CN221057362U

CN221057362U - Lead frame feeding mechanism

Info

Publication number: CN221057362U
Application number: CN202322396200.0U
Authority: CN
Inventors: 尹国江; 董宝侠; 党高飞
Original assignee: Jiangquan Semiconductor Ganzhou Co ltd
Current assignee: Jiangquan Semiconductor Ganzhou Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-31
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to the technical field of lead frame processing, in particular to a lead frame feeding mechanism, which comprises an upper conveying belt for lead frame processing feeding and a lower conveying belt for transferring processed lead frames; a workbench is arranged below the upper conveying belt, one side of the workbench is provided with a processing area, the processing area is arranged on one side of the end part of the upper conveying belt, and the other side of the end part of the upper conveying belt is provided with a pushing mechanism; the edge of the processing area is fixedly provided with a baffle, the opening end part of the processing area is connected with a material guide plate, the material guide plate is obliquely arranged, and the bottom of the material guide plate is arranged above the lower conveying belt; the side is provided with the riser on the workstation, the riser is used for processing agency's installation, the extension end of riser sets up directly over the processing district. The utility model has higher efficiency and higher practical value compared with the current conveying and transferring mode by arranging the upper conveying belt and the lower conveying belt for uninterrupted continuous conveying.

Description

Lead frame feeding mechanism

Technical Field

The utility model relates to the technical field of lead frame processing, in particular to a lead frame feeding mechanism.

Background

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

In the existing lead frame processing, single-cycle feeding is often needed to be realized through a complex mechanical arm during feeding and transferring of different process pieces, and although manpower is saved, the feeding efficiency is still to be further improved.

Therefore, the utility model provides a lead frame feeding mechanism to realize improvement of the problems.

Disclosure of utility model

The utility model aims to provide a lead frame feeding mechanism, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lead frame feeding mechanism comprises an upper conveying belt for processing and feeding lead frames and a lower conveying belt for transferring the processed lead frames; a workbench is arranged below the upper conveying belt, one side of the workbench is provided with a processing area, the processing area is arranged on one side of the end part of the upper conveying belt, and the other side of the end part of the upper conveying belt is provided with a pushing mechanism;

The edge of the processing area is fixedly provided with a baffle, the opening end part of the processing area is connected with a material guide plate, the material guide plate is obliquely arranged, and the bottom of the material guide plate is arranged above the lower conveying belt.

Preferably, the bottom of the workbench is fixed with a bottom plate through a connecting piece, and a connecting support leg is fixed at the corner of the lower side of the bottom plate.

Preferably, the upper side surface of the bottom plate is fixed with a case, and a motor for driving the upper conveying belt is arranged in the case.

Preferably, the side portion is fixed with the support on the workstation, the anterior processing district that is of side on the support, the side rear portion is fixed with the mounting panel on the support, the mounting panel upside is fixed with flexible cylinder, the end connection of the piston rod of flexible cylinder has the push pedal, the push pedal sets up in the inner of processing district.

Preferably, a vertical plate is arranged on the upper side surface of the workbench, the vertical plate is used for mounting a processing mechanism, and the extending end of the vertical plate is arranged right above the processing area.

Preferably, a side plate is fixed on one side of the upper part of the material guide plate, the side plate is fixed on the upper side surface of the bottom plate, and the side plate is fixed on one end side surface of the upper conveying belt.

Preferably, the processing area is provided with a lead frame body.

Compared with the prior art, the utility model has the beneficial effects that:

Compared with the existing conveying and transferring mode, the continuous conveying mode is higher in efficiency and has higher practical value, and the continuous conveying mode is characterized in that the lead frame body processed from the previous working procedure is conveyed by the upper conveying belt instead of the upper conveying belt, when the lead frame body moves to the end part of the upper conveying belt, the lead frame body is horizontally pushed to a processing area through a pushing mechanism, after further processing operation of the processing mechanism arranged above the processing area, a push plate is driven by a piston rod of a telescopic cylinder to push the lead frame body to a guide plate, and the lead frame body slides to the lower conveying belt arranged below along the guide plate under the action of self gravity and is continuously conveyed to the lower processing technology, so that continuous conveying of the lead frame body is realized, and transferring efficiency is improved.

Drawings

FIG. 1 is a schematic view of one side of an upper conveyor belt of the present utility model;

FIG. 2 is a schematic front view of the overall structure of the present utility model;

fig. 3 is a schematic view of the other side of the upper conveyor belt of the present utility model.

In the figure: 1. an upper conveyor belt; 2. a lower conveyor belt; 3. a bottom plate; 4. a connecting support leg; 5. a connecting piece; 6. a chassis; 7. a side plate; 8. a material guide plate; 9. a work table; 10. a processing zone; 11. a riser; 12. a lead frame body; 13. a telescopic cylinder; 14. a piston rod; 15. a mounting plate; 16. a baffle; 17. and (3) a bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, there is shown: the embodiment is a preferred implementation manner in the technical scheme, and the lead frame feeding mechanism comprises an upper conveying belt 1 for processing and feeding the lead frames and a lower conveying belt 2 for transferring the processed lead frames; a workbench 9 is arranged below the upper conveyor belt 1, a processing area 10 is arranged on one side of the workbench 9, the processing area 10 is arranged on one side of the end part of the upper conveyor belt 1, and a pushing mechanism is arranged on the other side of the end part of the upper conveyor belt 1;

a baffle 16 is fixed at the edge of the processing area 10, the opening end part of the processing area 10 is connected with a material guide plate 8, the material guide plate 8 is obliquely arranged, and the bottom of the material guide plate 8 is arranged above the lower conveying belt 2;

The lead frame feeding mechanism according to the present application has higher efficiency and higher practical value compared with the existing conveying and transferring mode by providing uninterrupted continuous conveying of the upper conveying belt 1 and the lower conveying belt 2, and is specifically characterized in that the lead frame body 12 processed from the previous process is carried over by the upper conveying belt 1, when the lead frame body 12 moves to the end of the upper conveying belt 1, the lead frame body 12 is horizontally pushed to the processing area 10 by the pushing mechanism, and then after further processing operation of the processing mechanism provided above the processing area 10, the push plate is driven by the piston rod 14 of the telescopic cylinder 13 to push the lead frame body 12 to the guide plate 8, and the lead frame body 12 slides down to the lower conveying belt 2 provided below along the guide plate 8 under the action of its own gravity and continues to be conveyed to the lower processing process, so as to realize continuous conveying of the lead frame body 12 and improve the transferring efficiency.

As shown in fig. 1, a riser 11 is arranged on the upper side surface of the workbench 9, the riser 11 is used for mounting a processing mechanism, and the extending end of the riser 11 is arranged right above the processing area 10;

The riser 11 is used for mounting and positioning a processing mechanism for processing the lead frame body 12 placed on the processing area 10 below the riser 11, and the riser 11 is arranged between the upper conveyor 1 and the telescopic cylinder 13.

As shown in fig. 2, the bottom of the workbench 9 is fixed with a bottom plate 3 through a connecting piece 5, and a connecting support leg 4 is fixed at the corner of the lower side of the bottom plate 3; the upper side surface of the bottom plate 3 is fixed with a case 6, and a motor for driving the upper conveying belt 1 is arranged in the case 6;

The bottom plate 3 is fixed with the outer supporting surface through the connecting support legs 4, the relative positions of the machine case 6 and the bottom plate 3 are fixed, meanwhile, the machine case 6 is used for assisting in fixing the end part of the upper conveying belt 1, and the built-in motor drives the upper conveying belt 1 through a coupler and other structures;

A side plate 7 is fixed on one side of the upper part of the material guide plate 8, the side plate 7 is fixed on the upper side surface of the bottom plate 3, and the side plate 7 is fixed on one end side surface of the upper conveying belt 1;

The side plates 7 serve on the one hand for the position reinforcement of the guide plate 8 and on the other hand for the auxiliary support fastening of the end of the upper conveyor belt 1.

As shown in fig. 3, a support 17 is fixed at the side of the upper side of the workbench 9, the front of the upper side of the support 17 is a processing area 10, a mounting plate 15 is fixed at the rear of the upper side of the support 17, a telescopic cylinder 13 is fixed at the upper side of the mounting plate 15, a push plate is connected to the end of a piston rod 14 of the telescopic cylinder 13, and the push plate is arranged at the inner end of the processing area 10; the processing area 10 is provided with a lead frame body 12;

The support 17 and the workbench 9 are kept fixed in relative positions, the support 17 is used for lifting the processing area 10 to be at the same height as the conveying surface of the upper conveying belt 1, meanwhile, the support 17 is used for fixing the mounting plate 15, the mounting plate 15 is used for fixing the telescopic cylinder 13, when the telescopic cylinder 13 is started, the built-in piston rod 14 of the telescopic cylinder is in reciprocating rectilinear motion, so that a pushing plate fixed at the end part of the telescopic cylinder reciprocates in the same way, and the processed lead frame body 12 placed on the processing area 10 is pushed to the position of the guide plate 8 and is restored to the original position after pushing.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A lead frame feeding mechanism comprises an upper conveying belt (1) for processing and feeding lead frames and a lower conveying belt (2) for transferring the processed lead frames; the method is characterized in that: a workbench (9) is arranged below the upper conveying belt (1), one side of the workbench (9) is provided with a processing area (10), the processing area (10) is arranged on one side of the end part of the upper conveying belt (1), and the other side of the end part of the upper conveying belt (1) is provided with a pushing mechanism;

The edge of the processing area (10) is fixedly provided with a baffle plate (16), the opening end part of the processing area (10) is connected with a material guide plate (8), the material guide plate (8) is obliquely arranged, and the bottom of the material guide plate (8) is arranged above the lower conveying belt (2).

2. A leadframe feeding mechanism according to claim 1, wherein: the bottom of the workbench (9) is fixed with a bottom plate (3) through a connecting piece (5), and a connecting support leg (4) is fixed at the corner of the lower side of the bottom plate (3).

3. A leadframe feeding mechanism according to claim 2, wherein: an organic case (6) is fixed on the upper side surface of the bottom plate (3), and a motor for driving the upper conveying belt (1) is arranged in the case (6).

4. A leadframe feeding mechanism according to claim 2, wherein: the automatic processing device is characterized in that a support (17) is fixed on the side edge of the upper side face of the workbench (9), the front part of the upper side face of the support (17) is a processing area (10), a mounting plate (15) is fixed on the rear part of the upper side face of the support (17), a telescopic cylinder (13) is fixed on the upper side of the mounting plate (15), a push plate is connected with the end part of a piston rod (14) of the telescopic cylinder (13), and the push plate is arranged at the inner end of the processing area (10).

5. A leadframe feeding mechanism according to claim 2, wherein: the upper side of the workbench (9) is provided with a vertical plate (11), the vertical plate (11) is used for installing a processing mechanism, and the extending end of the vertical plate (11) is arranged right above the processing area (10).

6. A leadframe feeding mechanism according to claim 1, wherein: a side plate (7) is fixed on one side of the upper part of the material guide plate (8), the side plate (7) is fixed on the upper side surface of the bottom plate (3), and the side plate (7) is fixed on one end side surface of the upper conveying belt (1).

7. A leadframe feeding mechanism according to claim 1, wherein: the processing area (10) is provided with a lead frame body (12).