CN222644531U - A new energy vehicle mechanical parts operation auxiliary platform - Google Patents

A new energy vehicle mechanical parts operation auxiliary platform Download PDF

Info

Publication number
CN222644531U
CN222644531U CN202421420492.5U CN202421420492U CN222644531U CN 222644531 U CN222644531 U CN 222644531U CN 202421420492 U CN202421420492 U CN 202421420492U CN 222644531 U CN222644531 U CN 222644531U
Authority
CN
China
Prior art keywords
rod
new energy
fixed
turntable
sliding frame
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
Application number
CN202421420492.5U
Other languages
Chinese (zh)
Inventor
宋云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liyang Lili New Energy Technology Co ltd
Original Assignee
Liyang Lili New Energy Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Liyang Lili New Energy Technology Co ltd filed Critical Liyang Lili New Energy Technology Co ltd
Priority to CN202421420492.5U priority Critical patent/CN222644531U/en
Application granted granted Critical
Publication of CN222644531U publication Critical patent/CN222644531U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Machine Tool Units (AREA)

Abstract

本实用新型公开了一种新能源汽车机械配件操作辅助平台,包括支撑件和调节件,支撑件包括支架,支架水平设置,且支架的顶面上竖直固定有杆架,杆架上竖直滑动安装有孔板,且孔板上竖直固定有转座,调节件包括转台和夹持件,转台设置在转座的一侧,且转台上水平固定有转杆,且转杆转动连接在转座上,夹持件包括滑框,滑框水平设置在转台的上方,且滑框的底面中部竖直固定有转轴,转轴竖直转动连接在转台上,滑框中对称设置有两块夹板,且两块夹板的底面上均竖直固定有螺孔滑块。本实用新型克服现有夹板夹持新能源汽车零部件,夹持后新能源汽车零部件固定,无法转换新能源汽车零部件的加工角度,影响了对新能源汽车零部件加工的灵活性的问题。

The utility model discloses an auxiliary operation platform for mechanical parts of new energy vehicles, including a support member and an adjusting member, wherein the support member includes a bracket, the bracket is horizontally arranged, and a rod frame is vertically fixed on the top surface of the bracket, a hole plate is vertically slidably installed on the rod frame, and a swivel seat is vertically fixed on the hole plate, the adjusting member includes a turntable and a clamping member, the turntable is arranged on one side of the swivel seat, and a swivel rod is horizontally fixed on the turntable, and the swivel rod is rotatably connected to the swivel seat, the clamping member includes a sliding frame, the sliding frame is horizontally arranged above the turntable, and a rotating shaft is vertically fixed in the middle of the bottom surface of the sliding frame, and the rotating shaft is vertically rotatably connected to the turntable, and two clamping plates are symmetrically arranged in the sliding frame, and screw hole sliders are vertically fixed on the bottom surfaces of the two clamping plates. The utility model overcomes the problem that the existing clamping plates clamp new energy vehicle parts, the new energy vehicle parts are fixed after clamping, the processing angle of the new energy vehicle parts cannot be changed, and the flexibility of processing the new energy vehicle parts is affected.

Description

New energy automobile mechanical accessory operation auxiliary platform
Technical Field
The utility model relates to the technical field of machining operation platforms, in particular to an auxiliary platform for operating mechanical accessories of a new energy automobile.
Background
The new energy automobile is characterized in that unconventional automobile fuel is used as a power source, a specific workbench is needed in the processing process of new energy automobile parts, the operation auxiliary platform of the existing new energy automobile mechanical parts is inconvenient to adjust in height, and workers with different heights are caused to be very inconvenient in processing.
The current bulletin number is CN212020695U, the name is a new energy automobile spare part processing platform, including the base frame, screw thread seat and lifter plate, be equipped with two mounting panels in the base frame, and rotate between the mounting panel and be connected with the double-thread lead screw, be equipped with bi-directional screw on the double-thread lead screw, two equal screw thread seat screw-thread fit is on the double-thread lead screw, and the screw thread seat is located respectively on two screw thread intervals, all rotate on the screw thread seat and be connected with the dwang, the lifter plate sets up in base frame top, and the top of dwang all rotates with the middle part of lifter plate bottom to be connected, the curb plate has all been welded to both sides on the lifter plate, can drive spare part and go up and down for the workman of different heights is very convenient when processing, machining efficiency has been improved.
However, when the new energy automobile part is processed, the clamping plate is used for extruding and clamping the new energy automobile part in a facing motion mode, but when the new energy automobile part is processed, the processing angle of the new energy automobile part needs to be changed, the new energy automobile part is clamped by the clamping plate, the new energy automobile part is fixed after clamping, the processing angle of the new energy automobile part cannot be converted, and the processing flexibility of the new energy automobile part is affected.
Disclosure of utility model
The utility model aims to provide an auxiliary platform for operating mechanical accessories of a new energy automobile, and aims to solve the problems.
The utility model is realized in the following way:
The utility model provides a new energy automobile mechanical accessory operation auxiliary platform, including support piece and regulating part, the support piece includes the support, the support level sets up, and vertical be fixed with the pole frame on the top surface of support, vertical slidable mounting has the orifice plate on the pole frame, and vertical be fixed with the swivel mount on the orifice plate, the regulating part includes revolving stage and holder, the revolving stage sets up in one side of swivel mount, and the level is fixed with the bull stick on the revolving stage, and the bull stick rotates and connects on the swivel mount, the holder includes the sliding frame, the sliding frame level sets up in the top of revolving stage, and the bottom surface middle part of sliding frame is vertical to be fixed with the pivot, the pivot is vertical to be rotated and is connected on the revolving stage, the symmetry is provided with two splint in the sliding frame, and all vertical be fixed with the screw slider on the bottom surface of two splint, horizontal rotation is connected with bi-directional screw in the sliding frame, and bi-directional screw thread runs through the screw thread and installs on the screw slider of two splint bottoms, the one end level of sliding frame is fixed with the centre gripping motor, and the output of centre gripping motor is fixed at bi-directional screw's tip.
Further, the inserted link is vertically connected with the orifice plate in a sliding and penetrating way, a first spring is vertically sleeved on the inserted link, and two ends of the first spring are respectively fixed on the end part of the inserted link and the orifice plate.
Further, the end part of the rotating rod is vertically fixed with a hole block, a plurality of hole grooves are vertically formed in the outer circumferential surface of the hole block, and the hole grooves in the hole block are vertically spliced with the inserting rod.
Further, the bottom of the rotating shaft is vertically fixed with a guide pillar, the guide pillar is vertically connected with a guide cylinder in a sliding manner, a second spring is vertically sleeved on the guide pillar, and two ends of the second spring are respectively fixed at the bottoms of the guide cylinder and the guide pillar.
Further, a plurality of positioning holes are uniformly and vertically formed in the rotary table in a penetrating mode, positioning columns are vertically fixed on the guide cylinders, and the positioning columns are vertically connected with the positioning holes in the rotary table in a sliding mode.
Further, the support screw rod is vertically and rotatably connected to the rod frame, the lifting motor is vertically fixed to the top surface of the rod frame, and the output end of the lifting motor is fixed to the end portion of the support screw rod.
Further, a screw hole is formed in the hole plate in a penetrating mode through vertical threads, and the screw hole is connected with the supporting screw in a penetrating mode through threads.
Compared with the prior art, the novel energy automobile mechanical accessory is placed between the two clamping plates in use, the clamping motor is started to drive the clamping screw to rotate, the two clamping plates are driven by threads to clamp the novel energy automobile mechanical accessory, then the rotating turntable deflects on the rotating seat on the pore plate in machining, the angle for switching machining is rotated in the X-axis direction, meanwhile, the rotating shaft on the rotating sliding frame rotates on the rotating table, and the angle for switching machining is rotated in the Z-axis direction, so that the clamped novel energy automobile parts are fixed, the machining angle of the novel energy automobile parts can be converted, and the flexibility of machining the novel energy automobile parts is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic exploded view of the present utility model;
FIG. 3 is a schematic view of the support in an exploded state in an embodiment of the present utility model;
FIG. 4 is a schematic view showing the structure of the adjusting member in an exploded state in the embodiment of the present utility model;
Fig. 5 is a schematic view showing a structure of the clamping member in an exploded state in the embodiment of the present utility model.
1, A supporting piece; 11, a bracket, 12, a rod frame, 13, a supporting screw rod, 14, a lifting motor, 15, a pore plate, 151, a screw hole, 16, a swivel mount, 17, a plug rod, 171, a first spring, 2, an adjusting piece, 21, a turntable, 211, a locating hole, 22, a rotating rod, 221, a hole block, 23, a clamping piece, 231, a sliding frame, 2311, a clamping motor, 232, a rotating shaft, 233, a guide post, 234, a guide cylinder, 235, a locating post, 236, a second spring, 237, a bidirectional screw rod, 238, a screw hole sliding block, 239 and a clamping plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Referring to fig. 1, 2, 3, 4 and 5, a new energy automobile mechanical accessory operation auxiliary platform comprises a supporting member 1 and an adjusting member 2, wherein the supporting member 1 comprises a bracket 11, the bracket 11 is horizontally arranged, a rod frame 12 is vertically fixed on the top surface of the bracket 11, a pore plate 15 is vertically and slidably arranged on the rod frame 12, a rotating seat 16 is vertically fixed on the pore plate 15, the adjusting member 2 comprises a turntable 21 and a clamping member 23, the turntable 21 is arranged on one side of the rotating seat 16, a rotating rod 22 is horizontally fixed on the turntable 21, the rotating rod 22 is rotatably connected on the rotating seat 16, the clamping member 23 comprises a sliding frame 231, the sliding frame 231 is horizontally arranged above the turntable 21, a rotating shaft 232 is vertically and rotatably connected on the turntable 21 at the middle part of the bottom surface of the sliding frame 231, two clamping plates 239 are symmetrically arranged in the sliding frame 231, screw holes 238 are vertically fixed on the bottom surfaces of the two clamping plates 239, the two-way screw 237 is horizontally and rotatably connected in the sliding frame 231, the two-way screw 237 is threaded and assembled on the screw hole sliding block 238 at the bottom of the two clamping plates 239, the clamping motor 2311 is horizontally fixed at one end of the sliding frame 231, the output end of the clamping motor 2311 is fixed at the end of the two-way screw 237, in use, the new energy automobile mechanical part is placed between the two clamping plates 239, the clamping motor 2311 is started to drive the clamping screw 237 to rotate, the two clamping plates 239 are driven by threads to clamp the new energy automobile mechanical part, then the rotary table 21 deflects on the rotary table 16 on the orifice plate 15 in processing, rotates in the X-axis direction to switch the processing angle, meanwhile, the rotary shaft 232 on the sliding frame 231 rotates on the rotary table 21, rotates in the Z-axis direction to switch the processing angle, so that the new energy automobile part is fixed after clamping, the processing angle of the new energy automobile part can be switched, the flexibility of processing the parts of the new energy automobile is improved.
Referring to fig. 3 and 4, the hole plate 15 is vertically slidably connected with a plug rod 17, a first spring 171 is vertically sleeved on the plug rod 17, and two ends of the first spring 171 are respectively fixed on the end of the plug rod 17 and the hole plate 15. The end of the rotating rod 22 is vertically fixed with a hole block 221, a plurality of hole grooves are vertically formed in the outer circumferential surface of the hole block 221, the hole grooves in the hole block 221 are vertically spliced with the inserting rods 17, the inserting rods 17 on the hole plate 15 are pulled downwards in use, the first springs 171 are pressed downwards to deform, then the rotating rod 22 is rotated on the swivel base 16 to deflect to a proper angle, and after the rotating rod 22 is released, the inserting rods 17 are pushed to be inserted into the hole grooves in the hole block 221 under the action of the deformation force of the springs 171, so that the limiting of the rotating rod 22 on the swivel base 16 is completed.
Referring to fig. 4 and 5, a guide post 233 is vertically fixed at the bottom end of the rotating shaft 232, a guide cylinder 234 is vertically and slidably connected to the guide post 233, a second spring 236 is vertically sleeved on the guide post 233, two ends of the second spring 236 are respectively fixed at the bottom ends of the guide cylinder 234 and the guide post 233, a plurality of positioning holes 211 are uniformly and vertically formed in the rotating table 21 in a penetrating manner, a positioning column 235 is vertically fixed on the guide cylinder 234, the positioning column 235 is vertically and slidably connected with the positioning hole 211 on the rotating table 21, the guide cylinder 234 on the guide post 233 is pulled downwards in use, the second spring 236 is extruded downwards to deform, and then the rotating shaft 232 deflects on the rotating table 21 to a proper angle, under the action of deformation force of the second spring 236 of the guide cylinder 234, the positioning column 235 on the guide cylinder 234 is pushed to be inserted into the positioning hole 211 of the rotating table 21, and limiting of the rotating shaft 232 on the rotating table 21 is completed.
Referring to fig. 3, a support screw 13 is vertically rotatably connected to the rod frame 12, a lifting motor 14 is vertically fixed to the top surface of the rod frame 12, the output end of the lifting motor 14 is fixed to the end of the support screw 13, a screw hole 151 is vertically threaded through the hole plate 15, the screw hole 151 is in threaded through connection with the support screw 13, the lifting motor 14 is started to drive the support screw 13 to rotate, and the screw thread drives the hole plate 15 to vertically slide on the rod frame 12, so that the machining height of a workpiece is vertically adjusted.
The working principle is that in use, a new energy automobile mechanical part is placed between two clamping plates 239, a clamping motor 2311 is started to drive a clamping screw 237 to rotate, the two clamping plates 239 are driven by threads to clamp the new energy automobile mechanical part, then a rotary table 21 in machining deflects on a rotary seat 16 on a pore plate 15, the angle of machining is switched by rotating along the X-axis direction, and meanwhile a rotary shaft 232 on a rotary sliding frame 231 rotates on the rotary table 21, and the angle of machining is switched by rotating along the Z-axis direction.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1.一种新能源汽车机械配件操作辅助平台,其特征在于,包括支撑件(1)和调节件(2),所述支撑件(1)包括支架(11),所述支架(11)水平设置,且支架(11)的顶面上竖直固定有杆架(12),所述杆架(12)上竖直滑动安装有孔板(15),且孔板(15)上竖直固定有转座(16),所述调节件(2)包括转台(21)和夹持件(23),所述转台(21)设置在转座(16)的一侧,且转台(21)上水平固定有转杆(22),且转杆(22)转动连接在转座(16)上,所述夹持件(23)包括滑框(231),所述滑框(231)水平设置在转台(21)的上方,且滑框(231)的底面中部竖直固定有转轴(232),所述转轴(232)竖直转动连接在转台(21)上,所述滑框(231)中对称设置有两块夹板(239),且两块夹板(239)的底面上均竖直固定有螺孔滑块(238),所述滑框(231)中水平转动连接有双向螺杆(237),且双向螺杆(237)螺纹贯穿组装在两块夹板(239)底部的螺孔滑块(238)上,所述滑框(231)的一端水平固定有夹持电机(2311),且夹持电机(2311)的输出端固定在双向螺杆(237)的端部。1. An auxiliary operation platform for mechanical parts of a new energy vehicle, characterized in that it comprises a support member (1) and an adjusting member (2), wherein the support member (1) comprises a bracket (11), the bracket (11) is arranged horizontally, and a rod frame (12) is vertically fixed on the top surface of the bracket (11), a hole plate (15) is vertically slidably mounted on the rod frame (12), and a rotating seat (16) is vertically fixed on the hole plate (15), the adjusting member (2) comprises a turntable (21) and a clamping member (23), the turntable (21) is arranged on one side of the rotating seat (16), and a rotating rod (22) is horizontally fixed on the turntable (21), and the rotating rod (22) is rotatably connected to the rotating seat (16), the clamping member (23) comprises a sliding frame (231), the sliding frame (231) is provided on the rotating seat (16), and the rotating rod (22) is rotatably connected to the rotating seat (16), and the clamping member (23) comprises a sliding frame (231). The sliding frame (231) is horizontally arranged above the turntable (21), and a rotating shaft (232) is vertically fixed in the middle of the bottom surface of the sliding frame (231), and the rotating shaft (232) is vertically rotatably connected to the turntable (21), and two clamping plates (239) are symmetrically arranged in the sliding frame (231), and screw hole sliders (238) are vertically fixed on the bottom surfaces of the two clamping plates (239), and a bidirectional screw rod (237) is horizontally rotatably connected in the sliding frame (231), and the bidirectional screw rod (237) is threadedly penetrated and assembled on the screw hole sliders (238) at the bottom of the two clamping plates (239), and a clamping motor (2311) is horizontally fixed at one end of the sliding frame (231), and the output end of the clamping motor (2311) is fixed to the end of the bidirectional screw rod (237). 2.根据权利要求1所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述孔板(15)上竖直滑动贯穿连接有插杆(17),且插杆(17)上竖直套设有第一弹簧(171),且第一弹簧(171)的两端分别固定在插杆(17)的端部和孔板(15)上。2. According to claim 1, a new energy vehicle mechanical parts operation auxiliary platform is characterized in that a plug rod (17) is vertically slidably connected to the orifice plate (15), and a first spring (171) is vertically sleeved on the plug rod (17), and the two ends of the first spring (171) are respectively fixed to the end of the plug rod (17) and the orifice plate (15). 3.根据权利要求2所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述转杆(22)的端部竖直固定有孔块(221),且孔块(221)外圆周面上竖直开设有多个孔槽,且孔块(221)上的孔槽与插杆(17)竖直插接。3. The new energy vehicle mechanical parts operation auxiliary platform according to claim 2 is characterized in that a hole block (221) is vertically fixed to the end of the rotating rod (22), and a plurality of hole grooves are vertically opened on the outer circumferential surface of the hole block (221), and the hole grooves on the hole block (221) are vertically plugged with the plug rod (17). 4.根据权利要求3所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述转轴(232)的底端竖直固定有导柱(233),且导柱(233)上竖直滑动连接有导筒(234),所述导柱(233)上竖直套设有第二弹簧(236),且第二弹簧(236)的两端分别固定在导筒(234)和导柱(233)的底端。4. The new energy automobile mechanical parts operation auxiliary platform according to claim 3 is characterized in that a guide column (233) is vertically fixed to the bottom end of the rotating shaft (232), and a guide cylinder (234) is vertically slidably connected to the guide column (233), a second spring (236) is vertically sleeved on the guide column (233), and two ends of the second spring (236) are respectively fixed to the bottom ends of the guide cylinder (234) and the guide column (233). 5.根据权利要求4所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述转台(21)上均匀竖直贯穿开设有多个定位孔(211),所述导筒(234)上竖直固定有定位柱(235),且定位柱(235)与转台(21)上定位孔(211)竖直滑动插接。5. The new energy automobile mechanical parts operation auxiliary platform according to claim 4 is characterized in that a plurality of positioning holes (211) are evenly and vertically penetrated on the turntable (21), a positioning column (235) is vertically fixed on the guide cylinder (234), and the positioning column (235) is vertically slidably plugged into the positioning hole (211) on the turntable (21). 6.根据权利要求5所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述杆架(12)上竖直转动连接有支撑螺杆(13),且杆架(12)顶面上竖直固定有升降电机(14),且升降电机(14)的输出端固定在支撑螺杆(13)的端部。6. The new energy vehicle mechanical parts operation auxiliary platform according to claim 5 is characterized in that a support screw (13) is vertically rotatably connected to the rod frame (12), and a lifting motor (14) is vertically fixed on the top surface of the rod frame (12), and the output end of the lifting motor (14) is fixed to the end of the support screw (13). 7.根据权利要求6所述的一种新能源汽车机械配件操作辅助平台,其特征在于,所述孔板(15)上竖直螺纹贯穿开设有螺孔(151),且螺孔(151)与支撑螺杆(13)螺纹贯穿连接。7. A new energy vehicle mechanical parts operation auxiliary platform according to claim 6, characterized in that a screw hole (151) is vertically threaded through the orifice plate (15), and the screw hole (151) is threadedly connected to the support screw rod (13).
CN202421420492.5U 2024-06-20 2024-06-20 A new energy vehicle mechanical parts operation auxiliary platform Active CN222644531U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421420492.5U CN222644531U (en) 2024-06-20 2024-06-20 A new energy vehicle mechanical parts operation auxiliary platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421420492.5U CN222644531U (en) 2024-06-20 2024-06-20 A new energy vehicle mechanical parts operation auxiliary platform

Publications (1)

Publication Number Publication Date
CN222644531U true CN222644531U (en) 2025-03-21

Family

ID=95006485

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421420492.5U Active CN222644531U (en) 2024-06-20 2024-06-20 A new energy vehicle mechanical parts operation auxiliary platform

Country Status (1)

Country Link
CN (1) CN222644531U (en)

Similar Documents

Publication Publication Date Title
CN218657401U (en) Laser engraving positioning tool
CN222644531U (en) A new energy vehicle mechanical parts operation auxiliary platform
CN115401484B (en) Avoid detachable lathe duplex position clamping device that loosens
CN215509093U (en) A mold base processing device with an adjustment mechanism
CN222860425U (en) Tilting mechanism is used in assembly of lithium cell top cap
CN213969156U (en) Automatic drill bit equipment of changing of lithium cell electric drill
CN220161620U (en) Automobile part trial-manufacturing shared welding fixture
CN216614006U (en) Fixing structure for filling
CN219004755U (en) Cutting equipment is used in three-way pipe processing
CN211491229U (en) Instrument panel support detection clamp
CN210703651U (en) Anchor clamps convenient to angle regulation
CN220806001U (en) Adjustable clamp
CN222754923U (en) Positioning fixture for gantry milling machine
CN222222333U (en) A turning device for parts processing
CN220762341U (en) Motor casing adds clamping apparatus
CN218461542U (en) High-precision clamping jig
CN220162395U (en) Planet speed reducer positioning support
CN223441440U (en) A sliding loader boom welding tool
CN217452307U (en) Right angle milling head installing support
CN223012554U (en) A new multifunctional fixture for CNC machine tools
CN222972118U (en) Positioning tool for electromechanical maintenance of coal mine
CN222971516U (en) A new type of vertical and horizontal machining center
CN218891429U (en) Cylinder head clamping device
CN222405375U (en) Angle-adjustable positioning tool for processing vehicle fire stopper
CN222779425U (en) A fixture for processing mold parts

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant