CN205642291U - Detection apparatus for saw blade base member circle is beated, thickness, warpage and tooth root crackle - Google Patents

Abstract

The utility model provides a detection apparatus for saw blade base member circle is beated, thickness, warpage and tooth root crackle, through setting up two laser displacement sensor at saw blade base member transverse zygomorphy and setting up vortex probe in the below in tooth root zone territory, at the in -process of the rotatory a week of saw blade base member, utilize a laser displacement sensor and the 2nd laser displacement sensor record with the multiunit of saw blade base member upper and lower both sides apart from the value, utilize the vortex to pop one's head in and obtain the vortex signal in the tooth root zone territory of saw blade base member, through the action of industrial computer control stepper motor and cylinder to handle above -mentioned distance value and vortex signal, thereby obtain that the circle of saw blade base member is beated, whether thickness, warpage and judgement exist the crackle. Utilize the device provided by the utility model, can realize the short -term test of saw blade base member, avoid the hourglass of crackle to examine. Greatly improve work efficiency, reach the purpose that product quality and staff reduction and efficiency improvement improve in the enterprise.

Description

Circular saw blade substrate circle is beated, thickness, warpage and the detection device of tooth root crackle

Technical field

This utility model belongs to circular saw blade substrate detection technique field, is specifically related to a kind of circular saw blade substrate circle and jumps Dynamic, thickness, warpage and the detection device of tooth root crackle.

Background technology

In order to reduce vibration and the noise of cutting machine when work runs, improve its service life, it is desirable to by annular saw The circle of sheet matrix is beated and warpage controls in certain scope, should avoid the occurrence of beyond silencing seams simultaneously Crackle.As judging whether to need the foundation of continuation finishing, it is also desirable to obtain the thickness of circular saw blade substrate easily Degree.

The circle of existing circular saw blade substrate is beated, the measurement of thickness, warpage by manually operating, and crackle Detection then fully rely on eye-observation.The labor intensity of workman is big, and detection efficiency is low, especially crackle Detection, easily cause missing inspection.

Utility model content

For above technical need, this utility model provides a kind of circular saw blade substrate circle to beat, thickness, warpage And the detection device of tooth root crackle so that during circular saw blade substrate rotates a circle, record circle jumping simultaneously Dynamic, thickness, warpage and judge whether tooth root region exists crack defect.

The technical solution adopted in the utility model is: a kind of circular saw blade substrate circle is beated, thickness, warpage and tooth The detection device of root crackle, including fixing device, detection device and three parts of actuating device.

Fixing device part mainly by rotating base, circular saw blade substrate, compression disk cover, rotary flange, pull bar, Shift fork clamp and cylinder composition, rotary flange is fixed on rotating base, and circular saw blade substrate is clamped in compression plate In the middle of lid and rotary flange, circular saw blade substrate is pressed on circumgyration by shift fork clamp and compression disk cover by pull bar Lan Shang, cylinder is connected with pull bar.

Detection device includes that industrial computer, eddy current probe, the first laser displacement sensor and the second laser displacement pass Sensor, eddy current probe is arranged on the lower section of circular saw blade substrate tooth root region, act as detecting circular saw blade substrate tooth The crackle in root region；First laser displacement sensor and the second laser displacement sensor are symmetrically mounted on saw blade Both sides up and down at matrix tooth root, industrial computer processes the first laser displacement sensor and the second laser displacement sensing Many groups distance value of both devices both sides upper and lower with circular saw blade substrate and the eddy current signal of eddy current probe detection.

Actuating device includes tape handler and motor, and tape handler connects motor and pull bar, The power that circular saw blade substrate rotates is provided by motor, is transmitted by tape handler, motor And the operation of cylinder is by industrial computer control.

In order to adapt to the detection of the circular saw blade substrate of different-diameter, by eddy current probe, the first laser displacement sensing Device, the second laser displacement sensor floor installation on carriage, carriage can be by line slideway Forming with slide block, such three just freely can regulate relative to the position of circular saw blade substrate axis.

First laser displacement sensor and the second laser displacement sensor are symmetricly set in circular saw blade substrate tooth root Both sides, could be arranged to 5mm with the distance of circular saw blade substrate tooth root up and down.

The beneficial effects of the utility model are:

During circular saw blade substrate rotates a circle, utilize the first laser displacement sensor and the second laser position Displacement sensor records many groups distance value of both sides upper and lower with circular saw blade substrate, utilizes eddy current probe to obtain saw blade The eddy current signal of the tooth root region of matrix, and then utilize industrial computer to process above-mentioned distance value and eddy current signal, from And the circle obtaining circular saw blade substrate is beated, thickness, warpage and judge whether crackle.Utilize this practicality The device of novel offer, it is possible to realize the quick detection of circular saw blade substrate, it is to avoid the missing inspection of crackle.Greatly Improve work efficiency, reach enterprise and improve product quality and the purpose of personnel reduction and enlargement.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is system calibrating schematic diagram of the present utility model；

In figure: 1-cylinder；2-eddy current probe；3-rotating base；4-circular saw blade substrate；5-rotary flange；6- Compress disk cover；7-shift fork clamp；8-pull bar；9-the first laser displacement sensor；10-line slideway；11-is sliding Block；12-industrial computer；13-the second laser displacement sensor；14-tape handler；15-motor；16- Standard round saw bit matrix sample.

Detailed description of the invention

Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is further described, as it is shown in figure 1, This utility model be a kind of circular saw blade substrate circle beat, thickness, warpage and the detection device of tooth root crackle, by Fixing device, detection device and actuating device three part composition, fixing device includes rotating base 3, annular saw Sheet matrix 4, compression disk cover 6, rotary flange 5, pull bar 8, shift fork clamp 7 and cylinder 1, described rotation Turned flange 5 is fixed on rotating base 3, and circular saw blade substrate 4 is clamped in compression disk cover 6 and rotary flange 5 Centre, circular saw blade substrate 4 is pressed on rotation by shift fork clamp 7 and compression disk cover 6 by described pull bar 8 On flange 5, cylinder 1 is connected with pull bar 8.

Detection device includes industrial computer 12, eddy current probe the 2, first laser displacement sensor 9 and the second laser Displacement transducer 13, eddy current probe 2 is arranged on the lower section of circular saw blade substrate 4 tooth root region, the first laser position Displacement sensor 9 and the second laser displacement sensor 13 are symmetrically mounted at circular saw blade substrate 4 tooth root up and down two Side, the effect of industrial computer 12 is to process the first laser displacement sensor 9 and the second laser displacement sensor 13 The distance value recorded and the eddy current signal of eddy current probe 2 detection.

Actuating device includes tape handler 14 and motor 15, and tape handler 14 connects motor 15 with pull bar 8, circular saw blade substrate 4 rotate power provided by motor 15, pass through tape handler 14 transmit, and the operation of described motor 15 and cylinder 1 is controlled by industrial computer 12.

Further, in order to the circular saw blade substrate of detection different-diameter, eddy current probe 2, first swashs The floor installation of Optical displacement sensor 9 and the second laser displacement sensor 13 on carriage, carriage Line slideway 10 and slide block 11 can be included.

Further, the first laser displacement sensor 9 and the second laser displacement sensor 13 are symmetricly set in Both sides up and down at distance circular saw blade substrate 4 tooth root 5mm.

Operation principle of the present utility model is:

As in figure 2 it is shown, before measuring, demarcate first by standard round saw bit matrix sample 16, standard The thickness deviation of circular saw blade substrate sample 16, flatness, circle requirement of beating is more strict, the most negligible not Count above-mentioned every.Standard round saw bit matrix sample 16 is held on rotary flange 5, obtains first respectively and swash Optical displacement sensor 9 and the distance value A0 of standard round saw bit matrix sample 16 upper surface, the second laser displacement Sensor 13 and the distance value B0 of standard round saw bit matrix sample 16 lower surface.Combined standard circular saw blade substrate The thickness T0 of sample 16, it is known that between the first laser displacement sensor 9 and the second laser displacement sensor 13 Centre-to-centre spacing D_Center=A⁰+B⁰+T⁰.After system calibrating, just can carry out for circular saw blade substrate 4 Measure, for circular saw blade substrate 4, after it rotates a circle, recorded the first laser displacement sensor 9 with N distance value of circular saw blade substrate 4 upper surface, represents by array A；Second laser displacement sensor 13 The distance value corresponding with the n of circular saw blade substrate 4 lower surface, represents by array B, just may be used by calculating The circle obtaining circular saw blade substrate 4 is beated, thickness and warpage, and concrete grammar is as follows:

The circle of circular saw blade substrate upper surface is beated then for the difference of maxima and minima: A in array A_max-A_min, In like manner, the circle of lower surface is beated, and is: B_max-B_min.The average thickness of circular saw blade substrate is:

$\frac{1}{n}(n\×D_{Center}-\underset{i=1}{\overset{n}{\Σ}}{A}_i-\underset{i=1}{\overset{n}{\Σ}}{B}_i).$

Flatness tolerance t in conjunction with circular saw blade substrate_p, circle run-out tolerance t_t, warpage utilizes direct with rotary flange The circular saw blade substrate lower surface of contact compares to the deviation value of standard round saw bit matrix sample lower surface and weighs Amount, warpage is divided into and upwarping and lower song, sometimes upwarps and exists with lower song the most simultaneously: works as B_max＞ B⁰+t_p+t_tTime, Circular saw blade substrate upwarps, and upwarps value and is: t_s=B_max-B⁰-t_p-t_t；Work as B_min＜ B⁰-t_p-t_sTime, circle Saw bit matrix 4 is overall there is lower song, and lower bent value is: t_x=B⁰-B_min-t_p-t_t。

The detection of crackle is realized by the following method: according to gap on the circular saw blade substrate that eddy current probe 2 records Quantity compares with silencing seams quantity, if gap quantity is more than silencing seams quantity, then circular saw blade substrate tooth root There is crack defect in part.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, For the person of ordinary skill of the art, this utility model can have various modifications and variations；All at this Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, all should comprise Within protection domain of the present utility model.

Claims (4)

1. circular saw blade substrate circle beat, thickness, warpage and the detection device of tooth root crackle, it is characterised in that: include Fixing device, detection device and actuating device,

Described fixing device includes rotating base, circular saw blade substrate, compression disk cover, rotary flange, pull bar, dials Fork fixture and cylinder, described rotary flange is fixed on rotating base, and described circular saw blade substrate is clamped in Compressing in the middle of disk cover and rotary flange, described pull bar is by shift fork clamp and compresses disk cover by circular saw blade substrate Being pressed on rotary flange, described cylinder is connected with pull bar；

Described detection device includes industrial computer, eddy current probe, the first laser displacement sensor and the second laser displacement Sensor, described eddy current probe is arranged on the lower section of circular saw blade substrate tooth root region, the first described laser Displacement transducer and the second laser displacement sensor are symmetrically mounted on the both sides up and down at circular saw blade substrate tooth root, The distance value that described industrial computer processes the first laser displacement sensor and the second laser displacement sensor records with And the eddy current signal of eddy current probe detection；

Described actuating device includes that tape handler and motor, described tape handler connect motor With pull bar, the operation of described motor and cylinder is by industrial computer control.

Circular saw blade substrate the most according to claim 1 circle is beated, the detection dress of thickness, warpage and tooth root crackle Put, it is characterised in that: described eddy current probe, the first laser displacement sensor and the second laser displacement sensing The floor installation of device is on carriage.

Circular saw blade substrate the most according to claim 2 circle is beated, the detection dress of thickness, warpage and tooth root crackle Put, it is characterised in that: described carriage includes line slideway and slide block.

4. beat according to the arbitrary described circular saw blade substrate circle in claim 1,2 and 3, thickness, warpage and tooth root The detection device of crackle, it is characterised in that: the first described laser displacement sensor and the second laser displacement pass Sensor is symmetricly set in the both sides up and down at distance circular saw blade substrate tooth root 5mm.