CN216889009U

CN216889009U - Loading and unloading device for push plate

Info

Publication number: CN216889009U
Application number: CN202123455459.5U
Authority: CN
Inventors: 李卫彤; 陈荣; 张欢欢; 朱小龙
Original assignee: Heshi Industrial Technology Co ltd
Current assignee: Heshi Industrial Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-05
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a feeding and discharging device for a push plate, which comprises a transfer mechanism and a push plate mechanism, wherein the transfer mechanism comprises a movable plate, a motion control mechanism, a partition plate, a first pressing control mechanism, a second pressing plate and a second pressing control mechanism, the partition plate is positioned on the movable plate, the push plate mechanism comprises a movable seat, a push rod, a reset piece and a pushing control mechanism, the pushing control mechanism can control the movable seat to move in the X-axis direction, the push rod comprises a hinge rod, a connecting rod and a push rod which are sequentially connected, one end of the hinge rod, far away from the push rod, is rotatably hinged with the movable seat, one end of the push rod, far away from the hinge rod, can be positioned above the movable plate in the Z-axis direction, the push rod is positioned above the hinge rod, far away from the movable seat, and the reset piece forces the hinge rod to reset so that the push rod moves away from the movable seat. The feeding and discharging device for the push plate has the advantages of high automation degree, simple and compact structure, reduced space occupation and stable and reliable work.

Description

Loading and unloading device for push plate

Technical Field

The utility model relates to the technical field of automatic production equipment, in particular to a push plate feeding and discharging device.

Background

The chips are important electronic components, and in the chip production and manufacturing process, a plurality of chips are gathered on one circuit board, and the circuit board needs to be placed in a turnover box for storage and turnover. When the circuit board is conveyed by the transmission belt, the circuit board cannot be smoothly and completely discharged from the transmission belt into the turnover box due to the fact that friction force between the circuit board and the transmission belt is small.

In order to guarantee that the circuit board can be completely and automatically retracted into the turnover box, a set of push plate mechanism needs to be added to realize the turnover box, but the existing push plate mechanism needs to descend and then move in a translation mode to complete the feeding and discharging actions of the circuit board, so that the whole equipment occupies a large space, and is poor in working stability.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a push plate loading and unloading device which is high in automation degree, simple and compact in structure, stable and reliable in operation and capable of reducing space occupation.

In order to achieve the main object of the utility model, the utility model provides a push plate loading and unloading device, which comprises a workbench, a transfer mechanism and a push plate mechanism, wherein the transfer mechanism and the push plate mechanism are arranged on the workbench, the transfer mechanism comprises a movable plate, a motion control mechanism, a partition plate, a first compression control mechanism, a second compression plate and a second compression control mechanism, the motion control mechanism can control the movable plate to move in the Y-axis direction and the Z-axis direction respectively, the partition plate is arranged on the movable plate, the first compression plate and the second compression plate are arranged on two sides of the partition plate respectively in the Y-axis direction, the first compression control mechanism can control the first compression plate to move in the Y-axis direction, the second compression control mechanism can control the second compression plate to move in the Y-axis direction, a turnover box can be arranged on the movable plate and is arranged between the first compression plate and the partition plate, and a turnover box can be arranged on the movable plate and is arranged between the second compression plate and the partition plate, push pedal mechanism lies in one side of transfer mechanism in the X axle direction, push pedal mechanism is including removing the seat, the push rod, piece and the push control mechanism reset, the steerable seat that removes of push control mechanism moves in the X axle direction, the push rod is including the hinge bar that connects gradually, connecting rod and catch bar, the one end that the catch bar was kept away from to the hinge bar is rotated with removing the seat and is articulated, the one end that the hinge bar was kept away from to the catch bar can be located the top of movable plate on the Z axle direction, the catch bar is located the top that the hinge bar kept away from the removal seat, the piece that resets forces the hinge bar to reset so that the catch bar keeps away from the removal seat and removes.

It can be seen from the above scheme that, a turnover box is placed on the movable plate and located between the first pressure strip and the partition plate, a turnover box is placed on the movable plate and located between the second pressure strip and the partition plate, then the first pressure strip is controlled by the first pressure control mechanism to move towards the partition plate in the Y-axis direction, so that the first pressure strip presses the turnover box, the turnover box is locked between the first pressure strip and the partition plate, meanwhile, the second pressure control mechanism controls the second pressure strip to move towards the partition plate in the Y-axis direction, so that the second pressure strip presses the turnover box, and the turnover box is locked between the second pressure strip and the partition plate. Then, the pushing control mechanism controls the moving seat to drive the push rod to move in the X-axis direction, the push rod comprises a hinged rod, a connecting rod and a push rod which are sequentially connected, one end of the hinged rod, which is far away from the push rod, is rotatably hinged with the moving seat, the push rod is positioned above the hinged rod, which is far away from the moving seat, so that the push rod is forced to rotate relative to the moving seat under the action of the circuit board to be recovered, the push rod is enabled to move to one side, which is far away from the turnover box, of the circuit board in the X-axis direction smoothly, at the moment, under the action of a reset piece, namely, the reset piece forces the hinged rod of the push rod to reset, so that the push rod of the push rod moves away from the moving seat, the push rod of the push rod is pressed against one side, which is far away from the turnover box, of the circuit board in the X-axis direction, then the pushing control mechanism controls the moving seat to drive the push rod to move towards the turnover box in the X-axis direction, and the push rod of the circuit board to be recovered is synchronously forced to move towards the turnover box in the X-axis direction, when one end of the push rod, which is far away from the hinge rod, is positioned above the moving plate in the Z-axis direction, the circuit boards on the first conveying belt and the second conveying belt are smoothly and completely discharged into the turnover box. When one turnover box is filled with the circuit boards, the motion control mechanism controls the moving plate to move in the Y-axis direction, so that the other turnover box is switched to receive and discharge materials. Therefore, the feeding and discharging device for the push plate can automatically and completely discharge and recycle the circuit board on the conveying device into the turnover box, has high automation degree, stable and reliable work, simple and compact structure and reduced space occupation.

The further scheme is that the pushing control mechanism comprises a first rotating wheel, a second rotating wheel, a pushing motor and a first transmission belt, the first rotating wheel is sleeved on a driving shaft of the pushing motor, the second rotating wheel is supported on the workbench in a rotating mode around a Z shaft, the first transmission belt is sleeved between the first rotating wheel and the second rotating wheel, and the movable seat is installed on the transmission belt.

The further scheme is that a first track is arranged on the workbench, the first track extends in the X-axis direction, a first moving block is mounted on the moving seat, and the first moving block can be matched with the first track in a moving mode in the X-axis direction; and/or two first recognizers are arranged on the workbench and arranged side by side in the X-axis direction, each first recognizer is provided with a first recognition groove, the movable seat is provided with a first tongue plate, and the first tongue plates are movably inserted into the first recognition grooves in the X-axis direction.

The further scheme is that the reset piece is a pressure spring, the pressure spring extends spirally in the Z-axis direction, and two ends of the pressure spring in the Z-axis direction are respectively abutted between the hinge rod and the movable seat.

The moving plate is provided with a first avoiding groove, the first avoiding groove is positioned between the first pressing plate and the partition plate, and one side of the moving plate, which is far away from the partition plate, is provided with a second recognizer; and/or the moving plate is provided with a second avoiding groove, the second avoiding groove is positioned between the second pressing plate and the partition plate, and one side of the moving plate, which is far away from the partition plate, is provided with a third recognizer.

The further scheme is that the motion control mechanism comprises a fixed plate, a horizontal control mechanism and a vertical control mechanism, the vertical control mechanism can control the fixed plate to move in the Z-axis direction, the horizontal control mechanism is arranged on the fixed plate, the horizontal control mechanism is a horizontal cylinder, and a piston rod of the horizontal cylinder extends in the Y-axis direction and is connected with the movable plate.

The fixing plate is provided with a first track extending in the Y-axis direction, and the fixing plate is provided with a first moving block movably matched with the first track in the Y-axis direction.

A fourth recognizer is arranged on one side of the fixing plate, a fourth recognition groove is formed in the fourth recognizer, the motion control mechanism further comprises a recognition plate arranged on the workbench, a plurality of second tongue plates are convexly arranged on one side, close to the fourth recognizer, of the recognition plate, the second tongue plates are arranged side by side in the Z-axis direction, and each second tongue plate can penetrate through the fourth recognition groove in the Z-axis direction; and/or a third tongue plate is arranged on one side of the fixing plate, the motion control mechanism further comprises two fifth recognizers arranged on the workbench, the two fifth recognizers are arranged side by side in the Z-axis direction, each fifth recognizer is provided with a fifth recognition groove, and the third tongue plate is movably inserted into each fifth recognition groove in the Z-axis direction.

According to a further scheme, the vertical control mechanism comprises a vertical motor, a vertical screw rod and a vertical nut, the vertical screw rod extends in the Z-axis direction, the vertical motor can control the vertical screw rod to rotate around the Z axis, and the vertical nut is mounted on the fixing plate and movably sleeved on the vertical screw rod in the Z-axis direction.

According to a further scheme, the vertical control mechanism further comprises a third rotating wheel, a fourth rotating wheel and a second driving belt, the third rotating wheel is sleeved on a driving shaft of the vertical motor, the fourth rotating wheel is sleeved on the vertical screw rod, and the second driving belt is sleeved between the third rotating wheel and the fourth rotating wheel.

Drawings

Fig. 1 is a first view structural diagram of an embodiment of a chip testing apparatus according to the present invention.

Fig. 2 is a second view structural diagram of the chip testing apparatus according to the embodiment of the utility model.

Fig. 3 is a partial structural view of an embodiment of the chip test apparatus of the present invention.

Fig. 4 is a structural diagram of a transplanting mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 5 is a first view partial structure diagram of a transplanting mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 6 is a second perspective partial structure diagram of a transplanting mechanism in an embodiment of the chip testing apparatus of the present invention.

FIG. 7 is a diagram of the structure of the board hooking mechanism, the conveying device and the board pushing mechanism in the embodiment of the chip testing device of the utility model.

FIG. 8 is a block diagram of a board hooking mechanism in an embodiment of the chip testing apparatus of the present invention.

FIG. 9 is a partial exploded view of a hook plate mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 10 is a structural view of a transfer device in an embodiment of the chip testing apparatus of the present invention.

FIG. 11 is a cross-sectional view of a conveyor in an embodiment of the chip testing apparatus of the present invention.

Fig. 12 is a structural diagram of a flipping mechanism in an embodiment of a chip testing apparatus according to the present invention.

Fig. 13 is a first view structural diagram of a chip testing apparatus in an embodiment of the chip testing device of the utility model.

Fig. 14 is a second view structural diagram of a chip testing device in an embodiment of the chip testing apparatus of the utility model.

FIG. 15 is a block diagram of an adjustment mechanism in an embodiment of the chip testing apparatus of the present invention.

FIG. 16 is an exploded view of an adjustment mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 17 is a structural diagram of a carrying and marking device in an embodiment of the chip testing apparatus of the present invention.

FIG. 18 is a block diagram of the vacuum nozzle, first hanger bar and second hanger bar in combination in an embodiment of the chip testing apparatus of the present invention.

Fig. 19 is a partial structural view of a transfer marking device in an embodiment of the chip testing apparatus of the present invention.

FIG. 20 is a block diagram of a pusher mechanism in an embodiment of the chip testing apparatus of the present invention.

FIG. 21 is a cross-sectional view of a pusher mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 22 is a structural diagram of a transfer mechanism in an embodiment of the chip testing apparatus of the present invention.

Fig. 23 is a first perspective partial structure view of a transfer mechanism in an embodiment of a chip testing apparatus according to the present invention.

Fig. 24 is a partial structural view of a second perspective of a transfer mechanism in an embodiment of the chip testing apparatus of the present invention.

The utility model is further explained with reference to the drawings and the embodiments.

Detailed Description

Referring to fig. 1 to 3, the embodiment discloses a chip testing device 1, which comprises a workbench 22, two sets of chip testing devices 5, a carrying and marking device 4, a conveying device 3, a plate hooking and feeding and discharging device 2 and a push plate feeding and discharging device 6, wherein the two sets of chip testing devices 5, the carrying and marking device 4, the conveying device 3, the plate hooking and feeding and discharging device 2 and the push plate feeding and discharging device 6 are respectively arranged on the workbench 22. The conveying device 3 conveys circuit boards, in which a plurality of chips are collected, in the X-axis direction. The hook plate feeding and discharging device 2 is located at a first end of the conveying device 3 in the X-axis direction and used for feeding the circuit boards to be tested in the turnover box onto the conveying device 3. Two sets of chip testing device 5 lie in conveyor 3's the outside on the Y axle direction and set up side by side in the X axle direction, transport marking device 4 is used for carrying the examination to be tested circuit board on conveyor 3 to two sets of chip testing device 5 respectively and carries out chip performance test to be used for carrying the completion test circuit board on two sets of chip testing device 5 back on conveyor 3, and transport marking device 4 is used for carrying out the point china ink to beat the unqualified chip of test on the completion test circuit board and beat the mark. The push plate feeding and discharging device 6 is located at the second end of the conveying device 3 in the X-axis direction and used for withdrawing the test circuit board feeding on the conveying device 3 into the turnover box.

Referring to fig. 4 to 9, the hook plate loading and unloading device 2 of the present embodiment includes a transplanting mechanism and a hook plate mechanism 23 disposed on the workbench 22, the transplanting mechanism includes a supporting plate 21, a driving control mechanism, a positioning plate 24, a first jacking plate 22, a first jacking control mechanism 219, a second jacking plate 227 and a second jacking control mechanism 220, and the driving control mechanism can control the supporting plate 21 to move in the Y-axis direction and the Z-axis direction respectively. The positioning plate 24 is located the backup pad 21, first top jam plate 22 and second top jam plate 227 are located the both sides of positioning plate 24 respectively in the Y axle direction, first top jam control mechanism 219 can control first top jam plate 22 and move in the Y axle direction, second top jam control mechanism 220 can control second top jam plate 227 and move in the Y axle direction, a turnover case can be placed in backup pad 21 and be located between first top jam plate 22 and the positioning plate 24, and a turnover case 7 can be placed in backup pad 21 and be located between second top jam plate 227 and the positioning plate 24, a plurality of circuit boards have been placed side by side in each turnover case 7 in the Z axle direction. Collude board mechanism 23 and be located the transplanting mechanism and be close to one side of conveyor 3 in the X axle direction, collude board mechanism 23 and include colluding board 232 and collude control mechanism 231, collude the steerable board 232 of control mechanism 231 and move in the X axle direction, and collude the board 232 and can be located the top of backup pad 21 in the Z axle direction. The plate-hooking loading and unloading device 2 of the present embodiment is located at a first end of the fixed rail of the conveying device 3 in the X-axis direction, and the plate-hooking mechanism 23 is located at a side of the transplanting mechanism close to the fixed rail in the X-axis direction.

One of the turnaround cases 7 is placed on the support plate 21 between the first knock-up plate 22 and the positioning plate 24, and one of the turnaround cases 7 is placed on the support plate 21 between the second knock-up plate 227 and the positioning plate 24, and then the first knock-up control mechanism 219 controls the first knock-up plate 22 to move toward the positioning plate 24 in the Y-axis direction so that the first knock-up plate 22 abuts against the turnaround case 7, and the turnaround case 7 is locked between the first knock-up plate 22 and the positioning plate 24, while the second knock-up control mechanism 220 controls the second knock-up plate 227 to move toward the positioning plate 24 in the Y-axis direction so that the second knock-up plate 227 abuts against the turnaround case 7, and the turnaround case 7 is locked between the second knock-up plate 227 and the positioning plate 24. Next, the hook control mechanism 231 controls the hook plate 232 to move in the X-axis direction to above the support plate 21, that is, the hook plate 232 is inserted into one turnover box 7. When the hook plate 232 is fixedly installed, after the hook plate 232 is inserted into one turnover box 7, the driving control mechanism controls the support plate 21 to move upwards or downwards in the Z-axis direction, so that the hook plate 232 is hooked on one side of an upper-layer circuit board in the turnover box 7, which is far away from the conveying device 3 in the X-axis direction, or the hook plate 232 is hooked on one side of a lower-layer circuit board in the turnover box 7, which is far away from the conveying device 3 in the X-axis direction, then the hook control mechanism 231 controls the hook plate 232 to move towards the conveying device 3 in the X-axis direction, and the hook plate 232 synchronously forces the upper-layer circuit board or the lower-layer circuit board in the turnover box 7 to move towards the conveying device 3 in the X-axis direction, so that the circuit boards in the turnover box 7 can be smoothly and completely loaded onto the conveying device 3 from the interior of the turnover box 7; when the hook plate 232 is rotatably hinged, the driving control mechanism controls the support plate 21 to move upward or downward to the feeding position in the Z-axis direction, the hook plate 232 is forced to rotate under the action of the upper circuit board or the lower circuit board in the turnover box 7 so that the hook plate 232 can move smoothly to the side of the upper circuit board or the lower circuit board in the turnover box 7 away from the conveying device 3 in the X-axis direction, at this time, the hook plate 232 resets to be hooked on the side of the upper circuit board or the lower circuit board in the turnover box 7 away from the conveying device 3 in the X-axis direction, then the hook control mechanism 231 controls the hook plate 232 to move towards the conveying device 3 in the X-axis direction, and the hook plate 232 synchronously forces the upper circuit board or the lower circuit board in the turnover box 7 to move towards the conveying device 3 in the X-axis direction, the circuit board in the circulation box 7 can be smoothly and completely loaded from the circulation box 7 to the conveying device 3. When the circuit board in one circulation box 7 is loaded, the driving control mechanism controls the support plate 21 in the Y-axis direction, so as to switch another circulation box 7 for loading. Therefore, the hook plate loading and unloading device 2 can automatically and smoothly load the circuit board in the turnover box 7 onto the conveying device 3 from the turnover box 7, the automation degree is high, the work is stable and reliable, the structure is simple and compact, and the occupied space is reduced.

The hook plate 232 of the present embodiment is provided by a rotary hinge, specifically, the hook plate mechanism 23 of the present embodiment further includes a mounting seat 233, a hinge plate 234 and an elastic element, the hook control mechanism 231 can control the mounting seat 233 to move in the X-axis direction, a first end of the hinge plate 234 is rotatably hinged to the mounting seat 233, the hook plate 232 is mounted at a second end of the hinge plate 234, and the elastic element forces the hinge plate 234 to return to enable the hook plate 232 to be parallel to the Z-axis direction. Further, in this embodiment, the first end of the hinge plate 234 is rotatably hinged to the mounting seat 233 through a rotating shaft, the elastic element is a torsion spring 235, the torsion spring 235 is sleeved on the rotating shaft, and two ends of the torsion spring 235 respectively abut against the hinge plate 234 and the mounting seat 233, and the torsion spring 235 can force the hinge plate 234 to return to enable the hook plate 232 to be parallel to the Z-axis direction, so that the hook plate 232 is hooked on the side of the upper-layer circuit board or the lower-layer circuit board in the circulation box 7, which is away from the conveying device 3 in the X-axis direction. In order to adjust the height of the hook plate 232 protruding out of the hinge plate 234 to adapt to circuit boards with different thicknesses, the second end of the hinge plate 234 is provided with a mounting hole 2341, the hook plate 232 is provided with a bar-shaped slot 2321, the bar-shaped slot 2321 extends in the extending direction of the hook plate 232 protruding out of the hinge plate 234, and the locking member can pass through the bar-shaped slot 2321 to be connected with the mounting hole 2341.

In order to improve the working reliability of the hook plate loading and unloading device 2, in this embodiment, the supporting plate 21 is provided with a first through groove 225, the first through groove 225 is located between the first tightening plate 22 and the positioning plate 24, one side of the supporting plate 21 away from the positioning plate 24 is provided with a first light sensor 221, light emitted by the first light sensor 221 passes through the first through groove 225 and irradiates on the turnover box 7 placed between the first tightening plate 22 and the positioning plate 24, so as to detect whether the turnover box 7 is placed between the first tightening plate 22 and the positioning plate 24, meanwhile, the supporting plate 21 is provided with a second through groove 226, the second through groove 226 is located between the second tightening plate 227 and the positioning plate 24, one side of the supporting plate 21 away from the positioning plate 24 is provided with a second light sensor 222, light emitted by the second light sensor 222 passes through the second through groove 226 and irradiates on the turnover box 7 placed between the second tightening plate 227 and the positioning plate 24, for detecting whether the turnover box 7 is placed between the second tightening plate 227 and the positioning plate 24. In order to improve the stability of the turnover box 7 placed on the support plate 21, the support plate 21 of the present embodiment is provided with a first limiting groove 223 and a second limiting groove 224, the first limiting groove 223 is located between the first tightening plate 22 and the positioning plate 24, the second limiting groove 224 is located between the second tightening plate 227 and the positioning plate 24, one end of one turnover box 7 can be located in the first limiting groove 223, and one end of one turnover box 7 can be located in the second limiting groove 224, so as to limit the position of the turnover box 7 on the support plate 21.

The driving control mechanism of the embodiment comprises a transplanting plate 28, a translation control mechanism and a lifting control mechanism, wherein the lifting control mechanism can control the transplanting plate 28 to move in the Z-axis direction, and the translation control mechanism is arranged on the transplanting plate 28. Wherein, the translation control mechanism is a translation cylinder 25, and a piston rod of the translation cylinder 25 extends in the Y-axis direction and is connected with the support plate 21. In order to improve the working stability of the support plate 21, the transplanting plate 28 of the present embodiment is provided with a guide rail 26, the guide rail 26 extends in the Y-axis direction, the support plate 21 is provided with a guide block 27, and the guide block 27 is movably engaged with the guide rail 26 in the Y-axis direction. In addition, one side of board 28 is provided with first inductor 29 in this embodiment, first inductor 29 has seted up first logical groove, drive control mechanism is still including setting up limiting plate 211 on workstation 22, one side protrusion that limiting plate 211 is close to first inductor 29 is provided with a plurality of protruding boards 2111, a plurality of protruding boards 2111 set up side by side in the Z axle direction, each protruding board 2111 can pass the first logical groove of first inductor 29 in the Z axle direction for the material loading of graduation detection turnover case 7 inner circuit board in the Z axle direction. In addition, one side of the transplanting plate 28 of this embodiment is provided with an induction plate 210, the driving control mechanism further includes two second inductors 212 disposed on the working table 22, the two second inductors 212 are disposed side by side in the Z-axis direction, each second inductor 212 is provided with a second through groove, the induction plate 210 is movably inserted into the second through groove of each second inductor 212 in the Z-axis direction, and the two second inductors 212 are respectively used for detecting stop points of the induction plate 210 reciprocating in the Z-axis direction.

The lifting control mechanism of this embodiment includes a lifting motor 218, a lifting screw 214 and a lifting nut, the lifting screw 214 extends in the Z-axis direction, the lifting motor 218 can control the lifting screw 214 to rotate around the Z-axis, and the lifting nut is mounted on the transplanting plate 28 and movably sleeved on the lifting screw 214 in the Z-axis direction. In order to improve the working stability and reliability of the lifting control mechanism, the lifting control mechanism of this embodiment further includes a driving wheel 217, a driven wheel 215 and an annular belt 216, the driving wheel 217 is sleeved on a driving shaft of the lifting motor 218, the driven wheel 215 is sleeved on the lifting screw 214, and the annular belt 216 is sleeved between the driving wheel 217 and the driven wheel 215.

Referring to fig. 10 to 12, the conveying device 3 of the present embodiment includes a frame 31, a fixed rail 343, a movable rail 32, a first conveying belt 34, a second conveying belt 320, a first conveying control mechanism, a second conveying control mechanism, a first screw 316, a second screw 315, a first gear 319, a second gear 317, and a timing belt 318, the fixed rail 343 and the movable rail 32 are respectively supported on the frame 31 and extend in the X-axis direction, and the fixed rail 343 and the movable rail 32 are arranged side by side in the Y-axis direction. The first conveyor belt 34 is movably supported on a side of the movable rail 32 close to the fixed rail 343 in the X-axis direction, the first conveyor control mechanism controls the first conveyor belt 34 to move in the X-axis direction, the second conveyor belt 320 is movably supported on a side of the fixed rail 343 close to the movable rail 32 in the X-axis direction, and the second conveyor control mechanism controls the second conveyor belt 320 to move in the X-axis direction. The first lead screw 316 extends in the Y-axis direction and is located at a first end of the movable rail 32 in the X-axis direction, the second lead screw 315 extends in the Y-axis direction and is located at a second end of the movable rail 32 in the X-axis direction, the first lead screw 316 and the second lead screw 315 are respectively supported on the frame 31 in a manner of being capable of rotating around the Y-axis, a first end nut on the movable rail 32 is movably sleeved on the first lead screw 316 in the Y-axis direction, and a second end nut 326 on the movable rail 32 is movably sleeved on the second lead screw 315 in the Y-axis direction. A first gear 319 is sleeved on one end of the first lead screw 316 in the Y-axis direction, a second gear 317 is sleeved on one end of the second lead screw 315 in the Y-axis direction, and the synchronous belt 318 is sleeved between the first gear 319 and the second gear 317.

The first lead screw 316 or the second lead screw 315 is controlled to rotate around the Y axis, because one end of the first lead screw 316 in the Y axis direction is sleeved with the first gear 319, one end of the second lead screw 315 in the Y axis direction is sleeved with the second gear 317, the synchronous belt 318 is sleeved between the first gear 319 and the second gear 317, so that the first lead screw 316 and the second lead screw 315 synchronously rotate around the Y axis, because the first end nut on the movable rail 32 is movably sleeved on the first lead screw 316 in the Y axis direction, the second end nut 326 on the movable rail 32 is movably sleeved on the second lead screw 315 in the Y axis direction, so that the movable rail 32 faces or is away from the fixed rail 343 in the Y axis direction, thereby the width between the first conveyer belt 34 and the second conveyer belt 320 in the Y axis direction is adjusted, so that the first conveyer belt 34 and the second conveyer belt 320 can convey products with different sizes, and one conveyer device 3 is compatible with multiple sizes, The use of multiple type of product, and simple structure, convenient operation is swift high-efficient, improves production efficiency, reduction in production cost. The hook plate loading and unloading device 2 of this embodiment loads the circuit boards in the turnover box 7 onto the first conveyor belt 34 and the second conveyor belt 320 of the conveyor device 3 of this embodiment.

Specifically, the other end of the second lead screw 315 in the Y-axis direction of this embodiment is sleeved with a hand wheel 314, and the hand wheel 314 can control the second lead screw 315 to rotate around the Y-axis, so as to adjust the width between the first conveyor belt 34 and the second conveyor belt 320 in the Y-axis direction. In order to improve the conveying precision of the conveying device 3 for the products, in this embodiment, at least one first light sensor 313 is disposed on a side of the movable rail 32 close to the fixed rail 343, the first light sensor 313 is disposed below the first conveying belt 34 in the Z-axis direction, at least one second light sensor 325 is disposed on a side of the fixed rail 343 close to the movable rail 32, the second light sensor 325 is disposed below the second conveying belt 320 in the Z-axis direction, and the first light sensor 313 and the second light sensor 325 are used for identifying the positions of the products on the first conveying belt 34 and the second conveying belt 320.

The first conveying control mechanism of this embodiment includes first conveying motor 38, first drive wheel 37 and two first drive bearings 35, and two first drive bearings 35 rotationally support at the both ends of movable rail 32 on the X axle direction, and first conveying motor 38 is installed on movable rail 32, and first drive wheel 37 has been cup jointed to first conveying motor 38's drive shaft, and first drive wheel 37 lies in between two first drive bearings 35 on the X axle direction, and first conveyer belt 34 cover is established between two first drive bearings 35 and first drive wheel 37. In addition, the second conveying control mechanism of this embodiment includes a second conveying motor 324, a second transmission wheel 323, and two second transmission bearings 321, the two second transmission bearings 321 are rotatably supported at two ends of the fixed rail 343 in the X-axis direction, the second conveying motor 324 is mounted on the fixed rail 343, a driving shaft of the second conveying motor 324 is sleeved with the second transmission wheel 323, the second transmission wheel 323 is located between the two second transmission bearings 321 in the X-axis direction, and the second conveying belt 320 is sleeved between the two second transmission bearings 321 and the second transmission wheel 323.

In order to improve the operational reliability and stability of the first conveyor belt 34 and the second conveyor belt 320, the first conveyor control mechanism of this embodiment further includes two first tensioning bearings 36, the two first tensioning bearings 36 are rotatably supported on the movable rail 32 and located at two sides of the first driving wheel 37 in the X-axis direction, and the two first tensioning bearings 36 are located between the first driving bearing 35 and the first driving wheel 37 in the Z-axis direction, the first conveyor belt 34 is sleeved between the two first driving bearings 35, the two first tensioning bearings 36 and the first driving wheel 37, and the second conveyor control mechanism further includes two second tensioning bearings 322, the two second tensioning bearings 322 are rotatably supported on the fixed rail 343 and located at two sides of the second driving wheel 323 in the X-axis direction, and the two second tensioning bearings 322 are located between the second driving bearing 321 and the second driving wheel 323 in the Z-axis direction, the second conveyor belt 320 is sleeved between the two second transmission bearings 321, the two second tensioning bearings 322 and the second transmission wheel 323.

This embodiment conveyor 3 still includes tilting mechanism 33, positioning mechanism and two sets of stop gear, and tilting mechanism 33 is close to the setting of colluding board unloader 2, and tilting mechanism 33, a set of stop gear, positioning mechanism and another set of stop gear distribute in proper order in the X axle direction and set up.

In this embodiment, the turnover mechanism 33 is disposed on the fixed rail 343 far away from the movable rail 32 or disposed on the movable rail 32 far away from the fixed rail 343, the turnover mechanism 33 includes a jacking control mechanism, a mounting plate 338, a rotation control mechanism, a rotary plate 339, a clamping jaw control mechanism, a first clamping jaw 334 and a second clamping jaw 335, the jacking control mechanism can control the mounting plate 338 to move in the Z-axis direction, the rotation control mechanism is disposed on the mounting plate 338, the rotation control mechanism can control the rotary plate 339 to rotate around the Y-axis, the clamping jaw control mechanism is disposed on the rotary plate 339, the clamping jaw control mechanism can control the first clamping jaw 334 and the second clamping jaw 335 to move toward or away from each other, and the first clamping jaw 334 and the second clamping jaw 335 can be embedded in a first avoidance groove of the fixed rail 343 or a second avoidance groove of the movable rail 32. When the circuit boards on the first conveyor belt 34 and the second conveyor belt 320 need to be turned over, the clamping jaw control mechanism controls the first clamping jaw 334 and the second clamping jaw 335 to move towards each other so as to clamp the circuit boards, then the jacking control mechanism controls the mounting plate 338 to move upwards in the Z-axis direction, the rotating control mechanism, the turntable 339, the clamping jaw control mechanism, the first clamping jaw 334, the second clamping jaw 335 and the circuit boards are synchronously driven to move upwards in the Z-axis direction to a preset rotating position, then the rotating control mechanism controls the turntable 339 to rotate 180 degrees around the Y-axis, the clamping jaw control mechanism, the first clamping jaw 334, the second clamping jaw 335 and the circuit boards are synchronously driven to rotate 180 degrees around the Y-axis, then the jacking control mechanism controls the mounting plate 338 to move downwards in the Z-axis direction, and the rotating control mechanism, the turntable 339, the clamping jaw control mechanism, the first clamping jaw 334, the second clamping jaw 335 and the turned circuit boards are synchronously driven to move downwards in the Z-axis direction to the first conveyor belt 34 and the second conveyor belt 320 The jaw control mechanism then controls the first jaw 334 and the second jaw 335 to move away from each other to release the flipped circuit board so that the flipped circuit board is placed on the first conveyor belt 34 and the second conveyor belt 320. To avoid damage to the circuit board caused by the first jaw 334 and the second jaw 335, a first glue board 336 is disposed on a side of the first jaw 334 adjacent to the second jaw 335, and a second glue board 337 is disposed on a side of the second jaw 335 adjacent to the first jaw 334. Specifically, the jack-up control mechanism of the present embodiment is a jack-up cylinder 331, the rotation control mechanism is a rotation cylinder 332, and the jaw control mechanism is a jaw cylinder 333.

The positioning mechanism of the present embodiment includes a presumption plate 39 and a presumption control mechanism. The positioning mechanism is provided on the fixed rail 343, the estimation plate 39 is provided opposite to the movable rail 32 in the Y-axis direction, and the estimation control mechanism can control the estimation plate 39 to move toward or away from the movable rail 32 in the Y-axis direction; alternatively, the positioning mechanism is provided on the movable rail 32, the estimation plate 39 is provided opposite to the fixed rail 343 in the Y axis direction, and the estimation control mechanism can control the estimation plate 39 to move toward or away from the fixed rail 343 in the Y axis direction. When it is necessary to perform a fixing operation on the products on the first and

second conveyor belts

34 and 320, the presumption control mechanism controls the presumption plate 39 in the Y-axis direction so that the products are fixed between the presumption plate 39 and the movable rail 32, or so that the products are fixed between the presumption plate 39 and the fixed rail 343, so that the relevant subsequent operations can be performed on the fixed products. The estimation control means of the present embodiment is the estimation cylinder 310.

The blocking mechanism of this embodiment is disposed on the fixed rail 343 or the movable rail 32, and includes a blocking plate 312 and a blocking plate control mechanism, the blocking plate 312 is located between the first conveying belt 34 and the second conveying belt 320 in the Y-axis direction, and the blocking plate control mechanism can control the blocking plate 312 to move in the Z-axis direction. When it is necessary to block the products on the first and

second conveyor belts

34 and 320 from being transferred to the next station, the barrier control mechanism controls the barrier 312 to move downward in the Z-axis direction, so that the barrier 312 blocks one side of the products, thereby blocking the products from being transferred to the next station. The baffle control mechanism in this embodiment is a baffle cylinder 311.

Referring to fig. 13 to 16, the chip testing device 5 of the present embodiment includes a testing cassette 51, a probe array 53, a top plate 54, a lift-up control mechanism, a movement control mechanism, and a receiving groove 55, wherein the testing cassette 51 and the probe array 53 are respectively disposed on the worktable 22, and the probe array 53 is electrically connected to the testing cassette 51. The top plate 54 is located below the probe array 53 in the Z-axis direction, the lift control mechanism may control the top plate 54 to move in the Z-axis direction, and the movement control mechanism may control the lift control mechanism and the top plate 54 to move in the Y-axis direction. The accommodating groove 55 is provided on the top plate 54, and the accommodating groove 55 is filled with alcohol.

The circuit board to be tested is placed on the top plate 54, the movement control mechanism controls the jacking control mechanism and the top plate 54 to drive the circuit board to be tested to move to the position under the probe array 53 in the Y-axis direction, and then the jacking control mechanism controls the top plate 54 to drive the circuit board to be tested to move upwards in the Z-axis direction, so that the probe array 53 and chips on the circuit board apply current, performance test is conducted on the chips, and relevant detection data are displayed through the test box 51. When needing to clean and cool down probe array 53, movement control mechanism control jacking control mechanism and roof 54 drive holding tank 55 and move to probe array 53 under in the Y axle direction, jacking control mechanism control roof 54 drives holding tank 55 upwards movement in the Z axle direction after that, make probe array 53 insert in the holding tank 55, thereby probe array 53 soaks in the alcohol in holding tank 55, the alcohol in the holding tank 55 carries out disinfection and sterilization cleanness to probe array 53, and carry out the physics cooling to probe array 53, thereby ensure probe array 53's test accuracy, and then improve the test accuracy. This embodiment chip testing arrangement 5 can automize and clean and cool down probe array 53 to improve test work efficiency, and degree of automation is high, can effectively reduce artificial working strength.

In order to prevent alcohol from splashing out of the containing groove 55, the chip testing device 5 of the present embodiment further includes a sponge 56, the sponge 56 is placed in the containing groove 55, the alcohol in the containing groove 55 is adsorbed by the sponge 56, and the probe array 53 can be inserted into the sponge 56, so that the alcohol filled in the sponge 56 cleans and cools the probe array 53. Because alcohol has volatility in the air, in order to ensure that holding tank 55 is filled with alcohol when probe array 53 needs cleaning and cooling, this embodiment chip testing arrangement 5 still includes nozzle 520, nozzle 520's inlet end and alcohol storage chamber are linked together, nozzle 520's play liquid end is located the top of holding tank 55 on the Z axle direction, movement control mechanism control jacking control mechanism and roof 54 drive holding tank 55 and move to nozzle 520 under the Y axle direction goes up, jacking control mechanism control roof 54 drives holding tank 55 and upwards moves on the Z axle direction after that, make nozzle 520's play liquid end can carry out alcohol filling in holding tank 55.

The jacking control mechanism of the embodiment is a jacking cylinder 511, and a piston rod of the jacking cylinder 511 extends in the Z-axis direction and is connected with the top plate 54. In order to improve the stability and reliability of the operation of the top plate 54, the top plate 54 of the present embodiment is provided with a slide rail 515 extending in the Z-axis direction, and the table 22 is provided with a slider, and the slide rail 515 is movably engaged with the slider in the Z-axis direction. The probe array 53 of the present embodiment is mounted on the worktable 22 through the flat plate 52, the flat plate 52 is provided with a stop bolt 59, the stop bolt 59 is located above the top plate 54 in the Z-axis direction, and the top plate 54 can be pressed against the polyurethane end of the stop bolt 59, so that the top plate 54 is buffered when moving to the highest position in the Z-axis direction. In addition, the movement control mechanism of the present embodiment includes a moving plate 512, a moving motor 510, a moving screw and a moving nut, the moving screw extends in the Y-axis direction, the moving motor 510 is mounted on the table 22 and controls the moving screw to rotate around the Y-axis, the moving nut is movably sleeved on the moving screw in the Y-axis direction, the moving plate 512 is mounted on the moving nut, and the jacking control mechanism and the top plate 54 are disposed on the moving plate 512. In addition, in this embodiment, the first photoelectric sensor 516 is disposed on the working platform 22, the first photoelectric sensor 516 is located at a first end of the movable screw rod in the Y-axis direction, the first photo-sensor 516 is provided with a first through-slot, the moving plate 512 is provided with a first dividing plate 517, the first dividing plate 517 is movably inserted into the first through-slot of the first photo-sensor 516 in the Y-axis direction, and a second photoelectric sensor 519 is arranged on the working table 22, the second photoelectric sensor 519 is positioned at the second end of the movable screw rod in the Y-axis direction, and the second photoelectric sensor 519 is provided with a second passing groove, the moving plate 512 is provided with a second dividing piece 518, the second dividing piece 518 is movably inserted into the second passing groove of the second photoelectric sensor 519 in the Y-axis direction, and the first photoelectric sensor 516 and the second photoelectric sensor 519 are respectively used for detecting stop points of the first dividing piece 517 and the second dividing piece 518 reciprocating in the Y-axis direction.

The chip testing device 5 of the embodiment further comprises a jig plate 57 and an adjusting mechanism, the jig plate 57 is arranged on the top plate 54, the adjusting mechanism can adjust the position of the jig plate 57 in the X-axis direction, the jig plate 57 is convexly provided with two positioning pins 58, the two positioning pins 58 are arranged diagonally relative to the central line of the jig plate 57, a circuit board to be tested is placed on the jig plate 57, and the circuit board to be tested and the two positioning pins 58 are sleeved with the circuit board to be tested to be matched, so that the circuit board to be tested is stable on the jig plate 57. Specifically, the adjusting mechanism of this embodiment includes a first fixing plate 513, a second fixing plate 521, a locking plate 523, a locking bolt 522 and a fine adjustment rod 514, where the first fixing plate 513 is installed on the top plate 54, and a boss 5131 is convexly disposed on an end surface of the first fixing plate 513, which is far away from the top plate 54 in the Z-axis direction, the boss 5131 extends in the X-axis direction, the second fixing plate 521 is movably disposed on the first fixing plate 513 in the X-axis direction, a groove 5211 is disposed on an end surface of the second fixing plate 521, which is close to the first fixing plate 513 in the Z-axis direction, the boss 5131 is located in the groove 5211, the locking plate 523 is disposed on a first side surface of the first fixing plate 513, a waist-shaped groove 5231 is disposed on the locking plate 523, the waist-shaped groove 5231 extends in the X-axis direction, a threaded hole is disposed on a first side surface of the second fixing plate 521, the locking bolt 522 can pass through the waist-shaped groove 5231 and be connected to the threaded hole, and a fine adjustment rod 513 is disposed on a second side surface of the first fixing plate 513, which is opposite to the first side surface of the first fixing plate 513 in the Y-axis direction The rod 514, the second side surface that second fixed plate 521 set up with the first side surface of second fixed plate 521 is relative in the Y axle direction is provided with dog 524, and fine setting thousandth pole 514 can force dog 524 to remove in the X axle direction to adjust the ascending position of second fixed plate 521 in the X axle direction, tool board 57 is installed on second fixed plate 521, and then adjusts the ascending position of tool board 57 in the X axle direction, improves the operational reliability of this embodiment chip testing device 5.

Referring to fig. 17 to 19, the transporting and marking device 4 of the present embodiment includes a transporting plate 42, a transporting control mechanism 41, a linkage plate 412, a linkage control mechanism 43, a rotating disk 45, a rotation control mechanism 44, a vacuum suction nozzle 46, a camera 47, an inkjet valve 49, and a marking control mechanism 48, wherein the transporting control mechanism 41 can control the transporting plate 42 to move in the X-axis direction and the Y-axis direction, respectively, and the linkage control mechanism 43, the marking control mechanism 48, and the camera 47 are disposed on the transporting plate 42, respectively. The linkage control mechanism 43 can control the linkage plate 412 to move in the Z-axis direction, the marking control mechanism 48 can control the ink jet valve 49 to move in the Z-axis direction, the ink jet valve 49 is provided with an ink jet port, the ink inlet end of the ink jet valve 49 is communicated with the ink storage cavity, the rotation control mechanism 44 is arranged on the linkage plate 412, the rotation control mechanism 44 can control the rotation disc 45 to rotate around the Z axis, and the vacuum suction nozzle 46 is arranged on the rotation disc 45. The camera 47 of this embodiment is a CCD camera.

The camera 47 photographs the circuit boards to be tested on the first conveyor belt 34 and the second conveyor belt 320, the vacuum suction nozzle 46 is used for sucking the circuit boards to be tested, the linkage control mechanism 43 controls the linkage plate 412 to drive the rotation control mechanism 44, the rotating disc 45, the vacuum suction nozzle 46 and the circuit boards to be tested to move upwards in the Z-axis direction, the circuit boards to be tested on the first conveyor belt 34 and the second conveyor belt 320 are sucked up for loading, the rotation control mechanism 44 controls the rotating disc 45 to drive the vacuum suction nozzle 46 and the circuit boards to be tested to rotate a certain angle around the Z-axis direction, the carrying control mechanism 41 controls the carrying plate 42 to move in the X-axis direction and the Y-axis direction respectively, so as to synchronously drive the linkage control mechanism 43, the marking control mechanism 48, the camera 47, the linkage plate 412, the rotation control mechanism 44, the rotating disc 45, the vacuum suction nozzle 46 and the circuit boards to be tested to move in the X-axis direction and the Y-axis direction, the circuit board to be tested is moved to the upper part of the jig plate of the chip testing device 5, at the moment, the camera 47 takes pictures of the positions of the two positioning pins of the jig plate, then the linkage control mechanism 43 controls the linkage plate 412 to drive the rotation control mechanism 44, the rotating disc 45, the vacuum suction nozzle 46 and the circuit board to be tested to move downwards in the Z-axis direction, the vacuum suction nozzle 46 cancels the adsorption force on the circuit board to be tested, so that the circuit board to be tested is accurately sleeved on the two positioning pins and placed on the jig plate, then the camera 47 takes pictures of the circuit board to be tested to confirm whether the circuit board to be tested is correctly placed, and then the chip testing device 5 performs performance testing on the circuit board to be tested on the jig plate. After the circuit board is tested, the carrying control mechanism 41 controls the carrying plate 42 to move in the X-axis direction and the Y-axis direction respectively, so as to synchronously drive the linkage control mechanism 43, the marking control mechanism 48, the camera 47, the linkage plate 412, the rotation control mechanism 44, the rotary disc 45 and the vacuum suction nozzle 46 to move in the X-axis direction and the Y-axis direction, so that the vacuum suction nozzle 46 moves to the position above the tested circuit board, then the linkage control mechanism 43 controls the linkage plate 412 to drive the rotation control mechanism 44, the rotary disc 45 and the vacuum suction nozzle 46 to move downwards in the Z-axis direction, the vacuum suction nozzle 46 adsorbs the tested circuit board to perform blanking, the rotation control mechanism 44 controls the rotary disc 45 to drive the vacuum suction nozzle 46 and the tested circuit board to rotate reversely by a certain angle around the Z-axis, then the carrying control mechanism 41 controls the carrying plate 42 to move in the X-axis direction and the Y-axis direction respectively, thereby synchronously driving the linkage control mechanism 43, the marking control mechanism 48, the camera 47, the linkage plate 412, the rotation control mechanism 44, the rotating disc 45, the vacuum suction nozzle 46 and the finished test circuit board to move in the X-axis direction and the Y-axis direction, so that the finished test circuit board moves above the first conveying belt 34 and the second conveying belt 320, then the linkage control mechanism 43 controls the linkage plate 412 to drive the rotation control mechanism 44, the rotating disc 45, the vacuum suction nozzle 46 and the finished test circuit board to move downwards in the Z-axis direction, the vacuum suction nozzle 46 cancels the suction force to the finished test circuit board, thereby placing the finished test circuit board on the first conveying belt 34 and the second conveying belt 320, then the turnover mechanism 33 rotates the finished test circuit board 180 degrees around the Y-axis, then the marking control mechanism 48 controls the ink jet valve 49 to move downwards in the Z-axis direction, so that the ink is jetted on the unqualified chip of the finished test circuit board through the ink jet port of the ink jet valve 49, thereby, the ink-dropping marking is carried out on the unqualified chip. Therefore, the chip testing equipment 1 integrates the functions of testing and unqualified product identification, and has high automation degree, high testing efficiency and high testing accuracy.

In order to improve the working reliability and stability of the transporting marking device 4, the number of the vacuum suction nozzles 46 in this embodiment is plural, the transporting marking device 4 further includes a first suspension rod 410 and a second suspension rod 411, the first suspension rod 410 and the second suspension rod 411 are connected to the rotation axis of the rotation disc 45 in a crossing manner, the first suspension rod 410 is provided with a first strip groove 4101 and a second strip groove 4102 at two radial ends of the rotation axis respectively, the first strip groove 4101 and the second strip groove 4102 extend in the radial direction of the rotation axis respectively, at least one vacuum suction nozzle 46 is installed in the first strip groove 4101, at least one vacuum suction nozzle 46 is installed in the second strip groove 4102, the second suspension rod 411 is provided with a third strip groove 4111 and a fourth strip groove 4112 at two radial ends of the rotation axis respectively, the third strip groove 4111 and the fourth strip groove 4112 extend in the radial direction of the rotation axis respectively, at least one vacuum suction nozzle 46 is installed in the third strip groove 4111, and at least one vacuum nozzle 46 is installed in the fourth elongated groove 4112.

Referring to fig. 20 to 24, the pusher block loading and unloading device 6 of this embodiment is located at a second end of the fixed rail 343 in the X-axis direction, the pusher block loading and unloading device 6 includes a transfer mechanism and a pusher block mechanism 63, the transfer mechanism includes a moving plate 61, a motion control mechanism, a partition 620, a first pressing plate 62, a first pressing control mechanism 618, a second pressing plate 64, and a second pressing control mechanism 619, and the motion control mechanism can control the moving plate 61 to move in the Y-axis direction and the Z-axis direction, respectively. The partition 620 is disposed on the moving plate 61, the first pressing plate 62 and the second pressing plate 64 are disposed on two sides of the partition 620 in the Y-axis direction, respectively, the first pressing control mechanism 618 can control the first pressing plate 62 to move in the Y-axis direction, the second pressing control mechanism 619 can control the second pressing plate 64 to move in the Y-axis direction, a container 7 can be placed on the moving plate 61 and between the first pressing plate 62 and the partition 620, and a container 7 can be placed on the moving plate 61 and between the second pressing plate 64 and the partition 620. The push plate mechanism 63 is located on one side of the transfer mechanism in the X-axis direction, the push plate mechanism 63 includes a moving seat 637, a push rod 638, a reset piece and a push control mechanism, the push control mechanism can control the moving seat 637 to move in the X-axis direction, the push rod 638 includes a hinge rod 6381, a connecting rod 6382 and a push rod 6383 which are connected in sequence, one end of the hinge rod 6381, which is far away from the push rod 6383, is rotatably hinged with the moving seat 637, and one end of the push rod 6383, which is far away from the hinge rod 6381, can be located above the moving plate 61 in the Z-axis direction. The push rod 6383 is located above the hinge rod 6381 away from the moving seat 637, and the reset member forces the hinge rod 6381 to reset so that the push rod 6383 moves away from the moving seat 637.

One of the containers 7 is placed on the moving plate 61 between the first pressing plate 62 and the partition 620, and one of the containers 7 is placed on the moving plate 61 between the second pressing plate 64 and the partition 620, and then the first pressing control mechanism 618 controls the first pressing plate 62 to move in the Y-axis direction toward the partition 620, so that the first pressing plate 62 presses the container 7, so that the container 7 is locked between the first pressing plate 62 and the partition 620, while the second pressing control mechanism 619 controls the second pressing plate 64 to move in the Y-axis direction toward the partition 620, so that the second pressing plate 64 presses the container 7, so that the container 7 is locked between the second pressing plate 64 and the partition 620. Then, the pushing control mechanism controls the moving seat 637 to drive the push rod 638 to move in the X-axis direction, since the push rod 638 includes the hinge rod 6381, the connecting rod 6382 and the push rod 6383 connected in sequence, the end of the hinge rod 6381 far from the push rod 6383 is rotatably hinged with the moving seat 637, the push rod 6383 is located above the hinge rod 6381 far from the moving seat 637, so that the push rod 638 is forced to rotate relative to the moving seat 637 under the action of the circuit boards on the first conveyor belt 34 and the second conveyor belt 320, so that the push rod 638 moves smoothly to the side of the circuit board far from the turnover box 7 in the X-axis direction, at this time, the push rod 638 is forced by the reset piece, that is, the reset piece forces the hinge rod 6381 of the push rod 638 to reset so that the push rod 6383 of the push rod 638 moves away from the moving seat 637, so that the push rod 6383 of the push rod 638 presses against the side of the circuit board far from the turnover box 7 in the X-axis direction, and then the pushing control mechanism controls the moving seat 637 to drive the push rod 638 to move in the turnover box 7 in the X-axis direction, the push rods 6383 of the push rods 638 synchronously force the circuit boards on the first conveyor belt 34 and the second conveyor belt 320 to move toward the circulation box 7 in the X-axis direction, i.e., smoothly and completely blanking the circuit boards on the first conveyor belt 34 and the second conveyor belt 320 into the circulation box 7 when one end of the push rod 6383, which is far from the hinge rod 6381, is located above the moving plate 61 in the Z-axis direction. When one of the turnover boxes 7 is filled with circuit boards, the moving control mechanism controls the moving plate 61 in the Y-axis direction, so as to switch the other turnover box 7 to receive and discharge. Therefore, the feeding and discharging device 6 for the push plate in the embodiment can automatically and smoothly and completely discharge the circuit board on the conveying device 3 and recycle the circuit board into the turnover box 7, and has the advantages of high automation degree, stable and reliable work, simple and compact structure and small occupied space.

In order to improve the operational reliability of the loading and unloading device 6 for pushing plates, the moving plate 61 of this embodiment is provided with a first avoiding groove 623, the first avoiding groove 623 is located between the first pressing plate 62 and the partition 620, the side of the moving plate 61 away from the partition 620 is provided with a second identifier 621, light emitted by the second identifier 621 passes through the first avoiding groove 623 and irradiates on the turnover box 7 placed between the first pressing plate 62 and the partition 620, the turnover box 7 is placed between the first pressing plate 62 and the partition 620 and used for detecting whether the turnover box 7 is placed between the first pressing plate 62 and the partition 620, the second avoiding groove 624 is formed in the moving plate 61, the second avoiding groove 624 is located between the second pressing plate 64 and the partition 620, the third recognizer 622 is arranged on one side, away from the partition 620, of the moving plate 61, light emitted by the third recognizer 622 penetrates through the second avoiding groove 624 to irradiate on the turnover box 7 placed between the second pressing plate 64 and the partition 620, and the turnover box 7 is placed between the second pressing plate 64 and the partition 620 and used for detecting whether the turnover box 7 is placed between the second pressing plate 64 and the partition 620. In order to improve the stability of the turnover box 7 placed on the supporting plate 21, the moving plate 61 of this embodiment is provided with a first positioning groove 625 and a second positioning groove 626, the first positioning groove 625 is located between the first pressing plate 62 and the partition 620, the second positioning groove 626 is located between the second pressing plate 64 and the partition 620, one end of one turnover box 7 can be located in the first positioning groove 625, and one end of one turnover box 7 can be located in the second positioning groove 626, so as to limit the position of the turnover box 7 on the moving plate 61.

The motion control mechanism of the present embodiment includes a fixed plate 68, a horizontal control mechanism and a vertical control mechanism, the vertical control mechanism can control the fixed plate 68 to move in the Z-axis direction, the horizontal control mechanism is disposed on the fixed plate 68, the horizontal control mechanism is a horizontal cylinder 65, and a piston rod of the horizontal cylinder 65 extends in the Y-axis direction and is connected to the moving plate 61. In order to improve the operation stability of the moving plate 61, the fixing plate 68 of the present embodiment is provided with a second rail 66, the second rail 66 extends in the Y-axis direction, and the fixing plate 68 is provided with a second moving block 67, and the second moving block 67 is movably engaged with the second rail 66 in the Y-axis direction. In addition, a fourth identifier 69 is disposed on one side of the fixing plate 68 in this embodiment, a fourth identification slot is formed in the fourth identifier 69, the motion control mechanism further includes an identification plate 611 disposed on the workbench 22, a plurality of second tongue plates 6111 are convexly disposed on one side of the identification plate 611 close to the fourth identifier 69, the plurality of second tongue plates 6111 are disposed side by side in the Z-axis direction, and each second tongue plate 6111 can pass through the fourth identification slot of the fourth identifier 69 in the Z-axis direction, so as to detect the recovery of the circuit board in the circulation box 7 in an indexing manner in the Z-axis direction. In addition, a third tongue plate 610 is disposed on one side of the fixing plate 68 in this embodiment, the motion control mechanism further includes two fifth identifiers 612 disposed on the workbench 22, the two fifth identifiers 612 are disposed side by side in the Z-axis direction, each fifth identifier 612 is provided with a fifth identification slot, the third tongue plate 610 is movably inserted into the fifth identification slot of each fifth identifier 612 in the Z-axis direction, and the two fifth identifiers 612 are respectively used for detecting stop points of the third tongue plate 610 reciprocating in the Z-axis direction.

The vertical control mechanism of this embodiment includes a vertical motor 617, a vertical screw 613, and a vertical nut, the vertical screw 613 extends in the Z-axis direction, the vertical motor 617 can control the vertical screw 613 to rotate around the Z-axis, and the vertical nut is mounted on the fixing plate 68 and movably sleeved on the vertical screw 613 in the Z-axis direction. In order to improve the working stability and reliability of the vertical control mechanism, the vertical control mechanism of this embodiment further includes a third rotating wheel 616, a fourth rotating wheel 614 and a second driving belt 615, wherein the third rotating wheel 616 is sleeved on the driving shaft of the vertical motor 617, the fourth rotating wheel 614 is sleeved on the vertical screw rod 613, and the second driving belt 615 is sleeved between the third rotating wheel 616 and the fourth rotating wheel 614.

The pushing control mechanism of this embodiment includes a first rotating wheel 632, a second rotating wheel 633, a pushing motor 631, and a first transmission belt 634, the first rotating wheel 632 is sleeved on a driving shaft of the pushing motor 631, the second rotating wheel 633 is rotatably supported on the worktable 22 around the Z axis, the first transmission belt 634 is sleeved between the first rotating wheel 632 and the second rotating wheel 633, and the movable seat 637 is mounted on the transmission belt. Specifically, in the embodiment, the workbench 22 is provided with the first rail 635, the first rail 635 extends in the X-axis direction, the moving seat 637 is provided with the first moving block 636, the first moving block 636 is movably matched with the first rail 635 in the X-axis direction, the workbench 22 is provided with two first identifiers 6310, the two first identifiers 6310 are arranged side by side in the X-axis direction, each first identifier 6310 is provided with a first identification slot, the moving seat 637 is provided with a first tongue plate 6311, and the first tongue plate 6311 is movably inserted into the first identification slot of each first identifier 6310 in the X-axis direction. Further, the reset member in this embodiment is a compressed spring 639, the compressed spring 639 extends spirally in the Z-axis direction, and both ends of the compressed spring 639 in the Z-axis direction are respectively pressed between the hinge lever 6381 and the movable seat 637.

The hook plate loading and unloading device 2 of the chip testing apparatus 1 of this embodiment loads the circuit board to be tested onto the first conveyor belt 34 and the second conveyor belt 320 of the conveyor device 3, and then the turnover mechanism 33 of the conveyor device 3 rotates the circuit board to be tested on the first conveyor belt 34 and the second conveyor belt 320 by 180 ° around the Y axis, so that the back pin of the circuit board to be tested faces upward, so that the probe array 53 of the chip testing device 5 is electrically connected with the back pin of the circuit board to be tested. Next, the transporting and marking device 4 of the chip testing apparatus 1 of this embodiment transports the circuit board to be tested, which is turned over by 180 ° on the first conveyer belt 34 and the second conveyer belt 320, to the chip testing device 5 for chip performance testing, and transports the tested circuit board on the chip testing device 5 back to the first conveyer belt 34 and the second conveyer belt 320. Subsequently, the turnover mechanism 33 of the transport device 3 rotates the completed test circuit boards on the first and

second transport belts

34 and 320 by 180 ° around the Y axis so that the back pins of the completed test circuit boards face downward, and then the first and

second transport belts

34 and 320 transport the completed test circuit boards turned by 180 ° to the next station. When the test circuit board which is turned 180 degrees is conveyed to the positioning mechanism of the conveying device 3, the positioning mechanism fixes the test circuit board which is turned 180 degrees between the pushing plate 39 and the movable rail 32, or the positioning mechanism fixes the test circuit board which is turned 180 degrees between the pushing plate 39 and the fixed rail 343, and then the marking control mechanism 48 of the conveying marking device 4 controls the ink jet valve 49 to move downwards in the Z-axis direction, so that ink is jetted on the unqualified chip of the test circuit board which is turned 180 degrees through the ink jet port of the ink jet valve 49, and the unqualified chip is marked by ink spotting. Then, the test circuit board after the ink spotting and marking is blanked and retracted into the turnover box 7 through the push plate loading and unloading device 6 of the chip test equipment 1 in the embodiment, so that the chip test and marking work is automatically completed.

The above embodiments are merely preferred examples of the present invention, and not intended to limit the scope of the utility model, so that equivalent changes or modifications made based on the structure, characteristics and principles of the utility model as claimed should be included in the claims of the present invention.

Claims

1. The push plate loading and unloading device comprises a workbench and is characterized by also comprising a transfer mechanism and a push plate mechanism which are arranged on the workbench, wherein the transfer mechanism comprises a movable plate, a motion control mechanism, a partition plate, a first pressing control mechanism, a second pressing plate and a second pressing control mechanism, and the motion control mechanism can control the movable plate to move in the Y-axis direction and the Z-axis direction respectively;

the partition plate is positioned on the movable plate, the first pressing plate and the second pressing plate are respectively positioned on two sides of the partition plate in the Y-axis direction, the first pressing control mechanism can control the first pressing plate to move in the Y-axis direction, the second pressing control mechanism can control the second pressing plate to move in the Y-axis direction, a turnover box can be placed on the movable plate and positioned between the first pressing plate and the partition plate, and the turnover box can be placed on the movable plate and positioned between the second pressing plate and the partition plate;

the push plate mechanism is positioned on one side of the transfer mechanism in the X-axis direction and comprises a moving seat, a push rod, a reset piece and a push control mechanism, the push control mechanism can control the moving seat to move in the X-axis direction, the push rod comprises a hinged rod, a connecting rod and a push rod which are sequentially connected, one end, far away from the push rod, of the hinged rod is rotatably hinged with the moving seat, and one end, far away from the hinged rod, of the push rod can be positioned above the moving plate in the Z-axis direction;

the push rod is located above the hinged rod far away from the moving seat, and the reset piece forces the hinged rod to reset so that the push rod moves far away from the moving seat.

2. The pusher loading and unloading device as claimed in claim 1, wherein:

the pushing control mechanism comprises a first rotating wheel, a second rotating wheel, a pushing motor and a first transmission belt, the first rotating wheel is connected to a driving shaft of the pushing motor in a sleeved mode, the second rotating wheel is supported on the workbench in a rotating mode around a Z axis, the first transmission belt is sleeved between the first rotating wheel and the second rotating wheel, and the moving seat is installed on the transmission belt.

3. The pusher loading and unloading device as claimed in claim 1, wherein:

the workbench is provided with a first rail, the first rail extends in the X-axis direction, the moving seat is provided with a first moving block, and the first moving block can be movably matched with the first rail in the X-axis direction;

and/or two first recognizers are arranged on the workbench and arranged side by side in the X-axis direction, each first recognizer is provided with a first recognition groove, the movable seat is provided with a first tongue plate, and the first tongue plates are movably inserted into the first recognition grooves in the X-axis direction.

4. The pusher plate loading and unloading device as claimed in claim 1, wherein:

the piece that resets is the pressure spring, the pressure spring extends at Z axle direction epitrochoid, the both ends of pressure spring in Z axle direction support respectively press at the articulated arm with remove between the seat.

5. The pusher loading and unloading device as claimed in claim 1, wherein:

the movable plate is provided with a first avoiding groove, the first avoiding groove is positioned between the first pressing plate and the partition plate, and one side of the movable plate, which is far away from the partition plate, is provided with a second recognizer;

and/or the moving plate is provided with a second avoiding groove, the second avoiding groove is positioned between the second pressing plate and the partition plate, and one side of the moving plate, which is far away from the partition plate, is provided with a third recognizer.

6. The pusher loading and unloading device as claimed in any one of claims 1 to 5, wherein:

the motion control mechanism comprises a fixed plate, a horizontal control mechanism and a vertical control mechanism, the vertical control mechanism can control the fixed plate to move in the Z-axis direction, and the horizontal control mechanism is arranged on the fixed plate;

the horizontal control mechanism is a horizontal cylinder, and a piston rod of the horizontal cylinder extends in the Y-axis direction and is connected with the moving plate.

7. The pusher plate loading and unloading device as claimed in claim 6, wherein:

the fixed plate is provided with a second track, the second track extends in the Y-axis direction, and the fixed plate is provided with a second motion block which can be movably matched with the second track in the Y-axis direction.

8. The pusher loading and unloading device as claimed in claim 6, wherein:

a fourth recognizer is arranged on one side of the fixing plate, a fourth recognition groove is formed in the fourth recognizer, the motion control mechanism further comprises a recognition plate arranged on the workbench, a plurality of second tongue plates are convexly arranged on one side, close to the fourth recognizer, of the recognition plate, the second tongue plates are arranged side by side in the Z-axis direction, and each second tongue plate can penetrate through the fourth recognition groove in the Z-axis direction;

and/or a third tongue plate is arranged on one side of the fixing plate, the motion control mechanism further comprises two fifth recognizers arranged on the workbench, the two fifth recognizers are arranged side by side in the Z-axis direction, each fifth recognizer is provided with a fifth recognition groove, and the third tongue plate is movably inserted into each fifth recognition groove in the Z-axis direction.

9. The pusher loading and unloading device as claimed in claim 6, wherein:

the vertical control mechanism comprises a vertical motor, a vertical screw rod and a vertical nut, the vertical screw rod extends in the Z-axis direction, the vertical motor can control the vertical screw rod to rotate around the Z axis, and the vertical nut is mounted on the fixed plate and movably sleeved on the vertical screw rod in the Z-axis direction.

10. The pusher loading and unloading device as claimed in claim 9, wherein:

the vertical control mechanism further comprises a third rotating wheel, a fourth rotating wheel and a second transmission belt, the third rotating wheel is sleeved on a driving shaft of the vertical motor, the fourth rotating wheel is sleeved on the vertical screw rod, and the second transmission belt is sleeved between the third rotating wheel and the fourth rotating wheel.