CN114918458A - Net rack steel ball processing device - Google Patents
Net rack steel ball processing device Download PDFInfo
- Publication number
- CN114918458A CN114918458A CN202210633365.2A CN202210633365A CN114918458A CN 114918458 A CN114918458 A CN 114918458A CN 202210633365 A CN202210633365 A CN 202210633365A CN 114918458 A CN114918458 A CN 114918458A
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- CN
- China
- Prior art keywords
- steel ball
- negative pressure
- net rack
- processing device
- ball processing
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- 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
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- 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
- B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
-
- 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
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
-
- 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
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a net rack steel ball processing device in the technical field of net rack steel ball processing equipment, which comprises a top plate, wherein the top of the top plate is provided with a fixed column, the outside of a drill rod is provided with a stabilizing component, the stabilizing component is used for positioning the drill rod, the top of the top plate is provided with a placing seat, the top of the placing seat is provided with a placing groove, the inside of the placing seat is provided with a negative pressure cavity, the inside of the placing groove is provided with a plurality of groups of negative pressure holes communicated with the inside of the negative pressure cavity, the right side wall of the placing seat is communicated with a negative pressure pipe in a penetrating way, the right side of the top plate is provided with a vacuum adsorption pump, one end of the negative pressure pipe is connected with the vacuum adsorption pump, the net rack steel ball can be adsorbed and fixed in the placing groove under the action of the vacuum adsorption pump, the negative pressure pipe, the negative pressure cavity and the negative pressure holes, the surface of the steel ball can be conveniently adjusted, the traditional clamping mechanism is used for clamping, and when a plurality of holes are needed to be drilled on the surface of the steel ball, the problem that the clamping is carried out by the workers for many times is solved, and the drilling efficiency is improved.
Description
Technical Field
The invention relates to the technical field of net rack steel ball processing equipment, in particular to a net rack steel ball processing device.
Background
The net rack steel ball is used as a part for making nodes in a steel ball net rack, the steel ball net rack is a net-shaped linking frame made of seamless steel pipes, steel balls and high-strength bolts, and along with the continuous development of science and technology, the requirements of people on the processing of the net rack steel ball are higher and higher; the whole appearance of rack steel ball is the ball form, and distributes on the spheroid outer wall and has seted up the connection screw, carries out the connection of steelframe through the screw, need carry out tapping drilling to fashioned steel ball in the course of working of rack steel ball.
Current rack steel ball processingequipment mostly all uses clamping structure to process the steel ball, when needing to bore a plurality of holes to the steel ball surface, needs the staff to carry out the centre gripping many times, and the centre gripping is loaded down with trivial details, extravagant work efficiency, and current steel ball processingequipment can not fix a position the drilling rod moreover, leads to drilling on the steel ball surface that the drilling rod can not be accurate, reduces the drilling accuracy.
Disclosure of Invention
The invention aims to provide a net rack steel ball processing device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the net rack steel ball processing device comprises a top plate, wherein a fixed column is arranged on the top of the top plate, a sliding groove is formed in the front side wall of the fixed column, a hydraulic rod is arranged at the bottom in the sliding groove, a sliding block is arranged at the top of the hydraulic rod, a sliding plate is arranged on the front side wall of the sliding block, a hydraulic cylinder is arranged on the top of the sliding plate, the power output end of the hydraulic cylinder is connected with a first hydraulic rod, one end of the first hydraulic rod penetrates through the top of the sliding plate and is connected with a motor below the sliding plate, a drill rod is connected to the output end of the motor, a stabilizing component is arranged outside the drill rod and is used for positioning the drill rod, a placing seat is arranged on the top of the top plate, a placing groove is formed in the top of the placing seat, a negative pressure cavity is formed in the placing seat, a plurality of groups of negative pressure holes communicated with the interior of the negative pressure cavity are formed in the placing groove, and a negative pressure pipe is arranged on the right side wall of the placing seat in a penetrating and communicating manner, the vacuum adsorption pump is arranged on the right side of the top plate, and one end of the negative pressure pipe is connected with the vacuum adsorption pump.
Further, firm subassembly includes that the drilling rod outer wall cup joints the firm cover that is equipped with, firm cover top seted up with drilling rod assorted through-hole, sliding plate top right side runs through the intercommunication and is equipped with the rack, the rack bottom is connected with firm cover top right side, the sliding plate top is equipped with the mounting panel, the inside gear that meshes with the rack that is equipped with of mounting panel, the lateral wall runs through the installation before the gear and is equipped with the pivot, pivot one end is connected with the bearing that the back lateral wall was equipped with in the mounting panel, the lateral wall is equipped with the rotating electrical machines before the mounting panel, lateral wall is connected with the pivot other end before the rotating electrical machines one end runs through the mounting panel.
Furthermore, a limiting rod is movably arranged on the left side of the top of the sliding plate in a penetrating mode, and the bottom of the limiting rod is connected with the top of the stable cover.
Further, the stable cover is arranged in a semicircular shape.
Further, the mounting panel is the setting of U-shaped, just the mounting panel opening sets up to the left.
Furthermore, a plurality of groups of negative pressure holes are distributed on the inner wall of the placing groove in an annular array.
Further, the placing groove is arranged in a semicircular shape.
Furthermore, a limiting groove is formed in the inner rear side wall of the sliding groove, and a limiting block matched with the limiting groove is arranged on the rear side wall of the sliding block.
Furthermore, the left side wall of the placing seat is movably provided with an air outlet pipe in a penetrating mode, the outer wall of the air outlet pipe is provided with a control valve, and the outer wall of the negative pressure pipe is provided with a first control valve.
Furthermore, four groups of supporting legs are arranged at the bottom of the top plate, and the four groups of supporting legs are distributed at the bottom of the top plate in a rectangular array.
Compared with the prior art, the invention has the beneficial effects that:
1. this practicality can adsorb the steel ball to fix in the standing groove under the effect of vacuum adsorption pump, negative pressure pipe, negative pressure chamber and negative pressure hole, can conveniently adjust the face that the steel ball needs to drill, has solved traditional needs fixture and has carried out the centre gripping, when needing to bore a plurality of holes to the steel ball surface, needs the staff to carry out the problem of centre gripping many times, improves drilling efficiency.
2. This practicality can be fixed the upper surface of steel ball under firm cover, gag lever post, rack, mounting panel, gear, pivot and rotating electrical machines's effect, then the drilling rod drills the steel ball through the through-hole to can fix a position the drilling rod, make drilling rod can be accurate drill on the steel ball surface, improve the drilling accuracy.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a schematic structural view of the present invention A;
fig. 4 is a schematic view of the internal structure of the seat of the present invention.
In the figure: 1. supporting legs; 2. a top plate; 3. a placing seat; 4. a vacuum adsorption pump; 5. a chute; 6. a hydraulic lever; 7. a stabilizing assembly; 8. a drill stem; 9. a motor; 10. a first hydraulic rod; 11. a sliding plate; 12. a hydraulic cylinder; 13. a slider; 14. fixing a column; 15. a limiting rod; 16. a stabilizing cover; 17. a rack; 18. mounting a plate; 19. a gear; 20. a rotating shaft; 21. a rotating electric machine; 22. a negative pressure hole; 23. a placement groove; 24. a negative pressure tube; 25. a negative pressure chamber; 26. and an air outlet pipe.
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.
Example 1:
referring to fig. 1, the present invention provides a technical solution: the net rack steel ball processing device comprises a top plate 2, wherein a fixed column 14 is arranged at the top of the top plate 2, a sliding groove 5 is formed in the front side wall of the fixed column 14, a hydraulic rod 6 is arranged at the bottom in the sliding groove 5, a sliding block 13 is arranged at the top of the hydraulic rod 6, a sliding plate 11 is arranged at the front side wall of the sliding block 13, a hydraulic cylinder 12 is arranged at the top of the sliding plate 11, a hydraulic rod 10 is connected to the power output end of the hydraulic cylinder 12, one end of the hydraulic rod 10 penetrates through the top of the sliding plate 11 to be connected with a motor 9 arranged below the sliding plate 11, a drill rod 8 is connected to the output end of the motor 9, a stabilizing component 7 is arranged outside the drill rod 8, the stabilizing component 7 is used for positioning the drill rod 8, a placing seat 3 is arranged at the top of the top plate 2, a placing groove 23 is formed in the top of the placing seat 3, a semi-circular arrangement is formed in the placing groove 23, a negative pressure cavity 25 is formed in the placing seat 3, a plurality of negative pressure holes 22 communicated with the inside of the negative pressure cavity 25, place 3 right side walls of seat and run through the intercommunication and be equipped with negative pressure pipe 24, 2 top right sides of roof are equipped with vacuum adsorption pump 4, and negative pressure pipe 24 one end is connected with vacuum adsorption pump 4.
Preferably, firm subassembly 7 includes that 8 outer walls of drilling rod cup joints the firm cover 16 that is equipped with, firm cover 16 is the setting of semicircle shape, firm cover 16 top seted up with 8 assorted through-holes of drilling rod, sliding plate 11 top right side is run through the intercommunication and is equipped with rack 17, rack 17 bottom is connected with firm cover 16 top right side, sliding plate 11 top is equipped with mounting panel 18, 18 inside gear 19 with rack 17 engaged with that is equipped with of mounting panel, the lateral wall runs through the installation before the gear 19 and is equipped with pivot 20, the bearing that the back lateral wall was equipped with in 20 one end of pivot and the mounting panel 18 is connected, the lateral wall is equipped with rotating electrical machines 21 before the mounting panel 18, rotating electrical machines 21 one end runs through the lateral wall before the mounting panel 18 and is connected with the 20 other ends of pivot.
Preferably, the sliding plate 11 is movably provided with a limiting rod 15 penetrating through the left side of the top, the bottom of the limiting rod 15 is connected with the top of the stabilizing cover 16, and the stabilizing cover 16 is enabled to move up and down more stably under the action of the limiting rod 5.
Preferably, the mounting plate 18 is U-shaped, and the opening of the mounting plate 18 is arranged to the left, so that the gear 19 rotates to drive the rack 17 to move up and down.
Preferably, the multiple groups of negative pressure holes 22 are distributed on the inner wall of the placing groove 23 in an annular array, and the multiple groups of negative pressure holes 22 can better adsorb the steel balls.
Preferably, the rear side wall has been seted up the spacing groove in the spout 5, and slider 13 rear side wall is equipped with spacing groove assorted stopper, makes slider 13 reciprocate more stably in spout 5 under the effect of spacing groove and stopper.
Preferably, place 3 left side wall activities of seat and run through and be equipped with outlet duct 26, 26 outer walls of outlet duct are equipped with the control valve, 24 outer walls of negative pressure pipe are equipped with control valve one, when needing to change the face to the steel ball and carry out drilling, the staff closes control valve one, then open the control valve, thereby can be the same with the inside atmospheric pressure in negative pressure chamber 25 and outside atmospheric pressure, then rotate the steel ball and change the surface, then the staff opens control valve one, then close the control valve, then adsorb the steel ball under the effect of vacuum adsorption pump 4.
Preferably, 2 bottoms of roof are equipped with four groups of supporting legs 1, and four groups of supporting legs 1 are the rectangular array and distribute in 2 bottoms of roof, make whole processingequipment more stable under supporting leg 1's effect.
The working principle is as follows: the steel ball is placed in the placing groove 23, air in the negative pressure cavity 25 is pumped out under the action of the vacuum adsorption pump 4 and the negative pressure pipe 24, so that the negative pressure cavity 5 is in a negative pressure state, the negative pressure hole 22 can adsorb the steel ball, then the slide block 13 is driven to move downwards in the sliding groove 5 under the action of the hydraulic rod 6, then the rotating shaft 20 is driven to rotate under the action of the rotating motor 21, the rotating shaft 20 drives the gear 19 to rotate, the gear 19 drives the rack 17 to move downwards, so that the stable cover 16 is driven to extrude the upper surface of the steel ball, then the hydraulic rod 10 is driven to move downwards under the action of the hydraulic cylinder 12, the hydraulic rod 10 drives the motor 9 to move downwards, so that the drill rod 8 is in contact with the surface of the steel ball through the through hole, then the drill rod 8 is driven to rotate under the action of the motor 9, so that the drill rod 8 can drill the steel ball, when drilling needs to be carried out on the replacement surface of the steel ball, a worker closes the first control valve and then opens the first control valve, so that the internal air pressure of the negative pressure cavity 25 can be the same as the external air pressure, then the steel ball is rotated to replace the surface, then the worker opens the first control valve and then closes the first control valve, and then the steel ball is adsorbed under the action of the vacuum adsorption pump 4, so that the use is convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (10)
1. Net rack steel ball processingequipment, including roof (2), its characterized in that: the drill rod fixing device is characterized in that a fixing column (14) is arranged at the top of the top plate (2), a sliding groove (5) is formed in the front side wall of the fixing column (14), a hydraulic rod (6) is arranged at the bottom of the sliding groove (5), a sliding block (13) is arranged at the top of the hydraulic rod (6), a sliding plate (11) is arranged on the front side wall of the sliding block (13), a hydraulic cylinder (12) is arranged at the top of the sliding plate (11), a hydraulic rod I (10) is connected to the power output end of the hydraulic cylinder (12), one end of the hydraulic rod I (10) penetrates through the top of the sliding plate (11) to be connected with a motor (9) arranged below the sliding plate (11), a drill rod (8) is connected to the output end of the motor (9), a stabilizing component (7) is arranged outside the drill rod (8), the stabilizing component (7) is used for positioning the drill rod (8), and a placing seat (3) is arranged at the top of the top plate (2), place seat (3) top and seted up standing groove (23), place seat (3) inside negative pressure chamber (25) of having seted up, standing groove (23) inside has seted up multiunit and negative pressure chamber (25) inside negative pressure hole (22) of being linked together, it runs through the intercommunication and is equipped with negative pressure pipe (24) to place seat (3) right side wall, roof (2) top right side is equipped with vacuum adsorption pump (4), negative pressure pipe (24) one end is connected with vacuum adsorption pump (4).
2. The net rack steel ball processing device according to claim 1, characterized in that: the stabilizing component (7) comprises a stabilizing cover (16) sleeved on the outer wall of the drill rod (8), the top of the stable cover (16) is provided with a through hole matched with the drill rod (8), the right side of the top of the sliding plate (11) is communicated with a rack (17), the bottom of the rack (17) is connected with the right side of the top of the stable cover (16), the top of the sliding plate (11) is provided with a mounting plate (18), a gear (19) meshed with the rack (17) is arranged in the mounting plate (18), a rotating shaft (20) is installed on the front side wall of the gear (19) in a penetrating way, one end of the rotating shaft (20) is connected with a bearing arranged on the inner rear side wall of the installation plate (18), lateral wall is equipped with rotating electrical machines (21) before mounting panel (18), lateral wall is connected with pivot (20) the other end before mounting panel (18) is run through to rotating electrical machines (21) one end.
3. The net rack steel ball processing device according to claim 2, characterized in that: the left side of the top of the sliding plate (11) is movably provided with a limiting rod (15) in a penetrating mode, and the bottom of the limiting rod (15) is connected with the top of the stabilizing cover (16).
4. The net rack steel ball processing device according to claim 2, characterized in that: the stabilizing cover (16) is arranged in a semicircular shape.
5. The net rack steel ball processing device according to claim 2, characterized in that: the mounting plate (18) is arranged in a U shape, and the opening of the mounting plate (18) is arranged leftwards.
6. The net rack steel ball processing device according to claim 1, characterized in that: the multiple groups of negative pressure holes (22) are distributed on the inner wall of the placing groove (23) in an annular array.
7. The net rack steel ball processing device according to claim 1, characterized in that: the placing groove (23) is arranged in a semicircular shape.
8. The net rack steel ball processing device according to claim 1, characterized in that: the limiting groove is formed in the inner rear side wall of the sliding groove (5), and the limiting block matched with the limiting groove is arranged on the rear side wall of the sliding block (13).
9. The net rack steel ball processing device according to claim 1, characterized in that: the left side wall of the placing seat (3) is movably provided with an air outlet pipe (26) in a penetrating mode, the outer wall of the air outlet pipe (26) is provided with a control valve, and the outer wall of the negative pressure pipe (24) is provided with a control valve I.
10. The net rack steel ball processing device according to claim 1, characterized in that: roof (2) bottom is equipped with four groups supporting leg (1), four groups supporting leg (1) are in roof (2) bottom is rectangular array and distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633365.2A CN114918458A (en) | 2022-06-06 | 2022-06-06 | Net rack steel ball processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210633365.2A CN114918458A (en) | 2022-06-06 | 2022-06-06 | Net rack steel ball processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114918458A true CN114918458A (en) | 2022-08-19 |
Family
ID=82813171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210633365.2A Pending CN114918458A (en) | 2022-06-06 | 2022-06-06 | Net rack steel ball processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114918458A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5507605A (en) * | 1993-11-22 | 1996-04-16 | Bae; Suk-Kyu | Finger hole drilling machine for bowling ball |
| CN206123489U (en) * | 2016-11-03 | 2017-04-26 | 利欧集团浙江泵业有限公司 | Spheroid work piece negative pressure absorption clamping utensil |
| CN107309695A (en) * | 2017-08-21 | 2017-11-03 | 成都磁动势科技有限公司 | Spherical work-piece electromagnetic gripping device |
| CN112170892A (en) * | 2020-09-25 | 2021-01-05 | 韩璐 | Drilling equipment for spherical articles |
| CN212526942U (en) * | 2019-11-15 | 2021-02-12 | 西华大学 | Machining is with hemisphere casing vacuum adsorption frock clamp |
| CN112620706A (en) * | 2020-12-16 | 2021-04-09 | 徐州通域空间结构有限公司 | Slotting equipment for bolt ball processing |
| CN213080786U (en) * | 2020-07-23 | 2021-04-30 | 李华 | Sphere adds clamping apparatus |
| CN213135881U (en) * | 2020-07-21 | 2021-05-07 | 南京固驰数控科技有限公司 | Numerical control machining center drilling device for machining spherical workpiece |
| CN213496603U (en) * | 2020-06-23 | 2021-06-22 | 苏州良晓信息科技有限公司 | Drilling machine tool for machining spherical workpiece |
| CN113941863A (en) * | 2021-11-18 | 2022-01-18 | 芜湖天航重工股份有限公司 | Net rack steel ball processing device |
-
2022
- 2022-06-06 CN CN202210633365.2A patent/CN114918458A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5507605A (en) * | 1993-11-22 | 1996-04-16 | Bae; Suk-Kyu | Finger hole drilling machine for bowling ball |
| CN206123489U (en) * | 2016-11-03 | 2017-04-26 | 利欧集团浙江泵业有限公司 | Spheroid work piece negative pressure absorption clamping utensil |
| CN107309695A (en) * | 2017-08-21 | 2017-11-03 | 成都磁动势科技有限公司 | Spherical work-piece electromagnetic gripping device |
| CN212526942U (en) * | 2019-11-15 | 2021-02-12 | 西华大学 | Machining is with hemisphere casing vacuum adsorption frock clamp |
| CN213496603U (en) * | 2020-06-23 | 2021-06-22 | 苏州良晓信息科技有限公司 | Drilling machine tool for machining spherical workpiece |
| CN213135881U (en) * | 2020-07-21 | 2021-05-07 | 南京固驰数控科技有限公司 | Numerical control machining center drilling device for machining spherical workpiece |
| CN213080786U (en) * | 2020-07-23 | 2021-04-30 | 李华 | Sphere adds clamping apparatus |
| CN112170892A (en) * | 2020-09-25 | 2021-01-05 | 韩璐 | Drilling equipment for spherical articles |
| CN112620706A (en) * | 2020-12-16 | 2021-04-09 | 徐州通域空间结构有限公司 | Slotting equipment for bolt ball processing |
| CN113941863A (en) * | 2021-11-18 | 2022-01-18 | 芜湖天航重工股份有限公司 | Net rack steel ball processing device |
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