WO2023221717A1 - Side punching device for photovoltaic frame profile cavity - Google Patents

Abstract

A side punching device for a photovoltaic frame profile cavity, comprising: a motion driving device (1), a punching female die (2), a punch driving device, and a punch (3); the motion driving device is in transmission connection with the punching female die and may drive all or part of the punching female die to extend into or withdraw from a cavity of a photovoltaic frame profile (4); the punching female die is provided with a female die punching notch (5), and the part of the punching female die which is disposed in the photovoltaic frame profile cavity may support the photovoltaic frame profile cavity; the punch driving device is in transmission connection with the punch and may drive the punch to move; the punch is provided with a punch blade (6), which may punch a hole on the photovoltaic frame profile. The described side punching device utilizes a punching female die to provide support for the photovoltaic frame profile cavity, thereby minimizing deformation in the photovoltaic frame cavity, ensuring compliance with the frame assembly and component mounting requirements set by the photovoltaic module manufacturer. Stamping is used to process the photovoltaic frame profile, the means of processing being efficient, costs being low, and processing being convenient.

Description

Side punching device for photovoltaic frame profile cavity Technical field

The invention belongs to the technical field of photovoltaic frame profile processing, and specifically relates to a side punching device for a photovoltaic frame profile cavity.

Background technique

At present, the hole processing on the side of the photovoltaic frame profile cavity, as shown in Figures 1 and 2, is mainly multi-drilling and milling. It is difficult to use stamping to process holes and slots. Stamping without a die will cause large deformation of the photovoltaic frame profile, making the photovoltaic frame profile unusable. Using small hole slots without a die to cut the tongue will also cause deformation of the photovoltaic frame profile. , and the size of the punched hole slot is also limited.

The efficiency of cutting processes such as drilling and milling is relatively low, and the investment and development of special machines for automated development are relatively difficult. For the non-die stamping and tongue cutting process, the punching out is not a complete through hole, as shown in Figure 3-5, and the structural position and size are limited. Slightly larger punched slots will cause deformation of the frame profile.

Contents of the invention

In order to solve the above technical problems, the present invention proposes a side punching device for the photovoltaic frame profile cavity.

In order to achieve the above objects, the technical solutions of the present invention are as follows:

The invention discloses a side punching device for a photovoltaic frame profile cavity, which includes:

The mobile driving device is transmission connected with the punching die. The mobile driving device can drive all or part of the punching die to extend into or exit the cavity of the photovoltaic frame profile;

The punching die is provided with die punching incisions, and the part of the punching die placed in the cavity of the photovoltaic frame profile can support the cavity of the photovoltaic frame profile;

The punch driving device is connected with the punch transmission, and the punch driving device can drive the punch movement;

The punch is equipped with a punch cutting edge, and the punch can punch holes in the photovoltaic frame profile.

The invention discloses a side punching device for a photovoltaic frame profile cavity. The punching die is used to support the photovoltaic frame profile cavity, so that the deformation of the photovoltaic frame cavity is relatively small, which satisfies the requirements of photovoltaic module manufacturers for frame assembly. and component installation requirements.

The present invention adopts stamping processing of photovoltaic frame profiles to achieve less and no cutting processing, efficient processing method, low cost and convenient processing.

On the basis of the above technical solutions, the following improvements can be made:

As a preferred solution, the punching notch of the die is provided at the end opening of the punching die close to one end of the photovoltaic frame profile.

Adopting the above preferred solution facilitates punching.

As a preferred solution, the die punching incision is a U-shaped incision, specifically including: an arc-shaped cutting edge segment and two straight cutting edge segments.

Using the above-mentioned preferred solution, the punching notch of the punching die can cooperate with the punch edge, the punching force is relatively small, the profile cavity wall is less stressed, and the photovoltaic frame cavity is not easily deformed.

As a preferred solution, the punch cutting edge is an inwardly concave structure provided at the end of the punch.

Using the above-mentioned preferred solution, the punch cutting edge can cooperate with the punching die of the punching die. The punching force is relatively small, the profile cavity wall is less stressed, and the photovoltaic frame cavity is not easily deformed.

As a preferred solution, the projection of the punch cutting edge to the direction where the photovoltaic frame profile is located is an ellipse.

Using the above preferred solution, oval-shaped holes can be punched out on the photovoltaic frame profile.

As a preferred solution, the inwardly concave structure of the punch cutting edge specifically includes: a side bevel cutting edge segment and an end flat cutting edge segment.

Using the above preferred solution, the punch cutting edge can be matched with the die punching cutout of the punching die. In combination, the punching force is relatively small, the profile cavity wall is less stressed, and the photovoltaic frame cavity is not easily deformed.

As a preferred solution, a guide slope is provided at the end of the punching die close to one end of the photovoltaic frame profile.

Using the above preferred solution, all or part of the punching die is smoothly introduced into the cavity of the photovoltaic frame profile using the guide bevel.

As a preferred solution, the side punching device further includes: a guide and positioning block, which is slidingly connected to the punching die and used to guide the advancement and retreat of the punching die.

Using the above preferred solution, the mobile driving device operates to insert the punching die into the cavity of the photovoltaic frame profile under the guidance and support of the guide positioning block. The guide positioning block guides the advancement and retreat of the punching die to prevent the punching die from deviating. .

As a preferred solution, the end surface of the guide positioning block is an inclined surface, and the inclined surface is in close contact with the end inclined surface of the photovoltaic frame profile.

Using the above-mentioned preferred solution, the end bevel of the photovoltaic frame profile is positioned and placed by relying on the bevel of the guide positioning block, so that the positioning is more accurate.

As a preferred solution, the output end of the mobile driving device is drivingly connected to the punching die through a U-shaped connector.

Using the above preferred solution, the mobile driving device can drive the punching die more stably.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the drawings required to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention and therefore do not It should be regarded as a limitation of the scope. For those of ordinary skill in the art, other relevant drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is one of the front views of a photovoltaic frame profile provided by the prior art.

Figure 2 is a cross-sectional view along the AA direction in Figure 1.

Figure 3 is the second front view of a photovoltaic frame profile provided by the prior art.

Figure 4 is a cross-sectional view along the C-C direction in Figure 3 .

Figure 5 is a side view of the photovoltaic frame profile shown in Figure 3.

Figure 6 is a schematic structural diagram of a side punching device provided by an embodiment of the present invention.

FIG. 7 is a cross-sectional view along the E-E direction in FIG. 6 .

Figure 8 is a schematic structural diagram of a punching die provided by an embodiment of the present invention.

Figure 9 is a side view of the punching die provided by the embodiment of the present invention.

Figure 10 is a bottom view of the punch provided by the embodiment of the present invention.

Figure 11 is a longitudinal cross-sectional view of a punch provided by an embodiment of the present invention.

Among them: 1-Mobile driving device, 2-Punching die, 3-Punch, 4-Photovoltaic frame profile, 41-End bevel, 5-Die punching notch, 51-Arc edge section, 52-Straight edge Mouth section, 6-punch cutting edge, 61-side bevel cutting edge section, 62-end flat cutting edge section, 7-guide bevel, 8-guide positioning block, 81-end face, 9-U-shaped connector.

Detailed ways

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present invention.

At the same time, expressions such as "first" and "second" are only used for the purpose of distinguishing multiple configurations, but do not limit the order between configurations or other features.

In addition, the expression "comprising" an element is an "open" expression. This "open" expression only refers to the presence of corresponding components and should not be interpreted to exclude additional components.

In order to achieve the purpose of the present invention, in some embodiments of the side punching device used in the photovoltaic frame profile cavity, as shown in Figures 6-7, the side punching device includes: a mobile driving device 1. Punching die 2, punch driving device (not shown in the figure) and punch 3.

The mobile driving device 1 is transmission connected with the punching die 2. The mobile driving device 1 can drive all or part of the punching die 2 to extend into or exit the cavity of the photovoltaic frame profile 4; the punching die 2 is provided with a die The punching cutout 5 and the part of the punching die 2 placed in the cavity of the photovoltaic frame profile 4 can support the cavity of the photovoltaic frame profile 4; the punch driving device is transmission connected with the punch 3, and the punch driving device can drive the punch 3 Movement; the punch 3 is provided with a punch cutting edge 6, and the punch 3 can punch holes in the photovoltaic frame profile 4.

In some specific embodiments, the mobile driving device 1 may be, but is not limited to, a cylinder, and the punch driving device may be, but is not limited to, a press.

The invention discloses a side punching device for a photovoltaic frame profile cavity. The punching die 2 is used to support the photovoltaic frame profile 4 cavity, so that the deformation of the photovoltaic frame profile cavity is relatively small, which satisfies the requirements of photovoltaic module manufacturers. Frame assembly and component installation requirements.

The present invention adopts stamping processing of the photovoltaic frame profile 4 to achieve less and no cutting processing, efficient processing method, lower cost and convenient processing.

In order to further optimize the implementation effect of the present invention, in other embodiments, the remaining feature technologies are the same, except that, as shown in Figures 8-9, the die punching notch 5 is provided in the punching die 2 close to the photovoltaic frame The end opening of one end of the profile 4.

Furthermore, the die punching cut 5 is a U-shaped cut, specifically including: an arc-shaped cutting edge section 51 and two straight cutting edge sections 52 .

Further, as shown in FIGS. 10-11 , the punch cutting edge 6 is an inwardly recessed structure provided at the end of the punch 3 .

Furthermore, the projection of the punch cutting edge 6 to the direction where the photovoltaic frame profile 4 is located is an ellipse, and an elliptical hole can be punched out on the photovoltaic frame profile 4 .

Furthermore, the inwardly concave structure of the punch cutting edge 6 specifically includes: a side bevel cutting edge section 61 and an end flat cutting edge section 62 .

It is worth noting that the arc curvature of the elliptical projection of the punch cutting edge 6 is adapted to the arc curvature of the arc cutting edge section 51 of the die punching notch 5 .

The specific workflow of the above embodiment is as follows:

The mobile driving device 1 operates to insert the punching die 2 into the cavity of the photovoltaic frame profile 4, and relies on the part of the punching die 2 that extends into the profile cavity to support the cavity of the profile.

After the punching die 2 moves to the correct position, the punch 3 moves downward under the action of the punch driving device. The punch edge 6 of the punch 3 contacts the profile wall to form a shearing effect. Since the punch edge 6 is directed toward In the structure of the inner concave, the side bevel edge segment 61 of the punch edge 6 and the arc edge segment 51 of the die punching notch 5 form a shearing effect. With the downward action of the punch driving device, the die punching incision gradually The linear cutting edge section 52 of 5 and the end flat cutting edge section 62 of the punch cutting edge 6 will act on the profile cavity wall formation.

Since the inwardly concave structure of the punch cutting edge 6 specifically includes: a side bevel cutting edge section 61 and an end flat cutting edge section 62, an elliptical cutting edge edge inclined on both sides is formed. With such a punch, the shearing effect between the punching and the profile cavity wall is a point rather than a line, so the punching force is relatively small. The profile is subject to less force on the cavity wall, and due to the two pairs of punching die and the profile The cavity walls form a supporting role. At the final position of punching, the flat end edge section 62 of the punch edge 6 and the linear edge section 52 of the die punching notch 5 combine to form a shearing effect on the cavity.

The punch cutting edge 6 can cooperate with the punching notch 5 of the punching die 2. The punching force is relatively small, the force on the profile cavity wall is small, and the photovoltaic frame cavity is not easily deformed.

In order to further optimize the implementation effect of the present invention, in other embodiments, the remaining feature technologies are the same, except that a guide slope 7 is provided at the end of the punching die 2 close to the end of the photovoltaic frame profile 4. Specifically, , there are four guide ramps 7 , namely two opposite guide ramps 7 on the upper and lower sides and two opposite guide ramps 7 on the left and right.

Adopting the above embodiment has the following beneficial effects: all or part of the punching die 2 is smoothly introduced into the cavity of the photovoltaic frame profile 4 by using the guide slope 7 .

In order to further optimize the implementation effect of the present invention, in other embodiments, the remaining feature technologies are the same, except that the side punching device also includes: a guide positioning block 8, which slides with the punching die 2 The connection is used to guide the advancement and retreat of the punching die 2.

Adopting the above embodiment has the following beneficial effects: the mobile driving device 1 operates, the punching die 2 is inserted into the cavity of the photovoltaic frame profile 4 under the guidance and support of the guide and positioning block 8, and the guide and positioning block 8 controls the punching die 2. It is guided forward and backward to prevent the punching die 2 from deviating.

Furthermore, based on the above embodiment, the end surface 81 of the guide positioning block 8 is an inclined surface, and the inclined surface is in close contact with the end inclined surface 41 of the photovoltaic frame profile 4 .

Adopting the above embodiment has the following beneficial effects: the end slope 41 of the photovoltaic frame profile 4 is positioned and placed by relying on the slope 81 of the guide positioning block 8, and the positioning is more accurate.

In order to further optimize the implementation effect of the present invention, in other embodiments, the remaining feature technologies are the same, except that the output end of the mobile driving device 1 is drivingly connected to the punching die 2 through a U-shaped connector 9 .

Adopting the above embodiment has the following beneficial effects: the transmission of the punching die 2 by the mobile driving device 1 is more stable.

The above multiple implementations can be implemented in cross-parallel manner.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top" ", "inner", "front", "center", "both ends", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description. It is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore is not to be construed as a limitation of the invention.

In the present invention, unless otherwise expressly stipulated and limited, the terms "installation", "setting", "connection", "fixing", "screwing" and other terms should be understood in a broad sense. For example, it can be a fixed connection or a fixed connection. It can be detachably connected or integrated; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction between two elements. , unless otherwise explicitly limited, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific circumstances.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and specifications is only to illustrate the present invention. principle, without departing from the spirit and scope of the present invention, there will be various changes and improvements in the present invention. These changes and improvements all fall within the scope of the claimed invention, which is defined by the appended rights. Definition of requirements and their equivalents.

The control method of the present invention is controlled by manually starting and closing the switch. The wiring diagram of the power components and the supply of the power supply belong to common knowledge in the field, and the present invention is mainly used to protect the mechanical device, so the control method will not be explained in detail in the present invention. and wiring arrangements.

Claims (10)

1. The side punching device used for photovoltaic frame profile cavity is characterized by including:

   A mobile driving device, the mobile driving device is drivingly connected to the punching die, and the mobile driving device can drive all or part of the punching die to extend into or exit the cavity of the photovoltaic frame profile;

   A punching die, the punching die is provided with a die punching incision, and the part of the punching die placed in the photovoltaic frame profile cavity can support the photovoltaic frame profile cavity;

   Punch driving device, the punch driving device is drivingly connected to the punch, and the punch driving device can drive the punch to move;

   A punch is provided with a punch cutting edge, and the punch can punch holes in the photovoltaic frame profile.
2. The side punching device according to claim 1, wherein the die punching cutout is provided at an end opening of the punching die close to one end of the photovoltaic frame profile.
3. The side punching device according to claim 2, characterized in that the die punching cut is a U-shaped cut, specifically including: an arc-shaped cutting edge section and two straight cutting edge sections.
4. The side punching device according to claim 3, wherein the punch cutting edge is an inwardly concave structure provided at the end of the punch.
5. The side punching device according to claim 4, wherein the projection of the punch cutting edge in the direction of the position of the photovoltaic frame profile is an ellipse.
6. The side punching device according to claim 5, wherein the inwardly concave structure of the punch cutting edge specifically includes: a side bevel cutting edge section and an end flat cutting edge section.
7. The side punching device according to any one of claims 1 to 6, characterized in that a guide slope is provided at an end of the punching die close to one end of the photovoltaic frame profile.
8. The side punching device according to any one of claims 1 to 6, characterized in that the side punching device further includes: a guide positioning block, the guide positioning block is slidingly connected to the punching die, and To guide the advancement and retreat of the punching die.
9. The side punching device according to claim 8, characterized in that the guide positioning The end face of the block is a bevel, and the bevel is in close contact with the end bevel of the photovoltaic frame profile.
10. The side punching device according to any one of claims 1 to 6, characterized in that the output end of the mobile driving device is drivingly connected to the punching die through a U-shaped connector.