a motor; 4. a cutting wheel; 5. a block inserting device; 51. a guide rail; 511. a track; 52. inserting a block; 53. adjusting the screw rod; 54. a fixed block; 6. a water tank; 61. a water spray pipe; 7. a dust collector; 71. a dust collection pipe; 8. a heat dissipation wheel; 9. cutting the wheel cover; 10. a water spray pipe seat; 101. the spray pipe is clamped; 102. and (4) a groove.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
Example one
As shown in fig. 1-3, the concrete joint cutter of the present invention comprises a frame 1, an adjusting seat 2 is movably disposed on the frame 1, one end of the adjusting seat 2 is movably disposed on the frame 1 through a rotating shaft 21, one end of the adjusting seat 2 is provided with a motor 3, the other end of the adjusting seat 2 is provided with a cutting wheel 4, the cutting wheel 4 is connected with an output shaft of the motor 3, an inserting block device 5 is also movably disposed on the frame 1 at the lower end of the adjusting seat 2, the inserting block device 5 comprises a guide rail 51, an inserting block 52 is movably disposed on the guide rail 51, the inserting block 52 is a right trapezoid structure, the inclined edge of the inserting block 52 faces the adjusting seat 2, an adjusting screw 53 is further disposed on the right-angle edge of the inserting block 52, a fixed block 54 is further fixedly disposed on the frame 1, one end of the adjusting screw 53 is movably connected with the inserting block 52, the other end of the adjusting screw 53 passes through the fixed block 54, and the, the frame 1 is also provided with a water tank 6, the water tank 6 is connected with a water spray pipe 61, one end of the water spray pipe 61 is connected with the water tank 6, the other end of the water spray pipe 61 is arranged at one side of the cutting wheel 4, the bottom of the frame 1 is also provided with a dust collector 7, the dust collector 7 is provided with a plurality of dust collection pipes 71, one end of the dust suction pipe 71 is connected with the dust suction machine 7, the other end of the dust suction pipe 71 is arranged at one side of the cutting wheel 4, the cutting wheel 4 is also fixedly provided with a heat dissipation wheel 8, the heat dissipation wheel 8 and the cutting wheel 4 have the same axial lead, the diameter of the heat dissipation wheel 8 is smaller than that of the cutting wheel 4, the guide rail 51 is composed of two rails 511 which are parallel to each other, so that the insertion block 52 can slide on the guide rail 51 stably, the water spray pipe 61 and the dust suction pipe 71 are arranged on the same side of the cutting wheel 4, water spray cooling and dust removal during cutting can be facilitated, and the water spray pipe 61 is a corrugated steel pipe, so that water spray cooling can be facilitated for the heat dissipation wheel 8; the water spray pipe 61 may be installed in the groove 102 to spray water around the cutting wheel 4, thereby preventing the generation of dust during cutting.
Example two
An adjusting seat 2 is movably arranged on a frame 1, one end of the adjusting seat 2 is movably arranged on the frame 1 through a rotating shaft 21, one end of the adjusting seat 2 is provided with a motor 3, the other end of the adjusting seat 2 is provided with a cutting wheel 4, the cutting wheel 4 is connected with an output shaft of the motor 3, an inserting block device 5 is also movably arranged on the frame 1 at the lower end of the adjusting seat 2, the inserting block device 5 comprises a guide rail 51, an inserting block 52 is movably arranged on the guide rail 51, the inserting block 52 is in a right-angled ladder-shaped structure, the oblique edge of the inserting block 52 faces the adjusting seat 2, an adjusting screw 53 is also arranged on the right-angled edge of the inserting block 52, a fixed block 54 is also fixedly arranged on the frame 1, one end of the adjusting screw 53 is movably connected with the inserting block 52, the other end of the adjusting screw 53 penetrates through the fixed block 54, the other end of the adjusting, the water tank 6 is connected with a water spray pipe 61, one end of the water spray pipe 61 is connected with the water tank 6, the other end of the water spray pipe 61 is arranged at one side of the cutting wheel 4, the bottom of the frame 1 is also provided with a dust collector 7, the dust collector 7 is provided with a plurality of dust collection pipes 71, one end of each dust collection pipe 71 is connected with the dust collector 7, the other end of each dust collection pipe 71 is arranged at one side of the cutting wheel 4, the cutting wheel 4 is also fixedly provided with a heat dissipation wheel 8, the heat dissipation wheel 8 and the cutting wheel 4 share the same axial line, the diameter of the heat dissipation wheel 8 is smaller than that of the cutting wheel 4, the cutting wheel 4 is also provided with a cutting wheel cover 9 outside to protect the cutting wheel 4 and prevent particles generated during cutting from damaging human bodies and also prevent dust from flying, the cutting wheel cover 9 is of a hollow triangular structure, the cutting wheel 4 is arranged in the cutting wheel cover 9 to protect the cutting wheel 4 and prevent the particles generated during cutting from damaging human, the dust can be prevented from flying upward, a water spray pipe seat 10 is fixedly arranged on the cutting wheel cover 9, a water spray pipe clamping column 101 is movably arranged on the water spray pipe seat 10, the water spray pipe clamping column 101 is of a hollow cylindrical structure, one end of the water spray pipe clamping column 101 is movably arranged on the water spray pipe seat 10, a plurality of grooves 102 are formed in the other end of the water spray pipe clamping column 101, the water spray pipe 61 can be conveniently arranged in the grooves 102, water can be conveniently sprayed around the cutting wheel 4, the dust generated in the cutting process can be prevented from being large, the width of each groove 102 is smaller than the diameter of the water spray pipe 61, the water spray pipe 61 can be conveniently arranged in the grooves 102, the water can be conveniently sprayed around the cutting wheel 4, the dust generated in the cutting process can be prevented from being large, and the other end of the water spray pipe 61 is movably arranged on the cutting wheel cover 9; the water spray pipe 61 may be installed in the groove 102 to spray water around the cutting wheel 4, thereby preventing the generation of dust during cutting.
The working principle of the invention is as follows: according to the required cutting depth, the inserting block 52 can move towards the direction of the adjusting seat 2 along the guide rail 51 by rotating the adjusting screw 53, and as the inserting block 52 is in a right-angle trapezoidal structure and the bevel edge of the inserting block 52 faces the adjusting seat 2, the inserting block 52 can jack up the adjusting seat 2 and then rotate by taking the rotating shaft 21 as the axis line to drive the cutting wheel 4 to move downwards, so that the cutting depth of the cutting wheel 4 is changed, and the water spray pipe 61 can spray water to cool the heat dissipation wheel 8; the water spray pipe 61 can be installed in the groove 102 to spray water around the cutting wheel 4, thereby preventing the generation of dust during cutting.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A concrete joint cutter which is characterized in that: comprises a frame (1), an adjusting seat (2) is movably arranged on the frame (1), one end of the adjusting seat (2) is movably arranged on the frame (1) through a rotating shaft (21), a motor (3) is arranged at one end of the adjusting seat (2), a cutting wheel (4) is arranged at the other end of the adjusting seat (2), the cutting wheel (4) is connected with an output shaft of the motor (3), an inserting block device (5) is also movably arranged on the frame (1) at the lower end of the adjusting seat (2), the inserting block device (5) comprises a guide rail (51), an inserting block (52) is movably arranged on the guide rail (51), the inserting block (52) is of a right-angle ladder-shaped structure, the bevel edge of the inserting block (52) faces the adjusting seat (2), an adjusting screw rod (53) is also arranged on the right-angle edge of the inserting block (52), a fixing block (54) is also fixedly arranged on the frame (1), one end of the adjusting screw rod (53) is, the other end of the adjusting screw rod (53) penetrates through the fixing block (54), the other end of the adjusting screw rod (53) is in threaded connection with the fixing block (54), a water tank (6) is further arranged on the rack (1), a water spray pipe (61) is connected onto the water tank (6), one end of the water spray pipe (61) is connected with the water tank (6), the other end of the water spray pipe (61) is arranged on one side of the cutting wheel (4), a dust collector (7) is further arranged at the bottom of the rack (1), and a plurality of dust collection pipes (71) are arranged on the dust collector (7), one end of the dust suction pipe (71) is connected with the dust collector (7), the other end of the dust suction pipe (71) is arranged on one side of the cutting wheel (4), the cutting wheel (4) is further fixedly provided with a heat dissipation wheel (8), the heat dissipation wheel (8) and the cutting wheel (4) share the same axial lead, and the diameter of the heat dissipation wheel (8) is smaller than that of the cutting wheel (4).
2. The concrete slitting machine according to claim 1, wherein: the guide rail (51) is composed of two rails (511) which are parallel to each other.
3. The concrete slitting machine according to claim 1, wherein: the water spray pipe (61) and the dust suction pipe (71) are arranged on the same side of the cutting wheel (4).
4. The concrete slitting machine according to claim 1, wherein: the water spray pipe (61) is a corrugated steel pipe.
5. The concrete slitting machine according to claim 1, wherein: the cutting wheel (4) is also provided with a cutting wheel cover (9) outside.
6. The concrete slitting machine according to claim 1, wherein: the cutting wheel cover (9) is of a hollow triangular structure, and the cutting wheel (4) is arranged in the cutting wheel cover (9).
7. The concrete slitting machine according to claim 5, wherein: the cutting wheel cover (9) is further fixedly provided with a water spraying pipe seat (10), a water spraying pipe clamping column (101) is movably arranged on the water spraying pipe seat (10), the water spraying pipe clamping column (101) is of a hollow cylindrical structure, one end of the water spraying pipe clamping column (101) is movably arranged on the water spraying pipe seat (10), and the other end of the water spraying pipe clamping column (101) is provided with a plurality of grooves (102).
8. The concrete slitting machine according to claim 7, wherein: the width of the groove (102) is smaller than the diameter of the spray pipe (61).
9. The concrete slitting machine according to claim 1, wherein: the other end of the water spray pipe (61) is movably arranged on the cutting wheel cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810210536.4A CN108547206B (en) | 2018-03-14 | 2018-03-14 | Concrete joint cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810210536.4A CN108547206B (en) | 2018-03-14 | 2018-03-14 | Concrete joint cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108547206A CN108547206A (en) | 2018-09-18 |
| CN108547206B true CN108547206B (en) | 2020-05-26 |
Family
ID=63516271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810210536.4A Active CN108547206B (en) | 2018-03-14 | 2018-03-14 | Concrete joint cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108547206B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287061A (en) * | 2020-02-16 | 2020-06-16 | 吴会灵 | Concrete pavement grooving device for highway engineering |
| CN112709116A (en) * | 2020-12-28 | 2021-04-27 | 中交二公局第一工程有限公司 | Dust fall formula concrete road surface joint-cutting device for road bridge construction |
| CN112878157A (en) * | 2021-01-12 | 2021-06-01 | 王昱 | Joint cutter for pavement construction |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840431A (en) * | 1988-07-26 | 1989-06-20 | Diamond Products, Inc. | Portable rotary power saw |
| KR20060040419A (en) * | 2004-11-05 | 2006-05-10 | 주식회사 시그마하이텍 | Cutting machine for concrete-paved road |
| CN101962932A (en) * | 2010-10-18 | 2011-02-02 | 安徽三井工程机械有限公司 | Road surface cutting machine capable of conveniently regulating cutting depth |
| CN202969228U (en) * | 2012-10-31 | 2013-06-05 | 铜陵隆顺环保设备有限公司 | Cutting depth adjusting mechanism of road joint cleaning machine |
| CN204059169U (en) * | 2014-09-24 | 2014-12-31 | 宜昌特兰克斯机电设备有限公司 | Milling machine |
| CN204136088U (en) * | 2014-09-17 | 2015-02-04 | 重庆海电风能集团有限公司 | Dust protected cutting machine |
| CN204589777U (en) * | 2015-04-14 | 2015-08-26 | 陈斌 | A kind of highway cooling, dust preventing groover |
| CN106087687A (en) * | 2016-07-07 | 2016-11-09 | 广州市八匹马交通设施有限公司 | A kind of road cutting machine |
| CN205975329U (en) * | 2016-08-27 | 2017-02-22 | 浙江日地建设有限公司 | Pavement cutting machine |
| CN206467546U (en) * | 2017-01-28 | 2017-09-05 | 云南建投第二水利水电建设有限公司 | A kind of road cutting machine |
| CN206752275U (en) * | 2017-03-17 | 2017-12-15 | 浙江协和建设有限公司 | Pavement cutting machine |
| CN206859027U (en) * | 2017-04-11 | 2018-01-09 | 嘉兴市汇丰园林绿化工程有限公司 | A kind of concrete power saw |
-
2018
- 2018-03-14 CN CN201810210536.4A patent/CN108547206B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4840431A (en) * | 1988-07-26 | 1989-06-20 | Diamond Products, Inc. | Portable rotary power saw |
| KR20060040419A (en) * | 2004-11-05 | 2006-05-10 | 주식회사 시그마하이텍 | Cutting machine for concrete-paved road |
| CN101962932A (en) * | 2010-10-18 | 2011-02-02 | 安徽三井工程机械有限公司 | Road surface cutting machine capable of conveniently regulating cutting depth |
| CN202969228U (en) * | 2012-10-31 | 2013-06-05 | 铜陵隆顺环保设备有限公司 | Cutting depth adjusting mechanism of road joint cleaning machine |
| CN204136088U (en) * | 2014-09-17 | 2015-02-04 | 重庆海电风能集团有限公司 | Dust protected cutting machine |
| CN204059169U (en) * | 2014-09-24 | 2014-12-31 | 宜昌特兰克斯机电设备有限公司 | Milling machine |
| CN204589777U (en) * | 2015-04-14 | 2015-08-26 | 陈斌 | A kind of highway cooling, dust preventing groover |
| CN106087687A (en) * | 2016-07-07 | 2016-11-09 | 广州市八匹马交通设施有限公司 | A kind of road cutting machine |
| CN205975329U (en) * | 2016-08-27 | 2017-02-22 | 浙江日地建设有限公司 | Pavement cutting machine |
| CN206467546U (en) * | 2017-01-28 | 2017-09-05 | 云南建投第二水利水电建设有限公司 | A kind of road cutting machine |
| CN206752275U (en) * | 2017-03-17 | 2017-12-15 | 浙江协和建设有限公司 | Pavement cutting machine |
| CN206859027U (en) * | 2017-04-11 | 2018-01-09 | 嘉兴市汇丰园林绿化工程有限公司 | A kind of concrete power saw |
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| CN108547206A (en) | 2018-09-18 |
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Effective date of registration: 20200416 Address after: 250000 East Wayugou Village, Shilihe Street Office, Shizhong District, Jinan City, Shandong Province Applicant after: JINAN FANGSHENG CONCRETE COMPONENT Co.,Ltd. Address before: 230000 room 3101, Heyuan 22, phase III, overseas Chinese town, Yuzhou, Jiaokou, Songlin road and Shushu Road, Taohua Town, Feixi County, Hefei City, Anhui Province Applicant before: HEFEI YINCHUANG HONGDA ROBOT Co.,Ltd. |
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