CN210817845U

CN210817845U - Pin pressing mechanism, welding pressing device and series welding machine

Info

Publication number: CN210817845U
Application number: CN201921428691.XU
Authority: CN
Inventors: 李文; 季斌斌; 姜高峰; 黄剑雄
Original assignee: Wuxi Autowell Technology Co Ltd
Current assignee: Wuxi Autowell Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-23
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a tucking mechanism, welding closing device and stringer, tucking mechanism hold carrier and tucking including holding carrier, hold carrier and be provided with inlet channel, and tucking elasticity telescopically installs on holding carrier, and presses the face outstanding outside holding carrier, and inside through-hole that is provided with the intercommunication inlet channel of tucking and/or hold the venthole that is provided with the intercommunication inlet channel on the part that carrier corresponds the tucking salient of tucking of being provided with of tucking. The welding and pressing device comprises a needle pressing mechanism, and the needle pressing mechanism is installed on the frame. The series welding machine comprises a welding pressing device, a welding lamp box and a moving device, wherein the welding pressing device and the welding lamp box are both installed on the moving device, the moving device drives the welding pressing device and the welding lamp box to ascend and descend, the welding pressing device presses an object to be welded, and the welding lamp box performs welding operation on the object to be welded. The utility model discloses an inlet channel input is gaseous, and the through-hole on the rethread pressure needle and/or hold the venthole that holds on the carrier blow to the welding area of treating the welding to reduce relevant position and weld and take the temperature.

Description

Pin pressing mechanism, welding pressing device and series welding machine

Technical Field

The utility model belongs to photovoltaic cell production field especially relates to a tucking mechanism and use welding closing device and stringer of this kind of tucking mechanism.

Background

In the photovoltaic production field, in the piece subassembly production of combining, there is the battery piece overlap region battery cluster inside, two battery pieces around welding after flattening the solder strip of overlap region, the solder strip of overlap region can produce the tin phenomenon because of the heat after the welding, leads to the overlap region thickening to make the back end of the line produce the lobe of a leaf easily, the rejection rate is higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes foretell at least a defect, thereby provides one kind and can prevent to produce the tucking mechanism of biochemical tin phenomenon solution lobe of a leaf problem and use this kind of tucking mechanism's welding closing device and stringer.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

if the utility model discloses an aspect provides a tucking mechanism, tucking mechanism is including bearing carrier and tucking, it is provided with inlet channel to bear carrier, tucking elasticity telescopically is installed bear on the carrier, and the face of pressing salient in it is outside to bear the carrier, tucking is inside to be provided with the intercommunication inlet channel's through-hole and/or it corresponds to bear the carrier be provided with the intercommunication on the outstanding part of tucking inlet channel's venthole.

If the utility model discloses an embodiment, it includes mounting panel and lower mounting panel to hold carrier, inlet channel sets up in go up in the mounting panel, the tucking is installed on the lower mounting panel.

If the utility model discloses an embodiment, it is close to go up the mounting panel the one side of lower mounting panel is provided with the arch, the mounting panel is close to down the one side of going up the mounting panel seted up with the recess that the arch corresponds, down the mounting panel install in go up on the mounting panel, the arch hold in the recess.

According to an embodiment of the present invention, the upper mounting plate and the lower mounting plate are fixed to each other by screws.

In an embodiment of the present invention, the pressing pin is installed in the groove.

If the utility model discloses an embodiment, the cover is equipped with the spring on the tucking, the spring hold in the recess, just the one end of spring is supported and is leaned on the arch of tucking, and the other end supports and leans on go up the mounting panel.

If the utility model discloses an embodiment, it corresponds to hold the carrier be provided with the intercommunication on the outstanding part of tucking the venthole of inlet channel, the venthole slope sets up to make the position of blowing correspond the article that the tucking pressed.

In order to realize the purpose of the utility model, the utility model discloses still adopt following technical scheme:

according to another aspect of the present invention, there is provided a welding pressing device, wherein the welding pressing device includes the needle pressing mechanism as described above, the welding pressing device further includes a frame, and the needle pressing mechanism is mounted on the frame.

As an embodiment of the present invention, the frame is a hollow structure, the frame is connected to a moving device, and the moving device drives the frame to move up and down.

according to yet another aspect of the present invention, there is provided a series welding machine comprising a welding hold-down device as described above;

the series welding machine further comprises a battery piece feeding device, a welding strip feeding device, a welding conveying device, a welding lamp box and a moving device, wherein the battery piece feeding device is used for providing battery pieces for the welding conveying device, the welding strip feeding device is used for providing welding strips for the welding conveying device, and the battery piece feeding device and the welding strip feeding device arrange the welding strips and the battery pieces on the welding conveying device according to a preset sequence;

the welding closing device with the welding lamp house is all installed on the mobile device, the mobile device sets up the welding conveyor side, just the welding closing device set up in welding lamp house below, the mobile device drives the welding closing device with the welding lamp house goes up and down, the welding closing device is used for compressing tightly treats the welding article, the welding lamp house is used for treating the welding operation of welding article.

According to the above technical scheme, the utility model discloses an advantage lies in with positive effect:

the utility model discloses in, through inlet channel input gas, the through-hole on the rethread thimble and/or hold the venthole on the carrier and blow to the welding area of treating the welding to reduce relevant position and weld the area temperature, avoid producing the chemical tin phenomenon, in order to solve the lobe of a leaf problem.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of a production structure of the parallel sheet assembly.

Fig. 2 is a schematic perspective view of the needle pressing mechanism according to an embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of the needle pressing mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic perspective view of an upper mounting plate in an embodiment of the needle pressing mechanism of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the welding pressing device of the present invention.

Fig. 6 is a schematic view of the three-dimensional structure of the stringer of the present invention.

Wherein the reference numerals are as follows:

11. a first cell piece; 12. a second cell piece; 2. welding a strip; 3. an upper mounting plate; 31. an air intake passage; 32. a protrusion; 4. a lower mounting plate; 5. pressing the needle; 6. a spring; 7. a frame; 71. a connecting plate; 8. welding a lamp box; 9. a mobile device.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

In the following description of various examples of the invention, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration various example structures, systems, and steps in which aspects of the invention may be practiced. It is to be understood that other specific arrangements of parts, structures, example devices, systems, and steps may be utilized, and structural and functional modifications may be made without departing from the scope of the present invention. Moreover, although the terms "top," "bottom," "front," "back," "side," and the like may be used in this specification to describe various example features and elements of the invention, these terms are used herein for convenience only, e.g., as to the orientation of the examples described in the figures. Nothing in this specification should be construed as requiring a specific three dimensional orientation of structures to fall within the scope of the invention.

Fig. 1 is a schematic view of a production structure of the parallel sheet assembly. As shown in fig. 1, during the production of the cell piece assembly, the first cell piece 11 and the second cell piece 12 have an overlapping region therebetween and are welded by the welding strip 2. The solder strip 2 is easily heated to generate the phenomenon of chemical tin in the overlapping area, so that the thickness of the overlapping area is increased, the subsequent process is easy to generate splinters, and the rejection rate is high.

Fig. 2 is a schematic perspective view of the needle pressing mechanism according to an embodiment of the present invention. Fig. 3 is a schematic cross-sectional view of the needle pressing mechanism according to an embodiment of the present invention. Fig. 4 is a schematic perspective view of an upper mounting plate in an embodiment of the needle pressing mechanism of the present invention.

As shown in fig. 2 to 4, in this embodiment, the presser mechanism includes a carrier and a presser pin 5. Wherein, the carrier is composed of an upper mounting plate 3 and a lower mounting plate 4, and an air inlet channel 31 is arranged on the upper mounting plate 3. In this embodiment, the pressing pin 5 is elastically and telescopically mounted on the carrier, and the pressing surface protrudes out of the carrier, and a through hole communicated with the air inlet channel 31 is arranged inside the pressing pin 5. In the sheet combination production, the pressing pin 5 blows air to cool the pressing area when pressing the welding strip 2.

In other embodiments, the part of the bearing part corresponding to the protruding part of the pressing pin 5 is provided with an air outlet communicated with the air inlet channel. In the sheet combination production, the pressing pin 5 blows air to cool the pressing area through the air outlet hole when pressing the welding strip 2. It is also possible to combine the two ways and blow the solder strip 2 at the same time. In addition, the inlet channel 31 can be one or two or more, and is arranged according to actual needs, the air inlet channel is communicated with an air source, and normal-temperature air or cooling air can be introduced.

In this embodiment, the carrier comprises an upper mounting plate 3 and a lower mounting plate 4, the air inlet passage 31 opens into the upper mounting plate 3, the upper mounting plate 3 is provided with lugs for mounting on the frame 7 (see fig. 5), the lower mounting plate 4 is mounted on the upper mounting plate 3, and the presser pins 5 are mounted on the lower mounting plate 4. In this embodiment, the protrusion 32 is disposed on the side of the upper mounting plate 3 close to the lower mounting plate, the groove corresponding to the protrusion 32 is disposed on the side of the lower mounting plate 4 close to the upper mounting plate 3, the lower mounting plate 4 is mounted on the upper mounting plate 3, and the protrusion 32 is accommodated in the groove. In the embodiment, the upper mounting plate 3 and the lower mounting plate 4 are fixedly connected through screws, and the pressing pin 5 is arranged in the groove. In this embodiment, the pressing pin 5 is sleeved with a spring 6, the spring 6 is accommodated in the groove, one end of the spring 6 abuts against the protrusion of the pressing pin 5, and the other end abuts against the upper mounting plate 3.

In another embodiment, the bearing member is provided with an air outlet hole communicated with the air inlet channel at a portion corresponding to the protrusion of the pressing pin 5, and the air outlet hole is obliquely arranged so that the air blowing position corresponds to the object pressed by the pressing pin 5. In the production of the battery tab assembly, the article is a solder ribbon 2 (shown with reference to fig. 1).

Fig. 5 is a schematic view of the three-dimensional structure of the welding pressing device of the present invention. In this embodiment, as shown in fig. 5, the welding pressing device includes the pin pressing mechanism as described above, the welding pressing device further includes a frame 7, and the upper mounting plate 3 of the pin pressing mechanism is mounted on the frame 7. The frame 7 is also provided with a connecting plate 71.

In one embodiment, the frame 7 is a hollow structure, and the needle pressing mechanism is disposed in the hollow structure. In this embodiment, the frame 7 is connected to a moving device 9 (shown in fig. 6) through a connecting plate 71, and the moving device 9 drives the frame 7 to move up and down.

The utility model discloses in, can install multirow tucking mechanism on a frame 7, a tucking mechanism goes up can linearly arrange a plurality of tucking 5, and a plurality of tucking 5 form the array and arrange in the multirow tucking mechanism to the multirow on the battery piece welds area 2 and carries out the multiposition and press, improves the stability and the reliability of pressing. The number of rows of the pressing pins 5 can correspond to the number of the solder strips 2, and the number of rows can be set as required, and the density of the pressing positions can be determined as required.

Fig. 6 is a schematic view of the three-dimensional structure of the stringer of the present invention. In this embodiment, as shown in fig. 6, the series welding machine includes the welding pressing device as described above, and the series welding machine further includes a battery plate feeding device, a welding strip feeding device, a welding conveying device, a welding lamp box 8, and a moving device 9. Wherein: the battery piece feeding device is used for providing battery pieces for the welding conveying device, the welding strip feeding device is used for providing welding strips for the welding conveying device, and the battery piece feeding device and the welding strip feeding device arrange the welding strips and the battery pieces on the welding machine conveying device according to a preset sequence. Frame 7 and welding lamp house 8 among the welding closing device all install on mobile device 9, and welding closing device sets up in welding lamp house 8 below, mobile device 9 drives welding closing device and welding lamp house 8 and goes up and down, welding closing device is used for compressing tightly and treats the welding article, in battery piece subassembly production with welding area 2 fix on first battery piece 11 and second battery piece 12 (refer to shown in figure 1), welding lamp house 8 is used for should treating the welding article and weld the operation, in battery piece subassembly production with welding operation to first battery piece 11, second battery piece 12 and welding area 2.

the utility model discloses in, through inlet channel 31 input gas, the through-hole on the rethread pressing pin 5 and/or hold the vent hole on the carrier and blow to the welding area 2 of waiting to weld to reduce relevant position and weld 2 temperatures in area, avoid producing the chemical tin phenomenon, in order to solve the lobe of a leaf problem.

It is to be understood by one of ordinary skill in the art that the specific structures and processes shown in the detailed description are exemplary only and not limiting. Moreover, a person skilled in the art can combine the various technical features described above in various possible ways to form new technical solutions, or make other modifications, all of which fall within the scope of the present invention.

Claims

1. The needle pressing mechanism is characterized in that the needle pressing mechanism comprises a bearing part and a pressing needle, the bearing part is provided with an air inlet channel, the pressing needle is elastically and telescopically mounted on the bearing part, a pressing surface protrudes out of the bearing part, a through hole communicated with the air inlet channel is formed in the pressing needle, and/or an air outlet communicated with the air inlet channel is formed in a part, corresponding to the protruding part of the pressing needle, of the bearing part.

2. The needle pressing mechanism of claim 1 wherein said carrier includes an upper mounting plate and a lower mounting plate, said air inlet passage opening in said upper mounting plate, said pressing needles being mounted on said lower mounting plate.

3. The needle pressing mechanism according to claim 2, wherein a protrusion is disposed on a surface of the upper mounting plate close to the lower mounting plate, a groove corresponding to the protrusion is disposed on a surface of the lower mounting plate close to the upper mounting plate, the lower mounting plate is mounted on the upper mounting plate, and the protrusion is accommodated in the groove.

4. The needle pressing mechanism according to claim 2, wherein the upper mounting plate and the lower mounting plate are fixed by screw connection.

5. The needle pressing mechanism according to claim 3, wherein said pressing needle is mounted in said recess.

6. The needle pressing mechanism as claimed in claim 5, wherein a spring is sleeved on the pressing needle, the spring is accommodated in the groove, one end of the spring abuts against the protrusion of the pressing needle, and the other end abuts against the upper mounting plate.

7. The needle pressing mechanism according to claim 1, wherein the bearing member is provided with an air outlet hole communicating with the air inlet channel at a portion corresponding to the protruding portion of the pressing needle, and the air outlet hole is inclined so that an air blowing position corresponds to an object against which the pressing needle is pressed.

8. A welding pressing device, characterized in that the welding pressing device comprises the needle pressing mechanism according to any one of claims 1-7, and the welding pressing device further comprises a frame, and the needle pressing mechanism is mounted on the frame.

9. The welding fixture of claim 8, wherein the frame is a hollow structure, and a moving device is coupled to the frame, and the moving device moves the frame up and down.

10. A stringer, characterized in that it comprises a welding hold-down device according to claim 8 or 9;