Photovoltaic steel frame cold bending performance detection device

Abstract

The utility model belongs to the field of performance detection devices, and particularly relates to a photovoltaic steel frame cold bending performance detection device which comprises a machine base, a touch controller is fixedly installed in the middle of the front face of the machine base, two symmetrically-distributed test columns are installed at the upper end of the machine base, and the upper ends of the test columns are fixedly connected with a frame. A clamping mechanism is arranged on the frame, a fixing frame is fixedly connected to the upper end of the machine base, and a movable base is slidably connected into a groove in the upper end of the fixing frame. The clamping frame, the movable frame, the spring and other structures are additionally arranged on the frame, in the using process, the movable frame can be driven to move through threaded fit between the screw rod and the frame, the movable frame extrudes the spring, and elastic force generated after extrusion can push the clamping plate to extrude and limit the steel frame; and after the steel frame is stressed and deformed, the spring can be compressed again, so that the clamping mechanism can be effectively prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of performance detection devices, in particular to a cold bending performance detection device for photovoltaic steel frames. Background Technique

[0002] According to the patent application publication number: CN116365985A, a steel frame for photovoltaic modules is proposed. The beneficial effects of this invention are: it can reduce the occlusion of photovoltaic modules, effectively improve the power generation efficiency of photovoltaic modules; it can avoid the accumulation of dust and sand, and achieve the cleaning and self-cleaning of the card slot structure and photovoltaic modules; it can reduce the material consumption and lower the production cost;

[0003] During the production of the existing photovoltaic steel frames, it is necessary to test the mechanical properties of the steel frames. Among many test items, the cold bending type is a relatively important index. However, during the use of the existing detection devices, the steel frames can be bent by a hydraulic cylinder, but the clamping structure is easily damaged after the steel frames are deformed during the bending process. Moreover, when bending the steel frames, only the middle part of the steel frames can be pressured, and the generated experimental data is too single, affecting the stability of the results. Therefore, the existing technology needs to be improved. Content of the Utility Model

[0004] The purpose of the utility model is to provide a cold bending performance detection device for photovoltaic steel frames, which solves the problems that the clamping structure is easily damaged and it is not convenient to pressure other parts of the steel frames.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A cold bending performance detection device for photovoltaic steel frames, including a machine base. A touch controller is fixedly installed in the middle of the front surface of the machine base. Two symmetrically distributed test columns are installed at the upper end of the machine base. The upper ends of the test columns are fixedly connected to a frame. A clamping mechanism is arranged on the frame. The upper end of the machine base is fixedly connected to a fixed frame. A movable seat is slidably connected inside the groove at the upper end of the fixed frame. Two symmetrically distributed brackets are fixedly connected to the upper end of the fixed frame. A lead screw is installed inside the two brackets through bearings together. A motor is fixedly installed at the upper end of the fixed frame. Guide frames are fixedly connected to the upper parts of the front and back surfaces of the fixed frame. A guide sleeve is fixedly connected to the outside of the movable seat. A threaded sleeve is fixedly connected to the upper end of the back surface of the movable seat.

[0006] Preferably, a hydraulic cylinder is fixedly connected to the upper end of the movable seat. An extrusion block is fixedly connected to the lower end of the hydraulic cylinder. An arc surface is arranged below the extrusion block.

[0007] Preferably, the output shaft of the motor is fixedly connected to the lead screw, and the lead screw is threadedly connected to the threaded sleeve. The lead screw can drive the moving seat to move through the threaded fit with the threaded sleeve.

[0008] Preferably, the guide sleeve is slidably connected to the guide frame and the fixed frame. The guide sleeve can guide the movement of the moving seat.

[0009] Preferably, the clamping mechanism includes a moving frame. A moving frame is slidably connected to the outer side of the rod member of the frame, and a clamping frame is slidably connected to the outer side of the rod member of the frame. A rubber plate is fixedly connected to the lower end of the clamping frame. A spring is arranged between the moving frame and the clamping frame on the outer side of the rod member of the frame. A screw rod is installed at the upper end of the moving frame through a bearing, and a hand wheel is fixedly connected to the upper end of the screw rod. The hand wheel can drive the screw rod to rotate.

[0010] Preferably, one end of the spring is fixedly connected to the clamping frame, and the other end of the spring is fixedly connected to the moving frame. The screw rod is threadedly connected to the frame. The spring can apply pressure to the clamping frame through elastic force.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. By adding structures such as a clamping frame, a moving frame, and a spring to the frame, during use, the moving frame can be driven to move through the threaded fit between the screw rod and the frame. The moving frame squeezes the spring, and the elastic force generated after squeezing can push the clamping plate to squeeze and limit the steel frame. After the steel frame is deformed by force, the spring can be compressed again, thereby effectively avoiding damage to the clamping mechanism.

[0013] 2. By adding structures such as a lead screw, a motor, and a threaded sleeve to the fixed frame, during the test of the steel frame, the moving seat and the extrusion block can be driven to move through the threaded fit between the lead screw and the threaded sleeve. During the lateral movement of the extrusion block, the extrusion position can be adjusted, thereby increasing the diversity of data and making the test more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional view of the overall structure of the present utility model Figure 1 ;

[0015] Figure 2 is a three-dimensional view of the overall structure of the present utility model Figure 2 ;

[0016] Figure 3 is a Figure 1 partial structure three-dimensional enlarged view of the present utility model;

[0017] Figure 4 For the present utility model Figure 2 is an enlarged view of part A of

[0018] In the figure: 1, machine base; 2, touch controller; 3, test column; 4, frame; 5, clamping mechanism; 6, fixing frame; 7, moving seat; 8, hydraulic cylinder; 9, extrusion block; 10, support; 11, lead screw; 12, motor; 13, guide frame; 14, guide sleeve; 15, threaded sleeve; 51, moving frame; 52, clamping frame; 53, rubber plate; 54, spring; 55, screw; 56, hand wheel. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] Please refer to Figure 1 and Figure 2 and Figure 4 , a photovoltaic steel frame cold bending performance detection device, including a machine base 1, a touch controller 2 is fixedly installed in the middle of the front of the machine base 1, two symmetrically distributed test columns 3 are installed at the upper end of the machine base 1, the upper ends of the test columns 3 are fixedly connected to a frame 4, a clamping mechanism 5 is arranged on the frame 4, a fixing frame 6 is fixedly connected to the upper end of the machine base 1, a moving seat 7 is slidably connected inside the upper groove of the fixing frame 6, two symmetrically distributed supports 10 are fixedly connected to the upper end of the fixing frame 6, a lead screw 11 is installed inside the two supports 10 through bearings, a motor 12 is fixedly installed at the upper end of the fixing frame 6, guide frames 13 are fixedly connected to the upper parts of the front and back of the fixing frame 6, a guide sleeve 14 is fixedly connected to the outside of the moving seat 7, and a threaded sleeve 15 is fixedly connected to the upper end of the back surface of the moving seat 7.

[0021] Please refer to Figure 1 and Figure 2 and Figure 4 , a hydraulic cylinder 8 is fixedly connected to the upper end of the moving seat 7, an extrusion block 9 is fixedly connected to the lower end of the hydraulic cylinder 8, an arc surface is arranged below the extrusion block 9, the output shaft of the motor 12 is fixedly connected to the lead screw 11, the lead screw 11 is threadedly connected to the threaded sleeve 15, and the lead screw 11 can drive the moving seat 7 to move through the threaded fit with the threaded sleeve 15. The guide sleeve 14 is slidably connected to the guide frame 13 and the fixing frame 6, and the guide sleeve 14 can guide the movement of the moving seat 7.

[0022] Please refer to Figure 1, Figure 3 , the clamping mechanism 5 includes a moving frame 51. The outer side of the rod member of the frame 4 is slidably connected with the moving frame 51. The outer side of the rod member of the frame 4 is slidably connected with a clamping frame 52. The lower end of the clamping frame 52 is fixedly connected with a rubber plate 53. A spring 54 is arranged between the outer side of the rod member of the frame 4 and located between the moving frame 51 and the clamping frame 52. The upper end of the moving frame 51 is installed with a screw rod 55 through a bearing. The upper end of the screw rod 55 is fixedly connected with a hand wheel 56. The hand wheel 56 can drive the screw rod 55 to rotate. One end of the spring 54 is fixedly connected with the clamping frame 52, and the other end of the spring 54 is fixedly connected with the moving frame 51. The screw rod 55 is threadedly connected with the frame 4. The spring 54 can apply pressure to the clamping frame 52 through elastic force.

[0023] The specific implementation process of the present utility model is as follows: When in use, place the steel frame on the inner side of the frame 4, and then rotate the hand wheel 56 to drive the screw rod 55 to rotate. During the rotation of the screw rod 55, it can drive the moving frame 51 to move through the threaded fit with the frame 4. During the movement of the moving frame 51, it can squeeze the spring 54. After the spring 54 is squeezed, the elastic force generated can push the rubber plate 53 below the clamping frame 52 to squeeze the steel frame, and thus the squeezing of the steel frame can be completed;

[0024] Then start the motor 12. The motor 12 drives the lead screw 11 to rotate. During the rotation of the lead screw 11, it can drive the moving seat 7 to move through the threaded fit with the threaded sleeve 15. During the movement of the moving seat 7, it can adjust the position of the extrusion block 9. After adjusting to the predetermined position, stop the motor 12, and then start the hydraulic cylinder 8. The hydraulic cylinder 8 drives the extrusion block 9 to move downward. When the extrusion block 9 contacts the steel frame, the steel frame can be bent. During the bending process, the test column 3 can detect the pressure. After the steel frame is deformed, the spring 54 can be compressed again. After the spring 54 is compressed again, the clamping frame 52 can move, so as to avoid damage to the device.

[0025] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cold bending performance detection device for a photovoltaic steel frame, comprising a machine base (1), characterized in that: A touch controller (2) is fixedly installed in the middle of the front of the machine base (1). Two symmetrically distributed test columns (3) are installed at the upper end of the machine base (1). The upper end of the test column (3) is fixedly connected to a frame (4). A clamping mechanism (5) is arranged on the frame (4). The upper end of the machine base (1) is fixedly connected to a fixed frame (6). A moving seat (7) is slidably connected inside the upper groove of the fixed frame (6). Two symmetrically distributed brackets (10) are fixedly connected to the upper end of the fixed frame (6). A lead screw (11) is installed inside the two brackets (10) through bearings. A motor (12) is fixedly installed at the upper end of the fixed frame (6). Guide frames (13) are fixedly connected to the upper parts of the front and rear of the fixed frame (6). A guide sleeve (14) is fixedly connected to the outer side of the moving seat (7). A threaded sleeve (15) is fixedly connected to the upper end of the back surface of the moving seat (7).

2. The cold bending performance detection device for a photovoltaic steel frame according to claim 1, wherein: A hydraulic cylinder (8) is fixedly connected to the upper end of the moving seat (7). An extrusion block (9) is fixedly connected to the lower end of the hydraulic cylinder (8).

3. The cold bending performance detection device for a photovoltaic steel frame according to claim 1, characterized in that: The output shaft of the motor (12) is fixedly connected to the lead screw (11). The lead screw (11) is threadedly connected to the threaded sleeve (15).

4. A photovoltaic steel frame cold bending performance detection device according to claim 1, characterized in that: The guide sleeve (14) is slidably connected to the guide frame (13). The guide sleeve (14) is slidably connected to the fixed frame (6).

5. The cold bending performance detection device for a photovoltaic steel frame according to claim 1, wherein: The clamping mechanism (5) includes a moving frame (51). The moving frame (51) is slidably connected to the outer side of the rod of the frame (4). A clamping frame (52) is slidably connected to the outer side of the rod of the frame (4). A rubber plate (53) is fixedly connected to the lower end of the clamping frame (52). A spring (54) is arranged on the outer side of the rod of the frame (4) and between the moving frame (51) and the clamping frame (52). A screw rod (55) is installed at the upper end of the moving frame (51) through a bearing. A hand wheel (56) is fixedly connected to the upper end of the screw rod (55).

6. The cold bending performance detection device for a photovoltaic steel frame according to claim 5, characterized in that: One end of the spring (54) is fixedly connected to the clamping frame (52). The other end of the spring (54) is fixedly connected to the moving frame (51). The screw rod (55) is threadedly connected to the frame (4).

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