Tray arranging, feeding and stacking mechanism

Abstract

The utility model provides a tray placing, feeding and stacking mechanism which comprises a stacking assembly, and the stacking assembly comprises a stacking bin, a first jacking assembly, a second jacking assembly and at least two stacking and distributing assemblies. An opening is formed in the bottom of the stacking bin; the first jacking assembly comprises a first supporting plate capable of moving up and down, and the first supporting plate is arranged below the opening; the second jacking assembly comprises a second supporting plate arranged on the first supporting plate, the second supporting plate can move up and down along with the first supporting plate, and the second supporting plate can further move up and down relative to the first supporting plate. The two stacking and distributing assemblies are arranged on the two opposite sides of the opening correspondingly, each stacking and distributing assembly comprises a pressing part arranged on the first supporting plate and a first telescopic part arranged on one side of the opening, the first telescopic parts stretch into the opening, and the pressing parts can ascend along with the first supporting plate and force the first telescopic parts to retreat from the opening; the device has the advantages of being simple in structure, convenient to operate, time-saving and efficient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a stacking technical field, concretely relates to a tray arranging and stacking mechanism. BACKGROUND

[0002] The prior art discloses a kind of unloading device, including the empty tray placement structure for bearing several empty trays, the upper transition structure for loading product into tray and the full material placement structure for bearing several full trays.

[0003] The empty tray placement structure includes a stacking support frame and a connecting rod positioning assembly arranged on both sides of the stacking support frame, the connecting rod positioning assembly includes a connecting rod with a sliding groove, a clamping block connected with the sliding groove and a connecting rod cylinder, the connecting rod cylinder can drive the connecting rod to move, so that the clamping block moves in the direction perpendicular to the connecting rod, realizing the extension function, when it is extended, it can be connected and positioned with the side of tray, when it is retracted, it can be separated from the tray, so that the tray falls in the stacking support frame.The connecting rod positioning assembly not only has many parts, but also has complex structure, and it also needs to be equipped with a connecting rod cylinder, which is not conducive to cost saving.

[0004] The full material placement structure includes a second support frame and a plurality of one-way stopper slide block structures arranged on the inner periphery of the second support frame, the one-way stopper slide block structure includes a slide block rotatably arranged in a fixed groove and a tension spring, when the full tray is lifted upward, the slide block is pushed to turn upward until the full tray is lifted above the slide block, and the slide block is automatically rotated under the action of the tension spring, and then the full tray is lowered by a distance and supported on the slide block.Because the full tray needs to be lifted to a height position away from the slide block to make the slide block rotate, the lifting distance of the full tray is large, which wastes a lot of time for mass production, and is not conducive to improving work efficiency. SUMMARY

[0005] The utility model aims at providing a tray arranging and stacking mechanism which is simple in structure, convenient to operate, time-saving and efficient.

[0006] In order to achieve the above purpose, the utility model provides a tray arranging and stacking mechanism, which comprises a stacking assembly, the stacking assembly comprises a stacking bin, a first lifting assembly, a second lifting assembly and at least two stacking and distributing assemblies; the bottom of the stacking bin is provided with an opening; the first lifting assembly comprises a first supporting plate which can move up and down, and the first supporting plate is arranged below the opening; the second lifting assembly comprises a second supporting plate arranged on the first supporting plate, the second supporting plate can move up and down with the first supporting plate, and the second supporting plate can also move up and down relative to the first supporting plate; the two stacking and distributing assemblies are arranged on the opposite sides of the opening respectively, and the stacking and distributing assembly comprises a pressing piece arranged on the first supporting plate and a first telescopic piece arranged on one side of the opening, the first telescopic piece extends into the opening, and the pressing piece can ascend with the first supporting plate and force the first telescopic piece to exit the opening.

[0007] From the above scheme can be seen, the stack of workpiece filled tray is supported on the first telescopic piece; when the second support plate and the first support plate are synchronous, the workpiece filled tray on the first support plate is lifted to the opening of the stack, at this time, the compression piece forces the first telescopic piece to exit the opening, then the second support plate drives the tray to rise relative to the first support plate and the tray is lifted into the stack, then the first support plate and the second support plate are lowered, the first telescopic piece restores to the original position to support the tray just lifted, realizing one stacking operation; in the process of lifting the tray, the opening of the stack is forced to open by a simple mechanical structure, without connecting rod structure and driving device, which can simplify the structure, save the number of parts and reduce the cost, and when the tray is lifted into the stack, the tray only needs to pass through the top wall of the first telescopic piece, compared with the prior art, since the first telescopic piece does not need to be turned up, the distance from the opening to the stack is small, which is beneficial to save time and improve the efficiency of the tool.

[0008] Further, the compression piece protrudes from the side wall of the first support plate, and the compression piece is arranged with a first guide surface and a first abutting surface in an up-down arrangement; one end of the first telescopic piece is arranged with a first supporting part, a second abutting surface and a second guide surface in an up-down arrangement, and the first supporting part protrudes horizontally from the second abutting surface.

[0009] Further, the stack and distribution assembly further comprises a fixing piece and a first elastic piece, the fixing piece is provided with a first mounting slot, the first telescopic piece is movably arranged in the first mounting slot, and the first elastic piece is elastically abutted between the first telescopic piece and the slot wall of the first mounting slot.

[0010] Further, the tray placing and feeding and stacking mechanism further comprises a feeding support plate, a releasing assembly and a transfer assembly; the releasing assembly comprises a releasing bin and a third lifting assembly, the bottom of the releasing bin is provided with a through hole, the third lifting assembly comprises a third support plate which can move up and down, and the third support plate is arranged below the through hole; the feeding support plate is arranged between the first support plate and the third support plate, the transfer assembly is arranged on one side of the feeding support plate, the first support plate and the third support plate, and the transfer assembly can move back and forth between the first support plate and the third support plate.

[0011] From the above scheme can be seen, by arranging the feeding support plate, the tray is supported, which is convenient for workpiece feeding; by arranging the transfer assembly, the empty tray on the third support plate is transferred to the feeding support plate, and after the workpiece feeding is completed, the tray filled with workpieces is transferred to the first support plate, so as to realize the position transfer of the tray.

[0012] Further, the releasing assembly further comprises at least two releasing sub-assemblies, the two releasing sub-assemblies are arranged on opposite sides of the through hole respectively, and each releasing sub-assembly comprises a power component arranged on the third supporting plate, and a second retractable component arranged on one side of the through hole and extending into the through hole, the power component can ascend with the third supporting plate and force the second retractable component to exit the through hole.

[0013] According to the above scheme, when the second retractable component extends into the through hole, the second retractable component can support the empty tray in the releasing bin, and when the second retractable component exits the through hole, the empty tray in the releasing bin falls on the third supporting plate under the action of gravity.

[0014] Further, the releasing sub-assembly further comprises a mounting component and a second elastic component, the mounting component is provided with a second mounting groove, the second retractable component is horizontally movably arranged in the second mounting groove, and the second elastic component is elastically arranged between the second retractable component and the groove wall of the second mounting groove.

[0015] Further, the second retractable component is arranged with a second supporting portion, a groove portion, a third abutting surface and a third guide surface in sequence from top to bottom on one side of the second retractable component, and the second supporting portion protrudes horizontally from the third abutting surface; the power component is rotatably connected to one side of the third supporting plate, one end of the power component protrudes from the side wall of the third supporting plate, and the power component is provided with a fourth guide surface.

[0016] Further, the transferring assembly comprises a material transferring and lifting driving component and a horizontal plate, the material transferring and lifting driving component can drive the horizontal plate to move up and down, the horizontal plate extends towards the first supporting plate and the third supporting plate respectively, and the horizontal plate is arranged with a plurality of positioning columns in sequence along the extending direction of the horizontal plate.

[0017] According to the above scheme, the positioning columns are arranged on the horizontal plate to cooperate with the positioning holes on the side of the tray, so that the tray can be conveniently moved.

[0018] Further, the tray arranging, feeding, stacking and stacking mechanism further comprises a horizontal moving driving assembly and a horizontal moving seat, the horizontal moving driving assembly extends downwards towards the first supporting plate and the third supporting plate respectively, the horizontal moving seat is slidably arranged between the two ends of the horizontal moving driving assembly, the horizontal moving seat is arranged below the feeding supporting plate, the transferring assembly is arranged on the end of the horizontal moving seat, and the transferring assembly can move horizontally with the horizontal moving seat.

[0019] Further, the tray arranging, feeding, stacking and stacking mechanism further comprises a tray arranging and feeding assembly, and the tray arranging and feeding assembly is movably arranged above the feeding supporting plate.

[0020] According to the above scheme, the tray arranging and feeding assembly is arranged to place the workpieces in the tray on the feeding supporting plate, so as to realize the automatic feeding operation of the workpieces. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 This is a structural diagram of an embodiment of the present utility model.

[0022] Figure 2 This is a cross-sectional view of an embodiment of the present utility model.

[0023] Figure 3 yes Figure 2 Enlarged view of point A in the middle.

[0024] Figure 4 yes Figure 2 Enlarged view of point B in the middle.

[0025] Figure 5 This is a structural diagram of the stacking silo and stacking distribution component in an embodiment of this utility model.

[0026] Figure 6 This is a structural diagram of the stacking and distributing component in an embodiment of this utility model.

[0027] Figure 7 This is a structural diagram of the material release and dispensing component in an embodiment of this utility model.

[0028] Figure 8 This is an exploded view of the first lifting component, the second lifting component, the third lifting component, and the material tray in an embodiment of this utility model.

[0029] Figure 9 This is a structural diagram of the first lifting component, the second lifting component, and the third lifting component from a first-view perspective in an embodiment of this utility model.

[0030] Figure 10 This is a structural diagram of the first lifting component, the second lifting component, and the third lifting component from a second perspective in an embodiment of this utility model.

[0031] Figure 11 This is a structural diagram of the translation seat and transfer assembly in an embodiment of this utility model.

[0032] Figure 12 This is a structural diagram of the tray loading component in an embodiment of this utility model.

[0033] The present invention will be further described below with reference to the accompanying drawings and embodiments. Detailed Implementation

[0034] See Figure 1 The material tray stacking mechanism provided in this embodiment includes a base plate 1, a stacking assembly 2, a feeding tray 3, a release assembly 4, a tray feeding assembly 5, and two transfer assemblies 6.

[0035] The stacking assembly 2, the feeding support plate 3 and the releasing assembly 4 are arranged on the bottom plate 1 along the X direction, the releasing assembly 4 is used for releasing the empty tray 7, and the stacking assembly 2 is used for stacking the tray 7 filled with workpieces. The tray feeding assembly 5 is movably arranged above the feeding support plate 3 and is used for placing the workpieces completed in the previous process on the tray of the feeding support plate 3. The two transfer assemblies 6 are respectively arranged on the two sides of the feeding support plate 3 along the X direction, and the transfer assemblies 6 can move along the X direction, so as to facilitate the transfer of the empty tray 7 of the releasing assembly 4 to the feeding support plate 3 and the transfer of the tray 7 filled with workpieces to below the stacking assembly 2, thereby realizing the feeding and tray feeding of the workpieces and the unloading and stacking of the tray 7.

[0036] Referring to Figures 2 to 10 , the stacking assembly 2 comprises a stacking support frame 21, a first lifting assembly 22, a second lifting assembly 23 and four stacking sub-assembly 24.

[0037] The stacking support frame 21 is provided with a stacking bin 25 with an open bottom, and the tray 7 filled with workpieces enters the stacking bin 25 from the opening. An outlet is formed in the upper part of the stacking bin 25, facilitating the removal of the stacked tray 7 from the top. The four stacking sub-assembly 24 are respectively arranged on the opposite sides of the opening, preferably on the two sides of the opening along the Y direction.

[0038] The stacking sub-assembly 24 comprises a fixed part 241, a first elastic part 242 and a first telescopic part 243. The fixed part 241 is provided with a first mounting groove, the first telescopic part 243 is movably arranged in the first mounting groove, and the first elastic part 242 is elastically abutted between the first telescopic part 243 and the groove wall of the first mounting groove. One end of the first telescopic part 243 is arranged from top to bottom with a first supporting part 2431, a second abutting surface 2432 and a second guide surface 2433, the first supporting part 2431 protrudes horizontally from the second abutting surface 2432, and the second guide surface 2433 is inclined downward from the lower part of the second abutting surface 2433 into the first mounting groove, as shown in Figure 6 .

[0039] In the normal state, the first supporting part 2431 of the first telescopic part 243 protrudes out of the first mounting groove and extends into the opening 251 of the stacking bin 25, and the first supporting part 2431 can support the tray 7 in the stacking bin 25; when the first telescopic part 243 compresses the first elastic part 242 to move backward, the first supporting part 2431 exits the opening 251 of the stacking bin 25, and the tray 7 below the stacking bin 25 can enter the stacking bin 25 upward, as shown in Figure 3 .

[0040] In order to trigger the rearward movement of the first telescopic pieces 243, the stack separating assembly 24 further comprises four pressing pieces 244 arranged on both sides of the Y direction of the first supporting plate 221, and the four pressing pieces 244 are arranged in one-to-one correspondence with the four first telescopic pieces 243. The pressing pieces 244 can ascend with the first supporting plate 221 and force the first telescopic pieces 243 to exit the opening. Specifically, the pressing pieces 244 protrude from the side walls of the first supporting plate 221, and the pressing pieces 244 are arranged from top to bottom with a first guide surface 2441 parallel to the second guide surface 2433, and when the first abutting surface 2442 abuts against the second abutting surface 2432, the first supporting part 2431 of the first telescopic piece 243 completely exits the opening of the stack bin 25.

[0041] In combination with Figure 2 , Figure 9 and Figure 10 , the first jacking assembly 22 is arranged on the lower side of the stack supporting frame 21, and the first jacking assembly 22 comprises a first supporting plate 221, a first jacking driving piece 222, a first movable plate 223, and four jacking sleeve rod assemblies 224.

[0042] The first supporting plate 221 is arranged below the opening 251 of the stack bin 25. The first jacking driving piece 222 is fixedly connected to the bottom wall of the bottom plate 1 through a fixing frame, and the first movable plate 223 is arranged on the lower side of the bottom plate 1, and the driving end of the first jacking driving piece 222 is connected to the first movable plate 223. The first movable plate 223 is connected to the first supporting plate 221 through the jacking sleeve rod assembly 224, and specifically, the jacking sleeve rod assembly 224 comprises a guide rod 2241 and a guide sleeve 2242, the guide sleeve 2242 is arranged on the bottom plate 1, and the guide rod 2241 is movably arranged in the guide sleeve 2242, and the two ends of the guide rod 2241 are respectively connected to the first movable plate 223 and the first supporting plate 221. The first jacking driving piece 222 can drive the first movable plate 223 to move up and down, thereby driving the first supporting plate 221 to move up and down through the jacking sleeve rod assembly 224.

[0043] The upper portion of the first supporting plate 221 is provided with a receiving groove 2211, and the receiving groove 2211 is provided with a groove opening upward, and the groove opening is arranged opposite to the groove bottom of the receiving groove 2211. The second supporting plate 231 is arranged in the receiving groove 2211 and abuts against the groove bottom, so that the first supporting plate 221 can drive the second supporting plate 231 to move upward.

[0044] In combination with Figures 9 to 11 , the second jacking assembly 23 comprises a second supporting plate 231 and a second jacking driving piece 232 fixedly connected to the lower portion of the first supporting plate 221, the second jacking driving piece 232 can move up and down with the first supporting plate 221, and the driving end of the second jacking driving piece 232 passes through the first supporting plate 221 and is connected to the second supporting plate 231, and the second jacking driving piece 232 can drive the second supporting plate 231 to move up and down relative to the first supporting plate 221.

[0045] In combination Figure 1 , Figure 2 , Figures 4 to 10 , the releasing assembly 4 comprises a releasing support frame 41, a third jacking assembly 42 and four releasing sub-assembly 43.

[0046] The releasing support frame 41 is provided with a releasing hopper 44 with a bottom perforation 441, and the empty trays 7 are stacked in the releasing hopper 44, and the bottommost empty tray 7 falls from the perforation 441 when needed. An inlet is formed in the upper part of the releasing hopper 44 to facilitate the placement of the empty tray 7. The four releasing sub-assemblies 43 are respectively arranged on the opposite sides of the perforation 441, and are preferably arranged on the Y-direction sides of the perforation 441.

[0047] The releasing sub-assembly 43 comprises a second telescopic member 431, a mounting member 432 and a second elastic member 433. The mounting member 432 is provided with a second mounting groove, and the second telescopic member 431 is horizontally movably arranged in the second mounting groove, and the second elastic member 433 is elastically abutted between the second telescopic member 431 and the groove wall of the second mounting groove. One end of the second telescopic member 431 is arranged from top to bottom with a second supporting portion 4311, a groove portion 4312, a third abutting surface 4313 and a third guide surface 4314, the second supporting portion 4311 is horizontally protruded from the third abutting surface 4313, the groove portion 4312 is recessed in the third abutting surface 4313, and the third guide surface 4314 is inclinedly extended into the second mounting groove from the lower part of the third abutting surface 4313, as shown in Figure 7 .

[0048] In the normal state, the second supporting portion 4311 of the second telescopic member 431 protrudes from the second mounting groove and extends into the perforation 441 of the releasing hopper 44, and the second supporting portion 4311 can support the empty tray 7 in the releasing hopper 44; when the second telescopic member 431 compresses the second elastic member 433 to move backward, the second supporting portion 4311 exits the perforation 441 of the releasing hopper 44, and the empty tray 7 at the bottommost part of the releasing hopper 44 freely falls under the action of its gravity.

[0049] The third jacking assembly 42 is arranged on the lower side of the releasing support frame 41, and the third jacking assembly 42 comprises a third supporting plate 421 which can move up and down, and the third supporting plate 421 is arranged below the perforation 441 of the releasing hopper 44. The part of the third jacking assembly 42 for driving the third supporting plate 421 to move up and down is the same as that of the first jacking assembly 22, and will not be described here.

[0050] In order to trigger the rearward movement of the second telescopic pieces 431, the release assembly 43 further comprises four power pieces 434 respectively arranged on the Y-direction sides of the third supporting plate 421, and the four power pieces 434 are arranged in one-to-one correspondence with the four second telescopic pieces 431. Specifically, the power piece 434 is rotatably connected to one side of the third supporting plate 421 through a pin shaft, one end of the power piece 434 protrudes from the side wall of the third supporting plate 421, and a fourth guide surface 4341 is arranged on the power piece 434, which is parallel to the third guide surface 4314. The power piece 434 rises with the third supporting plate 421 and forces the second supporting part 4311 of the second telescopic piece 431 to exit the perforations 441 of the release bin 44, so that the bottommost empty tray 7 can fall down.

[0051] In combination Figures 8 to 11 The middle part of the bottom plate 1 is provided with a feeding supporting plate 3, and the feeding supporting plate 3 is fixedly arranged between the first supporting plate 221 and the third supporting plate 421 through four fixing columns.

[0052] The tray arranging and feeding stacking mechanism further comprises a translation driving assembly 65 and a translation seat 66, both ends of the translation driving assembly 65 extend to below the first supporting plate 221 and the third supporting plate 421 respectively, and the translation seat 66 is slidingly arranged between the two ends of the translation driving assembly 65, the translation seat 66 extends along the Y-direction and is arranged below the feeding supporting plate 3. Two transfer assemblies 6 are arranged on the two end portions of the translation seat 66 respectively, and the transfer assembly 6 can move back and forth along the X-direction horizontally following the translation seat 66.

[0053] The transfer assembly 6 is arranged on one side of the feeding supporting plate 3, the first supporting plate 221 and the third supporting plate 421, and the transfer assembly 6 can move back and forth between the first supporting plate 221 and the third supporting plate 421.

[0054] The transfer assembly 6 comprises a material moving lifting driving piece 61, a connecting plate 62 and a cross plate 63. The connecting plate 62 is movably connected to the end portion of the translation seat 66, both ends of the connecting plate 62 are connected with the material moving lifting driving piece 61 and the cross plate 63 respectively, and the material moving lifting driving piece 61 drives the cross plate 63 to move up and down through the connecting plate 62. Both ends of the cross plate 63 extend to the directions where the first supporting plate 221 and the third supporting plate 421 are located, and three positioning columns 64 are arranged on the cross plate 63 along the extension direction thereof, and the adjacent two positioning columns 64 are spaced apart by a preset distance, so as to ensure that the adjacent two positioning columns 64 can be connected with the positioning holes on the adjacent two trays 7 at the same time. The transfer assembly 6 can simultaneously drive the trays 7 on the third supporting plate 421 and the feeding supporting plate 3 to move along the X-direction, so that the empty tray can be moved to the feeding supporting plate 3, and the tray 3 filled with workpieces can be moved to the first supporting plate 3.

[0055] Referring to Figure 12The tray loading assembly 5 comprises a tray fixing frame 51, a Y-direction moving assembly 52, a Z-direction moving assembly 53 and a material taking assembly 54, the tray fixing frame 51 is arranged on one side of the bottom plate 1, the Y-direction moving assembly 52 is arranged on the upper portion of the tray fixing frame 51, the Z-direction moving assembly 53 is arranged on the Y-direction moving assembly 52, the material taking assembly 54 is arranged on the Z-direction moving assembly 53, and the Y-direction moving assembly 52 and the Z-direction moving assembly 53 can drive the material taking assembly 54 to move back and forth along the Y-direction and the Z-direction.

[0056] The material taking assembly 54 can be a clamping assembly or a suction disc assembly, and in the embodiment, the clamping assembly is preferred, which is arranged with four clamping assemblies along the X-direction, so that four workpieces can be clamped at the same time, thereby improving the work efficiency.

[0057] As can be seen, the tray 7 filled with workpieces in the stacking material bin 25 is supported on the first telescopic member 243; when the second supporting plate 231 and the first supporting plate 221 are synchronously lifted, the tray 7 filled with workpieces thereon is lifted to the opening of the stacking material bin 25, at this time, the pressing member 244 forces the first telescopic member 243 to exit the opening, then the second supporting plate 231 drives the tray 7 to be lifted relative to the first supporting plate 221 and the tray 7 is lifted into the stacking material bin 25, then the first supporting plate 221 and the second supporting plate 231 are lowered, and the first telescopic member 243 returns to the original position to support the tray 7 just lifted, thereby realizing one-time stacking operation; in the process of lifting the tray 7, the opening of the stacking material bin 25 is forced to be opened by the simple mechanical structure, without the connecting rod structure and the driving device, so that the structure is simplified, the number of parts is saved, and the cost is reduced, and when the tray 7 is lifted into the stacking material bin 25, the tray 7 only needs to pass through the top wall of the first telescopic member 243 when being lifted from the opening, compared with the prior art, since the first telescopic member 243 does not need to be flipped upward, the distance from the opening to the stacking material bin 25 is small, which is beneficial to save time and improve work efficiency.

[0058] Finally, it should be emphasized that the above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, for the person skilled in the art, the utility model can have various changes and modifications, any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A tray arranging and feeding stacking mechanism, comprising a stacking assembly, characterized in that: the stacking assembly comprises a stacking hopper, a first lifting assembly, a second lifting assembly and at least two stacking sub-assembly; an opening is formed in the bottom of the stacking hopper; the first lifting assembly comprises a first supporting plate capable of moving up and down, and the first supporting plate is arranged below the opening; the second lifting assembly comprises a second supporting plate arranged on the first supporting plate, the second supporting plate can move up and down with the first supporting plate, and the second supporting plate can also move up and down relative to the first supporting plate; two stacking sub-assemblies are respectively arranged on opposite sides of the opening, the stacking sub-assembly comprises a pressing member arranged on the first supporting plate, a first telescopic member arranged on one side of the opening, the first telescopic member extends into the opening, and the pressing member can follow the first supporting plate to rise and force the first telescopic member to exit the opening.

2. The tray arranging and feeding stacking mechanism according to claim 1, characterized in that: the pressing member protrudes from the side wall of the first supporting plate, and the pressing member is arranged with a first guide surface and a first abutting surface from top to bottom; one end of the first telescopic member is arranged with a first supporting part, a second abutting surface and a second guide surface from top to bottom, and the first supporting part protrudes horizontally from the second abutting surface.

3. The tray arranging and feeding stacking mechanism according to claim 1, characterized in that: the stacking sub-assembly further comprises a fixing member and a first elastic member, the fixing member is provided with a first mounting groove, the first telescopic member is movably arranged in the first mounting groove, and the first elastic member is elastically abutted between the first telescopic member and the groove wall of the first mounting groove.

4. The tray arranging and feeding stacking mechanism according to any one of claims 1 to 3, characterized in that: the tray arranging and feeding stacking mechanism further comprises a feeding supporting plate, a releasing assembly and a transferring assembly; the releasing assembly comprises a releasing hopper and a third lifting assembly, the bottom of the releasing hopper is provided with a through hole, and the third lifting assembly comprises a third supporting plate capable of moving up and down, and the third supporting plate is arranged below the through hole; the feeding supporting plate is arranged between the first supporting plate and the third supporting plate, the transferring assembly is arranged on one side of the feeding supporting plate, the first supporting plate and the third supporting plate, and the transferring assembly can move back and forth between the first supporting plate and the third supporting plate.

5. The tray arranging and feeding stacking mechanism according to claim 4, characterized in that: the releasing assembly further comprises at least two releasing sub-assemblies, two releasing sub-assemblies are respectively arranged on opposite sides of the through hole, the releasing sub-assembly comprises a power member arranged on the third supporting plate and a second telescopic member arranged on one side of the through hole, the second telescopic member extends into the through hole, and the power member can follow the third supporting plate to rise and force the second telescopic member to exit the through hole.

6. The tray arranging and feeding stacking mechanism according to claim 5, characterized in that: ​ The releasing and distributing assembly further comprises a mounting member and a second elastic member, the mounting member is provided with a second mounting groove, the second telescopic member is horizontally movably arranged in the second mounting groove, and the second elastic member is elastically abutted between the second telescopic member and the groove wall of the second mounting groove.

7. The tray arranging, feeding, stacking and piling mechanism according to claim 5, characterized in that: The second telescopic member is provided with a second supporting portion, a groove portion, a third abutting surface and a third guide surface arranged in sequence from top to bottom on one side of the second telescopic member, and the second supporting portion horizontally protrudes from the third abutting surface; The power member is rotatably connected to one side of the third supporting plate, one end of the power member protrudes from the side wall of the third supporting plate, and the power member is provided with a fourth guide surface.

8. The tray arranging, feeding, stacking and piling mechanism according to claim 4, characterized in that: The transferring assembly comprises a material moving and lifting driving member and a cross plate, the material moving and lifting driving member can drive the cross plate to move up and down, the cross plate extends to the directions where the first supporting plate and the third supporting plate are located respectively, and the cross plate is provided with a plurality of positioning columns arranged in sequence along the extending direction of the cross plate.

9. The tray arranging, feeding, stacking and piling mechanism according to claim 4, characterized in that: The tray arranging, feeding, stacking and piling mechanism further comprises a translation driving assembly and a translation seat, the translation driving assembly extends to the directions where the first supporting plate and the third supporting plate are located respectively, the translation seat is slidably arranged between the two ends of the translation driving assembly, the translation seat is arranged below the feeding supporting plate, the transferring assembly is arranged on the end portion of the translation seat, and the transferring assembly can move horizontally along with the translation seat.

10. The tray arranging, feeding, stacking and piling mechanism according to claim 4, characterized in that: The tray arranging, feeding, stacking and piling mechanism further comprises a tray arranging and feeding assembly, and the tray arranging and feeding assembly is movably arranged above the feeding supporting plate.

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