Container inner bag type automatic unloader

Abstract

The utility model relates to the technical field of unloaders, in particular to a container inner bag type automatic unloader. Comprising a rack, the two sides of the rack are each provided with a joint telescopic arm, the fixed ends of the two joint telescopic arms are connected with the two ends of a supporting shaft installed at the bottom of the rack, the free ends of the two joint telescopic arms are connected with a middle frame of a front-end conveying belt, and a telescopic roller conveyor is connected between the middle frame and the front end of the rack. A telescopic conveying belt is installed at the rear end of the rack, and walking wheels are arranged at the bottom of the rack. The front-end conveying belt is used for achieving first-step conveying of goods, the telescopic roller conveyor is used for achieving second-step conveying of the goods, the telescopic conveying belt is used for achieving third-step conveying of the goods, the size is small, work in a container is flexible, the inclination angle of the front-end conveying belt and the inclination angle of the telescopic roller conveyor can be adjusted, and the conveying efficiency is improved. And the unloading requirements of goods of different heights are met, the length of the telescopic conveying belt can be adjusted, and the unloading requirements of different conveying distances are met.

Description

Technical field:

[0001] The utility model relates to the technical field of unloading machines, in particular to an automatic unloading machine with inner bags in containers. Background technology:

[0002] At present, for bagged goods in port containers, they are mainly transported by belt conveyors during unloading. However, the existing conveyors are bulky and not flexible enough to operate in the small space of the container. Since the bagged goods in the container are generally stacked in multiple layers, the inclination angle of the conveyor needs to be adjusted at any time according to the height of the goods. In addition, since the container is deep, when unloading the goods inside the container, the length of the conveyor needs to be easily adjusted to meet the transportation distance requirements. The existing conveyors can no longer meet the unloading needs of bagged goods in containers in terms of inclination angle adjustment and transportation length adjustment.

[0003] In summary, the above-mentioned problems regarding the unloading of bagged cargo in containers have become technical problems that urgently need to be solved in the industry. Utility model content:

[0004] In order to make up for the deficiencies of the prior art, the utility model provides a container inner bag type automatic unloading machine, which solves the problem that the tilt angle and the conveying length of the previous unloading machine are inconvenient to adjust in the container.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] A container inner bag type automatic unloading machine comprises a frame, wherein a set of articulated telescopic arms are respectively provided on both sides of the frame, the fixed ends of the two sets of articulated telescopic arms are connected to the two ends of a supporting shaft installed at the bottom of the frame, the free ends of the two sets of articulated telescopic arms are connected to the middle frame of the front conveyor belt, a telescopic roller conveyor is connected between the middle frame and the front end of the frame, a telescopic conveyor belt is installed at the rear end of the frame, and walking wheels are provided at the bottom of the frame.

[0007] The articulated telescopic arm comprises a plurality of connecting arms, two adjacent connecting arms are connected via articulated motors, the supporting shaft is connected to the articulated motors on the connecting arms, and the intermediate frame is connected to the articulated motors on the connecting arms.

[0008] The connecting arm includes a first connecting arm, a second connecting arm and a third connecting arm. The first connecting arm is connected to the support shaft through a first joint motor. A second joint motor is arranged between the first connecting arm and the second connecting arm. A third joint motor is arranged between the second connecting arm and the third connecting arm. The third connecting arm is connected to the intermediate frame through a fourth joint motor.

[0009] A reel motor and a plurality of supporting rollers are installed on the middle frame of the front conveyor belt.

[0010] The telescopic roller conveyor comprises a scissor-type support frame, on which a plurality of reel motors are mounted.

[0011] The telescopic conveyor belt includes grooved guide rails respectively installed on both sides of the frame, a movable frame is movably installed between the two grooved guide rails, a first movable support roller and a second movable support roller are respectively installed at the rear end and the upper middle part of the movable frame, a third movable support roller is installed at the front end of the movable frame, and the third movable support roller is located between the two grooved guide rails; a first fixed support roller and a second fixed support roller are installed on the frame below the grooved guide rails, a third fixed support roller is installed on the frame above the grooved guide rails, and the third fixed support roller is located directly above the second fixed support roller, and the outer sides of the first fixed support roller, the second fixed support roller, the third fixed support roller, the first movable support roller, the second movable support roller, and the third movable support roller are sleeved with a rear end conveyor belt.

[0012] A guide sleeve arranged along the direction of cargo conveying is fixed on the frame, and a guide rod inserted in the guide sleeve is provided on the movable frame.

[0013] A telescopic cylinder is installed on one side of the guide sleeve, and a piston rod of the telescopic cylinder is connected to the moving frame.

[0014] A plurality of rollers are respectively arranged on both sides of the moving frame, and the rollers are rollingly installed in the grooved guide rails.

[0015] The middle part of the support shaft is connected to the transverse movement motor installed on the frame through a worm gear structure.

[0016] The utility model adopts the above scheme and has the following advantages:

[0017] The joint motor drives the joint telescopic arm to extend or shorten, and the joint telescopic arm can drive the front conveyor belt to move forward and backward and up and down. The front conveyor belt is used to realize the first step of conveying the goods. The middle frame of the front conveyor belt can drive the telescopic roller conveyor to expand or compress. The telescopic roller conveyor is used to realize the second step of conveying the goods. The length of the telescopic conveyor belt can be adjusted by the telescopic cylinder. The telescopic conveyor belt is used to realize the third step of conveying the goods, so that the goods pass through the front conveyor belt, the telescopic roller conveyor and the telescopic conveyor belt in sequence, and the bagged goods in the container can be transported outward to realize the unloading function. The utility model has a small size and works flexibly in the container. The inclination angles of the front conveyor belt and the telescopic roller conveyor can be adjusted to meet the unloading requirements of goods of different heights. The length of the telescopic conveyor belt can be adjusted to meet the unloading requirements of different conveying distances. Description of the drawings:

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model in a contracted state.

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model in an extended state.

[0020] Figure 3 It is a schematic diagram of the internal structure of the utility model.

[0021] Figure 4 It is a schematic diagram of the main structure of the telescopic conveyor belt of the utility model.

[0022] In the figure, 1, frame, 2, support shaft, 3, front end conveyor belt, 4, middle frame, 5, walking wheel, 6, first connecting arm, 7, second connecting arm, 8, third connecting arm, 9, first joint motor, 10, second joint motor, 11, third joint motor, 12, fourth joint motor, 13, reel motor, 14, scissor-type support frame, 15, groove guide rail, 16, mobile frame, 17, first mobile support roller, 18, second mobile support roller, 19, third mobile support roller, 20, first fixed support roller, 21, second fixed support roller, 22, third fixed support roller, 23, rear end conveyor belt, 24, guide sleeve, 25, guide rod, 26, telescopic cylinder, 27, roller, 28, transverse motor. Specific implementation method:

[0023] In order to clearly illustrate the technical features of the present invention, the present invention is described in detail below through specific implementation methods and in conjunction with the accompanying drawings.

[0024] like Figure 1-4 As shown, an automatic unloading machine for bags in containers comprises a frame 1, wherein a set of articulated telescopic arms are respectively arranged on both sides of the frame 1, the fixed ends of the two sets of articulated telescopic arms are connected to the two ends of a supporting shaft 2 installed at the bottom of the frame 1, the free ends of the two sets of articulated telescopic arms are connected to an intermediate frame 4 of a front conveyor belt 3, a telescopic roller conveyor is connected between the intermediate frame 4 and the front end of the frame 1, a telescopic conveyor belt is installed at the rear end of the frame 1, and a walking wheel 5 is arranged at the bottom of the frame 1, and the walking wheel 5 is driven by a walking motor and a steering motor.

[0025] The articulated telescopic arm comprises a plurality of connecting arms, two adjacent connecting arms are connected via articulated motors, the supporting shaft 2 is connected to the articulated motors on the connecting arms, and the intermediate frame 4 is connected to the articulated motors on the connecting arms.

[0026] Specifically, the connecting arm of the utility model includes a first connecting arm 6, a second connecting arm 7 and a third connecting arm 8. The first connecting arm 6 is connected to the support shaft 2 through a first joint motor 9. A second joint motor 10 is provided between the first connecting arm 6 and the second connecting arm 7. A third joint motor 11 is provided between the second connecting arm 7 and the third connecting arm 8. The third connecting arm 8 is connected to the intermediate frame 4 through a fourth joint motor 12. The first joint motor 10 is used to drive the rotation of the first connecting arm 6, the second joint motor 11 is used to drive the rotation of the second connecting arm 7, and the third joint motor 12 is used to drive the rotation of the third connecting arm 8. The first joint motor 10, the second joint motor 11 and the third joint motor 12 cooperate with each other to realize the extension or shortening of the entire connecting arm. The fourth joint motor 13 is used to drive the rotation of the intermediate frame 4, and the inclination angle of the front conveyor belt 3 can be adjusted separately.

[0027] A reel motor 13 and a plurality of support rollers are installed on the middle frame 4 of the front conveyor belt 3 . The reel motor 13 is used to realize the operation of the front conveyor belt 3 , and the support rollers play a supporting role for the front conveyor belt 3 .

[0028] The telescopic roller conveyor includes a scissor-type support frame 14, the two ends of which are rotatably connected to the intermediate frame 4 and the frame 1, respectively. A plurality of reel motors 13 are installed on the scissor-type support frame 14, and the reel motors 13 are used to transport goods. When the front conveyor belt 3 moves forward and backward and up and down, the telescopic roller conveyor can transport goods between the front conveyor belt 3 and the telescopic conveyor belt, and the length of the telescopic roller conveyor can be adjusted accordingly.

[0029] The telescopic conveyor belt comprises a grooved guide rail 15 respectively installed on both sides of the frame 1, a mobile frame 16 is movably installed between the two grooved guide rails 15, a first mobile support roller 17 and a second mobile support roller 18 are respectively installed at the rear end and the upper middle part of the mobile frame 16, a third mobile support roller 19 is installed at the front end of the mobile frame 16, and the third mobile support roller 19 is located between the two grooved guide rails 15; a first fixed support roller 20 and a second fixed support roller 21 are installed on the frame 1 below the grooved guide rail 15, and a third fixed support roller 21 is installed on the frame 1 above the grooved guide rail 15. The third fixed support roller 22 is located directly above the second fixed support roller 21, and the outer sides of the first fixed support roller 20, the second fixed support roller 21, the third fixed support roller 22, the first movable support roller 17, the second movable support roller 18, and the third movable support roller 19 are sleeved with a rear end conveyor belt 23, and the rear end conveyor belt 23 is S-shaped and wound around the first fixed support roller 20, the second fixed support roller 21, the third fixed support roller 22, the first movable support roller 17, the second movable support roller 18, and the third movable support roller 19.

[0030] A guide sleeve 24 arranged along the cargo conveying direction is fixed on the frame 1, and a guide rod 25 inserted in the guide sleeve 24 is provided on the movable frame 16. The guide rod 25 and the guide sleeve 24 are slidably matched to guide the movement of the movable frame 16.

[0031] A telescopic cylinder 26 is installed on one side of the guide sleeve 24, and the piston rod of the telescopic cylinder 26 is connected to the moving frame 16. When the piston rod of the telescopic cylinder 26 is in motion, the moving frame 16 can be driven to move back and forth between the two grooved guide rails 15, thereby adjusting the length of the entire rear end conveyor belt 23.

[0032] A plurality of rollers 27 are respectively disposed on both sides of the moving frame 16 , and the rollers 27 are rollingly installed in the grooved guide rails 15 to achieve rolling contact and reduce friction.

[0033] The middle part of the support shaft 2 is connected to the transverse motor 28 installed on the frame 1 through a worm gear structure. When the transverse motor 28 is working, the support shaft 2 can be driven to move 20 cm left and right through the worm gear structure, and the support shaft 2 will drive the two first joint motors 9 to move left and right, and the two first joint motors 9 will drive the two sets of joint telescopic arms to move left and right, and the two sets of joint telescopic arms will drive the front conveyor belt 3 to move left and right, so that the front conveyor belt 3 and the position of the goods are adjusted and aligned. The above action can only be operated when the telescopic roller conveyor is in an extended state, because when the telescopic roller conveyor is in an extended state, the scissor-type support frame 14 will have a certain deformation ability, and can swing left and right by a certain amplitude, and can form a certain left and right tilt angle between the middle frame 4 and the frame 1, but it is not applicable when the telescopic roller conveyor is shortened.

[0034] Working principle:

[0035] When working, the utility model can enter the container as a whole, and the walking wheel 5 is driven by the walking motor and the steering motor to drive the whole device to walk, and the joint telescopic arm is driven by the joint motor to extend or shorten, and the joint telescopic arm can drive the front conveyor belt 3 to move forward and backward and up and down, and the front conveyor belt 3 is used to realize the first step of conveying the goods, and the middle frame 4 of the front conveyor belt 3 can drive the telescopic roller conveyor to expand or compress, and adjust the inclination angle, and the telescopic roller conveyor is used to realize the second step of conveying the goods. The length of the telescopic conveyor belt can be adjusted by the telescopic cylinder 26, and the telescopic conveyor belt is used to realize the third step of conveying the goods, so that the goods are transported through the front conveyor belt 3, the telescopic roller conveyor and the telescopic conveyor belt in sequence, so that the bagged goods in the container are transported outward, and the unloading function is realized.

[0036] The above-mentioned specific implementation manner cannot be used as a limitation on the protection scope of the present utility model. For those skilled in the art, any replacement, improvement or change made to the implementation manner of the present utility model falls within the protection scope of the present utility model.

[0037] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. A container bag type automatic unloading machine, characterized by: It includes a frame, each side of which is provided with a set of articulated telescopic arms, the fixed ends of the two sets of articulated telescopic arms are connected to the two ends of a supporting shaft installed at the bottom of the frame, the free ends of the two sets of articulated telescopic arms are connected to the middle frame of the front conveyor belt, a telescopic roller conveyor is connected between the middle frame and the front end of the frame, a telescopic conveyor belt is installed at the rear end of the frame, and walking wheels are provided at the bottom of the frame.

2. The automatic container bag unloading machine according to claim 1, characterized in that: The articulated telescopic arm comprises a plurality of connecting arms, two adjacent connecting arms are connected via articulated motors, the supporting shaft is connected to the articulated motors on the connecting arms, and the intermediate frame is connected to the articulated motors on the connecting arms.

3. The automatic unloading machine for bag-in-container according to claim 2, characterized in that: The connecting arm includes a first connecting arm, a second connecting arm and a third connecting arm. The first connecting arm is connected to the support shaft through a first joint motor. A second joint motor is arranged between the first connecting arm and the second connecting arm. A third joint motor is arranged between the second connecting arm and the third connecting arm. The third connecting arm is connected to the intermediate frame through a fourth joint motor.

4. The automatic unloading machine for bag-in-container according to claim 1, characterized in that: A reel motor and a plurality of supporting rollers are installed on the middle frame of the front conveyor belt.

5. The automatic unloading machine for bag-in-container according to claim 1, characterized in that: The telescopic roller conveyor comprises a scissor-type support frame, on which a plurality of reel motors are mounted.

6. The automatic unloading machine for bag-in-container according to claim 1, characterized in that: The telescopic conveyor belt includes grooved guide rails respectively installed on both sides of the frame, a movable frame is movably installed between the two grooved guide rails, a first movable support roller and a second movable support roller are respectively installed at the rear end and the upper middle part of the movable frame, a third movable support roller is installed at the front end of the movable frame, and the third movable support roller is located between the two grooved guide rails; a first fixed support roller and a second fixed support roller are installed on the frame below the grooved guide rails, a third fixed support roller is installed on the frame above the grooved guide rails, and the third fixed support roller is located directly above the second fixed support roller, and the outer sides of the first fixed support roller, the second fixed support roller, the third fixed support roller, the first movable support roller, the second movable support roller, and the third movable support roller are sleeved with a rear end conveyor belt.

7. The automatic unloading machine for bag-in-container according to claim 6, characterized in that: A guide sleeve arranged along the direction of cargo conveying is fixed on the frame, and a guide rod inserted in the guide sleeve is provided on the movable frame.

8. The automatic unloading machine for bag-in-container according to claim 7, characterized in that: A telescopic cylinder is installed on one side of the guide sleeve, and a piston rod of the telescopic cylinder is connected to the moving frame.

9. The automatic unloading machine for bag-in-container according to claim 6, characterized in that: A plurality of rollers are respectively arranged on both sides of the moving frame, and the rollers are rollingly installed in the grooved guide rails.

10. The automatic unloading machine for bag-in-container according to claim 1, characterized in that: The middle part of the support shaft is connected to the transverse movement motor installed on the frame through a worm gear structure.

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