CN219319341U

CN219319341U - Laser angle measuring device

Info

Publication number: CN219319341U
Application number: CN202320558949.8U
Authority: CN
Inventors: 谭文华
Original assignee: GUANGDONG YANGJIANG QUALITY MEASUREMENT SUPERVISION INSPECTION INSTITUTE
Current assignee: GUANGDONG YANGJIANG QUALITY MEASUREMENT SUPERVISION INSPECTION INSTITUTE
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-07-07
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to the technical field of hardware angle measurement, in particular to a laser angle measurement device which comprises a supporting seat, a scale ring, a mounting seat, a laser source and an adjusting component for adjusting the position of the mounting seat, wherein the scale ring and the adjusting component are both arranged on the supporting seat, the scale ring is annular and is positioned above the adjusting component, the adjusting component is movably connected with the supporting seat, the mounting seat is arranged in the scale ring, the mounting seat is connected with the adjusting component, the laser source is also arranged towards the middle part of the scale ring, and a light beam emitted by the laser source can pass through the mounting seat and then be mapped on the scale ring. The utility model aims to solve the problems of inaccurate cutting edge angle, complicated process and low efficiency of the existing measuring tool, and provides a laser angle measuring device which is simple, convenient and rapid to operate and has high accuracy, and the measuring efficiency and accuracy can be improved.

Description

Laser angle measuring device

Technical Field

The utility model relates to the technical field of hardware angle measurement, in particular to a laser angle measurement device.

Background

Hardware, especially the cutting edge, often need to measure the angle of the cutting edge, namely the peak angle of the cutting edge, the smaller the angle is, the finer the cutting edge is, the sharper the cutting edge is, often because the cross section is too small, cause the phenomenon of not being impact-resistant, easy to cause and break, therefore, to have sharpness and service life of the cutting edge at the same time, need to carry on certain restriction to the angle of the cutting edge, need to check whether the angle of the cutting edge meets the requirements after the manufacturing of the cutting tool is finished, the simplest way is through measuring width and thickness of the cutting edge line, calculate the angle of the cutting edge with the trigonometric function, but because of causing certain error in the measuring process easily, bring certain error in the calculating process too, make the deviation of the angle of the cutting edge finally obtained and actual cutting edge angle bigger, inaccurate; moreover, the final result can be obtained through measurement and calculation, the process is complex, and the efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems of inaccurate cutting edge angle, complicated process and low efficiency of the existing measuring tool, and provides a laser angle measuring device which is simple, convenient and rapid to operate and has high accuracy, and the measuring efficiency and accuracy can be improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a laser angle measuring device, includes supporting seat, scale ring, mount pad, laser source, is used for adjusting the adjusting part of mount pad position, the scale ring with adjusting part all install in the supporting seat, the scale ring be annular and be located adjusting part top, adjusting part and supporting seat swing joint, the mount pad is installed in the scale ring, and the mount pad is connected with adjusting part, the laser source also sets up towards scale ring middle part, and the light beam that the laser source sent can pass the mapping behind the mount pad on the scale ring.

In the scheme, the element to be measured is fixed on the mounting seat by mounting the scale ring on the supporting seat, the position of the mounting seat relative to the scale ring is adjusted by utilizing the adjusting component to adjust the position of the element to be measured relative to the laser source, so that laser emitted by the laser source is aligned with the center of the element to be measured, the laser irradiates the cutting edge and is reflected onto the scale ring along two sides of the cutting edge, the scale ring is used for displaying angle marks, and the relative angle can be read from two light spot positions on the scale ring, namely the angle of the cutting edge. The laser angle measuring device can intuitively observe the angle of the cutting edge, can obtain a final result through reading, has small relative error, can improve the accuracy of measuring the angle of the cutting edge, is relatively simple to operate, has low technical level requirements on operators, and can improve the measuring efficiency.

Further, a plurality of magnetic elements are embedded in the mounting seat, and the magnetic elements are sequentially arranged on the mounting seat. The magnetic attraction element can fix the element to be tested through magnetic attraction, so that the element to be tested can be fixed on the mounting seat, and the subsequent angle measurement of the element to be tested is facilitated.

Further, the mounting seat is further provided with a limiting part, the limiting part is located beside the magnetic attraction element far away from the end part of the mounting seat, the limiting part protrudes out of the surface of the mounting seat, a first through hole is formed in the limiting part in a penetrating mode, and a light beam emitted by the laser source can penetrate through the first through hole. The limiting part is used for limiting the elements to be tested, so that after different elements to be tested are placed on the mounting seat, the positions of the end parts are kept constant, the consistency of the different elements to be tested in angle measurement is kept, and the accuracy is improved. The laser beam emitted by the laser source passes through the first through hole on the limiting part and then can irradiate the cutting edge of the element to be measured, the position of the mounting seat is adjusted through the adjusting component, so that the laser beam is just aligned to the center of the element to be measured, specifically, the spot sizes of the scale ring reflected from two sides of the element to be measured can be compared, when the spot sizes of the two sides of the element to be measured are consistent, the laser beam is indicated to just irradiate the center of the element to be measured, the laser beam is taken as a measurement rule, and the measurement method of each element to be measured is the same, so that the measurement error can be reduced, and the accuracy of angle measurement is improved.

Further, the mounting seat is provided with a second through hole near the limiting part, the second through hole penetrates through the mounting seat, and the second through hole is perpendicular to the first through hole. The laser beam passing through the first through hole irradiates the center of the element to be measured and then reflects from two sides of the cutting edge of the element to be measured, then passes through the mounting seat through the second through hole and irradiates the mounting seat to form light spots on the scale ring, and of course, the height of the limiting part on the mounting seat can be set, so that the laser beam passes through the first through hole on the limiting part, and then passes through the upper part or the lower part of the mounting seat and irradiates the scale ring to form light spots; on the other hand, a plurality of magnetic elements can be respectively arranged on the upper side and the lower side of the second through hole, the elements to be tested are fixed from different heights, the fixing effect of the mounting seat on the elements to be tested is convenient to improve, and the stability is improved.

Further, the aperture of the second through hole is larger than the aperture of the first through hole. The position of the first through hole can be aligned with the laser source, so that the first through hole can be smaller, the laser beam emitted by the laser source can pass through the first through hole, but the laser beam passes through the second through hole after being reflected by the element to be detected, and the angle difference of the reflected laser beam is larger because of different cutting edge angles, so that the aperture of the second through hole is set larger, the measuring range of cutters with different cutting edge angles can be enlarged, and the practicability of the laser angle measuring device is improved.

Further, the scale ring is provided with scale marks, and the scale marks are arranged on the annular inner side of the scale ring. The scale marks are used for marking angles, and the laser source emits laser beams and then reflects the laser beams onto the scale ring through the element to be measured, so that the scale marks are arranged on the annular inner side of the scale ring, and the angle value of the element to be measured can be read more intuitively according to the positions of the light spots.

Further, the first through hole and the central axis of the second through hole are all located on the same horizontal plane and are flush with the middle part of the scale mark of the scale ring. The central axis of the first through hole and the central axis of the second through hole are arranged on the same horizontal plane, so that the angle range to be measured of the utility model can be improved, and the middle part of the scale mark is also arranged on the horizontal plane, thereby being convenient for observing reading.

Further, the adjusting part comprises a screw rod, a nut, an adjusting hand wheel and a limiting part, wherein the screw rod penetrates through the supporting seat and is rotationally connected with the supporting seat, the end part of the screw rod protrudes out of the supporting seat, the adjusting hand wheel is arranged at the end part of the screw rod and is positioned at the outer side of the supporting seat, the limiting part is arranged on the supporting seat and is in butt joint with the end part of the screw rod to be limited, the nut is arranged on the mounting seat, and the screw rod and the nut form a transmission pair. The screw is limited by the limiting piece, so that the screw can only rotate relative to the supporting seat, but cannot move relative to the supporting seat, when the nut and the screw are converted into linear movement by rotating the adjusting hand wheel, the position of the screw is motionless, but the nut moves, so that the mounting seat moves in the scale ring, the element to be measured can move relative to the laser source, the position of the element to be measured is adjusted, and the laser beam emitted by the laser source can be aligned with the center of the element to be measured, so that the element to be measured with different thicknesses is adapted.

Further, the adjusting component further comprises a sliding rail and a sliding block, the sliding block is arranged at the bottom of the mounting seat, two ends of the sliding rail are connected with the supporting seat, and the sliding block is further in sliding connection with the sliding rail. The nut moves to drive the mounting seat to enable the sliding block and the sliding rail to slide relatively, so that the position of the element to be tested can be moved conveniently, and the sliding rail plays a guiding role.

Further, the supporting seat comprises a bottom plate and supporting legs, the supporting legs are arranged at the bottom of the bottom plate, the scale ring is arranged on the bottom plate, and the adjusting component is arranged on the supporting legs. The bottom plate is used for being connected with the scale ring and the stabilizer blade, and the installation of the subassembly can be convenient for to the stabilizer blade, realizes holistic support and installation fixedly.

The beneficial effects of the utility model are as follows:

according to the laser angle measuring device, the screw rod and the nut move relatively by rotating the adjusting hand wheel, the limiting piece is used for limiting the screw rod, so that the screw rod can only rotate relative to the supporting seat but cannot move linearly, the nut moves relative to the screw rod, the sliding block of the mounting seat is driven to slide on the sliding rail, further, the position adjustment of the element to be measured relative to the laser source is realized, the centers of the elements to be measured with different thicknesses can be aligned with laser beams emitted by the laser source, the two sides of the cutting edge of the element to be measured are used for reflecting the laser beams, two light spots are formed on the scale ring, the angle value can be read directly from the scale ring by judging the position of the light spots, the whole process is simple and fast, intermediate conversion or calculation links are not needed, the measuring error can be reduced, and the measuring accuracy is improved.

Drawings

Fig. 1 is an external view of a laser angle measuring device according to an embodiment of the present utility model.

Fig. 2 is a cross-sectional view A-A of fig. 1 after placement of a component under test.

Fig. 3 is a B-B cross-sectional view of fig. 2 with the component under test removed.

Fig. 4 is a cross-sectional view of fig. 2 with the component under test removed.

Fig. 5 is a D-D cross-sectional view of fig. 2.

Wherein, the graphic marks are described as follows:

1. a support base; 11. a bottom plate; 12. a support leg; 2. a scale ring; 21. a scale mark; 3. a mounting base; 31. a limit part; 311. a first through hole; 32. a second through hole; 4. a laser source; 5. an adjustment assembly; 51. a screw rod; 52. a nut; 53. an adjusting hand wheel; 54. a limiting piece; 55. a slide rail; 56. a slide block; 6. a magnetic attraction element; 7. and a device under test.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present utility model and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.

The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:

example 1

An embodiment 1 of a laser angle measuring device according to the present utility model is shown in fig. 1 to 5, and includes a supporting seat 1, a scale ring 2, a mounting seat 3, a laser source 4, and an adjusting component 5 for adjusting the position of the mounting seat 3, wherein the scale ring 2 and the adjusting component 5 are both installed on the supporting seat 1, the scale ring 2 is annular and is located above the adjusting component 5, a scale mark 21 is provided on the scale ring 2, the scale mark 21 is provided on the annular inner side of the scale ring 2, the adjusting component 5 is movably connected with the supporting seat 1, the mounting seat 3 is installed in the scale ring 2, the mounting seat 3 is connected with the adjusting component 5, the laser source 4 is also arranged towards the middle of the scale ring 2, and a light beam emitted by the laser source 4 can pass through the mounting seat 3 and then be mapped on the scale ring 2. The supporting seat 1 is used for providing support for the scale ring 2 and installing and fixing the adjusting component 5; the mounting seat 3 is used for fixing the element 7 to be tested; the laser source 4 is used for providing a laser beam for detection; the adjusting assembly 5 is used to adjust the position of the mounting base 3 so that the center of the element 7 to be measured is aligned with the laser beam emitted from the laser source 4. Specifically, a plurality of magnetic elements 6 are embedded in the mounting seat 3, and the magnetic elements 6 are sequentially arranged on the mounting seat 3. The magnetic attraction element 6 is used for fixing the element 7 to be tested. The mounting seat 3 is further provided with a limiting part 31, the limiting part 31 is located beside the magnetic attraction element 6 far away from the end part of the mounting seat 3, the limiting part 31 is arranged to protrude out of the surface of the mounting seat 3, the limiting part 31 is perpendicular to the length direction of the mounting seat 3, a first through hole 311 is formed in the limiting part 31 in a penetrating mode, the laser source 4 is located on the circumference of the scale ring 2 or the laser source 4 is located on the inner side of the scale ring 2, and the laser source 4 is arranged towards the circle center direction of the scale ring 2; of course, the laser source 4 may be located outside the scale ring 2, but a through hole needs to be formed from the scale ring 2 so as to allow the laser to penetrate therethrough, and the light beam emitted from the laser source 4 may pass through the first through hole 311 of the limiting portion 31 and irradiate onto the element 7 to be measured. Further, a second through hole 32 is provided at the position of the mounting seat 3 close to the limiting portion 31, the second through hole 32 penetrates through the mounting seat 3, the second through hole 32 is perpendicular to the first through hole 311, and of course, the axis of the second through hole 32 may be inclined to the axis of the first through hole 311; the magnetic element 6 is arranged beside the second through hole 32 on the mounting seat 3. Also, the second through hole 32 has a larger aperture than the first through hole 311. The position of the first through hole 311 can be aligned with the laser source 4, so that the first through hole 311 can be smaller, so that the laser beam emitted by the laser source 4 can pass through, but because the laser beam needs to pass through the second through hole 32 after being reflected by the element 7 to be measured, the angle difference of the reflected laser beam is larger because of different cutting edge angles, the aperture of the second through hole 32 is set larger, the measuring range of the cutter with different cutting edge angles can be enlarged, and the practicability of the laser angle measuring device is improved.

Preferably, the central axes of the first through hole 311 and the second through hole 32 are all located on the same horizontal plane and are flush with the middle part of the scale mark 21 of the scale ring 2. Setting the central axis of the first through hole 311 and the central axis of the second through hole 32 on the same horizontal plane can promote the angle range to be measured of the utility model, and setting the middle part of the scale mark 21 on the horizontal plane can facilitate the observation of the reading.

As a modification of this embodiment, the adjusting assembly 5 includes a screw rod 51, a nut 52, an adjusting hand wheel 53, and a limiting member 54, where the screw rod 51 passes through the supporting seat 1 and is rotationally connected with the supporting seat 1, one end of the screw rod 51 is inserted into the supporting seat 1, the other end protrudes out of the supporting seat 1, the adjusting hand wheel 53 is mounted at the end of the screw rod 51 protruding out of the supporting seat 1, the limiting member 54 is mounted on the supporting seat 1 and is in abutting limiting with the end of the screw rod 51, the nut 52 is mounted on the mounting seat 3, and the screw rod 51 and the nut 52 form a transmission pair. The adjusting assembly 5 further comprises a sliding rail 55 and a sliding block 56, the sliding block 56 is arranged at the bottom of the mounting seat 3, two ends of the sliding rail 55 are connected with the supporting seat 1, and the sliding block 56 is further in sliding connection with the sliding rail 55. The screw rod 51 is limited by the limiting piece 54, so that the screw rod 51 can only rotate relative to the supporting seat 1, but cannot move relative to the supporting seat 1, when the nut 52 and the screw rod 51 are converted into linear movement by rotating the adjusting hand wheel 53, the position of the screw rod 51 is not moved, but the nut 52 moves, so that the mounting seat 3 moves in the scale ring 2, the element 7 to be measured can move relative to the laser source 4, the position of the element 7 to be measured is adjusted, and the laser beam emitted by the laser source 4 can be aligned with the center of the element 7 to be measured, so that the element 7 to be measured with different thicknesses is suitable. The nut 52 moves to drive the mounting seat 3 to enable the sliding block 56 and the sliding rail 55 to slide relatively, so that the position of the element 7 to be tested can be moved conveniently, and the sliding rail 55 plays a guiding role.

The working principle is as follows:

the element 7 to be measured is placed on the mounting seat 3, the limiting part 31 is used for limiting, the element 7 to be measured is fixed by utilizing the plurality of magnetic attraction elements 6 embedded in the mounting seat 3, the laser of the laser source 4 irradiates the element 7 to be measured through the first through hole 311, the laser is reflected from the cutting edge of the element 7 to be measured, passes through the second through hole 32 and irradiates the scale ring 2 to form a light spot, and the scale mark 21 is read according to the position of the light spot to obtain the cutting edge angle.

Example 2

The present embodiment is an embodiment 2 of a laser angle measuring device, which is similar to embodiment 1, except that a plurality of magnetic attraction elements 6 are respectively located on the upper and lower sides of the second through hole 32. The element 7 to be tested is adsorbed and fixed through the magnetic element 6, and the mounting seat 3 is used for improving the reliability of the mounting and fixing of the element 7 to be tested by fixing the element 6 from different positions of the element 7 to be tested in the height direction and from different positions of the element 7 to be tested in the length direction.

Example 3

The embodiment is an embodiment 3 of a laser angle measuring device, which is similar to embodiment 1, except that the supporting base 1 includes a base plate 11 and a leg 12, the leg 12 is mounted at the bottom of the base plate 11, the scale ring 2 is mounted on the base plate 11, and the adjusting component 5 is mounted on the leg 12. The bottom plate 11 is used for being connected with the scale ring 2 and the stabilizer blade 12, and the installation of the subassembly 5 can be convenient for to the stabilizer blade 12, realizes holistic support and installation fixedly.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The utility model provides a laser angle measurement device, its characterized in that, including supporting seat (1), scale ring (2), mount pad (3), laser source (4), be used for adjusting part (5) of mount pad (3) position, scale ring (2) with adjusting part (5) all install in supporting seat (1), scale ring (2) are ring form and are located adjusting part (5) top, adjusting part (5) and supporting seat (1) swing joint, mount pad (3) are installed in scale ring (2), and mount pad (3) are connected with adjusting part (5), laser source (4) also set up towards scale ring (2) middle part, and the light beam that laser source (4) sent can map on scale ring (2) after passing mount pad (3).

2. The laser angle measuring device according to claim 1, wherein the mounting base (3) is embedded with a plurality of magnetic attraction elements (6), and the plurality of magnetic attraction elements (6) are sequentially arranged on the mounting base (3).

3. The laser angle measuring device according to claim 2, wherein the mounting seat (3) is further provided with a limiting portion (31), the limiting portion (31) is located beside the magnetic attraction element (6) far away from the end portion of the mounting seat (3), the limiting portion (31) protrudes out of the surface of the mounting seat (3), a first through hole (311) is formed in the limiting portion (31) in a penetrating mode, and a light beam emitted by the laser source (4) can penetrate through the first through hole (311).

4. A laser angle measuring device according to claim 3, characterized in that the mounting base (3) is provided with a second through hole (32) near the limiting part (31), the second through hole (32) is arranged through the mounting base (3), and the second through hole (32) is arranged perpendicular to the first through hole (311).

5. The laser angle measuring device according to claim 4, characterized in that the aperture of the second through hole (32) is larger than the aperture of the first through hole (311).

6. The laser angle measuring device according to claim 5, characterized in that the scale ring (2) is provided with scale marks (21), the scale marks (21) being arranged on the annular inner side of the scale ring (2).

7. The laser angle measuring device according to claim 6, wherein the first through hole (311) and the central axis of the second through hole (32) are all located on the same horizontal plane and are flush with the middle part of the scale mark (21) of the scale ring (2).

8. The laser angle measuring device according to any one of claims 1 to 7, wherein the adjusting assembly (5) comprises a screw rod (51), a nut (52), an adjusting hand wheel (53) and a limiting piece (54), the screw rod (51) penetrates through the supporting seat (1) and is rotationally connected with the supporting seat (1), the end part of the screw rod (51) protrudes out of the supporting seat (1) to be arranged, the adjusting hand wheel (53) is arranged at the end part of the screw rod (51) and is positioned at the outer side of the supporting seat (1), the limiting piece (54) is arranged on the supporting seat (1) and is in abutting limiting with the end part of the screw rod (51), the nut (52) is arranged on the mounting seat (3), and the screw rod (51) and the nut (52) form a transmission pair.

9. The laser angle measuring device according to claim 8, wherein the adjusting assembly (5) further comprises a sliding rail (55) and a sliding block (56), the sliding block (56) is installed at the bottom of the installation seat (3), two ends of the sliding rail (55) are connected with the supporting seat (1), and the sliding block (56) is further connected with the sliding rail (55) in a sliding manner.

10. The laser angle measuring device according to claim 1, wherein the supporting base (1) comprises a bottom plate (11) and supporting legs (12), the supporting legs (12) are arranged at the bottom of the bottom plate (11), the scale ring (2) is arranged on the bottom plate (11), and the adjusting component (5) is arranged on the supporting legs (12).