CN217675333U - A go up unloader for automizing memory chip test - Google Patents

Abstract

The utility model discloses a go up unloader for automizing storage chip test contains elevating system and positioning mechanism, positioning mechanism set up elevating system's upper end for fix a position the target work position and place the chip charging tray, elevating system be used for transporting the chip charging tray, elevating system contain the tray of liftable, the tray be used for the bearing the chip charging tray, the tray on be provided with the locating component who fixes a position the chip charging tray, the utility model discloses a basis has been established for realizing the automatic test of scale storage chip, this technical scheme contains elevating system and positioning mechanism, two mechanism combinations together can transport the target work position to the chip charging tray accurately to realize storage chip's automatic unloading function of going up, the effectual input that reduces the manpower of this technical scheme, not only improved the efficiency of chip test and still practiced thrift a large amount of costs for the enterprise.

Description

A go up unloader for automizing memory chip test

Technical Field

The utility model relates to a memory chip tests technical field, especially relates to an go up unloader for automizing memory 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 as "memory granule") 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. The chips have a certain defect rate, so the memory chips need to be strictly detected before the application of the memory chips.

In the prior art, tests on memory chips comprise manual tests and automatic tests, the manual tests occupy the mainstream of tests at present, 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 storage chip feeding and discharging technology is a key technology for realizing the automatic testing of the storage chips, the automatic storage chip feeding and discharging technology can effectively reduce the input of manpower, and the efficiency of chip testing can be realized, so that a large amount of cost can be saved 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

To above prior art not enough, the utility model discloses a go up unloader for automizing storage chip test, this technical scheme contains elevating system and positioning mechanism, and two mechanism combinations can be accurate transport the target work position to the chip charging tray together to realize storage chip's automatic unloading function of going up, this technical scheme specifically as follows:

a loading and unloading device for testing an automatic storage chip comprises a lifting mechanism and a positioning mechanism, wherein the positioning mechanism is arranged at the upper end of the lifting mechanism and used for positioning a target working position and placing a chip tray, and the lifting mechanism is used for conveying the chip tray.

Furthermore, elevating system contain the tray of liftable, the tray be used for the bearing the chip charging tray, the tray on be provided with the locating component of location chip charging tray.

Furthermore, the lifting mechanism also comprises a supporting plate, a driving motor, a screw rod slide rail and a sliding piece, wherein the supporting plate, the driving motor, the screw rod slide rail and the sliding piece are vertically arranged.

In a more preferable technical scheme, the number of the sliding parts is two, and the two sliding parts are respectively vertically arranged on one surface of the supporting plate close to the two vertical edges; the lead screw slide rail is vertically arranged through a first mounting plate and a second mounting plate and the supporting plate is provided with the middle position of one surface of the sliding part.

The driving motor is arranged on the other surface of the supporting plate. The driving motor is in belt transmission or gear transmission with the screw rod slide rail.

Further, elevating system still contain first bearing and compress tightly the subassembly, first bearing and compress tightly the subassembly and contain first cylinder to and set up first bearing and the piece that compresses tightly on the first cylinder pars contractilis.

Furthermore, first bearing and compress tightly the piece and contain first bearing portion and first portion that compresses tightly, first bearing portion be used for the bearing to reach the chip charging tray of target work position, first portion that compresses tightly be used for compressing tightly the chip charging tray that reaches target work position.

Further, the sliding part is a guide rail or a sliding chute.

Furthermore, the tray comprises a connecting seat and a bearing plate, and one end of the bearing plate is fixed on the connecting seat.

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

The positioning component is respectively arranged on the convex parts at four edges or four corners of the bearing plate, all the convex parts are positioned to form a bearing position, and the bearing position can just position and place the chip tray.

Further, the convex part and the bearing plate are integrally formed or non-integrally formed.

Further, the tray also comprises a ribbed plate, and the ribbed plate is arranged at the lower end of the connecting position of the connecting seat and the bearing plate.

Furthermore, positioning mechanism contain locating plate, reference column and second bearing and compress tightly the subassembly, the locating plate constitute by first locating plate and second locating plate, first locating plate seted up square notch, the second locating plate set up the square notch department of first locating plate.

The quantity of reference column be 4, 2 wherein the upper end setting of reference column is being close to on the first locating plate of first locating plate and second locating plate junction, 2 in addition the upper end setting of reference column is in the square notch inner end of first locating plate, 4 the reference column constitute a location and transport the passageway of chip charging tray.

The second bearing and the pressing component are arranged on the second positioning plate, the second bearing and the pressing component comprise a second cylinder and a second bearing and pressing piece arranged on the second cylinder telescopic part.

In a more preferred technical scheme, the second bearing and the pressing piece are provided with a second bearing part and a second pressing part, the second bearing part is used for bearing the chip tray reaching the target working position, and the second pressing part is used for pressing the chip tray reaching the target working position.

Furthermore, the positioning mechanism further comprises a third cylinder, and the third cylinder is arranged on any one of two sides of the square notch of the first positioning plate and used for pressing the chip tray in the target working position.

The utility model relates to an unloader that goes up 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 elevating system and positioning mechanism, and two mechanisms combination together can be accurate transport the target work position to the chip charging tray to realize storage chip's the automatic unloading function of going up, 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 is a schematic structural view of a lifting mechanism and a positioning mechanism in a loading and unloading device for testing an automatic storage chip.

Fig. 2 is a schematic diagram of the overall structure of the feeding and discharging device for testing the automatic memory chip.

Fig. 3 the utility model relates to a chip charging tray's schematic diagram is packed into to the square bearing position that locating component formed among the last unloader that is arranged in automatic storage chip test.

Fig. 4 is a schematic structural view of an embodiment of a tray in an unloading device for testing an automatic memory chip.

Fig. 5 is a schematic structural view of another embodiment of a tray in an unloading and loading device for testing an automatic memory chip.

Fig. 6 is a schematic diagram of a target working position reached by a chip tray in an unloading device for testing an automatic storage chip.

Fig. 7 is a schematic diagram of a structure of a first bearing and a pressing component in an upper and lower loading and unloading device for testing an automatic storage chip.

Fig. 8 is a schematic structural view of a second bearing and a pressing component in a loading and unloading device for testing an automatic memory chip.

Fig. 9 the utility model relates to a go up unloader for automatic storage chip tests in first bearing and compress tightly subassembly and second bearing and compress tightly the schematic diagram that the subassembly bearing compressed tightly the chip charging tray.

Fig. 10 the utility model relates to a go up unloader for automizing storage chip test in first bearing with compress tightly subassembly and second bearing and compress tightly the left view that the subassembly bearing compressed tightly the chip charging tray.

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 technicians in the field pay attention to and need to solve.

The utility model mainly discloses an automatic unloader that goes up for realizing the automatic test of memory chip, this automatic unloader that goes up is a key mechanism in the automatic test equipment of memory chip, and mainly used is automatic in the test activity loads or uninstalls memory chip to the core competitiveness that can realize large-scale production and improvement enterprise in the unloading replacement personnel that goes up of automation.

This automatic unloader that goes up lays a foundation for the automatic test of the storage chip of scale, and this technical scheme contains elevating system and positioning mechanism, and two mechanisms are combined together can be accurate transport the chip charging tray to the target work position to realize storage chip's automatic unloading function of going up, the effectual input that reduces the manpower, not only improved the efficiency of chip test still for the enterprise has practiced thrift a large amount of costs, finally reach the purpose that improves the core competitiveness of enterprise.

The utility model discloses a specific embodiment as follows:

as shown in fig. 1, fig. 2 and fig. 3, a loading and unloading device 1 for testing an automatic memory chip in the present embodiment includes an elevating mechanism 10 and a positioning mechanism 20, wherein the positioning mechanism 20 is disposed at an upper end of the elevating mechanism 10 and is used for positioning a target working position and placing a chip tray 30.

In the present embodiment, the chip tray 30 is used for placing the memory chips. The lifting mechanism 10 is used for conveying the chip tray 30.

It should be noted that the specific position of the positioning mechanism 20 disposed at the upper end of the lifting mechanism 10 is determined according to actual requirements. The positioning mechanism 20 may be directly fixed on the lifting mechanism 10, or may not be connected to the lifting mechanism 10, for example, the positioning mechanism 20 and the lifting mechanism 10 are fixed on the automatic test equipment for memory chips without changing their relative target working positions and without connection.

The target working position described in this embodiment refers to a final position where the lifting mechanism 10 conveys the chip tray 30, and at this position, the automatic storage chip testing device can automatically capture the storage chip to be tested on the chip tray 30, and transfer the storage chip that has been tested to the chip tray 30 at this position, which will not be described in detail below.

In this embodiment, as shown in fig. 1 and fig. 2, the lifting mechanism 10 includes a tray 15 capable of lifting, the tray 15 is used for supporting the chip tray 30, and the tray 15 is provided with a positioning component 1521 for positioning the chip tray 30.

In this embodiment, as shown in fig. 1 and fig. 2, the lifting mechanism 10 further includes a supporting plate 11 vertically disposed, a driving motor 12, a screw rail 13 driven by the driving motor 12, and a sliding member 14.

In a more preferred embodiment, two sliding members 14 are provided, and are respectively vertically disposed on one surface of the supporting plate 11 near two vertical edges, as shown in fig. 1.

The screw rod slide rail 13 is vertically arranged in the middle of the support plate 11 on the side provided with the sliding part 14, specifically, a first mounting plate 17 and a second mounting plate 18 are arranged at two ends of the screw rod slide rail 13, and the screw rod slide rail 13 is fixed on the support plate 11 through the first mounting plate 17 and the second mounting plate 18, as shown in fig. 1 specifically.

The driving motor 12 in this embodiment is disposed on the other side of the supporting plate 11, i.e., the back side of the supporting plate 11 on which the screw rail 13 and the slider 14 are mounted. It should be noted that the driving motor 12 in this embodiment is in belt transmission or gear transmission with the screw slide rail 13.

It should be noted that the lifting mechanism 10 in this embodiment further includes a first corner bracket 19, and the first corner bracket 19 is used to fix the lifting mechanism 10 on the automatic memory chip testing device, as shown in fig. 1.

In this technical solution, the sliding member 14 is a guide rail or a sliding chute, and in this embodiment, the sliding member 14 is preferably a guide rail.

In this embodiment, as shown in fig. 1, fig. 2, fig. 7, fig. 9 and fig. 10, the lifting mechanism 10 further includes a first supporting and pressing component 16, and the first supporting and pressing component 16 includes a first cylinder 161 and a first supporting and pressing component 162 disposed on the first cylinder expansion part 1611.

In this embodiment, the first supporting and pressing member 162 includes a first supporting portion 1621 and a first pressing portion 1622, the first supporting portion 1621 is used for supporting the chip tray 30 reaching the target working position, and the first pressing portion 1622 is used for pressing the chip tray 30 reaching the target working position.

The first supporting and pressing member 16 is in a closed state when not in operation, when the chip tray 30 reaches the target operation position, the first cylinder 161 is activated, and the first cylinder expansion part 1611 is extended to enable the first supporting and pressing member 162 to press and support the chip tray 30 forward, specifically, the first supporting part 1621 supports the chip tray 30 from the lower end of the chip tray 30, and the first pressing part 1622 presses the chip tray 30 from the side end of the chip tray 30.

In the present embodiment, as shown in fig. 1, fig. 4 and fig. 5, the tray 15 includes a connection seat 151 and a support plate 152, and one end of the support plate 152 is fixed on the connection seat 151.

In this embodiment, the middle portion of the connecting base 151 is screwed to the screw slide rail 13, and two ends of the connecting base 151 are respectively slidably connected to the two sliding members 14.

In this embodiment, the connecting base 151 can move up and down along the sliding member 14 under the rotation of the screw rod slide rail 13, so as to realize the up-and-down transportation of the chip tray 30.

In this embodiment, the positioning component 1521 is a protruding portion (specifically, as shown in fig. 4 and 5) respectively disposed on four sides or four corners of the supporting plate 152, and all the protruding portions are positioned to form a supporting position, where the supporting position can just position and place the chip tray 30.

The support locations defined by the projections in this embodiment are preferably square and conform to the shape of the square chip tray 30. When the shape of the chip tray 30 is not square, the support position surrounded by the protruding parts in this embodiment is consistent and fit with the shape of the actual chip tray 30.

It should be noted that the positioning assembly 1521 shown in fig. 4 and 5 is only one embodiment of the positioning assembly 1521, and the positioning assembly 1521 is disposed at four corners of the supporting plate 152, and two adjacent sides of each corner are disposed. In an alternative technical solution, the positioning component 1521 may be disposed at any position of four sides of the supporting plate 152 (each side of the four sides is disposed), and the purpose of positioning and placing the chip tray 30 may also be achieved.

In this technical solution, the protruding portion and the supporting plate may be integrally formed, or may not be integrally formed, for example, the protruding portion and the supporting plate are separately designed and then assembled together. The protruding part and the bearing plate are preferably arranged in an integrated manner in the embodiment.

In this embodiment, as shown in fig. 1, 4 and 5, the tray 15 further includes a rib 153, and the rib 153 is disposed at a lower end of a connection portion between the connection seat 151 and the support plate 152.

It should be noted that the connecting seat 151 and the supporting plate 152 may be integrally formed or may not be integrally formed, and the connecting seat 151 and the supporting plate 152 in this embodiment are preferably not integrally formed, and at this time, the rib plate 153 is required to reinforce the connecting position of the connecting seat 151 and the supporting plate 152. In this embodiment, the number of the ribs 153 is two, and the ribs are uniformly arranged at the lower end of the connection position of the connection seat 151 and the support plate 152, as shown in fig. 5.

In this embodiment, as shown in fig. 1, fig. 6, fig. 9 and fig. 10, the positioning mechanism 20 includes a positioning plate, a positioning column 23 and a second supporting and pressing assembly 24, the positioning plate 21 is composed of a first positioning plate 21 and a second positioning plate 22, the first positioning plate 21 is provided with a square notch, and the second positioning plate 22 is disposed at the square notch of the first positioning plate 21. It should be noted that the first positioning plate 21 and the second positioning plate 22 may be integrally formed or may not be integrally formed, and the first positioning plate 21 and the second positioning plate 22 in this embodiment are preferably not integrally formed.

In the preferred embodiment of the present invention, the positioning mechanism 20 and the lifting mechanism 10 are not connected, but the positioning plate 21 of the positioning mechanism 20 is directly fixed on the automatic test equipment for memory chips, but the target working position is not changed, as shown in fig. 2, 3 and 6.

In this embodiment, the number of the positioning columns 23 is 4, wherein 2 the upper ends of the positioning columns 23 are fixed on the first positioning plate 21 close to the joint of the first positioning plate 21 and the second positioning plate 22 through the second corner connectors 26, the lower ends of the positioning columns 23 are fixed on the automatic test equipment for the storage chips through the third corner connectors 28, in addition, 2 the upper ends of the positioning columns 23 are fixed in the inner end of the square notch of the first positioning plate 21 through the second corner connectors 26, and 4 positioning columns 23 form a vertical channel for positioning and conveying the chip tray 30.

It should be noted that, a reinforcing plate 27 may be disposed between every two of the 4 positioning columns 23, in this embodiment, two reinforcing plates 27 are disposed, and are respectively disposed between the two positioning columns 23 near the connection between the first positioning plate 21 and the second positioning plate 22 and the two positioning columns 23 in the inner end of the square notch of the first positioning plate 21, as shown in fig. 1.

In the embodiment shown in fig. 8, 9 and 10, the second supporting and pressing assembly 24 is disposed on the second positioning plate 22, and the second supporting and pressing assembly 24 includes a second cylinder 241 and a second supporting and pressing member 242 disposed on the second cylinder telescopic portion 2411.

In a more preferable embodiment, as shown in fig. 8, the second supporting and pressing member 242 is provided with a second supporting part 2421 and a second pressing part 2422, the second supporting part 2421 is used for supporting the chip tray 30 reaching the target working position, and the second pressing part 2422 is used for pressing the chip tray 30 reaching the target working position.

It should be noted that the second supporting and pressing assembly 24 is in a closed state when not in operation, when the chip tray 30 reaches the target working position, the second cylinder 241 is activated, and the second cylinder extension portion 2411 extends to enable the second supporting and pressing member 242 to press and support the chip tray 30 forward, specifically, the second supporting portion 2421 supports the chip tray 30 from the lower end of the chip tray 30, and the second pressing portion 2422 presses the chip tray 30 from the side end of the chip tray 30.

In this embodiment, as shown in fig. 1 and fig. 6, the positioning mechanism 20 further includes a third cylinder 25, and the third cylinder 25 is disposed on any one of two sides of the square notch of the first positioning plate 21 and is used for pressing the chip tray 30 in the target working position.

It should be noted that the first supporting and pressing assembly 16, the second supporting and pressing assembly 24, and the third cylinder 25 are used for supporting and pressing the chip tray 30 in the X-axis direction, and the pressing in the Y-axis direction also requires the cooperation of the positioning posts 23.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to 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 (10)

1. The utility model provides a go up unloader for automizing storage chip test, contains elevating system and positioning mechanism, positioning mechanism set up in elevating system's upper end for fix a position target work position and place the chip charging tray, elevating system be used for transporting the chip charging tray, its characterized in that:

the lifting mechanism comprises a liftable tray, the tray is used for supporting the chip tray, and a positioning assembly for positioning the chip tray is arranged on the tray.

2. The loading and unloading apparatus for automated memory chip testing as recited in claim 1, wherein the lifting mechanism further comprises a vertically disposed support plate, a driving motor, a lead screw slide rail driven by the driving motor, and a slider;

the two sliding parts are respectively and vertically arranged on one surface of the supporting plate close to the two vertical edges; the screw rod slide rail is vertically arranged at the middle position of one surface of the support plate, which is provided with the sliding part, through a first mounting plate and a second mounting plate;

the driving motor is arranged on the other surface of the supporting plate.

3. The loading and unloading apparatus for testing an automated memory chip as claimed in claim 2, wherein the lifting mechanism further comprises a first supporting and pressing member, the first supporting and pressing member comprising a first cylinder, and a first supporting and pressing member disposed on the telescopic portion of the first cylinder.

4. The loading and unloading apparatus for testing of automated memory chips as recited in claim 3, wherein said first supporting and pressing member comprises a first supporting portion and a first pressing portion, said first supporting portion is used for supporting the chip tray reaching the target working position, and said first pressing portion is used for pressing the chip tray reaching the target working position.

5. The loading and unloading apparatus for automated memory chip testing as recited in claim 2, wherein the sliding member is a guide rail or a slide groove.

6. The loading and unloading apparatus for automated memory chip testing of claim 2, wherein the tray comprises a connecting seat and a support plate, one end of the support plate being fixed to the connecting seat;

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

the positioning components are protruding parts respectively arranged on four edges or four corners of the supporting plate, all the protruding parts are positioned to form a supporting position, and the supporting position can just position and place the chip tray;

the convex part and the bearing plate are integrally formed or not integrally formed.

7. The loading and unloading apparatus for testing an automated memory chip as claimed in claim 6, wherein the tray further comprises a rib plate, the rib plate is disposed at a lower end of a connection portion between the connecting seat and the supporting plate.

8. The loading and unloading apparatus for automated memory chip testing of claim 1, wherein the positioning mechanism comprises:

the positioning plate consists of a first positioning plate and a second positioning plate, the first positioning plate is provided with a square notch, and the second positioning plate is arranged at the square notch of the first positioning plate;

the number of the positioning columns is 4, the upper ends of 2 positioning columns are arranged on the first positioning plate close to the joint of the first positioning plate and the second positioning plate, the upper ends of the other 2 positioning columns are arranged in the inner end of the square notch of the first positioning plate, and the 4 positioning columns form a channel for positioning and conveying the chip tray;

second bearing and compress tightly the subassembly, set up and be in the second locating plate on, second bearing and compress tightly the subassembly and contain the second cylinder, and set up and be in second bearing and the piece that compresses tightly on the second cylinder pars contractilis.

9. The loading and unloading apparatus for testing automatic memory chips as claimed in claim 8, wherein said second supporting and pressing member has a second supporting portion and a second pressing portion, said second supporting portion is used for supporting the chip tray reaching the target working position, and said second pressing portion is used for pressing the chip tray reaching the target working position.

10. The loading and unloading device for testing the automatic storage chip as recited in claim 8, wherein the positioning mechanism further comprises a third cylinder, the third cylinder is disposed on any one of two sides of the square notch of the first positioning plate for pressing the chip tray at the target working position.

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