NG sorting equipment

Abstract

The utility model relates to the technical field of semiconductor production equipment, and discloses NG material sorting equipment which comprises a cabinet body, a detection line is arranged in the cabinet body and used for conveying trays, a feeding port and a discharging port are formed in the cabinet body, the two ends of the detection line are located at the feeding port and the discharging port respectively, and the detection line is a belt conveyor. The feeding port and the discharging port are formed in the two opposite side walls of the cabinet body in a staggered mode, the detection line is in an L shape and is sequentially composed of a feeding section, a stacking section and a discharging section, the two ends of the middle section of the discharging section are each provided with a rotary workbench, and the rotary workbenches are used for rotating the front section and the rear section of the discharging section. The material sorting device has the advantages that due to the L-shaped detection line structure and the rotatable design of the front section and the rear section of the discharging section, the upper working procedure and the lower working procedure of the material sorting device can be arranged in a staggered mode in a limited space, and waste of other space of a plant due to the fact that a production line is too long is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor production equipment, in particular to NG sorting equipment. Background Art

[0002] IGBT is a composite fully controlled voltage-driven power semiconductor device composed of BJT (bipolar junction transistor) and MOS (insulated gate field effect transistor). It has the advantages of high input impedance of MOSFET and low on-state voltage drop of GTR. It is used in electronic circuits. When using IGBT, it is usually tested. Therefore, an IGBT test device is particularly needed.

[0003] The Chinese utility model patent (authorization announcement number: CN207030277U name: a PCB board sorting and conveying device) includes a frame, a sorting device, a first conveyor belt, a diverting conveyor belt, a second conveyor belt, a discharging device, a transmission drive device and a recovery device. The sorting device, the first conveyor belt, the diverting conveyor belt, the second conveyor belt and the discharging device are arranged on the frame in sequence. The transmission drive device is arranged on the frame and is located below the diverting conveyor belt. The transmission drive device is respectively connected to the sorting device, the first conveyor belt, the diverting conveyor belt and the second conveyor belt. The recovery device is arranged on the frame and is located below the sorting device. The recovery device corresponds to the sorting device. The PCB board sorting and conveying device of the utility model has a simple structure. The PCB board sorting and conveying device automatically sorts PCB boards, records the number of PCB boards, reduces the number of staff in the enterprise's PCB board production line, and increases the production efficiency of the enterprise. However, the layout of the linear conveying of PCB boards is not reasonable enough, so that the upper and lower processes can only be arranged along the space of the conveying direction, resulting in an excessively long production line and a waste of other space in the factory. Utility Model Content

[0004] The utility model aims to provide an NG sorting device to overcome the shortcomings of the prior art.

[0005] The purpose of the utility model is achieved through the following technical solutions: an NG sorting device, comprising a cabinet, a detection line is arranged in the cabinet, the detection line is used to convey pallets, a feed port and a discharge port are arranged on the cabinet, two ends of the detection line are respectively located at the feed port and the discharge port, the detection line is a belt conveyor, the feed port and the discharge port are staggered and opened on two opposite side walls of the cabinet, the detection line is L-shaped, the detection line is composed of a feed section, a stacking section and a discharge section in sequence, and a rotary workbench is arranged at both ends of the middle section of the discharge section, and the rotary workbench is used to rotate the front section and the rear section of the discharge section.

[0006] Preferably, a defective product sorting line is also provided in the cabinet, and the defective product sorting line is a belt conveyor. The defective product sorting line consists of a material receiving section and a material storage section. The middle part of the material receiving section is located below the feeding section, and the conveying direction of the material receiving section is perpendicular to the conveying direction of the feeding section. The material storage section is multi-layered and distributed along the vertical direction. Both ends of the middle section of the material receiving section are provided with linear slides, and the front section and the rear section of the material receiving section are lifted and lowered by the linear slides.

[0007] Preferably, a blocking cylinder is installed between the stacking section and the discharging section, a stacking frame is fixed on the frame of the stacking section, a slidable A top plate is installed in the stacking frame, the A top plate is used to lift the pallet, an A oil cylinder is fixed on the frame of the stacking section below the stacking frame, the pallet on the A top plate is pushed into the stacking frame by the A oil cylinder, a limiting cylinder is also fixed on the frame of the stacking section, a limiting plate is fixed on the piston rod of the limiting cylinder, and the limiting plate is used to be stuck under the pallet that slides into the stacking frame.

[0008] Preferably, a fan is fixed on the frame of the feeding section, and the fan is located above the belt of the feeding section.

[0009] Preferably, casters and foot cups are provided at the bottom of the cabinet, and the foot cups are in a plurality and arranged around the outer sides of the casters.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The L-shaped detection line structure, coupled with the rotatable design of the front and rear sections of the discharging section, allows the upper and lower processes of the sorting equipment to be staggered within a limited space, thus avoiding waste of other plant space due to an overly long production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0013] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0014] Figure 3 Schematic diagram of the installation structure of the defective product sorting line Figure 1 ;

[0015] Figure 4 Schematic diagram of the installation structure of the defective product sorting line Figure 2 ;

[0016] Figure 5 Schematic diagram of the installation structure of the defective product sorting line Figure 3 ;

[0017] Figure 6 It is a schematic diagram of the installation structure of the stacking frame;

[0018] In the figure, 1-cabinet, 2-tray, 3-feeding section, 4-stacking section, 5-discharging section, 6-receiving section, 7-storage section, 8-linear slide, 9-blocking cylinder, 10-stacking frame, 11-A top plate, 12-limiting cylinder, 13-limiting plate, 14-fan, 15-castor, 16-foot cup. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0021] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0022] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] like Figure 1-5 As shown, an NG sorting equipment includes a cabinet 1, in which a detection line is arranged, the detection line is used to convey a pallet 2, a feed port and a discharge port are arranged on the cabinet 1, two ends of the detection line are respectively located at the feed port and the discharge port, the feed port is connected to the upstream equipment, and the discharge port is connected to the downstream equipment, the detection line is a belt conveyor, the feed port and the discharge port are staggered and opened on two opposite side walls of the cabinet 1, the detection line is L-shaped, and the detection line is composed of a feed section 3, a stacking section 4 and a discharge section 5 in sequence, and a rotary workbench is arranged at both ends of the middle section of the discharge section 5, and the rotary workbench is used to rotate the front section and the rear section of the discharge section 5. The L-shaped detection line structure, plus the rotatable design of the front and rear sections of the discharge section 5, allows the upper and lower processes of the sorting equipment to be staggered in a limited space, thereby avoiding waste of other factory space due to excessive production lines.

[0026] In this embodiment, if Figure 5 As shown, a defective product classification line is also provided in the cabinet 1, and the defective product classification line is a belt conveyor. The defective product classification line consists of a receiving section 6 and a storage section 7. The middle part of the receiving section 6 is located below the feeding section 3, and the conveying direction of the receiving section 6 is perpendicular to the conveying direction of the feeding section 3. The storage section 7 is multi-layered and distributed along the vertical direction. Both ends of the middle section of the receiving section 6 are provided with linear slides 8. The front section and the rear section of the receiving section 6 are raised and lowered by the linear slides 8. After the defective products flow into the receiving section 6, they are placed on the storage sections 7 at different heights according to the specific defective items of the defective products and then sent to the corresponding maintenance station for maintenance, which improves work efficiency and reduces labor costs.

[0027] In this embodiment, if Figure 6As shown, a blocking cylinder 9 is installed between the stacking section 4 and the discharging section 5, a stacking frame 10 is fixed on the frame of the stacking section 4, a slidable A top plate 11 is installed in the stacking frame 10, the A top plate 11 is used to lift the pallet 2, an A oil cylinder is fixed on the frame of the stacking section 4 below the stacking frame 10, the pallet 2 on the A top plate 11 is pushed into the stacking frame 10 by the A oil cylinder, a limiting cylinder 12 is also fixed on the frame of the stacking section 4, a limiting plate 13 is fixed on the piston rod of the limiting cylinder 12, and the limiting plate 13 is used to be stuck under the pallet 2 that slides into the stacking frame 10, When the downstream equipment alarms or stops abnormally, the blocking cylinder 9 is started, and then the pallet 2 is pushed into the stacking frame 10 through the A cylinder. When the empty pallet 2 at the bottom of the stacking frame 10 rises to the set position, the limit cylinder 12 is started to insert and clamp the limit plate 13 at the bottom of the empty pallet 2 at the bottom, so that the pallets 2 are stacked, so that the upstream equipment can also operate normally. When the upstream equipment alarms or stops abnormally, the pallet 2 in the stacking frame 10 is discharged to the detection line, so that the downstream equipment can also operate normally, so that the sorting equipment can work without stopping, thereby improving work efficiency.

[0028] In this embodiment, if Figure 3 and 5 As shown, a fan 14 is fixed on the frame of the feeding section 3. The fan 14 is located above the belt of the feeding section 3 to cool the material in the tray 2 to avoid false alarms in subsequent tests of the material due to high temperature.

[0029] In this embodiment, if Figure 1 and 2 As shown, casters 15 and foot cups 16 are provided at the bottom of the cabinet 1. There are a plurality of foot cups 16 arranged around the outside of the casters 15. The structure is simple and easy to move. After reaching the designated position, the foot cups 16 can be fixed by screwing them.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An NG sorting device, comprising a cabinet (1), wherein a detection line is arranged in the cabinet (1), wherein the detection line is used to convey a tray (2), wherein a feed port and a discharge port are arranged on the cabinet (1), wherein two ends of the detection line are respectively located at the feed port and the discharge port, and wherein: The detection line is a belt conveyor, the feed port and the discharge port are staggered and opened on two opposite side walls of the cabinet (1), the detection line is L-shaped, and the detection line is composed of a feed section (3), a stacking section (4) and a discharge section (5) in sequence, and a rotary table is provided at both ends of the middle section of the discharge section (5), and the rotary table is used to rotate the front section and the rear section of the discharge section (5).

2. The NG sorting equipment according to claim 1, characterized in that: A defective product classification line is also provided in the cabinet (1), and the defective product classification line is a belt conveyor. The defective product classification line consists of a material receiving section (6) and a material storage section (7). The middle part of the material receiving section (6) is located below the material feeding section (3). The conveying direction of the material receiving section (6) is perpendicular to the conveying direction of the material feeding section (3). The material storage section (7) is multi-layered and distributed in the vertical direction. Both ends of the middle section of the material receiving section (6) are provided with linear slides (8), and the front section and the rear section of the material receiving section (6) are raised and lowered by the linear slides (8).

3. The NG sorting equipment according to claim 1, characterized in that: A blocking cylinder (9) is installed between the stacking section (4) and the discharging section (5); a stacking frame (10) is fixed on the frame of the stacking section (4); a slidable A top plate (11) is installed in the stacking frame (10); the A top plate (11) is used to lift the pallet (2); an A oil cylinder is fixed on the frame of the stacking section (4) below the stacking frame (10); the pallet (2) on the A top plate (11) is pushed into the stacking frame (10) by the A oil cylinder; a limiting cylinder (12) is also fixed on the frame of the stacking section (4); a limiting plate (13) is fixed on the piston rod of the limiting cylinder (12); the limiting plate (13) is used to be clamped under the pallet (2) that slides into the stacking frame (10).

4. The NG sorting equipment according to claim 1, characterized in that: A fan (14) is fixed on the frame of the feeding section (3), and the fan (14) is located above the belt of the feeding section (3).

5. The NG sorting equipment according to claim 1, characterized in that: The bottom of the cabinet (1) is provided with casters (15) and foot cups (16), and the foot cups (16) are in plurality and arranged around the outside of the casters (15).

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