TWI414753B - Loader size inspection fixture - Google Patents

Abstract

The present invention relates to a dimension test jig of a carrier cartridge, which is to concavely dispose two parallel slide rails on a test substrate, and a span test block is formed between the two slide rails; a test door is vertically disposed across the middle section of the two slide rails, and a test seat is set upright at the terminal section of the test substrate. At the upper part, the middle section and the lower part of the test seat, a head slot test piece, a middle slot test piece, and a bottom slot test piece are respectively extended toward the test door. In this way, a carrier cartridge to be tested can be placed on the slide rails and slides through the test door so as to sleeve onto the test seat, thereby rapidly completing the dimension test.

Description

Carrying 匣 size inspection fixture

The invention relates to a fixture, in particular to an inspection fixture capable of quickly detecting the size of a load bearing crucible.

In order to be safely accommodated and efficiently transported, a typical semiconductor product is usually loaded with a plurality of semiconductor products in a carrier. Referring to Figures 7 to 10, the carrier (40) is one or two. a rectangular hollow box body penetrating through the side, and a plurality of corresponding interposing ribs respectively extending on the inner walls of the two sides of the box body to form a plurality of slots arranged in the upper and lower sides and layered in the box body (43) The semiconductor product is inserted into the slot (43) of the carrying raft (40) in a horizontal insertion manner for the purpose of efficiently accommodating and transporting the lead frame in a large amount.

Due to the precision of the manufacturing process of semiconductor products, mechanical automation is often used. Therefore, the size of the load-bearing crucible (40) for loading semiconductor products must be controlled within an appropriate error range. If the size of the load-carrying crucible (40) varies, it is easy to cause the machine. Abnormality of the station, damage to the mechanism or damage to the product, which in turn affects the operation of the overall production line.

In order to avoid abnormal operation of the production machine due to the abnormal size of the load bearing cymbal (40), it is often necessary to measure the outer diameter, height, span, slot inner diameter, etc. of the load bearing cymbal (40). The size (such as A1 to A7 shown in Figure 8) to ensure that the machine can operate normally. However, the current inspection method is to use manual work, measure with appropriate measuring tools, and screen out the bearing of abnormal size.匣 (40), not only the test speed is slow, but the accuracy of manual measurement is also prone to errors.

Since the manual operation is currently used, and the size of the load-bearing crucible is measured by an appropriate measuring tool, not only the operation speed is slow, but also the accuracy is easily errored. Therefore, in order to solve this problem, the inventors provide a rapid detection load. For the purpose of saving the working time and improving the precision of detection, the technical means of the present invention are as follows.

The invention relates to a load-bearing size inspection fixture, which comprises a test substrate, a test door and a test seat, wherein: the inspection substrate is provided with two parallel slide rails, and a span is formed between the two slide rails. The inspection block is inspected by an inverted U-shaped erected on the middle section of the two slide rails, and a class of bumps are respectively formed on the inner corner ends of the top sides; the inspection seat is inverted U-shaped and set up in the inspection. On the end of the substrate, a top groove inspection piece extends from the upper portion toward the inspection door, a middle groove inspection piece extends toward the inspection door in the middle portion, and a bottom groove inspection piece extends from the lower portion toward the inspection door.

According to the structure and technical means of the present invention, the load bearing raft to be inspected can be placed on the sliding rail of the inspection substrate to detect the inner diameter of the foot and the sliding bearing 匣Through the inspection door, the height and outer diameter of the bearing raft are inspected, and then the bearing raft is sleeved on the top groove inspection piece, the middle groove inspection piece and the bottom groove inspection piece of the inspection seat, and the width and height of the slot and the slot spacing are checked. The inspection of the size of the load-bearing crucible can be completed quickly and simply, which not only speeds up the inspection, but also saves the working time and improves the detection accuracy.

The invention relates to a load-carrying size inspection jig, which is used for quickly checking the size of the load-bearing crucible, please refer to the first to third figures, and comprises a test substrate (10), a test door (20) and a a test stand (30), wherein: the test substrate (10) is a long rectangular plate body and includes two slide rails (11) and a span check block (12), wherein the two slide rails (11) are parallel The recessed inspection block (12) is formed between the two sliding rails (11); the inspection gate (20) is inverted U-shaped and erected across the two sliding rails (11). In the middle section, the inner diameter of the inspection door (20) is wider than the outer diameter of the span inspection block (12), and protrudes on the inner corner ends of the top sides to form a class of bumps (21) The inspection seat (30) is an inverted U-shaped erected end of the sliding rail (11) on the inspection substrate (10), and a top groove inspection piece (31) is extended in the direction of the inspection door (20). The middle section extends a middle groove inspection piece (33) toward the inspection door (20), and a bottom groove inspection piece (32) extends in the lower direction toward the inspection door (20); the bearing size inspection tool of the present invention , its various structures Width, height, length, design specifications ... etc., may be adapted to fit the carrier to be detected patterns cassette, programming specifications and dimensions, without being limited to fixed patterns.

For further explanation, please refer to the eighth to tenth drawings, the structure of the bearing raft (40) to be inspected, which extends downwardly on both sides of the bottom to form a foot (41), and a gap is formed between the two feet (41). a lower groove (410) of a class shape, and a load bearing cymbal (40) extends upwardly on both sides of the top to form a top leg (42), and an outer groove is respectively formed on the outer side of the two top legs (42) ( 420), and the carrier (40) is internally formed with a plurality of slots (43) arranged in an up-and-down, layered configuration, and a top plug is formed on an uppermost side and a lowermost side of the plurality of slots (43) The groove (430) and a bottom slot (431); the load-bearing size inspection tool of the present invention, when in use, please refer to the fourth to sixth figures, and place the load bearing on the slide rail of the inspection substrate (10). (11), the first dimension inspection is performed, then the bearing raft (40) is passed through the inspection door (20) for the second dimensional inspection, and finally the bearing raft (40) is sleeved on the inspection seat (30). On the column, the third dimension inspection is carried out. If the bearing raft (40) cannot pass through any of the inspections, it means that the bearing raft (40) has an abnormal size and can be immediately sifted out. Medium: The first dimension inspection: whether the foot (41) of the bearing raft (40) can be smoothly spanned on the two sliding rails (11) of the inspection substrate (10) for confirming the two feet (41) The inner diameter width (A1) must not be smaller than the outer diameter width (B1) of the span check block (12), and the lower groove (410) of the two foot legs (41) respectively correspond to the receiving span check block (12). So that the load raft (40) can smoothly move along the slide rail (11); the second pass size check: check whether the load raft (40) can pass the inspection door (20) smoothly to confirm the load 匣 (40) The outer diameter width (A2) shall not be greater than the inner diameter of the inspection door (20) (B2), the height of the bearing raft (40) (A3) shall not be higher than the inner diameter of the inspection door (20) (B3), and The upper groove (420) carrying the outer side of the top leg (42) of the crucible (40) may correspond to the class bump (21) of the inspection door (20); the third pass size inspection: verifying the top slot of the load bearing crucible (40) (430) whether the bottom slot (431) can be smoothly correspondingly disposed on the top slot inspection piece (31), the middle slot inspection piece (33) and the bottom groove inspection piece (32) of the inspection seat (30), The height (A4, A5) and the inner diameter (A6, A7) of the top slot (430) and the bottom slot (431) are simultaneously checked to correspond to the top slot inspection. The height of the piece (31), the middle groove inspection piece (33) and the bottom groove inspection piece (32) (B4, B5), the outer diameter (B6, B7), and parallel to each other; by the above-mentioned inspection step, the bearing The crucible (40) is placed on the slide rail (11) of the inspection substrate (10), and after sliding through the inspection door (20), it is sleeved on the top groove inspection piece (31) and the middle slot of the inspection seat (30). The inspection piece (33) and the bottom groove inspection piece (32) can quickly and easily verify the size of the bearing raft (40), which not only speeds up the inspection speed, but also saves working time and improves the detection accuracy.

(10). . . Inspection substrate

(11). . . Slide rail

(12). . . Span check block

(20). . . Inspection gate

(twenty one). . . Class bump

(30). . . Test seat

(31). . . Top slot inspection film

(32). . . Bottom slot test piece

(33). . . Slot test piece

(40). . . Carrying

(41). . . Foot

(410). . . Lower groove

(42). . . Top foot

(420). . . Upper groove

(43). . . Slot

(430). . . Top slot

(431). . . Bottom slot

The first figure is a perspective view of the appearance of the present invention.

The second drawing is a cross-sectional view of the inspection door of the present invention.

The third figure is a cross-sectional view of the test stand of the present invention.

The fourth figure is a schematic diagram of the action of the present invention when performing inspection.

The fifth figure is a cross-sectional view of the present invention passing through the inspection door.

Figure 6 is a cross-sectional view of the present invention in which the carrier is placed over the test seat.

The seventh figure is a perspective view of the appearance of the existing carrier.

The eighth figure is a side view of the existing load bearing raft.

The ninth figure is a side view of the upper part of the existing load weir.

The tenth figure is a side view of the existing carrier rafter.

(10). . . Inspection substrate

(11). . . Slide rail

(12). . . Span check block

(20). . . Inspection gate

(twenty one). . . Class bump

(30). . . Test seat

(31). . . Top slot inspection film

(32). . . Bottom slot test piece

(33). . . Slot test piece

Claims (1)

The utility model relates to a bearing size inspection test fixture, which comprises a test substrate, a test door and a test seat, wherein: two parallel slide rails are arranged on the inspection substrate to verify that the two bottom legs of the load bearing jaw can be spanned On the two slide rails, a span check block is formed between the two slide rails to verify that the inner diameter between the two legs of the load bearing jaw is not less than the outer diameter of the span check block; the inspection door system is inverted U The type is erected on the middle section of the two slide rails, and a class of bumps are respectively formed on the inner corner ends of the top sides to verify that the outer diameter of the load-carrying ridge is not wider than the inner diameter of the inspection gate, and the load-bearing 匣The height of the inspection door shall not be higher than the inner diameter of the inspection door, and the upper groove carrying the outer side of the dome may correspond to the class bump of the inspection door; the inspection seat is inverted U-shaped and disposed on the end of the inspection substrate, and A top slot inspection piece extends from the upper portion toward the inspection door, a middle slot inspection piece is extended toward the inspection door in the middle portion, and a bottom slot inspection piece is extended toward the inspection door at the lower portion for verifying the top slot of the carrying raft And the bottom slot can be respectively set on the top of the test seat The test strip and test strip groove bottom.