CN211489738U - Drilling equipment is used in switch board production - Google Patents
Drilling equipment is used in switch board production Download PDFInfo
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- CN211489738U CN211489738U CN201922300756.9U CN201922300756U CN211489738U CN 211489738 U CN211489738 U CN 211489738U CN 201922300756 U CN201922300756 U CN 201922300756U CN 211489738 U CN211489738 U CN 211489738U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 62
- 238000005553 drilling Methods 0.000 title claims abstract description 53
- 238000001125 extrusion Methods 0.000 claims abstract description 41
- 244000309464 bull Species 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 3
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 43
- 238000000034 method Methods 0.000 description 9
- 239000002390 adhesive tape Substances 0.000 description 4
- 241000834287 Cookeolus japonicus Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of drilling equipment auxiliary devices, in particular to a drilling device for power distribution cabinet production, which can ensure that the bottom end of a drill bit is tightly attached to the top end of a sheet material for power distribution cabinet production to position the sheet material, thereby not only improving the positioning efficiency of the sheet material for power distribution cabinet production below the drill bit, but also improving the positioning precision of the sheet material, and further improving the drilling quality of the sheet material for power distribution cabinet production; the drilling machine comprises a workbench, four groups of supporting legs, a mounting frame, a first cylinder assembly, a motor assembly and a drill bit, wherein the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench are respectively connected with the top ends of the four groups of supporting legs; still include control lever, telescopic link, fastening threaded rod, extrusion ring and rotation handle, the top of control lever is connected with the output of first cylinder subassembly, and the bottom of control lever is provided with flexible groove.
Description
Technical Field
The utility model relates to a drilling equipment auxiliary device's technical field especially relates to a drilling equipment is used in switch board production.
Background
As is well known, in the process of power distribution cabinet production and processing, holes need to be drilled on a sheet material for power distribution cabinet production according to specified requirements, wherein a drilling device for power distribution cabinet production is a device for drilling holes on the sheet material for power distribution cabinet production, and is widely used in the field of power distribution cabinet production; the existing drilling device for power distribution cabinet production comprises a workbench, four groups of supporting legs, a mounting frame, a first air cylinder assembly, a motor assembly and a drill bit, wherein the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench are respectively connected with the top ends of the four groups of supporting legs, the bottom end of the rear area of the mounting frame is connected with the rear side of the middle part of the top end of the workbench, the first air cylinder assembly is arranged in the middle of the top end of the mounting frame, an extending hole penetrates through the middle part of the top end of the mounting frame, the output end of the first air cylinder assembly penetrates through the extending hole and extends into the mounting frame, the motor assembly is arranged at the output end of the first air cylinder assembly, the drill bit is arranged at the output end of; when the conventional drilling device for power distribution cabinet production is used, firstly, a sheet material for power distribution cabinet production is placed at the top of a workbench, then a drilling mark part on the sheet material for power distribution cabinet production is adjusted to be under a drill bit, at the moment, a worker presses the position of the sheet material for power distribution cabinet production, and starts a motor assembly to enable an output end of the motor assembly to drive the drill bit to rotate, then the first cylinder assembly enables the output end of the first cylinder assembly to push the drill bit to move downwards, and the drill bit penetrates through the sheet material for power distribution cabinet production and extends into a blanking hole to complete the drilling process of the sheet material for power distribution cabinet production; the existing drilling device for power distribution cabinet production is found in use, the positioning efficiency of the plate for power distribution cabinet production below the drill bit is low, and the positioning accuracy is poor, so that the drilling quality of the plate for power distribution cabinet production is reduced, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a can make the bottom of drill bit hug closely and come for the sheet material location on the top of switch board production with the sheet material, consequently not only can improve the positioning efficiency of switch board production with the sheet material in the drill bit below, can improve the positioning accuracy of sheet material moreover, therefore can improve the drilling quality of switch board production with the sheet material to the drilling equipment is used in the switch board production of reinforcing practicality.
The utility model discloses a drilling equipment is used in switch board production, comprises a workbench, four groups of landing legs, a mounting bracket, first cylinder assembly, motor element and drill bit, the bottom left front side of workstation, left rear side, right front side and right rear side are connected with the top of four groups of landing legs respectively, the regional bottom in rear portion of mounting bracket is connected with the top middle part rear side of workstation, first cylinder assembly installs in the top middle part of mounting bracket, the top middle part of mounting bracket runs through and is provided with the hole of stretching out, the output of first cylinder assembly passes the hole of stretching out and stretches out to the mounting bracket in, motor element installs the output at first cylinder assembly, the drill bit is installed at motor element's output, the top middle part of workstation runs through and is provided with blanking hole, blanking hole is located under the drill bit; still include control lever, telescopic link, fastening threaded rod, extrusion ring and rotation handle, the top of control lever is connected with the output of first cylinder subassembly, the bottom of control lever is provided with flexible groove, the telescopic link slides with flexible groove and clamps, the right-hand member intercommunication in flexible groove is provided with the slip hole, the right-hand member top region of telescopic link is provided with fastening thread groove, the left end of fastening threaded rod slides from the right side of control lever and passes the slip hole then continue the spiral shell dress and insert to fastening thread groove in, the extrusion ring is with the regional fixed suit in left part of fastening threaded rod, the left end of extrusion ring is hugged closely with the right-hand member of control lever, the left end middle part of rotating the handle is connected with the right-hand member of fastening threaded rod.
The utility model discloses a drilling equipment is used in switch board production still includes second cylinder assembly, fixed plate, catch bar, synchronizing bar and two sets of stripper bars, the right-hand member of fixed plate is connected with the regional left end middle part in top of mounting bracket, the bottom of second cylinder assembly is connected with the top of fixed plate, the top middle part of fixed plate is run through and is provided with the patchhole, the output of second cylinder assembly slides from the upside of fixed plate and passes the patchhole and stretch out to the downside of fixed plate, the top and the bottom of catch bar are connected with the top middle part of the output of second cylinder assembly and synchronizing bar respectively, the left end of two sets of stripper bars is connected with the right-hand member front side and the rear side of synchronizing bar respectively.
The utility model discloses a drilling equipment is used in switch board production still includes two sets of antiskid covers, two sets of antiskid covers respectively with the regional suit in top and the bottom of turning handle.
The utility model discloses a drilling equipment is used in switch board production still includes the universal ball subassembly of backing plate and multiunit bull's eye, the bottom of backing plate is connected with the top middle part of workstation, the top of backing plate is run through and is provided with the penetration hole, penetration hole and blanking hole intercommunication, the top at the workstation and the distribution are even all installed to the universal ball subassembly of multiunit bull's eye.
The utility model discloses a drilling equipment is used in switch board production still includes two sets of anti-skidding adhesive tape, the top of two sets of anti-skidding adhesive tape is connected with the bottom of two sets of extrusion poles respectively.
The utility model discloses a drilling equipment is used in switch board production still includes two sets of anchor strut, the right-hand member of two sets of anchor strut is connected with the top left side of two sets of extrusion poles respectively, the left end of two sets of anchor strut is connected with the regional front end in bottom and the rear end of catch bar respectively.
The utility model discloses a drilling equipment is used in switch board production, the left end of extrusion ring is provided with anti-skidding rubber ring, anti-skidding rubber ring and fastening threaded rod suit.
The utility model discloses a drilling equipment is used in switch board production still includes and lifts the handle, it is connected with motor element's right-hand member to lift the left end of handle.
Compared with the prior art, the beneficial effects of the utility model are that: after the sheet material for producing the power distribution cabinet is placed at the top of the workbench, a worker can unscrew the fastening threaded rod in the fastening threaded groove of the telescopic rod by rotating the rotating handle, the extrusion ring is not tightly attached to the right end of the control rod, then the telescopic rod can change the extension length in the telescopic groove of the control rod, the drill bit at the output end of the motor component at the bottom of the telescopic rod synchronously moves downwards with the telescopic rod until the bottom end of the drill bit is close to the top of the sheet material for producing the power distribution cabinet, the fastening threaded rod is screwed in the fastening threaded groove of the telescopic rod by rotating the rotating handle, the extrusion ring is tightly attached to the right end of the control rod again to limit the telescopic rod in the telescopic groove, the process of aligning the drill bit with the drilling mark part of the sheet material is more convenient, after the sheet material is positioned, the telescopic rod can move upwards in the telescopic groove of the control rod to reset, and the drilling process, therefore, the bottom end of the drill bit is tightly attached to the top end of the sheet material for production of the power distribution cabinet to position the sheet material, the positioning efficiency of the sheet material for production of the power distribution cabinet below the drill bit can be improved, the positioning precision of the sheet material can be improved, the drilling quality of the sheet material for production of the power distribution cabinet can be improved, and the practicability is enhanced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of a partially enlarged structure of a;
FIG. 3 is a schematic view of the connection structure of the control rod and the telescopic rod of the present invention;
FIG. 4 is a schematic view of the connection structure of two sets of extrusion rods and synchronization rods according to the present invention;
FIG. 5 is a schematic view of the connection structure of the multi-unit bulleye universal ball assembly and the workbench;
fig. 6 is a schematic view of the connection structure of the fastening threaded rod and the rotating handle of the present invention;
in the drawings, the reference numbers: 1. a work table; 2. four groups of supporting legs; 3. a mounting frame; 4. a first cylinder assembly; 5. a motor assembly; 6. a drill bit; 7. a blanking hole; 8. a control lever; 9. a telescopic rod; 10. fastening a threaded rod; 11. an extrusion ring; 12. rotating the handle; 13. a telescopic groove; 14. a slide hole; 15. fastening thread grooves; 16. a second cylinder assembly; 17. a fixing plate; 18. a push rod; 19. a synchronization lever; 20. two groups of extrusion rods; 21. two groups of anti-skid handle sleeves; 22. a base plate; 23. a plurality of groups of bull's eye universal ball components; 24. two groups of anti-slip rubber strips; 25. two sets of reinforcing rods; 26. an anti-slip rubber ring; 27. the handle is lifted.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in figures 1 to 6, the drilling device for power distribution cabinet production of the utility model comprises a workbench 1, four groups of supporting legs 2, a mounting rack 3 and a first cylinder assembly 4, the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench 1 are respectively connected with the top ends of the four groups of supporting legs 2, the bottom end of the rear part area of the mounting frame 3 is connected with the rear side of the middle part of the top end of the workbench 1, the first air cylinder assembly 4 is installed in the middle part of the top end of the mounting frame 3, an extending hole penetrates through the middle part of the top end of the mounting frame 3, the output end of the first air cylinder assembly 4 penetrates through the extending hole and extends into the mounting frame 3, the motor assembly 5 is installed at the output end of the first air cylinder assembly 4, the drill bit 6 is installed at the output end of the motor assembly 5, a blanking hole 7 penetrates through the middle part of the top end of the workbench 1; the hydraulic cylinder is characterized by further comprising a control rod 8, a telescopic rod 9, a fastening threaded rod 10, an extrusion ring 11 and a rotating handle 12, wherein the top end of the control rod 8 is connected with the output end of the first cylinder assembly 4, a telescopic groove 13 is formed in the bottom end of the control rod 8, the telescopic rod 9 and the telescopic groove 13 are slidably clamped, a sliding hole 14 is formed in the right end of the telescopic groove 13 in a communicated mode, a fastening threaded groove 15 is formed in the top area of the right end of the telescopic rod 9, the left end of the fastening threaded rod 10 penetrates through the sliding hole 14 from the right side of the control rod 8 in a sliding mode and then is continuously screwed and inserted into the fastening threaded groove 15, the extrusion ring 11 and the left area of the fastening threaded rod 10 are fixedly sleeved, the left end of the extrusion ring 11 is attached to the right end of the control rod; after the sheet material for producing the power distribution cabinet is placed at the top of the workbench, a worker can unscrew the fastening threaded rod in the fastening threaded groove of the telescopic rod by rotating the rotating handle, the extrusion ring is not tightly attached to the right end of the control rod, then the telescopic rod can change the extension length in the telescopic groove of the control rod, the drill bit at the output end of the motor component at the bottom of the telescopic rod synchronously moves downwards with the telescopic rod until the bottom end of the drill bit is close to the top of the sheet material for producing the power distribution cabinet, the fastening threaded rod is screwed in the fastening threaded groove of the telescopic rod by rotating the rotating handle, the extrusion ring is tightly attached to the right end of the control rod again to limit the telescopic rod in the telescopic groove, the process of aligning the drill bit with the drilling mark part of the sheet material is more convenient, after the sheet material is positioned, the telescopic rod can move upwards in the telescopic groove of the control rod to reset, and the drilling process, therefore, the bottom end of the drill bit is tightly attached to the top end of the sheet material for production of the power distribution cabinet to position the sheet material, the positioning efficiency of the sheet material for production of the power distribution cabinet below the drill bit can be improved, the positioning precision of the sheet material can be improved, the drilling quality of the sheet material for production of the power distribution cabinet can be improved, and the practicability is enhanced.
The utility model discloses a drilling equipment is used in switch board production, still include second cylinder assembly 16, fixed plate 17, catch bar 18, synchronizing bar 19 and two sets of stripper bars 20, the right-hand member of fixed plate 17 is connected with the regional left end middle part in top of mounting bracket 3, the bottom of second cylinder assembly 16 is connected with the top of fixed plate 17, the top middle part of fixed plate 17 runs through and is provided with the patchhole, the output of second cylinder assembly 16 slides from the upside of fixed plate 17 and passes the patchhole and stretch out to the downside of fixed plate 17, the top and the bottom of catch bar 18 are connected with the output of second cylinder assembly 16 and the top middle part of synchronizing bar 19 respectively, the left end of two sets of stripper bars 20 is connected with the right-hand member front side and the rear side of synchronizing bar 19 respectively; after the positioning of the plate on the workbench is completed, the second air cylinder assembly can be started at the moment, so that the output end of the second air cylinder assembly respectively pushes the two groups of extrusion rods to move downwards through the lifting rod and the synchronizing rod until the two groups of extrusion rods clamp the plate at the top of the workbench, the plate is clamped at the top of the workbench through the two groups of extrusion rods, the probability of the plate offsetting at the drilling process position is reduced, and the practicability is enhanced.
The utility model discloses a drilling device for power distribution cabinet production, which also comprises two groups of anti-skid handle sleeves 21, wherein the two groups of anti-skid handle sleeves 21 are respectively sleeved with the top area and the bottom area of the rotating handle 12; the friction coefficient of the outer side wall of the rotating handle is increased through the two sets of anti-skidding handle sleeves, the probability that the hand slips on the rotating handle when the rotating handle is adjusted is reduced, and therefore the practicability is enhanced.
The utility model discloses a drilling equipment is used in switch board production still includes backing plate 22 and multiunit bull's eye universal ball subassembly 23, and the bottom of backing plate 22 is connected with the top middle part of workstation 1, and the top of backing plate 22 runs through and is provided with the through hole, and the through hole communicates with blanking hole 7, and multiunit bull's eye universal ball subassembly 23 all installs at the top of workstation 1 and distributes evenly; the sheet materials are supported through the multi-group bull eye universal ball assembly, so that the frictional resistance received when the sheet materials move is greatly reduced, and the cushion blocks play a role in supporting the sheet materials, so that the practicability is enhanced.
The utility model discloses a drilling equipment for power distribution cabinet production, still include two sets of anti-skidding adhesive tape 24, the top of two sets of anti-skidding adhesive tape 24 is connected with the bottom of two sets of extrusion poles 20 respectively; the friction coefficient of the bottom ends of the two groups of extrusion rods is increased through the two groups of anti-skidding rubber strips, the probability that the sheet material slips at the bottoms of the two groups of extrusion rods when the two groups of extrusion rods limit the sheet material is reduced, and therefore the practicability is enhanced.
The utility model discloses a drilling equipment is used in switch board production still includes two sets of anchor rods 25, and the right-hand member of two sets of anchor rods 25 is connected with the top left side of two sets of extrusion poles 20 respectively, and the left end of two sets of anchor rods 25 is connected with bottom region front end and rear end of catch bar 18 respectively; reinforce catch bar and two sets of extrusion poles through two sets of reinforcement poles, reduced the probability that two sets of extrusion poles produced great deformation on the synchronizing bar to the practicality has been strengthened.
The utility model discloses a drilling equipment for power distribution cabinet production, the left end of the extrusion ring 11 is provided with an anti-skid rubber ring 26, and the anti-skid rubber ring 26 is sleeved with a fastening threaded rod 10; the friction coefficient of the left end of the extrusion ring is increased through the anti-skidding rubber ring, the probability that the extrusion ring slides relatively on the side wall of the control rod when the extrusion ring is tightly attached to the right end of the control rod is reduced, and therefore the practicability is enhanced.
The utility model discloses a drilling device for power distribution cabinet production, which also comprises a lifting handle 27, wherein the left end of the lifting handle 27 is connected with the right end of the motor component 5; the longitudinal adjustment of the motor assembly is more convenient by lifting the handle, so that the convenience is enhanced.
The utility model discloses a drilling equipment is used in switch board production, it is at work, at first put the switch board production with sheet material at the top of workstation, after putting the switch board production with sheet material at the workstation top, at this moment the staff can be through rotating the handle and loosening the fastening threaded rod in the fastening thread groove of telescopic link, the extrusion ring is no longer hugged closely at the right-hand member of control lever at this moment, then the telescopic link can change the extension length in the flexible inslot of control lever, the drill bit of the motor element output of telescopic link bottom moves down with the telescopic link is synchronous at this moment, until after the bottom of drill bit is pressed close to the top of switch board production with sheet material, at this moment through rotating the handle with fastening threaded rod screw in the fastening thread groove of telescopic link, the extrusion ring hugs closely at the right-hand member of control lever again with the telescopic link spacing in flexible inslot, at this moment with the drilling mark position alignment's of drill bit, after the plates are positioned, the telescopic rod can be moved upwards in the telescopic groove of the control rod to reset at the moment to perform the drilling process, then the motor assembly is started to enable the output end of the motor assembly to drive the drill bit to rotate, then the first cylinder assembly enables the output end of the first cylinder assembly to push the drill bit to move downwards, and the drill bit penetrates through the plates for power distribution cabinet production and stretches into the blanking hole to complete the drilling process of the plates for power distribution cabinet production.
The terms "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A drilling device for production of a power distribution cabinet comprises a workbench (1), four groups of supporting legs (2), a mounting rack (3), a first cylinder assembly (4), a motor assembly (5) and a drill bit (6), wherein the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench (1) are respectively connected with the top ends of the four groups of supporting legs (2), the rear region bottom end of the mounting rack (3) is connected with the rear side of the middle part of the top end of the workbench (1), the first cylinder assembly (4) is installed in the middle part of the top end of the mounting rack (3), an extending hole is arranged in the middle part of the top end of the mounting rack (3) in a penetrating mode, the output end of the first cylinder assembly (4) penetrates through the extending hole and extends into the mounting rack (3), the motor assembly (5) is installed at the output end of the first cylinder assembly (4), the drill bit (6) is installed at the output end of the motor assembly, the blanking hole (7) is positioned right below the drill bit (6); the hydraulic cylinder is characterized by further comprising a control rod (8), a telescopic rod (9), a fastening threaded rod (10), an extrusion ring (11) and a rotating handle (12), wherein the top end of the control rod (8) is connected with the output end of the first cylinder assembly (4), a telescopic groove (13) is formed in the bottom end of the control rod (8), the telescopic rod (9) is slidably clamped with the telescopic groove (13), a sliding hole (14) is formed in the right end of the telescopic groove (13) in a communicating mode, a fastening threaded groove (15) is formed in the top area of the right end of the telescopic rod (9), the left end of the fastening threaded rod (10) penetrates through the sliding hole (14) in a sliding mode from the right side of the control rod (8) and then is continuously screwed and inserted into the fastening threaded groove (15), the extrusion ring (11) is fixedly sleeved with the left area of the fastening threaded rod (10), and the left end of the extrusion ring (11) is tightly attached to the right end of the control, the middle part of the left end of the rotating handle (12) is connected with the right end of the fastening threaded rod (10).
2. The drilling device for the production of power distribution cabinets of claim 1, further comprising a second cylinder assembly (16), a fixed plate (17), a push rod (18), a synchronization rod (19) and two sets of extrusion rods (20), the right end of the fixed plate (17) is connected with the middle part of the left end of the top area of the mounting rack (3), the bottom end of the second cylinder component (16) is connected with the top end of the fixed plate (17), an insertion hole is arranged in the middle of the top end of the fixing plate (17) in a penetrating mode, the output end of the second air cylinder assembly (16) penetrates through the insertion hole in a sliding mode from the upper side of the fixing plate (17) and extends out of the lower side of the fixing plate (17), the top end and the bottom end of the push rod (18) are respectively connected with the output end of the second air cylinder component (16) and the middle part of the top end of the synchronizing rod (19), the left ends of the two groups of extrusion rods (20) are respectively connected with the front side and the rear side of the right end of the synchronous rod (19).
3. The drilling device for the production of power distribution cabinets according to claim 2, characterized in that it further comprises two sets of anti-slip grip sleeves (21), said two sets of anti-slip grip sleeves (21) being respectively sleeved with the top area and the bottom area of the rotating handle (12).
4. The drilling device for the production of the power distribution cabinet according to claim 3, further comprising a base plate (22) and a plurality of groups of bull's eye universal ball assemblies (23), wherein the bottom end of the base plate (22) is connected with the middle of the top end of the workbench (1), the top end of the base plate (22) is provided with a penetration hole in a penetrating manner, the penetration hole is communicated with the blanking hole (7), and the plurality of groups of bull's eye universal ball assemblies (23) are all installed at the top of the workbench (1) and are uniformly distributed.
5. The drilling device for the production of the power distribution cabinet according to claim 4, further comprising two sets of anti-slip rubber strips (24), wherein the top ends of the two sets of anti-slip rubber strips (24) are respectively connected with the bottom ends of the two sets of extrusion rods (20).
6. The drilling device for the production of the power distribution cabinet according to claim 5, further comprising two sets of reinforcing rods (25), wherein the right ends of the two sets of reinforcing rods (25) are respectively connected with the left sides of the top ends of the two sets of extrusion rods (20), and the left ends of the two sets of reinforcing rods (25) are respectively connected with the front end and the rear end of the bottom area of the push rod (18).
7. The drilling device for the production of the power distribution cabinet according to claim 6, wherein the left end of the extrusion ring (11) is provided with an anti-slip rubber ring (26), and the anti-slip rubber ring (26) is sleeved with the fastening threaded rod (10).
8. The drilling device for the production of the power distribution cabinet according to claim 7, further comprising a lifting handle (27), wherein the left end of the lifting handle (27) is connected with the right end of the motor assembly (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300756.9U CN211489738U (en) | 2019-12-19 | 2019-12-19 | Drilling equipment is used in switch board production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300756.9U CN211489738U (en) | 2019-12-19 | 2019-12-19 | Drilling equipment is used in switch board production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211489738U true CN211489738U (en) | 2020-09-15 |
Family
ID=72417466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922300756.9U Expired - Fee Related CN211489738U (en) | 2019-12-19 | 2019-12-19 | Drilling equipment is used in switch board production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211489738U (en) |
-
2019
- 2019-12-19 CN CN201922300756.9U patent/CN211489738U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |