CN212620672U

CN212620672U - Lathe tool angle measuring instrument

Info

Publication number: CN212620672U
Application number: CN202021472448.0U
Authority: CN
Inventors: 唐维; 郑向华
Original assignee: Chengdu Technological University CDTU
Current assignee: Chengdu Technological University CDTU
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-02-26
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a lathe tool angle measuring apparatu has solved and has simplified the measurement process, reduces to measure consuming time, improves the measurement accuracy of lathe tool angle, simplifies the problem of measuring apparatu structure. The utility model discloses a measure piece, sensor and measurement base station, the swivelling joint has the supporting shoe under the measurement base station, supporting shoe and base swivelling joint, measure piece and lift leg joint, the rotation axis of measuring piece, measurement base station and supporting shoe is provided with the sensor respectively, detect the rotation volume of rotation axis through the sensor, rotate corresponding detection structure respectively when measuring, do the contrast through the data that detect the sensor in zero data to reach the purpose of measuring the lathe tool angle. The utility model has the advantages of the measurement process is simple, measured data is accurate reliable, the structure is simpler.

Description

Lathe tool angle measuring instrument

Technical Field

The utility model relates to a lathe tool measurement field, concretely relates to lathe tool angle measuring apparatu.

Background

In order to ensure that the cutting process is carried out smoothly and that an acceptable working surface is obtained, the cutting portion of the tool used must have a reasonable geometry. The tool angle is an important parameter for determining the geometry of the cutting portion of the tool and the size of each angle affects the quality of the machining, cutting forces, cutting temperature, tool life, etc. Clear knowledge, reasonable type selection and accurate measurement of the cutter angle are of great importance to the actual processing technology.

In the prior art, a turning tool measuring device is provided, which measures each angle of a cutting edge of a cutting part of a turning tool, and the turning tool angle is measured mainly by adjusting measuring bases in three directions, but because the types of the tools are different, the measuring device needs to be calibrated to zero before each measurement, and because the device provided by the prior art is provided with three direction adjusting knobs and is arranged on an integral adjusting part, the calibration can consume time, and during the adjustment, the measuring bases are adjusted in height through lead screw nuts, and the consumed time is too large; the measured degrees are obtained by manually reading an angle dial, and when the precision requirement is higher, the error caused by the degrees is too high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: simplify the measurement process, it is consuming time to reduce the measurement, improves the measurement accuracy of lathe tool angle, simplifies the measuring apparatu structure, the utility model provides a solve a lathe tool angle measuring apparatu of above-mentioned problem.

The utility model discloses a following technical scheme realizes:

a turning tool angle measuring instrument comprises a base and a lifting column, wherein the base is a solid disc, and is characterized by further comprising a measuring sheet, a measuring base and a sensor; the sensor comprises a first sensor, a second sensor and a third sensor, and the sensors are used for detecting the rotation amount of a rotating shaft rotating along the axis of the rotating shaft; the lower end face of the measuring base station is rotatably connected with a supporting block, the measuring base station rotates relative to the supporting block, one end of a rotating shaft of the measuring base station is connected with a second sensor, the rotating shaft is parallel to the top face of the base, the lower end face of the supporting block is rotatably connected with the base, the supporting block rotates relative to the base, one end of the rotating shaft of the supporting block is connected with a first sensor, the rotating shaft is perpendicular to the top face of the base, the upper end face of the measuring base station is provided with two calibration tables, the two calibration tables are arranged in a contact mode, the axes of the; a lifting column is arranged in front of the measuring base platform and comprises a telescopic arm, the axis of the telescopic arm is parallel to the upper surface of the base, the axis of the telescopic arm penetrates through the rotating shaft of the supporting block, and the minimum length of the telescopic arm is smaller than the distance between the measuring base platform and the lifting column; the measuring piece is rotatably connected with the free end of the telescopic arm, the axis of the measuring piece is perpendicular to the axis of the telescopic arm, the measuring piece rotates around the axis of the telescopic arm, and a rotating shaft of the measuring piece is connected with a third sensor. Under the working condition, the calibration table is used for adjusting the position of the turning tool on the measuring base station, and when the axis of the turning tool is adjusted to be vertical to the axis of the measuring base station, the angle of the cutting part of the turning tool is measured after the axis of the telescopic arm is adjusted to be vertical to the rotating shaft of the measuring base station.

The utility model discloses rotate the supporting shoe earlier when measuring, make the preceding terminal surface of measurement base station parallel with the preceding terminal surface of measurement piece, after the fixed supporting shoe, regard supporting shoe at this moment as reference zero point, rotate the measurement base station again, zero calibration measurement base station, the measurement piece makes independence for measurement base station and supporting shoe, can carry out zero calibration alone; during measurement, one end of the lathe tool is used for fixing and is arranged on the inner side of the calibration table, so that the lathe tool is in contact with the two side walls, at the moment, the included angle between each surface of the cutting part of the lathe tool and each base surface of the measuring piece is the angle to be measured, the supporting block or the measuring base table or the measuring piece is rotated according to needs, so that the base surface of the measuring piece is superposed with the surface to be measured, and then the value to be measured is read; when the zero calibration, because the piece of measuring independently exists when measuring the base station, during the adjustment, can adjust alone, need not the cooperation, shorten the regulation time greatly, install the sensor at each rotation axis and come the rotatory angle of record rotation axis, handle the back through the treater with data transmission to display device, but direct display angle numerical value, and measurement accuracy accessible changes different sensors and obtains different measurement accuracy, and does not have artificial reading error, shows in real time during the reading, save time.

Preferably, a groove for installing the first sensor (1) is formed in the position, corresponding to the supporting block rotating shaft, of the bottom of the base, a through hole is formed in the groove and used for connecting the first sensor and the supporting block, the space utilization rate is improved, and the arrangement of redundant installation structures is avoided.

Preferably, the lifting column further comprises a vertical column and a sliding block; the upright post is a cuboid upright post, and the bottom end of the upright post is vertically connected with the base; the sliding block is equipped with square through hole, and the sliding block cup joints on the stand through square through hole, and the relative stand of sliding block is connected with telescopic boom along the translation from top to bottom of stand axis direction, sliding block surface, adopts this lift post, when the height of measuring piece is adjusted to needs, and speed of regulation is faster, and is more convenient.

Preferably, a supporting table is arranged between the supporting block and the base, the lower end of the supporting block is fixedly connected with the supporting table, the supporting table is rotatably connected with the base, the supporting table rotates relative to the base, one end of a rotating shaft of the supporting table is connected with a first sensor, the supporting table is arranged, the supporting block is indirectly connected with the base, when the measuring base needs to be replaced, the measuring base and the supporting block are removed together, the rotating shaft is prevented from being removed, and therefore the measuring precision is guaranteed.

Preferably, the angle measuring device further comprises a display, the display is used for displaying the detection amount of the sensor, the angle value can be observed in real time when the display is arranged to facilitate measurement, reading efficiency is improved, and detection time is shortened.

Preferably, the sensor is an angle sensor, an encoder or a displacement sensor, and the angle sensor directly detects the rotation angle of the rotating shaft; the encoder can convert the detected encoding value into an angle value; the displacement sensor detects the displacement of any circle with radius larger than zero on the end surface of the rotating shaft along the circumferential direction at a certain point when the circle rotates, and the displacement is converted into an angle value.

The utility model discloses have following advantage and beneficial effect:

1. the utility model relates to a turning tool angle measuring instrument, when measuring, the adjustment to the measuring basal plane does not need two-two coordination adjustment, the measurement is convenient, the time consumption is little; and the height adjustment of the measuring sheet is more convenient and faster, and the optical axis sliding block is adopted, so that the precision is higher due to stepless adjustment during adjustment.

2. The utility model relates to a lathe tool angular surveying appearance, the setting of sensor makes equipment no longer need the dial plate to carry out the number of degrees, has simplified the structure, and the simultaneous measurement piece has reduced coupling mechanism with the separately setting of measuring the base station, has avoided too much systematic error, and it is easier to make the assembly.

3. The utility model relates to a lathe tool angular surveying appearance utilizes the sensor to detect the angle, makes measuring result more accurate, avoids the error that the number of degrees brought, makes simultaneously to measure more portably, and the result is more reliable.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the measuring sheet structure of the present invention.

Reference numbers and corresponding part names in the drawings:

1-a first sensor, 2-a second sensor, 3-a third sensor, 4-a measuring sheet, 5-a measuring base platform, 6-a calibrating platform, 7-a supporting platform, 8-a sliding block, 9-a telescopic arm, 10-an upright post, 11-a supporting block and 12-a base.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

A turning tool angle measuring instrument comprises a base 12 and a lifting column, wherein the base 12 is a solid disc, and further comprises a measuring sheet 4, a measuring base 5 and a sensor; the sensor adopts an angle sensor, and comprises a first sensor 1, a second sensor 2 and a third sensor 3; the lower end face of the measuring base station 5 is hinged to a supporting block 11, the measuring base station 5 rotates relative to the supporting block 11, a rotating shaft of the measuring base station 5 is parallel to the upper surface of a base 12, one end of the rotating shaft of the measuring base station 5 is connected with a second sensor 2, the supporting block 11 is rotatably connected with the base 12, the supporting block 11 rotates relative to the base 12, the rotating shaft of the supporting block 11 is perpendicular to the top surface of the base 12, one end of the rotating shaft of the supporting block 11 is connected with a first sensor 1, two calibration tables 6 are arranged on the upper end face of the measuring base station 5, the axial directions of the two calibration tables 6 are perpendicular to each other, and the axis; a lifting column is arranged in front of the measuring base station 5, the lifting column comprises a telescopic arm 9, the axis of the telescopic arm 9 is parallel to the upper surface of the base 12, the minimum length of the telescopic arm 9 is smaller than the distance between the measuring base station 5 and the lifting column, and the maximum length of the telescopic arm 9 is larger than the distance between the measuring base station 5 and the lifting column; the measuring sheet 4 is rotatably connected with the free end of the telescopic arm 9, the axis of the measuring sheet 4 is perpendicular to the axis of the telescopic arm 9, the third sensor 3 is connected to the rotating shaft of the measuring sheet 4, and the measuring sheet 4 rotates around the axis of the telescopic arm 9.

The working principle is as follows: firstly, adjusting a measuring base platform to enable the measuring base platform to be horizontal, namely, the angle of the measuring base platform is 0, rotating a telescopic arm on a lifting column to a proper position and fixing a sliding block to enable the sliding block not to rotate any more, adjusting a measuring sheet to enable the angle of the measuring sheet to be 0, adjusting the lifting column and the telescopic arm to enable the measuring sheet to be close to the measuring base platform, adjusting the angle of a supporting block until the surface A of the measuring sheet is superposed with the front end face of the measuring base platform, fixing the supporting block, and enabling the angle of the supporting block to be a reference zero point; during detection, the front tool face faces upwards, the lathe tool clamping part is placed in the calibration table, two faces close to the calibration table are overlapped with the calibration table, when the supporting block is rotated until the main rear tool face is overlapped with the C face of the measuring piece, the rotating angle of the supporting block is the angle of the main rear tool face, when the supporting block is rotated until the auxiliary rear tool face is overlapped with the A face of the measuring piece, the rotating angle of the supporting block is the angle of the auxiliary rear tool face, the measuring piece is rotated, when the B face of the measuring piece is overlapped with the front tool face, the rotating angle of the measuring piece is the angle of the front tool face. In actual detection, the front tool face of the turning tool can face the side face, and the angle to be detected can be detected through the rotary measuring base station.

Example 2

The embodiment is an optimized improvement of embodiment 1, wherein a groove for mounting a sensor is formed at the bottom of a base 12, the shape of the groove is matched with the shape of the sensor, and a through hole is formed in the groove and used for connecting the sensor with a rotating shaft of a supporting block 11; the lifting column adopts a structure that a vertical column 10 is matched with a sliding block 8, the vertical column 10 is a cuboid vertical column and is vertically arranged on a base 12, the sliding block 8 is provided with a through hole matched with the vertical column 10, the sliding block 8 is sleeved on the vertical column 10, the sliding block 8 can slide up and down along the axial direction of the vertical column 10, and a telescopic arm 9 is connected on the sliding block 8; a supporting table 7 is also arranged between the base 12 and the supporting block 11, the supporting block 11 is vertically connected to the supporting table 7, the supporting table 7 is rotationally connected with the base 12, and a first sensor is arranged on a rotating shaft of the supporting table 7; the measuring instrument is also provided with a display for displaying the information fed back by the sensor.

The base is provided with the groove, so that the space utilization rate is improved, and redundant installation structures are avoided; the lifting column is arranged, so that the adjusting speed is higher and the adjustment is more convenient when the height of the measuring sheet needs to be adjusted; the supporting block is indirectly connected with the base through the supporting table, when the measuring base needs to be replaced, the measuring base and the supporting block are removed together, the rotating shaft is prevented from being removed, and therefore the measuring precision is guaranteed; a display is arranged, so that a measured value can be seen at any time during measurement, the reading efficiency is improved, and the detection time is shortened; the distance between the stand column and the detection platform is minimum due to the arrangement of the stand column position, so that the required telescopic arm is smaller.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A turning tool angle measuring instrument comprises a base (12) and a lifting column, wherein the base (12) is a solid disc, and is characterized by further comprising a measuring sheet (4), a measuring base (5) and a sensor;

the sensor comprises a first sensor (1), a second sensor (2) and a third sensor (3), and the sensors are used for detecting the rotation amount of the rotating shaft rotating along the axis of the rotating shaft;

the lower end face of the measuring base station (5) is rotatably connected with a supporting block (11), the measuring base station (5) rotates relative to the supporting block (11), one end of a rotating shaft of the measuring base station (5) is connected with a second sensor (2) and the rotating shaft is parallel to the top face of a base (12), the lower end face of the supporting block (11) is rotatably connected with the base (12), the supporting block (11) rotates relative to the base (12), one end of the rotating shaft of the supporting block (11) is connected with a first sensor (1) and the rotating shaft is perpendicular to the top face of the base (12), the upper end face of the measuring base station (5) is provided with two calibration tables (6), the two calibration tables (6) are arranged in a contact mode, the axes of the two calibration tables (6) are perpendicular to each other, and the axis of;

a lifting column is arranged in front of the measuring base platform (5), the lifting column comprises a telescopic arm (9), the axis of the telescopic arm (9) is parallel to the top surface of the base (12), the axis of the telescopic arm (9) penetrates through a rotating shaft of the supporting block (11), and the minimum length of the telescopic arm (9) is smaller than the distance between the measuring base platform (5) and the lifting column;

the measuring piece (4) is rotatably connected with the free end of the telescopic arm (9), the axis of the measuring piece (4) is perpendicular to the axis of the telescopic arm (9), the measuring piece (4) rotates around the axis of the telescopic arm (9), and a rotating shaft of the measuring piece (4) is connected with a third sensor (3).

2. The turning tool angle measuring instrument according to claim 1, wherein a groove for installing the first sensor (1) is formed at the bottom of the base (12) corresponding to the position of the rotation axis of the supporting block (11), and a through hole is formed in the groove and used for connecting the first sensor (1) and the supporting block (11).

3. The turning tool angle measuring instrument according to claim 1, wherein the lifting column further comprises a column (10) and a sliding block (8);

the upright post (10) is a cuboid upright post, and the bottom end of the upright post (10) is vertically connected with the base (12);

sliding block (8) are equipped with square through hole, and sliding block (8) cup joint on stand (10) through square through hole, and sliding block (8) are horizontal translation from top to bottom along stand (10) axis direction relative to stand (10), and sliding block (8) surface is connected with flexible arm (9).

4. The turning tool angle measuring instrument according to claim 1, wherein a support table (7) is arranged between the support block (11) and the base (12), the lower end of the support block (11) is fixedly connected with the support table (7), the support table (7) is rotatably connected with the base (12), the support table (7) rotates relative to the base (12), and one end of a rotating shaft of the support table (7) is connected with the first sensor (1).

5. The turning tool angle measuring instrument according to claim 1, further comprising a display for displaying the detected amount of the sensor.

6. The turning tool angle measuring instrument according to claim 1, wherein the sensor is an angle sensor or an encoder or a displacement sensor.