CN203190955U - High-resolution radial or end face run-out tester - Google Patents
High-resolution radial or end face run-out tester Download PDFInfo
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- CN203190955U CN203190955U CN 201320111563 CN201320111563U CN203190955U CN 203190955 U CN203190955 U CN 203190955U CN 201320111563 CN201320111563 CN 201320111563 CN 201320111563 U CN201320111563 U CN 201320111563U CN 203190955 U CN203190955 U CN 203190955U
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- microstrain
- resolution
- sensor
- microstrain sensor
- face runout
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Abstract
The utility model discloses a high-resolution radial or end face run-out tester, comprising an outer shell, a microstrain sensor, a signal processing device, and a liquid crystal display, wherein the microstrain sensor is arranged to penetrate through the interior of the outer shell; the two ends of the microstrain sensor are exposed to the outside of the outer shell; the signal processing device is arranged inside the outer shell; the liquid crystal display is arranged on the top surface of the outer shell; the microstrain sensor is made of high-elasticity aluminum alloy; a through hole is formed in a first end of the microstrain sensor; a fine-tuning screw is connected onto the microstrain sensor through a nut; and a microstrain gauge is pasted on the first end of the microstrain sensor. The high-resolution radial or end face run-out tester is simple in structure, convenient in testing, high and accurate in precision, reliably in quality, low in cost, relatively wide in application scope, and applicable to measurements of radial or end face run-out of shafts.
Description
Technical field
The utility model relates to a kind of high-resolution tester, can be applicable to a class radially or end pulsation measurement.
Background technology
Tester of the prior art generally all is to adopt dial gauge or clock gauge as the conventional metered dose instrument.But owing to dial gauge or clock gauge are mechanically operated reasons, in use very easily damage, the life-span is shorter.Simultaneously, because the Measurement Resolution of dial gauge or clock gauge is also relatively low, and by manually shown result being obtained by reading, thereby cause measuring result error relatively large, degree of accuracy is not high.
The utility model content
The purpose of this utility model provides a kind of radially high-resolution or face runout tester, and is simple in structure, convenient test, and precision Gao Zhun, of fine qualities, with low cost, be applicable to a class radially or measurement such as face runout, range of application is wider.
For achieving the above object, the technical solution of the utility model provides a kind of radially high-resolution or face runout tester, and it comprises shell; Pass the microstrain sensor that described enclosure arranges, and the two ends of this microstrain sensor are exposed at the outside of described shell; Be arranged on the signal processing apparatus of described enclosure; And the LCD that is arranged on described cover top portion surface; Described microstrain sensor is made by the high resiliency aluminium alloy; First end at described microstrain sensor offers through hole, will finely tune screw rod by nut and be connected on this microstrain sensor; First end at described microstrain sensor posts the microstrain meter.
Second end at described microstrain sensor offers mounting hole, by bolt radially high-resolution or face runout tester is fixedly mounted on the Magnetic gauge stand, and is fastened on the lathe.
Described signal processing apparatus comprises the analog to digital converter of being with amplifier, and its input end is connected with the microstrain meter; Display driver, its input end is connected with the output terminal of the analog to digital converter of band amplifier, and output terminal then is connected with LCD; Single chip microcomputer, it is connected with display driver with the analog to digital converter of described band amplifier respectively.
Described enclosure radially high-resolution or the face runout tester also is provided with lithium battery, provides working power to signal processing apparatus.
Described radially high-resolution or face runout tester also is provided with the zero setting button.
Radially high-resolution or face runout tester provided by the utility model has the following advantages and beneficial effect.At first, the utility model employing is posted the microstrain meter at sensor and is replaced traditional dial gauge or clock gauge as survey instrument, because no mechanical transmission, so the utility model is not fragile, long service life.Secondly, measurement result adopts LCD to show by numeral, and is more directly perceived more clear than dial gauge or clock gauge.The 3rd, the utility model directly sets LCD at sensor, and resolution can reach ten thousand/millimeter, or even 100,000/millimeter, and measuring accuracy is high.
Description of drawings
Fig. 1 is the vertical view of the radially high-resolution or face runout tester in the utility model;
Fig. 2 is the side view of the radially high-resolution or face runout tester in the utility model;
Fig. 3 is the circuit block diagram of the signal processing apparatus in the utility model.
Embodiment
Below in conjunction with Fig. 1～Fig. 3, describe a preferred embodiment of the present utility model in detail.
As Fig. 1～shown in Figure 2, radially high-resolution or face runout tester described in the utility model, it comprises shell 1; Pass the described shell 1 inner microstrain sensor 2 that arranges, and the two ends of this microstrain sensor 2 are exposed at the outside of described shell 1; Be arranged on the signal processing apparatus of described shell 1 inside; And the LCD 4 that is arranged on described shell 1 top surface.
Described microstrain sensor 2 is made by the high resiliency aluminium alloy.
As shown in Figure 2, offer through hole at first end of described microstrain sensor 2, will finely tune screw rod 21 by M6 nut 22 and be connected on this microstrain sensor 2; This fine setting screw rod 21 directly contacts with workpiece in test process, thus preset maximum jitter value.In the present embodiment, maximum jitter test specification radially high-resolution or the face runout tester is 0.5mm, and fine setting screw rod 21 can determine the preset jitter values according to the test process actual conditions.
Further, the microstrain meter is posted at the sensitive position place on first end of described microstrain sensor 2, and in the present embodiment, can adopt model is the microstrain meter of BEB 350-3AA.
Second end at described microstrain sensor 2 offers mounting hole 23, tester can be fixedly mounted on the adjustable multidirectional Magnetic gauge stand of tradition by bolt, and be fastened on the lathe.
As shown in Figure 3, it is CS1180 that described signal processing apparatus comprises the analog to digital converter 31(model of being with amplifier), its input end is connected with microstrain meter (model is BEB 350-3AA); Display driver 32(model is HT1621), its input end is connected with the output terminal of the analog to digital converter 31 of band amplifier, and output terminal then is connected with LCD 4; Single chip microcomputer 33(model is 89C51), it is connected with display driver 32 with the analog to digital converter 31 of described band amplifier respectively.
Radially high-resolution or face runout tester described in the utility model, concrete test process is as described below: at first will finely tune screw rod 21 and be adjusted to reference point; Because the microstrain meter is posted at the sensitive position place on first end of microstrain sensor 2, when the alloy steel termination on fine setting screw rod 21 tops contacts the little distortion of generation with workpiece, the analog to digital converter 31 that little deflection that the microstrain meter will record transfers to the band amplifier amplifies, and should become digital signal by analog signal conversion by little deflection, transfer to display driver 32 subsequently, drive this LCD 4 measured little deflection is shown with numeral.In above-mentioned test process, come each device of control signal treating apparatus that measured little deflection signal is carried out respective handling by single chip microcomputer 33.
Further, described shell 1 inside radially high-resolution or the face runout tester also is provided with lithium battery 5, it is used for providing working power to each device of signal processing apparatus, makes be the service time of tester 30 hours, and can charge repeatedly.
Further, described radially high-resolution or face runout tester also is provided with the zero setting button, after the reference point preset of fine setting screw rod 21 is finished, and can be with this reference point zero setting.
Radially high-resolution or face runout tester provided by the utility model has the following advantages and beneficial effect.At first, the utility model employing is posted the microstrain meter at sensor and is replaced traditional dial gauge or clock gauge as survey instrument, because no mechanical transmission, so the utility model is not fragile, long service life.Secondly, measurement result adopts LCD to show by numeral, and is more directly perceived more clear than dial gauge or clock gauge.The 3rd, the utility model directly sets LCD at sensor, and resolution can reach ten thousand/millimeter, or even 100,000/millimeter, and measuring accuracy is high.
In sum, the utility model is simple in structure, convenient test, and precision Gao Zhun, of fine qualities, with low cost, be applicable to a class radially or measurement such as face runout, range of application is wider.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute all will be apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (5)
1. a radially high-resolution or face runout tester is characterized in that, comprises:
Shell (1);
Pass the inner microstrain sensor (2) that arranges of described shell (1), and the two ends of this microstrain sensor (2) are exposed at the outside of described shell (1);
Be arranged on the inner signal processing apparatus of described shell (1);
Be arranged on the LCD (4) of described shell (1) top surface;
Wherein, described microstrain sensor (2) is made by aluminium alloy;
First end at described microstrain sensor (2) offers through hole, will finely tune screw rod (21) by nut (22) and be connected on this microstrain sensor (2);
First end at described microstrain sensor (2) posts the microstrain meter.
2. radially high-resolution or face runout tester as claimed in claim 1, it is characterized in that, second end at described microstrain sensor (2) offers mounting hole (23), by bolt radially high-resolution or face runout tester are fixedly mounted on the Magnetic gauge stand, and are fastened on the lathe.
3. radially high-resolution or face runout tester as claimed in claim 1 is characterized in that described signal processing apparatus comprises:
The analog to digital converter (31) of band amplifier, its input end is connected with the microstrain meter;
Display driver (32), its input end is connected with the output terminal of the analog to digital converter (31) of band amplifier, and its output terminal is connected with LCD (4);
Single chip microcomputer (33), it is connected with display driver (32) with the analog to digital converter (31) of described band amplifier respectively.
4. radially high-resolution or face runout tester as claimed in claim 3 is characterized in that, described shell (1) inside also is provided with lithium battery (5), provides working power to signal processing apparatus.
5. radially high-resolution or face runout tester as claimed in claim 1 is characterized in that, described radially high-resolution or face runout tester also is provided with the zero setting button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111563 CN203190955U (en) | 2013-03-12 | 2013-03-12 | High-resolution radial or end face run-out tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320111563 CN203190955U (en) | 2013-03-12 | 2013-03-12 | High-resolution radial or end face run-out tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203190955U true CN203190955U (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320111563 Expired - Fee Related CN203190955U (en) | 2013-03-12 | 2013-03-12 | High-resolution radial or end face run-out tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203190955U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644863A (en) * | 2013-12-04 | 2014-03-19 | 江苏大学 | Cross-flow fan-blade radial-circle-jump-degree non-contact online diagnostic device and method |
-
2013
- 2013-03-12 CN CN 201320111563 patent/CN203190955U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644863A (en) * | 2013-12-04 | 2014-03-19 | 江苏大学 | Cross-flow fan-blade radial-circle-jump-degree non-contact online diagnostic device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20190312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |