CN219093695U - Hemispherical drilling device for perimeter - Google Patents

Hemispherical drilling device for perimeter Download PDF

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Publication number
CN219093695U
CN219093695U CN202220108678.1U CN202220108678U CN219093695U CN 219093695 U CN219093695 U CN 219093695U CN 202220108678 U CN202220108678 U CN 202220108678U CN 219093695 U CN219093695 U CN 219093695U
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China
Prior art keywords
base plate
fixed mounting
guide rail
hemispherical
motor
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CN202220108678.1U
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Chinese (zh)
Inventor
邓建波
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Chongqing Shanshan Medical Equipment Co ltd
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Chongqing Shanshan Medical Equipment Co ltd
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Abstract

The utility model relates to a hemispherical drilling device for a visual field meter, which comprises a lower bracket, wherein a base plate is fixedly arranged on the lower bracket, a turntable is supported on the base plate through a supporting component, a rotating mechanism for driving the turntable to rotate is also arranged on the base plate, and a hemispherical mounting plate is fixedly arranged on the turntable through a supporting column; one side fixed mounting of lower carriage has the upper bracket, fixed mounting has the wallboard on the upper bracket, fixed mounting has the circular arc board on the wallboard, there is curved guide rail through guide rail support fixed mounting on the circular arc board, install running gear on the curved guide rail, install vertical moving mechanism on the U-shaped installation piece, the motor cabinet is installed to vertical moving mechanism's lower extreme, fixed mounting has spindle motor on the motor cabinet, and spindle motor's output shaft sets up downwards and fixed mounting has the drill bit. The utility model has the advantages of simple structure, high automation degree, high efficiency and high drilling consistency.

Description

Hemispherical drilling device for perimeter
Technical Field
The utility model relates to the technical field of computer vision meters, in particular to a hemispherical drilling device for a vision meter.
Background
The computer visual field meter is used for fixing the light sources on the visual field meter, and the visual field can be inspected through the on-off and luminous intensity of each light source. The computer perimeter requires a stimulator with a hemisphere for mounting the light source, so holes are drilled in the hemisphere to facilitate the mounting of the light source. The structure of the hemispheroids is shown in figure 1 of the drawings in the specification.
When needing to bore holes in hemispheres, generally need artifical point of drawing, later artifical manual drilling, inefficiency, intensity of labour is big, and drilling quality is uneven moreover, influences later stage's use.
Disclosure of Invention
To the not enough of above-mentioned prior art, the technical problem that this patent application was to solve is how to provide a simple structure, degree of automation is high, efficient, and the hemisphere drilling equipment for perimeter that drilling uniformity is high.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the hemispherical drilling device for the visual field meter comprises a lower bracket, wherein a base plate is fixedly arranged on the lower bracket, a turntable is supported on the base plate through a supporting component, a rotating mechanism for driving the turntable to rotate is further arranged on the base plate, and a hemispherical mounting plate is fixedly arranged on the turntable through a supporting column; one side fixed mounting of lower carriage has the upper bracket, fixed mounting has the wallboard on the upper bracket, fixed mounting has the circular arc board on the wallboard, there is curved guide rail through guide rail support fixed mounting on the circular arc board, install running gear on the curved guide rail, running gear is used for driving U-shaped installation piece and walks along curved guide rail, install vertical moving mechanism on the U-shaped installation piece, the motor cabinet is installed to vertical moving mechanism's lower extreme, fixed mounting has spindle motor on the motor cabinet, spindle motor's output shaft sets up downwards and fixed mounting has the drill bit.
The support assembly comprises a base plate fixedly arranged on the base plate, a pulley plate is fixedly arranged on the base plate, pulleys are rotatably arranged in the pulley plate, the upper ends of the pulleys are located above the pulley plate, and a plurality of support assemblies are fixedly arranged on the base plate.
The rotating mechanism comprises a first stepping motor fixedly mounted on a base plate through an upright post, an output shaft of the first stepping motor is downwards provided with a driving spur gear fixedly mounted, a positioning column is fixedly mounted on the base plate, a bearing is fixedly mounted on the positioning column, a driven spur gear and a rotary table are mounted on the outer side of the bearing, the driven spur gear is meshed with the driving spur gear, and the driven spur gear is fixedly connected with the rotary table.
The walking mechanism comprises a second stepping motor, the second stepping motor is fixedly arranged on a motor bracket, an arc-shaped rack is fixedly arranged in the bent guide rail, a straight gear meshed with the arc-shaped rack for transmission is fixedly arranged on an output shaft of the second stepping motor, and the motor bracket is fixedly connected with a U-shaped mounting block; bearings are arranged on the inner side, the outer side, the upper side and the lower side of the U-shaped mounting block, which are opposite to the guide rail bracket.
The vertical moving mechanism comprises a third stepping motor fixedly connected with a U-shaped mounting block, an output shaft of the third stepping motor is upwards provided with a screw rod fixedly connected with the screw rod, the upper end of the screw rod is rotationally connected with a screw rod support, the lower end of the screw rod support is fixedly connected with the U-shaped mounting block, an optical axis positioning block is rotationally connected with the screw rod, two optical axes are downwards fixedly arranged on the optical axis positioning block, the optical axes are in sliding fit with the U-shaped mounting block, and the lower end of the optical axis is fixedly connected with a motor base.
In conclusion, the utility model has the advantages of simple structure, high automation degree, high efficiency and high drilling consistency.
Drawings
Fig. 1 is an isometric view of a hemisphere.
Fig. 2 is a schematic structural view of a hemispherical drilling device for a perimeter according to the present utility model.
Fig. 3 is a schematic view of fig. 2 in a drilling state.
Fig. 4 is an isometric view of a running gear and vertical movement mechanism.
Fig. 5 is a schematic diagram of the cooperation of the U-shaped mounting block and the rail bracket.
Fig. 6 is a schematic view of another orientation of the running gear.
FIG. 7 is a schematic view of a base plate and a support assembly.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings. In the description of the present utility model, it should be understood that the azimuth or positional relationship indicated by the azimuth words such as "upper, lower" and "top, bottom", etc. are generally based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and these azimuth words do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, without limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
As shown in fig. 1-7, a hemispherical drilling device for a visual field meter comprises a lower bracket 1, wherein a base plate 2 is fixedly arranged on the lower bracket, a rotary table 4 is supported on the base plate through a supporting component, a rotating mechanism for driving the rotary table to rotate is also arranged on the base plate, and a hemispherical mounting plate 6 is fixedly arranged on the rotary table through a supporting column 5; one side fixed mounting of lower carriage has upper bracket 3, fixed mounting has wallboard 7 on the upper bracket, fixed mounting has circular arc board 8 on the wallboard, there is curved guide rail 9 through guide rail support fixed mounting on the circular arc board, install running gear on the curved guide rail, running gear is used for driving U-shaped installation piece 10 and walks along curved guide rail, install vertical moving mechanism on the U-shaped installation piece, motor cabinet 11 is installed to vertical moving mechanism's lower extreme, fixed mounting has spindle motor on the motor cabinet, spindle motor 12's output shaft sets up downwards and fixed mounting has drill bit 13.
Thus, the hemisphere 14 is mounted on the hemisphere mounting plate, the rotating mechanism is used for driving the hemisphere mounting plate to rotate, and then the hemisphere is driven to rotate, the hemisphere can rotate by 360 degrees, when the hemisphere is drilled, the drilling is carried out along the longitude and latitude lines of the outer surface of the hemisphere, namely the travelling mechanism drives the drill bit to travel along the curved guide rail, and the vertical moving mechanism is used for driving the drill bit to move, and the drill bit is driven to rotate through the spindle motor, so that the hemisphere is drilled. After the drilling is completed in a line, the hemispherical body rotates for a certain angle, and then the travelling mechanism travels reversely, so that the drilling efficiency is improved.
The support assembly comprises a base plate 15 fixedly arranged on the base plate, a pulley plate 16 is fixedly arranged on the base plate, a pulley 17 is rotatably arranged in the pulley plate, the upper end of the pulley is located above the pulley plate, and a plurality of support assemblies are fixedly arranged on the base plate. The support component is used for supporting the turntable.
The rotating mechanism comprises a first stepping motor 18 fixedly mounted on a base plate through an upright post, an output shaft of the first stepping motor is downwards provided with a driving spur gear 19 fixedly mounted, a positioning column 20 is fixedly mounted on the base plate, a bearing 21 is fixedly mounted on the positioning column, a driven spur gear 22 and a rotary table 4 are mounted on the outer side of the bearing, the driven spur gear is meshed with the driving spur gear, and the driven spur gear is fixedly connected with the rotary table. The first stepping motor drives the driving spur gear to rotate, and drives the turntable to rotate through meshing with the driven spur gear.
The walking mechanism comprises a second stepping motor 23, the second stepping motor is fixedly arranged on a motor bracket 24, an arc-shaped rack 25 is fixedly arranged in the bent guide rail, a spur gear 26 which is meshed with the arc-shaped rack for transmission is fixedly arranged on an output shaft of the second stepping motor, and the motor bracket is fixedly connected with the U-shaped mounting block; the U-shaped mounting blocks are provided with bearings 27 opposite to the inner side, the outer side, the upper side and the lower side of the guide rail bracket. The second stepping motor drives the spur gear to rotate, the spur gear is meshed with the arc-shaped rack, and the U-shaped installation block is driven to walk along the curved guide rail under the guiding and supporting effects of the bearing.
The vertical moving mechanism comprises a third stepping motor 28 fixedly connected with a U-shaped mounting block, an output shaft of the third stepping motor is upwards provided with a screw rod 29 fixedly connected with the output shaft, the upper end of the screw rod is rotationally connected with a screw rod support 32, the lower end of the screw rod support is fixedly connected with the U-shaped mounting block, an optical axis positioning block 30 is rotationally connected with the screw rod, two optical axes 31 are downwards fixedly installed on the optical axis positioning block, the optical axes are in sliding fit with the U-shaped mounting block, and the lower end of the optical axis is fixedly connected with a motor base. The third stepping motor drives the screw rod to rotate, the optical axis positioning block moves along the vertical direction under the action of the optical axis, and the optical axis drives the motor base to move, so that the drill bit is driven to move.
Principle of:
install the hemisphere on the hemisphere mounting panel, rotary mechanism is used for driving the hemisphere mounting panel and rotates, and then drives the hemisphere and rotate, and the hemisphere can 360 degrees rotations, and when the hemisphere was drilled, along the warp and weft drilling of hemisphere surface, the running gear drove the drill bit along curved guide rail walking promptly, and vertical moving mechanism is used for driving the drill bit and removes, drives the drill bit through spindle motor and rotates, and the hemisphere drills. After the drilling is completed in a line, the hemispherical body rotates for a certain angle, and then the travelling mechanism travels reversely, so that the drilling efficiency is improved.
Finally, it should be noted that: various modifications and alterations of this utility model may be made by those skilled in the art without departing from the spirit and scope of this utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (5)

1. The hemispherical drilling device for the visual field meter is characterized by comprising a lower bracket, wherein a base plate is fixedly arranged on the lower bracket, a turntable is supported on the base plate through a supporting component, a rotating mechanism for driving the turntable to rotate is further arranged on the base plate, and a hemispherical mounting plate is fixedly arranged on the turntable through a supporting column; one side fixed mounting of lower carriage has the upper bracket, fixed mounting has the wallboard on the upper bracket, fixed mounting has the circular arc board on the wallboard, there is curved guide rail through guide rail support fixed mounting on the circular arc board, install running gear on the curved guide rail, running gear is used for driving U-shaped installation piece and walks along curved guide rail, install vertical moving mechanism on the U-shaped installation piece, the motor cabinet is installed to vertical moving mechanism's lower extreme, fixed mounting has spindle motor on the motor cabinet, spindle motor's output shaft sets up downwards and fixed mounting has the drill bit.
2. The hemispherical drilling device for a visual field meter according to claim 1, wherein the supporting component comprises a base plate fixedly installed on the base plate, a pulley plate is fixedly installed on the base plate, a pulley is rotatably installed in the pulley plate, the upper end of the pulley is located above the pulley plate, and a plurality of supporting components are fixedly installed along the base plate.
3. The hemispherical drilling device for a visual field meter according to claim 2, wherein the rotating mechanism comprises a first stepping motor fixedly mounted on a base plate through a stand column, an output shaft of the first stepping motor is downwards provided with a driving spur gear fixedly mounted, the base plate is fixedly provided with a positioning column, a bearing is fixedly mounted on the positioning column, a driven spur gear and a rotary table are mounted on the outer side of the bearing, the driven spur gear is meshed with the driving spur gear, and the driven spur gear is fixedly connected with the rotary table.
4. The hemispherical drilling device for the visual field meter according to claim 3, wherein the travelling mechanism comprises a second stepping motor, the second stepping motor is fixedly arranged on a motor bracket, an arc-shaped rack is fixedly arranged in the bent guide rail, a straight gear meshed with the arc-shaped rack is fixedly arranged on an output shaft of the second stepping motor, and the motor bracket is fixedly connected with the U-shaped mounting block; bearings are arranged on the inner side, the outer side, the upper side and the lower side of the U-shaped mounting block, which are opposite to the guide rail bracket.
5. The hemispherical drilling device for a visual field meter according to claim 4, wherein the vertical moving mechanism comprises a third stepping motor fixedly connected with a U-shaped mounting block, an output shaft of the third stepping motor is upwards provided and fixedly connected with a screw rod, the upper end of the screw rod is rotatably connected with a screw rod support, the lower end of the screw rod support is fixedly connected with the U-shaped mounting block, an optical axis positioning block is rotatably connected with the screw rod in a matched mode, two optical axes are downwards fixedly installed on the optical axis positioning block, the optical axes are in sliding fit with the U-shaped mounting block, and the lower end of the optical axis is fixedly connected with a motor base.
CN202220108678.1U 2022-01-17 2022-01-17 Hemispherical drilling device for perimeter Active CN219093695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220108678.1U CN219093695U (en) 2022-01-17 2022-01-17 Hemispherical drilling device for perimeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220108678.1U CN219093695U (en) 2022-01-17 2022-01-17 Hemispherical drilling device for perimeter

Publications (1)

Publication Number Publication Date
CN219093695U true CN219093695U (en) 2023-05-30

Family

ID=86430985

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220108678.1U Active CN219093695U (en) 2022-01-17 2022-01-17 Hemispherical drilling device for perimeter

Country Status (1)

Country Link
CN (1) CN219093695U (en)

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