CN218283216U

CN218283216U - Special superfine wire drawing device for photovoltaic welding strip

Info

Publication number: CN218283216U
Application number: CN202222096635.9U
Authority: CN
Inventors: 孙如祥; 宋巧珍
Original assignee: Wuxi Mingxie Technology Industrial Co ltd
Current assignee: Wuxi Mingxie Technology Industrial Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2023-01-13
Anticipated expiration: 2032-08-10

Abstract

The utility model provides a special superfine wire drawing device of photovoltaic solder strip belongs to the photovoltaic field. The special superfine wire drawing device for the photovoltaic welding strip comprises a support frame, a wire drawing die and a traction assembly; the wire drawing die is arranged at one end of the support frame; the traction assembly comprises a traction wheel and a pressure applying wheel, the traction wheel is arranged at the lower end of the support frame, the pressure applying wheel is arranged right above the traction wheel, a pressure spring is arranged at the upper end of the support frame, and the lower end of the pressure spring is connected with the pressure applying wheel; produce traction force when the drive traction wheel is rotatory, the pulling master batch, the pressure spring is installed to the support frame upper end, and the pressure spring lower extreme is connected with the pinch roller, extrudees pinch roller and traction wheel each other through setting up the pressure spring for provide stable pressure, in order to ensure increase frictional force, pull the master batch and remove, coiling wire drawing fashioned finished product of coiling mechanism rolling, at the in-process of changing the wind-up roll, the wire drawing process continues, improves work efficiency.

Description

Special superfine wire drawing device for photovoltaic solder strip

Technical Field

The utility model relates to a photovoltaic field particularly, relates to a special superfine wire drawing device of photovoltaic solder strip.

Background

At present, a photovoltaic solder strip is a key auxiliary material for connecting solar cells into a string in a solar module system, the solar cells form a complete electrical path after being connected through the photovoltaic solder strip, light energy is converted into electric energy through the solar cells, and generated current forms a transmission circuit through the photovoltaic solder strip so as to provide a path basis for utilizing solar energy. The surface of the common solder strip is relatively flat after being dried, and light rays entering the assembly enter the flat surface of the solder strip and are reflected out through the mirror surface to be incapable of being utilized. In the prior art, special-shaped welding strips exist, the surfaces of the special-shaped welding strips are processed into certain light-reflecting groove structures, light enters the groove structures, is reflected by the groove structures at certain angles, and is reflected by a glass air interface for the second time to reach the battery piece for utilization, so that the optical utilization rate is improved.

CN201310500915.4 discloses a processing method of a photovoltaic solder strip, a wire drawing die used by the same and photovoltaic solder strip processing equipment, wherein the method comprises the following steps: a) Providing a raw material copper rod; b) The raw material copper rod is subjected to wire drawing forming through a wire drawing device to form a copper strip with a required size, and a structure with a light reflecting groove is formed on the surface of the copper strip, so that a first semi-finished product is obtained; c) Annealing the first semi-finished product by adopting an annealing process to form a second semi-finished product; d) And reasonably selecting plating layer metal, electroplating the second semi-finished product by adopting an electroplating process, and controlling the thickness of the plating layer to be 1-30 mu m to obtain the required photovoltaic welding strip. By the method, the light reflecting groove can be formed on the surface of the photovoltaic welding strip, so that the optical utilization rate and the power of the solar module are increased, meanwhile, the method improves the dimensional stability and the production efficiency of the photovoltaic welding strip, increases the light reflecting effect of the photovoltaic welding strip, reduces the production cost of the photovoltaic welding strip, and optimizes the process steps;

however, the pulling force required by the wire drawing in the above patents is provided by the winding device, and the winding device is used for winding the finished product formed by the wire drawing, so that the wire drawing step is interrupted in the process of replacing the winding roller, and the productivity is affected.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a special superfine wire drawing device of photovoltaic solder strip aims at improving the in-process of changing the wind-up roll, leads to the wire drawing to interrupt, influences the problem of productivity.

The utility model discloses a realize like this:

the utility model provides a special superfine wire drawing device for a photovoltaic welding strip, which comprises a support frame, a wire drawing die and a traction assembly;

the wire drawing die is arranged at one end of the support frame; the traction assembly comprises a traction wheel and a pressure applying wheel, the traction wheel is installed at the lower end of the support frame, the pressure applying wheel is installed right above the traction wheel, a pressure spring is installed at the upper end of the support frame, and the lower end of the pressure spring is connected with the pressure applying wheel.

In a preferred mode of the present invention, a motor is fixedly installed on the surface of the supporting frame, and a driving shaft of the motor is in transmission connection with the traction wheel;

the fixed wheel support is fixedly mounted on the surface of the supporting frame, and the traction wheel is rotatably mounted at the upper end of the fixed wheel support.

In a preferred mode of the utility model, a driving wheel bracket is arranged upside down on the upper end of the supporting frame, and the pressing wheel is arranged at the lower end of the driving wheel bracket;

the supporting frame upper end fixedly connected with slide bar, the through-hole has been seted up on driving wheel support surface, the slide bar slides to peg graft and runs through the through-hole, the slide bar lower extreme joint has the jump ring.

The utility model discloses an in the preferred mode, the support frame top is rotated and is installed the lead screw, pressure spring upper end fixedly connected with clamp plate, the lead screw with clamp plate threaded connection, the pressure spring lower extreme with driving wheel support upper end fixed connection.

The utility model discloses an in the preferred mode, the lead screw upper end pass through the bearing with the support frame rotates to be connected, clamp plate fixedly connected with thread bush, the lead screw with thread bush threaded connection, the coaxial knob that is fixed with in lead screw upper end.

The utility model discloses an in the preferred mode, the discharge gate of wire drawing mould with the traction wheel is installed in the coplanar, the wire drawing mould with be provided with the guide wheel between the traction wheel.

The utility model discloses an in the preferred mode, the traction wheel coaxial fixation has the worm wheel, the drive shaft coaxial fixation of motor has the worm, the worm wheel with the worm meshing, execute the pinch roller with the traction wheel passes through synchronous belt drive and connects, the hold-in range is the font setting.

The utility model discloses an among the preferred mode, tight pulley that rises is installed to the support frame, the traction wheel coaxial fixation has the main band pulley, the pressure application wheel coaxial fixation has the slave band pulley, the hold-in range connects gradually tight pulley, main band pulley and slave band pulley rise.

The utility model discloses an in the preferred mode, the spout has been seted up to the support frame lower extreme, sliding joint has the backup pad in the spout, the one end of backup pad is fixed with the bolster, the one end of bolster with support frame fixed connection, the bolster includes reset spring and attenuator.

In a preferred mode of the utility model, a winding device is installed at the end part of the support frame, a processing box is installed between the winding device and the traction wheel, an annealing device and an electroplating device are installed in the processing box, the annealing process is adopted to anneal the first semi-finished product, and the electroplating process is adopted to electroplate the second semi-finished product;

in a preferred mode of the utility model, the tire surface of the pressure application wheel is smoothly arranged, the tire surface of the traction wheel is provided with a printing groove for increasing the friction force, the surface of the traction wheel is printed at the same time, one surface of the copper strip formed by wire drawing of the wire drawing die is provided with a light reflecting groove and is jointed with the tire surface of the pressure application wheel,

the utility model discloses an among the preferred mode, the wire drawing hole has been seted up on the wire drawing mould, the wire drawing hole including smooth connection and the entry lubrication area, compression district, design district and the export district of coaxial line in proper order, the size of the design district cross section of multistage wire drawing mould is steadilyd decrease in proper order until reaching the size of required photovoltaic solder strip to the design district position in the wire drawing hole of last one-level wire drawing mould is provided with and reflects light slot assorted slot formed body.

The utility model discloses an among the preferred mode, the design district be both ends opening and be the cuboid structure of platykurtic to the length direction size of the design district cross section of multistage wire drawing mould steadilys decrease in proper order, width direction size also steadilys decrease in proper order.

Preferably, the groove forming body is a structure with a plurality of bulges in continuous connection;

the utility model discloses an among the preferred mode, still unreel, first location guider, second location guider and coiling mechanism including the masterbatch of placing former material bar copper, first location guider establishes and unreels and the wire drawing mould at the masterbatch between, and second location guider sets up between traction wheel and coiling mechanism, the coiling mechanism sets up at the rear of handling the case, and former material bar copper that the masterbatch unreeled gets into the wire drawing mould through first location guider, and the rethread guide wheel passes the traction wheel, gets into annealing device through second location guider, gets into electroplating device again, at last by the coiling mechanism rolling.

The utility model has the advantages that: according to the special superfine wire drawing device for the photovoltaic welding strip, which is obtained through the design, the master batch passes through the wire drawing die arranged at one end of the support frame; because the pinch roller is installed directly over the traction wheel, through the mutual extrusion master batch of pinch roller and traction wheel, produce traction force when the drive traction wheel is rotatory, the pulling master batch, the pressure spring is installed to the support frame upper end, the pressure spring lower extreme is connected with the pinch roller, through setting up the pressure spring to pinch roller and traction wheel each other, be used for providing stable pressure, in order to ensure increase frictional force, pull the master batch and remove, coiling wire drawing shaping's finished product of coiling device, at the in-process of changing the wind-up roll, the wire drawing process continues, and the work efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic diagram of an overall structure provided by an embodiment of the present invention;

fig. 2 is a schematic view of a pressure spring mounting structure provided in an embodiment of the present invention;

fig. 3 is a schematic side view of a traction wheel according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a motor connecting worm according to an embodiment of the present invention;

fig. 5 is a schematic view of a synchronous belt transmission connection structure provided in an embodiment of the present invention;

fig. 6 is a schematic view of a connection structure between the supporting plate and the bottom of the supporting frame according to an embodiment of the present invention.

In the figure: 100. a support frame; 110. a slide bar; 130. a screw rod; 131. a knob; 150. a guide wheel; 170. a support plate; 171. a buffer member; 180. a treatment box; 190. a winding device; 300. drawing a wire mould; 500. a traction assembly; 501. a synchronous belt; 503. a tension wheel; 510. a traction wheel; 511. a worm gear; 513. a primary pulley; 530. applying a pressing wheel; 531. a secondary pulley; 550. a pressure spring; 551. pressing a plate; 570. a motor; 571. a worm.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without making any creative effort, belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: a special superfine wire drawing device for photovoltaic solder strips comprises a support frame 100, a wire drawing die 300 and a traction assembly 500;

the wire drawing die 300 is installed at one end of the support frame 100; the traction assembly 500 comprises a traction wheel 510 and a pressure applying wheel 530, wherein the traction wheel 510 is installed at the lower end of the support frame 100, the pressure applying wheel 530 is installed right above the traction wheel 510, a pressure spring 550 is installed at the upper end of the support frame 100, and the lower end of the pressure spring 550 is connected with the pressure applying wheel 530.

In the embodiment of the present invention, the motor 570 is fixedly installed on the surface of the supporting frame 100, and the driving shaft of the motor 570 is in transmission connection with the traction wheel 510;

the surface of the supporting frame 100 is fixedly provided with a fixed wheel bracket, and the traction wheel 510 is rotatably arranged at the upper end of the fixed wheel bracket.

In the embodiment of the present invention, a driving wheel bracket is disposed at the upper end of the supporting frame 100, and the pressing wheel 530 is installed at the lower end of the driving wheel bracket;

the upper end of the support frame 100 is fixedly connected with a slide bar 110, the surface of the driving wheel support is provided with a through hole, the slide bar 110 is inserted and penetrated through the through hole in a sliding manner, and the lower end of the slide bar 110 is clamped with a clamp spring.

In the specific embodiment of the utility model, the lead screw 130 is installed in the rotation of support frame 100 top, and the fixed connection has clamp plate 551 in pressure spring 550 upper end, and lead screw 130 and clamp plate 551 threaded connection, pressure spring 550 lower extreme and driving wheel support upper end fixed connection.

In the specific embodiment of the utility model, the upper end of the screw rod 130 is rotatably connected with the support frame 100 through the bearing, the pressing plate 551 is fixedly connected with the threaded sleeve, the screw rod 130 is connected with the threaded sleeve in a threaded manner, and the knob 131 is coaxially fixed on the upper end of the screw rod 130.

In the specific embodiment of the present invention, the discharge port of the wire drawing mold 300 and the traction wheel 510 are installed in the same plane, and the guide wheel 150 is provided between the wire drawing mold 300 and the traction wheel 510.

In the specific embodiment of the present invention, the traction wheel 510 is coaxially fixed with a worm wheel 511, the driving shaft of the motor 570 is coaxially fixed with a worm 571, the worm wheel 511 is meshed with the worm 571, the pressing wheel 530 is in transmission connection with the traction wheel 510 through a synchronous belt 501, and the synchronous belt 501 is in an 8-shaped configuration.

In the embodiment of the present invention, the tension wheel 503 is installed on the supporting frame 100, the traction wheel 510 is coaxially fixed with the primary pulley 513, the pressure applying wheel 530 is coaxially fixed with the secondary pulley 531, and the synchronous belt 501 sequentially connects the tension wheel 503, the primary pulley 513 and the secondary pulley 531.

The utility model discloses an among the concrete implementation mode, the spout has been seted up to support frame 100 lower extreme, and sliding joint has backup pad 170 in the spout, and the one end of backup pad 170 is fixed with bolster 171, and the one end and the support frame 100 fixed connection of bolster 171, bolster 171 include reset spring and attenuator.

In the specific embodiment of the present invention, the end of the supporting frame 100 is provided with the winding device 190, the processing box 180 is installed between the winding device 190 and the traction wheel 510, the annealing device and the electroplating device are installed in the processing box 180, the annealing process is adopted to anneal the first semi-finished product, and the electroplating process is adopted to electroplate the second semi-finished product;

in the embodiment of the present invention, the press wheel 530 is smoothly arranged on the tire surface, the traction wheel 510 is provided with an embossing groove on the tire surface for increasing the friction force, and the surface is simultaneously printed, the surface of the copper strip formed by wire drawing through the wire drawing mold 300 is formed with a reflective groove to be attached to the tire surface of the press wheel 530,

the utility model discloses an among the specific embodiment, the wire drawing hole has been seted up on wire drawing mould 300, the wire drawing hole including smooth connection and the entry lubrication area, the compression district, design district and the export district of coaxial line in proper order, the size of the design district cross section of multistage wire drawing mould 300 steadilys decrease in proper order until reaching the size of required photovoltaic solder strip to the design district position in the wire drawing hole of last one-level wire drawing mould 300 is provided with and reflects light slot assorted slot formed body.

The utility model discloses an among the concrete implementation manner, design district be both ends opening and be the cuboid structure of platykurtic to the length direction size of the design district cross section of multistage wire drawing mould 300 steadilys decrease in proper order, and width direction size also steadilys decrease in proper order.

the utility model discloses an among the specific embodiment, still unreel including the masterbatch of placing former material bar copper, first location guider, second location guider and coiling mechanism 190, first location guider establishes that the masterbatch unreels and wire drawing mould 300 between, second location guider sets up between traction wheel 510 and coiling mechanism 190, coiling mechanism 190 sets up the rear at processing case 180, former material bar copper that the masterbatch unreeled gets into wire drawing mould 300 through first location guider, rethread guide wheel 150, pass traction wheel 510, get into annealing device through second location guider, reentrant electroplating device, finally by the coiling mechanism 190 rolling.

The working principle of the special superfine wire drawing device for the photovoltaic solder strip is as follows: when in use, the master batch passes through the wire drawing die 300 arranged at one end of the support frame 100; because the pressure applying wheel 530 is arranged right above the traction wheel 510, the master batch is mutually extruded through the pressure applying wheel 530 and the traction wheel 510, the traction force is generated when the traction wheel 510 is driven to rotate, the master batch is pulled, the pressure spring 550 is arranged at the upper end of the support frame 100, the lower end of the pressure spring 550 is connected with the pressure applying wheel 530, the pressure applying wheel 530 and the traction wheel 510 are mutually extruded through the pressure spring 550, the pressure is used for providing stable pressure, the friction force is increased, the traction master batch is moved, the winding device 190 winds and forms a finished product in a wire drawing mode, in the process of replacing the winding roller, the wire drawing process is continued, and the working efficiency is improved.

It should be noted that the specific model specification of the motor 570 needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The powering of the motor 570 and its principle will be clear to the skilled person and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A special superfine wire drawing device for photovoltaic solder strip is characterized by comprising

A support frame (100);

the wire drawing die (300), the wire drawing die (300) is installed at one end of the supporting frame (100);

the traction assembly (500), the traction assembly (500) includes traction wheel (510) and pressure applying wheel (530), install traction wheel (510) support frame (100) lower extreme, pressure applying wheel (530) are installed directly over traction wheel (510), pressure spring (550) are installed to support frame (100) upper end, pressure spring (550) lower extreme with pressure applying wheel (530) are connected.

2. The special superfine drawing device for the photovoltaic solder strip according to claim 1, wherein a motor (570) is fixedly installed on the surface of the supporting frame (100), and a driving shaft of the motor (570) is in transmission connection with the traction wheel (510);

the surface of the support frame (100) is fixedly provided with a fixed wheel support, and the traction wheel (510) is rotatably arranged at the upper end of the fixed wheel support.

3. The special superfine wire drawing device for the photovoltaic solder strip is characterized in that a movable wheel bracket is arranged at the upper end of the supporting frame (100) in an inverted mode, and the pressing wheel (530) is installed at the lower end of the movable wheel bracket;

the supporting frame (100) upper end fixedly connected with slide bar (110), the through-hole has been seted up on driving wheel support surface, slide bar (110) slip grafting runs through the through-hole, slide bar (110) lower extreme joint has the jump ring.

4. The special superfine wire drawing device for the photovoltaic solder strip as claimed in claim 3, wherein a lead screw (130) is rotatably mounted at the top of the support frame (100), a pressing plate (551) is fixedly connected to the upper end of the pressure spring (550), the lead screw (130) is in threaded connection with the pressing plate (551), and the lower end of the pressure spring (550) is fixedly connected to the upper end of the movable wheel support.

5. The special ultrafine wire drawing device for the photovoltaic solder strip as claimed in claim 4, wherein the upper end of the screw rod (130) is rotatably connected with the support frame (100) through a bearing, the pressing plate (551) is fixedly connected with a threaded sleeve, the screw rod (130) is in threaded connection with the threaded sleeve, and the upper end of the screw rod (130) is coaxially fixed with a knob (131).

6. The special superfine drawing device for the photovoltaic solder strip according to claim 1, wherein the discharge port of the drawing die (300) and the traction wheel (510) are installed in the same plane, and a guide wheel (150) is arranged between the drawing die (300) and the traction wheel (510).

7. The special superfine drawing device for the photovoltaic welding strip according to claim 2, wherein a worm wheel (511) is coaxially fixed on the traction wheel (510), a worm (571) is coaxially fixed on a driving shaft of the motor (570), the worm wheel (511) is meshed with the worm (571), the pressing wheel (530) is in transmission connection with the traction wheel (510) through a synchronous belt (501), and the synchronous belt (501) is arranged in an 8 shape.

8. The special superfine drawing device for the photovoltaic welding strip as claimed in claim 7, wherein the supporting frame (100) is provided with a tension wheel (503), the traction wheel (510) is coaxially fixed with a main belt wheel (513), the pressure applying wheel (530) is coaxially fixed with a secondary belt wheel (531), and the synchronous belt (501) is sequentially connected with the tension wheel (503), the main belt wheel (513) and the secondary belt wheel (531).