CN206882464U - Busbar collimating system - Google Patents

Abstract

The utility model aims at the problems in the prior art that the efficiency of manual straightening is low and the straightening effect is unsatisfactory when straightening the bus bars of the solar cell panel assembly, and provides a bus bar straightening system, which includes materials Roll support, guide wheel group, straightening wheel group, power roller group, the bus bar material roll is rotated and set on the material roll support, the bus bar is led out of the material roll, guided by the guide wheel group to the straightening wheel group, and then enters the power roller group , the power roller set at least includes a driven roller and a driving roller set up and down correspondingly, the power roller set is connected with the power device to drive the power roller set to rotate, the bus bar passes between the driven roller and the driving roller, under the action of friction The power roller group pulls the bus bar to run forward. During the running process, the bus bar is continuously rolled by the upper and lower straightening wheels in the straightening wheel group in the positive and negative directions to achieve the straightening effect. The straightening system of this structure, the power roller group It is arranged behind the straightening wheel set to increase the straightening effect, easy to operate and good straightening effect.

Description

Busbar Alignment System

technical field

The utility model relates to a bus bar straightening system.

Background technique

In the prior art, the solar cell modules need to be connected with each other by welding bus bars to collect the current of the solar cell panels. The bus bar is a thin strip of metal. Usually, the bus bar is wound on a circular material roll. When in use, it needs to be drawn from the material roll and then cut according to the required length. The bus bar directly drawn from the material roll is bent and deformed due to being wound on the material roll for a long time, which is not convenient for direct cutting and welding, so the bus bar needs to be straightened before cutting. The efficiency of manual straightening is low, and the straightening effect is not ideal.

Utility model content

The purpose of the utility model is to provide a bus bar straightening system for the problem that the bus bar is bent and deformed in the prior art when the bus bar is welded to the solar cell assembly, which is inconvenient to use.

The purpose of this utility model is achieved through the following technical solutions:

A bus bar straightening system, including a material roll support, a guide wheel set, a straightening wheel set, and a power roll set. The bus bar roll is rotated on the roll support. The straight wheel group then enters the power roller group. The power roller group includes at least a driving roller and a driven roller. The driving roller and the driven roller are set up and down. The roller shaft of the driving roller is connected to the output end of the power device of the power roller group;

The guide wheel set includes at least one guide wheel and a reverse wheel, and the bus bar returns to the direction of the coil support after being guided by the reverse wheel;

A limit pin shaft is arranged on the guide wheel, and the limit pin shaft is set along the direction of the guide wheel shaft, and the distance between the limit pin shaft and the outer circular surface of the guide wheel is adapted to the thickness of the bus bar;

The guide wheel set includes a guide plate, the guide plate is arranged at the input end of the guide wheel set, the guide hole is set on the guide plate, the position of the guide hole corresponds to the position of the bus bar, and the size of the guide hole is adapted to the width of the bus bar;

The straightening wheel set includes at least two upper straightening wheels and three lower straightening wheels, the upper straightening wheels are axially arranged in parallel, the bottom cut surfaces of the upper straightening wheels are on the same plane, the lower straightening wheels are arranged axially parallel, and the top cut surfaces of the lower straightening wheels are at On the same plane, the two planes are parallel to each other, the distance between the two planes can be adjusted, and the upper straightening wheel is set above the two adjacent lower straightening wheels;

The front end of the straightening wheel set is provided with a guide slot, the width of the guide slot is adapted to the width of the bus bar, and the bottom plane of the guide slot is higher than the height of the upper surface of the lower straightening wheel;

The driven roller and the driving roller are respectively arranged on the fixed seat through the rotation of the roller shaft, and the driven roller is correspondingly arranged above the driving roller. The outer circumference of the driving roller and the driven roller is covered with rubber. Adjust the height vertically;

A positioning shaft is arranged on the material roll support, the positioning shaft is conical, the bottom of the cone is fixed on the material roll support, and the bus bar material roll is arranged on the positioning shaft for rotation.

With the bus bar straightening system provided by the utility model, since the material roll support, the guide wheel set, the straightening wheel set, and the power roll set are set, the bus bar roll is rotated on the roll support, and the bus bar is guided by the roll. The wheel group is guided to the straightening wheel group and then enters the power roller group. The power roller group is connected with the power device to drive the power roller group to rotate. Under the action of friction, the power roller group pulls the bus bar to run forward. In the straightening wheel group, the upper and lower straightening wheels in the straightening wheel group are rolled continuously in the positive and negative directions to achieve the straightening effect. In the straightening system of this structure, the power roller group is set behind the straightening wheel group, which increases the straightening effect. , simple operation, good straightening effect.

Description of drawings

Fig. 1 is a perspective view structure diagram of an embodiment of a bus bar straightening system of the utility model;

Fig. 2 is a schematic structural diagram of a front view of a bus bar straightening system of the present invention.

Explanation of reference signs

1201-material roll; 1202-positioning shaft; 1205-material roll bracket;

1210-guiding wheel set; 1211-guiding plate; 1212-guiding wheel; 1213-reverse wheel; 1214-limit pin; 1215-connecting arm; 1216-guiding hole;

1220-power roller group; 1221-fixed seat; 1222-driven roller; 1223-driving roller; 1224-roller group power device; 1225-bolt one; 1226-driven roller shaft;

1230-straightening wheel set; 1231-upper straightening wheel; 1233-lower straightening wheel; 1235-bolt two; 1236-mounting seat;

1240-base; 1250-bus bar; 1260-guiding slot.

detailed description

Below in conjunction with specific embodiment the utility model is described further:

As shown in Fig. 1-Fig. 2, a bus bar straightening system includes a roll support 1205, a guide wheel set 1210, a straightening wheel set 1230, and a power roll set 1220. The roll 1201 is rotatably set on the roll support 1205 Above, the bus bar 1250 is led out from the material roll, and enters the straightening wheel set 1230 under the guidance of the guide wheel set 1210, and the bus bar bent in the straightening wheel set is straightened, and then enters by the straightening wheel set 1230 To the power roller group 1220, the power roller group 1220 provides power for the bus bar, and pulls the bus bar to run forward to ensure the normal operation of the whole system, and at the same time drives the material coil to rotate to ensure continuous material supply.

Preferably, the guide wheel set 1210 includes at least one guide wheel 1212 and at least one reverse wheel 1213 , and the bus bar 1250 runs along the outer circular surface of the guide wheel 1212 . During the operation of the bus bar, when the output end needs to be stopped, the material roll 1201 will continue to rotate under the action of inertia, which will cause the bus bar to be loosely accumulated between the guide wheel groups. It is best to set a limit pin 1214 on the guide wheel 1212. The limit pin 1214 is preferably arranged parallel to the centerline of the guide wheel. One or both ends of the limit pin can be fixed on the guide wheel 1215 through the connecting arm 1215. At one or both ends of the wheel 1212, the connecting arm 1215 can rotate around the axis center of the guide wheel to adjust the position of the limit pin 1214 to adapt to the running direction of the bus bar 1250. After the adjustment, the connecting arm 1215 is fixed on the on the steering wheel. The bus bar 1250 passes between the guide wheel 1212 and the limit pin shaft 1214, and the limit pin shaft 1214 itself may or may not rotate. In order to reduce friction, it is preferably set so that it can rotate itself. The reverse wheel 1213 can be arranged at the output end of the guide wheel group 1210. After the bus bar wraps around the reverse wheel 1213 by 180°, it changes the running direction and runs towards the direction of the material roll support, thus reducing the stroke length of the bus bar while ensuring the travel length of the bus bar take up space. The guide wheel set 1210 can also include a guide plate 1211. Since the material roll 1201 is arranged on the upper part of the roll support, its height is higher than the guide wheel set, and the bus bar 1250 is drawn from top to bottom, so the vertical section is preferably provided with a guide plate 1211 , the guide plate can be fixed on the roll support 1205, the guide plate 1211 is provided with a guide hole 1216, and the bus bar 1250 passes through the guide hole 1216 to ensure the positioning of the bus bar 1250 in the vertical direction. Since the bus bar is led out from the top and then turns horizontal, the guide wheel is preferably set at the 90° corner of the bus bar. A straightening was performed for the bending deformation. One or more guide wheels can be arranged in the horizontal direction to prevent the bus bar from sagging.

The bus bar 1250 enters the straightening wheel set 1230 after passing through the guide wheel set 1210. The straightening wheel set can include an upper straightening wheel and a lower straightening wheel. To ensure the straightening effect, the straightening wheel set can include multiple upper and lower straightening wheels. Wheels, preferably including two upper straightening wheels 1231 and three lower straightening wheels 1233, the lower straightening wheels are arranged on the base 1240 through the rotation of the connecting shaft, the axial direction between the lower straightening wheels is flat and the upper surfaces are on the same plane , the upper straightening wheels are arranged on the mounting base 1236 through the rotation of the connecting shaft, the upper straightening wheels are parallel to each other and the lower surfaces are on the same plane. The distance between the upper and lower straightening wheels can be adjusted according to the thickness and bending degree of the bus bar. Spacers can be provided between the mounting seat 1236 and the base 1240, and the distance between the upper and lower straightening wheels can be adjusted by increasing or decreasing the spacers. The lower surface of the upper straightening wheel can be located above or below the upper surface of the lower straightening wheel. When it is below it, the upper and lower straightening wheels will squeeze the bus bar more, which is suitable for straightening the bus bar with serious deformation. . The mounting base 1236 is fixed above the base 1240 by bolts 1235. To ensure the stability of the mounting base, the number of bolts 1235 is preferably four. The upper and lower straightening wheels are preferably staggered, that is, the upper straightening wheels are arranged at the upper position between the adjacent lower straightening wheels, so that when the bus bar 1250 passes between the upper and lower straightening wheels, the upper and lower straightening wheels will move the bus bar. Continuous rolling in the forward and reverse directions has a good straightening effect.

The bus bar 1250 enters the power roller group 1220 after passing through the straightening wheel group 1230. The power roller group 1220 includes at least one driving roller 1223 and one driven roller 1222. On the fixed seat 1221 , the driven roller 1222 is correspondingly arranged above the driving roller 1223 . For the convenience of laying the bus bar between the two rollers, the driven roller can be arranged in a structure that can be adjusted up and down. At least two bolts 1225 can be vertically arranged on the upper end of the fixing seat 1221, and the two bolts 1225 correspond to the two ends of the driven roller shaft 1226 respectively. The outer surfaces of the two ends of the shaft 1226 prevent the driven roller from loosening. The output end of the roller group power device 1224 is connected with the roller shaft of the driving roller 1223 to provide power for the operation of the bus bar. Preferably, the outer peripheral surfaces of the driving roller 1223 and the driven roller 1222 are covered with rubber to increase the friction between the roller group and the bus bar.

Preferably, a guide slot 1260 is provided at the front end of the straightening wheel set 1230, the guide slot can be arranged on the plate, the width of the guide slot is slightly larger than the width of the bus bar 1250, and the bottom plane of the slot is slightly higher than the lower alignment The height of the upper surface of the straight wheel 1233 and the bottom surface of the slot hold up the bus bar slightly to prevent the bus bar from sagging, and the two sides of the slot block the oblique offset of the bus bar.

Preferably, a connecting shaft 1202 is provided on the material roll support 1205, and the connecting shaft 1202 is preferably tapered to facilitate the removal of the material roll. The connecting shaft 1202 is preferably vertically fixed on the upper end of the material roll support 1205, the material roll 1201 passes through the connecting shaft and is arranged on the material roll support 1205, the inner surface of the material roll is closely attached to the material roll support, and the connecting shaft 1202 and the material roll 1201 are preferably The coaxial center is set, the end part of the connecting shaft can be provided with threads, and the outer surface of the material roll can be fixed and locked with nuts.

When setting, the upper surface of the straightening roller set is flush with the upper surface of the lower roller of the power roller set, which is beneficial to straightening and maintaining.

During work, at first draw bus bar 1250 from material roll 1201, lead into straightening wheel set 1230 through guide wheel set 1210, bus bar will be clamped in the guide slot 1260 before entering straightening wheel set. Loosen the four bolts 1235, lift the mounting seat 1236, and the upper straightening wheel is lifted accordingly, lay the bus bar on the upper surface of the lower straightening wheel, put down the mounting seat 1236, and simultaneously place the Set an appropriate amount of spacers between them, adjust the distance between the upper and lower straightening wheels, and tighten the bolt 2 1235. At this time, the upper and lower straightening wheels will press the bus bar tightly. The bus bar then enters the power roller group 1220, loosen the bolt one 1225, lift the driven roller 1222, the bus bar 1250 passes between the driven roller 1222 and the driving roller 1223, and then tighten the bolt one 1225, at this time, The driving roller and the driven roller press the bus bar tightly. After the bus bar 1250 is laid, the roller group power device 1224 is turned on, and the roller group power device 1224 drives the driving roller 1223 to rotate. Since the upper and lower rollers are in a state of pressing the bus bar, under the action of friction, the driving roller 1223 drives the bus bar 1250 Running forward, the driven roller 1223 also rotates with the driving roller at the same time, and the bus bar is rolled forward and backward by the upper and lower straightening wheels in the straightening wheel set 1230 while running forward, so that the curved bus bar It tends to be smooth after leaving the straight wheel set 1230. Along with the rotation of the driving roller and the driven roller, the straightened bus bar is driven out by the driving roller group 1220 and enters the next process.

Claims (8)

1. a kind of busbar collimating system, including material volume support（1205）, guide wheel group（1210）, straightening-wheel group（1230）, it is dynamic Power roller group（1220）, the material volume（1201）It is rotatably arranged on busbar material volume support（1205）On, the busbar（1250） By material volume（1201）Draw through guide wheel group（1210）It is directed to the straightening-wheel group（1230）After enter back into power roller group （1220）, the power roller group（1220）Including at least drive roll（1223）And driven voller（1222）, on drive roll and driven voller Lower setting, roll shaft and the power roller group power set of drive roll（1224）Output end connection.

A kind of 2. busbar collimating system as claimed in claim 1, it is characterised in that the guide wheel group（1210）Including extremely A few directive wheel（1212）With a reversing wheel（1213）, the busbar（1250）Material volume is returned to after reverse Wheel-guiding Support（1205）Direction.

A kind of 3. busbar collimating system as claimed in claim 2, it is characterised in that the directive wheel（1212）It is upper that limit is set Position bearing pin（1214）, the spacing bearing pin（1214）Along directive wheel（1212）Direction of principal axis is set, and spacing bearing pin and directive wheel are cylindrical The distance on surface and the thickness of busbar are adapted.

A kind of 4. busbar collimating system as claimed in claim 1, it is characterised in that the guide wheel group（1210）Including leading To plate（1211）, the guide plate is arranged on the input of guide wheel group, pilot hole set on guide plate（1216）, pilot hole Position is corresponding with the position of busbar, and the size of pilot hole and the width of busbar are adapted.

A kind of 5. busbar collimating system as claimed in claim 1, it is characterised in that the straightening-wheel group（1230）Including extremely Few two upper straightening-wheels（1231）With three lower straightening-wheels（1233）, the upper straightening-wheel（1231）It is arranged in an axially parallel mode, colonel The bottom section of through ship at grade, the lower straightening-wheel（1233）It is arranged in an axially parallel mode, the top section of lower straightening-wheel At grade, described two planes are parallel to each other, and the distance of described two interplanars is adjustable to be set, the upper straightening-wheel It is arranged on top position between two adjacent lower straightening-wheels.

A kind of 6. busbar collimating system as claimed in claim 1, it is characterised in that the straightening-wheel group（1230）Front end Set and be oriented to neck（1260）, the width for being oriented to neck and the width of busbar be adapted, and is oriented to the bottom land plane of neck Higher than the height of lower straightening-wheel upper surface.

A kind of 7. busbar collimating system as claimed in claim 1, it is characterised in that the driven voller（1222）And drive roll （1223）It is arranged on respectively by what roll shaft rotated in fixed seat, driven voller is correspondingly arranged at the top of drive roll, the active Encapsulated processing is done on the excircle of roller and driven voller, driven voller can adjust height with the vertical direction.

8. a kind of busbar collimating system as claimed in claim 1, it is characterised in that locating shaft is set on the material volume support （1202）, the locating shaft is tapered, and the bottom of taper is fixed on material volume support（1205）On, busbar material volume（1201）Rotate Be arranged on locating shaft.