Bearing tray suitable for intelligent transfer robot

By designing an adaptive trolley track and locking mechanism on the carrying pallet of the intelligent handling robot, the problem of manual operation in the existing technology is solved, realizing the automated loading and unloading of material transfer trolleys, and improving the working efficiency and ease of use of AGVs.

CN223480720UActive Publication Date: 2025-10-28FUDE MACHINERY ACCESSORIES (SHANGHAI) CO LTD
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Patent Information

Application Number
CN202423185636.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-24
Publication Date
2025-10-28
Estimated Expiration
2034-12-24

AI Technical Summary

Technical Problem

The pallets of existing intelligent handling robots cannot be directly placed on material transfer carts, which requires manual operation, increases labor intensity and reduces work efficiency.

Method used

A carrying tray is designed with a trolley track and fork slots adapted to the material transfer trolley, and equipped with a locking mechanism to realize the automatic fixing and unlocking of the material transfer trolley, which is suitable for the insertion and extraction of the fork arm of an intelligent handling robot.

Benefits of technology

It realizes the automated loading and unloading of material transfer carts, significantly reducing the need for manpower, improving the efficiency of logistics transfer, and has a simple structure and is easy to use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a bearing tray suitable for an intelligent transfer robot, the bearing tray is provided with a trolley track matched with a material transfer trolley, and the bottom of the trolley track is provided with a fork groove matched with a fork arm of the intelligent transfer robot. Slideways matched with wheels of the material transfer trolley are arranged on two side wings of the trolley track respectively, a baffle higher than the track surface is arranged at the rear end of the bearing tray, and a locking mechanism is arranged on the track surface close to the front end of the trolley track. According to the automatic loading and unloading device for the AGV, manual loading and unloading for the AGV are not needed, so that the manpower can be obviously saved, the labor intensity of related workers is greatly reduced, and the logistics transfer efficiency can be obviously improved; in addition, the bearing tray further has the advantages of being simple in structure, easy to achieve, convenient and fast to use and the like, and has important significance and industrial application value for improving the automatic carrying efficiency of the AGV.
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Description

Technical Field

[0001] This utility model relates to a carrying pallet suitable for intelligent handling robots, belonging to the field of automated handling equipment technology. Background Technology

[0002] Automated Guided Vehicles (AGVs) are robots used for automated material handling in logistics. Due to their high degree of automation, safety, reliability, and suitability for long-distance transportation, AGVs are now widely used in the logistics and manufacturing industries.

[0003] As modern manufacturing demands increasingly higher efficiency and management levels for internal factory logistics, automated guided vehicles (AGVs), as crucial hardware in modern factory logistics systems, can significantly improve internal logistics when used properly, thus positively impacting overall factory operations. However, currently, the pallets used by AGVs can only hold turnover boxes, not material handling carts. This necessitates manual labor to move the turnover boxes onto the pallets, and then manually remove them from the pallets upon arrival at their destination. This not only increases the workload for personnel but also severely hinders the efficiency of the AGVs. Utility Model Content

[0004] In view of the above-mentioned problems in the existing technology, the purpose of this utility model is to provide a carrying pallet suitable for intelligent handling robots that can greatly reduce the labor intensity of relevant workers and improve the handling efficiency of AGVs.

[0005] In order to achieve the above purpose, the technical solution adopted by the present utility model is as follows:

[0006] A carrying pallet suitable for intelligent handling robots is provided, wherein the carrying pallet is provided with a trolley track adapted to a material transfer trolley, the bottom of the trolley track is provided with a fork groove adapted to the fork arm of the intelligent handling robot, the two sides of the trolley track are respectively provided with slides adapted to the wheels of the material transfer trolley, and a baffle higher than the track surface is provided at the rear end of the carrying pallet, and a locking mechanism is provided on the track surface near the front end of the trolley track.

[0007] In one embodiment, the carrying pallet is provided with two parallel trolley tracks adapted to the material transfer trolley. The bottom of each trolley track is provided with a fork slot adapted to the fork arm of the intelligent handling robot. The two sides of each trolley track are respectively provided with slides adapted to the wheels of the material transfer trolley. The distance between the two fork slots at the bottom of the two trolley tracks is adapted to the distance between the two fork arms of the intelligent handling robot. Furthermore, a locking mechanism is provided on the track surface near the front end of each trolley track.

[0008] In one embodiment, the locking mechanism includes an arc-shaped housing and an unlocking rod, an elastic locking tongue, and a locking block disposed within the arc-shaped housing. The arc-shaped housing is fixedly connected to a track surface near the front end of the trolley track. The rear part of the unlocking rod is rotatably connected to the arc-shaped housing, and the front part of the unlocking rod has a downward unlocking portion. The elastic locking tongue includes a rectangular block and a U-shaped fixing frame. The two arms of the U-shaped fixing frame are fixedly connected to the front and rear sides of the rectangular block, respectively. The top of the U-shaped fixing frame is connected to the unlocking rod. At least one pin is fixedly disposed on the left side of the rectangular block, and the right side of the rectangular block abuts against a telescopic spring. The right rear part of the locking block has an L-shaped notch, and a pin hole adapted to the pin is provided on the Y-direction side of the L-shaped notch. The rear part of the locking block, the rectangular block, and the telescopic spring are coaxially mounted on a fixed shaft from left to right. The two ends of the fixed shaft are fixedly connected to the arc-shaped housing, and a blocking plate is fixedly disposed at the front end of the locking block.

[0009] In one embodiment, the two sides of the bow-shaped housing are symmetrically provided with multiple sets of screw holes for fixed connection with the track surface.

[0010] In one embodiment, the middle part of the arc-shaped housing is provided with a fixing shaft fixing lug.

[0011] In one embodiment, the fixing shaft fixing lug is integrally formed by bending the openings on both sides of the middle part of the bow-shaped housing downwards.

[0012] In one embodiment, the front of the arc-shaped housing has an avoidance notch for the up-and-down movement of the blocking plate.

[0013] In one embodiment, the rear part of the unlocking rod is rotatably connected to the bow-shaped housing via a pin.

[0014] In one embodiment, the unlocking part is a downwardly bent plate integrally formed with the left side of the front part of the unlocking lever.

[0015] In one embodiment, an unlocking part receiving groove adapted to the unlocking part is provided on the right side of the track panel near the front end of the trolley track, and a vertically upward limiting baffle is fixed at the rear end of the unlocking part receiving groove.

[0016] In one embodiment, the top center of the U-shaped fixing frame is provided with an upward protrusion, and the unlocking rod is provided with a through hole that is adapted to and corresponds to the protrusion, and the protrusion is embedded in the through hole.

[0017] In one embodiment, two pins are fixed on the left side of the rectangular block, and the two pins are symmetrically arranged on both sides of the fixed shaft.

[0018] In one embodiment, the front part of the L-shaped notch is provided with a U-shaped groove, one end of the fixed shaft passes through the right side of the U-shaped groove and is fixedly connected to the bow-shaped housing, and the right side of the U-shaped groove is also provided with an upward-facing U-shaped opening, and the front arm of the U-shaped fixing frame is movably connected to the U-shaped opening.

[0019] In one embodiment, an opening is provided on the front track panel near the trolley track for the locking block to move up and down.

[0020] In one embodiment, a plurality of downwardly protruding arc-shaped lifting portions are provided at intervals at the bottom of the locking block near the front end.

[0021] In one embodiment, the blocking plate is an inverted L-shaped plate, and the front end of the longitudinal arm of the L-shaped plate is provided with an upward bend, and the rear end of the transverse arm of the L-shaped plate is connected to the front end of the locking block by screws.

[0022] Compared with the prior art, the beneficial technical effects of this utility model are as follows:

[0023] This invention allows material handling trolleys containing turnover boxes to be directly placed on the aforementioned carrying pallet for AGV transport to their destination, eliminating the need for manual loading and unloading of materials. This not only significantly saves manpower and greatly reduces the labor intensity of relevant personnel, but also significantly improves logistics efficiency. In addition, the carrying pallet of this invention has many advantages such as simple structure, ease of implementation, and convenient use. Therefore, this invention is of great significance and industrial application value in improving the efficiency of AGV automated handling. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the front side view of the support tray described in the embodiment;

[0025] Figure 2 This is a schematic diagram of the rear side view of the support tray described in the embodiment;

[0026] Figure 3 This is a schematic diagram illustrating the assembly relationship between the locking mechanism and the top surface of the trolley track described in the embodiment;

[0027] Figure 4 This is a schematic diagram illustrating the assembly relationship between the locking mechanism and the bottom surface of the trolley track described in the embodiment;

[0028] Figure 5 This is a schematic diagram illustrating the top surface structure of the locking mechanism described in the embodiment;

[0029] Figure 6 This is a schematic diagram illustrating the bottom structure of the locking mechanism described in the embodiment;

[0030] Figure 7This is a structural schematic diagram illustrating the assembly relationship between the elastic locking tongue and the locking block as described in the embodiment;

[0031] Figure 8 This is a schematic diagram of the bow-shaped shell structure described in the embodiment;

[0032] Figure 9 This is a schematic diagram of the unlocking lever described in the embodiment;

[0033] Figure 10 This is a schematic diagram of the rectangular block and U-shaped fixing frame in the elastic locking tongue described in the embodiment;

[0034] Figure 11 This is a schematic diagram of the locking block described in the embodiment;

[0035] Figure 12 This is a schematic diagram of the locking block described in the embodiment from another perspective;

[0036] Figure 13 This is a diagram illustrating the state of the locking mechanism on the carrying tray described in the embodiment when it is locked.

[0037] Figure 14 This is a structural schematic diagram illustrating the assembly relationship between the components when the locking mechanism described in the embodiment is in the locked state;

[0038] Figure 15 This is a schematic diagram illustrating the assembly relationship between the components when the locking mechanism described in the embodiment is in the unlocking start state;

[0039] Figure 16 This is a schematic diagram illustrating the assembly relationship between the components when the locking mechanism described in the embodiment is in the unlocked and terminated state;

[0040] Figure 17 This is a diagram illustrating the state of the locking mechanism on the carrying tray described in the embodiment when it is unlocked;

[0041] Figure 18 This is a schematic diagram illustrating the structural relationship between the carrying pallet and the material transfer trolley described in the embodiment;

[0042] Figure 19 This is a diagram illustrating the state of the carrying pallet and material transfer trolley provided in the embodiment when used together;

[0043] Figure 20 This is a state diagram illustrating the use of the carrying pallet provided in the embodiment in conjunction with the intelligent handling robot;

[0044] The labels in the diagram are as follows:

[0045] 1. Loading pallet; 1-1. Trolley track; 1-11. Fork slot; 1-12. Slide rail; 1-13. Track surface; 1-14. Unlocking part receiving slot; 1-15. Limiting baffle; 1-16. Opening; 1-2. Baffle; 1-3. Locking mechanism; 1-31. Arch-shaped housing; 1-311. Screw hole; 1-312. Fixing shaft fixing lug; 1-313. Clearance notch; 1-32. Unlocking rod; 1-321. Unlocking part; 1-322. Through hole; 1-33. Elastic locking tongue; 1-331. Rectangular block; 1-332. U-shaped fixing bracket; 1-3321. Side arm; 1-3322. Top; 1-332 3. Protruding column; 1-233. Pin; 1-334. Telescopic spring; 1-34. Locking block; 1-341. L-shaped notch; 1-3411. Y-direction side; 1-3412. U-shaped groove; 1-34121. U-shaped opening; 1-342. Pin hole; 1-343. Arc-shaped lifting part; 1-35. Fixed shaft; 1-36. Blocking plate (L-shaped plate); 1-361. Longitudinal arm of L-shaped plate; 1-3611. Upward bending part; 1-362. Lateral arm of L-shaped plate; 1-37. Pin shaft; 2. Material transfer trolley; 2-1. Wheel; 3. Intelligent handling robot; 3-1. Fork arm; 4. Turnover box. Detailed Implementation

[0046] The technical solution of this utility model will be further described in detail below with reference to the accompanying drawings and embodiments. Furthermore, it should be noted that the terminology used in this utility model is for the purpose of describing specific embodiments only and is not intended to limit the utility model. Unless otherwise defined, the technical or scientific terms used in this utility model should have the ordinary meaning understood by those skilled in the art. Terms such as "top," "bottom," "inner," and "outer," indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. In addition, in this utility model, the horizontal direction is defined as X-axis, the vertical direction as Y-axis, the two ends of the X-axis as left and right sides, and the two ends of the Y-axis as front and rear sides; and in the following embodiments, the inlet and outlet ends of the material transfer trolley are defined as the front end of the carrying pallet.

[0047] Example

[0048] Please combine Figure 1 and Figure 2 and Figures 18 to 20As shown, this embodiment provides a carrying pallet 1 suitable for intelligent handling robots, which has two parallel trolley tracks 1-1 adapted to material transfer trolleys 2. The bottom of each trolley track 1-1 is provided with a fork slot 1-11 adapted to the fork arm 3-1 of the intelligent handling robot 3. The two sides of each trolley track 1-1 are respectively provided with slide rails 1-12 adapted to the wheels 2-1 of the material transfer trolley 2. The distance between the two fork slots 1-11 at the bottom of the two trolley tracks 1-1 is adapted to the distance between the two fork arms 3-1 of the intelligent handling robot (AGV) 3. Furthermore, a baffle 1-2 higher than the track surface 1-13 is provided at the rear end of the carrying pallet 1. A locking mechanism 1-3 is provided on the track surface 1-13 near the front end of each trolley track 1-1.

[0049] It should be noted that the pallet 1 described in this invention may also have only one trolley track 1-1. This is generally suitable for large-sized material handling trolleys 2, but having two trolley tracks 1-1 is optimal. The number and size of the fork slots 1-11 at the bottom of the trolley track 1-1 are adapted to the fork arms 3-1 of the intelligent handling robot 3, for example... Figure 20 As shown, the intelligent handling robot 3 used in this embodiment has two forks 3-1. Therefore, the bottom of the pallet 1 is provided with two fork slots 1-11 that are adapted to the size of its forks 3-1 (including the length, width and height of each fork slot and the distance between the two fork slots).

[0050] Furthermore, the length and width of the trolley track 1-1 are at least compatible with the size of one material transfer trolley 2 it needs to support. In this embodiment, since the size of the material transfer trolley 2 used with it is compatible with the size of a turnover box 4, the length of the trolley track 1-1 in this embodiment is the length of two material transfer trolleys 2 placed end to end, and the width of the trolley track 1-1 in this embodiment is the width of two material transfer trolleys 2 placed side by side, thus allowing it to support four material transfer trolleys 2 at a time. Figure 19 and Figure 20 As shown; if the size of the material transfer trolley 2 is compatible with the size of the two turnover boxes 4, and the length and width of the trolley track 1-1 remain unchanged, then this situation allows for the carrying of two material transfer trolleys 2 at a time. In summary, the length of the trolley track 1-1 is usually determined first by the length of the fork arm 3-1 of the intelligent handling robot 3 that is compatible with it. Then, the number of material transfer trolleys 2 that can be carried is determined based on the length of the trolley track 1-1 and the length or width of the individual material transfer trolley 2 that is compatible with it. Finally, the width of the trolley track 1-1 is determined.

[0051] Please see again. Figure 20As shown, in use, the carrying pallet of this utility model involves first stacking the turnover boxes 4 on the material transfer trolley 2, then pushing the material transfer trolley 2 carrying the turnover boxes 4 onto the carrying pallet 1. Next, the fork arm 3-1 of the intelligent handling robot 3 is inserted into the fork slots 1-11 at the bottom of the carrying pallet 1, and finally, the intelligent handling robot 3 transports the material to its destination. Therefore, by using the carrying pallet of this utility model, manual loading and unloading of AGVs is eliminated, significantly saving manpower, greatly reducing the labor intensity of relevant personnel, and significantly improving logistics efficiency, demonstrating strong practical value.

[0052] Please combine Figures 3 to 12 As shown, in this embodiment, the locking mechanism 1-3 includes an arc-shaped housing 1-31 and an unlocking rod 1-32, an elastic locking tongue 1-33, and a locking block 1-34 disposed within the arc-shaped housing 1-31. The arc-shaped housing 1-31 is fixedly connected to the track surface 1-13 near the front end of the trolley track 1-1. The rear part of the unlocking rod 1-32 is rotatably connected to the arc-shaped housing 1-31, and the front part of the unlocking rod 1-32 is provided with a downward unlocking part 1-321. The elastic locking tongue 1-33 includes a rectangular block 1-331 and a U-shaped fixing frame 1-332. The two side arms 1-3321 of the U-shaped fixing frame 1-332 are fixedly connected to the front and rear sides of the rectangular block 1-331, respectively. The top of the U-shaped fixing frame 1-332... 1-3322 is connected to the unlocking rod 1-32. At least one pin 1-333 is fixed on the left side of the rectangular block 1-331. The right side of the rectangular block 1-331 abuts against the telescopic spring 1-334. The right rear part of the locking block 1-34 has an L-shaped notch 1-341. On the Y-direction side 1-3411 of the L-shaped notch 1-341, there is a pin hole 1-342 that matches the pin 1-333. The rear part of the locking block 1-34, the rectangular block 1-331, and the telescopic spring 1-334 are coaxially mounted on a fixed shaft 1-35 from left to right. The two ends of the fixed shaft 1-35 are fixedly connected to the bow-shaped housing 1-31. A blocking plate 1-36 is fixedly provided at the front end of the locking block 1-34.

[0053] Please see again. Figure 5 , Figure 6 and Figure 8 As shown, in this embodiment, the two sides of the arc-shaped housing 1-31 are symmetrically provided with multiple sets of screw holes 1-311 for fixed connection with the track surface 1-13. The middle part of the arc-shaped housing 1-31 is provided with a fixing shaft fixing lug 1-312, which is integrally formed by bending the openings on both sides of the middle part of the arc-shaped housing 1-31 downwards. A clearance notch 1-313 is provided at the front of the arc-shaped housing 1-31 for the up-and-down movement of the blocking plate 1-36.

[0054] Please see again. Figure 5 As shown, the rear part of the unlocking rod 1-32 is rotatably connected to the bow-shaped housing 1-31 via a pin 1-37.

[0055] Please see again. Figure 9 As shown, the unlocking part 1-321 is a downwardly bent plate integrally formed with the left side of the front part of the unlocking rod 1-32.

[0056] Please see again. Figure 3 and Figure 4 As shown, an unlocking part receiving groove 1-14 adapted to the unlocking part 1-321 is provided on the right side of the track panel near the front end of the trolley track 1-1, and a vertically upward limiting baffle 1-15 is fixed at the rear end of the unlocking part receiving groove 1-14.

[0057] Please combine Figure 6 , Figure 7 , Figure 9 and Figure 10 As shown, the top center of the U-shaped fixing bracket 1-332 is provided with an upward protrusion 1-3323, and the unlocking rod 1-32 is provided with a through hole 1-322 that is adapted to and corresponds to the protrusion 1-3323. The protrusion 1-3323 is embedded in the through hole 1-322.

[0058] Please see again. Figure 10 As shown, two pins 1-333 are fixed on the left side of the rectangular block 1-331, and the two pins 1-333 are symmetrically arranged on both sides of the fixed shaft 1-35.

[0059] Please combine Figure 6 , Figure 7 and Figure 11 The L-shaped notch 1-341 has a U-shaped groove 1-3412 at its front. One end of the fixed shaft 1-35 passes through the right side of the U-shaped groove 1-3412 and is fixedly connected to the bow-shaped housing 1-31. Furthermore, the right side of the U-shaped groove 1-3412 is also provided with an upward-facing U-shaped opening 1-34121. The front arm 1-3321 of the U-shaped fixing bracket 1-332 is movably connected to the U-shaped opening 1-34121.

[0060] Please see again. Figure 3 and Figure 4 An opening 1-16 is provided on the front track panel near the trolley track 1-1 for the locking block 1-34 to move up and down.

[0061] Please see again. Figure 12 As shown, multiple downward-protruding arc-shaped lifting parts 1-343 are provided at intervals at the bottom of the locking block 1-34 near the front end.

[0062] Please see again. Figure 7 , Figure 11 and Figure 12 As shown, the blocking plate 1-36 is an inverted L-shaped plate, and an upwardly bent portion 1-3611 is provided at the front end of the longitudinal arm 1-361 of the L-shaped plate. The rear end of the transverse arm 1-362 of the L-shaped plate is connected to the front end of the locking block 1-34 by screws. However, it should be noted that the blocking plate 1-36 and the locking block 1-34 can also be integrally formed or welded together.

[0063] When the locking block 1-34 is pushed upward (initially by manually lifting the locking block 1-34 with a foot, and during use by the fork arm 3-1 inserted in the fork slot 1-11 abutting against the multiple downward-protruding arc-shaped lifting parts 1-343 at the bottom of the locking block 1-34, causing the locking block 1-34 to be automatically pushed upward), the pin 1-333 on the left side of the rectangular block 1-331 will enter the pin hole 1-342 on the Y-direction side 1-3411 of the L-shaped notch 1-341 on the right rear side of the locking block 1-34, thereby locking the locking block 1-34 (see [link]). Figure 14 As shown), this causes the blocking plate 1-36 fixed to the front end of the locking block 1-34 to rise upwards and become higher than the track surface 1-13 of the trolley track 1-1 (see Figure 1-34). Figure 13 As shown), this can thus block and position the material transfer trolley 2 placed on the trolley track 1-1 (see Figure 1). Figures 18 to 20 (as shown)

[0064] When unloading the material transfer trolley 2 from the trolley track 1-1, simply push the unlocking part 1-321 located in front of the unlocking lever 1-32 into the unlocking part receiving groove 1-14 using your foot. The movement of the unlocking lever 1-32 to the right will pull the U-shaped fixing frame 1-332 to the right as well. This will cause the pin 1-333 on the left side of the rectangular block 1-331 to disengage from the pin hole 1-342 on the Y-direction side 1-3411 of the L-shaped notch 1-341 on the right rear side of the locking block 1-34. Consequently, the front end of the locking block 1-34 will fall downwards under its own weight (see [link to relevant documentation]). Figure 15 (As shown); When the unlocking part 1-321 is pushed to the right by a person's foot, the rectangular block 1-331 moves to the right along with it under the action of the U-shaped fixing bracket 1-332, which will compress the telescopic spring 1-334. When the foot is removed, the rectangular block 1-331 will move to the left under the restoring force of the telescopic spring 1-334 until the pin 1-333 on the left side of the rectangular block 1-331 abuts against the Y-direction side 1-3411 of the L-shaped notch 1-341 on the right rear of the locking block 1-34 (see...). Figure 16(As shown); because the blocking plate 1-36 located at the front end of the locking block 1-34 has fallen through the opening 1-16 on the track panel near the front end of the trolley track 1-1, the blocking effect has been released (see...). Figure 17 As shown in the figure, the material transfer trolley 2 located on the trolley track 1-1 can then smoothly slide and unload.

[0065] In other words, this utility model, through the locking mechanism 1-3, can not only cleverly and automatically lock and fix the material transfer trolley 2 located on the trolley track 1-1, but also make the unlocking operation very convenient, and has strong practical value.

[0066] Finally, it should be pointed out that the above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in the present utility model should be included within the protection scope of the present utility model.

Claims

1. A carrying pallet suitable for intelligent handling robots, characterized in that: The carrying pallet is equipped with a trolley track adapted to the material transfer trolley. The bottom of the trolley track is equipped with a fork groove adapted to the fork arm of the intelligent handling robot. The two sides of the trolley track are respectively equipped with slides adapted to the wheels of the material transfer trolley. Furthermore, a baffle higher than the track surface is provided at the rear end of the carrying pallet, and a locking mechanism is provided on the track surface near the front end of the trolley track.

2. The carrying pallet for intelligent handling robots according to claim 1, characterized in that: The carrying pallet is provided with two parallel trolley tracks adapted to the material transfer trolley. The bottom of each trolley track is provided with a fork slot adapted to the fork arm of the intelligent handling robot. The two sides of each trolley track are respectively provided with slides adapted to the wheels of the material transfer trolley. The distance between the two fork slots at the bottom of the two trolley tracks is adapted to the distance between the two fork arms of the intelligent handling robot. In addition, a locking mechanism is provided on the track surface near the front end of each trolley track.

3. The carrying pallet for intelligent handling robots according to claim 1 or 2, characterized in that: The locking mechanism includes an arc-shaped housing and an unlocking rod, an elastic locking tongue, and a locking block disposed within the arc-shaped housing. The arc-shaped housing is fixedly connected to the track surface near the front end of the trolley track. The rear part of the unlocking rod is rotatably connected to the arc-shaped housing, and the front part of the unlocking rod has a downward unlocking portion. The elastic locking tongue includes a rectangular block and a U-shaped fixing frame. The two arms of the U-shaped fixing frame are fixedly connected to the front and rear sides of the rectangular block, respectively. The top of the U-shaped fixing frame is connected to the unlocking rod. At least one pin is fixedly disposed on the left side of the rectangular block, and the right side of the rectangular block abuts against a telescopic spring. The right rear part of the locking block has an L-shaped notch, and a pin hole adapted to the pin is provided on the Y-direction side of the L-shaped notch. The rear part of the locking block, the rectangular block, and the telescopic spring are coaxially mounted on a fixed shaft from left to right. The two ends of the fixed shaft are fixedly connected to the arc-shaped housing, and a blocking plate is fixedly disposed at the front end of the locking block.

4. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: The front of the bow-shaped housing has a clearance notch for the up-and-down movement of the blocking plate.

5. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: An unlocking part receiving groove adapted to the unlocking part is provided on the right side of the track panel near the front end of the trolley track, and a vertically upward limiting baffle is fixed at the rear end of the unlocking part receiving groove.

6. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: The top center of the U-shaped fixing frame is provided with an upward protrusion, and the unlocking rod is provided with a through hole that is adapted to and corresponds to the protrusion, and the protrusion is embedded in the through hole.

7. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: The front part of the L-shaped notch is provided with a U-shaped groove. One end of the fixed shaft passes through the right side of the U-shaped groove and is fixedly connected to the bow-shaped housing. Furthermore, the right side of the U-shaped groove is also provided with an upward-facing U-shaped opening. The front arm of the U-shaped fixing frame is movably connected to the U-shaped opening.

8. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: An opening is provided on the front track panel near the trolley track for the locking block to move up and down.

9. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: The locking block has multiple downward-protruding arc-shaped lifting parts at intervals near the bottom of the front end.

10. The carrying pallet for intelligent handling robots according to claim 3, characterized in that: The blocking plate is an inverted L-shaped plate, and the front end of the longitudinal arm of the L-shaped plate is provided with an upward bend. The rear end of the transverse arm of the L-shaped plate is connected to the front end of the locking block by screws.