Relay welding device

Abstract

The utility model provides a relay welding device, a printed circuit board assembly (PCBA) is provided with a relay and a lead connected with the relay, the welding device comprises an installation bottom plate used for placing the PCB, the installation bottom plate is provided with an avoiding groove for the lead of the relay to penetrate through, the installation bottom plate is further provided with a cover plate used for positioning the relay, and the cover plate is provided with a plurality of through holes. A positioning groove for the relay to be clamped in is formed in the cover plate, the side, provided with a wire, of the relay abuts against the installation bottom plate, the other side of the relay abuts against the positioning groove, and the welding device can overcome the defect that in the prior art, during secondary welding, a bonding pad is prone to falling off, a circuit is prone to being disconnected, and therefore the factory quality of the whole PCBA is affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCBA board welding technical field, concretely relates to a relay welding device. BACKGROUND

[0002] For control and protection circuit, will weld relay on the PCB board, in the process of welding, need relay perpendicular to PCB board, in prior art, because in manual welding, relay is easy to appear skew condition, thereby leading to relay not welding in place, need to carry out secondary welding, but in secondary welding, easy to lead to solder pad drop, line break, thereby influence the outgoing quality of whole PCBA board. UTILITY MODEL CONTENTS

[0003] Therefore, the utility model solves the technical problem in prior art in secondary welding, easy to lead to solder pad drop, line break, thereby influence the outgoing quality of whole PCBA board, thereby provides a kind of welding device, which can make relay be vertically arranged above PCB board when welding relay for the first time.

[0004] Therefore, the utility model provides a kind of relay welding device, PCB board is provided with relay and the wire connected with relay, welding device includes the installation base plate for placing PCB board, the installation base plate is provided with the avoiding slot for the wire of relay to pass through, the installation base plate is also provided with the cover plate for positioning relay, the cover plate is provided with the positioning slot for the relay card, the side of relay with wire and installation base plate abut, the other side and positioning slot abut.

[0005] Further, the installation base plate is provided with the embedding slot for the PCB board embedding, and the installation base plate is provided with at least one rotating support rod capable of abutting against the upper end surface of the PCB board.

[0006] Further, the side of the installation base plate is provided with a hinged shaft for assisting the installation base plate to be flipped by 180 degrees, the side, away from the installation base plate, of the hinged shaft is connected with a supporting rod, and the supporting rod is used for supporting the installation base plate towards the side, away from the ground.

[0007] Further, the installation base plate is provided below with a base plate, the base plate is provided with a first supporting column and a second supporting column between the installation base plate, the installation base plate is provided with a first position for placing the PCB board and a second position after being flipped by 180 degrees, when the installation base plate is in the first position, the lower end surface of the installation base plate abuts against the first supporting column, and when the installation base plate is in the second position, the upper end surface of the installation base plate abuts against the second supporting column.

[0008] Further, the buckle device is arranged between the cover plate and the supporting rod, the buckle device comprises a buckle element arranged on one of the cover plate and the mounting base plate and a buckle slot arranged on the other one and matched with the buckle element.

[0009] Further, the mounting base plate is provided with an extension column, the buckle element is arranged on the extension column, the buckle slot is arranged on the cover plate, the buckle element comprises a buckle body, a buckle block matched with the buckle slot and a pressing block arranged on the side of the buckle body away from the buckle slot, and the pressing block can control the buckle block to be separated from the buckle slot.

[0010] Further, the calibration device is arranged between the mounting base plate and the cover plate, the calibration device comprises a calibration rod arranged on one of the cover plate and the mounting base plate and a calibration slot arranged on the other one and matched with the calibration rod.

[0011] Further, the rotating supporting rod comprises a rotating end and a positioning end capable of abutting against the upper end face of the mounting base plate.

[0012] The technical scheme of the utility model has the following advantages:

[0013] 1. The relay welding device provided by the utility model, in the process of welding the relay, needs to place the PCB board on the mounting base plate first, in the process of placing, needs to pass the wire through the avoiding slot, makes the lower end face of the relay abut against the upper end face of the mounting base plate, then the positioning slot on the cover plate is connected with the relay, so that the relay can keep the mutual perpendicular state with the PCB board in the unwelded state, finally, the mounting base plate, the PCB board, the cover plate and the relay are all turned over to weld, the position of the relay is fixed by the cover plate, the relay can keep the perpendicular state with the mounting base plate, so that the utility model is superior to the prior art, and the relay can be welded once.

[0014] 2. The relay welding device provided by the utility model, in the process of welding the relay, needs to place the PCB board on the mounting base plate first, in the process of placing, needs to pass the wire through the avoiding slot, makes the lower end face of the relay abut against the upper end face of the mounting base plate, then the positioning slot on the cover plate is connected with the relay, so that the relay can keep the mutual perpendicular state with the PCB board in the unwelded state, finally, the mounting base plate, the PCB board, the cover plate and the relay are all turned over to weld, the position of the relay is fixed by the cover plate, the relay can keep the perpendicular state with the mounting base plate, so that the utility model is superior to the prior art, and the relay can be welded once. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the specific embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the specific embodiments or the prior art. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0016] Figure 1 It is a schematic diagram of the overall structure of the welding device;

[0017] Figure 2 It is a schematic diagram of the overall structure of the welding device from another angle;

[0018] Figure 3 It is a schematic diagram of the structure of the rotating support rod fixing the PCB board;

[0019] Figure 4 It is a schematic diagram of the cross-sectional structure of the welding device;

[0020] Figure 5 It is a schematic diagram of the structure of the mounting base plate.

[0021] Explanation of reference signs:

[0022] 1, PCB board; 11, relay; 12, wire; 2, mounting base plate; 20, extension column; 21, avoiding groove; 22, embedding groove; 3, cover plate; 31, positioning groove; 4, rotating support rod; 41, rotating end; 42, positioning end; 5, hinged shaft; 51, support rod; 6, base plate; 61, first support column; 62, second support column; 7, buckling device; 71, buckling piece; 711, buckling body; 712, buckling block; 713, pressing block; 72, buckling groove; 8, calibration device; 81, calibration rod; 82, calibration groove. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely below in combination with the drawings. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it is necessary to explain, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, and can be detachably connected, or integrally connected, it can be mechanically connected, or electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] In addition, the technical features involved in the different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0027] Embodiment

[0028] The embodiment provides a relay welding device, a PCB 1 is provided with a relay 11 and a wire 12 connected with the relay 11, the welding device comprises a mounting base plate 2 for placing the PCB 1, the mounting base plate 2 is provided with a avoiding slot 21 for the wire 12 of the relay 11 to pass through, the mounting base plate 2 is also provided with a cover plate 3 for positioning the relay 11, the cover plate 3 is provided with a positioning slot 31 for the relay 11 to be clamped, one side of the relay 11 provided with the wire 12 abuts against the mounting base plate 2, and the other side abuts against the positioning slot 31.

[0029] The above specific improvement is: Figure 1 、 Figure 2 and Figure 4As shown, during the welding of the relay 11, the PCB board 1 needs to be placed on the mounting base plate 2 first. During the placement, the wire 12 needs to be passed through the avoiding groove 21, so that the lower end surface of the relay 11 is in contact with the upper end surface of the mounting base plate 2, and then the positioning groove 31 on the cover plate 3 is clamped with the relay 11. In this way, the relay 11 can be kept in a perpendicular state with the PCB board 1 in an unwelded state. Finally, the entire mounting base plate 2, PCB board 1, cover plate 3 and relay 11 are turned over for welding. The position of the relay 11 is fixed by the cover plate 3, so that the relay 11 can be kept in a perpendicular state with the mounting base plate 2. Thus, it is superior to the prior art, and the position of the relay 11 can be avoided from moving during welding, so that secondary welding is not needed. The PCB board is a line board of an unprocessed element, and the PCBA board is a line board after processing.

[0030] On the basis of the above embodiment: the mounting base plate 2 is provided with an embedding groove 22 for embedding the PCB board 1, and the mounting base plate 2 is provided with at least one rotating support rod 4 capable of being in contact with the upper end surface of the PCB board 1.

[0031] The specific improvement is that, as shown in Figure 3 and Figure 5 In order to quickly place the mounting base plate 2 during production, the embedding groove 22 capable of matching the shape of the PCB board 1 is arranged on the mounting base plate 2. After the mounting base plate 2 is placed in the embedding groove 22, the rotating support rod 4 is rotated by hand, so that the lower end surface of the rotating support rod 4 is in contact with the upper end surface of the mounting base plate 2, thereby achieving the initial positioning of the mounting base plate 2. Then, the cover plate 3 is arranged on the mounting base plate 2, the cover plate 3 is clamped with the relay 11, thereby achieving the double positioning of the mounting base plate 2. In this way, the movement of the mounting base plate 2 and the relay 11 during welding can be effectively prevented.

[0032] On the basis of the above embodiment: the mounting base plate 2 is provided with a hinge shaft 5 for assisting the mounting base plate 2 to be turned over by 180°, and the side of the hinge shaft 5 away from the mounting base plate 2 is connected with a supporting rod 51, which is used for supporting the mounting base plate 2 to the side away from the ground.

[0033] The specific improvement is that, as shown in Figures 1-3 Through the arrangement of the supporting rod 51, the mounting base plate 2 can be supported to leave space for turning over the mounting base plate 2. The hinge shaft 5 capable of assisting the mounting base plate 2 to be turned over is arranged on the side of the mounting base plate 2. During welding, the mounting base plate 2 is arranged in the embedding groove 22, and the cover plate 3 is arranged on the relay 11. Finally, the mounting base plate 2 is turned over along the hinge shaft 5, so that the lower end surface of the mounting base plate 2 faces upward, thereby welding the relay 11 on the PCB board 1.

[0034] On the basis of the above embodiment: the mounting base plate 2 is provided below with a base plate 6, the base plate 6 and the mounting base plate 2 have a first supporting column 61 and a second supporting column 62, the mounting base plate 2 has a first position for placing the PCB board 1 and a second position after being turned over by 180°, when the mounting base plate 2 is in the first position, the lower end surface thereof is in abutment with the first supporting column 61, when the mounting base plate 2 is in the second position, the upper end surface thereof is in abutment with the second supporting column 62.

[0035] The specific improvement is that, as shown in Figures 1-3 The mounting base plate 2 is provided below with a base plate 6, the base plate 6 is provided with a first supporting column 61 and a second supporting column 62, when the mounting base plate 2 is in the front horizontal placement state, that is, in the first position, the first supporting column 61 supports the lower end surface of the mounting base plate 2, preventing the mounting base plate 2 from being pressed downward and thus causing the hinged shaft 5 to be unable to bear the pressure and be broken, after the mounting base plate 2 and the cover plate 3 are mounted, the mounting base plate 2 is turned over by 180° along the hinged shaft 5, so that the original upper end surface of the mounting base plate 2 is turned to the lower side, the upper end surface of the second supporting column 62 is in abutment with the upper end surface of the mounting base plate 2, so that the operator can weld the PCB board 1 and the relay 11.

[0036] On the basis of the above embodiment: the cover plate 3 and the supporting rod 51 are provided with a buckling device 7, the buckling device 7 comprises a buckling piece 71 provided on one of the cover plate 3 or the mounting base plate 2 and a buckling groove 72 provided on the other side and matched with the buckling piece 71.

[0037] The specific improvement is that, as shown in Figure 1 In order to effectively fix the position of the cover plate 3, the buckling device 7 is provided between the cover plate 3 and the mounting base plate 2, when the cover plate 3 is mounted, only the buckling piece 71 and the buckling groove 72 need to be matched and connected, so that the position of the cover plate 3 can be effectively fixed, thereby preventing the relay 11 from moving during welding.

[0038] On the basis of the above embodiment: the mounting base plate 2 is provided with an extension column 20, the buckling piece 71 is provided on the extension column 20, the buckling groove 72 is provided on the cover plate 3, the buckling piece 71 comprises a buckling body 711, a buckling block 712 matched with the buckling groove 72 and a pressing block 713 provided on the side of the buckling body 711 away from the buckling groove 72, the pressing block 713 can control the buckling block 712 to separate from the buckling groove 72.

[0039] The specific improvement is that, as shown in Figure 1As shown, an extension post 20 is provided on the mounting base plate 2. The fastening block 712 and the pressing block 713 are located on both sides of the fastening body 711. When installing the cover plate 3, the fastening groove 72 is aligned with the fastening block 712 and pressed down. The fastening block 712 has a guide slope, which can effectively guide the fastening block 712 into the fastening groove 72. When the cover plate 3 needs to be removed, the operator presses the pressing block 713 by hand, which can disengage the fastening block 712 from the fastening groove 72. In this embodiment, the fastening body 711 is provided with a torsion spring in the extension post 20, so that after the pressing block 713 presses down and the fastening block 712 separates from the fastening groove 72, the fastening body 711 has an elastic restoring force to return to its original position.

[0040] Based on the above embodiments: a calibration device 8 is provided between the mounting base plate 2 and the cover plate 3. The calibration device 8 includes a calibration rod 81 disposed on one side of the cover plate 3 or the mounting base plate 2, and a calibration slot 82 disposed on the other side and inserted into the calibration rod 81.

[0041] The specific improvements mentioned above are as follows: Figure 1 As shown, in order to facilitate the quick adaptation of the positioning groove 31 on the lower end face of the cover plate 3 to the relay 11, a calibration device 8 is provided between the mounting base plate 2 and the cover plate 3. The calibration device 8 includes a calibration rod 81 set on the mounting base plate 2 and a calibration groove 82 opened on the cover plate 3. When installing the cover plate 3, the calibration groove 82 is inserted into the calibration rod 81 to quickly determine the position of the cover plate 3, preventing the positioning groove 31 from being worn due to left and right friction of the cover plate 3, which would cause the relay 11 to shake during welding.

[0042] Based on the above embodiments: the rotating support rod 4 includes a rotating end 41 and a positioning end 42 that can rotate to abut against the upper surface of the mounting base plate 2.

[0043] The specific improvements mentioned above are as follows: Figure 1 As shown, PCB board 1 is placed in slot 22, and then the positioning end 42 is rotated by hand. The lower end face of the positioning end 42 will then contact the upper end face of PCB board 1, thereby positioning PCB board 1.

[0044] Obviously, the above embodiments are merely illustrative examples for clear explanation and are not intended to limit the implementation. Those skilled in the art will recognize that other variations or modifications can be made based on the above description. It is neither necessary nor possible to exhaustively list all possible implementations here. However, obvious variations or modifications derived therefrom are still within the protection scope of this invention.

Claims

1. A relay welding device, a PCB board (1) is provided with a relay (11) and a wire (12) connected with the relay (11), characterized in that: The welding device comprises a mounting base plate (2) for placing a PCB (1), the mounting base plate (2) is provided with a avoiding slot (21) for the wire (12) of the relay (11) to pass through, the mounting base plate (2) is further provided with a cover plate (3) for positioning the relay (11), the cover plate (3) is provided with a positioning slot (31) for the relay (11) to be clamped into, one side of the relay (11) provided with the wire (12) abuts against the mounting base plate (2), and the other side abuts against the positioning slot (31).

2. A relay welding apparatus according to claim 1, wherein: The mounting base plate (2) is provided with an embedding slot (22) for the PCB (1) to be embedded, and the mounting base plate (2) is provided with at least one rotating support rod (4) capable of abutting against the upper end surface of the PCB (1).

3. A relay welding apparatus according to claim 1, wherein: The side of the mounting base plate (2) is provided with a hinged shaft (5) for assisting the mounting base plate (2) to be flipped by 180°, the side of the hinged shaft (5) away from the mounting base plate (2) is connected with a support rod (51), and the support rod (51) is used for supporting the mounting base plate (2) to be raised towards the side away from the ground.

4. A relay welding apparatus according to claim 3, wherein: The mounting base plate (2) is provided below with a base plate (6), and the base plate (6) and the mounting base plate (2) are provided with a first supporting column (61) and a second supporting column (62), the mounting base plate (2) has a first position for the PCB (1) to be placed and a second position after being flipped by 180°, when the mounting base plate (2) is in the first position, the lower end surface thereof abuts against the first supporting column (61), and when the mounting base plate (2) is in the second position, the upper end surface thereof abuts against the second supporting column (62).

5. A relay welding apparatus according to claim 4, wherein: The cover plate (3) and the support rod (51) are provided with a buckling device (7), the buckling device (7) comprises a buckling piece (71) arranged on one of the cover plate (3) or the mounting base plate (2) and a buckling slot (72) arranged on the other one and matched with the buckling piece (71).

6. A relay welding apparatus according to claim 5, wherein: The mounting base plate (2) is provided with an extension column (20), the buckling piece (71) is arranged on the extension column (20), the buckling slot (72) is arranged on the cover plate (3), the buckling piece (71) comprises a buckling body (711), a buckling block (712) matched with the buckling slot (72) and a pressing block (713) arranged on the side of the buckling body (711) away from the buckling slot (72), and the pressing block (713) can control the buckling block (712) to be separated from the buckling slot (72).

7. A relay welding apparatus according to claim 6, wherein: The mounting base plate (2) and the cover plate (3) are provided with an alignment device (8), the alignment device (8) comprises an alignment rod (81) arranged on one of the cover plate (3) or the mounting base plate (2) and an alignment slot (82) arranged on the other one and matched with the alignment rod (81).

8. A relay welding apparatus according to claim 2, wherein: The rotating support rod (4) comprises a rotating end (41) and a positioning end (42) capable of being rotated to abut against the upper end surface of the mounting base plate (2).

Images