Terminal loading device

By introducing a lifting mechanism into the terminal loading device, and using the coordinated movement of the electromagnet and the return spring, the problem of difficulty in grasping the semiconductor chip terminals is solved, and the stable lifting and grasping of the terminals is achieved, which facilitates subsequent processing.

CN223239118UActive Publication Date: 2025-08-19LIANSHUO SEMICON TECH (SUZHOU) CO LTD
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Patent Information

Application Number
CN202422522551.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-18
Publication Date
2025-08-19
Estimated Expiration
2034-10-18

AI Technical Summary

Technical Problem

It is difficult for robots to grasp the semiconductor chip terminals stably because the terminals are small and need to be placed deep into the load disk slot, resulting in inconvenient gripping.

Method used

A terminal loading device is designed, including a loading disc, a servo slide table, a lifting cylinder and a hoisting mechanism. The solenoid and return spring are used to match the top plate and the top block, and the armature block is adsorbed and released by the solenoid, which promotes the top plate and the top block up and down, and lifts the terminal for easy grasping by the robot.

Benefits of technology

It realizes that the robot can grasp the terminals stably and conveniently, improving the efficiency and reliability of subsequent processing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a terminal loading device, which relates to the technical field of workpiece loading and comprises a loading disc, a positioning groove is arranged on the upper surface of the loading disc, a bottom shell is fixedly mounted at the bottom of the loading disc, a servo sliding table is arranged above the loading disc, a sliding table sliding block is arranged on the servo sliding table, and a lifting cylinder is fixedly mounted on the sliding table sliding block. A manipulator is fixedly installed at the output tail end of the lifting air cylinder, a jacking mechanism is arranged in the bottom shell and comprises an electromagnet fixedly installed in the bottom shell and a positioning guide rod movably installed on the bottom shell, the positioning guide rod is sleeved with a reset spring, and a top plate is fixedly installed at the upper end of the positioning guide rod; a top block is fixedly installed on the upper surface of the top plate, an armature block is fixedly installed on the lower surface of the top plate, and a limiting pressing rod is arranged in the positioning groove. According to the terminal loading device, the terminal in the positioning groove can be driven to move upwards through the jacking mechanism, the terminal is jacked up by a certain height, and a mechanical arm can grab the terminal conveniently.
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Description

Technical Field

[0001] The utility model relates to the technical field of workpiece loading, in particular to a terminal loading device. Background Art

[0002] During the semiconductor chip preparation process, for example, after the VCM chip terminals are stamped, they are cut, bent, and loaded into a carrier, and then externally injection-molded to form a chip product. However, after being placed on the carrier, due to the small terminals, a carrier with a certain depth is required for placement. However, when carrying out subsequent grasping, it is not convenient for the robot arm to penetrate deep into the carrier placement slot, and it cannot grasp the terminals well and stably, which is not conducive to subsequent processing. Utility Model Content

[0003] The purpose of the utility model is to provide a terminal loading device to solve the problem in the prior art that a manipulator cannot clamp the terminal well.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a terminal loading device, comprising a loading tray, a positioning groove is provided on the upper surface of the loading tray, a bottom shell is fixedly installed on the bottom of the loading tray, a servo slide is provided above the loading tray, a slide block is provided on the servo slide, a lifting cylinder is fixedly installed on the slide block, a manipulator is fixedly installed on the output end of the lifting cylinder, a lifting mechanism is provided in the bottom shell, and the lifting mechanism includes an electromagnet fixedly installed in the bottom shell and a movable electromagnet mounted on the bottom shell. A positioning guide rod, a reset spring is sleeved on the positioning guide rod, a top plate is fixedly installed on the upper end of the positioning guide rod, a top block is fixedly installed on the upper surface of the top plate, an armature block is fixedly installed on the lower surface of the top plate, a limiting pressure rod is provided in the positioning groove, a spring seat is fixedly installed on the limiting pressure rod, a compression spring is sleeved on the limiting pressure rod, a retreat hole is opened on the limiting pressure rod, an inclined top block is movably installed below the retreat hole, a push rod is fixedly installed on the inclined top block, and the lower end of the push rod is fixed on the top plate, and the top plate can drive the top block to move up and down.

[0005] Preferably, a movable hole is provided on the bottom shell, and the positioning guide rod is movably mounted on the bottom shell through the movable hole, and the positioning guide rod can drive the top block to move up and down.

[0006] Preferably, the positioning groove on the loading tray is aligned with the top block on the top plate in vertical alignment, and the top block can extend into the positioning groove, and the top block can enter the positioning groove.

[0007] Preferably, the top plate is movably installed in the bottom shell through a positioning guide rod, one end of the return spring is connected to the top plate, and the other end of the return spring is connected to the bottom of the bottom shell, the electromagnet is aligned with the armature block at the bottom of the top plate, and the return spring can provide elastic force for the top plate, so that the top plate has a tendency to move upward.

[0008] Preferably, a movable groove is provided on the loading tray, and the limiting pressure rod is movably installed in the loading tray through the movable groove.

[0009] Preferably, a lifting slot is provided on the loading tray, and the ejector rod is movably installed in the loading tray through the lifting slot.

[0010] Preferably, one end of the compression spring is connected to the spring seat, and the other end of the compression spring is connected to the inner wall of the movable groove. The inclined top block is movably installed below the retreat hole through the top rod, and the lifting cylinder is movably installed above the loading plate through the slide block. The compression spring will provide elastic force for the limiting pressure rod, so that the limiting pressure rod has a tendency to move forward.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. In this application, when the electromagnet is started, it will absorb the armature block, so that the top block remains at the bottom of the positioning groove. After the electromagnet is turned off, it will release the armature block. After the armature block on the electromagnet is released, the reset spring will push the top plate to move upward. After the top plate moves upward, it will drive the top block to move upward. After the top block moves upward, it will drive the terminal in the positioning groove to move upward, lifting the terminal to a certain height, making it easier for the robot to grab the terminal.

[0013] 2. In this application, after the spring seat moves forward, it will drive the limiting pressure rod to move forward, thereby pressing the terminal tightly in the positioning groove. After the top rod moves upward, it will drive the inclined top block to move upward. The upward moving inclined top block will enter the retreat hole and push the limiting pressure rod to move backward, so that the limiting pressure rod releases the terminal, making it easier to remove the terminal in the positioning groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the jacking mechanism of the utility model;

[0017] Figure 4 This is an internal view of the positioning groove of the utility model.

[0018] Numbers in the figure: 1. Loading plate; 2. Positioning groove; 3. Bottom shell; 4. Servo slide; 5. Slide block; 6. Lifting cylinder; 7. Manipulator; 8. Lifting mechanism; 801. Top plate; 802. Return spring; 803. Positioning guide rod; 804. Electromagnet; 805. Armature block; 806. Top block; 9. Limiting pressure rod; 901. Spring seat; 902. Compression spring; 903. Retraction hole; 904. Movable slot; 905. Inclined top block; 906. Top rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] like Figure 1 and Figure 2 As shown, the utility model provides a technical solution for a terminal loading device, including a loading tray 1, a positioning groove 2 is provided on the upper surface of the loading tray 1, a bottom shell 3 is fixedly installed on the bottom of the loading tray 1, a servo slide 4 is provided above the loading tray 1, a slide block 5 is provided on the servo slide 4, a lifting cylinder 6 is fixedly installed on the slide block 5, a manipulator 7 is fixedly installed on the output end of the lifting cylinder 6, a lifting mechanism 8 is provided in the bottom shell 3, a limiting pressure rod 9 is provided in the positioning groove 2, and the lifting mechanism 8 can drive the terminal in the positioning groove 2 to move upward, and lift the terminal to a certain height to facilitate the manipulator 7 to grab the terminal.

[0021] like Figure 2 and Figure 3 As shown, the lifting mechanism 8 includes an electromagnet 804 fixedly mounted in the bottom shell 3 and a positioning guide rod 803 movably mounted on the bottom shell 3, a return spring 802 is sleeved on the positioning guide rod 803, a top plate 801 is fixedly mounted on the upper end of the positioning guide rod 803, a top block 806 is fixedly mounted on the upper surface of the top plate 801, and an armature block 805 is fixedly mounted on the lower surface of the top plate 801, a movable hole is opened on the bottom shell 3, and the positioning guide rod 803 is movably mounted on the bottom shell 3 through the movable hole, the positioning groove 2 on the loading plate 1 is aligned with the top block 806 on the top plate 801, and the top block 806 can extend into the positioning groove 2.

[0022] Specifically, when the electromagnet 804 is started, it will absorb the armature block 805, so that the top block 806 remains at the bottom of the positioning groove 2. After the electromagnet 804 is turned off, it will release the armature block 805. After the armature block 805 on the electromagnet 804 is released, the reset spring 802 will push the top plate 801 to move upward. After the top plate 801 moves upward, it will drive the top block 806 to move upward. After the top block 806 moves upward, it will drive the terminal in the positioning groove 2 to move upward, and lift the terminal to a certain height, which is convenient for the robot 7 to grab the terminal.

[0023] like Figure 2 and Figure 4 As shown, a limiting pressure rod 9 is provided in the positioning groove 2, a spring seat 901 is fixedly installed on the limiting pressure rod 9, a compression spring 902 is sleeved on the limiting pressure rod 9, a retreat hole 903 is provided on the limiting pressure rod 9, an inclined top block 905 is movably installed below the retreat hole 903, a top rod 906 is fixedly installed on the inclined top block 905, and the lower end of the top rod 906 is fixed on the top plate 801, a movable groove 904 is provided on the loading disc 1, the limiting pressure rod 9 is movably installed in the loading disc 1 through the movable groove 904, the loading disc 1 is provided with a lifting groove, and the top rod 906 is movably installed in the loading disc 1 through the lifting groove.

[0024] Specifically, after the spring seat 901 moves forward, it will drive the limiting pressure rod 9 to move forward, thereby pressing the terminal tightly in the positioning groove 2. After the top rod 906 moves upward, it will drive the inclined top block 905 to move upward. The upward moving inclined top block 905 will enter the retreat hole 903 and push the limiting pressure rod 9 to move backward, so that the limiting pressure rod 9 releases the terminal, making it easier to remove the terminal in the positioning groove 2.

[0025] Working principle: When in use, the terminal can be placed in the positioning groove 2. Since one end of the compression spring 902 is connected to the spring seat 901, and the other end of the compression spring 902 is connected to the inner wall of the movable groove 904, the compression spring 902 can drive the spring seat 901 to move forward after the terminal is placed in the positioning groove 2. After the spring seat 901 moves forward, it will drive the limiting pressure rod 9 to move forward, thereby pressing the terminal in the positioning groove 2, so that the terminal remains stable during processing. After the terminal processing is completed, the electromagnet 804 can be turned off. After turning off the electromagnet 804, it will release the armature block 805. Since one end of the return spring 802 is connected to the top plate 801, and the other end of the return spring 802 is connected to the bottom of the bottom shell 3, After the armature block 805 on the electromagnet 804 is released, the return spring 802 will push the top plate 801 to move upward. After the top plate 801 moves upward, it will drive the top rod 906 and the top block 806 to move upward. After the top rod 906 moves upward, it will drive the inclined top block 905 to move upward. The upward moving inclined top block 905 will enter the retreat hole 903 and push the limiting pressure rod 9 to move backward, so that the limiting pressure rod 9 releases the terminal. After the top block 806 moves upward, it will drive the terminal in the positioning groove 2 to move upward, and lift the terminal to a certain height, which is convenient for the manipulator 7 to grab the terminal. After the manipulator 7 grabs the terminal, it can drive the terminal to move through the lifting cylinder 6 and the servo slide 4, so that the terminal can be grabbed to another place.

[0026] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A terminal loading device, comprising a loading tray (1), wherein a positioning groove (2) is provided on the upper surface of the loading tray (1), a bottom shell (3) is fixedly installed on the bottom of the loading tray (1), a servo slide (4) is provided above the loading tray (1), a slide block (5) is provided on the servo slide (4), a lifting cylinder (6) is fixedly installed on the slide block (5), and a manipulator (7) is fixedly installed at the output end of the lifting cylinder (6), characterized in that: A lifting mechanism (8) is provided in the bottom shell (3), and the lifting mechanism (8) comprises an electromagnet (804) fixedly mounted in the bottom shell (3) and a positioning guide rod (803) movably mounted on the bottom shell (3), a return spring (802) is sleeved on the positioning guide rod (803), a top plate (801) is fixedly mounted on the upper end of the positioning guide rod (803), a top block (806) is fixedly mounted on the upper surface of the top plate (801), and a bottom plate (801) is fixedly mounted on the lower surface of the top plate (801). An armature block (805) is provided in the positioning groove (2), a limiting pressure rod (9) is fixedly installed on the limiting pressure rod (9), a compression spring (902) is sleeved on the limiting pressure rod (9), a retreat hole (903) is opened on the limiting pressure rod (9), an inclined top block (905) is movably installed below the retreat hole (903), a top rod (906) is fixedly installed on the inclined top block (905), and the lower end of the top rod (906) is fixed on the top plate (801).

2. The terminal loading device according to claim 1, wherein: A movable hole is provided on the bottom shell (3), and the positioning guide rod (803) is movably mounted on the bottom shell (3) through the movable hole.

3. The terminal loading device according to claim 2, characterized in that: The positioning groove (2) on the loading tray (1) is aligned with the top block (806) on the top plate (801) in vertical alignment, and the top block (806) can extend into the positioning groove (2).

4. The terminal loading device according to claim 3, characterized in that: The top plate (801) is movably mounted in the bottom housing (3) via a positioning guide rod (803); one end of the return spring (802) is connected to the top plate (801); the other end of the return spring (802) is connected to the bottom of the bottom housing (3); and the electromagnet (804) is aligned vertically with the armature block (805) at the bottom of the top plate (801).

5. The terminal loading device according to claim 4, characterized in that: A movable groove (904) is provided on the loading tray (1), and the limiting pressure rod (9) is movably installed in the loading tray (1) through the movable groove (904).

6. The terminal loading device according to claim 1, wherein: A lifting slot is provided on the loading tray (1), and the push rod (906) is movably installed in the loading tray (1) through the lifting slot.

7. The terminal loading device according to claim 1, wherein: One end of the compression spring (902) is connected to the spring seat (901), and the other end of the compression spring (902) is connected to the inner wall of the movable groove (904). The inclined top block (905) is movably installed below the retreat hole (903) through the top rod (906). The lifting cylinder (6) is movably installed above the loading plate (1) through the slide block (5).