CN210527846U

CN210527846U - Chip transfer machine

Info

Publication number: CN210527846U
Application number: CN201921442109.5U
Authority: CN
Inventors: 陈龙; 郑挺; 郑朝生; 袁俊; 张亦锋
Original assignee: Guangdong Leadyo Ic Testing Co ltd
Current assignee: Guangdong Leadyo Ic Testing Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-15
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a chip transfer machine, which comprises a frame, a workbench, a pressing device, a suction nozzle device, a first feeding device and a second feeding device, wherein the first feeding device is spaced apart from the second feeding device; the pressing device is positioned above the first feeding device and comprises a pressing plate, a buffering structure and a driver, the buffering structure is arranged below the pressing plate, and the pressing plate is connected with the output end of the driver; the suction nozzle device is selectively positioned above the first feeding device or the second feeding device and comprises at least two suction nozzles, a driving mechanism and a transverse moving mechanism, wherein the suction nozzles are arranged on the output end of the driving mechanism, and the driving mechanism is arranged on the output end of the transverse moving mechanism. The event the utility model discloses a chip transfer machine has the advantage that effectively improves work efficiency and reduce the test seat damage.

Description

Chip transfer machine

Technical Field

The utility model relates to a chip assembly field especially relates to a chip transfer machine.

Background

With the development of science and technology and the advancement of humanity, people's life and work are gradually digitized and intelligentized, and the industrial development is more and more automated, and no matter daily electronic products or large-scale equipment need a chip to achieve the purposes of automatic control and intelligence, so the chip is the most important part of the electronic products.

The chips are generally tested after being manufactured and then installed for use. With the increase of the demand of chip aging tests, many chips need to be placed in a test seat of a test board during high and low temperature tests, the high and low temperature aging tests are performed while programming programs are being burned, and after the high and low temperature tests are completed, the chips need to be taken out of the test seat to a tray and then enter an integrated circuit sorting machine for electrical tests, so that chip transfer equipment is needed to transfer the chips between the tray and the test board.

The existing chip transfer equipment releases a chip by pressing a locking device on a test seat, then sucks or places the chip through a suction nozzle, and is easy to cause damage of the test seat because no effective buffer measure is taken when the test seat is pressed.

Therefore, a chip transfer machine which can effectively improve the working efficiency and reduce the damage of the test socket is urgently needed to overcome the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effectively improve work efficiency and reduce the chip transportation machine of test seat damage.

In order to achieve the above object, the utility model discloses a chip transfer machine is used for removing the chip between survey test panel and tray. The utility model discloses a chip transfer machine includes frame, workstation, press device, suction nozzle device, is used for feeding the first feeding device of test panel, is used for feeding the second feeding device of tray, the workstation is located in the frame, first feeding device, second feeding device, press device, suction nozzle device all locate on the workstation, first feeding device with the second feeding device is spaced side by side setting, the output of first feeding device is used for being connected with the test panel, be used for on the output of second feeding device with the tray is connected, first feeding device drives the test panel along the horizontal direction intermittent movement feed, first feeding device with the direction of feed of second feeding device is unanimous; the pressing device is positioned above the first feeding device and comprises a pressing plate for unlocking a chip positioned on the test plate, a buffer structure for relieving the pressure of the pressing plate and a driver for driving the pressing plate to lift up and down, the buffer structure is arranged below the pressing plate, the pressing plate is connected with the output end of the driver, and the pressing plate faces downwards to the first feeding device; the suction nozzle device is selectively positioned above the first feeding device or the second feeding device and comprises at least two suction nozzles, a driving mechanism for driving the suction nozzles to ascend and descend and a transverse moving mechanism for driving the driving mechanism to move between the first feeding device and the second feeding device, the suction nozzles are installed on the output end of the driving mechanism, the driving mechanism is installed on the output end of the transverse moving mechanism, and the suction nozzles are selectively and oppositely arranged with the pressing plate.

Preferably, the feeding device further comprises a first bracket and a second bracket, the first bracket and the second bracket are erected on the workbench, the first bracket and the second bracket are arranged at intervals along the feeding direction of the feeding device, the pressing device is mounted on the first bracket and faces downwards to the first feeding device, and the suction nozzle device is mounted on the second bracket and faces downwards to the first feeding device or the second feeding device.

Preferably, the traversing mechanism includes a rotating motor, a screw shaft connected to an output end of the rotating motor, a sliding table sleeved on the screw shaft, and a mounting plate connected to the sliding table, and the driving mechanism is mounted on the mounting plate.

Preferably, the number of the driving mechanisms is at least two and is consistent with the number of the suction nozzles, and one suction nozzle is correspondingly arranged on the output end of one driving mechanism.

Preferably, the driving mechanism includes a substrate, a driving motor mounted on the substrate, a driving wheel mounted on a motor shaft of the driving motor, a driven wheel spaced apart from the driving wheel in an up-down direction, a transmission belt wound around the driving wheel and the driven wheel together, and a suction nozzle mounting plate fixedly connected to the transmission belt, and the suction nozzle is mounted on the suction nozzle mounting plate and arranged downward.

Preferably, an interval adjusting mechanism for adjusting an interval between the driving mechanisms is further disposed between the traversing mechanism and the driving mechanism, the interval adjusting mechanism includes a housing, a pulley assembly installed in the housing, and connecting blocks installed on output ends of the pulley assembly, the number of the connecting blocks is at least two and is the same as that of the drivers, one connecting block is correspondingly connected with one driving mechanism, and the pulley assembly drives the connecting blocks to move at different speeds to adjust the interval between the drivers.

Preferably, the distance adjusting mechanism further comprises a slide rail arranged at the bottom of the housing, a slide groove matched with the slide rail is arranged at the bottom of the connecting block, and the connecting block is arranged on the slide rail in a sliding manner under the driving of the belt pulley assembly.

Preferably, the pulley assembly includes an adjusting motor installed in the housing, a primary pulley connected to an output end of the adjusting motor, a secondary pulley spaced apart from the primary pulley in a horizontal direction, and a conveyor belt, where the primary pulley and the secondary pulley are both of a two-wheel structure, the two-wheel structure includes a first wheel and a second wheel having a radius value of one larger and one smaller, and the two conveyor belts are wound around the two first wheels and the two second wheels, respectively.

Preferably, the connecting blocks are respectively connected to the two conveyor belts with opposite movement directions or different speeds.

Preferably, still including being used for vibrating neat knocking mechanism to the chip in the tray, knocking mechanism is at least two and locates respectively the week side of tray, knocking mechanism including drive actuating cylinder and with the vibrating mass that the output of driving actuating cylinder is connected, drive actuating cylinder drive the vibrating mass selectively strikes week side of tray.

Compared with the prior art, the chip transfer machine of the utility model unlocks the chip on the test board by means of the mutual cooperation of the pressing device, the suction nozzle device, the first feeding device and the second feeding device, and reduces the pressure on the test board when the test board is unlocked by the pressing board by means of the buffering structure below the pressing board during pressing so as to reduce the damage to the test board; after the pressing device is unlocked, the suction nozzle device drives the suction nozzles to descend by means of mutual matching of at least two suction nozzles, a driving mechanism and a transverse moving mechanism, so that the suction nozzles can suck chips conveniently, the driving mechanism drives the suction nozzles to ascend after the suction nozzles suck the chips, the transverse moving mechanism drives the driving mechanism to move from the upper part of a test board to the upper part of a tray, the driving mechanism drives the suction nozzles to descend, the chips are placed on the tray by the suction nozzles, the driving mechanism drives the suction nozzles to ascend again, and the transverse moving mechanism drives the driving mechanism to return to the upper part of the test board; by means of the cooperation of the first feeding device and the second feeding device, the first feeding device feeds the test board so that the suction nozzle device and the pressing device are opposite to a new row of chips on the test board, and the second feeding device simultaneously drives the tray to feed. The event the utility model discloses a chip transfer machine has the advantage that effectively improves work efficiency and reduce the test seat damage.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the chip transfer machine of the present invention.

Fig. 2 is the utility model discloses the spatial structure schematic diagram behind chip transfer machine hidden frame, alarm, operation screen.

Fig. 3 is a perspective view of fig. 2 from another angle.

Fig. 4 is a schematic perspective view of a suction nozzle device of the chip transfer machine of the present invention.

Fig. 5 is a schematic view of a three-dimensional structure of the suction nozzle device of the chip transfer machine after the transverse moving mechanism is hidden.

Fig. 6 is a front view of the suction nozzle device of the chip transfer machine after the transverse moving mechanism is hidden.

Fig. 7 is a schematic perspective view of the driving mechanism and the suction nozzle of the chip transfer machine of the present invention.

Fig. 8 is a schematic perspective view of a pressing device of the chip transfer machine according to the present invention.

Fig. 9 is a partially enlarged schematic structural view of the pressing device of the chip transfer machine according to the present invention.

Fig. 10 is a schematic structural view of the buffer structure in fig. 9.

Fig. 11 is a schematic perspective view of the second feeding device, the top tray device and the clamping device of the chip transfer machine of the present invention.

Fig. 12 is a schematic perspective view of a second feeding device of the chip transfer machine according to the present invention.

Fig. 13 is a schematic perspective view of the knocking structure of the chip transfer machine of the present invention.

Fig. 14 is a top schematic view of fig. 12.

Fig. 15 is a cross-sectional view of fig. 14 taken along section line a-a.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1 to 2, the chip handler 100 of the present invention is used to move the chip between the test board 200 and the tray 300. In this embodiment, the test board 200 is provided with test seats 201 arranged in rows, the test seats 201 are provided with positioning slots 202 for positioning chips, locking structures (not shown) for locking the chips, and releasing portions 204, the releasing portions 204 surround the periphery of the positioning slots 202, and the locking structures are released to release the chips by pressing the releasing portions 204. The tray 300 is provided with grooves (not shown) in rows and columns for placing chips.

Referring to fig. 1 to 3, the chip transporter 100 of the present invention includes a frame 1, a worktable 2, a pressing device 5, a nozzle device 6, a first feeding device (not shown) for feeding a test board 200, a second feeding device 8 for feeding a tray 300, a knocking mechanism 10 for vibrating and aligning chips in the tray 300, a first support 3 for supporting the pressing device 5, and a second support 4 for supporting the nozzle device 6. The worktable 2 is arranged on the frame 1, and the first feeding device, the second feeding device 8, the pressing device 5, the suction nozzle device 6, the first bracket 3 and the second bracket 4 are all arranged on the worktable 2. The first feeding device and the second feeding device 8 are arranged side by side at intervals, the output end of the first feeding device is used for being connected with the test board 200, the output end of the second feeding device 8 is used for being connected with the tray 300, the first feeding device drives the test board 200 to intermittently move and feed along the horizontal direction, and the second feeding device 8 drives the tray 300 to intermittently move and feed, so that chips can be continuously placed or sucked out. The first feeding device and the second feeding device 8 have the same feeding direction, which is beneficial for the back and forth movement of the suction nozzle device 6. The first support 3 and the second support 4 are erected on the workbench 2, the first support 3 and the second support 4 are arranged at intervals along the feeding direction of the first feeding device, the pressing device 5 is installed on the first support 3 and faces downwards to the first feeding device, and the suction nozzle device 6 is installed on the second support 4 and faces downwards to the first feeding device or the second feeding device 8. The pressing device 5 is located above the first feeding device, and the nozzle device 6 is selectively located above the first feeding device or the second feeding device 8. It should be noted that when the suction nozzle device 6 and the pressing device 5 are simultaneously located above the first feeding device, the suction nozzle 61 in the suction nozzle device 6 is inserted into the pressing plate 51 of the pressing device 5, and the suction nozzle 61 is disposed opposite to the pressing plate 51. The number of the knocking mechanisms 10 is three and is respectively disposed on the periphery of the tray 300, it is understood that the number of the knocking mechanisms 10 may be two, four or five, and is not limited thereto.

More specifically, the following:

in this embodiment, the first feeding device (not shown) includes a motor, a screw rod and a sliding platform with a nut, the motor drives the screw rod to rotate, the rotation of the screw rod drives the sliding platform to move, and the sliding platform is connected to the testing board 200, so that the testing board 200 can move intermittently under the driving of the first feeding device.

Referring to fig. 12, 14 and 15, the second feeding device 8 includes a mounting base 81, a feeding motor 82, a main rotating wheel 83, a sub rotating wheel 84, a belt 85, a sliding plate 86 connected to the belt 85, and a rail 87 arranged on the mounting base 81, the main rotating wheel 83 is connected to the feeding motor 82, the main rotating wheel 83 and the sub rotating wheel 84 are spaced apart in a feeding direction, the belt 85 is wound around the main rotating wheel 83 and the sub rotating wheel 84, the sliding plate 86 is slidably arranged on the rail 87, and the tray 300 is connected to the sliding plate 86. The tray 300 is intermittently fed by the second feeding device 8. It is understood that, in other embodiments, the test board 200 may adopt the second feeding device 8, and the tray 300 may adopt the second feeding device 8, so the invention is not limited thereto.

Referring to fig. 8 to 10, the pressing device 5 includes a pressing plate 51 for unlocking the chip on the test board 200, a buffer structure 52 for relieving the pressure of the pressing plate 51, and a driver 53 for driving the pressing plate 51 to move up and down, the buffer structure 52 is disposed below the pressing plate 51, the pressing plate 51 is connected to an output end of the driver 53, and the pressing plate 51 faces downward toward the first feeding device. For example, the actuator 53 is a cylinder. Preferably, the pressing device 5 further includes a guiding structure 54, the guiding structure 54 includes a guide rail 541 and a guiding slider, the guide rail 541 is vertically disposed on the first bracket 3, the back surface of the pressing plate 51 is connected with the guiding slider, the pressing plate 51 is slidably disposed on the guide rail 541 through the guiding slider, and the guiding structure 54 is beneficial to stabilizing the up-down lifting process of the pressing plate 51. Specifically, the bottom surface of the pressing plate 51 is provided with a row of through grooves 5111, and the buffer structure 52 includes a buffer plate 521 having a through hole 522 in the middle, a connecting column 523 disposed around the buffer plate 521, and an elastic member 524 sleeved on the connecting column 523. The buffer structure 52 is connected to the pressing plate 51 through a connecting rod 523, the elastic member 524 is located between the pressing plate 51 and the buffer plate 521, and the connecting rod 523 can be inserted into the pressing plate 51 in a vertical sliding manner. Preferably, the through groove 5111 is disposed opposite to the through hole 522, so that the suction nozzle 61 of the suction nozzle device 6 can conveniently penetrate through the through groove and the through hole to suck the chip. For example, the elastic member 524 is a spring. When the pressing device 5 is operated, the driver 53 drives the pressing plate 51 to descend, the buffer plate 521 contacts and presses the release part 204 to release the test socket 201, when the buffer plate 521 contacts the release part 204, the elastic member 524 is pressed by the pressing plate 51 to deform, and the pressure of the pressing plate 51 is buffered by the elastic member 524, so that the loss of the test socket 201 is reduced. The pressing plate 51 includes a bottom plate 511, a vertical plate 512, and a reinforcing plate 513 disposed between the bottom plate 511 and the vertical plate 512, and the bottom plate 511 and the vertical plate 512 together form an L-shaped structure. The life of the pressing plate 51 is extended by the reinforcing plate 513. Preferably, the penetrating groove 5111 is opened on a side of the bottom plate 511 away from the vertical plate 512, and the pressing portion 5112 extends downward from a position of the penetrating groove 5111 of the bottom plate 511, so that the pressing portion 5112 contacts the test socket 201 earlier, thereby preventing other portions of the pressing plate 51 from contacting the test socket 201, and thus playing a role of avoiding.

Referring to fig. 4 to 7, the suction nozzle device 6 includes four suction nozzles 61, a driving mechanism 62 for driving the suction nozzles 61 to move up and down, and a traverse mechanism 63 for driving the driving mechanism 62 to move between the first feeding device and the second feeding device 8. The suction nozzle 61 is attached to an output end of the driving mechanism 62, the driving mechanism 62 is attached to an output end of the traverse mechanism 63, and the suction nozzle 61 and the pressing plate 51 are disposed to face each other in the vertical direction. It is understood that the number of the suction nozzles 61 may be two, three or five, and is not limited thereto.

Referring to fig. 4, the traverse mechanism 63 includes a rotary motor 631, a screw shaft (not shown) connected to an output end of the rotary motor 631, a sliding table 633 sleeved on the screw shaft, and a mounting plate 634 connected to the sliding table 633, and the driving mechanism 62 is mounted on the mounting plate 634.

Referring to fig. 5 to 7, the number of the driving mechanisms 62 is 4, and one suction nozzle 61 is correspondingly installed at the output end of one driving mechanism 62, so that each suction nozzle 61 is driven by the respective driving mechanism 62 to move up and down, thereby increasing the flexibility of the suction nozzle 61. The driving mechanism 62 includes a substrate 621, a driving motor 622 mounted on the substrate 621, a driving wheel 623 mounted on a motor shaft of the driving motor 622, a driven wheel 624 spaced apart from the driving wheel 623 in an up-down direction, a transmission belt 625 wound around the driving wheel 623 and the driven wheel 624 together, and a nozzle mounting plate 626 fixedly connected to the transmission belt 625, wherein the suction nozzle 61 is mounted on the nozzle mounting plate 626 and arranged downward, and the substrate 621 is connected to the mounting plate 634. When the driving mechanism 62 is operated, the driving motor 622 drives the driving pulley 623 to rotate and drives the driven pulley 624 to rotate through the transmission belt 625, and the up-and-down movement of the transmission belt 625 drives the nozzle mounting plate 626 to move up and down together with the suction nozzle 61.

Referring to fig. 5 and 6, a spacing adjustment mechanism 64 for adjusting the spacing between the driving mechanisms 62 is further disposed between the traverse mechanism 63 and the driving mechanisms 62, the spacing adjustment mechanism 64 includes a housing 641, a pulley assembly 642 mounted in the housing 641, and connection blocks 643 mounted at the output end of the pulley assembly 642, the number of the connection blocks 643 is at least two and is equal to the number of the drivers 53, one connection block 643 is connected to one driving mechanism 62, and the pulley assembly 642 drives the connection block 643 to move at different speeds to adjust the spacing between the drivers 53. The spacing adjustment mechanism 64 further includes a sliding rail 644 disposed at the bottom of the cover 641, a sliding slot 6431 matching with the sliding rail 644 is disposed at the bottom of the connecting block 643, and the connecting block 643 is slidably disposed on the sliding rail 644 under the driving of the pulley assembly 642.

Referring to fig. 5 to 6, the pulley assembly 642 includes an adjusting motor 6421 installed in the housing 641, a primary pulley 6422 connected to an output end of the adjusting motor 6421, a secondary pulley 6423 horizontally spaced apart from the primary pulley 6422, and a conveyor 6424, where the primary pulley 6422 and the secondary pulley 6423 are of a two-wheel structure, the two-wheel structure includes a

first wheel

6422a, 6423a and a

second wheel

6422b, 6423b with a radius value of one larger and one smaller, two conveyor belts 6424 are provided, namely a first conveyor belt 6424a and a second conveyor belt 6424b, the first conveyor belt 6424a is wound around the two

first wheels

6422a, 6423a, and the second conveyor belt 6424b is wound around the two

second wheels

6422b, 6423 b. It will be appreciated that the greater the radius, the greater the linear velocity, and thus the greater the speed of movement of the first conveyor belt 6424a than the second conveyor belt 6424b, for the same angular velocity. The connecting blocks 643 are respectively connected to two conveyors 6424 with opposite directions of movement or different speeds. For example, in the present embodiment, the height of the connection block 643 corresponds to the height of the conveyor belt 6424, from right to left, there are a first connection block 643a, a second connection block 643b, a third connection block 643c, and a fourth connection block 643d, respectively, the first connection block 643a is connected to the first conveyor belt 6424a, the second connection block 643b is not connected to any conveyor belt 6424, the third connection block 643c is connected to the second conveyor belt 6424b, and the fourth connection block 643d is connected to the first conveyor belt 6424a, and the movement direction of the first connection block 643a is opposite to the movement direction of the third connection block 643c and the movement direction of the fourth connection block 643 d. Therefore, when the adjustment motor 6421 is operated, the first conveyor belt 6424a and the first conveyor belt 6424b move simultaneously, the first connection block 643a moves rightward, the third connection block 643c and the fourth connection block 643d move leftward, and the moving speed of the fourth connection block 643d is greater than that of the third connection block 643c, so that the distance between the third connection block 643c and the fourth connection block 643d is increased.

Referring to fig. 11 to 13, the chip transfer machine 100 of the present invention further includes a tray lifting device 7 for lifting or lowering the tray 300 and a clamping device 9 for clamping the tray 300. The clamping device 9 is located on the peripheral side of the pallet 300 and the top disk device 7 is located below the pallet 300. In contrast to the present embodiment, the trays 300 are two and arranged spaced apart in the feeding direction of the second feeding device 8. The number of the clamping devices 9 and the top disk device 7 is 2. When the chips of the tray 300 are full, the tray 300 is lifted by the tray lifting device 7, so that the tray 300 is separated from the sliding plate 86 in the second feeding device 8, and the sliding plate 86 can be moved away from the tray 300 and slid to another tray 300, wherein the other tray 300 is the tray 300 to be full. When the clamping device 9 clamps the tray 300, the knocking mechanism 10 is actuated. The knocking mechanism 10 includes a driving cylinder 101 and a vibrating block 102 connected to an output end of the driving cylinder 101, and the driving cylinder 101 drives the vibrating block 102 to selectively strike the peripheral side of the tray 300, so that the chips on the tray 300 are aligned due to vibration.

The working principle of the chip transfer machine 100 of the present invention is explained with reference to the accompanying drawings: when the chip rotation machine of the present invention works, the pressing device 5 moves downward to press the test socket 201 on the test board 200 to unlock the test socket 201, the chip is in an unlocked state, the driving mechanism 62 drives the suction nozzle 61 to move downward, the suction nozzle 61 sucks up the chip of the test socket 201, the driving mechanism 62 moves the suction nozzle 61 upward, the traversing mechanism 63 moves the driving mechanism 62 from above the test board 200 to above the tray 300, the driving mechanism 62 drives the suction nozzle 61 to descend, the suction nozzle 61 places the chip on the tray 300, the driving mechanism 62 drives the suction nozzle 61 to move upward, the traversing mechanism 63 drives the driving mechanism 62 to move from above the tray 300 to above the test board 200, the first feeding device and the second feeding device 8 move simultaneously, the first feeding device drives the test board 200 to feed a distance of one test socket 201 to make the pressing device 5 and the suction nozzle 61 directly face the next row of test sockets 201, the second feeding device 8 drives the tray 300 to feed a distance of one groove, so that the pressing device 5 and the suction nozzle 61 are opposite to the groove of the next row to facilitate the placement of the chip. When the chips on the tray 300 are half full or full, the striking mechanism 10 strikes the tray 300 to cause the chips on the tray 300 to be vibrated flush. When the tray 300 is full, the clamping device 9 loosens the clamping of the tray 300, and the tray jacking device 7 jacks the tray 300, so that other outsides and taking-away of the tray 300 are facilitated.

Compared with the prior art, the chip transfer machine 100 of the present invention unlocks the chip on the test board 200 by the aid of the pressing device 5, the suction nozzle device 6, the first feeding device and the second feeding device 8, and reduces the pressure on the test board 200 when the test board 200 is unlocked by the pressing plate 51 by the aid of the buffering structure 52 below the pressing plate 51 during pressing, so as to reduce the damage to the test board 200; after the pressing device 5 is unlocked, the suction nozzle device 6 drives the suction nozzle 61 to descend by means of the mutual matching of at least two suction nozzles 61, the driving mechanism 62 and the transverse moving mechanism 63, so that the suction nozzle 61 can suck a chip conveniently, after the suction nozzle 61 sucks the chip, the driving mechanism 62 drives the suction nozzle 61 to ascend again, the transverse moving mechanism 63 drives the driving mechanism 62 to move from the upper part of the test board 200 to the upper part of the tray 300, the driving mechanism 62 drives the suction nozzle 61 to descend, the suction nozzle 61 places the chip on the tray 300, the driving mechanism 62 drives the suction nozzle 61 to ascend again, and the transverse moving mechanism 63 drives the driving mechanism 62 to return to the upper part of the test board 200; by means of the cooperation of the first feeding device and the second feeding device 8, the first feeding device feeds the test board 200 so that the nozzle devices 6 and the pressing devices 5 are opposite to a new row of chips on the test board 200, and the second feeding device 8 simultaneously drives the tray 300 to feed. Therefore, the utility model discloses a chip transfer machine 100 has the advantage that effectively improves work efficiency and reduces the damage of test seat 201.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims

1. A chip transfer machine is used for moving chips between a test board and a tray and is characterized by comprising a rack, a workbench, a pressing device, a suction nozzle device, a first feeding device for feeding the test board and a second feeding device for feeding the tray, wherein the workbench is arranged on the rack, the first feeding device, the second feeding device, the pressing device and the suction nozzle device are all arranged on the workbench, the first feeding device and the second feeding device are arranged side by side in a spaced mode, the output end of the first feeding device is used for being connected with the test board, the output end of the second feeding device is used for being connected with the tray, the first feeding device drives the test board to intermittently move and feed along the horizontal direction, and the feeding directions of the first feeding device and the second feeding device are consistent; the pressing device is positioned above the first feeding device and comprises a pressing plate for unlocking a chip positioned on the test plate, a buffer structure for relieving the pressure of the pressing plate and a driver for driving the pressing plate to lift up and down, the buffer structure is arranged below the pressing plate, the pressing plate is connected with the output end of the driver, and the pressing plate faces downwards to the first feeding device; the suction nozzle device is selectively positioned above the first feeding device or the second feeding device and comprises at least two suction nozzles, a driving mechanism for driving the suction nozzles to ascend and descend and a transverse moving mechanism for driving the driving mechanism to move between the first feeding device and the second feeding device, the suction nozzles are installed on the output end of the driving mechanism, the driving mechanism is installed on the output end of the transverse moving mechanism, and the suction nozzles are selectively and oppositely arranged with the pressing plate.

2. The chip handler according to claim 1, further comprising a first bracket and a second bracket mounted on the worktable, wherein the first bracket and the second bracket are spaced apart from each other in a feeding direction of the feeding device, the pressing device is mounted on the first bracket and faces downward toward the first feeding device, and the suction nozzle device is mounted on the second bracket and faces downward toward the first feeding device or the second feeding device.

3. The chip transfer machine according to claim 1, wherein the traverse mechanism includes a rotary motor, a screw shaft connected to an output end of the rotary motor, a slide table sleeved on the screw shaft, and a mounting plate connected to the slide table, and the driving mechanism is mounted on the mounting plate.

4. The chip transfer machine according to claim 1, wherein the number of the driving mechanisms is at least two and is consistent with the number of the suction nozzles, and one suction nozzle is correspondingly installed on the output end of one driving mechanism.

5. The chip transfer machine according to claim 1, wherein the driving mechanism comprises a base plate, a driving motor mounted on the base plate, a driving wheel mounted on a motor shaft of the driving motor, a driven wheel spaced apart from the driving wheel in an up-down direction, a transmission belt wound around the driving wheel and the driven wheel together, and a suction nozzle mounting plate fixedly connected to the transmission belt, and the suction nozzles are mounted on the suction nozzle mounting plate and arranged downward.

6. The chip transfer machine according to claim 4, wherein a spacing adjustment mechanism for adjusting the spacing between the driving mechanisms is further disposed between the traversing mechanism and the driving mechanisms, the spacing adjustment mechanism includes a housing, a pulley assembly installed in the housing, and connection blocks installed on the output ends of the pulley assembly, the number of the connection blocks is at least two and is consistent with the number of the drivers, one of the connection blocks is correspondingly connected with one of the driving mechanisms, and the pulley assembly drives the connection blocks to move at different speeds to adjust the spacing between the drivers.

7. The chip transporter according to claim 6, wherein the distance adjusting mechanism further comprises a slide rail disposed at the bottom of the housing, the bottom of the connecting block is provided with a sliding groove matched with the slide rail, and the connecting block is slidably disposed on the slide rail under the driving of the pulley assembly.

8. The chip transfer machine according to claim 6, wherein the pulley assembly comprises an adjusting motor installed in the housing, a primary pulley connected to an output end of the adjusting motor, a secondary pulley horizontally spaced apart from the primary pulley, and a conveyor belt, the primary pulley and the secondary pulley are both of a two-wheel structure, the two-wheel structure comprises a first wheel and a second wheel with a radius value of one larger and one smaller, and the two conveyor belts are wound around the first wheel and the second wheel respectively.

9. The chip transfer machine according to claim 8, wherein the connecting blocks are respectively connected to two of the conveyor belts with opposite moving directions or different speeds.

10. The chip transfer machine according to claim 1, further comprising at least two knocking mechanisms for vibrating and aligning the chips in the tray, wherein the knocking mechanisms are respectively disposed on the peripheral sides of the tray, each knocking mechanism comprises a driving cylinder and a vibrating block connected to an output end of the driving cylinder, and the driving cylinder drives the vibrating block to selectively impact the peripheral sides of the tray.