Coarse tracking angle regulator based on double-shaft turntable

Abstract

The utility model provides a rough tracking angle regulator based on a double-shaft rotary table, which relates to the technical field of double-shaft rotary tables and comprises an integral mechanism, and the top of the integral mechanism is fixedly connected with an equipment assembly. The overall mechanism comprises a base, a set of sliding grooves are formed in the bottom of the inner wall of the base, sliding blocks are connected to the inner walls of the sliding grooves in a sliding mode, and first rotating bases are arranged at the tops of the sliding blocks. When the rotary table body vibrates, the first spring and the second spring are important buffering elements, when the rotary table body vibrates, the vibration can be transmitted to the sliding block, the sliding block slides in the sliding groove, the springs are compressed or stretched, the springs can convert vibration energy into elastic potential energy to be stored, and then the elastic potential energy is slowly released. Therefore, the transmission of vibration energy to the base is reduced, and the vibration amplitude is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a double -shaft rotary table technical field especially relates to a coarse tracking angle regulator based on double -shaft rotary table. BACKGROUND

[0002] Double -shaft rotary table is a kind of mechanical device, it is usually used in the application scene needing accurate rotary motion on two mutually perpendicular axes, it is composed of two rotating shafts, each shaft can be independently controlled, realizes the complex motion of multiple directions.

[0003] A kind of coarse tracking angle regulator based on double -shaft rotary table is a device for realizing large range, fast angle adjustment, it provides two independent rotating shafts by double -shaft rotary table, can carry out fast and accurate rough positioning in wide angle range.

[0004] The coarse tracking angle regulator based on double -shaft rotary table of prior art has the following shortcomings:

[0005] In the running process of the coarse tracking angle regulator based on double -shaft rotary table, when double -shaft rotary table carries out fast rotating action, due to its own certain mass and moment of inertia, large inertia impact is inevitably generated, this inertia impact makes rotary table bear additional force in the instant of starting, accelerating, decelerating and stopping, simultaneously, the friction between mechanical components, unbalance and other factors in fast rotating process can cause vibration, these inertia impact and vibration seriously influence the positioning accuracy of equipment, in the application scene needing accurate angle adjustment to track target, rotary table can not be accurately stayed at the predetermined angle position, lead to tracking error increase, can not satisfy the work requirement of high accuracy. INVENTION CONTENTS

[0006] The utility model can constitute buffer mechanism, then first spring and second spring are important buffer element, when rotary table body generates vibration, vibration will be transmitted to slider, slider slides in sliding slot, compresses or stretches spring, spring will convert the energy of vibration into elastic potential energy and store up, then slowly release again, to reduce the transmission of vibration energy to base, to solve the problem proposed in above background art.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of coarse tracking angle regulator based on double-axis rotary table, including overall mechanism, equipment assembly is fixedly connected to the top of the overall mechanism;The inner wall bottom of the overall mechanism includes base, a group of sliding grooves are arranged in the inner wall of the base, the inner wall of the sliding groove is slidably connected with slider, the top of the slider is provided with first rotating seat, the outer wall of the first rotating seat is slidably connected with connecting plate, the outer wall of the connecting plate is slidably connected with second rotating seat, the inner wall of the base is fixedly connected with a group of limit rods, the outer wall of the limit rod is all set with first spring, the outer wall of the limit rod is set with a group of second spring, by the above component, vibration and impact can be significantly reduced, and the running stability of equipment is improved.

[0008] Preferably, the front of the base is fixedly installed with a PLC controller, and the outer wall of the limit rod is fixedly connected with the inner wall of the slider. The PLC controller is electrically connected with components and devices to control the opening and closing.

[0009] Preferably, one end of the first spring is fixedly connected with the outer wall of the slider, the other end of the first spring is fixedly connected with the inner wall of the base, and the two ends of the second spring are fixedly connected with the outer wall of the slider. The two ends of the first spring and the second spring are connected, ensuring normal use in the future.

[0010] Preferably, the inner wall of the base is fixedly installed with a damper, the outer wall of the damper is sleeved with a third spring, and the shaft end of the damper is fixedly connected with a connecting rod. The damper, the third spring and the connecting rod can assist in buffering.

[0011] Preferably, the equipment assembly includes a frame, a first servo motor is fixedly installed on one side of the outer wall of the frame, a connecting plate is rotatably connected to the inner wall of the frame, the bottom of the frame is fixedly connected with the top of the connecting rod and the second rotating seat, and the output end of the first servo motor is fixedly connected with the outer wall of the connecting plate. The first servo motor serves as a power source, ensuring stable rotation of the connecting plate.

[0012] Preferably, a second servo motor is fixedly installed on the bottom of the outer wall of the connecting plate, a rotary table body is fixedly connected to the output end of the second servo motor, and a group of encoders are fixedly installed on the outer walls of the first servo motor and the second servo motor. The second servo motor can realize normal horizontal rotation of the rotary table body, and the encoder can measure the rotation angle of the rotary table body in real time.

[0013] Preferably, the top of the rotary table body is fixedly provided with a group of photoelectric sensors, the inner wall of the connecting plate is respectively provided with a first circular groove and a second circular groove, the inner wall of the first circular groove and the second circular groove is respectively slidably connected with a first movable rod and a second movable rod, and the top of the first movable rod and the second movable rod is fixedly connected with the bottom of the rotary table body.

[0014] Compared with the prior art, the utility model has the advantages and positive effects that,

[0015] 1、 the utility model discloses a sliding groove, sliding block, limit rod, first spring, second spring, first rotary seat, connecting plate and second rotary seat can constitute a buffer mechanism, so first spring and second spring are important buffer elements, when the rotary table body produces vibration, vibration is transmitted to the sliding block, the sliding block slides in the sliding groove, and the spring is compressed or stretched, and the spring can convert the vibration energy into elastic potential energy and store up, and then slowly release, thereby reducing the transmission of vibration energy to the base and reducing the vibration amplitude.

[0016] 2、 the utility model discloses a limit rod, which can constrain the movement of the sliding block, a damper, a third spring and a connecting rod, which can assist in buffering, improve the overall damping effect, and an equipment assembly, which can automatically complete the coarse tracking process. ACCURACY

[0017] Figure 1 A front view structure perspective view of a coarse tracking angle regulator based on a double-shaft rotary table is provided for the utility model.

[0018] Figure 2 A frame connected structure enlarged perspective view of a coarse tracking angle regulator based on a double-shaft rotary table is provided for the utility model.

[0019] Figure 3 A first circular groove connected structure enlarged perspective view of a coarse tracking angle regulator based on a double-shaft rotary table is provided for the utility model.

[0020] Figure 4 A base connected structure enlarged perspective view of a coarse tracking angle regulator based on a double-shaft rotary table is provided for the utility model.

[0021] Figure 5 A sliding groove connected structure enlarged perspective view of a coarse tracking angle regulator based on a double-shaft rotary table is provided for the utility model.

[0022] Figure legend 1, overall mechanism; 101, base; 102, PLC controller; 103, damper; 104, third spring; 105, connecting rod; 106, second rotating seat; 107, connecting plate; 108, first rotating seat; 109, first spring; 110, limiting rod; 111, second spring; 112, sliding groove; 113, sliding block; 2, equipment assembly; 201, frame; 202, encoder; 203, first servo motor; 204, connecting plate; 205, rotary table body; 206, photoelectric sensor; 207, first circular groove; 208, second circular groove; 209, second movable rod; 210, second servo motor; 211, first movable rod. DETAILED DESCRIPTION

[0023] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the present application will be further described below with reference to the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0024] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be practiced without the specific details described herein, and therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0025] Please refer to Figures 1-5 The present application provides a technical solution: a coarse tracking angle regulator based on a double-shaft rotary table, which comprises an overall mechanism 1, and the top of the overall mechanism 1 is fixedly connected with an equipment assembly 2; the overall mechanism 1 comprises a base 101, a group of sliding grooves 112 are formed in the inner wall bottom of the base 101, the inner walls of the sliding grooves 112 are all slidingly connected with sliding blocks 113, the top of each sliding block 113 is provided with a first rotating seat 108, the outer wall of each first rotating seat 108 is slidingly connected with a connecting plate 107, the outer wall of each connecting plate 107 is slidingly connected with a second rotating seat 106, a group of limiting rods 110 are fixedly connected to the inner wall of the base 101, the outer wall of each limiting rod 110 is sleeved with a first spring 109, and the outer wall of each limiting rod 110 is sleeved with a group of second springs 111; through the above-mentioned components, vibration and impact can be significantly reduced, and the running stability of the equipment can be improved.

[0026] As Figure 4 shown, the front of the base 101 is fixedly installed with a PLC controller 102, and the outer wall of the limiting rod 110 is fixedly connected with the inner wall of the sliding block 113; the PLC controller 102 arranged will be electrically connected with components, so as to control the opening and closing.

[0027] As Figure 5As shown, one end of the first spring 109 is fixedly connected with the outer wall of the sliding block 113, the other end of the first spring 109 is fixedly connected with the inner wall of the base 101, and the two ends of the second spring 111 are fixedly connected with the outer wall of the sliding block 113, so that the two ends of the first spring 109 and the second spring 111 are connected, and subsequent normal use is ensured.

[0028] As shown in Figure 4 The inner wall of the base 101 is fixedly installed with a damper 103, the outer wall of the damper 103 is sleeved with a third spring 104, and the shaft end of the damper 103 is fixedly connected with a connecting rod 105, so that the damper 103, the third spring 104 and the connecting rod 105 can assist in buffering.

[0029] As shown in Figure 1 and Figure 2 The equipment assembly 2 comprises a frame 201, a first servo motor 203 is fixedly installed on one side of the outer wall of the frame 201, a connecting plate 204 is rotatably connected to the inner wall of the frame 201, the bottom of the frame 201 is fixedly connected with the connecting rod 105 and the top of the second rotating seat 106, the output end of the first servo motor 203 is fixedly connected with the outer wall of the connecting plate 204, and the first servo motor 203 is arranged as a power source to ensure stable rotation of the connecting plate 204.

[0030] As shown in Figure 3 The outer wall of the connecting plate 204 is fixedly installed with a second servo motor 210 at the bottom, and the output end of the second servo motor 210 is fixedly connected with a turntable body 205. A group of encoders 202 are fixedly installed on the outer walls of the first servo motor 203 and the second servo motor 210. The second servo motor 210 is arranged to enable the turntable body 205 to rotate normally, and the encoder 202 is arranged to measure the rotation angle of the turntable body 205 in real time.

[0031] As shown in Figure 2 A group of photoelectric sensors 206 are fixedly installed on the top of the turntable body 205, a first circular groove 207 and a second circular groove 208 are respectively formed in the inner wall of the connecting plate 204, a first movable rod 211 and a second movable rod 209 are respectively and slidably connected to the inner walls of the first circular groove 207 and the second circular groove 208, and the top of the first movable rod 211 and the second movable rod 209 is fixedly connected with the bottom of the turntable body 205. The first circular groove 207, the second circular groove 208, the first movable rod 211 and the second movable rod 209 are arranged to improve the stability of the turntable body 205 during horizontal rotation.

[0032] The method for using the device and the working principle are as follows: in use, the light reflected by the target can be detected by the photoelectric sensor 206 to determine the position of the target, the sensor sends the collected target information to the PLC controller 102, the PLC controller 102 analyzes and processes the information, calculates the angle deviation of the target relative to the current position of the double-shaft rotary table, that is, the approximate angle through which the double-shaft rotary table needs to be rotated, then the PLC controller 102 generates a corresponding control instruction according to the calculated angle deviation and a pre-set control algorithm such as adaptive control, and then controls the operation of the first servo motor 203 or the second servo motor 210 according to the instruction, so that the rotary table body 205 can be rotated, and in the process of rotation, the encoder 202 monitors the actual rotation angle of the rotary table body 205 in real time and feeds back the information to the PLC controller 102, the PLC controller 102 compares the received actual angle information with the target angle and calculates the error therebetween, if the error exceeds the pre-set range, the PLC controller 102 will re-adjust the control instruction according to the size and direction of the error and send it to the corresponding drive motor again, the drive motor further adjusts the angle of the rotary table body 205, until the error between the actual angle and the target angle is within the allowable range, the coarse tracking process is completed, and in the process of adjustment, the vibration generated will be transmitted to the sliding block 113 in sequence from the second rotating seat 106, the connecting plate 107, the first rotating seat 108, the sliding block 113 will slide in the sliding groove 112, and will also slide on the limiting rod 110, the first spring 109 and the second spring 111 are compressed or stretched under stress, the spring will convert the vibration capacity into elastic potential energy and store it, then slowly release it, and through the cooperative work of the damper 103, the third spring 104 and the connecting rod 105, the transmission of vibration to the base 101 can be effectively reduced, and the cooperation of multiple components not only improves the buffering effect, but also more effectively reduces the degree of vibration transmission to the base 101.

[0033] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments without departing from the technical solution of the present application, according to the technical essence of the present application, still belong to the protection scope of the technical solution of the present application.

Claims

1. A two-axis turntable-based coarse tracking angle adjuster, characterized by, Including the whole mechanism (1), the top of the whole mechanism (1) is fixedly connected with equipment assembly (2); The inner wall of the base (101) is provided with a group of sliding grooves (112), the inner wall of the sliding groove (112) is slidably connected with a sliding block (113), the top of the sliding block (113) is provided with a first rotating seat (108), the outer wall of the first rotating seat (108) is slidably connected with a connecting plate (107), the outer wall of the connecting plate (107) is slidably connected with a second rotating seat (106), the inner wall of the base (101) is fixedly connected with a group of limiting rods (110), the outer wall of the limiting rod (110) is sleeved with a first spring (109), and the outer wall of the limiting rod (110) is sleeved with a group of second springs (111).

2. A coarse tracking angle adjuster based on a two-axis turntable according to claim 1, characterized in that: The front surface of the base (101) is fixedly installed with a PLC controller (102), and the outer wall of the limiting rod (110) is fixedly connected with the inner wall of the sliding block (113).

3. A coarse tracking angle adjuster based on a two-axis turntable according to claim 1, characterized in that: One end of the first spring (109) is fixedly connected with the outer wall of the sliding block (113), the other end of the first spring (109) is fixedly connected with the inner wall of the base (101), and the two ends of the second spring (111) are fixedly connected with the outer wall of the sliding block (113).

4. A coarse tracking angle adjuster based on a two-axis turntable according to claim 1, characterized in that: The inner wall of the base (101) is fixedly installed with a damper (103), the outer wall of the damper (103) is sleeved with a third spring (104), and the shaft end of the damper (103) is fixedly connected with a connecting rod (105).

5. A coarse tracking angle adjuster based on a two-axis turntable according to claim 1, characterized in that: The equipment assembly (2) comprises a frame (201), a first servo motor (203) is fixedly installed on one side of the outer wall of the frame (201), a connecting plate (204) is rotatably connected to the inner wall of the frame (201), the bottom of the frame (201) is fixedly connected with the top of the connecting rod (105) and the second rotating seat (106), and the output end of the first servo motor (203) is fixedly connected with the outer wall of the connecting plate (204).

6. A coarse tracking angle adjuster based on a two-axis turntable according to claim 5, characterized in that: The outer wall of the connecting plate (204) is fixedly installed with a second servo motor (210), the output end of the second servo motor (210) is fixedly connected with a turntable body (205), and the outer walls of the first servo motor (203) and the second servo motor (210) are fixedly installed with a group of encoders (202).

7. A coarse tracking angle adjuster based on a two-axis turntable according to claim 6, characterized in that: A group of photoelectric sensors (206) are fixedly installed on the top of the turntable body (205), a first circular groove (207) and a second circular groove (208) are respectively formed in the inner wall of the connecting plate (204), a first movable rod (211) and a second movable rod (209) are respectively slidably connected to the inner walls of the first circular groove (207) and the second circular groove (208), and the top of the first movable rod (211) and the second movable rod (209) is fixedly connected with the bottom of the turntable body (205).

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