CN107891265B - Screw reverse-striking device and process - Google Patents
Screw reverse-striking device and process Download PDFInfo
- Publication number
- CN107891265B CN107891265B CN201711083966.6A CN201711083966A CN107891265B CN 107891265 B CN107891265 B CN 107891265B CN 201711083966 A CN201711083966 A CN 201711083966A CN 107891265 B CN107891265 B CN 107891265B
- Authority
- CN
- China
- Prior art keywords
- screw
- fan
- connecting block
- gun
- fixed
- 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
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000010009 beating Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
Abstract
The invention discloses a back-screwing device and a back-screwing process, and the back-screwing device comprises a frame body, wherein a screw assembly body is arranged in an inner cavity of the frame body, jacking mechanisms are arranged on two sides of the screw assembly body and used for jacking a sliding plate, two sides of the sliding plate are in sliding connection with the frame body, a fan is fixed on the sliding plate, a fixed rod is arranged above the screw assembly body, a screw presser foot is arranged on the fixed rod and fixed on the fixed rod through a presser foot fixing plate, a control box is arranged at the upper end of the frame body, and a touch screen is arranged on one side of the frame body; the screw assembly body includes first telescopic link, second telescopic link and axis of rotation, first telescopic link one end is equipped with first connecting block, be fixed with the screw rifle body on the first connecting block, axis of rotation one end is equipped with the second connecting block, second connecting block upper end is equipped with the push rod, second connecting block one side is equipped with the second telescopic link. The invention has the advantages of high installation precision, high automation degree and the like.
Description
Technical Field
The invention relates to the technical field of fan processing, in particular to a screw reverse striking device and a screw reverse striking process.
Background
At present, when assembling two parts, often need fix through the mode of beating the screw, beat the screw in-process at the automation line is automatic, the screw phenomenon of beating partially often appears, and current way often causes the counterpoint inaccurate, consuming time long, inefficiency.
In the assembling process of the fan, the upper end and the lower end of the fan are fixed by screwing, the existing screwing device is operated from top to bottom, if the screwing device is adopted, the fan still needs to be turned over, then the bottom of the fan is screwed, the operation is complex, the phenomenon that the two parts are not aligned when turned over easily occurs, manual adjustment is needed, and the fan installation efficiency is greatly reduced. Therefore, it is necessary to develop a bottom-up screwing device to improve the automation degree and installation efficiency of fan installation.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, one object of the present invention is to provide a back-striking screw device and process, which have the advantages of high installation accuracy, high automation degree, etc.
The screw backing device and the screw backing process comprise a frame body, wherein a screw assembly body is arranged in an inner cavity of the frame body, jacking mechanisms are arranged on two sides of the screw assembly body and used for jacking a sliding plate, two sides of the sliding plate are in sliding connection with the frame body, a fan is fixed on the sliding plate, a fixed rod is arranged above the screw assembly body, a screw presser foot is arranged on the fixed rod and fixed on the fixed rod through a presser foot fixing plate, a control box is arranged at the upper end of the frame body, and a touch screen is arranged on one side of the frame body;
the screw assembly body includes first telescopic link, second telescopic link and axis of rotation, first telescopic link one end is equipped with first connecting block, be fixed with the screw rifle body on the first connecting block, axis of rotation one end is equipped with the second connecting block, second connecting block upper end is equipped with the push rod, second connecting block one side is equipped with the second telescopic link.
In some embodiments of the invention, the screw gun body comprises a screw inlet and a gun head, and the lower end of the screw gun body is slidably connected with the push rod.
In other embodiments of the invention, the screw inlet is at an angle of 20-40 ° to the vertical.
In other embodiments of the present invention, the number of the screw gun bodies is 2, and the screw gun bodies are distributed diagonally.
In other embodiments of the present invention, a displacement sensor is disposed at the lower end of the push rod.
In other embodiments of the present invention, one end of the rotating shaft penetrates through the second connecting block and is connected with the lower end of the push rod.
A process for back-striking a screw device comprises the following steps:
s1: when the sliding block fixed with the fan slides to the position right above the screwing assembly body along the conveying belt, the sliding block is blocked by the blocking mechanism, then the lifting mechanism in the frame body lifts the sliding block, and the sliding block is positioned through the screw rod pressing foot on the fixed rod;
s2: controlling the first telescopic rod to move upwards to drive the screw gun body on the first connecting block to reach a specified screw striking position;
s3: putting a screw into a screw inlet, blowing the screw to a corner of a screw gun body by using an air gun, driving a push rod to move upwards by using a second telescopic rod, and ejecting the screw to a screw hole on a fan;
s4: the gun head of the screw gun body is controlled to be opened, the rotating shaft drives the screw to rotate, the screw is installed, the length of the screw installed in the fan can be accurately measured by the displacement sensor on the push rod, the situation that the fan and the screw gun body are damaged due to the fact that the installation is not too shallow or too deep caused by the fact that the installation is too shallow is effectively avoided, the two screw gun bodies are located at diagonal positions, and the screw is installed on the fan at the same time;
s5: after the assembly is installed, the rotating shaft at the bottom end of the assembly body for screwing is controlled to rotate by 90 degrees, and then the screw installation is carried out;
and S6, after the bottom end screw of the fan is completely installed, controlling the jacking mechanism to descend to place the sliding block at the lower end of the fan back to the conveying belt, and conveying the sliding block to the next procedure.
The beneficial effects of the invention are as follows: the fan mounting device can realize the mounting of the screws of the fan from bottom to top, does not need to mount the screws after turning over the fan when the fan is assembled, can realize the automatic mounting of the fan, saves human resources and improves the working efficiency; the jacking mechanism is arranged in the frame body, the fan is jacked up after reaching a designated position, screws are installed, and the fan is lowered onto the conveying belt after the installation is finished, so that manual carrying is not needed, and the working efficiency is improved; the screw presser foot is arranged at the upper end of the screwing assembly body, so that the positioning effect on the fan can be achieved, when the fan is jacked up, the screw presser foot is aligned in a specific concave hole on the fan, the positioning effect is achieved, the subsequent screw mounting point is more accurate, and the situation that the screw cannot be mounted due to deviation is avoided; the displacement sensor is arranged on the push rod, so that the length of the screw entering the fan during installation can be accurately measured, the problems of unstable screw installation or too deep screw and the like can be effectively avoided, and the accuracy of screw installation is improved; the number of the screw rifle body is 2, and is diagonal distribution, and when the installation, two screw rifle bodies carry out the installation of screw to the fan simultaneously, and the effectual inhomogeneous phenomenon of atress that appears when the installation has been avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a back-striking screw device and a process according to the present invention;
FIG. 2 is a side view of a back-striking screw device and process according to the present invention;
fig. 3 is a schematic structural diagram of a screw driving assembly of a screw driving device and a screw driving process according to the present invention;
fig. 4 is a schematic view of a partial structure of a back-striking screw device and a process according to the present invention;
fig. 5 is a partial cross-sectional view of a back-striking screw device and process according to the present invention.
In the figure: the device comprises a frame body 1, a screw assembly 2, a fan 3, a touch screen 4, a control box 5, a sliding plate 6, a jacking mechanism 7, a screw rod presser foot 8, a presser foot fixing plate 9, a fixing rod 10, a first telescopic rod 11, a first connecting block 12, a push rod 13, a second connecting block 14, a screw gun body 15, a screw inlet 151, a screw head 152, a displacement sensor 16, a second telescopic rod 17, a rotating shaft 18 and a screw 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, a back-screwing device and process comprises a frame body 1, wherein a screw assembly 2 is arranged in an inner cavity of the frame body 1, jacking mechanisms 7 are arranged on two sides of the screw assembly 2 and used for jacking a sliding plate 6, two sides of the sliding plate 6 are in sliding connection with the frame body 1, a fan 3 is fixed on the sliding plate, a fixed rod 10 is arranged above the screw assembly 2, a screw presser foot 8 is arranged on the fixed rod 10, the screw presser foot 8 is fixed on the fixed rod 10 through a presser foot fixing plate 9, a control box 5 is arranged at the upper end of the frame body 1, and a touch screen 4 is arranged on one side of the frame body 1; the screwing assembly body 2 comprises a first telescopic rod 11, a second telescopic rod 17 and a rotating shaft 18, wherein a first connecting block 14 is arranged at one end of the first telescopic rod 11, a screw gun body 15 is fixed on the first connecting block 14, a second connecting block 12 is arranged at one end of the rotating shaft 18, a push rod 13 is arranged at the upper end of the second connecting block 12, and the second telescopic rod 17 is arranged on one side of the second connecting block 12; the screw gun body 15 comprises a screw inlet 151 and a gun head 152, and the lower end of the screw gun body is connected with the push rod 13 in a sliding manner; the screw inlet 151 is at an angle of 20-40 ° to the vertical; a displacement sensor 16 is arranged at the lower end of the push rod 13; one end of the rotating shaft 18 penetrates through the second connecting block 12 and is connected with the lower end of the push rod 13; the number of the screw gun bodies 15 is 2, and the screw gun bodies are distributed diagonally.
A process for back-striking a screw comprises the following steps:
s1: when the sliding block 6 fixed with the fan 3 slides to the position right above the screwing assembly body 2 along the conveying belt, the sliding block 6 is blocked by the blocking mechanism, and then the lifting mechanism 7 positioned in the frame body 1 lifts up the sliding block 6 and is positioned by the screw presser foot 8 on the fixed rod 10;
s2: controlling the first telescopic rod 11 to move upwards to drive the screw gun body 15 on the first connecting block 12 to reach a specified screw striking position;
s3: the screw 19 is placed at the screw inlet 151, then the air gun blows the screw 19 to the corner of the screw gun body 15, and then the second telescopic rod 17 drives the push rod 13 to move upwards to push the screw 19 to the screw hole on the fan 3;
s4: the gun heads 152 of the screw gun bodies 15 are controlled to be opened, the rotating shaft 18 drives the screws 19 to rotate, so that the screws 19 are installed, the length of the screws 19 installed in the fan 3 can be accurately measured by the displacement sensor 16 on the push rod 13, the damage to the fan 3 and the screw gun bodies due to the fact that the installation is too shallow or the installation is too deep is effectively avoided, the two screw gun bodies 15 are located at diagonal positions, and the screws 19 are installed on the fan 3 at the same time;
s5: after the installation, the rotating shaft at the bottom end of the screw assembly body 2 is controlled to rotate 90 degrees, and then the screw 19 is installed;
and S6, after the screws 19 at the bottom end of the fan 3 are completely installed, controlling the jacking mechanism 7 to descend to place the sliding block 6 at the lower end of the fan 3 back to the conveying belt, and conveying the sliding block to the next procedure.
According to the invention, the screws 19 of the fan 3 can be installed from bottom to top, the fan 3 does not need to be turned over when the fan 3 is assembled, and then the screws 19 are installed, so that the automatic installation of the fan 3 can be realized, the human resources are saved, and the working efficiency is improved; the jacking mechanism 7 is arranged in the frame body 1, the fan 3 is jacked up after reaching a designated position, the screws 19 are installed, and after the installation is finished, the fan 3 is lowered onto the conveying belt, so that manual carrying is not needed, and the working efficiency is improved; the screw presser foot 8 is arranged at the upper end of the screwing assembly body 2, so that the positioning effect on the fan can be achieved, when the fan 3 is jacked up, the screw presser foot 8 is aligned in a specific concave hole on the fan 3, the positioning effect is achieved, the subsequent screw 19 is more accurately installed and aligned, and the situation that the screw 19 cannot be installed due to deviation is avoided; the push rod is provided with the displacement sensor 16, so that the length of the screw 19 entering the fan 3 during installation can be accurately measured, the problems that the screw 19 is not installed stably or the screw 19 goes deep and the like can be effectively avoided, and the installation accuracy of the screw 19 is improved; the number of the screw gun bodies 15 is 2, and the screw guns are distributed diagonally, when the fan is installed, the two screw gun bodies 15 simultaneously carry out installation of screws 19 on the fan 3, and the phenomenon that stress is uneven when the fan is installed is effectively avoided.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides a device of running screw, its characterized in that: the improved structure comprises a frame body, wherein a screw assembly body is arranged in an inner cavity of the frame body, jacking mechanisms are arranged on two sides of the screw assembly body and are used for jacking a sliding plate, two sides of the sliding plate are in sliding connection with the frame body, a fan is fixed on the sliding plate, a fixed rod is arranged above the screw assembly body, a screw presser foot is arranged on the fixed rod and is fixed on the fixed rod through a presser foot fixing plate, a control box is arranged at the upper end of the frame body, and a touch screen is arranged on one side of the frame body;
the screw driving assembly body comprises a first telescopic rod, a second telescopic rod and a rotating shaft, wherein one end of the first telescopic rod is provided with a first connecting block, a screw gun body is fixed on the first connecting block, one end of the rotating shaft is provided with a second connecting block, the upper end of the second connecting block is provided with a push rod, and one side of the second connecting block is provided with the second telescopic rod;
a displacement sensor is arranged at the lower end of the push rod;
one end of the rotating shaft penetrates through the second connecting block and is connected with the lower end of the push rod.
2. The back-striking screw device of claim 1, further comprising: the screw gun body comprises a screw inlet and a gun head, and the lower end of the screw gun body is connected with the push rod in a sliding mode.
3. The back-striking screw device of claim 2, wherein: the screw inlet is at 20-40 deg. to the vertical.
4. The back-striking screw device of claim 1, wherein: the number of the screw gun bodies is 2, and the screw gun bodies are distributed diagonally.
5. A process of backing-off a screw device according to any of claims 1 to 4, characterized in that the method steps are as follows:
s1: when the sliding block fixed with the fan slides to the position right above the screw assembly body along the conveying belt, the sliding block is blocked by the blocking mechanism, then the jacking mechanism in the frame jacks up the sliding block, and the sliding block is positioned through the screw presser foot on the fixed rod;
s2: controlling the first telescopic rod to move upwards to drive the screw gun body on the first connecting block to reach a specified screw striking position;
s3: the screw is placed at the screw inlet, then the air gun blows the screw to the turning position of the screw gun body, and then the second telescopic rod drives the push rod to move upwards to jack the screw to the screw hole on the fan;
s4: the gun heads of the screw gun bodies are controlled to open, the rotating shaft drives the screws to rotate, so that the screws are installed, the length of the screws installed in the fan can be accurately measured by a displacement sensor on the push rod, the problem that the installation is not labor due to too shallow installation or the fan and the screw gun bodies are damaged due to too deep installation is effectively avoided, the two screw gun bodies are located at diagonal positions, and the screws are installed on the fan at the same time;
s5: after the installation is finished, the rotating shaft at the bottom end of the assembly body for screwing is controlled to rotate 90 degrees, and then the screw installation is carried out;
and S6, after the bottom end screw of the fan is completely installed, controlling the jacking mechanism to descend to place the sliding block at the lower end of the fan back to the conveying belt, and conveying the sliding block to the next procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711083966.6A CN107891265B (en) | 2017-11-07 | 2017-11-07 | Screw reverse-striking device and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711083966.6A CN107891265B (en) | 2017-11-07 | 2017-11-07 | Screw reverse-striking device and process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107891265A CN107891265A (en) | 2018-04-10 |
| CN107891265B true CN107891265B (en) | 2023-04-14 |
Family
ID=61804189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711083966.6A Active CN107891265B (en) | 2017-11-07 | 2017-11-07 | Screw reverse-striking device and process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107891265B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315329B (en) * | 2019-07-23 | 2021-01-01 | 嘉兴希力工业科技有限公司 | Automatic double-end stud screwing device and automobile engine double-end stud assembly line |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB639640A (en) * | 1947-04-04 | 1950-07-05 | Judson L Thomson Mfg Company | Improvements in screw driving machines |
| DE102010007934A1 (en) * | 2010-02-12 | 2011-08-18 | Kokot, Goran, 55130 | Screwing device for pivoting self-cutting screws into trapezoidal metal sheet, has assembly arm comprising screw magazine and rotating head, which is driven by main shaft and is arranged at end side of assembly arm |
| CN103624423A (en) * | 2012-08-24 | 2014-03-12 | 深圳富泰宏精密工业有限公司 | Stud assembling device |
| CN203696404U (en) * | 2013-11-18 | 2014-07-09 | 浙江佳卫锁业有限公司 | Automatic bolt heading mechanism for lock box assembly |
| CN105414943B (en) * | 2015-12-02 | 2018-06-01 | 深圳创维－Rgb电子有限公司 | The equipment and automated assembling system of automatic assembling screw |
| CN207480022U (en) * | 2017-11-07 | 2018-06-12 | 南京力旷机电科技有限公司 | One kind falls to beat screw device |
-
2017
- 2017-11-07 CN CN201711083966.6A patent/CN107891265B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107891265A (en) | 2018-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10823653B2 (en) | Rock damage mechanics test system for high temperature and high pressure deep earth environment | |
| US10989637B2 (en) | Bearing system for rock mechanics test under high temperature and high pressure multi-field coupling in deep earth | |
| CN107891265B (en) | Screw reverse-striking device and process | |
| CN109291029B (en) | Multi-point lofting tool and lofting method based on space coordinate measurement | |
| CN113514018A (en) | Three-coordinate measuring and positioning device for aircraft engine blade | |
| CN209764054U (en) | Bearing axial clearance measuring equipment | |
| CN107091624A (en) | Detect the detection control method of tool and detection tool | |
| CN218029215U (en) | Prefabricated superimposed sheet strutting arrangement | |
| CN104713533B (en) | Laser calibrator | |
| CN207616029U (en) | A kind of orientation material tidying mechanism of axial workpiece | |
| KR20200128735A (en) | Rim width adjustment mechanism of tire testing machine | |
| CN210436448U (en) | Tire vulcanization mould detects loading and unloading subassembly | |
| CN210549324U (en) | Automatic assembling device for three-fork bearing | |
| CN112798267A (en) | Rotary loading uniformity adjusting and testing device and synchronous loading machine | |
| CN215469191U (en) | Oil tank welding position frock | |
| CN207480022U (en) | One kind falls to beat screw device | |
| CN207866180U (en) | Coaxiality check fixture | |
| CN219284624U (en) | Anti-falling performance detection platform for computer hardware | |
| US7565838B2 (en) | Propeller tuner assembly | |
| CN210364433U (en) | Four shaft air vehicle desktop debugging frame | |
| CN219151378U (en) | Part roundness correction clamp | |
| CN109807618B (en) | Clamping device of lock cylinder assembling machine | |
| CN209409229U (en) | Vertical type can be rotated silica gel pan feeding gun barrel mechanism and its silicon rubber Jet forming machine | |
| CN220490002U (en) | Measuring device for interior decoration design | |
| CN113579009B (en) | Fan impeller static balance detection and correction equipment and using method thereof |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231030 Address after: No. 2 Dingjiashan Road, Dachang Street, Jiangbei New District, Nanjing City, Jiangsu Province, 211500 Patentee after: Jiangsu likuang Intelligent Technology Co.,Ltd. Address before: Room 1110, Building 1, No. 99 Wenlan Road, Qixia District, Nanjing City, Jiangsu Province, 210046 Patentee before: NANJING LEAGUE MECHATRONIC TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right |