CN112517684A - Numerical control bender is used in production of general electrical equipment - Google Patents
Numerical control bender is used in production of general electrical equipment Download PDFInfo
- Publication number
- CN112517684A CN112517684A CN202011418362.4A CN202011418362A CN112517684A CN 112517684 A CN112517684 A CN 112517684A CN 202011418362 A CN202011418362 A CN 202011418362A CN 112517684 A CN112517684 A CN 112517684A
- Authority
- CN
- China
- Prior art keywords
- plate
- numerical control
- fixed
- connecting plate
- electric equipment
- 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- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000005452 bending Methods 0.000 claims abstract description 21
- 239000000314 lubricant Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003974 emollient agent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Images
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
- 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
- B21D37/04—Movable or exchangeable mountings for tools
-
- 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
- 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
- B21D5/0236—Tool clamping
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a numerical control bending machine for producing general electrical equipment, which comprises a rack and a hydraulic cylinder, wherein the hydraulic cylinder is positioned on one side of the rack, the output end of the hydraulic cylinder is connected with a pressure head, the lower end of the pressure head is provided with an upper die, the outer surface of the upper end of the upper die is fixedly provided with a first connecting plate, the upper end of the first connecting plate is fixedly provided with a dovetail slide bar, the lower end of the pressure head is provided with a dovetail slide way matched with the dovetail slide bar, the surface of the first connecting plate is symmetrically hinged with a first arc-shaped ring, the lower end of the upper die is provided with a workbench, the upper end of the workbench is provided with a lower die, and the surface of the lower die is; the upper die is convenient to replace, the operation is simple, and the replacement speed is high.
Description
Technical Field
The invention relates to the technical field of bending machines, in particular to a numerical control bending machine for producing general electrical equipment.
Background
The numerical control bending machine is used for bending a metal plate in a cold state into workpieces with various geometric cross-sectional shapes by using a matched die (a general or special die). The sheet forming machine is designed for cold-rolled sheet metal machining, and is widely applied to bending and machining of sheets in industries such as automobile, aircraft manufacturing, light industry, shipbuilding, containers, elevators, railway vehicles, electrical equipment and the like.
Numerical control bender forms the angle of bending of design with panel, and the thickness according to panel is different and the angle of bending is different, need to change different moulds and carry out work, but the last mould of general bender passes through a plurality of bolts and pressure head fixed connection, and the bolt passes through decurrent shearing force when last mould during operation, causes the bending of bolt easily, causes the problem that the mould was changed the difficulty, for this we propose a general electrical equipment production and use numerical control bender.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the numerical control bending machine for producing the general electrical equipment, which has the beneficial effect of facilitating the replacement of an upper die.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a general electrical equipment production is with numerical control bender, includes frame and pneumatic cylinder, the pneumatic cylinder is located one side of frame, the output of pneumatic cylinder is connected with the pressure head, the lower extreme of pressure head is equipped with the mould, the upper end external surface of going up the mould is fixed with first connecting plate, the upper end of first connecting plate is fixed with the forked tail draw runner, and the lower extreme of pressure head sets up the forked tail slide that matches with the forked tail draw runner, the surperficial symmetry of first connecting plate articulates there is first arc ring, the lower extreme of going up the mould is equipped with the workstation, and the upper end of workstation is equipped with the bed die, and the groove of bending has been seted up on the bed die surface.
According to a preferred technical scheme, a placing plate is fixed on the upper side of a workbench, a limiting plate is fixed at one end, close to a rack, of the placing plate, a placing groove is formed in the upper end of the limiting plate, the lower end of a lower die is located inside the placing groove, a fixing frame is fixed at the upper end of one side, far away from the rack, of the workbench, a second connecting plate is fixed inside the fixing frame through a fixing bolt, an adjusting screw rod penetrates through the inner portion of the upper end of the second connecting plate, a bearing at one end, close to the lower die, of the adjusting screw rod is connected with a pressing plate, the pressing plate is attached to the side wall of the lower die, and a rotating handle is fixed at the.
As a preferred technical scheme of the invention, side plates are fixed at two ends of the upper side of the first connecting plate, cavities are symmetrically formed in two sides of the lower end of the pressure head, a limiting block is arranged in each cavity, a spring is fixed between one side of each limiting block and the side wall of each cavity, a limiting groove matched with each limiting block is formed in each side plate, and the outer end of each limiting block extends to the inside of each limiting groove and is clamped with the limiting groove.
As a preferred technical scheme of the invention, two ends of the placing plate are symmetrically hinged with second arc-shaped rings, and the second arc-shaped rings are clamped with the lower die.
As a preferable technical scheme of the invention, a second cushion pad is fixed on one side of the pressure plate close to the lower die and the inner part of the placing groove.
As a preferred technical solution of the present invention, the limiting plate and the placing plate are of an integral structure, and the side plate and the first connecting plate are of an integral structure.
According to a preferable technical scheme of the invention, a strip-shaped groove is formed in the upper side of the dovetail slideway, and a ball is placed in the strip-shaped groove.
As a preferable technical scheme of the invention, the pressure head is fixedly connected with the output end of the hydraulic cylinder through a bolt.
As a preferable technical scheme of the invention, the inner wall of the strip-shaped groove is coated with a lubricant.
Compared with the prior art, the invention can achieve the following beneficial effects:
1. one end of the dovetail slide bar is inserted into the dovetail slide bar from one end of the dovetail slide bar, the dovetail slide bar slides in the dovetail slide bar, when the two ends of the dovetail slide bar and the two ends of the dovetail slide bar are positioned at the same horizontal plane, the movement of the upper die is stopped, at the moment, the symmetrical first arc-shaped rings rotate towards the middle, so that the first arc-shaped rings are connected with the two ends of the dovetail slide bar in a clamping manner, the operation is completed, the upper die is convenient to replace, the operation is simple, the replacement speed is high, the dovetail slide bar is convenient to limit through the arrangement of the first arc-shaped rings, the dovetail slide bar is prevented from sliding in the dovetail slide bar, and the stability of the upper die in use is improved;
2. the bed die is placed in the inside of standing groove, carries on spacingly through limiting plate to one side of bed die, when changing the bed die, anticlockwise twists and moves the commentaries on classics handle, changes and rotates driving adjusting screw, and adjusting screw drives the clamp plate and removes for the clamp plate separates with the bed die side, is convenient for to the change of bed die, and stability is stronger.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure of a pressure head and an upper mold according to the present invention;
FIG. 3 is an enlarged view of a portion a of FIG. 2;
FIG. 4 is a side view of the lower mold of the present invention;
in the figure: 1. a frame; 2. a hydraulic cylinder; 3. a pressure head; 4. an upper die; 401. a lower die; 5. a work table; 6. a side plate; 601. a first connecting plate; 7. dovetail slide bars; 8. a dovetail slide; 9. a first arcuate ring; 10. a cavity; 11. a limiting block; 12. a limiting groove; 13. a spring; 14. placing the plate; 15. a limiting plate; 16. a placement groove; 17. a fixed mount; 18. a second connecting plate; 19. adjusting the screw rod; 20. pressing a plate; 21. fixing the bolt; 22. a second arcuate ring.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in fig. 1 and 2, a numerical control bending machine for producing general electrical equipment comprises a frame 1 and a hydraulic cylinder 2, wherein the hydraulic cylinder 2 is located on one side of the frame 1, an output end of the hydraulic cylinder 2 is connected with a pressure head 3, the lower end of the pressure head 3 is provided with an upper die 4, the outer surface of the upper end of the upper die 4 is fixed with a first connecting plate 601, the upper end of the first connecting plate 601 is fixed with a dovetail slide bar 7, the lower end of the pressure head 3 is provided with a dovetail slide way 8 matched with the dovetail slide bar 7, the surface of the first connecting plate 601 is symmetrically hinged with a first arc-shaped ring 9, the lower end of the upper die 4 is provided with a workbench 5, the upper end of the workbench 5 is provided with a lower die 401, and the surface of;
firstly, the same first connecting plate 601, the dovetail slide bar 7 and the first arc-shaped rings 9 which are symmetrically hinged are fixed at the upper end of each upper die 4, firstly, the upper die 4 with the dovetail slide bar 7 is positioned at one end of the pressure head 3, one end of the dovetail slide bar 7 is inserted into the dovetail slide way 8, the upper die 4 is pushed inwards, the dovetail slide bar 7 slides in the dovetail slide way 8, when the two ends of the dovetail slide bar 7 and the two ends of the dovetail slide way 8 are positioned at the same horizontal plane, the upper die 4 stops moving, at this time, the first arc-shaped rings 9 are rotated towards the middle, the first arc-shaped rings 9 are clamped with the two ends of the dovetail slide bar 7, the operation is completed, the upper die 4 is convenient to replace, the operation is simple, the replacing speed is high, the first arc-shaped rings 9 are convenient to limit the dovetail slide bar 7, and the dovetail slide bar 7 is prevented from sliding in the dovetail slide way, the stability of the upper die 4 in use is improved.
In another embodiment, as shown in fig. 1 and 4, the embodiment discloses that a placing plate 14 is fixed on the upper side of a workbench 5, a limiting plate 15 is fixed at one end of the placing plate 14 close to a rack 1, a placing groove 16 is formed at the upper end of the limiting plate 15, the lower end of a lower die 401 is located inside the placing groove 16, a fixing frame 17 is fixed at the upper end of one side of the workbench 5 far away from the rack 1, a second connecting plate 18 is fixed inside the fixing frame 17 through a fixing bolt 21, an adjusting screw 19 penetrates through the upper end of the second connecting plate 18, a pressing plate 20 is connected to one end of the adjusting screw 19 close to the lower die 401 through a bearing, the pressing plate 20 is attached to the side wall of the lower die 401, and a rotating handle is fixed at the other end;
place lower mould 401 in the inside of standing groove 16, it is spacing to one side of lower mould 401 through limiting plate 15, the quantity that sets up of second connecting plate 18 is no less than six, cooperation through adjusting screw 19 and clamp plate 20 plays the fixed action to lower mould 401, increase lower mould 401's stability, when needs are changed to lower mould 401, at first anticlockwise twist and change the handle, change and drive adjusting screw 19 and rotate, adjusting screw 19 drives clamp plate 20 and removes, make clamp plate 20 and the separation of lower mould 401 side, change lower mould 401, change the completion back, clockwise twist again and change and drive clamp plate 20 and fix lower mould 401, be convenient for to the change of lower mould 401, and stability is stronger.
In another embodiment, as shown in fig. 2 and fig. 3, in this embodiment, side plates 6 are fixed at two ends of the upper side of the first connecting plate 601, cavities 10 are symmetrically formed at two sides of the lower end of the pressure head 3, limiting blocks 11 are arranged inside the cavities 10, a spring 13 is fixed between one side of each limiting block 11 and the side wall of each cavity 10, a limiting groove 12 matched with each limiting block 11 is formed inside each side plate 6, and the outer end of each limiting block 11 extends into the corresponding limiting groove 12 and is clamped with the limiting groove 12;
when changing last mould 4, forked tail draw runner 7 slides and drives first connecting plate 601 and curb plate 6 and slide at pressure head 3's surface, when stopper 11 and the contact of curb plate 6 inner wall, the effect through spring 13 drives stopper 11 toward the inside shrink of cavity 10, when stopper 11 and the inside spacing groove 12 contact of seting up of curb plate 6, the effect through spring 13 stretches into stopper 11 inside and the joint of spacing groove 12, the forked tail slide 8 and the forked tail draw runner 7 at both ends are located same horizontal plane this moment, accelerate the installation rate of last mould 4.
In another embodiment, as shown in fig. 4, this embodiment discloses that two ends of the placing plate 14 are symmetrically hinged with second arc-shaped rings 22, and the second arc-shaped rings 22 are clamped with the lower mold 401; through the second arc-shaped ring 22 that sets up, be convenient for carry on spacingly to the both ends of bed die 401, further increase the stability of bed die 401.
In another embodiment, as shown in fig. 4, the embodiment discloses that a second cushion pad is fixed on both the side of the pressing plate 20 close to the lower mold 401 and the inside of the placing groove 16; through the arrangement of the buffer pads, the direct collision of the side surfaces of the lower die 401 with the pressure plate 20 and the side surfaces of the placing groove 16 is reduced, the abrasion degree of the surface of the lower die 401 is reduced, and the service life of the lower die 401 is prolonged.
In another embodiment, as shown in fig. 2 and 4, the embodiment discloses that the limiting plate 15 and the placing plate 14 are of an integral structure, and the side plate 6 and the first connecting plate 601 are of an integral structure; the limit plate 15 and the placing plate 14, and the side plate 6 and the first connecting plate 601 are integrated, so that the connecting structure of the limit plate and the placing plate is increased, and the service life of the limit plate and the side plate is prolonged.
In another embodiment, as shown in fig. 2, in the embodiment, a strip-shaped groove is formed inside the upper side of the dovetail slideway 8, and a ball is placed inside the strip-shaped groove; through the arrangement of the ball, the friction generated when the dovetail slide bar 7 slides in the dovetail slide way 8 is reduced.
In another embodiment, as shown in fig. 1, the present embodiment discloses that the pressure head 3 is fixedly connected with the output end of the hydraulic cylinder 2 through a bolt; the pressure head 3 is connected with the output end of the hydraulic cylinder 2 through a bolt, so that the pressure head 3 can be conveniently detached.
In another embodiment, as shown in fig. 2, this embodiment discloses that the inner wall of the strip-shaped groove is coated with a lubricant; through at bar inslot wall coating emollient, increase the lubricating property between ball and the bar groove, further reduce the friction that produces between forked tail draw runner 7 and the forked tail slide 8.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a general electric equipment production is with numerical control bender, includes frame (1) and pneumatic cylinder (2), pneumatic cylinder (2) are located one side of frame (1), its characterized in that: the output of pneumatic cylinder (2) is connected with pressure head (3), the lower extreme of pressure head (3) is equipped with mould (4), the upper end external fixed surface of going up mould (4) has first connecting plate (601), the upper end of first connecting plate (601) is fixed with forked tail draw runner (7), and the lower extreme of pressure head (3) sets up forked tail slide (8) that match with forked tail draw runner (7), the surperficial symmetry of first connecting plate (601) articulates there is first arc ring (9), the lower extreme of going up mould (4) is equipped with workstation (5), and the upper end of workstation (5) is equipped with bed die (401), and the groove of bending has been seted up on bed die (401) surface.
2. The numerical control bending machine for producing general electric equipment according to claim 1, characterized in that: the upside of workstation (5) is fixed with places board (14), it is fixed with limiting plate (15) to place board (14) one end that is close to frame (1), standing groove (16) have been seted up to the upper end of limiting plate (15), the lower extreme of bed die (401) is located the inside of standing groove (16), one side upper end that frame (1) was kept away from in workstation (5) is fixed with mount (17), the inside of mount (17) is fixed with second connecting plate (18) through fixing bolt (21), the inside upper end of second connecting plate (18) is run through there is adjusting screw (19), adjusting screw (19) are close to the one end bearing of bed die (401) and are connected with clamp plate (20), and clamp plate (20) and bed die (401) lateral wall laminating, the other end of adjusting screw (19) is fixed with changes the handle.
3. The numerical control bending machine for producing general electric equipment according to claim 2, characterized in that: curb plate (6) are fixed with at the upside both ends of first connecting plate (601), cavity (10) have been seted up to the lower extreme bilateral symmetry of pressure head (3), the inside of cavity (10) is equipped with stopper (11), be fixed with spring (13) between stopper (11) one side and cavity (10) lateral wall, spacing groove (12) that match with stopper (11) are seted up to the inside of curb plate (6), and the outer end of stopper (11) extends to the inside and its joint of spacing groove (12).
4. The numerical control bending machine for producing general electric equipment according to claim 2, characterized in that: two ends of the placing plate (14) are symmetrically hinged with second arc-shaped rings (22), and the second arc-shaped rings (22) are clamped with the lower die (401).
5. The numerical control bending machine for producing general electric equipment according to claim 2, characterized in that: and a second cushion pad is fixed on one side of the pressure plate (20) close to the lower die (401) and inside the placing groove (16).
6. The numerical control bending machine for producing general electric equipment according to claim 3, characterized in that: the limiting plate (15) and the placing plate (14) are of an integrated structure, and the side plate (6) and the first connecting plate (601) are of an integrated structure.
7. The numerical control bending machine for producing general electric equipment according to claim 1, characterized in that: a strip-shaped groove is formed in the upper side of the dovetail slideway (8), and balls are placed in the strip-shaped groove.
8. The numerical control bending machine for producing general electric equipment according to claim 1, characterized in that: the pressure head (3) is fixedly connected with the output end of the hydraulic cylinder (2) through a bolt.
9. The numerical control bending machine for producing general electric equipment according to claim 7, characterized in that: and the inner wall of the strip-shaped groove is coated with a lubricant.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418362.4A CN112517684A (en) | 2020-12-07 | 2020-12-07 | Numerical control bender is used in production of general electrical equipment |
| PCT/CN2020/140071 WO2022121009A1 (en) | 2020-12-07 | 2020-12-28 | Numerical-control bending machine for production of general-purpose electrical devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418362.4A CN112517684A (en) | 2020-12-07 | 2020-12-07 | Numerical control bender is used in production of general electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112517684A true CN112517684A (en) | 2021-03-19 |
Family
ID=74998490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011418362.4A Withdrawn CN112517684A (en) | 2020-12-07 | 2020-12-07 | Numerical control bender is used in production of general electrical equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112517684A (en) |
| WO (1) | WO2022121009A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000829A (en) * | 2022-12-26 | 2023-11-07 | 广州普耐柯数控机械有限公司 | An electric bending machine |
| CN116900101A (en) * | 2023-07-21 | 2023-10-20 | 安徽恒钛智能制造有限公司 | Bending machine for machining steel structure frame |
| CN117244982A (en) * | 2023-11-07 | 2023-12-19 | 南京金球数控机床股份有限公司 | A CNC bending machine with adjustable curvature for steel structure production |
| CN118455413B (en) * | 2024-07-12 | 2025-01-03 | 泗洪红芯半导体有限公司 | Diode production welding set convenient to location |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013176783A (en) * | 2012-02-28 | 2013-09-09 | Amada Co Ltd | Lower die conveying apparatus and press brake |
| CN208373998U (en) * | 2018-06-22 | 2019-01-15 | 深圳市锐邦德精密部件有限公司 | A kind of separate type hardware dies |
| CN209935714U (en) * | 2019-01-22 | 2020-01-14 | 佛山市顺德区普利鑫电气有限公司 | High-efficiency tank shell semi-arc forming equipment curved surface dynamic positioning device |
| CN209631865U (en) * | 2019-02-02 | 2019-11-15 | 北京和田汽车改装有限公司 | A kind of bending machine |
| CN210966680U (en) * | 2019-11-04 | 2020-07-10 | 东莞市鑫博电子科技有限公司 | Upper die connecting structure for stamping die |
| CN211709124U (en) * | 2020-03-13 | 2020-10-20 | 吴江市徐氏机电有限公司 | Fixing device is used in hardware product processing |
-
2020
- 2020-12-07 CN CN202011418362.4A patent/CN112517684A/en not_active Withdrawn
- 2020-12-28 WO PCT/CN2020/140071 patent/WO2022121009A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022121009A1 (en) | 2022-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112517684A (en) | Numerical control bender is used in production of general electrical equipment | |
| CN105312935A (en) | Guide cylinder clamping tool | |
| CN104259512A (en) | Two end boring machine | |
| CN216463580U (en) | Die casting surface treatment device adaptive to different workpiece shapes | |
| CN214391761U (en) | Numerical control bender is used in production of general electrical equipment | |
| CN109332416B (en) | Cleaning device for aluminum alloy extrusion forming | |
| CN2629895Y (en) | General group welding rig of top cap for locomotive | |
| CN109746314A (en) | An adjustable discrete roll forming machine | |
| CN209918624U (en) | Mold tooling for machining high-speed rail pier column loss groove | |
| CN110842588A (en) | Multi-station free combination tooling table | |
| CN215746320U (en) | Transition backing plate forming device | |
| CN216828086U (en) | Automatic metal plate bending equipment | |
| CN210678453U (en) | Pneumatic synchronous centering clamping mechanism | |
| CN210995941U (en) | Multi-radius pipe bending machine | |
| CN221581560U (en) | Full-automatic numerical control bending machine | |
| CN216729369U (en) | Economical hot forging single-head double-beam automatic mechanism | |
| CN217371441U (en) | Finish machining clamping device for aluminum alloy precision part | |
| CN214639656U (en) | Bending die for workpiece machining | |
| CN216579303U (en) | Press machine for machining hard alloy radial bearing | |
| CN2860657Y (en) | Punching die for groove shape workpiece | |
| CN219805167U (en) | Numerical control bending machine | |
| CN218925794U (en) | Adjustable bending machine for processing steel plate | |
| CN218692878U (en) | Positioner is used in drilling tool processing | |
| CN220497516U (en) | Flanging and shaping die beneficial to automobile part molding | |
| CN219817580U (en) | Numerical control bending machine convenient for adjusting bending angle |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210319 |
|
| WW01 | Invention patent application withdrawn after publication |