CN215658951U - Taper hole boring machine for machining steel structural part - Google Patents
Taper hole boring machine for machining steel structural part Download PDFInfo
- Publication number
- CN215658951U CN215658951U CN202121571471.XU CN202121571471U CN215658951U CN 215658951 U CN215658951 U CN 215658951U CN 202121571471 U CN202121571471 U CN 202121571471U CN 215658951 U CN215658951 U CN 215658951U
- Authority
- CN
- China
- Prior art keywords
- collecting box
- boring machine
- shaped
- taper hole
- fixedly connected
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 238000003754 machining Methods 0.000 title claims abstract description 14
- 230000008093 supporting effect Effects 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model discloses a taper hole boring machine for machining a steel structural member, which comprises a horizontally placed chip collecting box, wherein sliding grooves are formed in the top end of the inner wall of one opposite side of the chip collecting box, the same supporting component is arranged in the two sliding grooves, a horizontally placed supporting plate is fixedly connected to the bottom end of one side of the outer wall of the chip collecting box, a horizontally placed partition plate is fixedly connected to the inside of the chip collecting box, material guide openings are formed in positions, far away from strip-shaped openings, of the two sides of the top end of the partition plate, strip-shaped openings are formed in the two sides of the top end of the partition plate, the two strip-shaped openings are connected with a same horizontally placed n-type positioning frame in a sliding mode, and connecting frames are arranged on the two sides of the bottom end of the n-type positioning frame. The steel structure supporting device can realize the supporting effect of the steel structure, can drive the steel structure to move by matching with the arranged multi-edge slide rod, is favorable for processing operation, and can realize the purpose of quick positioning by combining with the arranged locking assembly and improve the processing effect.
Description
Technical Field
The utility model relates to the technical field of structural member processing, in particular to a taper hole boring machine for processing a steel structural member.
Background
The boring machine is a special device for processing deep-hole workpieces of oil cylinders, air cylinders and hydraulic cylinders, and can also be used for processing main shaft holes, blind holes and stepped holes of a machine tool, the machine tool not only can undertake various drilling and boring, but also can carry out rolling processing, and an internal chip removal method or an external chip removal method is adopted during drilling, and the boring machine is also used for precision boring processing of inner holes of other mechanical parts and can also be used for processing steel structural members.
The existing boring machine is poor in functionality, most of the existing boring machines are only single in boring, unified collection can not be carried out on chips in the working process, the existing boring machines often fall on the ground, manual cleaning is needed for environmental protection, the difficulty of work is increased, the working efficiency is greatly reduced, and the existing boring machine for the taper holes machined by steel structural members is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a taper hole boring machine for machining a steel structural member.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a taper hole boring machine for processing a steel structural member comprises a horizontally placed chip collecting box, wherein sliding grooves are formed in the top end of the inner wall of one side, opposite to the chip collecting box, of the chip collecting box, the same supporting component is arranged in the two sliding grooves, a horizontally placed supporting plate is fixedly connected to the bottom end of one side of the outer wall of the chip collecting box, a horizontally placed partition plate is fixedly connected to the inside of the chip collecting box, material guide openings are formed in positions, far away from strip-shaped openings, of the two sides of the top end of the partition plate, strip-shaped openings are formed in the two sides of the top end of the partition plate, the two strip-shaped openings are respectively and slidably connected with a horizontally placed n-type positioning frame, connecting frames are arranged on the two sides of the bottom end of the n-type positioning frame, locking components for fixing the supporting components are arranged on the n-type positioning frame, a vertically placed arc-shaped plate is fixedly connected to the positions, far away from the connecting frames, of the bottom end of one side, opposite to the chip collecting box, chip removing openings are formed in the bottom end of the chip collecting box, and all be equipped with row material subassembly in two chip removal mouths, the collection bits incasement is equipped with and is used for realizing link pivoted drive assembly, and just collects bits case and two supporting seats of the vertical placing of backup pad bottom homoenergetic fixedly connected with, n type locating rack is close to baffle one side and inlays the brush hair that is equipped with the vertical placing of a plurality of.
Further, arrange the material subassembly and include vertical fly leaf and the extension spring of placing, the fly leaf rotates with the bits of exhaust mouth inner wall to be connected, and the fly leaf is close to that arc one side is articulated to have the L type push pedal that the level was placed, the vertical push rod of placing of L type push pedal minor face bottom fixedly connected with, and the push rod bottom passes the hand (hold) that collection bits case fixedly connected with level was placed, the extension spring cup joints near hand (hold) position department with the push rod, and both ends weld with arc and hand (hold) respectively about the extension spring.
Further, drive assembly includes motor and the pivot that the level was placed, the pivot is connected near link position department rotation with collection bits incasement wall, the motor is close to second linking arm one side fixed connection with collection bits incasement wall, and motor output shaft passes collection bits case and pivot one end fixed connection.
Further, the link includes first linking arm and the second linking arm that the slope was placed, it is articulated between first linking arm and the second linking arm, and just first linking arm top is articulated with n type locating rack bottom one side, second linking arm bottom cup joints with the pivot, and passes through the bolt fastening between second linking arm and the pivot.
Further, the motor is connected with a switch, and the switch is connected with a power line.
Further, the locking assembly comprises an L-shaped fixing block and a fixing pin, wherein the L-shaped fixing block is horizontally arranged, the long edge of the L-shaped fixing block is sleeved with the middle of the multi-edge sliding rod, and the short edge of the L-shaped fixing block is fixed with the n-shaped positioning frame through the fixing pin.
Further, locking Assembly includes L type fixed block and the fixed pin that the level was placed, the long limit of L type fixed block cup joints with many arriss slide bar middle part, and fixes through fastening bolt between L type fixed block minor face and the n type locating rack.
The utility model has the beneficial effects that:
1. through setting up the backup pad, can install the boring machine, the follow-up processing of being convenient for cooperates four supporting seats that set up for the course of working is more stable, combines the row's of setting material subassembly, and the piece of taking out that can be quick guarantees good operational environment.
2. Through setting up U type fixing base, can realize the supporting role of steel structure, the many arriss slide bar that the cooperation set up can drive steel structure and remove, is favorable to the processing operation, combines the locking Assembly who sets up, realizes quick location purpose, improves the processing effect.
3. Through setting up n type locating rack and brush hair, can clear up the piece on baffle surface, avoid appearing piling up the phenomenon, the link and the motor that the cooperation set up not only can realize the brush hair to the reciprocal cleanness of baffle, also can promote the steel structure spare automatically, alleviate the intensity of work.
Drawings
FIG. 1 is a schematic perspective view of a taper hole boring machine for machining a steel structural member according to the present invention, including an embodiment 1;
FIG. 2 is a schematic structural diagram of a side cross-sectional view of a taper hole boring machine for machining a steel structural member according to the present invention;
FIG. 3 is a schematic view of an internal cross-sectional three-dimensional structure of a workbench of a taper hole boring machine for machining a steel structural member according to the present invention;
FIG. 4 is a schematic top view of a taper hole boring machine for machining a steel structural member according to the present invention, including embodiment 1;
fig. 5 is a schematic structural diagram of an embodiment 2 of the taper hole boring machine for machining a steel structural member according to the present invention.
In the figure: 1. a partition plate; 2. a U-shaped fixed seat; 3. an n-type positioning frame; 4. an L-shaped fixed block; 5. a fixing pin; 6. a strip-shaped opening; 7. a support plate; 8. a movable plate; 9. a scrap collecting box; 10. a supporting seat; 11. a multi-edge slide bar; 12. a first connecting arm; 13. a second connecting arm; 14. a rotating shaft; 15. a push rod; 16. a handle; 17. a tension spring; 18. a motor; 19. an arc-shaped plate; 20. an L-shaped push plate; 21. and fastening the bolt.
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.
Example 1
Referring to fig. 1-4, a taper hole boring machine for processing a steel structure member comprises a horizontally placed chip collecting box 9, wherein the top end of the inner wall of one side of the chip collecting box 9 opposite to each other is provided with a sliding groove, the two sliding grooves are internally provided with the same supporting component, the bottom end of one side of the outer wall of the chip collecting box 9 is fixedly connected with a horizontally placed supporting plate 7 through a bolt, the chip collecting box 9 is internally fixedly connected with a horizontally placed baffle plate 1 through a bolt, the positions of two sides of the top end of the baffle plate 1, far away from a strip-shaped opening 6, are provided with material guiding openings, the two sides of the top end of the baffle plate 1 are provided with strip-shaped openings 6, the two strip-shaped openings 6 are respectively and slidably connected with the same horizontally placed n-shaped positioning frame 3, the two sides of the bottom end of the n-shaped positioning frame 3 are provided with connecting frames, locking components for fixing the supporting components are arranged on the n-shaped positioning frame 3, and the positions, far away from the connecting frames, of the bottom ends between the baffle plate 1 and the chip collecting box 9, are fixedly connected with a vertically placed arc-shaped plate 19 through bolts, the bottom end of one side of the chip collecting box 9 opposite to the chip discharging port is provided with chip discharging ports, the two chip discharging ports are internally provided with material discharging components, a driving component for realizing the rotation of the connecting frame is arranged in the chip collecting box 9, one side of the bottom ends of the chip collecting box 9 and the supporting plate 7 can be fixedly connected with two vertically arranged supporting seats 10 through bolts, one side of the n-shaped positioning frame 3 close to the partition plate 1 is embedded with a plurality of vertically arranged bristles, the supporting plate 7 is arranged to install a boring machine for facilitating the subsequent processing, the four supporting seats 10 which are arranged in a matching way can lead the processing process to be more stable, the arranged material discharging components are combined to rapidly take out chips and ensure good working environment, preferably, the material discharging components comprise a movable plate 8 and a tension spring 17 which are vertically arranged, the movable plate 8 is rotatably connected with the inner wall of the chip discharging port, and one side of the movable plate 8 close to the arc-shaped plate 19 is hinged with an L-shaped push plate 20 which is horizontally arranged, the bottom end of the short side of the L-shaped push plate 20 is fixedly connected with a vertically placed push rod 15 through a bolt, the bottom end of the push rod 15 penetrates through the scrap collecting box 9 and is fixedly connected with a horizontally placed handle 16 through a bolt, the position, close to the handle 16, of the push rod 17 is sleeved with the tension spring 17, the upper end and the lower end of the tension spring 17 are respectively welded with an arc-shaped plate 19 and the handle 16, in order to fix a steel structural member, the supporting component comprises a horizontally placed multi-edge slide rod 11 which is connected in two sliding grooves in a sliding mode, two vertically placed U-shaped fixing seats 2 are sleeved on the multi-edge slide rod 11, preferably, the driving component comprises a horizontally placed motor 18 and a rotating shaft 14, the rotating shaft 14 is rotatably connected with the inner wall of the scrap collecting box 9, close to the position of the connecting frame, the motor 18 is fixedly connected with the outer wall of the scrap collecting box 9, close to one side of the second connecting arm 13, and an output shaft of the motor 18 penetrates through the scrap collecting box 9 and is fixedly connected with one end of the rotating shaft 14 through a bolt, further, the connecting frame comprises a first connecting arm 12 and a second connecting arm 13 which are obliquely arranged, the first connecting arm 12 and the second connecting arm 13 are hinged, the top end of the first connecting arm 12 is hinged with one side of the bottom end of the n-type positioning frame 3, the bottom end of the second connecting arm 13 is sleeved with the rotating shaft 14, the second connecting arm 13 is fixed with the rotating shaft 14 through bolts, further, the motor 18 is connected with a switch, the switch is connected with a power line, the n-type positioning frame 3 and the brush hair are arranged to clean scraps on the surface of the partition board 1 and avoid accumulation, the connecting frame and the motor 18 which are arranged in a matched mode can not only realize the reciprocating cleaning of the brush hair on the partition board 1, but also automatically push a steel structural part, the working strength is reduced, preferably, the locking assembly comprises an L-shaped fixing block 4 and a fixing pin 5 which are horizontally arranged, the long edge of the L-shaped fixing block 4 is sleeved with the middle part of the multi-edge slide rod 11, and 4 minor faces of L type fixed block and n type locating rack 3 between fix through fixed pin 5, through setting up U type fixing base 2, can realize the supporting role of steel structure, the many arriss slide bar 11 that the cooperation set up can drive steel structure and remove, is favorable to the processing operation, combines the locking Assembly who sets up, realizes quick location purpose, improves the processing effect.
The working principle of the embodiment is as follows: the boring machine is placed on a supporting plate 7 and is fixed through mounting holes in the surface of the supporting plate, then a steel structural part to be machined is placed on two U-shaped fixing seats 2, then a motor 18 is switched on and started, a rotating shaft 14 is facilitated to drive a second connecting arm 13 to rotate, the second connecting arm 13 drives a first connecting arm 12 to rotate under the hinging action, meanwhile, through the matching of an L-shaped fixing block 4 and a fixing pin 5, the first connecting arm 12 synchronously pushes an n-shaped positioning frame 3 to move horizontally towards the boring machine, after machining is completed, the steel structural part and the fixing pin 5 are taken down and the L-shaped fixing block 4 is stirred, then the motor 18 is started, the first connecting arm 12 and the second connecting arm 13 are facilitated to drive the n-shaped positioning frame 3 to reciprocate, a plurality of bristles are mounted on the inner wall of the n-shaped positioning frame 3, chips on a partition plate 1 are pushed into a strip-shaped opening 6, finally, the handle 16 is pressed upwards, so that the push rod 15 moves upwards, the push rod 15 pushes the L-shaped push plate 20 to move upwards, and the movable plate 8 is opened under the hinged action, so that material discharging is facilitated.
Example 2
Referring to fig. 2, 3 and 5, the embodiment is different from embodiment 1 only in that the locking assembly includes a horizontally disposed L-shaped fixing block 4 and a fixing pin 5, the long side of the L-shaped fixing block 4 is sleeved with the middle of the multi-edge slide rod 11, and the short side of the L-shaped fixing block 4 is fixed to the n-shaped positioning frame 3 through a fastening bolt 21, so that the purpose of quick positioning is achieved, and the processing effect is improved.
The working principle of the embodiment is as follows: the boring machine is placed on a supporting plate 7 and is fixed through mounting holes in the surface of the supporting plate, then a steel structural part to be machined is placed on two U-shaped fixing seats 2, then a motor 18 is switched on and started, a rotating shaft 14 is facilitated to drive a second connecting arm 13 to rotate, the second connecting arm 13 drives a first connecting arm 12 to rotate under the action of hinging, meanwhile, through the matching of an L-shaped fixing block 4 and a fastening bolt 21, the first connecting arm 12 synchronously pushes an n-shaped positioning frame 3 to move horizontally towards the boring machine, after machining is completed, the steel structural part and the fastening bolt 21 are taken down, the L-shaped fixing block 4 is pulled, then the motor 18 is started, the first connecting arm 12 and the second connecting arm 13 are facilitated to drive the n-shaped positioning frame 3 to reciprocate, a plurality of chips are mounted on the inner wall of the n-shaped positioning frame 3, the chips on a partition plate 1 are pushed into a strip-shaped brush opening 6, finally, the handle 16 is pressed upwards, so that the push rod 15 moves upwards, the push rod 15 pushes the L-shaped push plate 20 to move upwards, and the movable plate 8 is opened under the hinged action, so that material discharging is facilitated.
Having shown and described the basic principles and essential features of the utility model and its advantages, it will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as illustrative and not restrictive in all respects, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, any reference signs in the claims being therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A taper hole boring machine for processing a steel structural member comprises a horizontally placed scrap collecting box (9), and is characterized in that sliding grooves are formed in the top end of the inner wall of one opposite side of the scrap collecting box (9), the same supporting component is arranged in the two sliding grooves, a horizontally placed supporting plate (7) is fixedly connected to the bottom end of one outer wall side of the scrap collecting box (9), a horizontally placed partition plate (1) is fixedly connected to the inside of the scrap collecting box (9), material guide openings are formed in positions, away from strip-shaped openings (6), of two sides of the top end of the partition plate (1), strip-shaped openings (6) are formed in two sides of the top end of the partition plate (1), the two strip-shaped openings (6) are respectively and slidably connected with a horizontally placed n-type positioning frame (3), connecting frames are arranged on two sides of the bottom end of the n-type positioning frame (3), and locking components for fixing the supporting components are arranged on the n-type positioning frame (3), the utility model discloses a novel connecting frame, including baffle (1), collection bits case (9), link position department fixedly connected with vertical arc (19) of placing is kept away from to the bottom between baffle (1) and collection bits case (9), the chip removal mouth has all been opened to collection bits case (9) relative one side bottom, and all is equipped with in two chip removal mouths and arranges the material subassembly, be equipped with in collection bits case (9) and be used for realizing link pivoted drive assembly, and two supporting seats (10) of vertical placing of equal energy fixedly connected with in collection bits case (9) and backup pad (7) bottom one side, n type locating rack (3) are close to baffle (1) one side and inlay the brush hair that is equipped with the vertical placing of a plurality of.
2. The taper hole boring machine of steel structure processing according to claim 1, characterized in that, it includes vertical fly leaf (8) and extension spring (17) of placing to arrange the material subassembly, fly leaf (8) are connected with the rotation of chip removal mouth inner wall, and fly leaf (8) are close to that arc (19) one side is articulated to have L type push pedal (20) that the level was placed, vertical push rod (15) of placing of L type push pedal (20) minor face bottom fixedly connected with, and push rod (15) bottom pass collection bits case (9) fixedly connected with level place hand (16), extension spring (17) and push rod (15) are close to hand (16) position department and cup joint, and both ends weld with arc (19) and hand (16) respectively about extension spring (17).
3. The taper hole boring machine for processing the steel structural member according to claim 2, wherein the supporting assembly comprises a multi-edge slide bar (11) which is connected in a sliding way in two sliding grooves and is horizontally arranged, and two U-shaped fixing seats (2) which are vertically arranged are sleeved on the multi-edge slide bar (11).
4. The taper hole boring machine for machining the steel structural part according to claim 3, wherein the driving assembly comprises a motor (18) and a rotating shaft (14) which are horizontally arranged, the rotating shaft (14) is rotatably connected with the inner wall of the chip collecting box (9) at a position close to the connecting frame, the motor (18) is fixedly connected with one side, close to the second connecting arm (13), of the outer wall of the chip collecting box (9), and the output shaft of the motor (18) penetrates through the chip collecting box (9) and is fixedly connected with one end of the rotating shaft (14).
5. The taper hole boring machine for machining the steel structural part according to claim 4, wherein the connecting frame comprises a first connecting arm (12) and a second connecting arm (13) which are obliquely arranged, the first connecting arm (12) and the second connecting arm (13) are hinged to each other, the top end of the first connecting arm (12) is hinged to one side of the bottom end of the n-shaped positioning frame (3), the bottom end of the second connecting arm (13) is sleeved with the rotating shaft (14), and the second connecting arm (13) is fixed to the rotating shaft (14) through a bolt.
6. The taper hole boring machine for processing the steel structural member as recited in claim 5, wherein said motor (18) is connected with a switch, and the switch is connected with a power line.
7. The taper hole boring machine for processing the steel structural member as claimed in claim 6, wherein the locking assembly comprises an L-shaped fixing block (4) and a fixing pin (5) which are horizontally arranged, the long side of the L-shaped fixing block (4) is sleeved with the middle of the multi-edge sliding rod (11), and the short side of the L-shaped fixing block (4) is fixed with the n-shaped positioning frame (3) through the fixing pin (5).
8. The taper hole boring machine for machining the steel structural member as claimed in claim 6, wherein the locking assembly comprises an L-shaped fixing block (4) and a fixing pin (5) which are horizontally arranged, the long side of the L-shaped fixing block (4) is sleeved with the middle of the multi-edge sliding rod (11), and the short side of the L-shaped fixing block (4) is fixed with the n-shaped positioning frame (3) through a fastening bolt (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121571471.XU CN215658951U (en) | 2021-07-12 | 2021-07-12 | Taper hole boring machine for machining steel structural part |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121571471.XU CN215658951U (en) | 2021-07-12 | 2021-07-12 | Taper hole boring machine for machining steel structural part |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215658951U true CN215658951U (en) | 2022-01-28 |
Family
ID=79979330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202121571471.XU Expired - Fee Related CN215658951U (en) | 2021-07-12 | 2021-07-12 | Taper hole boring machine for machining steel structural part |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN215658951U (en) |
-
2021
- 2021-07-12 CN CN202121571471.XU patent/CN215658951U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN212577538U (en) | Automatic drilling mechanism for metal parts | |
CN212885235U (en) | Drilling machine capable of achieving multidirectional punching | |
CN215658951U (en) | Taper hole boring machine for machining steel structural part | |
CN111069914B (en) | Aluminum alloy burring device that punches | |
CN219443551U (en) | Hardware perforating device | |
CN217666523U (en) | Radial drilling machine convenient for cleaning metal chips | |
CN211615240U (en) | Metal casting surface polishing device | |
CN211539529U (en) | Drilling machine for machine part | |
CN221087342U (en) | Horizontal drilling machine convenient to clearance | |
CN113070441A (en) | Automatic riveting machine with clean function of working face | |
CN219275765U (en) | Machining workbench convenient for cleaning scraps | |
CN212889635U (en) | Two-station shoe tree carving machine with adjusting structure | |
CN217799376U (en) | Cutting equipment is used in jackscrew production | |
CN218284752U (en) | Waste cleaning device of milling machine for machining mechanical parts | |
CN221773548U (en) | Multi-station drilling machine for machining center hole of pin shaft | |
CN112091259A (en) | Scrap cleaning device for mechanical drilling machine | |
CN217727847U (en) | Working table with self-cleaning function for machining machine tool | |
CN216780426U (en) | Drilling fixture for gear shifting box | |
CN217070795U (en) | Efficient upright drill of multistation | |
CN219444171U (en) | Multi-station machining all-in-one machine | |
CN217551920U (en) | Longmen is piece cleaning device for machining center | |
CN218050568U (en) | Metal material cutting device | |
CN212824015U (en) | Boring and milling machine for key sleeve body hole machining | |
CN212665411U (en) | Valve production is with multi-functional milling and drilling machine | |
CN221064489U (en) | Automatic drilling equipment of mechanical manufacturing |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |