CN115647627A - Flexible feeding device for welding bipolar plate of hydrogen fuel cell - Google Patents
Flexible feeding device for welding bipolar plate of hydrogen fuel cell Download PDFInfo
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- CN115647627A CN115647627A CN202211670712.5A CN202211670712A CN115647627A CN 115647627 A CN115647627 A CN 115647627A CN 202211670712 A CN202211670712 A CN 202211670712A CN 115647627 A CN115647627 A CN 115647627A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The invention discloses a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell, which relates to the technical field of welding of the bipolar plate, wherein an attaching seat and a bearing seat can press, attach and die-cut a first colloid and a second colloid, so that part of the structure of the first colloid is separated from the first colloid, and part of the structure of the first colloid is a first rectangular colloid; so that part of the structure of the second colloid is separated from the second colloid, and part of the structure of the second colloid is a second rectangular colloid; the laser head can perform laser welding on the first pole plate and the second pole plate between the first rectangular colloid and the second rectangular colloid, in addition, the first pole plate and the second pole plate can be positioned quickly by adopting the first colloid and the second colloid, the occupied area is small, the adaptability is strong, and the laser head can adapt to the first pole plate and the second pole plate in different shapes and sizes; in addition, the recycling of the first colloid and the second colloid waste is convenient.
Description
Technical Field
The invention relates to the technical field of bipolar plate welding, in particular to a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell.
Background
In carrying out welding process to hydrogen fuel cell bipolar plate, including using lower positioning seat to fix a position the bottom plate, then utilize the positioning seat to fix a position the top plate, later will go up the positioning seat again and carry out the gomphosis with lower positioning seat, recycle the welding head at last and weld top plate and bottom plate, wherein, it is comparatively loaded down with trivial details to the location of top plate and bottom plate, and, in welding process, need use a large amount of positioning seats and bottom plate, take up an area of big, it is loaded down with trivial details to install and dismantle, in addition, when the size of top plate and the size of bottom plate change, still need customize new positioning seat and bottom plate.
Therefore, it is necessary to provide a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell to solve the above problems in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a flexible feeding device for welding of a hydrogen fuel cell bipolar plate comprises a first feeding coil, a first collecting coil, a second feeding coil, a second collecting coil, a first mechanical claw, a second mechanical claw, an attaching seat, a bearing seat and a laser head, wherein the first feeding coil is used for feeding a first colloid, the other end of the first colloid is collected by the first collecting coil, the first mechanical claw can position a first polar plate above the first colloid, the second feeding coil is used for feeding a second colloid, the other end of the second colloid is collected by the second collecting coil, and the second mechanical claw can position a second polar plate below the second colloid;
the bearing seat is positioned below the first colloid, the attaching seat is positioned above the second colloid, the attaching seat is positioned right above the bearing seat, and the second colloid is positioned above the first colloid;
the attaching seat and the bearing seat can press, attach and die-cut the first colloid and the second colloid, so that part of the structure of the first colloid is separated from the first colloid, and part of the structure of the first colloid is a first rectangular colloid; so that part of the structure of the second colloid is separated from the second colloid, and part of the structure of the second colloid is a second rectangular colloid;
the laser head can carry out laser welding to first polar plate and second polar plate between first rectangle colloid and the second rectangle colloid.
Further, preferably, the upper surface of the bearing seat is a plane, the bottom of the bearing seat is driven by the first telescopic rod, and the top of the attaching seat is driven by the second telescopic rod.
Preferably, the telescopic rod further comprises a bearing groove, a rotating disc and a driving mechanism, wherein the rotating disc can rotate around the axis of the rotating disc and is driven by the driving mechanism, five bearing grooves which are circumferentially distributed are fixed on the rotating disc, and a through groove is formed in the bottom of each bearing groove so that the output end of the first telescopic rod can penetrate through the through groove;
the laser head can carry out three-dimensional space and remove, and is configured into four, is first laser head, second laser head, third laser head and the fourth laser head that circumference distributes respectively.
Preferably, the first glue supplied from the first supply roll passes through the first guide roll, the first driving roll group, the second driving roll group and the third guide roll in sequence, and is wound by the first winding roll.
Preferably, the second colloid supplied from the second supply roll passes through the second guide roll, the third driving roll group, the fourth driving roll group and the fourth guide roll in sequence, and is collected by the second collection roll.
Further, preferably, the glue winding device further comprises a first baffle and a second baffle, wherein both the first baffle and the second baffle can slide, and the sliding direction is perpendicular to the winding direction of the first glue body; the overlapped part of the first colloid and the second colloid is positioned between the first baffle and the second baffle, the first baffle is provided with a first pressure sensor, the second baffle is provided with a second pressure sensor, the first baffle can be abutted against the first polar plate, and the second baffle can be abutted against the second polar plate.
Further, as a preferred option, the attaching base includes a base body, an adhesion frame, a cutting frame and a pressing protrusion, wherein the adhesion frame is fixed on the lower surface of the base body, the adhesion frame is located on the inner side of the cutting frame, the pressing protrusion is located on the inner side of the adhesion frame, and the pressing protrusion corresponds to the through groove portion of the first electrode plate and the second electrode plate.
Further, as the optimization, the pressing protrusion is electric heating iron, and the second colloid has thermal shrinkage.
Further, preferably, the second driving roller group includes two second elastic adhesion rollers disposed vertically symmetrically, and the second elastic adhesion roller located above is also in contact with the first adhesion roller.
Further, preferably, the fourth driving roller set includes two fourth elastic adhesion rollers disposed in an up-down symmetrical manner, and the fourth elastic adhesion roller located below is also in contact with the second adhesion roller.
Compared with the prior art, the invention provides a flexible feeding device for welding of bipolar plates of a hydrogen fuel cell, which has the following beneficial effects:
in the embodiment of the invention, a plurality of laser heads are configured and can be respectively responsible for respective welding areas, so that the welding speed is improved, and the first polar plate and the second polar plate can be quickly positioned by adopting the first colloid and the second colloid, the occupied area is small, the adaptability is strong, and the first polar plate and the second polar plate which are different in shape and size can be adapted; in addition, the recycling of the first colloid and the second colloid waste is convenient.
Drawings
FIG. 1 is a schematic structural view of a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell;
FIG. 2 is a schematic diagram of flexible feeding of a first plate in a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell;
FIG. 3 is a schematic diagram of flexible feeding of a second plate in a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell;
FIG. 4 is a schematic structural view of an attachment seat in a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell;
in the figure: 1. a first supply roll; 2. a first guide roller; 3. a first drive roller set; 4. a second drive roller set; 5. a first gripper; 6. a bearing seat; 7. a second supply roll; 8. a second guide roller; 9. a third drive roller set; 10. a fourth drive roller set; 11. a second gripper; 12. an attaching base; 13. a first telescopic rod; 14. a second telescopic rod; 15. a third guide roller; 16. a first material collecting roll; 17. a fourth guide roller; 18. a second material collecting roll; 19. a bearing groove; 20. a turntable; 21. a drive mechanism; 22. a laser head; 23. a first adhesion roller; 24. a second adhesion roller; 25. a first baffle; 26. a second baffle; 121. a base body; 122. adhering the frame; 123. cutting off the frame; 124. and pressing the protrusion.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, a flexible feeding device for welding a bipolar plate of a hydrogen fuel cell includes a first material supply roll 1, a first material collection roll 16, a second material supply roll 7, a second material collection roll 18, a first gripper 5, a second gripper 11, an attachment seat 12, a bearing seat 6, and a laser head 22, where the first material supply roll 1 is used to supply a first glue, the other end of the first glue is wound by the first material collection roll 16, the first gripper 5 is capable of positioning a first polar plate above the first glue, the second material supply roll 7 is used to supply a second glue, the other end of the second glue is wound by the second material collection roll 18, and the second gripper 11 is capable of positioning a second polar plate below the second glue;
the bearing seat 6 is positioned below the first colloid, the attaching seat 12 is positioned above the second colloid, the attaching seat 12 is positioned right above the bearing seat 6, and the second colloid is positioned above the first colloid;
the attaching seat 12 and the bearing seat 6 can press, attach and die-cut the first colloid and the second colloid, so that a partial structure of the first colloid is separated from the first colloid, and the partial structure of the first colloid is a first rectangular colloid; so that part of the structure of the second colloid is separated from the second colloid, and part of the structure of the second colloid is a second rectangular colloid;
the laser head 22 can perform laser welding on the first pole plate and the second pole plate between the first rectangular colloid and the second rectangular colloid.
The first gripper 5 can be a parallel gripper, and can grab the first pole plate and position the first pole plate above the first colloid;
the second gripper 11 may be a multi-degree-of-freedom gripper, and is capable of gripping the second pole plate and positioning and placing the second pole plate below the second colloid;
wherein, the positioning placement is centered parallel placement;
namely, the length direction of the first polar plate is parallel to the length direction of the first colloid, the width direction of the first polar plate is parallel to the width direction of the first colloid, and the first polar plate is placed on the first colloid in the middle;
similarly, the length direction of the second polar plate is parallel to the length direction of the second colloid, the width direction of the second polar plate is parallel to the width direction of the second colloid, and the second polar plate is placed on the second colloid in the middle;
the laser welding is directly carried out above the second pole plate, the laser welding can enable the second pole plate to be in micro-melting with the contact position of the first pole plate and fixed with the second pole plate, at the moment, the part of the second colloid can be melted at high temperature, and finally the glue removing treatment is carried out during welding.
In addition, the attaching seat 12 and the bearing seat 6 can press, attach and die-cut the first colloid and the second colloid, so that partial structure of the first colloid is separated from the first colloid, partial structure of the first colloid is a first rectangular colloid, and the first colloid can keep continuity after the first rectangular colloid is separated from the first colloid, thereby enabling the first colloid to be rolled more smoothly;
similarly, the attaching seat 12 and the bearing seat 6 can press, attach and die-cut the first colloid and the second colloid, so that a partial structure of the second colloid is separated from the second colloid, the partial structure of the second colloid is a second rectangular colloid, and after the second rectangular colloid is separated from the second colloid, the second colloid can keep continuity, so that the second colloid can be wound more smoothly;
for the mode that adopts the positioning seat to advance line location among the prior art, in this embodiment, adopt first colloid and second colloid to advance line location to first polar plate and second polar plate, can realize going on fast of location to take up an area of for a short time, strong adaptability is comparatively convenient to the recovery of waste material.
In this embodiment, the upper surface of the carrying seat 6 is a plane, the bottom of the carrying seat 6 is driven by the first telescopic rod 13, and the top of the attaching seat 12 is driven by the second telescopic rod 14.
Specifically, as shown in fig. 4, the attaching base 12 includes a base 121, an adhering frame 122, a cutting frame 123, and a pressing protrusion 124, wherein the adhering frame 122 is fixed on the lower surface of the base 121 and located inside the cutting frame 123, the pressing protrusion 124 is located inside the adhering frame 122, and the pressing protrusion 124 corresponds to the through groove portions of the first electrode plate and the second electrode plate.
The pressing protrusion 124 is made of electric heating iron, and the second colloid has thermal shrinkage.
It should be explained that the number, shape and position of the pressing protrusions 124 are customized according to the depth of the first polar plate and the second polar plate, the first polar plate and the second polar plate are both provided with a plurality of through grooves, wherein the first polar plate is provided with a plurality of first through grooves, the second polar plate is provided with a plurality of second through grooves, and the second colloid can pass through the second through grooves and the first through grooves to be attached to the first colloid through the pressing protrusions, so that the positioning and locking of the first polar plate and the second polar plate are realized;
moreover, the adhesive frame 122 can directly attach the first colloid and the second colloid around the first polar plate and the second polar plate, so as to realize positioning and locking around the first polar plate and the second polar plate;
the cutting frame 123 can cut the first colloid and the second colloid;
in addition, it can be the electro-thermal iron structure to compress tightly protruding 124, promptly to its steerable surface temperature of circular telegram, and simultaneously, the second colloid has pyrocondensation nature again, thereby make when compressing tightly protruding to the second colloid heating back, the second colloid of heated part carries out the microcontraction this moment, later compress tightly protruding second colloid that will correspond and compress tightly on first colloid, the colloid of microcontraction part is then stretched all around, and then become more slim, it corresponds the welding route to actually compress tightly protruding all around, it is corresponding to the welding route also to become more slim second colloid part, so then be more favorable to welding and follow-up going on of degumming procedure.
In this embodiment, as shown in fig. 2, the present invention further includes a bearing groove 19, a rotating disc 20 and a driving mechanism 21, wherein the rotating disc 20 can rotate around its own axis and is driven by the driving mechanism 21, five bearing grooves 19 distributed circumferentially are fixed on the rotating disc 20, and a through groove is opened at the bottom of the bearing groove 19, so that the output end of the first telescopic rod 13 passes through the through groove;
the laser head 22 can move in a three-dimensional space, is configured to be four, and is a first laser head, a second laser head, a third laser head and a fourth laser head which are circumferentially distributed.
First laser head, second laser head, third laser head and fourth laser head can be responsible for different welding zone respectively to promote welding speed.
In this embodiment, the first glue supplied from the first supply roll 1 passes through the first guide roll 2, the first drive roll group 3, the second drive roll group 4, and the third guide roll 15 in sequence, and is wound by the first receiving roll 16.
The first guide roller 2 is used for guiding a first colloid, the first driving roller group 3 and the second driving roller group 4 are both used for driving and guiding the first colloid, and the first driving roller group 3 and the second driving roller group 4 are positioned on the same horizontal plane, so that the first colloid between the first driving roller group 3 and the second driving roller group 4 can be kept horizontal;
in addition, the third guide roller 15 also serves to guide the first colloid.
In this embodiment, the second glue supplied from the second glue supply roll 7 passes through the second guide roll 8, the third drive roll group 9, the fourth drive roll group 10 and the fourth guide roll 17 in sequence, and is wound by the second glue winding roll 18.
The second guide roller 8 is used for guiding the second colloid, the third driving roller group 9 and the fourth driving roller group 10 are both used for driving and guiding the second colloid, and the third driving roller group 9 and the fourth driving roller group 10 are positioned on the same horizontal plane, so that the second colloid between the third driving roller group 9 and the fourth driving roller group 10 can be kept horizontal;
in addition, the fourth guide roller 17 also serves to guide the second colloid.
As a preferred embodiment, the glue winding device further comprises a first baffle 25 and a second baffle 26, wherein both the first baffle 25 and the second baffle 26 can slide, and the sliding direction is perpendicular to the winding direction of the first glue body; the overlapped part of the first colloid and the second colloid is positioned between the first baffle 25 and the second baffle 26, the first baffle 25 is provided with a first pressure sensor, the second baffle 26 is provided with a second pressure sensor, the first baffle 25 can be abutted against the first polar plate, and the second baffle 26 can be abutted against the second polar plate.
When the pressure detected by the first pressure sensor reaches a first threshold value, the first colloid stops moving; when the pressure detected by the second pressure sensor reaches a second threshold value, the second colloid stops moving; the first threshold is equal to the second threshold.
In a preferred embodiment, the second driving roller group 4 includes two second elastic adhesion rollers symmetrically arranged up and down, and the second elastic adhesion roller positioned above is also in contact with the first adhesion roller 23.
The first adhesion roller 23 can adhere dust particles on the second elastic adhesion roller, and the second elastic adhesion roller can adhere dust particles on the first plate.
In a preferred embodiment, the fourth driving roller group 10 includes two fourth elastic adhesion rollers disposed symmetrically up and down, and the lower fourth elastic adhesion roller is further in contact with the second adhesion roller 24.
The second adhesion roller 24 can adhere dust particles on the fourth elastic adhesion roller, and the fourth elastic adhesion roller can adhere dust particles on the second pole plate.
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 are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. The utility model provides a flexible loading attachment of hydrogen fuel cell bipolar plate welding which characterized in that: the glue feeding device comprises a first glue feeding roll (1), a first material collecting roll (16), a second material feeding roll (7), a second material collecting roll (18), a first mechanical claw (5), a second mechanical claw (11), an attaching seat (12), a bearing seat (6) and a laser head (22), wherein the first glue feeding roll (1) is used for feeding first glue, the other end of the first glue is collected by the first material collecting roll (16), the first mechanical claw (5) can position a first pole plate above the first glue, the second glue feeding roll (7) is used for feeding second glue, the other end of the second glue is collected by the second material collecting roll (18), and the second mechanical claw (11) can position a second pole plate below the second glue;
the bearing seat (6) is positioned below the first colloid, the attaching seat (12) is positioned above the second colloid, the attaching seat (12) is positioned right above the bearing seat (6), and the second colloid is positioned above the first colloid;
the attaching seat (12) and the bearing seat (6) can press, attach and die-cut the first colloid and the second colloid, so that part of the structure of the first colloid is separated from the first colloid, and part of the structure of the first colloid is a first rectangular colloid; so that part of the structure of the second colloid is separated from the second colloid, and part of the structure of the second colloid is a second rectangular colloid;
the laser head (22) can perform laser welding on a first polar plate and a second polar plate between the first rectangular colloid and the second rectangular colloid;
the attaching seat (12) comprises a seat body (121), an adhesion frame (122), a cutting frame (123) and a pressing protrusion (124), wherein the adhesion frame (122) is fixed on the lower surface of the seat body (121), the adhesion frame (122) is positioned on the inner side of the cutting frame (123), the pressing protrusion (124) is positioned on the inner side of the adhesion frame (122), and the pressing protrusion (124) corresponds to the through groove parts of the first electrode plate and the second electrode plate;
the pressing protrusions (124) are electric heating irons, and the second colloid has thermal shrinkage.
2. The flexible feeding device for welding the bipolar plate of the hydrogen fuel cell as claimed in claim 1, wherein: the upper surface of the bearing seat (6) is a plane, the bottom of the bearing seat (6) is driven by a first telescopic rod (13), and the top of the attaching seat (12) is driven by a second telescopic rod (14).
3. The flexible feeding device for welding the bipolar plate of the hydrogen fuel cell as claimed in claim 2, wherein: the telescopic rod mechanism is characterized by further comprising a bearing groove (19), a rotary table (20) and a driving mechanism (21), wherein the rotary table (20) can rotate around the axis of the rotary table and is driven by the driving mechanism (21), five bearing grooves (19) distributed in the circumferential direction are fixed on the rotary table (20), and a through groove is formed in the bottom of each bearing groove (19) so that the output end of the first telescopic rod (13) can penetrate through the through groove;
the laser head (22) can move in a three-dimensional space, is configured into four, and is a first laser head, a second laser head, a third laser head and a fourth laser head which are distributed in the circumferential direction respectively.
4. The hydrogen fuel cell bipolar plate welding flexible feeding device according to claim 1, characterized in that: the first colloid provided by the first material supply roll (1) sequentially passes through the first guide roll (2), the first driving roll set (3), the second driving roll set (4) and the third guide roll (15) so as to be wound by the first material collecting roll (16).
5. The flexible feeding device for welding the bipolar plate of the hydrogen fuel cell as claimed in claim 1, wherein: the second colloid provided by the second material supply roll (7) sequentially passes through the second guide roll (8), the third driving roll set (9), the fourth driving roll set (10) and the fourth guide roll (17) to be wound by the second material winding roll (18).
6. The hydrogen fuel cell bipolar plate welding flexible feeding device according to claim 1, characterized in that: the glue winding device further comprises a first baffle plate (25) and a second baffle plate (26), wherein the first baffle plate (25) and the second baffle plate (26) can slide, and the sliding direction is perpendicular to the winding direction of the first glue body; the overlapped part of the first colloid and the second colloid is positioned between the first baffle (25) and the second baffle (26), a first pressure sensor is arranged on the first baffle (25), a second pressure sensor is arranged on the second baffle (26), the first baffle (25) can be abutted against the first polar plate, and the second baffle (26) can be abutted against the second polar plate.
7. A hydrogen fuel cell bipolar plate welding flexible feeding device according to claim 4, characterized in that: the second driving roller group (4) comprises two second elastic adhesive rollers which are symmetrically arranged up and down, and the second elastic adhesive rollers positioned above are also contacted with the first adhesive rollers (23).
8. A hydrogen fuel cell bipolar plate welding flexible feeding device according to claim 5, characterized in that: the fourth driving roller group (10) comprises two fourth elastic adhesion rollers which are arranged up and down symmetrically, and the fourth elastic adhesion roller positioned below is also contacted with the second adhesion roller (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211670712.5A CN115647627B (en) | 2022-12-26 | 2022-12-26 | Flexible feeding device for welding bipolar plate of hydrogen fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211670712.5A CN115647627B (en) | 2022-12-26 | 2022-12-26 | Flexible feeding device for welding bipolar plate of hydrogen fuel cell |
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| Publication Number | Publication Date |
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| CN115647627A true CN115647627A (en) | 2023-01-31 |
| CN115647627B CN115647627B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211670712.5A Active CN115647627B (en) | 2022-12-26 | 2022-12-26 | Flexible feeding device for welding bipolar plate of hydrogen fuel cell |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW595031B (en) * | 2003-08-26 | 2004-06-21 | Amita Technologies Inc | Manufacturing method and device of battery |
| CN102581487A (en) * | 2012-02-16 | 2012-07-18 | 上海交通大学 | Laser weld-bonding method of bipolar plate of fuel cell |
| CN205355159U (en) * | 2015-12-10 | 2016-06-29 | 上海神力科技有限公司 | Continuous production assembly line of monocell for fuel cell |
| CN216610105U (en) * | 2021-11-17 | 2022-05-27 | 汇精（厦门）电子科技有限公司 | Production equipment for double-adhesive tape |
-
2022
- 2022-12-26 CN CN202211670712.5A patent/CN115647627B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW595031B (en) * | 2003-08-26 | 2004-06-21 | Amita Technologies Inc | Manufacturing method and device of battery |
| CN102581487A (en) * | 2012-02-16 | 2012-07-18 | 上海交通大学 | Laser weld-bonding method of bipolar plate of fuel cell |
| CN205355159U (en) * | 2015-12-10 | 2016-06-29 | 上海神力科技有限公司 | Continuous production assembly line of monocell for fuel cell |
| CN216610105U (en) * | 2021-11-17 | 2022-05-27 | 汇精（厦门）电子科技有限公司 | Production equipment for double-adhesive tape |
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| CN115647627B (en) | 2023-04-07 |
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