High-precision multidirectional adjusting mechanism

Abstract

The utility model discloses a high precision multidirectional adjusting mechanism, including the lengthways moving mechanism, rotating mechanism, pitching mechanism and traversing mechanism, the lengthways moving mechanism includes support frame and lengthways moving lead screw, the support frame is set to be L-shaped structure, lengthways moving lead screw is installed in the vertical direction of support frame, one end of lengthways moving lead screw is provided with a lengthways moving rotating handle, and the other end of lengthways moving lead screw is provided with a horizontal moving rotating handle. The pitching mechanism comprises a pitching frame, a pitching lead screw, a pitching supporting frame, a pitching supporting platform and a pitching center shaft, the pitching frame is connected with a sliding block on the longitudinal moving lead screw, the pitching lead screw is arranged on the pitching frame, the pitching center shaft is installed on the pitching supporting frame, and the pitching supporting platform is rotationally connected with the pitching center shaft; one end of the pitching support frame is connected with a sliding block on the pitching lead screw, and the other end is connected with the pitching support platform; the structure integrates the five functions of longitudinal movement adjustment, transverse movement adjustment, pitching angle adjustment, side rolling angle adjustment and rotation angle adjustment, the structural design is compact, torsion and torque are transmitted through the lead screw, and the driving force is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of orientation adjustment, in particular to a high-precision multi-orientation adjustment mechanism. BACKGROUND

[0002] At present, manpower is used for lifting and installing in the replacement and maintenance of small multi-mode radars and photoelectric rotating towers of the airplane, the small multi-mode radars and photoelectric rotating towers weigh about 50kg, the installation space is narrow and limited, the installation precision is high, many people are difficult to lift and install, multi-orientation coordination and adjustment installation are needed, the labor intensity is large, and there is a falling risk.

[0003] Because the equipment is installed away from the ground bottom, the installation height is required to be not greater than 140mm, in the limited height space, five functions of longitudinal adjustment, lateral adjustment, pitch angle adjustment, roll angle adjustment and rotation angle adjustment need to be collected in the range of not greater than 140mm, the company's previous application Chinese patent application No.202220897112.1 discloses a large bearing bottom height angle adjustment mechanism, the mechanism realizes lifting by adopting a eight-shaped support structure driven by a lead screw, can solve the adjustment of the lateral angle, and is used for the replacement and maintenance of small multi-mode radars and photoelectric rotating towers in cooperation with the lifting structure, but cannot realize multi-angle adjustment, the existing structure design cannot meet the demand at present, so a high-precision multi-orientation adjustment mechanism is proposed. CONTENT OF THE UTILITY MODEL

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide a high-precision multi-orientation adjustment mechanism, the structure collects five functions of longitudinal adjustment, lateral adjustment, pitch angle adjustment, roll angle adjustment and rotation angle adjustment, and is compact in structure design, adopts a lead screw to transmit torque and moment, and the driving force is small, the lead screw is rotated to drive the movement of the sliding block or the structure, the adjustment precision is high, the controllability is strong, any position can be stopped and kept, and the problems in the background art can be effectively solved.

[0005] To achieve the above object, the utility model provides the following technical scheme: A kind of high-precision multidirectional adjusting mechanism, including longitudinal moving mechanism, rotating mechanism, pitch mechanism and horizontal moving mechanism, longitudinal moving mechanism includes support frame and longitudinal moving lead screw, support frame is set to L-shaped structure, longitudinal moving lead screw is installed in the vertical direction of support frame, longitudinal moving lead screw is provided with longitudinal moving rotating handle at one end, pitch mechanism includes pitch frame, pitch lead screw, pitch support frame, pitch support platform and pitch central shaft, pitch frame is connected with the slider on longitudinal moving lead screw, pitch lead screw is set on pitch frame, pitch central shaft is installed on pitch support frame, pitch support platform is rotatably connected with pitch central shaft, one end of pitch support frame is connected the slider on pitch lead screw, the other end is connected pitch support platform, horizontal moving mechanism includes horizontal moving frame and horizontal moving lead screw, horizontal moving frame is set on pitch support platform, horizontal moving lead screw is installed to horizontal moving frame, rotating mechanism is slidably connected with horizontal moving frame, and the slider of horizontal moving lead screw is connected with rotating mechanism.

[0006] Further, rotating mechanism adopts crossed roller bearing as rotating support structure, the top surface of rotating support structure is rotary support platform, and rotating handle is arranged on the rotating support structure.

[0007] Further, it further includes side roll structure, the side roll structure is arranged on the rotating mechanism, the side roll structure includes lower layer support platform and upper layer support platform, the lower layer support platform is arranged on the rotary support platform, and side roll lead screws are arranged on the two sides of the lower layer support platform, the side roll lead screws are positive and negative lead screws, and eight-shaped support structure is arranged between the slider of the side roll lead screw and the upper layer support platform.

[0008] Further, the horizontal moving frame is provided with a worm, the worm is connected with the worm gear of the horizontal moving lead screw, and the horizontal moving rotating head is arranged at one end of the worm.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] The structure combines longitudinal adjustment, horizontal adjustment, pitch angle adjustment, side roll angle adjustment and rotation angle adjustment, and has compact structure design, adopts lead screw to transmit torque and moment, and driving force is small;The sliding block or structure is driven to move by lead screw rotation, so that the adjusting precision is high, controllability is strong, and any position can be stopped and kept.

[0011] 2, the side roll structure of the adjusting mechanism is a single independent functional individual, five kinds of adjusting structures are combined in order to form a functional performance whole that meets the demand, and the structure is convenient to process, assemble and maintain, and each part can be disassembled independently. DRAWINGS

[0012] Figure 1 It is the initial state isometric view of the utility model;

[0013] Figure 2 is a schematic view of the structure in the initial state from the front view of the utility model;

[0014] Figure 3 is a schematic view of the structure in the initial state from the top view of the utility model;

[0015] Figure 4 is a schematic view of the structure in the initial state from the cross section view of the utility model;

[0016] Figure 5 is an axonometric view of the utility model in the use state.

[0017] In the figure: 1 side roll structure, 2 rotating handle, 3 longitudinal moving rotating handle, 4 support rack, 5 longitudinal moving screw, 6 pitching frame, 7 transverse moving frame, 8 rotating mechanism, 9 lower layer support platform, 10 upper layer support platform, 11 transverse moving rotating head, 12 transverse moving screw, 13 worm wheel, 14 pitching handle, 15 pitching central shaft, 16 pitching support frame, 17 transverse moving table, 18 rotary support table top, 19 worm, 20 pitching screw, 21 eight-character support structure, 22 side roll screw, 23 pitching support platform. DETAILED DESCRIPTION

[0018] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0019] Please refer to Figures 1-5The utility model provides a technical scheme: a kind of high-precision multidirectional adjusting mechanism, including longitudinal moving mechanism, rotating mechanism 8, pitch mechanism and horizontal moving mechanism, longitudinal moving mechanism includes support frame 4 and longitudinal moving lead screw 5, support frame 4 is set to L-shaped structure, longitudinal moving lead screw 5 is installed in the vertical direction of support frame 4, longitudinal moving lead screw 5 is provided with longitudinal moving rotating handle 3 in one end, pitch mechanism includes pitch frame 6, pitch lead screw 20, pitch support frame 16, pitch support platform 23 and pitch central shaft 15, pitch frame 6 is connected on the slider of longitudinal moving lead screw 5, longitudinal moving rotating handle 3 is driven to rotate longitudinal moving lead screw 5, longitudinal moving lead screw 5 drives pitch frame 6 to realize longitudinal moving, pitch lead screw 20 is arranged on pitch frame 6, pitch central shaft 15 is installed on pitch support frame 16, pitch support platform 23 is rotationally connected with pitch central shaft 15, one end of pitch support frame 16 is connected the slider on pitch lead screw 20, the other end is connected pitch support platform 23, under the driving action of pitch lead screw 20, slider moves left and right, pitch support platform 23 cooperates with the inclined surface of pitch support frame 16, so as to drive pitch support frame 16 to raise or lower;When pitching, with the raising or lowering of pitch support frame 16, pitch support platform 23 rotates around pitch central shaft 15, and forms an angle with horizontal plane, to play the function of angle adjustment, horizontal moving mechanism includes horizontal moving frame 7 and horizontal moving lead screw 12, horizontal moving frame 7 is set on pitch support platform 23, horizontal moving lead screw 12 is installed to horizontal moving frame 7, rotating mechanism 8 is slidably connected with horizontal moving frame 7, and the slider of horizontal moving lead screw 12 is connected with rotating mechanism 8.

[0020] Rotating mechanism 8 adopts cross roller bearing as rotating support structure, the top surface of rotating support structure is rotary support platform 18, rotating handle 2 is arranged on rotating support structure, 360 ° rotation is completed by manually rotating rotating handle 2, 360 ° rotation locking head screw is connected by rotating handle 2, 360 ° rotation is locked, and arbitrary position brake locking function is had, locking mechanism is installed on horizontal moving mechanism, locking mechanism adopts V-shaped design, brake disc is installed on side rolling structure 1, when rotating, angle adjustment is carried out by manually rotating side rolling structure 1 or the workpiece installed on side rolling structure 1, after angle adjustment is in place, rotating locking head screw in locking mechanism is connected by handle, with rotation, screw extends or retracts, V-shaped structure is tightly held brake disc or separates brake disc, to play brake or release function, the structure installs equipment plane, the height from ground is 133 mm, actual control structure height is 123 mm, the collection of multidirectional function in limited height range is completed.

[0021] The side roll structure 1 is arranged on the rotating mechanism 8, the side roll structure 1 comprises a lower support platform 9 and an upper support platform 10, the lower support platform 9 is arranged on the rotary support table top 18, both sides of the lower support platform 9 are respectively provided with side roll lead screws 22, one end of the side roll lead screws 22 is provided with a side roll rotating handle, the side roll lead screws 22 are positive and negative lead screws, a slider of the side roll lead screws 22 is arranged with a splayed support structure 21 between the upper support platform 10, the splayed support structure 21 is prior art, the slider of the side roll lead screws 22 is fixed on a slide rail of the lower support platform 9, positive and negative threads are designed on the two sliders, the lower end of the splayed support structure 21 is connected with the two sliders respectively, under the driving of the positive and negative lead screws, the lower end of the splayed support structure is away from or close to, and drives the upper support platform 10 to lower or raise; cross shafts are designed on the upper and lower ends of the splayed support structure 21, the cross shafts can rotate in two directions, when the angle is adjusted, one end of the splayed support structure is locked by selecting a lead screw, namely, the lower support platform 9 and the upper support platform 10 are locked closely, then the side roll lead screw 22 at the other end is rotated, the splayed support structure 21 is adjusted to be away from or close to, and drives the upper support platform 10 to lower or raise, so that the angle adjustment effect is achieved; the principle of angle adjustment on the other side is same as the above operation.

[0022] The worm 19 is arranged on the transverse moving frame 7, the worm 19 is connected with the worm gear 13 of the transverse moving lead screw 12, one end of the worm 19 is provided with the transverse moving rotating head 11, by rotating the worm 19, the worm 19 drives the transverse moving lead screw 12 to rotate through the worm gear 13, the transverse moving lead screw 12 drives the rotating mechanism 8 to move, so that the horizontal movement is realized.

[0023] The basic principle, main features and advantages of the utility model are shown and described above, under the premise of not departing from the utility model spirit and range, the utility model has various changes and improvements, and these changes and improvements all fall into the range of the utility model claimed.

Claims

1. A high-precision multi-azimuth adjustment mechanism comprising a longitudinal displacement mechanism, a rotation mechanism (8), a tilt mechanism and a transverse displacement mechanism, characterized in that: The longitudinal moving mechanism comprises a support frame (4) and a longitudinal moving screw (5), the support frame (4) is arranged in an L-shaped structure, the longitudinal moving screw (5) is installed in the vertical direction of the support frame (4), and one end of the longitudinal moving screw (5) is provided with a longitudinal moving rotating handle (3); the pitching mechanism comprises a pitching frame (6), a pitching screw (20), a pitching support frame (16), a pitching support platform (23) and a pitching central shaft (15), the pitching frame (6) is connected with a sliding block on the longitudinal moving screw (5), the pitching screw (20) is arranged on the pitching frame (6), the pitching central shaft (15) is installed on the pitching support frame (16), the pitching support platform (23) is rotationally connected with the pitching central shaft (15), one end of the pitching support frame (16) is connected with a sliding block on the pitching screw (20), and the other end of the pitching support frame (16) is connected with the pitching support platform (23); the transverse moving mechanism comprises a transverse moving frame (7) and a transverse moving screw (12), the transverse moving frame (7) is arranged on the pitching support platform (23), and the transverse moving screw (12) is installed on the transverse moving frame (7); the rotating mechanism (8) is slidably connected with the transverse moving frame (7), and a sliding block of the transverse moving screw (12) is connected with the rotating mechanism (8).

2. A high precision multi-axial adjustment mechanism according to claim 1, characterized in that: The rotating mechanism (8) adopts a cross roller bearing as a rotating support structure, a top surface of the rotating support structure is a rotary support table surface (18), and the rotating support structure is provided with a rotating handle (2).

3. A high precision multi-directional adjustment mechanism according to claim 1, wherein: The side rolling structure (1) is arranged on the rotating mechanism (8), the side rolling structure (1) comprises a lower layer support platform (9) and an upper layer support platform (10), the lower layer support platform (9) is arranged on the rotary support table surface (18), and the two sides of the lower layer support platform (9) are respectively provided with side rolling screws (22), the side rolling screws (22) are positive and negative screws, and an eight-shaped support structure (21) is arranged between sliding blocks of the side rolling screws (22) and the upper layer support platform (10).

4. A high precision multi-directional adjustment mechanism according to claim 1, wherein: The transverse moving frame (7) is provided with a worm (19), the worm (19) is connected with a worm wheel (13) of the transverse moving screw (12), and one end of the worm (19) is provided with a transverse moving rotating head (11).

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