CN115148851B - Self-cleaning back welding strip positioning module - Google Patents
Self-cleaning back welding strip positioning module Download PDFInfo
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- CN115148851B CN115148851B CN202210774841.2A CN202210774841A CN115148851B CN 115148851 B CN115148851 B CN 115148851B CN 202210774841 A CN202210774841 A CN 202210774841A CN 115148851 B CN115148851 B CN 115148851B
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- die holder
- push rod
- lower die
- positioning module
- driving unit
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- 238000003466 welding Methods 0.000 title claims abstract description 40
- 238000004140 cleaning Methods 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 229910000679 solder Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 239000011521 glass Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
- H01L31/188—Apparatus specially adapted for automatic interconnection of solar cells in a module
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/68—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for positioning, orientation or alignment
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electromagnetism (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of single-double-glass photovoltaic module production equipment, and provides a self-cleaning back welding strip positioning module which comprises an upper die holder, a lower die holder, a floating thimble and a lower die holder driving unit, wherein one end of the lower die holder is in rotary fit with the upper die holder through a rotary shaft, the other end of the lower die holder can rotate around the rotary shaft under the action of the lower die holder driving unit, and the floating thimble is arranged on the lower die holder and is characterized in that: the movable shaft at the upper part of the floating thimble is provided with a first perforation penetrating along the axial direction, the inside of the first perforation is provided with a mandril, the opening at the upper part of the first perforation is encapsulated by a top cover, and the center of a cover plate of the top cover is provided with a concave part; the positioning module further comprises a push rod driving unit, the push rod driving unit drives the push rod to push upwards, and the concave part of the top cover arches outwards under the action of the push rod. The invention overcomes the defects of the prior art, has reasonable design and good cleaning effect, and solves the technical problems that the grooves at the end parts of the movable shafts of the floating ejector pins have welding falling objects and impurity accumulation, and the welding quality is affected.
Description
Technical Field
The invention relates to the technical field of single-double-glass photovoltaic module production equipment, in particular to series welding equipment for solar cells, and particularly relates to a self-cleaning back welding strip positioning module.
Background
In the production process of the single-double-glass photovoltaic module, series welding operation of solar cells is involved, and in the process, the positioning module upwards lifts the welding strip in the groove through the ejector pin so as to realize effective contact between the welding strip and the solar cells, and welding quality is ensured. The existing positioning module is provided with a floating thimble, and the welding strip is jacked up through the floating thimble, so that the welding strip is effectively attached to the solar cell.
The floating thimble comprises a movable shaft, a spring and a fixed sleeve, wherein the movable shaft and the spring are arranged on the fixed sleeve, and under the action of the spring, the end part of the movable shaft extends out of the fixed sleeve and is used for jacking up the welding strip. The end of the movable shaft is provided with a groove, the side wall of the groove is an annular contact part, and the annular contact part can be in two-point contact with the welding strip, so that the welding strip and a welding site connected in series with the solar cell are effectively attached. However, after the series welding equipment runs for a long time, welding falling objects and impurities are accumulated in the groove, so that the contact effect of the annular contact part and the welding strip is affected, and the welding quality is further affected.
Therefore, we propose a self-cleaning back side solder strip positioning module.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a self-cleaning back welding strip positioning module, which overcomes the defects of the prior art, has reasonable design and good cleaning effect, and solves the technical problems that welding falling objects and impurities are accumulated in a groove at the end part of a movable shaft of a floating thimble to influence welding quality.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a self-cleaning back welds area positioning module, includes upper die base, die holder, floating thimble and die holder drive unit, the one end of die holder passes through pivot and upper die base normal running fit, the other end can be under the effect of die holder drive unit, revolute the rotation of axle, floating thimble install in die holder, its characterized in that:
the movable shaft at the upper part of the floating thimble is provided with a first perforation penetrating along the axial direction, a mandril is arranged in the first perforation, an opening at the upper part is encapsulated by a top cover, and a concave part is formed at the center of a cover plate of the top cover;
the positioning module further comprises a push rod driving unit, the push rod driving unit drives the push rod to push upwards, and the concave part of the top cover arches outwards under the action of the push rod.
Further, the floating thimble includes loose axle, first spring, fixed cover, chock plug, ejector pin, top cap and second spring, fixed cover is installed on the die holder, chock plug, first spring, loose axle are installed in fixed cover from bottom to top, the both ends of first spring are supported and are leaned on chock plug and loose axle, the step hole that first perforation was, the ejector pin is equipped with the limit flange with first fenestrate step face complex, the chock plug is equipped with the second perforation coaxial with first perforation.
Further, the lower die holder driving unit comprises a first cylinder.
Further, the ejector rod driving unit comprises a fixed ejector pin, a second air cylinder and two mounting plates, wherein the two mounting plates are arranged in parallel from top to bottom and are matched with each other through guide posts in a guiding mode, the fixed ejector pin is mounted on the mounting plates at the lower side and corresponds to the ejector rods one by one, a piston rod of the second air cylinder is connected with the mounting plates at the lower side, and the fixed ejector pin stretches into the second perforation and pushes the ejector rods upwards under the driving of the second air cylinder.
Furthermore, one end of the main body of the upper die holder extends downwards to form a connecting part, the other end of the main body of the upper die holder is provided with a guide groove with a downward opening, one end of the lower die holder is in running fit with the connecting part through a rotating shaft, and the other end of the lower die holder can be accommodated in the guide groove after rotating around the rotating shaft under the action of the lower die holder driving unit.
Furthermore, the lower die holder is provided with a mounting groove extending along the length direction, an adjusting seat is detachably arranged in the mounting groove, vertically arranged mounting holes are distributed in the adjusting seat, and the floating ejector pins are arranged in the mounting holes;
the upper die plate is detachably arranged on the main body of the upper die base and is provided with a groove matched with the welding strip and a kidney-shaped hole matched with the thimble.
(III) beneficial effects
The invention provides a self-cleaning back welding strip positioning module, which has the following beneficial effects: a top cover is arranged at the end part of the movable shaft of the floating thimble, a top rod is arranged in the top cover, a concave part is formed on the top cover, and the annular part of the top cover, which is positioned at the periphery of the concave part, can realize two-point contact with the welding strip, so that the welding strip and a welding site connected in series with the solar cell are effectively attached; meanwhile, the concave part can outwards arch under the action of the ejector rod and the ejector rod driving unit, so that welding falling objects and impurities are separated from the concave part; in addition, because the die holder of positioning module rotates with the upper die holder to be connected, and the die holder breaks away from the effect of die holder drive unit, and it can be down overturned under the effect of dead weight, and the die holder is whole and install the floating thimble of die holder and be the incline condition promptly, further makes welding junk, impurity break away from the depressed part, and then effectively ensures welding quality.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a positioning module according to the present invention;
FIG. 2 is a schematic top view of the upper plate of the present invention;
FIG. 3 is a schematic top view of an upper die holder of the present invention;
FIG. 4 is a schematic view of a positioning module according to the present invention;
FIG. 5 is a schematic view of the structure of FIG. 4 with a partial enlargement at A;
FIG. 6 is a schematic cross-sectional view of a floating ejector pin of the present invention;
fig. 7 is a schematic diagram of the structure of fig. 6 at B with a partial enlargement.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, a self-cleaning back welding strip positioning module comprises an upper die holder 1, a lower die holder 3, a floating thimble and a lower die holder driving unit, wherein one end of a main body 11 of the upper die holder 1 extends downwards to form a connecting part 12, the other end extends downwards to form a guiding part 13, the guiding part 13 is provided with a guiding groove with a downward opening, one end of the lower die holder 3 is in running fit with the connecting part 12 through a rotating shaft 5, the other end of the lower die holder 3 can be accommodated in the guiding groove after rotating around the rotating shaft under the action of the lower die holder driving unit, and the lower die holder driving unit comprises a first cylinder 6;
the floating thimble comprises a movable shaft 72, a first spring 73, a fixed sleeve 71, a plug 74, a mandril 75, a top cover 76, a top cover and a second spring, wherein the fixed sleeve 71 is arranged on a lower die holder 3, the plug 74, the first spring 73 and the movable shaft 72 are arranged on the fixed sleeve 71 from bottom to top, two ends of the first spring 73 abut against the plug 74 and the movable shaft 72, the movable shaft 72 at the upper part of the floating thimble is provided with a first through hole 721 penetrating along the axial direction, the first through hole 721 is a step hole, the mandril 75 is arranged inside the first through hole 721, the upper opening is sealed by the top cover, the mandril 75 is provided with a first limit flange 751 matched with the step surface 722 of the first through hole 721, the plug 74 is provided with a second through hole coaxial with the first through hole 721, the top cover comprises a cover plate sealing the upper end opening of the first through hole 721 and a sleeve joint part 761 surrounding the periphery of the cover plate, the center of the cover plate is provided with a concave part, and the sleeve joint part 761 is sleeved outside the movable shaft 72 and is connected with the shaft 72 through a radially arranged bolt; in the drawing, 732 is a chamfer surface to avoid interference between the sidewall of the first through hole 721 and the recess 762,
the positioning module further comprises a push rod driving unit, the push rod driving unit drives the push rod 75 to push upwards, the concave part 762 of the top cover 76 is outwards arched under the action of the push rod 75, the push rod driving unit comprises a fixed push rod 9, a second air cylinder 10 and two mounting plates 8, the two mounting plates 8 are arranged in parallel from top to bottom and are matched through guide posts in a guiding mode, the fixed push rod 9 is mounted on the mounting plates 8 on the lower side and corresponds to the push rod 75 one by one, the upper end of the fixed push rod 9 penetrates through the mounting plates 8 on the upper side, a piston rod of the second air cylinder 10 is connected with the mounting plates 8 on the lower side, and the fixed push rod 9 stretches into the second through hole and pushes the push rod 75 upwards under the driving of the second air cylinder 10.
In this embodiment, a first through hole 721 of the movable shaft 72 is located above the step surface, and a first limit nut 77 and a second spring 78 are installed from top to bottom, the first limit nut 77 is in threaded connection with the first through hole 721, the second spring 78 is sleeved outside the ejector rod 75, and two ends of the second spring are abutted against the first limit nut 77 and the first limit flange 751. In a state where the jack driving unit is not activated, the jack is retracted downward by the second spring, and the recess 762 is prevented from being continuously arched.
In this embodiment, the lower die holder 3 is provided with a mounting groove extending along the length direction, an adjusting seat 4 is detachably mounted in the mounting groove, vertically arranged mounting holes are distributed in the adjusting seat 4, the floating thimble is mounted in the mounting hole, and a third through hole 42 opposite to and communicated with the second through hole of the plug is formed in the bottom of the mounting groove of the lower die holder 3; the main body 11 of the upper die holder 1 is detachably provided with an upper die plate 2 (in the figure, 21 is an upper die plate mounting hole, 114 is an upper die holder mounting hole, the upper die plate mounting hole is opposite to the upper die holder mounting hole and is matched with the bolt), the upper die plate 2 is provided with an upper die plate groove 22 matched with a welding strip and a kidney-shaped hole 23 matched with a thimble, and the upper die plate groove 22 is communicated with the kidney-shaped hole 23. The upper die holder is provided with an upper die holder groove 113, the upper die holder groove 113 is communicated with the upper die plate groove 22 and is used for guiding the welding belt, and a reinforcing rib 112 can be arranged in an opening 111 (for the movable shaft 72 of the floating thimble to pass through and for replacing the adjusting seat 4) of the upper die holder to improve the strength.
The detachable adjusting seat 4 is arranged, so that the position of the floating thimble is convenient to adjust, the positioning module is not required to be replaced integrally, and the cost is effectively reduced; the floating thimble is vertically arranged in the mounting hole of the adjusting seat 4, when the mounting position of the floating thimble is adjusted, the floating thimble falls in the mounting hole under the action of dead weight, no displacement can occur, the heights of the floating thimbles are consistent, the attaching effect of the welding strip and the solar cell is ensured, and then the welding quality is ensured. The upper end detachably of mounting hole installs second spacer nut, stretch into the mounting hole after the fixed cover 71 of thimble lower part passes second spacer nut, the fixed cover 71 is located the below position of second spacer nut and is equipped with the second spacer flange and overlaps and be equipped with the third spring, the both ends of third spring are supported and lean on second spacer nut and second spacer flange, under the effect of third spring, the bottom surface of mounting hole can be supported all the time to fixed cover 71 for the high unanimity of each floating thimble, the laminating effect of welding area and solar cell piece is ensured, and then welding quality is ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a self-cleaning back welds area positioning module, includes upper die base, die holder, floating thimble and die holder drive unit, the one end of die holder passes through pivot and upper die base normal running fit, the other end can be under the effect of die holder drive unit, revolute the rotation of axle, floating thimble install in die holder, its characterized in that:
the movable shaft at the upper part of the floating thimble is provided with a first perforation penetrating along the axial direction, a mandril is arranged in the first perforation, an opening at the upper part is encapsulated by a top cover, and a concave part is formed at the center of a cover plate of the top cover;
the positioning module further comprises a push rod driving unit, the push rod driving unit drives the push rod to push upwards, and the concave part of the top cover is outwards arched under the action of the push rod;
the floating thimble comprises a movable shaft, a first spring, a fixed sleeve, a plug, a push rod, a top cover and a second spring, wherein the fixed sleeve is arranged on a lower die holder, the plug, the first spring and the movable shaft are arranged on the fixed sleeve from bottom to top, two ends of the first spring are abutted to the plug and the movable shaft, the first perforation is a stepped hole, the push rod is provided with a limit flange matched with the stepped surface of the first perforation, and the plug is provided with a second perforation coaxial with the first perforation.
2. The self-cleaning back side solder strip positioning module set forth in claim 1, wherein: the lower die holder driving unit comprises a first air cylinder.
3. The self-cleaning back side solder strip positioning module set forth in claim 2, wherein: the ejector rod driving unit comprises a fixed ejector pin, a second air cylinder and two mounting plates, wherein the two mounting plates are arranged in parallel from top to bottom and are matched with each other through guide posts in a guiding mode, the fixed ejector pin is mounted on the mounting plates on the lower side and corresponds to the ejector rods one by one, a piston rod of the second air cylinder is connected with the mounting plates on the lower side, and the fixed ejector pin stretches into the second through hole and pushes the ejector rods upwards under the driving of the second air cylinder.
4. A self-cleaning back side strap positioning module according to claim 3, wherein: one end of the main body of the upper die holder extends downwards to form a connecting part, the other end of the main body of the upper die holder is provided with a guide groove with a downward opening, one end of the lower die holder is in running fit with the connecting part through a rotating shaft, and the other end of the lower die holder can be accommodated in the guide groove after rotating around the rotating shaft under the action of the lower die holder driving unit.
5. The self-cleaning back side solder strip positioning module set forth in claim 4, wherein: the lower die holder is provided with a mounting groove extending along the length direction, an adjusting seat is detachably mounted in the mounting groove, vertically arranged mounting holes are distributed in the adjusting seat, and the floating thimble is mounted in the mounting holes;
the upper die plate is detachably arranged on the main body of the upper die base and is provided with a groove matched with the welding strip and a kidney-shaped hole matched with the thimble.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210774841.2A CN115148851B (en) | 2022-07-01 | 2022-07-01 | Self-cleaning back welding strip positioning module |
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CN202210774841.2A CN115148851B (en) | 2022-07-01 | 2022-07-01 | Self-cleaning back welding strip positioning module |
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CN115148851A CN115148851A (en) | 2022-10-04 |
CN115148851B true CN115148851B (en) | 2023-05-26 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001025871A (en) * | 1999-07-09 | 2001-01-30 | Mitsubishi Heavy Ind Ltd | Method for cleaning welding torch nozzle |
JP2005353836A (en) * | 2004-06-10 | 2005-12-22 | Kyocera Corp | Solar cell element and solar cell module using the same |
CN202058776U (en) * | 2011-04-12 | 2011-11-30 | 江苏润达光伏科技有限公司 | Adjustable welding strip guide pillar |
WO2022041515A1 (en) * | 2020-08-31 | 2022-03-03 | 泰州隆基乐叶光伏科技有限公司 | Manufacturing method and manufacturing apparatus for interconnection member |
CN216421365U (en) * | 2021-12-13 | 2022-05-03 | 晋能光伏技术有限责任公司 | Improve module thimble and module thimble subassembly of calf stringer back rosin joint |
CN216818555U (en) * | 2022-02-24 | 2022-06-24 | 楚能新能源股份有限公司 | Self-positioning battery module of conductive bar |
-
2022
- 2022-07-01 CN CN202210774841.2A patent/CN115148851B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001025871A (en) * | 1999-07-09 | 2001-01-30 | Mitsubishi Heavy Ind Ltd | Method for cleaning welding torch nozzle |
JP2005353836A (en) * | 2004-06-10 | 2005-12-22 | Kyocera Corp | Solar cell element and solar cell module using the same |
CN202058776U (en) * | 2011-04-12 | 2011-11-30 | 江苏润达光伏科技有限公司 | Adjustable welding strip guide pillar |
WO2022041515A1 (en) * | 2020-08-31 | 2022-03-03 | 泰州隆基乐叶光伏科技有限公司 | Manufacturing method and manufacturing apparatus for interconnection member |
CN216421365U (en) * | 2021-12-13 | 2022-05-03 | 晋能光伏技术有限责任公司 | Improve module thimble and module thimble subassembly of calf stringer back rosin joint |
CN216818555U (en) * | 2022-02-24 | 2022-06-24 | 楚能新能源股份有限公司 | Self-positioning battery module of conductive bar |
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