Movable folding arm type material ship loader

Abstract

The utility model is applicable to the technical field of ship loaders, and provides a movable folding arm type material ship loader, which comprises a horizontal underframe and a first folding arm movably connected with the horizontal underframe, and a control cabinet is arranged on one side of the horizontal underframe, and is characterized in that one end of the first folding arm is movably connected with a second folding arm; advancing mechanisms are arranged at the two ends of the horizontal bottom frame, a plurality of sets of supporting blocks are arranged on the horizontal bottom frame, one end of the first folding arm is rotationally connected with the multiple sets of supporting blocks, the interior of the second folding arm is connected with a first telescopic frame through a driving assembly, and a second telescopic frame is arranged at one end of the horizontal bottom frame; pitching assemblies are arranged on the top of the first folding arm and the top of the second folding arm, and a belt tensioning assembly is arranged on the first folding arm, so that material shipping can be conveniently carried out on different positions on a ship, and the requirement for shipping at different heights is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to ship loader technical field especially relates to a mobile folding arm type material ship loader. BACKGROUND

[0002] The ship loader is a large-scale bulk material machine used in the bulk cargo wharf loading, and its main function is to transport goods from the ground or yard to the ship through the continuous material conveying system to improve the port loading efficiency and reduce the berthing time.

[0003] The existing ship loader is inconvenient to adjust the angle and position relationship between the ship loader and the ship during use, so it cannot be used for the needs of loading different specifications of ships, and lacks tensioning of the belt after long-time conveying of the material, resulting in the decline of the belt conveying efficiency.

[0004] In summary, the prior art has obvious inconvenience and defects in actual use, and needs to be improved. UTILITY MODEL CONTENTS

[0005] In view of the above defects, the utility model provides a mobile folding arm type material ship loader.

[0006] In order to realize the above purpose, the utility model provides a mobile folding arm type material ship loader, which comprises a horizontal chassis and a first folding arm movably connected with the horizontal chassis, one side of the horizontal chassis is provided with a control cabinet, characterized in that: one end of the first folding arm is movably connected with a second folding arm, both ends of the horizontal chassis are provided with a traveling mechanism, the top of the horizontal chassis is provided with a plurality of groups of supporting rods, the top of a plurality of groups of the supporting rods is provided with a feeding port, one end of the horizontal chassis close to the feeding port is sleeved with a rotating drum, the horizontal chassis is provided with a plurality of groups of supporting blocks, one end of the first folding arm is rotatably connected with a plurality of groups of the supporting blocks, the inside of the second folding arm is connected with a first telescopic frame through a driving assembly, one end of the horizontal chassis away from the feeding port is provided with a second telescopic frame rotatably connected with the first folding arm, the top of the first folding arm and the top of the second folding arm are provided with a pitch assembly; a plurality of groups of belt conveying rollers are arranged on the first folding arm, the second folding arm and the first telescopic frame, one end of the second folding arm away from the feeding port is provided with a first driving roller, one end of the first folding arm close to the feeding port is provided with a first driven roller, one end of the first telescopic frame is provided with a second driving roller, the other end of the first telescopic frame is provided with a second driven roller, and the first folding arm is provided with a belt tensioning assembly.

[0007] The utility model discloses a mobile folding arm type material ship loader, the travelling mechanism includes the travelling frame of being located the horizontal chassis far from the one end of material inlet, the both sides of travelling frame are equipped with travelling motor, is equipped with a plurality of groups of driving wheels on the output of travelling motor, the bottom of rotary drum is fixed with the connecting plate, and the inside of connecting plate is equipped with driven wheel.

[0008] The utility model discloses a mobile folding arm type material ship loader, and one end of the horizontal chassis near the travelling frame is equipped with two groups of fixed plates, the first oil cylinder is equipped in the fixed plate, the inside of first oil cylinder is equipped with first telescopic link, and the bottom of first telescopic link is equipped with support base, and one side of the horizontal chassis near the driving wheel is equipped with first fixed block, and the second oil cylinder is equipped on first fixed block, the output of second oil cylinder is equipped with second telescopic link, and second telescopic link is connected with travelling frame.

[0009] The utility model discloses a mobile folding arm type material ship loader, and the pitch assembly includes first fixed frame, elevator, steel wire rope, first rope wheel, support frame, second fixed frame and second rope wheel, the first fixed frame is located on the first folding arm, the elevator is located in the first fixed frame, one end of steel wire rope is connected with the elevator, and the other end of steel wire rope passes through first rope wheel and is connected with second rope wheel, and the first rope wheel is located on the support frame, and the support frame is connected with the first folding arm, and the second rope wheel is located on the second fixed frame, and the second fixed frame is connected with the second folding arm.

[0010] The utility model discloses a mobile folding arm type material ship loader, and the inside of one side of first driving roller is equipped with roller shaft, one end of roller shaft is equipped with rotation motor, the second driving roller is electric roller cylinder, and one side of second driving roller is equipped with junction box.

[0011] The utility model discloses a mobile folding arm type material ship loader, and the driving assembly includes drive motor, pivot shaft, gear, rack, slide, auxiliary roller and connecting shaft, the drive motor is located in the inside of first telescopic frame, the pivot shaft is connected with drive motor, the gear is located at both ends of pivot shaft, the rack and slide are all equipped on the second folding arm, and the gear and the rack are engaged, the connecting shaft and the auxiliary roller are located in the inside of first telescopic frame, both ends of connecting shaft are equipped with auxiliary roller, and the auxiliary roller is connected with slide slidingly.

[0012] According to the present invention, the mobile articulated arm material loading machine includes three sets of belt rollers, a fixed frame and two sets of counterweights. The three sets of belt rollers are triangularly distributed in the first articulated arm. The two sets of belt rollers located at the top are fixedly connected to the first articulated arm, and the one set of belt rollers located at the bottom is movably disposed in the fixed frame and has connecting ropes at both ends. The counterweights are connected to the connecting ropes.

[0013] According to the present invention, the mobile articulated arm material loading machine has a cavity inside the second telescopic frame, a movable frame is slidably arranged in the cavity, a third hydraulic cylinder is provided on both sides of the second telescopic frame, a third telescopic rod is provided at the output end of the third hydraulic cylinder, and the end of the third telescopic rod is connected to the movable frame.

[0014] According to the present invention, a mobile articulated arm material loading machine is provided with a second fixing block near the bottom of the horizontal base frame adjacent to the connecting plate. A fourth hydraulic cylinder is provided on the second fixing block. A fourth telescopic rod is provided at the output end of the fourth hydraulic cylinder. The end of the fourth telescopic rod is connected to the connecting plate, and the fourth telescopic rod is inclined.

[0015] This utility model provides a mobile articulated boom material loading machine. The operator externally controls a traveling motor to move the drive wheels, which in turn move the driven wheels. Once the machine reaches the designated position, the operator externally controls a first hydraulic cylinder to move the first telescopic rod, bringing the support base into contact with the ground. At this point, the drive wheels are suspended in the air. Then, the operator externally controls a second hydraulic cylinder to move the second telescopic rod, causing the traveling frames on both sides of the horizontal base to open, changing the position of the two sets of drive wheels. After adjusting the position of the drive wheels, the operator can control the first hydraulic cylinder to retract the support base, bringing the drive wheels back into contact with the ground for subsequent control of the drive wheels. This allows for movement of the drive wheels around a rotating drum, from the drum to the drive wheels. The circular motion of the wheels, with the distance between them as the radius, facilitates loading materials onto different positions on the ship. The pitch assembly allows for changes in the height of the second folding arm to accommodate loading at varying heights. The drive assembly moves the first telescopic frame to accommodate loading at different positions. The belt tensioning assembly increases belt tension, improving transport efficiency; additional weight can be added manually to further increase belt tension. The third hydraulic cylinder moves the third telescopic rod and the moving frame, adjusting the angle of the first folding arm to accommodate loading at different heights. A fourth hydraulic cylinder rotates the fourth telescopic rod and the connecting plate, adjusting the angle of the driven wheels, thus facilitating multi-angle movement of the device. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0017] Figure 2 is the utility model Figure 1 The structure schematic view of the enlarged view of A in the utility model

[0018] Figure 3 is the utility model Figure 1 The structure schematic view of the enlarged view of B in the utility model

[0019] Figure 4 is the utility model Figure 1 The structure schematic view of the enlarged view of C in the utility model

[0020] Figure 5 is the utility model Figure 1 The structure schematic view of the enlarged view of D in the utility model

[0021] Figure 6 It is the structure schematic view of side view of the utility model

[0022] Figure 7 is the utility model Figure 6 The structure schematic view of the enlarged view of E in the utility model

[0023] Figure 8 It is the structure schematic view of bottom view of the utility model

[0024] Figure 9 is the utility model Figure 8 The structure schematic view of the enlarged view of F in the utility model

[0025] In the drawing, 1-horizontal chassis, 2-first folding arm, 3-second folding arm, 4-supporting rod, 5-feeding port, 6-rotary drum, 7-supporting block, 8-first telescopic frame, 9-second telescopic frame, 10-belt conveying roller, 11-first driving roller, 12-first driven roller, 13-second driving roller, 14-second driven roller, 15-traveling frame, 16-traveling motor, 17-driving wheel, 18-connection plate, 19-driven wheel, 20-fixing plate, 21-first oil cylinder, 22-first telescopic rod, 23-supporting base, 24-first fixing block, 25-second oil cylinder, 26-second telescopic rod, 27-first fixing frame, 28-elevator, 29-steel wire rope, 30-first rope wheel, 31-supporting frame, 32-second fixing frame, 33-second rope wheel, 34-roller shaft, 35-rotating motor, 36-electric roller, 37-junction box, 38-driving motor, 39-rotating shaft, 40-gear, 41-rack, 42-slide, 43-assistant roller, 44-connection shaft, 45-belt roller, 46-fixing frame, 47-counterweight, 48-connection rope, 49-moving frame, 50-third oil cylinder, 51-third telescopic rod, 52-control cabinet, 53-second fixing block, 54-fourth oil cylinder, 55-fourth telescopic rod. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the utility model clearer and more understandable, the utility model will be further described in detail below in combination with the drawings and examples, and it should be understood that the specific examples described herein are only used to explain the utility model and are not used to limit the utility model.

[0027] It should be noted that in the description of the utility model, the terms "upper", "lower", "left", "right", "inner", "outer" and other terms indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0028] In addition, it should also be noted that in the description of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between the two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] Referring to Figures 1-7 The utility model provides a kind of mobile folding arm type material ship loader, including horizontal chassis 1 and with the first folding arm 2 of the horizontal chassis 1 swing connection, the side of the horizontal chassis 1 is equipped with control cabinet 52, it is characterized by: one end swing connection of the first folding arm 2 second folding arm 3, the both ends of the horizontal chassis 1 are equipped with travelling mechanism, the top of the horizontal chassis 1 is equipped with several groups of support rod 4, the top of several groups of the support rod 4 is equipped with feed inlet 5, the one end of the horizontal chassis 1 is equipped with rotary drum 6 close to the feed inlet 5, the horizontal chassis 1 is equipped with several groups of support block 7, one end of the first folding arm 2 is rotatably connected with several groups of the support block 7, the inside of the second folding arm 3 is equipped with first telescopic frame 8 by drive assembly connection, the one end of the horizontal chassis 1 is equipped with the second telescopic frame 9 rotatably connected with the first folding arm 2 away from the feed inlet 5, the top of the first folding arm 2 and the top of the second folding arm 3 are equipped with pitch assembly;The first folding arm 2, the second folding arm 3 and the first telescopic frame 8 are all equipped with several groups of belt conveying roller 10, the one end of the second folding arm 3 is equipped with first driving roller 11 away from the feed inlet 5, the one end of the first folding arm 2 is equipped with first driven roller 12 close to the feed inlet 5, one end of the first telescopic frame 8 is equipped with second driving roller 13, the other end of the first telescopic frame 8 is equipped with second driven roller 14, the first folding arm 2 is equipped with belt tensioning assembly.

[0030] Referring to Figure 1 and Figure 5 Preferably, the traveling mechanism of the utility model includes traveling frame 15 which is arranged at the end of horizontal chassis 1 away from feeding port 5, traveling motor 16 is arranged at both sides of traveling frame 15, a plurality of sets of driving wheels 17 are arranged on the output end of traveling motor 16, connecting plate 18 is fixedly arranged at the bottom of rotating drum 6, driven wheels 19 are arranged in the inside of connecting plate 18, when it is needed to move the utility model to the designated position, traveling motor 16 drives driving wheels 17 to move.

[0031] Referring to Figure 5 In addition, the end of horizontal chassis 1 near traveling frame 15 is provided with two sets of fixed plates 20, first oil cylinder 21 is arranged in the inside of fixed plate 20, first telescopic rod 22 is arranged in the inside of first oil cylinder 21, supporting base 23 is arranged at the bottom of first telescopic rod 22, first fixed block 24 is arranged at the side of horizontal chassis 1 near driving wheel 17, second oil cylinder 25 is arranged on first fixed block 24, second telescopic rod 26 is arranged on the output end of second oil cylinder 25, second telescopic rod 26 is connected with traveling frame 15, when it is needed to adjust the position of driving wheel 17, first oil cylinder 21 drives first telescopic rod 22 to move, so that supporting base 23 contacts with the ground, at this time, driving wheel 17 is in the state of suspension, then external control drives second oil cylinder 25 to move second telescopic rod 26, so that traveling frame 15 at both sides of horizontal chassis 1 is opened, and the position of two sets of driving wheels 17 is changed.

[0032] Referring to Figure 1 and Figure 3 Further, the utility model discloses the pitch assembly includes first fixed frame 27, hoist 28, steel wire rope 29, first rope wheel 30, support frame 31, second fixed frame 32 and second rope wheel 33, first fixed frame 27 is located on first folding arm 2, hoist 28 is located in first fixed frame 27, one end of steel wire rope 29 is connected with hoist 28, the other end of steel wire rope 29 passes through first rope wheel 30 and is connected with second rope wheel 33, first rope wheel 30 is located on support frame 31, support frame 31 is connected with first folding arm 2, second rope wheel 33 is located on second fixed frame 32, second fixed frame 32 is connected with second folding arm 3, through pitch assembly, the height of second folding arm 3 can be changed, to adapt to the need of loading at different heights.

[0033] Referring to Figure 1 、 Figure 3 and Figure 4Moreover, the first driving roller 11 is internally provided with a roller shaft 34 on one side, one end of the roller shaft 34 is provided with a rotating motor 35, the second driving roller 13 is an electric roller 36, and one side of the second driving roller 13 is provided with a junction box 37, the rotating motor 35 drives the first driving roller 11 to rotate, and then drives the belt on the first folding arm 2 and the second folding arm 3 to transport materials, the junction box 37 facilitates the connection of the external wire with the second driving roller 13, so that the second driving roller 13 rotates to drive the belt on the first telescopic frame 8 to transport materials.

[0034] Referring to Figure 1 and Figure 3 Meanwhile, the driving assembly comprises a driving motor 38, a rotating shaft 39, a gear 40, a rack 41, a slide 42, an auxiliary roller 43 and a connecting shaft 44, the driving motor 38 is arranged in the first telescopic frame 8, the rotating shaft 39 is connected with the driving motor 38, the gear 40 is located at both ends of the rotating shaft 39, the rack 41 and the slide 42 are arranged on the second folding arm 3, and the gear 40 is engaged with the rack 41, the connecting shaft 44 and the auxiliary roller 43 are arranged in the first telescopic frame 8, the connecting shaft 44 is provided with the auxiliary roller 43 at both ends, the auxiliary roller 43 is slidably connected with the slide 42, the driving motor 38 drives the rotating shaft 39 to rotate, the rotation of the rotating shaft 39 drives the gear 40 to rotate, since the gear 40 is engaged with the rack 41, and the rack 41 and the slide 42 are arranged on the second folding arm 3, the gear 40 drives the first telescopic frame 8 to move when rotating, and the slide 42, the auxiliary roller 43 and the connecting shaft 44 provide stable support for the movement of the first telescopic frame 8.

[0035] Referring to Fig Figure 1 and Figure 5 Better, the belt tensioning assembly comprises three groups of belt rollers 45, a fixed frame 46 and two groups of counterweights 47, the three groups of belt rollers 45 are triangularly distributed in the first folding arm 2, the two groups of upper belt rollers 45 are fixedly connected with the first folding arm 2, and the group of lower belt rollers 45 is movably arranged in the fixed frame 46 and is provided with connecting ropes 48 at both ends, and the counterweights 47 are connected with the connecting ropes 48, the belt tensioning assembly can improve the tension of the belt, improve the transportation efficiency, and the weight of the counterweight 47 can be artificially increased to improve the tension of the belt.

[0036] Referring to Figure 1 , Figure 5 and Figure 6And, the second telescopic frame 9 is internally provided with a cavity, the cavity is slidably provided with a moving frame 49, both sides of the second telescopic frame 9 are provided with a third oil cylinder 50, the output end of the third oil cylinder 50 is provided with a third telescopic rod 51, the end of the third telescopic rod 51 is connected with the moving frame 49, the movement of the third telescopic rod 51 and the moving frame 49 driven by the third oil cylinder 50 can adjust the angle of the first folding arm 2, and the needs of loading at different heights are adapted.

[0037] participate Figure 8 and Figure 9 Finally, the horizontal chassis 1 is provided with a second fixing block 53 near the bottom of the connecting plate 18, the second fixing block 53 is provided with a fourth oil cylinder 54, the output end of the fourth oil cylinder 54 is provided with a fourth telescopic rod 55, the end of the fourth telescopic rod 55 is connected with the connecting plate 18, and the fourth telescopic rod 55 is inclined, the fourth telescopic rod 55 and the connecting plate 18 are rotated by the fourth oil cylinder 54, and the fourth telescopic rod 55 is inclined, so that the angle of the driven wheel 19 changes, thereby facilitating the movement of the utility model.

[0038] The working principle of the utility model is as follows:

[0039] Firstly, the staff drives the driven wheel 19 to move by starting the traveling motor 16 of the external control control cabinet 52, after moving to the specified position, the staff starts the first oil cylinder 21 of the external control control cabinet 52 to drive the first telescopic rod 22 to move, so that the supporting base 23 contacts the ground, at this time, the driven wheel 17 is in a suspended state, then the second oil cylinder 25 is controlled to drive the second telescopic rod 26 to move, so that the traveling frame 15 on both sides of the horizontal chassis 1 is opened, so that the position of the two groups of driven wheels 17 changes, after adjusting the position of the driven wheel 17, the supporting base 23 can be recovered by controlling the first oil cylinder 21, so that the driven wheel 17 contacts the ground, facilitating subsequent control of the driven wheel 17 to move, realizing the circular motion with the rotary drum 6 as the center and the distance from the rotary drum 6 to the driven wheel 17 as the radius, facilitating material loading on different positions on the ship, after determining the position, the traveling motor 16 can be turned off, so that the horizontal chassis 1 is in a stationary state.

[0040] Secondly, the staff starts the driving motor 38 through the external control control cabinet 52, the driving motor 38 drives the rotating shaft 39 to rotate, the rotating shaft 39 drives the gear 40 to rotate, since the gear 40 and the rack 41 are engaged, and the rack 41 and the slide 42 are located on the second folding arm 3, so the gear 40 will drive the first telescopic frame 8 to move when rotating, and the slide 42, the auxiliary roller 43 and the connecting shaft 44 provide stable support for the movement of the first telescopic frame 8, so that the first telescopic frame 8 is adjusted to the appropriate position;

[0041] Then the staff starts the third oil cylinder 50 through the external control control cabinet 52, the third oil cylinder 50 drives the third telescopic rod 51 and the moving frame 49 to move, which can adjust the angle of the first folding arm 2, and adapt to the needs of different height loading;

[0042] Then add materials to the feed inlet 5 through other external machines and the like, at this time, the rotating motor 35 needs to be turned on, the rotating motor 35 drives the roller shaft 34 and the first driving roller 11 to rotate, so that the belt located on the first folding arm 2 and the second folding arm 3 operates, and the electric roller 36 is turned on, so that the belt located on the first telescopic frame 8 operates, thereby realizing the transportation of materials;

[0043] In the process of material transportation, the returning belt can support the belt roller 45 located below, and the gravity of the belt roller 45 itself can preliminarily tension the belt. When the belt is used for a long time and appears more relaxed, the staff can manually add solid objects to the counterweight 47, thereby increasing the downward pressure of the lower belt roller 45 on the belt, thereby tensioning the belt and facilitating subsequent use.

[0044] Of course, the present application can also have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present application without departing from the spirit and essence of the present application, but these corresponding changes and modifications should belong to the protection scope of the claims attached to the present application.

Claims

1. A mobile folding arm material ship loader, comprising a horizontal chassis (1) and a first folding arm (2) movably connected with the horizontal chassis (1), and a control cabinet (52) is arranged on one side of the horizontal chassis (1), characterized in that: one end of the first folding arm (2) is movably connected with a second folding arm (3), both ends of the horizontal chassis (1) are provided with traveling mechanisms, the top of the horizontal chassis (1) is provided with a plurality of groups of supporting rods (4), the top of each group of the supporting rods (4) is provided with a feeding port (5), one end of the horizontal chassis (1) near the feeding port (5) is sleeved with a rotating drum (6), a plurality of groups of supporting blocks (7) are arranged on the horizontal chassis (1), one end of the first folding arm (2) is rotatably connected with the plurality of groups of supporting blocks (7), the inside of the second folding arm (3) is connected with a first telescopic frame (8) through a driving assembly, one end of the horizontal chassis (1) away from the feeding port (5) is provided with a second telescopic frame (9) rotatably connected with the first folding arm (2), and the top of the first folding arm (2) and the top of the second folding arm (3) are provided with a pitch assembly; a plurality of groups of belt conveying rollers (10) are arranged on the first folding arm (2), the second folding arm (3) and the first telescopic frame (8), one end of the second folding arm (3) away from the feeding port (5) is provided with a first driving roller (11), one end of the first folding arm (2) near the feeding port (5) is provided with a first driven roller (12), one end of the first telescopic frame (8) is provided with a second driving roller (13), the other end of the first telescopic frame (8) is provided with a second driven roller (14), and the first folding arm (2) is provided with a belt tensioning assembly.

2. Mobile knuckle boom loader according to claim 1, characterized in that The traveling mechanism comprises a traveling frame (15) arranged at one end of the horizontal chassis (1) away from the feeding port (5), traveling motors (16) are arranged on both sides of the traveling frame (15), a plurality of groups of driving wheels (17) are arranged on the output end of the traveling motor (16), a connecting plate (18) is fixedly arranged at the bottom of the rotating drum (6), and a driven wheel (19) penetrates through the inside of the connecting plate (18).

3. Mobile folding boom ship loader according to claim 2, characterized in that Two groups of fixed plates (20) are arranged at one end of the horizontal chassis (1) near the traveling frame (15), a first oil cylinder (21) penetrates through the inside of the fixed plate (20), a first telescopic rod (22) is arranged in the first oil cylinder (21), a supporting base (23) is arranged at the bottom of the first telescopic rod (22), a first fixed block (24) is arranged on one side of the horizontal chassis (1) near the driving wheel (17), a second oil cylinder (25) is arranged on the first fixed block (24), a second telescopic rod (26) is arranged on the output end of the second oil cylinder (25), and the second telescopic rod (26) is connected with the traveling frame (15).

4. The mobile knuckle boom loader of claim 1, wherein, The pitch assembly comprises a first fixing frame (27), a lifting machine (28), a steel wire rope (29), a first rope wheel (30), a support frame (31), a second fixing frame (32) and a second rope wheel (33), the first fixing frame (27) is located on the first folding arm (2), the lifting machine (28) is located in the first fixing frame (27), one end of the steel wire rope (29) is connected with the lifting machine (28), the other end of the steel wire rope (29) passes through the first rope wheel (30) and is connected with the second rope wheel (33), the first rope wheel (30) is located on the support frame (31), the support frame (31) is connected with the first folding arm (2), the second rope wheel (33) is located on the second fixing frame (32), and the second fixing frame (32) is connected with the second folding arm (3).

5. The mobile knuckle boom loader of claim 1, wherein, The inside of the first driving roller (11) is provided with a roller shaft (34), one end of the roller shaft (34) is provided with a rotating motor (35), the second driving roller (13) is an electric roller (36), and one side of the second driving roller (13) is provided with a junction box (37).

6. The mobile knuckle boom loader of claim 1, wherein, The driving assembly comprises a driving motor (38), a rotating shaft (39), a gear (40), a rack (41), a slide (42), an auxiliary roller (43) and a connecting shaft (44), the driving motor (38) is arranged in the inside of the first telescopic frame (8), the rotating shaft (39) is connected with the driving motor (38), the gears (40) are located at both ends of the rotating shaft (39), the rack (41) and the slide (42) are both arranged on the second folding arm (3), the gear (40) is engaged with the rack (41), the connecting shaft (44) and the auxiliary roller (43) are located in the inside of the first telescopic frame (8), the connecting shaft (44) is provided with the auxiliary roller (43) at both ends, and the auxiliary roller (43) is slidably connected with the slide (42).

7. The mobile knuckle boom loader of claim 1, wherein, The belt tensioning assembly comprises three groups of belt rollers (45), a fixed frame (46) and two groups of counterweight blocks (47), the three groups of belt rollers (45) are distributed in a triangular manner in the first folding arm (2), the two groups of upper belt rollers (45) are fixedly connected with the first folding arm (2), and the group of lower belt rollers (45) is movably arranged in the fixed frame (46) and provided with connecting ropes (48) at both ends, and the counterweight blocks (47) are connected with the connecting ropes (48).

8. The mobile knuckle boom loader of claim 1, wherein, The inside of the second telescopic frame (9) is provided with a cavity, a moving frame (49) is slidably arranged in the cavity, both sides of the second telescopic frame (9) are provided with third oil cylinders (50), the output ends of the third oil cylinders (50) are provided with third telescopic rods (51), and the end portions of the third telescopic rods (51) are connected with the moving frame (49).

9. The mobile knuckle boom loader of claim 2, wherein, The horizontal chassis (1) is provided with a second fixing block (53) near the bottom of the connecting plate (18), the second fixing block (53) is provided with a fourth oil cylinder (54), the output end of the fourth oil cylinder (54) is provided with a fourth telescopic rod (55), the end of the fourth telescopic rod (55) is connected with the connecting plate (18), and the fourth telescopic rod (55) is arranged obliquely.

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