LVDS connector

Abstract

The utility model provides an LVDS (Low Voltage Differential Signaling) connector which comprises a metal shell, an insulating body is arranged in the metal shell, a plurality of groups of terminals are arranged and embedded on the insulating body, a conductor is attached to at least one terminal, one end of the conductor is electrically connected with the metal shell, and the other end of the conductor is electrically connected with the metal shell. The process comprises the following steps: taking a conductor with a first horizontal section, an arc-shaped section and a second horizontal section; according to the position of a terminal needing to be grounded, the conductor is grabbed through a mechanical arm, the first horizontal section of the conductor is placed on any terminal needing to be grounded and attached to the terminal, meanwhile, the second horizontal section is pressed on the second shell, and the conductor and the second shell are welded and fixed one by one through laser welding equipment. According to the connector, the single conductor is grabbed to the terminal needing to be grounded through the automatic manipulator and is welded to the metal shell through laser, and compared with a traditional mode that connecting pins at different positions are punched through a mold, the efficiency is greatly improved, the flexibility of connection with the terminal is improved, and the mold opening cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of connector especially LVDS connector. BACKGROUND

[0002] The LVDS connector is widely used in the connection between the circuit board and the host computer in the prior art, and in the actual preparation process, the terminal of the connector is injection molded, assembled with the metal shell, and then sent to the next process, and the connector can be connected with the host computer after the connection wire is connected, the existing technical solution of this process is: the material belt as shown in the figure is punched out by the stamping die set, the position of the through pin on the material belt is determined by the terminal position of each connector that needs to be grounded, but the terminal position that needs to be grounded is different due to the different performance of the connector, so different connectors need to be re-opened to punch out terminals of different positions, then the whole material belt is placed in the connector, and the material belt is welded in the metal shell by HOT BAR welding, and the wire is welded for the terminal that does not ground, the biggest problem of the above-mentioned mode is that the flexibility is not high, because the number of terminals is large, the grounding at different positions leads to the need of opening more molds for welding, which greatly improves the cost. Figure 6 SUMMARY

[0003] To solve the above technical problems, the utility model provides a kind of LVDS connector, including metal shell, the metal shell is equipped with insulating body, and the insulating body is arranged and embedded with multiple groups of terminals, at least one terminal is electrically connected with conductor, and the conductor is electrically connected with the metal shell.

[0004] Preferably, the metal shell includes a first shell and a second shell, the first shell has a first clamping portion on each side of its length direction, the second shell has a second clamping portion on each side of its length direction, the first clamping portion is pressed outside the second clamping portion, and the first clamping portion and the second clamping portion form a receiving cavity by cooperating with each other and are located on both sides of the length direction of the insulating body.

[0005] Preferably, the two receiving cavities are provided with a driving rod, and the driving rod rotates between the clamping portions.

[0006] Preferably, the conductors are individually welded to the second shell.

[0007] Preferably, the metal shell has an opening on each side of its length direction, the insulating body extends out of the opening on one side, and the terminals on the corresponding side also extend out of the opening on one end, for plugging with the electrical connector and conducting with the terminals on the insulating body.

[0008] Preferably, the first shell has a raised portion at the opening position. ​

[0009] Preferably, the conductor comprises a first horizontal segment and a second horizontal segment, an arc-shaped segment is arranged between the first horizontal segment and the second horizontal segment, the first horizontal segment is pressed on the terminal, and the second horizontal segment is electrically connected with the second shell.

[0010] Preferably, a positioning strip is arranged on the insulating body, the first shell is pressed on the positioning strip, and the positioning strip is pressed above the plurality of terminals.

[0011] Preferably, a protruding block is arranged between adjacent terminals.

[0012] An automatic welding process of an LVDS connector comprises

[0013] A conductor with a first horizontal segment, an arc-shaped segment and a second horizontal segment is taken;

[0014] According to a terminal position that needs to be grounded, a mechanical hand is used to take the conductor, and the first horizontal segment of the conductor is placed on the terminal position that needs to be grounded and is attached to the terminal, and the second horizontal segment is pressed on the second shell,

[0015] The conductor is welded and fixed with the second shell one by one by a laser welding device.

[0016] The LVDS connector and the automatic welding process thereof have the following beneficial effects: the connector is provided with a plurality of single conductors, the single conductor is taken to an arbitrary terminal position that needs to be grounded by an automatic mechanical hand, and the single conductor is welded with a metal shell one by one by laser welding, compared with a traditional method of punching out connecting feet at different positions by a mold, the efficiency is greatly improved, the flexibility of connection with the terminal is improved, and the mold opening cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced.

[0018] Figure 1 It is a three-dimensional structure schematic view of the connector of the utility model;

[0019] Figure 2 It is an internal structure schematic view of the connector of the utility model;

[0020] Figure 3 It is a schematic view of the metal shell of the utility model;

[0021] Figure 4 It is a schematic view of the conductor of the utility model;

[0022] Figure 5 It is a connection schematic view of the arbitrary terminal and the conductor of the utility model;

[0023] Figure 6 Figure is a schematic view of a material strip in the prior art;

[0024] 1, metal shell; 2, insulating body; 3, terminal; 4, conductor; 5, first shell; 6, second shell; 7, first clamping portion; 8, second clamping portion; 9, accommodating cavity; 10, driving rod; 11, raised portion; 12, first horizontal section; 13, second horizontal section; 14, arc-shaped section; 15, positioning strip; 16, protruding block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model.

[0026] As shown in Figure 1 , Figure 2 , Figure 3 The utility model provides a LVDS connector, including metal shell 1, be equipped with insulating body 2 in metal shell 1, the metal shell includes first shell 5 and second shell 6, first shell 5 length direction both sides are equipped with first clamping portion 7 respectively, second shell 6 length direction both sides are equipped with second clamping portion 8 respectively, first clamping portion 7 is pressed in second clamping portion 8 outside, first clamping portion 7 and second clamping portion 8 mutually cooperate and form accommodating cavity 9, and are located insulating body 2 length direction both sides, and insulating body 2 is located between first shell 5 and second shell 6, and is clamped and positioned, is equipped with positioning strip 15 on insulating body 2, first shell 5 is pressed on positioning strip 15, and positioning strip 15 is pressed above multiple terminals 3, and positioning strip 15 guarantees the tightness of the connection between first shell 5 and second shell 6, increases the connection between metal shell and insulating body 2;

[0027] The clamping portion of both sides is positioned to insulating body 2 in length direction, first clamping portion 7 is the square structure of opening, second clamping portion 8 is also the square structure of opening, and both are clamped, and two sets of opening structures form accommodating cavity 9 for driving rod 10 insertion, and driving rod 10 is the rod body both ends bending and forms insertion foot, and is inserted in accommodating cavity 9, in order to further increase the stability of driving rod 10 connection and operation, is provided with the puncture portion on first clamping portion 7, and the puncture portion is pressed into accommodating cavity 9, and is pressed on the side wall of driving rod 10, guarantees the stable connection of driving rod 10 end in accommodating cavity 9.The length direction both sides of metal shell are equipped with the opening, one side of insulating body 2 extends the opening, and one end of terminal 3 of corresponding side also extends the opening, is used for with electric connector insertion and with the terminal 3 on insulating body 2 conduction, first shell 5 is equipped with raised portion 11 at the opening position, is used for increasing the connection tightness of with the opposite insertion connector.

[0028] The insulation body 2 is arranged with a plurality of terminals 3 embedded therein, and the terminals 3 are exposed on the surface of the insulation body 2. According to the grounding requirement of the connector, a conductor 4 is electrically connected to the terminals 3 at different positions, and the conductor 4 is electrically connected to the metal shell, as shown in Figure 4 、 Figure 5 The conductor 4 includes a first horizontal section 12 and a second horizontal section 13, and an arc-shaped section 14 is arranged between the first horizontal section 12 and the second horizontal section 13. The first horizontal section 12 is pressed against the terminal 3 to ensure that the two are tightly attached. The second horizontal section 13 is electrically connected to the second shell 6 and can be welded to the second shell 6 by laser welding. The arc-shaped section 14 is arranged to match the height difference between the insulation body 2 and the second shell 6, to ensure that the first horizontal section 12 is connected to the terminal 3, and the second horizontal section 13 is in contact with the second shell 6, as shown in Figure 5 The welding position of the conductor and the second shell is at position X, which is close to the end position.

[0029] A protruding block 16 is arranged between adjacent terminals 3 to separate the adjacent terminals 3, which is convenient for positioning the wire when welding the wire to the terminal 3, and prevents short circuiting between the wires.

[0030] In addition, it should be noted that the conductor 4 is a single structure. After the terminal 3 is welded to the metal shell 1, the conductor 4 is individually welded to the second shell 6, and is grasped by a mechanical hand to the position where grounding is required, which has better stability.

[0031] The embodiment also discloses an automatic welding process of the LVDS connector, which comprises

[0032] The structure of the conductor includes a first horizontal section 12, an arc-shaped section 14 and a second horizontal section 13, which can be a flat copper wire directly purchased, or can be directly punched and bent by a punching forming process, or other processes capable of forming the above structure, and is not limited to the above process. In the present scheme, there is no need to open a die for a material belt punched and formed into multiple pins. When multiple terminals at any position in the multiple terminals of the connector need to be grounded, the conductor 4 is grabbed one by one by a mechanical hand, and the first horizontal section 12 of the conductor 4 is placed on the terminal 3 that needs to be grounded, while the second horizontal section 13 is pressed on the second housing 6, and the conductor 4 and the second housing 6 are welded and fixed one by one by a laser welding device. The position where the conductor 4 needs to be connected is pre-set by the program, and the mechanical hand moves to the corresponding position by program control, so that the conductor 4 grabbed can be placed on the terminal 3, and the conductor 4 is welded by laser welding, which greatly improves the welding efficiency and agrees with the structure of the conductor 4, thereby reducing the opening cost of the punching die.

Claims

1. An LVDS connector, characterized in that, It includes a metal housing, an insulating body is provided inside the metal housing, a plurality of terminals are arranged and fitted on the insulating body, at least one of the terminals is electrically connected to a conductor, one end of the conductor is electrically connected to the metal housing.

2. The LVDS connector according to claim 1, characterized in that, The metal casing includes a first shell and a second shell. The first shell has a first engaging portion on each side along its length, and the second shell has a second engaging portion on each side along its length. The first engaging portion presses against the outside of the second engaging portion. The first engaging portion and the second engaging portion cooperate to form a receiving cavity, which is located on both sides along the length of the insulating body.

3. The LVDS connector according to claim 1, characterized in that, The two receiving cavities are provided with drive rods, which rotate between the engaging portions.

4. The LVDS connector according to claim 2, characterized in that, Each conductor is individually welded to the second housing.

5. The LVDS connector according to claim 2, characterized in that, The metal housing has openings on both sides along its length. One side of the insulating body extends out of the opening, and one end of the terminal on the corresponding side also extends out of the opening, for insertion into the electrical connector and connection with the terminals on the insulating body.

6. The LVDS connector according to claim 4, characterized in that, The first housing has a raised portion at the opening position.

7. The LVDS connector according to claim 1, characterized in that, The conductor includes a first horizontal segment and a second horizontal segment, with an arc-shaped segment between the first horizontal segment and the second horizontal segment. The first horizontal segment presses against the terminal, and the second horizontal segment is electrically connected to the second housing.

8. The LVDS connector according to claim 1, characterized in that, The insulating body is provided with a positioning strip, the first housing presses on the positioning strip, and the positioning strip presses on top of multiple sets of terminals.

9. The LVDS connector according to claim 1, characterized in that, Protrusions are provided between adjacent terminals.

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