CN108817144B - Bending device capable of adjusting bending angle for production of aluminum alloy furniture section - Google Patents
Bending device capable of adjusting bending angle for production of aluminum alloy furniture section Download PDFInfo
- Publication number
- CN108817144B CN108817144B CN201810648293.2A CN201810648293A CN108817144B CN 108817144 B CN108817144 B CN 108817144B CN 201810648293 A CN201810648293 A CN 201810648293A CN 108817144 B CN108817144 B CN 108817144B
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- Prior art keywords
- fixed
- aluminum alloy
- bearing seat
- bending
- bending device
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- Expired - Fee Related
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- 238000005452 bending Methods 0.000 title claims abstract description 62
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 238000004080 punching Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- B21D5/002—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
- 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
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention belongs to the technical field of plate processing, in particular to a bending device capable of adjusting bending angles for producing aluminum alloy furniture profiles, which aims at solving the problem that the bending device for processing the existing thin plate has low bending precision and is inconvenient to adjust the bending angles. The invention can support the punched thin plate to continuously bend for a certain angle, thereby improving the controllability of the bending angle, and the second telescopic rod can rise along with the movement of the thin plate and can be always contacted with the thin plate to carry out secondary bending on the thin plate.
Description
Technical Field
The invention relates to the technical field of plate processing, in particular to a bending device capable of adjusting bending angle for producing aluminum alloy furniture profiles.
Background
No matter be general purpose sheet metal or engineering sheet metal, in the use, to the service environment of difference, it is structural probably not regular, however, sheet metal panel is the plane shape after processing is accomplished, and planar structure can't satisfy the needs under special environment mostly, just forms the face of buckling when producing, is not suitable for mass production, has increased substantially manufacturing cost, and product surface integrality keeps relatively poor in process of production moreover, and the effect of buckling is also not good.
The bending device for processing the existing thin plate has the defect that the bending precision is low, the bending angle is inconvenient to adjust, the lower die is required to be debugged or replaced when the bending device for processing the thin plate needs to carry out multi-angle bending on one plate, the lower die of a bending machine is complex to replace, and even the bending line of the plate can be influenced to a certain extent, so that the high-reliability bending device for processing the thin plate with high bending precision needs to be researched and developed urgently.
Disclosure of Invention
Based on the technical problem that the existing bending device for processing the thin plate is low in bending precision and inconvenient in adjustment of a bending angle, the invention provides a bending device capable of adjusting the bending angle for producing an aluminum alloy furniture section.
the invention provides a bending device capable of adjusting bending angle for aluminum alloy furniture section production, which comprises a sheet body, a support frame and a motor seat, wherein the lower end of the support frame is welded with square tubes which are parallel to each other near two sides, the two square tubes are internally and slidably connected with telescopic tubes, the top ends of the two telescopic tubes are respectively fixed with a first bearing seat and a second bearing seat through bolts, four rows of conical roller bearings are clamped in the first bearing seat and the second bearing seat, a same supporting roller is rotatably connected between the two four rows of conical roller bearings, the outer wall of a roller body of the supporting roller is uniformly provided with four V-shaped grooves, the top end of the motor seat is fixed with a driving motor through bolts, the top end of an output shaft of the driving motor is fixed with a driving gear, and the top ends of the first bearing seat and the second bearing seat are welded with two, and a rectangular limiting block is slidably connected in each angle steel fixing plate, channel steel slide rails are welded on the outer wall of one side opposite to the rectangular limiting block, two channel steel slide rails on the top end of the same bearing seat are opposite in opening and parallel to each other, and the same fixed plate is connected between the two channel steel slide rails in a sliding way, the same die holder is connected between the two fixed plates in a key way, the top end of the supporting frame is fixed with a fixed platform through a bolt, and the upper surface of the fixed platform is welded with square tube upright posts near the edges of the two sides, strip holes are reserved on the outer wall near the bottom end of one side opposite to the two square tube upright posts, and sliding connection has the mounting panel between two bar holes, two be equipped with square cross beam and dead lever between the top of square tubular column, fix slotted steel fixed beam through the bolt on the dead lever, fixed platform's upper surface is close to the edge and has the controller through the bolt fastening.
Preferably, the roll head of the supporting roll at one end close to the driving motor is designed to be in a step shape, a key groove is reserved on the outer wall of the circumference of the roll head of the supporting roll, a driven gear ring and a positioning ring are respectively sleeved on the roll head of the supporting roll, the driven gear ring and the driving gear are meshed with each other, and a control switch of the driving motor is connected with a signal output end of the controller through a signal line.
Preferably, the backing roll is kept away from the one end key-type of motor cabinet and is connected with spacing dish, and the one side outer wall that spacing dish is close to first bearing frame is close to the edge equipartition and has four spacing holes, and the opening edge in spacing hole has the fillet, and one side that first bearing frame is close to spacing hole is fixed with automatically controlled locating pin through the bolt, and the signal output part of automatically controlled locating pin passes through the signal line and links to each other with the signal output part of controller.
Preferably, all be fixed with electric putter through the bolt on the supporting leg of support frame both sides, and the top of two electric putter extension rods is respectively through the bolt fastening on the outer wall of primary shaft bearing and secondary shaft bearing, and two electric putter all are connected with the switch through the wire, and two switches all link to each other through the signal output part of signal line and controller.
preferably, the lower surfaces of the two fixing plates and the top middle parts of the first bearing seat and the second bearing seat are provided with grooves, and two return springs are arranged between the four grooves.
Preferably, the middle of each of the two fixing plates is provided with a key shaft hole, and the two ends of the die holder are provided with a flat shaft key matched with the key shaft holes.
Preferably, two all be fixed with first telescopic link through the bolt on the relative one side outer wall of square pipe stand, and the upper surface at the mounting panel is all fixed on the top of two first telescopic link extension rods.
preferably, T-shaped sliding blocks are welded at the two ends of the mounting plate, and gaps are reserved between the outer walls of the two T-shaped sliding blocks and the inner walls of the strip-shaped holes.
Preferably, two second telescopic rods are fixed on the upper surface of the mounting plate through bolts.
Preferably, the back of the channel steel fixing beam is fixed with an installation box through bolts, two hydraulic ejector rods are fixed in the installation box through bolts, and the top ends of the two hydraulic ejector rod extension rods are fixed with the same stamping die head.
The beneficial effects of the invention are as follows:
1. Through the mounting panel that can slide from top to bottom and the equidistant first telescopic link that distributes that sets up, can withhold the sheet metal after the punching press, continue to buckle certain angle, improved the controllability of the angle of buckling to the second telescopic link can rise along with the motion of sheet metal, can contact with the sheet metal always, carries out the secondary to the sheet metal and buckles.
2. Through the channel-section steel slide rail of the sliding connection who sets up between two angle steel fixed plates and the fixed plate that opens key shaft hole for the device is convenient more quick when changing the die holder, has improved the efficiency of bending.
3. Through the telescopic pipe and the two electric push rods, the support roller can be pushed out of the working position and then replaced by the die holder or repaired and maintained by related machinery, so that the safety and the visual range are improved, and convenience is brought to die holder replacement.
4. Through two hydraulic ram and two reset spring that set up, not only can produce the high pressure and directly target in place the sheet metal punching press, have a buffer power moreover in the punching press process, can scram when breaking down or mistake, avoid the punching press just to lead to the making useless of panel in the twinkling of an eye.
Drawings
FIG. 1 is a schematic cross-sectional structural view of a bending apparatus with adjustable bending angle for producing aluminum alloy furniture sections according to the present invention;
FIG. 2 is a schematic side view of a bending apparatus with adjustable bending angle for producing aluminum alloy furniture sections according to the present invention;
FIG. 3 is a schematic structural view of a bending apparatus with an adjustable bending angle for producing an aluminum alloy furniture section according to the present invention;
FIG. 4 is a schematic structural diagram of a bending device limiting disc with an adjustable bending angle for producing aluminum alloy furniture profiles, which is provided by the invention;
Fig. 5 is a schematic top view of a bending device mounting plate with an adjustable bending angle for producing an aluminum alloy furniture section according to the present invention.
In the figure: 1 support frame, 2 electric push rods, 3 square tubes, 4 telescopic tubes, 5 first bearing seats, 6 four-row conical roller bearings, 7V-shaped grooves, 8 supporting rollers, 9 die holders, 10 rectangular limiting blocks, 11 angle steel fixing plates, 12 fixing plates, 13 channel steel sliding rails, 14 sheet metal bodies, 15 stamping die heads, 16 mounting boxes, 17 hydraulic ejector pins, 18 channel steel fixing beams, 19 fixing rods, 20 first telescopic rods, 21 second telescopic rods, 22 mounting plates, 23 strip-shaped holes, 24 square tube stand columns, 25 fixing platforms, 26 grooves, 27 reset springs, 28 controllers, 29 limiting discs, 30 second bearing seats, 31 motor seats, 32 driving gears, 33 driving motors, 34 driven gear rings, 35 key grooves, 36 electric control positioning pins, 37 limiting holes and 38T-shaped sliding blocks.
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.
Referring to fig. 1-5, a bending device capable of adjusting bending angle for aluminum alloy furniture section production comprises a sheet body 14, a support frame 1 and a motor base 31, wherein the lower end of the support frame 1 is welded with square tubes 3 which are parallel to each other near two sides, telescopic tubes 4 are connected in the two square tubes 3 in a sliding manner, the top ends of the two telescopic tubes 4 are respectively fixed with a first bearing seat 5 and a second bearing seat 30 through bolts, four rows of conical roller bearings 6 are clamped in the first bearing seat 5 and the second bearing seat 30, a same supporting roller 8 is connected between the two four rows of conical roller bearings 6 in a rotating manner, four V-shaped grooves 7 are uniformly distributed on the outer wall of the roller body of the supporting roller 8, a driving motor 33 is fixed at the top end of the motor base 31 through bolts, a driving gear 32 is fixed at the top end of an output shaft of the driving motor 33, two angle steel fixing plates 11 with opposite, a rectangular limiting block 10 is connected in each angle steel fixing plate 11 in a sliding manner, channel steel slide rails 13 are welded on the outer wall of one side, opposite to the rectangular limiting block 10, of the same bearing seat, the openings of the two channel steel slide rails 13 at the top end of the same bearing seat are opposite and parallel to each other, a same fixing plate 12 is connected between the two channel steel slide rails 13 in a sliding manner, a same die holder 9 is connected between the two fixing plates 12 in a key manner, a fixing platform 25 is fixed at the top end of the support frame 1 through bolts, square tube columns 24 are welded on the upper surface of the fixing platform 25 close to the edges of the two sides, strip holes 23 are reserved on the outer wall of one side, opposite to the two square tube columns 24, a mounting plate 22 is connected between the two strip holes 23 in a sliding manner, a square tube beam and a fixing rod 19 are arranged between the top ends of the two, .
In the invention, the roller head of one end of the supporting roller 8 close to the driving motor 33 is designed to be in a step shape, a key groove 35 is reserved on the circumferential outer wall of the roller head of the supporting roller 8, the roller head of the supporting roller 8 is respectively sleeved with a driven gear ring 34 and a positioning ring, the driven gear ring 34 and the driving gear 32 are meshed together, a control switch of the driving motor 33 is connected with a signal output end of the controller 28 through a signal line, and the controller 28 is in a DATA-7311 model.
The motor cabinet 31 is kept away from to backing roll 8's a key-type connection has spacing dish 29, and spacing dish 29 is close to one side outer wall of first bearing frame 5 and is close to the edge equipartition and has four spacing holes 37, spacing hole 37's opening edge department has the fillet, one side that first bearing frame 5 is close to spacing hole 37 has automatically controlled locating pin 36 through the bolt fastening, the signal output part passing signal line of automatically controlled locating pin 36 links to each other with controller 28's signal output part, all there is electric putter 2 through the bolt fastening on the supporting leg of 1 both sides of support frame, and the top of 2 extension rods of two electric putter is respectively through the bolt fastening on the outer wall of first bearing frame 5 and second bearing frame 30, two electric putter 2 all are connected with the switch through the wire, two switches are all continuous through signal line and controller 28's.
Grooves 26 are respectively arranged on the lower surfaces of the two fixing plates 12 and the middle parts of the top ends of the first bearing seat 5 and the second bearing seat 30, two reset springs 27 are arranged between the four grooves 26, key shaft holes are respectively arranged in the middles of the two fixing plates 12, flat shaft keys matched with the key shaft holes are respectively arranged at the two ends of the die holder 9, first telescopic rods 20 are respectively fixed on the outer wall of one side, opposite to the square tube stand columns 24, of each side through bolts, the top ends of the extending rods of the two first telescopic rods 20 are respectively fixed on the upper surface of the mounting plate 22, T-shaped sliding blocks 38 are respectively welded at the two ends of the mounting plate 22, gaps are left between the outer walls of the two T-shaped sliding blocks 38 and the inner wall of the strip-shaped hole 23, two second telescopic rods 21 are fixed on the upper surface of the mounting plate 22 through bolts, a mounting box 16 is fixed on the back surface, the top ends of the two hydraulic mandril 17 extending rods are fixed with the same punching die head 15.
when the bending die is used, the sheet body 14 to be bent is placed on the upper surface of the die holder 9, after one-time stamping, if the angle is not in place, the edge of the upturned sheet body 14 can be extruded by controlling the second telescopic rod 21 behind the stamping die head 15 until the sheet body is bent to the required angle; when the die holder 9 needs to be replaced, the die holder can be detached only by controlling the two electric push rods 2 to push the first bearing block 5 and the second bearing block 30 out, loosening the bolts on the angle steel fixing plate 11 and sliding the fixing plates 12 to the two sides.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The bending device comprises a thin plate body (14), a support frame (1) and a motor base (31), and is characterized in that the lower end of the support frame (1) is welded with square pipes (3) which are parallel to each other near two sides, the two square pipes (3) are internally connected with telescopic pipes (4) in a sliding manner, the top ends of the telescopic pipes (4) are respectively fixed with a first bearing seat (5) and a second bearing seat (30) through bolts, four rows of conical roller bearings (6) are respectively clamped in the first bearing seat (5) and the second bearing seat (30), the same supporting roller (8) is rotatably connected between the four rows of conical roller bearings (6), four V-shaped grooves (7) are uniformly distributed on the outer wall of a roller body of the supporting roller (8), and a driving motor (33) is fixed on the top end of the motor base (31) through bolts, and the top end of the output shaft of the driving motor (33) is fixed with a driving gear (32), two angle steel fixing plates (11) with opposite openings are welded at the top ends of the first bearing seat (5) and the second bearing seat (30), a rectangular limiting block (10) is connected in each angle steel fixing plate (11) in a sliding manner, channel steel slide rails (13) are welded on the outer wall of one side of each rectangular limiting block (10) opposite to each other, the openings of the two channel steel slide rails (13) on the top end of the same bearing seat are opposite and parallel to each other, a same fixing plate (12) is connected between the two channel steel slide rails (13), a same die holder (9) is connected between the two fixing plates (12) in a key-type manner, a fixing platform (25) is fixed at the top end of the support frame (1) through bolts, and square tube, two the side outer wall that square tube stand (24) is relative is close to the equal reservation of bottom and has bar hole (23), and sliding connection has mounting panel (22), two between two bar holes (23) be equipped with square tube cross beam and dead lever (19) between the top of square tube stand (24), through bolt fastening slotted steel fixed beam (18) on dead lever (19), the upper surface of fixed platform (25) is close to the edge and has controller (28) through bolt fastening.
2. The bending device capable of adjusting the bending angle for producing the aluminum alloy furniture section bar according to claim 1, wherein a roller head of one end of the supporting roller (8) close to the driving motor (33) is designed to be in a step shape, a key groove (35) is reserved on the outer wall of the circumference of the roller head of the supporting roller (8), a driven gear ring (34) and a positioning ring are respectively sleeved on the roller head of the supporting roller (8), the driven gear ring (34) and the driving gear (32) are meshed with each other, and a control switch of the driving motor (33) is connected with a signal output end of the controller (28) through a signal line.
3. The bending device capable of adjusting the bending angle for the production of the aluminum alloy furniture section bar according to claim 1, wherein a key of the supporting roller (8) far away from the motor base (31) is connected with a limiting disc (29), four limiting holes (37) are uniformly distributed on the outer wall of one side, close to the edge, of the limiting disc (29) close to the first bearing seat (5), the opening edge of each limiting hole (37) is chamfered, an electric control positioning pin (36) is fixed on one side, close to the limiting hole (37), of the first bearing seat (5) through a bolt, and the signal output end of the electric control positioning pin (36) is connected with the signal output end of the controller (28) through a signal line.
4. The bending device capable of adjusting the bending angle for the production of aluminum alloy furniture sections according to claim 1, wherein electric push rods (2) are fixed on supporting legs on two sides of the supporting frame (1) through bolts, the top ends of extension rods of the two electric push rods (2) are respectively fixed on the outer walls of the first bearing block (5) and the second bearing block (30) through bolts, the two electric push rods (2) are connected with switches through leads, and the two switches are connected with a signal output end of a controller (28) through signal lines.
5. The bending device with the adjustable bending angle for the aluminum alloy furniture section production according to claim 1, wherein grooves (26) are formed in the lower surfaces of the two fixing plates (12) and the top middle portions of the first bearing seat (5) and the second bearing seat (30), and two return springs (27) are arranged between the four grooves (26).
6. the bending device with adjustable bending angle for aluminum alloy furniture section production according to claim 1, characterized in that a key shaft hole is formed in the middle of each of the two fixing plates (12), and a flat shaft key matched with the key shaft hole is formed at each of the two ends of the die holder (9).
7. The bending device with the adjustable bending angle for the production of aluminum alloy furniture sections according to claim 1, wherein the outer wall of one side of each of the two square tube columns (24) opposite to each other is fixed with a first telescopic rod (20) through a bolt, and the top ends of the extension rods of the two first telescopic rods (20) are fixed on the upper surface of the mounting plate (22).
8. The bending device with the adjustable bending angle for the production of aluminum alloy furniture sections according to claim 1, wherein T-shaped sliding blocks (38) are welded to two ends of the mounting plate (22), and a gap is reserved between the outer walls of the two T-shaped sliding blocks (38) and the inner wall of the strip-shaped hole (23).
9. The bending device with adjustable bending angle for aluminum alloy furniture section production according to claim 1, characterized in that two second telescopic rods (21) are fixed on the upper surface of the mounting plate (22) through bolts.
10. The bending device capable of adjusting the bending angle for producing the aluminum alloy furniture section bar according to claim 1, wherein a mounting box (16) is fixed on the back surface of the channel steel fixing beam (18) through bolts, two hydraulic ejector rods (17) are fixed in the mounting box (16) through bolts, and the same stamping die head (15) is fixed at the top ends of the extension rods of the two hydraulic ejector rods (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648293.2A CN108817144B (en) | 2018-06-22 | 2018-06-22 | Bending device capable of adjusting bending angle for production of aluminum alloy furniture section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810648293.2A CN108817144B (en) | 2018-06-22 | 2018-06-22 | Bending device capable of adjusting bending angle for production of aluminum alloy furniture section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108817144A CN108817144A (en) | 2018-11-16 |
| CN108817144B true CN108817144B (en) | 2019-12-06 |
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ID=64143154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810648293.2A Expired - Fee Related CN108817144B (en) | 2018-06-22 | 2018-06-22 | Bending device capable of adjusting bending angle for production of aluminum alloy furniture section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108817144B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369576B (en) * | 2019-07-22 | 2020-06-02 | 上海闽坚铝业股份有限公司 | Aluminum alloy section bar system of processing |
| CN110899430B (en) * | 2019-11-29 | 2021-04-09 | 太仓欢鑫金属制品有限公司 | Stamping forming system for manufacturing electrical control cabinet metal plate panel |
| CN112742913B (en) * | 2020-12-25 | 2022-04-01 | 山东工业职业学院 | Sheet metal bending processing equipment convenient for automatic adjustment of die |
| CN114713678B (en) * | 2022-03-17 | 2024-04-30 | 捷能系统建材（上海）有限公司 | Aluminum alloy material shaping system of processing |
| CN115502252B (en) * | 2022-11-02 | 2024-01-19 | 揭阳市德宝铭实业有限公司 | Bending machine with angle limiting function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259889A (en) * | 1997-06-20 | 2000-07-12 | 卢恰诺·加斯帕里尼 | Machine for press-bending metal sheet |
| JP2006224169A (en) * | 2005-02-18 | 2006-08-31 | Denso Corp | Method for manufacturing cylindrical body, and cylindrical body |
| CN205732608U (en) * | 2016-07-20 | 2016-11-30 | 孔兵 | A kind of lower mold of bender |
| CN206046732U (en) * | 2016-08-26 | 2017-03-29 | 山东奥纳尔制冷科技有限公司 | Steel plate bending machine is used in cold storage plate production |
| CN206215810U (en) * | 2016-12-07 | 2017-06-06 | 重庆市锋盈汽车配件有限公司 | A kind of automatic bending machine of adjustable-angle and bending distance |
-
2018
- 2018-06-22 CN CN201810648293.2A patent/CN108817144B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259889A (en) * | 1997-06-20 | 2000-07-12 | 卢恰诺·加斯帕里尼 | Machine for press-bending metal sheet |
| JP2006224169A (en) * | 2005-02-18 | 2006-08-31 | Denso Corp | Method for manufacturing cylindrical body, and cylindrical body |
| CN205732608U (en) * | 2016-07-20 | 2016-11-30 | 孔兵 | A kind of lower mold of bender |
| CN206046732U (en) * | 2016-08-26 | 2017-03-29 | 山东奥纳尔制冷科技有限公司 | Steel plate bending machine is used in cold storage plate production |
| CN206215810U (en) * | 2016-12-07 | 2017-06-06 | 重庆市锋盈汽车配件有限公司 | A kind of automatic bending machine of adjustable-angle and bending distance |
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| CN108817144A (en) | 2018-11-16 |
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Effective date of registration: 20191025 Address after: 402260 No.9, Zhongxing 4th Road, zone B, Luohuang Industrial Park, Jiangjin District, Chongqing Applicant after: Chongqing Tongyuan Wanjia New Material Technology Co.,Ltd. Address before: 435100 No. 15 Jinyang Road, Luoqiao Street Office, Daye City, Huangshi City, Hubei Province Applicant before: HUBEI LANLV SMART HOME Co.,Ltd. |
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