CN212747684U

CN212747684U - Precision measurement device for precision part production

Info

Publication number: CN212747684U
Application number: CN202022036040.5U
Authority: CN
Inventors: 缪裕亮; 吴旭东
Original assignee: Suzhou Songgeli Precision Technology Co ltd
Current assignee: Suzhou Songgeli Precision Technology Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-03-19
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a precision measuring device for precision part production, which comprises a base, wherein two sides of the top end of the base are fixedly connected with a supporting plate, two sides of the top end of the supporting plate are fixedly connected with a top plate, a threaded rod is rotatably connected between the two sides of the top end of the base and the top plate, a movable plate is connected between the threaded rods in a threaded manner, a digital display ten-thousandth-minute scale is fixedly connected at the center of the movable plate, laser distance measuring instruments are fixedly connected at two sides of the movable plate, one side of the two sides, which is opposite to the laser distance measuring instruments, is slidably connected with the supporting plate, laser micrometer instruments are fixedly connected at two sides of the center of the movable plate, worm wheels are fixedly connected at the periphery of the bottom end of the threaded rod at two sides, the distance between a reference platform, and the size difference between the laser range finder and the laser micrometer is the size of the workpiece to be measured.

Description

Precision measurement device for precision part production

Technical Field

The utility model relates to an accurate part production field especially relates to an accurate precision measurement device for part production.

Background

The precision part is a fitting widely applied to industries such as automobiles, communication, medical treatment, clocks, mobile phones, computers and the like, is different from common parts, is more precise and is more suitable for industries with high requirements on precision, the dimensional precision of a workpiece is important in the production process of the precision part, and methods for obtaining the dimensional precision of the workpiece in the traditional machining process include a trial cutting method, an adjusting method, a sizing method, an active measuring method and the like, but the methods still have defects.

When the existing workpiece precision is measured, a ten-thousandth meter or a ten-thousandth ruler is usually used for measuring the size of the workpiece, the measuring range of the ten-thousandth meter and the ten-thousandth ruler is limited, the workpiece with a large size is difficult to effectively measure, the workpiece precision is troublesome to use, the workpiece precision needs to be measured by hands, and errors easily occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a precision measuring device for precision part production.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a precision measuring device for producing precision parts comprises a base, wherein supporting plates are fixedly connected to two sides of the top end of the base, a top plate is fixedly connected to the top ends of the supporting plates, a threaded rod is rotatably connected between the two sides of the top end of the base and the top plate, a movable plate is in threaded connection between the threaded rods, a digital display ten-thousandth meter is fixedly connected to the center of the movable plate, laser range finders are fixedly connected to two sides of the movable plate, one side, away from the laser range finders, of the two sides is slidably connected with the supporting plates, the laser range finders are fixedly connected to two sides of the center of the movable plate, a worm wheel is fixedly connected to the bottom peripheral side of the threaded rod on two sides, a worm is rotatably connected between the bottom ends of the supporting plates on two sides, a rotating handle is, and a workpiece to be measured is arranged at the center of the top end of the reference table.

As a further description of the above technical solution:

the top of roof is provided with the notch that link up, the width of notch corresponds with the width of digital display ten-thousandth micrometer.

As a further description of the above technical solution:

the thread connection department of fly leaf and threaded rod is provided with the screw hole that corresponds, the center department of fly leaf is provided with the through-hole, the fixed setting in the through-hole of digital display ten-thousandth micrometer.

As a further description of the above technical solution:

the backup pad is provided with the slide rail in the sliding connection department with laser range finder, laser range finder sets up the arch in the sliding connection department with the backup pad.

As a further description of the above technical solution:

the threaded rod passes the benchmark platform and rotates with the base to be connected, the threaded rod rotates with the benchmark platform to be connected, the benchmark platform is provided with the through-hole with the rotation junction of threaded rod.

As a further description of the above technical solution:

one end of the worm penetrates through the support plate and extends, and the extending position of the worm is fixedly connected with the rotating handle.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up the little appearance of laser range finder and laser side, detect the distance between benchmark platform and the fly leaf through the laser range finder, detect the distance between work piece and the fly leaf that awaits measuring through the laser range finder, the size difference between laser range finder and the laser range finder is the size of work piece that awaits measuring promptly.

2. The utility model discloses a set up the laser micrometer and come to scan the surface of the work piece that awaits measuring to this roughness data that obtains workpiece surface, and distancer and micrometer and digital display ten thousandth of minute table cooperation, the size precision of measuring the work piece that can be fine.

3. The utility model discloses a set up threaded rod and fly leaf, when the part is great, drive the threaded rod through the worm gear and rotate, drive the fly leaf through the threaded rod and reciprocate to this adjusts the distance between fly leaf and the benchmark board, and the convenience is according to the big or small adjustment interval of work piece, guarantees the measuring accuracy.

Drawings

Fig. 1 is a front view of a precision measuring device for producing precision parts according to the present invention;

fig. 2 is a schematic diagram of a movable plate of the precision measuring device for producing precision parts according to the present invention;

fig. 3 is the utility model provides a precision measurement device's for precision parts production roof sketch map.

Illustration of the drawings:

1. a base; 2. a support plate; 3. turning a handle; 4. a laser range finder; 5. a laser micrometer; 6. a top plate; 7. a ten-thousandth meter is digitally displayed; 8. a movable plate; 9. a threaded rod; 10. a reference table; 11. a workpiece to be tested; 12. a worm; 13. a worm gear.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a precision measuring device for producing precision parts comprises a base 1, wherein supporting plates 2 are fixedly connected to two sides of the top end of the base 1, top plates 6 are fixedly connected to the top ends of the supporting plates 2, threaded rods 9 are rotatably connected between two sides of the top end of the base 1 and the top plates 6, the threaded rods 9 drive a movable plate 8 to ascend or descend so as to adjust the distance between the movable plate 8 and a reference table 10, the movable plate 8 is in threaded connection between the threaded rods 9 on two sides, a measuring instrument is mounted on the movable plate 8 to measure the precision of a workpiece, a digital display ten-thousandth-minute meter 7 is fixedly connected to the center of the movable plate 8, the high-precision measurement is carried out through the digital display ten-thousandth-minute meter 7, laser range finders 4 are fixedly connected to two sides of the movable plate 8, the distance between the movable plate 8 and the, the laser micrometer 5 is fixedly connected with two sides of the center of the movable plate 8, the three-dimensional image is scanned through the laser micrometer 5, the logarithm display ten-thousandth micrometer 7 is calibrated, worm wheels 13 are fixedly connected with the bottom sides of the threaded rods 9 on the two sides, a worm 12 is rotatably connected between the bottoms of the supporting plates 2 on the two sides, the worm wheels 13 are driven by the worm 12 to rotate simultaneously, a rotating handle 3 is fixedly connected with one end of the worm 12, the worm 12 is driven to rotate by the rotating handle 3, a reference platform 10 is fixedly connected with the position, close to the worm 12, below the supporting plates 2 on the two sides, the reference platform 10 is a measuring reference surface, and a workpiece 11 to be measured is arranged at the center of the top end.

The top of roof 6 is provided with the notch that link up, and the width of notch corresponds with the width of digital display ten thousand decimeters 7, and digital display ten thousand decimeters 7 can pass roof 6 to this increases whole measuring range. The threaded connection position of the movable plate 8 and the threaded rod 9 is provided with a corresponding threaded hole, the center of the movable plate 8 is provided with a through hole, and the digital display ten-thousandth meter 7 is fixedly arranged in the through hole. Backup pad 2 is provided with the slide rail in the sliding connection department with laser range finder 4, and laser range finder 4 sets up the arch in the sliding connection department with backup pad 2. The threaded rod 9 penetrates through the reference table 10 and is rotatably connected with the base 1, the threaded rod 9 is rotatably connected with the reference table 10, and a through hole is formed in the position, where the reference table 10 is rotatably connected with the threaded rod 9. One end of the worm 12 penetrates through the support plate 2 and extends, and the extension part of the worm 12 is fixedly connected with the rotating handle 3.

The working principle is as follows: a workpiece 11 to be measured is placed on a reference table 10, the workpiece 11 to be measured is attached to the top end of the reference table 10, a rotating handle 3 is rotated, the rotating handle 3 drives a worm 12 to rotate, the worm 12 drives two worm wheels 13 to rotate, the two worm wheels 13 drive a threaded rod 9 to rotate, the threaded rod 9 drives the movable plate 8 to descend, so that the digital display ten-thousandth meter 7 at the center of the movable plate 8 is close to the workpiece 11 to be measured, before that, the reference reading of the digital display ten-thousandth meter 7 is set as the extension length of the bottom end of the digital display ten-thousandth meter 7, the size of the workpiece can be obtained through the reading of the laser range finder 4 and the digital display ten-thousandth meter 7, the reading is calibrated through the laser micrometer 5, the stability and the accuracy of the data are ensured, meanwhile, the laser micrometer 5 scans the workpiece from two directions, so that three-dimensional size data of the workpiece can be identified, and the size and the dimension of the workpiece can be conveniently recorded and measured through a computer.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a precision measurement device is used in precision parts production, includes base (1), its characterized in that: the laser distance measuring device is characterized in that supporting plates (2) are fixedly connected to two sides of the top of the base (1), a top plate (6) is fixedly connected to two sides of the top of the supporting plates (2), a threaded rod (9) is rotatably connected between two sides of the top of the base (1) and the top plate (6), a movable plate (8) is in threaded connection between the threaded rods (9), a digital display ten-thousandth meter (7) is fixedly connected to the center of the movable plate (8), a laser distance measuring instrument (4) is fixedly connected to two sides of the movable plate (8), one side, away from the laser distance measuring instrument (4), of each side is in sliding connection with the supporting plates (2), a laser micrometer (5) is fixedly connected to two sides of the center of the movable plate (8), worm wheels (13) are fixedly connected to the sides of the bottom of the threaded rods (9), one end of the worm (12) is fixedly connected with a rotating handle (3), two sides of the position, close to the worm (12), of the lower portion of the supporting plate (2) are fixedly connected with a reference table (10), and a workpiece (11) to be measured is arranged at the center of the top end of the reference table (10).

2. The precision measuring device for precision part production according to claim 1, characterized in that: the top end of the top plate (6) is provided with a through notch, and the width of the notch corresponds to the width of the digital display ten-thousandth meter (7).

3. The precision measuring device for precision part production according to claim 1, characterized in that: the thread connection department of fly leaf (8) and threaded rod (9) is provided with the screw hole that corresponds, the center department of fly leaf (8) is provided with the through-hole, digital display ten-thousandth minute table (7) is fixed to be set up in the through-hole.

4. The precision measuring device for precision part production according to claim 1, characterized in that: the laser range finder is characterized in that a sliding rail is arranged at the sliding connection position of the support plate (2) and the laser range finder (4), and a protrusion is arranged at the sliding connection position of the laser range finder (4) and the support plate (2).

5. The precision measuring device for precision part production according to claim 1, characterized in that: threaded rod (9) pass benchmark platform (10) and rotate with base (1) and be connected, threaded rod (9) rotate with benchmark platform (10) and be connected, benchmark platform (10) are provided with the through-hole in the rotation junction with threaded rod (9).

6. The precision measuring device for precision part production according to claim 1, characterized in that: one end of the worm (12) penetrates through the support plate (2) and extends, and the extending part of the worm (12) is fixedly connected with the rotating handle (3).