CN216870736U

CN216870736U - Chip detection jig for improving detection precision

Info

Publication number: CN216870736U
Application number: CN202123418767.0U
Authority: CN
Inventors: 汪伟
Original assignee: Wuxi Shenshan Machinery Equipment Co ltd
Current assignee: Wuxi Shenshan Machinery Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-01
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a chip detection jig for improving detection precision, which comprises a base, a detection ring, a metal gasket and a detection mechanism, wherein an operation table is fixed at the top of the base, a limiting hole is formed in the end part of a rotating plate, the detection ring is arranged below the limiting hole at the top of the operation table, the metal gasket is arranged at the top of the detection ring, a discharge hole is formed in one side of a fixed rod at the top of the operation table, the chip detection jig for improving the detection precision can enable qualified chips to be collected into a left collection box by rotating a handle anticlockwise, enable unqualified chips to be collected into a right collection box by rotating the handle clockwise, thereby completing the classified collection of qualified and unqualified chips, facilitating the subsequent processes, and simultaneously enabling the chips with the same size to be accurately and quickly limited at the centers of the limiting hole and the detection ring, therefore, the accuracy and the speed of chip detection are improved.

Description

Chip detection jig for improving detection precision

Technical Field

The utility model relates to the technical field of detection jigs, in particular to a chip detection jig for improving detection precision.

Background

A chip is a general name of semiconductor device products, and an electronic circuit is a way of miniaturizing semiconductor devices, passive components, etc., and is often manufactured on a surface of a semiconductor wafer, and an integrated circuit in which a circuit is manufactured on a surface of a semiconductor chip is also called a thin film integrated circuit.

For example, the chip detection jig with the publication number CN209117821U and the bulletin date 20190716 for improving the detection accuracy can collect the detected chips, but cannot classify qualified and unqualified products, which is not favorable for the subsequent processes.

Aiming at the problems, innovative design is urgently needed on the basis of the original chip detection jig.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a chip testing fixture for improving testing accuracy, so as to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a chip detection jig for improving detection precision comprises a base, a detection ring, a metal gasket and a detection mechanism, wherein an operation table is fixed at the top of the base, a fixed rod is installed at the top of the operation table, a vortex spring is fixed on the outer wall of the fixed rod, a rotating plate is fixed on the outer wall of the vortex spring, a limiting hole is formed in the end portion of the rotating plate, the detection ring is arranged below the limiting hole at the top of the operation table, the metal gasket is arranged at the top of the detection ring, a discharge hole is formed in one side, located on the fixed rod, of the top of the operation table, a positioning plate is fixed at the edge of the top of the operation table, a handle is fixed at the top of the rotating plate, the detection mechanism is arranged at the top of the base, a sleeve is fixed on the inner wall of the limiting hole, a scale mark is arranged on the outer side of the sleeve, and a loop bar is installed in the sleeve in a threaded manner, and an indicating rod is fixed on the outer wall of the loop bar.

Preferably, one side of the operating platform is located below the discharge hole and is provided with a containing cavity, the bottom of the containing cavity is fixed with a limiting block, the inside of the containing cavity is provided with a collecting box, the end part of the collecting box is provided with a limiting groove, and the top of the limiting block is located inside the limiting groove.

Preferably, the locating lever has been run through to the inside of commentaries on classics board, the outer wall of locating lever is fixed with the fixed plate, the outer wall nestification of locating lever has reset spring, reset spring's upper end and lower extreme respectively with the bottom of commentaries on classics board and the top fixed connection of fixed plate, the constant head tank has been seted up at the top of operation panel, the lower extreme of locating lever is located the inside of constant head tank.

Preferably, the two discharge holes are symmetrically arranged about the central axis of the fixed rod, the diameter of each discharge hole is the same as that of each limiting hole, and the distance from the center of each limiting hole to the center of the fixed rod is equal to the distance from the center of the fixed rod to the center of the discharge hole.

Preferably, the limiting blocks are of T-shaped structures, the limiting blocks are connected with the limiting grooves in a clamping mode, and the two collecting boxes are symmetrically arranged on the central axis of the fixing rod.

Preferably, the positioning rod and the fixing plate form a soil-shaped structure, and the positioning rod is connected with the positioning groove in a clamping manner.

Compared with the prior art, the utility model has the beneficial effects that: this a chip detection tool for improving detection precision, can make qualified chip collect the inside of left collection box through anticlockwise rotation handle, can make unqualified chip collect the collection box on right side inside through clockwise rotation handle, thereby can accomplish the categorised collection to qualified and unqualified chip, make things convenient for going on of later stage process, can locate the accurate and quick spacing center in spacing hole and test ring with the chip of equidimension simultaneously, thereby the precision and the speed that the chip detected have been promoted.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a front view of the mounting structure of the collecting box of the present invention;

FIG. 3 is a side view of the mounting structure of the rotary plate of the present invention;

FIG. 4 is a schematic view of a top view of the mounting structure of the rotary plate of the present invention;

FIG. 5 is a schematic view of the rotating plate according to the present invention after rotating;

FIG. 6 is a schematic view of the internal structure of the limiting hole according to the present invention.

In the figure: 1. a base; 2. an operation table; 3. fixing the rod; 4. a scroll spring; 5. rotating the plate; 6. a limiting hole; 7. a discharge hole; 8. positioning a plate; 9. a handle; 10. a detection ring; 11. a metal gasket; 12. a placement chamber; 13. a limiting block; 14. a collection box; 15. a limiting groove; 16. positioning a rod; 17. a fixing plate; 18. a return spring; 19. positioning a groove; 20. a detection mechanism; 21. a sleeve; 22. a loop bar; 23. an indicator lever.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a chip detection jig for improving detection precision comprises a base 1, a detection ring 10, a metal gasket 11 and a detection mechanism 20, wherein an operation table 2 is fixed at the top of the base 1, a fixed rod 3 is installed at the top of the operation table 2, a vortex spring 4 is fixed on the outer wall of the fixed rod 3, a rotating plate 5 is fixed on the outer wall of the vortex spring 4, a limiting hole 6 is formed in the end portion of the rotating plate 5, the detection ring 10 is arranged below the limiting hole 6 at the top of the operation table 2, the metal gasket 11 is arranged at the top of the detection ring 10, a discharge hole 7 is formed in one side of the fixed rod 3 at the top of the operation table 2, a positioning plate 8 is fixed at the edge of the top of the operation table 2, a handle 9 is fixed at the top of the rotating plate 5, the detection mechanism 20 is arranged at the top of the base 1, a sleeve 21 is fixed on the inner wall of the limiting hole 6, scale marks are arranged on the outer side of the sleeve 21, a sleeve rod 22 is installed on the inner thread of the sleeve 21, an indication rod 23 is fixed on the outer wall of the loop bar 22.

One side of operation panel 2 is located the below of discharge opening 7 and has been seted up and place chamber 12, the bottom of placing chamber 12 is fixed with stopper 13, the inside of placing chamber 12 is provided with collects box 14, spacing groove 15 has been seted up to the tip of collecting box 14, stopper 13's top is located the inside of spacing groove 15, stopper 13 is "T" type structure, stopper 13 is connected for the block with spacing groove 15, and it is provided with two about the center axis symmetry of dead lever 3 to collect box 14, convenient dismantlement and the installation to collecting box 14, make simultaneously to collect the position that box 14 placed to be located discharge opening 7 all the time under.

The inside of commentaries on classics board 5 runs through there is locating lever 16, the outer wall of locating lever 16 is fixed with fixed plate 17, the outer wall nestification of locating lever 16 has reset spring 18, reset spring 18's upper end and lower extreme respectively with the bottom of commentaries on classics board 5 and fixed plate 17's top fixed connection, constant head tank 19 has been seted up at the top of operation panel 2, the lower extreme of locating lever 16 is located the inside of constant head tank 19, locating lever 16 and fixed plate 17 constitute "soil" type structure, locating lever 16 is connected for the block with constant head tank 19, it is fashionable to have guaranteed that locating lever 16 and constant head tank 19 block, the position of spacing hole 6 can be fixed, thereby make placing in spacing hole 6 that the chip can be stable.

The discharge opening 7 is provided with two about the central axis symmetry of dead lever 3, and the diameter of discharge opening 7 is the same with the diameter of spacing hole 6, and the distance between the center of spacing hole 6 to the center of dead lever 3 equals with the distance between the center of dead lever 3 to the center of discharge opening 7, has guaranteed that spacing hole 6 rotates ninety degrees after, can coincide with discharge opening 7 for the chip of spacing hole 6 inside can shift to qualified or unqualified department. A sleeve 21 is fixed on the inner wall of the limiting hole 6, scale marks are arranged on the outer side of the sleeve 21, a loop bar 22 is installed on the inner thread of the sleeve 21, and an indicating rod 23 is fixed on the outer wall of the loop bar 22

The working principle is as follows: when the chip detection jig for improving the detection precision is used, a chip to be detected is placed in the limiting hole 6, then the loop bar 22 is rotated to enable the end part of the loop bar 22 to be close to the side of the chip, the moving distance of the loop bar 22 is determined according to the indicating rod 23 and the scale marks on the outer side of the sleeve 21 until the chip is fixed at the center of the limiting hole 6, the end part of the loop bar 22 is connected with the chip and is not clamped, the loop bar 22 can be conveniently taken down from the inside of the limiting hole 6, meanwhile, the chip with the same size can be accurately and quickly placed at the center of the limiting hole 6, the detection precision and the speed of the chip are improved, then the chip is detected through the detection mechanism 20, the specific detection process is the same as that of the public number CN209117821U, when the product is qualified after the chip is detected, the positioning rod 16 is pulled upwards to separate from the positioning groove 19, meanwhile, the reset spring 18 is compressed, then the handle 9 is rotated anticlockwise, then the handle 9 drives the rotating plate 5, the limiting hole 6 and the chip in the limiting hole 6 to rotate anticlockwise until one side of the rotating plate 5 is attached to one side of the positioning plate 8, at the moment, the limiting hole 6 just moves right above the discharge hole 7, the vortex spring 4 is tightened, at the moment, the chip in the limiting hole 6 falls into the left collecting box 14 through the discharge hole 7, so that the collection of qualified chips is completed, at the moment, the handle 9 is loosened, the chip is reset under the elastic force of the vortex spring 4, at the same time, under the action of the reset spring 18, the positioning rod 16 is clamped with the positioning groove 19 again, the elastic coefficient of the vortex spring 4 is larger than that of the reset spring 18, the rotating plate 5 can be reset normally, so that the limiting hole 6 is reset, the chip is convenient to be installed next time, when the product is unqualified, pulling the positioning rod 16 upwards, rotating the handle 9 clockwise, and then collecting unqualified products inside the right collecting box 14 according to the above operation steps, thereby completing the classified collection of qualified and unqualified chips.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a chip detection tool for improving detect precision, includes base (1), detects ring (10), metal gasket (11) and detection mechanism (20), its characterized in that: the top of the base (1) is fixed with an operating platform (2), the top of the operating platform (2) is provided with a fixed rod (3), the outer wall of the fixed rod (3) is fixed with a vortex spring (4), the outer wall of the vortex spring (4) is fixed with a rotating plate (5), the end part of the rotating plate (5) is provided with a limit hole (6), the top of the operating platform (2) is positioned below the limit hole (6) and is provided with a detection ring (10), the top of the detection ring (10) is provided with a metal gasket (11), one side of the top of the operating platform (2) positioned at the fixed rod (3) is provided with a discharge hole (7), the edge of the top of the operating platform (2) is fixed with a positioning plate (8), the top of the rotating plate (5) is fixed with a handle (9), the top of the base (1) is provided with a detection mechanism (20), and the inner wall of the limit hole (6) is fixed with a sleeve (21), the outside of sleeve (21) is provided with the scale mark, loop bar (22) are installed to the internal thread of sleeve (21), the outer wall of loop bar (22) is fixed with indicator rod (23).

2. The chip detection tool for improving the detection precision according to claim 1, wherein: one side of operation panel (2) is located the below of discharge opening (7) and has been seted up and place chamber (12), the bottom of placing chamber (12) is fixed with spacing piece (13), the inside of placing chamber (12) is provided with collects box (14), spacing groove (15) have been seted up to the tip of collecting box (14), the top of spacing piece (13) is located the inside of spacing groove (15).

3. The chip detection tool for improving the detection precision according to claim 1, wherein: the inside of commentaries on classics board (5) runs through and has had locating lever (16), the outer wall of locating lever (16) is fixed with fixed plate (17), the outer wall nestification of locating lever (16) has reset spring (18), the upper end and the lower extreme of reset spring (18) respectively with the bottom of commentaries on classics board (5) and the top fixed connection of fixed plate (17), constant head tank (19) have been seted up at the top of operation panel (2), the lower extreme of locating lever (16) is located the inside of constant head tank (19).

4. The chip detection tool for improving the detection precision according to claim 1, wherein: discharge opening (7) are provided with two about the central axis symmetry of dead lever (3), the diameter of discharge opening (7) is the same with the diameter of spacing hole (6), the distance between the center of spacing hole (6) to the center of dead lever (3) equals with the distance between the center of dead lever (3) to the center of discharge opening (7).

5. The chip detection tool for improving the detection precision according to claim 2, wherein: the limiting blocks (13) are of T-shaped structures, the limiting blocks (13) are connected with the limiting grooves (15) in a clamping mode, and the two collecting boxes (14) are symmetrically arranged about the central axis of the fixing rod (3).

6. The chip detection tool for improving the detection precision according to claim 3, wherein: the positioning rod (16) and the fixing plate (17) form a soil-shaped structure, and the positioning rod (16) is connected with the positioning groove (19) in a clamping manner.