CN212158466U

CN212158466U - Three-dimensional scanning laser device

Info

Publication number: CN212158466U
Application number: CN202020331026.5U
Authority: CN
Inventors: 董新立; 尚海锋; 苏安
Original assignee: Jiangsu Alite Semiconductor Technology Co ltd
Current assignee: Jiangsu Alite Semiconductor Technology Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-12-15
Anticipated expiration: 2030-03-16

Abstract

The utility model provides a three-dimensional scanning laser device, its characterized in that, includes base, revolution mechanic, elevation structure and laser instrument, elevation structure and revolution mechanic establish on the base, the laser instrument is established elevation structure is last, revolution mechanic includes rotating electrical machines, column spinner, rotating gear, objective table, fastener and pressure sensor, the column spinner is established in the base, the column spinner top is equipped with the objective table, objective table upper surface border is equipped with the fastener, just objective table lower surface border is equipped with pressure sensor, the other rotating electrical machines that are equipped with of column spinner, the rotating electrical machines with the column spinner passes through rotating gear connects. The utility model discloses simple structure, convenient operation strengthens the stability when being scanned the piece rotation.

Description

Three-dimensional scanning laser device

Technical Field

The utility model relates to a stereo scanning device field especially relates to a stereo scanning laser device.

Background

The three-dimensional scanning is a high and new technology integrating light, mechanical, electrical and computer technologies, and is mainly used for scanning the spatial appearance, structure and color of an object to obtain the spatial coordinates of the surface of the object.

The three-dimensional laser scanning technology is a high and new technology recently developed internationally. With the wide application of three-dimensional laser scanners in the engineering field, the technology has attracted attention of researchers. The measuring instrument for instantly measuring the space three-dimensional coordinate value by using a laser ranging principle (comprising pulse laser and phase laser) can quickly establish a three-dimensional visual model of a scene with a complex structure and an irregular structure by using space point cloud data obtained by using a three-dimensional laser scanning technology, and not only saves time and labor, but also has the capability which is incomparable with the conventional three-dimensional modeling software.

Some stereoscopic scanning apparatuses currently used use a rotating structure to scan, but during the rotation process, the scanned object generates deviation due to the action of a rotating centrifugal force, so that errors occur in the result.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing a three-dimensional scanning laser device.

The utility model provides a three-dimensional scanning laser device, its characterized in that, includes base, revolution mechanic, elevation structure and laser instrument, elevation structure and revolution mechanic establish on the base, the laser instrument is established elevation structure is last, revolution mechanic includes rotating electrical machines, column spinner, rotating gear, objective table, fastener and pressure sensor, the column spinner is established in the base, the column spinner top is equipped with the objective table, objective table upper surface border is equipped with the fastener, just objective table lower surface border is equipped with pressure sensor, the other rotating electrical machines that are equipped with of column spinner, the rotating electrical machines with the column spinner passes through rotating gear connects.

Preferably, elevation structure includes threaded rod, elevating gear, elevator motor, slider and connecting rod, the threaded rod is established perpendicularly on the base, the other elevating motor that is equipped with in threaded rod bottom, elevator motor with the threaded rod passes through elevating gear connects, the slider cup joints on the threaded rod, the connecting rod is established the slider both sides.

Preferably, the outer edge of the object stage is provided with a sliding groove, and the fastener is embedded in the sliding groove.

Preferably, the fastener includes support, fastening block and adjusting nut, the fastening block passes the support top, the support outer end is equipped with adjusting nut, just adjusting nut with the fastening block is connected.

Preferably, the fastening block is T-shaped, the end part of the inner end of the fastening block is arc-shaped, and a rubber pad is arranged on the surface of the end part of the inner end of the fastening block.

Preferably, a protective shell is arranged outside the threaded rod and fixed on the base.

The utility model has the advantages that:

the fasteners and the pressure sensors arranged on the upper surface and the lower surface of the objective table are convenient for adjusting the gravity center of the scanned piece, ensure the stability and reduce the scanning error; the laser is driven by the lifting structure, so that the laser is suitable for sizes with different heights, and the application range is expanded; by providing a plurality of lasers, the accuracy is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, together with the description of embodiments of the invention, and are not intended to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic top view of the present invention;

labeled as: 1-base, 2-protective shell, 3-objective table, 4-threaded rod, 5-laser, 6-fastener, 7-lifting gear, 8-lifting motor, 9-rotating gear, 10-rotating motor, 11-pressure sensor, 12-connecting rod, 13-sliding block and 14-rotating column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, a stereo scanning laser 5 includes a base 1, a rotating structure, a lifting structure and a laser 5. Elevation structure and revolution mechanic establish on base 1, laser instrument 5 is established on elevation structure, revolution mechanic includes rotating electrical machines 10, column spinner 14, rotating gear 9, objective table 3, fastener 6 and pressure sensor 11, column spinner 14 is established in

base

1, 14 tops of column spinner are equipped with objective table 3, 3 upper surface borders of objective table are equipped with

fastener

6, and 3 lower surface borders of objective table are equipped with

pressure sensor

11, 14 other rotating electrical machines 10 that are equipped with of column spinner, rotating electrical machines 10 passes through rotating gear 9 with column spinner 14 and is connected.

Elevation structure includes threaded rod 4, elevating gear 7, elevator motor 8, slider and connecting rod 12, and threaded rod 4 is established perpendicularly on

base

1, and 4 other elevator motor 8 that are equipped with in threaded rod bottom, elevator motor 8 and threaded rod 4 pass through elevating gear 7 and connect, and the slider cup joints on threaded rod 4, and connecting rod 12 is established in the slider both sides.

An object to be scanned is placed on the object stage 3, and the pressure sensor 11 at the bottom of the object stage 3 transmits signals according to the gravity center of the object to be scanned. The center of the scanned piece is adjusted according to the signal until the signal transmitted by the pressure sensor 11 is consistent. The fastening block is adjusted by rotating the adjusting nut of the fastening piece 6, and the piece to be scanned is fixed by the fastening block.

The rotating motor 10 is powered on, and the rotating column 14 is rotated to drive the object stage 3 to rotate the scanned piece. According to the height of the scanned piece, the lifting motor 8 is electrified, the threaded rod 4 is rotated through the lifting gear 7, the threaded rod 4 drives the sliding block 13 to lift, and the scanned piece is scanned through the laser 5.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a three-dimensional scanning laser device, its characterized in that, includes base, revolution mechanic, elevation structure and laser instrument, elevation structure and revolution mechanic establish on the base, the laser instrument is established elevation structure is last, revolution mechanic includes rotating electrical machines, column spinner, rotating gear, objective table, fastener and pressure sensor, the column spinner is established in the base, the column spinner top is equipped with the objective table, objective table upper surface border is equipped with the fastener, just objective table lower surface border is equipped with pressure sensor, the other rotating electrical machines that are equipped with of column spinner, the rotating electrical machines with the column spinner passes through rotating gear connects.

2. The device of claim 1, wherein the lifting structure comprises a threaded rod, a lifting gear, a lifting motor, a slider and a connecting rod, the threaded rod is vertically arranged on the base, the lifting motor is arranged beside the bottom of the threaded rod, the lifting motor and the threaded rod are connected through the lifting gear, the slider is sleeved on the threaded rod, and the connecting rod is arranged on two sides of the slider.

3. The device of claim 1, wherein the outer edge of the stage is provided with a sliding groove, and the fastening member is embedded in the sliding groove.

4. The device as claimed in claim 1, wherein the fastening member comprises a bracket, a fastening block and an adjusting nut, the fastening block passes through the top end of the bracket, the outer end of the bracket is provided with the adjusting nut, and the adjusting nut is connected with the fastening block.

5. The device as claimed in claim 4, wherein the fastening block is T-shaped, the inner end of the fastening block is arc-shaped and the surface of the fastening block is provided with a rubber pad.

6. The laser device as claimed in claim 2, wherein a protective casing is provided outside the threaded rod and fixed on the base.