Drawstring structure of photovoltaic series welding machine

Abstract

The utility model relates to the technical field of series welding machines, in particular to a photovoltaic series welding machine drawstring structure which comprises an air cylinder, a sliding rail, a sliding block, a push plate, a bent rod, a pressing block, a first rotating shaft, a second rotating shaft and a pressing plate. The bent rod can convert linear motion of the air cylinder into rotating motion of the multiple pressing blocks around the second rotating shaft, and clamping or releasing between the pressing blocks and the pressing plate can be achieved by rotating the pressing blocks around the second rotating shaft. According to the utility model, the push plate and the bent rods are rotatably connected, so that one cylinder can push the plurality of bent rods to convert the linear motion of the cylinder into the rotary motion of the plurality of pressing blocks around the second rotating shaft, and the pressing blocks rotate around the second rotating shaft to realize clamping or releasing between the pressing blocks and the pressing plate; the problem that the distance between the pressing blocks is too large due to the fact that one air cylinder only pushes one pressing block is solved, and the problem that the photovoltaic cell pieces cannot be pulled independently through a traditional air cylinder due to the fact that the line distance between the photovoltaic cell pieces is too small is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of string welding machines, and in particular to a pulling belt structure of a photovoltaic string welding machine. Background Art

[0002] In a photovoltaic string welding machine, the string welding machine needs a cylinder drive to clamp or release multiple photovoltaic components. Since the distance between multiple photovoltaic components is small, each clamping mechanism is driven by a cylinder, but the volume of the cylinder is too large, and the volume of the cylinder conflicts with the distance between multiple photovoltaic components, resulting in the string welding machine structure not meeting the requirements of maximum efficiency. Utility Model Content

[0003] In order to solve the problems in the above-mentioned background technology, the utility model provides a photovoltaic string welding machine pull belt structure, which is used in the photovoltaic string welding machine and solves the problem of excessively large spacing between multiple pressing blocks in the prior art.

[0004] The solution adopted by the utility model to solve its technical problems is: a photovoltaic string welding machine pulling belt structure, including a cylinder, a slide rail, a slider, a push plate, a bent rod, a pressure block, a first rotating shaft, a second rotating shaft, and a pressure plate, wherein the cylinder is connected to the push plate, the slider is installed on the slide rail, the slider can slide on the slide rail, the push plate is installed on the slider, the cylinder can push the plate to make a linear motion, the push plate is rotatably connected to the bent rod through the first rotating shaft, a plurality of bent rods can rotate relative to the push plate, the pressure block and the first rotating shaft are respectively arranged at both ends of the bent rod, the second rotating shaft is arranged in the middle of the bent rod, the bent rod can convert the linear motion of the cylinder into the rotational motion of a plurality of pressure blocks around the second rotating shaft, and the rotation of the pressure blocks around the second rotating shaft can realize the clamping or release between the pressure blocks and the pressure plate.

[0005] The above structure further comprises a connecting rod, through which the push plate is rotatably connected to the first rotating shaft, the push plate is provided with a plurality of connecting rods, the bent rod can rotate relative to the connecting rod, and the connecting rod can adjust the distance between the bent rod and the push plate.

[0006] The above structure also includes a connecting rod, a connecting head, and a spring. The push plate is connected to the connecting rod. A socket is provided in the middle of the connecting head. The connecting rod is inserted into the socket of the connecting head. The connecting rod can slide relative to the connecting head. The spring is sleeved on the connecting rod. The spring is placed between the push plate and the connecting head. The spring can transmit the thrust of the push plate to the connecting head to rotate the bent rod and provide clamping force. The push plate is provided with multiple connecting rods and multiple connecting heads. The connecting head is rotatably connected to the bent rod through a first rotating shaft, and the bent rod can rotate relative to the connecting head.

[0007] The above structure also includes a mounting plate, and the cylinder, the slide rail, the second rotating shaft, and the pressing plate are directly or indirectly connected to the mounting plate.

[0008] In the above structure, both ends of the push plate are provided with slide rails and sliders to maintain the sliding direction, the cylinder is arranged in the middle of the push plate, and the slider and the cylinder are arranged on the same side of the push plate.

[0009] To sum up, the beneficial effects of the utility model are as follows: through the rotatable connection between the push plate and the bending rod, one cylinder can push multiple bending rods to convert the linear motion of the cylinder into the rotational motion of multiple pressure blocks around the second rotating axis. The rotation of the pressure block around the second rotating axis can realize the clamping or release between the pressure block and the pressure plate, avoiding the problem that one cylinder only pushes one pressure block and the distance between the pressure blocks is too large, and solving the problem that the photovoltaic cell line spacing is too small to be pulled individually by traditional cylinders. By setting the spring, there is a buffering effect between the push plate and the pressure plate, and a pre-compression effect between the pressure block and the pressure plate.

[0010] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the following preferred embodiments are specifically cited and described in detail with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional picture of the string welding machine;

[0012] Figure 2 It is a three-dimensional diagram of the utility model;

[0013] Figure 3 It is an exploded view of the utility model.

[0014] In the figure: 1. cylinder; 2. slide rail; 3. slider; 4. push plate; 5. bending rod; 6. pressure block; 7. first rotating shaft; 8. second rotating shaft; 9. pressure plate; 10. connecting rod; 11. connecting head; 12. mounting plate. DETAILED DESCRIPTION

[0015] In order to make the content of the utility model more clearly understood, the utility model is further described below based on specific embodiments in combination with the accompanying drawings.

[0016] It should be noted that the terms "center", "upper", "lower", "front", "back", "left", "right", "inner", "outer" and the like used herein to indicate directions or positional relationships are based on directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. Unless otherwise specified, "plurality" means two or more.

[0017] Unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood by specific circumstances.

[0018] Referring to the accompanying drawings, a photovoltaic string welding machine pulling belt structure includes a cylinder 1, a slide rail 2, a slider 3, a push plate 4, a bent rod 5, a pressure block 6, a first rotating shaft 7, a second rotating shaft 8, and a pressure plate 9, wherein the cylinder 1 is connected to the push plate 4, the slider 3 is installed on the slide rail 2, the slider 3 can slide on the slide rail 2, the push plate 4 is installed on the slider 3, the cylinder 1 can push the plate 4 to make a linear motion, the push plate 4 is rotatably connected to the bent rod 5 through the first rotating shaft 7, and multiple bent rods 5 can rotate relative to the push plate 4, the pressure block 6 and the first rotating shaft 7 are respectively arranged at both ends of the bent rod 5, and the second rotating shaft 8 is arranged in the middle of the bent rod 5. The bent rod 5 can convert the linear motion of the cylinder 1 into the rotational motion of multiple pressure blocks 6 around the second rotating shaft 8, and the pressure blocks 6 can rotate around the second rotating shaft 8 to achieve the clamping or release between the pressure blocks 6 and the pressure plate 9.

[0019] Furthermore, it also includes a connecting rod 10, through which the push plate 4 is rotatably connected to the first rotating shaft 7, the push plate 4 is provided with a plurality of connecting rods 10, and the bent rod 5 can rotate relative to the connecting rod 10. The connecting rod 10 can adjust the distance between the bent rod 5 and the push plate 4.

[0020] Furthermore, it also includes a connecting rod 10, a connecting head 11, and a spring. The push plate 4 is connected to the connecting rod 10. A socket is provided in the middle of the connecting head 11. The connecting rod 10 is inserted into the socket of the connecting head 11. The connecting rod 10 can slide relative to the connecting head 11. The spring is sleeved on the connecting rod 10. The spring is placed between the push plate and the connecting head. The spring can transfer the thrust of the push plate 4 to the connecting head 11 to rotate the bent rod 5 and provide a clamping force. The push plate 4 is provided with a plurality of connecting rods 10 and a plurality of connecting heads 11. The connecting head 11 is rotatably connected to the bent rod 5 through the first rotating shaft 7, and the bent rod 5 can rotate relative to the connecting head 11. The connecting rod 10 can adjust the distance between the bent rod 5 and the push plate 4.

[0021] Furthermore, it also includes a mounting plate 12, and the cylinder 1, the slide rail 2, the second rotating shaft 8, and the pressing plate 9 are directly or indirectly connected to the mounting plate 12.

[0022] Furthermore, both ends of the push plate 4 are provided with slide rails 2 and sliders 3 to maintain the sliding direction, the cylinder 1 is arranged in the middle of the push plate 4, and the slider 3 and the cylinder 1 are arranged on the same side of the push plate 4.

[0023] The utility model can make a cylinder push multiple bent rods 5 to transform the linear motion of the cylinder 1 into the rotational motion of multiple pressing blocks 6 around the second rotating shaft 8 by rotatably connecting the push plate 4 and the bent rod 5. The pressing blocks 6 can be clamped or released between the pressing blocks 6 and the pressing plate 9 by rotating around the second rotating shaft 8, avoiding the problem that the distance between the pressing blocks 6 is too large due to one cylinder 1 pushing only one pressing block 6, and solving the problem that the line spacing of the photovoltaic cell sheets is too small to be pulled separately by the traditional cylinder 1. By setting the spring, there is a buffering effect between the push plate 4 and the pressing plate 9, so that there is no hard collision between the pressing blocks 6 and the pressing plate 9, and there is a pre-compression effect between the pressing blocks 6 and the pressing plate 9 to maintain the clamping force. If one cylinder 1 pushes only one pressing block 6, then the distance between the photovoltaic chips is at least the width of one cylinder 1, which will not be smaller than the width of the cylinder 1. The distance between the photovoltaic chips can be set to be one next to another through the utility model, and will not be affected or limited by the size of the cylinder 1.

[0024] The embodiments described above are only preferred implementation modes of the present utility model and cannot be used to limit the protection scope of the present utility model. Any non-substantial changes and modifications made by technicians in this field on the basis of the utility model shall fall within the protection scope of the present utility model.

Claims

1. A photovoltaic string welding machine pull belt structure, characterized in that: It includes a cylinder, a slide rail, a slider, a push plate, a bent rod, a pressure block, a first rotating shaft, a second rotating shaft, and a pressure plate, wherein the cylinder is connected to the push plate, the slider is installed on the slide rail, the slider can slide on the slide rail, the push plate is installed on the slider, the cylinder can push the plate to make a linear motion, the push plate is rotatably connected to the bent rod through the first rotating shaft, a plurality of bent rods can rotate relative to the push plate, the pressure block and the first rotating shaft are respectively arranged at both ends of the bent rod, the second rotating shaft is arranged in the middle of the bent rod, the bent rod can convert the linear motion of the cylinder into the rotational motion of a plurality of pressure blocks around the second rotating shaft, and the pressure blocks can be clamped or released by rotating around the second rotating shaft.

2. The photovoltaic string welding machine pull belt structure according to claim 1 is characterized in that: It also includes a connecting rod, through which the push plate is rotatably connected to the first rotating shaft, the push plate is provided with a plurality of connecting rods, and the bent rod can rotate relative to the connecting rod.

3. The photovoltaic string welding machine pull belt structure according to claim 1, characterized in that: It also includes a connecting rod, a connecting head, and a spring. The push plate is connected to the connecting rod. A socket is provided in the middle of the connecting head. The connecting rod is inserted into the socket of the connecting head. The connecting rod can slide relative to the connecting head. The spring is sleeved on the connecting rod. The spring is placed between the push plate and the connecting head. The spring can transmit the thrust of the push plate to the connecting head to rotate the bent rod and provide clamping force. The push plate is provided with multiple connecting rods and multiple connecting heads. The connecting head is rotatably connected to the bent rod through a first rotating shaft, and the bent rod can rotate relative to the connecting head.

4. The photovoltaic string welding machine pull belt structure according to claim 1, characterized in that: It also includes a mounting plate, and the cylinder, the slide rail, the second rotating shaft, and the pressing plate are directly or indirectly connected to the mounting plate.

5. The photovoltaic string welding machine pull belt structure according to claim 1, characterized in that: Both ends of the push plate are provided with slide rails and sliders to maintain the sliding direction. The cylinder is arranged in the middle of the push plate, and the slider and the cylinder are arranged on the same side of the push plate.

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