Efficient loading and unloading system for machining

Through the improved mechanical processing loading and unloading system, using components such as dual-axis cylinders and toggle plates, seamless unloading and efficient loading and unloading of parts is achieved, solving the problems of low gap utilization and thrust damage of parts, and improving loading and unloading efficiency and safety.

CN120504172AInactive Publication Date: 2025-08-19XUZHOU REGAL ELECTRONICS CO LTD
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Patent Information

Application Number
CN202510710011.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-29
Publication Date
2025-08-19
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

When existing mechanically processed parts are transported, loading and unloading through loading and unloading devices after processing, due to gaps between the parts, the effective loading space of the loading and unloading device cannot be fully utilized, and the thrust during unloading may cause scratches, deformation or breakage of the parts, affecting the quality and performance of the parts.

Method used

The conveyor box is used to rotate and unload the conveyor box around the axis, replacing the traditional hard contact method of pushing plate, and combining the toggle plate to control the gear rotation, automatically opening the discharge outlet, and the parts slide out by gravity; the screw, adjustment plate mechanism and guide rod are used to achieve accurate adjustment of the conveyor box height, combined with the electric wheel to realize the device movement, and PLC control realizes unmanned operation throughout the process.

Benefits of technology

It significantly improves loading and unloading efficiency, eliminates gaps between parts, improves space utilization, avoids scratches and deformation of parts, reduces labor costs and labor intensity, and achieves a fast and safe loading and unloading process.

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Abstract

The invention discloses an efficient loading and unloading system for machining, and belongs to the technical field of machining. Comprising a moving platform, a concentric-square-shaped frame is fixedly connected to the upper surface of the moving platform, a supporting frame is arranged in front of the concentric-square-shaped frame, a conveying box is arranged on the upper surface of the supporting frame, and the front surface of the conveying box is fixedly connected with the front surface of the supporting frame through a hinge; a conveying box rotates around a shaft to unload materials through a double-shaft air cylinder, an extrusion box, a lifting box and a second piston plate, a traditional push plate hard contact mode is replaced, parts slide out of a discharging opening through gravity, scratching and deformation caused by rigid thrust are avoided, meanwhile, two second gears are controlled to rotate through rotation of a stirring plate, and the conveying efficiency is improved. The second gear can enable the sealing plate to turn upwards around the hinge through the first gear, the discharging opening is automatically opened, a channel is created for part discharging, and therefore manual intervention is not needed, the discharging preparation time is greatly shortened, and the overall loading and unloading efficiency is remarkably improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of mechanical processing, and in particular to a high-efficiency loading and unloading system for mechanical processing. Background Art

[0002] In the modern mechanical processing industry, market competition is fierce and products are updated quickly. Enterprises need to continuously improve production efficiency to meet market demand. Traditional manual loading and unloading methods are slow and inefficient and cannot meet the requirements of large-scale and high-efficiency production. High-efficiency loading and unloading systems can achieve rapid material handling and precise positioning, greatly shortening loading and unloading time and improving production efficiency. When existing machined parts are transported and loaded and unloaded through loading and unloading devices after processing, the gaps between the parts make it impossible to fully utilize the effective loading space of the loading and unloading devices, thereby increasing transportation time and cost and reducing overall transportation efficiency. At the same time, when unloading existing machined parts, the parts are often pushed out by pushing plates, which will generate a large thrust on the parts. This thrust may cause scratches, deformation or even breakage on the surface of the parts, affecting the quality and performance of the parts. Summary of the Invention

[0003] Purpose of the invention: The purpose of the present invention is to provide a solution to the problem that when existing machined parts are transported and loaded and unloaded through a loading and unloading device after processing, the effective loading space of the loading and unloading device cannot be fully utilized due to the gaps between the parts; the present invention also has a further purpose to provide a solution to the problem that when existing machined parts are unloaded, the parts are often pushed out by a push plate, thereby generating a large thrust on the parts, and this thrust may cause scratches, deformation or even breakage on the surface of the parts, affecting the quality and performance of the parts.

[0004] Technical solution: An efficient loading and unloading system for machining, comprising a mobile platform, a circular frame fixedly connected to the upper surface of the mobile platform, a support frame provided in front of the circular frame, a conveying box provided on the upper surface of the support frame, and a front surface of the conveying box fixedly connected to the front surface of the support frame via a hinge; The upper surface of the circular frame is fixedly connected to a motor 1, the bottom end of the output shaft of the motor 1 is fixedly connected to a screw, the bottom end of the screw is rotatably connected to the inner side wall of the circular frame, the outer side wall of the screw is threadedly connected to an adjustment plate, and the front surface of the adjustment plate is fixedly connected to the rear surface of the support frame; The lower surface of the conveying box is fixedly connected to a gear ring, and the inner lower surface of the conveying box is grooved with a through circular groove 1, and the interior of the circular groove 1 is rotatably connected to a rotating disk 1, and a motor 2 is provided on the lower surface of the rotating disk 1 and located on the inner side of the gear ring. The top end of the output shaft of the motor 2 is fixedly connected to the lower surface of the rotating disk 1, and the bottom end of the motor 2 is fixedly connected to the lower surface of the gear ring.

[0005] Furthermore, the outer side wall of the output shaft of the motor 2 is fixedly connected to the sun gear, the upper surface of the rotating disk 1 is provided with a plurality of through-type circular grooves 2, the interiors of the plurality of circular grooves 2 are rotatably connected to the rotating disk 2, the lower surface of the rotating disk 2 is provided with planetary gears, the centers of the upper surfaces of the plurality of planetary gears are respectively fixedly connected to the centers of the lower surfaces of the plurality of rotating disks 2, and the outer side walls of the plurality of planetary gears are meshed with the outer side walls of the sun gear.

[0006] Furthermore, a plurality of electric wheels are fixedly connected to the lower surface of the mobile platform.

[0007] Furthermore, the inner front surface of the conveying box is provided with a through-type discharge outlet, the rear surface of the conveying box is fixedly connected to the double-axis cylinder, the rear surface of the conveying box and the two sides of the double-axis cylinder are fixedly connected to the extrusion box, the interior of the two extrusion boxes are slidably connected with piston plate 1, the opposite sides of the two piston plates 1 are fixedly connected with connecting plates, the opposite sides of the two connecting plates are respectively fixedly connected to the left end and the right end of the output shaft of the double-axis cylinder, the rear surface of the conveying box and the opposite sides of the two extrusion boxes are fixedly connected with a lifting box, the upper surfaces of the two lifting boxes are respectively fixedly connected to the upper surfaces of the two extrusion boxes with connecting pipes, the upper interiors of the two lifting boxes are slidably connected with piston plate 2, the lower surfaces of the two piston plates 2 are fixedly connected with movable plates, and the lower surfaces of the two movable plates are in contact with the upper surface of the support frame.

[0008] Furthermore, the upper surface and the lower surface of the inner side wall of the circular frame and both sides of the screw are fixedly connected with guide rods, and the outer side walls of the two guide rods are slidably connected to the inside of the adjustment plate.

[0009] Furthermore, a sealing plate is fixedly connected to the front surface of the conveying box above the discharge port via a hinge.

[0010] Furthermore, the front surface of the conveying box and the two sides of the sealing plate are fixedly connected with side plates, and the sealing plate is fixedly connected with connecting blocks on the upper left and right sides, and the opposite ends of the two connecting blocks extend to the opposite sides of the two side plates, and are fixedly connected with gear 1, and the upper left and right sides of the conveying box are fixedly connected to the fixed plate, and the lower surface of the fixed plate is set with a rack plate, and the left and right sides of the conveying box and the lower sides of the two rack plates are rotatably connected with gear 2 through a rotating shaft, and the gear 1 and the gear 2 located on one side are respectively meshed with the lower surfaces of the two rack plates, and the opposite sides of the two gears 2 are rotatably connected with toggle plates through a rotating shaft, and the lower sides of the opposite sides of the two toggle plates are respectively rotatably connected to the left and right sides of the support frame.

[0011] Furthermore, the two opposite sides of the gears 2 are provided with through-type limit grooves, and the left and right sides of the conveying box and the opposite sides of the two gears 2 are fixedly connected with limit rods, and the opposite ends of the two limit rods pass through the two limit grooves respectively.

[0012] Furthermore, a guide slot is provided on the upper surface of the rack plate, a convex strip is fixedly connected to the lower surface of the fixed plate, and the outer side of the convex strip is slidably connected to the inner side of the guide slot.

[0013] Beneficial effects: The conveying box rotates around the axis to discharge the parts through the dual-axis cylinder, extrusion box, lifting box, and piston plate 2, replacing the traditional hard contact method of the push plate. The parts slide out of the discharge port by gravity, avoiding scratches and deformation caused by rigid thrust. At the same time, the rotation of the two gears 2 is controlled by the rotation of the toggle plate. Gear 2 can then use gear 1 to make the sealing plate flip upward around the hinge, automatically opening the discharge port and creating a channel for parts to be discharged. This eliminates the need for manual intervention, greatly shortens the unloading preparation time, significantly improves the overall loading and unloading efficiency, and improves the efficiency of parts loading and unloading. The screw, adjustment plate mechanism and guide rod cooperate to achieve precise adjustment of the conveyor box height to meet the docking requirements of different processing equipment. At the same time, the device can be moved to the designated position autonomously with the help of electric wheels. Combined with PLC control, the whole process can be operated unmanned, improving the loading and unloading efficiency of parts. Driven by motor 2, multiple rotating discs 2 and 1 can rotate together, dynamically adjusting the spacing between parts. This eliminates the fixed gaps between parts in traditional loading and unloading, allowing small parts to be closely arranged and significantly improving the internal space utilization of the conveyor box. During unloading, the continuous rotation of rotating disks 1 and 2 will push the parts to move continuously in the conveyor box. For parts with irregular shapes or nested in each other, the force generated by the rotation can break the static state between them, causing them to gradually move toward the discharge port to avoid accumulation. There is no need for manual frequent cleaning or adjustment of accumulated parts, which reduces labor costs and labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the overall rear view structure of the present invention; Figure 3 It is a rear structural schematic diagram of the conveying box of the present invention; Figure 4 It is a schematic diagram of the top view of the conveying box of the present invention; Figure 5 This is a schematic diagram of the bottom structure of the conveying box of the present invention; Figure 6 It is a schematic cross-sectional view of the squeezing box and the lifting box of the present invention; Figure 7 This invention Figure 1 Schematic diagram of the enlarged structure at A in the middle; Figure 8 This invention Figure 1 Schematic diagram of the enlarged structure at B in the middle; Figure 9 This invention Figure 4 Schematic diagram of the enlarged structure at point C in the middle.

[0015] In the figure: 1. moving platform; 2. circular frame; 3. supporting frame; 4. conveying box; 5. motor 1; 6. screw; 7. adjusting plate; 8. ring gear; 9. circular groove 1; 10. rotating disk 1; 11. motor 2; 12. sun gear; 13. circular groove 2; 14. rotating disk 2; 15. planetary gear; 16. electric wheel; 17. discharge port; 18. double-axis cylinder; 19. extrusion box; 20. piston plate 1; 21. connecting plate; 22. lifting box; 23. connecting pipe; 24. piston plate 2; 25. movable plate; 26. guide rod; 27. sealing plate; 28. side plate; 29. connecting block; 30. gear 1; 31. fixed plate; 32. rack plate; 33. gear 2; 34. toggle plate; 35. limit groove; 36. limit rod; 37. guide slide; 38. convex strip. DETAILED DESCRIPTION

[0016] In order to make the technical solution of the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. Example

[0017] like Figure 1 and Figure 2 As shown, an efficient loading and unloading system for machining is provided, comprising a mobile platform 1, a circular frame 2 being fixedly connected to the upper surface of the mobile platform 1, a support frame 3 being provided in front of the circular frame 2, a conveying box 4 being provided on the upper surface of the support frame 3, and a front surface of the conveying box 4 being fixedly connected to the front surface of the support frame 3 via a hinge; The upper surface of the circular frame 2 is fixedly connected to a motor 5, the bottom end of the output shaft of the motor 5 is fixedly connected to a screw 6, the bottom end of the screw 6 is rotatably connected to the inner side wall of the circular frame 2, and the outer side wall of the screw 6 is threadedly connected to an adjustment plate 7, and the front surface of the adjustment plate 7 is fixedly connected to the rear surface of the support frame 3; A plurality of electric wheels 16 are fixedly connected to the lower surface of the mobile platform 1; First, the mobile platform 1 relies on multiple electric wheels 16 at the bottom to achieve flexible movement and accurately drive to the designated parts storage area or processing equipment. Then, the motor 5 is started, and its output shaft drives the screw 6 to rotate. When the screw 6 rotates, the adjustment plate 7 will move up and down along the axial direction of the screw 6, thereby driving the support frame 3 and the conveying box 4 connected thereto to rise and fall synchronously. When the conveying box 4 reaches the appropriate height, the mechanical parts can slide into the conveying box 4 by their own gravity or external auxiliary devices to complete the loading process. When unloading, the mobile platform 1 is moved to the unloading position, and the screw 6 is driven by the motor 5 to adjust the height of the conveying box 4. After that, unloading can be achieved, so that the loading and unloading system can respond quickly and accurately position, without the need for manual frequent adjustment of the equipment position and height, which greatly shortens the loading and unloading preparation time. Moreover, the height of the conveying box 4 can be flexibly adjusted by the motor 5 and the screw 6, which can be adapted to processing equipment or storage racks of different heights, significantly enhancing the versatility and applicability of the system.

[0018] like Figure 1 and Figure 2 As shown, the upper surface and the lower surface of the inner wall of the circular frame 2 and the two sides of the screw 6 are fixedly connected with the guide rod 26, and the outer side walls of the two guide rods 26 are slidably connected to the inner side of the adjustment plate 7; When the motor 15 drives the screw 6 to rotate and drives the adjustment plate 7 to move up and down along the axial direction of the screw 6, the guide rod 26 provides precise directional guidance for the movement of the adjustment plate 7, ensuring that the adjustment plate 7 can only move linearly along the axial direction of the guide rod 26, preventing the adjustment plate 7 from being offset, shaking or rotating due to factors such as lateral force during movement, thereby ensuring the stability of the support frame 3 and the conveying box 4 during the lifting process, and further improving the safety of the loading and unloading process and the integrity of the parts.

[0019] like Figure 4 、 Figure 5 and Figure 9As shown, the lower surface of the conveying box 4 is fixedly connected to the ring gear 8, and the inner lower surface of the conveying box 4 is grooved with a through-type circular groove 9, and the inside of the circular groove 9 is rotatably connected to a rotating disk 10. A motor 2 is provided on the lower surface of the rotating disk 10 and located on the inner side of the ring gear 8. The top end of the output shaft of the motor 2 11 is fixedly connected to the lower surface of the rotating disk 10, and the bottom end of the motor 2 11 is fixedly connected to the lower surface of the ring gear 8; the outer side wall of the output shaft of the motor 2 11 is fixedly connected to the sun gear 12, and the upper surface of the rotating disk 10 is provided with a plurality of through-type circular grooves 2 13, and the interiors of the plurality of circular grooves 2 13 are all rotatably connected to a rotating disk 2 14, and the lower surface of the rotating disk 2 14 is provided with planetary gears 15, and the centers of the upper surfaces of the plurality of planetary gears 15 are respectively fixedly connected to the centers of the lower surfaces of the plurality of rotating disks 2 14, and the outer sides of the plurality of planetary gears 15 are meshed with the outer sides of the sun gear 12; The sun gear 12 is started and rotated by the motor 2 11. Since the sun gear 12 is meshed with multiple planetary gears 15, the planetary gears 15 are driven by the sun gear 12 to rotate around their own axes while revolving along the inner wall of the ring gear 8. The revolution of the planetary gears 15 drives the rotating disk 2 14 to rotate around the center of the rotating disk 10. At the same time, the rotating disk 2 14 will also rotate under the drive of the planetary gears 15, and the rotating disk 10 will also rotate with the drive of the motor 2 11, so that the parts placed on the rotating disk 2 14 can be moved inside the conveying box 4 under the joint rotation of the rotating disk 2 14 and the rotating disk 10, thereby avoiding the accumulation, jamming and other phenomena of parts during the conveying process, greatly improving the conveying efficiency of the parts in the conveying box 4, and ensuring that the loading and unloading work can be carried out quickly and smoothly.

[0020] like Figure 2-Figure 6 As shown, a through-type discharge port 17 is provided on the inner front surface of the conveying box 4, and a double-axis cylinder 18 is fixedly connected to the rear surface of the conveying box 4. An extrusion box 19 is fixedly connected to the rear surface of the conveying box 4 and on both sides of the double-axis cylinder 18. The interiors of the two extrusion boxes 19 are slidably connected with a piston plate 1 20, and the opposite sides of the two piston plates 1 20 are fixedly connected with a connecting plate 21. The opposite sides of the two connecting plates 21 are respectively fixedly connected to the left end and the right end of the output shaft of the double-axis cylinder 18. The rear surface of the conveying box 4 and the opposite sides of the two extrusion boxes 19 are fixedly connected with a lifting box 22. The upper surfaces of the two lifting boxes 22 are respectively fixedly connected to the upper surfaces of the two extrusion boxes 19 with connecting pipes 23. The upper parts of the two lifting boxes 22 are slidably connected with a piston plate 24. The lower surfaces of the two piston plates 24 are fixedly connected with a movable plate 25. The lower surfaces of the two movable plates 25 are in contact with the upper surface of the support frame 3. When it is necessary to unload the parts, the two output shafts of the double-axis cylinder 18 extend outward at the same time. Since the two piston plates 20 are fixedly connected to the output shafts of the double-axis cylinder 18 through the connecting plates 21, the extension of the output shafts of the double-axis cylinder 18 will drive the piston plate 20 to slide in the extrusion box 19. When the piston plate 20 slides in the extrusion box 19, it will produce an extrusion effect on the hydraulic oil in the extrusion box 19, and the hydraulic oil in the extrusion box 19 will flow to the lifting box 22 through the connecting pipe 23. As the hydraulic oil continues to flow into the lifting box 22, the hydraulic oil in the lifting box 22 increases, and the pressure generated by the hydraulic oil gradually increases. Under the action of the hydraulic oil pressure in the lifting box 22, the piston plate 24 is pushed downward, so the piston Plate 2 24 will drive the movable plate 25 to move downward. As the output shaft of the double-axis cylinder 18 continues to extend, more hydraulic oil in the extrusion box 19 is squeezed into the lifting box 22. The piston plate 24 and the movable plate 25 continue to rise, thereby pushing the conveying box 4 to lift upward. During the lifting process of the conveying box 4, the internal parts move toward the discharge port 17 due to gravity. When the conveying box 4 is lifted to a certain height, the parts slide out smoothly from the discharge port 17, completing the unloading operation. At the same time, the continuous rotation of the rotating disk 10 and the rotating disk 2 14 can also prevent the parts from accumulating in the conveying box 4 and being unable to be discharged. After the unloading is completed, the output shaft of the double-axis cylinder 18 retracts, the piston plate 1 20 slides in the opposite direction, and the conveying box 4 is reset, waiting for the next loading and unloading task.

[0021] like Figure 1 and Figure 7 As shown, a sealing plate 27 is fixedly connected to the front surface of the conveying box 4 above the discharge port 17 via a hinge; In the non-unloading state, the sealing plate 27 remains closed and is tightly attached to the front surface of the conveying box 4 through a hinge, tightly sealing the discharge outlet 17, thereby preventing parts from accidentally slipping out of the discharge outlet 17 during loading and unloading, preventing parts from falling and causing damage or causing safety accidents, and ensuring the stability and safety of the parts in the conveying box 4.

[0022] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 7 and Figure 8As shown, the front surface of the conveying box 4 and both sides of the sealing plate 27 are fixedly connected to the side plates 28, and the upper left and right sides of the sealing plate 27 are fixedly connected to the connecting blocks 29, and the opposite ends of the two connecting blocks 29 extend to the opposite sides of the two side plates 28, and are fixedly connected to the gear 1 30. The upper left and right sides of the conveying box 4 are fixedly connected to the fixing plates 31, and the lower surface of the fixing plates 31 is provided with a rack plate 32. The left and right sides of the conveying box 4 and the lower parts of the two rack plates 32 are rotatably connected to the gear 2 33 through a rotating shaft. The gear 1 30 and the gear 2 33 on one side are respectively meshed with the lower surfaces of the two rack plates 32, and the opposite sides of the two gears 2 33 are rotatably connected to the toggle plates 34 through a rotating shaft. The lower parts of the opposite sides of the two toggle plates 34 are rotatably connected to the left and right sides of the support frame 3 respectively. When the double-axis cylinder 18 is started to push the conveying box 4 upward, the toggle plate 34 connected to the support frame 3 rotates with the rotating shaft as the fulcrum due to the relative position change. The rotation of the toggle plate 34 drives the gear 2 33 to rotate around its rotating shaft. Since the gear 2 33 is meshed with the lower surface of the rack plate 32, the rotation of the gear 2 33 drives the rack plate 32 to slide horizontally along the lower surface of the fixed plate 31. The movement of the rack plate 32 drives the gear 1 30 to rotate through the meshing relationship. The gear 1 30 is fixed to the sealing plate 27 through the connecting block 29, so the gear The rotation of wheel 1 30 eventually causes the sealing plate 27 to flip upward around the hinge, automatically opening the discharge port 17 and creating a channel for parts to be unloaded. When the conveyor box 4 reverses and descends after unloading, the toggle plate 34, gear 2 33, rack plate 32 and gear 1 30 move in the opposite direction in sequence, and the sealing plate 27 is reset and the discharge port 17 is reclosed, thereby eliminating the need for manual intervention, greatly shortening the unloading preparation time, and seamlessly connecting with the rotation and unloading action of the conveyor box 4, significantly improving the overall loading and unloading efficiency, and further improving the efficiency of parts loading and unloading.

[0023] like Figure 8 As shown, the opposite sides of the two gears 33 are each provided with a through-type limiting groove 35, and the left and right sides of the conveying box 4 and located on the opposite sides of the two gears 33 are fixedly connected to the limiting rods 36, and the opposite ends of the two limiting rods 36 pass through the two limiting grooves 35 respectively; When the conveying box 4 is lifted upward around the axis to unload, the gear 2 33 rotates under the drive of the toggle plate 34. Since the limit rods 36 are fixed on both sides of the conveying box 4 and penetrate into the limit grooves 35, as the gear 2 33 rotates, the limit grooves 35 will slide along the limit rods 36. Since the length of the limit grooves 35 is fixed, when the limit grooves 35 slide to the end thereof and contact the end of the limit rod 36, they cannot continue to slide, thereby effectively preventing the conveying box 4 from being excessively lifted and causing parts to fall due to excessive height difference, causing damage to parts or causing safety accidents.

[0024] like Figure 7As shown, the upper surface of the rack plate 32 is provided with a guide slot 37, and the lower surface of the fixed plate 31 is fixedly connected with a ridge 38, and the outer side of the ridge 38 is slidably connected with the inner side of the guide slot 37; When gear 2 33 rotates to drive rack plate 32 to move horizontally, guide groove 37 will slide along the outer side wall of convex strip 38. Through the "groove-bar" cooperation mode, a clear guide path is provided for the movement of rack plate 32, so that rack plate 32 can only move in a straight line along the extension direction of convex strip 38, effectively avoiding lateral deviation, tilting or shaking of rack plate 32 during movement, ensuring that rack plate 32 always maintains a good meshing state with gear 1 30 and gear 2 33, ensuring the smooth automatic opening process of sealing plate 27, effectively improving the performance of the entire transmission system, and enhancing the practicality and versatility of the loading and unloading system.

[0025] The above-described embodiments merely illustrate several implementations of the present invention, and while their descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make numerous variations and improvements without departing from the spirit of the present invention, all of which fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. An efficient loading and unloading system for machining, comprising a mobile platform (1), characterized in that: The upper surface of the mobile platform (1) is fixedly connected to a circular frame (2), a support frame (3) is provided in front of the circular frame (2), a conveying box (4) is provided on the upper surface of the support frame (3), and the front surface of the conveying box (4) is fixedly connected to the front surface of the support frame (3) via a hinge; The upper surface of the circular frame (2) is fixedly connected to a motor 1 (5), the bottom end of the output shaft of the motor 1 (5) is fixedly connected to a screw rod (6), the bottom end of the screw rod (6) is rotatably connected to the inner side wall of the circular frame (2), the outer side wall of the screw rod (6) is threadedly connected to an adjustment plate (7), and the front surface of the adjustment plate (7) is fixedly connected to the rear surface of the support frame (3); The lower surface of the conveying box (4) is fixedly connected to a gear ring (8), the inner lower surface of the conveying box (4) is grooved with a through circular groove 1 (9), the inner portion of the circular groove 1 (9) is rotatably connected to a rotating disk 1 (10), a motor 2 (11) is provided on the lower surface of the rotating disk 1 (10) and located inside the gear ring (8), the top end of the output shaft of the motor 2 (11) is fixedly connected to the lower surface of the rotating disk 1 (10), and the bottom end of the motor 2 (11) is fixedly connected to the lower surface of the gear ring (8).

2. The efficient loading and unloading system for machining according to claim 1, characterized in that: The outer side wall of the output shaft of the motor 2 (11) is fixedly connected to the sun gear (12), the upper surface of the rotating disk 1 (10) is provided with a plurality of through-type circular grooves 2 (13), the interiors of the plurality of circular grooves 2 (13) are rotatably connected to the rotating disk 2 (14), the lower surface of the rotating disk 2 (14) is provided with planetary gears (15), the centers of the upper surfaces of the plurality of planetary gears (15) are respectively fixedly connected to the centers of the lower surfaces of the plurality of rotating disks 2 (14), and the outer side walls of the plurality of planetary gears (15) are meshed with the outer side wall of the sun gear (12).

3. The efficient loading and unloading system for machining according to claim 1, characterized in that: A plurality of electric wheels (16) are fixedly connected to the lower surface of the mobile platform (1).

4. The efficient loading and unloading system for machining according to claim 1, characterized in that: The front surface of the interior of the conveying box (4) is provided with a through-type discharge port (17), the rear surface of the conveying box (4) is fixedly connected to a double-axis cylinder (18), the rear surface of the conveying box (4) and both sides of the double-axis cylinder (18) are fixedly connected to an extrusion box (19), the interiors of the two extrusion boxes (19) are slidably connected to a piston plate (20), the opposite sides of the two piston plates (20) are fixedly connected to a connecting plate (21), and the opposite sides of the two connecting plates (21) are respectively connected to the left end of the output shaft and the output shaft of the double-axis cylinder (18). The right end of the shaft is fixedly connected, and the rear surface of the conveying box (4) and the opposite sides of the two extrusion boxes (19) are fixedly connected with a lifting box (22), and the upper surfaces of the two lifting boxes (22) are respectively fixedly connected with the upper surfaces of the two extrusion boxes (19) with a connecting pipe (23), and the upper insides of the two lifting boxes (22) are slidably connected with a piston plate 2 (24), and the lower surfaces of the two piston plates 2 (24) are fixedly connected with a movable plate (25), and the lower surfaces of the two movable plates (25) are in contact with the upper surface of the support frame (3).

5. The efficient loading and unloading system for machining according to claim 1, characterized in that: The upper surface and the lower surface of the inner wall of the circular frame (2) and both sides of the screw rod (6) are fixedly connected to a guide rod (26), and the outer side walls of the two guide rods (26) are slidably connected to the inside of the adjustment plate (7).

6. The efficient loading and unloading system for machining according to claim 1, characterized in that: A sealing plate (27) is fixedly connected to the front surface of the conveying box (4) above the discharge port (17) via a hinge.

7. The efficient loading and unloading system for machining according to claim 6, characterized in that: The front surface of the conveying box (4) and the sides of the sealing plate (27) are fixedly connected to the side plates (28), the upper left side and the upper right side of the sealing plate (27) are fixedly connected to the connecting blocks (29), the opposite ends of the two connecting blocks (29) extend to the opposite sides of the two side plates (28) respectively, and are fixedly connected to the gear 1 (30), the upper left side and the upper right side of the conveying box (4) are fixedly connected to the fixing plate (31), and the lower surface of the fixing plate (31) is set with a rack plate (32), the left and right sides of the conveying box (4) and located below the two rack plates (32) are both rotatably connected to gear 2 (33) through a rotating shaft, the gear 1 (30) and the gear 2 (33) located on one side are respectively engaged with the lower surfaces of the two rack plates (32), and the opposite sides of the two gear 2 (33) are both rotatably connected to a toggle plate (34) through a rotating shaft, and the lower sides of the opposite sides of the two toggle plates (34) are respectively rotatably connected to the left and right sides of the support frame (3).

8. The efficient loading and unloading system for machining according to claim 8, characterized in that: The opposite sides of the two gears 2 (33) are provided with through-type limiting grooves (35), and the left and right sides of the conveying box (4) and the opposite sides of the two gears 2 (33) are fixedly connected with limiting rods (36), and the opposite ends of the two limiting rods (36) pass through the two limiting grooves (35) respectively.

9. The efficient loading and unloading system for machining according to claim 6, characterized in that: A guide slot (37) is provided on the upper surface of the rack plate (32), a convex strip (38) is fixedly connected to the lower surface of the fixed plate (31), and the outer side of the convex strip (38) is slidably connected to the inner side of the guide slot (37).