Automatic separation device for lepidoptera larva feeding trays

Abstract

The utility model discloses an automatic separating device for lepidoptera larva feeding trays, which comprises a tray stripping part, the tray stripping part comprises a supporting platform and a bearing assembly, a penetrating opening is formed in the supporting platform, a bearing gap and a stripping gap are formed between two adjacent trays of a stack of trays, a material distributing supporting claw is arranged at the position corresponding to the bearing gap, and the stripping gap is arranged on the supporting platform. And a corresponding material distributing pusher dog is arranged corresponding to the stripping gap. According to the automatic separation device for the lepidoptera larva feeding trays, the working efficiency is greatly improved, the structure is simplified, and the cost can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of expanding and propagating lepidoptera larvae, and in particular to an automatic separation device for lepidoptera larvae breeding trays. Background Art

[0002] In the process of raising universal Lepidoptera larvae, trays are needed to be filled with feed, and the trays are used to raise universal Lepidoptera larvae; for the convenience of transportation and placement, the trays are often presented as a stack of trays. When a stack of trays is used, they need to be separated into individual trays one by one, and then the individual trays are filled with feed and nutrient solution, and then the eggs to be raised are placed in the individual trays.

[0003] There are attempts in the prior art to separate trays etc. in a semi-mechanized manner, but the efficiency is relatively low and still largely relies on manual labor, resulting in high costs and low work efficiency.

[0004] Therefore, how to provide an automatic separation device for Lepidoptera larvae rearing trays that can improve efficiency has become a technical problem that technicians in this field urgently need to solve. Summary of the invention

[0005] To achieve the above purpose, the utility model provides an automatic separation device for lepidopteran larvae feeding trays, which greatly improves work efficiency and simplifies the structure, thereby reducing costs. The specific technical solution is as follows:

[0006] A device for automatically separating trays for raising lepidopteran larvae, comprising:

[0007] The tray stripping portion comprises a support platform, wherein the support platform is provided with a through hole running through the upper and lower sides thereof for allowing a single tray to fall, and further comprises a supporting component arranged at the through hole and capable of opening and closing the through hole, wherein the supporting component supports a stack of trays when the through hole is closed, and does not support the stack of trays when the through hole is opened, wherein a supporting gap and a stripping gap extending inwardly from the sides of the entire stack of trays are formed between two adjacent trays of the stack of trays, wherein the lowest single tray in the stack of trays is the tray to be dropped, and corresponding material dividing claws capable of extending into and leaving the supporting gap are arranged corresponding to the supporting gap between the tray to be dropped and an adjacent tray above it, and corresponding material dividing claws capable of extending into and leaving the supporting gap are arranged corresponding to the stripping gap between the tray to be dropped and an adjacent tray above it The tray is moved downwards after the support member is moved into the stripping gap, and the tray is moved upwards back to its original position. In the initial state, the support assembly closes the through-hole and the support assembly supports a stack of trays. The material dividing claw leaves the supporting gap and the material dividing claw leaves the stripping gap. In the working state, the material dividing claw extends into the supporting gap, the support assembly opens the through-hole so that the support assembly does not support a stack of trays. The material dividing claw extends into the stripping gap and moves downwards to strip the tray to be dropped. In the returning state, the material dividing claw moves upwards back to its original position and leaves the stripping gap. The material dividing claw leaves the supporting gap and the support assembly closes the through-hole so as to support the remaining stack of trays that fall after the material dividing claw leaves.

[0008] A tray upstream transfer unit, which is located upstream of the tray stripping unit and is capable of conveying the stack of trays to the supporting assembly at the through opening in an initial state;

[0009] A downstream tray transfer part, which is located below the support platform at a position corresponding to the through-hole and can transfer the dropped tray to be dropped;

[0010] The filling part is located above the pallet transferred by the pallet downstream transfer part and has a filling outlet corresponding to the pallet.

[0011] Preferably, the through-opening and each of the trays have the same length direction and width direction, the supporting gap and the stripping gap share the same gap, which is a shared gap, and the number of the shared gaps is 3. The number of the material dividing claws and the material dividing claws are both 3, and one shared gap corresponds to one material dividing claw and one material dividing claw. The three shared gaps are arranged between two adjacent trays at intervals along the length direction, and a material dividing main cylinder fixed on the support platform is arranged on both sides of the through-opening on the support platform along the width direction. The pistons of the two material dividing main cylinders can reciprocate along the width direction and their free ends are connected to a first vertical plate body. The two first vertical plates are connected The cam is an L-shaped plate that is fixedly mounted on the bottom surface of the support plate, and each of the cams is provided with three material dividing claws that protrude outward and are perpendicular to the support plate and are arranged at intervals. A material dividing lowering cylinder is fixedly mounted on the top surface of the opposite side of the two first vertical plates, and the piston of each material dividing lowering cylinder is arranged in the vertical direction and its free end is fixedly connected to an L-shaped plate with an L-shaped cross-sectional area, and the long side of the L-shaped plate fits and slides on the outer surface of the support plate body, and the long side of the L-shaped plate is located near the middle position of the support plate body, and the size of the long side of the L-shaped plate along the length direction is smaller than the size of the support plate body along the length direction, and the short side of the L-shaped plate is located above the support plate body and moves with the material dividing lower The piston of the air cylinder can reciprocate up and down, and the lower end of the long side of the L-shaped plate forms two branch plates extending downward and connected to the lower end. The two branch plates are spaced along the length direction and a notch with an open lower end is formed therebetween. The three material dividing claws along the length direction are respectively the first material dividing claw, the second material dividing claw and the third material dividing claw, and the second material dividing claw is located at a position corresponding to the notch. The two branch plates are the first branch plate and the second branch plate, and the first branch plate is located at a position corresponding to between the first material dividing claw and the second material dividing claw, and the second branch plate is located at a position corresponding to between the third material dividing claw and the second material dividing claw. The lower end of the first branch plate is formed with a notch protruding outward. and a first horizontal plate perpendicular to the first branch plate, a first material dividing claw is formed on the side of the first horizontal plate close to the first material dividing claw, a second horizontal plate protruding outward and perpendicular to the second branch plate is formed at the lower end of the second branch plate, a second material dividing claw is formed on the side of the second horizontal plate close to the second material dividing claw, and a third material dividing claw is formed on the side close to the third material dividing claw, the size of the notch in the vertical direction is not less than the stroke of the piston of the material dividing lower pushing cylinder, and in the initial state, the first material dividing claw is located above the first material dividing claw and the two are in contact, the second material dividing claw is located above the second material dividing claw and the two are in contact, and the third material dividing claw is located above the third material dividing claw and the two are in contact;

[0012] It also includes a PLC controller, which is electrically connected to the two material distribution main cylinders and the two material distribution lower shifting cylinders.

[0013] Preferably, the first material dividing claw, the second material dividing claw, the third material dividing claw, the first material dividing claw, the second material dividing claw and the third material dividing claw are all long rods.

[0014] Preferably, a supporting assembly is arranged on both sides of the support platform opposite to the through-opening along the length direction, each of the supporting assemblies comprises a supporting cylinder fixed on the support platform, the piston of each supporting cylinder is arranged in the horizontal direction and its free end is connected to a second vertical plate body, two horizontally arranged and spaced apart supporting flat claws are fixedly installed on the opposite sides of the two second vertical plates, and the PLC controller is electrically connected to the two supporting cylinders.

[0015] Preferably, the lower ends of the two second vertical plates extend downward from the support platform and are located below the support platform, and the two material supporting claws are installed on each of the second vertical plates near its lower end, and the two material supporting claws are located below the support platform.

[0016] Preferably, each of the support flat claws is in the form of a U-shaped plate, and the bottom of the U-shaped plate is fixedly connected to the second vertical plate body.

[0017] Preferably, it also includes four angle irons, which are installed one by one at the four corners of the through-opening, and the four angle irons surround a space with four open sides for accommodating the stack of pallets, and the open side between two angle irons arranged at intervals along the length direction forms a space for the corresponding first material dividing claw, second material dividing claw, third material dividing claw, first material dividing claw, second material dividing claw and third material dividing claw to move.

[0018] Preferably, a bearing rod is installed on the supporting platform, and the bearing rod is arranged relative to the stack of pallets. A material shortage detection sensor for detecting whether there are pallets is installed on the bearing rod at a plurality of pallets located at a lower position in the stack of pallets, and a material loading detection sensor for detecting whether there are pallets is installed on the bearing rod at a plurality of pallets located at an upper position in the stack of pallets. The PLC controller is electrically connected to the material shortage detection sensor and the material loading detection sensor.

[0019] The provided automatic separation device for lepidopteran larvae rearing trays has the following technical effects:

[0020] The arrangement of the supporting assembly, the material dividing claws and the material dividing claws can accurately and efficiently separate the bottom tray in a stack of trays, thereby improving the stability of the operation.

[0021] Furthermore, the supporting gap and the stripping gap share the same gap, the material dividing claws and the material dividing claws and the cylinders driving them are arranged in a one-to-one correspondence, and the supporting components and the cylinders for driving the material dividing claws and the material dividing claws are arranged around the through-hole, which can make the system tend to the most simplified setting and reduce the occupied space. The PLC controller controls these components to automatically move in sequence, which greatly improves the efficiency.

[0022] Furthermore, the two material-supporting claws are located below the supporting platform, so that the position when supporting a stack of pallets can be closer to the downstream conveyor belt, allowing a single peeled pallet to fall at the shortest distance, avoiding the pallet from floating due to excessive distance and failing to fall accurately onto the downstream conveyor belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A structural schematic diagram of a specific implementation of a tray stripping portion of the automatic separation device for lepidopteran larvae rearing tray provided by the utility model;

[0024] Figure 2 for Figure 1 A schematic diagram of a structure without a stack of pallets placed;

[0025] Figure 3 for Figure 2 A schematic diagram of a structure of a part of the structure in a state;

[0026] Figure 4 for Figure 2 A schematic diagram of a structure of a part of the structure in another state;

[0027] Figure 5 A schematic diagram of the structure of a partial stack of pallets.

[0028] Figure 1-5 The accompanying drawings are denoted as follows:

[0029] 1 Pallet stripping portion, 2 supporting platform, 3 through-hole, 4 a stack of pallets, 5 material dividing claws, 6 material dividing claws, 7 shared gap, 8 material dividing main cylinder, 9 first vertical plate, 10 receiving plate, 11 material dividing lower claw, 12 L-shaped plate, 13 notch, 14 first material dividing claw, 15 second material dividing claw, 16 third material dividing claw, 17 first branch plate, 18 second branch plate, 19 first horizontal plate, 20 first material dividing claw, 21 second horizontal plate, 22 second material dividing claw, 23 third material dividing claw, 24 material supporting cylinder, 25 second vertical plate, 26 material supporting flat claw, 27 angle iron, 28 bearing rod, 29 material shortage detection sensor, 30 material loading detection sensor. DETAILED DESCRIPTION

[0030] like Figure 1-5 As shown, the utility model provides an automatic separation device for a lepidopteran larvae feeding tray, comprising:

[0031] The tray stripping part 1 includes a supporting platform 2, on which a through hole 3 is formed that runs through the upper and lower sides of the supporting platform 2 for allowing a single tray to fall, and also includes a supporting component that is arranged at the through hole 3 and can open and close the through hole 3. When the supporting component closes the through hole 3, the supporting component supports a stack of trays 4, and when the through hole 3 is opened, the supporting component does not support the stack of trays 4. A supporting gap and a stripping gap that extend inward from the sides of the entire stack of trays are formed between two adjacent trays in the stack of trays 4. The lowest single tray in the stack of trays 4 is the tray to be dropped, and corresponding material dividing claws 5 that can extend into and leave the supporting gap are arranged at the supporting gap between the tray to be dropped and an adjacent tray above it, and corresponding material dividing claws 5 that can extend into and leave the supporting gap are arranged at the stripping gap between the tray to be dropped and an adjacent tray above it. The material dividing claw 6 can be extended into and leave the stripping gap, and after extending into the stripping gap, it moves downward to strip the tray to be dropped and moves upward to return to its position. In the initial state: the supporting component closes the through-hole 3 and the supporting component supports a stack of trays 4, the material dividing claw 5 leaves the supporting gap, and the material dividing claw 6 leaves the stripping gap. In the working state: the material dividing claw 5 extends into the supporting gap, the supporting component opens the through-hole 3 so that the supporting component does not support a stack of trays 4, and the material dividing claw 6 extends into the stripping gap and then moves downward to strip the tray to be dropped. In the returning state: the material dividing claw 6 moves upward to return and leaves the stripping gap, the material dividing claw 5 leaves the supporting gap and the supporting component closes the through-hole 3 to support the remaining part of the stack of trays that fall after the material dividing claw 5 leaves.

[0032] The arrangement of the supporting assembly, the material dividing claw 5 and the material dividing claw 6 can accurately and efficiently separate the bottommost tray in a stack of trays 4, thereby improving the stability of the operation.

[0033] In a specific implementation manner, Figure 2-4As shown, the through-opening 3 and each of the trays have the same length direction and width direction, the supporting gap and the stripping gap share the same gap, which is a common gap 7, and the number of the common gaps 7 is 3. The number of the material dividing claws 5 and the material dividing claws 6 are both 3, and one common gap 7 corresponds to one material dividing claw 5 and one material dividing claw 6. The three common gaps 7 are arranged between two adjacent trays at intervals along the length direction, and a material dividing main cylinder 8 fixed on the support platform is arranged on both sides of the through-opening 3 on the support platform 2 along the width direction. The pistons of the two material dividing main cylinders 8 can reciprocate along the width direction and their free ends are connected to a first vertical plate 9, and the two A receiving plate 10 is fixedly installed at the lower position of one side opposite to the first vertical plate 9, and each receiving plate 10 is formed with the three material dividing claws 5 protruding outward and perpendicular to the receiving plate 10 and arranged at intervals. A material dividing downward shifting cylinder 11 is fixedly installed at the upper position of one side opposite to the two first vertical plate bodies 9, and the piston of each material dividing downward shifting cylinder 11 is arranged in the vertical direction and its free end is fixedly connected to an L-shaped plate 12 with an L-shaped cross-sectional area. The long side of the L-shaped plate 12 fits and slides on the outer surface of the receiving plate 10, and the long side of the L-shaped plate 12 is located near the middle position of the receiving plate body 10. The long side of the L-shaped plate 12 has a size along the length direction that is smaller than the size of the receiving plate body 10 along the length direction. The size of the L-shaped plate 12 is that the short side of the L-shaped plate 12 is located above the receiving plate body 10 and can reciprocate up and down with the piston of the material dividing and shifting cylinder 11. The lower end of the long side of the L-shaped plate 12 forms two branch plates extending downward and connected to the lower end. The two branch plates are spaced along the length direction and a notch 13 with an open lower end is formed therebetween. The three material dividing claws 5 along the length direction are successively the first material dividing claw 14, the second material dividing claw 15 and the third material dividing claw 16. The second material dividing claw 15 is located at a position corresponding to the notch 13. The two branch plates are the first branch plate 17 and the second branch plate 18. The first branch plate 17 is located between the first material dividing claw 14 and the second material dividing claw 15. Position, the second branch plate 18 is located at a position corresponding to the third material dividing claw 16 and the second material dividing claw 15, the lower end of the first branch plate 17 is formed with a first horizontal plate 19 protruding outward and perpendicular to the first branch plate 17, the first horizontal plate 19 is close to the first material dividing claw 14 to form a first material dividing claw 20, the lower end of the second branch plate 18 is formed with a second horizontal plate 21 protruding outward and perpendicular to the second branch plate 18, the second horizontal plate 21 is close to the second material dividing claw 15 to form a second material dividing claw 22, and the side close to the third material dividing claw 16 to form a third material dividing claw 23, the size of the notch 13 in the vertical direction is not less than the stroke of the piston of the material dividing lower shifting cylinder 11,In the initial state, the first material dividing claw 14 is located above the first material dividing claw 20 and the two are in contact with each other, the second material dividing claw 15 is located above the second material dividing claw 22 and the two are in contact with each other, and the third material dividing claw 16 is located above the third material dividing claw 23 and the two are in contact with each other;

[0034] It also includes a PLC controller, which is electrically connected to the two material distribution main cylinders 8 and the two material distribution lower shifting cylinders 11.

[0035] The supporting gap and the stripping gap share the same gap, the material distribution claw 5 and the material distribution claw 6 and the cylinders driving them are arranged in a one-to-one correspondence, and the supporting components and the cylinders for driving the material distribution claw 5 and the material distribution claw 6 are arranged around the through hole 3, which can make the system tend to the most simplified setting and reduce the occupied space. The PLC controller controls these components to automatically move in sequence, which greatly improves the efficiency.

[0036] In a specific embodiment, the first material dividing claw 14, the second material dividing claw 15, the third material dividing claw 16, the first material dividing claw 20, the second material dividing claw 22 and the third material dividing claw 23 are all long rods, and the diameter of the long rods matches the size of the common gap 7, so that they can smoothly enter or leave the common gap 7.

[0037] In a specific embodiment, a supporting assembly is provided on both sides of the support platform 2 opposite to the through-opening 3 along the length direction, and each of the supporting assemblies includes a supporting cylinder 24 fixed on the support platform 2, and the piston of each supporting cylinder 24 is arranged in a horizontal direction and its free end is connected to a second vertical plate body 25, and two horizontally arranged and spaced supporting flat claws 26 are fixedly installed on the opposite sides of the two second vertical plates 25, and the PLC controller is electrically connected to the two supporting cylinders 24.

[0038] Among them, the lower ends of the two second vertical plates 25 extend downward from the support platform 2 and are located below the support platform 2, and the two material supporting claws 26 are installed on each of the second vertical plates 25 near its lower end, and the two material supporting claws 26 are located below the support platform 2.

[0039] The two material-supporting claws 26 are located below the supporting platform 2, so that the position of supporting a stack of pallets 4 can be closer to the downstream conveyor belt 63, so that a single pallet to be peeled off can fall at the shortest distance, avoiding the pallet from floating due to excessive distance and failing to fall accurately onto the downstream conveyor belt 63.

[0040] In a specific implementation manner, each of the support flat claws 26 is in the form of a U-shaped plate, and the bottom of the U-shaped plate is fixedly connected to the second vertical plate body 25 .

[0041] like Figure 2 As shown, it also includes four angle irons 27, which are installed one by one at the four corners of the through-opening 3, and the four angle irons 27 surround four open sides of a space for accommodating the stack of trays 4. The open side between two angle irons 27 arranged at intervals along the length direction forms a space for the corresponding first material dividing claw 14, second material dividing claw 15, third material dividing claw 16, first material dividing claw 20, second material dividing claw 22 and third material dividing claw 23 to move.

[0042] Among them, a bearing rod 28 is installed on the supporting platform 2, and the bearing rod 28 is arranged relative to the stack of pallets 4. A material shortage detection sensor 29 for detecting whether there are pallets is installed on the bearing rod 28 corresponding to several pallets located at the lower position in the stack of pallets 4. A loading detection sensor 30 for detecting whether there are pallets is installed on the bearing rod 28 corresponding to several pallets located at the upper position in the stack of pallets 4. The PLC controller is electrically connected to the material shortage detection sensor 29 and the loading detection sensor 30.

[0043] During operation, the material shortage detection sensor 29 can detect the absence of a tray and send out a predetermined signal. After the material loading detection sensor 30 detects the tray, it sends out a signal to confirm that the loading is completed again.

[0044] The process is fully automated, greatly improving efficiency.

Claims

1. An automatic separation device for lepidopteran larvae rearing trays, characterized in that: include: The tray stripping portion comprises a support platform, wherein the support platform is provided with a through hole running through the upper and lower sides thereof for allowing a single tray to fall, and further comprises a supporting component arranged at the through hole and capable of opening and closing the through hole, wherein the supporting component supports a stack of trays when the through hole is closed, and does not support the stack of trays when the through hole is opened, wherein a supporting gap and a stripping gap extending inwardly from the sides of the entire stack of trays are formed between two adjacent trays of the stack of trays, wherein the lowest single tray in the stack of trays is the tray to be dropped, and corresponding material dividing claws capable of extending into and leaving the supporting gap are arranged corresponding to the supporting gap between the tray to be dropped and an adjacent tray above it, and corresponding material dividing claws capable of extending into and leaving the supporting gap are arranged corresponding to the stripping gap between the tray to be dropped and an adjacent tray above it The material dividing claw can be extended into and leave the stripping gap, and after extending into the stripping gap, it moves downward to strip the tray to be dropped and moves upward to return to its position. In the initial state: the supporting component closes the through-opening and the supporting component supports a stack of trays, the material dividing claw leaves the supporting gap, and the material dividing claw leaves the stripping gap. In the working state: the material dividing claw extends into the supporting gap, the supporting component opens the through-opening so that the supporting component does not support a stack of trays, and the material dividing claw extends into the stripping gap and then moves downward to strip the tray to be dropped. In the returning state: the material dividing claw moves upward to return and leaves the stripping gap, the material dividing claw leaves the supporting gap, and the supporting component closes the through-opening to support the remaining part of the stack of trays that fall after the material dividing claw leaves.

2. The automatic separation device for lepidopteran larvae rearing tray according to claim 1, characterized in that: The through-opening and each of the trays have the same length direction and width direction, the supporting gap and the stripping gap share the same gap, which is a shared gap, and the number of the shared gaps is 3. The number of the material dividing claws and the material dividing claws are both 3, and one shared gap corresponds to one material dividing claw and one material dividing claw. The three shared gaps are arranged between two adjacent trays at intervals along the length direction, and a material dividing main cylinder fixed on the support platform is arranged on both sides of the through-opening on the support platform along the width direction. The pistons of the two material dividing main cylinders can reciprocate along the width direction and their free ends are connected to a first vertical plate body. The two first vertical plates are opposite to each other. The cam is an L-shaped plate that is fixedly mounted on the bottom of the two sides of the plate, and each of the cams has three material dividing claws that protrude outward and are perpendicular to the cam. A material dividing down-pushing cylinder is fixedly mounted on the top of the two opposite sides of the two first vertical plates. The piston of each material dividing down-pushing cylinder is arranged in the vertical direction and its free end is fixedly connected to an L-shaped plate with an L-shaped cross-sectional area. The long side of the L-shaped plate fits and slides on the outer surface of the receiving plate body, and the long side of the L-shaped plate is located near the middle position of the receiving plate body. The size of the long side of the L-shaped plate along the length direction is smaller than the size of the receiving plate body along the length direction. The short side of the L-shaped plate is located above the receiving plate body and moves with the material dividing down-pushing cylinder The piston of the cylinder can reciprocate up and down, and the lower end of the long side of the L-shaped plate forms two branch plates extending downward and connected to the lower end, and the two branch plates are spaced along the length direction and a notch with an open lower end is formed therebetween. Along the length direction, the three material dividing claws are respectively the first material dividing claw, the second material dividing claw and the third material dividing claw, and the second material dividing claw is located at a position corresponding to the notch. The two branch plates are the first branch plate and the second branch plate, and the first branch plate is located at a position corresponding to between the first material dividing claw and the second material dividing claw, and the second branch plate is located at a position corresponding to between the third material dividing claw and the second material dividing claw, and the lower end of the first branch plate is formed with a notch protruding outward and A first horizontal plate is perpendicular to the first branch plate, a first material dividing claw is formed on the side of the first horizontal plate close to the first material dividing claw, a second horizontal plate is formed at the lower end of the second branch plate, which protrudes outward and is perpendicular to the second branch plate, a second material dividing claw is formed on the side of the second horizontal plate close to the second material dividing claw, and a third material dividing claw is formed on the side close to the third material dividing claw, the size of the notch in the vertical direction is not less than the stroke of the piston of the material dividing lower pushing cylinder, and in the initial state, the first material dividing claw is located above the first material dividing claw and the two are in contact, the second material dividing claw is located above the second material dividing claw and the two are in contact, and the third material dividing claw is located above the third material dividing claw and the two are in contact; It also includes a PLC controller, which is electrically connected to the two material distribution main cylinders and the two material distribution lower shifting cylinders.

3. The automatic separation device for lepidopteran larvae rearing tray according to claim 2, characterized in that: The first material dividing supporting claw, the second material dividing supporting claw, the third material dividing supporting claw, the first material dividing pushing claw, the second material dividing pushing claw and the third material dividing pushing claw are all long rod bodies.

4. The automatic separation device for lepidopteran larvae rearing tray according to claim 2, characterized in that: A supporting assembly is arranged on both sides of the support platform opposite to the through-opening along the length direction, each of the supporting assemblies includes a supporting cylinder fixed on the support platform, the piston of each supporting cylinder is arranged in the horizontal direction and its free end is connected to a second vertical plate body, two horizontally arranged and spaced apart supporting flat claws are fixedly installed on the opposite sides of the two second vertical plates, and the PLC controller is electrically connected to the two supporting cylinders.

5. The automatic separation device for lepidopteran larvae rearing tray according to claim 4, characterized in that: The lower ends of the two second vertical plates extend downward from the support platform and are located below the support platform. The two material supporting claws are installed near the lower end of each second vertical plate, and the two material supporting claws are located below the support platform.

6. The automatic separation device for lepidopteran larvae rearing tray according to claim 5, characterized in that: Each of the support claws is in the form of a U-shaped plate, and the bottom of the U-shaped plate is fixedly connected to the second vertical plate body.

7. The automatic separation device for lepidopteran larvae rearing tray according to claim 4, characterized in that: It also includes four angle irons, which are installed one by one at the four corners of the through-opening, and the four angle irons surround a space with four open sides for accommodating the stack of pallets. The open side between two angle irons arranged at intervals along the length direction forms a space for the corresponding first material dividing claw, second material dividing claw, third material dividing claw, first material dividing claw, second material dividing claw and third material dividing claw to move.

8. The automatic separation device for lepidopteran larvae rearing tray according to claim 4, characterized in that: A bearing rod is installed on the supporting platform, and the bearing rod is arranged relative to the stack of pallets. A material shortage detection sensor for detecting whether there are pallets is installed on the bearing rod corresponding to several pallets located at the lower position in the stack of pallets. A material loading detection sensor for detecting whether there are pallets is installed on the bearing rod corresponding to several pallets located at the upper position in the stack of pallets. The PLC controller is electrically connected to the material shortage detection sensor and the material loading detection sensor.

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