CN217096613U

CN217096613U - Two-axis turntable with accurate positioning device

Info

Publication number: CN217096613U
Application number: CN202220845164.4U
Authority: CN
Inventors: 王璞; 吴江潮
Original assignee: Chengdu Borui Precision Photoelectric Instrument Manufacturing Co ltd
Current assignee: Chengdu Borui Precision Photoelectric Instrument Manufacturing Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-08-02
Anticipated expiration: 2032-04-12

Abstract

The utility model relates to the technical field of rotary tables, and discloses a two-axis rotary table with an accurate positioning device, which comprises a support plate, wherein the top surface of the support plate is fixedly connected with a fixed frame, the upper part of the fixed frame is rotatably connected with a rotary plate, one end of the rotary plate is fixedly connected with a motor I, the center of the rotary plate is rotatably connected with a rotary pipe, the rotary pipe is connected with a worm through a worm gear, one end of the worm is fixedly connected with a motor II, the upper part of the rotary pipe is fixedly connected with a fixed plate, the bottom end of the rotary pipe is fixedly connected with a motor III, the motor III is connected with a rotary shaft, the rotary shaft is connected with four slave bevel gears through a master bevel gear, the center of the slave bevel gears is fixedly connected with a screw rod I, the screw rod I is connected with a positioning block through a movable block, the bottom surface of the support plate is fixedly connected with a three screw rod II, the outer wall of the screw rod II is connected with a rotary column, the lower part of the rotary column is rotatably connected with a bottom mounting plate, the structure can be used for quickly and accurately positioning and fixing materials through the cooperation of the screw rod of the motor III, and the levelness of the equipment can be conveniently adjusted.

Description

Two-axis turntable with accurate positioning device

Technical Field

The utility model belongs to the technical field of the revolving stage, specifically be a two revolving stages with accurate positioning device.

Background

A turntable is a kind of table that can be rotated to any position and fixed in that position. Turntables are applied in different industries and fields, where the industry is more used and can be classified according to structural classification into: two-axis revolving stage, triaxial revolving stage, four-axis revolving stage etc. can freely select according to the user demand.

The two-axis revolving stage of current when the in-service use, lack the location to the raw materials, lead to later stage processing offset inaccurate, need recalibrate, very troublesome, in order to solve the problem that the aforesaid provided, provides a two-axis revolving stage with accurate positioning device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, a two-axis turntable with a precise positioning device is provided.

The utility model adopts the technical scheme as follows: a two-axis turntable with an accurate positioning device comprises a supporting plate, wherein a fixed frame is fixedly connected to the top surface of the supporting plate, a rotating plate is rotatably connected to the upper portion of the fixed frame, a first motor is fixedly connected to one end of the rotating plate, the first motor is fixedly connected to the fixed frame, a rotating pipe is rotatably connected to the center of the rotating plate, a worm wheel is fixedly connected to the outer wall of the lower portion of the rotating pipe, a worm is meshed with the worm wheel, a second motor is fixedly connected to one end of the worm, the second motor is fixedly connected to the bottom surface of the rotating plate, a fixed disc is fixedly connected to the upper portion of the rotating pipe, a third motor is fixedly connected to the bottom end of the rotating pipe, the third motor is connected with a rotating shaft through a power output shaft, the top end of the rotating shaft is rotatably connected to the top of an inner cavity of the fixed disc, and the bottom end of the rotating shaft is rotatably connected to the bottom of the inner cavity of the rotating pipe, the outer wall of the upper portion of the rotating shaft is fixedly connected with a main bevel gear, driven bevel gears are meshed in the four right directions of the main bevel gear, a first screw rod is fixedly connected to the center of each driven bevel gear, a moving block is connected to the outer wall of each first screw rod in a threaded mode, and a positioning block is fixedly connected to the top face of each moving block.

In a preferred embodiment, the inside fixedly connected with four risers of fixed disk, screw rod one rotate connect in on the riser, just the one end of screw rod one rotates connect in on the inner wall of fixed disk.

In a preferred embodiment, the external threads of the outer walls of two symmetrical screw rods in four screw rods are opposite in direction.

In a preferred embodiment, the fixed disc is provided with a movable groove at each of four right sides of the top surface, and the positioning block penetrates through the movable groove.

In a preferred embodiment, the bottom surface of the support plate is fixedly connected with three second screws, the outer walls of the second screws are in threaded connection with rotating columns, and the lower parts of the rotating columns are rotatably connected with a bottom mounting plate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, this structure passes through three drive pivots of starter motor and rotates, and the pivot drives the rotation of main bevel gear, and main bevel gear rotates through driving four screw rods one from bevel gear, and then drives four movable blocks and remove in the looks simultaneously, and then fixes a position fixedly fast to the raw materials, guarantees later stage use accuracy.

2. The utility model discloses in, through the rotating rotary column, the internal thread that the rotary column utilized the inner chamber drives the screw rod and reciprocates to finely tune the backup pad height, and then conveniently carry out quick leveling to whole revolving stage, guarantee later stage equipment use precision, and easy operation is convenient.

Drawings

FIG. 1 is a schematic diagram of the front view structure of the present invention;

FIG. 2 is a schematic diagram of the front view of the internal structure of the present invention;

fig. 3 is a schematic diagram of a top view structure of the present invention.

The labels in the figure are: the device comprises a support plate 1, a fixing frame 2, a rotating plate 3, a motor I4, a rotating pipe 5, a worm wheel 6, a worm 7, a motor II 8, a fixed disk 9, a motor III 10, a rotating shaft 11, a main bevel gear 12, a driven bevel gear 13, a screw I14, a screw II 15, a moving block 16, a positioning block 17, a vertical plate 17, a movable groove 18, a guide groove 19, a screw II 20, a rotating column 21 and a bottom mounting plate 22.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A two-axis turntable with a precise positioning device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Example (b):

the embodiment of the utility model provides a two-axis turntable with accurate positioning device, refer to fig. 1, including a supporting plate 1, the top surface of the supporting plate 1 is fixedly connected with a fixing frame 2, the upper part of the fixing frame 2 is rotatably connected with a rotating plate 3, one end of the rotating plate 3 is fixedly connected with a motor one 4, the motor one 4 is fixedly connected on the fixing frame 2, the center of the rotating plate 3 is rotatably connected with a rotating pipe 5, the lower outer wall of the rotating pipe 5 is fixedly connected with a worm wheel 6, the worm wheel 6 is meshed with a worm 7, one end of the worm 7 is fixedly connected with a motor two 8, the motor two 8 is fixedly connected on the bottom surface of the rotating plate 3, the upper part of the rotating pipe 5 is fixedly connected with a fixed disk 9, the rotating pipe 5 drives the fixed disk 9 to rotate by starting the motor two 8, thereby 360 degrees adjusting the material position on the fixed disk 9, starting the motor one 4 can drive the rotating plate 3 to rotate on the fixing frame 2, therefore, the angle of the fixed disc 9 is adjusted up and down, and the first motor 4 and the second motor 8 are matched to realize two-axis linkage position adjustment.

Referring to fig. 1-3, a third motor 10 is fixedly connected to the bottom end of the rotating pipe 5, the third motor 10 is connected to a rotating shaft 11 through a power output shaft, the top end of the rotating shaft 11 is rotatably connected to the top of an inner cavity of the fixed disk 9, the bottom end of the rotating shaft 11 is rotatably connected to the bottom of the inner cavity of the rotating pipe 5, a main bevel gear 12 is fixedly connected to the outer wall of the upper portion of the rotating shaft 11, a secondary bevel gear 13 is engaged with the right four directions of the main bevel gear 12, a first screw 14 is fixedly connected to the center of the secondary bevel gear 13, a moving block 15 is connected to the outer wall of the first screw 14 in a threaded manner, a positioning block 16 is fixedly connected to the top surface of the moving block 15, the structure drives the rotating shaft 11 to rotate by starting the third motor 10, the rotating shaft 11 drives the main bevel gear 12 to rotate, thereby driving the four first screw rods 14 on the bevel gear 13 to rotate, and simultaneously driving the positioning blocks 16 on the four moving blocks 15 to move, so that the four positioning blocks 16 position and fix the material.

Referring to fig. 2, four vertical plates 17 are fixedly connected to the inside of the fixed plate 9, the first screw 14 is rotatably connected to the vertical plates 17, one end of the first screw 14 is rotatably connected to the inner wall of the fixed plate 9, and the first screw 14 is supported by the vertical plates 17, so that the first screw 14 is ensured to be stable in rotation.

Referring to fig. 2 and 3, the external threads of the outer walls of two symmetrical screw rods one 14 of the four screw rods one 14 are opposite in direction, and the opposite external threads enable the two opposite moving blocks 16 to move in opposite positions.

Referring to fig. 3, the fixed plate 9 is provided with movable slots 18 at four positions on the top surface, the positioning blocks 16 penetrate through the movable slots 18, and the movable slots 18 are used for providing movable spaces for the positioning blocks 17.

Referring to fig. 2, guide grooves 19 are formed in four positions right below the bottom surface of the inner cavity of the fixed disk 9, the bottom of the moving block 15 is slidably connected in the guide grooves 19, and the guide grooves 19 are used for guiding the movement of the moving block 15.

Referring to fig. 1, the bottom surface of the supporting plate 1 is fixedly connected with a second three screw rod 20, the outer wall of the second screw rod 20 is in threaded connection with a rotary column 21, the lower part of the rotary column 21 is rotatably connected with a bottom mounting plate 22, the rotary column 21 can drive the second screw rod 20 to move up and down by rotating the rotary column 21, and therefore the levelness of equipment on the supporting plate 1 can be adjusted quickly, and the later-use precision is guaranteed.

The implementation principle of the two-axis turntable with the accurate positioning device in the embodiment of the application is as follows: when the device is used, the mounting plate is fixed on the seat stand, then the rotary column 21 is rotated, the rotary column 21 can drive the second screw rod 20 to move up and down, so that the levelness of the device on the support plate 1 is quickly adjusted, after the adjustment is completed, the third starting motor 10 drives the rotary shaft 11 to rotate, the rotary shaft 11 drives the main bevel gear 12 to rotate, so that the first four screw rods 14 on the bevel gears 13 are driven to rotate, so that the positioning blocks 16 on the four moving blocks 15 are simultaneously driven to move, so that the four positioning blocks 16 can accurately position and fix materials, after the materials are fixed, the second starting motor 8 drives the rotary pipe 5 to rotate, the rotary pipe 5 drives the fixed disk 9 to rotate, so that the material position on the fixed disk 9 is adjusted by 360 degrees, meanwhile, the first starting motor 4 can drive the rotary plate 3 to rotate on the fixed rack 2, so that the angle of the fixed disk 9 is adjusted up and down, and the first motor 4 is matched with the second motor 8, the position of the two-axis linkage is adjusted.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. Two-axis turntable with precision positioning means, comprising a support plate (1), characterized in that: the top surface of the supporting plate (1) is fixedly connected with a fixing frame (2), the upper part of the fixing frame (2) is rotatably connected with a rotating plate (3), one end of the rotating plate (3) is fixedly connected with a motor I (4), the motor I (4) is fixedly connected onto the fixing frame (2), the center of the rotating plate (3) is rotatably connected with a rotating pipe (5), the outer wall of the lower part of the rotating pipe (5) is fixedly connected with a worm wheel (6), the worm wheel (6) is meshed with a worm (7), one end of the worm (7) is fixedly connected with a motor II (8), the motor II (8) is fixedly connected onto the bottom surface of the rotating plate (3), the upper part of the rotating pipe (5) is fixedly connected with a fixing disc (9), the bottom end of the rotating pipe (5) is fixedly connected with a motor III (10), and the motor III (10) is connected with a rotating shaft (11) through a power output shaft, the top of pivot (11) is rotated and is connected the inner chamber top of fixed disk (9), the bottom of pivot (11) is rotated and is connected the inner chamber bottom of rotating pipe (5), the upper portion outer wall fixedly connected with main bevel gear (12) of pivot (11), the positive four positions of main bevel gear (12) all mesh from bevel gear (13), from the center fixedly connected with screw rod (14) of bevel gear (13), the outer wall threaded connection of screw rod (14) has movable block (15), the top surface fixedly connected with locating piece (16) of movable block (15).

2. A two-axis turret with precision positioning means as claimed in claim 1, wherein: the inside fixedly connected with four risers (17) of fixed disk (9), screw rod (14) rotate to be connected on riser (17), just the one end rotation of screw rod (14) is connected on the inner wall of fixed disk (9).

3. A two-axis turret with precision positioning means as claimed in claim 1, wherein: the external thread directions of the outer walls of two symmetrical screw rods (14) in the four screw rods (14) are opposite.

4. A two-axis turret with precision positioning means as claimed in claim 1, wherein: the movable grooves (18) are formed in the four right directions of the top surface of the fixed disc (9), and the positioning blocks (16) penetrate through the movable grooves (18).

5. A two-axis turret with precision positioning means as claimed in claim 1, wherein: guide grooves (19) are formed in the four right directions of the bottom surface of the inner cavity of the fixed disc (9), and the bottom of the moving block (15) is connected into the guide grooves (19) in a sliding mode.

6. A two-axis turret with precision positioning means as claimed in claim 1, wherein: the bottom surface of the supporting plate (1) is fixedly connected with three second screw rods (20), the outer wall of each second screw rod (20) is in threaded connection with a rotating column (21), and the lower part of each rotating column (21) is rotatably connected with a bottom mounting plate (22).