Electronic component pressing device

Abstract

The utility model relates to the technical field of electronic component processing, and discloses an electronic component pressing device which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a frame, the frame is in a door shape, the top of the frame is fixedly provided with a telescopic rod, the driving end of the telescopic rod extends to the lower side of a top beam of the frame and is fixedly connected with a top plate, and the top plate is fixedly connected with the telescopic rod. A roller is arranged on the lower side of the top plate, a cavity is formed in the middle of the upper surface of the bottom plate, a bearing table is fixedly connected to the interior of the cavity, a placement template capable of being replaced is installed on the upper surface of the bearing table, and a driving key is arranged on the top of the frame. Through the arrangement of the roller capable of rolling back and forth, the roller performs rolling pressing on the upper surface of the chip, so that the interior of the chip can be subjected to uniform pressure in the press-fit packaging process, the problem of welding spot fatigue caused by non-uniform pressure is avoided, and the quality of the chip is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic component processing technical field, concretely is a kind of electronic component pressing device. BACKGROUND

[0002] Electronic component, especially for chip class electronic component, needs to be packaged after production, and compression packaging is one of the common and earliest packaging methods, which is to attach the chip to the lead frame, then connect the chip and lead frame with metal wire, and finally use plastic or epoxy resin for packaging. Compression packaging has the advantages of fast packaging speed and low process cost, but the traditional compression device is prone to solder fatigue during packaging due to uneven internal pressure, affecting product use. Therefore, the technical personnel in the art provide an electronic component pressing device to solve the problems raised in the above background technology. SUMMARY

[0003] The utility model aims at providing a kind of electronic component pressing device to solve the problems raised in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of electronic component pressing device, including bottom plate, the upper surface of the bottom plate is fixedly connected with frame, the frame is in the shape of door, the top of the frame is fixedly installed with telescopic rod, the driving end of the telescopic rod extends to the top beam lower side of the frame and is fixedly connected with top plate, the lower side of the top plate is provided with roller, the upper surface of the bottom plate is provided with cavity, the inside of the cavity is fixedly connected with bearing table, the upper surface of the bearing table is installed with the placement template that can be replaced, the top of the frame is provided with drive button.

[0006] As a further scheme of the utility model: the inside of the top plate is slidably provided with two side frames, the lower end of two side frames extends to the lower side of the top plate, the shaft portion of the both ends of the roller is rotatably connected to the inside of the lower end of two side frames, the top of the side frame is fixedly connected with rack, double-shaft motor is fixedly installed in the inside of the top plate, the two driving ends of the double-shaft motor are fixedly connected with gear, two gears are engaged with two side frames respectively.

[0007] As a further scheme of the utility model: the side surface of the roller is sleeved with protective layer.

[0008] As a further scheme of the utility model: the protective layer is the component of rubber material.

[0009] As a further scheme of the utility model: the upper surface area of the placement template is less than the upper area of the cavity.

[0010] Compared with the prior art, the electronic component compression device has the beneficial effects that:

[0011] 1. The roller can roll back and forth, and the roller can roll and press on the upper surface of the chip, so that the chip can be subjected to uniform pressure during compression packaging, and the problem of solder fatigue caused by uneven pressure can be avoided, and the quality of the chip can be ensured.

[0012] 2. The placement template can be replaced, and can be suitable for compression packaging of different size chips, and can be installed on the surface of the bearing table according to the size of the chip, and the pins of the chip can be suspended in the cavity, and the pins can be protected during compression packaging. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of an electronic component compression device;

[0014] Figure 2 It is a schematic view of the internal structure of the top plate of an electronic component compression device;

[0015] Figure 3 It is Figure 2 a structural schematic view in the A-A direction.

[0016] In the figure: 1, bottom plate; 2, bearing table; 3, placement template; 4, frame; 5, drive button; 6, telescopic rod; 7, top plate; 8, roller; 9, side frame; 10, rack; 11, double-shaft motor; 12, gear; 13, protective layer; 14, cavity. DETAILED DESCRIPTION

[0017] Please refer to Figures 1 to 3 , the utility model discloses an electronic component compression device, including bottom plate 1, the upper surface of bottom plate 1 is fixedly connected with frame 4, frame 4 is door-shaped, the top of frame 4 is fixedly installed telescopic rod 6, and the drive end of telescopic rod 6 extends to the top beam downside of frame 4 and is fixedly connected with top plate 7, and the downside of top plate 7 is provided with roller 8, and the upper surface of bottom plate 1 is provided with cavity 14, and the inside of cavity 14 is fixedly connected with bearing table 2, and the upper surface of bearing table 2 is installed with the placement template 3 that can be replaced, and the top of frame 4 is provided with drive button 5.

[0018] Preferably, the inner side of the top plate 7 is provided with two side frames 9, the lower ends of the two side frames 9 extend to the lower side of the top plate 7, the shaft portions at the two ends of the roller 8 are rotatably connected to the inner sides of the lower ends of the two side frames 9, the top portions of the side frames 9 are fixedly connected with a rack 10, a double-shaft motor 11 is fixedly installed on the inner side of the top plate 7, the two driving ends of the double-shaft motor 11 are fixedly connected with two gears 12, and the two gears 12 are engaged with the two side frames 9 respectively.

[0019] Preferably, the side surface of the roller 8 is sleeved with a protective layer 13.

[0020] Preferably, the protective layer 13 is a component made of rubber material.

[0021] Preferably, the upper surface area of the placement template 3 is smaller than the upper area of the cavity 14.

[0022] The working principle of the utility model is as follows: when pressing and packaging, according to the size of the chip, the corresponding placement template 3 is selected and installed on the surface of the bearing table 2, then the chip to be packaged is placed on the surface of the placement template 3, the pins of the chip are directed downward and suspended in the inner side of the cavity 14, then the telescopic rod 6 is opened, the roller 8 is controlled to move downward to the surface of the chip, the protective layer 13 is pressed, then the double-shaft motor 11 is opened, the rack 10 is driven to slide in the inner side of the top plate 7 through the gear 12, so that the roller 8 rolls on the upper surface of the chip, and the chip is subjected to uniform pressure in the process of pressing and packaging, the problem of solder fatigue caused by uneven pressure is avoided, and the quality of the chip is ensured.

[0023] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. An electronic component press device comprising a base plate (1), characterized in that: The upper surface of the bottom plate (1) is fixedly connected with a frame (4), the frame (4) is in the shape of a door, the top of the frame (4) is fixedly connected with a telescopic rod (6), the driving end of the telescopic rod (6) extends to the lower side of the top beam of the frame (4) and is fixedly connected with a top plate (7), the lower side of the top plate (7) is provided with a roller (8), the middle of the upper surface of the bottom plate (1) is provided with a cavity (14), the inside of the cavity (14) is fixedly connected with a bearing table (2), the upper surface of the bearing table (2) is provided with a replaceable placing template (3), and the top of the frame (4) is provided with a driving button (5).

2. The electronic component press-bonding apparatus according to claim 1, wherein: The inside of the top plate (7) is slidably provided with two side frames (9), the lower ends of the two side frames (9) extend to the lower side of the top plate (7), the shaft portions at the two ends of the roller (8) are rotatably connected to the insides of the lower ends of the two side frames (9), the top of the side frame (9) is fixedly connected with a rack (10), the inside of the top plate (7) is fixedly connected with a double-shaft motor (11), the two driving ends of the double-shaft motor (11) are fixedly connected with gears (12), and the two gears (12) are respectively engaged with the two side frames (9).

3. The electronic component press bonding apparatus according to claim 1, wherein: The side surface of the roller (8) is sleeved with a protective layer (13).

4. The electronic component press bonding apparatus according to claim 3, wherein: The protective layer (13) is a component made of rubber material.

5. The electronic component press device of claim 1, wherein: The upper surface of the placing template (3) is smaller than the upper area of the cavity (14).

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