A kind of hot extrusion die for solar cell panel production aluminum profile

Abstract

The application provides a hot extrusion die for aluminum profile production of solar cell panels, and belongs to the related technical field of profile hot extrusion forming. The hot extrusion die for aluminum profile production of solar cell panels comprises an upper die and a lower die. The upper die is provided with a positioning component. The lower die is provided with a positioning hole matched with the positioning component. The positioning component is provided with a fixing assembly for fixing the positioning component in the positioning hole. First, the upper die and the lower die are positioned through cooperation between the positioning component and the positioning hole, so that deviation between the upper die and the lower die can be prevented. Then, the upper die and the lower die are fixed through bolts. Finally, the positioning component is fixed in the positioning hole through the fixing assembly. When the die works, the fixing assembly and the positioning component can share the force of the bolts, so that the bolts are less likely to break, the number of bolts can be appropriately reduced, and the mounting time of the upper die and the lower die is reduced.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of profile hot extrusion forming, and particularly relates to a hot extrusion die for aluminum profile for solar cell panel production. BACKGROUND

[0002] Solar cell panels generally adopt aluminum profile fixed frames and supports. Aluminum profile is widely used in various industries due to its high strength and low density. The frame of a solar cell panel also needs to be produced by using aluminum profile. The production of aluminum profile usually adopts the extrusion forming mode. Extrusion is a plastic processing method for applying external force to metal aluminum material placed in a container to make it flow out of a specific die hole to obtain a required cross-sectional shape and size. Hot extrusion of aluminum profile requires a specific hot extrusion die.

[0003] The existing extrusion die is usually connected by bolts. When aluminum profile is extruded, great pressure is formed, which can easily cause the bolts to break. Of course, the problem can be avoided by arranging multiple bolts. However, arranging multiple bolts makes the installation of the upper die and the lower die troublesome, thereby prolonging the installation time of the upper die and the lower die. SUMMARY

[0004] The present application aims to provide a hot extrusion die for aluminum profile for solar cell panel production, which aims to solve the problem of easy breakage of the bolts connecting the upper die and the lower die in the prior art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a hot extrusion die for aluminum profile for solar cell panel production, comprising: an upper die and a lower die, the upper die is provided with a positioning component, the lower die is provided with a positioning hole matched with the positioning component, and the positioning component is provided with a fixing assembly for fixing the positioning component in the positioning hole.

[0006] In a further technical scheme of the present application, the fixing assembly can drive the positioning component to be fixed in the positioning hole through heating.

[0007] In a further technical scheme of the present application, the positioning component comprises a positioning column arranged on the upper die, and the fixing assembly is arranged on the positioning column.

[0008] The fixing assembly comprises a fixing pin arranged on the positioning column, the inside of the positioning hole is provided with a fixing groove matched with the fixing pin, the upper die is provided with a push column capable of pushing one end of the fixing pin into the inside of the fixing groove, the upper die is provided with a heating cavity and a sliding cavity, the upper die is provided with an air hole communicating with the inside of the sliding cavity, so that the gas in the inside of the sliding cavity can be discharged, the heating cavity and the sliding cavity are communicated through a through hole, the push column can slide in the inside of the sliding cavity when the heating cavity is heated, and the push column is provided with an elastic member for pushing the push column back to the original position.

[0009] Further, the outer surface of the push column is in close contact with the inner wall of the positioning column, one end of the positioning column is provided with a first one-way valve, and the first one-way valve can discharge the gas in the positioning column from the first one-way valve.

[0010] Further, the inner part of the push column is in a hollow form, the push column is provided with a ventilation groove near one end of the through hole, the ventilation groove can make the gas discharged from the through hole flow into the ventilation groove, and the outer surface of the push column is in close contact with the inner wall of the sliding cavity.

[0011] Further, one side of the heated cavity is provided with an exhaust passage, the exhaust passage is provided with a second one-way valve, and the second one-way valve prevents the gas from being discharged from the exhaust passage.

[0012] Further, the upper die is slidably connected with a translation frame, the two side walls of the translation frame are in contact with the upper die, one end of the translation frame is provided with a driving component capable of pushing the translation frame to move, and the other end of the translation frame is connected with the second one-way valve for controlling the opening and closing of the second one-way valve.

[0013] Further, the upper die is provided with a mounting hole, the inside of the mounting hole is detachably connected with an extrusion core, the extrusion core is provided with a shunt bridge, the shunt bridge is provided with a working block, the lower die is provided with a working hole, and the extrusion cavity is formed between the working hole and the working block.

[0014] Further, the elastic member is a compression spring.

[0015] Further, the upper die and the lower die are fixedly connected with each other through bolts.

[0016] Compared with the prior art, the beneficial effects of the present application are:

[0017] 1. The aluminum profile hot extrusion die for solar cell panel production can first position the upper die and the lower die through the cooperation between the positioning components and the positioning holes, thereby preventing the upper die and the lower die from deviating, then fixed through bolts, and finally fixed the positioning components in the inside of the positioning holes through the fixing assembly, so that the fixing assembly and the positioning components can share the force of the bolts when the die works, thereby avoiding the easy breaking of the bolts, reducing the number of bolts, and reducing the installation time of the upper die and the lower die.

[0018] 2、The hot extrusion die for aluminum profile of solar cell panel production, when the aluminum profile is hot extruded, because the temperature of the aluminum profile blank is generally about four hundred degrees, the upper die hot cavity is heated, the air inside the hot cavity expands, pushes the push column to slide inside the positioning column, so that the fixing pin can be pushed into the inside of the fixed groove, and the fixing assembly can fix the positioning part inside the positioning hole, the die uses heat recovery to drive the positioning part to be fixed inside the positioning hole, thereby reducing the waste of energy. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and are included to provide a further understanding of the application, and are made a part of the specification. In the drawings:

[0020] Figure 1 is the exploded view of the specific embodiment in the application;

[0021] Figure 2 is the structural schematic view of the specific embodiment in the application;

[0022] Figure 3 is the isometric sectional view of the specific embodiment in the application;

[0023] Figure 4 is the structural enlarged view of A in the application; Figure 3

[0024] Figure 5 is the structural enlarged view of B in the application; Figure 3

[0025] Figure 6 is the structural schematic view of the extrusion core in the specific embodiment in the application;

[0026] Figure 7 is the structural schematic view of the lower die in the specific embodiment in the application;

[0027] Figure 8 is the sectional view of the upper die in the specific embodiment in the application.

[0028] In the figure: 1, upper die; 101, hot cavity; 102, sliding cavity; 103, through hole; 104, exhaust passage; 105, mounting hole; 2, lower die; 201, positioning hole; 202, fixed groove; 203, working hole; 3, positioning part; 4, fixing assembly; 401, positioning column; 402, fixing pin; 403, push column; 4031, air slot; 404, elastic member; 5, first one-way valve; 6, second one-way valve; 7, translation frame; 8, driving part; 9, extrusion core; 91, shunt bridge; 92, working block; 10, extrusion cavity. DETAILED DESCRIPTION ​​

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort belong to the scope of protection of the present application.

[0030] Please refer to Figure 1 , Figure 7 and Figure 4 , the present application provides the following technical solutions: a heat extrusion die for aluminum profile in solar cell panel production, comprising: an upper die 1 and a lower die 2, both of which are circular and have equal diameters, of course, they can also be polygonal in shape, which can be installed on the extrusion equipment, the upper die 1 is provided with a positioning component 3, and the lower die 2 is provided with a positioning hole 201 matched with the positioning component 3, when the upper die 1 and the lower die 2 are matched, the positioning component 3 is inserted into the inside of the positioning hole 201, and the outer surface of the positioning component 3 is in contact with the inner wall of the positioning hole 201, so that the positioning purpose can be achieved, and the positioning component 3 is provided with a fixing assembly 4 for fixing the positioning component 3 in the inside of the positioning hole 201, so as to prevent the positioning component 3 from moving in the inside of the positioning hole 201.

[0031] In the specific embodiments of the present application, first, the positioning component 3 and the positioning hole 3 are matched, so that the upper die 1 and the lower die 2 can be positioned, thereby preventing the upper die 1 and the lower die 2 from being offset, then fixed by bolts, and finally fixed by the fixing assembly 4, when the die works, the fixing assembly 4 and the positioning component 3 can share the force of the bolts, so as to avoid the situation that the bolts are easily broken, so that the die can appropriately reduce the number of bolts, thereby reducing the installation time between the upper die 1 and the lower die 2.

[0032] Further, the fixing assembly 4 can drive the positioning component 3 to be fixed in the inside of the positioning hole 201 by heat, the die drives the positioning component 3 to be fixed in the inside of the positioning hole 201 by heat recovery, thereby reducing the waste of energy.

[0033] Please refer to Figure 1 , Figure 4 and Figure 7The positioning component 3 comprises a positioning column 401 arranged on the upper die 1, the transverse surface of the positioning column 401 can be circular or polygonal, and the positioning column 401 is columnar and integrally formed with the upper die 1, the shape of the transverse surface of the positioning hole 201 is matched with the positioning column 401, and the fixing assembly 4 is arranged on the positioning column 401, so that the positioning column 401 drives the positioning assembly 4 to enter the inside of the positioning hole 201; the fixing assembly 4 comprises a fixing pin 402 arranged on the positioning column 401, the fixing pin 402 can slide on the positioning column 401, when the fixing pin 402 slides, one end of the fixing pin 402 can be higher than the surface of the positioning column 401, the shape of the fixing pin 402 can be cylindrical or square columnar, and limiting protrusions are arranged at both ends, so as to avoid the fixing pin 402 from falling off the positioning column 401, the inside of the positioning hole 201 is provided with a fixing groove 202 matched with the fixing pin 402, the inside of the upper die 1 is provided with a pushing column 403 which can push one end of the fixing pin 402 into the inside of the fixing groove 202, when the positioning column 401 completely enters the inside of the positioning hole 201, the pushing column 403 can push the fixing pin 402 into the inside of the fixing groove 202, so as to achieve the purpose of fixing the positioning column 401, the inside of the upper die 1 is provided with a heating cavity 101 and a sliding cavity 102, the heating cavity 101 is an annular cavity arranged in the center of the inside of the upper die 1, the sliding cavity 102 is arranged on one side of the heating cavity 101, the upper die 1 is provided with a vent hole communicated with the inside of the sliding cavity 102, so as to exhaust the gas in the inside of the sliding cavity 102, when the pushing column 403 slides in the inside of the sliding cavity 102, the gas at one end of the sliding cavity 102 is compressed, and the compressed gas can be exhausted through the vent hole, so that the pushing column 403 is more convenient to slide in the inside of the sliding cavity 102, the heating cavity 101 and the sliding cavity 102 are communicated through a through hole 103, when the heating cavity 101 is heated, the pushing column 403 can be pushed to slide in the inside of the sliding cavity 102, when the heating cavity 101 is heated, the air expands and enters the inside of the sliding cavity 102 through the vent hole, and the gas in the inside of the sliding cavity 102 can push the pushing column 403 to slide in the inside of the sliding cavity 102, the pushing column 403 is provided with an elastic member 404 which pushes the pushing column 403 to reset, and the pushing column 403 can be reset through the elastic member 404.

[0034] Work away: in use, the aluminum rod will be heated to 400° to 500°, because the aluminum rod is directly extruded on the upper die 1, so that the temperature of the aluminum rod is transmitted to the upper die 1, the inside of the upper die 1 is provided with a heated cavity 101, the heated cavity 101 is heated and received, the temperature inside the heated cavity 101 rises, the air expands, the expanded gas enters the inside of the sliding cavity 102 through the through hole 103, because the through hole 103 is arranged at one end of the push column 403, and the push column 403 and the inner wall of the sliding cavity 102 are in close contact, so that the air pressure at one end of the push column 403 is greater than that at the other end, so as to push the push column 403 to slide in the inside of the sliding cavity 102, so as to make the push column 403 slide into the inside of the positioning column 401, so as to make the push column 403 push the fixed pin 403 into the inside of the fixed groove 202, so as to make the positioning column 401 realize the fixed effect.

[0035] Referring to Figure 4 And Figure 5 , the outer surface of the push column 403 and the inner wall of the positioning column 401 are in close contact, so as to improve the sealing between the push column 403 and the positioning column 401, one end of the positioning column 401 is provided with a first one-way valve 5, it should be noted that the structure of the one-way valve is conceived by those skilled in the art, therefore, the structure of the one-way valve will not be described in detail, the first one-way valve 5 can make the gas in the inside of the positioning column 401 discharge from the first one-way valve 5

[0036] In use, when the push column 403 enters the inside of the positioning column 401, the gas in the inside of the positioning column 401 is discharged through the first one-way valve 5, when the push column 403 is pulled out of the positioning column 401, because the push column 403 and the positioning column 401 are in close contact, when the push column 403 is pulled out, a negative pressure is formed in the inside of the positioning column 401, the fixed pin 402 is sucked into the inside of the positioning column 401 from the fixed groove 202, the fixed pin 402 and the fixed groove 202 are disengaged, so as to realize the effect that the positioning column 401 is easy to pull out of the positioning hole 201.

[0037] Referring to Figure 4 The inside of the push column 403 is hollow, by setting the inside of the push column 403 to be hollow, when the air in the inside of the push column 403 is heated, it will also expand to push the push column 403 to slide in the inside of the sliding cavity 102, the end of the push column 403 close to the through hole 103 is provided with a ventilation groove 4031, the ventilation groove 4031 is provided with a plurality of ventilation grooves 4031, so that the ventilation groove 4031 and the inside of the push column 403 are communicated, the ventilation groove 4031 can make the gas discharged from the through hole 103 flow into the inside of the push column 403, the outer surface of the push column 403 and the inner wall of the sliding cavity 102 are in close contact, by the close contact between the push column 403 and the sliding cavity 102, the sealing between the push column 403 and the sliding cavity 102 can be improved.

[0038] Referring toFigure 8 The side of the heated cavity 101 is provided with an exhaust passage 104, which is communicated with the inside of the heated cavity 101 and can be used for discharging the gas in the heated cavity 101. The second one-way valve 6 is arranged on the exhaust passage 104. The second one-way valve 6 prevents the gas from being discharged from the exhaust passage 104. When the second one-way valve 6 is in the closed state, the gas in the heated cavity 101 can be prevented from being discharged. When the second one-way valve 6 is in the open state, the gas in the heated cavity 101 can be discharged through the second one-way valve. The translation frame 7 is slidably connected to the upper die 1. The push rod is arranged on the second one-way valve 6 and connected to the translation frame 7. The push rod is pushed into the inside of the exhaust passage 104 to open the second one-way valve 6. When the translation frame 7 moves, the second one-way valve 6 can be controlled to open and close. The two sides of the translation frame 7 are in contact with the upper die 1, which can ensure the stability of the translation frame and avoid the shaking of the translation frame. The two sides have a space that can move, so that the translation frame 7 can slide on the upper die 1. Further, the two sides of the upper die 1 are flat, and the two sides of the translation frame 7 are flat and in contact with the two sides of the upper die 1. By contacting the two flat surfaces, the stability of the translation frame 7 can be improved. The driving part 8 is arranged at one end of the translation frame 7 away from the second one-way valve 6. The driving part 8 can drive the translation frame 7 to translate. The driving part 8 can be a handle for pulling the translation frame 7 or a screw threadedly connected to the translation frame 7. In this embodiment, the screw is used. The screw is threadedly connected to the translation frame 7 and rotatably arranged at one end of the upper die 1. By rotating the screw, the translation frame can be pushed to move, so that the second one-way valve 6 can be opened or closed.

[0039] Referring to Figure 1 , Figure 6 and Figure 7 , the mounting hole 105 is arranged on the upper die 1. The extrusion core 9 is detachably connected in the inside of the mounting hole 105. The extrusion core 9 can be inserted into the inside of the mounting hole 105. The positioning groove is arranged on the extrusion core 9. The positioning block adapted to the positioning groove is arranged on the mounting hole 105. The extrusion core 9 can be positioned by the cooperation between the positioning groove and the positioning block. The shunt bridge 91 is arranged on the extrusion core 9. The working block 92 is arranged on the shunt bridge 91. The working hole 203 is arranged on the lower die 2. The extrusion cavity 10 is formed between the working hole 203 and the working block 92.

[0040] Preferably, the elastic member 404 is a compression spring.

[0041] Further, the upper die 1 and the lower die 2 are fixedly connected to each other by the bolts.

Claims

1. A hot extrusion die for the production of an aluminum profile for a solar panel, characterized in that, The utility model relates to a positioning device of mould, including: Upper die (1) and lower die (2), be provided with positioning part (3) on upper die (1), be provided with and the positioning hole (201) of positioning part (3) adaptation on lower die (2), be provided with the fixed assembly (4) of positioning part (3) fixed in the inside of positioning hole (201) on positioning part (3), The fixed assembly (4) can drive positioning part (3) to be fixed in the inside of positioning hole (201) by heat, The positioning part (3) includes the positioning column (401) set up on upper die (1), and the fixed assembly (4) is set up on the positioning column (401), The fixed assembly (4) includes the fixed pin (402) set up on the positioning column (401), and the inside of positioning hole (201) is provided with the fixed groove (202) with fixed pin (402) cooperation, the upper die (1) is provided with the push column (403) of one end of fixed pin (402) can be pushed into the inside of fixed groove (202), the upper die (1) is provided with the heating cavity (101) and the sliding cavity (102), the upper die (1) is provided with the air hole with the inside of sliding cavity (102) intercommunication, can make the gas of sliding cavity (102) inside exhaust, the heating cavity (101) and sliding cavity (102) are communicated by through -hole (103) inside, the push column (403) is slid in the inside of sliding cavity (102) when the heating cavity (101) is heated, the push column (403) is provided with the elastic member (404) of push column (403) reset, The outer surface of push column (403) and the inner wall of positioning column (401) are in close contact, one end of positioning column (401) is provided with first check valve (5), first check valve (5) can make the gas in the inside of positioning column (401) exhaust from first check valve (5), The inside of push column (403) is hollow, and one end of push column (403) close to through -hole (103) is provided with air groove (4031), air groove (4031) can make the gas of through -hole (103) flow into air groove (4031), the outer surface of push column (403) and the inner wall of sliding cavity (102) are in close contact, One side of heating cavity (101) is provided with exhaust passage (104), and second check valve (6) is arranged on exhaust passage (104), second check valve (6) prevents gas from exhausting from exhaust passage (104).

2. The hot extrusion die for aluminum profile for solar panel production according to claim 1, characterized in that: The upper die (1) is slidably connected with a translation frame (7), the two side walls of the translation frame (7) are in contact with the upper die (1), one end of the translation frame (7) is provided with a driving component (8) for pushing the translation frame (7) to move, the other end of the translation frame (7) is connected with the second check valve (6) for controlling the opening and closing of the second check valve (6).

3. The hot extrusion die for aluminum profile for solar panel production according to claim 1, characterized in that: The upper die (1) is provided with a mounting hole (105), the inside of the mounting hole (105) is detachably connected with an extrusion core (9), the extrusion core (9) is provided with a shunt bridge (91), the shunt bridge (91) is provided with a working block (92), the lower die (2) is provided with a working hole (203), and the working hole (203) and the working block (92) form an extrusion cavity (10).

4. The hot extrusion die for aluminum profile for solar panel production according to claim 1, characterized in that: The elastic member (404) is a compression spring.

5. A hot extrusion die for the production of aluminium profiles for solar panels according to any one of claims 1 to 4, characterized in that: The upper die (1) and the lower die (2) are fixedly connected with each other through bolts.

Images