CN107855384A - A kind of busbar bending tool - Google Patents
A kind of busbar bending tool Download PDFInfo
- Publication number
- CN107855384A CN107855384A CN201711128224.0A CN201711128224A CN107855384A CN 107855384 A CN107855384 A CN 107855384A CN 201711128224 A CN201711128224 A CN 201711128224A CN 107855384 A CN107855384 A CN 107855384A
- Authority
- CN
- China
- Prior art keywords
- drive rod
- locating slot
- short side
- long side
- rotating shaft
- 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.)
- Pending
Links
- 238000005452 bending Methods 0.000 title claims abstract description 31
- 239000000725 suspension Substances 0.000 claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims abstract description 5
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 239000007787 solid Substances 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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of busbar bending tool,Including base,Guide pillar is set on base,Guide pin bushing is set on guide pillar,Guide pin bushing is fixed on guide pillar by clamp system,Mounting bracket is fixed with guide pin bushing,Pilot hole is set in mounting bracket,Suspension rod is set at the top of mounting bracket,Suspension rod is lifted with drive rod by back-moving spring,Back-moving spring makes drive rod have the trend moved up along pilot hole all the time,The drive mechanism that can move down drive rod is provided between mounting bracket and drive rod,Positioning regulating mechanism is additionally provided with drive rod,The lower end of drive rod is provided with mold after stretching out pilot hole,Below mold mould is being set on base,The long side locating slot and short side locating slot of the connection that is mutually perpendicular to cross are provided with the upper surface of lower mould,The depth of long side locating slot is more than the depth of short side locating slot,Orthogonal long side press strip and short side press strip are set in the basal surface of mold.The present invention has the advantages of carrying out bending to the short side of L-shaped busbar fast and stable.
Description
Technical field
The present invention relates to the frock field of solar photovoltaic assembly, and in particular to a kind of busbar bending tool.
Background technology
In solar photovoltaic assembly production industry, solar photovoltaic assembly is typically successively by safety glass, EVA layer, the sun
Five layers of energy cell piece, EVA layer and backboard composition, make them be combined into one by laminating machine.Busbar is in photovoltaic group
Primarily as the circuit connector part for collecting electric current, shape it is usually L-shaped in part, specifically includes and each solar cell string
The long side busbar of interconnecting strip interconnection and the internal electric energy of solar photovoltaic assembly is output to the short side of terminal box confluxed
Bar.In solar photovoltaic assembly manufacturing process, it is necessary to solar battery sheet is first welded into solar cell string with mutual latticing,
Then by multiple solar cell string marshallings, next by the long side of L-shaped busbar and multiple sun in welding template
The interconnecting strip that the end of energy battery strings is stretched out mutually is welded, and then small bar is isolated in insertion on each cell piece.Due to the height of cell piece
Degree is higher than the height of welding template, and after the long side and the interconnecting strip of each solar cell string of L-shaped busbar are mutually welded, L-shaped is converged
The short side of stream bar, which can be tilted just, to be pressed on cell piece edge, after now small bar is isolated in insertion on each cell piece, isolates small bar
The short side of L-shaped busbar can be pressed down against, the cell piece position for easily causing mutually to extrude contact with the short side of L-shaped busbar occurs
It is hidden to split.At present, for avoid cell piece occur during small bar is isolated in insertion it is hidden split, typically before small bar is isolated in insertion, first
The short side of L-shaped busbar is subjected to manual bending, the short side of L-shaped busbar is avoided cell piece edge, such L-shaped busbar
Short side the extruding for isolating small bar is will not be subject during small bar insertion cell piece is isolated, and then effectively protect battery
Piece.But the mode of operation of above-mentioned manual bending L-shaped busbar short side, not only labor strength is big, bending efficiency is low, and
Bending quality depends on worker's working experience, and bending quality is unstable, and L-shaped busbar pole in worker's craft bending process
Easily it is damaged, causes entreprise cost height.
The content of the invention
The energy busbar of bending is carried out to the short side of L-shaped busbar it is an object of the invention to provide a kind of energy fast and stable
Bending tool.
To achieve the above object, present invention employs following technical scheme：A kind of described busbar bending tool, including
Base, guide pillar is vertically arranged with base, is slided on guide pillar and be provided with guide pin bushing, guide pin bushing is fixed on guide pillar by clamp system
On, mounting bracket is fixed with guide pin bushing, pilot hole is vertically arranged with mounting bracket, suspension rod is provided with the top of mounting bracket,
Suspension rod is lifted with the drive rod being slidably arranged in pilot hole by back-moving spring, and back-moving spring makes drive rod all the time there is edge to lead
The trend moved up to hole, upward elastic force that drive rod can be made to overcome back-moving spring is provided between mounting bracket and drive rod and under
The drive mechanism of shifting, the positioning being adjusted to move down stroke to the maximum of drive rod is additionally provided with drive rod and adjusts machine
Structure, the lower end of the drive rod are provided with mold after stretching out pilot hole, under being provided with the base of face below the mold
Mould, one is provided with the upper surface of lower mould to the long side locating slot of embedded L-shaped busbar long side and one and length
Side locating slot, which vertically crosses, to be connected and to the short side locating slot of embedded L-shaped busbar short side, the depth of the long side locating slot
More than the depth of short side locating slot, the basal surface of mold be provided with can just be embedded in long side locating slot long side press strip, with
And short side press strip that is perpendicular with long side press strip and being just embedded in short side locating slot.
Further, foregoing a kind of busbar bending tool, wherein：The structure of positioning regulating mechanism is：In drive rod
Top fixed plate is installed, be vertically arranged with a bolt respectively in the fixed plate at left and right sides of drive rod, every
The screw rod of bolt is threaded in fixed plate upwards, on every bolt also distinguish thread bush equipped with one to
Locking nut bolt being locked in fixed plate.
Further, foregoing a kind of busbar bending tool, wherein：The structure of drive mechanism is：It is living in mounting bracket
The dynamic rotating shaft for being supported with one or so trend, the outer end of rotating shaft is provided with depression bar, a gear is set with rotating shaft, is being driven
The rack of the cooperation that is meshed with gear, when pressing down on depression bar, depression bar are provided with bar in the side wall relative with gear
Can synchronous drive shaft and pinion rotation, drive rod is overcome under the upward elastic force of back-moving spring by rack after pinion rotation
Move, after depression bar is unclamped, drive rod synchronous drive rack under the power effect that upsprings of back-moving spring moves up reset, and rack passes through
Gear synchronous drives rotating shaft and depression bar to rotate and reset.
Further, foregoing a kind of busbar bending tool, wherein：Depression bar and the attachment structure of rotating shaft are：Including：
Insertion rotating shaft that the shaft end of rotating shaft is radially arranged and the mounting hole of voltage supply bar insertion and axially arranged connection mounting hole and outer
The screwed hole and screw thread on boundary are installed on the hold-down bolt in screwed hole, and when inwardly screwing hold-down bolt, hold-down bolt can incite somebody to action
Depression bar in insertion mounting hole is pressed in mounting hole, depression bar is mutually fixed with rotating shaft.
Further, foregoing a kind of busbar bending tool, wherein：The structure of clamp system is：It is provided with guide pin bushing
One opening axially through guide pin bushing, outwards one piece of latch is integrally extended with respectively in the both-side opening edge of opening, two
Block latch is mutually locked by some fishbolts and binding nut, so that guide pin bushing is fixedly clamped on guide pillar.
The implementation of Pass through above-mentioned technical proposal, the beneficial effects of the invention are as follows：It is simple in construction, it is easy to operate, can be quickly steady
Surely bending, bending efficiency high are carried out to the short side of L-shaped busbar.
Brief description of the drawings
Fig. 1 is the structural representation of the short side after the L-shaped busbar bending described in background of invention.
Fig. 2 is a kind of structural representation of busbar bending tool of the present invention.
Fig. 3 is the structural representation in Fig. 2 left view direction.
Fig. 4 be Fig. 2 shown in A-A directions in mold structural representation.
Fig. 5 is the structural representation that mould is played in the B-B directions shown in Fig. 2.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, a kind of described busbar bending tool, including base 1, erected on base 1
Guide pillar 2 directly is provided with, is slided on guide pillar 2 and is provided with guide pin bushing 3, guide pin bushing 3 is fixed on guide pillar 2 by clamp system, in guide pin bushing 3
On be fixed with mounting bracket 4, be vertically arranged with pilot hole in mounting bracket 4, suspension rod 5, suspension rod 5 be provided with the top of mounting bracket 4
The drive rod 7 being slidably arranged in pilot hole is lifted with by back-moving spring 6, back-moving spring 6 makes drive rod 7 all the time there is edge to lead
The trend moved up to hole, the upward elastic force that drive rod 7 can be made to overcome back-moving spring 6 is provided between mounting bracket 4 and drive rod 7
And the drive mechanism moved down, it is additionally provided with drive rod 7 to move down the positioning that stroke is adjusted to the maximum of drive rod 7
Governor motion, the lower end of the drive rod 7 are provided with mold 8 after stretching out pilot hole, the base 1 of face below mold 8
On be provided with lower mould 9, a long side locating slot to embedded L-shaped busbar long side is provided with the upper surface of lower mould 9
10 and crosses vertical with long side locating slot 10 connect and to the short side locating slot 11 of embedded L-shaped busbar short side, institute
The depth for stating long side locating slot 10 is more than the depth of short side locating slot 11, is provided with and can just be embedded in the basal surface of mold 8
The long side press strip 12 of long side locating slot 10 and short side pressure that is perpendicular with long side press strip 12 and being just embedded in short side locating slot
Bar 13；
In the present embodiment, the structure of positioning regulating mechanism is：Fixed plate 14 is installed at the top of drive rod 7, in drive rod 7
A bolt 15, the upward screw thread of screw rod of every bolt 15 are vertically arranged with the fixed plate 14 of the left and right sides respectively
It is connected in fixed plate, also thread bush is solid bolt 15 to be locked at equipped with one respectively on every bolt 15
Locking nut 16 on fixed board 14, it is displaced downwardly to and determines when drive rod 7 overcomes the upward elastic force of back-moving spring 6 by drive mechanism driving
When the nut bottom of position bolt 15 is pressed on downwards the top of mounting bracket 4, drive rod 7 will be unable to continue traveling downwardly, i.e., in drive rod 7
Be not driven mechanism effect and only by back-moving spring 6 upspring power effect original state when, the nut bottom of bolt 15
The distance between top of mounting bracket 4 is exactly that the maximum of drive rod 7 moves down stroke, thus by adjusting the upper and lower of bolt 15
Position, can just stroke be moved down to the maximum for driving bar 7 and be adjusted, governor motion is simple in construction and easy to operate；
In the present embodiment, the structure of drive mechanism is：Expansion bearing has the rotating shaft 17 of one or so trend in mounting bracket 4,
17 outer ends of rotating shaft are provided with depression bar 18, and 17 are set with a gear 19 in rotating shaft, relative with gear 19 on drive rod 7
The rack 20 of the cooperation that is meshed with gear 19 is provided with side wall, when pressing down on depression bar 18, depression bar 18 can synchronously drive
Turn axle 17 and gear 19 rotate, and drive rod 7 is overcome under the upward elastic force of back-moving spring 6 by rack 29 after the rotation of gear 19
Move, after depression bar 18 are unclamped, the synchronous drive rack 20 under the power effect that upsprings of back-moving spring 6 of drive rod 7 moves up reset, tooth
Bar 20 is rotated by the synchronous drive rotating shaft 17 of gear 19 and depression bar 18 to be resetted, and above-mentioned driving mechanism structure is simple, installation operation side
Just；
In the present embodiment, depression bar 18 and the attachment structure of rotating shaft 17 are：Including：In the insertion that the shaft end of rotating shaft 17 is radially arranged
The mounting hole and axially arranged connection mounting hole and the screwed hole and screw thread in the external world that rotating shaft 17 and voltage supply bar 18 insert
The hold-down bolt 21 being installed in screwed hole, when inwardly screwing hold-down bolt 21, hold-down bolt 21 can be by insertion mounting hole
Depression bar 18 be pressed in mounting hole, depression bar 18 is fixed with the phase of rotating shaft 17, above-mentioned attachment structure is simple, dismounting depression bar it is very square
Just；In the present embodiment, the structure of clamp system is：An opening axially through guide pin bushing is provided with guide pin bushing 3, in opening
Both-side opening edge is outwards integrally extended with one piece of latch 22 respectively, two pieces of latch 22 by some fishbolts 23 and
Binding nut is mutually locked, so that guide pin bushing 3 is fixedly clamped on guide pillar 2, above-mentioned clamp system is simple in construction, installation and adjustment side
Just；
The operation principle of the present invention is as follows：
The long side of L-shaped busbar is first embedded in the long side locating slot 10 of lower mould 9 while by under the short side insertion of L-shaped busbar
The short side locating slot 11 of mould 9, so as to complete positioning of the L-shaped busbar in lower mould 9, depression bar 18 is then pressed down on, pressed
Bar 18 is rotated by the synchronous drive gear 19 of rotating shaft 17, and gear 19 drives drive rod 7 to overcome back-moving spring 6 by rack 20 again
Upward elastic force moves down, and then drives the long side press strip 12 on mold 8 to be respectively pressed into corresponding long side with short side press strip 13
Locating slot 10 is with short side locating slot 11, because the depth of long side locating slot 10 is more than the depth of short side locating slot 11, thus working as
The long side press strip 12 and short side press strip 13 of mold 8 are downwardly into corresponding long side locating slot 10 and short side positioning on lower mould 9
During groove 11, long side press strip 12 just coordinates the short side bending and molding of L-shaped busbar with short side press strip 13, then removes and is applied to
Active force on depression bar 18, now the meeting synchronous drive rack 20 under the power effect that upsprings of back-moving spring 6 of drive rod 7, which moves up, answers
Position, rack 20 is rotated by the synchronous drive rotating shaft 17 of gear 19 and depression bar 18 again to be resetted, and by aforesaid operations, that is, is completed to L
The bending operation of the short side of shape busbar.
It is an advantage of the invention that：It is simple in construction, it is easy to operate, the short side of L-shaped busbar can be rolled over fast and stable
It is curved, bending efficiency high.
Claims (5)
- A kind of 1. busbar bending tool, it is characterised in that：Including base, guide pillar is vertically arranged with base, on guide pillar Slip is provided with guide pin bushing, and guide pin bushing is fixed on guide pillar by clamp system, and mounting bracket is fixed with guide pin bushing, is erected in mounting bracket Pilot hole directly is provided with, suspension rod is provided with the top of mounting bracket, suspension rod is lifted with by back-moving spring is slidably arranged in guiding Drive rod in hole, back-moving spring makes drive rod have the trend moved up along pilot hole all the time, between mounting bracket and drive rod The drive mechanism for being provided with the upward elastic force that drive rod can be made to overcome back-moving spring and moving down, be additionally provided with drive rod to Move down the positioning regulating mechanism that stroke is adjusted to the maximum of drive rod, the lower end of the drive rod is installed after stretching out pilot hole Have mold, be provided with lower mould on the base of face below the mold, be provided with the upper surface of lower mould one to The long side locating slot of embedded L-shaped busbar long side and crosses vertical with long side locating slot connect and converged to embedded L-shaped The short side locating slot of bar short side is flowed, the depth of the long side locating slot is more than the depth of short side locating slot, in the bottom table of mold Face, which is provided with, can just be embedded in the long side press strip of long side locating slot and perpendicular with long side press strip and can just be embedded in short side and determine The short side press strip of position groove.
- A kind of 2. busbar bending tool according to claim 1, it is characterised in that：The structure of positioning regulating mechanism is： Fixed plate is installed at the top of drive rod, is vertically arranged with a positioning spiral shell respectively in the fixed plate at left and right sides of drive rod Bolt, the screw rod of every bolt are threaded in fixed plate upwards, and also thread bush is equipped with respectively on every bolt One bolt to be locked to the locking nut in fixed plate.
- A kind of 3. busbar bending tool according to claim 1, it is characterised in that：The structure of drive mechanism is：Pacifying Shelving middle expansion bearing has the rotating shaft of one or so trend, and the outer end of rotating shaft is provided with depression bar, a tooth is set with rotating shaft Wheel, the rack of the cooperation that is meshed with gear is provided with the side wall relative with gear on drive rod, is pressed when pressing down on During bar, depression bar can synchronous drive shaft and pinion rotation, after pinion rotation by rack make drive rod overcome back-moving spring to Upper elasticity moves down, and after depression bar is unclamped, drive rod synchronous drive rack under the power effect that upsprings of back-moving spring moves up reset, Rack drives rotating shaft and depression bar to rotate and reset by gear synchronous.
- A kind of 4. busbar bending tool according to claim 1, it is characterised in that：Depression bar and the attachment structure of rotating shaft For：Including：The mounting hole and axially arranged connection of the insertion rotating shaft being radially arranged in the shaft end of rotating shaft and the insertion of voltage supply bar The screwed hole and screw thread in mounting hole and the external world are installed on the hold-down bolt in screwed hole, when inwardly screwing hold-down bolt, pressure The depression bar inserted in mounting hole can be pressed in mounting hole by tight bolt, depression bar is mutually fixed with rotating shaft.
- A kind of 5. busbar bending tool according to claim 1, it is characterised in that：The structure of clamp system is：Guide pin bushing On be provided with an opening axially through guide pin bushing, be outwards integrally extended with one piece of lock respectively in the both-side opening edge of opening Tight plate, two pieces of latch are mutually locked by some fishbolts and binding nut, so that guide pin bushing is fixedly clamped on guide pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128224.0A CN107855384A (en) | 2017-11-15 | 2017-11-15 | A kind of busbar bending tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128224.0A CN107855384A (en) | 2017-11-15 | 2017-11-15 | A kind of busbar bending tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107855384A true CN107855384A (en) | 2018-03-30 |
Family
ID=61701858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711128224.0A Pending CN107855384A (en) | 2017-11-15 | 2017-11-15 | A kind of busbar bending tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107855384A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108581497A (en) * | 2018-06-22 | 2018-09-28 | 君泰创新（北京）科技有限公司 | The assemble method of welding equipment and solar cell |
| CN108598818A (en) * | 2018-05-14 | 2018-09-28 | 浙江晶科能源有限公司 | L-type convergent belt, photovoltaic module and convergent belt lead apparatus for bending |
| CN110391316A (en) * | 2019-07-23 | 2019-10-29 | 杭州康奋威科技股份有限公司 | A kind of automatic preparation facilities of L-C shape busbar and its busbar preparation method |
| CN111112392A (en) * | 2018-10-31 | 2020-05-08 | 湖南红太阳新能源科技有限公司 | Photovoltaic module terminal box busbar bending device |
| CN112387830A (en) * | 2020-12-04 | 2021-02-23 | 赵允红 | Automatic change bending device |
| CN112642887A (en) * | 2020-12-04 | 2021-04-13 | 赵允红 | Full-automatic plate bending method |
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| CN204353247U (en) * | 2014-11-20 | 2015-05-27 | 上海正泰太阳能科技有限公司 | A kind of busbar bent for shaping device |
| CN204799801U (en) * | 2015-07-16 | 2015-11-25 | 浙江昱辉阳光能源江苏有限公司 | Busbar bending device |
| CN105537333A (en) * | 2015-12-31 | 2016-05-04 | 苏州博阳能源设备有限公司 | Bus bar bending production line |
| CN106142215A (en) * | 2016-08-25 | 2016-11-23 | 江苏创基新能源有限公司 | Isolate the shedding motion of little bar |
| CN206382375U (en) * | 2016-12-08 | 2017-08-08 | 天津瑞贝精密机械技术研发有限公司 | Rod-shaped articles end apparatus for bending |
| CN207642065U (en) * | 2017-11-15 | 2018-07-24 | 江苏创基新能源有限公司 | A kind of busbar bending tool |
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2017
- 2017-11-15 CN CN201711128224.0A patent/CN107855384A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204353247U (en) * | 2014-11-20 | 2015-05-27 | 上海正泰太阳能科技有限公司 | A kind of busbar bent for shaping device |
| CN204799801U (en) * | 2015-07-16 | 2015-11-25 | 浙江昱辉阳光能源江苏有限公司 | Busbar bending device |
| CN105537333A (en) * | 2015-12-31 | 2016-05-04 | 苏州博阳能源设备有限公司 | Bus bar bending production line |
| CN106142215A (en) * | 2016-08-25 | 2016-11-23 | 江苏创基新能源有限公司 | Isolate the shedding motion of little bar |
| CN206382375U (en) * | 2016-12-08 | 2017-08-08 | 天津瑞贝精密机械技术研发有限公司 | Rod-shaped articles end apparatus for bending |
| CN207642065U (en) * | 2017-11-15 | 2018-07-24 | 江苏创基新能源有限公司 | A kind of busbar bending tool |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108598818A (en) * | 2018-05-14 | 2018-09-28 | 浙江晶科能源有限公司 | L-type convergent belt, photovoltaic module and convergent belt lead apparatus for bending |
| CN108581497A (en) * | 2018-06-22 | 2018-09-28 | 君泰创新（北京）科技有限公司 | The assemble method of welding equipment and solar cell |
| CN111112392A (en) * | 2018-10-31 | 2020-05-08 | 湖南红太阳新能源科技有限公司 | Photovoltaic module terminal box busbar bending device |
| CN111112392B (en) * | 2018-10-31 | 2022-05-24 | 湖南红太阳新能源科技有限公司 | Photovoltaic module terminal box busbar bending device |
| CN110391316A (en) * | 2019-07-23 | 2019-10-29 | 杭州康奋威科技股份有限公司 | A kind of automatic preparation facilities of L-C shape busbar and its busbar preparation method |
| CN112387830A (en) * | 2020-12-04 | 2021-02-23 | 赵允红 | Automatic change bending device |
| CN112642887A (en) * | 2020-12-04 | 2021-04-13 | 赵允红 | Full-automatic plate bending method |
| CN112387830B (en) * | 2020-12-04 | 2022-06-24 | 广东力锋五金制品有限公司 | Automatic change bending device |
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