CN112026029A - Jewelry drilling machine with environmental protection function - Google Patents
Jewelry drilling machine with environmental protection function Download PDFInfo
- Publication number
- CN112026029A CN112026029A CN202010828011.4A CN202010828011A CN112026029A CN 112026029 A CN112026029 A CN 112026029A CN 202010828011 A CN202010828011 A CN 202010828011A CN 112026029 A CN112026029 A CN 112026029A
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- CN
- China
- Prior art keywords
- fixedly connected
- drilling machine
- rod
- water pipe
- base
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/02—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills
- B28D5/021—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by drilling
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/0046—Devices for removing chips by sucking
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/067—Blocks with collet chucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0064—Devices for the automatic drive or the program control of the machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0076—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material for removing dust, e.g. by spraying liquids; for lubricating, cooling or cleaning tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
- B28D5/0082—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material for supporting, holding, feeding, conveying or discharging work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/005—Devices for the automatic drive or the program control of the machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to the field of jewelry and discloses a jewelry drilling machine with an environment-friendly function, which comprises a base, wherein a telescopic door is arranged inside the top end of the base, a fixed block is fixedly connected to the top end of the base, a sliding block is connected to the surface of the fixed block in a sliding manner, a motor is arranged inside the sliding block, a threaded rod is fixedly connected to one end of the motor, a fixed frame is fixedly connected to one end of the sliding block, a rotating rod is movably connected to the inner wall of the fixed frame in a sliding manner, a gear is fixedly connected to the surface of the rotating rod, a connecting rod is rotatably connected to the surface of the rotating rod, an inserting rod is inserted into the connecting rod, and a spring. Through being provided with fan, control valve, water pipe, shower nozzle and collecting tank, can carry out the remaining collection of precious pearl through fan and shower nozzle, prevent the pollution of all ring edge borders, the water resource can carry out used repeatedly moreover, reaches energy-concerving and environment-protective effect.
Description
Technical Field
The invention relates to the field of jewelry, in particular to a jewelry drilling machine with an environment-friendly function.
Background
The appearance of the jewel is favored by the broad masses not only because the jewel is beautiful, but also because the jewel has certain value and price, but various jewels appearing in the front of the jewel can be formed into various shapes after being processed, and a drilling machine is needed when the jewel is required to be perforated, but the existing drilling machine is basically a machine which can only correspond to the jewel with one model size, and a large amount of powdery scraps can be generated when the jewel is perforated, and the environment can be polluted without processing the scraps.
In order to solve the above problems, the inventor provides an environment-friendly jewelry drilling machine which has the advantages of being suitable for jewels of various sizes, collecting waste materials and protecting the environment.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a jewelry drilling machine with an environment-friendly function comprises a base, wherein a telescopic door is arranged inside the top end of the base, a fixed block is fixedly connected to the top end of the base, a sliding block is connected to the surface of the fixed block in a sliding manner, a motor is arranged inside the sliding block, a threaded rod is fixedly connected to one end of the motor, a fixed frame is fixedly connected to one end of the sliding block, a rotating rod is movably connected to the inner wall of the fixed frame in a sliding manner, a gear is fixedly connected to the surface of the rotating rod, a connecting rod is rotatably connected to the surface of the rotating rod, an inserting rod is inserted into the connecting rod, a spring is sleeved on the surface of the inserting rod, a chuck is fixedly connected to one end, far away from the rotating rod, of the inserting rod, a first water pipe is inserted into the base, a fan is connected to the inner wall of the upper portion of the, the bottom of base is provided with the header tank, the top fixedly connected with filter screen of header tank, the inside of header tank is run through there is the second water pipe, the inner wall on fixedly connected with shower nozzle.
Preferably, the number of the spray heads is three, and the spray heads penetrate through the first water pipe and are fixedly connected with the second water pipe.
Preferably, the number of the clamping heads is four, the clamping heads are arc-shaped as a whole, and fine thread grooves are formed in the surfaces of the clamping heads.
Preferably, the number of the gears is four, and the gears are meshed with the threaded rod.
Preferably, the top and bottom inner walls of the fixed frame are provided with sliding grooves, and the size of the sliding groove surface is smaller than the area of the top and bottom ends of the fixed frame.
Preferably, the outer surface of the fixed block is provided with a graduated scale.
Preferably, the number of the motors is two, and each motor of the chain shares one switch and has the same rotating speed.
Advantageous effects
Compared with the prior art, the invention provides the jewelry drilling machine with the environment-friendly function, which has the following beneficial effects:
1. this jewelry drilling machine with environmental protection function through being provided with fan, control valve, water pipe, shower nozzle and collecting tank, can carry out the remaining collection of precious pearl through fan and shower nozzle, prevents the pollution of all ring edge borders, and the water resource can carry out used repeatedly moreover, reaches energy-concerving and environment-protective effect.
2. This jewelry drilling machine with environmental protection function through setting up the threaded rod, gear, spring, chuck, can come to control the distance between the chuck through the contractility of spring to can adapt to the jewelry of various sizes, strengthened the practicality of drilling machine.
Drawings
FIG. 1 is a schematic partial front view of the structure of the present invention;
FIG. 2 is a schematic top view of a first water tube and a second water tube in accordance with the present invention;
FIG. 3 is a schematic top view of a gear and connecting rod of the present invention;
fig. 4 is a front view of the gear and rotating rod of the present invention.
In the figure: 1. a base; 2. a retractable door; 3. a fixed block; 4. a slider; 5. a motor; 6. a threaded rod; 7. a fixing frame; 8. a rotating rod; 9. a gear; 10. a connecting rod; 11. inserting a rod; 12. a spring; 13. a chuck; 14. a first water pipe; 15. a fan; 16. a second water pipe; 17. a control valve; 18. a water collection tank; 19. filtering with a screen; 20. and (4) a spray head.
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. 1-4, a jewelry drilling machine with environmental protection function comprises a base 1, a retractable door 2 is arranged inside the top end of the base 1, a fixed block 3 is fixedly connected to the top end of the base 1, a graduated scale is arranged on the outer surface of the fixed block 3 to ensure that the two sides are arranged on the same horizontal line, a sliding block 4 is slidably connected to the surface of the fixed block 3, a motor 5 is arranged inside the sliding block 4, two motors 5 are arranged, each motor 5 shares one switch, the rotating speeds are the same to avoid uneven stress when jewelry is clamped, one end of the motor 5 is fixedly connected with a threaded rod 6, one end of the sliding block 4 is fixedly connected with a fixed frame 7, sliding grooves are arranged on the inner walls of the top end and the bottom end of the fixed frame 7, the size of the sliding groove surface is smaller than the size of the area of the top end and the, a rotating rod 8 is movably connected on the inner wall of a fixed frame 7 in a sliding manner, a gear 9 is fixedly connected on the surface of the rotating rod 8, four gears 9 are arranged, the gears 9 are meshed with a threaded rod 6, the threaded rod 6 drives the gear 9 to rotate, a connecting rod 10 is rotatably connected on the surface of the rotating rod 8, an inserting rod 11 is inserted in the connecting rod 10, a spring 12 is sleeved on the surface of the inserting rod 11, a chuck 13 is fixedly connected at one end of the inserting rod 11 far away from the rotating rod 8, four chucks 13 are arranged, the whole body of the chuck 13 is arc-shaped, fine thread grooves are formed in the surface of the chuck 13, jewels can be better clamped, a first water pipe 14 is inserted in the base 1, a fan 15 is fixedly connected on the inner wall of the upper part of the first water pipe 14, a control valve 17 is fixedly connected on the surface of the bottom end of the first water pipe 14, a water collecting tank 18 is arranged at the bottom end, the inside of header tank 18 runs through there is second water pipe 16, the inner wall on fixedly connected with shower nozzle 20, shower nozzle 20 is provided with three, and shower nozzle 20 runs through first water pipe 14 and second water pipe 16 fixed connection, can let the remaining powder of water-washed laminating on first water pipe 14.
When the jewelry needs to be drilled, the sliding blocks 4 slide the devices on two sides to the same horizontal line, then the motor 5 is started, the rotation of the motor 5 can drive the threaded rod 6 to rotate, the rotation of the threaded rod 6 can drive the gear 9 to rotate, the gear 9 can drive the rotating rod 8 to rotate and move in the fixed frame 7, the movement of the rotating rod 8 can drive the connecting rod 10 to move, the movement of the connecting rod 10 can drive the chuck 13 to move, so that the jewelry is clamped, and when the volume of the jewelry is large, the connecting rod 10 can be driven to slide on the inserted link 11, and due to the contractibility of the spring 12, the connecting rod 10 can be pulled to shrink towards the middle, and the jewelry is clamped.
When the drilling machine drills the jewelry, pull open flexible door 2, then open fan 15, the suction that fan 15 produced can all be inhaled powdered jewelry detritus in first water pipe 14, then open control valve 17, let the detritus all enter into filter screen 19 through first water pipe 14, and open shower nozzle 20, shower nozzle 20 can extract the water resources from header tank 18 and wash first water pipe 14 inner wall, and get back to the header tank 18 again through first water pipe 14 and filter screen 19, form water resource used repeatedly, neither can waste the water resource nor can the polluted environment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A jewelry drilling machine with environmental protection function, includes base (1), its characterized in that: the top end of the base (1) is internally provided with a telescopic door (2), the top end of the base (1) is fixedly connected with a fixed block (3), the surface of the fixed block (3) is connected with a sliding block (4), the inside of the sliding block (4) is provided with a motor (5), one end of the motor (5) is fixedly connected with a threaded rod (6), one end of the sliding block (4) is fixedly connected with a fixed frame (7), the inner wall of the fixed frame (7) is slidably connected with a rotating rod (8), the surface of the rotating rod (8) is fixedly connected with a gear (9), the surface of the rotating rod (8) is rotatably connected with a connecting rod (10), the inside of the connecting rod (10) is inserted with an inserting rod (11), the surface of the inserting rod (11) is sleeved with a spring (12), and the inserting rod (11) is far away from one end of the rotating rod (8, the utility model discloses a fan water heater, including base (1), the inside of base (1) is inserted and is equipped with first water pipe (14), the regulation is connected with fan (15) on the inner wall of the upper portion of first water pipe (14), the bottom fixed surface of first water pipe (14) is connected with control valve (17), the bottom of base (1) is provided with header tank (18), the top fixedly connected with filter screen (19) of header tank (18), the inside of header tank (18) is run through there is second water pipe (16), the inner wall on fixedly connected with shower nozzle (20).
2. An eco-friendly jewelry drilling machine according to claim 1, wherein: the number of the spray heads (20) is three, and the spray heads (20) penetrate through the first water pipe (14) and are fixedly connected with the second water pipe (16).
3. An eco-friendly jewelry drilling machine according to claim 1, wherein: the number of the clamping heads (13) is four, the whole clamping heads (13) are arc-shaped, and fine thread grooves are formed in the surfaces of the clamping heads (13).
4. An eco-friendly jewelry drilling machine according to claim 1, wherein: the number of the gears (9) is four, and the gears (9) are meshed with the threaded rod (6).
5. An eco-friendly jewelry drilling machine according to claim 1, wherein: the top and bottom inner walls of the fixed frame (7) are provided with sliding grooves, and the size of the sliding groove surface is smaller than the area of the top and bottom ends of the fixed frame (7).
6. An eco-friendly jewelry drilling machine according to claim 1, wherein: and a graduated scale is arranged on the outer surface of the fixed block (3).
7. An eco-friendly jewelry drilling machine according to claim 1, wherein: the two motors (5) are arranged, and each motor (5) of the chain shares one switch, and the rotating speeds are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010828011.4A CN112026029A (en) | 2020-08-17 | 2020-08-17 | Jewelry drilling machine with environmental protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010828011.4A CN112026029A (en) | 2020-08-17 | 2020-08-17 | Jewelry drilling machine with environmental protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112026029A true CN112026029A (en) | 2020-12-04 |
Family
ID=73578222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010828011.4A Withdrawn CN112026029A (en) | 2020-08-17 | 2020-08-17 | Jewelry drilling machine with environmental protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112026029A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090320820A1 (en) * | 2008-06-25 | 2009-12-31 | Sinisi John J | Gemstone waterbath drill |
| CN106735395A (en) * | 2017-01-10 | 2017-05-31 | 安徽凤阳德诚科技有限公司 | A kind of dedusting drilling machine |
| CN107414386A (en) * | 2017-08-23 | 2017-12-01 | 湖州森纳德电子科技有限公司 | A kind of mechanical grip of electronic welding |
| CN206812240U (en) * | 2017-05-04 | 2017-12-29 | 诸暨帝龙珍珠有限公司 | A kind of jewelry production puncher easy to use |
| CN206936422U (en) * | 2017-06-22 | 2018-01-30 | 杜伟钗 | A kind of portable drilling machine |
| CN207088222U (en) * | 2017-06-16 | 2018-03-13 | 泉州市恒润伟业投资有限公司 | A kind of fluorite ore processes drilling equipment |
| CN207171847U (en) * | 2017-04-12 | 2018-04-03 | 东莞市立纳实业有限公司 | A kind of marking machine Multidirectional clamp |
| CN109808077A (en) * | 2018-03-30 | 2019-05-28 | 诸暨市晨翰饰品有限公司 | A kind of fixture that pearl is boring |
| CN209139870U (en) * | 2018-11-27 | 2019-07-23 | 卓拓精密工具（苏州）有限公司 | A kind of bench drill with dust suction |
| CN209302422U (en) * | 2018-11-30 | 2019-08-27 | 都兰金辉矿业有限公司 | A kind of fine ore bin bottom end dust cleaning device |
-
2020
- 2020-08-17 CN CN202010828011.4A patent/CN112026029A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090320820A1 (en) * | 2008-06-25 | 2009-12-31 | Sinisi John J | Gemstone waterbath drill |
| CN106735395A (en) * | 2017-01-10 | 2017-05-31 | 安徽凤阳德诚科技有限公司 | A kind of dedusting drilling machine |
| CN207171847U (en) * | 2017-04-12 | 2018-04-03 | 东莞市立纳实业有限公司 | A kind of marking machine Multidirectional clamp |
| CN206812240U (en) * | 2017-05-04 | 2017-12-29 | 诸暨帝龙珍珠有限公司 | A kind of jewelry production puncher easy to use |
| CN207088222U (en) * | 2017-06-16 | 2018-03-13 | 泉州市恒润伟业投资有限公司 | A kind of fluorite ore processes drilling equipment |
| CN206936422U (en) * | 2017-06-22 | 2018-01-30 | 杜伟钗 | A kind of portable drilling machine |
| CN107414386A (en) * | 2017-08-23 | 2017-12-01 | 湖州森纳德电子科技有限公司 | A kind of mechanical grip of electronic welding |
| CN109808077A (en) * | 2018-03-30 | 2019-05-28 | 诸暨市晨翰饰品有限公司 | A kind of fixture that pearl is boring |
| CN209139870U (en) * | 2018-11-27 | 2019-07-23 | 卓拓精密工具（苏州）有限公司 | A kind of bench drill with dust suction |
| CN209302422U (en) * | 2018-11-30 | 2019-08-27 | 都兰金辉矿业有限公司 | A kind of fine ore bin bottom end dust cleaning device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201204 |
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| WW01 | Invention patent application withdrawn after publication |