Integrated circuit product test fixing device

Abstract

The utility model relates to the technical field of integrated circuit product testing, and discloses an integrated circuit product testing fixing device, which comprises a base, a bottom plate for bearing the weight of the device is arranged at the bottom of the base, a horizontally placed bearing frame is arranged at the top of a sample placing platform, and an adjusting unit comprises the sample placing platform. The sample placing platform is horizontally arranged at the top of the base and can horizontally move at the top of the base, and the platform loosening and tightening knob is installed at the top of the base and used for controlling fixing and loosening of the sample placing platform. According to the utility model, the two groups of independent sample clamps capable of moving in the Y direction and the Z direction and the sample placing platform capable of moving in the X direction are arranged, so that the device can adapt to integrated circuit products with various sizes and shapes, and the defects of low product compatibility and small fixing force of the existing sample fixing jig can be overcome; the functions of the jig are combined together, the number of the jig is reduced, and cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to integrated circuit product test technical field especially relates to a kind of integrated circuit product test fixing device. BACKGROUND

[0002] In the test process of integrated circuit product, product needs to be fixed to ensure the accuracy and stability of test, however, the existing fixing device has many problems.

[0003] The existing extrusion type clamp and down-pressing type clamp have many problems, the extrusion type clamp is not enough big in fixed force;Down-pressing type clamp can only unilateral fixation, sample will unilateral kick up in test process, cannot automatically test;In actual operation, it is usually necessary to manually press in sample edge;This kind of circuit product test fixing device is not accurate enough in test result when using due to manual pressing and other factors, and test operation process is complex, efficiency is lower, for this, a kind of integrated circuit product test fixing device is presented. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art, and provides an integrated circuit product test fixing device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an integrated circuit product test fixing device: including adjusting unit, fixed unit, lifting unit and bearing unit;

[0006] Adjusting unit, it includes:

[0007] Sample placement platform, the sample placement platform is horizontally placed on the top of base and can move horizontally on the top of base;

[0008] Platform tightness knob, the platform tightness knob is installed on the top of base for controlling the fixation and loosening of sample placement platform;

[0009] Bearing unit, it includes:

[0010] Base, the bottom of base is equipped with the bottom plate of bearing device weight, the top of sample placement platform is equipped with horizontally placed bearing frame;

[0011] Fixed unit, it includes:

[0012] Sample clamp, the sample clamp is provided with two groups of independent each other, two groups of sample clamp can move in Y direction and Z direction, the sample clamp is configured as lower surface towards sample placement platform to clamp and fix the workpiece to be detected;

[0013] Lifting unit, it includes:

[0014] A clamp lifting support having two active directions of Y-axis and Z-axis, configured to support and provide movement for a fixing unit;

[0015] A support adjustment knob mounted on the clamp lifting support and configured to connect with the sample clamp;

[0016] A clamp adjustment knob mounted on the sample clamp and configured to connect with the sample clamp, the support adjustment knob and the clamp adjustment knob control the movement of the sample clamp in the Y direction and the Z direction.

[0017] Further description of the above technical solutions:

[0018] A groove is formed on the top surface of the base, and the sample placement platform is arranged in the groove.

[0019] Further description of the above technical solutions:

[0020] The platform tension knob is arranged on both sides of the top of the base, and controls the fixing and loosening state of the sample placement platform.

[0021] Further description of the above technical solutions:

[0022] The base is provided with mounting holes on both sides, and the lifting unit is fixedly installed on the base through the mounting holes, thereby providing stable support for the fixing unit.

[0023] The utility model has the following beneficial effects:

[0024] 1、The device of the utility model can adapt to integrated circuit products of various sizes and shapes, and can effectively fix the sample, greatly improve the compatibility of the device, and can test the solder ball shear force, lead bonding point shear force and lead bonding tensile force of the sample after fixing.

[0025] 2、The device can make up for the shortcomings of the existing sample fixing jig, combine the functions of the jig together, reduce the number of jigs, and save costs.

[0026] 3、The device has simple and easy-to-understand components, and through the adjustment of the sample clamp adjustment knob and the platform tension knob, the placement, fixing and position adjustment of the sample can be easily realized, and the operation process is convenient and efficient. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1A three-dimensional structure schematic diagram of the integrated circuit product test fixing device is provided in the utility model.

[0028] Figure 2 A working state schematic diagram of the integrated circuit product test fixing device is provided in the utility model.

[0029] Figure 3 A jig fixed whole lead frame schematic diagram is provided in the utility model.

[0030] Figure 4 A jig fixed single product schematic diagram is provided in the utility model.

[0031] Figure 5 A jig fixed copper sheet welding sample schematic diagram is provided in the utility model.

[0032] Figure 6 A jig fixed AI line product schematic diagram is provided in the utility model.

[0033] Legend:

[0034] 1, sample placement platform, 2, clamp lifting support, 3, sample clamp, 4, support adjusting knob, 5, clamp adjusting knob, 6, platform tightness knob, 7, base, 8, lead frame, 9, single product, 10, copper sheet welding sample, 11, AI line product. DETAILED DESCRIPTION

[0035] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0036] Referring to Figures 1-2 , the utility model provides an embodiment: a kind of integrated circuit product test fixing device, including adjusting unit, fixed unit, lifting unit and bearing unit;

[0037] Adjusting unit, it includes:

[0038] Sample placement platform 1, sample placement platform 1 is horizontally placed on the top of base 7 and can be horizontally moved on the top of base 7;

[0039] Platform tightness knob 6, platform tightness knob 6 is installed on the top of base 7 for controlling the fixation and loosening of sample placement platform 1;

[0040] Bearing unit, it includes:

[0041] The base 7 is provided with a bottom plate bearing the weight of the device at the bottom of the base 7, and the sample placement platform 1 is provided with a horizontal bearing frame at the top of the platform 1;

[0042] The fixing unit comprises:

[0043] The sample clamps 3 are provided in two groups independently of each other, and both groups of the sample clamps 3 are movable in the Y direction and the Z direction, and the sample clamps 3 are configured to have the lower surface facing the sample placement platform 1 to clamp and fix the workpiece to be detected;

[0044] The lifting unit comprises:

[0045] The clamp lifting bracket 2 has two movable directions of the Y axis and the Z axis, and is configured to support and move the fixing unit;

[0046] The bracket adjusting knob 4 is installed on the clamp lifting bracket 2 and is configured to be connected with the sample clamps 3;

[0047] The clamp adjusting knob 5 is installed on the sample clamps 3 and is configured to be connected with the sample clamps 3, and the bracket adjusting knob 4 and the clamp adjusting knob 5 control the movement of the sample clamps 3 in the Y direction and the Z direction.

[0048] A groove is formed on the top surface of the base 7, the sample placement platform 1 is arranged in the groove, the platform tension knob 6 is arranged on both sides of the top of the base 7, and the fixing and loosening states of the sample placement platform 1 are controlled, the base 7 is provided with mounting holes on both sides, and the lifting unit is fixedly installed on the base 7 through the mounting holes to provide stable support for the fixing unit;

[0049] The connecting line direction of the two groups of sample clamps 3 is the Y direction, the horizontal direction perpendicular to the Y direction is the X direction, and the vertical direction perpendicular to the Y direction is the Z direction;

[0050] The clamp lifting bracket 2 is fixedly installed on the base 7 through the mounting holes on both sides of the base 7, and in the installation process, the position of the clamp lifting bracket 2 is ensured to be accurate, the Y axis and the Z axis of the clamp lifting bracket 2 can be flexibly moved, and the clamp lifting bracket 2 is tightly connected with the base 7 to provide reliable support for the stable movement of the fixing unit.

[0051] The sample clamps 3 are installed on the clamp lifting bracket 2, and the bracket adjusting knob 4 and the clamp adjusting knob 5 are installed at corresponding positions respectively, so that they can effectively control the movement of the sample clamps 3 in the Y direction and the Z direction, and the base 7 is provided with a worm and a gear (not shown) for controlling the adjustment of the sample clamps to ensure accurate control of the sample clamps 3.

[0052] The sample placement platform 1 is placed in the groove on the top of the base 7, so that the sample placement platform 1 can be horizontally moved in the X direction within the range defined by the groove, and the platform tension knob 6 is installed on both sides of the top of the base 7, so that the platform tension knob 6 can stably control the fixing and loosening of the sample placement platform 1;

[0053] When the integrated circuit product needs to be tested, first, the sample clamp adjusting knob 5 is adjusted, so that the sample clamp 3 is completely lifted, and enough space is left for placing the sample.

[0054] Then, the integrated circuit product to be detected is gently placed on the sample placement platform 1, and after the sample is placed, the sample clamp adjusting knob 5 and the support adjusting knob 4 are adjusted, so that the two groups of sample clamps 3 are moved in the Y direction and the Z direction, the sample clamps 3 are moved in the Y direction to match the size of the sample, and the sample clamps 3 are moved in the Z direction to clamp and fix the sample.

[0055] The sample placement platform 1 can be stably horizontally moved in the groove on the top of the base 7, and when the position of the sample needs to be adjusted, the platform tension knob 6 can be loosened for fine adjustment, and after the adjustment is completed, the platform tension knob 6 is tightened again, so that the position accuracy and stability of the sample during the test are ensured.

[0056] Referring to Figure 3 An embodiment provided by the utility model: when detecting the whole leadframe, the leadframe can be placed on the sample placement platform 1 first, and then the position of the sample clamp 3 is adjusted, so that the sample clamp 3 can clamp the leadframe from both sides, the sample clamp 3 can clamp the key parts on both sides of the leadframe, and the internal parts of the leadframe are not damaged;

[0057] Referring to Figure 4 An embodiment provided by the utility model: when detecting a single product, the single product to be detected is placed below a group of sample clamps 3, and the Y direction position of the sample clamp 3 is adjusted, so that only one sample clamp 3 can be used to fix the product to be detected;

[0058] Referring to Figure 5 An embodiment provided by the utility model: when detecting a copper sheet welding sample, the position of the sample clamp 3 in the Y direction and the Z direction is adjusted through the support adjusting knob 4 and the clamp adjusting knob 5, so that the sample clamp 3 can be clamped on the key position of the copper sheet welding sample, and the stable clamping of the sample to be detected is ensured.

[0059] Referring to Figure 6The utility model provides a kind of embodiment provided by the utility model: when fixed AI line product is detected, product can be fixed in the middle of sample clamp 3, so that sample clamp 3 covers the both ends of the sample to be detected, to realize the effective fixation of sample.

[0060] Finally, it should be noted that: the above only for the preferred embodiments of the utility model and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement is carried out to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. An integrated circuit product test fixture, comprising: The adjusting unit, the fixing unit, the lifting unit and the bearing unit are included. The adjusting unit includes: The sample placement platform (1) is horizontally placed on the top of the base (7) and can be horizontally moved on the top of the base (7). The platform tension knob (6) is installed on the top of the base (7) for controlling the fixation and release of the sample placement platform (1). The bearing unit includes: The base (7) is provided with a bottom plate bearing the weight of the bearing device on the bottom thereof, and the top of the sample placement platform (1) is provided with a horizontally placed bearing frame. The fixing unit includes: The sample clamp (3) is provided with two groups of independent sample clamps (3), and the two groups of sample clamps (3) can be moved in the Y direction and the Z direction, and the sample clamps (3) are configured to have the lower surface facing the sample placement platform (1) to clamp and fix the workpiece to be detected. The lifting unit includes: The clamp lifting support (2) contains two movable directions of Y axis and Z axis, and is configured to support and provide movement for the fixing unit. The support adjusting knob (4) is installed on the clamp lifting support (2) and is configured to be connected with the sample clamp (3). The clamp adjusting knob (5) is installed on the sample clamp (3) and is configured to be connected with the sample clamp (3), and the support adjusting knob (4) and the clamp adjusting knob (5) control the movement of the sample clamp (3) in the Y direction and the Z direction.

2. The integrated circuit product test fixture of claim 1, wherein: The top surface of the base (7) is provided with a groove, and the sample placement platform (1) is arranged in the groove.

3. An integrated circuit product testing fixture as claimed in claim 2, characterized in that: The platform tension knob (6) is arranged on both sides of the top of the base (7) to control the fixation and release of the sample placement platform (1).

4. The integrated circuit product test fixture of claim 3, wherein: The base (7) is provided with mounting holes on both sides, and the lifting unit is fixedly installed on the base (7) through the mounting holes to provide stable support for the fixing unit.

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