CN116291636A - Anchor injection rotary drill - Google Patents
Anchor injection rotary drill Download PDFInfo
- Publication number
- CN116291636A CN116291636A CN202310493410.3A CN202310493410A CN116291636A CN 116291636 A CN116291636 A CN 116291636A CN 202310493410 A CN202310493410 A CN 202310493410A CN 116291636 A CN116291636 A CN 116291636A
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- CN
- China
- Prior art keywords
- vehicle body
- hydraulic cylinder
- supporting frame
- rotary drill
- drilling tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 7
- 239000007924 injection Substances 0.000 title claims abstract description 7
- 238000005553 drilling Methods 0.000 claims abstract description 50
- 238000009434 installation Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004873 anchoring Methods 0.000 description 9
- 239000011435 rock Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/022—Top drives
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an anchor injection rotary drill. The equipment is characterized in that the drilling tool is arranged on the supporting frame, the supporting frame is carried on the vehicle body in a movable state, and the supporting frame can not only rotate downwards during working and enable the drilling tool to move vertically, but also rotate upwards after drilling is finished, so that carrying is completed. The vehicle body is utilized, so that the vehicle is convenient to move, and a plurality of pre-drilled holes can be positioned on a straight line; the contact plate at the rear part of the vehicle body is utilized, so that a larger supporting span can be ensured during drilling, and the stability is ensured. In the aspect of construction, the invention is fixedly connected with a second hydraulic cylinder in a supporting frame, the bottom of the second hydraulic cylinder is provided with a mounting seat, a drilling tool is rotationally connected to the mounting seat, a motor is fixedly connected to the mounting seat, the motor is connected with a driving gear, a driven gear is fixed on the drilling tool, and the driven gear is matched with the driving gear. The invention is especially suitable for batch pre-drilling operation, and improves the operation efficiency and the positioning precision.
Description
Technical Field
The invention relates to the technical field of drilling, anchoring and grouting, in particular to an anchoring and grouting rotary drilling device.
Background
The field practice and engineering test research for many years show that the roadway support complete technology taking the geomechanical test of coal rock mass as the basis and the anchoring grouting as the core has become the preferred, safe and efficient support technology for coal mine roadways in China. For broken surrounding rock roadway, simple anchor rod and anchor rope support is adopted, the problem cannot be solved, the binding force between broken surrounding rock and anchoring agent is small, the anchoring force between anchor rod and anchor rope cannot be guaranteed, the mechanical properties of the broken surrounding rock roadway cannot be fully exerted, and under the condition, the mode of combining grouting reinforcement and anchor rod and anchor rope support is an effective way for controlling deformation of surrounding rock of the roadway.
The drilling and anchoring integrated grouting anchor rod mainly comprises a drill bit, a wedge body, a rising shell, a rod body, a tray, a nut and the like. The rod body is a hollow high-strength seamless steel tube, the outer surface of the steel tube is of a full-thread structure, the drill bit is arranged at the top end of the anchor rod and is connected with the wedge body, and the tail part of the drill bit is provided with a self-locking structure for controlling the relative movement between the wedge body and the rod body, so that the forward drilling and reverse pre-tightening anchoring processes are realized. The tail part of the rod body is a left-handed thread section, and a nut and a tray hole sealing rubber plug are sequentially arranged at the tail part of the anchor rod. And a shearing pin is arranged between the nut and the threaded section at the tail part of the anchor rod, so that synchronous movement of the anchor rod and the drilling machine is ensured, and the anchor rod is sheared by the nut in the reverse pre-tightening process, so that pre-tightening installation of the anchor rod is realized rapidly. In the prior art, pre-drilling operation is generally performed first, and then the drilling machine is used for installation. The pre-drilling operation can be completed by adopting a rotary drill, a positioning mechanism and a travelling mechanism are absent in a common rotary drill, and the rotary drilling direction is difficult to ensure uniformity and stability.
Disclosure of Invention
Aiming at the technical defects of the prior art, the invention provides an anchor injection rotary drill device to solve the technical problems that a common rotary drill device lacks a positioning mechanism and a travelling mechanism, and the rotary drilling direction is difficult to ensure uniformity and stability.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the anchor injection rotary drill comprises a vehicle body, a large-diameter wheel body, a small-diameter wheel body, a handle, a first hydraulic cylinder, a contact plate, a control box, a supporting frame, a first rotating arm, a second hydraulic cylinder, a mounting seat, a drilling tool, a driven gear, a motor and a driving gear; the large-diameter wheel body is arranged at the front part of the vehicle body, the small-diameter wheel body is arranged at the rear part of the vehicle body, a handle is welded on the vehicle body, a first hydraulic cylinder is fixedly connected to the rear side of the vehicle body, the first hydraulic cylinder extends vertically, a contact plate is arranged at the bottom of the first hydraulic cylinder, the contact plate is horizontal, a control box is arranged on the vehicle body, two ends of a first rotating arm are respectively connected with a supporting frame and the vehicle body in a rotating mode, two ends of a second rotating arm are respectively connected with the supporting frame and the vehicle body in a rotating mode, a second hydraulic cylinder is fixedly connected in the supporting frame, a mounting seat is arranged at the bottom of the second hydraulic cylinder, a drilling tool is connected to the mounting seat in a rotating mode, a motor is fixedly connected with a driving gear, a driven gear is fixedly arranged on the drilling tool, and the driven gear is matched with the driving gear.
Preferably, a baffle is fixedly connected to the lower end of the supporting frame, the baffle is provided with a through hole, the diameter of the through hole is larger than that of the drilling tool, and the drilling tool penetrates through the through hole.
Preferably, the sliding blocks are arranged on two sides of the mounting seat, the sliding rail is arranged on the inner edge of the supporting frame, and the sliding blocks are embedded into the sliding rail.
Preferably, a holding groove is fixedly connected to the upper end of the vehicle body, and when the support frame rotates upwards to a horizontal state, the support frame is carried in the holding groove.
Preferably, a shock pad is provided on the front side of the vehicle body, and the shock pad is abutted to the rear side of the support frame when the support frame is rotated downward to a vertical state.
Preferably, there are several cones with tips facing downwards at the bottom end of the support frame.
Preferably, the vehicle body is provided with a driver seat.
Preferably, a storage tank is provided on the vehicle body, and an upper cover is mounted on the storage tank.
In the present invention, the vehicle body is used for installing each structural member and realizing the linear movement function; the large-diameter wheel body and the small-diameter wheel body are components of the vehicle body; the handle can be used for a worker to hold the invention; the first hydraulic cylinder can drive the contact plate to fall to the ground, so that a larger supporting span is provided in the operation of the invention; the control box can be provided with necessary control components; the support frame is used for installing the second hydraulic cylinder and can limit the movement path of the installation seat; the first rotating arm and the second rotating arm enable the supporting frame to rotate upwards to a horizontal state or downwards to a vertical state, so that the supporting frame is carried on a vehicle body when not in use or is longitudinally kept at the front part of the vehicle body when working; the second hydraulic cylinder is used for driving the mounting seat to vertically move so as to provide driving force for downward running of the drilling tool; the mounting seat is used for mounting the drilling tool and the motor; the motor drives the drilling tool to rotate through the driven gear and the driving gear, and plays a role in pre-drilling the lower part.
The invention discloses an anchor injection rotary drill. The equipment is characterized in that the drilling tool is arranged on the supporting frame, the supporting frame is carried on the vehicle body in a movable state, and the supporting frame can not only rotate downwards during working and enable the drilling tool to move vertically, but also rotate upwards after drilling is finished, so that carrying is completed. The vehicle body is utilized, so that the vehicle is convenient to move, and a plurality of pre-drilled holes can be positioned on a straight line; the contact plate at the rear part of the vehicle body is utilized, so that a larger supporting span can be ensured during drilling, and the stability is ensured. In the aspect of construction, the invention is fixedly connected with a second hydraulic cylinder in a supporting frame, the bottom of the second hydraulic cylinder is provided with a mounting seat, a drilling tool is rotationally connected to the mounting seat, a motor is fixedly connected to the mounting seat, the motor is connected with a driving gear, a driven gear is fixed on the drilling tool, and the driven gear is matched with the driving gear. The invention is especially suitable for batch pre-drilling operation, and improves the operation efficiency and the positioning precision.
Drawings
FIG. 1 is a perspective view of the entire present invention;
FIG. 2 is a side view of the entirety of the present invention;
FIG. 3 is a front view of the entire present invention;
wherein:
1. vehicle body 2, large diameter wheel body 3, small diameter wheel body 4, and handle
5. First hydraulic cylinder 6, contact plate 7, control box 8 and support frame
9. First swinging arm 10, second swinging arm 11, second hydraulic cylinder 12 and mounting seat
13. Drilling tool 14, driven gear 15, motor 16, drive gear.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail. In order to avoid unnecessary detail, well-known structures or functions will not be described in detail in the following embodiments. Approximating language, as used in the following examples, may be applied to create a quantitative representation that could permissibly vary without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Example 1
The anchoring rotary drill is shown in figures 1-3 and comprises a vehicle body 1, a large-diameter wheel body 2, a small-diameter wheel body 3, a handle 4, a first hydraulic cylinder 5, a contact plate 6, a control box 7, a supporting frame 8, a first rotating arm 9, a second rotating arm 10, a second hydraulic cylinder 11, a mounting seat 12, a drilling tool 13, a driven gear 14, a motor 15 and a driving gear 16; the large-diameter wheel body 2 is arranged at the front part of the vehicle body 1, the small-diameter wheel body 3 is arranged at the rear part of the vehicle body 1, a handle 4 is welded on the vehicle body 1, a first hydraulic cylinder 5 is fixedly connected to the rear side of the vehicle body 1, the first hydraulic cylinder 5 vertically extends, a contact plate 6 is arranged at the bottom of the first hydraulic cylinder 5, the contact plate 6 is horizontal, a control box 7 is arranged on the vehicle body 1, two ends of a first rotating arm 9 are respectively and rotatably connected with a supporting frame 8 and the vehicle body 1, two ends of a second rotating arm 10 are respectively and rotatably connected with the supporting frame 8 and the vehicle body 1, a second hydraulic cylinder 11 is fixedly connected in the supporting frame 8, a mounting seat 12 is arranged at the bottom of the second hydraulic cylinder 11, a drilling tool 13 is rotatably connected to the mounting seat 12, a motor 15 is fixedly connected with a driving gear 16, a driven gear 14 is fixedly arranged on the drilling tool 13, and the driven gear 14 is matched with the driving gear 16.
The structural features of this embodiment are as follows: the vehicle body 1 is used for installing each structural part and realizing a linear movement function; the large-diameter wheel body 2 and the small-diameter wheel body 3 are components of the vehicle body 1; the handle 4 can be used for a worker to hold the invention; the first hydraulic cylinder 5 can drive the contact plate 6 to land, thereby providing a larger supporting span in the operation of the invention; the control box 7 can be provided with necessary control components; the supporting frame 8 is used for installing the second hydraulic cylinder 11 and can limit the movement path of the installation seat 12; the first and second rotating arms 9 and 10 enable the support frame 8 to rotate up to a horizontal state or down to a vertical state so as to be supported on the vehicle body 1 when not in use or to be longitudinally held in front of the vehicle body 1 when in operation; the second hydraulic cylinder 11 is used for driving the mounting seat 12 to vertically move so as to provide pushing force for downward running of the drilling tool 13; the mounting seat 12 is used for mounting the drilling tool 13 and the motor 15; the motor 15 drives the drilling tool 13 to rotate through the driven gear 14 and the driving gear 16, and plays a role in pre-drilling the lower part.
Example 2
The anchoring rotary drill is shown in figures 1-3 and comprises a vehicle body 1, a large-diameter wheel body 2, a small-diameter wheel body 3, a handle 4, a first hydraulic cylinder 5, a contact plate 6, a control box 7, a supporting frame 8, a first rotating arm 9, a second rotating arm 10, a second hydraulic cylinder 11, a mounting seat 12, a drilling tool 13, a driven gear 14, a motor 15 and a driving gear 16; the large-diameter wheel body 2 is arranged at the front part of the vehicle body 1, the small-diameter wheel body 3 is arranged at the rear part of the vehicle body 1, a handle 4 is welded on the vehicle body 1, a first hydraulic cylinder 5 is fixedly connected to the rear side of the vehicle body 1, the first hydraulic cylinder 5 vertically extends, a contact plate 6 is arranged at the bottom of the first hydraulic cylinder 5, the contact plate 6 is horizontal, a control box 7 is arranged on the vehicle body 1, two ends of a first rotating arm 9 are respectively and rotatably connected with a supporting frame 8 and the vehicle body 1, two ends of a second rotating arm 10 are respectively and rotatably connected with the supporting frame 8 and the vehicle body 1, a second hydraulic cylinder 11 is fixedly connected in the supporting frame 8, a mounting seat 12 is arranged at the bottom of the second hydraulic cylinder 11, a drilling tool 13 is rotatably connected to the mounting seat 12, a motor 15 is fixedly connected with a driving gear 16, a driven gear 14 is fixedly arranged on the drilling tool 13, and the driven gear 14 is matched with the driving gear 16. The lower end of the supporting frame 8 is fixedly connected with a baffle plate, the baffle plate is provided with a through hole, the diameter of the through hole is larger than that of the drilling tool 13, and the drilling tool 13 penetrates through the through hole. The mounting base 12 has on both sides a slide block, the inner edge of the support frame 8 has a slide rail, into which the slide block is embedded. The upper end of the vehicle body 1 is fixedly connected with a holding groove, and when the supporting frame 8 rotates upwards to be in a horizontal state, the supporting frame 8 is carried in the holding groove. On the front side of the vehicle body 1, there is a shock pad which abuts against the rear side of the support frame 8 when the support frame 8 is rotated downward to a vertical state. At the bottom end of the support frame 8 there are several cones with their tips facing downwards. A driver seat is provided on the vehicle body 1. The vehicle body 1 is provided with a storage tank, and an upper cover is arranged on the storage tank.
The foregoing describes the embodiments of the present invention in detail, but the description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The anchor injection rotary drill is characterized by comprising a vehicle body (1), a large-diameter wheel body (2), a small-diameter wheel body (3), a handle (4), a first hydraulic cylinder (5), a contact plate (6), a control box (7), a supporting frame (8), a first rotating arm (9), a second rotating arm (10), a second hydraulic cylinder (11), an installation seat (12), a drilling tool (13), a driven gear (14), a motor (15) and a driving gear (16); the large-diameter wheel body (2) is arranged at the front part of the vehicle body (1), the small-diameter wheel body (3) is arranged at the rear part of the vehicle body (1), the handle (4) is welded on the vehicle body (1), the first hydraulic cylinder (5) is fixedly connected with the rear side of the vehicle body (1), the first hydraulic cylinder (5) extends vertically, the bottom of the first hydraulic cylinder (5) is provided with the contact plate (6), the contact plate (6) is horizontal, the vehicle body (1) is provided with the control box (7), the two ends of the first rotating arm (9) are respectively connected with the supporting frame (8) and the vehicle body (1) in a rotating way, the two ends of the second rotating arm (10) are respectively connected with the supporting frame (8) and the vehicle body (1) in a rotating way, the second hydraulic cylinder (11) is fixedly connected in the supporting frame (8), the bottom of the second hydraulic cylinder (11) is provided with the mounting seat (12), the drilling tool (13) is rotationally connected with the mounting seat (12), the motor (15) is fixedly connected with the driving gear (16), the driving gear (14) is fixedly connected with the driven gear (14) on the driving gear (13).
2. An anchor and rotary drill according to claim 1, characterized in that a baffle plate is fixedly connected to the lower end of the support frame (8), the baffle plate is provided with a through hole, the diameter of the through hole is larger than that of the drilling tool (13), and the drilling tool (13) penetrates through the through hole.
3. The anchor and rotary drill according to claim 1, characterized in that there are sliding blocks on both sides of the mounting base (12), sliding rails on the inner edge of the support frame (8), into which sliding blocks are embedded.
4. The rotary drill according to claim 1, characterized in that a holding groove is fixedly connected to the upper end of the vehicle body (1), and the supporting frame (8) is loaded in the holding groove when the supporting frame (8) rotates upwards to a horizontal state.
5. An anchor and rotary drill according to claim 1, characterized in that there is a shock pad on the front side of the vehicle body (1) which abuts against the rear side of the support frame (8) when the support frame (8) is rotated down to a vertical state.
6. An anchor and rotary drill according to claim 1, characterized in that there are several cones pointed downwards at the bottom end of the support frame (8).
7. An anchor rotary drill according to claim 1, characterized in that a steering seat is provided on the vehicle body (1).
8. The rotary drill anchor according to claim 1, wherein a storage groove is provided on the vehicle body (1), and an upper cover is mounted on the storage groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310493410.3A CN116291636A (en) | 2023-05-05 | 2023-05-05 | Anchor injection rotary drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310493410.3A CN116291636A (en) | 2023-05-05 | 2023-05-05 | Anchor injection rotary drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116291636A true CN116291636A (en) | 2023-06-23 |
Family
ID=86818868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310493410.3A Pending CN116291636A (en) | 2023-05-05 | 2023-05-05 | Anchor injection rotary drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116291636A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205422531U (en) * | 2016-03-14 | 2016-08-03 | 江阴龙凯机械有限公司 | Anchor rod drilling carriage |
| CN206129156U (en) * | 2016-10-28 | 2017-04-26 | 衢州福创工业设计有限公司 | Transfer bolt -cable anchor six -arm drilling jumbo |
| CN208605135U (en) * | 2018-08-16 | 2019-03-15 | 青岛安质利基础工程有限公司 | A kind of cross sliding type hydraulic lifting compression type jumbolter |
| CN110080810A (en) * | 2019-05-09 | 2019-08-02 | 山东科技大学 | A kind of hydraulic drive type mining tunnel anchor cable installation equipment |
| CN110454087A (en) * | 2019-09-16 | 2019-11-15 | 山东科技大学 | A kind of comprehensive multiple degrees of freedom jumbolter vehicle and its working method |
| CN113638745A (en) * | 2021-09-03 | 2021-11-12 | 淮北市平远软岩支护工程技术有限公司 | Method and equipment for reinforcing homogeneous supporting ring body of high-impact-ground-pressure roadway |
| CN115717544A (en) * | 2022-12-06 | 2023-02-28 | 中煤科工开采研究院有限公司 | Anchor rod drill carriage for coal roadway drilling support |
-
2023
- 2023-05-05 CN CN202310493410.3A patent/CN116291636A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205422531U (en) * | 2016-03-14 | 2016-08-03 | 江阴龙凯机械有限公司 | Anchor rod drilling carriage |
| CN206129156U (en) * | 2016-10-28 | 2017-04-26 | 衢州福创工业设计有限公司 | Transfer bolt -cable anchor six -arm drilling jumbo |
| CN208605135U (en) * | 2018-08-16 | 2019-03-15 | 青岛安质利基础工程有限公司 | A kind of cross sliding type hydraulic lifting compression type jumbolter |
| CN110080810A (en) * | 2019-05-09 | 2019-08-02 | 山东科技大学 | A kind of hydraulic drive type mining tunnel anchor cable installation equipment |
| CN110454087A (en) * | 2019-09-16 | 2019-11-15 | 山东科技大学 | A kind of comprehensive multiple degrees of freedom jumbolter vehicle and its working method |
| CN113638745A (en) * | 2021-09-03 | 2021-11-12 | 淮北市平远软岩支护工程技术有限公司 | Method and equipment for reinforcing homogeneous supporting ring body of high-impact-ground-pressure roadway |
| CN115717544A (en) * | 2022-12-06 | 2023-02-28 | 中煤科工开采研究院有限公司 | Anchor rod drill carriage for coal roadway drilling support |
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Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |