CN210911128U - Plastic laminated photovoltaic plate bending forming machine - Google Patents

Abstract

The utility model discloses a plastics lamination photovoltaic board make-up machine of bending, which comprises a frame, go up the mould subassembly, the lower mould subassembly, it comprises at least one last mould to go up the mould subassembly, the lower mould subassembly comprises two at least lower moulds, be provided with the moulding-die directly over the lower mould, the moulding-die top is provided with the heating device who carries out the heating to the photovoltaic board, form the heating and bend the district between two adjacent lower moulds, form between moulding-die and the lower mould and shelter from the district, the photovoltaic piece centre gripping of photovoltaic board is between moulding-die and lower mould, go up the mould and be located the heating and bend district top and with two adjacent lower mould cooperations will be located the heating and the photovoltaic board. The utility model prevents the photovoltaic piece of the photovoltaic plate from being baked at high temperature through the shielding of the pressing die, and protects the photovoltaic piece; through the extrusion of two adjacent lower dies and the pressing of the upper die, the photovoltaic panel is not stretched in the bending process, and a conducting strip in a bending part of the photovoltaic panel is not damaged; the upper die descends and keeps balance through the left and right linkage of the circular rack and the synchronous gear.

Description

A plastic laminated photovoltaic panel bending machine

technical field

The utility model relates to the technical field of photovoltaic panel production equipment, in particular to a plastic laminated photovoltaic panel bending and forming machine.

Background technique

With the continuous development of the photovoltaic industry, in order to effectively utilize space and land, the method of building photovoltaic power stations on the roof is widely used. In order to facilitate the installation of photovoltaic panels on roof tiles, the photovoltaic panels can be bent to closely fit on the special On the roof tiles with multiple grooves, the area of this photovoltaic panel is about 2000mm*1100mm. The photovoltaic panel is composed of two transparent toughened PET plastic sheets and an intermediate layer between them. The intermediate layer is bonded with EVA film. The base material is arranged with multiple groups of photovoltaic sheets at regular intervals. After being laminated by a press at a temperature of more than 100 degrees Celsius, it becomes a flat photovoltaic panel. The flat photovoltaic panel will face the following problems after hot bending: First, Photovoltaic panels are multi-layer heat-sealed products. Crystallization occurs in the photovoltaic panels at high temperatures, thereby destroying the internal photovoltaic sheets. Second, if the bending process is forcibly stretched, the photovoltaic panels will be separated, resulting in the entire row of photovoltaic panels. The copper conductive sheets between the rows of photovoltaic sheets are broken.

Utility model content

In order to solve the above problems, the utility model provides a plastic laminated photovoltaic panel bending and forming machine.

The technical scheme adopted by the utility model is: a plastic laminated photovoltaic panel bending and forming machine, comprising a frame, an upper mold assembly, and a lower mold assembly, wherein the upper mold assembly is composed of at least one upper mold, and the The lower mold assembly is composed of at least two lower molds, a compression mold is arranged directly above the lower mold, and a heating device for heating the photovoltaic panel is arranged above the compression mold, and a heating and folding device is formed between the two adjacent lower molds. In the bending area, a shielding area is formed between the stamper and the lower mold. The photovoltaic sheet of the photovoltaic panel is clamped between the stamper and the lower mold. The upper mold is located above the heating and bending area and cooperates with the two adjacent lower molds. The bending part of the photovoltaic panel in the heating and bending area is bent and formed.

In the above technical solution, the upper die assembly is composed of at least two upper dies, and both ends of the upper die are provided with circular racks that are connected with the synchronous gears of the lower die, and the circular racks and the synchronous gears are formed to keep the Linkage components for upper die lifting and balancing.

In the above technical solution, a pressing frame driven by a lifting motor and a lifting rack is arranged on the frame, and the pressing frame is arranged directly above the upper die.

In the above technical solution, the upper die is provided with a lift cylinder, and the lift cylinder is connected to the lower die.

In the above technical solution, the frame is provided with at least one first air cylinder, the driving end of the first air cylinder is connected to one of the lower molds, and the photovoltaic panel is realized by driving the two adjacent lower molds to close or open by at least one first air cylinder. bending or demolding.

In the above technical solution, the lower mold is provided with a molding groove matched with the upper mold at a position close to the heating and bending zone.

In the above technical solution, the lower die is provided with a second air cylinder that drives the die to move up and down.

In the above technical solution, the frame is provided with a track above the die, and the heating device moves back and forth along the track by driving the motor and the synchronous belt.

In the above technical solution, the heating device is an electric furnace.

The beneficial effects of the utility model are: the utility model avoids the photovoltaic sheet of the photovoltaic panel from being baked at high temperature by the heating device through the shielding of the pressing mold, and protects the photovoltaic sheet; Pressing, so that the photovoltaic panel does not stretch during the bending process, and will not damage the conductive sheet in the bending part of the photovoltaic panel; the upper die is lowered through the left and right linkage of the circular rack and the synchronous gear to maintain balance.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Figure 2 is a schematic diagram of the three-dimensional structure of the photovoltaic sheet after bending and forming;

3 is a schematic structural diagram of the upper and lower mold assemblies and the compression mold;

FIG. 4 is a schematic diagram of the three-dimensional structure of the present invention (another view direction of FIG. 1 ).

In the figure, 1, frame; 2, upper die; 21, lift cylinder; 22, circular rack; 23, synchronizing gear; 3, press die; 4, lower die; 41, forming groove; 5, heating device; 51 , track; 52, drive motor; 6, press frame; 61, lift motor; 62, lift rack; 71, first cylinder; 72, second cylinder; 8, photovoltaic panel; 81, photovoltaic sheet; 82, bending department.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

A plastic laminated photovoltaic panel bending and forming machine, comprising a frame 1, an upper mold assembly, and a lower mold assembly, the upper mold assembly is composed of five upper molds 2, and the lower mold assembly is composed of four lower molds 4 , a compression mold 3 is arranged directly above the lower mold 4, a heating device 5 for heating the photovoltaic panel 8 is arranged above the compression mold 3, and a heating and bending area is formed between two adjacent lower molds 4, and the compression mold 3 and the lower mold A shielding area is formed between the molds 4, the photovoltaic sheet 81 of the photovoltaic panel 8 is clamped between the pressing mold 3 and the lower mold 4, and the upper mold 2 is located above the heating and bending area and cooperates with the adjacent two lower molds 4 to be located in the lower mold 4. The bending portion 82 of the photovoltaic panel 8 in the heating and bending area is bent and formed. The photovoltaic sheet 81 of the photovoltaic panel 8 is pressed on the corresponding lower mold 4 by the pressing mold 3 , and at the same time, the photovoltaic sheet 81 is blocked from being baked by the heating device 5 at high temperature.

Both ends of the upper die 2 are provided with a circular gear rack 22 that is drivingly connected to the synchronizing gear 23 of the lower die 4 . The two upper dies located on the edge are fixed by connecting plates, and are connected with the lower dies located on the edge below through, round gear racks, lifting cylinders and guide posts, and the remaining three upper dies are each connected to a corresponding lower die below. .

The frame 1 is provided with a press frame 6 driven by a lift motor 61 and a lift rack 62 , and the press frame 6 is arranged directly above the upper die 2 .

The upper die 2 is provided with a lift cylinder 21 , and the lift cylinder 21 is connected to the lower die 4 .

The rack 1 is provided with at least one first air cylinder 71, and the driving end of the first air cylinder 71 is connected with one of the lower molds 4, and the photovoltaic panel 8 is realized by driving the two adjacent lower molds 4 to close or open by at least one first air cylinder 71. Bend or demold.

The lower mold 4 is provided with a molding groove 41 which is matched with the upper mold 2 at a position close to the heating and bending zone.

The lower die 4 is provided with a second air cylinder 72 that drives the die 3 to move up and down.

The rack 1 is provided with a rail 51 above the die 3 , and the heating device 5 moves back and forth along the rail 51 through a driving motor 52 and a timing belt. The heating device 5 is an electric furnace.

Working principle, firstly, the lower mold 4 is opened through the first cylinder 71, and a flat photovoltaic panel 8 is placed above the lower mold 4 (this work can also be done by a manipulator); The photovoltaic sheet 81 is pressed on the corresponding lower mold 4, and at the same time, it also blocks the photovoltaic sheet 81 from being baked by the high temperature of the heating device 5. The heating device 5 moves along the track 51 to the photovoltaic panel 8 to heat it, and controls When the temperature of the electric furnace is good, the bending part 82 of the photovoltaic panel 8 located in the heating and bending area is heated. When the heating reaches a certain temperature, the electric furnace returns to the waiting area (if it is a double station molding, it can be moved to the second station to continue the adjustment. Another photovoltaic panel 8 is heated); the upper mold 2 stops when it descends to the plane of the photovoltaic panel 8 through the lifting cylinder 21. At this time, there is a lifting cylinder 21 against the upper mold 2 to prevent it from continuing to descend, so as to prevent the upper mold 2 from pushing the photovoltaic panel. The bending part 82 of 8 is elongated and affects the quality. The lower mold 4 is closed by the first air cylinder 71 and the upper mold 2 is lowered into place again to complete the bending and forming of the photovoltaic panel 8. The pressing frame 6 descends to contact the top of the upper mold 2 on the top of the upper mold 2. The lower mold 4 performs auxiliary pressure to prevent the product and the upper mold 2 from being deformed. After the cooling and setting time expires, the pressing frame 6, the upper mold 2 and the pressing mold 3 are raised respectively, and the formed photovoltaic panel 8 is taken out (the product can be taken out manually and manipulator completed).

The utility model avoids the photovoltaic sheet 81 of the photovoltaic panel 8 from being baked at high temperature by the heating device 5 through the shielding of the pressing mold 3, and protects the photovoltaic sheet 81; , so that there is no stretching phenomenon during the bending process of the photovoltaic panel 8, and the conductive sheet in the bending part 82 of the photovoltaic panel 8 will not be damaged; the upper mold 2 and the lower mold 4 are connected together by a guide post, which is convenient for horizontal synchronous movement ; The upper die 2 descends through the left and right linkage of the circular rack 22 and the synchronizing gear 23 to maintain balance.

The above embodiments are only intended to illustrate rather than limit the present invention, so all equivalent changes or modifications made according to the methods described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention.

Claims (9)

1. The utility model provides a plastic lamination photovoltaic board make-up machine of bending which characterized in that, includes frame, last mould subassembly, lower mould subassembly, it comprises at least one last mould to go up the mould subassembly, lower mould subassembly comprises two at least lower moulds, is provided with the moulding-die directly over the lower mould, the moulding-die top is provided with carries out the heating device that heats to the photovoltaic board, forms between two adjacent lower moulds heating and bend the district, forms between moulding-die and the lower mould and shelters from the district, and the photovoltaic piece centre gripping of photovoltaic board is between moulding-die and lower mould, goes up the mould and is located heating and bend the district top and will be located the heating and bend the photovoltaic board portion of bending of district with two adjacent lower.

2. The plastic laminated photovoltaic panel bending forming machine according to claim 1, wherein the upper die assembly comprises at least two upper dies, circular racks in transmission connection with synchronous gears of the lower dies are arranged at two ends of each upper die, and the circular racks and the synchronous gears form a linkage assembly for keeping the upper dies balanced in lifting.

3. The plastic laminated photovoltaic panel bending forming machine as claimed in claim 2, wherein a pressing frame driven by a lifting motor and a lifting rack is arranged on the machine frame, and the pressing frame is arranged right above the upper die.

4. The plastic laminated photovoltaic panel bending and forming machine as claimed in claim 3, wherein the upper die is provided with a lifting cylinder, and the lifting cylinder is connected with the lower die.

5. The plastic laminated photovoltaic panel bending forming machine as claimed in claim 1, wherein the machine frame is provided with at least one first air cylinder, the driving end of the first air cylinder is connected with one of the lower dies, and the at least one first air cylinder drives two adjacent lower dies to close or open so as to realize bending or demolding of the photovoltaic panel.

6. The machine according to claim 5, wherein the lower mold is provided with a molding groove near the heating and bending region for engaging with the upper mold.

7. The machine according to claim 1, wherein the lower mold is provided with a second cylinder which moves the pressing mold up and down.

8. The machine according to claim 1, wherein the frame is provided with a rail above the die, and the heating device is moved back and forth along the rail by a driving motor and a timing belt.

9. The plastic laminated photovoltaic panel bending and forming machine as claimed in any one of claims 1 to 8, wherein the heating device is an electric furnace.

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