CN217675477U

CN217675477U - Chip gripping device for automatic storage chip testing

Info

Publication number: CN217675477U
Application number: CN202220619695.1U
Authority: CN
Inventors: 杨密凯
Original assignee: Shenzhen Hongwang Microelectronics Co ltd
Current assignee: Shenzhen Hongwang Microelectronics Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-10-28
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a chip grabbing device for automizing storage chip test contains and snatchs mechanism and portal frame, snatch the mechanism setting and be in the portal frame on and can the portal frame on move, snatch the mechanism and contain the mounting panel, set up a plurality of suction heads of mounting panel lower extreme and set up the slide mechanism of mounting panel upper end, the utility model discloses a realize that the automatic test of the storage chip of scale has established the basis, the utility model discloses contain and snatch mechanism and portal frame, the combination of the two can realize that the automation of storage chip snatchs and removes under the arbitrary coordinate of coverage, the utility model discloses can effectual reduction manpower input, not only improve chip test efficiency and still can practice thrift a large amount of costs for the enterprise.

Description

Chip gripping device for automatic storage chip testing

Technical Field

The utility model relates to a chip testing technology field especially relates to a chip grabbing device for automizing storage chip test.

Background

An IC chip (Integrated Circuit) is a chip formed by integrating a large number of microelectronic devices. The memory chip is an IC chip (such as a memory chip, also called "memory particle") having a memory function, the memory chip is the most core component in the memory device, and the quality of the memory chip can be directly related to the performance of the memory device. Chips have a certain fraction of defects, so that the memory chips need to be strictly tested before application.

In the prior art, tests on memory chips comprise manual tests and automatic tests, the manual tests currently occupy the mainstream of tests, but the manual tests are low in efficiency, a large number of professional testers need to be trained, the consumption of labor cost is high, and the automatic tests on the memory chips are the main direction of future development.

The automatic memory chip grabbing technology is a key technology for realizing the automatic memory chip testing, can effectively reduce the input of manpower, and can realize the efficiency of chip testing and save a large amount of cost for enterprises. The memory chip can be produced in a large scale only by adopting an automatic test, the production cost can be effectively controlled, and the core competitiveness of an enterprise is improved.

SUMMERY OF THE UTILITY MODEL

The not enough of prior art more than, the utility model discloses a chip grabbing device for automizing storage chip test, this technical scheme contains and snatchs mechanism and portal frame, and the two combination can realize that storage chip's automation is snatched and is removed under the arbitrary coordinate of coverage, and this technical scheme specifically as follows:

a chip gripping device for testing an automatic storage chip comprises a gripping mechanism and a portal frame, wherein the gripping mechanism is arranged on the portal frame and can move on the portal frame.

The grabbing mechanism comprises a mounting plate, a plurality of suction heads arranged at the lower end of the mounting plate and a sliding mechanism arranged at the upper end of the mounting plate.

Furthermore, the grabbing mechanism and the plurality of suction heads are also provided with a sliding table capable of adjusting the distance.

Furthermore, the sliding mechanism comprises a first driving motor, a first screw rod slide rail driven by the first driving motor, a sliding part and a sliding seat.

The two sliding parts are vertically arranged on the mounting plate respectively, and the first screw rod sliding rail is vertically arranged in the middle of the sliding parts.

The middle part of the sliding seat is in threaded connection with the screw rod sliding rail, and two ends of the sliding seat are respectively in sliding connection with the two sliding parts.

Furthermore, the grabbing mechanism further comprises a fixing part, the bottom end of the fixing part is fixed on the portal frame, the side face of the fixing part is fixedly provided with the sliding seat, and the top end of the fixing part is fixed with the first driving motor.

Further, the portal frame comprises a second driving motor and a second screw rod slide rail:

the second driving motor comprises an X-axis driving motor and a Y-axis driving motor, and the second lead screw slide rail comprises an X-axis lead screw slide rail and a Y-axis lead screw slide rail.

The X-axis driving motor is arranged at one end of the X-axis lead screw slide rail and drives the X-axis lead screw slide rail to rotate; the Y-axis driving motor is arranged at one end of the Y-axis screw rod slide rail and drives the Y-axis screw rod slide rail to rotate.

Furthermore, the X-axis screw rod slide rail and the Y-axis screw rod slide rail are horizontally arranged.

The X-axis lead screw slide rails are arranged in parallel, the Y-axis lead screw slide rails are arranged on the X-axis lead screw slide rails and reciprocate in the X-axis direction, or the Y-axis lead screw slide rails are arranged in parallel, and the X-axis lead screw slide rails are arranged on the Y-axis lead screw slide rails and reciprocate in the Y-axis direction.

Furthermore, the fixing part comprises a first fixing part and a second fixing part, the second fixing part is arranged on the first fixing part, the first fixing part is fixed on the portal frame, and the second fixing part is used for fixing the first driving motor.

Furthermore, the side surface of the second fixing part is also provided with vacuum meters corresponding to the number of the suckers.

Furthermore, the first fixing part and the second fixing part are hollow boxes.

Furthermore, the lower end of the rear side face of the first fixing part is also provided with a bearing plate for bearing a drag chain of the portal frame.

The utility model relates to a chip grabbing device for automizing storage chip test has established the basis for realizing the automatic test of the storage chip of scale, and this technical scheme contains snatchs mechanism and portal frame, and the two combination can realize storage chip's automation under the arbitrary coordinate in the coverage snatchs and removes, and this technical scheme is effectual has reduced the input of manpower, has not only improved the efficiency of chip test and has still practiced thrift a large amount of costs for the enterprise.

Drawings

Fig. 1 the utility model relates to a chip grabbing device's for automizing storage chip test schematic structure.

Fig. 2 the utility model relates to a chip grabbing device's overall structure schematic diagram for automizing storage chip test.

Fig. 3 is a side view of a grabbing mechanism in a chip grabbing device for testing an automated storage chip.

Fig. 4 is a front view of a grabbing mechanism in a chip grabbing device for testing an automated storage chip.

Fig. 5 is a side view of the chip gripping device for testing an automated memory chip during the operation of the gripping mechanism.

Fig. 6 is an internal schematic view of a chip gripping device for testing an automated memory chip.

Figure 7 the utility model relates to a chip grabbing device for automizing storage chip test in snatch the stereogram of mechanism.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

For the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; certain well-known structures in the drawings and omissions of their description may be apparent to those skilled in the art. The same or similar reference numerals correspond to the same or similar parts.

In the prior art, tests on memory chips (such as memory chips) are mainly manual tests, and no matter which field the tests are performed manually, the tests mean low efficiency and high cost (for example, a large number of professional testers need to be trained, and the test is high in the consumption of labor cost). The above-mentioned problems of manual testing in the field of memory chip testing are particularly acute. Therefore, how to develop an efficient automatic loading and unloading device for memory chips is a problem that the technical personnel in the field pay attention to and need to solve.

The utility model mainly discloses a chip grabbing device for automizing storage chip test, this chip grabbing device is a key mechanism in the automatic test equipment of storage chip, and mainly used is automatic in the test activity loads or uninstalls storage chip, can realize large-scale production and the core competitiveness that improves the enterprise.

The chip grabbing device lays a foundation for large-scale automatic storage chip testing, the technical scheme comprises the grabbing mechanism and the portal frame, the grabbing mechanism and the portal frame are combined to realize automatic grabbing and moving of the storage chip under any coordinate in a coverage range, the labor input is effectively reduced, the chip testing efficiency is improved, a large amount of cost is saved for enterprises, and the purpose of improving the core competitiveness of the enterprises is finally achieved.

The utility model discloses a concrete embodiment as follows:

in this embodiment, as shown in fig. 1 and fig. 2, a chip gripping device 1 for testing an automated memory chip includes a gripping mechanism 10 and a gantry 20, wherein the gripping mechanism 10 is disposed on the gantry 20 and can move on the gantry 20. It should be noted that the gantry 20 can be positioned at any position in the horizontal direction.

In this embodiment, as shown in fig. 3, 4, 5 and 7, the gripping mechanism 10 includes a mounting plate 11, a plurality of suction heads 12 disposed at a lower end of the mounting plate 11, and a sliding mechanism 13 disposed at an upper end of the mounting plate 11. In the best technical solution of this embodiment, the number of the plurality of suction heads 12 is set to 4, and the description of this embodiment is omitted here.

In a more preferred technical solution of this embodiment, the gripping mechanism 10 and the suction heads 12 are further provided with a sliding table capable of adjusting the distance.

In this embodiment, as shown in fig. 6, the sliding mechanism 13 includes a first driving motor 131, a first lead screw slide rail 132 driven by the first driving motor 131, a sliding member 133, and a sliding seat 134. It should be noted that the first driving motor 131 is disposed at the upper end of the first lead screw sliding rail 132 and is connected together by the coupling 24, so that the first driving motor 131 can drive the first lead screw sliding rail 132 to rotate when operating.

In a more preferable technical solution of this embodiment, two sliding members 133 are vertically disposed on the mounting plate 11, respectively, and the first lead screw sliding rail 132 is vertically disposed in the middle of the sliding members 133 (as shown in fig. 6).

In this embodiment, as shown in fig. 6, the middle portion of the sliding seat 134 is connected to the screw rod slide rail 132 in a threaded manner, two ends of the sliding seat 134 are respectively connected to the two sliding members 133 in a sliding manner, and the back surface of the sliding seat 134 is fixed to the fixing portion 14 (as will be mentioned later, as shown in fig. 3 and 5).

In a preferred technical solution of this embodiment, the sliding member is a guide rail or a sliding chute, which is specifically shown in fig. 6.

It should be noted that the slide base 134 is configured to move up and down when the first screw rail 132 rotates, and accordingly, the mounting plate 11 and the suction head 12 disposed on the mounting plate 11 move up and down. The purpose of this design is to achieve movement of the cleaner head 12 in the vertical direction (or in the Z-axis). The gantry 20 can move the suction head 12 mounted thereon in any position in the horizontal direction (or X and Y directions), so that the suction head 12 in this embodiment can move in the XYZ axis directions.

In this embodiment, as shown in fig. 3, 4, 5 and 7, the grabbing mechanism 10 further includes a fixing portion 14, a bottom end of the fixing portion 14 is fixed on the gantry 20, a side surface of the fixing portion 14 is fixedly mounted with the sliding seat 134, and a top end of the fixing portion 14 is fixed with the first driving motor 131. Specifically, the method comprises the following steps:

in this embodiment, as shown in fig. 3, 4, 5 and 7, the fixing portion 14 includes a first fixing portion 141 and a second fixing portion 142, the second fixing portion 142 is disposed on the first fixing portion 141, the first fixing portion 141 is fixed on the gantry 20, and the second fixing portion 142 fixes the first driving motor 131.

In this embodiment, the gantry 20 is further provided with a fixing seat 23 (as shown in fig. 1 and fig. 2), and the second fixing portion 142 in this embodiment is fixed on the fixing seat 23. The fixing base 23 can slide on the portal frame 20.

In this embodiment, as shown in fig. 1 and 4, the second fixing portion 142 is further provided at a side thereof with vacuum gauges 15 corresponding to the number of the tips 12, and the vacuum gauges 15 are used for displaying the vacuum degree of the tips 12, so as to reflect the magnitude of the suction force of the tips 12.

In this embodiment, as shown in fig. 1, 3, 4, 5 and 7, the first fixing portion 141 and the second fixing portion 142 are hollow boxes. The first driving motor 131 is fixed inside the second fixing portion 142, a threading hole 32 is further formed in the side face of the first fixing portion 141, and the threading hole 32 is used for a wire passing through the chip grabbing device.

The first fixing portion 141 and the second fixing portion 142 are hollow, so that another important function of the first fixing portion 141 and the second fixing portion 142 is to accommodate wires, and thus the chip grabbing device has no exposed wires, and is very clean.

In this embodiment, as shown in fig. 1 and fig. 2, the gantry includes a second driving motor and a second lead screw slide rail:

the second driving motor comprises an X-axis driving motor 211 and a Y-axis driving motor 212, and the second lead screw slide rail comprises an X-axis lead screw slide rail 221 and a Y-axis lead screw slide rail 222. Or the second driving motor comprises an X-axis driving motor 212 and a Y-axis driving motor 211, and the second lead screw slide rail comprises an X-axis lead screw slide rail 222 and a Y-axis lead screw slide rail 221.

When the two X-axis lead screw slide rails are arranged in parallel, the X-axis lead screw slide rail is 221, the X-axis driving motor is 211, and the X-axis driving motor 211 is arranged at one end of the X-axis lead screw slide rail 221 and drives the X-axis lead screw slide rail 221 to rotate. The Y-axis screw slide rail 222 is disposed on the X-axis screw slide rail 221 and reciprocates in the X-axis direction.

When the two Y-axis lead screw slide rails are arranged in parallel, the Y-axis lead screw slide rail 221, the Y-axis driving motor 211 and the Y-axis driving motor 211 are arranged at one end of the Y-axis lead screw slide rail 221 and drive the Y-axis lead screw slide rail 221 to rotate. The X-axis screw slide rail 222 is disposed on the Y-axis screw slide rail 221 and reciprocates in the Y-axis direction.

In this embodiment, the X-axis screw slide rail and the Y-axis screw slide rail are horizontally disposed.

In this embodiment, as shown in fig. 1, 3 and 5, a supporting plate 17 is further disposed at a lower end of a rear side of the first fixing portion 141 for supporting the drag chain 24 of the gantry 20.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A chip gripping device for testing an automatic storage chip is characterized by comprising a gripping mechanism and a portal frame, wherein the gripping mechanism is arranged on the portal frame and can move on the portal frame;

2. The apparatus of claim 1, wherein said gripping mechanism and said plurality of tips are further provided with adjustable spacing slides.

3. The apparatus of claim 1, wherein the slide mechanism comprises a first driving motor, a first lead screw slide driven by the first driving motor, a slide member, and a slide base;

the two sliding parts are respectively and vertically arranged on the mounting plate, and the first screw rod sliding rail is vertically arranged in the middle of the sliding parts;

4. The apparatus according to claim 3, wherein the gripping mechanism further comprises a fixing portion, a bottom end of the fixing portion is fixed on the gantry, a side surface of the fixing portion is fixedly provided with the sliding seat, and a top end of the fixing portion is fixed with the first driving motor.

5. The apparatus of claim 1, wherein the gantry comprises a second drive motor and a second lead screw slide:

the second driving motor comprises an X-axis driving motor and a Y-axis driving motor, and the second lead screw slide rail comprises an X-axis lead screw slide rail and a Y-axis lead screw slide rail;

6. The chip gripper assembly according to claim 5, wherein said X-axis lead screw slide and said Y-axis lead screw slide are horizontally disposed;

the X-axis lead screw slide rails are arranged in parallel, and the Y-axis lead screw slide rails are arranged on the X-axis lead screw slide rails and reciprocate in the X-axis direction;

or the two Y-axis lead screw slide rails are arranged in parallel, and the X-axis lead screw slide rails are arranged on the Y-axis lead screw slide rails and reciprocate in the Y-axis direction.

7. The apparatus of claim 4, wherein the fixture comprises a first fixture and a second fixture, the second fixture being disposed above the first fixture, the first fixture being secured to the gantry, the second fixture securing the first drive motor.

8. The apparatus of claim 7, wherein the front side of the second fixing portion is further provided with vacuum gauges corresponding to the number of the suction heads.

9. The apparatus as claimed in claim 7, wherein the first and second fixing portions are hollow.

10. The apparatus as claimed in claim 7, wherein a support plate is further provided at a lower end of the rear side of the first fixing portion for supporting a drag chain of the gantry.