Clamp for detecting chip of all-in-one machine

Abstract

The utility model discloses a clamp for detecting a chip of an all-in-one machine, which comprises a bottom plate and further comprises a hollow-out type clamping assembly, the hollow-out type clamping assembly comprises a stand column, a suspension is arranged on one side of the stand column, a support is fixed in the middle of the suspension, a screw hole is formed in the middle of the support, a screw rod is installed in the screw hole, a handle is arranged on one side of the screw rod, and the handle is arranged on the other side of the screw rod. A gasket is arranged at the other end of the screw rod. According to the utility model, through the arrangement of the hollow-out clamping assembly, a traditional flip-cover and cover-closing type chip clamping structure is modified into a column-screw type hollow-out clamping structure. According to the clamping structure, the screw holes are formed in the surface of the bracket, the base plate is positioned and mounted in a manner of mounting the screw rods through threads, and adjustment of different pre-tightening forces is realized by screwing the height of the base plate on the surface of the chip, so that the clamping degree of the chip is adjustable. In addition, the chip cannot be completely covered after being clamped, the physical state of the chip in the detection process can be observed in real time, and the dual-detection effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chip detection fixture technical field especially relates to a kind of fixture for all-in-one machine chip detection. BACKGROUND

[0002] Chip detection fixture is a special tool for testing and inspecting chips during semiconductor manufacturing process. It ensures that the chip can be accurately and stably positioned and correctly connected with the test equipment for electrical performance testing, function verification and other quality checks.

[0003] A chip detection fixture and a chip detection tool are disclosed in Chinese patent application No. CN215574681U. The patent includes a housing, a first slot, a cover plate, a protrusion on the side of the cover plate near the first slot, and a protrusion on the side of the cover plate near the first slot. The protrusion is used to abut on the chip. When the chip is placed, the cover plate is placed on the first slot to further fix the position of the chip. When the cover plate is placed on the first slot, the protrusion abuts on the chip to complete the fixation of the chip. When the chip is inspected, the chip detection fixture is rotated to realize the flipping of the chip, making the flipping efficiency of the chip higher. The fixture protects the chip from falling during flipping, improving the protection ability of the chip.

[0004] In the prior art, in order to realize the clamping detection of the chip, a clamp is generally used to clamp the chip. However, the chip clamp in the prior art mainly adopts a cover type packaging structure for clamping. This clamping method has the problems of uncontrollable clamping force and inability to observe the physical state of the chip during detection, so it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and proposes a fixture for all-in-one machine chip detection.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] A fixture for all-in-one machine chip detection includes a base plate and the following components:

[0008] The hollow clamping assembly includes a stand, a suspension on one side of the stand, a bracket fixed in the middle of the suspension, a screw hole in the middle of the bracket, a screw rod installed in the screw hole, a handle on one side of the screw rod, and a washer on the other end of the screw rod.

[0009] Further technical solutions, the handle is set to plum blossom, one side of the gasket is fixedly installed with a cotton pad.

[0010] Further technical solutions, the array of columns is arranged at the bottom of the suspension, and the side of the screw hole is provided with a guide pipe which is sleeved on the surface of the screw rod.

[0011] Further technical solutions, further comprising:

[0012] The bottom clamp comprises a clamping seat fixedly installed on one side of the bottom plate, and a chip is positioned and installed in the clamping seat.

[0013] Further technical solutions, further comprising:

[0014] The outer detection assembly comprises a reed abuttedly installed on the inner periphery of the clamping seat, an electrically connected column is installed on one side of the reed, and a copper column is installed on the surface of the electrically connected column.

[0015] Further technical solutions, the surface of the copper column is abuttedly installed with an electric pen, and the electric pen is divided into a cathode and an anode.

[0016] Further technical solutions, the array of columns is arranged at the corner of the periphery of the bottom plate, and the heights of the columns are kept consistent.

[0017] Compared with the prior art, the all-in-one chip detection clamp has the following beneficial effects:

[0018] The hollow clamping assembly is provided, the traditional flip cover type chip clamping structure is modified into a hollow clamping structure with columns and screw rods, screw holes are arranged on the surface of the support, the gasket is positioned and installed by screwing the screw rod, the height of the gasket is adjusted by screwing the gasket on the surface of the chip, the clamping degree of the chip can be adjusted, and the chip is not completely covered after clamping, the physical state of the chip during the detection process can be observed in real time, and the double detection effect is achieved.

[0019] The outer detection assembly is provided, the problem that the pins are damaged due to the abutment of the electric pen or the detection pen of the detection device on the pin part is avoided, the pins are indirectly abutted on the reed in the inner part of the clamp disc, the circuit is led out through the reed and the electrically connected column, and space is provided for detection. DETAILED DESCRIPTION

[0020] Figure 1 The structure diagram of the all-in-one chip detection clamp is shown in the structure diagram of the all-in-one chip detection clamp.

[0021] Figure 2 The structure diagram of the all-in-one chip detection clamp is shown in the structure diagram of the all-in-one chip detection clamp.

[0022] Figure 3 The utility model provides a structure schematic diagram of the plan view of a fixture for chip detection of an all-in-one machine.

[0023] Figure 4 The utility model provides a structure schematic diagram of the longitudinal section of a fixture for chip detection of an all-in-one machine.

[0024] In the figure: 1, bottom plate; 2, hollow clamping assembly; 3, bottom clamp; 4, outer detection assembly; 5, stand; 6, suspension; 7, support; 8, screw hole; 9, conduit; 10, screw rod; 11, handle; 12, gasket; 13, card seat; 14, chip; 15, reed; 16, power column; 17, copper column; 18, cotton pad. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] Embodiment one: refer to Figure 1 - Figure 4 A fixture for chip detection of an all-in-one machine, comprising a bottom plate 1, further comprising:

[0027] The hollow clamping assembly 2 comprises a stand 5, and the stand 5 is used for realizing horizontal positioning of the suspension 6. One side of the stand 5 is provided with the suspension 6, the middle part of the suspension 6 is fixedly provided with the support 7, and the screw hole 8 arranged in the middle part of the support 7 is a transmission positioning part of the screw rod 10. The middle part of the support 7 is provided with the screw hole 8, the screw hole 8 is internally provided with the screw rod 10, one side of the screw rod 10 is provided with the handle 11, and the other end of the screw rod 10 is provided with the gasket 12. The handle 11 is used for controlling the gasket 12 at the end of the screw rod 10 to move up and down, so as to realize the adjustment effect of the pre-tightening force clamping force.

[0028] The handle 11 is arranged in the shape of a plum blossom, and the controllable effect of the handle 11 is improved. One side of the gasket 12 is fixedly provided with the cotton pad 18, and the cotton pad 18 can improve the elasticity of the butt clamping part, so as to avoid rigid clamping and extrusion of the chip 14, and damage to the chip 14.

[0029] The stand 5 is arranged in an array at the bottom of the suspension 6, one side of the screw hole 8 is provided with the conduit 9, and the conduit 9 is a positioning and guiding structure of the screw rod 10. The conduit 9 is sleeved and arranged on the surface of the screw rod 10.

[0030] The fixture for chip detection of an all-in-one machine further comprises:

[0031] The bottom clamp 3 comprises a clamping seat 13 fixedly installed on one side of the bottom plate 1, and the clamping seat 13 is a bottom positioning structure of the chip 14 in the clamp.

[0032] The chip detection clamp also comprises:

[0033] The outer detection assembly 4 comprises a spring piece 15 which is abuttingly installed on the inner periphery of the clamping seat 13, and the spring piece 15 guides the circuit on the chip 14 to the surface of the copper column 17 through the electric contact column 16, so as to facilitate the detection of the detection assembly.

[0034] The copper column 17 is provided with an electric pen which is a conventional detection assembly. The electric pen comprises a cathode and an anode.

[0035] The chip detection clamp also comprises:

[0036] Working principle:

[0037] In the actual design process, in order to avoid the technical problems existing in the prior art: in the prior art, in order to realize the clamping detection of the chip, a clamp is generally needed to clamp the chip. However, the chip clamp in the prior art mainly adopts a flip cover type packaging structure clamping, and this clamping method has the problems of uncontrollable clamping force and inability to observe the physical state of the chip during detection, and therefore needs to be improved.

[0038] The hollow clamping assembly 2 comprises:

[0039] The component improves the traditional flip cover type clamping assembly to a hollow clamping structure, and realizes the positioning of the suspension 6 by fixedly installing the stand column 5 on the periphery of the bottom plate 1. The screw hole 8 arranged in the support 7 in the middle part of the suspension 6 can be screwed into the installation screw rod 10, and the screw rod 10 adjusts the height of the bottom gasket 12 on the surface of the chip 14 by adjusting the height of the handle 11. The pre-tightening force of the clamping of the chip 14 is adjusted by adjusting the height.

[0040] In addition, since the chip 14 is hollowly arranged during clamping, the physical state of the chip 14 can be observed in real time during detection, which is used for detection reference.

[0041] The bottom clamp 4:

[0042] The bottom clamp 4 is the part of the chip 14 simulation positioning, through the card seat 13 to realize the chip 14 in the surface positioning of the bottom plate 1 clamping installation. Avoid the chip 14 in the process of detection arbitrary swing.

[0043] The outer detection assembly 4:

[0044] The main role of the outer detection assembly 4 is to facilitate the detection device to realize the detection of the pin of the chip 14, we set the reed 15 on the inner wall of the card seat 13 for connecting the periphery of the pin, and the circuit is led out to the inside of the copper column 18 through the power column 16, the detection device only needs to borrow in the inside of the copper column 18 to realize the detection.

[0045] It should be noted that in this text, such as the first and second relationship terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "includes" "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent in such process, method, article or equipment. The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art within the technical range disclosed by the present application, according to the technical scheme and the utility model concept of the present application, equivalent replacement or change, should be covered in the protection scope of the present application.

Claims

1. An integrated machine chip detection clamp comprising a base plate (1), characterized in that, Also includes: A hollow clamping assembly (2) includes a column (5), a suspension (6) is provided on one side of the column (5), a bracket (7) is fixed in the middle of the suspension (6), a screw hole (8) is provided in the middle of the bracket (7), a screw rod (10) is installed inside the screw hole (8), a handle (11) is provided on one side of the screw rod (10), and a washer (12) is provided at the other end of the screw rod (10).

2. The one-piece chip detection fixture of claim 1, wherein, The handle (11) is shaped like a plum blossom, and a cotton pad (18) is fixedly installed on one side of the pad (12).

3. The integrated machine chip detection clamp of claim 1, wherein, The column (5) array is set at the bottom of the suspension (6), and a conduit (9) is provided on one side of the screw hole (8). The conduit (9) is sleeved and installed on the surface of the screw (10).

4. The integrated machine chip detection clamp of claim 1, wherein, Also includes: The bottom clamp (3) includes a card holder (13) fixedly installed on one side of the base plate (1), and a chip (14) is positioned and installed inside the card holder (13).

5. The one-piece chip detection fixture of claim 4, wherein, Also includes: The external detection component (4) includes a spring (15) that is installed around the inside of the card holder (13). A power contact post (16) is connected to one side of the spring (15), and a copper post (17) is connected to the surface of the power contact post (16).

6. The one-piece chip detection fixture of claim 5, wherein, An electric pen is mounted on the surface of the copper pillar (17), and the electric pen is divided into a cathode and an anode.

7. The integrated machine chip detection fixture of claim 1, wherein, The column (5) array is arranged at the corners around the base plate (1), and the height of the column (5) remains consistent.

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