阅读说明：本技术 铁磁性磨屑分析检测机构及检测方法 (Ferromagnetic abrasive dust analysis and detection mechanism and detection method ) 是由 徐荣网 黄建永 于 2021-09-22 设计创作，主要内容包括：本发明提供的铁磁性磨屑分析检测机构及检测方法,属于铁量检测技术领域,其中,所述铁磁性磨屑分析检测机构,包括：基准盒,内部适于容纳基准油样；试样盒,内部适于容纳试样油样；检测装置,具有用于检测铁磁性磨屑的电磁线圈；移动组件,连接所述基准盒和所述试样盒,所述移动组件用于驱动所述基准盒和所述试样盒依次移动至所述检测装置；本发明的铁磁性磨屑分析检测机构,通过移动组件用于驱动基准盒和试样盒依次移动至检测装置,在进行现场检测时,只需将试样盒放置在指定位置,便可电控操作进行检测,从而提高检测的便利性,提高检测的效率和精准性。(The invention provides a ferromagnetic abrasive dust analysis and detection mechanism and a detection method, belonging to the technical field of iron amount detection, wherein the ferromagnetic abrasive dust analysis and detection mechanism comprises: a reference box adapted to receive a reference oil sample therein; a sample cartridge adapted to contain a sample oil sample therein; a detection device having an electromagnetic coil for detecting ferromagnetic abrasive dust; the moving assembly is connected with the reference box and the sample box and is used for driving the reference box and the sample box to sequentially move to the detection device; according to the ferromagnetic abrasive dust analysis and detection mechanism, the moving assembly is used for driving the reference box and the sample box to sequentially move to the detection device, and when field detection is carried out, the sample box only needs to be placed at an appointed position, and then electric control operation can be carried out for detection, so that the detection convenience is improved, and the detection efficiency and accuracy are improved.)

1. Ferromagnetic abrasive dust analysis detection mechanism, its characterized in that includes:

a reference box (5) adapted internally to contain a reference oil sample;

a cartridge (6) adapted to receive a sample oil sample therein;

a detection device (4) having an electromagnetic coil for detecting ferromagnetic abrasive dust;

and the moving assembly is used for connecting the reference box (5) and the sample box (6) and driving the reference box (5) and the sample box (6) to sequentially move to the detection device (4).

2. The ferromagnetic abrasive dust analyzing and detecting mechanism according to claim 1, wherein said moving assembly is used to drive said reference box (5) and said sample box (6) to perform horizontal rotation movement.

3. The ferromagnetic swarf analysis and detection mechanism of claim 2, wherein the movement assembly comprises: tray (1), bottom plate (2) and drive arrangement (3), tray (1) with bottom plate (2) parallel arrangement, drive arrangement (3) are fixed on bottom plate (2), the drive shaft of drive arrangement (3) with tray (1) is connected, through the drive of drive arrangement (3), makes tray (1) for bottom plate (2) carry out the horizontal rotation.

4. The ferromagnetic abrasive dust analyzing and detecting mechanism according to claim 3, wherein said detecting device (4) is provided on said base plate (2), said reference cartridge (5) and said sample cartridge (6) are respectively provided on said tray (1), and said reference cartridge (5) and said sample cartridge (6) are adapted to be sequentially opposed to said detecting device (4) when said tray (1) is rotated.

5. The ferromagnetic abrasive dust analyzing and detecting mechanism according to claim 3, characterized in that there is a space between the upper surface of the bottom plate (2) and the lower surface of the tray (1).

6. Ferromagnetic swarf analyzing and detecting mechanism according to claim 5, characterized in that the lower surface of the tray (1) has a ring-shaped support strip (9) protruding towards the upper surface of the bottom plate (2).

7. Ferromagnetic abrasive dust analysis and detection mechanism according to claim 3, characterized in that there is a position detection device (4) between the tray (1) and the bottom plate (2), the position detection device (4) being electrically connected to the driving device (3).

8. The ferromagnetic abrasive dust analyzing and detecting mechanism according to claim 7, characterized in that a photoelectric sensor (7) is connected to the bottom plate (2), and at least one detecting position (8) for cooperating with the photoelectric sensor (7) is arranged on the tray (1).

9. The mechanism according to any one of claims 1 to 8, further comprising: a sample block (12) having at least two blocks of different concentrations, the sample block (12) being adapted to be disposed in a path traversed by the detection device (4).

10. The ferromagnetic abrasive dust analyzing and detecting method is characterized in that the ferromagnetic abrasive dust analyzing and detecting mechanism according to any one of claims 1 to 9 is adopted, and the method comprises the following steps:

the sample box (6) and the reference box (5) are sequentially rotated and moved to the detection device (4) through the moving assembly, and the data comparison is carried out on the oil samples in the reference box (5) and the sample box (6) through the detection device (4);

and finally, outputting the content of the ferromagnetic abrasive dust in the oil sample in the sample box (6).

Technical Field

The invention relates to the technical field of iron amount detection, in particular to a ferromagnetic abrasive dust analysis and detection mechanism and a ferromagnetic abrasive dust analysis and detection method.

Background

In lubricating oils for machines, such as engines, the iron content (or particles) is produced by running friction, the value of which reflects the wear of the machine parts. In the prior art, an iron content meter is generally adopted to detect the iron content in lubricating oil, however, the traditional iron content meter is only suitable for being used in a laboratory, and is very inconvenient for field detection.

Chinese patent document CN104198320A discloses a hand-held fast-response iron measuring instrument, which uses a sensor assembly and a magnet to cooperate, and can test an oil sample on site to reduce the measuring time.

However, in the above scheme, when the oil sample is detected, the number of steps requiring manual operation is large, which not only reduces the operation efficiency, but also affects the accuracy.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is to overcome the defect that the prior art needs many manual steps for detection by an iron content meter, so as to provide a ferromagnetic wear debris analysis and detection mechanism capable of improving automation.

In order to solve the above technical problem, the present invention provides a ferromagnetic wear debris analyzing and detecting mechanism, including:

a reference box adapted to receive a reference oil sample therein;

a sample cartridge adapted to contain a sample oil sample therein;

a detection device having an electromagnetic coil for detecting ferromagnetic abrasive dust;

and the moving assembly is used for driving the reference box and the sample box to sequentially move to the detection device.

Optionally, the moving assembly is configured to drive the reference cartridge and the sample cartridge to perform horizontal rotational movement.

Optionally, the moving assembly comprises: the tray and the bottom plate are arranged in parallel, the driving device is fixed on the bottom plate, a driving shaft of the driving device is connected with the tray, and the tray horizontally rotates relative to the bottom plate under the driving of the driving device.

Alternatively, the detection means is provided on the bottom plate, and the reference cartridge and the sample cartridge are respectively provided on the tray, and the reference cartridge and the sample cartridge are adapted to be sequentially opposed to the detection means when the tray is rotated.

Optionally, there is a space between the upper surface of the base plate and the lower surface of the tray.

Optionally, the lower surface of the tray has a ring-shaped support strip protruding toward the upper surface of the bottom plate.

Optionally, a position detection device is arranged between the tray and the bottom plate, and the position detection device is electrically connected with the driving device.

Optionally, a photoelectric sensor is connected to the bottom plate, and at least one detection position used for being matched with the photoelectric sensor is arranged on the tray.

Optionally, the method further comprises: and the sample block is provided with at least two blocks with different concentrations and is suitable for being arranged on a path passed by the detection device.

The invention also provides a ferromagnetic abrasive dust analysis and detection method, which adopts the ferromagnetic abrasive dust analysis and detection mechanism of any one of the schemes, and comprises the following steps:

the sample box and the reference box are sequentially rotated and moved to the detection device through the moving assembly, and the oil samples in the reference box and the sample box are compared through the detection device;

and finally, outputting the content of the ferromagnetic abrasive dust in the oil sample in the sample box.

The technical scheme of the invention has the following advantages:

1. according to the ferromagnetic abrasive dust analysis and detection mechanism provided by the invention, the moving assembly is used for driving the reference box and the sample box to sequentially move to the detection device, and when field detection is carried out, the sample box only needs to be placed at an appointed position, and then electric control operation can be carried out for detection, so that the detection convenience is improved, and the detection efficiency and accuracy are improved.

2. The ferromagnetic abrasive dust analysis and detection mechanism provided by the invention drives the reference box and the sample box to move to the detection device in sequence through horizontal rotation, so that the occupied area of the mechanism can be reduced, and the equipment is miniaturized.

3. The ferromagnetic abrasive dust analysis and detection mechanism provided by the invention has the advantages that the interval is arranged between the bottom plate and the tray, and the annular supporting strips are arranged at the interval, so that the bottom plate and the tray can be tightly matched and can smoothly rotate.

4. The ferromagnetic abrasive dust analyzing and detecting mechanism provided by the invention is provided with a position detecting device, and can accurately control the moving positions of the reference box and the sample box.

5. The ferromagnetic abrasive dust analysis and detection mechanism provided by the invention is provided with the standard sample block, and the detection range of the detection device can be subjected to standard sample by the standard sample block before measurement, so that the detection accuracy is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a perspective view of a ferromagnetic wear debris analyzing and detecting mechanism provided in an embodiment of the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a bottom perspective view of the tray of fig. 2.

Fig. 4 is a top view of fig. 1.

Fig. 5 is a sectional view taken along a-a in fig. 4.

Fig. 6 is a sectional view taken along the direction B-B in fig. 4.

Fig. 7 is a schematic step diagram of a ferromagnetic wear debris analyzing and detecting method provided in an embodiment of the present invention.

Description of reference numerals:

1. a tray; 2. a base plate; 3. a drive device; 4. a detection device; 5. a reference box; 6. a sample cartridge; 7. a photosensor; 8. detecting a bit; 9. an annular support bar; 10. a transmission gear; 11. a drive shaft; 12. and marking a sample block.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The ferromagnetic abrasive dust analysis and detection mechanism provided by the embodiment is used for detecting the content of ferromagnetic abrasive dust in an oil sample.

As shown in fig. 1 and fig. 2, a specific embodiment of a ferromagnetic wear debris analyzing and detecting mechanism provided in this embodiment includes: the device comprises a reference box 5, a sample box 6, a detection device 4 and a moving component, wherein the reference box 5 is used for accommodating a reference oil sample; the sample box 6 is suitable for containing a sample oil sample; the detection device 4 is provided with an electromagnetic coil for detecting ferromagnetic abrasive dust; the moving component is connected with the reference box 5 and the sample box 6, and the moving component is used for driving the reference box 5 and the sample box 6 to move to the detection device 4 in sequence. When carrying out the on-the-spot measuring, only need place sample box 6 in the assigned position, alright automatically controlled operation detects, when specifically controlling, moves benchmark box 5 to detection device 4 earlier through removing the subassembly, moves sample box 6 to detection device 4 again, detection device 4 compares through the oil appearance with in benchmark box 5 and the sample box 6 to judge the iron content of waiting to detect in the oil appearance, improved the convenience that detects, improve detection efficiency and precision. In addition, as an alternative embodiment, the reference cartridge 5 and the sample cartridge 6 may be moved to the detection device 4 in different orders, but they may be moved to the detection device 4 in order to allow the detection device 4 to compare them.

In the ferromagnetic wear debris analyzing and detecting mechanism according to the present embodiment, the moving means drives the reference cartridge 5 and the sample cartridge 6 to move in the following manner: the reference cassette 5 and the sample cassette 6 are sequentially moved to the detection device 4 by horizontal rotational movement. In addition, as an alternative embodiment, the moving unit may further horizontally move the reference cassette 5 and the sample cassette 6 by driving the reference cassette 5 and the sample cassette 6 so that the reference cassette 5 and the sample cassette 6 are sequentially moved to the detection device 4.

As shown in fig. 1 and fig. 2, in the ferromagnetic wear debris analyzing and detecting mechanism provided in this embodiment, the moving assembly includes: the tray comprises a tray 1, a bottom plate 2 and a driving device 3, wherein the tray 1 and the bottom plate 2 are arranged in parallel, the driving device 3 is fixed on the bottom plate 2, a driving shaft of the driving device 3 is connected with the tray 1, and the tray 1 is driven by the driving device 3 to horizontally rotate relative to the bottom plate 2; specifically, drive arrangement 3 can be step motor, and step motor passes through the driven mode of gear engagement and is connected with tray 1, it passes to have on the tray 1 the transmission shaft 11 of bottom plate 2, be connected with drive gear 10 on the transmission shaft 11, the cover is equipped with drive gear in step motor's the drive shaft, drive gear with drive gear 10 meshes to rotatory messenger of drive shaft when step motor, can drive tray 1 and rotate. Wherein the detection device 4 is provided on the bottom plate 2, the reference cell 5 and the sample cell 6 are respectively provided on the tray 1, and the reference cell 5 and the sample cell 6 are adapted to be sequentially opposed to the detection device 4 when the tray 1 is rotated. During detection, the reference box 5 and the sample box 6 are driven to move to the detection device 4 in sequence by horizontal rotation, so that the occupied area of the mechanism can be reduced, and the equipment is miniaturized.

As shown in fig. 2, the ferromagnetic wear debris analyzing and detecting mechanism provided in this embodiment further includes: and a sample block 12, wherein the sample block 12 has two different concentrations, and the sample block 12 is used for sampling the detection range of the detection device 4, and the sample block 12 can be connected to the mounting position of the sample cartridge 6. In addition, as an alternative embodiment, the sample block 12 may be disposed on another path through which the detection device 4 of the tray 1 passes.

As shown in fig. 3, in the ferromagnetic wear debris analyzing and detecting mechanism according to this embodiment, the tray 1 is disposed at a position for disposing the reference cartridge 5 and the sample cartridge 6 at a certain angle, the tray 1 is further disposed with a detecting position 8 for cooperating with the photoelectric sensor 7, the detecting position 8 is disposed at an angle of 180 ° with respect to the position of the sample cartridge 6, and specifically, the detecting position 8 is a notch. The photosensor 7 is attached to the base plate 2 and is used to attach the detection device 4 at a 180 ° position on the base plate 2 opposite the photosensor 7. The arrangement is such that when the photoelectric sensor 7 is opposite to the detection position 8, the detection device 4 is just opposite to the sample box 6, and when the tray 1 rotates a certain angle, the detection device 4 can be opposite to the reference box 5. In addition, as an alternative embodiment, the photoelectric sensor 7 may also adopt other conventional position detection device 4, the position detection device 4 is electrically connected with the driving device 3, and the driving device 3 is driven according to the received signal of the position detection device 4.

As shown in fig. 4 to 6, in the ferromagnetic wear debris analyzing and detecting mechanism provided in this embodiment, a space is provided between the upper surface of the bottom plate 2 and the lower surface of the tray 1. Specifically, a ring-shaped support strip 9 protruding toward the upper surface of the bottom plate 2 is provided on the lower surface of the tray 1. The annular support strip 9 can ensure tight matching between the bottom plate 2 and the tray 1 and smooth rotation.

When the ferromagnetic wear dust analysis and detection mechanism provided in this embodiment performs ferromagnetic wear dust analysis and detection, the detection method is as shown in fig. 7, and includes the following steps from left to right in sequence:

first, before the tray 1 is rotated, the detection device 4 may be labeled by two label blocks 12 (e.g., 0PQ and 750PQ) of different concentrations to label the detection range of the detection device 4.

Then, the cartridge 6 is mounted on the tray 1, the tray is rotated by 120 ° by the moving means, the cartridge 6 is moved to the detection device 4, and the detection device 4 detects the oil sample in the cartridge 6.

Then, the moving assembly continues to rotate the tray by 120 °, so as to move the sample box 6 away, and simultaneously move the reference box 5 to the detection device 4, so that the detection device 4 detects the oil sample in the reference box 5.

Finally, the tray is continuously rotated by 120 degrees through the moving assembly, the tray 1 is rotated back to the original position, and the detection device 4 compares and analyzes the oil sample in the reference box 5 and the sample box 6, so that the content of the ferromagnetic abrasive dust in the oil sample in the sample box 6 is output.

In this embodiment, the detecting device 4 may be a detecting probe of a conventional iron content measuring instrument, and an electrical signal of the detecting probe may be led out to the controller through an electrical wire, so as to analyze the content of ferromagnetic wear debris in the oil sample through the controller. In addition, as an alternative embodiment, the order in which the reference cell 5 and the sample cell 6 are sequentially moved to the monitoring apparatus position is not limited, that is, the detection apparatus 4 may detect the reference cell 5 first or may detect the sample cell 6 first.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.