CN111112654A - Side hanging type main shaft for numerical control machine tool - Google Patents
Side hanging type main shaft for numerical control machine tool Download PDFInfo
- Publication number
- CN111112654A CN111112654A CN202010004701.8A CN202010004701A CN111112654A CN 111112654 A CN111112654 A CN 111112654A CN 202010004701 A CN202010004701 A CN 202010004701A CN 111112654 A CN111112654 A CN 111112654A
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- frame
- fixedly connected
- main shaft
- groove
- motor
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Classifications
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- 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
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
- B23Q11/0816—Foldable coverings, e.g. bellows
Abstract
The invention provides a side-hanging type spindle for a numerical control machine tool, and relates to the technical field of spindles of numerical control machine tools. The side-hanging type main shaft for the numerical control machine tool comprises a machine body, a sliding groove is arranged in the middle position of the top end of the machine body, the sliding groove is embedded and connected with a sliding seat in a sliding way, two first thread grooves are arranged inside the sliding seat, the positions of one side of the outer surface of the machine body, which correspond to the two first thread grooves, are both fixedly connected with first motors, the output ends of the two first motors are both fixedly connected with first thread shafts, two ends of the two first threaded shafts are rotatably connected with the machine body, the two first threaded shafts are respectively in threaded connection with the two first threaded grooves, the top end of the sliding seat is provided with a moving groove, the moving groove is embedded and connected with a moving seat in a sliding way, the inside of the moving seat is provided with a second thread groove, the side-hung type of the main shaft is far away, so that the operation of workers can be facilitated, and the observation operation is safer.
Description
Technical Field
The invention relates to the technical field of numerical control machine tool spindles, in particular to a side-hanging spindle for a numerical control machine tool.
Background
A numerical control machine is an automated machine equipped with a program control system capable of logically processing and decoding a program having control codes or other symbolic instructions, represented by coded numbers, input to the numerical control device through an information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and parts are automatically machined according to the shape and the size required by a drawing.
At present, a main shaft of a numerical control machine tool is mostly arranged right above a machine tool workbench and is arranged in the middle of the machine tool, the main shaft structure is inconvenient for the operation of workers when a workpiece is machined, and the danger is also large when the workers observe and operate.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a side-hanging type spindle for a numerical control machine tool, which solves the problem that the existing spindle of the machine tool is arranged in the middle of the machine tool, the spindle structure is inconvenient for processing a workpiece and is inconvenient for personnel to operate, and simultaneously, the problem that the danger is high when the workers observe and operate is also solved.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a side-hung spindle for a numerical control machine tool comprises a machine body, wherein a sliding groove is formed in the middle position of the top end of the machine body, the sliding groove is embedded in and slidably connected with a sliding seat, two first threaded grooves are formed in the sliding seat, first motors are fixedly connected to positions, corresponding to the two first threaded grooves, on one side of the outer surface of the machine body, output ends of the two first motors are fixedly connected with first threaded shafts, two ends of the two first threaded shafts are rotatably connected with the machine body, the two first threaded shafts are respectively in threaded connection with the two first threaded grooves, a moving groove is formed in the top end of the sliding seat, the moving groove is embedded in and slidably connected with a moving seat, a second threaded groove is formed in the moving seat, a second motor is fixedly connected to a position, corresponding to the second threaded groove, on one side of the outer surface of the sliding seat, and an output end of the second motor is fixedly connected with a second threaded, the two ends of the second threaded shaft are rotatably connected with the sliding seat, the second threaded shaft is in threaded connection with the second threaded groove, the top end of the movable seat is fixedly connected with a fixed frame, one end of the fixed frame, far away from the first motor, is provided with a lifting groove, the lifting groove is embedded and connected with a spindle frame, one end of the spindle frame, far away from the lifting groove, is fixedly connected with a connecting frame, the connecting frame is fixedly connected with a spindle, one side of the top end of the fixed frame is provided with a third motor, the output end of the third motor is fixedly connected with a third threaded shaft, the third threaded shaft is positioned in the lifting groove, the two ends of the third threaded shaft are rotatably connected with the fixed frame, the third threaded shaft is in threaded connection with the spindle frame, the position, close to the third motor, of the top end of the fixed frame is fixedly connected with a supporting frame, and the position, close to the third motor, one side of the support frame, which is far away from the first rotating wheel, is rotatably connected with a second rotating wheel, one side of the fixing frame is provided with a roller carrier, the bottom of the roller carrier is rotatably connected with a third rotating wheel, and the surfaces of the third rotating wheel, the second rotating wheel and the first rotating wheel are jointly provided with a transmission belt.
Preferably, the two ends of the transmission belt are respectively and fixedly connected with a first fixing piece and a second fixing piece, the first fixing piece is fixedly connected with the main shaft frame, and the second fixing piece is fixedly connected with the support frame.
Preferably, the sliding seat is connected with a telescopic shielding cover through a screw, and the sliding seat is connected with the machine body through a screw.
Preferably, the third motor and the fixing frame are fixedly connected with a motor bracket together.
Preferably, dustproof telescopic covers are arranged between the top end and the bottom end of the main shaft frame and the fixing frame.
Preferably, the bottom end of the machine body is fixedly connected with a bearing frame.
Preferably, one end of the support frame, which is far away from the fixing frame, is fixedly connected with a limiting cylinder, a limiting rod is embedded into the limiting cylinder in a sliding manner, and the limiting rod is fixedly connected with the roller frame.
The working principle is as follows: when the main shaft is used, when the movement of the main shaft in the Z-axis direction needs to be completed, the third motor on the motor support drives the third threaded shaft to rotate, so that the third threaded shaft drives the main shaft frame to complete vertical up-and-down movement in the lifting groove on the fixed frame, and simultaneously drives the connecting frame and the main shaft to complete the movement in the Z-axis direction, in the process, the first fixing piece at the top of the main shaft frame drives the transmission belt to move downwards or upwards, and the second fixing piece is fixed at the other end of the transmission belt, so that when the transmission belt moves on the surfaces of the first rotating wheel, the second rotating wheel and the third rotating wheel on the roller frame on the supporting frame, the limiting rod is driven to ascend or descend in the limiting cylinder, the stability of the main shaft frame during the movement can be further ensured, when the movement of the main shaft in the X-axis direction needs to be completed, the two first motors at the side edge of the machine body are started to respectively drive the two, make the sliding seat can accomplish lateral shifting in the sliding tray, thereby accomplish the main shaft in the removal of X axle direction, in this process, flexible shield cover can be along with the removal completion real-time flexible of sliding seat, thereby avoid the piece of cutting to fall into the sliding tray, when the motion of the Y axle direction of main shaft is accomplished to needs, the second motor drives the second thread inslot internal rotation of second threaded shaft in removing the seat, make and remove the seat and can remove in the sliding tray, thereby accomplish the main shaft in the removal of Y axle direction, therefore it is very convenient, because the main shaft is kept away from for the side-hung type, the staff's operation of being convenient for can be convenient for, it is safer to observe the operation.
(III) advantageous effects
The invention provides a side-hanging type main shaft for a numerical control machine tool. The method has the following beneficial effects:
1. the side-hung main shaft for the numerical control machine tool is convenient for workers to operate and safer in observation and operation due to the fact that the main shaft is far away from the side-hung type, and in addition, when the movement of the main shaft in the Z-axis direction needs to be completed, the third motor on the motor bracket drives the third threaded shaft to rotate, thereby the third threaded shaft drives the main shaft frame to complete vertical up-and-down movement in the lifting groove on the fixed frame, simultaneously drives the connecting frame and the main shaft to complete movement in the Z-axis direction, in the process, the first fixing piece at the top of the main shaft frame drives the transmission belt to move downwards or upwards, and the second fixing piece is fixed at the other end of the transmission belt, when the transmission belt moves on the surfaces of the first rotating wheel, the second rotating wheel and the third rotating wheel on the roller carrier, the limiting rod can be driven to ascend or descend in the limiting cylinder, and the stability of the main spindle frame during moving can be further guaranteed.
2. This a side-hung main shaft for digit control machine tool, flexible shield cover can be along with the removal of sliding seat accomplishes real-time flexible to avoid the piece of cutting to fall into the sliding tray, in addition, the third motor drives third threaded shaft and is rotating, when making third threaded shaft drive the main shaft frame accomplish vertical reciprocating in the lift inslot on the mount, dustproof flexible cover is also along with the main shaft frame is accomplished telescopically, thereby avoid the piece to get into the lift inslot, in order to reach protective apparatus's purpose.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic structural view of the retractable shielding case of the present invention;
fig. 4 is a side view of the present invention.
Wherein, 1, the body; 2. a sliding groove; 3. a sliding seat; 4. a movable seat; 5. a first motor; 6. a moving groove; 7. a first threaded shaft; 8. a first thread groove; 9. a telescopic shield; 10. a second thread groove; 11. a second threaded shaft; 12. a second motor; 13. a fixed mount; 14. a lifting groove; 15. a main shaft bracket; 16. a connecting frame; 17. a main shaft; 18. a dustproof telescopic cover; 19. a first fixing member; 20. a third motor; 21. a first rotating wheel; 22. a motor bracket; 23. a support frame; 24. a transmission belt; 25. a second rotating wheel; 26. a third rotating wheel; 27. a roller frame; 28. a limiting rod; 29. a limiting cylinder; 30. a second fixing member; 31. a third threaded shaft; 32. a bearing 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.
Example (b):
as shown in fig. 1-4, an embodiment of the present invention provides a side-hung spindle for a numerical control machine, including a machine body 1, a sliding groove 2 is formed at a middle position of a top end of the machine body 1, the sliding groove 2 is embedded in and slidably connected with a sliding seat 3, two first threaded grooves 8 are formed inside the sliding seat 3, a first motor 5 is fixedly connected to a position of one side of an outer surface of the machine body 1 corresponding to the two first threaded grooves 8, first threaded shafts 7 are fixedly connected to output ends of the two first motors 5, two ends of the two first threaded shafts 7 are rotatably connected to the machine body 1, the two first threaded shafts 7 are respectively in threaded connection with the two first threaded grooves 8, a moving groove 6 is formed at a top end of the sliding seat 3, the moving groove 6 is embedded in and slidably connected with a moving seat 4, a second threaded groove 10 is formed inside the moving seat 4, a second motor 12 is fixedly connected to a position of one side of an outer surface of the sliding seat 3 corresponding, the output end of the second motor 12 is fixedly connected with a second threaded shaft 11, two ends of the second threaded shaft 11 are rotatably connected with the sliding seat 3, the second threaded shaft 11 is in threaded connection with a second threaded groove 10, the top end of the movable seat 4 is fixedly connected with a fixed frame 13, one end of the fixed frame 13, which is far away from the first motor 5, is provided with a lifting groove 14, the lifting groove 14 is embedded and connected with a main shaft frame 15, one end of the main shaft frame 15, which is far away from the lifting groove 14, is fixedly connected with a connecting frame 16, the connecting frame 16 is fixedly connected with a main shaft 17, one side of the top end of the fixed frame 13 is provided with a third motor 20, the output end of the third motor 20 is fixedly connected with a third threaded shaft 31, the third threaded shaft 31 is positioned inside the lifting groove 14, two ends of the third threaded shaft 31 are rotatably connected with the fixed frame 13, the third threaded shaft 31 is in threaded connection with the main shaft frame 15, a first rotating wheel 21 is rotatably connected to a position of the supporting frame 23 close to the third motor 20, a second rotating wheel 25 is rotatably connected to a side of the supporting frame 23 far from the first rotating wheel 21, a roller frame 27 is arranged at one side of the fixed frame 13, a third rotating wheel 26 is rotatably connected to the bottom of the roller frame 27, a transmission belt 24 is arranged on the surfaces of the third rotating wheel 26, the second rotating wheel 25 and the first rotating wheel 21 together, when the movement of the main shaft 17 in the Z-axis direction needs to be completed, the third motor 20 on the motor support 22 drives the third threaded shaft 31 to rotate, so that the third threaded shaft 31 drives the main shaft frame 15 to vertically move up and down in the lifting groove 14 on the fixed frame 13, and simultaneously drives the connecting frame 16 and the main shaft 17 to complete the movement in the Z-axis direction, in the process, the first fixing member 19 at the top of the main shaft frame 15 drives the transmission belt 24 to move down or up, and because the other end of the transmission, when the driving belt 24 moves on the surfaces of the first rotating wheel 21, the second rotating wheel 25 on the supporting frame 23 and the third rotating wheel 26 on the roller frame 27, the driving belt drives the limiting rod 28 to ascend or descend in the limiting cylinder 29, so as to further ensure the stability of the main shaft frame 15 during movement, when the movement of the main shaft 17 in the X-axis direction needs to be completed, the two first motors 5 on the side of the machine body 1 are started to respectively drive the two first threaded shafts 7 to rotate in the first threaded grooves 8 in the sliding seat 3, so that the sliding seat 3 can complete transverse movement in the sliding groove 2, thereby completing the movement of the main shaft 17 in the X-axis direction, in the process, the telescopic shielding cover 9 can complete real-time telescopic movement along with the movement of the sliding seat 3, thereby preventing cut debris from falling into the sliding groove 2, and when the movement of the main shaft 17 in the Y-axis direction needs to be completed, the second motor 12 drives the second threaded shaft 11 to rotate in the second threaded groove 10 in the moving seat 4, the movable seat 4 can move in the movable groove 6, so that the main shaft 17 can move in the Y-axis direction, the operation is very convenient, the main shaft 17 is in a side-hanging type, the operation of workers can be facilitated, and the observation operation is safer.
The two ends of the transmission belt 24 are respectively and fixedly connected with a first fixing piece 19 and a second fixing piece 30, the first fixing piece 19 is fixedly connected with the main shaft frame 15, and the second fixing piece 30 is fixedly connected with the supporting frame 23, so that the main shaft frame 15 can drive the limiting rod 28 to complete lifting through the transmission belt 24 when moving; one end of the sliding seat 3, which is far away from the two first motors 5, is fixedly connected with a telescopic shielding cover 9 through screws, and one end of the telescopic shielding cover 9, which is far away from the sliding seat 3, is fixedly connected with the machine body 1 through screws, so that cut debris is prevented from falling into the sliding groove 2, and equipment is protected conveniently; the third motor 20 and the fixing frame 13 are fixedly connected with a motor bracket 22 together, so that the third motor 20 is conveniently fixed and supported; a dustproof telescopic cover 18 is arranged between the top end and the bottom end of the main shaft frame 15 and the fixed frame 13, so that debris is prevented from entering the lifting groove 14, and the purpose of protecting equipment is achieved; the bottom end of the machine body 1 is fixedly connected with a bearing frame 32, so that the whole equipment is conveniently fixed and supported; one end of the supporting frame 23 far from the fixed frame 13 is fixedly connected with a limiting cylinder 29, a limiting rod 28 is embedded in the limiting cylinder 29 and is connected with the roller frame 27 in a sliding manner, the limiting rod 28 is fixedly connected with the roller frame 27, and when the driving belt 24 moves on the surfaces of the first rotating wheel 21, the second rotating wheel 25 and the third rotating wheel 26 on the supporting frame 23 and the roller frame 27, the limiting rod 28 is driven to ascend or descend in the limiting cylinder 29, so that the stability of the spindle frame 15 during moving can be further ensured.
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. The utility model provides a side-hung main shaft for digit control machine tool, includes organism (1), its characterized in that: the middle position of the top end of the machine body (1) is provided with a sliding groove (2), the sliding groove (2) is embedded into and slidably connected with a sliding seat (3), the inside of the sliding seat (3) is provided with two first thread grooves (8), one side of the outer surface of the machine body (1) corresponding to the positions of the two first thread grooves (8) is fixedly connected with a first motor (5), the output ends of the two first motors (5) are fixedly connected with first thread shafts (7), the two ends of the two first thread shafts (7) are rotatably connected with the machine body (1), the two first thread shafts (7) are respectively in threaded connection with the two first thread grooves (8), the top end of the sliding seat (3) is provided with a moving groove (6), the moving groove (6) is embedded into and slidably connected with a moving seat (4), the inside of the moving seat (4) is provided with a second thread groove (10), a second motor (12) is fixedly connected to one side of the outer surface of the sliding seat (3) corresponding to the position of the second threaded groove (10), a second threaded shaft (11) is fixedly connected to the output end of the second motor (12), the two ends of the second threaded shaft (11) are rotatably connected with the sliding seat (3), the second threaded shaft (11) is in threaded connection with the second threaded groove (10), a fixing frame (13) is fixedly connected to the top end of the moving seat (4), a lifting groove (14) is formed in one end, away from the first motor (5), of the fixing frame (13), a main shaft frame (15) is connected to the lifting groove (14) in an embedded mode, a connecting frame (16) is fixedly connected to one end, away from the lifting groove (14), of the main shaft frame (15), a main shaft (17) is fixedly connected to the connecting frame (16), a third motor (20) is arranged on one side of the top end of the fixing frame (13), output fixedly connected with third threaded shaft (31) of third motor (20), and third threaded shaft (31) are located the inside of lift groove (14), rotate between both ends and mount (13) of third threaded shaft (31) and be connected, threaded connection between third threaded shaft (31) and main shaft frame (15), the top of mount (13) is close to position fixedly connected with support frame (23) of third motor (20), the position that is close to third motor (20) of support frame (23) is rotated and is connected with first rotation wheel (21), one side rotation that first rotation wheel (21) was kept away from in support frame (23) is connected with second rotation wheel (25), one side of mount (13) is provided with gyro wheel frame (27), the bottom of gyro wheel frame (27) is rotated and is connected with third rotation wheel (26), third rotation wheel (26), The second rotating wheel (25) and the surface of the first rotating wheel (21) are provided with a transmission belt (24) together.
2. The side-hung type spindle for a numerical control machine according to claim 1, wherein: the two ends of the transmission belt (24) are respectively fixedly connected with a first fixing piece (19) and a second fixing piece (30), the first fixing piece (19) is fixedly connected with the main shaft frame (15), and the second fixing piece (30) is fixedly connected with the supporting frame (23).
3. The side-hung type spindle for a numerical control machine according to claim 1, wherein: one end of the sliding seat (3) far away from the two first motors (5) is fixedly connected with a telescopic shielding cover (9) through screws, and one end of the telescopic shielding cover (9) far away from the sliding seat (3) is fixedly connected with the machine body (1) through screws.
4. The side-hung type spindle for a numerical control machine according to claim 1, wherein: and the third motor (20) and the fixing frame (13) are fixedly connected with a motor bracket (22) together.
5. The side-hung type spindle for a numerical control machine according to claim 1, wherein: dustproof telescopic covers (18) are arranged between the top end and the bottom end of the main shaft frame (15) and the fixed frame (13).
6. The side-hung type spindle for a numerical control machine according to claim 1, wherein: the bottom end of the machine body (1) is fixedly connected with a bearing frame (32).
7. The side-hung type spindle for a numerical control machine according to claim 1, wherein: one end of the support frame (23) far away from the fixing frame (13) is fixedly connected with a limiting cylinder (29), the limiting cylinder (29) is embedded into a limiting rod (28) in a sliding mode, and the limiting rod (28) is fixedly connected with the roller frame (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010004701.8A CN111112654A (en) | 2020-01-03 | 2020-01-03 | Side hanging type main shaft for numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010004701.8A CN111112654A (en) | 2020-01-03 | 2020-01-03 | Side hanging type main shaft for numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111112654A true CN111112654A (en) | 2020-05-08 |
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ID=70507641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010004701.8A Pending CN111112654A (en) | 2020-01-03 | 2020-01-03 | Side hanging type main shaft for numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111112654A (en) |
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| CN202097602U (en) * | 2011-05-11 | 2012-01-04 | 上海三一精机有限公司 | Balancing device of spindle box of floor-mounted boring and milling machine |
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| CN206169314U (en) * | 2016-09-26 | 2017-05-17 | 苏州德扬数控机械有限公司 | Spindle motor side -hanging manner digit control machine tool |
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| CN107414586A (en) * | 2017-08-11 | 2017-12-01 | 安徽池州伟舜机电有限公司 | A kind of CNC milling machine |
| CN207326416U (en) * | 2017-10-12 | 2018-05-08 | 温岭市台昇机床有限公司 | A kind of complex milling machine tool |
| CN108637784A (en) * | 2018-07-05 | 2018-10-12 | 广东科杰机械自动化有限公司 | A kind of flexible safeguard structure for numerically-controlled machine tool |
| CN110280797A (en) * | 2019-07-10 | 2019-09-27 | 惠州捷耀数控机械有限公司 | A kind of CNC horizontal milling & boring machine |
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| CN202097602U (en) * | 2011-05-11 | 2012-01-04 | 上海三一精机有限公司 | Balancing device of spindle box of floor-mounted boring and milling machine |
| CN203003591U (en) * | 2012-10-30 | 2013-06-19 | 南京肯信精密机器制造有限公司 | Novel pneumatic counterweight device assembly |
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| CN104325351A (en) * | 2013-11-12 | 2015-02-04 | 柳州正菱重型数控机床有限公司 | Spindle box gravity center balancing device of boring-milling machine |
| CN203831082U (en) * | 2014-03-05 | 2014-09-17 | 杭州大天数控机床有限公司 | Combined-stand-column machining center |
| CN104400529A (en) * | 2014-12-03 | 2015-03-11 | 佛山市普拉迪数控科技有限公司 | Tool changing mechanism with eccentric spindle box body |
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| CN206215951U (en) * | 2016-12-07 | 2017-06-06 | 汉中蓝天精密机械有限责任公司 | Numerical control horizontal boring-milling bed |
| CN107414586A (en) * | 2017-08-11 | 2017-12-01 | 安徽池州伟舜机电有限公司 | A kind of CNC milling machine |
| CN207326416U (en) * | 2017-10-12 | 2018-05-08 | 温岭市台昇机床有限公司 | A kind of complex milling machine tool |
| CN108637784A (en) * | 2018-07-05 | 2018-10-12 | 广东科杰机械自动化有限公司 | A kind of flexible safeguard structure for numerically-controlled machine tool |
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Application publication date: 20200508 |
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| RJ01 | Rejection of invention patent application after publication |