CN222728961U

CN222728961U - Automatic loading and unloading device

Info

Publication number: CN222728961U
Application number: CN202420927307.5U
Authority: CN
Inventors: 沈杰; 吴小明
Original assignee: Silicon Electric Semiconductor Equipment Shenzhen Co ltd
Current assignee: Silicon Electric Semiconductor Equipment Shenzhen Co ltd
Priority date: 2024-04-29
Filing date: 2024-04-29
Publication date: 2025-04-08
Anticipated expiration: 2034-04-29

Abstract

The utility model discloses an automatic loading and unloading device, which includes a frame, a pick-and-place mechanism, an adjustment mechanism and a storage box; the pick-and-place mechanism is installed on the frame, the pick-and-place mechanism includes a lifting platform, a rotating platform, a base and a clamping assembly, the lifting platform is installed on the frame, the rotating platform is rotatably arranged on the top of the lifting platform, the base is connected to the rotating platform, the clamping assembly includes a first driving member and a clamping claw, the first driving member is used to drive the clamping claw to slide along the base; the adjustment mechanism includes a mounting frame and an adjustment assembly, the mounting frame has a mounting cavity, the adjustment assembly is arranged in the mounting cavity, the adjustment assembly has an adjustment platform, the mounting frame and the lifting platform are spaced apart, and the mounting cavity is provided with a mounting opening on one side of the lifting platform; the storage box is installed on the mounting frame, the storage box has a storage cavity, and the storage cavity is provided with a storage opening on one side of the lifting platform. The automatic loading and unloading device of the utility model has a high degree of automation, liberates manual labor, and improves the testing efficiency of chips.

Description

Automatic loading and unloading device

Technical Field

The utility model relates to the technical field of chip detection, in particular to an automatic chip loading and unloading device.

Background

In the test of semiconductor chips, the chips to be tested are placed on a carrying platform of a test probe platform and are well adjusted, then the carrying platform is used for adsorbing and stabilizing the chips so as to test, and the chips are taken down after the test is completed.

Under normal conditions, the chip is manually placed on the slide holder and adjusted before the test, and the chip unloading action after the test is completed is also manually completed. The traditional manual disc loading and unloading mode has lower disc changing speed, and longer time for completing disc changing once is not beneficial to improving production efficiency.

Therefore, it is necessary to provide an automatic sheet loading and unloading device to solve the above technical problems.

Disclosure of utility model

The utility model mainly aims to provide an automatic chip loading and unloading device, which aims to solve the problem of low automation degree in the existing chip testing process.

In order to achieve the above object, the present utility model provides an automatic film feeding and discharging device, comprising:

A frame;

the picking and placing mechanism is arranged on the frame and comprises a lifting table, a rotating table, a base and a clamping assembly, wherein the lifting table is arranged on the frame, the rotating table is rotatably arranged at the top of the lifting table, the base is connected with the rotating table, the clamping assembly comprises a first driving piece and clamping jaws, and the first driving piece is used for driving the clamping jaws to slide along the base;

The adjusting mechanism comprises a mounting frame and an adjusting assembly, wherein the mounting frame is provided with a mounting cavity, the adjusting assembly is arranged in the mounting cavity and is provided with an adjusting platform, the mounting frame and the lifting platform are arranged at intervals, and one side of the mounting cavity, facing the lifting platform, is provided with a mounting opening;

The storage box is arranged on the mounting frame and is provided with a storage cavity, and one side of the storage cavity, which faces the lifting platform, is provided with a storage opening.

Optionally, be provided with the slide rail on the base, the slide rail is followed the length direction of base extends, clamping assembly still includes slider, connecting plate and first driving piece, the slider with slide rail sliding connection, the connecting plate is connected the slider with the clamping jaw, first driving piece is used for the drive the slider drives the clamping jaw is followed the slide rail slides.

Optionally, the clamping jaw includes slide glass portion, bottom plate, clamping part, second driving piece and connecting block, slide glass portion be located the bottom plate with between the clamping part and install in the bottom plate, the connecting block is connected the bottom plate with the connecting plate, slide glass portion with the clamping part interval sets up and forms the centre gripping space, the second driving piece is used for the drive clamping part goes up and down, in order to be located chip clamp or unclamp in the centre gripping space.

Optionally, the quantity of clamping component is two, two clamping component along vertical interval set up in the base top, the quantity of slide rail is two, two the slide rail is followed the width direction interval setting of base, two the slider one-to-one installs in two the slide rail, two the connecting plate one-to-one connects two the slider with the clamping jaw.

Optionally, the adjusting part includes carousel, mount pad and third driving piece, the carousel install in the mount pad, the mount pad install in the mounting bracket, the third driving piece is used for the drive the carousel is relative the mount pad rotates, the top of carousel forms adjustment platform.

Optionally, the carousel includes disc and extension board, the mounting groove that a plurality of intervals set up has been seted up along its circumference to the disc, the quantity of extension board with the quantity of mounting groove is unanimous and one-to-one, the extension board is installed in the mounting groove that corresponds just the top of extension board with the top parallel and level setting of disc.

Optionally, the elevating platform includes lifter post, lifter plate, ball nut, lead screw and fourth driving piece, the lifter post install in on the lifter plate, the lifter plate is connected ball nut, the vertical extension of lead screw, ball nut cover is located the lead screw, fourth driving piece is used for the drive the lead screw rotates, so that the cover is located the ball nut of lead screw drives the lifter plate with the lifter post rises or descends, the rotation platform install in lifter post top.

Optionally, a plurality of draw-in grooves along vertical interval setting have all been seted up to the both sides wall of storage box, the draw-in groove is followed the extending direction of lateral wall extends, and two arbitrary relative draw-in groove parallel and level sets up and is used for supplying a chip card to go into.

Optionally, the storage box is detachably connected with the mounting frame.

Optionally, a plurality of travelling wheels are arranged at the bottom of the frame at intervals.

According to the technical scheme, the automatic chip loading and unloading device comprises a frame, a picking and placing mechanism, an adjusting mechanism and a storage box, wherein the picking and placing mechanism comprises a lifting platform, a rotating platform, a base and a clamping assembly, the lifting platform is arranged on the frame, the lifting platform drives the rotating platform and the clamping assembly to ascend or descend so that clamping jaws correspond to a storage port, the clamping jaws are used for sliding along the base and stretching into the storage cavity under the driving of a first driving piece, the adjusting mechanism comprises a mounting frame and an adjusting assembly, the mounting frame is provided with the mounting cavity, the adjusting assembly is arranged in the mounting cavity, the adjusting assembly is provided with an adjusting platform, the mounting frame is arranged at intervals with the lifting platform, the first driving piece drives the clamping jaws to slide along the base and stretch into the mounting cavity, the clamping jaws loosen the chip after entering the mounting cavity so as to place the chip on the adjusting platform, the adjusting platform adjusts the chip to a proper angle and positions, the rotating platform rotates relative to the lifting platform, the base and the clamping jaws on the rotating platform are driven to rotate, the probe testing platform can be arranged on two sides of the frame, the rotating platform rotates to the testing platform and rotate, the clamping jaws and the clamping jaws can rotate, the probe and the clamping jaws can be automatically moved to the position the testing platform along the first driving piece and slide along the base, the clamping jaw and can be automatically moved to the position to the chip to the position to be manually and automatically adjusted to the chip.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a front view of an automatic loading and unloading device according to an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of an automatic loading and unloading device according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a base and a clamping assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic front view of the base and clamping assembly according to the embodiment of the present utility model;

FIG. 5 is a schematic view of a clamping assembly according to an embodiment of the utility model;

FIG. 6 is a schematic diagram of an adjusting assembly according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a structure of a lifting platform and a rotating platform according to an embodiment of the present utility model;

fig. 8 is a schematic structural diagram of a storage box according to an embodiment of the utility model.

Reference numerals illustrate:

Reference numerals	Name of the name	Reference numerals	Name of the name
				100	Automatic loading and unloading device	2421	Slide part
1	Rack	2422	Bottom plate
				2	Picking and placing mechanism	2423	Clamping part
3	Adjusting mechanism	2424	Second driving member
				4	Storage box	2425	Connecting block
21	Lifting table	2426	Clamping space
				22	Rotary table	321	Turntable
23	Base seat	322	Mounting base
				24	Clamping assembly	323	Third driving member
241	First driving member	3211	Adjusting platform
				242	Clamping jaw	3212	Disc
31	Mounting rack	3213	Extension board
				32	Adjusting assembly	3214	Mounting groove
311	Mounting cavity	211	Lifting column
				3111	Mounting opening	212	Lifting plate
41	Storage cavity	213	Ball nut
				411	Material storage port	214	Screw rod
231	Sliding rail	215	Fourth driving piece
				243	Sliding block	42	Clamping groove
244	Connecting plate	11	Walking wheel
				200	Chip

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in fig. 1 to 4), and if the specific posture is changed, the directional indicators are correspondingly changed.

In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The utility model provides an automatic sheet feeding and discharging device.

As shown in fig. 1 to 3, the automatic film feeding and discharging device 100 comprises a frame 1, a picking and placing mechanism 2, an adjusting mechanism 3 and a storage box 4, wherein the picking and placing mechanism 2 is installed on the frame 1, the picking and placing mechanism 2 comprises a lifting table 21, a rotating table 22, a base 23 and a clamping assembly 24, the lifting table 21 is installed on the frame 1, the rotating table 22 is rotatably arranged at the top of the lifting table 21, the base 23 is connected with the rotating table 22, the clamping assembly 24 comprises a first driving piece 241 and a clamping jaw 242, the first driving piece 241 is used for driving the clamping jaw 242 to slide along the base 23, the adjusting mechanism 3 comprises a mounting frame 31 and an adjusting assembly 32, the mounting frame 31 is provided with a mounting cavity 311, the adjusting assembly 32 is arranged in the mounting cavity 311, the adjusting assembly 32 is provided with an adjusting platform 3211, the mounting frame 31 is arranged at intervals with the lifting table 21, the mounting cavity 311 is provided with a mounting opening 3111 towards one side of the lifting table 21, the storage box 4 is installed on the mounting frame 31, the storage box 4 is provided with a storage cavity 41, and the storage cavity 41 is provided with a storage opening 411 towards one side of the lifting table 21.

In the above embodiment, in the use process of the automatic sheet feeding and discharging device 100, the lifting platform 21 drives the rotating platform 22 and the clamping assembly 24 to lift or descend so that the clamping jaw 242 corresponds to the material storage opening 411, the clamping jaw 242 is used to slide along the base 23 and extend into the material storage cavity 41 under the driving of the first driving member 241, when the clamping jaw 242 extends into the material storage cavity 41, the clamping jaw 242 clamps the chip 200, the first driving member 241 drives the clamping jaw 242 to withdraw from the material storage cavity 41 so that the clamping jaw 242 takes out the chip 200 in the material storage cavity 41, the sheet feeding operation of the chip 200 is achieved, after that, the lifting platform 21 drives the rotating platform 22 and the clamping assembly 24 to descend until the clamping jaw 242 descends to a position corresponding to the mounting opening 3111, the first driving member 241 drives the clamping jaw 242 to slide along the base 23 and extend into the mounting cavity 311, after the clamping jaw 242 enters the mounting cavity 311, the clamping jaw 242 releases the chip 200 to place the chip 3211, the adjusting platform 3211 adjusts the chip 200 to adjust the chip 200 to a proper angle and position, then the clamping jaw 242 slides along the base 23 again and stretches into the mounting cavity 311, and clamps the chip 200 on the adjusting platform 3211 to take out the chip 200 on the adjusting platform 3211, the rotating platform 22 is used for driving the base 23 to rotate so that the clamping jaw 242 corresponds to an external probe test platform, specifically, the rotating platform 22 rotates relative to the lifting platform 21 and drives the base 23 and the clamping jaw 242 on the rotating platform 22 to rotate, the probe test platform can be arranged on the front side and the rear side of the frame 1, the rotating platform 22 rotates the clamping jaw 242 to correspond to the probe test platform, the first driving piece 241 drives the clamping jaw 242 to slide along the base 23 and place the chip 200 on the probe test platform so that the probe test platform detects the chip 200, when the probe test platform finishes testing the chip 200, the first driving piece 241 drives to move to the probe test bench, the clamping jaw 242 clamps the chip 200 on the probe test bench, the rotating table 22 drives the base 23 to rotate and drives the base 23 to return, the lifting seat ascends and enables the clamping jaw 242 to correspond to the storage opening 411, the first driving piece 241 drives the clamping jaw 242 to stretch into the storage cavity 41 again, the clamping jaw 242 loosens and places the tested chip 200 into the storage cavity 41, so that the automatic chip loading and unloading device 100 in the embodiment can realize operations of automatic chip taking, adjustment, testing and the like of the chip 200, the position of the chip 200 does not need to be adjusted by manual means, and after the chip 200 is tested, the chip 200 can be taken down and placed back into the storage box 4, so that the degree of automation is high, the manual work is liberated, and the testing efficiency of the chip 200 is improved.

In an embodiment, a sliding rail 231 is disposed on the base 23, the sliding rail 231 extends along a length direction of the base 23, the clamping assembly 24 further includes a slider 243 and a connecting plate 244, the slider 243 is slidably connected with the sliding rail 231, the connecting plate 244 connects the slider 243 and the clamping jaw 242, the first driving member 241 is used for driving the slider 243 and driving the clamping jaw 242 to slide along the sliding rail 231, in this embodiment, by disposing the sliding rail 231 and the slider 243 in sliding connection, the clamping jaw 242 can play a guiding role and move stably in a sliding process along the base 23, the connecting plate 244 plays a role of connecting the clamping jaw 242 and the slider 243, the first driving member 241 in this embodiment is a motor, driving of the clamping jaw 242 is achieved through belt transmission, in other embodiments, the first driving member 241 may also be an air cylinder, or the clamping jaw 242 may adopt a manipulator clamping jaw 242, which is not limited in this embodiment.

In an embodiment, referring to fig. 4 and 5, the clamping jaw 242 includes a carrier part 2421, a bottom plate 2422, a clamping part 2423, a second driving member 2424 and a connecting block 2425, the carrier part 2421 is located between the bottom plate 2422 and the clamping part 2423 and is mounted on the bottom plate 2422, the connecting block 2425 is connected to the bottom plate 2422 and the connecting plate 244, the carrier part 2421 and the clamping part 2423 are spaced apart to form a clamping space 2426, and the second driving member 2424 is used for driving the clamping part 2423 to lift so as to clamp or unclamp the chip 200 located in the clamping space 2426. In this embodiment, the slide part 2421 is used for supporting the chip 200, since the clamping jaw 242 in this embodiment clamps only one end of the chip 200, the slide part 2421 can prevent the end of the chip 200 away from the clamping jaw 242 from falling down due to the action of gravity, the connecting block 2425 plays a role of connecting the bottom plate 2422 and the connecting plate 244, so that the first driving member 241 drives the connecting plate 244 to move and then can drive the bottom plate 2422 to move through the connecting block 2425, thereby driving the clamping jaw 242 to move along the base 23, the slide part 2421 and the clamping part 2423 are arranged at intervals and form a clamping space 2426, the slide part 2421 is located below the clamping part 2423, the second driving member 2424 in this embodiment can be an air cylinder, the clamping part 2423 can be driven by the second driving member 2424 to achieve the rising or falling movement, after the second driving member 2424 drives the clamping part 2423 to descend, the slide part 2421 and the clamping part 2423 cooperate to clamp the chip 200 located in the clamping proximity, and after the second driving member 2424 drives the clamping part 2423 to rise, the clamping part 2423 and the chip 200 located in the clamping space 2426 are located in the clamping space 200 or unclamping space.

In an embodiment, the number of the clamping assemblies 24 is two, the two clamping assemblies 24 are vertically arranged above the base 23 at intervals, the number of the sliding rails 231 is two, the two sliding rails 231 are arranged at intervals along the width direction of the base 23, the two sliding blocks 243 are correspondingly arranged on the two sliding rails 231 one by one, and the two connecting plates 244 are correspondingly connected with the two sliding blocks 243 and the clamping jaws 242 one by one. In this embodiment, by arranging two clamping assemblies 24, the automatic wafer loading and unloading device 100 in this embodiment can carry two probe test stations for use, specifically, two probe test stations can be respectively arranged on the front side and the rear side of the rack 1, each clamping assembly 24 can clamp one chip 200, and through the rotation of the rotating table 22, the chips 200 clamped by the two clamping assemblies 24 are placed on the two probe test stations in a one-to-one correspondence for detection, so that the test efficiency of the chips 200 is increased.

In an embodiment, referring to fig. 6, the adjusting assembly 32 includes a turntable 321, a mounting seat 322 and a third driving member 323, the turntable 321 is mounted on the mounting seat 322, the mounting seat 322 is mounted on the mounting frame 31, the third driving member 323 is used for driving the turntable 321 to rotate relative to the mounting seat 322, and the top of the turntable 321 forms an adjusting platform 3211. In this embodiment, the mounting seat 322 is mounted on the mounting frame 31 to realize the fixation of the mounting seat 322, the bottom of the turntable 321 may be connected with a rotating shaft, and the third driving member 323 may rotate through the rotating shaft driving the bottom plate 2422 of the turntable 321 to drive the turntable 321 to rotate, thereby driving the chip 200 placed on the top of the turntable 321 to rotate, so as to realize the adjustment of the chip 200.

Based on the above embodiment, the turntable 321 includes a disc 3212 and an extension plate 3213, where the disc 3212 is provided with a plurality of installation grooves 3214 arranged at intervals along its circumferential direction, the number of the extension plates 3213 is consistent with the number of the installation grooves 3214 and corresponds to one, the extension plates 3213 are installed in the corresponding installation grooves 3214, and the top of the extension plates 3213 is flush with the top of the disc 3212. In this embodiment, by providing a plurality of mounting grooves 3214 along the circumferential direction of the disc 3212 and providing an extension plate 3213 in each mounting groove 3214, the bearing area of the disc 3212 in this embodiment is increased, so that the extension portion can play a supporting role on the chip 200, and the top of the extension portion is flush with the top of the disc 3212, so that the chip 200 above the disc 3212 can be placed stably.

In an embodiment, referring to fig. 7, the lifting platform 21 includes a lifting column 211, a lifting plate 212, a ball nut 213, a screw rod 214 and a fourth driving member 215, the lifting column 211 is mounted on the lifting plate 212, the lifting plate 212 is connected with the ball nut 213, the screw rod 214 extends vertically, the ball nut 213 is sleeved on the screw rod 214, the fourth driving member 215 is used for driving the screw rod 214 to rotate, so that the ball nut sleeved on the screw rod 214 drives the lifting plate 212 and the lifting column 211 to ascend or descend, and the rotating platform 22 is mounted on the top of the lifting column 211. In this embodiment, the fourth driving member 215 drives the screw rod 214 to rotate, so that the ball nut 213 sleeved on the screw rod 214 ascends or descends relative to the screw rod 214, the ball nut 213 is connected with the lifting plate 212, the lifting column 211 is mounted above the lifting plate 212, and when the ball nut 213 ascends or descends, the lifting plate 212 and the lifting column 211 can be synchronously driven to ascend or descend, and lifting can be realized through the screw rod 214 and the ball nut 213, so that higher precision and stability can be provided. In other embodiments, the bottom plate 2422 of the lifting platform 21 may be further provided with a lifting cylinder, and the lifting platform 21 is driven to lift or descend by extending or retracting an output shaft of the lifting cylinder.

In an embodiment, two sidewalls of the storage box 4 are provided with a plurality of clamping grooves 42 arranged along a vertical interval, the clamping grooves 42 extend along an extending direction of the sidewalls, and any two opposite clamping grooves 42 are arranged in a flush manner and are used for clamping a chip 200. In this embodiment, by opening the clamping grooves 42 on two side walls of the storage box 4, the chips 200 placed in the storage cavity 41 can be arranged at intervals, no contact can be generated between any two adjacent chips 200, and the clamping jaw 242 is convenient to take out the chips 200 from the storage cavity 41.

In an embodiment, referring to fig. 8, the magazine 4 is detachably connected to the mounting frame 31. In this embodiment, the storage boxes 4 are detachably connected with the mounting frame 31, when the chips 200 in one storage box 4 are all tested and the next group of chips 200 need to be replaced for testing, an operator can put the chips 200 in a new storage box 4 and quickly replace the chips 200 by replacing the storage box 4, so that the testing efficiency of the automatic loading and unloading device 100 in this embodiment is increased.

In an embodiment, a plurality of travelling wheels 11 are arranged at intervals at the bottom of the frame 1, so that the movement of the frame 1 is facilitated, the frame 1 can be prevented from being in direct contact with the ground, and friction is reduced.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. An automatic sheet loading and unloading device, comprising:

A frame;

2. The automatic sheet feeding and discharging device according to claim 1, wherein a slide rail is provided on the base, the slide rail extends along the length direction of the base, the clamping assembly further comprises a slider and a connecting plate, the slider is slidably connected with the slide rail, the connecting plate is connected with the slider and the clamping jaw, and the first driving member is used for driving the slider and driving the clamping jaw to slide along the slide rail.

3. The automatic sheet loading and unloading device as claimed in claim 2, wherein the clamping jaw includes a slide part, a base plate, a clamping part, a second driving member and a connection block, the slide part is located between the base plate and the clamping part and is mounted on the base plate, the connection block connects the base plate and the connection plate, the slide part and the clamping part are spaced apart to form a clamping space, and the second driving member is used for driving the clamping part to lift so as to clamp or unclamp a chip located in the clamping space.

4. The automatic sheet feeding and discharging device according to claim 3, wherein the number of the clamping assemblies is two, the two clamping assemblies are arranged above the base at vertical intervals, the number of the sliding rails is two, the two sliding rails are arranged at intervals along the width direction of the base, the two sliding blocks are arranged on the two sliding rails in a one-to-one correspondence manner, and the two connecting plates are connected with the two sliding blocks and the clamping jaws in a one-to-one correspondence manner.

5. The automatic sheet feeding and discharging device according to claim 1, wherein the adjusting assembly comprises a turntable, a mounting seat and a third driving member, the turntable is mounted on the mounting seat, the mounting seat is mounted on the mounting frame, the third driving member is used for driving the turntable to rotate relative to the mounting seat, and the top of the turntable forms the adjusting platform.

6. The automatic sheet feeding and discharging device according to claim 5, wherein the turntable comprises a disc and extension plates, a plurality of mounting grooves are formed in the disc along the circumferential direction of the disc at intervals, the number of the extension plates is consistent with the number of the mounting grooves and corresponds to the number of the mounting grooves one by one, the extension plates are mounted in the corresponding mounting grooves, and the tops of the extension plates are flush with the tops of the disc.

7. The automatic sheet feeding and discharging device according to claim 1, wherein the lifting table comprises a lifting column, a lifting plate, a ball nut, a screw rod and a fourth driving member, the lifting column is mounted on the lifting plate, the lifting plate is connected with the ball nut, the screw rod extends vertically, the ball nut is sleeved on the screw rod, the fourth driving member is used for driving the screw rod to rotate, so that the ball nut sleeved on the screw rod drives the lifting plate and the lifting column to ascend or descend, and the rotating table is mounted on the top of the lifting column.

8. The automatic feeding and discharging device according to any one of claims 1 to 7, wherein a plurality of vertically spaced clamping grooves are formed in two side walls of the storage box, the clamping grooves extend along the extending direction of the side walls, and any two opposite clamping grooves are arranged in a flush manner and are used for clamping a chip.

9. The automatic sheet feeding and discharging device according to any one of claims 1 to 7, wherein the magazine is detachably connected to the mounting frame.

10. The automatic sheet feeding and discharging device according to any one of claims 1 to 7, wherein a plurality of travelling wheels are arranged at intervals at the bottom of the frame.