Wave soldering tray

Abstract

The wave-soldering tray comprises a tray body, a bearing plate is fixedly installed at the bottom of the inner side of the tray body, the top face of the bearing plate is attached to the bottom face of the bottom end of a horizontal plate, a positioning bolt is fixedly installed on the bottom face of the edge of the horizontal plate, and a positioning nut is installed at the bottom end of the positioning bolt. The positioning bolt penetrates through the track window, the track window is formed in the bearing plate, a limiting window is formed in the side wall of the tray body in a penetrating mode, a locking bolt is installed in the limiting window in a penetrating mode, one end of the locking bolt is in threaded connection with a locking hole, the locking hole is formed in the side surface of the edge of a horizontal plate, and a containing groove is formed in the horizontal plate. According to the wave-soldering tray, the novel structural design is adopted, flexible adjustment and combination can be conducted according to the sizes of PCBs through the detachable positioning mechanism, the PCBs of different sizes can be stably fixed to the same tray, the tray is fully utilized, and the applicability of the tray is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wave soldering trays, in particular to a wave soldering tray. Background Art

[0002] One of the main functions of a wave soldering tray is to support the PCB to prevent it from deforming during the soldering process and to help accurately position the components on the PCB. It can also protect the PCB and its components during the soldering process to prevent them from being damaged.

[0003] The slots on existing wave soldering trays are fixed in size, so a single wave soldering tray can only hold PCBs of the same size from the same batch, resulting in limited applicability. For example, in actual production, insufficient PCBs can leave the wave soldering tray empty. Furthermore, when conducting trial soldering on PCBs of different sizes, multiple wave soldering trays with different slots must be used to hold the PCBs of different sizes, and each PCB must be processed individually, resulting in a lengthy and time-consuming process. To address these issues, innovative designs based on existing wave soldering trays are urgently needed. Utility Model Content

[0004] The purpose of the utility model is to provide a wave soldering tray to solve the problem in the above background technology that the slots on the existing wave soldering tray are fixed in size, and one wave soldering tray can only fix PCB boards of the same size in the same batch, resulting in low overall applicability.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wave soldering pallet, comprising a pallet body, a receiving plate fixedly installed on the bottom inner side of the pallet body, the top surface of the receiving plate fits with the bottom end of the horizontal plate, a positioning bolt is fixedly installed on the bottom surface of the edge of the horizontal plate, a positioning nut is installed on the bottom end of the positioning bolt, the positioning bolt passes through a track window, the track window is opened on the receiving plate, a limiting window is opened on the side wall of the pallet body, a locking bolt is installed through the limiting window, one end of the locking bolt is threadedly connected to the locking hole, the locking hole is opened on the side surface of the edge of the horizontal plate, and a plurality of placement slots are opened on the horizontal plate.

[0006] Preferably, a handle is fixedly mounted on the side of the top surface of the tray body, and the handle is symmetrically distributed about the center of the tray body.

[0007] Preferably, the positioning bolts are symmetrically distributed about the center of the horizontal plate, and the positioning bolts are slidably connected to the track window.

[0008] Preferably, the length of the track window is greater than 3 / 4 of the length of the receiving plate, the top view width of the receiving plate is greater than the top view width of the tray body, and the track windows are symmetrically distributed about the center of the receiving plate.

[0009] Preferably, the locking bolts are slidably connected to the limiting window, and the locking bolts are symmetrically distributed about the center of the horizontal plate.

[0010] Preferably, a top hole is opened on the top edge of the horizontal plate, and the top hole is threadedly connected to the bottom end of the fastening bolt. A spring steel sheet is provided on the top edge of the horizontal plate, and the fastening bolt passes through the hole opened at one end of the spring steel sheet.

[0011] Preferably, the spring steel sheets are arranged at the corners of the placement slot, and the spring steel sheets are symmetrically distributed about the center of the placement slot.

[0012] Compared with the prior art, the present invention has the following beneficial effects: the wave soldering tray adopts a novel structural design and can be flexibly adjusted and combined according to the size of the PCB board through a detachable positioning mechanism. PCB boards of different sizes can be stably fixed on the same tray, making full use of the tray and improving the applicability of the tray;

[0013] 1. The horizontal plate is supported by the support plate and stably installed by positioning bolts, positioning nuts and track windows. At the same time, the horizontal plates with placement slots of different sizes can be flexibly combined and installed on the same pallet body;

[0014] 2. The locking bolts pass through the limit windows and connect to the locking holes to limit the two ends of the horizontal plate, ensuring a stable connection between the horizontal plate and the tray body. Combined with the spring steel sheet, the PCB board can be stably installed and positioned to ensure the stability of the PCB board during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the top view of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the horizontal plate and the limit window of the utility model from a top view;

[0017] Figure 3 This is a schematic side cross-sectional structure diagram of the tray body, receiving plate and horizontal plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the front cross-sectional structure of the horizontal plate of the present invention.

[0019] In the figure: 1. Tray body; 2. Handle; 3. Attachment plate; 4. Horizontal plate; 5. Positioning bolt; 6. Positioning nut; 7. Track window; 8. Limit window; 9. Locking bolt; 10. Locking hole; 11. Placement slot; 12. Top hole; 13. Fastening bolt; 14. Spring steel sheet. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-4 The utility model provides a technical solution: a wave soldering tray, including a tray body 1, a handle 2, a receiving plate 3, a horizontal plate 4, a positioning bolt 5, a positioning nut 6, a track window 7, a limit window 8, a locking bolt 9, a locking hole 10, a placement groove 11, a top hole 12, a fastening bolt 13 and a spring steel sheet 14. A handle 2 is fixed to the side of the top surface of the tray body 1, and the handle 2 is symmetrically distributed about the center of the tray body 1. The above structural design ensures that the tray body 1 can be easily operated and transferred. A receiving plate 3 is fixedly installed on the bottom inner side of the tray body 1, and the top surface of the receiving plate 3 is in contact with the bottom end of the horizontal plate 4. A positioning bolt 5 is fixedly installed on the bottom end of the horizontal plate 4, and a positioning nut is installed at the bottom end of the positioning bolt 5. 6. The positioning bolts 5 pass through the track window 7, which is provided on the receiving plate 3. The positioning bolts 5 are symmetrically distributed about the center of the horizontal plate 4. The positioning bolts 5 and the track window 7 are slidably connected. The above structural design enables the horizontal plate 4 to move linearly along the track window 7 with the positioning bolts 5 to adjust the installation position, which is convenient for the dense installation of multiple horizontal plates 4. The length of the track window 7 is greater than 3 / 4 of the length of the receiving plate 3, and the top view width of the receiving plate 3 is greater than the top view width of the tray body 1. The track windows 7 are symmetrically distributed about the center of the receiving plate 3. The above structural design enables the receiving plate 3 to stably support the horizontal plate 4, and the locking bolts 9 can be free from the restriction of the track window 7 and lock the horizontal plates 4 at different positions;

[0022] When using this device, first select the horizontal plate 4 with different sizes of placement slots 11 according to the size of the PCB board to be processed, align the positioning bolt 5 opened at the end of the bottom surface of the horizontal plate 4 with the track window 7 vertically, and vertically place the horizontal plate 4 into the tray body 1 until the positioning bolt 5 is inserted into the track window 7 and the end of the bottom surface of the horizontal plate 4 is in contact with the receiving plate 3, push the horizontal plate 4 with the positioning bolt 5 to slide horizontally along the track window 7 until multiple horizontal plates 4 are densely installed, install the positioning nut 6 at the bottom end of the positioning bolt 5 and tighten it, and then use the locking bolt 9 as shown in the figure. Figure 2 and Figure 3 As shown, it passes through the limiting window 8 and connects with the locking hole 10 opened on the side of the end of the horizontal plate 4, and squeezes the outer side of the tray body 1 to fix the position of the horizontal plate 4;

[0023] A limit window 8 is provided on the side wall of the tray body 1, and a locking bolt 9 is installed through the limit window 8. The end of the locking bolt 9 is threadedly connected to the locking hole 10. The locking bolt 9 and the limit window 8 are slidably connected. The locking bolts 9 are symmetrically distributed about the center of the horizontal plate 4. The above structural design enables the locking bolts 9 to move horizontally with the horizontal plate 4 when not locked, and to stably position the horizontal plate 4 when locked. The locking hole 10 is provided on the side of the end of the horizontal plate 4, and a placement groove 11 is provided on the horizontal plate 4;

[0024] A spring steel sheet 14 is provided on the top edge of the horizontal plate 4. A top hole 12 is provided on the top edge of the horizontal plate 4. The top hole 12 is threadedly connected to the bottom end of a fastening bolt 13. The fastening bolt 13 passes through a hole provided at one end of the spring steel sheet 14. The above structural design enables the spring steel sheet 14 to squeeze and position the PCB board. The spring steel sheets 14 are provided at the corners of the placement slot 11 and are symmetrically distributed about the center of the placement slot 11. The above structural design ensures that the spring steel sheets 14 will not block the central circuit of the PCB board, ensuring the normal progress of wave soldering.

[0025] Then place the processed PCB board into the placement slot 11 of the corresponding size, move the spring steel sheet 14 to rotate and move it to the corner of the PCB board, screw down the fastening bolt 13 to squeeze one end of the spring steel sheet 14, so that the spring steel sheet 14 squeezes the corner of the PCB board and fits and fixes it in the placement slot 11, and then the tray body 1 can be transferred by the handle 2 to perform wave soldering on the fixed PCB board.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wave soldering tray, comprising a tray body (1), characterized in that: A receiving plate (3) is fixedly installed on the bottom inner side of the tray body (1), the top surface of the receiving plate (3) is in contact with the bottom end of the horizontal plate (4), a positioning bolt (5) is fixedly installed on the bottom edge of the horizontal plate (4), a positioning nut (6) is installed at the bottom end of the positioning bolt (5), the positioning bolt (5) passes through the track window (7), the track window (7) is provided on the receiving plate (3), a limiting window (8) is provided on the side wall of the tray body (1), a locking bolt (9) is installed in the limiting window (8), one end of the locking bolt (9) is threadedly connected to the locking hole (10), the locking hole (10) is provided on the side surface of the end edge of the horizontal plate (4), and a plurality of placement slots (11) are provided on the horizontal plate (4).

2. The wave soldering tray according to claim 1, characterized in that: A handle (2) is fixedly mounted on the side of the top surface of the tray body (1), and the handle (2) is symmetrically distributed about the center of the tray body (1).

3. The wave soldering tray according to claim 1, characterized in that: The positioning bolts (5) are symmetrically distributed about the center of the horizontal plate (4), and the positioning bolts (5) are slidably connected to the track window (7).

4. The wave soldering tray according to claim 1, characterized in that: The length of the track window (7) is greater than 3 / 4 of the length of the receiving plate (3), the top view width of the receiving plate (3) is greater than the top view width of the tray body (1), and the track window (7) is symmetrically distributed about the center of the receiving plate (3).

5. The wave soldering tray according to claim 1, characterized in that: The locking bolts (9) are slidably connected to the limiting window (8), and the locking bolts (9) are symmetrically distributed about the center of the horizontal plate (4).

6. The wave soldering tray according to claim 1, characterized in that: A top hole (12) is provided on the top edge of the horizontal plate (4), and the top hole (12) is threadedly connected to the bottom end of the fastening bolt (13). A spring steel sheet (14) for pressing the PCB board is provided on the top edge of the horizontal plate (4), and the fastening bolt (13) passes through a hole provided at one end of the spring steel sheet (14).

7. The wave soldering tray according to claim 6, characterized in that: The spring steel sheets (14) are arranged at the corners of the placement slot (11), and the spring steel sheets (14) are symmetrically distributed about the center of the placement slot (11).

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