CN215731626U

CN215731626U - Semiconductor lead frame piece type feeding and discharging system

Info

Publication number: CN215731626U
Application number: CN202121660689.2U
Authority: CN
Inventors: 陈虎; 张伟; 陈惠�
Original assignee: Taixing City Longteng Electronics Co ltd
Current assignee: Taixing City Longteng Electronics Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-02-01
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a semiconductor lead frame sheet type feeding and discharging system which comprises a mounting bracket, wherein a sliding track is arranged on one side of the mounting bracket, a material receiving device is arranged on one side of the sliding track, a material feeding device is arranged on one side of the material receiving device, a material feeding device is arranged on one side of the top end of the material feeding device, a material discharging device is arranged on one side of the material feeding device, a driving cylinder is arranged on one side of a connecting block, and a lifting arm is arranged on one side of the material feeding device and one side of the material discharging device; according to the semiconductor lead frame sheet type feeding and discharging system, the purposes of realizing stable and efficient feeding and discharging of products with different sizes and different widths can be achieved by arranging the vacuum suction device, the feeding device, the discharging device, the feeding device and the discharging device.

Description

Semiconductor lead frame piece type feeding and discharging system

Technical Field

The utility model relates to the technical field of semiconductor automation equipment, in particular to a chip type feeding and discharging system of a semiconductor lead frame.

Background

The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry.

In the whole packaging process of the integrated circuit, the feeding of the lead frame is one of the processes, but the feeding position precision of the currently used feeding structure is not high, manual auxiliary adjustment is needed, and the labor cost is increased; the lead frame that lead frame temporary storage area can be placed is few, need frequently carry out the feed supplement, reduces whole material loading work efficiency.

The prior art has the following defects or problems:

the existing feeding and discharging device for the lead frame is fixed in structure, cannot be suitable for products of various sizes, is large in application limitation and low in feeding and discharging efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sheet type feeding and discharging system of a semiconductor lead frame aiming at the defects of the prior art so as to achieve the aim of solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a semiconductor lead frame piece formula unloading system of going up, includes the installing support, installing support one side is provided with the slip track, slip track one side is provided with receiving device, receiving device one side is provided with material feeding unit, material feeding unit top one side is provided with loading attachment, loading attachment one side is provided with unloader, loading attachment all is provided with driving motor with the unloader bottom, material feeding unit all is provided with blowing device with the loading attachment top, loading attachment all is provided with the vacuum with unloader one side and inhales material feeding unit, slip track one side is provided with the connecting block, connecting block one side is provided with and drives actuating cylinder, loading attachment all is provided with the lifing arm with unloader one side, lifing arm one side is provided with flexible arm, flexible arm one end is provided with the linking arm.

As a preferred technical scheme, the number of the mounting brackets is two, the mounting brackets are symmetrically arranged, the connecting blocks are movably connected with the sliding rail through the driving cylinders, and the feeding device and the receiving device are movably connected with the mounting brackets through the connecting blocks.

As a preferred technical scheme, the vacuum material sucking device comprises a vacuum material sucking disc and adjusting rods, wherein the vacuum material sucking disc is provided with a plurality of groups, the vacuum material sucking discs are equidistantly distributed on one side of the adjusting rods, the adjusting rods are symmetrically arranged, and the vacuum material sucking disc is movably connected with the adjusting rods.

According to the preferable technical scheme, the material discharging device comprises a placing plate, four limiting plates, movable rods and servo motors, the four limiting plates are distributed around the placing plate in a rectangular frame shape, the limiting plates are movably connected with the servo motors through the movable rods, and a clamping force sensing device is arranged on one side of each limiting plate.

As a preferred technical scheme, the vacuum material suction device is movably connected with a connecting arm through a telescopic arm, the connecting arm is movably connected with a lifting arm, and the lifting arm is movably connected with a driving motor through a rotating shaft.

Compared with the prior art, the utility model provides a semiconductor lead frame sheet type feeding and discharging system which has the following beneficial effects:

1. according to the sheet type feeding and discharging system for the semiconductor lead frames, the vacuum material suction discs are arranged and distributed on one side of the adjusting rods at equal intervals, the adjusting rods are symmetrically arranged, the vacuum material suction discs are movably connected with the adjusting rods, and the lead frames with different sizes can be stably adsorbed by adjusting the positions of the vacuum material suction discs through the adjusting rods; the limiting plates are distributed around the placing plate in a rectangular frame shape, the limiting plates are movably connected with the servo motor through the movable rods, the clamping force sensing devices are arranged on one sides of the limiting plates, the servo motor drives the movable rods, so that the limiting plates clamp the lead frames, the lead frames with different sizes can be conveniently placed, and the internal clamping force sensing devices prevent the clamping fixing force from being too large, so that the clamping force sensing devices are damaged;

2. according to the semiconductor lead frame sheet type feeding and discharging system, two groups are arranged by arranging the number of the mounting brackets, the mounting brackets are symmetrically arranged, the connecting blocks are movably connected with the sliding rails through the driving cylinders, the feeding device and the receiving device are movably connected with the mounting brackets through the connecting blocks, the heights of the feeding device and the receiving device can be conveniently adjusted through the driving cylinders, and feeding and discharging are facilitated; the vacuum material suction device is movably connected with the connecting arm through the telescopic arm, the connecting arm is movably connected with the lifting arm, the lifting arm is movably connected with the driving motor through the rotating shaft, the vacuum material suction device can be driven to rotate through the driving motor, the lifting arm drives the vacuum material suction device to move up and down, the telescopic arm drives the vacuum material suction device to move, and quick and stable feeding and discharging can be achieved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the discharge device of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 according to the present invention.

In the figure: 1. mounting a bracket; 2. a sliding track; 3. a material receiving device; 4. a feeding device; 5. a feeding device; 6. a blanking device; 7. a drive motor; 8. a discharging device; 801. placing the plate; 802. a limiting plate; 803. a movable rod; 804. a servo motor; 9. a vacuum material suction device; 901. a vacuum material sucking disc; 902. adjusting a rod; 10. connecting blocks; 11. a driving cylinder; 12. a lifting arm; 13. a telescopic arm; 14. a connecting arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: the utility model provides a blanking system on semiconductor lead frame piece formula, including installing support 1, installing support 1 one side is provided with slip track 2, slip track 2 one side is provided with receiving device 3, receiving device 3 one side is provided with

material feeding unit

4, 4 top one sides of material feeding unit are provided with

loading attachment

5, 5 one sides of loading attachment are provided with unloader 6, loading attachment 5 all is provided with driving motor 7 with 6 bottoms of unloader, material feeding unit 4 all is provided with blowing device 8 with 5 tops of loading attachment, loading attachment 5 all is provided with the vacuum with unloader 6 one side and inhales

material device

9, 2 one sides of slip track are provided with connecting block 10, connecting block 10 one side is provided with and drives actuating cylinder 11, loading attachment 5 all is provided with lift arm 12 with unloader 6 one side, lift arm 12 one side is provided with flexible arm 13, flexible arm 13 one end is provided with linking arm 14.

In the embodiment, two groups of mounting brackets 1 are arranged, the mounting brackets 1 are symmetrically arranged, the connecting block 10 is movably connected with the sliding rail 2 through the driving air cylinder 11, and the feeding device 4 and the receiving device 3 are both movably connected with the mounting brackets 1 through the connecting block 10, so that the heights of the feeding device 4 and the receiving device 3 can be conveniently adjusted through the driving air cylinder 11, and loading and unloading are convenient; the vacuum suction device 9 comprises a vacuum suction disc 901 and an adjusting rod 902, the vacuum suction disc 901 is provided with a plurality of groups, the vacuum suction discs 901 are equidistantly distributed on one side of the adjusting rod 902, the adjusting rod 902 is symmetrically arranged, the vacuum suction disc 901 is movably connected with the adjusting rod 902, and the positions of the vacuum suction discs 901 are adjusted by the adjusting rod 902 so that lead frames with different sizes can be stably sucked; the discharging device 8 comprises a placing plate 801, a limiting plate 802, a movable rod 803 and a servo motor 804, wherein four groups of limiting plates 802 are arranged, the limiting plates 802 are distributed around the placing plate 801 in a rectangular frame shape, the limiting plates 802 are movably connected with the servo motor 804 through the movable rod 803, and a clamping force sensing device is arranged on one side of each limiting plate 802, so that the servo motor 804 drives the movable rod 803, the limiting plates 802 clamp lead frames, lead frames with different sizes can be conveniently placed, and the internal clamping force sensing device prevents the clamping fixing force from being too large to damage the clamping force sensing device; vacuum suction device 9 passes through flexible arm 13 and linking arm 14 swing joint, linking arm 14 and lifting arm 12 swing joint, and lifting arm 12 is through pivot and driving motor 7 swing joint, sets up like this and can drive through driving motor 7 and inhale material device 9 in vacuum and rotate, and lifting arm 12 drives vacuum suction device 9 and reciprocates, and flexible arm 13 drives vacuum suction device 9 and removes, can realize fast and stable last unloading.

The working principle and the using process of the utility model are as follows: when the device is used, the device is installed on a required position through the installation support 1, the lead frames are placed on the feeding device 4, the lead frames are moved to a processing position through the loading device 5, the processed lead frames are transferred to the receiving device 3 through the blanking device 6, two groups of the installation supports 1 are arranged in number, the installation supports 1 are symmetrically arranged, the connecting blocks 10 are movably connected with the sliding rails 2 through the driving cylinders 11, the feeding device 4 and the receiving device 3 are both movably connected with the installation supports 1 through the connecting blocks 10, and the heights of the feeding device 4 and the receiving device 3 are conveniently adjusted through the driving cylinders 11, so that the loading and the unloading are convenient; the vacuum suction trays 901 are equidistantly distributed on one side of the adjusting rods 902, the adjusting rods 902 are symmetrically arranged, the vacuum suction trays 901 are movably connected with the adjusting rods 902, and lead frames with different sizes can be stably adsorbed by adjusting the positions of the vacuum suction trays 901 through the adjusting rods 902; the limiting plates 802 are distributed around the placing plate 801 in a rectangular frame shape, the limiting plates 802 are movably connected with the servo motor 804 through the movable rods 803, a clamping force sensing device is arranged on one side of the limiting plates 802, the servo motor 804 drives the movable rods 803, so that the lead frames are clamped by the limiting plates 802, the lead frames with different sizes can be conveniently placed, and the internal clamping force sensing device prevents the clamping fixing force from being too large to damage the clamping force sensing device; vacuum suction device 9 passes through flexible arm 13 and linking arm 14 swing joint, linking arm 14 and lifting arm 12 swing joint, and lifting arm 12 passes through pivot and driving motor 7 swing joint, can drive through driving motor 7 and inhale material device 9 in vacuum and rotate, and lifting arm 12 drives vacuum suction device 9 and reciprocates, and flexible arm 13 drives vacuum suction device 9 and removes, can realize fast and stable unloading of going up.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a unloading system in semiconductor lead frame piece formula which characterized in that: the device comprises a mounting bracket (1), a sliding track (2) is arranged on one side of the mounting bracket (1), a receiving device (3) is arranged on one side of the sliding track (2), a feeding device (4) is arranged on one side of the receiving device (3), a feeding device (5) is arranged on one side of the top end of the feeding device (4), a discharging device (6) is arranged on one side of the feeding device (5), driving motors (7) are respectively arranged at the bottom ends of the feeding device (5) and the discharging device (6), discharging devices (8) are respectively arranged on the top ends of the feeding device (4) and the feeding device (5), vacuum suction devices (9) are respectively arranged on one sides of the feeding device (5) and the discharging device (6), a connecting block (10) is arranged on one side of the sliding track (2), and a driving cylinder (11) is arranged on one side of the connecting block (10), one side of the feeding device (5) and one side of the discharging device (6) are both provided with lifting arms (12), one side of each lifting arm (12) is provided with a telescopic arm (13), and one end of each telescopic arm (13) is provided with a connecting arm (14).

2. The chip type feeding and discharging system of the semiconductor lead frame as claimed in claim 1, wherein: installing support (1) quantity is provided with two sets ofly, installing support (1) is the symmetry and sets up, connecting block (10) are through driving actuating cylinder (11) and slip track (2) swing joint, material feeding unit (4) all pass through connecting block (10) and installing support (1) swing joint with receiving device (3).

3. The chip type feeding and discharging system of the semiconductor lead frame as claimed in claim 1, wherein: the vacuum material sucking device (9) comprises a vacuum material sucking disc (901) and an adjusting rod (902), wherein the vacuum material sucking disc (901) is provided with a plurality of groups, the vacuum material sucking disc (901) is equidistantly distributed on one side of the adjusting rod (902), the adjusting rod (902) is symmetrically arranged, and the vacuum material sucking disc (901) is movably connected with the adjusting rod (902).

4. The chip type feeding and discharging system of the semiconductor lead frame as claimed in claim 1, wherein: blowing device (8) are including placing board (801), limiting plate (802), movable rod (803), servo motor (804), limiting plate (802) are provided with four groups, limiting plate (802) are rectangle frame type distribution around placing board (801), limiting plate (802) are through movable rod (803) and servo motor (804) swing joint, limiting plate (802) one side is provided with the power induction system that presss from both sides.

5. The chip type feeding and discharging system of the semiconductor lead frame as claimed in claim 1, wherein: vacuum suction device (9) are through flexible arm (13) and linking arm (14) swing joint, linking arm (14) and lifing arm (12) swing joint, lifing arm (12) are through pivot and driving motor (7) swing joint.