CN210818072U - Welding pressing assembly and welding device - Google Patents
Welding pressing assembly and welding device Download PDFInfo
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- CN210818072U CN210818072U CN201920970203.1U CN201920970203U CN210818072U CN 210818072 U CN210818072 U CN 210818072U CN 201920970203 U CN201920970203 U CN 201920970203U CN 210818072 U CN210818072 U CN 210818072U
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Abstract
The utility model discloses a welding pressure holding assembly and a welding device, the welding pressure holding assembly comprises a mounting seat, a pressing needle assembly and a guiding assembly, a passageway for conveying a welding belt to be welded and a battery piece is formed on the mounting seat, a welding station on the passing path of the passageway is also formed on the mounting seat, the pressing needle assembly is movably arranged on the mounting seat along the up-down direction, the pressing needle assembly is positioned at the welding station and strides over the passageway, the pressing needle assembly comprises a plurality of pressing needles, the plurality of pressing needles are downwards movably used for pressing so that the welding belt to be welded and the metal grid line of the battery piece which are positioned in the passageway and stagnated at the welding station are pressed and pasted, the guiding assembly is arranged between the mounting seat and the pressing needle assembly and is used for stably guiding the up-down direction movement of the pressing needle assembly, so that the pressing needles at each position on the pressing needle assembly provide balanced pressure holding force for the welding belt to be welded and the battery piece, the welding quality of the battery piece is improved, the risk of damage of the battery piece is reduced, and the product quality is improved.
Description
Technical Field
The utility model relates to a solar wafer welding technology field, in particular to subassembly and welding set are held to welding pressure.
Background
In the solar cell production process, often need to weld the metal grid line of solder strip and solar wafer, so that the wafer cluster, in welding process, need to weld the solder strip and wait that the welded wafer is pressed and is pasted, then auxiliary heat source makes solder strip and metal grid line realize the welding at the laminating position, however, the fragility of wafer is higher, among the prior art, mostly adopt a plurality of tucking pins to carry out the crimping with solder strip and wafer, however, the instability of the removal of tucking pin subassembly can lead to everywhere tucking the pressure of needle to hold the state inconsistent, can make the wafer appear rosin joint or damage, lead to the qualification rate of product to reduce, seriously influence product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a subassembly and welding set are held to welding pressure, aim at improving the uniformity that the pressure of pressing the needle was held the state everywhere, and then improve product quality.
In order to achieve the above object, the utility model provides a subassembly is held to welding pressure, include:
the mounting seat is provided with a passageway for conveying a to-be-welded welding strip and a battery piece, and the mounting seat is also provided with a welding station positioned on a passing path of the passageway;
the pressing pin assembly is movably arranged on the mounting seat in the vertical direction, is positioned at the welding station and spans the upper part of the passageway, and comprises a plurality of pressing pins which are arranged at intervals and extend in the vertical direction; and the number of the first and second groups,
the guide assembly is arranged between the mounting seat and the needle pressing assembly and used for stably guiding the needle pressing assembly to move up and down.
Optionally, the guide assembly comprises:
the guide seat is arranged on the mounting seat, and a guide mounting hole penetrates through the upper end face of the guide seat; and the number of the first and second groups,
the ball guide sleeve structure group comprises a guide sleeve arranged in the guide mounting hole and a guide shaft movably arranged in the guide sleeve in a penetrating manner along the vertical direction, and the upper end of the guide shaft is fixedly arranged on the pressing needle assembly.
Optionally, the lower end of the guide shaft is arranged to protrude out of the guide sleeve, and a limiting clamp spring is arranged on the outer side surface of the lower end of the guide shaft; and/or the presence of a gas in the gas,
the guide shaft is also sleeved with a return spring, and the return spring is positioned between the needle pressing assembly and the guide sleeve and used for returning the needle pressing assembly upwards; and/or the presence of a gas in the gas,
the guide assembly is provided in plurality.
Optionally, the needle pressing assembly further comprises:
the mounting plate is movably mounted on the mounting seat along the vertical direction, and a light-transmitting opening used for being arranged corresponding to the battery piece penetrates through the upper end face of the mounting plate; and the number of the first and second groups,
the pressing pin mounting structure is arranged on the mounting plate and is positioned in the light transmitting port, and the pressing pin mounting structure is used for installing a plurality of pressing pins;
and a heat light source is led in from the upper part of the light-transmitting opening, and the pressing needles are used for enabling the to-be-welded welding strip to be pressed and welded with the metal grid line of the battery piece.
Optionally, the tucking mounting structure is including locating a plurality of mounting bars of mounting panel, it is a plurality of the mounting bar interval is erect in on the printing opacity mouth, each along upper and lower movable mounting of edge on the mounting bar there are a plurality of tucking.
The utility model also provides a welding set, welding set holds the subassembly including the welding pressure, the welding pressure holds the subassembly to include:
the mounting seat is provided with a passageway for conveying a to-be-welded welding strip and a battery piece, and the mounting seat is also provided with a welding station positioned on a passing path of the passageway;
the pressing pin assembly is movably arranged on the mounting seat in the vertical direction, is positioned at the welding station and spans the upper part of the passageway, and comprises a plurality of pressing pins which are arranged at intervals and extend in the vertical direction; and the number of the first and second groups,
the guide assembly is arranged between the mounting seat and the needle pressing assembly and used for stably guiding the needle pressing assembly to move up and down.
Optionally, the method further comprises:
a machine base; and the number of the first and second groups,
the welding conveying platform is arranged on the base and comprises a conveying belt which is positioned in the passageway and extends along the passing direction of the passageway, the conveying belt is used for conveying a to-be-welded welding belt and a battery piece to the welding station and can correspondingly enable the to-be-welded welding belt and the battery piece to be stagnated at the welding station;
wherein, the mount pad is located welding transfer platform is last.
Optionally, still include the illumination subassembly of locating press needle subassembly top, the illumination subassembly includes:
the pressing and holding seat is movably arranged on the base along the vertical direction; and the number of the first and second groups,
the illuminating lamp tubes are arranged at intervals, arranged at the lower end of the pressing seat, positioned above the pressing pin assembly and used for providing welding hot light sources for welding strips to be welded and battery pieces;
the pressing and holding seat moves downwards to press the upper end of the pressing needle assembly, so that the pressing needle assembly is driven to move downwards, the pressing needles are used for abutting against the pressing needle assembly to enable the to-be-welded welding strip to be pressed against the metal grid line of the battery piece, and the to-be-welded welding strip and the metal grid line are welded into a whole under the action of the welding heat light source.
Optionally, the pressing pin assembly comprises a mounting plate movably mounted in the vertical direction and a plurality of mounting bars arranged on the mounting plate, and a plurality of pressing pins are arranged on each mounting bar;
the extending directions of the illumination lamp tubes are the same as the extending directions of the mounting strips, and an illumination space is formed between every two adjacent illumination lamp tubes;
the mounting bar is correspondingly positioned in the middle of the illumination space.
Optionally, at least two adjacent lighting tubes form a lighting tube group, and the lighting tube group is arranged at intervals;
the welding device further comprises a circuit board assembly, a plurality of driving circuit structures are formed on the circuit board assembly, and the driving circuit structures are electrically connected to the plurality of illumination lamp tube groups respectively and used for driving and adjusting the light intensity of the illumination lamp tube groups respectively.
The utility model provides an among the technical scheme, be equipped with a plurality ofly on the tucking subassembly the tucking, the tucking subassembly is in relative under the guiding action of direction subassembly the mount pad removes steadily, makes the tucking of each department is right on the tucking subassembly treat welding strip and battery piece provide balanced pressure and hold the power, improved the welding quality of battery piece, reduced the damaged risk of battery piece, and then improved product quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a welding pressing assembly provided by the present invention;
FIG. 2 is a perspective view of the guide assembly of FIG. 1;
FIG. 3 is a schematic perspective exploded view of the guide assembly of FIG. 1;
FIG. 4 is a perspective view of the mounting bar and the press pin assembly of FIG. 1;
fig. 5 is a schematic perspective view of a welding device (including the welding pressure assembly in fig. 1) according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of the illumination assembly shown in FIG. 5;
fig. 7 is a schematic bottom view of the illumination assembly of fig. 5.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Welding |
322 | |
| 1 | |
323 | Limiting |
| 11 | |
324 | |
| 2 | |
325 | |
| 21 | |
1000 | |
| 22 | |
10 | |
| 221 | Light-transmitting opening | 20 | |
| 23 | |
201 | |
| 3 | |
30 | |
| 31 | |
301 | Pressing and holdingSeat |
| 32 | Ball guide |
302 | |
| 321 | |
303 | Illumination space |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
In the solar cell production process, often need to weld the metal grid line of solder strip and solar wafer, so that the wafer bunching, in welding process, need to weld the solder strip and wait that the welded wafer is pressed and is pasted, then auxiliary heat source makes solder strip and metal grid line realize the welding at the laminating position, however, the fragility of wafer is higher, among the prior art, mostly adopt a plurality of tucking needles of installation on the mounting panel to carry out the crimping with solder strip and wafer, however, the instability of the removal of mounting panel can lead to the inconsistent state of holding of everywhere tucking needle on the mounting panel, can make the wafer appear rosin joint or damage, lead to the qualification rate reduction of product, seriously influence product quality.
The utility model provides a subassembly is held to welding pressure, wherein, fig. 1 to fig. 4 do the utility model provides a welding pressure holds the structural schematic diagram of the embodiment of subassembly, and fig. 5 to fig. 7 do the utility model provides a welding set's the structural schematic diagram of the embodiment.
Referring to fig. 1, the welding pressure holding assembly 100 includes a mounting base 1, a pressing pin assembly 2 and a guiding assembly 3, the mounting seat 1 is provided with a passageway 11 for conveying a welding strip to be welded and a battery piece, the mounting seat 1 is also provided with a welding station on a passing path of the passageway 11, the needle pressing component 2 is movably arranged on the mounting seat 1 along the up-down direction, the needle pressing component 2 is positioned at the welding station, and the pressing pin assembly 2 is arranged over the passageway 11 in a spanning manner, and comprises a plurality of pressing pins 21 which are arranged at intervals and extend upwards and downwards, the plurality of pressing pins 21 are downwards movable and are used for abutting against, so that the to-be-welded welding strips which are positioned in the passageway 11 and stop at the welding station are pressed against the metal grid lines of the battery piece, the guide assembly 3 is arranged between the mounting seat 1 and the needle pressing assembly 2 and used for stably guiding the needle pressing assembly 2 to move up and down.
The utility model provides an among the technical scheme, be equipped with a plurality ofly on the tucking stitch subassembly 2 tucking stitch 21, tucking stitch subassembly 2 is in relative under the guide effect of guide subassembly 3 mount pad 1 moves steadily, makes everywhere tucking stitch 21 is right on the tucking stitch subassembly 2 treat welding area and battery piece provide balanced pressure and hold the power, improved the welding quality of battery piece, reduced the damaged risk of battery piece, and then improved product quality.
The guiding assembly 3 is used for stably guiding the needle pressing assembly 2 to move up and down, the guiding assembly 3 may be a sliding fit assembly of a guide rail and a sliding sleeve, or may be an assembly of a guiding shaft and a guiding sleeve which are made of two different materials and are in sliding fit, for example, a steel guiding shaft and a rubber guiding sleeve, or a steel guiding shaft and a copper guiding sleeve, etc., in an embodiment of the present invention, referring to fig. 2 and 3, a precise ball guiding sleeve structure group 32 is adopted, rolling of balls is used to replace sliding, guiding precision is better, specifically, the guiding assembly 3 includes a guiding seat 31 and a ball guiding sleeve structure group 32, the guiding seat 31 is disposed on the mounting seat 1, a guiding mounting hole is disposed through an upper end surface of the guiding seat 31, the ball guiding sleeve structure group 32 includes a guiding sleeve 321 disposed in the guiding mounting hole and a guiding shaft 322 movably disposed in the guiding sleeve 321 in an up and down direction, the upper end of the guide shaft 322 is fixedly mounted on the needle pressing assembly 2, so that the guide assembly 3 has better guiding precision, and in addition, the ball is limited by the ball retaining sleeve 325.
The guide shaft 322 is movably arranged in the guide sleeve 321 in an up-and-down direction, the guide shaft 322 needs to be limited so as to reduce the risk that the guide shaft 322 is separated from the guide sleeve 321, specifically, the lower end of the guide shaft 322 is arranged to protrude out of the guide sleeve 321, the outer side surface of the lower end of the guide shaft 322 is provided with a limiting clamp spring 323, the upward displacement distance of the guide shaft 322 is limited by the limiting clamp spring 323, and the guide shaft 322 is simple in structure and convenient to limit the upward displacement distance of the guide shaft 322.
Consider needle pressing assembly 2 need convey wait to weld and weld area and battery piece when not needing to carry out welding operation on the passageway 11, at this moment, needle pressing assembly 2 is after welding process is accomplished, needle pressing assembly 2 need upwards reset to wait for the welding of next time, specifically, the utility model discloses an embodiment, still the cover is equipped with reset spring 324 on the guide shaft 322, reset spring 324 is in needle pressing assembly 2 with between the guide pin bushing 321, be used for upwards resetting needle pressing assembly 2, so set up, be convenient for needle pressing assembly 2 upwards resets, still is convenient for spacing simultaneously the decurrent displacement distance of guide shaft 322.
In addition, a plurality of guide assemblies 3 are further provided, and the specific number is not limited, for example, 2 guide assemblies may be provided and are respectively provided at two opposite ends of the needle pressing assembly 2; 3 can be arranged in a delta shape, so that the stability is better; 4 pressing pin assemblies can be arranged and are respectively arranged on 4 corners of the pressing pin assembly 2; of course, at least 5 may be provided.
It should be noted that the limiting snap spring 323, the return spring 324 and the plurality of guide assemblies 3 may be set at one time or at the same time, and of course, the limiting snap spring 323, the return spring 324 and the plurality of guide assemblies 3 are set at the same time to achieve a better overlapping effect, the limiting snap spring 323 and the return spring 324 limit the movement stroke of the guide shaft 322, and the plurality of guide assemblies 3 achieve a multi-point guide effect to enable the needle pressing assembly 2 to guide stably.
In order to realize the welding of the bonding strip to be welded and the battery plate by the pressing pin assembly 2, in an embodiment of the present invention, a heat light source is introduced from above the pressing pin assembly 2, and the bonding of the bonding strip to be welded and the battery plate metal grid line is realized by the heat light source, specifically, referring to fig. 1 and 4, the pressing pin assembly 2 further includes a mounting plate 22 and a pressing pin mounting structure, the mounting plate 22 is movably mounted on the mounting base 1 along the up-down direction, a light-transmitting opening 221 for corresponding to the battery plate is penetrated through the upper end surface of the mounting plate 22, the pressing pin mounting structure is disposed on the mounting plate 22 and located in the light-transmitting opening 221, the pressing pin mounting structure is used for installing a plurality of pressing pins 21, wherein the heat light source is introduced from above the light-transmitting opening 221, and the plurality of pressing pins 21 are used for pressing and welding the metal grid line of the battery plate, the structure is simple and compact, welding of the welding strips to be welded and the metal grid lines of the battery pieces is convenient to realize, and the welding device has a good effect.
It should be noted that, in the embodiment of the present invention, the specific forming manner of the light-transmitting opening 221 is not limited, for example, the mounting plate 22 is a flat plate, and the through hole is directly formed on the upper end surface of the mounting plate 22 to form the light-transmitting opening 221, or the mounting plate 22 is a combined plate structure, and the light-transmitting opening 221 is formed by enclosing several enclosing plates located around the light-transmitting opening 221.
Further, the utility model discloses an in the embodiment, be through the flexible crimping of tucking 21 makes laminate between the metal grid line of solder strip and battery piece, specifically, tucking mounting structure is including locating a plurality of mounting bars 23 of mounting panel 22, it is a plurality of mounting bar 23 interval framves are located on the light inlet 221, each along from top to bottom movable mounting have a plurality ofly on the mounting bar 23 tucking 21, so set up, make a plurality of tucking 21 flexible crimping treat the metal grid line of solder strip and battery piece, improve the welding quality of battery piece, reduce the damaged risk of battery piece.
It should be noted that, the pressing pin 21 is movably installed to the installation plate 22 in the vertical direction, for example, a spring or an elastic pad may be provided between the installation bar 23 on which the pressing pin 21 is installed and the pressing pin 21, so that the pressing pin 21 is elastically installed on the installation part, and thus, when the pressing pin 21 presses the solder ribbon and/or the battery piece, the pressing pin 21 provides a flexible pressing force, thereby reducing the risk of damage to the battery piece.
The situation that wearing and tearing or damage can appear in the use of tucking 21, need change new this moment tucking 21, the embodiment of the utility model provides an in, mounting bar 23 demountable installation in mounting panel 22 can change wholly mounting bar 23 realizes quick replacement tucking 21 has better effect, and the demountable installation mode has modes such as bolted connection or buckle connection.
Further, the pressing pin 21 is mounted on the mounting bar 23 in a detachable manner, for example, a clamping groove is formed in the upper end of the pressing pin 21, the upper end of the pressing pin 21 extends to the upper end of the mounting bar 23, a clamping ring is mounted in the clamping groove, and the pressing pin 21 is convenient to mount and dismount.
The utility model discloses still disclose a welding set 1000, welding set 1000 includes that the welding is pressed and is held subassembly 100, as long as have the welding is pressed and is held the welding subassembly of subassembly 100 and all be the protection content, welding set 1000 has above-mentioned all technical characteristics, consequently also has the technical effect that above-mentioned all technical characteristics brought, and here is no longer repeated.
In the technical solution of the present invention, the specific installation form of the installation seat 1 of the welding pressure holding assembly 100 is not limited, and for example, the installation seat may be installed on the machine base 10 of the welding device 1000 and installed separately from the conveying device of the welding device 1000, or may be installed on the conveying device of the welding device 1000 and integrated with the conveying device.
Specifically, please refer to fig. 5, in an embodiment of the present invention, the welding device 1000 further includes a frame 10 and a welding conveying platform 20, the welding conveying platform 20 is disposed on the frame 10, the welding conveying platform 20 includes a conveyor belt 201 located in the aisle 11 and extending along the direction of the aisle 11, the conveyor belt 201 is used for conveying a welding belt and a battery plate to be welded to the welding station, and can correspondingly make the welding belt and the battery plate to be welded stagnated in the welding station, wherein the mounting seat 1 is disposed on the welding conveying platform 20, and will the mounting seat 1 is disposed on the welding conveying platform 20, so that the welding conveying platform 20 is conveniently disposed in an overall structure, and has a better effect.
In addition, in the embodiment of the present invention, the power for the vertical movement of the needle pressing assembly 2 is provided by the illumination assembly 30, specifically, referring to fig. 6 and 7, the welding device 1000 further includes the illumination assembly 30 disposed above the needle pressing assembly 2, the illumination assembly 30 includes a pressing base 301 and a plurality of illumination lamps 302, the pressing base 301 is movably mounted on the machine base 10 along the vertical direction, the illumination lamps 302 are disposed at intervals, the illumination lamps 302 are disposed at the lower end of the pressing base 301 and above the needle pressing assembly 2 for providing a welding heat source for a welding strip to be welded and a battery plate, wherein the pressing base 301 moves downward to press the upper end of the needle pressing assembly 2, so as to drive the needle pressing assembly 2 to move downward, further drive the plurality of needles 21 to move downward, so as to press the welding strip to be welded to be adhered to the metal grid line of the battery plate, the welding is integrated under the action of the welding heat source, the illumination assembly 30 also provides heat for welding the welding strip to be welded and the battery piece in the process of pressing the pressing pin assembly 2 to move downwards, and the arrangement is compact in structure and convenient for realizing the welding operation of the welding strip to be welded and the battery piece.
It should be noted that, the up-and-down movement of the illumination assembly 30 is realized by a linear driving device having an up-and-down moving stroke, for example, a linear driving device is arranged on the base 10, a fixed end of the linear driving device is arranged on the base 10, a movable end of the linear driving device is arranged on the illumination assembly 30, and the linear driving device is one of an air cylinder, an oil cylinder or an electric push rod.
In order to make treat that solder strip and battery piece obtain more even illumination intensity, the embodiment of the utility model provides an, tucking subassembly 2 includes along from top to bottom to movable mounting's mounting panel 22 and locates a plurality of mounting bars 23 on the mounting panel 22, each be equipped with a plurality ofly on the mounting bar 23 tucking 21, illumination fluorescent tube 302 with the extending direction of mounting bar 23 is the same, wherein per adjacent two form an illumination space 303 between the illumination fluorescent tube 302, the mounting bar 23 corresponds and is located the middle part position in illumination space 303, so set up, make treat that each welding point department on solder strip and the whole face of weld of battery piece obtains more even welding heat, has better effect.
The plurality of lighting tubes 302 provide the welding heat between the welding strips to be welded and the metal grid lines of the battery pieces, and the welding temperature at each welding point can present different temperatures during welding, for example, a plurality of temperature sensors are arranged at the welding station to detect the temperature everywhere at the welding point, in the technical solution of the present invention, the driving manner of the light intensity of the plurality of lighting tubes 302 is not limited, for example, the light intensity of the plurality of lighting tubes 302 can be uniformly driven and controlled, and in order to obtain finer control, the light intensity of the plurality of lighting tubes 302 can be respectively controlled, considering the basis of more finely controlling the light intensity of the plurality of lighting tubes 302, the cost of the related structure needs to be reduced, at least two adjacent lighting tubes 302 form a lighting tube group, the lighting tube group is arranged at intervals, the welding device 1000 further comprises a circuit board assembly, wherein a plurality of driving circuit structures are formed on the circuit board assembly, the driving circuit structures are electrically connected to the plurality of illuminating lamp tube groups respectively and are used for driving and adjusting the light intensity of the plurality of illuminating lamp tube groups respectively, the light intensity can be properly adjusted and weakened in an area with higher temperature, the light intensity can be properly adjusted and enhanced in an area with lower temperature, and the effect of balancing heat distribution is achieved.
The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent structure transformation of the content of the specification and the attached drawings, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A welding holding assembly for welding operation of a welding belt to be welded and a battery piece which are paved and positioned, is characterized by comprising:
the mounting seat is provided with a passageway for conveying a to-be-welded welding strip and a battery piece, and the mounting seat is also provided with a welding station positioned on a passing path of the passageway;
the pressing pin assembly is movably arranged on the mounting seat in the vertical direction, is positioned at the welding station and spans the upper part of the passageway, and comprises a plurality of pressing pins which are arranged at intervals and extend in the vertical direction; and the number of the first and second groups,
the guide assembly is arranged between the mounting seat and the needle pressing assembly and used for stably guiding the needle pressing assembly to move up and down.
2. The weld hold down assembly of claim 1, wherein the guide assembly comprises:
the guide seat is arranged on the mounting seat, and a guide mounting hole penetrates through the upper end face of the guide seat; and the number of the first and second groups,
the ball guide sleeve structure group comprises a guide sleeve arranged in the guide mounting hole and a guide shaft movably arranged in the guide sleeve in a penetrating manner along the vertical direction, and the upper end of the guide shaft is fixedly arranged on the pressing needle assembly.
3. The welding pressing assembly as claimed in claim 2, wherein the lower end of the guide shaft is arranged to protrude from the guide sleeve, and a limiting snap spring is arranged on the outer side surface of the lower end of the guide shaft; and/or the presence of a gas in the gas,
the guide shaft is also sleeved with a return spring, and the return spring is positioned between the needle pressing assembly and the guide sleeve and used for returning the needle pressing assembly upwards; and/or the presence of a gas in the gas,
the guide assembly is provided in plurality.
4. The weld hold down assembly of claim 1, wherein the press pin assembly further comprises:
the mounting plate is movably mounted on the mounting seat along the vertical direction, and a light-transmitting opening used for being arranged corresponding to the battery piece penetrates through the upper end face of the mounting plate; and the number of the first and second groups,
the pressing pin mounting structure is arranged on the mounting plate and is positioned in the light transmitting port, and the pressing pin mounting structure is used for installing a plurality of pressing pins;
and a heat light source is led in from the upper part of the light-transmitting opening, and the pressing needles are used for enabling the to-be-welded welding strip to be pressed and welded with the metal grid line of the battery piece.
5. The welding pressure holding assembly of claim 4, wherein the pressing pin mounting structure comprises a plurality of mounting bars arranged on the mounting plate, a plurality of the mounting bars are spaced and erected on the light transmitting opening, and a plurality of the pressing pins are movably arranged on each of the mounting bars along the vertical direction.
6. A welding device comprising a weld holding assembly as claimed in any one of claims 1 to 5.
7. The welding device of claim 6, further comprising:
a machine base; and the number of the first and second groups,
the welding conveying platform is arranged on the base and comprises a conveying belt which is positioned in the passageway and extends along the passing direction of the passageway, the conveying belt is used for conveying a to-be-welded welding belt and a battery piece to the welding station and can correspondingly enable the to-be-welded welding belt and the battery piece to be stagnated at the welding station;
wherein, the mount pad is located welding transfer platform is last.
8. The welding device of claim 7, further comprising an illumination assembly disposed above the press pin assembly, the illumination assembly comprising:
the pressing and holding seat is movably arranged on the base along the vertical direction; and the number of the first and second groups,
the illuminating lamp tubes are arranged at intervals, arranged at the lower end of the pressing seat, positioned above the pressing pin assembly and used for providing welding hot light sources for welding strips to be welded and battery pieces;
the pressing and holding seat moves downwards to press the upper end of the pressing needle assembly, so that the pressing needle assembly is driven to move downwards, the pressing needles are used for abutting against the pressing needle assembly to enable the to-be-welded welding strip to be pressed against the metal grid line of the battery piece, and the to-be-welded welding strip and the metal grid line are welded into a whole under the action of the welding heat light source.
9. The welding device according to claim 8, wherein the pressing pin assembly comprises a mounting plate movably mounted in the up-down direction and a plurality of mounting bars arranged on the mounting plate, and a plurality of pressing pins are arranged on each mounting bar;
the extending directions of the illumination lamp tubes are the same as the extending directions of the mounting strips, and an illumination space is formed between every two adjacent illumination lamp tubes;
the mounting bar is correspondingly positioned in the middle of the illumination space.
10. The welding apparatus of claim 9, wherein at least two adjacent light pipes form a plurality of light pipe sets spaced apart;
the welding device further comprises a circuit board assembly, a plurality of driving circuit structures are formed on the circuit board assembly, and the driving circuit structures are electrically connected to the plurality of illumination lamp tube groups respectively and used for driving and adjusting the light intensity of the illumination lamp tube groups respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970203.1U CN210818072U (en) | 2019-06-25 | 2019-06-25 | Welding pressing assembly and welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920970203.1U CN210818072U (en) | 2019-06-25 | 2019-06-25 | Welding pressing assembly and welding device |
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| CN210818072U true CN210818072U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769926A (en) * | 2022-05-30 | 2022-07-22 | 英利能源发展有限公司 | Adjustable bonding pad and welding process |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769926A (en) * | 2022-05-30 | 2022-07-22 | 英利能源发展有限公司 | Adjustable bonding pad and welding process |
| CN114769926B (en) * | 2022-05-30 | 2023-09-01 | 英利能源发展有限公司 | Adjustable bonding pad and welding process |
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