WO2023197243A1

WO2023197243A1 - Test device for rotary object

Info

Publication number: WO2023197243A1
Application number: PCT/CN2022/086822
Authority: WO
Inventors: 萧家祥; 卢怡甄; 李国荣
Original assignee: 威刚科技股份有限公司
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2023-10-19

Abstract

A test device (100) for a rotary object, comprising a housing (1), cover bodies (2, 3), pivoting components (5), and a plurality of detection units (6). The cover bodies (2, 3) are detachably fixed to one end of the housing (1), and the cover bodies (2, 3) and the housing (1) can jointly form an accommodation space (SP), the accommodation space (SP) being used for accommodating a rotary object (M) under test. The pivoting components (5) are provided on the housing (1) or the cover bodies (2, 3), and are used for enabling a rotating shaft of the rotary object (M) under test to be pivotally connected to the housing (1) or the cover bodies (2, 3). The plurality of detection units (6) are respectively provided on the housing (1), part of each detection unit (6) is located in the accommodation space (SP), and when any detection unit (6) is impacted by the rotary object (M) under test which is provided in the accommodation space (SP), the detection unit (6) can generate a detection signal accordingly. The test device (100) for the rotary object can test whether a disengagement problem of a component of the rotary object occurs in a rotating process of the rotary object.

Description

Test device for rotating objects

Technical field

The present invention relates to a testing device for a rotating object, and in particular, to a testing device for a rotating object used to test whether a component of the rotating object is detached during rotation.

Background technique

In the current manufacturing process of common rotating objects (such as motors), there is no device that can be used to detect the firmness of the components of the rotating object during the rotation of the rotating object. Therefore, during the manufacturing process, it is difficult for relevant personnel to effectively grasp the firmness of the components of the rotating object.

Contents of the invention

The purpose of the present invention is to disclose a testing device for rotating objects, which is mainly used to improve the existing manufacturing process of rotating objects. There is no relevant device that can be used to detect the firmness of components of rotating objects.

The invention discloses a testing device for rotating objects, which includes a shell; at least one cover, which is detachably fixed on one end of the shell. The cover and the shell can jointly form an accommodation space, and the accommodation space is used for A rotating object to be measured is accommodated; a plurality of detection units are respectively arranged on the housing, and a part of each detection unit is located in the accommodation space; when the rotating object to be measured is arranged in the accommodation space, each detection unit is connected to the rotating object to be measured. There is a gap on the periphery of the object; when any detection unit is collided with the rotating object to be measured arranged in the accommodation space, the detection unit will correspondingly generate a detection signal.

Preferably, the rotating object testing device further includes a processing device, which is electrically or communicatively connected to each detection unit; the processing device can control the movement of the rotating object to be tested, so that the rotating object to be tested starts to rotate, stops rotating, or Rotate at a predetermined speed; when the processing device receives any detection signal, the processing device will control the rotating object to be tested to stop rotating and generate a corresponding test information. The test information includes a rotation speed, a number of rotations and a At least one of the position data, the position data is an identification data corresponding to the detection unit that generates the detection signal.

Preferably, the rotating object testing device further includes a temperature sensor. The temperature sensor is used to sense the temperature of the accommodation space and generate a temperature signal accordingly. The processing device is electrically connected to the temperature sensor, and the processing device can, based on the temperature signal, Calculate a real-time temperature of the accommodation space; the test information also includes the real-time temperature.

Preferably, each detection unit can generate a corresponding detection signal based on the force of the collision, and the processing device can calculate a corresponding force value based on each detection signal. The test information also includes the force value.

Preferably, the testing device of the rotating object includes two covers and an auxiliary cover. A first end of the housing has a receiving through hole, the receiving hole penetrates the housing, and the receiving through hole is used to provide the accommodation space. A rotating shaft of the rotating object to be measured passes through; a second end of the housing is concavely formed with a receiving groove, and the receiving groove is used to accommodate the rotating object to be measured; one of the covers is transparent and fixed on the first end ; The other cover and the auxiliary cover are fixed on the second end; the auxiliary cover and the shell are transparent.

Preferably, the testing device of the rotating object further includes two pivoting components, each cover body is provided with a pivoting component, and the two pivoting components pivot with each other at both ends of the rotating shaft of the rotating object to be tested that is arranged in the accommodation space. catch.

Preferably, each cover has a plurality of observation holes, and each observation hole penetrates the cover. Each observation hole included in the cover provided at the first end is provided facing one end wall of the housing, and the cover provided at the second end Each observation hole is covered by an auxiliary cover.

Preferably, the testing device for rotating objects further includes a dial indicator, which is arranged on the housing or cover, and a measuring rod of the dial indicator is arranged adjacent to a rotating shaft of the rotating object to be measured.

Preferably, the housing includes a plurality of fixing holes, each detection unit is detachably fixed to the housing, and each fixing hole includes an adjustment structure, and each detection unit can be operated to cooperate with the adjustment structure to adjust relative to the adjustment structure. The housing moves, thereby changing the length of the detection unit located in the accommodation space.

Preferably, each detection unit includes a body, an elastic member, a contact member and a signal generator. A part of the body is fixed to the housing, and one end of the body is located in the accommodation space. The signal generator and the elastic member are arranged on the body. , one end of the elastic member is connected to the contact member, a part of the contact member is located in the body, and a part of the contact member is located in the accommodation space; when the contact member is collided, the elastic member will be compressed to generate an elastic restoring force, and a signal is generated The device will generate a detection signal accordingly.

In summary, the rotating object testing device of the present invention, through the design of the housing, the cover, and multiple detection units, can be used to detect whether the components contained in the rotating object to be tested are flying off. Condition.

In order to further understand the characteristics and technical content of the present invention, please refer to the following detailed description and drawings of the present invention. However, these descriptions and drawings are only used to illustrate the present invention and do not make any reference to the protection scope of the present invention. limit.

Description of the drawings

1 and 2 are schematic diagrams of the rotating object testing device of the present invention from different perspectives.

3 and 4 are exploded schematic views of the rotating object testing device of the present invention from different perspectives.

Figure 5 is a partially exploded schematic view of the housing and detection unit of the rotating object testing device of the present invention.

Figure 6 is an exploded schematic diagram of the testing device for rotating objects of the present invention and the rotating object to be tested.

7 and 8 are schematic diagrams of the rotating object testing device of the present invention provided with the rotating object to be tested from different viewing angles.

Figure 9 is a block diagram and a cross-sectional view of a rotating object testing device.

Figure 10 is a schematic cross-sectional view of a single detection unit.

Detailed ways

In the following description, if it is pointed out that please refer to a specific drawing or as shown in a specific drawing, it is only used to emphasize that in the subsequent description, most of the relevant content mentioned appears in the specific drawing, but Reference is made in this subsequent description, without limitation, to the specific drawings described.

Please refer to Figures 1 to 5 together. Figures 1 and 2 are schematic views of the rotating object testing device of the present invention from different angles. Figures 3 and 4 are schematic views of the rotating object testing device of the present invention from different angles. Exploded schematic view. Figure 5 is a partially exploded schematic view of the housing and detection unit of the rotating object testing device of the present invention.

The rotating object testing device 100 of the present invention is used to test a rotating object M to be tested. For example, the rotating object M to be tested may be a motor, and the rotating object testing device 100 may be used to test whether the magnet included in the rotating object M to be tested is flying off during the rotation of the motor. Of course, the rotating object M to be tested is not limited to the motor. Any rotating object that may have components flying off during the rotation process can be set up in the rotating object testing device 100 of the present invention for testing.

The rotating object testing device 100 of the present invention includes a housing 1, two covers (2, 3), an auxiliary cover 4, two pivot components 5, a plurality of detection units 6 and a processing device 7 (as shown in the figure shown in 9). In different embodiments, the rotating object testing device 100 may not include the auxiliary cover 4 , the two pivot components 5 and the processing device 7 .

The housing 1 has a cylindrical structure. A first end of the housing 1 has a receiving through hole 111 , and the receiving through hole 111 penetrates through an end wall 11 of the housing 1 . A second end of the housing 1 is concavely formed with a receiving groove 13 . A plurality of fixing holes 121 are formed on a side wall 12 of the housing 1 , and each fixing hole 121 penetrates the housing 1 . A part of the fixing holes 121 may be formed in an annular arrangement on the annular side wall 12 of the housing 1 with a center as the center and spaced apart from each other, while the other part of the fixing holes 121 may be formed with the center as the center and spaced apart from each other. The annular arrangement is formed on the annular side wall 12 of the housing 1 . The number of fixing holes 121 included in the housing 1, the arrangement of the plurality of fixing holes 121, and the appearance of each fixing hole 121 are not limited to those shown in the figures, and can be changed according to requirements.

The two covers are respectively defined as a first cover 2 and a second cover 3 . The first cover 2 can be detachably fixed to the first end of the housing 1 through a plurality of screws, and the second cover 3 and the auxiliary cover 4 can be detachably fixed to the housing 1 through a plurality of screws. The second end of the housing 1, the first cover 2 and the second cover 3 can jointly form an accommodation space SP (as shown in Figure 9). The accommodation space SP is used to accommodate the rotating object M to be measured.

The first cover 2 may include a plurality of observation holes 21 , each observation hole 21 penetrating the first cover 2 ; the second cover 3 may include a plurality of observation holes 31 , each observation hole 31 penetrating the second cover 3 . Through the design of multiple observation holes 21 and 31, during the rotation of the rotating object M to be measured in the accommodation space SP, relevant personnel or equipment can observe the rotating object M to be measured through the multiple observation holes 21 and 31. the rotation state.

In a preferred embodiment, the housing 1, the first cover 2, and the auxiliary cover 4 can be transparent, so that relevant personnel or equipment can conveniently observe the rotation state of the rotating object M to be measured. Of course, the second cover 3 may also be transparent.

It is worth mentioning that the plurality of observation holes 21 of the first cover 2 are arranged facing the end wall 11 of the transparent housing 1, and each observation hole 21 is not connected with the accommodation space SP, and the third Each observation hole 21 of the two covers 3 is covered by the transparent auxiliary cover 4. In this way, the relevant components of the rotating object M to be measured can be effectively prevented from being ejected outward through the observation holes 21, and it can also be effectively avoided. Relevant personnel or objects enter the accommodation space SP through the observation hole 21, thereby affecting the rotation of the rotating object M to be measured.

Each cover body may be provided with a pivot assembly 5 . The two ends of a rotating shaft M1 (shown in Figure 9) of the rotating object M (shown in Figure 9) disposed in the accommodation space SP (shown in Figure 9) can be respectively connected with a pivot assembly 5 are connected, and when the rotating shaft M1 rotates, it can rotate relative to the first cover 2 and the second cover 3 . Through the design of the pivot assembly 5, the rotating shaft M1 can be rotated more stably. Each pivot component 5 can be, for example, various bearings, bearings, and other components, which are not limited thereto.

The plurality of detection units 6 are fixedly provided in the plurality of fixing holes 121 of the housing 1 . The number of detection units 6 included in the rotating object testing device 100 and the arrangement of the plurality of detection units 6 are not limited to those shown in the figures.

In one of the preferred embodiments, each detection unit 6 is detachably fixed to each fixing hole 121, so that when any detection unit 6 is damaged, the user can replace it individually. Of course, in different embodiments, each detection unit 6 may also be detachably fixed to the housing 1 .

Please refer to Figures 6 to 9 together. Figure 6 is an exploded schematic view of the rotating object testing device of the present invention and the rotating object to be tested. Figures 7 and 8 are the rotating object testing device of the present invention equipped with the rotating object to be tested. Schematic diagrams from different viewing angles. Figure 9 is a block diagram of the rotating object testing device and a cross-sectional schematic diagram along the section line VII-VII in Figure 7 . When the rotating object M to be tested is installed in the rotating object testing device 100, both ends of the rotating shaft M1 of the rotating object M to be tested will be pivotally connected with the two pivot components 5, and each detection unit 6 will be connected to the rotating object to be tested. There is a gap G between the peripheries of the rotating object M.

When the rotating object M to be measured rotates normally, the rotating object M to be measured will not come into contact with any detection unit 6, and any detection unit 6 will not generate a detection signal. On the contrary, if any component of the rotating object M to be measured flies off during the rotation of the rotating object M to be measured, or any problem occurs with the rotating object M to be measured, causing the rotating object M to be measured to rotate eccentrically. At this time, at least one detection unit 6 will be collided by a flying component or the rotating object M to be measured, thereby generating a detection signal.

As shown in Figure 9, the processing device 7 is electrically or communicatively connected to each detection unit 6, and the processing device 7 can receive the detection signals generated by each detection unit 6, and the processing device 7 can also transmit the detection signals in a wired or wireless manner. method, transmitted to an external electronic device (such as a smartphone, various computers, remote servers, etc.).

In a preferred embodiment, the processing device 7 can also be electrically connected to the rotating object M to be measured, or the processing device 7 can be electrically connected to the relevant driving device A that drives the rotating object M to be measured, and the processing device 7 7 can be used to control the rotating object M to be measured to start rotating, stop rotating, or rotate at a predetermined speed.

In an embodiment in which the processing device 7 can control the action of the rotating object M to be measured, when the processing device 7 receives the detection signal transmitted by any detection unit 6, the processing device 7 may generate a corresponding test information 71, The test information 71 may include at least one of a rotation speed 711 , a rotation number 712 and a position data 713 . The position data 713 is identification data corresponding to the detection unit that generates the detection signal. For example, each detection unit 6 may have a corresponding number, and the position data 713 is the number. In this way, relevant personnel can view the test information 71 through relevant devices (such as various displays) to understand at what speed and number of rotations of the rotating object M to be tested, the problem of components (such as magnets) flying off occurs, and The detection unit 6 located at which position is hit by a flying member. Of course, the test information 71 may also include the rotation time of the rotating object M to be tested.

In one of the preferred embodiments, each detection unit 6 can generate a corresponding detection signal based on the force of the collision, and the processing device 7 can calculate a corresponding force value based on each detection signal. The test information 71 also contains the force value.

In one of the preferred embodiments, the rotating object testing device further includes a dial indicator 8, which is fixedly installed on the housing 1 or one of the covers. One end of a measuring rod 81 of the dial indicator 8 is arranged adjacent to the rotation axis M1 of the rotating object M to be measured, and the dial indicator 8 can be used to sense the runout condition of the rotation axis M1 in the radial direction, and relevant personnel can understand accordingly. The dynamic balance state of the rotating object M to be measured. In practical applications, the dial indicator 8 may be electrically or communicatively connected to the processing device 7 , and the test information 71 generated by the processing device 7 may include relevant data generated by the dial indicator 8 .

In one of the preferred embodiments, the rotating object testing device 100 may also include a temperature sensor 9. The temperature sensor 9 is used to sense the temperature of the accommodation space SP and generate a temperature signal accordingly. The processing device 7 electrically The temperature sensor 9 is permanently connected, and the processing device 7 can calculate a real-time temperature 714 of the accommodation space based on the temperature signal, and the test information 71 can include the real-time temperature 714. In this way, the relevant personnel can know by viewing the test information 71 what the temperature is in the accommodation space SP when the component of the rotating object M to be tested is detached. From this, the relevant personnel can have one more piece of data to determine the cause of the failure of the rotating object to be tested. The reason why the components of the rotating object M fly off. For example, assume that the rotating object M to be measured is a motor, and the magnet of the motor flies off during the rotation. In this way, the relevant personnel can judge whether the magnet is caused by the related adhesive by watching the real-time temperature 714. melting, causing the problem of flying off.

Please refer to FIG. 10 , which is a schematic cross-sectional view of one embodiment of a single detection unit. Each fixing hole 121 of the housing 1 may contain an adjustment structure 14, and each detection unit 6 can be operated to cooperate with the adjustment structure 14 and move relative to the housing 1, thereby changing the position of the detection unit 6. The length of space SP (shown in Figure 9).

Furthermore, each detection unit 6 may include a body 61 , a signal generator 62 , an elastic member 63 and a contact member 64 . The periphery of the body 61 may have a threaded structure 611. The threaded structure 611 is used to cooperate with the adjustment structure 14 of the fixing hole 121 of the housing 1 to adjust the position of the body 61 relative to the housing 1. In this way, relevant personnel can adjust the position of the body 61 relative to the housing 1. The size of the rotating object M to be measured is changed by rotating the detection unit 6, thereby changing the length of each detection unit 6 located in the accommodation space SP.

The body 61 is fixed to the housing 1 through a threaded structure 611, and one end of the body 61 is located in the accommodation space SP (as shown in Figure 9). The signal generator 62 and the elastic member 63 are arranged in the body 61 . One end of the elastic member 63 is connected to the contact member 64, a part of the contact member 64 is located in the body 61, and a part of the contact member 64 is located in the accommodation space SP.

When the portion of the contact member 64 exposed on the body 61 is collided, at least a portion of the contact member 64 will move into the body 61 , and the portion of the contact member 64 adjacent to the signal generator 62 will push against the signal generator 62 , thereby The signal generator 62 is caused to generate a signal, and the contact member 64 will push against the elastic member 63, so that the elastic member 63 is compressed and generates an elastic restoring force. When the contact member 64 is no longer pressed by an external force, the elastic restoring force generated by the compression of the elastic member 63 will cause the elastic member 63 and the contact member 64 to return to the position before being hit.

To sum up, the testing device of the rotating object of the present invention can effectively monitor the rotating object to be tested to see whether the problem of components flying off occurs during the rotation process, thereby allowing relevant manufacturing personnel to better understand the rotating object to be tested. Test the firmness of various components on the rotating object.

The above are only the best possible embodiments of the present invention, and do not limit the patent scope of the present invention. Therefore, all equivalent technical changes made by using the description and drawings of the present invention are included in the protection scope of the present invention. .

Claims

A testing device for rotating objects, characterized in that the testing device for rotating objects includes:

a shell;

At least one cover, which is detachably fixed to one end of the housing, the cover and the housing can jointly form an accommodation space, and the accommodation space is used to accommodate a rotating object to be measured;

A plurality of detection units are respectively arranged on the housing, and a part of each detection unit is located in the accommodation space; when the rotating object to be measured is arranged in the accommodation space, each detection unit There is a gap with the periphery of the rotating object to be measured;

Wherein, when any of the detection units is collided with the rotating object to be measured arranged in the accommodation space, the detection unit will correspondingly generate a detection signal.
The rotating object testing device according to claim 1, characterized in that the rotating object testing device further includes a processing device, the processing device is electrically or communicatively connected to each of the detection units; the processing device The rotation of the rotating object to be measured can be controlled so that the rotating object to be measured starts to rotate, stops rotating, or rotates at a predetermined speed; when the processing device receives any of the detection signals, the processing device The rotating object to be tested is controlled to stop rotating and a corresponding test information is generated. The test information includes at least one of a rotation speed, a number of rotations and a position data. The position data is used to generate the required test information. An identification data corresponding to the detection unit of the detection signal.
The rotating object testing device according to claim 2, characterized in that the rotating object testing device further includes a temperature sensor, the temperature sensor is used to sense the temperature of the accommodating space and generate a temperature sensor accordingly. A temperature signal, the processing device is electrically connected to the temperature sensor, and the processing device can calculate a real-time temperature of the accommodation space based on the temperature signal; the test information also includes the real-time temperature temperature.
The testing device for rotating objects according to claim 2, wherein each of the detection units can generate a corresponding detection signal according to the force of the collision, and the processing device can generate a corresponding detection signal according to each of the detection units. The detection signal calculates a corresponding force value, and the test information also includes the force value.
The testing device for rotating objects according to claim 1, wherein the testing device for rotating objects includes two cover bodies and an auxiliary cover body, and a first end of the housing has an accommodating A perforation, the accommodation perforation penetrates the housing, and the accommodation perforation is used to provide a rotating shaft of the rotating object to be measured arranged in the accommodation space to pass; a second end of the housing A recess is formed in the inner recess, and the recess is used to accommodate the rotating object to be measured; one of the covers is transparent and fixed on the first end; the other cover and the The auxiliary cover is fixed on the second end; the auxiliary cover and the housing are transparent.
The testing device for rotating objects according to claim 5, characterized in that the testing device for rotating objects further includes two pivot components, each of the cover bodies is provided with one pivot component, and two pivot components are provided on each cover body. The pivot assembly is pivotally connected to both ends of the rotation shaft of the rotating object to be measured disposed in the accommodation space.
The rotating object testing device according to claim 5, characterized in that each of the cover bodies has a plurality of observation holes, each of the observation holes penetrates the cover body, and the cover disposed at the first end Each observation hole included in the body is provided facing one end wall of the housing, and each observation hole of the cover provided at the second end is blocked by the auxiliary cover.
The testing device for rotating objects according to claim 1, wherein the testing device for rotating objects further includes a dial indicator, and the dial indicator is disposed on the housing or the cover, and the A measuring rod of the dial indicator is arranged adjacent to a rotating shaft of the rotating object to be measured.
The rotating object testing device according to claim 1, wherein the housing includes a plurality of fixing holes, each of the detection units is detachably fixed to the housing, and each of the fixing holes includes An adjustment structure, each of the detection units can be operated to cooperate with the adjustment structure to move relative to the housing, thereby changing the length of the detection unit in the accommodation space.
The testing device for rotating objects according to claim 1, wherein each detection unit includes a body, an elastic member, a contact member and a signal generator, and a part of the body is fixed to the housing. , and one end of the body is located in the accommodation space, the signal generator and the elastic member are arranged in the body, one end of the elastic member is connected to the contact member, and the contact member A part of the contact member is located in the body, and a part of the contact member is located in the accommodation space; when the contact member is collided, the elastic member will be compressed to generate an elastic restoring force, and the signal generator will Correspondingly, a detection signal is generated.