Flat stator magnetic steel end distance measuring device

Abstract

The utility model relates to the technical field of magnetic steel measurement, and discloses a flat stator magnetic steel end distance measuring device, which comprises a dial indicator, the inner wall of the dial indicator is fixedly connected with a fixed rod, the inner wall of the fixed rod is fixedly connected with a telescopic rod, the outer wall of the telescopic rod is fixedly connected with a pointer, the outer wall of the pointer is slidably connected with a fixed seat, and the fixed seat is fixedly connected with the fixed seat. The inner wall of the fixing seat is slidably connected to the outer wall of the telescopic rod, a working platform is detachably installed on the lower surface of the fixing seat, the lower surface of the clamping block is fixedly connected to the upper surface of the working platform, the inner wall of the clamping block is in threaded connection with a second fixing screw, and a calibration assembly is arranged on the outer wall of the telescopic rod. According to the utility model, the telescopic rod is pulled to drive the pointer to slide on the inner walls of the fixed seat and the calibration block, so that the telescopic rod is prevented from resetting, and the arranged dial indicator has the effect of quickly and accurately measuring the relative position between the magnetic steel end surface and the magnet yoke plate reference surface.

Description

TECHNICAL FIELD

[0001] The utility model relates to magnetic steel measurement technical field especially relates to a flat plate stator magnetic steel end distance measuring device. BACKGROUND

[0002] The flat plate stator magnetic steel is mainly composed of high-purity iron, nickel, cobalt and other metal elements, and after special processing process, the electrons in the internal atoms move under the action of magnetic field, forming ordered arrangement of micro magnetic domains, so that the magnetic steel has strong magnetism and can generate stable magnetic field in the motor.

[0003] Accurate end distance is crucial for the flat plate stator magnetic steel to generate uniform and stable magnetic field, and if the end distance has deviation, it will make the magnetic field distribution uneven, resulting in unbalanced electromagnetic force generated by the motor, affecting the output thrust and running stability of the motor, increasing the vibration and noise of the motor, and reducing the overall performance and efficiency of the motor.

[0004] At present, the dial gauge testing device in the existing flat plate stator magnetic steel end distance measuring device is used for vertical direction measurement, and the existing caliper measurement is very inconvenient and inaccurate for horizontal direction long parts, especially for magnetic parts. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a flat plate stator magnetic steel end distance measuring device, which aims at solving the problem that the dial gauge testing device in the existing flat plate stator magnetic steel end distance measuring device is used for vertical direction measurement, and the existing caliper measurement is very inconvenient and inaccurate for horizontal direction long parts, especially for magnetic parts.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] A flat plate stator magnetic steel end distance measuring device, comprising a dial gauge, the inner wall of the dial gauge is fixedly connected with a fixed rod, the inner wall of the fixed rod is fixedly connected with a telescopic rod, the outer wall of the telescopic rod is fixedly connected with a pointer, the outer wall of the pointer is slidably connected with a fixed seat, the inner wall of the fixed seat is slidably connected with the outer wall of the telescopic rod, the lower surface of the fixed seat is detachably installed with a working platform, the inner wall of the fixed seat is threadedly connected with a first fixed screw, the outer wall of the first fixed screw is threadedly connected with the inner wall of the working platform, the outer wall of the pointer is slidably connected with a clamping block, the inner wall of the clamping block is slidably connected with the outer wall of the telescopic rod, the lower surface of the clamping block is fixedly connected with the upper surface of the working platform, the inner wall of the clamping block is threadedly connected with a second fixed screw, and the outer wall of the telescopic rod is provided with a calibration assembly.

[0008] Preferably, the calibration assembly comprises a calibration block, the inner wall of the calibration block is slidably connected to the outer wall of the telescopic rod, the outer wall of the hour hand is slidably connected to the inner wall of the calibration block, and the lower surface of the calibration block is detachably mounted to the upper surface of the work platform.

[0009] Preferably, the upper surface of the work platform is detachably mounted with a magnetic yoke plate body, and the upper surface of the magnetic yoke plate body is detachably mounted with a magnetic steel body.

[0010] Preferably, the right outer wall of the magnetic steel body is provided with a magnetic steel end face, the right outer wall of the magnetic yoke plate body is provided with a magnetic yoke plate reference face, and the outer wall of the magnetic yoke plate reference face is detachably mounted to the left outer wall of the calibration block.

[0011] The utility model has the advantages of the following:

[0012] 1. In the utility model, the telescopic rod is pulled to drive the hour hand to slide in the inner wall of the fixed seat and the calibration block, precise measurement and prevention of deviation can be achieved, the second fixed screw is rotated to make the clamping block clamp the telescopic rod, telescopic rod reset is prevented, and fast measurement is achieved, the dial gauge is provided to have the effect of fast and precise measurement of the relative position between the magnetic steel end face and the magnetic yoke plate reference face. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 A perspective view of a flat plate stator magnetic steel end distance measuring device is provided for the utility model;

[0014] Figure 2 A partial structure schematic view of an hour hand of a flat plate stator magnetic steel end distance measuring device is provided for the utility model;

[0015] Figure 3 A partial structure schematic view of a clamping block of a flat plate stator magnetic steel end distance measuring device is provided for the utility model;

[0016] Figure 4 A partial structure schematic view of a magnetic steel body of a flat plate stator magnetic steel end distance measuring device is provided for the utility model;

[0017] Figure 5 A partial structure schematic view of a magnetic steel end face of a flat plate stator magnetic steel end distance measuring device is provided for the utility model.

[0018] LEGEND:

[0019] 1. Dial gauge; 2. Fixed rod; 3. Telescopic rod; 4. Hour hand; 5. Fixed seat; 6. First fixed screw; 7. Second fixed screw; 8. Clamping block; 9. Calibration block; 10. Work platform; 11. Magnetic yoke plate body; 12. Magnetic steel body; 13. Magnetic steel end face; 14. Magnetic yoke plate reference face. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] With reference to Figures 1-3 , the utility model provides an embodiment: a kind of flat plate stator magnetic steel end distance measuring device, the inner wall of dial gauge 1 is fixedly connected with fixed rod 2, the inner wall of fixed rod 2 is fixedly connected with telescopic link 3, the outer wall of telescopic link 3 is fixedly connected with hour hand 4, the outer wall of hour hand 4 is slidably connected with fixed seat 5, the inner wall of fixed seat 5 is slidably connected in the outer wall of telescopic link 3, the lower surface of fixed seat 5 is detachably installed with work platform 10, the inner wall of fixed seat 5 is threadedly connected with first fixed screw 6, the outer wall of first fixed screw 6 is threadedly connected in the inner wall of work platform 10, the outer wall of hour hand 4 is slidably connected with clamping block 8, the inner wall of clamping block 8 is slidably connected in the outer wall of telescopic link 3, the lower surface of clamping block 8 is fixedly connected on the upper surface of work platform 10, the inner wall of clamping block 8 is threadedly connected with second fixed screw 7, the outer wall of telescopic link 3 is provided with calibration assembly.

[0022] Specifically, rotate first fixed screw 6 to let fixed seat 5 install on the upper surface of work platform 10, adjust dial gauge 1 to make telescopic link 3 slide in the inner wall of fixed rod 2, let telescopic link 3 push hour hand 4 to slide in the inner wall of fixed seat 5 and calibration block 9, and hour hand 4 will slide in the inner wall of clamping block 8, can reach the effect of preventing telescopic link 3 from deviating, rotate second fixed screw 7 to make clamping block 8 clamp telescopic link 3 to reach the effect of preventing telescopic link 3 from resetting, extract second fixed screw 7 to reach the effect of fast and multiple measurement, the dial gauge 1 provided has the effect of fast and accurate measurement of the relative position between magnetic steel end face 13 and magnetic yoke plate reference surface 14.

[0023] With reference to Figure 1 , Figure 4 and Figure 5 , calibration assembly includes calibration block 9, the inner wall of calibration block 9 is slidably connected in the outer wall of telescopic link 3, the outer wall of hour hand 4 is slidably connected in the inner wall of calibration block 9, the lower surface of calibration block 9 is detachably installed on the upper surface of work platform 10, the upper surface of work platform 10 is detachably installed with magnetic yoke plate body 11, the upper surface of magnetic yoke plate body 11 is detachably installed with magnetic steel body 12, the right side outer wall of magnetic steel body 12 is provided with magnetic steel end face 13, the right side outer wall of magnetic yoke plate body 11 is provided with magnetic yoke plate reference surface 14, the outer wall of magnetic yoke plate reference surface 14 is detachably installed on the left side outer wall of calibration block 9.

[0024] Specifically, the magnetic yoke plate reference surface 14 provided on the right outer wall of the magnetic yoke plate body 11 is aligned with the calibration block 9, and then the magnetic steel body 12 is installed on the upper surface of the magnetic yoke plate body 11, and after the hour hand 4 slides out of the inner wall of the calibration block 9 and abuts against the magnetic steel end surface 13 provided on the outer wall of the magnetic steel body 12, the relative distance between the magnetic steel end surface 13 and the magnetic yoke plate reference surface 14 can be quickly and accurately measured.

[0025] Working principle: when the device needs to be used, after the magnetic steel body 12 is installed on the upper surface of the magnetic yoke plate body 11, the magnetic yoke plate reference surface 14 is aligned with the outer wall of the calibration block 9, the first fixing screw 6 is turned to install the fixing seat 5 on the upper surface of the working platform 10, and the dial gauge 1 is adjusted to make the fixed rod 2 drive the telescopic rod 3 to slide and push the hour hand 4 to slide, the hour hand 4 can slide on the inner wall of the fixing seat 5, the clamping block 8 and the calibration block 9, which can prevent the hour hand 4 from deviating and has a guiding effect, the hour hand 4 abuts against the magnetic steel end surface 13, which can accurately and quickly measure the relative distance between the magnetic steel end surface 13 and the magnetic yoke plate reference surface 14, the second fixing screw 7 drives the clamping block 8 to clamp the telescopic rod 3, which can accurately measure the horizontal distance, and the dial gauge 1 can quickly and accurately measure the relative position between the magnetic steel end surface 13 and the magnetic yoke plate reference surface 14.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified to the technical solutions recorded in the foregoing embodiments, or equivalent replacement of part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A flat plate stator magnetic steel end distance measuring device comprising a dial gauge (1), characterized in that: The inner wall of the dial gauge (1) is fixedly connected with a fixed rod (2), the inner wall of the fixed rod (2) is fixedly connected with a telescopic rod (3), the outer wall of the telescopic rod (3) is fixedly connected with a pointer (4), the outer wall of the pointer (4) is slidably connected with a fixed seat (5), the inner wall of the fixed seat (5) is slidably connected with the outer wall of the telescopic rod (3), the lower surface of the fixed seat (5) is detachably installed with a working platform (10), the inner wall of the fixed seat (5) is threadedly connected with a first fixing screw (6), the outer wall of the first fixing screw (6) is threadedly connected with the inner wall of the working platform (10), the outer wall of the pointer (4) is slidably connected with a clamping block (8), the inner wall of the clamping block (8) is slidably connected with the outer wall of the telescopic rod (3), the lower surface of the clamping block (8) is fixedly connected with the upper surface of the working platform (10), the inner wall of the clamping block (8) is threadedly connected with a second fixing screw (7), and the outer wall of the telescopic rod (3) is provided with a calibration assembly.

2. The flat plate stator magnetic steel end distance measuring device according to claim 1, characterized in that: The calibration assembly comprises a calibration block (9), the inner wall of the calibration block (9) is slidably connected with the outer wall of the telescopic rod (3), and the outer wall of the pointer (4) is slidably connected with the inner wall of the calibration block (9).

3. The flat plate stator magnetic steel end distance measuring device according to claim 2, characterized in that: The upper surface of the working platform (10) is detachably installed with a magnetic yoke plate body (11), and the upper surface of the magnetic yoke plate body (11) is detachably installed with a magnetic steel body (12).

4. The flat plate stator magnetic steel end distance measuring device according to claim 3, characterized in that: The right outer wall of the magnetic steel body (12) is provided with a magnetic steel end face (13), the right outer wall of the magnetic yoke plate body (11) is provided with a magnetic yoke plate reference surface (14), and the outer wall of the magnetic yoke plate reference surface (14) is detachably installed on the left outer wall of the calibration block (9).

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