Lamp box fabric seaming device

Abstract

The utility model provides a lamp box fabric seaming device, and belongs to the technical field of lamp box production. Welding the base; the welding supporting plate is fixedly connected to one side end of the welding base; the hot welding head is fixedly connected to the lower end of the welding supporting plate; the wiring wire is fixedly connected to the input end of the hot welding head; and the contact assembly comprises a strip discharging plate, a discharging opening, a connecting groove, a connecting plate, a limiting groove, a supporting block and a power connection head, the connecting groove is formed in the welding base, and when the lamp box moves to the lower end of the welding base, the welding strip covers the upper end of the lamp box and pushes the heat welding head to be powered on at the same time, so that automatic heat welding is conducted on the welding strip and the lamp box.

Description

Technical Field

[0001] The utility model belongs to the technical field of light box production, and in particular relates to a light box cloth seaming device. Background Art

[0002] The light box uses advertising cloth (commonly known as light box cloth) and oil-based ink. To ensure the durability of the image, the inkjet printing company usually makes the color of the image darker than the color on the monitor. The actual output image resolution generally only needs 30~45DPI (compared with printing requirements). The actual size of the image is relatively large, with an area of ​​hundreds of square meters.

[0003] The authorization publication number "CN209334965U" discloses a welding light box and a string welding machine, which belong to the field of battery string production. The welding light box includes at least one set of welding components, each set of the welding components includes a reflective lampshade and an infrared lamp tube arranged in the inner cavity of the reflective lampshade; the cross section of the inner cavity of the reflective lampshade is parabolic; the problem of poor welding effect caused by uneven heating of battery cells in the welding light box in the related art is solved; and the effect of improving welding efficiency is achieved.

[0004] The above-mentioned new type solves the problem of poor welding effect caused by uneven heating of battery cells in the welding light box in the related technology; it achieves the effect of improving welding efficiency, but when welding the light box, a single light box needs to be placed under the device for independent welding, and assembly line production welding cannot be carried out, which reduces production efficiency. Utility Model Content

[0005] The utility model aims to provide a light box cloth seaming device, aiming to solve the problem in the prior art that when welding light boxes, a single light box needs to be placed under the device for independent welding, which makes it impossible to perform assembly line welding and reduces production efficiency.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A light box cloth seaming device, comprising:

[0008] Welding base;

[0009] A welding support plate, wherein the welding support plate is fixedly connected to one side end of the welding base;

[0010] A thermal welding head, the thermal welding head is fixedly connected to the lower end of the welding support plate;

[0011] A connecting wire, the connecting wire is fixedly connected to the input end of the thermal welding head;

[0012] A contact assembly, the contact assembly includes a strip discharge plate, a material discharge port, a connecting groove, a connecting plate, a limiting groove, a support block and an electrical connection head, the connecting groove is opened in a welding base, the connecting plate is slidably connected in the connecting groove, the limiting groove is opened in the inner walls on both sides of the welding base, the support block is fixedly connected to the upper end of the connecting plate and slides in the limiting groove, the support block is sleeved on the outer surface of the electrical connection wire, the strip discharge plate is fixedly connected to the lower end of the connecting plate, the material discharge port is opened in the strip discharge plate, and the electrical connection head is fixedly connected to the lower inner wall of the welding base.

[0013] As a preferred solution of the utility model, two spring grooves are opened at the lower end of the welding base, and spring plates are slidably connected in the two spring grooves. The upper ends of the two spring plates and the upper inner walls of the two spring grooves are fixedly connected with telescopic springs, and the belt outlet plate is connected to the two spring plates.

[0014] As a preferred solution of the utility model, a feed inlet is provided at one side end of the welding base, and welding strips are slidably connected in the feed inlet and the discharge port.

[0015] As a preferred solution of the utility model, a clamping plate is fixedly connected to the lower end of the welding base, and one side end of the clamping plate is in contact with the strip output plate.

[0016] As a preferred solution of the utility model, when the strip discharge plate slides to the uppermost end, the lower opening of the discharge port on the strip discharge plate is higher than the output end of the thermal welding head.

[0017] As a preferred solution of the utility model, the welding base is connected to an external driving device and a power connection device.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. In this scheme, through this device, when the light box has not moved to the lower end of the welding base, the hot welding head is not connected to the power and is in a static state. When the light box moves to the lower end of the welding base, the welding strip covers the upper end of the light box and pushes the hot welding head to connect the power, so as to automatically heat weld the welding strip and the light box.

[0020] 2. In this solution, through this device, while moving on the strip-out plate, the spring plate slides upward to squeeze the two telescopic springs to shrink. When the light box welding is completed and no longer in contact with the strip-out plate, the telescopic spring that was squeezed and shrunk before rebounds to push the strip-out plate back to its original position and cut off the power to the hot welding head until the next light box is transported to the lower end of the welding base. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0022] Figure 1 It is a structural stereogram of the utility model;

[0023] Figure 2 It is a structural cross-sectional view of the utility model;

[0024] Figure 3 It is a cross-sectional exploded view of the first structure in the utility model;

[0025] Figure 4 It is a cross-sectional exploded view of the second structure in the utility model.

[0026] In the figure: 1. welding base; 2. welding support plate; 3. hot welding head; 4. wire connection; 5. spring slot; 6. spring plate; 7. telescopic spring; 8. strip discharge plate; 9. welding strip; 10. connecting slot; 11. connecting plate; 12. limiting slot; 13. supporting block; 14. connecting head; 15. clamping plate; 16. inlet; 17. outlet. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Example

[0029] See also Figure 1-Figure 4 , the utility model provides the following technical solutions:

[0030] A light box cloth seaming device, comprising:

[0031] Welding base 1;

[0032] A welding support plate 2, the welding support plate 2 is fixedly connected to one side end of the welding base 1;

[0033] A thermal welding head 3, which is fixedly connected to the lower end of the welding support plate 2;

[0034] A connecting wire 4, which is fixedly connected to the input end of the thermal welding head 3;

[0035] The contact assembly includes a strip discharging plate 8, a discharge port 17, a connecting groove 10, a connecting plate 11, a limiting groove 12, a support block 13 and an electrical connection head 14. The connecting groove 10 is opened in the welding base 1, the connecting plate 11 is slidably connected in the connecting groove 10, the limiting groove 12 is opened in the inner walls on both sides of the welding base 1, the support block 13 is fixedly connected to the upper end of the connecting plate 11 and slides in the limiting groove 12, the support block 13 is sleeved on the outer surface of the electrical connection wire 4, the strip discharging plate 8 is fixedly connected to the lower end of the connecting plate 11, the discharge port 17 is opened in the strip discharging plate 8, and the electrical connection head 14 is fixedly connected to the lower inner wall of the welding base 1.

[0036] In a specific embodiment of the utility model, the welding support plate 2 is used to support the thermal welding head 3, the strip plate 8 is used to convey the welding strip 9, the connecting wire 4 is the connection terminal of the thermal welding head 3, the thermal welding head 3 is a high-frequency and high-voltage thermal joint, the connecting head 14 is connected to an external power supply, and the thermal welding head 3 does not operate because the connecting head 14 and the socket of the connecting wire 4 are not in contact. The welding base 1 is arranged on the light box production conveyor belt, and one side of the strip plate 8 is an inclined surface. When the inclined surface on the rear side of the strip plate 8 contacts the light box, the light box pushes the strip out. The plate 8 moves upward, and when the strip plate 8 moves upward, it pushes the connecting plate 11 and the supporting block 13 to be lifted upward, and the plug of the connecting wire 4 is inserted into the connecting head 14 to complete the power connection of the hot welding head 3. At this time, the hot welding head 3 is energized to perform hot welding on the light box at the lower end. When the light box has not moved to the lower end of the welding base 1, the hot welding head 3 is not powered and is in a static state. When the light box moves to the lower end of the welding base 1, the welding strip 9 covers the upper end of the light box and pushes the hot welding head 3 to connect power to automatically perform hot welding on the welding strip 9 and the light box.

[0037] For details, please refer to Figure 1-Figure 4 Two spring grooves 5 are provided at the lower end of the welding base 1, and spring plates 6 are slidably connected in the two spring grooves 5. The upper ends of the two spring plates 6 and the upper inner walls of the two spring grooves 5 are fixedly connected with telescopic springs 7, and the belt outlet plate 8 is connected to the two spring plates 6.

[0038] In this embodiment: the two sides of the strip output plate 8 are respectively connected to the two spring plates 6. When the light box contacts the inclined surface of one side of the strip output plate 8, the spring plate 6 slides upward to squeeze the two telescopic springs 7 to shrink while moving on the strip output plate 8. When the light box welding is completed and no longer in contact with the strip output plate 8, the telescopic spring 7 that was squeezed and shrunk before rebounds to push the strip output plate 8 back to its original position and cut off the power to the hot welding head 3 until the next light box is transported to the lower end of the welding base 1.

[0039] For details, please refer to Figure 1-Figure 4 A material inlet 16 is provided at one side end of the welding base 1, and a welding strip 9 is slidably connected in the material inlet 16 and the material outlet 17.

[0040] In this embodiment: the feed port 16 is opened on one side of the welding base 1, the welding strip 9 slides in the discharge port 17 and the feed port 16 to limit the welding strip 9, the other end of the welding strip 9 is connected to the external welding strip roll, and the lower opening of the discharge port 17 squeezes the welding strip 9 and lays the welding strip 9 on the lower end of the light strip through friction for welding.

[0041] For details, please refer to Figure 1-Figure 4 A clamping plate 15 is fixedly connected to the lower end of the welding base 1 , and one side end of the clamping plate 15 is in contact with the strip output plate 8 .

[0042] In this embodiment: the clamping plate 15 is arranged at the lower end of the welding base 1, and one side of the clamping plate 15 is parallel to the lower inner wall of the discharge port 17. When the discharge plate 8 is not in contact with the light box, the clamping plate 15 squeezes the welding strip 9 upward so that the welding strip 9 cannot slide out of the discharge port 17. When the discharge plate 8 slides upward, the lower end of the welding strip 9 is no longer squeezed by the discharge plate 8, so that the welding strip 9 can slide out of the discharge port 17.

[0043] For details, please refer to Figure 1-Figure 4 When the strip discharging plate 8 slides to the uppermost end, the lower opening of the material discharging port 17 on the strip discharging plate 8 is higher than the output end of the thermal welding head 3 .

[0044] In this embodiment, after the connecting wire 4 is inserted into the connecting head 14, the height of the output end of the heat welding head 3 is lower than the lower opening of the discharge port 17, so as to avoid direct contact between the output end of the connecting wire 4 and the light box.

[0045] For details, please refer to Figure 1-Figure 4 , the welding base 1 is connected to an external driving device and a power connection device.

[0046] In this embodiment: the welding base 1 is connected to an external motor device to supply power to the welding of the thermal welding head 3 .

[0047] It should be noted that the thermal welding head 3 used in the present device is prior art and will not be described in detail here.

[0048] The working principle and use process of the utility model are as follows: when the inclined surface on the rear side of the strip output plate 8 contacts the light box, the light box pushes the strip output plate 8 to move upward, and when the strip output plate 8 moves upward, it pushes the connecting plate 11 and the supporting block 13 to lift upward, and inserts the plug of the connecting wire 4 into the connecting head 14 to complete the power connection of the hot welding head 3. At this time, the hot welding head 3 is energized to perform hot welding on the light box at the lower end. When the light box is not moved to the lower end of the welding base 1, the hot welding head 3 is not powered and is in a static state. When the light box moves to the lower end of the welding base 1, the welding strip 9 covers the upper end of the light box and pushes the hot welding head 3 to connect power to automatically perform hot welding on the welding strip 9 and the light box.

[0049] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A light box cloth seaming device, characterized in that: include: Welding base (1); A welding support plate (2), wherein the welding support plate (2) is fixedly connected to one side end of the welding base (1); A thermal welding head (3), the thermal welding head (3) being fixedly connected to the lower end of the welding support plate (2); A connection wire (4), the connection wire (4) being fixedly connected to an input end of the thermal welding head (3); A contact assembly, the contact assembly comprising a strip discharging plate (8), a material discharging port (17), a connecting groove (10), a connecting plate (11), a limiting groove (12), a support block (13) and an electrical connection head (14), wherein the connecting groove (10) is provided in a welding base (1), the connecting plate (11) is slidably connected in the connecting groove (10), the limiting groove (12) is provided in inner walls on both sides of the welding base (1), the support block (13) is fixedly connected to the upper end of the connecting plate (11) and slides in the limiting groove (12), the support block (13) is sleeved on the outer surface of the electrical connection wire (4), the strip discharging plate (8) is fixedly connected to the lower end of the connecting plate (11), the material discharging port (17) is provided in the strip discharging plate (8), and the electrical connection head (14) is fixedly connected to the lower inner wall of the welding base (1).

2. A light box cloth seaming device according to claim 1, characterized in that: The lower end of the welding base (1) is provided with two spring grooves (5), and spring plates (6) are slidably connected in the two spring grooves (5). The upper ends of the two spring plates (6) and the upper inner walls of the two spring grooves (5) are fixedly connected with telescopic springs (7), and the strip outlet plate (8) is connected to the two spring plates (6).

3. A light box cloth seaming device according to claim 2, characterized in that: A material inlet (16) is provided at one side end of the welding base (1), and a welding strip (9) is slidably connected inside the material inlet (16) and the material outlet (17).

4. A light box cloth seaming device according to claim 3, characterized in that: A clamping plate (15) is fixedly connected to the lower end of the welding base (1), and one side end of the clamping plate (15) is in contact with the strip outlet plate (8).

5. A light box cloth seaming device according to claim 4, characterized in that: When the strip discharge plate (8) slides to the uppermost end, the lower opening of the discharge port (17) on the strip discharge plate (8) is higher than the output end of the thermal welding head (3).

6. A light box cloth seaming device according to claim 5, characterized in that: The welding base (1) is connected to an external driving device and a power connection device.

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