Pin inner wrapping type automatic rib cutting and conveying device

Abstract

The utility model discloses a pin inner wrapping type automatic rib cutting and conveying device which comprises an equipment mounting rack, a rib cutting device and a conveying assembly are mounted at the upper end of the equipment mounting rack, a packaging frame is conveyed to the rib cutting device through the conveying assembly to be subjected to rib cutting to form single chips, and the single chips are arranged on the equipment mounting rack. The rib cutting device comprises an upper rib cutting platform and a lower rib cutting platform, the upper rib cutting platform and the lower rib cutting platform are close to each other to complete rib cutting of the packaging frame, a limiting conveying channel is further arranged on the outer side of the lower rib cutting platform, a material stirring rod is arranged at the lower end of the limiting conveying channel, and a plurality of material stirring protrusions are arranged at the upper end of the material stirring rod. A conveying chamber is formed between every two adjacent material stirring protrusions to directionally convey the chips. According to the utility model, the scheme of automatic feeding, automatic feeding, automatic cutting and automatic conveying is adopted, so that the chip processing efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chip production, in particular to a pin inner-enclosed automatic rib cutting and conveying device. Background Art

[0002] Pin packaging can effectively reduce the size of the chip after soldering. All pin-in-package chips occupy less space on the substrate than traditional chips, which can effectively reduce the basic size.

[0003] Due to the development of chip technology, a mold that can bend the chip pins inward is needed. A new cutting system needs to be designed to match the mold.

[0004] In traditional cutting systems, chips are collected directly from the bottom and then need to be sorted out and cleaned during the subsequent processing, which affects the efficiency of chip cutting. Utility Model Content

[0005] The purpose of the present invention is to solve the shortcomings of the existing technology, and the proposed pin-in-package automatic rib cutting and conveying device is a new rib cutting equipment, which is mainly used for process products with inward folding of semiconductor chip pins. It adopts automatic loading, automatic feeding, automatic cutting and automatic conveying solutions, which greatly improves the efficiency of chip processing.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] The pin-included automatic cutting and conveying device includes an equipment mounting frame, a cutting device and a conveying component installed on the upper end of the equipment mounting frame, and the packaging frame is conveyed to the cutting device by the conveying component for cutting to form a single chip. The cutting device includes an upper cutting platform and a lower cutting platform. The upper cutting platform and the lower cutting platform are close to each other to complete the cutting of the packaging frame. A limited conveying channel is also provided on the outer side of the lower cutting platform, and a material removing rod is provided at the lower end of the limited conveying channel. A plurality of material removing protrusions are provided at the upper end of the material removing rod, and a conveying chamber is formed between two adjacent material removing protrusions to carry out direction conveying of the chip; a driving device is also installed on the upper end of the equipment mounting frame, and the driving device includes a horizontal component for controlling the horizontal movement of the material removing rod and a lifting component for controlling the lifting movement of the material removing rod. The lifting component and the horizontal component perform cyclical actions to complete the continuous conveying of multiple chips.

[0008] Preferably, the position-limiting conveying channel is a groove-shaped structure with an inwardly concave upper end, and a strip-shaped notch is provided at the bottom of the position-limiting conveying channel for the material-selecting protrusion to pass through.

[0009] Preferably, an accommodating groove is provided between the upper rib cutting platform and the lower rib cutting platform, and the position-limiting conveying channel is horizontally arranged in the accommodating groove.

[0010] Preferably, a guiding processing device is mounted outside the limiting conveying channel, and the guiding processing device is used for conveying the plurality of chips to the outside for centralized collection.

[0011] Preferably, the guiding processing device comprises a blanking guide cylinder and a collecting box, and the directionally moving chips drop into the collecting box through the blanking guide cylinder for centralized collection.

[0012] Preferably, a cutting device is further arranged on the moving path of the conveying assembly, and the cutting device is used for cutting the injection molding structure of the packaging frame.

[0013] Preferably, a push rod is further arranged on the side of the limiting conveying channel away from the material pushing rod, and the push rod is used for conveying the chips on the surface of the limiting conveying channel to the side of the material pushing rod.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] Through the cooperation of the limiting conveying channel and the material pushing rod, the chips formed after cutting the ribs can be horizontally conveyed to the outside, directional collection is realized, the rapid separation of the chips and the waste is realized, the efficiency of the rib cutting process is improved, and the needs of the pin inner package type chip processing are met. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a first side three-dimensional structure schematic view of the utility model.

[0017] Figure 2 It is a second side three-dimensional structure schematic view of the utility model.

[0018] Figure 3 It is a structure limiting conveying channel, material pushing rod and push rod structure schematic view of the utility model.

[0019] In the drawing: 100, equipment mounting frame;110, conveying assembly;200, cutting device;300, rib cutting device;310, upper rib cutting platform;320, lower rib cutting platform;400, guiding processing device;410, blanking guide cylinder;420, collecting box;500, push rod;600, limiting conveying channel;700, material pushing rod;710, material pushing convex;800, driving device;810, lifting assembly;820, horizontal assembly. DETAILED DESCRIPTION

[0020] For the above purposes, features and advantages of the present application to be more apparent and understandable, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, a number of specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of different manners other than those described herein, and it is understood that similar modifications of this application can be effected without departing from the spirit and scope of the application. Therefore, the present application is not intended to be limited to the following implementation.

[0021] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions as used herein are for illustrative purposes only and are not intended to be limiting.

[0022] Referring to the drawings Figure 1 -Referring to the drawings Figure 3 The pin inner package type automatic cutting rib conveying device comprises a device mounting frame 100, a cutting device 200, a cutting rib device 300, a guide processing device 400 and the like structures, the upper end of the device mounting frame 100 is provided with a conveying assembly 110, the conveying assembly 110 can convey the packaging frame containing the chip to one side of the cutting device 200 to perform primary cutting processing, the cutting device 200 can cut and remove the residual part of the injection structure in the packaging frame, and the packaging frame processed by the cutting device 200 is conveyed to one side of the cutting rib device 300 to perform cutting rib processing.

[0023] The cutting rib device 300 herein comprises an upper cutting rib platform 310 and a lower cutting rib platform 320, the packaging frame can be conveyed to the upper cutting rib platform 310 and the lower cutting rib platform 320 to perform continuous cutting rib operation, in the process of cutting rib, the upper cutting rib platform 310 moves towards the lower cutting rib platform 320, can cut and remove the connecting rib between the chip and the packaging frame, and realizes the separation of the chip and the packaging frame.

[0024] A containing groove is arranged between the upper cutting rib platform 310 and the lower cutting rib platform 320, a horizontal arranged limiting conveying channel 600 is arranged in the containing groove, and the chip after cutting rib falls to the surface of the limiting conveying channel 600 to be collected.

[0025] The limiting conveying channel 600 is a groove structure with a concave upper end, a strip-shaped gap is formed at the bottom of the limiting conveying channel 600, a push rod 500 is installed at the first side of the limiting conveying channel 600, and a material pushing rod 700 is arranged below the second side, the push rod 500 can push the chips with cut ribs in a direction to push the chips to the side of the material pushing rod 700, and the material pushing rod 700 can convey multiple chips in a direction.

[0026] The material pushing rod 700 has multiple material pushing protrusions 710 at the upper end, and the distance between two adjacent material pushing protrusions 710 can accommodate multiple chips, and the material pushing rod 700 can move up and down and horizontally reciprocate.

[0027] During the movement of the chips in the limiting conveying channel 600, the material pushing rod 700 is first controlled to move the material pushing protrusions 710 to the rightmost position, then the material pushing rod 700 is controlled to move towards the limiting conveying channel 600, the material pushing protrusions 710 are controlled to pass through the strip-shaped gap at the bottom of the limiting conveying channel 600, and then the material pushing rod 700 and the material pushing protrusions 710 are controlled to move towards the left side, during the movement towards the left side, the material pushing protrusions 710 can push the chips in the limiting conveying channel 600 to move towards the left side.

[0028] After the chips are pushed to the left limit position, the material pushing rod 700 and the material pushing protrusions 710 are controlled to descend and reset to the initial position, and the above-mentioned actions are periodically repeated to realize the intermittent conveying of the chips, and finally the chips are dropped to the predetermined position outside to realize the centralized collection.

[0029] The guiding machining device 400 is installed outside the limiting conveying channel 600 to realize further machining and guiding of the cut chips; meanwhile, the discharging guiding cylinder 410 and the collection box 420 are installed outside the guiding machining device 400, the chips moving in a direction pass through the guiding of the discharging guiding cylinder 410 and drop into the collection box 420 for centralized collection.

[0030] The material pushing rod 700 moves up and down and horizontally reciprocates under the action of the driving device 800, specifically, the driving device 800 includes a lifting assembly 810 for controlling the lifting movement of the material pushing rod 700, and a horizontal assembly 820 for controlling the horizontal reciprocating movement of the lifting assembly 810 and the material pushing rod 700, and under the cooperation of the lifting assembly 810 and the horizontal assembly 820, the material pushing rod 700 moves according to a predetermined trajectory.

[0031] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A pin-in-package automatic rib cutting and conveying device, comprising an equipment mounting frame (100), a rib cutting device (300) and a conveying assembly (110) being mounted on the upper end of the equipment mounting frame (100), wherein the package frame is conveyed to the rib cutting device (300) by the conveying assembly (110) for rib cutting to form individual chips, characterized in that: The rib cutting device (300) includes an upper rib cutting platform (310) and a lower rib cutting platform (320). The upper rib cutting platform (310) and the lower rib cutting platform (320) are close to each other to complete the rib cutting of the packaging frame. A limited conveying channel (600) is also provided on the outside of the lower rib cutting platform (320). A material shifting rod (700) is provided at the lower end of the limited conveying channel (600). A plurality of material shifting protrusions (710) are provided at the upper end of the material shifting rod (700). A conveying chamber is formed between two adjacent material shifting protrusions (710) to carry out directionally conveying the chip. A driving device (800) is also installed on the upper end of the equipment mounting frame (100). The driving device (800) includes a horizontal component (820) for controlling the horizontal movement of the material-moving rod (700) and a lifting component (810) for controlling the vertical movement of the material-moving rod (700). The lifting component (810) and the horizontal component (820) operate in a cyclic manner to complete the continuous conveyance of multiple chips.

2. The pin-in-package automatic rib cutting and conveying device according to claim 1, characterized in that: The position-limiting conveying channel (600) is a groove-shaped structure with an inwardly concave upper end, and a strip-shaped notch is provided at the bottom of the position-limiting conveying channel (600) for the material-selecting protrusion (710) to pass through.

3. The pin-in-package automatic rib cutting and conveying device according to claim 1, characterized in that: An accommodating groove is provided between the upper rib cutting platform (310) and the lower rib cutting platform (320), and the position-limiting conveying channel (600) is horizontally arranged in the accommodating groove.

4. The pin-in-package automatic rib cutting and conveying device according to claim 1, characterized in that: A guide processing device (400) is installed outside the position-limiting conveying channel (600), and a plurality of chips are conveyed to the outside for centralized collection via the guide processing device (400).

5. The pin-in-package automatic rib cutting and conveying device according to claim 4, characterized in that: The guide processing device (400) comprises a blanking guide cylinder (410) and a collection box (420), and the chips moving in a direction are guided by the blanking guide cylinder (410) and fall into the collection box (420) for centralized collection.

6. The pin-in-package automatic rib cutting and conveying device according to claim 1, characterized in that: A cutting device (200) is also provided on the moving path of the conveying component (110), and the cutting of the injection-molded structure of the packaging frame is completed by the cutting device (200).

7. The pin-in-package automatic rib cutting and conveying device according to claim 1, characterized in that: It also includes a push rod (500), which is located on a side of the position-limiting conveying channel (600) away from the material-moving rod (700), and is used to transport chips on the surface of the position-limiting conveying channel (600) to the side of the material-moving rod (700).

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