CN111014909B - Manual electric arc welding tongs head and using method thereof - Google Patents
Manual electric arc welding tongs head and using method thereof Download PDFInfo
- Publication number
- CN111014909B CN111014909B CN201911373249.6A CN201911373249A CN111014909B CN 111014909 B CN111014909 B CN 111014909B CN 201911373249 A CN201911373249 A CN 201911373249A CN 111014909 B CN111014909 B CN 111014909B
- Authority
- CN
- China
- Prior art keywords
- frame
- shell
- matched
- adjusting
- welding
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a manual electric arc welding tong head and a using method thereof, and the manual electric arc welding tong head comprises a shell, wherein one end of the shell is provided with an insulating protective sleeve matched with the shell, a welding cable fixing frame matched with the shell is arranged inside the insulating protective sleeve, a straight handle matched with the shell is arranged inside the shell, the top end of the straight handle is provided with a pin seat, one side of the straight handle is provided with an adjusting groove matched with the shell, a clamping piece is arranged inside the adjusting groove, a tong frame is arranged above the shell, one side of the tong frame is provided with an adjusting fixing frame matched with the tong frame, the bottom end of the adjusting fixing frame is provided with an adjusting fixing piece matched with the clamping piece, a fixing groove matched with the adjusting fixing piece is arranged inside the adjusting fixing piece, and an adjusting shaft is arranged between the adjusting fixing piece and the adjusting fixing frame. The beneficial effects are that: the device can be fully adjusted to adapt to different operation methods and operation means before and after the device is practical, so that the device is practical, safe and flexible, and convenient to use.
Description
Technical Field
The invention relates to the field of welding tongs, in particular to a manual electric arc welding tong head and a using method thereof.
Background
The welding tongs are a necessary tool for clamping a welding rod by a welder to realize welding. The structure of the welding tongs is safe, light and durable. The common commercial welding tongs comprise 300A and 500A, welding rods can be safely and quickly installed and residual welding rod stub can be taken down, according to the patent number CN100475406C, the manual arc welding tong head is characterized in that a terminal of the tong head is in a hollow round table shape with a large front part and a small back part, a tapered copper rod capable of moving along the axial direction of the inside of the tong head is coaxially installed inside the tong head, the taper direction and the taper of the tapered copper rod are consistent with those of the terminal of the tong head, the effects of saving copper wires and prolonging the service life are achieved, however, in the construction process, welding positions are frequently drilled in a pinching mode, efficiency welding is difficult to perform due to the fact that the welding mode is difficult to change, and flexible adjustment on the structure cannot be performed, so that the clamping state and the angle of the tong cannot be determined according to the using condition.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a manual arc welding tongs head and a using method thereof, so as to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
a manual electric arc welding tong head comprises a shell, wherein one end of the shell is provided with an insulating protective sleeve matched with the shell, a welding cable fixing frame matched with the shell is arranged inside the insulating protective sleeve, a straight handle matched with the shell is arranged inside the shell, a pin seat is arranged at the top end of the straight handle, an adjusting groove matched with the shell is arranged on one side of the straight handle, a clamping piece is arranged inside the adjusting groove, a tong frame is arranged above the shell, an adjusting fixing frame matched with the tong frame is arranged on one side of the tong frame, an adjusting fixing piece matched with the clamping piece is arranged at the bottom end of the adjusting fixing frame, a fixing groove matched with the adjusting fixing piece is arranged inside the adjusting fixing piece, an adjusting shaft is arranged between the adjusting fixing piece and the adjusting fixing frame, and a fixing ring is arranged between the adjusting shaft and the adjusting fixing frame, the adjustable clamp is characterized in that a rotary adjusting pin is arranged between the adjusting fixing frame and the clamp frame, one side, away from the adjusting fixing frame, of the clamp frame is provided with a handle matched with the clamp frame, the bottom end of the clamp frame is provided with a spring rod matched with the clamp frame, the bottom of the spring rod is sleeved with a spring sleeve matched with the shell, and a spring is arranged between the spring sleeve and the spring rod.
Preferably, a connecting and shaping strip is arranged between the clamp frame and the shell.
Preferably, a connecting pin is arranged between the handle and the forceps frame, a pin frame matched with the pin seat is arranged at the bottom end of the forceps frame, and a fixing pin is arranged between the pin seat and the pin frame.
Preferably, an insulating gasket is arranged at the top end of the handle, an auxiliary rod is arranged at the bottom end of the handle, a connecting ring is arranged between the auxiliary rod and the handle, and a plurality of openings are formed in the auxiliary rod.
Preferably, the bottom end of the auxiliary rod is provided with a functional frame matched with the insulating protective sleeve, two sides of the functional frame are respectively provided with a functional auxiliary frame matched with the auxiliary rod, and the functional auxiliary frame is internally provided with a functional spring pin matched with the opening.
Preferably, the bottom end of the clamping piece is symmetrically provided with buffer springs matched with the adjusting grooves, and the clamping piece is internally provided with a cross groove matched with the clamping piece.
According to another aspect of the present invention, there is provided a method of using a welding head for manual arc welding, comprising the steps of:
according to the direction to be welded and the use mode of the welding tongs, the adjusting fixing sheet and the adjusting fixing frame are screwed, so that the subsequent welding rod can be conveniently installed;
after the adjustment is finished, connecting the cable with the welding cable fixing frame and sleeving the cable in the insulating protective sleeve;
installing a handle, installing the handle and the clamp frame, and inserting an auxiliary rod at the bottom end of the handle into the functional auxiliary frame;
the angle formed by the shell and the clamp frame is different according to requirements, and the shell and the clamp frame are pressed and fixed in position by using a functional spring pin;
and installing a welding rod between the fixing piece and the adjusting fixing piece, and clamping the welding rod to be electrified to start electric welding.
Preferably, the clamp frame and the shell rotate through the axis of the fixed shaft, and the angle between the clamp frame and the shell is supported and reset through the connecting and shaping strip.
Preferably, when the clamp frame is pressed through the handle, the spring rod moves in the spring sleeve to ensure that the clamp frame and the shell are fixed in opening and closing radian.
The invention has the beneficial effects that: the welding rod clamping device has the advantages that the device can be adjusted to adapt to different operation methods and operation means fully before and after the device is practical, the device can utilize cross-shaped slotting, the welding tongs are tightened and fixed in different angle modes, the device can be welded in more modes, the device can be adjusted among a plurality of structures, the clamping degree of the device on the welding rod can be determined through the angle and the distance between the fixed structures, meanwhile, the device can be detached and reset among the structures, and therefore the device is practical, safe and flexible, and convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a manual arc welding torch head according to an embodiment of the present invention;
FIG. 2 is a schematic view of an adjusting stator of a manual arc welding tool bit according to an embodiment of the present invention;
FIG. 3 is a schematic view of a clamp for a manual arc welding torch head according to an embodiment of the present invention;
FIG. 4 is a flow chart illustrating steps in a method of using a manual arc welding torch head in accordance with an embodiment of the present invention.
In the figure:
1. a housing; 2. an insulating protective sleeve; 3. welding a cable fixing frame; 4. a straight shank; 5. a pin boss; 6. an adjustment groove; 7. a clip; 8. a clamp frame; 9. adjusting the fixing frame; 10. adjusting the fixing piece; 11. fixing grooves; 12. an adjustment shaft; 13. a fixing ring; 14. rotating the adjusting pin; 15. a handle; 16. a spring lever; 17. a spring housing; 18. a spring; 19. connecting the shaping strips; 20. a connecting pin; 21. a pin frame; 22. a fixing pin; 23. an insulating spacer; 24. an auxiliary lever; 25. a connecting ring; 26. opening a hole; 27. a functional rack; 28. a functional auxiliary frame; 29. a functional spring pin; 30. a buffer spring; 31. a cross-shaped groove.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to embodiments of the present invention, a manual arc welding torch head and method of use thereof are provided.
The first embodiment is as follows:
as shown in fig. 1-4, the manual arc welding tongs head according to the embodiment of the invention comprises a shell 1, an insulating protective sleeve 2 matched with the shell 1 is arranged at one end of the shell 1, a welding cable fixing frame 3 matched with the shell 1 is arranged inside the insulating protective sleeve 2, a straight handle 4 matched with the shell 1 is arranged inside the shell 1, a pin base 5 is arranged at the top end of the straight handle 4, an adjusting groove 6 matched with the shell 1 is arranged at one side of the straight handle 4, a clamping piece 7 is arranged inside the adjusting groove 6, a tongs frame 8 is arranged above the shell 1, an adjusting fixing frame 9 matched with the tongs frame 8 is arranged at one side of the tongs frame 8, an adjusting fixing plate 10 matched with the clamping piece 7 is arranged at the bottom end of the adjusting fixing frame 9, a fixing groove 11 matched with the adjusting fixing plate 10 is arranged inside the adjusting fixing plate 10, an adjusting shaft 12 is arranged between the adjusting fixing frame 10 and the adjusting fixing frame 9, the adjusting shaft 12 with adjust and be equipped with solid fixed ring 13 between the mount 9, adjust the mount 9 with be equipped with rotatory adjusting pin 14 between the forceps holder 8, forceps holder 8 is kept away from adjust one side of mount 9 and be equipped with rather than matched with handle 15, the bottom of forceps holder 8 is equipped with rather than matched with spring beam 16, the bottom cover of spring beam 16 be equipped with casing 1 matched with spring housing 17, spring housing 17 with be equipped with spring 18 between the spring beam 16.
Example two:
as shown in fig. 1-4, a connection shaping strip 19 is disposed between the forceps frame 8 and the housing 1, a connection pin 20 is disposed between the handle 15 and the forceps frame 8, a pin frame 21 matched with the pin seat 5 is disposed at the bottom end of the forceps frame 8, a fixing pin 22 is disposed between the pin seat 5 and the pin frame 21, an insulating gasket 23 is disposed at the top end of the handle 15, an auxiliary rod 24 is disposed at the bottom end of the handle 15, a plurality of openings 26 are disposed inside the auxiliary rod 24, a functional frame 27 matched with the insulating protective sleeve 2 is disposed at the bottom end of the auxiliary rod 24, functional auxiliary frames 28 matched with the auxiliary rod 24 are respectively disposed at two sides of the functional frame 27, functional spring pins 29 matched with the openings 26 are disposed inside the functional auxiliary frames 28, and buffer springs 30 matched with the adjustment grooves 6 are symmetrically disposed at the bottom ends of the clamping pieces 7, the inside of the clamping piece 7 is provided with a cross groove 31 matched with the clamping piece.
According to another aspect of the present invention, there is provided a manual arc welding torch head and a method of using the same for a manual arc welding torch head, comprising the steps of:
according to the direction to be welded and the use mode of a welding tongs, the adjusting fixing piece 10 and the adjusting fixing frame 9 are screwed, so that the subsequent welding rod can be conveniently installed;
after the adjustment is finished, connecting the cable with the welding cable fixing frame 3 and sleeving the cable into the insulating protective sleeve 2;
mounting a handle 15, mounting the handle 15 and the forceps frame 8, and inserting an auxiliary rod 24 at the bottom end of the handle 15 into a functional auxiliary frame 28;
the angle formed by the shell 1 and the clamp frame 8 is different according to requirements, and the position is fixed by using a functional spring pin 29 after the shell is pressed;
and welding rods are arranged between the fixing pieces and the adjusting fixing pieces 10, and are clamped and electrified to start electric welding.
Example three:
as shown in figures 1-4, the clamp frame 8 and the shell 1 rotate through the self axis of the fixed shaft, the angle between the clamp frame 8 and the shell 1 is supported and reset through the connecting and shaping strip, when the clamp frame 8 is pressed through the handle 15, the spring rod 16 moves in the spring sleeve 17 to ensure the fixation of the opening and closing radian of the clamp frame 8 and the shell 1
Example four:
there is also provided, in accordance with an embodiment of the present invention, a manual arc welding electrode holder head and method of use thereof, as illustrated in fig. 1-4, for use with a manual arc welding electrode holder head, including the steps of:
step S101, according to the direction to be welded and the use mode of a welding tongs, screwing an adjusting fixing piece 10 and an adjusting fixing frame 9 to facilitate the installation of subsequent welding rods;
step S103, after the adjustment is finished, connecting the cable with the welding cable fixing frame 3 and sleeving the cable into the insulating protective sleeve 2;
step S105, mounting the handle 15 and the clamp frame 8, and inserting the auxiliary rod 24 at the bottom end of the handle 15 into the functional auxiliary frame 28;
step S107, pressing the shell 1 and the clamp frame 8 according to different angles required, and fixing the positions by using the functional spring pins 29;
step S109, installing welding rods between the fixing pieces and the adjusting fixing pieces 10, clamping and electrifying to start electric welding.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In conclusion, by means of the technical scheme, the welding rod clamping device can be fully adjusted to adapt to different operation methods and operation means before and after the device is reused, the device can be used for clamping and fixing welding clamps in different angle modes by means of cross-shaped slotting, the device can be used for welding in more modes, the device can be adjusted among a plurality of structures, the clamping degree of the device on the welding rods can be determined through angles and distances among the fixing structures, meanwhile, the device can be disassembled and reset among the structures, and therefore the device is practical, safe, flexible and convenient to use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The manual electric arc welding tong head is characterized by comprising a shell (1), wherein one end of the shell (1) is provided with an insulating protective sleeve (2) matched with the shell, a welding cable fixing frame (3) matched with the shell (1) is arranged inside the insulating protective sleeve (2), a straight handle (4) matched with the shell is arranged inside the shell (1), a pin base (5) is arranged at the top end of the straight handle (4), an adjusting groove (6) matched with the shell (1) is arranged on one side of the straight handle (4), a clamping piece (7) is arranged inside the adjusting groove (6), a tong frame (8) is arranged above the shell (1), an adjusting fixing frame (9) matched with the tong frame is arranged on one side of the tong frame (8), an adjusting fixing piece (10) matched with the clamping piece (7) is arranged at the bottom end of the adjusting fixing frame (9), a fixing groove (11) is arranged in the adjusting fixing piece (10), a cross groove (31) matched with the fixing groove (11) is arranged in the clamping piece (7), an adjusting shaft (12) is arranged between the adjusting fixing piece (10) and the adjusting fixing frame (9), a fixing ring (13) is arranged between the adjusting shaft (12) and the adjusting fixing frame (9), a rotary adjusting pin (14) is arranged between the adjusting fixing frame (9) and the clamp frame (8), a handle (15) matched with the clamp frame (8) is arranged on one side of the clamp frame (8) far away from the adjusting fixing frame (9), the bottom end of the clamp frame (8) is provided with a spring rod (16) matched with the clamp frame, the bottom of the spring rod (16) is sleeved with a spring sleeve (17) matched with the shell (1), a spring (18) is arranged between the spring sleeve (17) and the spring rod (16).
2. A welding jaw head for manual arc welding according to claim 1, characterized in that a connection and shape fixing strip (19) is provided between said jaw frame (8) and said shell (1).
3. A welding jaw head for manual arc welding according to claim 1, characterized in that a connecting pin (20) is provided between said handle (15) and said jaw (8), a pin holder (21) cooperating with said pin seat (5) is provided at the bottom end of said jaw (8), and a fixing pin (22) is provided between said pin seat (5) and said pin holder (21).
4. A welding jaw head for manual arc welding according to claim 1, characterized in that said handle (15) is provided at its top end with an insulating washer (23), said handle (15) is provided at its bottom end with an auxiliary rod (24), a connecting ring (25) is provided between said auxiliary rod (24) and said handle (15), and said auxiliary rod (24) is provided with a plurality of openings (26) therein.
5. The manual arc welding tongs head according to claim 4, wherein said auxiliary rod (24) has a bottom end provided with a functional frame (27) cooperating with said insulating sheath (2), said functional frame (27) has functional frames (28) cooperating with said auxiliary rod (24) on both sides thereof, and said functional frames (28) have functional spring pins (29) cooperating with said openings (26) therein.
6. The manual arc welding torch head according to claim 1, wherein said clamping piece (7) is provided with a buffering spring (30) symmetrically at the bottom end thereof for cooperating with said adjustment groove (6).
7. A method of using a manual arc welding electrode holder head, as claimed in claim 1, for a manual arc welding electrode holder head, comprising the steps of:
according to the direction to be welded and the use mode of a welding tongs, the adjusting fixing piece (10) and the adjusting fixing frame (9) are screwed, so that the subsequent welding rod can be conveniently installed;
after the adjustment is finished, connecting the cable with the welding cable fixing frame (3) and sleeving the cable into the insulating protective sleeve (2);
installing a handle (15), installing the handle (15) and the forceps frame (8), and inserting an auxiliary rod (24) at the bottom end of the handle (15) into the functional auxiliary frame (28);
the angle formed by the shell (1) and the clamp frame (8) is different according to requirements, and the shell is pressed and fixed by a functional spring pin (29);
and welding rods are arranged between the clamping pieces (7) and the adjusting fixing pieces (10), and the clamping pieces are clamped and electrified to start electric welding.
8. The method for using the welding jaw head for manual arc welding according to claim 7, characterized in that the jaw frame (8) and the shell (1) rotate through the self axis of the fixed shaft, and the angle between the jaw frame (8) and the shell (1) is supported and reset through the connecting shaping strip.
9. Use of a welding jaw head for manual arc welding according to claim 7, characterized in that the spring rod (16) is moved in the spring housing (17) to secure the arc of opening and closing of the jaw (8) and the shell (1) when the jaw (8) is pressed by the handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373249.6A CN111014909B (en) | 2019-12-27 | 2019-12-27 | Manual electric arc welding tongs head and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373249.6A CN111014909B (en) | 2019-12-27 | 2019-12-27 | Manual electric arc welding tongs head and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111014909A CN111014909A (en) | 2020-04-17 |
| CN111014909B true CN111014909B (en) | 2022-05-27 |
Family
ID=70214167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911373249.6A Active CN111014909B (en) | 2019-12-27 | 2019-12-27 | Manual electric arc welding tongs head and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111014909B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10166151A (en) * | 1996-12-02 | 1998-06-23 | Riken Koki Kk | Self traveling semi-automatic welding equipment |
| US6225599B1 (en) * | 1999-05-24 | 2001-05-01 | Illinois Tool Works Inc. | Mig gun with axially aligned offset motor |
| CN2478719Y (en) * | 2000-06-13 | 2002-02-27 | 张涛 | Rotary gripping head electrode holder |
| CN101543930A (en) * | 2008-07-09 | 2009-09-30 | 张殿恩 | Light and durable gun-type electrode holders |
| CN201471066U (en) * | 2009-07-10 | 2010-05-19 | 赵文阁 | Welding clamp with double pressing handles |
| CN201596839U (en) * | 2009-09-22 | 2010-10-06 | 杨志杰 | Novel electric soldering pliers |
| CN201969999U (en) * | 2011-02-28 | 2011-09-14 | 任有武 | Electrode holder |
| CN202079346U (en) * | 2011-05-03 | 2011-12-21 | 池文香 | Electric welding clamp for universal rotating and positioning clamp |
| CN202943354U (en) * | 2012-10-18 | 2013-05-22 | 张国富 | Welding tongs with protective covers |
-
2019
- 2019-12-27 CN CN201911373249.6A patent/CN111014909B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111014909A (en) | 2020-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20120037347A (en) | Electrical conduction mechanism | |
| CN203853704U (en) | Welding jig for adjustable circular electrical connection device | |
| CN105689863B (en) | Automatic wire welding and guiding device | |
| CN111014909B (en) | Manual electric arc welding tongs head and using method thereof | |
| CN113560702B (en) | Welding device suitable for small-section cross column | |
| CN216121204U (en) | Arrester electrode gap adjusting assembly | |
| CN100418690C (en) | Electrode holder | |
| CN211331964U (en) | Frock clamp of pipe fitting spare part processing usefulness | |
| CN111633318A (en) | Handheld welding tongs device | |
| CN215846241U (en) | Novel welding gun | |
| CN218612132U (en) | Clamping type welding soldering bit device | |
| CN219132082U (en) | Clamping structure with adjustable cabin body shell processing is with | |
| CN212329938U (en) | Novel soldering tin rifle for electronic engineering | |
| CN220240502U (en) | Welding wire termination | |
| CN213753090U (en) | Rotatory steel pipe girth welding motionless formula earth wire device | |
| CN204893197U (en) | Take real -time refrigerated resistance weld frock | |
| CN212885608U (en) | Welding torch up-down adjusting device | |
| CN221009268U (en) | Rotatable ground clamp device | |
| CN201324903Y (en) | Full-closing alternative-direct-current electrode holder | |
| KR200291382Y1 (en) | A soldering device of connector and seme-rigid cable | |
| CN103658945A (en) | Argon arc welding wire clamping tool | |
| CN115091008B (en) | Method for fixing welding rod by electrode holder | |
| CN219254381U (en) | Threading machine assembly capable of clamping pipe fittings of different specifications | |
| CN221183320U (en) | Positive and negative pole manipulator of adjustment resistance card aluminium spraying | |
| CN219598370U (en) | Welding device for end face projection welding bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220509 Address after: 314100 north side of Baoqun Road, industrial zone, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Applicant after: ZHEJIANG SHENGHAO MACHINERY Co.,Ltd. Address before: 314100 Building 5, No. 158, Baoqun Road, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG WEIPAKE INTELLIGENT EQUIPMENT Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |