Swing table calibration device

Abstract

The utility model discloses a swing table calibration device which comprises an adjusting mechanism and a driving motor installed on the right side of the top face of the adjusting mechanism. A clamping mechanism and an electric telescopic rod mounted in the clamping mechanism are arranged in the adjusting mechanism; the adjusting mechanism comprises a base, a swing table body is rotationally connected to the center position of the top of the base, and telescopic cylinders are fixedly connected to the left side and the right side, close to the swing table body, of the base; the output end of the telescopic cylinder is fixedly connected with a top plate, one side of the bottom of the top plate is fixedly connected with a first support, and one side of the first support is fixedly connected with a driving motor. The output end of the driving motor penetrates through the first support and is fixedly connected with a first threaded rod, the dial indicator can be moved to any position on the surface of the swing table body through the adjusting mechanism, and whether adjustment of the swing table body is qualified or not can be judged by observing changes of scales of the dial indicator.

Description

Technical Field

[0001] The utility model relates to the technical field of swing tables, in particular to a swing table calibration device. Background Art

[0002] The electric six-degree-of-freedom swing table is a parallel motion mechanism driven by six electric cylinders. The upper platform can realize six degrees of freedom of translation and rotation along the three coordinate axes of X, Y, and Z. It can simulate the motion posture of vehicles, ships, aircraft and other carriers. This electric six-degree-of-freedom swing table has the advantages of small size, high control accuracy, simple operation and high reliability. It can be used in experimental research on optoelectronic fire control and navigation guidance devices, vehicle driving training and dynamic games.

[0003] Publication No. CN206140495U discloses a swing table, in which all components are mature products, which improves interchangeability and versatility; modular design and building block structure are adopted, which is easy to disassemble and assemble; the swing table has stable performance, good working stability, simple maintenance and low cost, but the patent still has the following problems in actual use:

[0004] Although the rocking table adopts mature products to improve interchangeability and versatility, the accuracy of the adjusted rocking table cannot be tested, which is prone to errors.

[0005] A rocking table calibration device is proposed to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a calibrating device for a rocking table, so as to solve the problem that the mature products currently used in the above-mentioned background technology have improved interchangeability and versatility, but the accuracy of the adjusted rocking table cannot be tested, which is prone to errors.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rocking table calibration device, comprising an adjustment mechanism, and a driving motor installed on the right side of the top surface of the adjustment mechanism;

[0008] The adjusting mechanism is provided with a clamping mechanism inside, and an electric telescopic rod installed inside the clamping mechanism;

[0009] Also includes:

[0010] The adjustment mechanism comprises a base, the center position of the top of the base is rotatably connected to the swing platform body, and the left and right sides of the base close to the swing platform body are fixedly connected to telescopic cylinders;

[0011] The output end of the telescopic cylinder is fixedly connected to a top plate, one side of the bottom of the top plate is fixedly connected to a first bracket, and one side of the first bracket is fixedly connected to a driving motor;

[0012] The output end of the driving motor passes through the first bracket and is fixedly connected to the first threaded rod. One end of the first threaded rod away from the driving motor is rotatably connected to the second bracket. One end of the second bracket is fixedly connected to the top plate.

[0013] Preferably, the outer side of the first threaded rod is threadedly connected to a first threaded sleeve, one end of the first threaded sleeve is fixedly connected to a first sleeve, the inside of the first sleeve is slidably connected to a first guide rod, one end of the first guide rod is fixedly connected to a first bracket, and the other end of the first guide rod is fixedly connected to a second bracket.

[0014] Preferably, the other end of the first threaded sleeve is fixedly connected to a first limiting rod, the interior of the first limiting rod is slidably connected to a sliding column, one end of the sliding column is fixedly connected to a fixing block, and the interior of the fixing block is slidably connected to a second limiting rod.

[0015] Preferably, one end of the second limiting rod is fixedly connected to a second threaded sleeve, one end of the second threaded sleeve is fixedly connected to a second sleeve, the interior of the second sleeve is slidably connected to a second guide rod, one end of the second guide rod is fixedly connected to the first bracket, the other end of the second guide rod is fixedly connected to a third bracket, and the bottom of the third bracket is fixedly connected to the top plate.

[0016] Preferably, the internal thread of the second threaded sleeve is connected to a second threaded rod, one end of the second threaded rod is rotatably connected to the third bracket, the other end of the second threaded rod passes through the first bracket and is fixedly connected to the first bevel gear, one side of the first bevel gear is meshingly connected to the second bevel gear, the center position inside the second bevel gear is fixedly connected to the first threaded rod, a limiting groove is provided at one end of the second threaded rod close to the first bevel gear, a steel ball is rotatably connected inside the limiting groove, a groove is provided on one side of the first bracket close to the steel ball, a spring is fixedly connected inside the groove, and one end of the spring is fixedly connected to the steel ball.

[0017] Preferably, the clamping mechanism includes a fixed column, a top end of the fixed column is fixedly connected to the sliding column, one side of the fixed column is fixedly connected to the electric telescopic rod, the fixed column is fixedly connected to support rods on both the upper and lower sides close to the electric telescopic rod, one end of the two support rods away from the fixed column is fixedly connected to a first connecting plate, the output end of the electric telescopic rod is fixedly connected to a first connecting rod, and one end of the first connecting rod away from the electric telescopic rod passes through the first connecting plate and is fixedly connected to the second connecting plate.

[0018] Preferably, the upper and lower ends of the second connecting plate are rotatably connected to the second connecting rods, the ends of the two second connecting rods away from the second connecting plate are rotatably connected to the third connecting rods, one end of the two third connecting rods is rotatably connected to the first connecting plate, the other end of the third connecting rod is fixedly connected to a rubber block, and one side of the two rubber blocks is fitted with a dial indicator.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the swing table calibration device can move the dial indicator to any position on the surface of the swing table body by using the adjustment mechanism, and can judge whether the swing table body is adjusted properly by observing the change of the dial indicator scale. The specific contents are as follows:

[0020] 1. By setting an adjustment mechanism, the dial indicator can be moved to any position on the surface of the swing table body, and the first threaded rod is driven to rotate by a driving motor, and the thread action between the first threaded rod and the first threaded sleeve is utilized, and the first guide rod has a limiting effect on the first threaded sleeve, thereby driving the dial indicator to move forward and backward, and the meshing action between the second bevel gear and the first bevel gear is utilized to drive the second threaded rod to rotate, and the thread action between the second threaded rod and the second threaded sleeve is utilized, and the second guide rod has a limiting effect on the second threaded sleeve, thereby driving the dial indicator to move left and right, and the cooperation between the steel ball and the limiting groove can control whether the second threaded rod rotates together with the second bevel gear;

[0021] 2. By setting up a clamping mechanism, the dial indicator can be quickly positioned. The electric telescopic rod drives the first connecting rod to move left and right, thereby driving the second connecting plate to move left and right. The first connecting plate uses the limiting effect of the third connecting rod to make the second connecting rod drive the third connecting rod to rotate around the first connecting plate, so that the position of the dial indicator can be fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the top plate structure of the utility model when viewed from above;

[0024] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure at 2 locations;

[0026] Figure 5 This is a schematic diagram of the top view of the clamping mechanism of the utility model;

[0027] Figure 6 It is a schematic diagram of the structure of the rubber block of the utility model in an expanded state.

[0028] In the figure: 1, adjustment mechanism; 101, base; 102, swing table body; 103, telescopic cylinder; 104, top plate; 105, first bracket; 106, drive motor; 107, first threaded rod; 108, second bracket; 109, first threaded sleeve; 110, first sleeve; 111, first guide rod; 112, first limit rod; 113, slide column; 114, fixed block; 115, second limit rod; 116, second threaded sleeve; 117, second sleeve; 118, second Guide rod; 119, third bracket; 120, second threaded rod; 121, first bevel gear; 122, second bevel gear; 123, limit groove; 124, steel ball; 125, groove; 126, spring; 2, clamping mechanism; 201, fixed column; 202, electric telescopic rod; 203, support rod; 204, first connecting plate; 205, first connecting rod; 206, second connecting plate; 207, second connecting rod; 208, third connecting rod; 209, rubber block; 210, dial indicator. DETAILED DESCRIPTION

[0029] 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 implementation regulations described 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: a swing table calibration device, comprising an adjustment mechanism 1, and a driving motor 106 installed on the right side of the top surface of the adjustment mechanism 1; a clamping mechanism 2 and an electric telescopic rod 202 installed inside the clamping mechanism 2 are arranged inside the adjustment mechanism 1; the adjustment mechanism 1 comprises a base 101, a swing table body 102 is rotatably connected to the center position of the top of the base 101, and telescopic cylinders 103 are fixedly connected to the left and right sides of the base 101 close to the swing table body 102, and the telescopic cylinders 103 are used to change the height of the top plate 104;

[0031] The output end of the telescopic cylinder 103 is fixedly connected to the top plate 104, and one side of the bottom of the top plate 104 is fixedly connected to the first bracket 105, and one side of the first bracket 105 is fixedly connected to the driving motor 106; the output end of the driving motor 106 passes through the first bracket 105 and is fixedly connected to the first threaded rod 107, and one end of the first threaded rod 107 away from the driving motor 106 is rotatably connected to the second bracket 108, and one end of the second bracket 108 is fixedly connected to the top plate 104, and the first threaded rod 107 is driven to rotate by the driving motor 106;

[0032] The outer side of the first threaded rod 107 is threadedly connected with the first threaded sleeve 109, one end of the first threaded sleeve 109 is fixedly connected with the first sleeve 110, the first sleeve 110 is slidably connected with the first guide rod 111 inside, one end of the first guide rod 111 is fixedly connected with the first bracket 105, and the other end of the first guide rod 111 is fixedly connected with the second bracket 108, and the dial indicator 210 is driven to move forward and backward by the thread action between the first threaded rod 107 and the first threaded sleeve 109 and the limiting effect of the first guide rod 111 on the first threaded sleeve 109;

[0033] The other end of the first threaded sleeve 109 is fixedly connected to a first limiting rod 112, a sliding column 113 is slidably connected inside the first limiting rod 112, one end of the sliding column 113 is fixedly connected to a fixing block 114, and a second limiting rod 115 is slidably connected inside the fixing block 114, and the first limiting rod 112 and the second limiting rod 115 can be connected through the sliding column 113;

[0034] One end of the second limiting rod 115 is fixedly connected to the second threaded sleeve 116, one end of the second threaded sleeve 116 is fixedly connected to the second sleeve 117, the second sleeve 117 is slidably connected to the second guide rod 118, one end of the second guide rod 118 is fixedly connected to the first bracket 105, the other end of the second guide rod 118 is fixedly connected to the third bracket 119, the bottom of the third bracket 119 is fixedly connected to the top plate 104, the thread action between the second threaded rod 120 and the second threaded sleeve 116, and the second guide rod 118 limits the second threaded sleeve 116, thereby driving the dial indicator 210 to move left and right;

[0035] The second threaded sleeve 116 is internally threadedly connected with a second threaded rod 120, one end of the second threaded rod 120 is rotatably connected to the third bracket 119, the other end of the second threaded rod 120 passes through the first bracket 105 and is fixedly connected to a first bevel gear 121, one side of the first bevel gear 121 is meshedly connected with a second bevel gear 122, the center position inside the second bevel gear 122 is fixedly connected to the first threaded rod 107, a limiting groove 123 is provided at one end of the second threaded rod 120 close to the first bevel gear 121, a steel ball 124 is rotatably connected inside the limiting groove 123, a groove 125 is provided on one side of the first bracket 105 close to the steel ball 124, a spring 126 is fixedly connected inside the groove 125, one end of the spring 126 is fixedly connected to the steel ball 124, and the cooperation between the steel ball 124 and the limiting groove 123 can control whether the second threaded rod 120 rotates together with the second bevel gear 122;

[0036] The clamping mechanism 2 includes a fixed column 201, the top of which is fixedly connected to the sliding column 113, one side of the fixed column 201 is fixedly connected to the electric telescopic rod 202, the upper and lower sides of the fixed column 201 close to the electric telescopic rod 202 are fixedly connected to support rods 203, one end of the two support rods 203 away from the fixed column 201 is fixedly connected to a first connecting plate 204, the output end of the electric telescopic rod 202 is fixedly connected to a first connecting rod 205, one end of the first connecting rod 205 away from the electric telescopic rod 202 passes through the first connecting plate 204 and is fixedly connected to a second connecting plate 206, and the electric telescopic rod 202 is provided to drive the first connecting rod 205 to move;

[0037] The upper and lower ends of the second connecting plate 206 are rotatably connected to the second connecting rod 207, and the ends of the two second connecting rods 207 away from the second connecting plate 206 are rotatably connected to the third connecting rod 208. One end of the two third connecting rods 208 is rotatably connected to the first connecting plate 204, and the other end of the third connecting rod 208 is fixedly connected to a rubber block 209. One side of the two rubber blocks 209 is fitted with a dial indicator 210. By providing the rubber block 209, the friction force thereof can be increased while the dial indicator 210 can be protected.

[0038] Working principle: Before using this kind of swing table calibration device, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 6 As shown, firstly, the dial indicator 210 is placed between the two rubber blocks 209, and then the electric telescopic rod 202 is started, and the first connecting rod 205 is driven to move rightward by the electric telescopic rod 202, thereby driving the second connecting plate 206 to move rightward, and at the same time, the first connecting plate 204 is used to limit the third connecting rod 208, so that the second connecting rod 207 drives the third connecting rod 208 to rotate around the first connecting plate 204, so that the position of the dial indicator 210 can be fixed;

[0039] Secondly, when it is necessary to calibrate the position of the swing platform body 102, the first threaded rod 107 is driven to rotate by the driving motor 106, and the thread action between the first threaded rod 107 and the first threaded sleeve 109 is utilized, and the limiting effect of the first guide rod 111 on the first threaded sleeve 109 is utilized to drive the dial indicator 210 to move forward and backward, and the meshing effect between the second bevel gear 122 and the first bevel gear 121 is utilized to drive the second threaded rod 120 to rotate, and the thread action between the second threaded rod 120 and the second threaded sleeve 116 is utilized, and the limiting effect of the second guide rod 118 on the second threaded sleeve 116 is utilized to drive the dial indicator 210 to move left and right, and by observing the changes in the dial scale of the dial indicator 210, it is possible to check whether the swing platform body 102 is adjusted correctly.

[0040] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A rocking table calibration device, comprising an adjustment mechanism (1), and a drive motor (106) mounted on the right side of the top surface of the adjustment mechanism (1); The adjusting mechanism (1) is provided with a clamping mechanism (2) and an electric telescopic rod (202) installed inside the clamping mechanism (2); It is characterized in that Also includes: The adjusting mechanism (1) comprises a base (101), the center position of the top of the base (101) is rotatably connected to a rocking platform body (102), and the left and right sides of the base (101) close to the rocking platform body (102) are fixedly connected to telescopic cylinders (103); The output end of the telescopic cylinder (103) is fixedly connected to a top plate (104), one side of the bottom of the top plate (104) is fixedly connected to a first bracket (105), and one side of the first bracket (105) is fixedly connected to a driving motor (106); The output end of the driving motor (106) passes through the first bracket (105) and is fixedly connected to the first threaded rod (107); one end of the first threaded rod (107) away from the driving motor (106) is rotatably connected to the second bracket (108); one end of the second bracket (108) is fixedly connected to the top plate (104).

2. A rocking table calibration device according to claim 1, characterized in that: The outer side of the first threaded rod (107) is threadedly connected to a first threaded sleeve (109), one end of the first threaded sleeve (109) is fixedly connected to a first sleeve (110), the interior of the first sleeve (110) is slidably connected to a first guide rod (111), one end of the first guide rod (111) is fixedly connected to the first bracket (105), and the other end of the first guide rod (111) is fixedly connected to the second bracket (108).

3. A rocking table calibration device according to claim 2, characterized in that: The other end of the first threaded sleeve (109) is fixedly connected to a first limiting rod (112), the interior of the first limiting rod (112) is slidably connected to a sliding column (113), one end of the sliding column (113) is fixedly connected to a fixing block (114), and the interior of the fixing block (114) is slidably connected to a second limiting rod (115).

4. A rocking table calibration device according to claim 3, characterized in that: One end of the second limiting rod (115) is fixedly connected to a second threaded sleeve (116), one end of the second threaded sleeve (116) is fixedly connected to a second sleeve (117), the interior of the second sleeve (117) is slidably connected to a second guide rod (118), one end of the second guide rod (118) is fixedly connected to the first bracket (105), the other end of the second guide rod (118) is fixedly connected to a third bracket (119), and the bottom of the third bracket (119) is fixedly connected to the top plate (104).

5. A rocking table calibration device according to claim 4, characterized in that: The second threaded sleeve (116) is internally threadedly connected to a second threaded rod (120), one end of the second threaded rod (120) is rotatably connected to the third bracket (119), the other end of the second threaded rod (120) passes through the first bracket (105) and is fixedly connected to a first bevel gear (121), one side of the first bevel gear (121) is meshedly connected to a second bevel gear (122), the center position inside the second bevel gear (122) is fixedly connected to the first threaded rod (107), a limiting groove (123) is provided at one end of the second threaded rod (120) close to the first bevel gear (121), a steel ball (124) is rotatably connected inside the limiting groove (123), a groove (125) is provided on one side of the first bracket (105) close to the steel ball (124), a spring (126) is fixedly connected inside the groove (125), one end of the spring (126) is fixedly connected to the steel ball (124).

6. A rocking table calibration device according to claim 1, characterized in that: The clamping mechanism (2) comprises a fixed column (201), the top end of the fixed column (201) is fixedly connected to the sliding column (113), one side of the fixed column (201) is fixedly connected to the electric telescopic rod (202), the upper and lower sides of the fixed column (201) close to the electric telescopic rod (202) are fixedly connected to support rods (203), one end of the two support rods (203) away from the fixed column (201) is fixedly connected to a first connecting plate (204), the output end of the electric telescopic rod (202) is fixedly connected to a first connecting rod (205), and one end of the first connecting rod (205) away from the electric telescopic rod (202) passes through the first connecting plate (204) and is fixedly connected to a second connecting plate (206).

7. A rocking table calibration device according to claim 6, characterized in that: The upper and lower ends of the second connecting plate (206) are both rotatably connected to the second connecting rods (207); one end of the two second connecting rods (207) away from the second connecting plate (206) is rotatably connected to the third connecting rods (208); one end of the two third connecting rods (208) is rotatably connected to the first connecting plate (204); the other end of the third connecting rod (208) is fixedly connected to a rubber block (209); and one side of the two rubber blocks (209) is fittedly connected to a dial indicator (210).

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