Tool wear measuring instrument

Abstract

The invention discloses a mechanical device for acquiring a cutter wear image, which mainly comprises a base, a stand column mounted on the base, a pulley and a belt mounted on the stand column, a counterweight and a camera mounting frame mounted on two sides of the belt, and two linear slide rails and two slide blocks which are mounted on the camera mounting frame and are perpendicular to each other, the camera support and the focusing standard baffle are arranged on each sliding block, the two guide rails are installed on the base, the rotating bearing is installed on the guide rails, and the cutter handle fixing device is installed on the bearing. During use, a cutter handle and a cutter are placed into the cutter handle fixing device together and pushed to a proper position along the horizontal guide rail to be locked, the camera mounting frame is adjusted to a proper position, and the two camera guide rails perpendicular to each other are adjusted to enable the focusing baffles in the two directions to just abut against the top face and the side face of the cutter. Wear images of the end face and the side face of the cutter are obtained through a photographing system.

Description

Technical Field

[0001] The present application relates to the field of measuring instruments, and in particular to a tool wear measuring instrument. Background Art

[0002] The evaluation of production costs is a very important statistical work for mechanical processing companies. In mechanical processing, cutting processing is widely used. The cost of tool consumption accounts for a very large proportion of the cost structure of cutting processing. It is even the first production cost in cutting processing of difficult-to-process materials and CNC processing. Therefore, the evaluation and management of tool life is very important. The management of tool life in production mainly consists of two methods: fixed life management and wear management. The former is often very conservative. Although the latter can reasonably utilize the cutting capacity of the tool, frequent tool measurement will increase downtime and consume a lot of manpower. Therefore, production companies urgently need a way to obtain images of tool wear parts conveniently, quickly and at low cost. Summary of the invention

[0003] The present application provides a tool wear measuring instrument, which can obtain images of tool wear parts conveniently, quickly and at low cost.

[0004] To achieve the above object, the technical solution of the present invention is: a tool wear measuring instrument, including a base plate 3, a column 4, a vertical guide rail 12, an upper slide plate 19, a vertical camera 16, a horizontal camera 17, a guide rail 23, a slide plate 22, an upper swivel seat 35 and a tool handle 20, wherein:

[0005] The bottom plate 3 is mounted on the supporting leg 2, two guide rails 23 are mounted on the bottom plate 3, a limit block 33, a slide plate 22 is mounted on the guide rail 23 and slides along the guide rail 22, a locking mechanism 1 is mounted on the slide plate 22, a lower swivel seat 24 is mounted on the bottom plate 3, an upper swivel seat 35 is mounted on the lower swivel seat 24, a cover 21 is mounted on the upper swivel seat 35, a tool handle 20 is mounted on the upper swivel seat 35, a column 4 is mounted on the bottom plate 3, a steel belt 6 is mounted on the column 4, a pulley frame 9 is mounted on the column 4, a vertical guide rail 12 is mounted on the column 4, two pulleys 11 are mounted on the pulley frame 9, a counterweight guide rail 34 is mounted on the column 4, an upper slide plate 19 is mounted on the vertical guide rail 12 and slides along the vertical guide rail 12, the upper slide plate 19 is slidably connected to the vertical guide rail 12 through a slider 25, a protective housing 32 is mounted on the upper slide plate 19, a side slider connecting plate 26, a vertical slider connecting plate The connecting plate 13 is installed on the upper slide plate 19, the locking plate 8 and the locking handle 7 are installed on the upper slide plate 19, the vertical camera rail 14 is installed on the vertical slider connecting plate 13, the horizontal camera rail 18 is installed on the horizontal slider connecting plate 26, the vertical adjustment knob 15 is installed on the vertical camera mounting seat 29, the horizontal adjustment knob 27 is installed on the horizontal camera mounting seat 28, the vertical camera mounting seat 28 is installed on the vertical camera rail 14, the horizontal camera mounting seat 29 is installed on the horizontal camera rail 18, the horizontal camera 17 is installed on the horizontal camera mounting seat 28, the vertical camera 16 is installed on the vertical camera mounting seat 29, the vertical positioning plate 30 is installed on the protective shell 32, the horizontal positioning plate 31 is installed on the protective shell 32, the belt 10 is mounted on the upper slide plate 19 and the pulley 11, and the counterweight 5 is mounted on the belt 10.

[0006] Specifically, the column 4 is installed on four supporting legs 2, and the whole measuring device is leveled by adjusting the height of the four supporting legs.

[0007] Specifically, a locking mechanism 1 is installed on the slide plate 22 to lock the slide plate at any position.

[0008] Specifically, a lower rotating seat 24 is installed on the slide plate 22 , an upper rotating seat 35 is installed on the lower rotating seat 24 , a cover 21 is installed on the upper rotating seat 35 , and a knife handle 20 is installed on the cover 21 .

[0009] Specifically, the steel belt 6 is installed on the column 4, the locking plate 8 and the locking handle 7 are installed on the upper slide plate 19, and the locking handle locks the locking plate on the steel belt 6, and the vertical position of the upper slide plate 19 is locked together.

[0010] Specifically, the pulley frame 9 is installed on the column 4, two pulleys 11 are installed on the pulley frame 9, the counterweight guide rail 34 is installed on the column 4, and the counterweight 5 is mounted on the belt 10. The mass of the counterweight is consistent with the total mass of the vertical slider connecting plate 13, the vertical camera guide rail 14, the vertical adjustment knob 15, the vertical camera 16, the horizontal camera 17, the horizontal camera guide rail 18, the upper slide plate 19, the horizontal slider connecting plate 26, the horizontal adjustment knob 27, the vertical positioning plate 30, the horizontal positioning plate 31, and the protective shell 32, so that the vertical position of the vertical camera 16 and the horizontal camera 17 can stay stably at any position.

[0011] Specifically, the horizontal camera 17 and the horizontal camera rail 18 are installed on the horizontal slider connecting plate 26, the horizontal adjustment knob 27 is installed on the horizontal camera mounting seat 28, the horizontal camera mounting seat 29 is installed on the horizontal camera guide rail 18, and the horizontal camera 17 is installed on the horizontal camera mounting seat 28; the horizontal positioning plate 31 is installed on the protective housing 32, and the distance between the end face of the horizontal positioning plate 31 and the end face of the horizontal camera 17 is equal to the focal length of the horizontal camera 17.

[0012] Specifically, the vertical camera 16 and the vertical camera rail 14 are installed on the vertical slider connecting plate 13, the vertical adjustment knob 15 is installed on the vertical camera mounting seat 29, and the vertical camera mounting seat 28 is installed on the vertical camera rail 14; the vertical positioning plate 31 is installed on the protective shell 32, and the distance between the end face of the vertical positioning plate 30 and the end face of the vertical camera 16 is equal to the focal length of the vertical camera 16.

[0013] In summary, the present application provides a tool wear measuring instrument for solving the problem of obtaining tool wear area images quickly, accurately and without disassembling the tool during the production process. The tool wear can be measured together with the tool holder without disassembling the tool. In this way, the tool wear can be measured after the CNC machine tool has changed the tool normally and the tool returns to the production line tool clamp period. This does not increase the downtime, minimizes the labor intensity of the tool wear measurement operation, and reduces the cost of obtaining tool wear data. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the structure of a tool wear measuring instrument provided in this application;

[0015] Figure 2 A side view of the camera mounting bracket portion provided for this application;

[0016] Figure 3 A schematic diagram of the protective housing and positioning plate structure provided for this application;

[0017] Figure 4 A rear lateral view provided for this application;

[0018] Figure 5 A schematic diagram of the focal lengths of the vertical camera and the horizontal camera provided for this application;

[0019] Wherein: 1-locking mechanism, 2-support leg, 3-bottom plate, 4-column, 5-counterweight, 6-steel belt, 7-locking handle, 8-locking plate, 9-pulley frame, 10-belt, 11-pulley, 12-vertical guide rail, 13-vertical slider connecting plate, 14-vertical camera guide rail, 15-vertical adjustment knob, 16-vertical camera, 17-horizontal camera, 18-horizontal camera guide, 19-upper slide, 20-tool handle, 21-cover, 22-slide, 23-tool rail, 24-lower swivel seat, 25-slider, 26-horizontal slider connecting plate, 27-horizontal adjustment knob, 28-horizontal camera mounting seat, 29-vertical camera mounting seat, 30-vertical positioning plate, 31-horizontal positioning plate, 32-protective shell, 33-limiting block, 34-counterweight guide rail, 35-upper swivel seat. DETAILED DESCRIPTION

[0020] The present invention is further described below in conjunction with specific embodiments.

[0021] Embodiment 1

[0022] like Figures 1 to 4As shown, this embodiment includes a support leg 2, a base plate 3 is installed on the support leg 2, two guide rails 23 are installed on the base plate 3, a limit block 33, a slide plate 22 is installed on the guide rail 23 and can slide along the guide rail 22, a locking mechanism 1 is installed on the slide plate 22, a lower swivel seat 24 is installed on the base plate 3, an upper swivel seat 35 is installed on the lower swivel seat 24, a cover 21 is installed on the upper swivel seat 35, a tool handle 20 is installed on the upper swivel seat 35, a column 4 is installed on the base plate 3, a steel belt 6 is installed on the column 4, a pulley frame 9 is installed on the column 4, a vertical guide rail 12 is installed on the column 4, two pulleys 11 are installed on the pulley frame 9, a counterweight guide rail 34 is installed on the column 4, an upper slide plate 19 is installed on the vertical guide rail 12, and can slide along the vertical guide rail 12, the upper slide plate 19 is slidably connected to the vertical guide rail 12 through a slider 25, a protective shell 32 is installed on the upper slide plate 19, and a side slider is connected Plate 26 and vertical slider connecting plate 13 are installed on the upper slider 19, locking plate 8 and locking handle 7 are installed on the upper slider 19, vertical camera rail 14 is installed on the vertical slider connecting plate 13, horizontal camera rail 18 is installed on the horizontal slider connecting plate 26, vertical adjustment knob 15 is installed on vertical camera mount 29, horizontal adjustment knob 27 is installed on horizontal camera mount 28, vertical camera mount 28 is installed on vertical camera rail 14, horizontal camera mount 29 is installed on horizontal camera rail 18, horizontal camera 17 is installed on horizontal camera mount 28, vertical camera 16 is installed on vertical camera mount 29, vertical positioning plate 30 is installed on protective shell 32, horizontal positioning plate 31 is installed on protective shell 32, belt 10 is mounted on upper slider 19 and pulley 11, counterweight 5 is mounted on belt 10.

[0023] Preferably, the column 4 is mounted on four supporting legs 2, and the entire measuring device can be leveled by adjusting the heights of the four supporting legs.

[0024] Preferably, a locking mechanism 1 is installed on the slide plate 22, which can lock the slide plate at any position.

[0025] Preferably, a lower rotating seat 24 is mounted on the slide plate 22 , an upper rotating seat 35 is mounted on the lower rotating seat 24 , a cover 21 is mounted on the upper rotating seat 35 , and a knife handle 20 is mounted on the cover 21 .

[0026] Preferably, the steel belt 6 is installed on the column 4, and the locking plate 8 and the locking handle 7 are installed on the upper slide 19. The locking handle can lock the locking plate on the steel belt 6, and the vertical position of the upper slide 19 can be locked together.

[0027] Preferably, the pulley frame 9 is installed on the column 4, the two pulleys 11 are installed on the pulley frame 9, the counterweight guide rail 34 is installed on the column 4, and the counterweight 5 is mounted on the belt 10. The mass of the counterweight should be consistent with the total mass of the vertical slider connecting plate 13, the vertical camera guide rail 14, the vertical adjustment knob 15, the vertical camera 16, the horizontal camera 17, the horizontal camera guide rail 18, the upper slide plate 19, the horizontal slider connecting plate 26, the horizontal adjustment knob 27, the vertical positioning plate 30, the horizontal positioning plate 31, and the protective shell 32, so that the vertical position of the vertical camera 16, the horizontal camera 17, etc. can stay stably at any position.

[0028] Preferably, if Figure 5 As shown, the horizontal camera 17 and the horizontal camera guide rail 18 are mounted on the horizontal slider connecting plate 26, the horizontal adjustment knob 27 is mounted on the horizontal camera mounting seat 28, the horizontal camera mounting seat 29 is mounted on the horizontal camera guide rail 18, and the horizontal camera 17 is mounted on the horizontal camera mounting seat 28. The horizontal positioning plate 31 is mounted on the protective housing 32, and the distance between the end face of the horizontal positioning plate 31 and the end face of the horizontal camera 17 is equal to the focal length of the horizontal camera 17, as shown in FIG. Figure 5 Distance B is shown.

[0029] Preferably, the vertical camera 16 and the vertical camera rail 14 are mounted on the vertical slider connecting plate 13, the vertical adjustment knob 15 is mounted on the vertical camera mounting seat 29, and the vertical camera mounting seat 28 is mounted on the vertical camera rail 14. The vertical positioning plate 31 is mounted on the protective housing 32, and the distance between the end face of the vertical positioning plate 30 and the end face of the vertical camera 16 is equal to the focal length of the vertical camera 16. Figure 5 Distance A is shown.

[0030] Embodiment 2

[0031] The present application provides a method for acquiring an image by a tool wear measuring instrument, comprising:

[0032] Step 1: Adjust the focal length so that the distance between the front end of the camera and the front end of the positioning plate is just the working distance of the camera. At this time, when the end or side of the tool is close to the positioning plate, a clear image can be obtained within the camera's field of view.

[0033] Step 2. Tool installation and adjustment: first pull out the horizontal slide 22, put the tool handle together with the tool 20 into the upper swivel seat 35, push the slide box to the limit block 33, then the tool end face enters the vertical camera field of view, adjust the upper slide to the appropriate position, adjust the vertical and horizontal adjustment knobs so that the vertical positioning plate is close to the tool end face, and the horizontal positioning plate is close to the side of the tool;

[0034] Step 3. Image acquisition: Use the computer software connected to the camera to acquire the image in the field of view at this time and save it for future use.

[0035] In summary, the present application provides a tool wear measuring instrument for quickly and accurately acquiring images of tool wear areas without disassembling the tool during the production process, and provides a tool wear monitoring device that can measure the tool wear together with the tool holder without disassembling the tool. In this way, the tool wear measurement can be performed when the tool returns to the tool holder of the production line after the normal tool change of the CNC machine tool, without increasing the downtime, minimizing the labor intensity of the tool wear measurement operation, and reducing the cost of acquiring tool wear data.

[0036] The above-described embodiments are only preferred and exemplary and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tool wear measuring instrument, characterized in that: The invention comprises a bottom plate (3), a column (4), a vertical guide rail (12), an upper slide plate (19), a vertical camera (16), a horizontal camera (17), a guide rail (23), a slide plate (22), an upper swivel seat (35) and a tool handle (20), wherein: The bottom plate (3) is mounted on the supporting leg (2), two guide rails (23) are mounted on the bottom plate (3), a limit block (33), a slide plate (22) is mounted on the guide rails (23) and slides along the guide rails (22), a locking mechanism (1) is mounted on the slide plate (22), a lower rotating seat (24) is mounted on the bottom plate (3), an upper rotating seat (35) is mounted on the lower rotating seat (24), a cover (21) is mounted on the upper rotating seat (35), a knife handle (20) is mounted on the upper rotating seat (35), and a column (4) is mounted on the bottom plate (3) The steel belt (6) is mounted on the column (4), the pulley frame (9) is mounted on the column (4), the vertical guide rail (12) is mounted on the column (4), two pulleys (11) are mounted on the pulley frame (9), the counterweight guide rail (34) is mounted on the column (4), the upper slide plate (19) is mounted on the vertical guide rail (12) and slides along the vertical guide rail (12), the upper slide plate (19) and the vertical guide rail (12) are slidably connected through a slider (25), the protective shell (32) is mounted on the upper slide plate (19), and the side slider connecting plate ( 26), the vertical slider connecting plate (13) is mounted on the upper slide plate (19), the locking plate (8) and the locking handle (7) are mounted on the upper slide plate (19), the vertical camera guide rail (14) is mounted on the vertical slider connecting plate (13), the horizontal camera guide rail (18) is mounted on the horizontal slider connecting plate (26), the vertical adjustment knob (15) is mounted on the vertical camera mounting seat (29), the horizontal adjustment knob (27) is mounted on the horizontal camera mounting seat (28), and the vertical camera mounting seat (28) is mounted on the vertical camera mounting seat (29). The machine guide rail (14) is mounted on the horizontal camera mounting seat (29) on the horizontal camera guide rail (18), the horizontal camera (17) is mounted on the horizontal camera mounting seat (28), the vertical camera (16) is mounted on the vertical camera mounting seat (29), the vertical positioning plate (30) is mounted on the protective shell (32), the horizontal positioning plate (31) is mounted on the protective shell (32), the belt (10) is mounted on the upper slide plate (19) and the pulley (11), and the counterweight (5) is mounted on the belt (10).

2. The tool wear measuring instrument according to claim 1, characterized in that: The column (4) is installed on four supporting legs (2), and the whole measuring device can be leveled by adjusting the height of the four supporting legs.

3. The tool wear measuring instrument according to claim 1, characterized in that: A locking mechanism (1) is installed on the slide plate (22) to lock the slide plate at any position.

4. The tool wear measuring instrument according to claim 1, characterized in that: A lower rotating seat (24) is mounted on the slide plate (22), an upper rotating seat (35) is mounted on the lower rotating seat (24), a sealing cover (21) is mounted on the upper rotating seat (35), and a knife handle (20) is mounted on the sealing cover (21).

5. The tool wear measuring instrument according to claim 1, characterized in that: The steel belt (6) is mounted on the column (4), the locking plate (8) and the locking handle (7) are mounted on the upper slide plate (19), and the locking handle locks the locking plate on the steel belt (6), thereby locking the vertical position of the upper slide plate (19) together.

6. The tool wear measuring instrument according to claim 1, characterized in that: The pulley frame (9) is mounted on the column (4), two pulleys (11) are mounted on the pulley frame (9), a counterweight guide rail (34) is mounted on the column (4), and a counterweight (5) is mounted on a belt (10). The mass of the counterweight is consistent with the total mass of the vertical slider connecting plate (13), the vertical camera guide rail (14), the vertical adjustment knob (15), the vertical camera (16), the horizontal camera (17), the horizontal camera guide rail (18), the upper slide plate (19), the horizontal slider connecting plate (26), the horizontal adjustment knob (27), the vertical positioning plate (30), the horizontal positioning plate (31), and the protective shell (32), so that the vertical positions of the vertical camera (16) and the horizontal camera (17) can be stably stopped at any position.

7. The tool wear measuring instrument according to claim 1, characterized in that: The horizontal camera (17) and the horizontal camera guide rail (18) are mounted on the horizontal slider connecting plate (26), the horizontal adjustment knob (27) is mounted on the horizontal camera mounting seat (28), the horizontal camera mounting seat (29) is mounted on the horizontal camera guide rail (18), and the horizontal camera (17) is mounted on the horizontal camera mounting seat (28); the horizontal positioning plate (31) is mounted on the protective housing (32), and the distance between the end face of the horizontal positioning plate (31) and the end face of the horizontal camera (17) is equal to the focal length of the horizontal camera (17).

8. The tool wear measuring instrument according to claim 1, characterized in that: The vertical camera (16) and the vertical camera guide rail (14) are mounted on the vertical slider connecting plate (13), the vertical adjustment knob (15) is mounted on the vertical camera mounting seat (29), and the vertical camera mounting seat (28) is mounted on the vertical camera guide rail (14); the vertical positioning plate (31) is mounted on the protective housing (32), and the distance between the end face of the vertical positioning plate (30) and the end face of the vertical camera (16) is equal to the focal length of the vertical camera (16).

Images