CN209434216U

CN209434216U - A kind of environment protection solar cell back electrode processing unit (plant)

Info

Publication number: CN209434216U
Application number: CN201920116818.8U
Authority: CN
Inventors: 谢毅; 王岚; 吴俊旻
Original assignee: Tongwei Solar Chengdu Co Ltd
Current assignee: Tongwei Solar Chengdu Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2019-09-24
Anticipated expiration: 2029-01-23

Abstract

The utility model discloses a kind of environment protection solar cell back electrode processing unit (plant)s, it is related to technical field of solar cell manufacturing, the utility model includes dip-coating case, tangent mechanism and processing case, tangent mechanism is located between dip-coating case and processing case, silver paste is filled in dip-coating case, dip-coating case left and right sidewall offers the logical wire casing passed through for several resistive conductors, dip-coating case inner top is provided with telescoping cylinder A, the bottom telescoping cylinder A is connected with fixed plate, fixed plate bottom is connected with the guide roller for guiding corresponding resistive conductor by several struts, dip-coating case trailing outside wall is fixed with the dual-rod hydraulic cylinder arranged vertically, the bar of two-piston up and down of dual-rod hydraulic cylinder is respectively connected with bracket, bracket protrudes into dip-coating case and is connected with pressing plate, resistive conductor is between two pressing plates, pressing plate it is adjacent to each other be provided with spongy layer on one side, dip-coating case rear side wall is opened Equipped with the vertical through slot with support assorted, the utility model has the advantages that structure is simple, saves material, energy conservation and environmental protection.

Description

A kind of environment protection solar cell back electrode processing unit (plant)

Technical field

The utility model relates to technical field of solar cell manufacturing, more particularly to a kind of environment protection solar electricity Pond back electrode processing unit (plant).

Background technique

Early in 1839, French scientist shellfish Crelle (Becqurel) found that illumination can make semiconductor material not With generating potential difference between position.This phenomenon is later known as " photovoltaic effect ", referred to as " photovoltaic effect ".1954, Practical single crystal silicon solar cell has been made in AT&T Labs, the U.S. for the first time for the proper guest of American scientist and Pierre pine, and being born will Solar energy is converted to the practical photovoltaic power generation technology of electric energy.The basis of solar cell working principle is the photoproduction of semiconductor PN Volta effect is exactly when object is by illumination, and the intracorporal charge distribution state of object changes and generates electromotive force and electric current A kind of effect, i.e., when sunlight or other light irradiation semiconductor PN junction when, voltage will occur on the both sides of PN junction, be called Photovoltage keeps PN junction short-circuit, will generate electric current.

Most solar battery main process at present are as follows: (1) battery printing silver electrode is dried again；(2) battery prints Aluminium electric field is dried again；(3) battery, which adds, is soaked with the resistive conductor of silver paste, and is placed sintering furnace and be sintered, need at this time by Resistive conductor is tightened on battery after cutting and is again sintered entire battery, and it is to be stained with that the resistive conductor disconnected with battery, which still has one section, There is silver paste, traditional method is usually that this partial ohmic line is directly cut waste treatment, then will not by cable pulling-pushing device The resistive conductor winding recycling for speckling with silver paste, with mass production, discarded resistive conductor accumulation is more, causes waste of raw materials, Use cost is high, is unfavorable for energy conservation and environmental protection.

Therefore above-mentioned technical problem how is solved, there is very much realistic meaning to those skilled in the art.

Utility model content

The purpose of this utility model is that: it gives up in process of production to solve existing electrode of solar battery processing unit (plant) The resistive conductor of abandoning is more, causes waste of raw materials, the high technical problem of use cost, and the utility model provides a kind of environment-friendly type too Positive energy battery back electrode processing unit (plant).

The utility model specifically uses following technical scheme to achieve the goals above:

A kind of environment protection solar cell back electrode processing unit (plant), including dip-coating case, tangent mechanism and processing case, cutting machine Structure is located between dip-coating case and processing case, silver paste is filled in dip-coating case, dip-coating case left and right sidewall is offered for several resistive conductors By logical wire casing, dip-coating case inner top is provided with telescoping cylinder A, and the bottom telescoping cylinder A is connected with fixed plate, and fixed plate bottom passes through Several struts are connected with the guide roller for guiding corresponding resistive conductor, and dip-coating case trailing outside wall is fixed with the double rod arranged vertically Hydraulic cylinder, the bar of two-piston up and down of dual-rod hydraulic cylinder are respectively connected with bracket, and bracket, which protrudes into dip-coating case, is connected with pressing plate, resistance Line between two pressing plates, pressing plate it is adjacent to each other be provided with spongy layer on one side, dip-coating case rear side wall offers and bracket The vertical through slot of cooperation, pressing plate are arranged far near the logical wire casing of tangent mechanism.

Further, tangent mechanism includes frame, and frame roof is provided with telescoping cylinder B, and the bottom telescoping cylinder B is connected by knife rest Be connected to blade, bottom is provided with telescoping cylinder C in frame, be connected with plate at the top of telescoping cylinder C, resistive conductor be located at blade and plate it Between.

Further, it processes in case and offers processing groove, elevating mechanism, connection at the top of elevating mechanism are provided in processing groove There is the mounting base for placing solar battery, processing two lateral roof of case offers wire lead slot, if being provided in wire lead slot Dry backing plate, wire lead slot is interior to be equipped with step, several and backing plate interlaced arrangement lead plate is provided at step, lead plate can be along platform Rank level is slided, and offers the through-hole passed through for resistive conductor in lead plate, and two end of through-hole is flare openings, processing Offer the bar shaped groove of face through-hole inside and outside case, before and after processing case side be provided with protrude into wire lead slot for clamping pad The fastening screw of plate.

Further, elevating mechanism includes screw rod, and screw rod bottom is connected with the step for being located at processing bottom portion by shaft coupling Into motor, it is threaded with nut seat on screw rod, the slide guide bar being fixed in processing groove, nut seat are provided through on nut seat It can move up and down along slide guide bar, be connect by several support frames with mounting base at the top of nut seat, screw rod and slide guide bar distinguish position In mounting base two sides.

Further, its length direction is provided with several altitude scale lines on slide guide bar.

Further, the holding tank for placing solar battery is offered in mounting base, is provided with if accommodating trench bottom Dry rubber substance horizontal stripe.

Further, mounting base two side ends are provided with several housing screws for protruding into holding tank, housing screw and solar energy Rubber pad is equipped between battery.

Working principle: when cable pulling-pushing device (being not drawn into figure) is to resistive conductor unwrapping wire, resistive conductor passes through dip-coating case, telescoping cylinder A elongation drives all guide rollers to move down and resistive conductor is pressed into silver paste liquid level hereinafter, the corresponding resistive conductor of a guide roller, resistance Line is stained with silver paste in moving process, and the resistive conductor for speckling with silver paste sequentially passes through tangent mechanism and processing case, passes through lifting Mechanism jacks up solar battery until completely attaching to all resistive conductors, and resistive conductor is cut resistive conductor by tangent mechanism after tightening It is disconnected, it keeps elevating mechanism is motionless resistive conductor is made to maintain tensioned state, then solar battery is sintered, at this time telescoping cylinder A Shorten until guide roller is higher than logical wire casing position, then dual-rod hydraulic cylinder, which is shunk, drives two stands to draw close, until the sea of two pressing plates Continuous layer compresses all resistive conductors, and then resistive conductor is in the case where cable pulling-pushing device (being not drawn into figure) rotates backward effect toward dip-coating case Interior movement, the silver paste under spongy layer effect on resistive conductor, which is adsorbed, dries, clean resistive conductor from logical wire casing go out finally around Volume in figure on cable pulling-pushing device (being not drawn into).

The beneficial effects of the utility model are as follows:

1, resistive conductor sequentially passes through dip-coating case, tangent mechanism and processing case, and the effect of dip-coating case is in resistive conductor dip-coating Silver paste, the effect for processing case is will to speckle with the resistive conductor sintering of silver paste on the solar cell, when the resistive conductor for speckling with silver paste is taut Tightly on the solar cell after, resistive conductor is cut off by tangent mechanism, telescoping cylinder A shortens until guide roller is higher than logical line at this time Groove location, then dual-rod hydraulic cylinder, which is shunk, drives two stands to draw close, until the spongy layer of two pressing plates compresses all resistive conductors, so Resistive conductor moves in dip-coating case in the case where cable pulling-pushing device (being not drawn into figure) rotates backward effect afterwards, the electricity under spongy layer effect Silver paste on resistance line, which is adsorbed, dries, while silver paste drippage reflux has certain recycling to act on silver paste in dip-coating case, clean Resistive conductor goes out last coiling on cable pulling-pushing device (being not drawn into figure) from logical wire casing, it is not necessary to the electricity of silver paste is speckled with to this part It is discarded to hinder line shearing, had both recycled part silver paste, in turn avoids resistive conductor waste, substantially reduces use cost, energy conservation and environmental protection Property it is high.

2, when operating tangent mechanism, plate is jacked up by telescoping cylinder C and is contacted until with resistive conductor, then telescoping cylinder B band Cutting blade, which moves down, cuts off all resistive conductors, and high degree of automation is easy to operate.

3, when installing resistive conductor on processing case, resistive conductor is passed through in lead plate from the bar shaped groove on the outside of processing case Through-hole, then from processing the case other side bar shaped groove resistive conductor is pulled out, then by resistive conductor pass through processing the case other side pair The lead plate answered, repeats above operation, and all resistive conductors are passed through processing case two sidewalls, will when then adjusting resistive conductor spacing The backing plate of respective thickness is put into wire lead slot and between adjacent two lead plate, makes backing plate and lead plate interlaced arrangement, most After two sides install backing plate, then by the corresponding backing plate of fastening screw screw-in compression of front and back side, all backing plates and lead plate are consolidated It is fixed live, fixed form is same as above inside the processing groove of the other side, after two sides resistive conductor is tightened, by elevating mechanism by solar battery It jacks up until completely attaching to all resistive conductors, it is easy to operate, quantify the spacing between resistive conductor by backing plate, to keep away Human error is exempted from, practicability is high.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of environment protection solar cell back electrode processing unit (plant) of the utility model；

Fig. 2 is the schematic cross-sectional view in Fig. 1 at A-A；

Fig. 3 is the structural schematic diagram of Fig. 1 top view；

Fig. 4 is the schematic cross-sectional view of lead plate.

Appended drawing reference: 1- processes case, 2- processing groove, 3- elevating mechanism, 3.1- screw rod, 3.2- stepper motor, 3.3- screw Seat, 3.4- slide guide bar, 3.4.1- altitude scale line, 4- mounting base, 5- wire lead slot, 6- backing plate, 7- lead plate, 7.1- through-hole, 7.2- flare openings, 8- resistive conductor, 9- bar shaped groove, 10- fastening screw, 11- rubber horizontal stripe, 12- housing screw, 13- rubber Rubber mat, 14- solar battery, 15- dip-coating case, 15.1- lead to wire casing, the vertical through slot of 15.2-, 16- tangent mechanism, 17- telescoping cylinder A, 18- fixed plate, 19- guide roller, 20- dual-rod hydraulic cylinder, 21- bracket, 22- pressing plate, 23- spongy layer, 24- frame, 25- are flexible Cylinder B, 26- blade, 27- telescoping cylinder C, 28- plate.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model, Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each Different configurations is planted to arrange and design.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to The range of the utility model protection.

It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive Property include so that include a series of elements process, method, article or equipment not only include those elements, but also Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described There is also other identical elements in the process, method, article or equipment of element.

The feature of the utility model and performance are described in further detail with reference to embodiments.

Embodiment 1

As shown in Fig. 1 to 3, the present embodiment provides a kind of environment protection solar cell back electrode processing unit (plant)s, including dip-coating Case 15, tangent mechanism 16 and processing case 1, tangent mechanism 16 are located between dip-coating case 15 and processing case 1, fill silver in dip-coating case 15 Slurry, 15 left and right sidewall of dip-coating case offer the logical wire casing 15.1 passed through for several resistive conductors 8, and 15 inner top of dip-coating case is provided with The bottom telescoping cylinder A17, telescoping cylinder A17 is connected with fixed plate 18, and 18 bottom of fixed plate is connected with by several struts for guiding The guide roller 19 of corresponding resistive conductor 8,15 trailing outside wall of dip-coating case are fixed with the dual-rod hydraulic cylinder 20 arranged vertically, and double rod is hydraulic The bar of two-piston up and down of cylinder 20 is respectively connected with bracket 21, and bracket 21, which protrudes into dip-coating case 15, is connected with pressing plate 22, and resistive conductor 8 Between two pressing plates 22, pressing plate 22 it is adjacent to each other be provided with spongy layer 23 on one side, 15 rear side wall of dip-coating case offer with The vertical through slot 15.2 that bracket 21 cooperates, pressing plate 22 are arranged far near the logical wire casing 15.1 of tangent mechanism 16.

In the present embodiment, resistive conductor sequentially passes through dip-coating case, tangent mechanism and processing case, and the effect of dip-coating case is for resistance Silver paste in line dip-coating, the effect for processing case is will to speckle with the resistive conductor sintering of silver paste on the solar cell, when speckling with silver paste After resistive conductor is tightened on the solar cell, resistive conductor is cut off by tangent mechanism, telescoping cylinder A shortens until guide roller at this time Higher than logical wire casing position, then dual-rod hydraulic cylinder, which is shunk, drives two stands to draw close, until the spongy layer of two pressing plates is by all resistance Line compresses, and then resistive conductor moves in dip-coating case in the case where cable pulling-pushing device (being not drawn into figure) rotates backward effect, in sponge The silver paste that layer acts on lower resistive conductor, which is adsorbed, dries, while silver paste drippage reflux has certain recycling to silver paste in dip-coating case Effect, clean resistive conductor go out last coiling on cable pulling-pushing device (being not drawn into figure) from logical wire casing, it is not necessary to this part The resistance line shearing for speckling with silver paste is discarded, has both recycled part silver paste, in turn avoids resistive conductor waste, substantially reduce use at This, environmental protection and energy saving is high.

Embodiment 2

As shown in figs. 1 and 3, the present embodiment is to be further optimized on the basis of embodiment 1, specifically, cutting machine Structure 16 includes frame 24, is provided with telescoping cylinder B25 at the top of frame 24, the bottom telescoping cylinder B25 is connected with blade 26, frame by knife rest Bottom is provided with telescoping cylinder C27 in frame 24, is connected with plate 28 at the top of telescoping cylinder C27, resistive conductor 8 is located at blade 26 and plate 28 Between.

In the present embodiment, when operating tangent mechanism, plate is jacked up by telescoping cylinder C and is contacted until with resistive conductor, then Telescoping cylinder B band cutting blade, which moves down, cuts off all resistive conductors, and high degree of automation is easy to operate.

Embodiment 3

As shown in fig. 1 to 4, the present embodiment is to be further optimized on the basis of embodiment 1, specifically, processes case 1 Processing groove 2 is inside offered, elevating mechanism 3 is provided in processing groove 2, is connected at the top of elevating mechanism 3 for placing solar energy The mounting base 4 of battery 14, processing 1 liang of lateral roof of case offer wire lead slot 5, several backing plates 6, lead are provided in wire lead slot 5 It is equipped with step in slot 5, several and 6 interlaced arrangement of backing plate lead plate 7 is provided at step, lead plate 7 can be along step level It slides, offers the through-hole 7.1 passed through for resistive conductor 8 in lead plate 7,7.1 liang of ends of through-hole are flare openings 7.2, the bar shaped groove 9 that face through-hole 7.1 is offered inside and outside case 1 is processed, processing 1 front and back side of case, which is provided with, protrudes into lead The fastening screw 10 for being used to compress backing plate 6 of slot 5.

In the present embodiment, when installing resistive conductor on processing case, resistive conductor is worn from the bar shaped groove on the outside of processing case The through-hole in lead plate is crossed, then is pulled out resistive conductor from the bar shaped groove of the processing case other side, then resistive conductor is passed through into processing The corresponding lead plate in the case other side, repeats above operation, and all resistive conductors are passed through processing case two sidewalls, then adjust resistive conductor When spacing, the backing plate of respective thickness is put into wire lead slot and between adjacent two lead plate, backing plate is made to interlock with lead plate Arrangement after most two sides install backing plate, then is screwed in by the fastening screw of front and back side and compresses corresponding backing plate, by all backing plates and Lead plate is fixed, and fixed form is same as above inside the processing groove of the other side, will too by elevating mechanism after two sides resistive conductor is tightened Positive energy battery is jacked up until completely attaching to all resistive conductors, easy to operate, between being quantified between resistive conductor by backing plate Away from so as to avoid human error, practicability is high.

Embodiment 4

As shown in Fig. 1 to 3, the present embodiment is further optimized on the basis of embodiment 3, specifically, elevator Structure 3 includes screw rod 3.1, and 3.1 bottom of screw rod is connected with the stepper motor 3.2 for being located at processing 1 bottom of case, screw rod by shaft coupling It is threaded with nut seat 3.3 on 3.1, the slide guide bar 3.4 being fixed in processing groove 2, screw are provided through on nut seat 3.3 Seat 3.3 can be moved up and down along slide guide bar 3.4, be connect by several support frames with mounting base 4 at the top of nut seat 3.3, screw rod 3.1 4 two sides of mounting base are located at slide guide bar 3.4, its length direction is provided with several altitude scale lines on slide guide bar 3.4 3.4.1, the holding tank for placing solar battery 14 is offered in mounting base 4, if accommodating trench bottom is provided with dry rubber substance cross Item 11,4 two side ends of mounting base are provided with several housing screws 12 for protruding into holding tank, housing screw 12 and solar battery 14 it Between be equipped with rubber pad 13.

In the present embodiment, when elevating mechanism works, starting stepper motor drives screw rod rotation, and slide guide bar limits nut seat and turns It is dynamic, thus move up and down nut seat according to screw rod different rotary direction, so that mounting base is driven to move up and down, slide guide bar On graduation mark can accurately to mounting base move up height be adjusted, after solar battery puts the holding tank of mounting base into, pass through Several housing screws live solar battery, and structure is firm, while convenient for the solar battery of fixed different size.

The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model Scope of patent protection be subject to claims, it is equivalent made by all specifications and accompanying drawing content with the utility model Structure change similarly should be included in the protection scope of the utility model.

Claims

1. a kind of environment protection solar cell back electrode processing unit (plant), including dip-coating case (15), tangent mechanism (16) and processing case (1), tangent mechanism (16) is located between dip-coating case (15) and processing case (1), fills silver paste, dip-coating case (15) in dip-coating case (15) Left and right sidewall offers the logical wire casing (15.1) passed through for several resistive conductors (8), which is characterized in that dip-coating case (15) inner top It is provided with telescoping cylinder A (17), telescoping cylinder A (17) bottom is connected with fixed plate (18), and fixed plate (18) bottom passes through several struts It is connected with the guide roller (19) for guiding corresponding resistive conductor (8), dip-coating case (15) trailing outside wall is fixed with to be arranged vertically The bar of two-piston up and down of dual-rod hydraulic cylinder (20), dual-rod hydraulic cylinder (20) is respectively connected with bracket (21), and bracket (21) protrudes into leaching It applies and is connected with pressing plate (22) in case (15), for resistive conductor (8) between two pressing plates (22), pressing plate (22) one side adjacent to each other is equal It is provided with spongy layer (23), dip-coating case (15) rear side wall offers the vertical through slot (15.2) with bracket (21) cooperation, pressing plate (22) it is arranged far near the logical wire casing (15.1) of tangent mechanism (16).

2. a kind of environment protection solar cell back electrode processing unit (plant) according to claim 1, which is characterized in that cutting machine Structure (16) includes frame (24), is provided with telescoping cylinder B (25) at the top of frame (24), and (25) bottom telescoping cylinder B is connected by knife rest Have blade (26), frame (24) interior bottom is provided with telescoping cylinder C (27), is connected with plate (28), resistance at the top of telescoping cylinder C (27) Line (8) is located between blade (26) and plate (28).

3. a kind of environment protection solar cell back electrode processing unit (plant) according to claim 1, which is characterized in that processing case (1) it offers processing groove (2) in, is provided with elevating mechanism (3) in processing groove (2), be connected with and be used at the top of elevating mechanism (3) The mounting base (4) of solar battery (14) is placed, processing (1) two lateral roof of case offers wire lead slot (5), in wire lead slot (5) It is provided with several backing plates (6), step is equipped in wire lead slot (5), several and backing plate (6) interlaced arrangement lead is provided at step Plate (7), lead plate (7) can be slided along step level, offer the through-hole passed through for resistive conductor (8) in lead plate (7) (7.1), (7.1) two end of through-hole is flare openings (7.2), offers face through-hole inside and outside processing case (1) (7.1) bar shaped groove (9), side is provided with the fastening for being used to compress backing plate (6) for protruding into wire lead slot (5) before and after processing case (1) Screw (10).

4. a kind of environment protection solar cell back electrode processing unit (plant) according to claim 3, which is characterized in that elevator Structure (3) includes screw rod (3.1), and screw rod (3.1) bottom is connected with the stepper motor for being located at processing case (1) bottom by shaft coupling (3.2), it is threaded with nut seat (3.3) on screw rod (3.1), is provided through on nut seat (3.3) and is fixed on processing groove (2) Interior slide guide bar (3.4), nut seat (3.3) can be moved up and down along slide guide bar (3.4), by several at the top of nut seat (3.3) Support frame is connect with mounting base (4), and screw rod (3.1) and slide guide bar (3.4) are located at mounting base (4) two sides.

5. a kind of environment protection solar cell back electrode processing unit (plant) according to claim 4, which is characterized in that slide guide bar (3.4) its length direction is provided with several altitude scale lines (3.4.1) on.

6. a kind of environment protection solar cell (14) back electrode processing unit (plant) according to claim 3 or 4, feature exist In, the holding tank for placing solar battery (14) is offered in mounting base (4), if accommodate trench bottom be provided with dry rubber substance cross Item (11).

7. a kind of environment protection solar cell back electrode processing unit (plant) according to claim 6, which is characterized in that mounting base (4) two side ends are provided with several housing screws (12) for protruding into holding tank, between housing screw (12) and solar battery (14) Equipped with rubber pad (13).