Mechanical arm for machining clamping

Abstract

The utility model discloses a mechanical arm for machining clamping, which belongs to the technical field of machining equipment and comprises a supporting table, a mounting table is fixedly connected to the upper surface of the supporting table, a mounting groove is formed in the front face of the mounting table, and a first threaded lead screw is rotatably connected to the interior of the mounting groove. The surface of the first threaded lead screw is sleeved with a moving seat in a threaded mode, the front face of the moving seat is fixedly connected with a lifting table, the interior of the lifting table is rotationally connected with a second threaded lead screw, the surface of the second threaded lead screw is sleeved with a connecting table in a threaded mode, and the front face of the connecting table is fixedly connected with a mechanical arm mechanism. By arranging the lifting platform, the mechanical arm mechanism can accurately move in a three-dimensional space, the flexibility and the accuracy of the mechanical arm in the operation process are improved, by arranging the adjusting mechanism, the universality of the mechanical arm is improved, the operation process when a clamped object is replaced is simplified, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing equipment, in particular to a mechanical arm for mechanical processing clamping. Background Art

[0002] In modern industrial production, automation and intelligence have become key ways to improve production efficiency, reduce labor costs, and ensure product quality. As an important equipment on the automated production line, the flexibility, accuracy, and efficiency of robotic arms are crucial to achieving production automation.

[0003] Patent publication number CN219337766U, entitled "A Clamping Arm for Mechanical Processing," discloses a clamping arm for mechanical processing, relating to the field of mechanical processing technology. The utility model comprises two base plates, each of which is fixedly connected to an electric telescopic rod at its top end. The telescopic ends of the two electric telescopic rods are fixedly connected to an adjustment device, and the lower end of the adjustment device is connected to a clamping assembly. The clamping assembly includes a fixed rod with a movable slot at its lower end, a first motor connected to one end of the fixed rod, and a bidirectional threaded rod rotatably connected to an inner wall of one side of the fixed rod. The output end of the first motor extends into the fixed rod and is fixedly connected to the bidirectional threaded rod. The utility model, by providing a clamping assembly, facilitates stable and convenient gripping of workpieces, making the clamping arm more practical. However, the patented technology has drawbacks in actual application. The clamping plates of the device lack an adjustment mechanism, which directly affects the flexible gripping ability of the robotic arm for mechanical parts of different sizes, making it unable to adapt to diverse part size requirements. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a mechanical arm for mechanical processing and clamping.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A mechanical arm for mechanical processing clamping includes a support platform, the upper surface of the support platform is fixedly connected to the mounting platform, the front of the mounting platform is provided with a mounting groove, the interior of the mounting groove is rotatably connected to a first threaded screw, the surface of the first threaded screw is threadedly sleeved with a movable seat, the movable seat is movably connected to the mounting groove, the front of the movable seat is fixedly connected to a lifting platform, the interior of the lifting platform is rotatably connected to a second threaded screw, the surface of the second threaded screw is threadedly sleeved with a connecting platform, the connecting platform is movably connected to the lifting platform, and the front of the connecting platform is fixedly connected to a mechanical arm mechanism.

[0007] As a further improvement of the present invention, the robotic arm mechanism includes a support rod fixedly connected to the front of the connecting platform, one end of the surface of the support rod is fixedly connected to a fixed mounting plate, the front of the connecting platform is fixedly connected to a cylinder, the surface of the support rod is sleeved with a movable mounting plate, the telescopic end of the cylinder is fixedly connected to the movable mounting plate, and an adjustment mechanism is provided on the opposite sides of the fixed mounting plate and the movable mounting plate.

[0008] As a further improvement of the present invention, the adjustment mechanism includes a fixed clamping plate fixedly connected to the opposite side of the fixed mounting plate and the movable mounting plate, two movable grooves are provided at the lower end of the fixed clamping plate, and two movable rods are movably connected inside the two movable grooves, and the lower surfaces of the two movable rods are fixedly connected to the same adjustment clamping plate, and the lower ends of the fixed mounting plate and the movable mounting plate are both threadedly connected with adjustment bolts, and the lower surface of the adjustment bolt is rotatably connected to a connecting rod, and the other end of the connecting rod is fixedly connected to the adjustment clamping plate.

[0009] As a further improvement of the present invention, a first drive motor is fixedly connected to one side of the mounting platform, and a power end of the first drive motor is fixedly connected to the first threaded screw.

[0010] As a further improvement of the present invention, a second drive motor is fixedly connected to the upper surface of the lifting platform, and a power end of the second drive motor is fixedly connected to the second threaded screw.

[0011] As a further improvement of the present invention, a slide groove is provided on the upper surface of the support platform, and a slider adapted to the slide groove is fixedly connected to the lower surface of the lifting platform.

[0012] Beneficial effects of the utility model:

[0013] By setting up a mounting platform and a lifting platform, when in use, the first drive motor and the second drive motor are started to work together to achieve precise movement of the robotic arm mechanism in three-dimensional space. The first drive motor drives the moving seat to move in the mounting groove to adjust the position in the horizontal direction, while the second drive motor drives the connecting platform to move up and down inside the lifting platform to achieve precise positioning in the vertical direction. The device improves the flexibility and accuracy of the robotic arm during operation, enabling it to easily cope with clamping tasks at different positions and heights.

[0014] By setting up a robotic arm mechanism, when in use, the cylinder is used as the actuator of the clamping action. Its powerful driving force ensures the stability and reliability of the mechanical parts during the clamping process. The movable mounting plate is driven by the cylinder to move closer to the fixed mounting plate until the mechanical parts are firmly clamped, effectively preventing the parts from falling off or shaking during processing, transportation, etc., and ensuring production safety.

[0015] By setting up an adjustment mechanism, when in use, the distance between the adjustment clamping plate and the fixed clamping plate can be easily adjusted by rotating the adjustment bolt and the connecting rod, thereby adapting to mechanical parts of different sizes and shapes. The device improves the versatility of the robotic arm through the adaptive clamping design, simplifies the operating process when changing the clamping object, and improves work efficiency.

[0016] In summary, the utility model realizes the precise movement of the robotic arm in the horizontal and vertical directions, improves the accuracy and efficiency of the operation, and can cope with mechanical parts of different sizes and shapes, realizing the diversification and versatility of the clamping objects. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a mechanical arm for mechanical processing and clamping proposed by the utility model.

[0018] Figure 2 This is a structural schematic diagram of a mechanical arm mechanism of a mechanical arm for mechanical processing clamping proposed by the present invention.

[0019] Figure 3 This is a structural schematic diagram of a mounting platform for a mechanical arm for mechanical processing clamping proposed by the present invention.

[0020] In the figure: 1 support platform, 2 mounting platform, 3 mounting groove, 4 first threaded screw, 5 movable seat, 6 lifting platform, 7 second threaded screw, 8 connecting platform, 9 support rod, 10 fixed mounting plate, 11 cylinder, 12 movable mounting plate, 13 fixed clamping plate, 14 movable rod, 15 adjusting clamping plate, 16 adjusting bolt, 17 connecting rod, 18 first drive motor, 19 second drive motor, 20 slide groove, 21 slider. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Reference Figure 1-Figure 3 A mechanical arm for mechanical processing clamping includes a support platform 1, the upper surface of the support platform 1 is fixedly connected to the mounting platform 2, the front of the mounting platform 2 is provided with a mounting groove 3, the interior of the mounting groove 3 is rotatably connected to a first threaded screw rod 4, the surface of the first threaded screw rod 4 is threadedly sleeved with a movable seat 5, the movable seat 5 is movably connected to the mounting groove 3, the front of the movable seat 5 is fixedly connected to a lifting platform 6, the interior of the lifting platform 6 is rotatably connected to a second threaded screw rod 7, the surface of the second threaded screw rod 7 is threadedly sleeved with a connecting platform 8, the connecting platform 8 is movably connected to the lifting platform 6, and the front of the connecting platform 8 is fixedly connected to a mechanical arm mechanism.

[0023] In the utility model, the robotic arm mechanism includes a support rod 9 fixedly connected to the front face of the connecting platform 8, one end of the surface of the support rod 9 is fixedly connected to a fixed mounting plate 10, the front face of the connecting platform 8 is fixedly connected to a cylinder 11, the surface of the support rod 9 is sleeved with a movable mounting plate 12, the telescopic end of the cylinder 11 is fixedly connected to the movable mounting plate 12, and an adjustment mechanism is provided on the opposite side of the fixed mounting plate 10 and the movable mounting plate 12, which drives the movable mounting plate 12 to move on the support rod 9 through the setting of the cylinder 11.

[0024] The adjusting mechanism includes a fixed clamping plate 13 fixedly connected to the opposite side of the fixed mounting plate 10 and the movable mounting plate 12, and two movable grooves are provided at the lower end of the fixed clamping plate 13, and the two movable grooves are internally movably connected to two movable rods 14, and the lower surfaces of the two movable rods 14 are fixedly connected to the same adjusting clamping plate 15, and the lower ends of the fixed mounting plate 10 and the movable mounting plate 12 are both threadedly connected with an adjusting bolt 16, and the lower surface of the adjusting bolt 16 is rotatably connected with a connecting rod 17, and the other end of the connecting rod 17 is fixedly connected to the adjusting clamping plate 15, and the connecting rod 17 and the adjusting clamping plate 15 are driven downward by rotating the adjusting bolt 16. The setting of the movable rod 14 limits the position of the adjusting clamping plate 15, so that the adjusting clamping plate 15 always remains parallel to the fixed clamping plate 13.

[0025] A first drive motor 18 is fixedly connected to one side of the mounting platform 2, and the power end of the first drive motor 18 is fixedly connected to the first threaded screw 4. A second drive motor 19 is fixedly connected to the upper surface of the lifting platform 6, and the power end of the second drive motor 19 is fixedly connected to the second threaded screw 7. A slide groove 20 is provided on the upper surface of the support platform 1, and a slider 21 adapted to the slide groove 20 is fixedly connected to the lower surface of the lifting platform 6. The setting of the first drive motor 18 and the second drive motor 19 provides power for the horizontal and vertical movements of the robotic arm mechanism, and the setting of the slide groove 20 and the slider 21 makes the operation of the device more stable.

[0026] When the utility model is used, first start the first drive motor 18 to drive the first threaded screw 4 to rotate. The rotation of the first threaded screw 4 can drive the movable seat 5 to move in the mounting groove 3, thereby adjusting the position of the movable seat 5 and the lifting platform 6. Secondly, start the second drive motor 19 to drive the second threaded screw 7 to rotate. The rotation of the second threaded screw 7 can drive the connecting platform 8 to move up and down inside the lifting platform 6. Through the cooperation of the first drive motor 18 and the second drive motor 19, the mechanical arm mechanism is moved above the mechanical parts to be clamped. Then, according to the size of the mechanical parts, the adjusting bolt 16 is rotated to drive the adjusting clamping plate 15 to move up and down through the connecting rod 17, and at the same time drive the adjusting clamping plate 15 to drive the movable rod 14 to move inside the fixed clamping plate 13, thereby changing the distance between the adjusting clamping plate 15 and the fixed clamping plate 13, which is convenient for clamping mechanical parts of different sizes. Finally, after the adjustment is completed, start the cylinder 11 to drive the movable mounting plate 12 toward the fixed mounting plate 10 until the mechanical parts are clamped.

[0027] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A mechanical arm for mechanical processing and clamping, comprising a support platform (1), characterized in that: The upper surface of the support platform (1) is fixedly connected to the mounting platform (2), the front of the mounting platform (2) is provided with a mounting groove (3), the interior of the mounting groove (3) is rotatably connected to a first threaded screw (4), the surface of the first threaded screw (4) is threadedly sleeved with a movable seat (5), the movable seat (5) is movably connected to the mounting groove (3), the front of the movable seat (5) is fixedly connected to a lifting platform (6), the interior of the lifting platform (6) is rotatably connected to a second threaded screw (7), the surface of the second threaded screw (7) is threadedly sleeved with a connecting platform (8), the connecting platform (8) is movably connected to the lifting platform (6), the front of the connecting platform (8) is fixedly connected to a mechanical arm mechanism, the mechanical arm mechanism includes a support rod (9) fixedly connected to the front of the connecting platform (8), one end of the surface of the support rod (9) is fixedly connected to a fixed mounting plate (10), and the front of the connecting platform (8) is fixedly connected to a cylinder. (11), the surface of the support rod (9) is sleeved with a movable mounting plate (12), the telescopic end of the cylinder (11) is fixedly connected to the movable mounting plate (12), and the fixed mounting plate (10) and the movable mounting plate (12) are provided with an adjustment mechanism on the opposite side, and the adjustment mechanism includes a fixed clamping plate (13) fixedly connected to the fixed mounting plate (10) and the movable mounting plate (12) on the opposite side, and two movable grooves are provided at the lower end of the fixed clamping plate (13), and two movable rods (14) are movably connected inside the two movable grooves, and the lower surfaces of the two movable rods (14) are fixedly connected to the same adjustment clamping plate (15), and the lower ends of the fixed mounting plate (10) and the movable mounting plate (12) are both threadedly connected with an adjustment bolt (16), and the lower surface of the adjustment bolt (16) is rotatably connected with a connecting rod (17), and the other end of the connecting rod (17) is fixedly connected to the adjustment clamping plate (15).

2. A mechanical arm for mechanical processing and clamping according to claim 1, characterized in that: A first drive motor (18) is fixedly connected to one side of the mounting platform (2), and a power end of the first drive motor (18) is fixedly connected to a first threaded screw (4).

3. The mechanical arm for mechanical processing and clamping according to claim 1, characterized in that: A second drive motor (19) is fixedly connected to the upper surface of the lifting platform (6), and a power end of the second drive motor (19) is fixedly connected to the second threaded screw (7).

4. The mechanical arm for mechanical processing and clamping according to claim 1, characterized in that: A sliding groove (20) is provided on the upper surface of the support platform (1), and a sliding block (21) adapted to the sliding groove (20) is fixedly connected to the lower surface of the lifting platform (6).

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