Chip sorting device
The chip sorting device, which combines a lateral transfer module, a lifting assembly, and a pitch-changing assembly, solves the problem of poor adaptability to tray specifications and chip height in existing technologies, and achieves efficient and accurate chip sorting.
Patent Information
- Application Number
- CN202520067239.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-13
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-01-13
AI Technical Summary
Existing chip sorting devices cannot adapt to various tray sizes and chip heights, resulting in low sorting efficiency and poor accuracy.
The chip sorting device, which uses a horizontal transfer module, a lifting component, and a pitch-adjusting component, adjusts the nozzle spacing through the pitch-adjusting component and the height through the lifting component. Combined with a foolproof camera to detect the chip posture, it can achieve precise sorting of multi-specification trays and chips of different heights.
It enables automated sorting that adapts to various tray sizes and chip heights, improving sorting efficiency and accuracy, and avoiding chip loss and stacking.
Smart Images
Figure CN223875566U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to chip detection technical field, concretely relates to a chip sorting device. BACKGROUND
[0002] In the production flow of the semiconductor chip post-packaging process, due to production equipment or environmental factors, the function and appearance of the chip can produce defects. Chip appearance detection is crucial to prevent defective products from continuing to flow into subsequent production processes. Traditional manual detection is time-consuming and labor-intensive, and consistency cannot be guaranteed. Semiconductor chip packaging appearance detection equipment can replace manual labor, improve production efficiency and save labor costs. The classification of defective chips is an important link in semiconductor chip packaging appearance detection, which sorts good products and defective products into different trays.
[0003] There are many types of chips, and the corresponding trays have many specifications. The existing sorting mechanism usually uses a suction nozzle to suck the chip and place it in the designated position of the tray. A fixed stroke is commonly used to achieve variable distance mode, which cannot adapt to variable distance requirements. Moreover, the existing sorting device cannot adjust the sorting height when sorting the chip height, resulting in the need for different machines to complete the sorting of chips with different height standards. UTILITY MODEL CONTENT
[0004] Technical purpose: in view of the deficiency of the chip sorting in the existing chip detection process, the utility model discloses a chip sorting device.
[0005] Technical scheme: in order to realize the above technical purpose, the utility model adopts the following technical scheme:
[0006] A chip sorting device is used for sucking and placing chips in a tray, comprising a horizontal transfer module group arranged above the moving path of the tray, the end of the horizontal transfer module group is supported by a support, a taking and placing module group is arranged at the horizontal transfer end of the horizontal transfer module group, the taking and placing module group is moved by the horizontal transfer module group to take and place the chip in the tray, the taking and placing module group comprises a lifting assembly fixedly connected with the horizontal transfer end of the horizontal transfer module group and a suction assembly arranged at the lifting end of the lifting assembly, the suction assembly has a suction nozzle for sucking the chip, the lifting end of the lifting assembly is connected with the suction assembly through a variable distance assembly, the distance between the suction nozzles is adjusted through the variable distance assembly, so that the distance between the suction nozzles matches the specifications of the tray.
[0007] Preferably, the variable distance assembly of the utility model comprises a mounting plate with a guide rail, a driving motor and a variable distance screw, the variable distance screw is arranged in parallel with the guide rail, the suction assembly is threadedly connected with the variable distance screw and is slidably connected with the mounting plate through the guide rail, the driving end of the driving motor is connected with the variable distance screw, the variable distance screw is driven to rotate by the driving motor, and the suction assembly is driven to slide along the guide rail to adjust the distance between the suction nozzles.
[0008] Preferably, the variable pitch screw of the utility model is symmetrically provided with pitch-changing threads at equal intervals along the axial direction from the middle to the two ends, and the suction assembly is symmetrically arranged on the pitch-changing threads of the variable pitch screw.
[0009] Preferably, the suction assembly of the utility model is provided with a plurality of independently arranged blade air cylinders, and the suction nozzle is fixedly installed on the driving end of the blade air cylinder.
[0010] Preferably, the lifting assembly of the utility model comprises a lifting slide rail, a lifting motor and a screw rod, the pitch-changing assembly is threadedly connected with the screw rod, the screw rod is driven to rotate by the lifting motor, and the pitch-changing assembly and the suction assembly are integrally driven to adjust the height.
[0011] Preferably, the transverse transfer module of the utility model is provided with a foolproof camera for detecting the suction and placement state of the chip.
[0012] Beneficial effects: The chip sorting device has the following beneficial effects:
[0013] 1. The variable pitch assembly is arranged, can automatically change the pitch according to the size requirement of the tray, and is suitable for trays of various sizes.
[0014] 2. The chip on any area of the tray can be sucked and placed by the transverse transfer module and the taking and placing module, and the taking and placing requirements of chips of different heights can be met.
[0015] 3. The foolproof camera is arranged on the transverse transfer module, the posture of the chip can be detected when the chip is sucked and placed, the accuracy of taking and placing the chip is ensured, and the chip is ensured to be not missing, warped or stacked in the tray. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced.
[0017] Fig. 1 It is a whole structure diagram of the sorting device of the utility model;
[0018] Fig. 2 It is a taking and placing module structure diagram of the utility model;
[0019] Fig. 3 It is a variable pitch screw structure diagram of the utility model;
[0020] Wherein, 1-transverse transfer module, 2-bracket, 3-lifting assembly, 4-suction assembly, 5-suction nozzle, 6-variable distance assembly, 7-mounting plate, 8-guide rail, 9-driving motor, 10-variable distance screw, 11-blade cylinder, 12-lifting slide rail, 13-lifting motor, 14-foolproof camera. DETAILED DESCRIPTION
[0021] Reference will now be made in detail to the embodiments of the present disclosure, one or more examples of which are set forth herein below. Each embodiment and example is provided by way of explanation of the present disclosure, not limitation. It will be apparent to those from the art that various modifications and variations can be made in the present disclosure without departing from the scope or spirit of the present disclosure. Thus, it is intended that the present disclosure cover modifications and variations of this disclosure provided they come within the scope of the appended claims and their equivalents.
[0022] As Figs. 1-3 shown, the utility model discloses a chip sorting device for the suction and placement of chip in tray, including the transverse transfer module 1 of setting in tray moving path top, and the end of transverse transfer module 1 is supported through bracket 2, and the pick-and-place module is set to the transverse end of transverse transfer module 1, and the pick-and-place module is moved through the driving of transverse transfer module 1 to carry out the pick-and-place of chip in tray, the pick-and-place module includes the lifting assembly 3 of fixed connection with the transverse end of transverse transfer module and the suction assembly 4 of setting in the lifting end of lifting assembly 3, the suction assembly 4 has the suction nozzle 5 for suction chip, and the lifting end of lifting assembly 3 is connected with suction assembly through variable distance assembly 6, and the pitch of suction nozzle 5 is adjusted through variable distance assembly 6, makes the pitch of suction nozzle 5 and tray specification match, and the foolproof camera 14 for detecting the chip suction and placement state is set on transverse transfer module 1, to detect the attitude of chip in tray after suction and placement, detect whether it is missing, warping, laminated phenomenon.
[0023] The suction assembly 4 of the utility model adopts several independently arranged blade cylinders 11, and the suction nozzle 5 is fixedly installed on the driving end of the blade cylinder 11. By arranging multiple blade cylinders 11, multiple chips can be picked and placed synchronously. Meanwhile, the blade cylinders 11 are independently controlled, so that the sorting requirements for good and bad products during chip detection can also be met. When adjusting the pitch of the suction nozzle, the synchronization of adjustment and the consistency of the pitch of the suction nozzle need to be ensured. Therefore, as shown in Fig. 2 and Fig. 3As shown, the variable-distance assembly 6 comprises a mounting plate 7 with a guide rail 8, a driving motor 9 and a variable-distance screw rod 10, the variable-distance screw rod 10 is arranged in parallel with the guide rail 8, the suction assembly 4 is threadedly connected with the variable-distance screw rod 10 and is slidably connected with the mounting plate 7 through the guide rail 8, the driving end of the driving motor 9 is connected with the variable-distance screw rod 10, the variable-distance screw rod 10 is driven to rotate by the driving motor 10, and the suction assembly 4 is driven to slide along the guide rail 8 to adjust the distance of the suction nozzle 5.
[0024] The variable-distance screw rod 10 of the utility model is symmetrically arranged with equal-distance variable-distance adjusting threads from the middle to both ends along the axial direction, the suction assembly 4 is symmetrically arranged on the adjusting threads of the variable-distance screw rod, when the variable-distance screw rod rotates, the blade cylinder will be driven to translate by the adjusting threads to adjust the distance due to the thread cooperation.
[0025] The lifting assembly 3 comprises a lifting slide rail 12, a lifting motor 13 and a screw rod, the variable-distance assembly 6 is threadedly connected with the screw rod, the screw rod is driven to rotate by the lifting motor 13, the variable-distance assembly 6 and the suction assembly 4 are driven to adjust the height as a whole, the transverse transfer module can be driven to move horizontally by the same driving principle as the lifting assembly, and the skilled person in the art can replace the components with the same function based on the prior art, but it does not deviate from the protection scope of the utility model.
[0026] When the utility model is used to take and place the chips, the transverse transfer module 1 and the lifting assembly 3 are used to adjust the position and height of the suction nozzle to take and place the chips, and the variable-distance assembly 6 is used to adjust the distance of the suction nozzle 5 according to the specifications of the chip tray in advance to adapt to the different distance requirements when taking and placing the chips, the sorting device of the utility model has high applicability, high efficiency and high accuracy in the chip industry sorting field, and can meet the chip sorting requirements of various production lines.
Claims
1. A chip sorting device for picking up and placing chips within a tray, characterized by, The application relates to a horizontal transfer module (1) arranged above a tray moving path, the end of the horizontal transfer module (1) is supported by a support (2), a pick-and-place module is arranged at the horizontal transfer end of the horizontal transfer module (1), the pick-and-place module is driven to move by the horizontal transfer module (1) to pick and place chips in the tray, the pick-and-place module comprises a lifting assembly (3) fixedly connected with the horizontal transfer end of the horizontal transfer module and a suction assembly (4) arranged at the lifting end of the lifting assembly (3), the suction assembly (4) is provided with a suction nozzle (5) for sucking chips, the lifting end of the lifting assembly (3) is connected with the suction assembly through a variable-distance assembly (6), the distance between the suction nozzles (5) is adjusted through the variable-distance assembly (6) so that the distance between the suction nozzles (5) matches the specifications of the tray.
2. A chip sorting device according to claim 1, wherein The variable-distance assembly (6) comprises a mounting plate (7) provided with a guide rail (8), a driving motor (9) and a variable-distance screw rod (10), the variable-distance screw rod (10) is arranged in parallel with the guide rail (8), the suction assembly (4) is threadedly connected with the variable-distance screw rod (10) and is slidably connected with the mounting plate (7) through the guide rail (8), the driving end of the driving motor (9) is connected with the variable-distance screw rod (10), the variable-distance screw rod (10) is driven to rotate by the driving motor (9), and the suction assembly (4) is driven to slide along the guide rail (8) to adjust the distance between the suction nozzles (5).
3. A chip sorting device according to claim 2, wherein The variable-distance screw rod (10) is symmetrically provided with distance-adjusting threads at equal distances from the middle to the two ends along the axial direction, and the suction assembly (4) is symmetrically arranged on the distance-adjusting threads of the variable-distance screw rod.
4. A chip sorting device according to claim 3, wherein The suction assembly (4) is provided with a plurality of independently arranged blade air cylinders (11), and the suction nozzles (5) are fixedly arranged at the driving ends of the blade air cylinders (11).
5. The chip sorting device of claim 1, wherein The lifting assembly (3) comprises lifting sliding rails (12), a lifting motor (13) and a screw rod, the variable-distance assembly (6) is threadedly connected with the screw rod, the screw rod is driven to rotate by the lifting motor (13), and the variable-distance assembly (6) and the suction assembly (4) are driven to adjust the height.
6. A chip sorting device according to claim 1, wherein A foolproof camera (14) for detecting the state of chip suction and placement is arranged on the horizontal transfer module (1).