CN210236555U - Photovoltaic module film coil stock unwinding device - Google Patents
Photovoltaic module film coil stock unwinding device Download PDFInfo
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- CN210236555U CN210236555U CN201920447884.3U CN201920447884U CN210236555U CN 210236555 U CN210236555 U CN 210236555U CN 201920447884 U CN201920447884 U CN 201920447884U CN 210236555 U CN210236555 U CN 210236555U
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Abstract
A photovoltaic module film coil stock unwinding device, including the frame, be provided with the blowing axle in the frame, the blowing axle is rotated by the prime mover drive, still is provided with the tensioning roller of tensioning membrane material in the frame to and measure the length of tensioning roller displacement volume and survey measuring mechanism, still be provided with the angle measurement mechanism who detects material roller diameter in the frame, this photovoltaic module film material unwinding device still includes the controller, the parameter control prime mover work that the controller records according to length measurement mechanism and angle measurement mechanism. According to the technical scheme, the outer diameter of the material roller is measured by the angle measuring mechanism, the tensioning state of the film is measured by the length measuring mechanism, then the controller calculates the discharging length of the film according to parameters measured by the length measuring mechanism and the angle measuring mechanism, and controls the prime motor to work or stop according to the length value, so that the discharging length of the film can be conveniently measured, and the film discharging precision is improved.
Description
Technical Field
The utility model relates to a photovoltaic module produces the accessory, especially relates to a photovoltaic module film coil stock unwinding equipment belongs to photovoltaic production facility field.
Background
The photovoltaic module is a unit which can realize a power generation function after solar cells are assembled, and the solar cells need to be processed through a plurality of working procedures in the assembling process so as to ensure the performance of the photovoltaic module.
For example, in the production process of photovoltaic modules, since a light-transmitting thermoplastic film needs to be laid on a solar panel, the length of the film is strictly required, and therefore, the film placement needs to control the film placement length of each film so as to prevent the photovoltaic modules from being poor in quality due to the unqualified length of the film and even being scrapped.
In the prior art, the film placing equipment in the production process of the photovoltaic module cannot detect the film placing length, so that the film placing precision is low, and the quality of the photovoltaic module is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a photovoltaic module film coil stock unreels device is provided to put putting membrane device in improving photovoltaic module production facility and put the membrane precision.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
the utility model provides a photovoltaic module film coil stock unwinding device, include the frame and set up in blowing axle in the frame still be provided with the drive in the frame the rotatory prime mover that realizes the blowing of blowing axle still be provided with the tensioning roller at blowing in-process tensioning film in the frame, tensioning roller sliding connection in the frame be provided with the detection in the frame the length measurement mechanism of tensioning roller displacement still be provided with the angle measurement mechanism that detects to be located blowing axle feeding roller diameter in the frame, this photovoltaic module film coil stock unwinding device still includes the controller, length measurement mechanism with angle measurement mechanism all with the controller communication, the parameter control that the controller was surveyed according to length measurement mechanism, angle measurement mechanism the prime mover work.
A photovoltaic module film coil stock unwinding device, including the frame, be provided with the blowing axle in the frame, the blowing axle is rotated by the prime mover drive, still is provided with the tensioning roller of tensioning membrane material in the frame to and measure the length of tensioning roller displacement volume and survey measuring mechanism, still be provided with the angle measurement mechanism who detects material roller diameter in the frame, this photovoltaic module film material unwinding device still includes the controller, the parameter control prime mover work that the controller records according to length measurement mechanism and angle measurement mechanism. According to the technical scheme, the outer diameter of the material roller is measured by the angle measuring mechanism, the tensioning state of the film is measured by the length measuring mechanism, then the controller calculates the discharging length of the film according to parameters measured by the length measuring mechanism and the angle measuring mechanism, and controls the prime motor to work or stop according to the length value, so that the discharging length of the film can be conveniently measured, and the film discharging precision is improved.
Preferably, the angle measuring mechanism comprises an angle measuring device and a measuring head contacted with the material roller, the measuring head is connected with the angle measuring device through a connecting frame, and the angle change of the measuring head is fed back to the angle measuring device.
The connecting frame enables the measuring head to be flexibly arranged, and the measuring head can be effectively contacted with the outer diameter of the material roller, so that the measuring precision of the angle measuring mechanism is improved.
Preferably, the link includes the first body of rod and the second body of rod, the diameter direction setting of material roller is followed to the first body of rod, the second body of rod is followed the axis direction setting of material roller, the first body of rod is fixed in together with the second body of rod, the measuring head is the gyro wheel, the gyro wheel rotate connect in on the second body of rod.
The first rod body and the second rod body are matched to form the connecting frame, the connecting frame is simple in structure and easy to process, and the manufacturing cost of the connecting frame is reduced.
Preferably, the measuring head is provided with a pattern for increasing the friction coefficient of the measuring head.
The setting up of decorative pattern has improved the frictional force of measuring head with the material roller, and the measuring head rotates in a flexible way, avoids the measuring head to skid for the material roller and damages the film on the material roller.
Preferably, the tensioning roller pass through the rocker rotate connect in the frame, the tensioning roller rotate connect in on the rocker, still be provided with the drive in the frame the rocker swings with the linear motion follower of tensioning film, linear motion follower one end articulate in the frame, the other end of linear motion follower articulate in on the rocker.
The arrangement of the swing frame enables the arrangement position of the tension roller to be flexible. In addition, the arrangement of the linear motion follower enables the tensioning force of the tensioning roller to be effectively controlled, namely the linear motion output by the linear motion follower can be effectively controlled, and the phenomenon that the tensioning capacity of the tensioning roller is influenced due to the fact that the tensioning force of the tensioning roller is too large or too small is avoided.
Preferably, the linear motion output device comprises a machine body and a telescopic rod, and the length measuring mechanism is fixed on the machine body.
The length measuring mechanism measures the telescopic length of the telescopic rod, and the measuring precision of the length measuring mechanism is improved.
Preferably, the linear motion follower is an air cylinder, or the linear motion follower is a hydraulic cylinder, or the linear motion follower is a linear motor.
Preferably, still be provided with the film follower in the frame still be provided with the auxiliary roll in the frame, the auxiliary roll has at least one, the auxiliary roll rotate connect in the frame, the film that the material roller was emitted gets into through tensioning roller, auxiliary roll in proper order the film follower.
The auxiliary roller improves the film placing precision.
Preferably, the film output device comprises an upper clamping claw and a lower clamping claw, the upper clamping claw is connected to the rack in a sliding mode, and a driver for driving the upper clamping claw to reciprocate is further arranged on the rack.
Preferably, the unwinding device for the photovoltaic module film coil stock further comprises a base, the rack is connected to the base in a sliding mode, a guide rail is arranged on the base, a sliding block matched with the guide rail is arranged on the rack, and a locking screw for locking the sliding block on the guide rail is arranged on the sliding block.
The frame can slide for the base, removes the frame and can conveniently change the material roller, has optimized photovoltaic module film coil stock and has put the operating performance of coiling mechanism.
Compared with the prior art, the utility model have following advantage and effect:
1. the arrangement of the length measuring mechanism, the angle measuring mechanism and the controller can effectively measure the displacement of the tensioning roller and the outer diameter of the material roller, and the controller calculates the discharging length of the film according to the measurement parameters of the length measuring mechanism and the angle measuring mechanism, so that the film discharging precision is greatly improved.
2. The arrangement of the length measuring mechanism can effectively measure the displacement of the tension roller, thereby effectively preventing the tension performance of the tension roller from being reduced due to the overlarge or undersize displacement of the tension roller.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of an angle measuring mechanism.
Description of reference numerals:
1. the device comprises a rack, 2, a discharging shaft, 3, a tensioning roller, 4, an angle measuring mechanism, 5, a length measuring mechanism, 6, an angle measurer, 7, a measuring head, 8, a connecting frame, 9, a first rod body, 10, a second rod body, 11, a swing frame, 12, a linear motion output device, 13, an auxiliary roller, 14, an upper clamping jaw, 15, a lower clamping jaw, 16, a guide rail, 17, a sliding block, 18 and a locking screw.
Detailed Description
The present invention will be described in further detail with reference to the following examples, which are illustrative of the present invention and are not intended to limit the present invention.
Example 1
The utility model provides a photovoltaic module film coil stock unwinding unit for to the film blowing on the material roller, and control blowing length, with the equipment precision that improves photovoltaic module.
As shown in fig. 1, the unwinding device for the film roll of the photovoltaic module comprises a frame 1 and an unwinding shaft 2 arranged on the frame 1, wherein the frame 1 can be formed by splicing rod pieces or/and plates. Herein or/and includes three schemes, e.g. a or/and b, the first scheme includes only a, the second scheme includes only b, and the third scheme includes both a and b.
As shown in fig. 1, a prime mover for driving the discharging shaft 2 to rotate to discharge is further disposed on the frame 1, the prime mover outputs a rotational motion to drive the discharging shaft 2 to rotate, and the prime mover can drive the discharging shaft 2 to rotate through a speed reducer in order to enable the discharging shaft 2 to have a reasonable rotational speed. The prime mover may be a servo motor or the like.
As fig. 1, still be provided with the tensioning roller 3 at the tensioning film of blowing in-process in frame 1, tensioning roller 3 sliding connection in frame 1, tensioning roller 3 is walked around to the film, and tensioning roller 3 can make the film of bypassing tensioning roller 3 have reasonable tension when for frame 1 displacement to do benefit to the membrane precision of putting that improves the film.
As shown in fig. 1, the frame 1 is provided with a length measuring mechanism 5 for detecting the displacement of the tension roller 3, and the frame 1 is further provided with an angle measuring mechanism 4 for detecting the diameter of the feeding roller on the discharging shaft 2.
The unwinding device for the photovoltaic module film coil stock further comprises a controller, the length measuring mechanism 5 and the angle measuring mechanism 4 are communicated with the controller, and the controller controls the prime mover to work according to parameters measured by the length measuring mechanism 5 and the angle measuring mechanism 4.
In the discharging process, the angle measuring mechanism 4 measures the outer diameter of the material roller, namely the outer diameter of a film positioned on the material roller in the current state, the length measuring mechanism 5 measures the tensioning state of the film in the current state, and the controller can calculate the discharging length of the film according to the outer diameter and the tensioning force of the film on the material roller. The controller estimates the discharge length by substantially calculating the circumference based on the diameter, which is a common knowledge in the prior art and will not be described herein. The controller controls the prime motor to rotate for a reasonable number of cycles to obtain the fixed-length discharging length. The known structure of a controller with computing power in the prior art is not described in detail here. Such as a control system with programming capabilities, etc.
Example 2
This embodiment describes a possible configuration of the angle measuring mechanism 4 in conjunction with embodiment 1.
As shown in fig. 1 and 2, the angle measuring mechanism 4 includes an angle measuring device 6 and a measuring head 7 contacting with the material roller, the measuring head 7 is connected with the angle measuring device 6 through a connecting frame 8, and the angle change of the measuring head 7 is fed back to the angle measuring device 6.
The measuring head 7 is lapped on the material roller and is contacted with the material roller, the diameter of the measuring head is smaller and smaller along with continuous discharging of the material roller, at the moment, the measuring head 7 deflects for a certain angle along with the diameter change of the material roller, and the angle measurer 6 calculates the current diameter of the material roller according to the angle. The goniometer 6 is of conventional construction in the prior art and is readily available commercially.
As shown in fig. 1 and fig. 2, in a possible scheme, the connecting frame 8 includes a first rod 9 and a second rod 10, the first rod 9 is disposed along a diameter direction of the material roller, the second rod 10 is disposed along an axial direction of the material roller, the first rod 9 and the second rod 10 are fixed together, the measuring head 7 is a roller, and the roller is rotatably connected to the second rod 10.
The second rod body 10 is arranged along the axial direction of the material roller, and the measuring head 7 is contacted with the middle part of the material roller, so that the measuring precision of the angle measuring mechanism 4 is improved.
The first rod 9 and the second rod 10 may be welded together, and the first rod 9 and the second rod 10 may also be an integrated structure. The first rod 9 and the second rod 10 are not suitable for detachable connection assembly, so that the measurement accuracy of the angle measuring mechanism 4 is improved.
The connecting frame 8 can also be replaced by other shapes or structures, the main function of the connecting frame 8 being to support the measuring head 7 in a reasonable position and to transmit the displacement of the measuring head 7.
One possible configuration of the measuring head 7: patterns for increasing the friction coefficient of the measuring head 7 are arranged on the measuring head 7. When measuring head 7 is the gyro wheel, be provided with the decorative pattern on the gyro wheel promptly to increase measuring head 7 and expect the frictional force between the roller, the gyro wheel rotates in a flexible way, avoids the gyro wheel card to die and damages the film on the material roller.
Example 3
This embodiment can be combined with any of the above embodiments to describe a possible solution of the tension roller 3.
As shown in fig. 1, the tensioning roller 3 is rotatably connected to the frame 1 through a swing frame 11, the swing frame 11 is rotatably connected to the frame 1, the tensioning roller 3 is rotatably connected to the swing frame 11, the frame 1 is further provided with a linear motion output device 12 for driving the swing frame 11 to swing to tension the film, one end of the linear motion output device 12 is hinged to the frame 1, and the other end of the linear motion output device 12 is hinged to the swing frame 11. Namely, the linear motion follower 12 can deflect a certain angle relative to the frame 1, and the linear motion follower 12 can rotate a certain angle relative to the swing frame 11.
The swing frame 11 can be rotatably connected to the frame 1 through a shaft, and the shaft can be located in the middle of the swing frame 11 to facilitate the swing of the swing frame 11.
As shown in fig. 1, the linear motion follower 12 includes a body and a telescopic rod, and the length measuring mechanism 5 is fixed on the body. The linear motion follower 12 is an air cylinder, or the linear motion follower 12 is a hydraulic cylinder, or the linear motion follower 12 is a linear motor.
The linear motion output device outputs linear motion to enable the swing frame 11 to deflect, and the deflection of the swing frame 11 drives the tensioning roller 3 to generate displacement so as to tension the film. The tension roller 3 can be rotatably connected to the swing frame 11 through a rotating shaft, and the assembling mode of the tension roller 3 and the swing frame 11 is not limited and can be freely selected by a person skilled in the art.
The displacement track of the tension roller 3 is arc-shaped, and in order to improve the measurement accuracy of the length measuring mechanism 5, the length measuring mechanism 5 should measure the linear displacement of the output structure in the linear motion output device 12, so as to improve the measurement accuracy of the length measuring mechanism 5.
Of course, the length measuring mechanism 5 may also measure the displacement of the tension roller 3, and the specific measurement object of the length measuring mechanism 5 is not limited, and those skilled in the art may reasonably select the displacement according to the needs, and only need to make the length measuring mechanism 5 obtain the displacement of the tension roller 3, so as to calculate the tension of the film according to the displacement.
Example 4
This embodiment may be combined with any of the above embodiments to describe other structures that may be included in the rack 1.
As shown in fig. 1, a film output device is further arranged on the machine frame 1, an auxiliary roller 13 is further arranged on the machine frame 1, at least one auxiliary roller 13 is arranged, the auxiliary roller 13 is rotatably connected to the machine frame 1, and a film discharged by the material roller sequentially enters the film output device through the tensioning roller 3 and the auxiliary roller 13. The auxiliary roller 13 is mainly used for guiding the film, so that the film has a reasonable discharging track, and discharging of the film is facilitated.
The film output device comprises an upper clamping jaw 14 and a lower clamping jaw 15, the upper clamping jaw 14 is connected to the rack 1 in a sliding mode, and a driver for driving the upper clamping jaw 14 to reciprocate is further arranged on the rack 1. The driver can be a mechanism which can output linear motion by an air cylinder, a hydraulic cylinder, a linear motor and the like.
The structure disclosed in the embodiment is mainly used for auxiliary discharging, and in other possible implementation schemes, the structure in the embodiment may not exist, for example, a film is directly extracted by an extraction mechanism in the next process.
Example 5
The present embodiment is an optimized solution for the above embodiments in combination with any of the above embodiments.
As shown in fig. 1, the unwinding device for the photovoltaic module film coil stock further comprises a base, wherein the frame 1 is connected to the base in a sliding manner, a guide rail 16 is arranged on the base, the guide rail 16 can be fixed on the base through a bolt, a sliding block 17 matched with the guide rail 16 is arranged on the frame 1, the sliding block 17 and the frame 1 can be of an integrated structure, and a locking screw 18 for locking the sliding block 17 on the guide rail 16 is arranged on the sliding block 17. The locking screw 18 frictionally locks the slide 17 to the guide rail 16.
The sliding block 17 can also be locked on the guide rail 16 by other structures, and the specific structure thereof is not described in detail, and can be reasonably arranged by those skilled in the art according to the needs.
In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a photovoltaic module film coil stock unreels device, include frame (1) and set up in baiting axle (2) on frame (1) still be provided with the drive in frame (1) baiting axle (2) are rotatory to realize the prime mover of blowing, characterized by: still be provided with tensioning roller (3) at blowing in-process tensioning film in frame (1), tensioning roller (3) sliding connection in on frame (1) be provided with the detection in frame (1) length measurement mechanism (5) of tensioning roller (3) displacement still be provided with angle measurement mechanism (4) that the detection is located blowing axle (2) material loading roller diameter on frame (1), this photovoltaic module film coil stock unwinding device still includes the controller, length measurement mechanism (5) with angle measurement mechanism (4) all with the controller communication, the controller is according to the parameter control that length measurement mechanism (5), angle measurement mechanism (4) were surveyed prime mover work.
2. The photovoltaic module film roll unwinding device according to claim 1, characterized in that: angle measurement mechanism (4) include angular surveying ware (6) and with measuring head (7) of material roller contact, measuring head (7) through link (8) with angular surveying ware (6) are connected to the angle change feedback of measuring head (7) to angular surveying ware (6).
3. The photovoltaic module film roll unwinding device according to claim 2, characterized in that: the connecting frame (8) comprises a first rod body (9) and a second rod body (10), the first rod body (9) is arranged along the diameter direction of the material roller, the second rod body (10) is arranged along the axis direction of the material roller, the first rod body (9) is fixed together with the second rod body (10), the measuring head (7) is a roller, and the roller is rotatably connected onto the second rod body (10).
4. The photovoltaic module film roll unwinding device according to claim 3, wherein: patterns for increasing the friction coefficient of the measuring head (7) are arranged on the measuring head (7).
5. The photovoltaic module film roll unwinding device according to claim 1, characterized in that: tensioning roller (3) through rocker (11) rotate connect in on frame (1), tensioning roller (3) rotate connect in on rocker (11), still be provided with the drive on frame (1) rocker (11) swing with the linear motion follower (12) of tensioning film, linear motion follower (12) one end articulate in on frame (1), the other end of linear motion follower (12) articulate in on rocker (11).
6. The photovoltaic module film roll unwinding device according to claim 5, wherein: the linear motion output device (12) comprises a machine body and a telescopic rod, and the length measuring mechanism (5) is fixed on the machine body.
7. The photovoltaic module film roll unwinding device according to claim 5, wherein: the linear motion output device (12) is an air cylinder, or the linear motion output device (12) is a hydraulic cylinder, or the linear motion output device (12) is a linear motor.
8. The photovoltaic module film roll unwinding device according to claim 1 or 7, characterized in that: still be provided with the film follower in frame (1) still be provided with auxiliary roller (13) in frame (1), auxiliary roller (13) have at least one, auxiliary roller (13) rotate connect in on frame (1), the film that the material roller was emitted gets into through tensioning roller (3), auxiliary roller (13) in proper order the film follower.
9. The photovoltaic module film roll unwinding device according to claim 8, wherein: the film output device comprises an upper clamping jaw (14) and a lower clamping jaw (15), the upper clamping jaw (14) is connected to the rack (1) in a sliding mode, and a driver for driving the upper clamping jaw (14) to reciprocate is further arranged on the rack (1).
10. The photovoltaic module film roll unwinding device according to claim 1, characterized in that: the photovoltaic module film coil material unwinding device further comprises a base, wherein the rack (1) is connected to the base in a sliding mode, a guide rail (16) is arranged on the base, a sliding block (17) matched with the guide rail (16) is arranged on the rack (1), and a locking screw (18) used for locking the sliding block (17) on the guide rail (16) is arranged on the sliding block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447884.3U CN210236555U (en) | 2019-04-03 | 2019-04-03 | Photovoltaic module film coil stock unwinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447884.3U CN210236555U (en) | 2019-04-03 | 2019-04-03 | Photovoltaic module film coil stock unwinding device |
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| Publication Number | Publication Date |
|---|---|
| CN210236555U true CN210236555U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447884.3U Active CN210236555U (en) | 2019-04-03 | 2019-04-03 | Photovoltaic module film coil stock unwinding device |
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| CN (1) | CN210236555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969827A (en) * | 2019-04-03 | 2019-07-05 | 杭州中为光电技术有限公司 | Photovoltaic module film coiled strip unwinding device |
-
2019
- 2019-04-03 CN CN201920447884.3U patent/CN210236555U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969827A (en) * | 2019-04-03 | 2019-07-05 | 杭州中为光电技术有限公司 | Photovoltaic module film coiled strip unwinding device |
| CN109969827B (en) * | 2019-04-03 | 2023-12-12 | 杭州中为光电技术有限公司 | Film coil unreeling device of photovoltaic module |
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