JP2001198776A - Performance inspection device of spindle orientation sensor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a performance inspection device of a spindle orientation sensor, capable of easily and reliably inspecting performance of a spindle orientation sensor. SOLUTION: This performance inspection device for a spindle orientation sensor formed by connecting a sensor detector 5 to a sensor head 4 through a connector 7 is provided with an output voltage measuring part of the sensor detector 5 connected to the sensor head 4, an insulation resistance measuring part of the sensor detector 5 connected to the sensor head 4, and an inter- terminal insulation resistance measuring part of the sensor head 4 separated from the sensor detector 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spindle orientation sensor constituting a spindle orientation system of a numerically controlled machine tool or the like, and more particularly to an apparatus for inspecting the performance of a spindle orientation sensor such as an output voltage and an insulation resistance. is there.

[0002]

2. Description of the Related Art Generally, a numerically controlled machine tool is provided with a spindle orientation system for stopping a rotating spindle at a fixed position in a rotating direction. This spindle orientation system includes a spindle orientation sensor for detecting the rotational position of the spindle.

[0003] The spindle orientation sensor includes:
A sensor head that can detect the vertical and horizontal magnetic flux components of a magnet (magnet) fixed to the rotating main shaft, and converts the change signal of the magnetic field from this sensor head into an electric signal and outputs it as a linear voltage and a gate voltage And a sensor detector, which are detachably connected to each other via a connector.

[0004] The spindle orientation sensor includes:
Usually, since it is arranged near the rotating spindle of the numerical control machine tool, cutting oil (cutting water) and dust easily enter the connector portion. Then, when cutting oil (cutting water) enters the connector portion, the cutting oil or the like enters the sensor detector by capillary action, and also enters the sensor head through the connector cable. In this case, the element terminals in the sensor head and the connection terminals in the sensor detector are short-circuited by cutting oil or the like, and the spindle orientation sensor is in a failure state. As a result, the spindle orientation system cannot reliably stop the rotating spindle at a fixed position, and is recognized as having failed.

[0005] When the spindle orientation system is determined to have failed, a performance inspection of the spindle orientation sensor is performed as a part of investigating the cause. That is, by using a plurality of commercially available measuring instruments such as a tester, a mega tester, and an oscilloscope, the linear voltage and gate voltage of the sensor detector, the insulation resistance between the plus power supply terminal and the output terminal, and the connection between each terminal of the sensor head Is measured.

[0006]

As described above, conventionally, a plurality of measuring instruments such as a tester, a mega tester, and an oscilloscope are used for performance inspection of the spindle orientation sensor, so that the inspection is complicated. There is a problem that it takes time and effort. Also, since each of the above measuring instruments is a commercially available product, the shape of the connection terminal does not match the shape of the connection terminal of the sensor head or the sensor detector,
There is also a problem that the contact state becomes unstable and a reliable test result cannot be expected.

Accordingly, an object of the present invention is to provide an apparatus for inspecting the performance of a spindle orientation sensor which can easily and surely inspect the performance of a spindle orientation sensor.

[0008]

As a means for solving the above-mentioned problems, as a means for inspecting the performance of a spindle orientation sensor according to the present invention, the performance of a spindle orientation sensor comprising a sensor head connected to a sensor detector via a connector is described. Inspection device, measuring the output voltage of the sensor detector connected to the sensor head, measuring the insulation resistance of the sensor detector connected to the sensor head, and measuring the insulation resistance between the terminals of the sensor head separated from the sensor detector And a unit.

In the performance inspection device for a spindle orientation sensor according to the present invention, an output voltage measuring unit measures an output voltage of a sensor detector connected to a sensor head.
The insulation resistance measurement unit measures the insulation resistance of the sensor detector connected to the sensor head, and the inter-terminal insulation resistance measurement unit measures the insulation resistance between the terminals of the sensor head separated from the sensor detector.

In the performance inspection apparatus for a spindle orientation sensor according to the present invention, the output voltage measuring unit is configured to measure a linear voltage and a gate voltage, and the insulation resistance measuring unit is connected between at least a positive power supply terminal and an output terminal. It is preferable that the insulation resistance can be measured, and the inter-terminal insulation resistance measuring section can measure the insulation resistance between the terminals, because the cause of the failure of the spindle orientation sensor can be accurately inspected.

Further, the performance inspection apparatus for a spindle orientation sensor according to the present invention comprises a detector connection connector connectable to a sensor detector connected to the sensor head, and a sensor connection connector connectable to a sensor head separated from the sensor detector. When a connector is provided, it is preferable because the connector can be connected to the sensor detector and the sensor head without any contact failure.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. In the drawings to be referred to, FIG. 1 is a front view showing a performance inspection device of a spindle orientation sensor according to one embodiment together with its use status, FIG. 2 is a perspective view showing a performance inspection device of a spindle orientation sensor according to one embodiment, and FIG. 3 is a circuit diagram illustrating an output voltage measurement unit, an insulation resistance measurement unit, and an inter-terminal insulation resistance measurement unit of the performance inspection device for the spindle orientation sensor according to one embodiment. FIG. 4 is a diagram illustrating the performance of the spindle orientation sensor according to one embodiment. FIG. 5 is a circuit diagram showing the operation of the output voltage measuring unit of the inspection device, FIG. 5 is a circuit diagram showing the operation of the insulation resistance measuring unit of the performance inspection device for the spindle orientation sensor according to the embodiment, and FIG. 6 is the spindle according to the embodiment. It is a perspective view which shows the use condition of the performance inspection apparatus of an orientation sensor.

As shown in FIG. 1, an apparatus 1 for inspecting the performance of a spindle orientation sensor according to one embodiment is an apparatus for inspecting the performance of a spindle orientation sensor, such as output voltage and insulation resistance. Therefore, first, the spindle orientation sensor will be described. In the following description, the performance inspection device 1 for the spindle orientation sensor is abbreviated as the performance inspection device 1 as appropriate.

A spindle orientation sensor includes a sensor head 4 capable of detecting a vertical magnetic flux component and a horizontal magnetic flux component of a magnetic field generator 3 fixed to a rotating spindle 2 of a numerically controlled machine tool (not shown), and a magnetic field generated by the sensor head 4. A sensor detector that converts the change signal into an electric signal and outputs the electric signal as a linear voltage and a gate voltage. The sensor head 4 is detachably connected to a sensor-side receptacle of the sensor detector 5 via a connector 7 at an end of the connection cable 6.

The performance inspection apparatus 1 according to one embodiment includes a detector connection cable 9 connected to an input / output receptacle of the sensor detector 5 via a detector connection connector 8. This detector connection cable 9
Are derived from the back of the performance inspection device 1 as shown in FIG. A connector 7 at the end of the connection cable 6 on the sensor head 4 side is provided on the back of the performance inspection device 1.
Is provided with a sensor connection connector 10 for detachably connecting the. Note that a power cord 12 having a power plug 11 is led out from the back of the performance inspection device 1.

A pair of insulation resistance measuring terminals X and Y are protrudingly provided on the front side of the upper surface of the performance inspection apparatus 1. Also,
Measuring terminals A, B, C, D, E, and F into which measuring rods such as a digital tester are inserted are arranged on a side surface of the performance inspection apparatus 1 in a row. And the performance inspection device 1
As shown in FIG. 1, a selector switch 1
3, a mode changeover switch 14, a voltage display section 15, and a power confirmation lamp 16 are provided.

In the performance inspection apparatus 1 of one embodiment, an output voltage measuring section of the sensor detector 5 connected to the sensor head 4, an insulation resistance measuring section of the sensor detector 5 connected to the sensor head 4, An inspection circuit is provided which constitutes an inter-terminal insulation resistance measuring unit of the sensor head 4 separated from the sensor detector 5. In this test circuit, the output voltage measuring section is configured to be able to measure a linear voltage (MSA signal) and a gate voltage (LSA signal), and the insulation resistance measuring section has at least an insulation resistance between a positive power supply terminal and an output terminal. And the terminal-to-terminal insulation resistance measuring section is configured to be able to measure the insulation resistance between the terminals.

As shown in FIG. 3, the test circuit includes a power supply section 17 connected to a 100 V power supply via the power plug 11, and a selector contact 18 for switching the circuit in accordance with a switching operation of the selector switch 13. A mode contact 19 for switching a circuit in response to a switching operation of the mode switch 14, and a voltmeter 20 for displaying a measurement result on the voltage display section 15, and the measurement terminals A, B,
C, D, E, F and insulation resistance measuring terminals X, Y are provided. Also, a circuit switching relay and its contact CR
1, CR2, CRFC, CRAF, CRAC, CR1D
It has.

The power supply section 17 is a stabilized power supply for converting a commercial 100 V AC power supply to a DC power supply. , 17D, and output terminals 17E, 17F of DC 15V, 0V as a power supply to the sensor detector 5.

The selector contact 18 is a switching contact at three positions. In the first position, the relays CR1 and CRAF are connected to the DC 5 switch.
In the second position, the relays CR2 and CRAC are excited with 5 VDC, and in the third position, the relay CRFC is excited with 5 VDC.
Excitation with V.

The mode contact 19 is a two-position switching contact. In the first position, a normally open relay contact C between the output terminal 17C of the power supply 17 and the power input terminal 20A of the voltmeter 20 is provided.
The connection line L1 having the RFC is closed, and the relay CR1D is excited with 5 VDC. By the excitation of the relay CR1D, the normally open relay contact CR1D connected to the relay CR1 and the normally open relay contact CR1D connected to the relay CR2 close, and the normally closed relay contact CR1D connected to the relay CRAF. And the normally closed relay contact CR1D connected to the relay CRAC opens. On the other hand, at the second position of the mode contact 19, the connection line L1 is opened and the relay CR1D is demagnetized. By the demagnetization of the relay CR1D, the relay CR1D
1 and the normally open relay contact CR1D connected to the relay CR2 are opened, and the normally closed relay contact CR1D connected to the relay CRAF and the normally open relay contact CR1D connected to the relay CRAC are opened. The closed relay contact CR1D is closed.

The voltmeter 20 has a measurement range of less than 20 V DC. The voltmeter 20 has a power supply input terminal 20B connected to the output terminal 17D of the power supply unit 17 via a connection line L2, and voltage measurement input terminals 20C and 20D.

The measuring terminals A, B, C, D, E, and F are terminals A, B, C, D, E, and F (not shown) of the detector connector 8 and the sensor connector 10, respectively.
Are connected correspondingly. When the detector connector 8 is connected to the sensor detector 5, the measuring terminal C is connected to the positive power terminal for power input of the sensor detector 5, and the measuring terminal B is connected to the negative power terminal. The measurement terminal A is connected to a linear voltage output terminal of the sensor detector 5, and the measurement terminal D is connected to a zero potential terminal for linear voltage measurement. Further, the measurement terminal F is connected to a gate voltage output terminal of the sensor detector 5, and the measurement terminal E is connected to a zero potential terminal for gate voltage measurement.

The measuring terminal C is connected to a connection line L having normally open relay contacts CR1 and CR2 connected in parallel with each other.
3 is connected to the output terminal 17E of the power supply unit 17, and the measurement terminal B is a normally open relay contact C connected in parallel with each other.
Power supply unit 1 via connection line L4 having R1 and CR2
7 is connected to the output terminal 17F. The measurement terminal A is connected to the input terminal 20C of the voltmeter 20 via a connection line L5 having a normally open relay contact CR1, and the measurement terminal D is connected to a connection line L6 having a normally open relay contact CR1.
Is connected to the input terminal 20D of the voltmeter 20 via the. Further, the measuring terminal F is connected to the input terminal 20 of the voltmeter 20 via a connection line L7 having a normally open relay contact CR2.
C, and the measurement terminal E is connected to the input terminal 2 of the voltmeter 20 via a connection line L8 having a normally open relay contact CR2.
0D.

The insulation resistance measurement terminal X is connected to the measurement terminal A via a connection line L9 having normally open relay contacts CRAF and CRAC connected in parallel with each other and a normally closed relay contact CR1D connected in series to these terminals. And normally open relay contact CRF connected in series with each other
C and to the measuring terminal F via a connection line 10 having a normally closed relay contact CR1D.

On the other hand, the insulation resistance measuring terminals Y are normally open relay contacts CRAF, CRAC, CR connected in parallel with each other.
FC and normally closed relay contact C connected in series
It is connected to the measurement terminal C via a connection line L11 having R1D. A normally closed relay contact CRFC is connected in series to the relay contact CRAF, and the connection line L10 is branched and connected between the two.

The performance inspection apparatus 1 for the spindle orientation sensor according to one embodiment having the above-described configuration includes:
It is used to inspect the sensor detector 5 connected to the sensor head 4 for abnormal output voltage and to inspect for abnormal insulation resistance between the positive power supply terminal and the output terminal. You. Further, the sensor head 4 separated from the sensor detector 5 is used to inspect whether or not the insulation resistance between the terminals is abnormal.

In order to check whether or not the output voltage of the sensor detector 5 connected to the sensor head 4 is abnormal, first, as shown in FIG. 1, a detector connection connector at the tip of a detector connection cable 9 on the performance inspection device 1 side. 8 is connected to the input / output receptacle of the sensor detector 5. At this time, the magnetizing body 3 of the rotating main shaft 2 is connected to the sensor head 4
The sensor head 4 is removed, or the sensor head 4 is detached from the rotating main shaft 2.

Next, the mode contact 19 is switched to the first position by operating the mode changeover switch 14 disposed in front of the performance inspection apparatus 1. By this operation, in the inspection circuit shown in FIG. 3, the relay CR1D is excited, the normally open relay contact CR1D is closed, and the normally closed relay contact CR1D is closed.
Is opened, the relays CR1 and CR2 can be excited, and the relays CRAF and CRAC are demagnetized. Also,
Relay CRFC is in an excited state. Then, the relay contact CRFC closes, and each of the relay contacts CRAF, CRA
As a result of the opening of C, as shown in FIG.
7 are connected to the connection lines L respectively.
1, L2, power input terminals 20A, 2 of voltmeter 20
0B.

Here, when inspecting whether or not the linear voltage of the sensor detector 5 is abnormal, the selector contact 18 is switched to the first position by operating the selector switch 13 disposed on the front of the performance inspection device 1. By this operation, in the inspection circuit shown in FIG. 3, the relay CR1 is excited, each relay contact CR1 is closed, the relay CR2 is demagnetized, and each relay contact CR2 is opened. Then, as shown in FIG. 4, output terminals 17E and 17F of the power supply unit 17 are connected to measurement terminals C and B via connection lines L3 and L4, respectively, and input terminals 20C and 20D of the voltmeter 20 are connected to connection lines, respectively. It is connected to the measurement terminals A and D via L5 and L6.

That is, the output terminals 17E,
17F is a sensor detector 5 via measuring terminals C and B.
Connected to the positive and negative power terminals of
The input terminals 20C and 20D of the voltmeter 20 are measurement terminals A and D
Is connected to a linear voltage output terminal of the sensor detector 5 and a zero potential terminal for linear voltage measurement. As a result, the voltmeter 20 measures the linear voltage of the sensor detector 5 connected to the sensor head 4, and displays the measured value on the voltage display unit 15. In this case, if the linear voltage is within the range of -0.2 V to +0.2 V, it is determined that there is no abnormality, and if it is outside the range, it is determined that there is abnormality.

Subsequently, when inspecting whether or not the gate voltage of the sensor detector 5 is abnormal, the selector switch 1
The operation of 3 switches the selector contact 18 to the second position. By this operation, in the inspection circuit shown in FIG. 3, the relay CR1 is demagnetized and each relay contact CR1 is opened, and the relay CR2 is excited and each relay contact CR2 is closed. Then, as shown in FIG. 4, output terminals 17E and 17F of the power supply unit 17 are connected to measurement terminals C and B via connection lines L3 and L4, respectively, and input terminals 20C and 20D of the voltmeter 20 are connected to connection lines, respectively. It is connected to the measurement terminals F and E via L7 and L8.

That is, the output terminals 17E,
17F is a sensor detector 5 via measuring terminals C and B.
Connected to the positive and negative power terminals of
The input terminals 20C and 20D of the voltmeter 20 are measuring terminals F and E
Is connected to the gate voltage output terminal of the sensor detector 5 and the zero potential terminal for measuring the gate voltage. As a result, the voltmeter 20 measures the gate voltage of the sensor detector 5 connected to the sensor head 4, and displays the measured value on the voltage display unit 15. In this case, if the gate voltage is within the range of -0.4 V to +0.4 V, it is determined that there is no abnormality, and if it is outside the range, it is determined that there is abnormality.

When inspecting for an abnormality in insulation resistance between the positive power supply terminal and the output terminal of the sensor detector 5 connected to the sensor head 4, the performance inspection device 1
The mode contact 19 is switched to the second position by the operation of the mode changeover switch 14 disposed in front of. By this operation, in the inspection circuit shown in FIG. 3, the relay CR1D
Is demagnetized, the normally-open relay contact CR1D opens, and the normally-closed relay contact CR1D closes.
1 and CR2 are demagnetized, and the relays CRAF and CRAC can be excited. Further, relay CRFC is in an excited state. Then, as a result of closing the respective relay contacts CRFC and opening the respective relay contacts CR1 and CR2, as shown in FIG. 5, the output terminals 17C and 17D of the power supply unit 17 are connected to the power input terminals 20A and 20B of the voltmeter 20 as shown in FIG. The output terminals 17E and 17F are cut off from the measurement terminals C and B.

Here, when inspecting for insulation failure between the linear voltage output terminal and the gate voltage output terminal of the sensor detector 5, the selector contact 18 is switched to the first position by operating the selector switch 13. By this operation, in the inspection circuit shown in FIG. 3, the relay CRAF is excited, each relay contact CRAF is closed, and the relay CRA is closed.
C is demagnetized and each relay contact CRAC opens. And
As shown in FIG. 4, insulation resistance measurement terminals X and Y are connected to measurement terminals A and F via connection lines L9 and L10, respectively.

That is, the insulation resistance measurement terminals X and Y are connected to the linear voltage output terminal and the gate voltage output terminal of the sensor detector 5 via the measurement terminals A and F. Therefore,
A megatester (not shown) is connected to the insulation resistance measurement terminals X and Y, and the insulation resistance between the linear voltage output terminal and the gate voltage output terminal of the sensor detector 5 is measured. In this case, the mega tester is set to the 500 V range, and if the insulation resistance value is 100 MΩ or more, it is determined that there is no abnormality, and 100 MΩ is determined.
If less than, it is determined that there is an abnormality.

Subsequently, when inspecting for insulation failure between the positive power supply terminal of the sensor detector 5 and the linear voltage output terminal, the selector contact 18 is switched to the second position by operating the selector switch 13. With this operation,
In the test circuit shown in FIG. 3, the relay CRAC is excited to close each relay contact CRAC, the relay CRAF is demagnetized, and each relay contact CRAF is opened. And FIG.
As shown in the figure, the insulation resistance measurement terminals X and Y are connected to the measurement terminals A and C via connection lines L9 and L11, respectively.

That is, the insulation resistance measurement terminals X and Y are connected to the linear voltage output terminal and the positive power supply terminal of the sensor detector 5 via the measurement terminals A and C. Therefore, a megatester (not shown) is connected to the insulation resistance measurement terminals X and Y, and the insulation resistance between the linear voltage output terminal of the sensor detector 5 and the positive power supply terminal is measured. Also in this case, the mega tester is in the 500V range and the insulation resistance value is 100V.
If not less than MΩ, it is determined that there is no abnormality, and if less than 100 MΩ, it is determined that there is an abnormality.

Further, when inspecting for insulation failure between the positive power supply terminal of the sensor detector 5 and the gate voltage output terminal, the selector switch 18 is operated to switch the selector contact 18 to the third position. With this operation,
In the test circuit shown in FIG. 3, only the relay CRFC is excited, the normally open relay contacts CRFC are closed, and the normally closed relay contacts CRFC are opened. Further, the relay CRAF and the relay CRAC are demagnetized, and the normally open relay contacts CRAF and CRAC are closed. Then, as shown in FIG. 4, the insulation resistance measuring terminals X and Y are respectively connected to the connection line L1.
0 and L11 are connected to the measurement terminals F and C.

That is, the insulation resistance measurement terminals X and Y are connected to the gate voltage output terminal of the sensor detector 5 and the positive power supply terminal via the measurement terminals F and C. Therefore, a megatester (not shown) is connected to the insulation resistance measurement terminals X and Y, and the insulation resistance between the linear voltage output terminal of the sensor detector 5 and the positive power supply terminal is measured. Also in this case, the mega tester is in the 500V range and the insulation resistance value is 100V.
If not less than MΩ, it is determined that there is no abnormality, and if less than 100 MΩ, it is determined that there is an abnormality.

When inspecting the sensor head 4 in a state separated from the sensor detector 5 for abnormality in insulation resistance between the terminals, as shown in FIG. 6, the connector 7 on the sensor head 4 side is connected to the sensor. Connector 10
Connect to With this connection, the measurement terminals A, B, C, D, E, and F arranged on the side surface of the performance inspection device 1 are connected to the terminals A, B, C, D, E, and F of the sensor connector 10, respectively.
(Not shown) and connected to each terminal of the sensor head 4. Therefore, the test terminal 2 of the digital tester 21
1A and 21B are inserted into, for example, measurement terminals A and C, and the insulation resistance between the A terminal and the B terminal of the sensor head 4 is measured. Hereinafter, similarly, the insulation resistance between the A terminal and the C terminal and between the F terminal and the B terminal are measured. In this case, the insulation resistance value is set to 2.7 ± 0.5 Ω as a guide, within which a determination is made that there is no abnormality, and other than that, it is determined that there is an abnormality.

[0042]

As described above, according to the performance inspection apparatus for the spindle orientation sensor according to the present invention,
The output voltage measurement unit measures the output voltage of the sensor detector connected to the sensor head, the insulation resistance measurement unit measures the insulation resistance of the sensor detector connected to the sensor head, and the terminal-to-terminal insulation resistance measurement unit measures the output voltage from the sensor detector. Since the insulation resistance between the terminals of the separated sensor head is measured, the performance of the spindle orientation sensor can be easily inspected without using a plurality of measuring instruments.

In the performance inspection device for a spindle orientation sensor according to the present invention, the output voltage measuring unit is configured to measure a linear voltage and a gate voltage, and the insulation resistance measuring unit is connected between at least a positive power supply terminal and an output terminal. When the insulation resistance between terminals is configured to be able to measure the insulation resistance between the terminals, the cause of failure of the spindle orientation can be accurately inspected.

Further, the performance inspection device for the spindle orientation sensor according to the present invention comprises a detector connection connector connectable to a sensor detector connected to the sensor head, and a sensor connectable to a sensor head separated from the sensor detector. If it has a connection connector, it can be connected to the sensor detector and sensor head without contact failure,
The inspection can be performed accurately.

[Brief description of the drawings]

FIG. 1 is a front view showing an apparatus for inspecting the performance of a spindle orientation sensor according to an embodiment of the present invention, together with the usage thereof.

FIG. 2 is a perspective view showing a performance inspection device for a spindle orientation sensor according to one embodiment.

FIG. 3 is a circuit diagram illustrating an output voltage measuring unit, an insulation resistance measuring unit, and a terminal-to-terminal insulation resistance measuring unit of the spindle orientation sensor performance inspection device according to the embodiment;

FIG. 4 is a circuit diagram showing an operation of an output voltage measurement unit of the performance inspection device for the spindle orientation sensor according to one embodiment.

FIG. 5 is a circuit diagram showing an operation of an insulation resistance measuring unit of the performance inspection device for the spindle orientation sensor according to one embodiment.

FIG. 6 is a perspective view showing a use state of a performance inspection device for a spindle orientation sensor according to one embodiment.

[Explanation of symbols]

 1: Performance inspection device 4: Sensor head 5: Sensor detector 6: Connection cable 7: Connector 8: Detector connection connector 9: Detector connection cable 10: Sensor connection connector 11: Power plug 12: Power cord 13: Selector switch 14: Mode Changeover switch 15: Voltmeter display section 16: Power supply confirmation lamp 17: Power supply section 18: Selector contact 19: Mode contact 20: Voltmeter 21: Digital tester A to F: Measurement terminal X, Y: Insulation resistance measurement terminal

Claims (3)

[Claims] An apparatus for inspecting the performance of a spindle orientation sensor comprising a sensor detector connected to a sensor head via a connector, comprising: an output voltage measuring unit of the sensor detector connected to the sensor head;
A performance inspection device for a spindle orientation sensor, comprising: an insulation resistance measuring section of a sensor detector connected to a sensor head; and an insulation resistance measuring section between terminals of the sensor head separated from the sensor detector. 2. The performance inspection device for a spindle orientation sensor according to claim 1, wherein the output voltage measurement unit is configured to measure a linear voltage and a gate voltage, and the insulation resistance measurement unit is at least a positive power supply terminal. A device for measuring the insulation resistance between the terminal and the output terminal, wherein the insulation resistance measurement section between the terminals is configured to be able to measure the insulation resistance between the terminals; . 3. The performance inspection device for a spindle orientation sensor according to claim 1, wherein the detector connection connector is connectable to a sensor detector connected to the sensor head, and is separated from the sensor detector. And a sensor connection connector connectable to the sensor head.