Photovoltaic junction box machining positioning clamp

Abstract

The utility model discloses a photovoltaic junction box machining and positioning clamp, and belongs to the technical field of clamps. The clamp comprises a bottom plate and a protection mechanism, a clamp seat is fixed on the bottom plate, two ends of the clamp seat are fixedly connected with fixing rods respectively, rotating shafts are fixed on the two fixing rods, the protection mechanism comprises a mounting frame, the mounting frame is in an inverted U shape, two ends of the mounting frame are provided with assembling holes, and the assembling holes are in running fit with the rotating shafts. And a plastic film is also arranged on the mounting rack. Through the fixing rod, the mounting frame and the plastic film, after the junction box is placed, the surface of the clamp seat can be completely covered only by rotating the mounting frame, the tedious step of manually laying the plastic film is effectively avoided, and after welding is completed, unloading treatment of the junction box can be easily achieved by rotating the mounting frame; the plastic film does not need to be manually removed, the trouble that in the prior art, the plastic film needs to be arranged again after being removed is effectively avoided, and the labor intensity of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixture, concretely to a photovoltaic junction box processing positioning fixture. BACKGROUND

[0002] As an indispensable component in photovoltaic system, the quality and processing efficiency of photovoltaic junction box directly affect the performance and cost of the whole photovoltaic system. In the processing of photovoltaic junction box, a photovoltaic junction box accurate positioning fixture is needed to position the photovoltaic junction box. The traditional positioning fixture is customized according to the structure of the junction box, a groove suitable for the junction box is opened on the fixture base for placing the components of the junction box, and the welding of the junction box is completed by an ultrasonic welding machine. The traditional fixture only plays a clamping and limiting role on the junction box parts to be processed when in use. In order to avoid scratches on the surface of the junction box caused by high temperature and high frequency vibration during welding, the staff needs to lay a layer of plastic film on the surface of the fixture as a protective layer covering the surface of the junction box parts.

[0003] At present, the laying of plastic film mainly relies on manual operation. The staff needs to manually lay the film on the fixture. This process is prone to uneven film laying or wrinkles due to improper operation, which affects the welding effect. Moreover, since the plastic film is light and thin and easy to curl, it is easy to wind together during removal, forming a lump that is difficult to untangle, thereby affecting the secondary use. Therefore, in view of the above situation, a photovoltaic junction box processing positioning fixture is proposed. SUMMARY

[0004] The utility model aims at providing a photovoltaic junction box processing positioning fixture. Through the structural design of the fixing rod, mounting frame and plastic film, after the junction box is placed, the mounting frame only needs to be rotated to realize the overall coverage of the surface of the fixture base, solving the problem of the plastic film needing to be reorganized after removal in the prior art and reducing the labor intensity of the staff.

[0005] The utility model is implemented through the following technical solutions:

[0006] The utility model is a photovoltaic junction box processing positioning fixture, which comprises a bottom plate and a protection mechanism. The bottom plate is fixed with a fixture base. The two ends of the fixture base are fixedly connected with fixing rods. The two fixing rods are fixedly provided with rotating shafts. The protection mechanism comprises a mounting frame. The mounting frame is inverted "n" shaped. The two ends of the mounting frame are provided with assembly holes. The assembly holes are in rotating cooperation with the rotating shafts. The mounting frame is further provided with a plastic film.

[0007] Further, the top of the fixture base is provided with two placing grooves.

[0008] Further, the top of the bottom plate is provided with a support block, and the mounting frame is overlapped on the support block after rotation.

[0009] Further, the top of the mounting frame is provided with four screw rods which are distributed in a rectangular shape on the mounting frame.

[0010] Further, the plastic film is provided with four through holes which are distributed in a rectangular shape on the plastic film, and the screw rods are sleeved with the limiting rings through the through holes.

[0011] Further, the limiting ring is a cylindrical structure with a circular shape, and the inner wall of the limiting ring is provided with a threaded structure matched with the screw rod.

[0012] The utility model has the following beneficial effects:

[0013] The utility model discloses a fixing rod, mounting frame and plastic film structure design, after wiring box is placed, only needs to rotate mounting frame to realize the overall coverage of the surface of clamp seat, effectively avoids the tedious step of manual laying plastic film, and after completing welding, through the rotation of mounting frame, the discharging treatment of wiring box can be easily realized, and plastic film does not need to be manually removed, so that the trouble of reorganizing plastic film after removal in the prior art is avoided, and the labor intensity of workers is reduced.

[0014] The utility model discloses a mounting frame and screw rod structure design, so that the plastic film after assembly tends to be horizontal, reduces the emergence of the wrinkle condition, and after accidental damage in the use process of plastic film, plastic film is convenient to take down and replace.

[0015] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages mentioned above. DRAWINGS

[0016] Figure 1 It is a structure schematic view of the positioning clamp.

[0017] Figure 2 It is a top structure schematic view of the bottom plate.

[0018] Figure 3 It is a structure schematic view of the protection mechanism.

[0019] Figure 4 It is a mounting structure schematic view of the plastic film.

[0020] Figure 5 It is Figure 4 It is a local amplification structure schematic view of A in the middle.

[0021] In the figure: 1, the base plate; 2, the fixture seat; 201, the placing groove; 3, the fixed rod; 301, the rotating shaft; 4, the protection mechanism; 401, the mounting frame; 4010, the assembly hole; 402, the screw rod; 403, the limiting ring; 404, the plastic film; 4040, the through hole; 5, the supporting block. DETAILED DESCRIPTION

[0022] 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, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a kind of photovoltaic junction box processing positioning fixture, including bottom plate 1 and protection mechanism 4, bottom plate 1 is fixed with fixture seat 2, the top of fixture seat 2 is equipped with placing groove 201, the number of placing groove 201 is two.

[0024] Among them, placing groove 201 is used to place the related accessories before junction box ultrasonic welding, by the placing groove 201 of custom-made and the shape of accessory adaptation, it plays the role of limiting to accessory, ensure the stability in junction box welding process.

[0025] The both ends of fixture seat 2 are fixedly connected with fixed rod 3, and rotating shaft 301 is fixed on the two fixed rods 3.

[0026] Protection mechanism 4 includes mounting frame 401, and the mounting frame 401 is inverted "N" shape, and the both ends of mounting frame 401 are equipped with assembly hole 4010, and assembly hole 4010 is rotationally matched with rotating shaft 301, and plastic film 404 is further provided on mounting frame 401.

[0027] Screw rod 402 is provided on the top of mounting frame 401, and screw rod 402 is four, and is rectangularly distributed on mounting frame 401, and through hole 4040 is formed in plastic film 404, and the number of through hole 4040 is four, and is rectangularly distributed on plastic film 404, and when through hole 4040 is sleeved on screw rod 402, limiting ring 403 is threadedly matched on screw rod 402.

[0028] When plastic film 404 is damaged, limiting ring 403 is removed from screw rod 402 by rotating limiting ring 403 one by one, plastic film 404 can be removed, then limiting ring 403 is installed again after replacing new plastic film 404, wherein, since the thickness of plastic film 404 is very thin, plastic film 404 can be pierced by screw rod 402 to form through hole 4040 by being pressed downwards after being contacted with screw rod 402.

[0029] Specifically, the limiting ring 403 is a cylindrical structure in the shape of a circular ring, and the inner wall of the limiting ring 403 has a threaded structure matched with the screw rod 402.

[0030] Specifically, the top of the bottom plate 1 is provided with a support block 5, and the mounting frame 401 is lapped on the support block 5 after being rotated, and the support block 5 can support the mounting frame 401, and also facilitate the operator to operate the mounting frame 401 to make the plastic film 404 cover the clamp seat 2.

[0031] In this embodiment, when in use, the device is placed at the bottom of the welding head of the ultrasonic welding machine, then the accessories of the photovoltaic junction box are placed in the placing groove 201, then the operator rotates the mounting frame 401, so that the mounting frame 401 rotates along the rotating shaft 301, so that the plastic film 404 covers the junction box accessories on the placing groove 201, then the ultrasonic welding machine is operated to complete the welding process of the junction box.

[0032] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details, and the utility model is not limited to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the technicians in the technical field can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A photovoltaic junction box processing positioning fixture, comprising a base plate (1), wherein a fixture seat (2) is fixed on the base plate (1), characterized in that: The clamp seat (2) is fixedly connected to two ends of a fixing rod (3), and a rotating shaft (301) is fixed on each of the two fixing rods (3); It also includes a protective mechanism (4), which includes a mounting bracket (401). The mounting bracket (401) is in the shape of an inverted "U". Both ends of the mounting bracket (401) are provided with assembly holes (4010). The assembly holes (4010) are rotatably engaged with the rotating shaft (301). A plastic film (404) is also provided on the mounting bracket (401).

2. The photovoltaic junction box processing positioning fixture according to claim 1, characterized in that, The top of the clamp base (2) is provided with a placement slot (201), and there are two placement slots (201).

3. The photovoltaic junction box processing positioning fixture according to claim 1, characterized in that, The top of the base plate (1) is provided with a support block (5), and the mounting bracket (401) is mounted on the support block (5) after rotation.

4. A photovoltaic junction box processing positioning fixture according to claim 3, characterized in that, The top of the mounting bracket (401) is provided with screws (402), and there are four screws (402) distributed in a rectangular shape on the mounting bracket (401).

5. A photovoltaic junction box processing positioning fixture according to claim 4, characterized in that, The plastic film (404) has four through holes (4040) arranged in a rectangular shape on the plastic film (404). When the through holes (4040) are fitted onto the screw (402), the screw (402) is threaded with a limit ring (403).

6. A photovoltaic junction box processing positioning fixture according to claim 5, characterized in that, The limiting ring (403) is a cylindrical structure in the shape of a ring, and the inner wall of the limiting ring (403) has a threaded structure that cooperates with the screw (402).

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