CN213857787U - Fixed frock of blade and impeller welding machine - Google Patents
Fixed frock of blade and impeller welding machine Download PDFInfo
- Publication number
- CN213857787U CN213857787U CN202022218773.0U CN202022218773U CN213857787U CN 213857787 U CN213857787 U CN 213857787U CN 202022218773 U CN202022218773 U CN 202022218773U CN 213857787 U CN213857787 U CN 213857787U
- Authority
- CN
- China
- Prior art keywords
- blade
- hub
- bearing surface
- profiling
- seat
- 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.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The embodiment of the utility model provides a frock and impeller welding machine are fixed to blade. The blade fixing tool comprises a blade bearing seat and a blade clamping piece, wherein the blade bearing seat is provided with a bearing surface, a profiling area matched with the shape of the blade is formed on the bearing surface, and the profiling area is used for being attached to the part, far away from the blade root, of the blade; the blade clamping piece is movably arranged on the bearing surface and is used for clamping and fixing the blade with the profiling area. The embodiment of the utility model provides a fixed frock of blade comes the fixed blade of centre gripping through profile modeling region and blade holder, because profile modeling region and blade shape looks adaptation for the blade can be laminated better and fix on the fixed frock of blade, and the positioning accuracy and the stability of the fixed frock of blade are higher, and the structure is comparatively simple, the operation is comparatively convenient.
Description
Technical Field
The utility model relates to a welding equipment technical field especially relates to a frock and impeller welding machine are fixed to blade.
Background
The impeller includes wheel hub and the blade of installing on wheel hub, and the blade is fixed mutually with wheel hub adoption welded mode usually, because the blade is the opposite sex structure of distortion usually, so the location difficulty when having the blade welding, awkward problem.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a frock and impeller welding machine are fixed to blade for the difficult problem of location, inconvenient operation when the blade welding of solving current impeller.
An embodiment of the utility model provides a frock is fixed to blade, include:
the blade bearing seat is provided with a bearing surface, a profiling area matched with the shape of the blade is formed on the bearing surface, and the profiling area is used for being attached to the part, far away from the blade root, of the blade; and the number of the first and second groups,
the blade clamping piece is movably arranged on the bearing surface and used for clamping and fixing the blade with the profiling area.
According to the blade fixing tool provided by the utility model, the profile modeling area is arranged in a protruding way relative to the area adjacent to the profile modeling area on the bearing surface; and/or the presence of a gas in the gas,
the blade bearing seat is also provided with a side face connected with the bearing face, and the profiling area is arranged close to the side face of the blade bearing seat.
According to the utility model discloses a frock is fixed to blade, the blade bears the seat and includes blade profile modeling die block and support plate, the profile modeling is regional to be formed in on the blade profile modeling die block, the blade profile modeling die block with the blade holder set up in on the same face of support plate.
According to the utility model discloses a frock is fixed to blade, correspond on the face of support plate the blade profile modeling die block is provided with the mounting groove, the inside wall of mounting groove is formed with the breach, the blade profile modeling die block set up in the breach department of mounting groove.
According to the blade fixing tool provided by one embodiment of the utility model, the plurality of blade clamping pieces are arranged along the circumferential direction of the profiling area; and/or the presence of a gas in the gas,
the blade clamping piece moves along the direction vertical to the bearing surface and is rotationally arranged on the bearing surface along the axis vertical to the bearing surface.
According to the blade fixing tool provided by the embodiment of the utility model, a rotating shaft is convexly arranged on the bearing surface and outside the profiling area, and the rotating shaft can be movably arranged along the direction vertical to the bearing surface;
the blade clamping piece comprises a compression column connecting block and a compression column, the compression column connecting block extends in the direction parallel to the bearing surface, and one end of the compression column connecting block is rotationally arranged on the rotating shaft along the axis vertical to the bearing surface;
the compressing column extends along the direction vertical to the bearing surface, and is arranged at one end, away from the rotating shaft, of the compressing column connecting block and used for being in contact with the blade through the compressing column.
According to the utility model discloses a frock is fixed to blade still includes the frock support, the blade bear the seat for along first direction removal set up in on the frock support, first direction does the blade bears the orientation of the blade root of the blade on the seat.
According to the utility model discloses a frock is fixed to blade still includes and presss from both sides tight drive arrangement and removes drive arrangement, it is used for the drive to press from both sides tight drive arrangement the blade holder is in the activity on the loading end, it is used for the drive to remove drive arrangement the blade bears the weight of the seat and is in move on the frock support.
The embodiment of the utility model provides a still provide an impeller welding machine, include:
a machine base;
the hub fixing mechanism is rotationally arranged on the base so as to enable a hub on the hub fixing mechanism to rotate along the axis of the hub;
the blade fixing tool is arranged on the base corresponding to the hub fixing mechanism, so that a blade root of a blade on the blade fixing tool can be attached to the outer peripheral surface of a hub on the hub fixing mechanism; and the number of the first and second groups,
and the welding machine mechanism is arranged on the base and is used for welding and fixing the blades and the hub.
According to the utility model discloses an impeller welding machine of embodiment, wheel hub fixed establishment includes the gas claw structure that is used for centre gripping fixed wheel hub; and/or the presence of a gas in the gas,
the welding machine mechanism comprises a welding head and a welding head driving assembly, the welding head is movably arranged on the base, and the welding head driving assembly is used for driving the welding head to move on the base.
According to the utility model discloses an impeller welding machine, the frame epirelief is equipped with the support frame, be provided with on the support frame and follow the gliding slide of extending direction of support frame, be provided with on the slide and rotate the rotation seat of adjusting, wheel hub fixed establishment for rotate set up in rotate on the seat, wherein, rotate the rotation axis of seat with wheel hub fixed establishment's rotation axis is perpendicular.
The embodiment of the utility model provides a fixed frock of blade comes the fixed blade of centre gripping through profile modeling region and blade holder, because profile modeling region and blade shape looks adaptation for the blade can be laminated better and fix on the fixed frock of blade, and the positioning accuracy and the stability of the fixed frock of blade are higher, and the structure is comparatively simple, the operation is comparatively convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a blade fixing tool according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an impeller welding machine according to an embodiment of the present invention;
fig. 3 is a schematic view of the structure at the hub fixing mechanism in fig. 2.
Reference numerals:
100: a blade fixing tool; 1: a blade bearing seat; 11: a bearing surface; 12: blade profiling bottom die; 13: a carrier plate; 131: mounting grooves; 2: a blade clamp; 21: a compression column connecting block; 22: a compression post; 3: a clamping drive; 31: a rotating shaft; 4: a tool support; 41: a slide rail; 5: a movement driving device; 200: an impeller welding machine; 300: a machine base; 310: a support frame; 320: a slide base; 330: a rotating seat; 340: a slide driving device; 400: a hub fixing mechanism; 410: a gas claw structure; 420: a rotation driving device; 500: a welder mechanism; 510: welding a head; 520: a weld head drive assembly; 600: an impeller; 610: a blade; 620: a hub.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model provides a frock is fixed to blade, as shown in FIG. 1, frock 100 is fixed to blade includes that the blade bears seat 1 and blade holder 2.
As shown in fig. 1, the blade bearing seat 1 has a bearing surface 11, and a profile area (not shown in the figure) adapted to the shape of the blade 610 is formed on the bearing surface 11, and the profile area is used for being attached to a part of the blade 610 far away from the blade root. The shape of the profiling area is matched with the shape of the blade 610, that is, the profiling area can be attached to at least part of one surface of the blade 610, for example, when the surface of the blade 610 for attaching with the profiling area is convex toward the bearing surface 11, the profiling area is concave; for another example, when the surface of the blade 610 for fitting the profile area is concave, the profile area is convex toward the blade 610, and specifically, in the present embodiment, the profile area is convex with respect to the area of the bearing surface 11 adjacent to the profile area. Moreover, as shown in fig. 1, in the embodiment, the blade bearing seat 1 further has a side surface connected to the bearing surface 11, and the profiling area is disposed near the side surface of the blade bearing seat 1, so that when the blade 610 is placed at the profiling area, it is beneficial to make the blade root of the blade 610 protrude laterally from the side surface of the blade bearing seat 1, thereby facilitating the welding operation on the blade root of the blade 610.
The blade carrier 1 is formed with a profiling area, specifically, as shown in fig. 1, in this embodiment, the blade carrier 1 includes a blade profiling bottom die 12 and a carrier plate 13, the profiling area is formed on the blade profiling bottom die 12, the blade profiling bottom die 12 and the carrier plate 13 are usually detachably connected, so that the blade profiling bottom die 12 can be replaced according to the shapes of different blades 610, and the blade fixing tool 100 can be suitable for fixing different blades 610.
Further, as shown in fig. 1, in the present embodiment, a mounting groove 131 is provided on the plate surface of the carrier plate 13 corresponding to the blade profiling mold 12, a notch is formed on the inner side wall of the mounting groove 131, and the blade profiling mold 12 is provided at the notch of the mounting groove 131. When the blade 610 is placed on the blade profiling bottom die 12, the orientation of the blade root of the blade 610 is taken as the first direction, and the blade profiling bottom die 12 is slidably adjusted in the first direction and is arranged at the installation groove 131, so that the installation position of the blade profiling bottom die 12 can be adjusted according to the shapes of different blades 610.
As shown in fig. 1, the blade holder 2 is movably disposed on the bearing surface 11, and the blade holder 2 is used for holding the fixed blade 610 with the profiling area. The blade clamp 2 and the profiled region abut against two faces of the blade 610, respectively, thereby clamping and fixing the blade 610 to the blade carrier 1. The blade holder 2 is disposed on the carrying surface 11, and specifically, as shown in fig. 1, in the present embodiment, the blade profiling bottom die 12 and the blade holder 2 are disposed on the same surface of the carrying plate 13. Furthermore, one or more blade holders 2 may be disposed on the bearing surface 11, for example, in this embodiment, a plurality of blade holders 2 are disposed along the circumferential direction of the profiling area, so that the clamping and fixing effect on the blade 610 is better.
The embodiment of the utility model provides a fixed frock of blade 100 comes centre gripping fixed blade 610 through profile modeling region and blade holder 2, because profile modeling region and the 610 shape looks adaptations of blade for blade 610 can be better laminated and fix on the fixed frock of blade 100, and the positioning accuracy and the stability of the fixed frock of blade 100 are higher, and the structure is comparatively simple, the operation is comparatively convenient.
The blade holder 2 is movably disposed on the bearing surface 11, and specifically, as shown in fig. 1, in the present embodiment, the blade holder 2 is moved along a direction perpendicular to the bearing surface 11 and is rotatably disposed on the bearing surface 11 along an axis perpendicular to the bearing surface 11, so that the blade holder 2 is convenient for taking and placing the blade 610. In addition, in this embodiment, the blade fixing tool 100 further includes a clamping driving device 3, and the clamping driving device 3 is configured to drive the blade clamping member 2 to move on the bearing surface 11, where the clamping driving device 3 may be a rotary clamping cylinder or the like.
The specific style of the blade holder 2 can be set according to actual requirements, for example, as shown in fig. 1, in this embodiment, a rotating shaft 31 is convexly disposed on the carrying surface 11 and outside the profiling area, and the rotating shaft 31 can be movably disposed along a direction perpendicular to the carrying surface 11; the blade clamping piece 2 comprises a compression column connecting block 21 and a compression column 22, the compression column connecting block 21 extends along the direction parallel to the bearing surface 11, and one end of the compression column connecting block 21 is rotationally arranged on the rotating shaft 31 along the axis vertical to the bearing surface 11; the pressing column 22 extends along a direction perpendicular to the bearing surface 11, and the pressing column 22 is disposed at an end of the pressing column coupling block 21 away from the rotating shaft 31, and is used for contacting the blade 610 through the pressing column 22. Therefore, the structure of the blade clamping piece 2 is simple, and the blade clamping piece 2 is attached to the blade 610 conveniently.
The embodiment of the utility model provides a still provide an impeller welding machine, as shown in figure 2, this impeller welding machine 200 includes frame 300, wheel hub fixed establishment 400, the fixed frock of blade 100 and welding machine mechanism 500.
The hub fixing mechanism 400 is used for fixing the hub 620, and the hub fixing mechanism 400 is rotatably arranged on the base 300 so that the hub 620 on the hub fixing mechanism 400 can rotate along the hub axis; the blade fixing tool 100 is the blade fixing tool 100, and the blade fixing tool 100 is arranged on the base 300 corresponding to the hub fixing mechanism 400, so that the blade root of the blade 610 on the blade fixing tool 100 can be attached to the outer peripheral surface of the hub 620 on the hub fixing mechanism 400; the welder mechanism 500 is disposed on the base 300, and the welder mechanism 500 is used to weld and fix the blade 610 and the hub 620. The impeller welding machine 200 respectively fixes the hub 620 and the blade 610 by the hub fixing mechanism 400 and the blade fixing tool 100, and performs a welding operation by the welding machine mechanism 500 to weld and fix the blade 610 to the hub 620 when the blade root of the blade 610 is attached to the outer circumferential surface of the hub 620. After the welding of one blade 610 is completed, the hub fixing mechanism 400 is rotated by a predetermined angle, and the next blade 610 is welded until all the blades 610 are welded, thereby forming the impeller 600.
The blade fixing tool 100 and the hub fixing mechanism 400 are both disposed on the base 300, specifically, as shown in fig. 2, the blade fixing tool 100 is located on one side of the hub fixing mechanism 400 in the first direction, and, as shown in fig. 1, in this embodiment, the blade fixing tool 100 further includes a tool support 4 disposed on the base 300, and the blade bearing seat 1 is disposed on the tool support 4 in a manner of moving along the first direction. When the blade 610 needs to be fixed to the blade fixing tool 100, the blade bearing seat 1 is driven to be away from the hub fixing mechanism 400 in the first direction, so that the blade 610 is conveniently fixed to the blade bearing seat 1; after the blade 610 is fixed to the blade bearing seat 1, the blade bearing seat 1 is driven in the first direction to be close to the hub fixing mechanism 400, so that the blade root of the blade 610 is attached to the outer peripheral surface of the hub 620 on the hub fixing mechanism 400, and then the welding operation can be performed. The blade fixing tool 100 may further include a moving driving device 5, the moving driving device 5 is configured to drive the blade bearing seat 1 to move on the tool support 4, and the moving driving device 5 may be an air cylinder or the like.
Further, as shown in fig. 1, in this embodiment, a slide rail 41 extending along the first direction is disposed on the tool support 4, a portion of the blade bearing seat 1 away from the bearing surface 11 is movably connected to the slide rail 41 along the first direction, and the slide rail 41 can guide the blade bearing seat 1.
The impeller welding machine 200 fixes the hub 620 through the hub fixing mechanism 400, and the specific style of the hub fixing mechanism 400 can be set according to actual requirements, for example, as shown in fig. 2 and 3, in this embodiment, the hub fixing mechanism 400 includes an air claw structure 410 for clamping the fixed hub 620, and the fixed hub 620 is clamped through the air claw structure 410, so that the arrangement mode of the hub fixing mechanism 400 is simple.
As shown in fig. 2 and 3, in the present embodiment, a supporting frame 310 is protruded from the machine base 300, a sliding seat 320 capable of sliding along the extending direction of the supporting frame 310 is disposed on the supporting frame 310, a rotating seat 330 capable of rotating and adjusting is disposed on the sliding seat 320, and the hub fixing mechanism 400 is rotatably disposed on the rotating seat 330, wherein the rotating axis of the rotating seat 330 is perpendicular to the rotating axis of the hub fixing mechanism 400. This allows the position of the hub attachment mechanism 400 to be slidably and rotatably adjusted based on the actual situation. As shown in fig. 3, in the present embodiment, a sliding driving device 340 is disposed on the supporting frame 310, the sliding driving device 340 is used for driving the sliding base 320 to slide on the supporting frame 310, a welding head driving assembly 520 is disposed on the rotating base 330, and the welding head driving assembly 520 is used for driving the hub fixing mechanism 400 to rotate on the rotating base 330.
As shown in fig. 2, in the present embodiment, the welder mechanism 500 includes a welding head 510 and a welding head driving assembly 520, the welding head 510 is movably disposed on the base 300, the welding head driving assembly 520 is used for driving the welding head 510 to move on the base 300, and the movable welder mechanism 500 is disposed for facilitating the welding operation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a frock is fixed to blade which characterized in that includes:
the blade bearing seat is provided with a bearing surface, a profiling area matched with the shape of the blade is formed on the bearing surface, and the profiling area is used for being attached to the part, far away from the blade root, of the blade; and the number of the first and second groups,
the blade clamping piece is movably arranged on the bearing surface and used for clamping and fixing the blade with the profiling area.
2. The blade fixing tool according to claim 1, wherein the profiling region is arranged in a protruding manner relative to a region of the bearing surface adjacent to the profiling region; and/or the presence of a gas in the gas,
the blade bearing seat is also provided with a side face connected with the bearing face, and the profiling area is arranged close to the side face of the blade bearing seat.
3. The blade fixing tool according to claim 1, wherein the blade bearing seat comprises a blade profiling bottom die and a support plate, the profiling area is formed on the blade profiling bottom die, and the blade profiling bottom die and the blade clamping piece are arranged on the same plate surface of the support plate.
4. The blade fixing tool according to any one of claims 1 to 3, wherein a plurality of blade clamping pieces are arranged along the circumferential direction of the profiling area; and/or the presence of a gas in the gas,
the blade clamping piece moves along the direction vertical to the bearing surface and is rotationally arranged on the bearing surface along the axis vertical to the bearing surface.
5. The blade fixing tool according to claim 4, wherein a rotating shaft is convexly arranged on the bearing surface and outside the profiling area, and the rotating shaft can move in a direction perpendicular to the bearing surface;
the blade clamping piece comprises a compression column connecting block and a compression column, the compression column connecting block extends in the direction parallel to the bearing surface, and one end of the compression column connecting block is rotationally arranged on the rotating shaft along the axis vertical to the bearing surface;
the compressing column extends along the direction vertical to the bearing surface, and is arranged at one end, away from the rotating shaft, of the compressing column connecting block and used for being in contact with the blade through the compressing column.
6. The blade fixing tool according to any one of claims 1 to 3, further comprising a tool support, wherein the blade bearing seat is movably arranged on the tool support along a first direction, and the first direction is the orientation of the blade root of the blade on the blade bearing seat.
7. The blade fixing tool according to claim 6, further comprising a clamping driving device and a moving driving device, wherein the clamping driving device is used for driving the blade clamping piece to move on the bearing surface, and the moving driving device is used for driving the blade bearing seat to move on the tool support.
8. An impeller welding machine, comprising:
a machine base;
the hub fixing mechanism is rotationally arranged on the base so as to enable a hub on the hub fixing mechanism to rotate along the axis of the hub;
the blade fixing tool is the blade fixing tool according to any one of claims 1 to 7, and the blade fixing tool is arranged on the base corresponding to the hub fixing mechanism so that a blade root of a blade on the blade fixing tool can be attached to the outer peripheral surface of a hub on the hub fixing mechanism; and the number of the first and second groups,
and the welding machine mechanism is arranged on the base and is used for welding and fixing the blades and the hub.
9. The impeller welding machine of claim 8 wherein said hub securement mechanism includes an air claw structure for clamping the securement hub; and/or the presence of a gas in the gas,
the welding machine mechanism comprises a welding head and a welding head driving assembly, the welding head is movably arranged on the base, and the welding head driving assembly is used for driving the welding head to move on the base.
10. The impeller welding machine of claim 8, wherein a support frame is convexly arranged on the machine base, a sliding seat capable of sliding along the extending direction of the support frame is arranged on the support frame, a rotating seat capable of being adjusted in a rotating mode is arranged on the sliding seat, and the hub fixing mechanism is rotatably arranged on the rotating seat, wherein the rotating axis of the rotating seat is perpendicular to the rotating axis of the hub fixing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218773.0U CN213857787U (en) | 2020-09-30 | 2020-09-30 | Fixed frock of blade and impeller welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218773.0U CN213857787U (en) | 2020-09-30 | 2020-09-30 | Fixed frock of blade and impeller welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213857787U true CN213857787U (en) | 2021-08-03 |
Family
ID=77070564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022218773.0U Active CN213857787U (en) | 2020-09-30 | 2020-09-30 | Fixed frock of blade and impeller welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213857787U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101911A (en) * | 2022-01-26 | 2022-03-01 | 武汉逸飞激光股份有限公司 | Seal welding device |
-
2020
- 2020-09-30 CN CN202022218773.0U patent/CN213857787U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101911A (en) * | 2022-01-26 | 2022-03-01 | 武汉逸飞激光股份有限公司 | Seal welding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213857787U (en) | Fixed frock of blade and impeller welding machine | |
| CN215200206U (en) | Cutting positioning jig | |
| CN212191864U (en) | Automobile top cover welding fixture | |
| CN212482406U (en) | Aluminum casting aperture detection device for mold | |
| CN113458963A (en) | Automatic bearing inner race channel superfinishing machine | |
| CN111112906A (en) | New forms of energy battery tray arc-welding anchor clamps | |
| CN215698864U (en) | Welding equipment | |
| CN210414295U (en) | Clamp for transporting and mounting engine cylinder block | |
| CN212600283U (en) | Knuckle service part adds clamping apparatus | |
| CN210649492U (en) | Multi-degree-of-freedom clamp for end cover of servo motor | |
| CN210209322U (en) | Shaft sleeve pressing tool | |
| CN211162956U (en) | Automatic deburring mechanism for automobile hub | |
| CN209936348U (en) | Automobile wheel hub mould air channel processingequipment | |
| CN216966762U (en) | Welding fixture for splicing automobile stamping parts | |
| CN220145085U (en) | Welding positioning device for end cover protection cover of aftertreatment device | |
| CN219852923U (en) | Special frock of turbo charging valve assembly welding | |
| CN215616156U (en) | Sectional movable spot welding jig | |
| CN214383333U (en) | Wheel hub convenient to installation | |
| CN215318182U (en) | Eccentric wheel clamping fixture | |
| CN219987256U (en) | Clamp for polishing thin-wall part | |
| CN211465213U (en) | Side end surface semi-surrounding structure panel beating laser welding frock | |
| CN217728516U (en) | Fixing clamp for manufacturing bearing ring with outer ring step structure | |
| CN217493125U (en) | Third station welding fixture of electric vehicle frame with integrated structure | |
| CN220218429U (en) | Frock is used in automobile wheel hub production | |
| CN210819279U (en) | Air conditioner panel rotary worktable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |