Six-axis linkage large-span operation device

Abstract

The utility model discloses a six-axis linkage large-span operation device, which relates to the technical field of operation devices and comprises a main frame and a bottom plate fixedly connected to the bottom end of the main frame, a rotating shaft is arranged in the middle of the bottom plate to rotate, and two groups of first screw rods are symmetrically arranged on the outer side of the main frame through bearings. A vertical frame is connected to the upper portion of the first lead screw through a ball nut, a guide block is fixedly connected to the inner side of the vertical frame, the guide block is arranged on the outer wall of the limiting rod in a sliding mode, and the limiting rod is fixedly installed on the outer side of the main frame. According to the utility model, through the arrangement of the main frame and the vertical frame, under the action of the mounting seat, the lifting block can drive the clamping jaw to lift stably and can move freely on the X axis and the Z axis, so that the operation device can drive a tested product to carry out flexible operation on the X axis, the Z axis and the Y axis, and under the action of the rotating shaft arranged in the middle of the bottom plate, the working efficiency is greatly improved. Therefore, the operation device can perform angle rotation on the Z axis, and the operation range is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of operating devices, in particular to a six-axis linkage large-span operating device. Background Art

[0002] When clamping the test product, due to the large table distance between the two sets of devices, multiple sets of operating devices are usually required for transportation. The existing operating devices can usually only move in the X and Y directions, with limited flexibility and unable to achieve rotational drive, reducing production flexibility.

[0003] A six-axis adjustment frame with a Chinese patent document publication number of CN218582628U is disclosed, which includes a base, a Y-axis base is arranged on the top surface of the base, a Z-axis base is arranged on the top surface of the Y-axis base, a U-shaped base is arranged on the top of the Z-axis base, a support rod is fixedly installed in the middle of the top surface of the U-shaped base, and a mounting seat is arranged on the top surface of the support rod.

[0004] Although the above-mentioned six-axis adjustment frame can achieve the effect of rotating the X and Y axes at the same origin through the setting of six axes, the existing operating device does not have the function of moving the measured product through translation and rotation in the X, Y and Z directions, resulting in the need for multiple sets of equipment when the measured product is operated over a large span, and the structure is complicated, which increases the risk of the product during movement and reduces production performance. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the existing operating device, which is that it is not capable of moving the measured product through translation and rotation in the X, Y and Z directions, resulting in the need for multiple sets of equipment when the measured product is operated over a large span, and the structure is complicated, which increases the danger of the product during movement and reduces production performance.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A six-axis linkage large-span operation device, comprising a main frame and a bottom plate fixedly connected to the bottom end of the main frame, a rotating shaft is arranged in the middle of the bottom plate for rotation, two groups of first screw rods are symmetrically arranged on the outside of the main frame through bearings, and a vertical frame is connected to the top of the first screw rod through a ball nut, a guide block is fixedly connected to the inside of the vertical frame, and the guide block is slidably arranged on the outer wall of a limit rod, and the limit rod is fixedly installed on the outside of the main frame;

[0008] A guide rail is fixedly connected to the inner side of the upper part of the stand, and a movable block is slidably connected to the outer wall of the guide rail;

[0009] A mounting seat is fixedly mounted on the surface of the movable block, and a clamping claw is lifted and lowered on the surface of the mounting seat.

[0010] As a further description of the above technical solution:

[0011] The main frame is arranged in a "Si" shape structure, and a vertical frame is movably arranged above the main frame, and the vertical frame is arranged in a portal structure.

[0012] As a further description of the above technical solution:

[0013] A second lead screw is connected to the surface of the mounting seat through a bearing, and a lifting block is connected to the outer wall of the second lead screw through a ball nut.

[0014] As a further description of the above technical solution:

[0015] The lifting block is slidably connected to the outer wall of the guide rod, and the guide rod is fixedly installed on the surface of the mounting seat, and two groups of guide rods are symmetrically arranged with respect to the second lead screw.

[0016] As a further description of the above technical solution:

[0017] A clamping jaw is connected to the surface of the lifting block.

[0018] As a further description of the above technical solution:

[0019] The second lead screw is driven by a second motor, and the second motor is fixedly installed at the top of the mounting seat.

[0020] As a further description of the above technical solution:

[0021] The rear end of the movable block is connected to a third lead screw through a sleeve plate, and the sleeve plate and the third lead screw are connected through a ball nut. The third lead screw is arranged between two groups of vertical frames through a bearing, and the third lead screw is driven by a third motor.

[0022] As a further description of the above technical solution:

[0023] Synchronous wheels are connected to the outer walls of the two groups of first lead screws, and a synchronous belt is meshed with the outer walls of the synchronous wheels, and the synchronous wheels are arranged outside the main frame.

[0024] As a further description of the above technical solution:

[0025] The first lead screw is driven by a first motor, and the first motor is fixedly installed on one side of the main frame.

[0026] In summary, due to the adoption of the above technical solution, the beneficial effects of the present utility model are:

[0027] In the utility model, through the arrangement of the main frame and the vertical frame, under the action of the mounting seat, the lifting block can drive the clamping claw to perform stable lifting and lowering, and can move arbitrarily on the X-axis and Z-axis, so that the operating device can drive the measured product to perform flexible operations on the X-axis, Z-axis and Y-axis, and under the action of the rotating shaft arranged in the middle of the bottom plate, the operating device can perform angular rotation on the Z-axis, thereby ensuring the operating range and improving flexibility, which is conducive to reducing operating time and improving operating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of a six-axis linkage large-span operation device in the utility model;

[0029] Figure 2 It is a structural schematic diagram of the middle sleeve plate and the third screw rod of the utility model;

[0030] Figure 3 It is a structural schematic diagram of the lifting block and the clamping claw in the utility model.

[0031] Legend:

[0032] Main frame; 2. Base plate; 3. Rotating shaft; 4. First screw rod; 5. Vertical frame; 6. Guide block; 7. Limit rod; 8. Synchronous wheel; 9. Synchronous belt; 10. First motor; 11. Guide rail; 12. Movable block; 13. Mounting seat; 14. Second screw rod; 15. Lifting block; 16. Guide rod; 17. Clamp; 18. Second motor; 19. Sleeve plate; 20. Third screw rod; 21. Third motor. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-Figure 3, A six-axis linkage large-span operation device, including a main frame 1, a bottom plate 2 fixedly connected to the bottom end of the main frame 1, a rotating shaft 3, a first lead screw 4, a vertical frame 5, a guide block 6, a limit rod 7, a synchronous pulley 8, a synchronous belt 9, a first motor 10, a guide rail 11, a movable block 12, a mounting seat 13, a second lead screw 14, a lifting block 15, a guide rod 16, a jaw 17, a second motor 18, a sleeve plate 19, a third lead screw 20 and a third motor 21. Considering the rotation effect of the overall device, a rotating shaft 3 is provided in the middle of the bottom plate 2 for rotation, facilitating the angle rotation of the bottom plate 2 driven by an external drive of the rotating shaft 3, improving the working flexibility of the device. At the same time, the main frame 1 is arranged in a "Si" shape structure to ensure the structural strength of the main frame 1. And on the outside of the main frame 1, two groups of first lead screws 4 are symmetrically arranged through bearings. At the same time, above the first lead screw 4, a vertical frame 5 is connected through a ball nut, so that the rotation of the first lead screw 4 can drive the vertical frame 5 to move. And considering the drive of the first lead screw 4, synchronous pulleys 8 are connected to the outer walls of the two groups of first lead screws 4, and a synchronous belt 9 is meshed and connected to the outer wall of the synchronous pulley 8, realizing the synchronization of the synchronous rotation of the two groups of first lead screws 4. And the synchronous pulley 8 is arranged on the outside of the main frame 1. At the same time, one group of the first lead screws 4 is driven by a first motor 10, and the first motor 10 is fixedly installed on one side of the main frame 1, ensuring the driving effect of the first lead screw 4, and the structure is simple and the later maintenance cost is low. Further, considering the movement accuracy and stability of the vertical frame 5, a guide block 6 is fixedly connected to the inner side of the vertical frame 5, and the guide block 6 is slidably arranged on the outer wall of the limit rod 7. Specifically, the limit rod 7 is fixedly installed on the outside of the main frame 1, facilitating the movement of the vertical frame 5 outside the limit rod 7, so that the vertical frame 5 is movably arranged above the main frame 1, facilitating the operation device to achieve Z-direction movement. And the vertical frame 5 is arranged in a door shape structure, realizing the stability of the movement of the vertical frame 5, which is beneficial to large-span operations;

[0035] Further, considering the flexible movement of the operation device in the X-axis direction, a guide rail 11 is fixedly connected to the inner side above the vertical frame 5, and a movable block 12 is slidably connected to the outer wall of the guide rail 11. In order to achieve the driving effect on the movable block 12, a third lead screw 20 is connected to the rear end of the movable block 12 through a sleeve plate 19, and the sleeve plate 19 and the third lead screw 20 are connected through a ball nut, facilitating the rotation of the third lead screw 20 to drive the movable block 12 to move on the surface of the guide rail 11. And through the setting of the guide rail 11, the movement of the movable block 12 is accurate and stable, realizing the auxiliary movement of the movable block 12. At the same time, the third lead screw 20 is arranged between the two groups of vertical frames 5 through bearings, ensuring the structural stability between the third lead screw 20 and the vertical frame 5, which is beneficial to extending the service life of the device. And the third lead screw 20 is driven by a third motor 21. At the same time, the third motor 21 is arranged outside the vertical frame 5;

[0036] Taking into account the Y-axis movement of the product under test and in order to improve the clamping stability, a mounting seat 13 is fixedly installed on the surface of the movable block 12, and a clamping claw 17 is provided on the surface of the mounting seat 13 for lifting. Specifically, a second screw rod 14 is connected to the surface of the mounting seat 13 through a bearing, and the outer wall of the second screw rod 14 is connected to a lifting block 15 through a ball nut, so that the rotation of the second screw rod 14 drives the lifting block 15 to move, and a clamping claw 17 is connected to the surface of the lifting block 15, which ensures the clamping stability of the product under test and improves product safety. At the same time, in order to guide the lifting block 15, the lifting block 15 is slidably connected to the outer wall of the guide rod 16, and the guide rod 16 is fixedly installed on the surface of the mounting seat 13, and the guide rod 16 is symmetrically arranged with two groups about the second screw rod 14, which is convenient for stable and balanced guidance of the lifting block 15 and ensures the movement effect of the lifting block 15. At the same time, the second screw rod 14 is driven by the second motor 18, and the second motor 18 is fixedly installed at the top of the mounting seat 13, so that the second screw rod 14 is independently driven, which is convenient for operation and later maintenance.

[0037] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A six-axis linkage large-span operation device, comprising a main frame (1) and a bottom plate (2) fixedly connected to the bottom end of the main frame (1), characterized in that: A rotating shaft (3) is arranged in the middle of the bottom plate (2) for rotation. Two groups of first lead screws (4) are symmetrically arranged on the outer side of the main frame (1) through bearings. Above the first lead screw (4), a vertical frame (5) is connected through a ball nut. A guide block (6) is fixedly connected to the inner side of the vertical frame (5), and the guide block (6) is slidably arranged on the outer wall of the limit rod (7). The limit rod (7) is fixedly installed on the outer side of the main frame (1). A guide rail (11) is fixedly connected to the inner side above the vertical frame (5), and a movable block (12) is slidably connected to the outer wall of the guide rail (11). A mounting seat (13) is fixedly installed on the surface of the movable block (12), and a clamping jaw (17) is arranged to move up and down on the surface of the mounting seat (13).

2. The six-axis linkage large-span operation device according to claim 1, characterized in that: The main frame (1) is arranged in a "Si" - shaped structure. Above the main frame (1), a vertical frame (5) is arranged to move. The vertical frame (5) is arranged in a gate - shaped structure.

3. The six-axis linkage large-span operation device according to claim 1, characterized in that: A second lead screw (14) is connected to the surface of the mounting seat (13) through a bearing, and a lifting block (15) is connected to the outer wall of the second lead screw (14) through a ball nut.

4. The six-axis linkage large-span operation device according to claim 3, characterized in that: The lifting block (15) is slidably connected to the outer wall of the guide rod (16). The guide rod (16) is fixedly installed on the surface of the mounting seat (13), and two groups of guide rods (16) are symmetrically arranged with respect to the second lead screw (14).

5. The six-axis linkage large-span operation device according to claim 4, characterized in that: The surface of the lifting block (15) is connected with a clamping jaw (17).

6. The six-axis linkage large-span operation device according to claim 3, characterized in that: The second lead screw (14) is driven by a second motor (18), and the second motor (18) is fixedly installed at the top of the mounting seat (13).

7. The six-axis linkage large-span operation device according to claim 1, characterized in that: The rear end of the movable block (12) is connected with a third lead screw (20) through a sleeve plate (19). Between the sleeve plate (19) and the third lead screw (20), they are connected through a ball nut. The third lead screw (20) is arranged between two vertical frames (5) through bearings, and the third lead screw (20) is driven by a third motor (21).

8. The six-axis linkage large-span operation device according to claim 1, characterized in that: Synchronous wheels (8) are connected to the outer walls of the two groups of first lead screws (4), and a synchronous belt (9) is meshed with the outer walls of the synchronous wheels (8). The synchronous wheels (8) are arranged on the outer side of the main frame (1).

9. The six-axis linkage large-span operation device according to claim 8, characterized in that: The first lead screw (4) is driven by a first motor (10), and the first motor (10) is fixedly installed on one side of the main frame (1).

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