CN218724041U

CN218724041U - Portable precision dimension measuring device

Info

Publication number: CN218724041U
Application number: CN202222896056.2U
Authority: CN
Inventors: 任德扑; 李申; 马汉伟; 石孟杰; 张浩然; 潘丽莎; 樊丹丹
Original assignee: Henan Yicheng Measurement And Testing Co ltd
Current assignee: Henan Yicheng Measurement And Testing Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-24
Anticipated expiration: 2032-11-01

Abstract

The utility model belongs to the technical field of the measuring instrument technique and specifically relates to indicate a portable accurate size measurement device. It has solved the problem that is difficult for stably finding the check point. The device comprises a base, wherein a first sliding rod and a second sliding rod are horizontally embedded in the base in a sliding mode, the sliding directions of the first sliding rod and the second sliding rod are parallel, a distance sensor is arranged on the first sliding rod, the irradiation end of the distance sensor is opposite to the second sliding rod, and the irradiation direction of the distance sensor is parallel to the sliding direction of the first sliding rod. The utility model discloses do benefit to stably finding the check point, prevent that long-time detection time measuring hand is sore, and the testing result is accurate, promotes measurement effect.

Description

Portable precision dimension measuring device

Technical Field

The utility model belongs to the technical field of the measuring instrument technique and specifically relates to indicate a portable accurate size measurement device.

Background

In the measuring equipment field, the machining precision to spare part is generally um level, will process the spare part of high accuracy, and the detection means is indispensable to it is qualified that the detection precision will be higher than the machining precision just can detect out the spare part, therefore precision detection is precision finishing's assurance means. Currently, the outer diameter is generally measured by an outer micrometer, or by a more precise three-coordinate measuring instrument.

However, since the detection point is not easy to find stably, the hand is sour when the detection is carried out for a long time, the detection result is inaccurate, and the measurement effect is reduced.

Disclosure of Invention

The utility model provides a portable accurate size measurement device is favorable to stably finding the check point, prevents that long-time detection time hand ache, and the testing result is accurate, promotes measuring effect.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a portable accurate size measurement device, includes the base, horizontal slip embedding has first slide bar and second slide bar on the base, first slide bar is parallel with the slip direction of second slide bar, be equipped with distance sensor on the first slide bar, distance sensor's irradiation end is just to the second slide bar, distance sensor's irradiation direction is parallel with the slip direction of first slide bar.

Further, a sliding cavity is formed in the base, an anti-falling groove is formed in the bottom of the sliding cavity, the width of the anti-falling groove is larger than that of the sliding cavity, the first sliding rod and the second sliding rod are located in the sliding cavity, the anti-falling groove extends along the direction perpendicular to the first sliding rod, and the bottoms of the first sliding rod and the second sliding rod are matched in the anti-falling groove in a sliding mode.

Further, the middle part of first slide bar is equipped with detects the piece, it is the direction to detect the piece, distance sensor locates in the detection piece, distance sensor's irradiation end initial point is located the side that detects the piece, be equipped with the comparison piece on the second slide bar, the comparison piece just right with detecting the piece, distance sensor's irradiation end is perpendicular to the corresponding side of orientation comparison piece.

Furthermore, a positioning block is arranged in the middle of the first sliding rod, a first concave surface is arranged on the front side of the positioning block, a limiting block is arranged on the second sliding rod, a second concave surface is arranged on one side, facing the positioning block, of the limiting block, the first concave surface and the second concave surface are symmetrically arranged and are semicircular, the distance sensor is arranged in the positioning block, and the irradiation end of the distance sensor faces the middle point of the inner end of the second concave surface from the middle point of the inner end of the first concave surface.

Furthermore, a scale is horizontally arranged at the opening at the top end of the sliding cavity.

The utility model has the advantages that:

the method is beneficial to finding out stable detection points, prevents hand ache in long-time detection, has accurate detection results and improves the measurement effect.

Drawings

FIG. 1 is a sectional view of a portable precision dimension measuring device according to a first embodiment;

FIG. 2 is a sectional view of the detecting block and the comparing block according to the first embodiment;

FIG. 3 is a sectional view of the positioning block and the limiting block in the second embodiment;

description of reference numerals:

1. a base; 2. a first slide bar; 3. a second slide bar; 4. a distance sensor; 5. a sliding cavity; 6. a drop-proof groove; 7. detecting a block; 8. a comparison block; 9. positioning a block; 10. a first concave surface; 11. a limiting block; 12. a second concave surface; 13. and (5) calibration.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 and 2, a portable precision dimension measuring device comprises a base 1, a first slide bar 2 and a second slide bar 3 are horizontally embedded in the base 1 in a sliding manner, the sliding directions of the first slide bar 2 and the second slide bar 3 are parallel, a distance sensor 4 is arranged on the first slide bar 2, the irradiation end of the distance sensor 4 is opposite to the second slide bar 3, and the irradiation direction of the distance sensor 4 is parallel to the sliding direction of the first slide bar 2.

As shown in fig. 1 and 2, in this embodiment, a sliding cavity 5 is formed in a base 1, a drop-proof groove 6 is formed in the bottom of the sliding cavity 5, the width of the drop-proof groove 6 is greater than the width of the sliding cavity 5, a first sliding rod 2 and a second sliding rod 3 are located in the sliding cavity 5, the drop-proof groove 6 extends in a direction perpendicular to the first sliding rod 2, and the bottoms of the first sliding rod 2 and the second sliding rod 3 are both in sliding fit in the drop-proof groove 6.

In this embodiment, the detection block 7 is arranged in the middle of the first slide bar 2, the detection block 7 is in a direction, the distance sensor 4 is arranged in the detection block 7, the starting point of the irradiation end of the distance sensor 4 is located on the side face of the detection block 7, the comparison block 8 is arranged on the second slide bar 3, the comparison block 8 is just opposite to the detection block 7, and the irradiation end of the distance sensor 4 vertically faces the corresponding side face of the comparison block 8.

As shown in fig. 1 and 2, the two ends of the square workpiece to be detected are respectively attached to the detection block 7 and the comparison block 8, so that the square workpiece to be detected is lower than the distance sensor 4, the distance sensor 4 works, the irradiation end of the distance sensor 4 perpendicularly faces to the corresponding side face of the comparison block 8, the distance between the two opposite end faces of the square workpiece is directly acquired, the detection point is stably found, the square workpiece is supported through the first sliding rod 2 and the second sliding rod 3, hand ache during long-time detection is prevented, the detection result is accurate, and the measurement effect is improved.

In this embodiment, a scale 13 is horizontally disposed at the top opening of the sliding cavity 5.

As shown in fig. 2, according to the actual detection environment of the workpiece to be detected, the first slide bar 2 and/or the second slide bar 3 can be horizontally moved in the slide cavity 5, the horizontal movement distance between the first slide bar 2 and the second slide bar 3 can be conveniently known, the detection distance between the first slide bar 2 and the second slide bar 3 can be determined in a squad, the distance between the first slide bar 2 and the second slide bar 3 can be favorably stabilized, the distance between the detection block 7 and the comparison block 8 is subtracted from the detection value, and then the result is compared with the detection value of the distance sensor 4, when the two values are consistent, the result is accurate, the result deviation is effectively avoided, the stable structure is effectively ensured, and the user can quickly check.

Example two

The difference of the embodiment is that:

as shown in fig. 3, in this embodiment, a positioning block 9 is disposed in the middle of the first slide bar 2, a first concave surface 10 is disposed on the front side of the positioning block 9, a limiting block 11 is disposed on the second slide bar 3, a second concave surface 12 is disposed on one side of the limiting block 11 facing the positioning block 9, the first concave surface 10 and the second concave surface 12 are symmetrically disposed and are both semicircular, the distance sensor 4 is disposed in the positioning block 9, and an irradiation end of the distance sensor 4 faces a midpoint of an inner end of the second concave surface 12 from a midpoint of an inner end of the first concave surface 10.

As shown in fig. 3, in use, a round workpiece is placed in the positioning block 9 and the limiting block 11, two ends of the round workpiece are supported and limited through the first concave surface 10 and the second concave surface 12 respectively, so that the top end of the workpiece is lower than the distance sensor 4, the diameter of the round workpiece is directly obtained through the distance between the irradiation end of the distance sensor 4 and the second concave surface 12, detection is quick and effective, detection points are easy to find stably, the workpiece to be detected can be positioned by moving the first sliding rod 2 and the second sliding rod 3, the phenomenon that hand soreness occurs during long-time detection is prevented, the detection result is accurate, and the measurement effect is improved.

All the technical features in the embodiment can be freely combined according to actual needs.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The above embodiments are preferred implementations of the present invention, and in addition, the present invention includes other implementations, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.

Claims

1. The utility model provides a portable accurate size measurement device, includes the base, horizontal slip embedding has first slide bar and second slide bar on the base, first slide bar is parallel with the slip direction of second slide bar, its characterized in that, be equipped with distance sensor on the first slide bar, distance sensor's irradiation end is just to the second slide bar, distance sensor's irradiation direction is parallel with the slip direction of first slide bar.

2. The portable precision dimension measuring device of claim 1, wherein the base has a sliding cavity, the sliding cavity has a bottom having an anti-slip groove, the anti-slip groove has a width larger than that of the sliding cavity, the first and second sliding bars are located in the sliding cavity, the anti-slip groove extends in a direction perpendicular to the first sliding bar, and the bottoms of the first and second sliding bars are slidably fitted in the anti-slip groove.

3. The portable precision dimension measuring device of claim 2, wherein the first sliding rod is provided at a middle portion thereof with a detecting block, the detecting block is oriented, the distance sensor is provided in the detecting block, a starting point of an irradiation end of the distance sensor is located on a side surface of the detecting block, the second sliding rod is provided with a comparison block, the comparison block is opposite to the detecting block, and the irradiation end of the distance sensor is vertically oriented to a corresponding side surface of the comparison block.

4. The portable precision dimension measuring device as claimed in claim 2, wherein a positioning block is provided in the middle of the first slide bar, a first concave surface is provided on the front side of the positioning block, a limiting block is provided on the second slide bar, a second concave surface is provided on the side of the limiting block facing the positioning block, the first concave surface and the second concave surface are symmetrically arranged and are semicircular, the distance sensor is provided in the positioning block, and the irradiation end of the distance sensor faces the midpoint of the inner end of the second concave surface from the midpoint of the inner end of the first concave surface.

5. The portable precision dimension measuring device of claim 2, wherein the opening at the top end of the sliding chamber is horizontally provided with a scale.