CN219065526U

CN219065526U - Detection device

Info

Publication number: CN219065526U
Application number: CN202222876560.6U
Authority: CN
Inventors: 向华; 周造辰
Original assignee: Jiangsu Huaying Lite On Technology Co ltd
Current assignee: Jiangsu Huaying Lite On Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-23
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the field of detection equipment, in particular to a detection device, which comprises a detection device main body, wherein a plurality of supporting mechanisms are arranged on the inner wall of the bottom of the detection device main body, a placement plate is arranged on the supporting mechanisms, a hydraulic cylinder is fixedly arranged on the inner wall of the top of the detection device main body, a detection touch plate main body is arranged on an output shaft of the hydraulic cylinder, the detection touch plate main body is matched with the placement plate, two connecting seats are fixedly arranged on the top of the placement plate, a fixing plate is arranged on one side of each connecting seat, a threaded hole is formed in the connecting seat positioned on the left side, an adjusting screw is arranged in the threaded hole in a threaded manner, and one end of the adjusting screw is rotatably arranged on the fixing plate. The utility model has reasonable design, and can fix the lead frame by arranging the two fixing plates, so that the detection touch plate main body can be accurately contacted with the lead frame, and the error of detection of the lead frame can be reduced.

Description

Detection device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a detection device.

Background

The semiconductor lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electric connection between the lead-out end of the internal circuit of the chip and the outer lead by means of bonding materials and forming an electric loop, and plays a role of a bridge connected with an external lead, and most of semiconductor integrated blocks need to use the lead frame, and the semiconductor lead frame needs to use a detection device before application.

At present, a detection device for a semiconductor lead frame is disclosed in Chinese patent publication No. CN215449326U, and relates to the technical field of semiconductor lead frame detection. The utility model comprises a detection device main body, wherein a plurality of round supporting legs are fixed at the lower end of the detection device main body, a detection buffer mechanism is arranged in the detection device main body, and the detection buffer mechanism is used for protecting a lead frame during detection. According to the utility model, through the structural design of the detection buffer mechanism, the lead frame can be effectively protected during detection, so that the damage of the lead frame is avoided, and the use of the lead frame is ensured; through the mutual cooperation of motor, first sprocket, chain, second sprocket, screw rod and circular traveller, can the effectual adjustment lead frame be placed highly, can adapt to different operating personnel's operation, promoted the efficiency of detection.

In practical use, it has been found that when a semiconductor lead frame is placed on a placement board, the semiconductor lead frame lacks a fixing mechanism, and when a test touch panel body moves downward to be in contact with the semiconductor lead frame, the semiconductor lead frame is easily shifted, thereby increasing the error of the test of the semiconductor lead frame, and therefore we have proposed a test device for solving the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, a semiconductor lead frame is placed on a placing plate, the semiconductor lead frame lacks a fixing mechanism, and when a detection touch plate main body moves downwards to be in contact with the semiconductor lead frame, the semiconductor lead frame is easy to deviate, so that the error of detection of the semiconductor lead frame is increased.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the detection device comprises a detection device main body, wherein a plurality of supporting mechanisms are arranged on the inner wall of the bottom of the detection device main body, a placement plate is arranged on the supporting mechanisms, a hydraulic cylinder is fixedly arranged on the inner wall of the top of the detection device main body, a detection touch plate main body is arranged on an output shaft of the hydraulic cylinder, and the detection touch plate main body is matched with the placement plate;

the top fixed mounting of placing the board has two connecting seats, and one side of connecting seat is equipped with the fixed plate, has seted up the screw hole on the connecting seat that is located the left side, and threaded hole internally screw thread installs adjusting screw, and adjusting screw's one end is rotated and is installed on the fixed plate, and adjusting screw's the other end fixed mounting has the knob.

Preferably, a moving hole is formed in one side of the placement plate, a moving mechanism is arranged in the moving hole, and the moving mechanism is connected with the corresponding fixing plate.

Preferably, the moving mechanism comprises a moving seat, a sliding hole and a sliding seat, wherein the moving seat is arranged in the moving hole in a sliding manner, the sliding hole is formed in the inner wall of the top of the moving hole, the sliding seat is mounted at the top of the moving seat, and the sliding seat is fixedly connected with a fixing plate positioned on the left side.

Preferably, a rack seat is installed on one side of the fixed plate positioned on the right side, and a transmission mechanism is arranged between the movable seat and the rack seat.

Preferably, the transmission mechanism comprises a lower rack, a communication hole, a rotating rod and a rotating gear, wherein the lower rack is fixedly arranged on the top of the movable seat, the communication hole is formed in the inner wall of the top of the movable hole, the rotating rod is rotatably arranged on the inner wall of the communication hole, the rotating gear is fixedly arranged on the rotating rod, and the lower rack and the rack seat are meshed with the rotating gear.

Preferably, the connecting seat is provided with a limiting mechanism, and the limiting mechanism is matched with the corresponding fixing plate.

Preferably, the limiting mechanism comprises a limiting hole and a limiting rod, the limiting hole is formed in the connecting seat, and the limiting rod fixedly connected with the fixing plate is slidably arranged in the limiting hole.

Preferably, the fixed plate is provided with a connecting groove, the inner wall of the connecting groove is provided with a rotating groove, the adjusting screw is fixedly provided with a plurality of rotating rods, and the rotating rods are in sliding connection with the corresponding rotating grooves.

The utility model has the beneficial effects that:

1. when the lead frame is detected, the lead frame is placed on the placing plate, the rotating knob and the adjusting screw are rotated, the adjusting screw can rotate and move under the action of the threaded hole, and the adjusting screw can drive the left fixing plate to move;

2. through left fixed plate, sliding seat, remove the seat, down the rack, rotate under the cooperation of gear and rack seat, the rack seat can drive the fixed plate on right side and remove, and two fixed plates can carry out the centre gripping to lead frame and fix, when the pneumatic cylinder drive detects the touch panel main part and moves down for detect the touch panel main part can with lead frame accurate contact, thereby can reduce the error that lead frame detected.

Drawings

Fig. 1 is a schematic perspective view of a detection device according to the present utility model;

fig. 2 is a schematic diagram of a front view structure of a detection device according to the present utility model;

FIG. 3 is a schematic structural diagram of part A of a detection device according to the present utility model;

fig. 4 is a schematic diagram of a B-part structure of a detection device according to the present utility model.

In the figure: 1. a detection device body; 2. a support mechanism; 3. placing a plate; 4. a hydraulic cylinder; 5. detecting a touch panel main body; 6. a connecting seat; 7. a fixing plate; 8. a threaded hole; 9. adjusting a screw; 10. a knob; 11. a moving hole; 12. a movable seat; 13. a sliding hole; 14. a sliding seat; 15. a lower rack; 16. a rack seat; 17. a communication hole; 18. a rotating lever; 19. rotating the gear; 20. and a limit rod.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments 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 fall within the scope of the utility model.

When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present, the term "disposed" indicating a manner of presence and may be connected, mounted, fixedly connected, operatively connected, or the like. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, a detection device comprises a detection device main body 1, wherein a plurality of supporting mechanisms 2 are installed on the inner wall of the bottom of the detection device main body 1, a placement plate 3 is installed on the plurality of supporting mechanisms 2, a hydraulic cylinder 4 is fixedly installed on the inner wall of the top of the detection device main body 1, a detection touch plate main body 5 is installed on an output shaft of the hydraulic cylinder 4, and the detection touch plate main body 5 is matched with the placement plate 3;

in this embodiment, the top fixed mounting of placing the board 3 has two connecting seats 6, one side of connecting seat 6 is equipped with fixed plate 7, threaded hole 8 has been seted up on the connecting seat 6 that is located the left side, adjusting screw 9 is installed to the screw hole 8 internal thread, the one end rotation of adjusting screw 9 is installed on fixed plate 7, the other end fixed mounting of adjusting screw 9 has knob 10, more specifically, the spread groove has been seted up on the fixed plate 7, the rotation groove has been seted up on the inner wall of spread groove, fixed mounting has a plurality of dwang on the adjusting screw 9, and dwang and corresponding rotation groove sliding connection, through being provided with rotation groove and dwang, make adjusting screw 9 can rotate and install on fixed plate 7, it is to be noted that the protection pad is installed to the one side that two fixed plates 7 are close to each other.

In this embodiment, a moving hole 11 is formed in one side of the placement plate 3, a moving mechanism is disposed in the moving hole 11 and is connected with the corresponding fixing plate 7, more specifically, the moving mechanism comprises a moving seat 12, a sliding hole 13 and a sliding seat 14, the moving seat 12 is slidably disposed in the moving hole 11, the sliding hole 13 is formed in the inner wall of the top of the moving hole 11, the sliding seat 14 is mounted on the top of the moving seat 12, the sliding seat 14 is fixedly connected with the fixing plate 7 located on the left side, and the moving seat 12 can be driven to move when the fixing plate 7 on the left side is provided with the moving mechanism.

Referring to fig. 4, a rack seat 16 is installed at one side of the fixed plate 7 located at the right side, a transmission mechanism is provided between the movable seat 12 and the rack seat 16, the transmission mechanism includes a lower rack 15, a communication hole 17, a rotation rod 18 and a rotation gear 19, the lower rack 15 is fixedly disposed on the top of the movable seat 12, the communication hole 17 is opened on the top inner wall of the movable hole 11, the rotation rod 18 is rotatably installed on the inner wall of the communication hole 17, the rotation gear 19 is fixedly disposed on the rotation rod 18, and the lower rack 15 and the rack seat 16 are engaged with the rotation gear 19, and when the movable seat 12 moves, the movement of the fixed plate 7 at the right side can be realized through the cooperation of the lower rack 15, the rotation gear 19 and the rack seat 16.

In this embodiment, be equipped with stop gear on the connecting seat 6, and stop gear and the fixed plate 7 looks adaptation that corresponds, more specifically, stop gear includes spacing hole and gag lever post 20, and the spacing hole is seted up on connecting seat 6, and the gag lever post 20 with fixed plate 7 fixed connection is installed in the spacing hole slip, through being provided with spacing hole and gag lever post 20, can lead fixed plate 7 for fixed plate 7 can carry out stable removal in the horizontal direction.

In the utility model, when the lead frame is detected, the lead frame is placed on the placing plate 3, the rotating knob 10 and the adjusting screw 9 are rotated, the adjusting screw 9 can rotate and move simultaneously under the action of the threaded hole 8, the adjusting screw 9 can drive the left fixed plate 7 to move, the left fixed plate 7 can drive the moving seat 12 to move through the sliding seat 14, the moving seat 12 can drive the rotating gear 19 to rotate through the lower rack 15, the rotating gear 19 can drive the rack seat 16 to move, the rack seat 16 can drive the right fixed plate 7 to move, at the moment, the two fixed plates 7 can move towards the direction of approaching each other, the two fixed plates 7 can clamp and fix the lead frame, and when the hydraulic cylinder 4 drives the detecting touch plate main body 5 to move downwards, the detecting touch plate main body 5 can be in accurate contact with the lead frame, so that the error of detecting the lead frame can be reduced.

The above describes in detail a detection device provided by the present utility model. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The detection device is characterized by comprising a detection device main body (1), wherein a plurality of supporting mechanisms (2) are arranged on the inner wall of the bottom of the detection device main body (1), a placement plate (3) is arranged on a plurality of supporting mechanisms (2), a hydraulic cylinder (4) is fixedly arranged on the inner wall of the top of the detection device main body (1), a detection touch plate main body (5) is arranged on an output shaft of the hydraulic cylinder (4), and the detection touch plate main body (5) is matched with the placement plate (3);

the top fixed mounting of placing board (3) has two connecting seat (6), one side of connecting seat (6) is equipped with fixed plate (7), is located the left side offer threaded hole (8) on connecting seat (6), screw hole (8) internal thread is installed adjusting screw (9), the one end rotation of adjusting screw (9) is installed on fixed plate (7), the other end fixed mounting of adjusting screw (9) has knob (10).

2. A detection device according to claim 1, characterized in that a moving hole (11) is provided on one side of the placement plate (3), a moving mechanism is provided in the moving hole (11), and the moving mechanism is connected with the corresponding fixing plate (7).

3. The detection device according to claim 2, wherein the moving mechanism comprises a moving seat (12), a sliding hole (13) and a sliding seat (14), the moving seat (12) is slidably arranged in the moving hole (11), the sliding hole (13) is formed in the top inner wall of the moving hole (11), the sliding seat (14) is mounted at the top of the moving seat (12), and the sliding seat (14) is fixedly connected with the fixing plate (7) located on the left side.

4. A detection device according to claim 1, characterized in that a rack seat (16) is mounted on the side of the fixed plate (7) on the right, and a transmission mechanism is arranged between the movable seat (12) and the rack seat (16).

5. The detection device according to claim 4, wherein the transmission mechanism comprises a lower rack (15), a communication hole (17), a rotating rod (18) and a rotating gear (19), the lower rack (15) is fixedly arranged on the top of the movable seat (12), the communication hole (17) is formed in the inner wall of the top of the movable hole (11), the rotating rod (18) is rotatably mounted on the inner wall of the communication hole (17), the rotating gear (19) is fixedly arranged on the rotating rod (18), and the lower rack (15) and the rack seat (16) are both meshed with the rotating gear (19).

6. A detection device according to claim 1, characterized in that the connection base (6) is provided with a limit mechanism, and the limit mechanism is adapted to the corresponding fixing plate (7).

7. The detection device according to claim 6, wherein the limiting mechanism comprises a limiting hole and a limiting rod (20), the limiting hole is formed in the connecting seat (6), and the limiting rod (20) fixedly connected with the fixing plate (7) is slidably arranged in the limiting hole.

8. The detecting device according to claim 1, wherein the fixing plate (7) is provided with a connecting groove, the inner wall of the connecting groove is provided with a rotating groove, the adjusting screw (9) is fixedly provided with a plurality of rotating rods, and the rotating rods are in sliding connection with the corresponding rotating grooves.