Strip cutting and spacing mechanism

Abstract

The utility model relates to the technical field of solar cell string production, in particular to a tape cutting and spacing mechanism, which comprises a base, a plurality of moving seats, tape cutting and fixing components, tape fixing components and a synchronous driving component, the moving seats are parallelly arranged along the length direction of the base and are slidably connected with the base, the tape fixing components are arranged on the two moving seats on the outermost side, and the synchronous driving component is arranged on the tape fixing components. And cutting and fixing strip assemblies are arranged on the remaining moving seats, the cutting and fixing strip assemblies are used for cutting off, bearing and fixing the multiple sets of cut-off welding strips, and the fixing strip assemblies are used for bearing and fixing the two sets of welding strips located at the two ends. In the synchronous driving assembly, one motor drives at least two synchronous belts to rotate, each synchronous belt is connected with two moving bases located at symmetrical positions, and the transmission speeds of the synchronous belts are different, so that one motor can drive at least four moving bases to move at the same time, namely, one motor can adjust the distance between at least four sets of welding strips. The strip cutting and spacing mechanism is compact in structure and low in solder strip preparation cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to solar cell string production technical field, concretely relates to a cutting tape distance separating mechanism. BACKGROUND

[0002] In the back contact type cell string, the welding strip is connected to the back of the cell piece. Along the length direction of the cell string, the welding strip can be divided into odd number welding strips and even number welding strips, wherein the odd number welding strips and the even number welding strips are staggered with each other, and any two adjacent cell pieces are connected by the odd number welding strip or the even number welding strip.

[0003] In the preparation of the cell string, the welding strip required for preparation is cut in advance, and after the welding strip is cut into multiple groups, the distance between the multiple groups of welding strips needs to be adjusted, so that the distance between the odd number welding strips and the even number welding strips is kept at a predetermined distance. The multiple groups of welding strips after adjusting the distance are shown as Figure 1 In the prior art, the odd number welding strips and the even number welding strips after cutting are clamped and fixed by the fixed strip assembly, and the welding strip distance is adjusted by using one motor to drive the movement of the two fixed strip assemblies. When the number of welding strip groups is large, a large number of motors need to be used, which increases the welding strip preparation cost. CONTENT OF THE UTILITY MODEL

[0004] To solve the above technical problems, the utility model provides the following scheme:

[0005] A cutting tape distance separating mechanism, comprising: a base, a moving seat, a cutting fixed strip assembly, a fixed strip assembly and a synchronous driving assembly, a plurality of moving seats are arranged side by side along the length direction of the base and are all in sliding connection with the base, the fixed strip assembly is arranged on the two outermost moving seats, the cutting fixed strip assembly is arranged on the remaining moving seats, the synchronous driving assembly comprises a motor, a driving pulley, a driven pulley and a synchronous belt, the motor and the driven pulley are arranged on the base and are located at the two ends of the base respectively, the driving pulley is sleeved on the output shaft of the motor, the synchronous belt is connected with the driving pulley and the driven pulley, the driving pulley is provided with at least two and the diameters are different, the driven pulley and the synchronous belt are arranged in one-to-one correspondence with the driving pulley, each synchronous belt is connected with two moving seats in symmetrical positions, the moving directions of the two moving seats connected with the same synchronous belt are opposite, and the moving seat has an even number.

[0006] Further, the synchronous driving assembly is provided with a plurality of synchronous driving assemblies, and the motors of the plurality of synchronous driving assemblies are arranged at the same end of the base.

[0007] Further, the synchronous driving assembly is provided with a plurality of synchronous driving assemblies, and the motors of the plurality of synchronous driving assemblies are arranged at the same end of the base.

[0008] Further, the synchronous driving assembly further comprises a compression wheel, which is mounted on the base near the driving pulley, and in the same synchronous driving assembly, the compression wheel extrudes other synchronous belts mounted outside the minimum diameter, so that the portions of all the synchronous belts between the compression wheel and the driven pulley coincide in the vertical direction, and the diameters of all the driven pulleys are the same as the diameter of the smallest driving pulley.

[0009] Further, the driven pulley is fixed on a rotating shaft, the rotating shaft is rotatably connected with the base, and the driven pulley is arranged in one-to-one correspondence with the rotating shaft.

[0010] Optionally, the driven pulley is rotatably connected to a fixed shaft, and the fixed shaft is fixedly connected with the base.

[0011] Further, a fixed seat is arranged between the two middle movable seats, the fixed seat is fixed on the base, and the fixed seat is provided with the cutting and fixing belt assembly.

[0012] Further, the movable seat is provided with a channel for the synchronous belt to pass through.

[0013] Further, the cutting and fixing belt assembly comprises a first main body, a cutter and a plurality of first fixing belt pieces arranged on the first main body, the cutter is provided with a plurality of cutting points, the plurality of cutting points and the plurality of first fixing belt pieces are staggered with each other, and the cutting points and the first fixing belt pieces on the adjacent two cutting and fixing belt assemblies are aligned one by one; the fixing belt assembly comprises a second main body and a plurality of second fixing belt pieces arranged on the second main body, and the plurality of cutting points and the plurality of second fixing belt pieces are aligned one by one.

[0014] Compared with the prior art, the cutting and fixing belt assembly has the following advantages and beneficial effects:

[0015] The cutting and fixing belt assembly comprises a base, movable seats, a cutting and fixing belt assembly, a fixing belt assembly and a synchronous driving assembly, the movable seats are arranged in parallel along the length direction of the base and are slidably connected with the base, the outermost two movable seats are provided with the fixing belt assembly, and the remaining movable seats are provided with the cutting and fixing belt assembly, wherein the cutting and fixing belt assembly is used for cutting and receiving a plurality of groups of welding belts after cutting, and the fixing belt assembly is used for receiving two groups of welding belts located at two ends. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the schematic diagram of the plurality of groups of welding strips after the interval is adjusted in the utility model;

[0017] Figure 2 is the structural schematic diagram of the strip cutting and interval setting mechanism in the utility model;

[0018] Figure 3 is the installation mode schematic diagram of the synchronous driving assembly in the utility model;

[0019] Figure 4 is the structural schematic diagram of the strip cutting and setting assembly and the strip setting assembly in the utility model.

[0020] Among them: 100, base; 200, moving seat; 300, strip cutting and setting assembly; 310, first main body; 320, cutter; 330, first strip setting piece; 331, cutting point; 400, strip setting assembly; 410, second main body; 420, second strip setting piece; 500, synchronous driving assembly; 510, motor; 520, driving pulley; 530, driven pulley; 540, synchronous belt; 550, pressure roller; 600, fixed seat. Specific implementation

[0021] The technical scheme and technical effects of the utility model are further described in detail in combination with the drawings of the utility model.

[0022] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] In the description of the embodiment, the relationship terms such as "first" and "second" are only used to distinguish the first feature from the second feature, and do not necessarily require or imply any actual relationship or order between the features.

[0024] As Figures 2-3The utility model provides a kind of cutting tape distance separating mechanism, comprising: pedestal 100, moving seat 200, cutting fixed band assembly 300, fixed band assembly 400 and synchronous drive assembly 500, moving seat 200 is provided with multiple and is all slidably connected with pedestal 100 along the length direction of pedestal 100, the outermost two moving seats 200 are equipped with fixed band assembly 400, and the remaining moving seats 200 are equipped with cutting fixed band assembly 300, synchronous drive assembly 500 includes motor 510, driving pulley 520, passive pulley 530 and synchronous belt 540, motor 510 and passive pulley 530 are arranged on pedestal 100 and are located at the both ends of pedestal 100 respectively, driving pulley 520 is sleeved on the output shaft of motor 510, synchronous belt 540 is connected with driving pulley 520 and passive pulley 530, driving pulley 520 is equipped with at least two and different diameters, passive pulley 530 and synchronous belt 540 are correspondingly arranged with driving pulley 520, each synchronous belt 540 is connected with two moving seats 200 in symmetrical position, and the movement direction of the two moving seats 200 connected with the same synchronous belt 540 is opposite, and moving seat 200 has even number.

[0025] In the utility model, multiple groups of welding strips are made by cutting a long welding strip into multiple parts. The number of cutting fixed band assembly 300 is set as required, for cutting the long welding strip into multiple groups, forming multiple groups of odd-numbered welding strips and multiple groups of even-numbered welding strips, the number of odd-numbered welding strips and even-numbered welding strips is the same. Cutting fixed band assembly 300 is also used to accept and fix the odd-numbered welding strips or even-numbered welding strips, and fixed band assembly 400 is used to accept and fix the remaining welding strips, i.e. the two groups of welding strips located at both ends. Because the diameters of the driving pulleys 520 assembled on the output shaft of the motor 510 are different, the transmission speeds of the synchronous belts 540 matched with different driving pulleys 520 are different, that is, when the output shaft of the motor 510 rotates by a certain angle, the moving seats 200 connected with different synchronous belts 540 will move different distances. When the motor 510 works, it can drive at least four moving seats 200 to move, so that at least four groups of welding strips are separated. Compared with adjusting the distance between the two groups of welding strips for each motor 510, the cutting tape distance separating mechanism provided by the utility model reduces the number of motors 510 used, has a more compact structure, and has low production cost.

[0026] In an embodiment of the utility model, the synchronous drive assembly 500 is provided with multiple, and the motors 510 of the multiple synchronous drive assemblies 500 are arranged at the same end of the pedestal 100, so that the cutting tape distance separating mechanism occupies a relatively short space length.

[0027] In another optional embodiment of the utility model, the synchronous driving assembly 500 is provided with multiple, and the motors 510 of multiple synchronous driving assemblies 500 are staggered and arranged at both ends of the base 100. Because the size of the driving pulley 520 is less than the size of the motor 510, the projection of the driving pulley 520 is located in the projection of the motor 510, so that multiple motors 510 arranged at the same end of the base 100 will occupy more space width, and the synchronous belts 540 in the two groups of synchronous driving assemblies 500 are staggered and arranged, which can reduce the space width occupied by multiple groups of synchronous driving assemblies 500.

[0028] Further, the synchronous driving assembly 500 further includes a compression wheel 550, the compression wheel 550 is installed on the base 100 close to the driving pulley 520, in the same synchronous driving assembly 500, the compression wheel 550 extrudes other synchronous belts 540 except the synchronous belt 540 installed on the smallest diameter driving pulley 520, so that the part of all synchronous belts 540 between the compression wheel 550 and the driven pulley 530 coincides in the vertical direction, the diameter of all driven pulleys 530 is the same as the diameter of the smallest driving pulley 520, further reducing the space width occupied by multiple groups of synchronous driving assemblies 500, so that the structure of the strip cutting and spacing mechanism is more compact. In the embodiment, the driven pulley 530 is fixed on a rotating shaft, the rotating shaft is rotatably connected with the base 100, and the driven pulley 530 and the rotating shaft are arranged one by one.

[0029] In other embodiments, the diameters of the driving pulley 520 and the driven pulley 530 connected with the same synchronous belt 540 are the same, and the driven pulley 530 is rotatably connected with a fixed shaft, and the fixed shaft is fixedly connected with the base 100.

[0030] Optionally, a fixed seat 600 is further arranged between the two movable seats 200 in the middle, the fixed seat 600 is fixed on the base 100, and the cutting and fixing belt assembly 300 is arranged on the fixed seat 600. At this time, the total number of the cutting and fixing belt assemblies 300 is odd, and the number of the solder strip groups cut by the strip cutting and spacing mechanism is odd.

[0031] In the utility model, the movable seat 200 is provided with a passage for the synchronous belt 540 to pass through.

[0032] In the utility model, the cutting and fixing belt assembly 300 includes a first main body 310, a cutter 320 arranged on the first main body 310 and multiple first fixing belt pieces 330, the cutter 320 is provided with multiple cutting points 331, the multiple cutting points 331 and the multiple first fixing belt pieces 330 are staggered with each other, and the cutting points 331 and the first fixing belt pieces 330 on the adjacent two cutting and fixing belt assemblies 300 are aligned one by one; the fixing belt assembly 400 includes a second main body 410 and multiple second fixing belt pieces 420 arranged on the second main body 410, and the multiple cutting points 331 and the multiple second fixing belt pieces 420 are aligned one by one. Wherein, the first fixing belt piece 330 and the second fixing belt piece 420 are clamps or pressing plates.

[0033] The above only discloses preferred embodiments of the present application, and of course cannot limit the scope of the present application, and those skilled in the art can understand that all or part of the processes of the above embodiments can be implemented, and equivalent changes made according to the claims of the present application still belong to the scope covered by the present application.

Claims

1. A tape cutting and spacing mechanism characterized by , including: base (100), mobile seat (200), cutting fixed band assembly (300), fixed band assembly (400) and synchronous drive assembly (500), the mobile seat (200) is provided with a plurality of and is connected with the base (100) sliding along the length direction of the base (100), the outermost two mobile seat (200) is provided with the fixed band assembly (400), the remaining mobile seat (200) is provided with the cutting fixed band assembly (300), the synchronous drive assembly (500) includes motor (510), driving pulley (520), passive pulley (530) and synchronous belt (540), the motor (510) and the passive pulley (530) are arranged on the base (100) and are located at both ends of the base (100) respectively, the driving pulley (520) is sleeved on the output shaft of the motor (510), the synchronous belt (540) is connected with the driving pulley (520) and the passive pulley (530), the driving pulley (520) is provided with at least two and the diameters are different, the passive pulley (530) and the synchronous belt (540) are arranged correspondingly with the driving pulley (520), each synchronous belt (540) is connected with two mobile seat (200) in symmetrical position, the movement direction of two mobile seat (200) connected with the same synchronous belt (540) is opposite, the mobile seat (200) has even number.

2. The strip cutting mechanism of claim 1, wherein: The synchronous drive assembly (500) is provided with a plurality of, the motor (510) of a plurality of synchronous drive assemblies (500) is arranged at the same end of the base (100).

3. The strip cutting mechanism of claim 1 wherein: The synchronous drive assembly (500) is provided with a plurality of, the motor (510) of a plurality of synchronous drive assemblies (500) is staggered arranged at both ends of the base (100).

4. The strip cutting mechanism of claim 3, wherein: The synchronous drive assembly (500) further includes a compression wheel (550), the compression wheel (550) is installed on the base (100) close to the driving pulley (520), in the same synchronous drive assembly (500), the compression wheel (550) extrudes other synchronous belts (540) except the driving pulley (520) installed on the smallest diameter, so that the part of all synchronous belts (540) between the compression wheel (550) and the passive pulley (530) coincides in the vertical direction, the diameter of all passive pulleys (530) is the same as the diameter of the smallest driving pulley (520).

5. The strip cutting mechanism of claim 4 wherein: The passive pulley (530) is fixed on a rotating shaft, the rotating shaft is rotatably connected with the base (100), and the passive pulley (530) is correspondingly arranged with the rotating shaft.

6. The strip cutting mechanism of claim 1 wherein: The passive pulley (530) is rotatably connected to a fixed shaft, and the fixed shaft is fixedly connected with the base (100).

7. The strip cutting mechanism of claim 1 wherein: A fixed seat (600) is further arranged between the two mobile seats (200) in the middle, the fixed seat (600) is fixed on the base (100), and the cutting fixed band assembly (300) is arranged on the fixed seat (600).

8. The strip cutting mechanism of claim 1 wherein: The mobile seat (200) is provided with a passage for the synchronous belt (540) to pass through.

9. The strip cutting mechanism of claim 1 wherein: The cutting and fixing belt assembly (300) comprises a first main body (310), a cutter (320) arranged on the first main body (310), and a plurality of first belt fixing members (330). The cutter (320) is provided with a plurality of cutting points (331). The plurality of cutting points (331) and the plurality of first belt fixing members (330) are staggered with each other. The cutting points (331) and the first belt fixing members (330) on the adjacent two cutting and fixing belt assemblies (300) are aligned one by one. The belt fixing assembly (400) comprises a second main body (410) and a plurality of second belt fixing members (420) arranged on the second main body (410). The plurality of cutting points and the plurality of second belt fixing members (420) are aligned one by one.

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