阅读说明：本技术 一种纳米板自动切割及包装系统 (Automatic cutting and packaging system for nano-plate ) 是由 李兴 徐滕州 小钢 尹洪声 于 2021-10-27 设计创作，主要内容包括：本发明公开了一种纳米板自动切割及包装系统,包括上料夹紧机构,所述上料夹紧机构的前侧设置有线切割机,所述线切割机的前侧设置有输送限位机构,所述输送限位机构的前侧固定连接有全自动收缩膜机,所述全自动收缩膜机前侧的中间处固定连接有输送支架,所述输送支架的前侧固定连接有烘烤下料机构；本发明能够对多层码放的纳米板材的前侧和左右两侧进行自动定位校准,避免各层纳米板材之间出现错位,提高多层纳米板材的切割精准度,降低纳米板材的废品率,能够缓冲纳米板材下落的冲击力,并使得纳米板材能够精准地落在打包箱的内部,并整齐地一层一层的堆叠码放,实现全自动装箱,提高装箱效率,使其能够满足大批量订单的生产需求。(The invention discloses an automatic cutting and packaging system for a nano plate, which comprises a feeding clamping mechanism, wherein a wire cutting machine is arranged on the front side of the feeding clamping mechanism, a conveying limiting mechanism is arranged on the front side of the wire cutting machine, a full-automatic film shrinking machine is fixedly connected to the front side of the conveying limiting mechanism, a conveying support is fixedly connected to the middle of the front side of the full-automatic film shrinking machine, and a baking and blanking mechanism is fixedly connected to the front side of the conveying support; the automatic positioning and calibrating device can automatically position and calibrate the front side and the left side and the right side of the stacked nano-plates, avoids dislocation among the nano-plates of each layer, improves the cutting accuracy of the multi-layer nano-plates, reduces the rejection rate of the nano-plates, can buffer the impact force of falling of the nano-plates, enables the nano-plates to accurately fall into the packing box, neatly stacks and stacks the nano-plates layer by layer, realizes full-automatic packing, improves packing efficiency, and can meet the production requirements of large-batch orders.)

1. The utility model provides a nano-plate automatic cutout and packaging system, includes material loading clamping mechanism (1), its characterized in that: the front side of the feeding clamping mechanism (1) is provided with a wire cutting machine (2), the front side of the wire cutting machine (2) is provided with a conveying limiting mechanism (3), the front side of the conveying limiting mechanism (3) is fixedly connected with a full-automatic film shrinking machine (4), the middle of the front side of the full-automatic film shrinking machine (4) is fixedly connected with a conveying support (5), the front side of the conveying support (5) is fixedly connected with a baking and blanking mechanism (6), the insides of the full-automatic film shrinking machine (4), the conveying support (5) and the baking and blanking mechanism (6) are rotatably connected with a conveying roller (7) and a guide roller (8), and the front sides of the insides of the full-automatic film shrinking machine (4), the conveying support (5) and the baking and blanking mechanism (6) are provided with a transmission mechanism (9);

the feeding clamping mechanism (1) comprises a feeding conveyor (11), a portal frame (12) is fixedly connected to the front end of the top of the feeding conveyor (11), first electric telescopic rods (13) are fixedly inserted into the left side and the right side of the top of the inner wall of the portal frame (12), a pressing plate (15) is fixedly connected to the bottoms of the first electric telescopic rods (13), and guide plates (14) are fixedly connected to the bottom ends of the left side and the right side of the inner wall of the portal frame (12);

the conveying limiting mechanism (3) comprises a material conveyor (31), a supporting base (32) is fixedly connected to the middle of the left side and the right side of the material conveyor (31), a control panel (33) is arranged on the left side of the supporting base (32) on the left side, a second electric telescopic rod (35) is hinged to the top of the supporting base (32), storage grooves (34) are formed in the tops of opposite surfaces of the two supporting bases (32), a limiting baffle (36) is hinged to the rear side inside each storage groove (34), and the front end of the second electric telescopic rod (35) is hinged to the front side of the top of the limiting baffle (36);

toast unloading mechanism (6) and include drying tunnel (61), material mouth (62) have all been seted up to the centre department of both sides around drying tunnel (61), the inside top of material mouth (62) articulates there is upset insulated door (63), the centre department and the left and right sides of drying tunnel (61) front side articulate respectively has down flitch (65) and elasticity telescopic link (64), two the top of elasticity telescopic link (64) is articulated with the front portion of flitch (65) left and right sides down respectively.

2. The automatic cutting and packaging system for nanoplates of claim 1, wherein: the middle of both sides is located all to have seted up ejection of compact and has led to groove (10) around full-automatic shrink membrane machine (4), the size that the groove (10) was led to in the ejection of compact is the same with the size of material mouth (62).

3. The automatic cutting and packaging system for nanoplates of claim 1, wherein: the transmission mechanism (9) comprises three transmission grooves (91), the three transmission grooves (91) are respectively arranged at the middle of the front side of the interior of the full-automatic film shrinking machine (4) and the conveying support (5) and the baking and blanking mechanism (6), the left end of the conveying roller (7) penetrates through the right side of the inner wall of the transmission groove (91) and extends into the transmission groove, the left end of the conveying roller (7) is fixedly connected with a first transmission gear (92), the rear side of the inner wall bottom of the transmission groove (91) is provided with a reserved groove (93), the middle of the rear part of the left side of the full-automatic film shrinking machine (4) is fixedly connected with a driving motor (97), the output end of the driving motor (97) penetrates through the left side of the inner wall of the reserved groove (93) and extends into the reserved groove (93), and the right side of the output end of the driving motor (97) is rotatably connected with the right side of the inner wall of the reserved groove (93), the fixed cover of output of driving motor (97) has been connected with main drive gear (95), the inside top of reserve groove (93) is rotated and is connected with second drive gear (94), drive chain (96) have been cup jointed in the surface activity of main drive gear (95), the surface activity of first drive gear (92) is cup jointed in the inside of drive chain (96), the rear end activity of drive chain (96) surface is cup jointed at the surface of second drive gear (94).

4. The automatic cutting and packaging system for nanoplates of claim 3, wherein: the inner wall of the transmission chain (96) is uniformly provided with through holes, the shapes and the sizes of the through holes are the same as those of flanges on the outer surfaces of the first transmission gear (92), the second transmission gear (94) and the main transmission gear (95), and the flanges on the outer surfaces of the first transmission gear (92), the second transmission gear (94) and the main transmission gear (95) are movably sleeved in the through holes.

5. The automatic cutting and packaging system for nanoplates of claim 1, wherein: the conveying rollers (7) and the guide rollers (8) are arranged in the full-automatic film shrinking machine (4), the conveying support (5) and the baking and blanking mechanism (6) in a staggered mode, and two guide rollers (8) are arranged between every two adjacent conveying rollers (7).

6. The automatic cutting and packaging system for nanoplates of claim 1, wherein: the rear end of the limiting baffle (36) penetrates through the inside of the containing groove (34) and extends to the outside of the containing groove, and the rotating angle range of the limiting baffle (36) is 0-90 degrees.

7. The automatic cutting and packaging system for nanoplates of claim 1, wherein: the rear portion of the left side and the right side of the pressure strip (15) is provided with a wedge-shaped through groove, the shape and the size of the wedge-shaped through groove are matched with the shape and the size of the cross section of the guide plate (14), and the top end of the guide plate (14) is movably sleeved inside the wedge-shaped through groove.

Technical Field

The invention relates to the technical field of nano-plate production equipment, in particular to an automatic cutting and packaging system for a nano-plate.

Background

The nano material is a material with the size of 0.1-100nm, and the nano plate is a plate in the suspended ceiling industry, and the nano material is adopted to treat the upper surface of a base plate, so that the scratch resistance and the corrosion resistance can be realized. The nano-plate of each company has a certain difference from the substrate to the treatment process, but most of the process flows are as follows: chemical degreasing of a substrate, diamond wheel wire drawing surface treatment, roll coating of a high-tech coating (three coatings), short-wave baking and forming.

In the prior art, the following problems can occur in the later cutting and packaging process of the existing partial nano plates, namely, in the process of conveying the multi-layer stacked nano plates, the problem of position dislocation can occur among the nano plates of each layer, so that a large cutting error occurs during cutting, and more plate waste products are caused; 2. the packaged nano-plates need to be manually boxed, and when a large batch of orders are produced, the manual boxing efficiency cannot meet the production requirement; 3. the automation degree of the nanometer plate in the cutting, packaging and boxing processes is low, so that the labor intensity of workers is high, and the influence on the production efficiency of finished products is high.

Therefore, it is necessary to provide an automatic cutting and packaging system for nano-plates to solve the above problems, which can automatically position and calibrate the front side and the left and right sides of the stacked nano-plates, thereby preventing the nano-plates of each layer from being displaced and improving the cutting accuracy of the nano-plates of multiple layers; the packaged nano-plates can accurately fall into the packing box, and can be stacked layer by layer neatly, so that full-automatic packing is realized, labor intensity is saved, and packing efficiency is improved.

Disclosure of Invention

In view of the above problems, the present invention provides an automatic cutting and packaging system for nano-plate, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a nanometer board automatic cutout and packaging system, includes material loading clamping mechanism, material loading clamping mechanism's front side is provided with wire cut electrical discharge machining, wire cut electrical discharge machining's front side is provided with carries stop gear, carry the full-automatic shrink membrane machine of stop gear's front side fixedly connected with, the fixedly connected with delivery support of department in the middle of full-automatic shrink membrane machine front side, delivery support's front side fixedly connected with toasts unloading mechanism, full-automatic shrink membrane machine and delivery support all rotate with the inside of toasting unloading mechanism and are connected with the conveying roller and dredge the deflector roll, full-automatic shrink membrane machine and delivery support are provided with drive mechanism with the inside front side of toasting unloading mechanism.

The feeding clamping mechanism comprises a feeding conveyor, a portal frame is fixedly connected to the front end of the top of the feeding conveyor, first electric telescopic rods are fixedly inserted into the left side and the right side of the top of the inner wall of the portal frame, a pressing plate is fixedly connected to the bottom of each electric telescopic rod, and guide plates are fixedly connected to the bottom of the left side and the bottom of the left side of the inner wall of the portal frame.

Carry stop gear and include material transfer machine, the centre department fixedly connected with supporting pedestal, left side of the both sides about material transfer machine the left side of supporting pedestal is provided with control panel, supporting pedestal's top articulates there is second electric telescopic handle, two the groove has all been seted up and has been accomodate at the top of supporting pedestal opposite face, the rear side of accomodating the inslot portion articulates there is limit baffle, the front end of second electric telescopic handle is articulated with the front side at limit baffle top.

Toast unloading mechanism and include the drying tunnel, the material mouth has all been seted up to the centre department of both sides around the drying tunnel, the inside top of material mouth articulates there is the upset insulated door, the centre department and the left and right sides of drying tunnel front side articulate respectively has down flitch and elasticity telescopic link, two the top of elasticity telescopic link is articulated with the front portion of unloading flitch left and right sides respectively.

Preferably, the middle of both sides all has seted up ejection of compact and has led to the groove around the full-automatic shrink membrane machine, the size that the groove was led to in the ejection of compact is the same with the size of material mouth.

Preferably, the transmission mechanism comprises three transmission grooves, the three transmission grooves are respectively arranged in the middle of the front side of the interiors of the full-automatic film shrinking machine, the conveying support and the baking and blanking mechanism, the left end of the conveying roller penetrates through the right side of the inner wall of the transmission groove and extends into the transmission groove, the left end of the conveying roller is fixedly sleeved with a first transmission gear, the rear side of the bottom of the inner wall of the transmission groove is provided with a reserved groove, the middle of the rear part of the left side of the full-automatic film shrinking machine is fixedly connected with a driving motor, the output end of the driving motor penetrates through the left side of the inner wall of the reserved groove and extends into the reserved groove, the right side of the output end of the driving motor is rotatably connected with the right side of the inner wall of the reserved groove, the output end of the driving motor is fixedly sleeved with a main transmission gear, the top of the interior of the reserved groove is rotatably connected with a second transmission gear, and a transmission chain is movably sleeved on the outer surface of the main transmission gear, the outer surface of the first transmission gear is movably sleeved inside the transmission chain, and the rear end of the outer surface of the transmission chain is movably sleeved on the outer surface of the second transmission gear.

Preferably, the inner wall of the transmission chain is uniformly provided with through holes, the shape and size of the through holes are the same as those of the flanges on the outer surfaces of the first transmission gear, the second transmission gear and the main transmission gear, and the flanges on the outer surfaces of the first transmission gear, the second transmission gear and the main transmission gear are movably sleeved in the through holes.

Preferably, the conveying rollers and the dredging rollers are arranged in the full-automatic film shrinking machine and the conveying support and baking and blanking mechanism in a staggered mode, and two dredging rollers are arranged between every two adjacent conveying rollers.

Preferably, the rear end of the limit baffle penetrates through the inside of the accommodating groove and extends to the outside of the accommodating groove, and the rotation angle range of the limit baffle is 0-90 degrees.

Preferably, the rear portions of the left side and the right side of the compression plate are provided with wedge-shaped through grooves, the shapes and the sizes of the wedge-shaped through grooves are matched with the shapes and the sizes of the cross sections of the guide plates, and the top ends of the guide plates are movably sleeved inside the wedge-shaped through grooves.

The invention has the technical effects and advantages that:

1. according to the automatic positioning and calibrating device, the loading clamping mechanism, the conveying limiting mechanism, the wire cutting machine and the like are matched for use, so that the front side, the left side and the right side of the nano plates stacked in multiple layers can be automatically positioned and calibrated, the position deviation among all layers of nano plates is avoided, the cutting precision of the multi-layer nano plates is improved, and the rejection rate of the nano plates is reduced;

2. according to the invention, the transmission mechanism, the baking and blanking mechanism and the like are matched for use, so that the falling impact force of the nano-plates can be buffered, the packaged nano-plates can accurately fall into the packing box and can be orderly stacked one by one, full-automatic packing is realized, the packing efficiency is improved, and the production requirements of large-batch orders can be met;

3. according to the invention, through the mutual matching of the mechanisms and the machines, the steps of cutting, packaging and boxing the nano-plate are in a full-automatic production state, so that the labor intensity of workers is reduced, the symptoms of the bodies of the workers due to high labor intensity are avoided, and the yield of the finished nano-plate can be improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the connection structure between the lifting device and the sulfuric acid filling device according to the present invention;

FIG. 3 is a partial schematic view of the top end of the roof panel of the present invention;

FIG. 4 is a schematic view of a partial configuration of the interior of the dilution jacket and cooling jacket of the present invention;

fig. 5 is a schematic view of the connection structure between the corrosion-resistant electric valve and the sealing baffle plate of the present invention.

In the figure: 1. a feeding clamping mechanism; 11. a feeding conveyor; 12. a gantry; 13. a first electric telescopic rod; 14. a guide plate; 15. a compression plate; 2. a wire cutting machine; 3. a conveying limiting mechanism; 31. a material conveyor; 32. a support base; 33. a control panel; 34. a receiving groove; 35. a second electric telescopic rod; 36. a limit baffle; 4. a full-automatic film shrinking machine; 5. a delivery stent; 6. a baking and blanking mechanism; 61. a drying tunnel; 62. a material port; 63. turning over the heat insulation door; 64. an elastic telescopic rod; 65. a blanking plate; 7. a conveying roller; 8. a dredging roller; 9. a transmission mechanism; 91. a transmission groove; 92. a first drive gear; 93. reserving a groove; 94. a second transmission gear; 95. a main drive gear; 96. a drive chain; 97. a drive motor; 10. and a discharge through groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides an automatic cutting and packaging system for nano plates as shown in figures 1-5, which comprises a feeding clamping mechanism 1, a wire cutting machine 2 is arranged on the front side of the feeding clamping mechanism 1, a conveying limiting mechanism 3 is arranged on the front side of the wire cutting machine 2, a full-automatic film shrinking machine 4 is fixedly connected on the front side of the conveying limiting mechanism 3, a conveying bracket 5 is fixedly connected in the middle of the front side of the full-automatic film shrinking machine 4, a baking and blanking mechanism 6 is fixedly connected on the front side of the conveying bracket 5, a conveying roller 7 and a guide roller 8 are rotatably connected inside the full-automatic film shrinking machine 4, the conveying bracket 5 and the baking and blanking mechanism 6, a transmission mechanism 9 is arranged on the front side inside the full-automatic film shrinking machine 4, the conveying bracket 5 and the baking and blanking mechanism 6, the automatic positioning and calibration can be carried out on the front side and the left side and the right side of the multi-layer stacked nano plates, the position offset between each layer of nano plates is avoided, the cutting precision of the multilayer nano-plate is improved, the rejection rate of the nano-plate is reduced, and the cutting, packaging and boxing steps of the nano-plate are all in a full-automatic production state through mutual matching of the mechanisms and the machines, so that the labor intensity of workers is reduced, the condition of the bodies of the workers due to high labor intensity is avoided, and the yield of finished products of the nano-plate can be improved.

The feeding clamping mechanism 1 comprises a feeding conveyor 11, a portal frame 12 is fixedly connected to the front end of the top of the feeding conveyor 11, first electric telescopic rods 13 are fixedly inserted into the left side and the right side of the top of the inner wall of the portal frame 12, a pressing plate 15 is fixedly connected to the bottom of each first electric telescopic rod 13, and guide plates 14 are fixedly connected to the bottom of the left side and the right side of the inner wall of the portal frame 12.

Carry stop gear 3 and include material conveyer 31, the centre fixedly connected with supporting pedestal 32 of department of the left and right sides of material conveyer 31, the left side of left side supporting pedestal 32 is provided with control panel 33, supporting pedestal 32's top articulates there is second electric telescopic handle 35, two supporting pedestal 32 opposite face ground tops have all been seted up and have been accomodate groove 34, it has limit baffle 36 to accomodate the inside rear side of groove 34, the front end of second electric telescopic handle 35 is articulated with the front side at limit baffle 36 top.

Toast unloading mechanism 6 and include drying tunnel 61, material mouth 62 has all been seted up to the centre department of both sides around drying tunnel 61, the inside top of material mouth 62 articulates there is upset insulated door 63, the centre department and the left and right sides of drying tunnel 61 front side articulate respectively has down flitch 65 and elasticity telescopic link 64, the top of two elasticity telescopic links 64 is articulated with the front portion of the left and right sides of unloading flitch 65 respectively, can cushion the impact force of nanometer panel whereabouts, and make the nanometer panel that packs can fall in the inside of packing the case accurately, and neatly pile up the piling up of one deck, realize full-automatic vanning, improve the vanning efficiency, make it can satisfy the production demand of big batch order.

As a specific embodiment of the present invention, the discharging through grooves 10 are formed in the middle of the front and rear sides of the full-automatic film shrinking machine 4, and the size of the discharging through grooves 10 is the same as that of the material opening 62.

As a specific embodiment of the invention, the transmission mechanism 9 comprises three transmission grooves 91, the three transmission grooves 91 are respectively arranged at the middle of the front side of the inner parts of the full-automatic film shrinking machine 4, the conveying bracket 5 and the baking and blanking mechanism 6, the left end of the conveying roller 7 penetrates through the right side of the inner wall of the transmission groove 91 and extends into the transmission groove, the left end of the conveying roller 7 is fixedly sleeved with a first transmission gear 92, the rear side of the bottom of the inner wall of the rear transmission groove 91 is provided with a reserved groove 93, the middle of the rear part of the left side of the full-automatic film shrinking machine 4 is fixedly connected with a driving motor 97, the output end of the driving motor 97 penetrates through the left side of the inner wall of the reserved groove 93 and extends into the reserved groove, the right side of the output end of the driving motor 97 is rotatably connected with the right side of the inner wall of the reserved groove 93, the output end of the driving motor 97 is fixedly sleeved with a main transmission gear 95, the top of the inner part of the reserved groove 93 is rotatably connected with a second transmission gear 94, the outer surface of the main transmission gear 95 is movably sleeved with a transmission chain 96, the outer surface of the first transmission gear 92 is movably sleeved inside the transmission chain 96, and the rear end of the outer surface of the transmission chain 96 is movably sleeved on the outer surface of the second transmission gear 94.

As a specific embodiment of the present invention, through holes are uniformly formed in the inner wall of the transmission chain 96, the shape and size of the through holes are the same as those of the flanges on the outer surfaces of the first transmission gear 92, the second transmission gear 94 and the main transmission gear 95, and the flanges on the outer surfaces of the first transmission gear 92, the second transmission gear 94 and the main transmission gear 95 are movably sleeved inside the through holes.

As a specific embodiment of the invention, the conveying rollers 7 and the guide rollers 8 are arranged in a staggered manner inside the full-automatic film shrinking machine 4, the conveying support 5 and the baking and blanking mechanism 6, and two guide rollers 8 are arranged between every two adjacent conveying rollers 7.

In an embodiment of the present invention, the rear end of the limit stopper 36 extends through the inside of the receiving groove 34 to the outside thereof, and the rotation angle of the limit stopper 36 ranges from 0 ° to 90 °.

As a specific embodiment of the invention, the rear parts of the left side and the right side of the pressure strip 15 are both provided with a wedge-shaped through groove, the shape and the size of the wedge-shaped through groove are both matched with the shape and the size of the cross section of the guide plate 14, and the top end of the guide plate 14 is movably sleeved in the wedge-shaped through groove.

The working principle is as follows: the produced nano-sheet is originally a whole long sheet, and needs to be cut and packaged, the produced whole long sheet is conveyed to the top of the feeding conveyor 11, the feeding conveyor 11 and the material conveyor 31 are both in a synchronous intermittent circulation operation mode, the feeding conveyor 11 enables the front end of the original nano-sheet to pass through the inside of the wire cutting machine 2 and convey the front end of the original nano-sheet to the top of the material conveyor 31 until the front end of the nano-sheet touches the rear side of the limit baffle 36 at the top of the material conveyor 31, at the moment, the lengths of the front side of the nano-sheet and the cutting part of the wire cutting machine 2 are set fixed length values, the feeding conveyor 11 and the material conveyor 31 stop operating, the wire cutting machine 2 operates and cuts the nano-sheet, after the wire cutting machine 2 is reset, the feeding conveyor 11 and the material conveyor 31 operate again, thus, the initial nano-plate is cut in a reciprocating manner with high precision, the cut nano-plate passes through the inside of the full-automatic shrink film machine 4 and the inside of the drying tunnel 61 in sequence under the matched conveying of the transmission mechanism 9, the conveying roller 7 and the guide roller 8, and finally comes out from the inside of the material port 62 to realize off-line, the surface of the cut nano-plate is automatically packaged with a shrink film in the moving process of the inside of the full-automatic shrink film machine 4, then the nano-plate wrapped with the shrink film can push the overturning heat insulation door 63 at the rear side of the drying tunnel 61 open and enter the inside of the drying tunnel 61 before entering the inside of the drying tunnel 61, after completely entering the inside of the drying tunnel 61, the overturning heat insulation door 63 at the rear side can be automatically closed to avoid excessive heat loss to the working environment, the heat preservation performance of the drying tunnel is improved, and when the nano-plate wrapped with the shrink film moves in the inside of the drying tunnel 61, the shrink film wrapped on the surface can be shrunk by being heated, the nanometer plates are tightly wrapped on the surface of the nanometer plates until the nanometer plates push the overturning heat insulation door 63 on the front side open and slide to the top of the blanking plate 65, the front end of the blanking plate 65 can move downwards under the action of the gravity of the nanometer plates and move downwards in an arc shape by taking the hinged part of the rear side of the blanking plate 65 and the rear side of the drying channel 61 as a circle center, and the elastic telescopic rod 64 can be compressed by the front side of the blanking plate 65 in the downward moving process, so that the dropping of the nanometer plates is buffered, the problem that the packaging box is knocked down due to too fast dropping is avoided, the nanometer plates can be stably stacked inside the packaging box layer by layer, and the manual stacking step is omitted.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention. .