CN213812192U

CN213812192U - Detection device for precision calibration of three-coordinate measuring machine

Info

Publication number: CN213812192U
Application number: CN202022820780.8U
Authority: CN
Inventors: 唐斯林
Original assignee: Hubei Zhiyoupu Machinery Technology Co ltd
Current assignee: Hubei Zhiyoupu Machinery Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-27
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a detection apparatus for calibration of three-coordinate measuring machine precision relates to three-coordinate measuring machine technical field, for the detection apparatus who solves the calibration of three-coordinate measuring machine precision among the prior art when adjusting the use, the not high enough problem of precision. The utility model discloses a motor-driven angle adjusting box, including end box, second motor, second reduction gear, first reduction gear, second worm, first worm and second reduction gear, the internally mounted of end box has the second motor, and second motor and angle adjusting box fixed connection, the second reduction gear is installed to one side of second motor, the second worm is installed to one side of second reduction gear, second worm and second motor all pass through shaft coupling and second reduction gear fixed connection, the internally mounted of angle adjusting box has first motor, and the below of first motor installs first reduction gear, first worm is installed to the top of first reduction gear, first worm and first motor all pass through shaft coupling and first reduction gear fixed connection.

Description

Detection device for precision calibration of three-coordinate measuring machine

Technical Field

The utility model relates to a three-coordinate measuring machine technical field specifically is detection device of three-coordinate measuring machine precision calibration.

Background

Three-coordinate measuring machine is widely used in the industries of machinery, electronics, instruments, plastics and the like, and is one of the most effective methods for measuring and obtaining dimension data, because it can replace various surface measuring tools and expensive combined gauges, and reduce the time required by complex measuring tasks from small to minute, which is an effect that cannot be achieved by other instruments.

Before the three-coordinate measuring machine is used, the three-coordinate measuring machine needs to be calibrated, but the calibration work of the three-coordinate measuring machine in the current market generally adopts a gauge block to carry out manual detection, however, when the angle and the height of the gauge block are adjusted, the adjustment accuracy is not enough, and errors are easy to occur in the detection process; therefore, the market urgently needs to develop a detection device for calibrating the precision of the three-coordinate measuring machine to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detection device of three-coordinate measuring machine precision calibration to solve the detection device of three-coordinate measuring machine precision calibration who provides among the above-mentioned background art when adjusting the use, the not high enough problem of precision.

In order to achieve the above object, the utility model provides a following technical scheme: detection apparatus of three-coordinate measuring machine precision calibration, including under casing and angle modulation case, the internally mounted of under casing has the second motor, and second motor and angle modulation case fixed connection, the second reduction gear is installed to one side of second motor, the second worm is installed to one side of second reduction gear, second worm and second motor all pass through shaft coupling and second reduction gear fixed connection, the internally mounted of angle modulation case has first motor, and installs first reduction gear in the below of first motor, first worm is installed to the top of first reduction gear, first worm and first motor all pass through shaft coupling and first reduction gear fixed connection.

Preferably, the pillar is installed to the top of under casing, and pillar and under casing fixed connection, the internally mounted of pillar has ball screw, and ball screw passes through the bearing with the pillar and rotates and be connected, the second is installed to ball screw's below and is driven the tooth, and second drive tooth and ball screw fixed connection, the second drives the tooth and is connected with the interlock of second worm.

Preferably, the bracket is installed to one side of angle modulation case, the inside of angle modulation case is provided with first drive tooth, first drive tooth passes through even axle fixed connection with the bracket, even the axle passes through the bearing and is connected with the angle modulation case, first drive tooth is connected with first worm interlock.

Preferably, the base is installed to the below of under casing, and base and under casing fixed connection, the electron spirit level is installed to the top of base, and electron spirit level and base fixed connection, adjusting screw is installed to the top of base, and adjusting screw and base threaded connection.

Preferably, be provided with the straight line scale on the preceding terminal surface of pillar, and straight line scale sets up structure as an organic whole with the pillar, ball screw is vice is installed in the outside of ball screw, and ball screw is vice and ball screw threaded connection.

Preferably, the top of bracket is provided with the gage block, the second pointer is installed to the below of bracket, first pointer is installed to one side of angle adjusting box, first pointer and angle adjusting box fixed connection, second pointer and bracket fixed connection, the angle scale is installed to the below of angle adjusting box, and angle scale and angle adjusting box fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the setting of first worm and second worm, first worm orders about first drive tooth and rotates, first drive tooth orders about the bracket rotation, the second worm orders about the second and drives tooth and rotate, the second drives the tooth and orders about ball screw and rotates, thereby when the angle and the height of needs adjusting bracket top gage block, the accuracy of regulation can be higher, the improvement of accuracy also reduces the error when detecting, thereby make this detection device accuracy when detecting the calibration of three-coordinate measuring machine precision higher, avoid the appearance of error.

2. The utility model discloses a through the setting of sharp scale and angle scale, can observe the distance of gage block high motion through sharp scale, can observe the numerical value of gage block rotation angle through the angle scale to convenient observation when adjusting detection device has also made things convenient for the detection achievement to the three-coordinate measuring machine simultaneously.

Drawings

Fig. 1 is a front view of a detecting device for calibrating the precision of a three-coordinate measuring machine according to the present invention;

fig. 2 is a schematic view of the internal structure of the angle adjusting box of the present invention;

fig. 3 is a schematic view of the internal structure of the support column of the present invention;

fig. 4 is a schematic view of the internal structure of the bottom case of the present invention.

In the figure: 1. a base; 2. adjusting the screw rod; 3. an electronic level; 4. a bottom box; 5. a pillar; 6. an angle adjusting box; 7. a bracket; 8. measuring blocks; 9. a linear scale; 10. a first pointer; 11. a second pointer; 12. an angle scale; 13. a first motor; 14. a first decelerator; 15. a first worm; 16. a first drive tooth; 17. a ball screw; 18. a ball screw pair; 19. a second motor; 20. a second decelerator; 21. a second worm; 22. a second drive tooth.

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. 1-4, the present invention provides an embodiment: the detection device for the precision calibration of the three-coordinate measuring machine comprises a bottom case 4 and an angle adjusting case 6, wherein a second motor 19 is arranged inside the bottom case 4, the second motor 19 is fixedly connected with the angle adjusting case 6, a second speed reducer 20 is arranged on one side of the second motor 19, a second worm 21 is arranged on one side of the second speed reducer 20, the second worm 21 and the second motor 19 are both fixedly connected with the second speed reducer 20 through a coupler, a first motor 13 is arranged inside the angle adjusting case 6, a first speed reducer 14 is arranged below the first motor 13, a first worm 15 is arranged above the first speed reducer 14, and the first worm 15 and the first motor 13 are both fixedly connected with the first speed reducer 14 through couplers.

Further, a support column 5 is installed above the bottom box 4, the support column 5 is fixedly connected with the bottom box 4, a ball screw 17 is installed inside the support column 5, the ball screw 17 is rotatably connected with the support column 5 through a bearing, a second driving tooth 22 is installed below the ball screw 17, the second driving tooth 22 is fixedly connected with the ball screw 17, the second driving tooth 22 is connected with a second worm 21 in an engaged mode, and the ball screw 17 penetrates through the support column 5 to enter the bottom box 4.

Further, bracket 7 is installed to one side of angle adjusting box 6, and the inside of angle adjusting box 6 is provided with first drive tooth 16, and first drive tooth 16 passes through even axle fixed connection with bracket 7, and even axle passes through the bearing to be connected with angle adjusting box 6, and first drive tooth 16 is connected with first worm 15 interlock, and bracket 7 can be rotatory under driving about of first drive tooth 16.

Further, base 1 is installed to the below of under casing 4, and base 1 and under casing 4 fixed connection, and electron spirit level 3 is installed to base 1's top, and electron spirit level 3 and base 1 fixed connection, and adjusting screw 2 is installed to base 1's top, and adjusting screw 2 and base 1 threaded connection, and adjusting screw 2 is provided with four, and every adjusting screw 2's the outside all is provided with the nut.

Further, a linear scale 9 is arranged on the front end face of the support column 5, the linear scale 9 and the support column 5 are arranged into an integral structure, a ball screw pair 18 is installed on the outer side of a ball screw 17, the ball screw pair 18 is in threaded connection with the ball screw 17, the ball screw pair 18 is fixedly connected with the angle adjusting box 6, and the angle adjusting box 6 is in sliding connection with the support column 5.

Further, bracket 7's top is provided with gage block 8, second pointer 11 is installed to bracket 7's below, first pointer 10 is installed to one side of angle adjusting box 6, first pointer 10 and angle adjusting box 6 fixed connection, second pointer 11 and bracket 7 fixed connection, angle scale 12 is installed to angle adjusting box 6's below, and angle scale 12 and angle adjusting box 6 fixed connection, the directional sharp scale 9 of first pointer 10, the directional angle scale 12 of second pointer 11.

The working principle is as follows: when the device is used, the gauge block 8 is placed above the bracket 7, clamped by the bracket 7, then the four adjusting screws 2 are rotated, the base 1 is adjusted to be in a horizontal state, whether the base 1 is horizontal is observed by the electronic level meter 3, then the first motor 13 is started, the first motor 13 is decelerated by the first speed reducer 14 to drive the first worm 15 to rotate, the first worm 15 drives the first driving tooth 16 to rotate, the first driving tooth 16 drives the bracket 7 to rotate, the bracket 7 drives the second indicating needle 11 to move in a fan shape, then the rotating angle of the bracket 7 is observed by the angle graduated scale 12, at the moment, the calibration accuracy of the three-coordinate measuring machine in the X-axis and Z-axis directions can be detected according to different angles, then the second motor 19 is started, the second motor 19 is decelerated by the second speed reducer 20 to drive the second worm 21 to rotate, the second worm 21 drives the second driving tooth 22 to rotate, the second driving gear 22 drives the ball screw 17 to rotate, the ball screw pair 18 moves downwards through the rotation of the ball screw 17, the gauge block 8 is driven to move, the first indicating needle 10 moves downwards along with the angle adjusting box 6 at the moment, then the distance of the downward movement is observed through the linear graduated scale 9, the three-coordinate measuring machine is used again to measure the gauge block 8 at the moment, and the calibration accuracy of the three-coordinate measuring machine in the Y-axis direction can be detected.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a detection apparatus for three coordinate measuring machine precision calibration, includes under casing (4) and angle modulation case (6), its characterized in that: the utility model discloses a motor speed reducer, including end box (4), second motor (19), and second motor (19) and angle adjustment case (6) fixed connection, second reduction gear (20) are installed to one side of second motor (19), second worm (21) are installed to one side of second reduction gear (20), second worm (21) and second motor (19) all pass through shaft coupling and second reduction gear (20) fixed connection, the internally mounted of angle adjustment case (6) has first motor (13), and the below of first motor (13) installs first reduction gear (14), first worm (15) are installed to the top of first reduction gear (14), first worm (15) and first motor (13) all pass through shaft coupling and first reduction gear (14) fixed connection.

2. The apparatus for detecting the calibration accuracy of a coordinate measuring machine according to claim 1, wherein: pillar (5) are installed to the top of under casing (4), and pillar (5) and under casing (4) fixed connection, the internally mounted of pillar (5) has ball screw (17), and ball screw (17) rotate through the bearing with pillar (5) and be connected, second drive tooth (22) is installed to the below of ball screw (17), and second drive tooth (22) and ball screw (17) fixed connection, second drive tooth (22) are connected with second worm (21) interlock.

3. The apparatus for detecting the calibration accuracy of a coordinate measuring machine according to claim 1, wherein: bracket (7) are installed to one side of angle adjusting box (6), the inside of angle adjusting box (6) is provided with first drive tooth (16), first drive tooth (16) and bracket (7) are through linking a fixed connection, it is connected with angle adjusting box (6) through the bearing to link the axle, first drive tooth (16) are connected with first worm (15) interlock.

4. The apparatus for detecting the calibration accuracy of a coordinate measuring machine according to claim 1, wherein: base (1) is installed to the below of under casing (4), and base (1) and under casing (4) fixed connection, electron spirit level (3) are installed to the top of base (1), and electron spirit level (3) and base (1) fixed connection, adjusting screw (2) are installed to the top of base (1), and adjusting screw (2) and base (1) threaded connection.

5. The apparatus for detecting the calibration accuracy of a coordinate measuring machine according to claim 2, wherein: the front end face of the support column (5) is provided with a linear graduated scale (9), the linear graduated scale (9) and the support column (5) are arranged into an integral structure, a ball screw pair (18) is installed on the outer side of a ball screw (17), and the ball screw pair (18) is in threaded connection with the ball screw (17).

6. A sensing device for calibration of the accuracy of a coordinate measuring machine according to claim 3, wherein: the top of bracket (7) is provided with gage block (8), second pointer (11) are installed to the below of bracket (7), first pointer (10) are installed to one side of angle modulation case (6), first pointer (10) and angle modulation case (6) fixed connection, second pointer (11) and bracket (7) fixed connection, angle scale (12) are installed to the below of angle modulation case (6), and angle scale (12) and angle modulation case (6) fixed connection.