CN219475774U

CN219475774U - Multistation chip test fixture

Info

Publication number: CN219475774U
Application number: CN202320228118.4U
Authority: CN
Inventors: 荣国青; 韦玮; 欧阳�
Original assignee: San Gongjing Precision Technology Suzhou Co ltd
Current assignee: San Gongjing Precision Technology Suzhou Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-08-04
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a multi-station chip testing jig which comprises a base, wherein vertical plates are fixedly arranged on two sides of the top of the base, a first motor is fixedly arranged on the right side of the vertical plates on the right side, a threaded rod is fixedly arranged at the output end of the first motor, a threaded block is connected to the external thread of the threaded rod, an electric telescopic rod is fixedly arranged at the bottom of the threaded block, a detection head is arranged at the bottom end of the electric telescopic rod, a second motor is fixedly arranged on the inner side of the vertical plates, a gear is fixedly arranged at the output end of the second motor, racks are movably meshed on the inner side of the gears, a placement seat is fixedly arranged on the inner side of the racks, and a plurality of placement grooves are formed in the top of the placement seat. The utility model realizes the position adjustment of the detection head and the chip to be detected through the cooperation of the structures, thereby being capable of accurately testing the chips on different stations and further improving the accuracy of the test.

Description

Multistation chip test fixture

Technical Field

The utility model relates to the technical field of chip testing equipment, in particular to a multi-station chip testing jig.

Background

A chip is an integrated circuit that is made up of a large number of transistors. Different chips have different integration scales, up to hundreds of millions; as small as tens, hundreds of transistors. The transistor has two states, on and off, denoted by 1, 0. A plurality of 1 and 0 signals generated by a plurality of transistors are set to specific functions (i.e., instructions and data) to represent or process letters, numbers, colors, graphics, etc. After the chip is powered on, a starting instruction is firstly generated to start the chip, new instructions and data are continuously accepted to complete the function, after the chip is processed, the chip is required to be subjected to on-off test by using a test jig, but when the on-off test is carried out, the positions of a detection head and the chip to be detected are relatively fixed, so that the chips at different stations are difficult to accurately test, the accuracy of the chip test is greatly reduced, and the chips are required to be placed in a placing groove for detection, so that workers are difficult to take out the detected chips, the efficiency of the chip test is reduced, and certain adverse effects are brought to practical use, so that improvement is required.

Disclosure of Invention

The utility model aims to provide a multi-station chip testing jig, which is provided with an adjusting device for adjusting the positions of a detection head and chips to be detected, so that the chips on different stations can be accurately tested, the accuracy of the test is further improved, and the detected chips can be ejected out of the inside of a placing groove by a groove removing device, so that a worker can conveniently take out the detected chips, the efficiency of the chip test is further greatly improved, a certain beneficial effect is brought to actual use, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multistation chip test fixture, includes the base, the front side fixed mounting of base has the controller, the top of base just is close to its both sides fixed mounting and has the riser, the right side fixed mounting of riser has first motor, the output fixed mounting of first motor has the threaded rod, the other end of threaded rod passes through the bearing with the inboard of riser and rotates to be connected, the outside threaded connection of threaded rod has the screw thread piece, the bottom fixed mounting of screw thread piece has electric telescopic handle, the bottom fixed mounting of electric telescopic handle has the installation piece, the below of installation piece is equipped with the detection head, the inboard of riser just is close to its bottom fixed mounting and has the second motor, the output fixed mounting of second motor has the pivot, the top fixed mounting of pivot has the gear, the inboard swing joint of gear has the rack, the inboard fixed mounting of rack has the mount pad, a plurality of standing groove has been seted up at the top of mount pad, the inside of standing groove is equipped with the hollow place board, through hose connection between the hollow place board, the bottom fixed mounting has the electric telescopic handle, the bottom of air inlet tube has the bottom of air inlet tube fixed mounting, the air pump has the bottom of air inlet tube fixed mounting and the air pump, the inside of ejector pin fixed mounting has the hose, the bottom of air pump fixed mounting has the air pump, the inside of the air pump has the hose fixed mounting.

Preferably, a sliding rod is fixedly arranged on the inner side of the vertical plate and close to the top of the vertical plate, a sliding sleeve is connected to the outer portion of the sliding rod in a sliding mode, and the bottom of the sliding sleeve is fixedly connected with the top of the threaded block.

Preferably, the clamping groove is formed in the bottom of the mounting block, the clamping block is fixedly mounted at the top of the detection head, and the clamping block is mutually clamped and matched with the clamping groove.

Preferably, the top of the hollow placing plate is connected with a plurality of suction heads in a penetrating way, and the suction heads are distributed in a rectangular array on the top of the hollow placing plate.

Preferably, the top of connecting rod just is close to its both ends fixed mounting and has damping shock attenuation pole, damping shock attenuation pole's top and the bottom fixed connection who places the seat.

Preferably, the two sides of the placing seat are fixedly provided with sliding blocks, the inner sides of the vertical plates are fixedly provided with sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves and are matched with the sliding grooves.

Preferably, the top of placing the seat and be located the both sides fixed mounting of standing groove have the pilot lamp, detect head and controller electric connection, controller and pilot lamp electric connection.

Compared with the prior art, the utility model has the beneficial effects that: the first motor starts and can drive the threaded rod and rotate, the threaded rod can drive the thread block and remove, the thread block can drive the detection head and control and remove, simultaneously the second motor starts and can drive the gear and rotate, the gear can drive the rack and remove, the rack can drive and place the seat and reciprocate, place the seat and can be big the inside chip of male standing groove and carry out the back-and-forth movement, through the above setting, the position control to detection head and waiting to detect the chip, thereby chip on the different stations that can be accurate is tested, and then further improve the accuracy of test, and the hydraulic stem starts and can drive the connecting rod and go up and down, the connecting rod can drive the ejector pin and remove, the ejector pin can drive the cavity and place the board and go up and down, the cavity is placed the board and goes up and down and can be followed the inside ejection of standing groove with the chip after detecting, thereby the staff of being convenient for takes out the chip after detecting, and then improved the efficiency of chip test greatly.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of a hollow place plate of the present utility model;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is an enlarged view of the utility model at B.

In the figure: 1. a base; 2. a controller; 3. a vertical plate; 4. a first motor; 5. a threaded rod; 6. a screw block; 7. an electric telescopic rod; 8. a mounting block; 9. a detection head; 10. a second motor; 11. a gear; 12. a rack; 13. a placement seat; 14. a placement groove; 15. a hollow placement plate; 16. a hydraulic rod; 17. a connecting rod; 18. a push rod; 19. an air pump; 20. a slide bar; 21. a sliding sleeve; 22. a clamping groove; 23. a clamping block; 24. a suction head; 25. damping shock-absorbing rod; 26. a slide block; 27. a chute; 28. an indicator light.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 be within the scope of the utility model.

In embodiment 1, referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a multistation chip test fixture, the on-line screen storage device comprises a base 1, the front side fixed mounting of base 1 has controller 2, the top of base 1 just is close to its both sides fixed mounting and has riser 3, the right side fixed mounting of riser 3 on the right side has first motor 4, the output fixed mounting of first motor 4 has threaded rod 5, the other end of threaded rod 5 passes through the bearing with the inboard of riser 3 and rotates to be connected, the outside threaded connection of threaded rod 5 has screw thread piece 6, the bottom fixed mounting of screw thread piece 6 has electric telescopic handle 7, the bottom fixed mounting of electric telescopic handle 7 has installation piece 8, the below of installation piece 8 is equipped with detection head 9, the inboard of riser 3 just be close to its bottom fixed mounting and have second motor 10, the output fixed mounting of second motor 10 has the pivot, the top fixed mounting of pivot has gear 11, the inboard movable engagement of gear 11 has rack 12, the inboard fixed mounting of rack 12 has stand 13, a plurality of standing groove 14 have at the top of stand 13, the inside of stand 14 is equipped with hollow standing groove 15, be connected through hose connection between the hollow standing plate 15, the bottom fixed mounting 16 of stand 13 has the air pump 16, the inside of air inlet pipe 16 has the inside of stand 13, the inside of stand 19 has the connecting rod of 13, the inside of 13 is connected with the inside of the air pump 19, the inside of stand 19 has the connecting rod is fixed connection 13, the inside of stand 19 has the stand 19, the inside of stand 19 has the inside of stand 19, the inside of stand 19 has the stand 19.

Further, the inner side of the vertical plate 3 is fixedly provided with a sliding rod 20 close to the top of the vertical plate, the outer part of the sliding rod 20 is connected with a sliding sleeve 21 in a sliding manner, the bottom of the sliding sleeve 21 is fixedly connected with the top of the threaded block 6, and the detection head 9 can stably move left and right under the sliding action of the sliding rod 20 and the sliding sleeve 21.

Further, draw-in groove 22 has been seted up to the bottom of installation piece 8, and the top fixed mounting of detecting head 9 has fixture block 23, and fixture block 23 and the mutual joint and the adaptation of draw-in groove 22 have made things convenient for the staff to change detecting head 9 through draw-in groove 22 and 23 joint setting of fixture block.

Further, the top of the hollow placing plate 15 is connected with a plurality of suction heads 24 in a penetrating way, the suction heads 24 are distributed in a rectangular array on the top of the hollow placing plate 15, and the suction heads 24 are arranged to realize the adsorption fixation of chips, so that the chips can be prevented from being damaged during fixation.

Embodiment 2, please refer to fig. 1 to 4, the difference between the present embodiment and embodiment 1 is that: the top of connecting rod 17 and be close to its both ends fixed mounting have damping shock attenuation pole 25, damping shock attenuation pole 25's top and the bottom fixed connection of placing seat 13, damping shock attenuation pole 25 can cushion the vibrations that produce when ejecting the chip, the both sides fixed mounting of placing seat 13 has slider 26, the inboard fixed mounting of riser 3 has spout 27, slider 26 and spout 27 sliding connection and adaptation, under the sliding action of spout 27 and slider 26, the position of waiting to detect the chip can be stable go on fore-and-aft adjustment, the top of placing seat 13 and be located the both sides fixed mounting of standing groove 14 have pilot lamp 28, detect first 9 and controller 2 electric connection, controller 2 and pilot lamp 28 electric connection, when detecting unqualified chip, detect first 9 can start pilot lamp 28 through controller 2, thereby the staff of being convenient for finds unqualified chip fast.

Working principle: when the multi-station chip testing jig is used, a worker can place chips to be tested on the hollow placing plate 15 in the placing groove 14, meanwhile, the worker can start the air pump 19, the air pump 19 can pump out the air in the hollow placing plate 15, so that the suction head 24 can adsorb and fix the chips, after the fixing is finished, the worker can start the electric telescopic rod 7, the electric telescopic rod 7 can drive the detection head 9 to lift and lower, the detection head 9 can test the chips to be detected, when the chips on different stations are required to be tested, the worker can start the first motor 4, the first motor 4 can drive the threaded rod 5 to rotate, the threaded rod 5 can drive the threaded block 6 to move, the threaded block 6 can drive the detection head 9 to move left and right, meanwhile, the worker can start the second motor 10, the second motor 10 can drive the gear 11 to rotate, the gear 11 can drive the rack 12 to move, the rack 12 can drive the placement seat 13 to move back and forth, the placement seat 13 can greatly push the chip inside the placement groove 14 to move back and forth, through the arrangement, the position adjustment of the detection head 9 and the chip to be detected is realized, thereby the chips on different stations can be accurately tested, further the accuracy of the test is improved, when the chip needs to be taken out, the staff can start the hydraulic rod 16, the hydraulic rod 16 can drive the connecting rod 17 to lift, the connecting rod 17 can drive the ejector rod 18 to move, the ejector rod 18 can drive the hollow placement plate 15 to lift, the hollow placement plate 15 can lift the detected chip out of the placement groove 14, thereby the staff can take out the detected chip conveniently, and further greatly improves the efficiency of chip testing.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistation chip test tool, includes base (1), its characterized in that: the utility model discloses a hose placing device, including base (1), motor, mounting head (9), second motor (10), threaded rod (5) are fixed fixedly on the right side of riser (3), threaded rod (5) are fixed fixedly on the output end of first motor (4), the other end of threaded rod (5) is connected through the bearing rotation with the inboard of riser (3), threaded rod (5) external screw thread is connected with screw thread piece (6), screw thread piece (6) bottom fixed mounting has electric telescopic rod (7), electric telescopic rod (7) bottom fixed mounting has installation piece (8), the below of installation piece (8) is equipped with detection head (9), riser (3) inboard and be close to its bottom fixed mounting have second motor (10), the output end fixed mounting of second motor (10) has pivot, the top fixed mounting of pivot has gear (11), the inboard movable engagement of gear (11) has rack (12), rack (13) are equipped with through the hollow place slot (14) between the inside (14) of placing plate (13), the utility model discloses a novel air conditioner is characterized in that a hydraulic rod (16) is fixedly installed in the middle of the bottom of a placing seat (13), a connecting rod (17) is fixedly installed at the bottom end of the hydraulic rod (16), a plurality of ejector rods (18) are fixedly installed at the top of the connecting rod (17), the top ends of the ejector rods (18) penetrate into the inside of a placing groove (14) and are fixedly connected with the bottom of a hollow placing plate (15), an air pump (19) is fixedly installed on two sides of the placing seat (13), an air outlet pipe is fixedly installed on the outer side of the air pump (19), an air inlet pipe is fixedly installed on the inner side of the air pump (19), a hose is connected to the other end of the air inlet pipe in a penetrating manner in the inside of the placing groove (14), and the hose is connected to the hollow placing plate (15) in a penetrating manner.

2. The multi-station chip testing jig according to claim 1, wherein: the inner side of the vertical plate (3) is fixedly provided with a sliding rod (20) close to the top of the vertical plate, the outer part of the sliding rod (20) is connected with a sliding sleeve (21) in a sliding manner, and the bottom of the sliding sleeve (21) is fixedly connected with the top of the threaded block (6).

3. The multi-station chip testing jig according to claim 1, wherein: clamping grooves (22) are formed in the bottoms of the mounting blocks (8), clamping blocks (23) are fixedly mounted on the tops of the detection heads (9), and the clamping blocks (23) are mutually clamped with the clamping grooves (22) and are matched with the clamping grooves.

4. The multi-station chip testing jig according to claim 1, wherein: the top of the hollow placing plate (15) is connected with a plurality of suction heads (24) in a penetrating mode, and the suction heads (24) are distributed on the top of the hollow placing plate (15) in a rectangular array mode.

5. The multi-station chip testing jig according to claim 1, wherein: the top of connecting rod (17) just is close to its both ends fixed mounting and has damping shock attenuation pole (25), the top of damping shock attenuation pole (25) is fixed connection with the bottom of placing seat (13).

6. The multi-station chip testing jig according to claim 1, wherein: the two sides of the placement seat (13) are fixedly provided with sliding blocks (26), the inner side of the vertical plate (3) is fixedly provided with sliding grooves (27), and the sliding blocks (26) are in sliding connection with the sliding grooves (27) and are matched with the sliding grooves.

7. The multi-station chip testing jig according to claim 1, wherein: the top of placing seat (13) and be located the both sides fixed mounting of standing groove (14) have pilot lamp (28), detect first (9) and controller (2) electric connection, controller (2) and pilot lamp (28) electric connection.