CN112935343A - Drilling workbench capable of reducing abrasion of drill bit - Google Patents
Drilling workbench capable of reducing abrasion of drill bit Download PDFInfo
- Publication number
- CN112935343A CN112935343A CN202110097164.0A CN202110097164A CN112935343A CN 112935343 A CN112935343 A CN 112935343A CN 202110097164 A CN202110097164 A CN 202110097164A CN 112935343 A CN112935343 A CN 112935343A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- drill bit
- upper side
- fixedly connected
- plate
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 19
- 238000005299 abrasion Methods 0.000 title abstract description 13
- 238000012546 transfer Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
- B23Q15/08—Control or regulation of cutting velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
- B23Q17/0985—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining by measuring temperature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention aims to solve the problem of drill bit abrasion and discloses a drilling workbench for reducing the drill bit abrasion, which comprises a bottom plate, wherein a support column is fixedly arranged on the left side of the upper surface of the bottom plate, a fixed rod is fixedly arranged on the upper side of the support column, a stop block is fixedly connected to the top end of the fixed rod, an installation plate is fixedly connected to the right side of the stop block, a hydraulic cylinder is fixedly arranged on the upper side of the installation plate, a piston rod is arranged on the lower side of the hydraulic cylinder, a connecting pipe is fixedly arranged at the lower end of the piston rod, a guide pipe is fixedly connected to the left side surface of the connecting pipe, a support plate is fixedly connected to the right side surface. According to the invention, through the matching of the first motor and the second motor, the rotation speed of the motor can be controlled according to the temperature change of the drill bit during drilling, so that the abrasion of the drill bit is reduced, and the drill bit is protected.
Description
Technical Field
The invention relates to the field of drill platforms, in particular to a drilling workbench capable of reducing drill bit abrasion.
Background
The initial part of the drilling is called an orifice, the side part is called a hole wall, and the bottom part is called a hole bottom. The diameter D of the drilled hole is called the aperture for short, the diameter of the orifice is called the aperture of the hole, and the diameter of the bottom of the hole is called the diameter of the final hole. The distance H from the orifice to the bottom of the hole is called the drilling depth, called the hole depth for short. A section of the borehole is called a bore section.
When drilling the work piece, especially when drilling to thicker iron plate for drill bit and iron plate long-time contact, the friction is great, makes the drill bit wearing and tearing serious easily, seriously influences the life of drill bit, the fracture appears easily, and when going on the drilling hole, be difficult for carrying out reducing wear to the drill bit, and the drilling hole in-process is difficult to monitor the temperature of drill bit, the influence is to the safety control of drill bit, consequently, the urgent need designs a drilling workstation that reduces drill bit wearing and tearing and solves the problem of drill bit wearing and tearing.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a drilling workbench capable of reducing the abrasion of a drill bit.
The invention is realized by the following technical scheme:
a drilling workbench capable of reducing drill bit abrasion comprises a bottom plate, wherein a support column is fixedly arranged on the left side of the upper surface of the bottom plate, a fixed rod is fixedly arranged on the upper side of the support column, a stop block is fixedly connected to the top end of the fixed rod, a mounting plate is fixedly connected to the right side of the stop block, a hydraulic cylinder is fixedly arranged on the upper side of the mounting plate, a piston rod is arranged on the lower side of the hydraulic cylinder, a connecting pipe is fixedly arranged at the lower end of the piston rod, a guide pipe is fixedly connected to the left side of the connecting pipe, a support plate is fixedly connected to the right side of the connecting pipe, a second sleeve is arranged on the support plate, a second adjusting wheel is arranged between the second sleeve and the support plate, a second motor is arranged on the upper side of the second sleeve, the connecting frame is fixedly connected between the first sleeve and the second sleeve, a first adjusting wheel is arranged on the first sleeve, a rotating shaft is sleeved inside the first sleeve, a first motor is arranged at the lower end of the rotating shaft, a first nut is arranged between the first motor and the first sleeve, a suction plate is fixedly arranged at the upper end of the rotating shaft, a first supporting pipe and a second supporting pipe are respectively arranged on the upper surface of the bottom plate, a first supporting rod is fixedly arranged on the upper side of the first supporting pipe, a first sleeve is sleeved outside the first supporting rod, a first fastening screw is arranged between the first sleeve and the first supporting rod, a first rotating wheel is sleeved on the upper side of the surface of the first sleeve, a second supporting rod is fixedly arranged on the upper side of the second supporting pipe, a second sleeve is sleeved outside the second supporting rod, a second fastening screw is arranged between the second sleeve and the second supporting rod, a second rotating wheel is sleeved on the upper side of the surface of the second sleeve, the temperature-transmitting belt is connected between the first rotating wheel and the second rotating wheel, a support frame is fixedly mounted on the upper side of the right side face of the second sleeve, a positioning ring is fixedly mounted at the top end of the support frame, and a thermometer is sleeved in the positioning ring.
Preferably, the guide tube is in sliding fit with the fixing rod.
Preferably, the drill bit position corresponds to the suction plate center.
Preferably, the suction plate is made of an electromagnet.
Preferably, the heat transfer belt is made of a copper material and is in contact with the thermometer.
Compared with the prior art, the invention has the beneficial effects that:
the temperature sensor can transmit the temperature generated by the drill bit through the arrangement of the heat transmission belt, can perform visual reading by using the thermometer, realizes the monitoring of the temperature of the drill bit, performs real-time monitoring, prevents the overhigh temperature of the drill bit, can drive the suction plate and the workpiece to rotate through the control of the rotating speed of the first motor, can reduce the abrasion of the drill bit by enabling the workpiece to rotate together with the drill bit when drilling, thereby prolonging the service life of the drill bit, can realize the quick assembly and disassembly of the workpiece through the arrangement of the suction plate, is convenient to install, can adjust the height of the drill bit through the hydraulic cylinder, enables the drill bit to be attached to the heat transmission belt, and further enables the temperature detection of the drill bit to be more accurate. According to the invention, through the matching of the first motor and the second motor, the rotation speed of the motor can be controlled according to the temperature change of the drill bit during drilling, so that the abrasion of the drill bit is reduced, and the drill bit is protected.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the first and second rotors of the present invention in cooperation with a heat transfer belt.
Description of reference numerals: 1. the support structure comprises a first support rod, 2, a first support pipe, 3, a bottom plate, 4, a support column, 5, a first fastening screw, 6, a first sleeve, 7, a first motor, 8, a first nut, 9, a first adjusting wheel, 10, a first sleeve, 11, a rotating shaft, 12, a suction plate, 13, a fixing rod, 14, a first rotating wheel, 15, a guide pipe, 16, a connecting pipe, 17, a stop block, 18, a mounting plate, 19, a hydraulic cylinder, 20, a piston rod, 21, a second motor, 22, a second nut, 23, a second sleeve, 24, a second adjusting wheel, 25, a drill bit, 26, a support plate, 27, a heat transfer belt, 28, a second rotating wheel, 29, a second sleeve, 30, a thermometer, 31, a positioning ring, 32, a support frame, 33, a second fastening screw, 34, a second support rod, 35, a second support pipe, 36 and a connecting frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
a drilling workbench capable of reducing drill bit abrasion comprises a bottom plate 3, wherein a supporting column 4 is fixedly mounted on the left side of the upper surface of the bottom plate 3, a fixing rod 13 is fixedly mounted on the upper side of the supporting column 4, a stop block 17 is fixedly connected to the top end of the fixing rod 13, a mounting plate 18 is fixedly connected to the right side of the stop block 17, a hydraulic cylinder 19 is fixedly mounted on the upper side of the mounting plate 18, a piston rod 20 is mounted on the lower side of the hydraulic cylinder 19, a connecting pipe 16 is fixedly mounted at the lower end of the piston rod 20, a guide pipe 15 is fixedly connected to the left side surface of the connecting pipe 16, a supporting plate 26 is fixedly connected to the right side surface of the connecting pipe 16, a second sleeve 23 is mounted on the supporting plate 26, a second adjusting wheel 24 is mounted between the second sleeve 23 and the supporting plate 26, a, a drill 25 is arranged on the lower side of the second motor 21, a first sleeve 10 is arranged below the second sleeve 23, a connecting frame 36 is fixedly connected between the first sleeve 10 and the second sleeve 23, a first adjusting wheel 9 is arranged on the first sleeve 10, a rotating shaft 11 is sleeved in the first sleeve 10, a first motor 7 is arranged at the lower end of the rotating shaft 11, a first nut 8 is arranged between the first motor 7 and the first sleeve 10, a suction plate 12 is fixedly arranged at the upper end of the rotating shaft 11, a first supporting pipe 2 and a second supporting pipe 35 are respectively arranged on the upper surface of the bottom plate 3, a first supporting rod 1 is fixedly arranged on the upper side of the first supporting pipe 2, a first sleeve 6 is sleeved outside the first supporting rod 1, a first fastening screw 5 is arranged between the first sleeve 6 and the first supporting rod 1, a first rotating wheel 14 is sleeved on the upper side of the surface of the first sleeve 6, a second supporting rod 34 is fixedly arranged on the upper side of the second supporting rod 35, the outer cover of second bracing piece 34 has second sleeve pipe 29, be equipped with second fastening screw 33 between second sleeve pipe 29 and the second bracing piece 34, second sleeve pipe 29 surface upside cover has second runner 28, be connected with heat transfer area 27 between first runner 14 and the second runner 28, second sleeve pipe 29 right flank upside fixed mounting has support frame 32, support frame 32 top fixed mounting has holding ring 31, the inside cover of holding ring 31 is equipped with thermometer 30.
The guide tube 15 is in sliding fit with the fixing rod 13.
The drill 25 is positioned corresponding to the center of the suction plate 12.
The suction plate 12 is made of an electromagnet.
The heat transfer belt 27 is made of a copper material and is in contact with a thermometer 30.
The method comprises the following operation steps: firstly, a workpiece needing to be drilled is placed on the suction plate 12, the suction plate 12 is electrified, the suction plate 12 generates magnetic force, the workpiece is stably adsorbed, the drill 25 is in contact with the heat transfer belt 27 through the adjustment of the hydraulic cylinder 19, the first adjusting wheel 9 and the second adjusting wheel 24, the temperature generated by the drill 25 is transferred to the thermometer 30 through the heat transfer belt 27 during drilling, the reading of the thermometer 30 is observed, the reading of the thermometer 30 is divided into three areas in advance, namely, low temperature, medium temperature and high temperature, when the temperature is low, the first motor 7 is not required to be controlled, when the temperature is medium, the first motor 7 is controlled, the first motor 7 is driven to rotate by the medium rotating speed to drive the suction plate 12 to rotate the workpiece on the suction plate 12 along with the drill 25, so that the abrasion to the drill 25 is reduced, when the temperature is high, the rotating speed of the first motor 7 is accelerated, the workpiece can rotate rapidly along with the drill 25, so that the abrasion between the drill 25 and the workpiece can be reduced, and the safety protection of the drill 25 can be further realized.
The present embodiment is only for explaining the present invention, and not for limiting the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of which are protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. A drilling platform for reducing wear on a drill bit, comprising a base plate (3), characterized in that: the device is characterized in that a support column (4) is fixedly mounted on the left side of the upper surface of the bottom plate (3), a fixing rod (13) is fixedly mounted on the upper side of the support column (4), a stop block (17) is fixedly connected to the top end of the fixing rod (13), a mounting plate (18) is fixedly connected to the right side of the stop block (17), a hydraulic cylinder (19) is fixedly mounted on the upper side of the mounting plate (18), a piston rod (20) is mounted on the lower side of the hydraulic cylinder (19), a connecting pipe (16) is fixedly mounted at the lower end of the piston rod (20), a guide pipe (15) is fixedly connected to the left side of the connecting pipe (16), a support plate (26) is fixedly connected to the right side of the connecting pipe (16), a second sleeve (23) is mounted on the support plate (26), a second adjusting wheel (24), the drill bit is characterized in that a second nut (22) is arranged between the second motor (21) and the second sleeve (23), a drill bit (25) is arranged on the lower side of the second motor (21), a first sleeve (10) is arranged below the second sleeve (23), a connecting frame (36) is fixedly connected between the first sleeve (10) and the second sleeve (23), a first adjusting wheel (9) is arranged on the first sleeve (10), a rotating shaft (11) is sleeved inside the first sleeve (10), a first motor (7) is arranged at the lower end of the rotating shaft (11), a first nut (8) is arranged between the first motor (7) and the first sleeve (10), a suction plate (12) is fixedly arranged at the upper end of the rotating shaft (11), a first supporting pipe (2) and a second supporting pipe (35) are respectively arranged on the upper surface of the bottom plate (3), a first supporting rod (1) is fixedly arranged on the upper side of the first supporting pipe (2), a first sleeve (6) is sleeved outside the first supporting rod (1), a first fastening screw (5) is arranged between the first sleeve (6) and the first supporting rod (1), a first rotating wheel (14) is sleeved on the upper side of the surface of the first sleeve (6), a second supporting rod (34) is fixedly installed on the upper side of the second supporting pipe (35), a second sleeve (29) is sleeved outside the second supporting rod (34), a second fastening screw (33) is arranged between the second sleeve (29) and the second supporting rod (34), a second rotating wheel (28) is sleeved on the upper side of the surface of the second sleeve (29), a heat transfer belt (27) is connected between the first rotating wheel (14) and the second rotating wheel (28), a supporting frame (32) is fixedly arranged on the upper side of the right side surface of the second sleeve (29), the top end of the support frame (32) is fixedly provided with a positioning ring (31), and a thermometer (30) is sleeved in the positioning ring (31).
2. A drill table for reducing wear on a drill bit as set forth in claim 1 wherein: the guide tube (15) is in sliding fit with the fixing rod (13).
3. A drill table for reducing wear on a drill bit as set forth in claim 1 wherein: the drill bit (25) corresponds to the center of the suction plate (12).
4. A drill table for reducing wear on a drill bit as set forth in claim 1 wherein: the suction plate (12) is made of an electromagnet.
5. A drill table for reducing wear on a drill bit as set forth in claim 1 wherein: the heat transfer belt (27) is made of copper material and is in contact with the thermometer (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110097164.0A CN112935343B (en) | 2021-01-25 | Drilling workbench capable of reducing drill bit abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110097164.0A CN112935343B (en) | 2021-01-25 | Drilling workbench capable of reducing drill bit abrasion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112935343A true CN112935343A (en) | 2021-06-11 |
| CN112935343B CN112935343B (en) | 2024-07-09 |
Family
ID=
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3042211A1 (en) * | 1980-11-08 | 1982-05-19 | Feldmühle AG, 4000 Düsseldorf | METHOD AND DEVICE FOR MONITORING THE INSERT IN TOOLING MACHINES |
| CN106077755A (en) * | 2016-06-14 | 2016-11-09 | 北京航星机器制造有限公司 | A kind of micro hole stepping drill unit of controlled pitch-row |
| CN207086957U (en) * | 2017-07-08 | 2018-03-13 | 东莞市蓝航五金科技有限公司 | A kind of good drilling machine of drilling effect |
| CN207655947U (en) * | 2017-12-29 | 2018-07-27 | 重庆黔烽钢结构有限公司 | Radial drilling machine |
| CN109719566A (en) * | 2018-12-30 | 2019-05-07 | 扬州市方圆机电制造有限公司 | A kind of bench drill of detectable temperature of diamond bit |
| CN109719564A (en) * | 2018-12-30 | 2019-05-07 | 扬州市方圆机电制造有限公司 | A kind of bench drill of detectable drill bit sharpness |
| CN209503033U (en) * | 2019-02-15 | 2019-10-18 | 常熟市福友传动设备技术有限公司 | A kind of drilling machine producing synchronous pulley |
| CN112207324A (en) * | 2020-09-24 | 2021-01-12 | 武汉锐斯精密制造有限公司 | High-precision punching equipment suitable for machining of precise parts |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3042211A1 (en) * | 1980-11-08 | 1982-05-19 | Feldmühle AG, 4000 Düsseldorf | METHOD AND DEVICE FOR MONITORING THE INSERT IN TOOLING MACHINES |
| CN106077755A (en) * | 2016-06-14 | 2016-11-09 | 北京航星机器制造有限公司 | A kind of micro hole stepping drill unit of controlled pitch-row |
| CN207086957U (en) * | 2017-07-08 | 2018-03-13 | 东莞市蓝航五金科技有限公司 | A kind of good drilling machine of drilling effect |
| CN207655947U (en) * | 2017-12-29 | 2018-07-27 | 重庆黔烽钢结构有限公司 | Radial drilling machine |
| CN109719566A (en) * | 2018-12-30 | 2019-05-07 | 扬州市方圆机电制造有限公司 | A kind of bench drill of detectable temperature of diamond bit |
| CN109719564A (en) * | 2018-12-30 | 2019-05-07 | 扬州市方圆机电制造有限公司 | A kind of bench drill of detectable drill bit sharpness |
| CN209503033U (en) * | 2019-02-15 | 2019-10-18 | 常熟市福友传动设备技术有限公司 | A kind of drilling machine producing synchronous pulley |
| CN112207324A (en) * | 2020-09-24 | 2021-01-12 | 武汉锐斯精密制造有限公司 | High-precision punching equipment suitable for machining of precise parts |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101716690A (en) | Inverted deep hole drill | |
| CN2578025Y (en) | Automatic hydraulic drill machines | |
| CN211401742U (en) | Dustproof sampling device of building concrete | |
| CN110586976B (en) | High-precision intelligent drilling equipment for furniture manufacturing | |
| CN112935343A (en) | Drilling workbench capable of reducing abrasion of drill bit | |
| CN114458153A (en) | Drilling equipment for tunnel construction | |
| CN112935343B (en) | Drilling workbench capable of reducing drill bit abrasion | |
| CN201815705U (en) | Inverted depth drill | |
| CN107971511A (en) | A kind of grooved bit component, perforating device and drilling method | |
| CN210262003U (en) | Laser head and powder feeding head clamping device for roller laser cladding | |
| CN106270616B (en) | A kind of permanent magnetism drilling machine | |
| CN111300007A (en) | Multifunctional bearing press-in device | |
| CN201105365Y (en) | Special electric universal ball holder for welding drill rod abrasion resistant area | |
| CN202317149U (en) | Device for drilling small and deep holes | |
| CN107931971A (en) | A kind of processing technology of end tooth flange york | |
| CN213317789U (en) | Multi-station drilling device | |
| CN115338777A (en) | Polishing grinding head driving device and polishing machine | |
| CN113732356A (en) | Cylinder body mounting mechanism of special processing equipment for high-power engine cylinder body | |
| CN103394713B (en) | The main shaft device of machining tool | |
| CN207548257U (en) | A kind of fixture for end tooth flange york milling counterbore | |
| CN221246999U (en) | Mounting hole processing equipment for flange valve processing | |
| CN206009903U (en) | Permanent magnetism drilling machine | |
| CN112761521A (en) | Tunnel water inrush early warning sensor perforating device, installation device and water inrush early warning system | |
| CN219254775U (en) | Drilling equipment | |
| CN207479669U (en) | A kind of differential mechanism shell auger octal fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240613 Address after: No. 219 Yunrui Road, Zhuzhou Yunlong Demonstration Zone, Zhuzhou City, Hunan Province, 412000 Applicant after: Hunan Hongtai Auto Parts Co.,Ltd. Country or region after: China Address before: 028000 group 2, shangwulangacha, Kulun Town, Kulun banner, Tongliao City, Inner Mongolia Autonomous Region Applicant before: Yin Long Country or region before: China |
|
| GR01 | Patent grant |