CN111940550A - Stamping equipment for metal plate bending - Google Patents
Stamping equipment for metal plate bending Download PDFInfo
- Publication number
- CN111940550A CN111940550A CN202010558786.4A CN202010558786A CN111940550A CN 111940550 A CN111940550 A CN 111940550A CN 202010558786 A CN202010558786 A CN 202010558786A CN 111940550 A CN111940550 A CN 111940550A
- Authority
- CN
- China
- Prior art keywords
- plate
- top end
- stamping die
- rear side
- fixedly arranged
- 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.)
- Withdrawn
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/002—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses stamping equipment for metal plate bending, which comprises: a work table; the base is fixedly arranged at the top end of the workbench; the four corners of the top end of the base are fixedly provided with the stand columns; the top plate is fixedly arranged at the top end of the upright post; the rear side plate is fixedly arranged at the rear ends of the inner sides of the base and the top plate; the mounting plate is fixedly arranged in the middle of the top end of the base; the stamping mechanism is arranged between the top plate and the mounting plate; and the limiting assembly is arranged on the front side of the rear side plate. This panel beating is bent and is used stamping equipment can improve the panel beating stability when bending through the cooperation of inserted block, guide arm, baffle and spring, can avoid the panel beating to take place the skew, can make the panel beating after bending upwards hold up under the effect of spring, can be convenient for the staff get the material to the processingquality of the product of guaranteeing, the simple operation.
Description
Technical Field
The invention relates to the technical field of stamping equipment, in particular to stamping equipment for metal plate bending.
Background
The stamping is a forming processing method for applying external force to plates, strips, pipes, sections and the like by a press and a die to enable the plates, the strips, the pipes, the sections and the like to generate plastic deformation or separation, thereby obtaining workpieces (stamping parts) with required shapes and sizes, the stamping and the forging belong to plastic processing (or called pressure processing), the stamping is called forging and pressing, the stamped blanks are mainly hot-rolled and cold-rolled steel plates and steel strips, 60-70% of the steel products in the world are the plates, most of the plates are made into finished products by stamping, iron core silicon steel sheets of motors and electric appliances, and the like of automobile bodies, chassis, oil tanks and radiator sheets, steam drums of boilers, shells of containers, iron cores of the motors and the electric appliances are all stamped, and a large number of stamping parts are also arranged in products such as instruments and meters, household;
when utilizing stamping equipment to bend the panel beating at present, the phenomenon of the skew of position of bending can often take place for the panel beating under the effect of last mould and lower mould to can influence the processingquality of product, and all need carry out the marking off operation when bending the panel beating at every turn, it is comparatively troublesome, thereby lead to machining efficiency slower.
Disclosure of Invention
The invention aims to provide stamping equipment for bending a sheet metal, which aims to solve the problems that in the background art, the sheet metal can generate a deviation phenomenon during bending, the processing quality of a product is influenced, and the sheet metal needs to be marked each time the sheet metal is bent, so that the sheet metal is troublesome.
In order to achieve the purpose, the invention provides the following technical scheme: a stamping equipment for metal plate bending comprises:
a work table;
the base is fixedly arranged at the top end of the workbench;
the four corners of the top end of the base are fixedly provided with the stand columns;
the top plate is fixedly arranged at the top end of the upright post;
the rear side plate is fixedly arranged at the rear ends of the inner sides of the base and the top plate;
the mounting plate is fixedly arranged in the middle of the top end of the base;
the stamping mechanism is arranged between the top plate and the mounting plate;
and the limiting assembly is arranged on the front side of the rear side plate.
Preferably, the punching mechanism includes: the left side and the right side of the top end of the mounting plate are fixedly provided with guide pillars, and the top ends of the guide pillars extend out of the upper surface of the top plate and are fixedly connected with the top end of the top plate; the upper stamping assembly is arranged at the bottom end of the top plate; and the lower punching assembly is arranged at the top end of the mounting plate.
Preferably, the upper punch assembly includes: the hydraulic cylinder is fixedly arranged at the top end of the top plate; the bottom end of the hydraulic cylinder extends out of the bottom end of the top plate and is fixedly provided with a connecting plate, and the connecting plate is in matched sleeve joint with the outer wall of the guide rod; go up stamping die, detachably fixed the setting is in the bottom of connecting plate.
Preferably, the lower punch assembly comprises: the lower stamping die is detachably arranged at the top end of the mounting plate, a first groove matched with the upper stamping die is formed in the middle of the top end of the lower stamping die in the left-right direction, and a rectangular groove is formed in the bottom end of an inner cavity of the first groove; the inserting block is in adaptive insertion connection with the inner cavity of the rectangular groove; the bottom end of the inserting block is fixedly provided with guide rods from left to right in sequence, and the bottom ends of the guide rods extend into the inner cavity of the lower stamping die; the baffle is fixedly arranged on the outer wall of the guide rod and is positioned at the top end of the inner cavity of the lower stamping die; and the spring is fixedly arranged between the bottom end of the inner cavity of the lower stamping die and the baffle, and the spring is sleeved with the outer wall of the guide rod.
Preferably, the guide rod is inserted and connected with the bottom end of the inner cavity of the lower stamping die in a matched mode.
Preferably, the rear side of the top end of the lower stamping die is provided with a size scale.
Preferably, the upper surface of the insert block and the top end of the lower stamping die are located on the same plane, and the top end of the insert block is provided with a second groove matched with the upper stamping die.
Preferably, the limiting assembly comprises: the left end and the right end of the rear side plate are respectively inserted with an insertion rod; the front side of the inserted rod extends out of the front side of the rear side plate and is fixedly provided with a limiting plate, and the gap between the lower surface of the limiting plate and the upper surface of the lower stamping die is not more than 0.1 CM; the screw rod, with the rear side looks spiro union of posterior lateral plate, just the front side of screw rod extends the front side of posterior lateral plate pass through the bearing with the rear side swivelling joint of limiting plate.
The stamping equipment for metal plate bending provided by the invention has the beneficial effects that:
1. the position of the limiting plate can be adjusted by arranging the limiting assembly, and the metal plate to be processed can be limited according to the size scale arranged on the lower stamping die, so that the workpiece can be rapidly processed;
2. according to the invention, the upper stamping die can move downwards through the arrangement of the upper stamping assembly, the metal plate can be bent through the matching with the lower stamping assembly, the stability of the metal plate during bending can be improved through the matching of the insertion block, the guide rod, the baffle and the spring, the metal plate can be prevented from being deflected, the bent metal plate can be upwards supported under the action of the spring, the material taking of workers can be facilitated, the processing quality of products can be ensured, and the operation is convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the lower punch assembly of the present invention;
FIG. 3 is an exploded view of the stop assembly of the present invention;
fig. 4 is a right side sectional view of the lower press die of the present invention.
In the figure: 1. the stamping die comprises a workbench, 2, a base, 3, a stand column, 4, a top plate, 5, a rear side plate, 6, a mounting plate, 7, a stamping mechanism, 71, a guide column, 72, an upper stamping assembly, 721, a hydraulic cylinder, 722, a connecting plate, 723, an upper stamping die, 73, a lower stamping assembly, 731, a lower stamping die, 732, a first groove, 733, a second groove, 734, a rectangular groove, 735, an insertion block, 736, a guide rod, 737, a baffle, 738, a spring, 8, a limiting assembly, 81, an insertion rod, 82, a limiting plate, 83 and a screw rod.
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. 1-4, the present invention provides a technical solution: a stamping equipment for metal plate bending comprises: workstation 1, base 2, stand 3, roof 4, posterior lateral plate 5, mounting panel 6, punching press mechanism 7 and spacing subassembly 8, base 2 is fixed to be set up on the top of workstation 1, base 1's top four corners is all fixed and is provided with stand 3, roof 4 is fixed to be set up on the top of stand 3, stand 3 can support roof 4, posterior lateral plate 5 is fixed to be set up the inboard rear end at base 2 and roof 4, mounting panel 6 is fixed to be set up at the top middle part of base 2, punching press mechanism 7 sets up between roof 4 and mounting panel 6, spacing subassembly 8 sets up the front side at posterior lateral plate 5.
Preferably, the punching mechanism 7 further includes: guide posts 71 are fixedly arranged on the left side and the right side of the top end of the mounting plate 6, the top ends of the guide posts 71 extend out of the upper surface of the top plate 4 and are fixedly connected with the top end of the top plate 4, the connecting plate 722 of the upper punch assembly 72 can stably move by the aid of the guide posts 71, the upper punch assembly 72 is arranged at the bottom end of the top plate 4, and the lower punch assembly 73 is arranged at the top end of the mounting plate 5.
Preferably, the upper punch assembly 72 further includes: the hydraulic cylinder 721, the connecting plate 722 and the upper stamping die 723, the hydraulic cylinder 721 is fixedly arranged at the top end of the top plate 4, the bottom end of the hydraulic cylinder 721 extends out of the bottom end of the top plate 4 and is fixedly provided with the connecting plate 722, the connecting plate 722 is in fit and sleeve joint with the outer wall of the guide rod 71, the hydraulic cylinder 721 is in the prior art, the hydraulic cylinder 721 can push the connecting plate 722 to move up and down, the hydraulic cylinder type can be used according with the scheme, and the upper stamping die 723 is detachably and fixedly arranged at the bottom.
Preferably, the lower punch assembly 73 further includes: the lower stamping die 731 is detachably arranged at the top end of the mounting plate 6, the middle part of the top end of the lower stamping die 731 is provided with a first groove 732 matched with the upper stamping die 723 in the left-right direction, the bottom end of an inner cavity of the first groove 732 is provided with a rectangular groove 734, the insert block 735 is matched and inserted with the inner cavity of the rectangular groove 734, the insert block 735 can move in the rectangular groove 734, the bottom end of the insert block 735 is fixedly provided with a guide rod 736 from left to right, the bottom end of the guide rod 736 extends into the inner cavity of the lower stamping die 731, the guide rod 736 is arranged to ensure that the insert block 735 can stably move, a baffle 737 is fixedly arranged on the outer wall of the guide rod 736, the baffle 737 is arranged at the top end of the inner cavity of the lower stamping die 731, a spring 738 is fixedly arranged between the bottom end of the inner cavity of the lower stamping die 731 and the baffle 737, and spring 738 cup joints with the outer wall of guide arm 736 mutually, can make dog 737 drive inserted block 735 move up under the spring effect of spring 738 to can make inserted block 735 resume to initial position, and can hold up the panel beating after the processing, be convenient for take.
Preferably, the guide rod 736 is fittingly inserted into the bottom end of the cavity of the lower punch 731 to ensure that the guide rod 736 has enough space to move downward.
Preferably, the lower press die 731 is provided with a dimension scale on the rear side of the tip thereof, and the bent length of the metal plate can be observed by the dimension scale.
Preferably, the upper surface of the insertion block 735 and the top end of the lower punch 731 are located on the same plane, and the top end of the insertion block 735 is provided with a second groove 733 adapted to the upper punch 723, so that the insertion block 735 is in contact with the metal plate, which can improve the stability of the metal plate during bending and prevent the metal plate from shifting.
Preferably, the limiting component 8 further comprises: inserted bar 81, limiting plate 82 and screw rod 83, both ends are all pegged graft about the rear side of posterior lateral plate 5 and are had inserted bar 81, the front side of inserted bar 81 stretches out the front side of posterior lateral plate 5 and fixed limiting plate 82 that is provided with, and the clearance between the lower surface of limiting plate 82 and the upper surface of stamping die 731 is not more than 0.1CM, so that limiting plate 82 can carry out spacingly to the panel beating that needs processing, screw rod 83 and the rear side looks spiro union of posterior lateral plate 5, and the front side that the front side of screw rod 83 stretches out posterior lateral plate 5 passes through the rear side rotation connection of bearing and limiting plate 82, rotate screw rod 83 and can make limiting plate 82 back-and-forth movement.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the device is used, the position of the limit plate 82 is adjusted according to the bending length of the sheet metal, the screw 83 is rotated, so that the screw 83 pushes the limit plate 82 to move forwards under the limiting action of the inserted rod 81, the position of the limit plate 82 is adjusted according to the size scale arranged on the lower stamping die 731, the sheet metal is placed on the lower stamping die 731, one end of the sheet metal is abutted to the limit plate 82, so that the sheet metal to be processed can be limited conveniently, a workpiece can be processed quickly, the external hydraulic pump power supply of the hydraulic cylinder 721 is switched on, the hydraulic cylinder 721 is controlled to be started, after the hydraulic cylinder 721 is started, the connecting plate 722 can be driven to stably move downwards under the limiting action of the guide post 71 so as to drive the upper stamping die 723 to move downwards and contact with the sheet metal, the sheet metal is bent under the matching of the inserted block 735 and the upper stamping die 723, and the sheet metal can make the inserted block 735 move downwards, and can improve the stability of panel beating when bending through being provided with inserted block 735, can avoid the panel beating to take place the skew, can make the steady downstream of inserted block 735 and make baffle 737 extrusion spring 738 through being provided with the guide arm, until after the bottom with inserted block 735 and the inner chamber bottom contact of rectangular channel 734, can accomplish the bending to the panel beating under the cooperation of first recess 732 and second recess 733, in order to improve the processingquality of panel beating, after last stamping die 723 lifts up, can make inserted block 735 rebound under the spring action of spring 738, thereby can hold up the panel beating after the processing, in order to be convenient for the staff to take, and convenient operation is favorable to extensively promoting.
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 (8)
1. The utility model provides a panel beating is bent and is used stamping equipment which characterized in that includes:
a table (1);
the base (2) is fixedly arranged at the top end of the workbench (1);
the four corners of the top end of the base (1) are fixedly provided with the upright columns (3);
the top plate (4) is fixedly arranged at the top end of the upright post (3);
the rear side plate (5) is fixedly arranged at the rear ends of the inner sides of the base (2) and the top plate (4);
the mounting plate (6) is fixedly arranged in the middle of the top end of the base (2);
the stamping mechanism (7) is arranged between the top plate (4) and the mounting plate (6);
and the limiting assembly (8) is arranged on the front side of the rear side plate (5).
2. The stamping device for sheet metal bending according to claim 1, wherein: the punching mechanism (7) includes:
the left side and the right side of the top end of the mounting plate (6) are fixedly provided with guide posts (71);
an upper punch assembly (72) disposed at a bottom end of the top plate (4);
and the lower punch assembly (73) is arranged at the top end of the mounting plate (5).
3. The stamping device for sheet metal bending according to claim 2, wherein: the upper punch assembly (72) includes:
a hydraulic cylinder (721) fixedly arranged at the top end of the top plate (4);
the bottom end of the hydraulic cylinder (721) extends out of the bottom end of the top plate (4) and is fixedly provided with a connecting plate (722);
and the upper stamping die (723) is detachably and fixedly arranged at the bottom end of the connecting plate (722).
4. The stamping device for sheet metal bending according to claim 3, wherein: the lower punch assembly (73) comprises:
the lower stamping die (731) is detachably arranged at the top end of the mounting plate (6), a first groove (732) matched with the upper stamping die (723) is formed in the middle of the top end of the lower stamping die (731) in the left-right direction, and a rectangular groove (734) is formed in the bottom end of an inner cavity of the first groove (732);
the inserting block (735) is in adaptive insertion connection with the inner cavity of the rectangular groove (734);
the bottom end of the inserting block (735) is fixedly provided with guide rods (736) from left to right, and the bottom ends of the guide rods (736) extend into an inner cavity of the lower stamping die (731);
the baffle (737) is fixedly arranged on the outer wall of the guide rod (736), and the baffle (737) is positioned at the top end of an inner cavity of the lower stamping die (731);
and the spring (738) is fixedly arranged between the bottom end of the inner cavity of the lower stamping die (731) and the baffle (737), and the spring (738) is sleeved with the outer wall of the guide rod (736).
5. The stamping device for sheet metal bending according to claim 4, wherein: the guide rod (736) is in matched insertion connection with the bottom end of the inner cavity of the lower stamping die (731).
6. The stamping device for sheet metal bending according to claim 4, wherein: the rear side of the top end of the lower stamping die (731) is provided with dimension scales.
7. The stamping device for sheet metal bending according to claim 4, wherein: the upper surface of the inserting block (735) and the top end of the lower stamping die (731) are located on the same plane, and the top end of the inserting block (735) is provided with a second groove (733) matched with the upper stamping die (723).
8. The stamping device for sheet metal bending according to claim 1, wherein: the spacing subassembly (8) includes:
the left end and the right end of the rear side plate (5) are respectively inserted with the insertion rods (81);
the front side of the inserted rod (81) extends out of the front side of the rear side plate (5) and is fixedly provided with a limiting plate (82), and the gap between the lower surface of the limiting plate (82) and the upper surface of the lower stamping die (731) is not more than 0.1 CM;
the screw rod (83) is in threaded connection with the rear side of the rear side plate (5), and the front side of the screw rod (83) extends out of the front side of the rear side plate (5) and is in rotary connection with the rear side of the limiting plate (82) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010558786.4A CN111940550A (en) | 2020-06-18 | 2020-06-18 | Stamping equipment for metal plate bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010558786.4A CN111940550A (en) | 2020-06-18 | 2020-06-18 | Stamping equipment for metal plate bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111940550A true CN111940550A (en) | 2020-11-17 |
Family
ID=73337095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010558786.4A Withdrawn CN111940550A (en) | 2020-06-18 | 2020-06-18 | Stamping equipment for metal plate bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111940550A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112742911A (en) * | 2020-12-17 | 2021-05-04 | 安徽辉乐豪铜业有限责任公司 | Copper door bending equipment and bending method thereof |
| CN112756481A (en) * | 2020-12-28 | 2021-05-07 | 华南理工大学 | Stamping die for spatial flexible hinge with planar composite structure |
| CN113547024A (en) * | 2021-08-05 | 2021-10-26 | 广东金辉电气有限公司 | Stamping device for alloy plate of power distribution cabinet and processing technology thereof |
-
2020
- 2020-06-18 CN CN202010558786.4A patent/CN111940550A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112742911A (en) * | 2020-12-17 | 2021-05-04 | 安徽辉乐豪铜业有限责任公司 | Copper door bending equipment and bending method thereof |
| CN112742911B (en) * | 2020-12-17 | 2024-03-26 | 安徽辉乐豪铜业有限责任公司 | Copper door bending equipment and bending method thereof |
| CN112756481A (en) * | 2020-12-28 | 2021-05-07 | 华南理工大学 | Stamping die for spatial flexible hinge with planar composite structure |
| CN112756481B (en) * | 2020-12-28 | 2022-04-22 | 华南理工大学 | Stamping die for spatial flexible hinge with planar composite structure |
| CN113547024A (en) * | 2021-08-05 | 2021-10-26 | 广东金辉电气有限公司 | Stamping device for alloy plate of power distribution cabinet and processing technology thereof |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201117 |
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| WW01 | Invention patent application withdrawn after publication |