Multi-degree-of-freedom simulation robot joint

Abstract

The multi-degree-of-freedom simulation robot joint comprises a power arm, a universal groove is formed in the bottom face of the power arm, the inner wall of the universal groove is fixedly communicated with an oil filling pipe, the inner wall of the oil filling pipe is connected with a piston plate in a sliding mode, the right side face of the power arm is fixedly connected with a fixing plate, and the fixing plate is fixedly connected with the bottom face of the power arm. And a positioning sliding cylinder is fixedly embedded in the upper surface of the fixing plate. Through the arrangement of the tension spring, the push plate, the positioning sliding barrel, the piston plate, the positioning sliding rod, the connector and the oil injection pipe, lubricating oil can be conveniently injected into the oil injection pipe through the design of the connector, then according to the tension provided by the tension spring, the push plate can conveniently push the positioning sliding rod to move under the action of the tension, and the positioning sliding rod can conveniently push the piston plate to move; and then the lubricating oil is extruded by the piston plate to enter the universal groove conveniently, the connecting assembly and the universal groove can be lubricated conveniently, abrasion of the connecting assembly can be reduced through the mode, and current use is facilitated.

Description

Technical Field

[0001] The present application relates to the technical field of simulation robots, and in particular to a multi-degree-of-freedom simulation robot joint. Background Art

[0002] Simulation robots refer to software or systems that simulate the behavior of real robots through computer simulation technology. They can be used in many fields such as design, testing, training and education. Simulation robots play an important role in research fields such as robotics, artificial intelligence and automated control because they provide a safe and controllable environment to test and verify theories and algorithms without the need to conduct risky experiments on actual robots. With the development of technology, the accuracy and practicality of simulation robots are constantly improving, and their application prospects in robotics and related fields are very broad. For example, robot simulation research based on virtual reality is promoting the efficiency and convenience of robot design and experimental processes.

[0003] At present, the joints of simulated robots can achieve multi-degree-of-freedom bending. For example, the existing patent announcement number "CN220680842U" is named "A simulated robot joint assembly", which includes a first power arm, one end of the first power arm is fixedly connected to a connecting assembly, one end of the connecting assembly is rotatably connected to the second power arm, one side of the first power arm is rotatably connected to a rotating column, the arc-shaped outer wall of the rotating column is provided with a card slot, one end of the rotating column is fixedly connected to a fixed block, the fixed block is hinged with a connecting block inside, one end of the connecting block is fixedly connected to an electric telescopic rod, one side of the first power arm is fixedly connected to a limiting block, one side of the limiting block is fixedly connected to an electric push rod, one end of the electric push rod is fixedly connected to a card block, the above-mentioned patent connecting assembly is connected to the second power arm, and there is a lack of lubrication mechanism between them. It will wear out greatly after long-term use and is easily damaged, which affects the use and needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-degree-of-freedom simulation robot joint to solve the problems raised in the above background technology.

[0005] The present application embodiment adopts the following technical solutions:

[0006] A multi-degree-of-freedom simulation robot joint comprises a power arm, a universal groove is provided on the bottom surface of the power arm, an oil filling pipe is fixedly connected to the inner wall of the universal groove, a piston plate is slidably connected to the inner wall of the oil filling pipe, a fixing plate is fixedly connected to the right side surface of the power arm, a positioning slide cylinder is fixedly inlaid on the upper surface of the fixing plate, a positioning slide rod is slidably connected to the inner wall of the positioning slide rod, the bottom end of the positioning slide rod is fixedly connected to the upper surface of the piston plate, the top end of the positioning slide rod is fixedly connected to a push plate, the bottom surface of the push plate is fixedly connected to a tension spring, the bottom end of the tension spring is fixedly connected to the upper surface of the fixing plate, and a connector is fixedly connected to the outer surface of the oil filling pipe.

[0007] Preferably, a group of U-shaped connectors are hinged on the outer surface of the power arm via a group of pins, and two connecting holes are provided on the inner wall of each of the U-shaped connectors.

[0008] Preferably, a hazard warning sign is provided in front of the power arm, and the back side of the hazard warning sign is fixedly connected to the front side of the power arm.

[0009] Preferably, a pull ring is provided on the right side of the power arm, and the outer surface of the pull ring is fixedly connected to the upper surface of the push plate.

[0010] Preferably, the positioning slide cylinder is matched with the positioning slide rod, and the oil injection pipe is matched with the piston plate.

[0011] Preferably, a sealing plug is provided on the right side of the power arm, and the outer surface of the sealing plug is threadedly connected to the inner wall of the connecting head.

[0012] At least one of the above technical solutions adopted in the embodiments of the present application can achieve the following beneficial effects:

[0013] By providing a tension spring, a push plate, a positioning slide cylinder, a piston plate, a positioning slide rod, a connecting head and an oil filling pipe, the design of the connecting head makes it easy to inject lubricating oil into the oil filling pipe, and then according to the tension provided by the tension spring, the push plate is pushed by the tension to push the positioning slide rod to move, and the positioning slide rod pushes the piston plate to move, and then the lubricating oil is squeezed by the piston plate into the universal groove, and the connecting component and the universal groove are lubricated. This method can reduce the wear of the connecting component and is beneficial to current use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0015] Figure 1 The utility model is a three-dimensional structural diagram of the whole;

[0016] Figure 2 The following is a three-dimensional structural diagram of a bottom view of the power arm of the utility model;

[0017] Figure 3 The following is a schematic diagram of the three-dimensional structure of the side view of the power arm of the utility model;

[0018] Figure 4 : A three-dimensional structural schematic diagram of a side view of a fixing plate of the utility model.

[0019] In the figure: 1. connecting hole; 2. sealing plug; 3. oil filling pipe; 4. fixing plate; 5. push plate; 6. pull ring; 7. power arm; 8. hazard warning sign; 9. piston plate; 10. U-shaped connecting piece; 11. universal groove; 12. connecting head; 13. positioning slide cylinder; 14. tension spring; 15. positioning slide rod. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described below in combination with the specific embodiments of the present application and the corresponding drawings. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0021] The technical solutions provided by various embodiments of the present application are described in detail below in conjunction with the accompanying drawings.

[0022] See also Figure 1-4 , the utility model provides a multi-degree-of-freedom simulation robot joint technical solution:

[0023] A multi-degree-of-freedom simulation robot joint, including a power arm 7, a universal groove 11 is provided on the bottom surface of the power arm 7, an oil injection pipe 3 is fixedly connected to the inner wall of the universal groove 11, a piston plate 9 is slidably connected to the inner wall of the oil injection pipe 3, a fixing plate 4 is fixedly connected to the right side of the power arm 7, a positioning slide 13 is fixedly inlaid on the upper surface of the fixing plate 4, a positioning slide 15 is slidably connected to the inner wall of the positioning slide 13, the bottom end of the positioning slide 15 is fixedly connected to the upper surface of the piston plate 9, the top end of the positioning slide 15 is fixedly connected to a push plate 5, the bottom surface of the push plate 5 is fixedly connected to a tension spring 14, the bottom end of the tension spring 14 is fixedly connected to the upper surface of the fixing plate 4, the outer surface of the oil injection pipe 3 is fixedly connected to the outer surface of the oil injection pipe 3, and the inner wall of the oil injection pipe 3 is fixedly connected to the outer surface of the oil injection pipe 3. The surface is fixedly connected with a connector 12; specifically, by providing a tension spring 14, a push plate 5, a positioning slide cylinder 13, a piston plate 9, a positioning slide rod 15, a connector 12 and an oil filling pipe 3, the design of the connector 12 facilitates the injection of lubricating oil into the oil filling pipe 3, and then according to the tension provided by the tension spring 14, the push plate 5 is facilitated to push the positioning slide rod 15 to move by the tension, and the positioning slide rod 15 facilitates the piston plate 9 to move, and then the lubricating oil is squeezed by the piston plate 9 into the universal groove 11, and it is convenient to lubricate the connection assembly and the universal groove 11, which can reduce the wear of the connection assembly and is conducive to current use;

[0024] In this embodiment, the outer surface of the power arm 7 is hinged with a group of U-shaped connectors 10 through a group of pins, and the inner wall of each U-shaped connector 10 is provided with two connecting holes 1; a hazard warning sign 8 is provided in front of the power arm 7, and the back of the hazard warning sign 8 is fixedly connected to the front of the power arm 7; a pull ring 6 is provided on the right side of the power arm 7, and the outer surface of the pull ring 6 is fixedly connected to the upper surface of the push plate 5; specifically, through the design of the U-shaped connector 10 and the connecting hole 1, it is convenient to connect with the electric telescopic rod, and the hazard warning sign 8 is used to remind the staff of precautions, and the purpose of warning can be achieved, and the pull ring 6 is convenient to drive the push plate 5 to move, and it is convenient for the positioning slide rod 15 to drive the piston plate 9 to move inside the oil filling pipe 3;

[0025] In this embodiment, the positioning slide cylinder 13 is adapted to the positioning slide rod 15, and the oil filling pipe 3 is adapted to the piston plate 9; a sealing plug 2 is provided on the right side of the power arm 7, and the outer surface of the sealing plug 2 is threadedly connected to the inner wall of the connecting head 12; specifically, through the design of the sealing plug 2, the purpose of sealing is facilitated.

[0026] Working principle: When the multi-degree-of-freedom simulation robot joint is used, the user first inserts the connecting assembly into the universal groove 11, and then connects the electric telescopic rod to the U-shaped connecting piece 10, and then pulls the push plate 5 to move through the pull ring 6. At this time, the positioning slide rod 15 drives the piston plate 9 to move upward, and at the same time, the lubricating oil is injected into the oil filling pipe 3 using the connecting head 12. Then, according to the tension provided by the tension spring 14, the push plate 5 pushes the positioning slide rod 15 to move, and the piston plate 9 squeezes the lubricating oil. At this time, the lubricating oil is in contact with the connecting assembly and the universal groove 11, thereby achieving the purpose of lubrication.

[0027] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, commodity or device. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the process, method, commodity or device including the elements.

[0028] The above is only an embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A multi-degree-of-freedom simulation robot joint, comprising a power arm (7), characterized in that: The bottom surface of the power arm (7) is provided with a universal groove (11), the inner wall of the universal groove (11) is fixedly connected to an oil filling pipe (3), the inner wall of the oil filling pipe (3) is slidably connected to a piston plate (9), the right side of the power arm (7) is fixedly connected to a fixed plate (4), the upper surface of the fixed plate (4) is fixedly inlaid with a positioning slide cylinder (13), the inner wall of the positioning slide cylinder (13) is slidably connected to a positioning slide rod (15), the bottom end of the positioning slide rod (15) is fixedly connected to the upper surface of the piston plate (9), the top end of the positioning slide rod (15) is fixedly connected to a push plate (5), the bottom surface of the push plate (5) is fixedly connected to a tension spring (14), the bottom end of the tension spring (14) is fixedly connected to the upper surface of the fixed plate (4), and the outer surface of the oil filling pipe (3) is fixedly connected to a connector (12).

2. A multi-degree-of-freedom simulation robot joint according to claim 1, characterized in that: A group of U-shaped connecting pieces (10) are hingedly connected to the outer surface of the power arm (7) via a group of pins, and the inner wall of each of the U-shaped connecting pieces (10) is provided with two connecting holes (1).

3. The multi-degree-of-freedom simulation robot joint according to claim 1, characterized in that: A hazard warning sign (8) is provided in front of the power arm (7), and the back side of the hazard warning sign (8) is fixedly connected to the front side of the power arm (7).

4. The multi-degree-of-freedom simulation robot joint according to claim 1, characterized in that: A pull ring (6) is provided on the right side of the power arm (7), and the outer surface of the pull ring (6) is fixedly connected to the upper surface of the push plate (5).

5. The multi-degree-of-freedom simulation robot joint according to claim 1, characterized in that: The positioning slide cylinder (13) is matched with the positioning slide rod (15), and the oil injection pipe (3) is matched with the piston plate (9).

6. The multi-degree-of-freedom simulation robot joint according to claim 1, characterized in that: A sealing plug (2) is provided on the right side of the power arm (7), and the outer surface of the sealing plug (2) is threadedly connected to the inner wall of the connecting head (12).

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