Manipulator fixing device

By designing an electric push rod to drive the locking plate and the arc plate to lock the H-beam, the instability and steel beam damage problems of traditional robotic arm fixing devices were solved, achieving fast, stable fixing and adaptable welding.

CN224209962UActive Publication Date: 2026-05-08SHANGHAI CHAOLIAN CONSTRUCTION TECHNOLOGY GROUP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI CHAOLIAN CONSTRUCTION TECHNOLOGY GROUP CO LTD
Filing Date
2025-05-14
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Traditional robotic arm fixing devices suffer from problems such as unstable manual operation, inflexible welding, damage to steel beams, and limited application range when welding H-beams.

Method used

Design a robotic arm fixing device that uses an electric push rod to drive a locking plate and an arc plate to lock onto an H-beam, combined with a flange to provide resistance, to achieve rapid fixing and leveling.

Benefits of technology

It enables rapid and stable fixation of the robotic arm, avoiding the instability of manual operation and damage to the steel beam. It can adapt to steel beams with different cross-sectional dimensions, improving work efficiency and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a manipulator fixing device which comprises H-shaped steel, a vertical plate is arranged in the center of the top of the H-shaped steel, manipulators are symmetrically arranged on the left side and the right side of the H-shaped steel, each manipulator comprises an arc-shaped plate, an electric push rod and a locking plate, and the top end of each arc-shaped plate is attached to the top end face of the H-shaped steel. The electric push rod is fixedly installed at the bottom of the arc-shaped plate, a push rod part of the electric push rod is located at the top of an electric push rod body, the locking plate is fixedly connected with the top of the electric push rod, the top end face of the locking plate is attached to the bottom end face of H-shaped steel, and the top end face of the locking plate is provided with anti-skid lines and a pressure sensor. By the adoption of the technical scheme, the electric push rod drives the locking plate to be close to or away from the top end of the arc-shaped plate, the purpose that the arc-shaped plate is locked on the H-shaped steel is achieved, the device can be rapidly locked on the H-shaped steel through the electric push rod, and the device is much faster than a traditional bolt screwing locking mode.
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Description

Technical Field

[0001] This utility model relates to the technical field of steel plate welding, and in particular to a robotic arm fixing device. Background Technology

[0002] In the fields of industrial automation, logistics warehousing, and heavy equipment handling, robotic arm fixing devices are key components to ensure stable equipment operation. Especially in scenarios that require rapid installation, disassembly, or position adjustment, their performance directly affects operational efficiency and safety.

[0003] Currently, the traditional method involves manually lifting the H-beam and welding it in place, with temporary steel plates welded to both sides of the beam's flanges. When these plates are removed after the project is completed, they damage the original steel beam and its paint, reducing the beam's durability and aesthetics. Manual operation makes it difficult to ensure the stability of the H-beam, and the H-beam is prone to swaying during welding, posing a safety risk. The traditional method cannot flexibly adapt to steel beams of different cross-sectional sizes, limiting its application range. Therefore, it is necessary to design a robotic arm fixing device. Utility Model Content

[0004] The purpose of this invention is to provide a robotic arm fixing device to solve the problems existing in the prior art.

[0005] The above-mentioned technical objective of this utility model is achieved through the following technical solution:

[0006] A robotic arm fixing device includes an H-beam, a vertical plate is provided at the top center of the H-beam, and robotic arms are symmetrically arranged on the left and right sides of the H-beam. The robotic arm includes an arc plate, an electric push rod and a locking plate.

[0007] The top of the arc-shaped plate is attached to the top surface of the H-beam. The electric push rod is fixedly installed at the bottom of the arc-shaped plate. The push rod part of the electric push rod is located at the top of the electric push rod body. The locking plate is fixedly connected to the top of the electric push rod. The top surface of the locking plate is attached to the bottom surface of the H-beam. The top surface of the locking plate is provided with anti-slip texture and pressure sensor.

[0008] By adopting the above technical solution, the electric push rod drives the locking plate to approach or move away from the top of the arc plate, thereby achieving the purpose of locking the arc plate onto the H-beam. The electric push rod allows the device to quickly lock onto the H-beam, which is much faster than the traditional bolt tightening method.

[0009] In a further embodiment, the H-beam is integrally formed from a first horizontal plate, a second horizontal plate, and a connecting plate. The first horizontal plate is spaced apart on the top of the second horizontal plate, and the connecting plate is disposed between the first and second horizontal plates. The top of the connecting plate is fixedly connected to the bottom of the first horizontal plate, and the bottom of the connecting plate is fixedly connected to the top of the second horizontal plate. Both the first and second horizontal plates have flanges around their perimeters.

[0010] By adopting the above technical solution, the flange can provide resistance to movement, thus preventing the robotic arm from slipping directly.

[0011] In a further embodiment, the electric push rod is equipped with a meter counter, which is used to calculate the retraction distance of the electric push rod.

[0012] In a further embodiment, a ranging grating is provided on the arc-shaped plate.

[0013] In a further embodiment, the arc-shaped plate is integrally formed from a first semicircular portion, a straight plate portion, and a second semicircular portion, with the first and second semicircular portions symmetrically arranged on the straight plate portion.

[0014] In a further embodiment, the arc-shaped plate is provided with multiple weight-reduction holes.

[0015] In summary, this utility model has the following beneficial effects:

[0016] 1. By installing robotic arms on both sides of the H-beam and setting an electric push rod at the bottom of the H-beam, the problem of manual lifting and damage to the H-beam can be avoided. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a structural schematic diagram illustrating the robotic arm of this utility model.

[0019] In the diagram, 1. H-beam; 11. First horizontal plate; 12. Second horizontal plate; 13. Connecting plate; 2. Vertical plate; 3. Robotic arm; 31. Arc plate; 32. Electric push rod; 33. Locking plate. Detailed Implementation

[0020] The present invention will be further described in detail below with reference to the accompanying drawings.

[0021] Identical parts are indicated by the same reference numerals. It should be noted that the terms "front," "rear," "left," "right," "upper," and "lower" used in the following description refer to the attached figures. Figure 1In this specification, the terms "bottom surface" and "top surface," "inner" and "outer" refer to the direction toward or away from the geometry of a specific component. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this specification, "a plurality of" means two or more, unless otherwise explicitly and specifically defined by the direction of the center.

[0022] Example 1:

[0023] like Figures 1-2 As shown, a robotic arm fixing device includes an H-beam 1, a vertical plate 2 is provided at the top center of the H-beam 1, and robotic arms 3 are symmetrically arranged on the left and right sides of the H-beam 1. The robotic arm 3 includes an arc plate 31, an electric push rod 32 and a locking plate 33. The top of the arc plate 31 is in contact with the top surface of the H-beam 1. The electric push rod 32 is fixedly installed at the bottom of the arc plate 31. The push rod part of the electric push rod 32 is located at the top of the electric push rod 32 body. The locking plate 33 is fixedly connected to the top of the electric push rod 32. The top surface of the locking plate 33 is in contact with the bottom surface of the H-beam 1. The top surface of the locking plate 33 is provided with anti-slip texture and pressure sensor.

[0024] H-beam 1 is integrally formed from a first horizontal plate 11, a second horizontal plate 12, and a connecting plate 13. The first horizontal plate 11 is spaced apart on the top of the second horizontal plate 12. The connecting plate 13 is located between the first horizontal plate 11 and the second horizontal plate 12. The top of the connecting plate 13 is fixedly connected to the bottom of the first horizontal plate 11, and the bottom of the connecting plate 13 is fixedly connected to the top of the second horizontal plate 12. Both the first horizontal plate 11 and the second horizontal plate 12 are provided with flanges. An electric push rod 32 is provided with a meter counter, which is used to calculate the withdrawal distance of the electric push rod 32. A distance measuring grating is provided on the arc plate 31. The arc plate 31 is integrally formed from a first semicircular part, a straight plate part, and a second semicircular part. The first semicircular part and the second semicircular part are symmetrically arranged on the straight plate part. The arc plate 31 is provided with multiple weight reduction holes.

[0025] Specific implementation process: When needed, the T-shaped steel is installed upside down on the bottom surface of the H-shaped steel. The new H-shaped steel is formed by the bottom surface of the T-shaped steel and the H-shaped steel by a robotic arm. The T-shaped steel is leveled by the gripping of the robotic arms on both sides.

[0026] In the embodiments disclosed in this utility model, the terms "installation," "connection," "linking," and "fixing" should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; "linking" can be a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in the embodiments disclosed in this utility model according to the specific circumstances.

[0027] This specific embodiment is merely an explanation of the present utility model and is not intended to limit the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but as long as they are within the scope of the claims of the present utility model, they are protected by patent law.

Claims

1. A fixing device for a robotic arm (3), comprising an H-beam (1), wherein a vertical plate (2) is provided at the top center of the H-beam (1), and robotic arms (3) are symmetrically arranged on the left and right sides of the H-beam (1), characterized in that: The robotic arm (3) includes an arc-shaped plate (31), an electric push rod (32), and a locking plate (33); The top of the arc plate (31) is in contact with the top surface of the H-beam (1). The electric push rod (32) is fixedly installed at the bottom of the arc plate (31). The push rod part of the electric push rod (32) is located at the top of the electric push rod (32) body. The locking plate (33) is fixedly connected to the top of the electric push rod (32). The top surface of the locking plate (33) is in contact with the bottom surface of the H-beam (1). The top surface of the locking plate (33) is provided with anti-slip texture and pressure sensor.

2. The fixing device for a robotic arm (3) according to claim 1, characterized in that: The H-beam (1) is integrally formed from a first horizontal plate (11), a second horizontal plate (12) and a connecting plate (13). The first horizontal plate (11) is spaced apart on the top of the second horizontal plate (12). The connecting plate (13) is disposed between the first horizontal plate (11) and the second horizontal plate (12). The top of the connecting plate (13) is fixedly connected to the bottom of the first horizontal plate (11), and the bottom of the connecting plate (13) is fixedly connected to the top of the second horizontal plate (12). Both the first horizontal plate (11) and the second horizontal plate (12) have flanges around their perimeters.

3. The fixing device for a robotic arm (3) according to claim 1, characterized in that: The electric push rod (32) is equipped with a meter counter, which is used to calculate the exit distance of the electric push rod (32).

4. The fixing device for a robotic arm (3) according to claim 1, characterized in that: A ranging grating is provided on the arc-shaped plate (31).

5. The fixing device for a robotic arm (3) according to claim 1, characterized in that: The arc-shaped plate (31) is integrally formed by a first semicircular part, a straight plate part, and a second semicircular part, with the first semicircular part and the second semicircular part arranged symmetrically on the straight plate part.

6. The fixing device for a robotic arm (3) according to claim 1, characterized in that: The arc-shaped plate (31) is provided with multiple weight-reducing holes.