Transmission structure of photovoltaic chain type cleaning equipment

Abstract

The utility model discloses a transmission structure of photovoltaic chained cleaning equipment, which belongs to the technical field of photovoltaic automation equipment, and comprises a first plug-in board and a second plug-in board which are oppositely arranged, each of the first plug-in board and the second plug-in board comprises a plurality of plug-in board units, a plurality of sets of bearing seats are arranged on the outer side of the first plug-in plate, a transmission hexagonal shaft is installed on the first plug-in plate through the bearing seats, and one end of the transmission hexagonal shaft is connected with a servo driving mechanism driving the transmission hexagonal shaft to move. The first plug-in board and the second plug-in board are each composed of multiple sets of plug-in boards, assembling, debugging, maintaining and replacing are more convenient, meanwhile, the plug-in boards are designed in a segmented mode, the number of motors can be increased, the use requirement for a single motor is reduced, and meanwhile a transmission roller pressing block is independently installed above a transmission roller bearing in a pressed mode.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic automation equipment technical field, concretely relates to a transmission structure of photovoltaic chain type cleaning equipment. BACKGROUND

[0002] In the process of photovoltaic cell panel production, the cell process section is the most core link. The main process section of cell production is completed in the cell end, and in one of the processes in the cell end link, the silicon wafer needs to be cleaned. The equipment used for cleaning the cell silicon wafer is called wet process equipment. Among them, the chain type cleaning equipment is an important member of the photovoltaic wet process equipment, and is an indispensable part of the photovoltaic equipment, and the transmission system of the chain type cleaning equipment is the core of the whole equipment.

[0003] The chain type transmission system is a transmission structure for transferring the silicon wafer and completing the cleaning of the silicon wafer. The existing transmission system of the chain type cleaning equipment has the following use problems: first, the edge of the upper pressing rod of the existing transmission of the chain type cleaning equipment is in an arc structure, which makes the contact between the upper pressing rod and the silicon wafer be point contact. The silicon wafer is under great pressure stress during the transfer, and the silicon wafer is prone to breakage, causing economic loss. Second, the existing chain type transmission system is in an integral structure. The installation and later debugging process of the equipment is very cumbersome. At the same time, the overall running stability of the existing integral structure cannot be guaranteed during repair and debugging, and the use is not convenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a transmission structure of photovoltaic chain type cleaning equipment to solve the problems of the existing transmission structure of the chain type cleaning equipment in the use process in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a transmission structure of photovoltaic chain type cleaning equipment, including first plug-in board and second plug-in board which are oppositely arranged, the first plug-in board and the second plug-in board all include a plurality of plug-in board units, the outer side of the first plug-in board is provided with a plurality of bearing seats, and the first plug-in board is installed with a transmission hexagonal shaft through the bearing seat, one end of the transmission hexagonal shaft is connected with a servo drive mechanism for driving the transmission hexagonal shaft to move.

[0006] A plurality of groups of transmission rollers and upper pressing rods are arranged between the first plug-in board and the second plug-in board, wherein the upper pressing rod is arranged above the transmission roller, the upper pressing rod is provided with a cylindrical pressing edge, the transmission roller is in transmission connection with the transmission hexagonal shaft, and the upper pressing rod is in transmission connection with the transmission roller.

[0007] Preferably, a plurality of groups of first bevel gears are uniformly installed on the transmission hexagonal shaft through a supporting spacer sleeve, a plurality of groups of second bevel gears are arranged on one side of a plurality of groups of the transmission rollers, and a plurality of groups of the first bevel gears are in meshing correspondence with a plurality of groups of the second bevel gears.

[0008] Preferably, the servo drive mechanism comprises a motor mounting plate, a servo motor and a transmission chain belt, and the servo drive mechanism is in transmission connection with the transmission hexagonal shaft through the transmission chain belt.

[0009] Preferably, one end of the upper pressing rod is provided with a third gear, and the third gear is in meshing connection with the extension part of the second bevel gear.

[0010] Preferably, a plurality of groups of transmission roller mounting grooves are arranged on the plug-in plate unit, each group of transmission rollers is arranged on a group of transmission roller mounting grooves in correspondence, and a group of transmission roller pressing blocks is installed on the upper end of each group of transmission rollers in correspondence.

[0011] Preferably, the transmission roller is made of PVDF or PPH material.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] I. The first plug-in plate and the second plug-in plate are both composed of a plurality of groups of plug-in plates, so that assembly, debugging, maintenance and replacement are more convenient, the number of motors can be increased through segmented design of the plug-in plates, the use requirement of a single motor is reduced, a transmission roller pressing block is separately pressed on the upper side of a transmission roller bearing, the transmission roller pressing block is convenient to disassemble, processing is more convenient, processing cost is reduced, the processing precision of a single pressing block is improved, the debugging difficulty is reduced, and the equipment runs more stably.

[0014] II. The edge pressing structure of the upper pressing rod is changed into a cylindrical shape, so that the point contact between the upper pressing rod and the silicon wafer is changed into surface contact, the fragment rate is reduced, and the production cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the main structure of the utility model;

[0016] Figure 2 It is a schematic view of the connection structure of the transmission roller and the upper pressing rod of the utility model;

[0017] Figure 3 It is a schematic view of the connection structure of the first plug-in plate and the second plug-in plate of the utility model;

[0018] Figure 4 It is a schematic view of the transmission hexagonal shaft structure of the utility model;

[0019] Figure 5 It is a schematic view of the servo drive mechanism structure of the utility model.

[0020] In the figure: 1, servo motor; 2, first plug-in board; 3, transmission hex shaft; 4, transmission roller; 5, upper pressing rod; 6, second plug-in board; 7, pressing edge; 8, second bevel gear; 9, third gear; 10, bearing seat; 11, supporting spacer; 12, first bevel gear; 13, transmission chain belt; 14, motor mounting plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Reference Figures 1-5 A transmission structure of a photovoltaic chain cleaning device, comprising first plug-in boards 2 and second plug-in boards 6 arranged opposite to each other, the first plug-in boards 2 and the second plug-in boards 6 each comprise a plurality of plug-in board units, a plurality of bearing seats 10 are arranged on the outer side of the first plug-in boards 2, and the first plug-in boards 2 are provided with transmission hex shafts 3 through the bearing seats 10, one end of the transmission hex shafts 3 is connected with a servo driving mechanism for driving the transmission hex shafts 3 to move.

[0023] A plurality of groups of transmission rollers 4 and upper pressing rods 5 are arranged between the first plug-in boards 2 and the second plug-in boards 6, the upper pressing rods 5 are arranged above the transmission rollers 4, the upper pressing rods 5 are provided with cylindrical pressing edges 7, the transmission rollers 4 are in transmission connection with the transmission hex shafts 3, and the upper pressing rods 5 are in transmission connection with the transmission rollers 4.

[0024] In view of the problems that the transmission structure of the existing photovoltaic cleaning device is a whole structure, and the installation, debugging and debugging process are complicated and time-consuming, the technical scheme provides a multi-section transmission structure, the first plug-in boards 2 and the second plug-in boards 6 each are composed of a plurality of plug-in board groups, and the assembly, debugging and maintenance and replacement are more convenient, meanwhile, the plug-in boards are designed in sections, the number of motors can be increased, the use requirement of a single motor is reduced, the load rate of the motor is reduced, the conveying torque of the transmission hex shafts 3 is also reduced by sectional installation, the stress condition of the connection of the transmission hex shafts 3 is reduced, the debugging difficulty is reduced, and the device runs more stably.

[0025] In view of the problems that the contact between the existing upper pressing rod 5 and the silicon wafer is point contact, the silicon wafer is subjected to large pressure stress during transfer, and the silicon wafer is prone to fragmentation, the technical scheme changes the structure of the pressing edge 7 of the upper pressing rod 5 into a cylindrical shape, so that the point contact between the upper pressing rod 5 and the silicon wafer is changed into surface contact, thereby reducing the fragmentation rate and helping to reduce the production cost.

[0026] Further, the transmission hexagonal shaft 3 is uniformly provided with a plurality of groups of first bevel gears 12 through the support spacer 11, and one side of the plurality of groups of transmission rollers 4 is provided with a second bevel gear 8 connected, and the plurality of groups of first bevel gears 12 are correspondingly engaged with the plurality of groups of second bevel gears 8.

[0027] Through the technical scheme, the transmission hexagonal shaft 3 is driven to rotate by the servo driving mechanism, thereby driving the first bevel gear 12 to rotate, the second bevel gear 8 is engaged with the first bevel gear 12 to drive the transmission roller 4 to rotate to forwardly convey the silicon wafer, in the scheme, each group of first bevel gears 12 corresponds to a group of transmission rollers 4, and the spacing between adjacent groups of transmission rollers 4 is adapted to the spacing between the first bevel gears.

[0028] Further, the servo driving mechanism includes a motor mounting plate 14, a servo motor 1 and a transmission chain belt 13, and the servo driving mechanism is in transmission connection with the transmission hexagonal shaft 3 through the transmission chain belt 13.

[0029] Through the technical scheme, the servo motor 1 drives the transmission chain belt 13 to rotate, thereby driving the transmission hexagonal shaft 3 to rotate, and the servo motor 1 serves as a power source of the whole transmission, thereby accurately controlling the transmission process of the transmission hexagonal shaft 3 to control the operation of the silicon wafer.

[0030] Further, one end of the upper pressing rod 5 is provided with a third gear 9, and the third gear 9 is in engagement connection with the extension part of the second bevel gear 8.

[0031] The upper pressing rod 5 is in engagement with the extension part of the second bevel gear 8 through the third gear 9, so that the upper pressing rod 5 and the transmission shaft can rotate synchronously, thereby pushing the silicon wafer forward.

[0032] Further, a plurality of groups of transmission roller 4 installation grooves are arranged on the plug-in board unit, each group of transmission roller 4 is arranged on a group of transmission roller 4 installation grooves, and a group of transmission roller 4 pressing blocks is arranged on the upper end of each group of transmission roller 4.

[0033] In the scheme, a transmission roller 4 pressing block is separately pressed on the transmission roller 4 bearing, which is different from the structure of the whole pressing block on the market, is convenient to disassemble, is convenient to process, reduces the processing cost, improves the processing precision of the single pressing block, and is beneficial to the stability during transmission.

[0034] Further, the transmission roller 4 is made of PVDF or PPH material.

[0035] Through the technical scheme, according to different use scenes, PVDF, which is acid-resistant, is used in the acid tank, and PPH is generally used in the alkali tank.

[0036] Working principle: the servo motor 1 drives the transmission chain belt 13 to rotate, thereby driving the transmission hex shaft 3 to rotate, the transmission hex shaft 3 drives the first bevel gear 12 on it to rotate, after the first bevel gear 12 and the second bevel gear 8 are meshed and driven, the transmission roller 4 rotates to transport the silicon wafer to the front side; the transmission structure of the technical scheme is a multi-section transmission structure, the first plug-in board 2 and the second plug-in board 6 are both composed of multiple groups of plug-in boards, assembly, debugging and maintenance and replacement are more convenient, meanwhile, the segmented design of the plug-in boards can increase the number of motors, reduce the use requirements of a single motor, reduce the load rate of the motor, segmented installation also reduces the conveying torque of the transmission hex shaft 3, reduces the stress condition of the connection of the transmission hex shaft 3, meanwhile, a transmission roller 4 pressing block is separately pressed on the bearing of the transmission roller 4, which is convenient to disassemble, more convenient to process, reduces the processing cost, improves the processing precision of a single pressing block, reduces the debugging difficulty, and makes the equipment run more stably.

[0037] In the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first", "second" can be explicitly or implicitly included at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0038] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any suitable manner in any one or more embodiments or examples. In addition, different embodiments or examples described in the present application and the features of different embodiments or examples can be combined by those skilled in the art without contradiction.

[0039] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, replacements and variations of the embodiments can be made without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A drive structure for a photovoltaic chain cleaning apparatus, characterized by: Including first and second plug-in plates arranged opposite to each other, the first and second plug-in plates each include a plurality of plug-in plate units, the first plug-in plate is provided with a plurality of bearing seats on the outer side, and the first plug-in plate is provided with a transmission hexagonal shaft through the bearing seat, one end of the transmission hexagonal shaft is connected with a servo driving mechanism for driving the transmission hexagonal shaft to move; A plurality of transmission rollers and upper pressing rods are arranged between the first and second plug-in plates, the upper pressing rod is arranged above the transmission roller, a cylindrical pressing edge is arranged on the upper pressing rod, the transmission roller is in transmission connection with the transmission hexagonal shaft, and the upper pressing rod is in transmission connection with the transmission roller.

2. The transmission structure of a photovoltaic chain type cleaning apparatus according to claim 1, characterized in that: A plurality of first bevel gears are uniformly arranged on the transmission hexagonal shaft through a supporting spacer, one side of each of the plurality of transmission rollers is provided with a second bevel gear, and each of the plurality of first bevel gears is in meshing connection with the corresponding second bevel gear.

3. The transmission structure of a photovoltaic chain cleaning device according to claim 1, characterized in that: The servo driving mechanism includes a motor mounting plate, a servo motor and a transmission chain belt, and the servo driving mechanism is in transmission connection with the transmission hexagonal shaft through the transmission chain belt.

4. The transmission structure of a photovoltaic chain cleaning device according to claim 1, characterized in that: One end of the upper pressing rod is provided with a third gear, and the third gear is in meshing connection with an extension part of the second bevel gear.

5. The transmission structure of a photovoltaic chain cleaning device according to claim 1, characterized in that: A plurality of transmission roller mounting grooves are arranged on the plug-in plate unit, each of the plurality of transmission rollers is arranged on one of the transmission roller mounting grooves, and one of the plurality of transmission roller pressing blocks is arranged on the upper end of each of the plurality of transmission rollers.

6. The transmission structure of a photovoltaic chain cleaning device according to claim 1, characterized in that: The transmission roller is made of PVDF or PPH.

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