A dual-axis full-angle control device

Abstract

The utility model discloses a dual-axis full-angle control device, which belongs to the field of mechanical angle control technology. The dual-axis full-angle control device includes a Y-axis rotation device and an X-axis rotation device. The Y-axis rotation device drives the rotating bracket to rotate freely around the Y-axis, that is, the X-axis rotation device, the installation tool and the object to be measured on the installation tool on the rotating bracket can rotate freely around the Y-axis; and the X-axis rotation device can drive the installation tool and the object to be measured thereon to rotate freely around the Y-axis, thereby realizing the dual-axis angle control of the object to be measured; through two sets of mutually perpendicular rotating devices, the rotating device controls the angle in a closed loop through a servo motor and an encoder, and reduces the speed through a planetary gear reducer, combined with an adjustable counterweight, thereby realizing high precision, high efficiency and stability of dual-axis angle control. At the same time, it is equipped with a variety of installation tools, which can better adapt to various test requirements and enhance the versatility and adaptability of the dual-axis full-angle control device.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical angle control, in particular to a dual-axis full-angle control device. Background Art

[0002] In some industrial fields, such as aerospace, automobile, machinery, etc., various tests need to be performed on objects of different shapes and sizes, such as mechanical tests, environmental tests, electromagnetic tests, etc. In order to implement these tests, the object to be tested needs to be mounted on a device that can provide different angles so that it can be loaded or measured in different directions.

[0003] At present, there are some devices that can provide different angles, such as electric turntables and electric angle tables. These devices are generally a reduction ratio structure in which a stepper motor drives a worm gear to rotate. They have a complex structure, limited accuracy, and can only provide single-axis rotation angle control. The size of their installation platform is limited, which limits the size and shape of the object being measured and cannot meet the needs of a variety of objects being measured. Summary of the invention

[0004] In view of the above-mentioned deficiencies in the prior art, the utility model provides a dual-axis full-angle control device, which solves the problem that the existing angle control device can only provide single-axis rotation angle control.

[0005] In order to achieve the above utility model purpose, the technical solution adopted by the utility model is:

[0006] A dual-axis full-angle control device is provided, which includes a control system and a base. A Y-axis rotating device and a rotating bracket are arranged on the base. One side of the rotating bracket in the Y-axis direction is rotatably connected to one side of the base in the Y-axis direction, and the Y-axis rotating device is arranged on the other side of the base in the Y-axis direction; an output end of the Y-axis rotating device is fixedly connected to the other side of the rotating bracket in the Y-axis direction; an X-axis rotating device is arranged on one side of the rotating bracket in the X-axis direction, and an installation tool for installing a measured object is arranged on the output end of the X-axis rotating device; the Y-axis rotating device and the X-axis rotating device are both electrically connected to the control system.

[0007] Furthermore, the X-axis rotation device and the Y-axis rotation device both include a motor, the output end of the motor is connected to a planetary gear reducer, and the output end of the planetary gear reducer is fixedly connected to a rotating bracket or an installation tool; each motor is provided with an encoder electrically connected to the control system.

[0008] Furthermore, the rotating bracket includes a base plate, and a first fixed plate is vertically arranged on both sides of the Y-axis direction of the base plate, one of which is rotatably connected to one side of the base in the Y-axis direction through a bearing, and the other first fixed plate is fixedly connected to the output end of the planetary gear reducer in the Y-axis rotating device.

[0009] Furthermore, a second fixed plate is vertically arranged on one side of the bottom plate in the X-axis direction, and an X-axis rotating device is fixedly arranged on the second fixed plate.

[0010] Furthermore, a counterweight block is provided on the other side of the bottom plate in the X-axis direction.

[0011] Furthermore, the counterweight block is slidably connected to the base plate via a slide rail, the counterweight block can slide along the X-axis direction of the base plate, and a locking screw is provided on the counterweight block.

[0012] Further, the installation tool is any one of a general platform tool, a magnetic suction tool, a square clamp tool and a caliper tool;

[0013] The universal platform tooling comprises a supporting plate, one side of which is provided with a connector for fixedly connecting with the output end of the X-axis rotating device;

[0014] The magnetic suction tooling includes a magnetic suction head, and the magnetic suction head is provided with a connector for fixedly connecting with the output end of the X-axis rotating device;

[0015] The square clamp fixture comprises a square clamp fixture, on which a connector for fixedly connecting to the output end of the X-axis rotating device is provided;

[0016] The caliper fixture comprises a caliper fixture, on which a connector for fixedly connecting with the output end of the X-axis rotating device is arranged.

[0017] The beneficial effects of the utility model are as follows: 1. The dual-axis full-angle control device provided by the present solution, the Y-axis rotation device drives the rotating bracket to rotate freely around the Y-axis, that is, the X-axis rotation device on the rotating bracket, the installation tooling and the object to be measured on the installation tooling can rotate freely around the Y-axis; and the X-axis rotation device can drive the installation tooling and the object to be measured thereon to rotate freely around the Y-axis, realizing the dual-axis angle control of the object to be measured; through two sets of mutually perpendicular rotating devices, the rotating device controls the angle in a closed loop through a servo motor and an encoder, and reduces the speed through a planetary gear reducer, combined with an adjustable counterweight, to achieve high precision, high efficiency and stability of dual-axis angle control. At the same time, it is equipped with a variety of installation tools, which can better adapt to various testing needs and enhance the versatility and adaptability of the dual-axis full-angle control device.

[0018] 2. The dual-axis full-angle control device provided in this solution has an adjustable position of the counterweight on the rotating bracket, which changes the center of gravity of the device so that the device can reach a balanced state as much as possible, thereby reducing the torque and maintaining the stability of the device.

[0019] 3. The dual-axis full-angle control device provided by this solution uses encoders to control the motor to drive the rotation in both the X-axis rotation device and the Y-axis rotation device, and uses a planetary gear reducer to reduce speed, so as to improve the motion accuracy and stability of the device. The resolution of the encoder can reach 0.07 arc seconds. The motor is limited by the manufacturing precision, and the control accuracy can reach 40 arc seconds, level 0.01°. The planetary gear reducer uses high-precision meshing gears, and its accuracy can reach 3 arc minutes, that is, 0.05°. Combined with the structural error, the absolute positioning accuracy and repeatability of the device can reach 0.1°, ensuring precise angle control and measurement, and improving the accuracy and reliability of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a dual-axis full-angle control device.

[0021] Figure 2 It is a structural schematic diagram of the universal platform tooling.

[0022] Figure 3 It is a structural schematic diagram of the magnetic suction tooling.

[0023] Figure 4 This is a schematic diagram of the structure of the square clamp tooling.

[0024] Figure 5 It is a schematic diagram of the structure of the caliper tooling.

[0025] Among them, 1. control system; 2. X-axis rotation device; 3. installation tooling; 4. bearing; 5. rotating bracket; 501. bottom plate; 502. first fixed plate; 503. second fixed plate; 6. Y-axis rotation device; 7. motor; 8. encoder; 9. planetary gear reducer; 10. counterweight; 11. base; 12. universal platform tooling; 13. magnetic tooling; 14. square clamp tooling; 15. caliper tooling. DETAILED DESCRIPTION

[0026] The specific implementation methods of the utility model are described below to facilitate technical personnel in this technical field to understand the utility model, but it should be clear that the utility model is not limited to the scope of the specific implementation methods. For ordinary technical personnel in this technical field, as long as various changes are within the spirit and scope of the utility model defined and determined by the attached claims, these changes are obvious, and all utility model creations using the concept of the utility model are protected.

[0027] like Figure 1 As shown, the utility model provides a dual-axis full-angle control device, which includes a control system 1 and a base 11, on which a Y-axis rotating device 6 and a rotating bracket 5 are arranged; the control system 1 can be a PLC, and the base 11 is a supporting structure placed on a work surface, which is the base of the entire device.

[0028] One side of the rotating bracket 5 in the Y-axis direction is rotatably connected to one side of the base 11 in the Y-axis direction, and the Y-axis rotating device 6 is arranged on the other side of the base 11 in the Y-axis direction; the output end of the Y-axis rotating device 6 is fixedly connected to the other side of the rotating bracket 5 in the Y-axis direction; an X-axis rotating device 2 is arranged on one side of the rotating bracket 5 in the X-axis direction, and an installation tool 3 for installing the object to be measured is arranged at the output end of the X-axis rotating device 2; the Y-axis rotating device 6 and the X-axis rotating device 2 are both electrically connected to the control system 1.

[0029] Specifically, the X-axis rotating device 2 and the Y-axis rotating device 6 both include a motor 7, the output end of the motor 7 is connected to a planetary gear reducer 9, and the output end of the planetary gear reducer 9 is fixedly connected to the rotating bracket 5 or the mounting tool 3; each motor 7 is provided with an encoder 8 electrically connected to the control system 1.

[0030] In both the X-axis rotating device 2 and the Y-axis rotating device 6, the encoder 8 is used to control the motor 7 to drive the rotation, and the planetary gear reducer 9 is used to reduce the speed, so as to improve the motion accuracy and stability of the device. The planetary reducer is used to reduce the speed input by the motor 7 and then output it. The encoder 8 is used to control and measure the rotation angle of the X-axis rotating device 2 and the Y-axis rotating device 6. The resolution of the encoder 8 can reach 0.07 arc seconds. The motor 7 is limited by the manufacturing accuracy, and the control accuracy can reach 40 arc seconds, level 0.01°. The planetary gear reducer 9 uses high-precision meshing gears, and its accuracy can reach 3 arc minutes, that is, 0.05°. In addition to the structural error, the absolute positioning accuracy and repeatability of the device can reach 0.1°, ensuring precise angle control and measurement, and improving the accuracy and reliability of the test.

[0031] The Y-axis rotating device 6 drives the rotating bracket 5 to rotate freely around the Y-axis, that is, the X-axis rotating device 2, the mounting fixture 3 and the object to be measured on the mounting fixture 3 on the rotating bracket 5 can rotate freely around the Y-axis; and the X-axis rotating device 2 can drive the mounting fixture 3 and the object to be measured thereon to rotate freely around the Y-axis, thereby realizing the dual-axis angle control of the object to be measured; through two sets of mutually perpendicular rotating devices, the rotating device controls the angle in a closed loop through the servo motor 7 and the encoder 8, and reduces the speed through the planetary gear reducer, combined with the adjustable counterweight, to achieve high precision, high efficiency and stability of dual-axis angle control.

[0032] As a specific installation method of the Y-axis rotating device 6 and the X-axis rotating device 2, the rotating bracket 5 includes a bottom plate 501, and a first fixed plate 502 is vertically arranged on both sides of the bottom plate 501 in the Y-axis direction, wherein one first fixed plate 502 is rotatably connected to one side of the base 11 in the Y-axis direction through a bearing 4, and the other first fixed plate 502 is fixedly connected to the output end of the planetary gear reducer 9 in the Y-axis rotating device 6. A second fixed plate 503 is vertically arranged on one side of the bottom plate 501 in the X-axis direction, and the X-axis rotating device 2 is fixedly arranged on the second fixed plate 503.

[0033] Preferably, a counterweight 10 is provided on the other side of the base plate 501 in the X-axis direction. The counterweight 10 is slidably connected to the base plate 501 through a slide rail, and the counterweight 10 can slide along the X-axis direction of the base plate 501. A locking screw is provided on the counterweight 10. Specifically, a slide groove slidably connected to the slide rail can be processed on the counterweight 10 to enable the counterweight 10 to slide along the length direction of the slide rail. At the same time, in order to fix the position of the counterweight 10, the locking screw can be turned so that the locking screw passes through the counterweight 10 and presses against the base with the slide rail or the base plate 501, so as to lock the position of the counterweight 10. The position of the counterweight 10 on the rotating bracket 5 is adjustable, which changes the center of gravity of the device so that the device can reach a balanced state as much as possible, thereby reducing the torque and maintaining the stability of the device.

[0034] like Figure 1 to Figure 4 As shown, the installation tool 3 is a replaceable structure, which is installed on the output end of the X-axis rotating device 2 and is used to fix and support the object to be measured. Its shape and size can be adjusted according to the different objects to be measured to meet the needs of various objects to be measured. The utility model has multiple types of installation tools 3, and the installation tool 3 is any one of the general platform tool 12, the magnetic suction tool 13, the square clamp tool 14 and the caliper tool 15.

[0035] The universal platform tooling 12 includes a supporting plate, one side of which is provided with a connector for fixedly connecting to the output end of the X-axis rotating device 2; a plurality of mounting holes are provided on the supporting plate, and the object to be measured can be mounted with screws, so the applicability is wide.

[0036] The magnetic suction tooling 13 includes a magnetic suction head, on which is provided a connector for fixedly connecting with the output end of the X-axis rotating device 2 .

[0037] The square clamp fixture 14 includes a square clamp fixture, on which a connector for fixedly connecting to the output end of the X-axis rotating device 2 is provided; the square clamp fixture is a clamp with two ends connected by two tension springs, which can clamp an object.

[0038] The caliper fixture 15 includes a caliper fixture, and the caliper fixture is provided with a connector for fixedly connecting with the output end of the X-axis rotating device 2. The caliper fixture includes a three-jaw caliper, which can clamp a cylindrical object to be measured. The dual-axis full-angle control device is equipped with a variety of installation fixtures 3, which can better meet various test requirements and enhance the versatility and adaptability of the dual-axis full-angle control device.

Claims

1. A dual-axis full-angle control device, characterized in that: It includes a control system and a base, wherein a Y-axis rotating device and a rotating bracket are arranged on the base, one side of the rotating bracket in the Y-axis direction is rotatably connected to one side of the base in the Y-axis direction, and the Y-axis rotating device is arranged on the other side of the base in the Y-axis direction; the output end of the Y-axis rotating device is fixedly connected to the other side of the rotating bracket in the Y-axis direction; an X-axis rotating device is arranged on one side of the rotating bracket in the X-axis direction, and an installation tool for installing a measured object is arranged on the output end of the X-axis rotating device; the Y-axis rotating device and the X-axis rotating device are both electrically connected to the control system.

2. The dual-axis full-angle control device according to claim 1, characterized in that: The X-axis rotating device and the Y-axis rotating device both include a motor, the output end of the motor is connected to a planetary gear reducer, and the output end of the planetary gear reducer is fixedly connected to the rotating bracket or the installation tool; each motor is provided with an encoder electrically connected to the control system.

3. The dual-axis full-angle control device according to claim 2, characterized in that: The rotating bracket includes a base plate, and a first fixed plate is vertically arranged on both sides of the base plate in the Y-axis direction, one of the first fixed plates is rotatably connected to one side of the base in the Y-axis direction through a bearing, and the other first fixed plate is fixedly connected to the output end of the planetary gear reducer in the Y-axis rotating device.

4. The dual-axis full-angle control device according to claim 3, characterized in that: A second fixed plate is vertically arranged on one side of the bottom plate in the X-axis direction, and the X-axis rotating device is fixedly arranged on the second fixed plate.

5. The dual-axis full-angle control device according to claim 4, characterized in that: A counterweight block is arranged on the other side of the bottom plate in the X-axis direction.

6. The dual-axis full-angle control device according to claim 5, characterized in that: The counterweight block is slidably connected to the base plate via a slide rail, and the counterweight block can slide along the X-axis direction of the base plate. A locking screw is provided on the counterweight block.

7. The dual-axis full-angle control device according to any one of claims 1 to 6, characterized in that: The installation tool is any one of a general platform tool, a magnetic suction tool, a square clamp tool and a caliper tool; The universal platform tooling comprises a supporting plate, and a connector for fixedly connecting to the output end of the X-axis rotating device is provided on one side of the supporting plate; The magnetic suction tooling comprises a magnetic suction head, and the magnetic suction head is provided with a connector for fixedly connecting with the output end of the X-axis rotating device; The square clamp fixture comprises a square clamp fixture, and the square clamp fixture is provided with a connector for fixedly connecting with the output end of the X-axis rotating device; The caliper fixture comprises a caliper fixture, and the caliper fixture is provided with a connector for fixedly connecting with the output end of the X-axis rotating device.

Images