CN112895577B - Press machine for bearing machining - Google Patents
Press machine for bearing machining Download PDFInfo
- Publication number
- CN112895577B CN112895577B CN202110068352.0A CN202110068352A CN112895577B CN 112895577 B CN112895577 B CN 112895577B CN 202110068352 A CN202110068352 A CN 202110068352A CN 112895577 B CN112895577 B CN 112895577B
- Authority
- CN
- China
- Prior art keywords
- wall
- rod
- bearing
- fixedly mounted
- processing
- 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
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to the technical field of bearing processing, and discloses a press machine for bearing processing, which comprises a press machine body, wherein a pressure plate is fixedly arranged on the front side of the press machine body, a pressurizing head is movably connected to the inner wall of the press machine body, a control box is fixedly arranged on the right side of the press machine body, the press machine for bearing processing is characterized in that a bearing to be processed is placed on the inner wall of a processing groove, when the bearing is placed, a new outer wall of the bearing can extrude a round rod outwards, the round rod can move towards the square close to an arc-shaped plate, meanwhile, a rolling ball on an inclined supporting rod can roll on the inner wall of a hidden groove, when the rolling ball stops rolling, the bearing can be simply clamped firstly, and air pressure needs to be injected into the inner wall of a rectangular hollow block, so that the arc-shaped plate can firmly clamp the outer wall of the bearing, the stability of the bearing is enhanced, the wrong processing and wrong processing of the bearing by the press machine are avoided, and the efficiency of bearing processing is improved.
Description
Technical Field
The invention relates to the technical field of bearing machining, in particular to a press machine for machining a bearing.
Background
With the progress of science and technology and the progress of times, the industry is greatly developed, the development of the industry improves the living standard of people, people go out conveniently and enrich the life of people, but in many devices and devices, a bearing is required to be used, the bearing is an important part in modern mechanical equipment, the bearing has the main function of supporting a mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body, and the bearing can be divided into a sliding bearing, a joint bearing and a rolling bearing.
In the prior art, the bearing press machine needs to be used in the processing of bearing, the press machine commonly used is when giving bearing processing, when carrying out the pressurization, the bearing can take place to rock, make the press machine processing of mistake often appear, the extruded condition of mistake, seriously influence the efficiency of processing, to foretell problem, we have provided a press machine for bearing processing through a large amount of research and test, the device not only can strengthen the stability to the bearing, avoid the press machine to the processing of mistake of bearing, the processing of mistake, can also improve the efficiency to bearing processing.
Disclosure of Invention
In order to realize the purposes of strengthening the stability of the bearing, avoiding the wrong processing and the wrong processing of the bearing by a press machine and improving the processing efficiency of the bearing, the invention provides the following technical scheme: the utility model provides a press is used in bearing processing, includes the press body, the positive fixed mounting of press body has the pressure plate, the inner wall swing joint of press body has the pressure head, the right side fixed mounting of press body has the control box.
The front side of the pressure plate is provided with a stable groove, the front side of the pressure plate is provided with a processing groove, the inner wall of the processing groove is movably connected with an arc-shaped plate, the outer wall of the arc-shaped plate is fixedly provided with a clamping block, the front side of the pressure plate is movably connected with a pushing assembly, and the front side of the pressure plate is movably connected with a moving assembly.
As a further optimization, the moving assembly comprises a transition block and a transverse moving rod, sliding blocks are fixedly mounted at the top end and the bottom end of the transition block, a limiting column is fixedly mounted on the outer wall of the transverse moving rod, a rectangular hollow block is fixedly mounted on the outer wall of the transverse moving rod, a vertical rod is fixedly mounted on the inner wall of the rectangular hollow block, a sleeve is fixedly mounted on the outer wall of the rectangular hollow block, and a U-shaped buckle is fixedly mounted on the inner wall of the rectangular hollow block.
As further optimization, the lapse subassembly includes the block, the inner wall fixed mounting of block has the spring telescopic link, the inner wall swing joint of block has the connecting rod, the one end fixed mounting that the connecting rod is close to the spring telescopic link has the push rod, the one end fixed mounting that the spring telescopic link was kept away from to the connecting rod has crooked board, the hidden groove has been seted up in the front of crooked board, the inner wall swing joint of hidden groove has slope branch, the bottom fixed mounting of slope branch has circular pole, the outer wall swing joint of circular pole has the distortion spring, the outer wall top fixed mounting of distortion spring has the insertion post, the front swing joint of insertion post has half tooth, the positive fixed mounting of half tooth has the gangbar, the top fixed mounting of gangbar has the stabile lock.
As further optimization, the front of the control box is fixedly provided with a pressure block, the front of the pressure block is fixedly provided with a pressure gauge, the left side of the control box is fixedly connected with the right side of the press body, input pressure can be monitored conveniently, and real-time monitoring and adjustment can be carried out conveniently.
As a further optimization, the diameter of the inner wall of the rectangular hollow block is matched with the height of the vertical rod, the diameter of the outer wall of the rectangular hollow block is matched with the diameter of the inner wall of the sleeve, the rectangular hollow block is fixed in an enhanced mode, and stability of the sliding block in moving is guaranteed.
As a further optimization, one end, far away from the transverse moving rod, of the transition block is provided with a clamping groove, the front face of the limiting column is provided with an inserting groove, the clamping block is convenient to connect the arc-shaped plate and the transition block, and the bearing is guaranteed to be clamped more stably.
As further optimization, the top and the equal fixed mounting in bottom of vertical pole setting have the rubber gleitbretter, and the rubber circle is installed to the inner wall of rubber gleitbretter, and the inner wall diameter of rubber circle and the outer wall diameter phase-match of vertical pole setting guarantee the seal box when adding gas, avoid appearing the condition of gas leakage.
As further optimization, the spring telescopic rod is divided into an inner telescopic rod and an outer spring, one end, close to the connecting rod, of the outer wall spring is fixedly connected with the top end of the push rod, and the outer spring is conveniently deformed correspondingly when the connecting rod is extruded by the outer wall of the bearing.
As further optimization, the inclined supporting rod is divided into two parts, namely an inclined rod and a rolling ball, a penetrating rod is fixedly mounted on the back of the top end of the inclined rod, the outer wall of the penetrating rod is fixedly connected with the inner wall of the rolling column, the rolling ball can roll on the inner wall of the hidden groove conveniently, and friction is reduced.
The invention has the beneficial effects that: this press is used in bearing processing, through the bearing that will carry out processing, lay the inner wall at the processing groove, when putting into the bearing, the new outer wall of bearing can outwards extrude the round bar, the round bar can be to the square removal that is close to the arc, the ball on the slope branch can roll at the inner wall of camera obscura simultaneously, the ball stops rolling when, the connecting rod can outwards move the wall, the removal of connecting rod can take push rod extrusion spring telescopic link, spring telescopic link's external spring takes place to deform, inside telescopic link can stretch out and draw back, can carry out simple centre gripping to the bearing earlier like this, at this moment need wash atmospheric pressure into to the inner wall of the hollow block of rectangle, make the outer wall of the firm card dead bearing of arc, thereby reached and strengthened the stability to the bearing, avoid the press to the wrong processing of bearing, the mistake processing, improve the effect to the efficiency of bearing processing.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a cross-sectional view of a pressure plate of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a cross-sectional view of a pusher assembly of the present invention;
FIG. 5 is a cross-sectional view of a circular rod of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5 at B according to the present invention.
In the figure: 1. a press body; 2. a pressure plate; 3. a pressurizing head; 4. a control box; 5. an arc-shaped plate; 6. Processing a tank; 7. a stabilizing slot; 8. a clamping block; 9. a moving assembly; 91. a transition block; 92. a slider; 93. A transverse travel bar; 94. a sleeve; 95. a rectangular hollow block; 96. a vertical upright rod; 97. a restraining post; 98. a U-shaped buckle; 10. a pushing assembly; 101. a clamping block; 102. a push rod; 103. a spring telescopic rod; 104. A connecting rod; 105. bending the plate; 106. a hidden groove; 107. tilting the strut; 108. a circular rod; 109. a torsion spring; 1010. a plug-in post; 1011. half tooth; 1012. a linkage rod; 1013. and (6) a stabilizing buckle.
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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Please refer to fig. 1, a press for bearing processing, including press body 1, press plate 2 is fixedly installed on the front of press body 1, inner wall swing joint of press body 1 has pressure head 3, right side fixed mounting of press body 1 has control box 4, the front fixed mounting of control box 4 has pressure block, the front fixed mounting of pressure block has the manometer, the left side of control box 4 and the right side fixed connection of press body 1, be convenient for keep watch on the pressure of input, conveniently carry out real time monitoring and adjust.
Referring to fig. 2, a stable groove 7 is formed in the front of the pressure plate 2, a processing groove 6 is formed in the front of the pressure plate 2, an inner wall of the processing groove 6 is movably connected with an arc-shaped plate 5, a fixture block 8 is fixedly installed on the outer wall of the arc-shaped plate 5, a pushing assembly 10 is movably connected to the front of the pressure plate 2, and a moving assembly 9 is movably connected to the front of the pressure plate 2.
Referring to fig. 2-3, the moving assembly 9 includes a transition block 91 and a transverse moving rod 93, a clamping groove is formed in one end, away from the transverse moving rod 93, of the transition block 91, a front surface of a limiting column 97 is provided with an insertion groove, a clamping block 8 is convenient to connect the arc-shaped plate 5 with the transition block 91, and the bearing is guaranteed to be clamped more stably, sliding blocks 92 are fixedly mounted at the top end and the bottom end of the transition block 91 respectively, a limiting column 97 is fixedly mounted on an outer wall of the transverse moving rod 93, a rectangular hollow block 95 is fixedly mounted on an outer wall of the transverse moving rod 93, the diameter of the inner wall of the rectangular hollow block 95 is matched with the height of a vertical upright 96, the diameter of the outer wall of the rectangular hollow block 95 is matched with the diameter of the inner wall of a sleeve 94, fixing of the rectangular hollow block 95 is strengthened, stability when the sliding block 92 moves is guaranteed, a vertical upright 96 is fixedly mounted on the inner wall of the rectangular hollow block 95, rubber slides are fixedly mounted at the top end and the bottom end of the vertical upright 96, rubber rings are mounted on the inner wall of the rubber slides, the rubber rings are matched with the diameter of the outer wall of the vertical upright 96, a sealing box when gas is guaranteed to be added, and a situation of a sealing box when gas leakage is avoided, the rectangular hollow block 95, a hollow block 98 is fixedly mounted on the outer wall of the rectangular hollow block 94, and a hollow block 95.
Referring to fig. 4-6, the pushing assembly 10 includes a fastening block 101, a spring extension rod 103 is fixedly mounted on an inner wall of the fastening block 101, the spring extension rod 103 is divided into an inner extension rod and an outer spring, one end of the outer spring close to the connecting rod 104 is fixedly connected to a top end of the push rod 102, so that the outer spring is conveniently deformed when the connecting rod 104 is extruded by an outer wall of a bearing, the inner wall of the fastening block 101 is movably connected to the connecting rod 104, one end of the connecting rod 104 close to the spring extension rod 103 is fixedly mounted to the push rod 102, one end of the connecting rod 104 far from the spring extension rod 103 is fixedly mounted to the bending plate 105, a hidden groove 106 is formed in a front surface of the bending plate 105, an inner wall of the hidden groove 106 is movably connected to an inclined support rod 107, the inclined support rod 107 is divided into two parts, respectively, a tilt rod and a rolling ball are fixedly mounted on a top back surface of the tilt rod, a penetrating rod is fixedly mounted on an outer wall of the tilt rod, the outer wall of the penetrating rod is fixedly connected to an inner wall of the rolling column, the rolling column is fixedly connected to a front surface of the hidden groove 106, friction force is reduced, a bottom end of the tilt rod 107 is fixedly mounted to a linkage rod 108, an outer wall of the spring 108 is fixedly connected to a torsion spring 108, a torsion spring 109, a torsion spring is fixedly mounted to a torsion spring, a linkage rod 1011 is mounted to a linkage rod 1010, and a linkage rod 1010 is mounted to a torsion spring 1010, and a linkage tooth is mounted on the linkage rod.
The working principle is as follows: firstly, an operator can place a bearing to be processed on the inner wall of the processing groove 6, when the bearing is placed, the outer wall of the bearing can outwards extrude the circular rod 108, the circular rod 108 can move towards the square close to the arc-shaped plate 5, meanwhile, the rolling ball on the inclined supporting rod 107 can roll on the inner wall of the hidden groove 106, when the rolling ball stops rolling, the connecting rod 104 can move towards the outer wall, the push rod 102 can be driven by the movement of the connecting rod 104 to extrude the spring telescopic rod 103, the outer spring of the spring telescopic rod 103 deforms, the inner telescopic rod can stretch, so that the bearing can be simply clamped firstly, when the inclined supporting rod 107 is outwards opened, the inserting column 1010 can upwards extrude the linkage rod 1012, the movement of the linkage rod 1012 can enable the two half teeth 1011 to rotate in an engaged mode, at the moment, the operator needs to operate the control box 4 to add air pressure to the inner wall of the rectangular hollow block 95, the impact of the air pressure can push the vertical rod 96 to move towards the direction close to the bearing, the movement can push the transverse moving rod 93 to move, the transverse moving rod 93 can firmly, and the processing efficiency of the bearing can be improved firmly, and the bearing can be clamped by mistake in processing.
To sum up, this press for bearing processing, through the bearing that will carry out processing, lay the inner wall at processing groove 6, when putting into the bearing, the new outer wall of bearing can outwards extrude circular rod 108, circular rod 108 can be to the square removal that is close to arc 5, the ball that rolls on the branch 107 that inclines simultaneously can roll at the inner wall of hidden groove 106, when the ball that rolls stops rolling, connecting rod 104 can move to the outer wall, connecting rod 104's removal can take push rod 102 to extrude spring telescopic link 103, the deformation takes place for the outside spring of spring telescopic link 103, inside telescopic link can stretch out and draw back, can carry out simple centre gripping earlier to the bearing like this, at this moment, need to wash into atmospheric pressure to the inner wall of the hollow piece 95 of rectangle, make the outer wall of the firm card dead bearing of arc 5, thereby the stability to the bearing has been reached and strengthened, avoid the press to the wrong processing of bearing, the wrong processing, improve the effect to the efficiency of bearing processing.
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 able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. The utility model provides a press is used in bearing processing, includes press body (1), its characterized in that: a pressure plate (2) is fixedly mounted on the front side of the press machine body (1), a pressurizing head (3) is movably connected to the inner wall of the press machine body (1), and a control box (4) is fixedly mounted on the right side of the press machine body (1);
the front side of the pressure plate (2) is provided with a stabilizing groove (7), the front side of the pressure plate (2) is provided with a processing groove (6), the inner wall of the processing groove (6) is movably connected with an arc-shaped plate (5), the outer wall of the arc-shaped plate (5) is fixedly provided with a clamping block (8), the front side of the pressure plate (2) is movably connected with a pushing assembly (10), and the front side of the pressure plate (2) is movably connected with a moving assembly (9);
the movable assembly (9) comprises a transition block (91) and a transverse moving rod (93), sliding blocks (92) are fixedly mounted at the top end and the bottom end of the transition block (91), a limiting column (97) is fixedly mounted on the outer wall of the transverse moving rod (93), a rectangular hollow block (95) is fixedly mounted on the outer wall of the transverse moving rod (93), a vertical upright rod (96) is fixedly mounted on the inner wall of the rectangular hollow block (95), a sleeve (94) is fixedly mounted on the outer wall of the rectangular hollow block (95), and a U-shaped buckle (98) is fixedly mounted on the inner wall of the rectangular hollow block (95);
the pushing assembly (10) comprises a clamping block (101), a spring telescopic rod (103) is fixedly mounted on the inner wall of the clamping block (101), a connecting rod (104) is movably connected to the inner wall of the clamping block (101), a push rod (102) is fixedly mounted at one end, close to the spring telescopic rod (103), of the connecting rod (104), a bending plate (105) is fixedly mounted at one end, far away from the spring telescopic rod (103), of the connecting rod (104), a blind groove (106) is formed in the front of the bending plate (105), an inclined supporting rod (107) is movably connected to the inner wall of the blind groove (106), a round rod (108) is fixedly mounted at the bottom end of the inclined supporting rod (107), a twisted spring (109) is movably connected to the outer wall of the round rod (108), an inserting column (1010) is fixedly mounted at the top end of the outer wall of the twisted spring (109), a half-tooth (1011) is movably connected to the front end of the inserting column (1010), a linkage rod (1012) is fixedly mounted at the front end of the half-tooth (1011), and a stabilizing buckle (1013) is fixedly mounted at the top end of the linkage rod (1012),
the front side of the control box (4) is fixedly provided with a pressure block, the front side of the pressure block is fixedly provided with a pressure gauge, and the left side of the control box (4) is fixedly connected with the right side of the press machine body (1);
the diameter of the inner wall of the rectangular hollow block (95) is matched with the height of the vertical upright rod (96), and the diameter of the outer wall of the rectangular hollow block (95) is matched with the diameter of the inner wall of the sleeve (94);
one end of the transition block (91) far away from the transverse moving rod (93) is provided with a clamping groove, and the front surface of the limiting column (97) is provided with an inserting groove;
the top end and the bottom end of the vertical upright rod (96) are both fixedly provided with a rubber sliding sheet, the inner wall of the rubber sliding sheet is provided with a rubber ring, and the diameter of the inner wall of the rubber ring is matched with that of the outer wall of the vertical upright rod (96);
the spring telescopic rod (103) is divided into an inner telescopic rod and an outer spring, and one end of the outer spring, which is close to the connecting rod (104), is fixedly connected with the top end of the push rod (102);
the inclined strut (107) is divided into two parts, namely an inclined rod and a rolling ball, the back of the top end of the inclined rod is fixedly provided with a through rod, and the outer wall of the through rod is fixedly connected with the inner wall of the rolling ball;
firstly, an operator places a bearing to be processed on the inner wall of a processing tank (6), when the bearing is placed, the outer wall of the bearing can outwards extrude a round rod (108), the round rod (108) can move towards the direction close to a bending plate (105), meanwhile, a rolling ball on an inclined support rod (107) can roll on the inner wall of a blind groove (106), when the rolling ball stops rolling, a connecting rod (104) can move towards the outer wall, the moving of the connecting rod (104) can drive a push rod (102) to extrude a spring telescopic rod (103), an external spring of the spring telescopic rod (103) deforms, the internal telescopic rod can stretch, so that the bearing can be simply clamped firstly, when the inclined support rod (107) is outwards opened, the inserting column (1010) can upwards extrude the linkage rod (1012), the movement of the linkage rod (1012) can enable the two half teeth (1011) to be meshed with each other and rotate, at the moment, an operator needs to operate the control box (4) to add air pressure to the inner wall of the rectangular hollow block (95), the impact of the air pressure can push the vertical rod (96) to move towards the direction close to the bearing, the movement of the vertical rod (96) can push the transverse moving rod (93) to move, the movement of the transverse moving rod (93) can push the transition block (91) to move, the movement of the transition block (91) can push the outer wall of the arc-shaped plate (5) which is firmly clamped with the bearing, the bearing is firmly fastened, and thus the wrong processing of the bearing by a press machine is avoided, the efficiency of processing the bearing is improved to the mistake processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110068352.0A CN112895577B (en) | 2021-01-19 | 2021-01-19 | Press machine for bearing machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110068352.0A CN112895577B (en) | 2021-01-19 | 2021-01-19 | Press machine for bearing machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112895577A CN112895577A (en) | 2021-06-04 |
| CN112895577B true CN112895577B (en) | 2023-03-31 |
Family
ID=76115493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110068352.0A Active CN112895577B (en) | 2021-01-19 | 2021-01-19 | Press machine for bearing machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112895577B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5835800B2 (en) * | 2011-12-28 | 2015-12-24 | ダイハツ工業株式会社 | Bearing assembly device |
| CN209207410U (en) * | 2018-12-13 | 2019-08-06 | 青岛山奥金属制品有限公司 | A kind of automobile bearing seat bearing press-in device |
| CN211054457U (en) * | 2019-08-15 | 2020-07-21 | 徐州康纳高新材料科技有限公司 | Press machine for bearing machining |
| CN211803446U (en) * | 2019-11-26 | 2020-10-30 | 吉林市博顺工装模具制造有限责任公司 | Die stamping device with different replaceable stamping shapes |
| CN212287470U (en) * | 2020-04-23 | 2021-01-05 | 眉山市宇泰电子设备有限公司 | Full-automatic press machine for bearing processing |
-
2021
- 2021-01-19 CN CN202110068352.0A patent/CN112895577B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112895577A (en) | 2021-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116148083B (en) | Device and process for testing tensile strength of BWFRP cable protection tube | |
| CN112879666B (en) | A water conservancy pipeline supporting connection structure for hydraulic engineering | |
| CN112895577B (en) | Press machine for bearing machining | |
| CN114769386A (en) | H-shaped steel bending forming equipment | |
| CN209543670U (en) | A kind of Oral English Practice pronunciation assisted calibration training aids | |
| CN116380672B (en) | Stretching detection device for down jacket fabric | |
| CN112809434A (en) | Anti-deviation milling device for workpiece | |
| CN116876856A (en) | Mounting and aligning device for steel structure engineering construction | |
| CN216870246U (en) | Plastic pipe impact resistance testing device for plastic machinery | |
| CN215065697U (en) | A pulling force detection device for spring production | |
| CN212192823U (en) | Stamping workpiece processing positioning fixture | |
| CN219244923U (en) | Multi-station air tightness detection device for one-way valve | |
| CN221337444U (en) | Frock convenient to bearing dismantles | |
| CN220050727U (en) | Hose connector assembly table | |
| CN213261158U (en) | Automobile lamp part pressing mechanism jig | |
| CN216621735U (en) | Telescopic running-in rack for push rod | |
| CN216696653U (en) | Radar remote monitoring device convenient to installation | |
| CN219915208U (en) | Stamping experiment device for bearing machining | |
| CN219657681U (en) | Sample debugging equipment | |
| CN108858041B (en) | Linear bearing press-fitting device and method for assembling composite probe | |
| CN212494634U (en) | Two-roller bridge straight guide plate | |
| CN219819474U (en) | Triaxial linkage clamping mechanism | |
| CN219685420U (en) | Structure for assembling and press fitting | |
| CN219947258U (en) | Novel stretching clip | |
| CN218455093U (en) | Multimedia electronic display device |
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: 20230308 Address after: No.3, Xinqu Road, Huibu Town, Quzhou City, Zhejiang Province, 324209 Applicant after: CHANGSHAN SHUANGMING BEARING CO.,LTD. Address before: 030000 Yingze West Street, Taiyuan, Taiyuan, Shanxi Applicant before: Guo Hang |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |