CN213932404U - Measuring head device for measuring straightness - Google Patents
Measuring head device for measuring straightness Download PDFInfo
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- CN213932404U CN213932404U CN202023114320.XU CN202023114320U CN213932404U CN 213932404 U CN213932404 U CN 213932404U CN 202023114320 U CN202023114320 U CN 202023114320U CN 213932404 U CN213932404 U CN 213932404U
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Abstract
The utility model discloses a measuring head device for measuring straightness, which comprises a measuring base, a contact measuring head or a non-contact measuring head arranged on the measuring base, and a data trigger and a data acquisition system which are respectively in communication connection with the contact measuring head or the non-contact measuring head; the measuring base provides support for a contact measuring head or a non-contact measuring head; the contact type measuring head measures the straightness of the surface of the measured workpiece in a mode of directly contacting the surface of the measured workpiece; the non-contact measuring head measures the straightness of the surface of the workpiece to be measured in a non-contact way with the surface of the workpiece to be measured; the data trigger is used for triggering the contact measuring head or the non-contact measuring head to execute the measuring work; the data acquisition system is used for acquiring and summarizing the surface straightness data of the workpiece to be measured. The utility model discloses the advantage has: the measurement is convenient, fast and efficient, and the measurement data is accurate; the structure is light and environment-friendly, and the maintenance cost is low.
Description
Technical Field
The utility model relates to a measuring tool, specific saying so relates to a be used for straightness accuracy measuring head device.
Background
In the actual operation of straightness measurement of machine tool rails, rolling mills and the like, a manual frame table or a level meter is often used for sectional measurement and recording, a plurality of persons cooperate to control the special tool to stop and go, and then manual reading and counting recording are carried out. The straightness measurement method generally has the following defects: 1) the limited space is narrow, and the reading change of the pointer can not be well observed at the standing position; 2) the influence of various factors such as artificial reading errors is easy to bring; 3) the measuring and adjusting period is long, the efficiency is low, namely, manual recording and copying are relied on, and then the table drawing analysis is manually input; 4) the acquisition device can only set the time of a sampling period, the data of key measurement points cannot be effectively retested, and the repetition rate is low.
SUMMERY OF THE UTILITY MODEL
To the problem in the background art, the utility model aims to provide a test is convenient, swift, high-efficient, the high measuring head device that is used for the straightness accuracy to measure of degree of automation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a measuring head device for measuring straightness comprises a measuring base, a contact type measuring head or a non-contact type measuring head arranged on the measuring base, and a data trigger and a data acquisition system which are respectively in communication connection with the contact type measuring head or the non-contact type measuring head;
wherein, the measuring base is used for supporting the contact measuring head or the non-contact measuring head;
the contact type measuring head is used for measuring the straightness of the surface of the workpiece to be measured in a mode of directly contacting the surface of the workpiece to be measured;
the non-contact measuring head is used for measuring the straightness of the surface of the workpiece to be measured in a non-contact manner with the surface of the workpiece to be measured;
the data trigger is used for triggering the contact measuring head or the non-contact measuring head to execute relevant straightness measuring work;
and the data acquisition system is used for acquiring and summarizing the measured workpiece surface straightness data measured by the contact measuring head or the non-contact measuring head.
Further, according to the technical scheme, the data acquisition system comprises a data acquisition unit, a digital display dial indicator, a data converter, a data transmitter, a data receiver and an industrial personal computer; the data acquisition unit is respectively in communication connection with the contact type measuring head or the non-contact type measuring head, the digital display dial indicator and the data converter, the data converter is in communication connection with the data transmitter, the data transmitter is in communication connection with the data receiver, and the data receiver is in communication connection with the industrial personal computer.
Further, according to the above technical scheme, the measuring base includes a measuring support arm, an adjusting screw, a support block and a spring, the upper end of the adjusting screw penetrates through the measuring support arm and is fixedly connected with the contact measuring head or the non-contact measuring head, the lower end of the adjusting screw penetrates through the measuring support arm and is movably arranged in the support block in a penetrating manner, and the spring is movably sleeved on the adjusting screw and is located between the support block and the measuring support arm.
According to the technical scheme, the contact type measuring head comprises a mechanical roller, a light source, a grating ruler and a photoelectric receiver, the mechanical roller is fixedly connected with the upper end of the adjusting screw, the light source and the grating ruler are respectively arranged on the left side and the right side of the mechanical roller, the photoelectric receiver is arranged on one side, away from the light source, of the grating ruler, the light source, the grating ruler and the photoelectric receiver are respectively and fixedly supported on the measuring supporting arm through supports, the light source is in communication connection with the data trigger, and the photoelectric receiver is in communication connection with the data collector in the data collecting system.
Further, in the above technical solution, the non-contact measuring head includes a photoelectric sensing probe and a photoelectric receiver, the photoelectric sensing probe is fixedly connected to the upper end of the adjusting screw and is respectively in communication with the photoelectric receiver and the data trigger, and the photoelectric receiver is fixedly supported on the measuring support arm through a support and is in communication with the data collector in the data collecting system;
further, according to the technical scheme, the digital display dial indicator is also provided with a multi-position dial switch.
Further, according to the technical scheme, a rechargeable lithium battery is arranged in the data trigger.
Compared with the prior art, the utility model has the advantages that: (1) the structure is light and environment-friendly, and the battery can be repeatedly charged and used, so that the recovery pollution of the battery is reduced; (2) the method has the advantages that no complicated training is needed for users, any user can accurately and efficiently measure the mechanical straightness, and the method has the advantages of convenience and quickness in measurement, accurate measurement data and the like; (3) the later maintenance cost is greatly reduced, and the working efficiency is greatly improved.
Drawings
FIG. 1 is an embodiment of the present invention;
FIG. 2 is another embodiment of the present invention;
FIG. 3 is a schematic diagram of the operation of the embodiment of FIG. 1;
FIG. 4 is a schematic diagram of the operation of the embodiment of FIG. 2;
description of reference numerals: 1. a measurement base; 1.1, measuring a supporting arm; 1.2, adjusting a screw rod; 1.3, supporting blocks; 1.4, a spring; 2. a contact measurement head; 2.1, a mechanical roller; 2.2, a light source; 2.3, grating ruler; 2.4, a photoelectric receiver; 3. a non-contact measuring head; 3.1, photoelectric sensing probe; 3.2, a photoelectric receiver; 4. a data trigger; 5. a data acquisition unit; 6. a dial indicator is digitally displayed; 7. a data converter; 8. a data transmitter; 9. a data receiver; 10. an industrial personal computer; 11. a multi-bit toggle switch.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, how to implement the present invention is further explained below with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 and 3, an embodiment of a measuring head device for measuring straightness according to the present invention includes a measuring base 1, a contact measuring head 2 disposed on the measuring base 1, and a data trigger 4 and a data acquisition system communicatively connected to the contact measuring head 2; the measuring base 1 is used for supporting a contact measuring head 2; the contact type measuring head 2 is used for measuring the straightness of the surface of the workpiece to be measured in a mode of directly contacting the surface of the workpiece to be measured; the data trigger 4 is used for triggering the contact measuring head 2 to execute relevant straightness measuring work; and the data acquisition system is used for acquiring and summarizing the measured workpiece surface straightness data measured by the contact type measuring head 2.
Specifically, in the embodiment, referring to fig. 1, the measuring base 1 includes a measuring support arm 1.1, an adjusting screw 1.2, a support block 1.3 and a spring 1.4; the upper end of an adjusting screw 1.2 penetrates through a measuring support arm 1.1 and is fixedly connected with a contact measuring head 2, the lower end of the adjusting screw penetrates through the measuring support arm 1.1 and is movably arranged in a support block 1.3 in a penetrating manner, and a spring 1.4 is movably sleeved on the adjusting screw 1.2 and is positioned between the support block 1.3 and the measuring support arm 1.1; wherein the measuring support arm 1.1 functions as: for providing a measuring support for the contact measuring head 2; the adjusting screw 1.2 has the following functions: for adjusting the mounting position of the contact measuring head 2; the supporting block 1.3 has the following functions: on one hand, the device is used for fixing the whole measuring head, and on the other hand, when the surface of the workpiece to be measured has micro displacement fluctuation, the adjusting screw rod 1.2 drives the contact type measuring head 2 to fluctuate up and down along the supporting block 1.3 so as to adapt to the micro displacement fluctuation of the surface of the workpiece to be measured.
Specifically, in the present embodiment, referring to fig. 1, the contact type measuring head 2 includes a mechanical roller 2.1, a light source 2.2, a grating ruler 2.3 and a photoelectric receiver 2.4, the mechanical roller 2.1 is fixedly connected to the upper end of the adjusting screw 1.2, the light source 2.2 and the grating ruler 2.3 are respectively disposed on the left and right sides of the mechanical roller 2.1, the photoelectric receiver 2.4 is disposed on one side of the grating ruler 2.2 away from the light source 2.3, the light source 2.2, the grating ruler 2.3 and the photoelectric receiver 2.4 are respectively fixedly supported on the measuring support arm 1.1 through a bracket, the light source 2.2 is further in communication connection with the data trigger 4, and the photoelectric receiver 2.4 is further in communication connection with the data collector 5 in the data collecting system; wherein, the function of mechanical gyro wheel 2.1 is: the device is used for directly contacting the surface of a workpiece to be detected in a roller rolling contact manner; the light source 2.2 functions as: the photoelectric receiver 2.4 is used for providing stable irradiation for monitoring the grating displacement on the grating ruler 2.3; the grating ruler 2.3 has the following functions: the measuring head moves along with the movement of the physical position of the fluctuation in the test and generates the same displacement; the photoelectric receiver 2.4 has the following functions: for receiving the displacement signal generated by the grating ruler 2.3.
Specifically, in this embodiment, referring to fig. 3, the data acquisition system includes a data acquisition unit 5, a digital display dial indicator 6, a data converter 7, a data transmitter 8, a data receiver 9, and an industrial personal computer 10; the data acquisition unit 5 is respectively in communication connection with a photoelectric receiver 2.4, a digital display dial indicator 6 and a data converter 7 in the contact measuring head 2, the data converter 7 is in communication connection with a data transmitter 8, the data transmitter 8 is in communication connection with a data receiver 9, and the data receiver 9 is in communication connection with an industrial personal computer 10; wherein, data collection station 5 is used for: the device is used for acquiring the measured workpiece surface straightness data measured by the contact measuring head 2; the digital display dial indicator 6 has the functions of: the device is used for automatically displaying the measured workpiece surface straightness data detected by the contact type measuring head 2; the data converter 7 functions to: the device is used for converting the electric signal of the straightness of the surface of the workpiece to be detected, which is acquired by the data acquisition unit 5, into a digital signal; the data transmitter 8 functions to: the device is used for converting the electric signal of the straightness of the surface of the workpiece to be detected, which is acquired by the data acquisition unit 5, into a digital signal through the data converter 7 and then transmitting the digital signal to the data receiver 9; the data receiver 9 functions to: the digital signal processing device is used for receiving the digital signal of the surface straightness of the workpiece to be measured sent by the data transmitter 8 and transmitting the digital signal to the industrial personal computer 10; the industrial personal computer 10 has the following functions: the digital information of the measured workpiece surface straightness is used for summarizing the digital information of the measured workpiece surface straightness conveyed by the data receiver 9 and automatically presenting the digital information in a spreadsheet form.
Specifically, in the present embodiment, in order to meet different requirements on test accuracy, the digital display dial indicator 6 is further provided with a multi-bit toggle switch 11; specifically, the multi-bit dip switch 11 is a number setting switch in which a plurality of numbers can be arbitrarily selected from 10 numbers of 0 to 9 and combined; the function is as follows: and the digital display dial indicator is used for setting the unit sampling length of the digital display dial indicator 6 according to the dial numerical value set by the user. For example: if the sampling length of one unit of the digital display dial indicator 5 is set to be 100mm, the digital display dial indicator can be realized by setting the numerical value of the bit dial switch 11 to be 100; if the digital display dial indicator 5 is set to have a unit sampling length of 125mm, the practice can be performed by setting the value of the dial switch 11 to 125.
In particular, in this embodiment, the light source 2.2 is a pulsed laser.
Referring to fig. 2 and 4, another embodiment of a measuring head device for measuring linearity according to the present invention comprises a measuring base 1, a non-contact measuring device 3 disposed on the measuring base 1, and a data trigger 4 and a data collecting system respectively connected to the non-contact measuring device 3 in communication.
Specifically, in this embodiment, the measurement base 1, the data trigger 4 and the data acquisition system are the same as those in embodiment 1, and thus the description thereof is omitted.
Specifically, in the present embodiment, the non-contact measuring head 3 includes a photoelectric sensing probe 3.1 and a photoelectric receiver 3.2; the photoelectric sensing probe 3.1 is fixedly connected with the upper end of the adjusting screw rod 1.2 and is respectively in communication connection with the data trigger 4 and the photoelectric receiver 3.2, and the photoelectric receiver 3.2 is fixedly supported on the measuring support arm 1.1 through a support and is in communication connection with a data collector 5 in a data collection system; wherein, the photoelectric sensing probe 3.1 has the following functions: sensing the straightness information of the surface of the workpiece to be detected in a non-contact mode; the photoelectric receiver 3.2 is used for receiving signals of the photoelectric sensing probe 3.1.
Specifically, in the present embodiment, the photoelectric sensing probe 3.1 is a reflective photoelectric sensor or a correlation photoelectric sensor.
In embodiments 1 to 2, the communication connection between the electric devices may be a wireless communication connection or a wired communication connection.
In the above embodiments 1 to 2, the position of the measuring base 1 may be fixed or movable; the position of the workpiece to be measured can also be fixed or movable, but the measuring base 1 and the workpiece to be measured move relative to each other; namely: when the position of the measuring base 1 is fixed, the workpiece to be measured moves; when the position of the measuring base 1 is movable, the workpiece to be measured is fixed.
The utility model discloses during the use, earlier by data trigger 4 trigger measuring head (be contact measuring head 2 or non-contact measuring head 3) start work, then measure by survey work piece surface straightness accuracy through measuring head (contact measuring head 2 or non-contact measuring head 3), and with the straightness accuracy data feedback of gathering to data collection station 5, then transmit to data receiver 9 through data transmitter 8 after the corresponding signal of telecommunication through data converter 7 with the conversion of data collection station 5, transmit to industrial computer 10 by data receiver 9 again, collect by survey work piece surface straight line data information that obtains by industrial computer 10 at last, and appear with spreadsheet's form automatically.
Finally, the above description is only the embodiments of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. A measuring head device for straightness measurement, characterized in that: the device comprises a measuring base (1), a contact measuring head (2) or a non-contact measuring head (3) arranged on the measuring base (1), and a data trigger (4) and a data acquisition system which are respectively in communication connection with the contact measuring head (2) or the non-contact measuring head (3);
wherein, the measuring base (1) is used for supporting the contact measuring head (2) or the non-contact measuring head (3);
the contact type measuring head (2) is used for measuring the straightness of the surface of the measured workpiece in a mode of directly contacting the surface of the measured workpiece;
the non-contact measuring head (3) is used for measuring the straightness of the surface of the workpiece to be measured in a non-contact way with the surface of the workpiece to be measured;
the data trigger (4) is used for triggering the contact measuring head (2) or the non-contact measuring head (3) to execute relevant straightness measuring work;
the data acquisition system is used for acquiring and summarizing measured workpiece surface straightness data measured by the contact measuring head (2) or the non-contact measuring head (3).
2. The measuring head device for straightness measurement according to claim 1, wherein: the data acquisition system comprises a data acquisition unit (5), a digital display dial indicator (6), a data converter (7), a data transmitter (8), a data receiver (9) and an industrial personal computer (10); data collection station (5) respectively with contact measuring head (2) or non-contact measuring head (3), digital display percentage table (6) and data converter (7) communication connection, data converter (7) with data transmitter (8) communication connection, data transmitter (8) with data receiver (9) communication connection, data receiver (9) with industrial computer (10) communication connection.
3. The measuring head device for straightness measurement according to claim 2, wherein: the measuring base (1) comprises a measuring support arm (1.1), an adjusting screw rod (1.2), a support block (1.3) and a spring (1.4), wherein the upper end of the adjusting screw rod (1.2) penetrates through the measuring support arm (1.1) and is fixedly connected with a contact measuring head (2) or a non-contact measuring head (3), the lower end of the adjusting screw rod penetrates through the measuring support arm (1.1) and is movably arranged in the support block (1.3), and the spring (1.4) is movably sleeved on the adjusting screw rod (1.2) and is positioned between the support block (1.3) and the measuring support arm (1.1).
4. A measuring head device for straightness measurement according to claim 3, wherein: the contact type measuring head (2) comprises a mechanical roller (2.1), a light source (2.2), a grating ruler (2.3) and a photoelectric receiver (2.4), the mechanical roller (2.1) is fixedly connected with the upper end of the adjusting screw rod (1.2), the light source (2.2) and the grating ruler (2.3) are respectively arranged on the left side and the right side of the mechanical roller (2.1), the photoelectric receiver (2.4) is arranged on one side, away from the light source (2.3), of the grating ruler (2.2), the light source (2.2), the grating ruler (2.3) and the photoelectric receiver (2.4) are respectively and fixedly supported on the measuring support arm (1.1) through a support, the light source (2.2) is also in communication connection with the data trigger (4), and the photoelectric receiver (2.4) is also in communication connection with the data collector (5) in the data acquisition system.
5. A measuring head device for straightness measurement according to claim 3, wherein: the non-contact measuring head (3) comprises a photoelectric sensing probe (3.1) and a photoelectric receiver (3.2), the photoelectric sensing probe (3.1) is fixedly connected with the upper end of the adjusting screw rod (1.2) and is respectively in communication connection with the photoelectric receiver (3.2) and the data trigger (4), and the photoelectric receiver (3.2) is fixedly supported on the measuring support arm (1.1) through a support and is in communication connection with a data collector (5) in the data collecting system.
6. The measuring head device for straightness measurement according to claim 2, wherein: the digital display dial indicator (6) is also provided with a multi-digit dial switch (11).
7. The measuring head device for straightness measurement according to claim 2, wherein: the data trigger (4) is internally provided with a rechargeable lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114320.XU CN213932404U (en) | 2020-12-22 | 2020-12-22 | Measuring head device for measuring straightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023114320.XU CN213932404U (en) | 2020-12-22 | 2020-12-22 | Measuring head device for measuring straightness |
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| Publication Number | Publication Date |
|---|---|
| CN213932404U true CN213932404U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023114320.XU Active CN213932404U (en) | 2020-12-22 | 2020-12-22 | Measuring head device for measuring straightness |
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| CN (1) | CN213932404U (en) |
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- 2020-12-22 CN CN202023114320.XU patent/CN213932404U/en active Active
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