Manipulator with automatic ejection structure

Abstract

The utility model discloses a manipulator with an automatic ejection structure, and relates to the field of manipulators, the manipulator comprises a machine body, a buffer assembly and a cylinder connecting rod, the right side of the machine body is provided with a clamping slide block, one side of the clamping slide block is welded with a fixing frame, and the inside of the fixing frame is provided with a lifting assembly. According to the mechanical arm with the automatic ejection structure, by arranging the lifting assembly and the ejection assembly, the purpose of stable lifting adjustment is achieved in the use process of the mechanical arm, the situation that lifting is blocked due to center deviation in the lifting process is avoided, the mechanical arm is smoother in the lifting process, and the working efficiency is improved. The overall stability of the overall structure is improved, the purpose of automatic ejection in the use process of the mechanical arm is achieved, separation failure caused by adhesion in the process of separating objects from the mechanical arm is avoided, the situation that follow-up clamping of the mechanical arm to the objects is affected is avoided, and workers can use the mechanical arm conveniently.

Description

Technical Field

[0001] The utility model relates to the field of manipulators, in particular to a manipulator with an automatic ejection structure. Background Art

[0002] A manipulator is an automatic device that can imitate certain movements and functions of human hands and arms and is used to grab, move objects or operate tools according to a fixed procedure. The manipulator is the earliest industrial robot and also the earliest modern robot. It can replace heavy human labor to realize mechanization and automation of production. It can operate in harmful environments to protect personal safety. Therefore, it is widely used in machinery manufacturing, metallurgy, electronics, light industry, atomic energy and other departments.

[0003] However, the current manipulators still have some shortcomings. The existing manipulators have not yet fully considered the automatic ejection structure. In the process of using the manipulator, if the manipulator does not fully consider the automatic ejection structure, after the object is clamped, the object may stick during the separation process from the manipulator, resulting in separation failure, thereby affecting the subsequent manipulator's use of the object, making it inconvenient for the staff to use the manipulator.

[0004] Therefore, it is urgent to improve this shortcoming. The utility model studies and improves the existing structure and shortcomings, and provides a manipulator with an automatic ejection structure. Utility Model Content

[0005] The utility model aims to provide a robot with an automatic ejection structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a manipulator with an automatic ejection structure, comprising a body, a buffer assembly and a cylinder connecting rod, a clamping slider is arranged on the right side of the body, a fixed frame is welded on one side of the clamping slider, a lifting assembly is arranged inside the fixed frame, and the lifting assembly comprises a first motor, a threaded vertical rod, a sliding block, an L-shaped support plate, a limiting connecting block, a telescopic rod and a fixed hollow rod, the buffer assembly is arranged on one side of the bottom of the fixed frame, and the buffer assembly comprises a hollow connecting rod, a supporting spring and a fixed pressure rod, the cylinder connecting rod is arranged on one side of the lifting assembly, and an ejection assembly is arranged at the bottom of the cylinder connecting rod, and the ejection assembly comprises a second motor, a rotating rod, a lifting square rod, a fixed square rod and a sliding connecting block.

[0007] Furthermore, the output shaft of the first motor is fixedly connected to a threaded vertical rod through a coupling, and a sliding block is rotatably connected to the outer side of the threaded vertical rod, and a sliding slot is provided on the inner side of the fixed frame, and the sliding block is slidably connected to the fixed frame through the sliding slot.

[0008] Furthermore, an L-shaped support plate is welded to one side of the sliding block, and a limiting connection block is fixedly connected to the top of the L-shaped support plate, and a telescopic rod is fixedly connected to the top of the limiting connection block, and a fixed hollow rod is arranged on the outer side of the end of the telescopic rod, and the fixed hollow rod is fixedly connected to the top of the fixed frame.

[0009] Furthermore, the hollow connecting rod is welded to one side of the bottom of the fixing frame, and the inner bottom of the hollow connecting rod is fixedly connected to a supporting spring, and the top of the supporting spring is welded to a fixed pressure rod, and the fixed pressure rod is movably connected to the inside of the hollow connecting rod.

[0010] Furthermore, the output shaft of the second motor is fixedly connected to a rotating rod through a coupling, and the outer side of the rotating rod is rotatably connected to a lifting square rod, and one side of the lifting square rod is movably connected to a fixed square rod, and a sliding connection block is welded to one side of the lifting square rod.

[0011] Furthermore, the second motor is arranged at the inner bottom of the cylinder connecting rod, and a fixed protective cover is arranged on the outer side of the second motor, and a heat dissipation net is arranged on the side of the fixed protective cover.

[0012] Furthermore, the outer wall of the rotating rod is provided with a thread, and the outer side wall of the fixed square rod is provided with a sliding groove, and the sliding connection block is slidably connected to the fixed square rod through the sliding groove.

[0013] Furthermore, a mechanical gripper is provided on the outer side of the ejection assembly, and an anti-skid pad is provided on the end of the mechanical gripper, and the mechanical gripper is rotatably connected to the lower side of the cylinder connecting rod.

[0014] The utility model provides a manipulator with an automatic ejection structure, which has the following beneficial effects:

[0015] 1. The utility model is provided with a lifting assembly, by arranging the lifting assembly inside the fixed frame, using the first motor to drive the threaded vertical rod to rotate, so that the sliding block rotatably connected to the outer side of the threaded vertical rod moves up and down under the restriction of the sliding slot provided on the inner side of the fixed frame. In addition, when the sliding block drives the L-shaped support plate to move up and down, the telescopic rod fixedly connected above the limit connecting block fixedly connected above the L-shaped support plate performs a lifting movement inside the fixed hollow rod, which improves stability. The improved device uses the lifting assembly, so that the manipulator can achieve the purpose of stable lifting and adjustment during use, avoiding lifting obstruction due to the offset of the center during the lifting process, making the manipulator smoother during the lifting process, making the connection between the structures tighter, improving the overall stability of the overall structure, making the overall structure more stable and reliable, and convenient for staff to use.

[0016] 2. The utility model is provided with an ejection assembly, by arranging the ejection assembly at the bottom of the cylinder connecting rod, when the mechanical gripper finishes clamping the object, the second motor in the ejection assembly drives the rotating rod to rotate, and the thread arranged on the outer side of the rotating rod drives the lifting square rod to move downward, so that the ejection assembly ejects the object. The improved device utilizes the ejection assembly to enable the manipulator to achieve the purpose of automatic ejection during use, avoids the object from sticking during separation from the manipulator and causing separation failure, avoids affecting the subsequent manipulator's clamping of the object, and facilitates the use of the manipulator by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front cross-sectional structural schematic diagram of a manipulator with an automatic ejection structure of the utility model;

[0018] Figure 2 The utility model is a manipulator with an automatic ejection structure. Figure 1 A schematic diagram of the structure enlargement in the middle;

[0019] Figure 3 This is a schematic diagram of the front cross-sectional structure of a buffer assembly of a manipulator with an automatic ejection structure according to the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the three-dimensional structure of an ejection component of a manipulator with an automatic ejection structure.

[0021] In the figure: 1. body; 2. engaging slider; 3. fixing frame; 4. lifting assembly; 401. first motor; 402. threaded vertical rod; 403. sliding block; 404. L-shaped support plate; 405. limit connection block; 406. telescopic rod; 407. fixed hollow rod; 5. buffer assembly; 501. hollow connecting rod; 502. supporting spring; 503. fixed pressure rod; 6. cylinder connecting rod; 7. ejection assembly; 701. second motor; 702. rotating rod; 703. lifting square rod; 704. fixed square rod; 705. sliding connection block; 8. fixed protective cover; 9. mechanical clamp. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0023] like Figure 1 and Figure 3As shown, a manipulator with an automatic ejection structure includes a body 1, a buffer assembly 5 and a cylinder connecting rod 6. A clamping slider 2 is arranged on the right side of the body 1, and a fixing frame 3 is welded to one side of the clamping slider 2. A lifting assembly 4 is arranged inside the fixing frame 3. The lifting assembly 4 includes a first motor 401, a threaded vertical rod 402, a sliding block 403, an L-shaped support plate 404, a limit connection block 405, a telescopic rod 406 and a fixed hollow rod 407. The first motor 401 The output shaft is fixedly connected to the threaded vertical rod 402 through a coupling, and the outer side of the threaded vertical rod 402 is rotatably connected to the sliding block 403, and a sliding slot is provided on the inner side of the fixed frame 3, and the sliding block 403 is slidably connected to the fixed frame 3 through the sliding slot, an L-shaped support plate 404 is welded on one side of the sliding block 403, and the upper part of the L-shaped support plate 404 is fixedly connected to the limited connection block 405, and the upper part of the limited connection block 405 is fixedly connected to the telescopic rod 40 6. A fixed hollow rod 407 is provided on the outer side of the end of the telescopic rod 406, and the fixed hollow rod 407 is fixedly connected to the top of the fixed frame 3, so that the manipulator can be stably lifted and lowered during use, so that the manipulator is smoother during the lifting process, and the overall stability of the overall structure is improved. The buffer component 5 is arranged on the bottom side of the fixed frame 3, and the buffer component 5 includes a hollow connecting rod 501, a supporting spring 502 and a fixed pressure rod 503. The hollow connecting rod 501 is welded to the bottom side of the fixed frame 3, and the inner bottom of the hollow connecting rod 501 is fixedly connected with the supporting spring 502, and the top of the supporting spring 502 is welded with the fixed pressure rod 503, and the fixed pressure rod 503 is movably connected to the inside of the hollow connecting rod 501. The buffer component 5 is used to buffer the L-shaped support plate 404 in the lifting component 4 to prevent the L-shaped support plate 404 from being damaged by excessive speed or excessive impact during the descent process, so as to facilitate the use of the staff.

[0024] like Figure 1 , Figure 2 and Figure 4As shown, the cylinder connecting rod 6 is arranged on one side of the lifting component 4, and the bottom of the cylinder connecting rod 6 is provided with an ejection component 7, and the ejection component 7 includes a second motor 701, a rotating rod 702, a lifting square rod 703, a fixed square rod 704 and a sliding connection block 705, the output shaft of the second motor 701 is fixedly connected to the rotating rod 702 through a coupling, and the outer side of the rotating rod 702 is rotatably connected to the lifting square rod 703, and one side of the lifting square rod 703 is movably connected to the fixed square rod 704, and one side of the lifting square rod 703 is welded with a sliding connection block 705 to avoid the object from sticking during the separation process from the robot arm, resulting in separation failure, and avoiding affecting the subsequent robot arm's gripping of the object, the second motor 701 is arranged at the inner bottom of the cylinder connecting rod 6, and the second motor A fixed protective cover 8 is provided on the outside of 701, and a heat dissipation net is provided on the side of the fixed protective cover 8. The fixed protective cover 8 is used to dissipate heat and cool the second motor 701 to prevent the temperature of the second motor 701 from continuing to rise and affecting its operation. The outer wall of the rotating rod 702 is provided with a thread, and the outer wall of the fixed square rod 704 is provided with a sliding groove, and the sliding connection block 705 is slidably connected to the fixed square rod 704 through the sliding groove, so that the connection between the structures is tighter and the overall structure is more stable and reliable. A mechanical gripper 9 is provided on the outside of the ejection assembly 7, and an anti-slip pad is provided at the end of the mechanical gripper 9, and the mechanical gripper 9 is rotatably connected to the bottom of the cylinder connecting rod 6 to prevent the mechanical gripper 9 from falling off during the process of grabbing the object, so as to facilitate the use of the manipulator by the staff.

[0025] In summary, the robot with automatic ejection structure is based on Figure 1-Figure 4, during the use of the manipulator, first, the first motor 401 in the lifting assembly 4 provided inside the fixed frame 3 is used to drive the threaded vertical rod 402 to rotate, so that the sliding block 403 rotatably connected to the outer side of the threaded vertical rod 402 moves up and down under the restriction of the sliding slot provided on the inner side of the fixed frame 3. In addition, when the sliding block 403 drives the L-shaped support plate 404 to move up and down, the telescopic rod 406 fixedly connected to the limit connecting block 405 fixedly connected above the L-shaped support plate 404 performs a lifting movement inside the fixed hollow rod 407 to improve the stability of the structure. In addition, when the lifting assembly 4 performs the lifting movement, in order to prevent the L-shaped support plate 404 from being damaged by excessive speed or excessive impact during the descent process and causing damage to the fixed frame 3 A buffer assembly 5 is provided on one side of the bottom of the fixed frame 3. When the L-shaped support plate 404 moves downward and contacts the fixed pressure rod 503 in the buffer assembly 5, the support spring 502 connected to the bottom end of the fixed pressure rod 503 supports the fixed pressure rod 503 with reverse elastic force, thereby achieving a buffering effect. Then, the mechanical gripper 9 is used to clamp the object. When the mechanical gripper 9 finishes clamping the object, the second motor 701 in the ejection assembly 7 drives the rotating rod 702 to rotate, and the thread arranged on the outer side of the rotating rod 702 drives the lifting square rod 703 to move downward, so that the ejection assembly 7 ejects the object downward, thereby separating the object from the mechanical gripper 9, avoiding affecting the subsequent clamping of the object by the robot, and facilitating the use of the robot by the staff.

[0026] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A robot with an automatic ejection structure, comprising a body (1), a buffer assembly (5) and a cylinder connecting rod (6), characterized in that: The right side of the machine body (1) is provided with a locking slide block (2), and a fixing frame (3) is welded to one side of the locking slide block (2), and a lifting assembly (4) is provided inside the fixing frame (3), and the lifting assembly (4) comprises a first motor (401), a threaded vertical rod (402), a sliding block (403), an L-shaped support plate (404), a limit connection block (405), a telescopic rod (406) and a fixed hollow rod (407), and the buffer assembly (5) is arranged on the fixed The bottom side of the frame (3) is provided with a buffer assembly (5) including a hollow connecting rod (501), a supporting spring (502) and a fixed pressure rod (503), the cylinder connecting rod (6) is provided on one side of the lifting assembly (4), and an ejection assembly (7) is provided at the bottom of the cylinder connecting rod (6), and the ejection assembly (7) includes a second motor (701), a rotating rod (702), a lifting square rod (703), a fixed square rod (704) and a sliding connection block (705).

2. The robot with automatic ejection structure according to claim 1, characterized in that: The output shaft of the first motor (401) is fixedly connected to a threaded vertical rod (402) via a coupling, and a sliding block (403) is rotatably connected to the outer side of the threaded vertical rod (402), and a sliding slot is provided on the inner side of the fixed frame (3), and the sliding block (403) is slidably connected to the fixed frame (3) via the sliding slot.

3. The robot with automatic ejection structure according to claim 1, characterized in that: An L-shaped support plate (404) is welded to one side of the sliding block (403), and a limit connection block (405) is fixedly connected to the upper part of the L-shaped support plate (404), and a telescopic rod (406) is fixedly connected to the upper part of the limit connection block (405), and a fixed hollow rod (407) is arranged on the outer side of the end of the telescopic rod (406), and the fixed hollow rod (407) is fixedly connected to the upper part of the fixed frame (3).

4. The robot with automatic ejection structure according to claim 1, characterized in that: The hollow connecting rod (501) is welded to one side of the bottom of the fixing frame (3), and the inner bottom of the hollow connecting rod (501) is fixedly connected to a support spring (502), and the top of the support spring (502) is welded to a fixed pressure rod (503), and the fixed pressure rod (503) is movably connected to the inside of the hollow connecting rod (501).

5. The robot with automatic ejection structure according to claim 1, characterized in that: The output shaft of the second motor (701) is fixedly connected to a rotating rod (702) via a coupling, and the outer side of the rotating rod (702) is rotatably connected to a lifting square rod (703), and one side of the lifting square rod (703) is movably connected to a fixed square rod (704), and one side of the lifting square rod (703) is welded with a sliding connection block (705).

6. The robot with automatic ejection structure according to claim 1, characterized in that: The second motor (701) is arranged at the inner bottom of the cylinder connecting rod (6), and a fixed protective cover (8) is arranged on the outer side of the second motor (701), and a heat dissipation net is arranged on the side of the fixed protective cover (8).

7. The robot with automatic ejection structure according to claim 1, characterized in that: The outer wall of the rotating rod (702) is provided with a thread, and the outer wall of the fixed square rod (704) is provided with a sliding groove, and the sliding connection block (705) is slidably connected to the fixed square rod (704) through the sliding groove.

8. The robot with automatic ejection structure according to claim 1, characterized in that: A mechanical gripper (9) is arranged on the outer side of the ejection assembly (7), and an anti-skid pad is arranged at the end of the mechanical gripper (9), and the mechanical gripper (9) is rotatably connected to the bottom of the cylinder connecting rod (6).

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