CN103669191B - A kind of slew gear of circumference cutter - Google Patents
A kind of slew gear of circumference cutter Download PDFInfo
- Publication number
- CN103669191B CN103669191B CN201310666592.6A CN201310666592A CN103669191B CN 103669191 B CN103669191 B CN 103669191B CN 201310666592 A CN201310666592 A CN 201310666592A CN 103669191 B CN103669191 B CN 103669191B
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- movable assembly
- top movable
- pivoting support
- fixation kit
- connecting rod
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Abstract
The present invention relates to a kind of slew gear of circumference cutter.This circumference cutter comprises a base, this base comprises top movable assembly and can be fixed on the bottom fixation kit on ground or well lid, pivoting support is provided with between top movable assembly and bottom fixation kit, the outer ring of pivoting support is fixedly connected with bottom fixation kit, the inner ring of pivoting support is fixedly connected with top movable assembly, the lateral wall of the outer ring of pivoting support has the tooth of circumference distribution, top movable assembly is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft, this output shaft be provided with one with the driving gear of the outer ring engaged transmission of pivoting support, rotary drive mechanism orders about driving gear and rotates to make top movable assembly opposing lower portions fixation kit rotate.Structure of the present invention is simple, and its mechanization degree is high, and without the need to manually promoting cutting machine circular motion, it controls accurately and operating efficiency is high, and slew gear and cutting machine adopt integrated design, and globality is strong.
Description
Technical field
The present invention relates to a kind of slew gear of circumference cutter.
Background technology
Asphalt roads is after using after a while, and damaging will appear in road surface successively, and when especially road being provided with many various types of well lids, around well lid, hole groove, be full of cracks, crack etc. appear in road surface, need to carry out partial repair to it.The method traditional to existing well lid reparation construction comprises cutting, excavation, recharges virgin material afterwards.And traditional cutting machine is first by behind rectilinear direction cutting road surface, the direction of adjustment cutting machine is roughly cut by quadrangle, cutting part is cut into quadrangle because of operating personnel by this method, circular inspection-pit and the shape of cutting part inharmonious, make troubles not only to the current of vehicle, in appearance also unsightly, and the area need filling virgin material is larger, need to consume a large amount of filling virgin materials, cost is high.
For traditional tetragonal cutting mode, prior art has occurred that conglobate cutting machine can be cut in the road surface of well lid outside by some, such as a kind of manhole circulation cutting machine disclosed in Chinese invention patent application Publication Specification CN200710163780.1, it comprises the center support unit being fixed on ground, top vertical direction has axis of rotation, the elongated hole of horizontal expansion is connected with the rotation axis horizontal of center support unit, centered by this axis of rotation, can around this center support finite element rotation and movable adjusting pole, the main frame being attached to this adjusting pole end is installed with this adjusting pole together around the cutting machine that the axis of rotation of this center support unit rotates as medium.The mechanism that this circular cutter realizes circular cutting movement is comparatively complicated, and lack mechanical self energyization control, be difficult to control and operating efficiency is lower.
Summary of the invention
The object of the present invention is to provide a kind of slew gear of circumference cutter, this slew gear structure is simple, and mechanization degree is high, and control is accurate and operating efficiency is high, and globality is strong.
Above-mentioned purpose is achieved by the following technical solution:
A kind of slew gear of circumference cutter, this circumference cutter comprises a base, it is characterized in that: this base comprises top movable assembly and can be fixed on the bottom fixation kit on ground or well lid, pivoting support is provided with between top movable assembly and bottom fixation kit, the outer ring of pivoting support is fixedly connected with bottom fixation kit, the inner ring of pivoting support is fixedly connected with top movable assembly, the lateral wall of the outer ring of pivoting support has the tooth of circumference distribution, top movable assembly is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft, this output shaft be provided with one with the driving gear of the outer ring engaged transmission of pivoting support, rotary drive mechanism orders about driving gear and rotates to make top movable assembly opposing lower portions fixation kit rotate.
Above technical scheme is further improved by following measures:
The taboo rotation mechanism selectively allowing or stop this top movable assembly opposing lower portions fixation kit to rotate is provided with between this top movable assembly and outer ring of pivoting support.
This circumference cutter also comprises one and is arranged on frame on top movable assembly; Prohibit rotation mechanism and comprise plug-type active grab, long connecting rod, pin and sleeve pipe; Plug-type active grab is arranged in frame; The upper end of long connecting rod connects with plug-type active grab and orders about long connecting rod by this plug-type active grab and moves up and down; Sleeve pipe is located on top movable assembly; The upper end of pin is connected with the lower end of long connecting rod by connector and follows long connecting rod and moves up and down, the lower end of pin is through sleeve pipe, to stop this top movable assembly opposing lower portions fixation kit to rotate in the teeth groove that when pin moves downward, the outer ring of pivoting support can be inserted in the lower end of pin, the teeth groove that when pin moves upward, the outer ring of pivoting support can be exited in the lower end of pin rotates to allow this top movable assembly opposing lower portions fixation kit.
This taboo rotation mechanism also comprises upper stop piece, lower stop piece and spring; Long connecting rod is vertically arranged; Lower stop piece is fixed on long connecting rod, upper stop piece to be fixed in frame and long connecting rod slippingly through upper stop piece, upper stop piece is positioned at the top of lower stop piece, and spring housing is located at outside long connecting rod, one end and the lower stop piece of spring offset, and the other end and the upper stop piece of spring offset.
This connector comprises meeting stile and suspension ring, suspension ring are inverted " U " shape, the opening part wearing that suspension ring are inserted in one end of meeting stile connects with bolt and nut, the other end of meeting stile is fixedly connected with the upper end of pin, the top of suspension ring is fixedly connected with the lower end of long connecting rod, and the length direction of meeting stile is perpendicular to the length direction of long connecting rod.
This rotary drive mechanism comprises drive motors and reducer, and this output shaft is the output shaft of reducer, and drive motors orders about output shaft rotation by reducer.
This rotary drive mechanism has 2 groups.
Be provided with one between this top movable assembly and bottom fixation kit and cover in protective cover outside pivoting support and driving gear.
This top movable assembly comprises a base plate, and rotary drive mechanism is arranged on base plate; This bottom fixation kit comprises disk and base plate, and base plate is fixed on the lower surface of disk, and the outer ring of pivoting support is fixed on the upper surface of disk, and the inner ring of pivoting support is fixed on the lower surface of base plate.
This circumference cutter also comprises cutting machine machine body, and this cutting machine body comprises cutting blade and drives the power set of this cutting blade rotary motion, and this cutting machine body is installed on top movable assembly and follows the rotation of top movable assembly.
Each technical measures can select a use above, also use capable of being combined, as long as do not form conflict each other.
The present invention compared with prior art tool has the following advantages:
(1) this circumference cutter comprises a base, this base comprises top movable assembly and can be fixed on the bottom fixation kit on ground or well lid, pivoting support is provided with between top movable assembly and bottom fixation kit, the lateral wall of the outer ring of pivoting support has the tooth of circumference distribution, top movable assembly is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft, this output shaft be provided with one with the driving gear of the outer ring engaged transmission of pivoting support, rotary drive mechanism orders about driving gear and rotates to make top movable assembly opposing lower portions fixation kit rotate, its structure is simple, adopt rotary drive mechanism, automatically circle when pivoting support is to realize the construction of this circumference cutter, its mechanization degree is high, without the need to manually promoting cutting machine circular motion, it controls accurately and operating efficiency is high, slew gear and cutting machine adopt integrated design, globality is strong,
(2) the taboo rotation mechanism selectively allowing or stop this top movable assembly opposing lower portions fixation kit to rotate is provided with between this top movable assembly and outer ring of pivoting support, utilize to prohibit when rotation mechanism realizes work and rotate, shut down or forbid in handling process rotating, easy to use;
(3) this circumference cutter also comprises one and is arranged on frame on top movable assembly; Prohibit rotation mechanism and comprise plug-type active grab, long connecting rod, pin and sleeve pipe; Plug-type active grab is arranged in frame; The upper end of long connecting rod connects with plug-type active grab and orders about long connecting rod by this plug-type active grab and moves up and down; Sleeve pipe is located on top movable assembly; The upper end of pin is connected with the lower end of long connecting rod by connector and follows long connecting rod and moves up and down, the lower end of pin is through sleeve pipe, to stop this top movable assembly opposing lower portions fixation kit to rotate in the teeth groove that when pin moves downward, the outer ring of pivoting support can be inserted in the lower end of pin, the teeth groove that when pin moves upward, the outer ring of pivoting support can be exited in the lower end of pin rotates to allow this top movable assembly opposing lower portions fixation kit, this taboo rotation mechanism structure is simple, utilizes the more convenient operator of plug-type active grab to use;
(4) this taboo rotation mechanism also comprises upper stop piece, lower stop piece and spring; Long connecting rod is vertically arranged; Lower stop piece is fixed on long connecting rod, upper stop piece to be fixed in frame and long connecting rod slippingly through upper stop piece, upper stop piece is positioned at the top of lower stop piece, spring housing is located at outside long connecting rod, one end and the lower stop piece of spring offset, the other end and the upper stop piece of spring offset, and spring has reset function, are convenient to the action of plug-type active grab.
(5) this rotary drive mechanism comprises drive motors and reducer, and this output shaft is the output shaft of reducer, and drive motors orders about output shaft rotation by reducer, and this rotary drive mechanism structure is simple, controls convenient and swift;
(6) this circumference cutter also comprises cutting machine machine body, this cutting machine body comprises cutting blade and drives the power set of this cutting blade rotary motion, this cutting machine body is installed on top movable assembly and follows the rotation of top movable assembly, slew gear is utilized to drive cutting machine body synchronous axial system, realize circumference cutting movement, slew gear and cutting machine body adopt integrated design, and globality is strong.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the circumference cutter that the present invention applies;
Fig. 2 is the perspective exploded view of the circumference cutter that the present invention applies;
Fig. 3 is the front view of the circumference cutter that the present invention applies;
Fig. 4 and Fig. 5 is two different angles schematic perspective views after the circumference cutter hidden parts part applied of the present invention;
Fig. 6 is the schematic perspective view hide frame on the basis of Fig. 5 after;
Fig. 7 is the schematic perspective view of the plug-type active grab of the present invention;
Fig. 8 is the top view hide plug-type active grab on the basis of Fig. 6 after;
Fig. 9 is the A-A sectional view of Fig. 8;
Figure 10 is the B-B sectional view of Fig. 8;
Figure 11 is the C portion partial enlarged drawing of Fig. 9, and teeth groove is exited in the lower end of its central stop lever;
Figure 12 is the C portion partial enlarged drawing of Fig. 9, and the lower end of its central stop lever is inserted in teeth groove;
Figure 13 is the D portion partial enlarged drawing of Figure 10;
Figure 14 and Figure 15 is two different angles perspective exploded view of the present invention;
Figure 16 is the perspective exploded view of another pattern of the present invention.
Reference numeral: 1 base, 2 frames, 25 water tanks, 26 balance weight mechanisms, 3 vehicle frames, 4 cutting blades, 5, power set, 11 top movable assemblies, 111 base plates, 112 protective covers, 12 bottom fixation kits, 121 disks, 122 base plates, the outer ring of 131 pivoting supports, the inner ring of 132 pivoting supports, 133 teeth groove, 141 output shafts, 142 driving gears, 143 drive motors, 144 reducers, 15 plug-type active grabs, 151 quick clip clamp blocks, 152 quick handles, 153 quick-connect tabs, 154 quick sleeve pipes, 16 long connecting rods, 161 upper stop pieces, 162 lower stop pieces, 163 springs, 164 meeting stiles, 165 suspension ring, 17 pins, the upper end of 171 pins, the lower end of 172 pins, 18 sleeve pipes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
As shown in Fig. 1 to Figure 16, a kind of slew gear of circumference cutter, this circumference cutter comprises a base 1, the cutting machine body being arranged on the frame 2 on base 1 and being arranged on base 1, this cutting machine body comprises cutting blade 4 and drives the power set 5 of this cutting blade rotary motion, power set 5 can be motors, motor drives cutting blade 4 rotary motion by belt gear, and this cutting machine body is provided with radius governor motion and depth adjusting mechanism, by radius governor motion regulating circumferential cut radius, the degree of depth on cutting road surface is regulated by depth adjusting mechanism, frame 2 is provided with water tank 25 and balance weight mechanism 26, frame 2 is also provided with the vehicle frame 3 of a folding detachable, the carrying of circumference cutter is facilitated by vehicle frame 3, the bottom fixation kit 12 that this base 1 comprises top movable assembly 11 and can be fixed on ground or well lid, pivoting support is provided with between top movable assembly 11 and bottom fixation kit 12, the outer ring 131 of pivoting support is fixedly connected with bottom fixation kit 12, the inner ring 132 of pivoting support is fixedly connected with top movable assembly 11, the lateral wall of the outer ring 131 of pivoting support has the tooth of circumference distribution, top movable assembly 11 is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft 141, this output shaft 141 be provided with one with the driving gear 142 of outer ring 131 engaged transmission of pivoting support, rotary drive mechanism orders about driving gear 142 and rotates top movable assembly 11 opposing lower portions fixation kit 12 is rotated.During construction, because bottom fixation kit 12 is fixed, then top movable assembly 11 just circles relative to ground.Frame 2 and cutting machine body are installed in top movable assembly 11 is followed by top movable assembly 11 rotates.Pivoting support belongs to prior art, its rolling element generally comprising the outer ring of pivoting support, the inner ring of pivoting support and be located between Internal and external cycle.Pivoting support is a kind of large size bearing that can bear combined load, can bear larger axial, radial load and overturning moment simultaneously.
The taboo rotation mechanism selectively allowing or stop this top movable assembly 11 opposing lower portions fixation kit 12 to rotate is provided with between the outer ring 131 of top movable assembly 11 and pivoting support.
This circumference cutter also comprises one and is arranged on frame 2 on top movable assembly 11;
Prohibit rotation mechanism and comprise plug-type active grab 15, long connecting rod 16, pin 17 and sleeve pipe 18;
Plug-type active grab 15 is arranged in frame 2; This plug-type active grab 15 can comprise quick clip clamp block 151, fast handle 152, quick-connect tabs 153, fast sleeve pipe 154, quick clip clamp block 151 is fixedly mounted in frame 2, quick handle 152 is hinged in quick clip clamp block 151, quick sleeve pipe 154 is located in quick clip clamp block 151, quick handle 152 is connected with quick sleeve pipe 154 by quick-connect tabs 153, promote quick handle 152 can order about quick sleeve pipe 154 and move up and down, because plug-type active grab 15 is prior aries, no longer describe in detail herein;
The upper end of long connecting rod 16 connects with plug-type active grab 15 and orders about long connecting rod 16 by this plug-type active grab 15 and moves up and down; Particularly, the upper end of long connecting rod 16 is connected with quick sleeve pipe 154;
Sleeve pipe 18 is located on top movable assembly 11;
The upper end 171 of pin is connected with the lower end of long connecting rod 16 by connector and follows long connecting rod 16 and moves up and down, the lower end 172 of pin is through sleeve pipe 18, as shown in figure 12, to stop this top movable assembly 11 opposing lower portions fixation kit 12 to rotate in the teeth groove 133 that when pin 17 moves downward, the outer ring 131 of pivoting support can be inserted in the lower end 172 of pin, as shown in figure 11, the teeth groove 133 that when pin 17 moves upward, the outer ring 131 of pivoting support can be exited in the lower end 172 of pin rotates to allow this top movable assembly 11 opposing lower portions fixation kit 12.
This taboo rotation mechanism also comprises upper stop piece 161, lower stop piece 162 and spring 163; Long connecting rod 16 is vertically arranged; Lower stop piece 162 is fixed on long connecting rod 16, upper stop piece 161 to be fixed in frame 2 and long connecting rod 16 slippingly through upper stop piece 161, upper stop piece 161 is positioned at the top of lower stop piece 162, spring 163 is sheathed on outside long connecting rod 16, one end and the lower stop piece 162 of spring 163 offset, and the other end and the upper stop piece 161 of spring 163 offset.
This connector comprises meeting stile 164 and suspension ring 165, suspension ring 165 are in inverted " U " shape, the opening part wearing that suspension ring 165 are inserted in one end of meeting stile 164 connects with bolt and nut, the other end of meeting stile 164 is fixedly connected with the upper end 171 of pin, the top of suspension ring 165 is fixedly connected with the lower end of long connecting rod 16, and the length direction of meeting stile 164 is perpendicular to the length direction of long connecting rod 16.
This rotary drive mechanism comprises drive motors 143 and reducer 144, and this output shaft 141 is the output shaft of reducer, and drive motors 143 orders about output shaft 141 by reducer 144 and rotates.
This rotary drive mechanism has 2 groups.Often organize rotary drive mechanism and include drive motors 143 and reducer 144.
Be provided with one between this top movable assembly 11 and bottom fixation kit 12 and cover in protective cover 112 outside pivoting support and driving gear 142.Protective cover is fixed on top movable assembly and follows the rotation of top movable assembly.
This top movable assembly 11 comprises a base plate 111, and rotary drive mechanism is arranged on base plate 111; This bottom fixation kit 12 comprises disk 121 and base plate 122, and base plate 122 is fixed on the lower surface of disk 121, and the outer ring 131 of pivoting support is fixed on the upper surface of disk, and the inner ring 132 of pivoting support is fixed on the lower surface of base plate 111.
The above; be only the present invention's preferably specific embodiments; but protection scope of the present invention is not limited thereto, the those of ordinary skill in this field essence according to the present invention can make some nonessential improvement and adjustment, all should be encompassed within protection scope of the present invention.
Claims (10)
1. the slew gear of a circumference cutter, this circumference cutter comprises a base (1), it is characterized in that: this base (1) comprises top movable assembly (11) and can be fixed on the bottom fixation kit (12) on ground or well lid, pivoting support is provided with between top movable assembly (11) and bottom fixation kit (12), the outer ring (131) of pivoting support is fixedly connected with bottom fixation kit (12), the inner ring (132) of pivoting support is fixedly connected with top movable assembly (11), the lateral wall of the outer ring (131) of pivoting support has the tooth of circumference distribution, top movable assembly (11) is provided with rotary drive mechanism, this rotary drive mechanism has an output shaft (141), this output shaft (141) be provided with one with the driving gear (142) of outer ring (131) engaged transmission of pivoting support, rotary drive mechanism orders about driving gear (142) and rotates to make top movable assembly (11) opposing lower portions fixation kit (12) rotate.
2. the slew gear of a kind of circumference cutter according to claim 1, is characterized in that: be provided with the taboo rotation mechanism selectively allowing or stop this top movable assembly (11) opposing lower portions fixation kit (12) to rotate between the outer ring (131) of top movable assembly (11) and pivoting support.
3. the slew gear of a kind of circumference cutter according to claim 2, is characterized in that:
This circumference cutter also comprises one and is arranged on frame (2) on top movable assembly (11);
Prohibit rotation mechanism and comprise plug-type active grab (15), long connecting rod (16), pin (17) and sleeve pipe (18);
Plug-type active grab (15) is arranged in frame (2);
The upper end of long connecting rod (16) connects with plug-type active grab (15) and orders about long connecting rod (16) by this plug-type active grab (15) and moves up and down;
Sleeve pipe (18) is located on top movable assembly (11);
The upper end (171) of pin is connected with the lower end of long connecting rod (16) by connector and follows long connecting rod (16) and moves up and down, the lower end (172) of pin is through sleeve pipe (18), to stop this top movable assembly (11) opposing lower portions fixation kit (12) to rotate in the teeth groove that when pin (17) moves downward, the outer ring (131) of pivoting support can be inserted in the lower end (172) of pin, the teeth groove that when pin (17) moves upward, the outer ring (131) of pivoting support can be exited in the lower end (172) of pin rotates to allow this top movable assembly (11) opposing lower portions fixation kit (12).
4. the slew gear of a kind of circumference cutter according to claim 3, is characterized in that: this taboo rotation mechanism also comprises upper stop piece (161), lower stop piece (162) and spring (163); Long connecting rod (16) is vertically arranged; Lower stop piece (162) is fixed on long connecting rod (16), the frame (2) that is fixed on upper stop piece (161) goes up and long connecting rod (16) passes upper stop piece (161) slippingly, upper stop piece (161) is positioned at the top of lower stop piece (162), spring (163) is sheathed on long connecting rod (16) outward, one end and the lower stop piece (162) of spring (163) offset, and the other end and the upper stop piece (161) of spring (163) offset.
5. the slew gear of a kind of circumference cutter according to claim 4, it is characterized in that: this connector comprises meeting stile (164) and suspension ring (165), suspension ring (165) are in inverted " U " shape, the opening part wearing that suspension ring (165) are inserted in one end of meeting stile (164) connects with bolt and nut, the other end of meeting stile (164) is fixedly connected with the upper end (171) of pin, the top of suspension ring (165) is fixedly connected with the lower end of long connecting rod (16), the length direction of meeting stile (164) is perpendicular to the length direction of long connecting rod (16).
6. the slew gear of a kind of circumference cutter according to claim arbitrary in claim 1 to 5, it is characterized in that: this rotary drive mechanism comprises drive motors (143) and reducer (144), the output shaft that this output shaft (141) is reducer, drive motors (143) orders about output shaft (141) by reducer (144) and rotates.
7. the slew gear of a kind of circumference cutter according to claim 6, is characterized in that: this rotary drive mechanism has 2 groups.
8. the slew gear of a kind of circumference cutter according to claim arbitrary in claim 1 to 5, is characterized in that: be provided with one between this top movable assembly (11) and bottom fixation kit (12) and cover in pivoting support and driving gear (142) protective cover outward (112).
9. the slew gear of a kind of circumference cutter according to claim arbitrary in claim 1 to 5, it is characterized in that: this top movable assembly (11) comprises a base plate (111), rotary drive mechanism is arranged on base plate (111); This bottom fixation kit (12) comprises disk (121) and base plate (122), base plate (122) is fixed on the lower surface of disk (121), the outer ring (131) of pivoting support is fixed on the upper surface of disk, and the inner ring (132) of pivoting support is fixed on the lower surface of base plate (111).
10. the slew gear of a kind of circumference cutter according to claim arbitrary in claim 1 to 5, it is characterized in that: this circumference cutter also comprises cutting machine machine body, this cutting machine body comprises cutting blade (4) and drives the power set (5) of this cutting blade (4) rotary motion, and this cutting machine body is installed on top movable assembly (11) and above follows top movable assembly (11) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310666592.6A CN103669191B (en) | 2013-12-09 | 2013-12-09 | A kind of slew gear of circumference cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310666592.6A CN103669191B (en) | 2013-12-09 | 2013-12-09 | A kind of slew gear of circumference cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103669191A CN103669191A (en) | 2014-03-26 |
| CN103669191B true CN103669191B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310666592.6A Expired - Fee Related CN103669191B (en) | 2013-12-09 | 2013-12-09 | A kind of slew gear of circumference cutter |
Country Status (1)
| Country | Link |
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| CN (1) | CN103669191B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262358B (en) * | 2022-09-06 | 2023-12-12 | 宁夏鑫通道路工程咨询有限公司 | Roadbed and pavement maintenance device and maintenance method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3773386A (en) * | 1972-08-10 | 1973-11-20 | V Soderlund | Perforating continuous pavement cutter |
| JPH11140817A (en) * | 1997-11-07 | 1999-05-25 | Ekusen Kk | Self-travelling concrete cutter |
| CN1427122A (en) * | 2001-12-17 | 2003-07-02 | 有限会社三光 | Cutter for round cutting to pave and cutting method thereof |
| CN101381983A (en) * | 2007-09-03 | 2009-03-11 | 株式会社宇岩建设 | Manhole circulation cutting machine |
| CN102839597A (en) * | 2012-09-11 | 2012-12-26 | 铜陵隆顺环保设备有限公司 | Road surface cutter capable of cutting circular spherical surface |
| CN203654148U (en) * | 2013-12-09 | 2014-06-18 | 广东易山重工股份有限公司 | Slewing mechanism of pavement cutting equipment |
-
2013
- 2013-12-09 CN CN201310666592.6A patent/CN103669191B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3773386A (en) * | 1972-08-10 | 1973-11-20 | V Soderlund | Perforating continuous pavement cutter |
| JPH11140817A (en) * | 1997-11-07 | 1999-05-25 | Ekusen Kk | Self-travelling concrete cutter |
| CN1427122A (en) * | 2001-12-17 | 2003-07-02 | 有限会社三光 | Cutter for round cutting to pave and cutting method thereof |
| CN101381983A (en) * | 2007-09-03 | 2009-03-11 | 株式会社宇岩建设 | Manhole circulation cutting machine |
| CN102839597A (en) * | 2012-09-11 | 2012-12-26 | 铜陵隆顺环保设备有限公司 | Road surface cutter capable of cutting circular spherical surface |
| CN203654148U (en) * | 2013-12-09 | 2014-06-18 | 广东易山重工股份有限公司 | Slewing mechanism of pavement cutting equipment |
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| Publication number | Publication date |
|---|---|
| CN103669191A (en) | 2014-03-26 |
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