阅读说明：本技术 用于定子、转子和探头的检测平台 (Inspection platform for stator, rotor and probe ) 是由 张瑛 黎宝财 于 2020-07-13 设计创作，主要内容包括：本发明公开了一种用于定子、转子和探头的检测平台,包括安装平台、工装盘、转子、定子、用于安装探头的探头定位板、驱动装置和样棒；所述工装盘与所述安装平台为拆卸连接,所述转子与所述工装盘为拆卸连接,所述定子位于所述转子的上方,所述探头定位板与所述定子为拆卸连接；所述驱动装置与所述安装平台连接,所述样棒与所述驱动装置连接；所述工装盘上拆卸连接有若干限位柱,若干所述限位柱形成的圆圈与所述定子的规格相匹配；所述探头定位板上设有驱动所述探头等距分离的分离结构。本发明检测平台上的各个零件定位安装方便,一次性可以检测定子、转子及最多四个旋转探头是否合格,实现对定子、转子及探头的精准检测。(The invention discloses a detection platform for a stator, a rotor and a probe, which comprises an installation platform, a tooling plate, a rotor, a stator, a probe positioning plate for installing the probe, a driving device and a sample rod, wherein the installation platform is provided with a positioning plate for installing the probe; the tool disc is detachably connected with the mounting platform, the rotor is detachably connected with the tool disc, the stator is positioned above the rotor, and the probe positioning plate is detachably connected with the stator; the driving device is connected with the mounting platform, and the sample rod is connected with the driving device; a plurality of limiting columns are detachably connected to the tool disc, and a circle formed by the limiting columns is matched with the specification of the stator; and the probe positioning plate is provided with a separation structure for driving the probes to be separated at equal intervals. The parts on the detection platform are convenient to position and install, whether the stator, the rotor and at most four rotary probes are qualified or not can be detected at one time, and accurate detection of the stator, the rotor and the probes is realized.)

1. An inspection platform for a stator, a rotor and a probe, comprising: the device comprises an installation platform (1), a tooling plate (2), a rotor (3), a stator (4), a probe positioning plate (5) for installing a probe (6), a driving device (7) and a sample rod (8);

the tool disc is detachably connected with the mounting platform, the rotor is detachably connected with the tool disc, the stator is positioned above the rotor, and the probe positioning plate is detachably connected with the stator;

the driving device is connected with the mounting platform, and the sample rod is connected with the driving device;

a plurality of limiting columns (9) are detachably connected to the tool disc, and a circle formed by the limiting columns is matched with the specification of the stator;

the probes are symmetrically positioned on two sides of the sample rod;

and the probe positioning plate is provided with a separation structure for driving the probes to be separated at equal intervals.

2. The inspection platform for stators, rotors and probes according to claim 1, wherein: the upper end of the limiting column is higher than the lower surface of the stator.

3. The inspection platform for stators, rotors and probes according to claim 1, wherein: the probe positioning plate comprises a probe mounting plate (51) and a positioning plate (52), the probe mounting plate is detachably connected with the stator, and the positioning plate is detachably connected with the probe mounting plate.

4. An inspection platform for stators, rotors and probes according to claim 3, wherein: at least one group of probe mounting grooves (53) are symmetrically formed in the probe mounting plate.

5. An inspection platform for stators, rotors and probes according to claim 3, wherein: the specific structure of the separation structure is as follows: at least one group of Archimedes spiral grooves (54) are symmetrically formed in the positioning plate, one end of a connecting rod (10) is connected with the probe, and the other end of the connecting rod is located in the Archimedes spiral grooves.

6. The inspection platform for stators, rotors and probes according to claim 1, wherein: the driving device is a variable frequency motor, and the sample rod is connected with the variable frequency motor through a connecting shaft and a bearing so as to realize high-speed rotation of the sample rod.

7. An inspection platform for stators, rotors and probes according to claim 3, wherein: and the positioning plate is provided with scale marks for marking the rotation angle of the positioning plate.

8. An inspection platform for stators, rotors and probes according to claim 3, wherein: and a handle (11) for rotating the positioning plate is arranged on the positioning plate.

9. The inspection method of an inspection platform for stators, rotors and probes according to claim 1, wherein: the method comprises the following steps:

s1: carving a certain standard wound on the surface of the sample rod, and installing the sample rod on a driving device;

s2: assembling and connecting the mounting platform, the tool disc, the rotor, the stator, the probe positioning plate and the driving device;

s3: installing the stator, the rotor and the probe of the standard product on a detection platform and detecting to obtain a detection numerical curve of the stator, the rotor and the probe of the standard product;

s4: sequentially detecting each group of stator, rotor and probe samples to obtain a detection numerical curve of each group of samples;

s5: and comparing the detection value curves of the sample and the standard product, and determining the unqualified sample if the value exceeds the value limit.

Technical Field

The invention belongs to the technical field of detection equipment, and particularly relates to a detection platform for a stator, a rotor and a probe.

Background

So far, a test platform before assembling a stator, a rotor and a probe in a rotating eddy current flaw detector is not machined and manufactured in China. In actual operation, the stator, the rotor and the probe are directly assembled in the instrument for direct operation and test, so that the reason for causing the fault of the instrument is judged inaccurately (namely, which part among the stator, the rotor and the probe causes the fault of the instrument cannot be judged), the detection precision of the instrument is deteriorated after the parts are disassembled and assembled for many times, and the parts such as the stator, the rotor and the probe are scrapped in serious cases.

Disclosure of Invention

The invention mainly solves the technical problem of providing a detection platform for a stator, a rotor and probes, wherein each part on the detection platform is convenient to position and install, and can detect whether the stator, the rotor and at most four rotary probes are qualified or not at one time, so that the stator, the rotor and the probes are accurately detected.

In order to solve the technical problems, the invention adopts a technical scheme that: a detection platform for a stator, a rotor and a probe comprises an installation platform, a tooling plate, a rotor, a stator, a probe positioning plate for installing the probe, a driving device and a sample rod;

the tool disc is detachably connected with the mounting platform, the rotor is detachably connected with the tool disc, the stator is positioned above the rotor, and the probe positioning plate is detachably connected with the stator;

the driving device is connected with the mounting platform, and the sample rod is connected with the driving device;

a plurality of limiting columns are detachably connected to the tool disc, and a circle formed by the limiting columns is matched with the specification of the stator;

the probes are symmetrically positioned on two sides of the sample rod;

and the probe positioning plate is provided with a separation structure for driving the probes to be separated at equal intervals.

The invention adopts a further technical scheme for solving the technical problems that:

furthermore, the upper end of the limiting column is higher than the lower surface of the stator.

Furthermore, the probe positioning plate comprises a probe mounting plate and a positioning plate, the probe mounting plate is detachably connected with the stator, and the positioning plate is detachably connected with the probe mounting plate.

Furthermore, at least one group of probe mounting grooves are symmetrically formed in the probe mounting plate.

Further, the specific structure of the separation structure is as follows: at least one group of Archimedes spiral grooves are symmetrically formed in the positioning plate, one end of a connecting rod is connected with the probe, and the other end of the connecting rod is located in the Archimedes spiral grooves.

Furthermore, the driving device is a variable frequency motor, and the sample rod is connected with the variable frequency motor through a connecting shaft and a bearing so as to realize high-speed rotation of the sample rod.

Furthermore, the positioning plate is provided with scale marks for marking the positioning rotation angle.

Furthermore, a handle for rotating the positioning plate is arranged on the positioning plate.

Further, the detection method for the detection platform of the stator, the rotor and the probe comprises the following steps:

s1: carving a certain standard wound on the surface of the sample rod, and installing the sample rod on a driving device;

s2: assembling and connecting the mounting platform, the tool disc, the rotor, the stator, the probe positioning plate and the driving device;

s3: installing the stator, the rotor and the probe of the standard product on a detection platform and detecting to obtain a detection numerical curve of the stator, the rotor and the probe of the standard product;

s4: sequentially detecting each group of stator, rotor and probe samples to obtain a detection numerical curve of each group of samples;

s5: and comparing the detection value curves of the sample and the standard product, and determining the unqualified sample if the value exceeds the value limit.

The invention has the following beneficial effects:

1. the detection platform comprises an installation platform, a tooling disc, a rotor, a stator, a probe positioning plate for installing a probe, a driving device and a sample rod which are detachably connected, so that the rapid assembly and disassembly are convenient;

2. the probe positioning plate is provided with the separation structure for driving the probes to be equidistantly separated, so that the consistency of the gaps between the two probes and the sample rod is ensured, the sizes of generated eddy currents are ensured to be consistent, and the detection accuracy is improved;

3. the invention can realize the accurate monitoring of the stator, the rotor and the probe detection, and store the data in the system, thereby being convenient for realizing the traceability of the product quality data and improving the subsequent quality work of the product.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention in partial cross-section;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of the configuration of the inspection platform of the present invention (without the outer frame and mounting platform);

the parts in the drawings are marked as follows:

the device comprises an installation platform 1, a tool disc 2, a rotor 3, a stator 4, a probe positioning plate 5, a probe installation plate 51, a positioning plate 52, a probe installation groove 53, an Archimedes spiral groove 54, a probe 6, a driving device 7, a sample rod 8, a limiting column 9, a connecting rod 10 and a handle 11.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.