CN217200764U - Difunctional arm - Google Patents

Difunctional arm Download PDF

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Publication number
CN217200764U
CN217200764U CN202122895810.6U CN202122895810U CN217200764U CN 217200764 U CN217200764 U CN 217200764U CN 202122895810 U CN202122895810 U CN 202122895810U CN 217200764 U CN217200764 U CN 217200764U
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mounting
block
rod
plate
clamping jaw
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CN202122895810.6U
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Chinese (zh)
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陈宗兴
廖宗仁
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Dongguan Bright Led Ellectronics Ltd
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Dongguan Bright Led Ellectronics Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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Abstract

The utility model discloses a difunctional arm, include the base plate and locate get cake mechanism and get material rack mechanism on the base plate, it includes first installation piece, clamping jaw and cushion to get cake mechanism, first installation piece fixed install in the base plate, clamping jaw and cushion set up in first installation piece, get material rack mechanism and include the mounting bracket and locate drive assembly, two drive assembly and two centre gripping subassemblies on the mounting bracket, two centre gripping subassemblies under drive assembly and two drive assembly's cooperation in opposite directions or reverse direction, the centre gripping subassembly includes third installation piece, centre gripping bolt and tray interval set up in third installation piece, form the standing groove with work or material rest frame adaptation between centre gripping bolt and the tray. The utility model discloses can effectively improve the fault-tolerant rate, reduce the school quick-witted degree of difficulty of school, save school quick-witted time, improve production efficiency.

Description

Difunctional arm
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to difunctional arm.
Background
The manipulator is an automatic operating device which can imitate certain action functions of human hands and arms and is used for grabbing, carrying objects or operating tools according to a fixed program. With the technological progress, the manipulator is developed into a dual function from a single function, namely, one manipulator can complete two actions.
However, generally, the mechanical arm has high cost, low fault tolerance rate and great difficulty in calibrating the machine, and takes a long time to calibrate the machine, thereby reducing the production efficiency.
Disclosure of Invention
The to-be-solved technical problem of the utility model is, to the not enough among the above-mentioned prior art, provide a difunctional arm, it can effectively improve the fault-tolerant rate, reduces the school quick-witted degree of difficulty, saves school quick-witted time, improves production efficiency.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a difunctional arm, includes the base plate and locates get cake mechanism and get material frame mechanism on the base plate, get cake mechanism and include first installation piece, clamping jaw and cushion, first installation piece fixed install in the base plate, clamping jaw and cushion set up in first installation piece, get material frame mechanism and include the mounting bracket and locate drive assembly, two drive assembly and two centre gripping subassemblies on the mounting bracket, two centre gripping subassemblies move in opposite directions or reverse direction under drive assembly and two drive assembly's cooperation, the centre gripping subassembly includes third installation piece, centre gripping bolt and tray interval set up in third installation piece, form the standing groove with the frame adaptation between centre gripping bolt and the tray.
As a preferred scheme, the clamping jaw comprises a fixed clamping jaw, the fixed clamping jaw comprises a first baffle and an adjusting rod integrally connected with the first baffle, a first mounting hole is formed in the first mounting block, first threads are arranged at the inner side end of the adjusting rod, and second threads matched with the first threads are arranged on the inner wall of the first mounting hole.
As a preferred scheme, the clamping jaw further comprises a movable clamping jaw and a first driving cylinder, the first driving cylinder is fixedly arranged on the first mounting block, the movable clamping jaw comprises a second mounting block and a second baffle, the second mounting block is fixedly connected with the first driving cylinder, and the second baffle is fixedly connected with the second mounting block.
As a preferred scheme, the first baffle is provided with a first cambered surface, the second baffle is provided with a second cambered surface, the cushion block is provided with an inclined surface, and a clamping space for clamping the material cake is formed among the first cambered surface, the second cambered surface and the inclined surface.
As a preferred scheme, the cake taking mechanism further comprises a position sensor, the cushion block is provided with a mounting groove, the mounting groove is formed in the inclined plane, and the position sensor is arranged in the mounting groove.
As a preferred scheme, the mounting frame comprises a mounting plate and two mounting rods, the mounting plate is mounted on the main board, the two mounting rods are fixedly connected with the mounting plate, and the limiting component is arranged between the two mounting rods; the material taking frame mechanism further comprises a limiting component, the limiting component comprises a limiting block and two limiting rods, the limiting block is arranged on the mounting plate, the two limiting rods are respectively arranged at two ends of the limiting block, the limiting rods are fixedly connected with the mounting plate, a fixing rod and a fixing plate are arranged between the limiting rods and the mounting rod, and the limiting block and the two limiting rods surround a limiting space which is formed and matched with the material taking frame.
As a preferable scheme, the transmission component comprises a first guide component, a second guide component, a transmission rod and a rotating shaft, the first guide component is arranged on the mounting plate, the second guide component is arranged on the fixing plate, the first guide component comprises a first guide rail and a first sliding seat, the first guide rail is arranged on the mounting plate, the first sliding seat is arranged on the first guide rail in a sliding manner, the transmission component is fixedly connected with the first sliding seat, the second guide component comprises a second guide rail and a second sliding seat, the second guide rail is arranged on the fixing plate, the second sliding seat is arranged on the second guide rail in a sliding manner, the clamping component is arranged on the second sliding seat, the transmission rod is hinged with the transmission component, the transmission rod is hinged with the clamping component, the fixing rod is provided with a second mounting hole matched with the rotating shaft, the transmission rod is provided with a third mounting hole matched with the second mounting hole, the transmission rod swings around the rotating shaft.
As a preferred scheme, the driving assembly comprises a pressing block, a driving rod and a second driving cylinder, the second driving cylinder is fixedly arranged on the mounting plate, the pressing block and the second driving cylinder are fixedly connected, the driving rod is fixedly arranged on the pressing block, a guide groove is formed in the driving part, the driving rod is inserted into the guide groove, the pressing block moves downwards, the driving rod and the guide groove are matched to drive the two driving parts to transversely move in opposite directions, and the transmission rod drives the two clamping assemblies to move oppositely to clamp the material frame around the rotating shaft.
Preferably, the third mounting block is provided with an anti-collision plate, and the anti-collision plate is hinged with the third mounting block.
As a preferred scheme, the clamping assembly further comprises a microswitch, and the microswitch is arranged at the end part of the anti-collision plate.
The utility model has the advantages that: the automatic cake taking and automatic material taking frame can realize two functions of automatic cake taking and automatic material taking through the matching of the base plate, the cake taking mechanism and the material taking frame mechanism, and has high automation degree, multiple functions and stronger practicability; because the material taking frame mechanism uses the clamping bolt for inserting into the material frame conveying ring, the clamping bolt and the material frame are in non-contact before the material taking frame mechanism is in place, the fault tolerance rate can be effectively improved, the problem of excessive abrasion between the material frame and the clamping assembly can be effectively avoided, and the service life of the mechanical arm is longer; the fixed clamping jaw is inserted into the first mounting hole through the adjusting rod, and the first thread is matched with the second thread to be adjusted and arranged on the first mounting block along the left-right direction, so that the adjusting method of the fixed clamping jaw is simple, the machine calibrating time can be effectively saved, and the production efficiency is effectively improved.
Drawings
FIG. 1 is a schematic view of an assembly structure of an embodiment of the present invention;
FIG. 2 is an assembly structure view of the cake taking mechanism of the present invention;
fig. 3 is an exploded view of the material-taking rack mechanism of the present invention.
In the figure: 1-a base plate 1, 11-a main plate 11, 12-a connecting plate 12, 13-a side plate 13, 2-a cake taking mechanism 2, 21-a first mounting block 21, 22-a fixed clamping jaw 22, 221-a first baffle 221, 222-an adjusting rod 222, 223-a first thread 223, 224-a first arc surface 224, 23-a movable clamping jaw 23, 231-a second mounting block 231, 232-a second baffle 232, 233-a second arc surface 233, 24-a cushion block 24, 241-an inclined surface 241, 242-a mounting groove 242, 25-a first driving cylinder 25, 3-a material taking frame mechanism 3, 31-a mounting frame 31, 311-a mounting plate 311, 312-a mounting rod 312, 32-a limiting component 32, 321-a limiting block 321, 322-a limiting rod 322, 323-a fixed rod 323, 324-a fixing plate 324, 33-clamping assembly 33, 331-third mounting block 331, 332-clamping latch 332, 333-holder block 333, 334-placement groove 334, 335-bumper plate 335, 336-microswitch, 3361-main control unit, 3362-first contact, 3363-second contact, 34-transmission assembly 34, 341-first guide rail 341, 342-first slide 342, 343-second guide rail 343, 344-second slide 344, 345-transmission element 345, 346-transmission rod 346, 347-guide groove 347, 35-drive assembly 35, 351-press block 351, 352-second drive cylinder 352, 4-stack 4, 41-transport ring 41, 5-position sensor.
Detailed Description
The structure and operation of the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1, a dual-function mechanical arm comprises a substrate 1, and a cake taking mechanism 2 and a material taking frame mechanism 3 which are arranged on the substrate 1.
The base plate 1 comprises a main plate 11, a connecting plate 12 formed by bending one side of the main plate 11 backwards and a side plate 13 formed by bending the rear end of the connecting plate 12 outwards in the transverse direction, the cake taking mechanism 2 is arranged on the side plate 13, and the material taking frame mechanism is arranged on the main plate 11.
As shown in fig. 2, the cake taking mechanism 2 includes a first mounting block 21, a clamping jaw and a cushion block 24, the first mounting block 21 is fixedly mounted at the outer end of the side plate 13, the clamping jaw and the cushion block 24 are arranged on the first mounting block 21 from top to bottom, the clamping jaw includes a fixed clamping jaw 22, a movable clamping jaw 23 and a first driving cylinder 25 for driving the movable clamping jaw 23 to transversely move back and forth, the fixed clamping jaw 22 is mounted above the cushion block 24, the movable clamping jaw 23 is arranged above the fixed clamping jaw 22, the first driving cylinder 25 is fixedly mounted on the first mounting block 21, and the movable clamping jaw 23 is fixedly connected with the telescopic end of the first driving cylinder 25.
Fixed clamping jaw 22 includes first baffle 221 and the regulation pole 222 of being connected with first baffle 221 an organic whole, be provided with first mounting hole on the first installation piece 21, the medial extremity of adjusting pole 222 is provided with first screw thread 223, the inner wall of first mounting hole is equipped with the second screw thread with first screw thread 223 adaptation, fixed clamping jaw 22 inserts first mounting hole and first screw thread 223 and second screw thread cooperation through adjusting pole 222 and installs on first installation piece 21 to can transversely adjust fixed clamping jaw 22's position in order to adapt to different specification cakes, effectively improve this centre gripping subassembly 33's application scope.
The movable clamping jaw 23 comprises a second mounting block 231 and a second baffle 232, the inner side end of the second mounting block 231 is fixedly connected with the telescopic end of the first driving cylinder 25, and the outer side end of the second mounting block 231 is fixedly connected with the second baffle 232.
The outer side of the first baffle 221 is provided with a first cambered surface 224 which is concave from outside to inside, the inner side of the second baffle 232 is provided with a second cambered surface 233 which is convex from inside to outside, the outer side end of the cushion block 24 is provided with an inclined surface 241 which inclines downwards from inside to outside, and a clamping space for clamping a cake is formed among the first cambered surface 224, the second cambered surface 233 and the inclined surface 241.
The second baffle 232 is an elastic steel plate, so that the material cake can be effectively prevented from being scratched, and the material cake is protected.
The cake taking mechanism 2 further comprises a position sensor 5 for detecting whether the cake is in place, the cushion block 24 is provided with a mounting groove 242, the mounting groove 242 is arranged on the inclined surface 241, and the position sensor 5 is arranged in the mounting groove 242. In practical application, the position sensor 5 is generally in communication connection with a controller of the mechanical arm, when the material cake covers the position sensor 5, the controller receives information that the material cake is sent by the position sensor 5 in place, and the controller controls the first driving cylinder 25 to drive the movable clamping jaw 23 to move transversely inwards to grab the material cake; the position sensor 5 is an optical fiber sensor.
In this embodiment, the number of the mounting grooves 242 is three, the three mounting grooves 242 are arranged at intervals along the width direction of the inclined surface 241, and the mounting grooves 242 and the position sensor 5 are in a one-to-one correspondence relationship, so that the detection accuracy of the position of the material cake is higher, and the working stability of the dual-function mechanical arm is effectively improved.
As shown in fig. 3, the material taking frame mechanism includes a mounting frame 31, a limiting component 32, two clamping components 33, two transmission components 34, and a driving component 35 for driving the two clamping components 33 to move transversely and oppositely, and the limiting component 32, the driving component 35, the transmission components 34, and the clamping components 33 are all mounted on the mounting frame 31.
Mounting bracket 31 includes mounting panel 311 and the installation pole 312 that sets up along the fore-and-aft direction, mounting panel 311 is installed on mainboard 11, the rear end and the mounting panel 311 fixed connection of installation pole 312, installation pole 312 is two, parallel arrangement between two installation poles 312, spacing subassembly 32 is located between two installation poles 312.
The limiting component 32 comprises a limiting block 321 and two limiting rods 322, the limiting block 321 is arranged on the mounting plate 311, the two limiting rods 322 are respectively arranged at the left end and the right end of the limiting block 321 along the front-back direction, the two limiting rods 322 are arranged in parallel, the rear end of each limiting rod 322 is fixedly connected with the mounting plate 311, fixing rods 323 are arranged at the middle parts of the limiting rods 322 and the mounting rod 312, fixing plates 324 are arranged at the front ends of the limiting rods 322 and the mounting rod 312, and the limiting block 321 and the two limiting rods 322 surround a limiting space which is formed and matched with the material rack 4.
Two transmission assemblies 34 are arranged in parallel along the left-right direction, wherein each transmission assembly 34 comprises a first guide assembly, a second guide assembly, a transmission member 345, a transmission rod 346 and a rotating shaft, the first guide assembly is arranged on the mounting plate 311, the second guide assembly is arranged on the fixing plate 324, the first guide assembly comprises a first guide rail 341 and a first sliding seat 342, the first guide rail 341 is arranged on the mounting plate 311 along the left-right direction, the first sliding seat 342 is arranged on the first guide rail 341 in a sliding manner, the transmission member 345 is fixedly connected with the first sliding seat 342, the second guide assembly comprises a second guide rail 343 and a second sliding seat 344, the second guide rail 343 is arranged on the fixing plate 324 along the left-right direction, the second sliding seat 344 is arranged on the second guide rail 343 in a sliding manner, the clamping assembly 33 is arranged on the second sliding seat 344, and the rear end of the transmission rod 346 is hinged to the outer end of the transmission member 345, the front end of the transmission rod 346 is hinged with the clamping component 33, a second mounting hole matched with the rotating shaft is arranged in the middle of the fixing rod 323, a third mounting hole matched with the second mounting hole is arranged in the middle of the transmission rod 346, and the transmission rod 346 swings transversely around the rotating shaft.
The driving assembly 35 includes a pressing block 351, a driving rod and a second driving cylinder 352, the second driving cylinder 352 is fixedly mounted on the mounting plate 311, the pressing block 351 is fixedly connected with the telescopic end of the second driving cylinder 352, the driving rod is fixedly mounted at the rear end of the pressing block 351 along the front-rear direction, a guide groove 347 which is obliquely arranged from outside to inside is arranged on the transmission member 345, the rear end of the driving rod is inserted into the guide groove 347, the pressing block 351 is driven by the second driving cylinder 352 to move downwards, the driving rod moves downwards along with the pressing block 351, the driving rod and the guide groove 347 are matched to drive the two transmission members 345 to move transversely and reversely, and the transmission rod 346 swings around a shaft to drive the two clamping assemblies 33 to move transversely and oppositely to clamp the material frame 4.
The clamping assembly 33 comprises a third mounting block 331, a clamping bolt 332 inserted into the conveying ring 41 of the rack 4 and a support block 333 used for supporting the rack 4, the clamping bolt 332 and the support block 333 are arranged on the inner side of the third mounting block 331 at intervals from top to bottom, and a placement groove 334 matched with the frame of the rack 4 is formed between the clamping bolt 332 and the support block 333.
The front end of the third mounting block 331 is provided with an anti-collision plate 335, the outer side of the anti-collision plate 335 is hinged with the outer side of the third mounting block 331, the anti-collision plate 335 comprises a main body part and an anti-collision part formed by transversely and inwardly extending from the inner side of the main body part, and the upper end of the anti-collision part is flush with the upper end of the support block 333.
The clamping assembly 33 further comprises a micro switch 336, the micro switch 336 comprises a main control part 3361, a first contact piece 3362 and a second contact piece 3363, the main control part 3361 is arranged at the lower end of the third mounting block 331, the first contact piece 3362 is arranged at the rear end of the anti-collision plate, the first contact piece 3362 is electrically connected with the main control part 3361, the second contact piece 3363 comprises a mounting part, a connecting part formed by bending the mounting part backwards and a contact part formed by extending the connecting part outwards in the transverse direction, a fourth mounting hole is formed in the mounting part, a fifth mounting hole is formed in the anti-collision plate, the second contact piece 3363 is arranged at the rear end of the anti-collision plate in a matched mode through a bolt penetrating through the fourth mounting hole and the fifth mounting hole and a nut, and the contact part and the first contact piece 3362 are arranged at a front-back interval.
In practical application, the micro switch 336 is in communication connection with the controller of the multifunctional mechanical arm, when an external force drives the first contact plate 3362 to be connected with the contact part, the micro switch 336 sends a touch signal, and the controller controls the first driving cylinder and the second driving cylinder to stop working so as to realize the foolproof function, thereby improving the safety performance of the multifunctional mechanical arm.
The beneficial effects of the utility model are that: the automatic cake taking and automatic material taking frame can realize two functions of automatic cake taking and automatic material taking frame through the matching of the base plate 1, the cake taking mechanism 2 and the material taking frame mechanism 3, and has high automation degree, multiple functions and stronger practicability; because the clamping bolt 332 used for being inserted into the conveying ring 41 of the material rack 4 is used in the material taking rack mechanism 3, and the clamping bolt 332 is in non-contact with the material rack 4 before the material taking rack mechanism is in place, the fault tolerance rate can be effectively improved, the problem of excessive abrasion between the material rack 4 and the clamping component 33 can be effectively avoided, and the service life of the mechanical arm is longer; the fixed clamping jaw 22 is inserted into the first mounting hole through the adjusting rod 222, and the first thread 223 is matched with the second thread to be adjusted and mounted on the first mounting block 21 along the left-right direction, so that the adjusting method of the fixed clamping jaw 22 is simple, the machine calibration time can be effectively saved, and the production efficiency is effectively improved.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.

Claims (10)

1. A dual function robotic arm, comprising: including the base plate and locate get cake mechanism and get material frame mechanism on the base plate, get cake mechanism and include first installation piece, clamping jaw and cushion, first installation piece fixed install in the base plate, clamping jaw and cushion set up in first installation piece, get material frame mechanism and include the mounting bracket and locate drive assembly, two drive assembly and two centre gripping subassemblies on the mounting bracket, two centre gripping subassemblies move in opposite directions or reverse direction under drive assembly and two drive assembly's cooperation, the centre gripping subassembly includes third installation piece, centre gripping bolt and tray interval set up in the third installation piece, form the standing groove with work or material rest frame adaptation between centre gripping bolt and the tray.
2. A dual function robotic arm as claimed in claim 1, wherein: the clamping jaw comprises a fixed clamping jaw, the fixed clamping jaw comprises a first baffle and an adjusting rod integrally connected with the first baffle, a first mounting hole is formed in the first mounting block, first threads are arranged at the inner side end of the adjusting rod, and second threads matched with the first threads are arranged on the inner wall of the first mounting hole.
3. The dual function robotic arm of claim 2, wherein: the clamping jaw further comprises a movable clamping jaw and a first driving cylinder, the first driving cylinder is fixedly arranged on the first mounting block, the movable clamping jaw comprises a second mounting block and a second baffle, the second mounting block is fixedly connected with the first driving cylinder, and the second baffle is fixedly connected with the second mounting block.
4. The dual function robotic arm of claim 3, wherein: the first baffle is provided with a first cambered surface, the second baffle is provided with a second cambered surface, the cushion block is provided with an inclined surface, and a clamping space for clamping a material cake is formed among the first cambered surface, the second cambered surface and the inclined surface.
5. A dual function robotic arm as claimed in claim 4, wherein: the cake taking mechanism further comprises a position sensor, the cushion block is provided with a mounting groove, the mounting groove is formed in the inclined plane, and the position sensor is installed in the mounting groove.
6. A dual function robotic arm as claimed in claim 1, wherein: the mounting frame comprises a mounting plate and two mounting rods, the mounting plate is mounted on the main board, and the mounting rods are fixedly connected with the mounting plate; the material taking frame mechanism further comprises a limiting component, the limiting component is arranged between the two mounting rods and comprises a limiting block and two limiting rods, the limiting block is arranged on the mounting plate, the two limiting rods are respectively arranged at two ends of the limiting block and fixedly connected with the mounting plate, a fixing rod and a fixing plate are arranged between the limiting rod and the mounting rod, and the limiting block and the two limiting rods surround a limiting space which is matched with the material taking frame.
7. A dual function robotic arm as claimed in claim 6, wherein: the transmission assembly comprises a first guide assembly, a second guide assembly, a transmission part, a transmission rod and a rotating shaft, the first guide assembly is arranged on the mounting plate, the second guide assembly is arranged on the fixing plate, the first guide assembly comprises a first guide rail and a first sliding seat, the first guide rail is arranged on the mounting plate, the first sliding seat is arranged on the first guide rail in a sliding manner, the transmission part is fixedly connected with the first sliding seat, the second guide assembly comprises a second guide rail and a second sliding seat, the second guide rail is arranged on the fixing plate, the second sliding seat is arranged on the second guide rail in a sliding manner, the clamping assembly is arranged on the second sliding seat, the transmission rod is hinged with the transmission part, the transmission rod is hinged with the clamping assembly, the fixing rod is provided with a second mounting hole matched with the rotating shaft, the transmission rod is provided with a third mounting hole matched with the second mounting hole, the transmission rod swings around the rotating shaft.
8. A dual function robotic arm as claimed in claim 7, wherein: the driving assembly comprises a pressing block, a driving rod and a second driving cylinder, the second driving cylinder is fixedly arranged on the mounting plate, the pressing block is fixedly connected with the second driving cylinder, the driving rod is fixedly arranged on the pressing block, a guide groove is formed in the transmission part, the driving rod is inserted into the guide groove, the pressing block moves downwards, the driving rod and the guide groove are matched to drive the two transmission parts to transversely move in the opposite direction, and the transmission rod drives the two clamping assemblies to oppositely move to clamp the material rack around the rotation shaft.
9. A dual function robotic arm as claimed in claim 8, wherein: the third installation block is provided with an anti-collision plate, and the anti-collision plate is hinged to the third installation block.
10. The dual function robotic arm of claim 9, wherein: the clamping assembly further comprises a microswitch, and the microswitch is arranged at the end part of the anti-collision plate.
CN202122895810.6U 2021-11-24 2021-11-24 Difunctional arm Active CN217200764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122895810.6U CN217200764U (en) 2021-11-24 2021-11-24 Difunctional arm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122895810.6U CN217200764U (en) 2021-11-24 2021-11-24 Difunctional arm

Publications (1)

Publication Number Publication Date
CN217200764U true CN217200764U (en) 2022-08-16

Family

ID=82782904

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122895810.6U Active CN217200764U (en) 2021-11-24 2021-11-24 Difunctional arm

Country Status (1)

Country Link
CN (1) CN217200764U (en)

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