CN219132353U

CN219132353U - Bulk cargo loading and unloading robotic arm

Info

Publication number: CN219132353U
Application number: CN202222464491.8U
Authority: CN
Inventors: 曹继伟; 周维; 曹聪; 张洁; 张蒙福; 张梦梦; 曹继良; 周程生
Original assignee: Xuzhou Fuman Special Vehicle Co ltd
Current assignee: Xuzhou Fuman Special Vehicle Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-06-06
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a bulk cargo loading and unloading robotic arm, fixed mounting is on truck chassis, include: the hydraulic gripper comprises a base, a stand column arranged on the base in a rotating mode, wherein one end of a main arm is hinged to the top end of the stand column, a first amplitude-variable oil cylinder is hinged to the stand column, a telescopic rod of the first amplitude-variable oil cylinder is hinged to the main arm, a telescopic assembly is hinged to the other end of the main arm, a driving assembly is fixedly connected to the main arm, the driving assembly is arranged right above the main arm, the driving assembly drives the telescopic assembly to overturn downwards or upwards, and a hydraulic gripper is fixedly connected to the telescopic assembly. The driving assembly is arranged right above the main arm, so that the problem that goods scratch the piston rod of the oil cylinder in the grabbing working process is reduced, and the oil cylinder is well protected.

Description

Bulk cargo loading and unloading robotic arm

Technical Field

The present disclosure relates to the field of mechanical arms, and in particular, to a bulk cargo handling mechanical arm.

Background

At present, a crane driving device is arranged below the crane driving device, the problem that goods scratch an oil cylinder piston rod to cause the damage of the oil cylinder can occur in the grabbing process, and the operation range is small due to the small amplitude-changing included angle in the working process of the existing driving device.

Disclosure of Invention

The utility model discloses the technical problem of main solution provides a bulk cargo loading and unloading robotic arm.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a bulk handling robot arm fixedly mounted on a truck chassis, comprising: the hydraulic gripper comprises a base, a stand column arranged on the base in a rotating mode, wherein one end of a main arm is hinged to the top end of the stand column, a first amplitude-variable oil cylinder is hinged to the stand column, a telescopic rod of the first amplitude-variable oil cylinder is hinged to the main arm, a telescopic assembly is hinged to the other end of the main arm, a driving assembly is fixedly connected to the main arm, the driving assembly is arranged right above the main arm, the driving assembly drives the telescopic assembly to overturn downwards or upwards, and a hydraulic gripper is fixedly connected to the telescopic assembly.

Preferably, the driving assembly includes: the second amplitude varying oil cylinder is hinged with the main arm, the telescopic rod of the second amplitude varying oil cylinder is hinged with one end of a first connecting rod, the other end of the first connecting rod is hinged with the telescopic component, the telescopic rod is further hinged with one end of a second connecting rod, and the other end of the second connecting rod is hinged with the main arm.

Preferably, the telescopic assembly comprises: the driven arm is provided with a plurality of telescopic arms in a sliding manner, the driven arm is fixedly connected with an oil cylinder which drives the telescopic arms to move along the length direction of the driven arm, and the hydraulic gripping apparatus is fixedly connected to the end part of the innermost telescopic arm.

Preferably, a station is fixedly connected to the side edge of the upright post, and a seat is fixedly connected to the station.

Preferably, the base is fixedly connected with a ladder extending to the station.

Preferably, the base is fixedly connected with a double-rack oil cylinder, and the double-rack oil cylinder drives the upright post to circumferentially rotate along the base.

The utility model has the beneficial effects that:

1. the driving assembly is arranged right above the main arm, so that the problem that goods scratch the piston rod of the oil cylinder in the grabbing working process is reduced, and the oil cylinder is well protected.

2. The first connecting rod and the second connecting rod are driven to move through the second luffing cylinder, so that the luffing angle between the main arm and the telescopic component is increased, and the range of an operation method is enlarged.

3. The driving torque is increased through the driving of the double-rack oil cylinder, and the requirement of the double-rack oil cylinder driving on the leveling precision of the truck chassis is reduced.

Drawings

Fig. 1 is a schematic working diagram of a bulk handling robot according to an embodiment of the present utility model.

The components in the drawings are marked as follows: 1. the hydraulic lifting device comprises a base 2, a stand column 3, a main arm 4, a hydraulic gripping device 5, a second luffing cylinder 6, a first connecting rod 7, a second connecting rod 8, a driven arm 9, a telescopic arm 10, a cylinder 11, a station 1101, a seat 12, a cat ladder 13, a double-rack cylinder 14 and a first luffing cylinder.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, and thus the scope of the present utility model is more clearly and clearly defined.

As shown in fig. 1, a bulk handling robot arm, fixedly mounted on a truck chassis, comprises: the base 1 is rotated and is located stand 2 on the base 1, stand 2 side fixedly connected with station 11, station 11 fixedly connected with seat 1101, and base 1 fixedly connected with is extended to the cat ladder 12 on the station 11, and the staff is through cat ladder 12 upper station 11, has controlling means on the station 11, and controlling means adopts current control method, and the staff sits on seat 1101 to through controlling means control robotic arm's motion state.

The base 1 is fixedly connected with a double-rack oil cylinder 13, the double-rack oil cylinder 13 drives the upright post 2 to rotate along the circumferential direction of the base 1, so that the specific position of the mechanical arm is adjusted, the double-rack oil cylinder 13 is large in driving torque, and the requirement of driving rotation on the leveling precision of a truck chassis is low.

The top end of the upright post 2 is hinged with one end of a main arm 3, the upright post 2 is hinged with a first amplitude-variable oil cylinder 14, a telescopic rod of the first amplitude-variable oil cylinder 14 is hinged with the main arm 3, the main arm 3 is driven to rotate through the first amplitude-variable oil cylinder 14, the other end of the main arm 3 is hinged with a telescopic component, and the telescopic component is fixedly connected with a hydraulic gripping apparatus 4.

The telescoping assembly includes: the driven arm 8, driven arm 8 slip is equipped with a plurality of flexible arms 9, and driven arm 8 fixedly connected with drives flexible arm 9 along the hydro-cylinder 10 of driven arm 8 length direction motion, and hydraulic pressure tongs 4 fixed connection is at the flexible arm 9 tip of innermost, drives flexible arm 9 outside through hydro-cylinder 10 to drive hydraulic tongs 4 motion to appointed position.

The main arm 3 is fixedly connected with a driving component which is arranged right above the main arm 3 and drives the telescopic component to turn down or up,

the drive assembly includes: the second luffing cylinder 5, the second luffing cylinder 5 is hinged with the main arm 3, the telescopic rod of the second luffing cylinder 5 is hinged with one end of a first connecting rod 6, the other end of the first connecting rod 6 is hinged with the telescopic component (the first connecting rod 6 is actually hinged with the driven arm 8), the telescopic rod is also hinged with one end of a second connecting rod 7, and the other end of the second connecting rod 7 is hinged with the main arm 3.

The second luffing cylinder 5 drives the first connecting rod 6 and the second connecting rod 7 to drive the luffing angle of the telescopic component in a matched mode, and the working range is enlarged.

As shown in fig. 1, in operation, a technician moves to a station 11 through a ladder stand 12 and sits on a seat 1101, drives a double-rack oil cylinder 13 to drive a stand column 2 to move circumferentially through a control device, drives a main arm 3 to rotate through a telescopic rod of a first amplitude variation oil cylinder 14, drives a telescopic rod of a second amplitude variation oil cylinder 5 to extend to drive a first connecting rod 6 and a second connecting rod 7 to move, and drives a telescopic assembly to move downwards for a certain angle to drive a hydraulic gripping apparatus 4 to grip materials.

As shown in fig. 1, after the work is completed, the technician drives the telescopic rod to retract through the second amplitude-variable oil cylinder 5 and drives the first connecting rod 6 and the second connecting rod 7 to move, thereby driving the telescopic assembly to return to the initial position, driving the station 11 to move to the position of the ladder 12 through the control device, closing the control device, and enabling the technician to walk out from the station 11 and return to the ground through the ladder 12, thus completing the work.

The foregoing embodiments are merely examples of the present utility model, and are not limited to the scope of the patent application, but are equivalent structures or equivalent processes using the descriptions of the present utility model and the accompanying drawings, or are directly or indirectly applied to other related technical fields, which are all included in the scope of the patent application.

Claims

1. A bulk cargo handling robot arm fixedly mounted on a truck chassis, comprising: the hydraulic gripper comprises a base, a stand column arranged on the base in a rotating mode, wherein one end of a main arm is hinged to the top end of the stand column, a first amplitude-variable oil cylinder is hinged to the stand column, a telescopic rod of the first amplitude-variable oil cylinder is hinged to the main arm, a telescopic assembly is hinged to the other end of the main arm, a driving assembly is fixedly connected to the main arm, the driving assembly is arranged right above the main arm, the driving assembly drives the telescopic assembly to overturn downwards or upwards, and a hydraulic gripper is fixedly connected to the telescopic assembly.

2. The bulk handling robot of claim 1, wherein the drive assembly comprises: the second amplitude varying oil cylinder is hinged with the main arm, the telescopic rod of the second amplitude varying oil cylinder is hinged with one end of a first connecting rod, the other end of the first connecting rod is hinged with the telescopic component, the telescopic rod is further hinged with one end of a second connecting rod, and the other end of the second connecting rod is hinged with the main arm.

3. The bulk handling robot of claim 1, wherein the telescoping assembly comprises: the driven arm is provided with a plurality of telescopic arms in a sliding manner, the driven arm is fixedly connected with an oil cylinder which drives the telescopic arms to move along the length direction of the driven arm, and the hydraulic gripping apparatus is fixedly connected to the end part of the innermost telescopic arm.

4. The bulk handling robot of claim 1, wherein a station is fixedly connected to the side of the upright, and wherein a seat is fixedly connected to the station.

5. The bulk handling robot of claim 4, wherein the base is fixedly connected with a ladder extending to the workstation.

6. The bulk handling robot of claim 1, wherein the base is fixedly connected with a double rack cylinder, and the double rack cylinder drives the upright to rotate along the circumferential direction of the base.