CN111842954A - Steel plate puncher capable of feeding uniformly and punching automatically - Google Patents
Steel plate puncher capable of feeding uniformly and punching automatically Download PDFInfo
- Publication number
- CN111842954A CN111842954A CN202010686044.XA CN202010686044A CN111842954A CN 111842954 A CN111842954 A CN 111842954A CN 202010686044 A CN202010686044 A CN 202010686044A CN 111842954 A CN111842954 A CN 111842954A
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- Prior art keywords
- fixedly connected
- rack
- steel plate
- rotating disc
- puncher
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/08—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of slides or chutes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to the technical field of metal processing, and discloses a steel plate puncher capable of feeding uniformly and punching automatically, which comprises a rack, wherein a motor is fixedly connected to the lower end of the left side of the rack, a rotating shaft is fixedly connected to the output end of the motor, a limiting plate is fixedly connected to the top end of the rotating shaft, a rotating disc is movably connected to the upper end of the limiting plate, a return spring is fixedly connected to the upper surface of the rotating disc, and a stop lever is fixedly connected to the circle center of the upper surface of the rotating disc. The limiting plate and the rotating disc are matched for use, so that the stop rod can intermittently rotate, the metal plate on the surface of the rack slides down to the bearing plate, the bearing plate and the positioning clamping jaws are mutually matched through the bearing plate, the metal plate can be fixed, the metal plate can be automatically conveyed, the metal plate can be automatically fixed, the use of personnel is reduced, the cost is reduced, the production efficiency is improved, and the effect that workers are injured in the operation process is prevented.
Description
Technical Field
The invention relates to the technical field of metal processing, in particular to a steel plate puncher capable of feeding materials uniformly and punching holes automatically.
Background
When the drilling of metal sheet is carried out in batches and is add man-hour, need use a large amount of personnel, drill to the surface of metal sheet in proper order, reduced the efficiency of production, improved the cost of production, partial perforating device, multi-purpose electrical components and unable automatic conveying metal sheet, high in manufacturing cost and inconvenient maintenance.
In order to solve the problems, the inventor provides an automatic punching steel plate puncher capable of feeding materials uniformly, and a limiting plate and a rotating disc are matched for use, so that a blocking rod can rotate intermittently, a metal plate on the surface of a rack slides onto a bearing plate, and the metal plate can be fixed through the mutual matching of the bearing plate and a positioning clamping jaw, so that the metal plate can be conveyed automatically, the metal plate can be fixed automatically, the use of personnel is reduced, the cost is reduced, the production efficiency is improved, and the effect of preventing workers from being injured in the operation process is achieved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the steel plate puncher capable of feeding uniformly and punching automatically, which has the advantages of automatically conveying metal plates, automatically positioning and clamping, simple device structure, multiple purposes of common mechanical parts, reduction of manufacturing cost, use of a small amount of labor, improvement of production efficiency, and solving of the problems that a large amount of personnel are needed to be used for drilling the surfaces of the metal plates in sequence, the production efficiency is reduced, the production cost is improved, part of punching devices, multiple electric appliance elements cannot automatically convey the metal plates, the manufacturing cost is high, and the maintenance is inconvenient.
(II) technical scheme
In order to realize the purposes of automatically conveying metal plates, automatically positioning and clamping, having simple device structure, using common mechanical parts, reducing manufacturing cost, using a small amount of labor and improving production efficiency, the invention provides the following technical scheme: the steel plate puncher capable of feeding uniformly and punching automatically comprises a rack, wherein a motor is fixedly connected to the lower end of the left side of the rack, a rotating shaft is fixedly connected to the output end of the motor, a limiting plate is fixedly connected to the top end of the rotating shaft, a rotating disc is movably connected to the upper end of the limiting plate, a reset spring is fixedly connected to the upper surface of the rotating disc, a stop lever is fixedly connected to the circle center of the upper surface of the rotating disc, a transmission rod is rotatably connected to the side surface of the rotating disc, a sliding block is rotatably connected to one end, away from the rotating disc, of the transmission rod, a first rack is fixedly connected to the side surface of the sliding block, a transmission gear is meshed to the side surface of the first rack, a threaded rod is fixedly connected to the circle center of the upper surface of the transmission gear, the side of drive gear meshes there is No. two racks, No. two racks keep away from No. one hydraulic stem of drive gear's one end fixedly connected with, No. two hydraulic stem keep away from the one end sliding connection of No. two racks and have hydraulic system, hydraulic system's upside sliding connection has No. two hydraulic stems, No. two hydraulic stem keep away from hydraulic system's one end fixedly connected with perforating device, the rotation is connected with the location jack catch around the perforating device bottom.
Preferably, the left end of frame is the mounting bracket that is 30 degrees with ground inclination, and the right-hand member is the mounting bracket with ground level, and the surface of frame is smooth stainless steel board.
Preferably, the surface of the rotating shaft is fixedly connected with a rotating gear, the side surface of the rotating gear is meshed with a rotating rod, and the other end of the rotating rod is meshed with the rotating gear.
Preferably, the surface of the limiting plate is fixedly connected with a limiting block, the surface of the rotating disc is provided with an arc groove, and the diameter of the arc groove is larger than that of the limiting block on the limiting plate.
Preferably, one end of the return spring is rotatably connected with the rotating disc, and the end, far away from the rotating disc, of the return spring is fixedly connected with the rack.
Preferably, the surface of the sliding block is connected with a sliding rail in a sliding manner, the sliding rail is arranged on the side wall of the rack, and the second rack is connected with the rack in a sliding manner.
Preferably, the inside of the bearing plate is provided with a groove, the number of the positioning clamping jaws is four, the distance between every two positioning clamping jaws is equal to the width of the bearing plate, the inside of the punching device is fixedly connected with a motor, and the output end of the motor is fixedly connected with a drill bit.
(III) advantageous effects
Compared with the prior art, the invention provides the steel plate puncher capable of feeding materials uniformly and punching holes automatically, and the steel plate puncher has the following beneficial effects:
1. This steel sheet hole puncher that can pay-off evenly and punch automatically, cooperation through limiting plate and rolling disc is used, make shelves pole can intermittent type rotate, loosen the metal sheet on rack surface in proper order, make its landing to accept the board on, mutually supporting through accepting board and location jack catch, make the metal sheet can fix, thereby reached and to have carried the metal sheet voluntarily, and the effect of fixing the metal sheet voluntarily, reduce personnel's use, the cost is reduced, the production efficiency is improved, and prevent the effect that the workman is injured in operation process.
2. This steel sheet hole puncher that can pay-off evenly and punch automatically, move through the transfer line, it slides to drive a rack, a rack slides and makes elevating gear and hydraulic means can move, when a rack forward motion, accept the board upward movement, perforating device downstream, make the operation of punching can carry out, when a rack reverse motion, accept board and perforating device separation, thereby reached and to simplify perforating device, the ordinary machine part of multi-application, manufacturing cost is reduced, and the effectual of punching.
Drawings
FIG. 1 is a front cross-sectional structural view of a hole puncher of the present invention;
FIG. 2 is a schematic top view of a hole puncher of the present invention;
FIG. 3 is a schematic view of the punching apparatus according to the present invention;
FIG. 4 is a schematic structural diagram of a gearshift transmission mechanism of the present invention;
fig. 5 is a schematic structural view of the connection between the rotating disc and the transmission rod.
In the figure: 1. a frame; 2. a motor; 3. a rotating shaft; 4. a limiting plate; 5. rotating the disc; 6. a return spring; 7. a gear lever; 8. a transmission rod; 9. a slider; 10. a first rack; 11. a transmission gear; 12. a threaded rod; 13. an internal thread sleeve; 14. a bearing plate; 15. a second rack; 16. a first hydraulic rod; 17. a hydraulic system; 18. a second hydraulic rod; 19. a punching device; 20. and (5) positioning the clamping jaws.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a steel plate puncher capable of feeding materials uniformly and punching holes automatically comprises a frame 1, wherein the left end of the frame 1 is provided with an installation frame with an inclination angle of 30 degrees with the ground, the right end of the frame 1 is provided with an installation frame with the horizontal plane with the ground, and the surface of the frame 1 is a smooth stainless steel plate, so that the friction force of the metal plate when the metal plate can slide downwards is reduced. The left low end fixedly connected with motor 2 of frame 1, the output fixedly connected with axis of rotation 3 of motor 2, the fixed surface of axis of rotation 3 is connected with the running gear, the side meshing of running gear has the dwang, the other end meshing of dwang is connected with the running gear, both sides all are provided with shelves pole 7, prevent the metal sheet landing. The top fixedly connected with limiting plate 4 of axis of rotation 3, the fixed surface of limiting plate 4 is connected with the stopper. Limiting plate 4's upper end swing joint has rolling disc 5, and the surface of rolling disc 5 is opened has the circular arc groove, and the diameter in circular arc groove is greater than the diameter of the stopper on limiting plate 4 for rolling disc 5 can intermittent type rotation, and the last fixed surface of rolling disc 5 is connected with reset spring 6, and reset spring 6's one end is rotated with rolling disc 5 and is connected, and reset spring 6 keeps away from rolling disc 5's one end and 1 fixed connection of frame, makes rolling disc 5 can intermittent type rotation. A stop lever 7 is fixedly connected to the circle center of the upper surface of the rotating disc 5, a transmission rod 8 is rotatably connected to the side surface of the rotating disc 5, a sliding block 9 is rotatably connected to one end, far away from the rotating disc 5, of the transmission rod 8, a sliding rail is slidably connected to the surface of the sliding block 9, and the sliding rail is arranged on the side wall of the rack 1.
A first rack 10 is fixedly connected to the side face of the sliding block 9, a transmission gear 11 is meshed with the side face of the first rack 10, a threaded rod 12 is fixedly connected to the circle center of the upper surface of the transmission gear 11, an internal thread sleeve 13 is meshed with the surface of the threaded rod 12, a bearing plate 14 is fixedly connected to the upper end of the internal thread sleeve 13, and a groove is formed in the bearing plate 14. A second rack 15 is meshed on the side surface of the transmission gear 11, the second rack 15 is connected with the frame 1 in a sliding way, so that the second rack 15 can transmit power to a hydraulic device, one end of the second rack 15, which is far away from the transmission gear 11, is fixedly connected with a first hydraulic rod 16, one end of the first hydraulic rod 16, which is far away from the second rack 15, is slidably connected with a hydraulic system 17, the upper side of the hydraulic system 17 is slidably connected with a second hydraulic rod 18, one end of the second hydraulic rod 18, which is far away from the hydraulic system 17, is fixedly connected with a perforating device 19, the interior of the perforating device 19 is fixedly connected with a motor, and the output end of the motor is fixedly connected with a drill bit, so that the special drilling can be more stable, the metal plate can be positioned and clamped, four positioning claws 20 are rotatably connected to the periphery of the bottom of the punching device 19, and the distance between every two positioning claws 20 is equal to the width of the bearing plate 14.
The working principle is as follows: the metal plate to be perforated is placed on the surface of the frame 1. At this moment, the motor 2 is started, the motor 2 rotates to drive the rotating shaft 3 to start rotating, the upper end of the rotating shaft 3 is fixedly connected with the limiting plate 4, the upper end of the limiting plate 4 is rotatably connected with the rotating disc 5, the surface of the rotating disc 5 is rotatably connected with the return spring 6, the other end of the return spring 6 is fixedly connected to the rack 1, the rotating disc 5 can rotate intermittently, the circle center of the rotating disc 5 is fixedly connected with the gear lever 7, the gear lever 7 can also rotate intermittently, and the metal plate can be discharged to slide downwards to the upper side of the bearing plate 14 along the surface of the rack 1.
The side surface of the rotating disc 5 is rotatably connected with a transmission rod 8, the other end of the transmission rod 8 is rotatably connected with a sliding block 9, the surface of the sliding block 9 is fixedly connected with a first rack 10, the side surface of the first rack 10 is meshed with a transmission gear 11, the circle center of the transmission gear 11 is fixedly connected with a threaded rod 12, the surface of the threaded rod 12 is meshed with an internal thread sleeve 13, the upper end of the internal thread sleeve 13 is fixedly connected with a receiving plate 14, one side of the transmission gear 11, far away from the first rack 10, is meshed with a second rack 15, the end part of the second rack 15 is rotatably connected with a first hydraulic rod 16, the first hydraulic rod 16 is connected with a hydraulic system 17, power is transmitted to a second hydraulic rod 18, the second hydraulic rod 18 is connected with a punching device 19, the punching device 19 can be, so that the positioning claws 20 catch the periphery of the bearing plate 14, and the positioning claws 20 fix the steel plate and then punch the hole.
To sum up, this steel sheet puncher that can pay-off evenly and punch automatically uses through the cooperation of limiting plate 4 with rolling disc 5 for shelves pole 7 can intermittent type rotate, loosens the metal sheet on frame 1 surface in proper order, makes its landing to accept on board 14, mutually supporting through accepting board 14 and positioning jaw 20, makes the metal sheet can fix, thereby reached and can carry the metal sheet voluntarily, and the automatic effect of fixing the metal sheet, reduce personnel's use, the cost is reduced, and prevent that the workman is injured's effect in operation process.
This steel sheet hole puncher that can pay-off evenly and punch automatically, remove through transfer line 8, it slides to drive a rack 10, a rack 10 slides and makes elevating gear and hydraulic means can move, when a rack 10 forward motion, accept board 14 upward movement, perforating device 19 downstream, make the operation of punching can carry out, when a rack 10 reverse motion, accept board 14 and perforating device 19 separation, thereby reached and to have simplified perforating device 19, the ordinary machine part of multiple application, manufacturing cost is reduced, and the effectual of punching.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a steel sheet hole puncher that can even pay-off and punch automatically, includes frame (1), its characterized in that: the motor (2) is fixedly connected to the left low end of the rack (1), the rotating shaft (3) is fixedly connected to the output end of the motor (2), the limiting plate (4) is fixedly connected to the top end of the rotating shaft (3), the rotating disc (5) is movably connected to the upper end of the limiting plate (4), the reset spring (6) is fixedly connected to the upper surface of the rotating disc (5), the stop lever (7) is fixedly connected to the circle center of the upper surface of the rotating disc (5), the transmission rod (8) is rotatably connected to the side surface of the rotating disc (5), the sliding block (9) is rotatably connected to one end, away from the rotating disc (5), of the transmission rod (8), the first rack (10) is fixedly connected to the side surface of the sliding block (9), the transmission gear (11) is meshed to the side surface of the first rack (10), and the threaded rod (12) is, the surface meshing of threaded rod (12) has internal thread cover (13), the upper end fixedly connected with of internal thread cover (13) accepts board (14), the side meshing of drive gear (11) has No. two rack (15), No. two hydraulic stem (16) of one end fixedly connected with of drive gear (11) are kept away from in rack (15), the one end sliding connection who keeps away from No. two rack (15) has hydraulic system (17) for hydraulic stem (16), the upside sliding connection of hydraulic system (17) has No. two hydraulic stem (18), No. two one end fixedly connected with perforating device (19) of hydraulic system (17) are kept away from in hydraulic stem (18), the rotation is connected with location jack catch (20) all around of perforating device (19) bottom.
2. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: the left end of frame (1) is the mounting bracket that is 30 degrees with ground inclination, and the right-hand member is the mounting bracket with ground level, and the surface of frame (1) is glossy corrosion resistant plate.
3. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: the surface of the rotating shaft (3) is fixedly connected with a rotating gear, the side surface of the rotating gear is meshed with a rotating rod, and the other end of the rotating rod is meshed with the rotating gear.
4. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: the surface of the limiting plate (4) is fixedly connected with a limiting block, the surface of the rotating disc (5) is provided with an arc groove, and the diameter of the arc groove is larger than that of the limiting block on the limiting plate (4).
5. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: one end of the reset spring (6) is rotatably connected with the rotating disc (5), and one end, far away from the rotating disc (5), of the reset spring (6) is fixedly connected with the rack (1).
6. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: the surface of the sliding block (9) is connected with a sliding rail in a sliding mode, the sliding rail is arranged on the side wall of the rack (1), and the second rack (15) is connected with the rack (1) in a sliding mode.
7. The steel plate puncher of claim 1, wherein the steel plate puncher is capable of feeding steel plates uniformly and punching steel plates automatically, and is characterized in that: the inside of the bearing plate (14) is provided with four grooves, and the distance between every two positioning clamping jaws (20) is equal to the width of the bearing plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010686044.XA CN111842954B (en) | 2020-07-16 | 2020-07-16 | Steel plate puncher capable of feeding uniformly and punching automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010686044.XA CN111842954B (en) | 2020-07-16 | 2020-07-16 | Steel plate puncher capable of feeding uniformly and punching automatically |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111842954A true CN111842954A (en) | 2020-10-30 |
| CN111842954B CN111842954B (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010686044.XA Active CN111842954B (en) | 2020-07-16 | 2020-07-16 | Steel plate puncher capable of feeding uniformly and punching automatically |
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| Country | Link |
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| CN (1) | CN111842954B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560624A (en) * | 2021-07-23 | 2021-10-29 | 北京昌益洪昇建筑工程有限公司 | Method for punching U-shaped support for building |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02109652A (en) * | 1988-10-18 | 1990-04-23 | Eiko Aida | Feeding device for rotating long sized stock |
| CN107538032A (en) * | 2016-06-28 | 2018-01-05 | 陈延冬 | Automate drilling machine |
| CN110125456A (en) * | 2019-06-24 | 2019-08-16 | 蒋艳红 | A kind of metal batten automatic equidistant boring device |
| CN210789297U (en) * | 2019-11-04 | 2020-06-19 | 成都市奥林精密机械制造有限公司 | Automatic frock part perforating device of appearance of going up |
| CN210997724U (en) * | 2019-11-28 | 2020-07-14 | 青岛睿拓威智能装备有限公司 | Automatic pay-off blanking machine |
-
2020
- 2020-07-16 CN CN202010686044.XA patent/CN111842954B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02109652A (en) * | 1988-10-18 | 1990-04-23 | Eiko Aida | Feeding device for rotating long sized stock |
| CN107538032A (en) * | 2016-06-28 | 2018-01-05 | 陈延冬 | Automate drilling machine |
| CN110125456A (en) * | 2019-06-24 | 2019-08-16 | 蒋艳红 | A kind of metal batten automatic equidistant boring device |
| CN210789297U (en) * | 2019-11-04 | 2020-06-19 | 成都市奥林精密机械制造有限公司 | Automatic frock part perforating device of appearance of going up |
| CN210997724U (en) * | 2019-11-28 | 2020-07-14 | 青岛睿拓威智能装备有限公司 | Automatic pay-off blanking machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560624A (en) * | 2021-07-23 | 2021-10-29 | 北京昌益洪昇建筑工程有限公司 | Method for punching U-shaped support for building |
| CN113560624B (en) * | 2021-07-23 | 2023-11-10 | 新疆富昌建设工程有限公司 | Punching method for U-shaped bracket for building |
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| Publication number | Publication date |
|---|---|
| CN111842954B (en) | 2022-11-15 |
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Effective date of registration: 20221020 Address after: 528200 Factory Building F, No. 1, West 1st Ring Road, South 1st Building, Lian'an Huilong Railway, Yanbu, Dali Town, Nanhai District, Foshan City, Guangdong Province Applicant after: GUANGDONG JINGE SCREEN MESH MANUFACTURING CO.,LTD. Address before: 430040 Jinyin Lake Electronic Industrial Park, No. 88, middle Huanhu Road, Dongxihu District, Wuhan City, Hubei Province Applicant before: Shang Zhiyong |
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