CN219551362U

CN219551362U - Belt wheel end jump detection device

Info

Publication number: CN219551362U
Application number: CN202320917487.4U
Authority: CN
Inventors: 徐文雷; 任小喜; 邱昕
Original assignee: Suzhou Alome Science & Technology Co ltd
Current assignee: Suzhou Alome Science & Technology Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-08-18
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a belt pulley end jump detection device which comprises a base, a first detection plate, a second detection plate and a limit component, wherein the first detection plate and the second detection plate are connected with the base; the belt wheel can rotate around the limit component relative to the first detection plate and the second detection plate, and the minimum distance between the belt wheel and the first detection plate or the second detection plate is the maximum end jump error of the belt wheel. The utility model can judge whether the belt pulley end jump is qualified or not by detecting whether the belt pulley is interfered with the first detection plate and the second detection plate in the rotation process of the belt pulley, is convenient to operate, and is convenient for a user to judge whether the belt pulley is qualified or not.

Description

Belt wheel end jump detection device

Technical Field

The utility model relates to the field of detection devices, in particular to a belt pulley end jump detection device.

Background

The existing belt pulley needs to detect various parameters of the belt pulley in the manufacturing process so as to judge whether the belt pulley belongs to a qualified product. The amplitude of the end face runout of the belt pulley is a parameter to be measured of the belt pulley. The pulley with qualified end jump can directly enter the next working procedure, and the pulley with unqualified end jump needs to be manually shaped to meet the requirements of the end jump.

The existing method for detecting the jump of the belt pulley end is that firstly, the belt pulley is put on a special inspection tool, and the belt pulley is locked on the inspection tool by adopting a screw; the belt pulley is rotated, and the deformation degree, namely the end jump of the belt pulley, in the rotation process of the belt pulley is reflected by the data changed on the dial indicator. The existing mode needs personnel to pay close attention to the change of the dial indicator in the detection process, the personnel is required to keep a long-time attention degree in the large-batch detection process, the personnel burden is increased, and the situation that the attention of the personnel is not concentrated to cause false detection possibly occurs.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a belt pulley end jump detection device which can judge whether the belt pulley end jump is qualified or not by detecting whether the belt pulley end jump is interfered with a first detection plate and a second detection plate in the rotation process of the belt pulley, is convenient to operate and is convenient for a user to judge whether the belt pulley is qualified or not.

The utility model is realized by the following technical scheme:

a belt pulley end jump detection device comprises a base, a first detection plate, a second detection plate and a limit component, wherein the first detection plate and the second detection plate are connected with the base; the belt wheel can rotate around the limit component relative to the first detection plate and the second detection plate, and the minimum distance between the belt wheel and the first detection plate or the second detection plate is the maximum end jump error of the belt wheel.

Further, the limiting assembly comprises a first limiting assembly connected with the first detection plate and a second limiting assembly connected with the second detection plate, and the first limiting assembly and the second limiting assembly are both in butt joint with the belt wheel and can limit the belt wheel.

Further, the first limiting assembly comprises a connecting shaft, the connecting shaft is provided with a connecting portion, and the belt wheel is sleeved on the connecting portion.

Further, the first detection plate is provided with a first step surface, and the connecting shaft sleeve is provided with a first bearing; one end of the first bearing is abutted with the first step surface, and the other end of the first bearing is abutted with the belt wheel.

Further, the outer ring of the first bearing is abutted with the first detection plate, the inner ring of the first bearing is abutted with the connecting shaft, and the connecting shaft can rotate relative to the first detection plate through the first bearing.

Further, the second limiting assembly comprises a limiting column which is abutted with the belt wheel and a second bearing which is connected with the second detection plate; one end of the limiting column penetrates through the second bearing and can rotate relative to the second detection plate through the second bearing.

Further, the first detection plate is fixedly connected with the base, and the second detection plate is slidably connected with the base.

Further, the base is provided with a limiting plate, the second detection plate is fixedly connected with a sliding seat, and the sliding seat is in sliding connection with the base and can drive the second detection plate to move; when the sliding seat is abutted with the limiting plate, the minimum distance between the second detection plate and the belt wheel is the maximum end jump error of the belt wheel.

Further, the base is further provided with a sliding strip, the sliding seat is provided with a sliding block matched and connected with the sliding strip, and the sliding block is in sliding connection with the sliding strip.

Further, the base is also connected with a driving device, the driving device is provided with a driving rod connected with the sliding seat, and the driving device can drive the sliding seat and a second detection plate connected with the sliding seat to move through the driving rod.

Compared with the prior art, the utility model has the advantages that:

1. through setting up the interval between the band pulley and being the first pick-up plate and the second pick-up plate of the biggest end jump error of band pulley for personnel only need observe the band pulley when rotating the band pulley whether with first pick-up plate and second pick-up plate interfere friction, can judge that band pulley end jump time is qualified, easy operation and convenient to use person judge whether the band pulley is qualified.

2. The belt wheel connected with the connecting shaft and the limit post can rotate relative to the first detection plate and the second detection plate through the arrangement of the first bearing, the second bearing and the third bearing; and through setting up the first step face that offsets with first bearing, carry out spacingly with the band pulley that realizes first bearing butt and carry out spacingly to the band pulley through the location portion of spacing post to the first bearing to realize the location to the band pulley.

Drawings

FIG. 1 is a schematic diagram of a pulley end jump detecting device according to a preferred embodiment of the present utility model;

FIG. 2 is a plan cross-sectional view of the pulley end jump detection apparatus of FIG. 1;

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

FIG. 4 is a schematic view of the pulley and stop assembly of FIG. 2 with the pulley and stop assembly removed;

FIG. 5 is a schematic structural view of a limiting assembly of the pulley end jump detection apparatus of FIG. 1;

FIG. 6 is a plan cross-sectional view of the spacing assembly of FIG. 5;

fig. 7 is an enlarged view of circle B in fig. 2.

Detailed Description

The technical scheme of the utility model is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. In the description of the present utility model, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. refer to the azimuth or positional relationship based on the azimuth or positional relationship shown in the drawings. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1, 2 and 7, a pulley end jump detecting device according to a preferred embodiment of the present utility model includes a base 1, first and second detecting plates 2 and 3 connected to the base 1, and a limiting assembly 4 connected to a pulley 5 and operable to limit the pulley 5 between the first and second detecting plates 2 and 3. The pulley 5 is rotatable about the limit assembly 4 relative to the first and second sensing plates 2, 3, and the minimum distance D between the pulley 5 and either the first or second sensing plates 2, 3 is the maximum end jump error of the pulley 5. When the belt pulley 5 rotates, if the end of the belt pulley 5 jumps within the required specification, the maximum amplitude of the jump of the belt pulley 5 is smaller than the minimum distance D between the belt pulley 5 and the first detection plate 2 or the second detection plate 3, namely, no interference is generated between the belt pulley 5 and the first detection plate 2 or the second detection plate 3; if the end runout of the pulley 5 exceeds the required specification, the maximum amplitude of the runout of the pulley 5 is larger than the minimum distance D between the pulley 5 and the first detection plate 2 or the second detection plate 3, that is, interference friction is generated between the pulley 5 and the first detection plate 2 or the second detection plate 3.

With further reference to fig. 5 and 6, the spacing assembly 4 includes a first spacing assembly 41 connected to the first sensing plate 2 and a second spacing assembly 42 connected to the second sensing plate 3. The first limiting component 41 and the second limiting component 42 are abutted with the belt pulley 5 and can limit the belt pulley 5 between the first detection plate 2 and the second detection plate 3 so as to realize positioning of the belt pulley 5.

The first detection plate 2 is fixedly connected with the base 1, and the second detection plate 3 is in sliding connection with the base 1. When the belt pulley 5 is required to be mounted, the second detection plate 3 can slide in a direction away from the first detection plate 2; when the pulley 5 is mounted on the first detection plate 2, the second detection plate 3 is slidable toward the first detection plate 2 and abuts against the pulley 5. Specifically, the base 1 is provided with a slide bar 12; the second detection plate 3 is fixedly connected with a sliding seat 31, and the sliding seat 31 is provided with a sliding block 311 matched with the sliding strip 12. The slider 311 is slidably connected to the slide 12 and allows the second detection plate 3 to slide with respect to the base 1.

In order to facilitate the positioning of the second detection plate 3, the base 1 is further provided with a limiting plate 11, and the limiting plate 11 can be abutted with the sliding seat 31 to position the second detection plate 3; specifically, when the sliding seat 31 abuts against the limiting plate 11, the minimum distance D between the second detecting plate 3 and the pulley 5 is the maximum end jump error of the pulley 5. Further, the base 1 is further connected with a driving device 13, the driving device 13 is provided with a driving rod 131 connected with the sliding seat 31, the driving device 13 can drive the sliding seat 31 and the second detection plate 3 connected with the sliding seat 31 through the driving rod 131 so as to realize portable driving of the second detection plate 3, and personnel burden is reduced.

With further reference to fig. 3 and 4, the first detecting plate 2 is provided with a first accommodating cavity 22 for mounting the first limiting component 41, and the length of the first accommodating cavity 22 is smaller than that of the first limiting component 41, so that the first limiting component 41 can protrude outwards from the first detecting plate 2 and be connected with the belt wheel 5. The first receiving chamber 22 includes a first chamber 221, a second chamber 222, and a third chamber 223 that communicate with each other. The cross-sectional profiles of the first chamber 221, the second chamber 222, and the third chamber 223 are different such that the first detection plate 2 can form the first step surface 21 at the junction of the first chamber 221 and the second chamber 222, and form the second step surface 23 at the junction of the second chamber 222 and the third chamber 223.

The first limiting assembly 41 comprises a connecting shaft 411, and a first bearing 412 and a third bearing 413 sleeved on the connecting shaft 411. The connection shaft 411 is provided with a first column portion 4112, a second column portion 4113, and a connection portion 4111 that are connected to each other. The connecting portion 4111 protrudes outside the first detecting plate 2 and can be connected to the pulley 5, so that the pulley 5 is sleeved on the connecting portion 4111. The first column portion 4112 and the second column portion 4113 are different in diameter and a first positioning surface 4114 that is flush with the first step surface 21 is formed at the junction of the first column portion 4112 and the second column portion 4113. The first bearing 412 is sleeved on the first column portion 4112, and one end surface of the first bearing 412 abuts against the first positioning surface 4114 and the first step surface 21 to limit the first bearing 412, and the other end surface of the first bearing 412 abuts against the pulley 5 to limit the pulley 5. The second bearing 422 is sleeved on the second cylinder portion 4113 and abuts against the second step surface 23. By arranging the first bearing 412 and the second bearing 422, the connecting shaft 411 and the belt pulley 5 sleeved on the connecting shaft 411 can rotate relative to the first detection plate 2; the first bearing 412 is limited by providing the first step surface 21 abutting against the first bearing 412, so that the pulley 5 abutting against the first bearing 412 is limited.

The second detection plate 3 is provided with a second accommodation chamber 32 for mounting a second stopper assembly 42. The second receiving chamber 32 has two cylindrical chambers of different sizes and forms the second detection plate 3 forming the second receiving chamber 32 with a third stepped surface 33.

The second limiting assembly 42 includes a limiting post 421 abutting the pulley 5 and a second bearing 422 connected to the second detection plate 3. The stopper 421 is rotatable relative to the second detection plate 3 by the second bearing 422. The second bearing 422 is disposed in the second accommodating cavity 32, and one end of the second bearing 422 abuts against the third step surface 33, and the other end abuts against the limiting post 421. The stopper 421 includes a positioning portion 4211 connectable with the pulley 5. The positioning portion 4211 is composed of two cylinders with different diameters, the cylinder with smaller diameter is penetrated through the belt wheel 5, and the cylinder with larger diameter is abutted with the outer wall of the belt wheel 5 and limits the belt wheel 5. Preferably, the axis of the limiting post 421 coincides with the axis of the connection shaft 411 so that the pulley 5 connected to the limiting post 421 and the connection shaft 411 can smoothly rotate around the axis of the limiting post 421 and the axis of the connection shaft 411.

When the belt pulley detection device is used, the driving device 13 drives the second detection plate 3 to be far away from the first detection plate 2, and after the belt pulley 5 is installed on the first detection plate 2, the driving device 13 drives the second detection plate 3 to move towards the first detection plate 2 until the sliding seat 31 is abutted against the limiting plate 11. The belt pulley 5 is rotated, and whether the belt pulley 5 is in contact with the first detection plate 2 or the second detection plate 3 in the rotation process is checked to judge whether the end jump of the belt pulley 5 is qualified or not. Through setting up the interval between band pulley 5 and be the first pick-up plate 2 and the second pick-up plate 3 of the biggest end jump error of band pulley 5 for personnel only need observe band pulley 5 when rotating band pulley 5 and first pick-up plate 2 and second pick-up plate 3 interfere friction, can judge band pulley 5 end jump time qualified, easy operation and convenient to use person judge band pulley 5 whether qualified. By arranging the first bearing 412, the second bearing 422 and the third bearing 413, the belt pulley 5 connected with the connecting shaft 411 and the limit post 421 can rotate relative to the first detection plate 2 and the second detection plate 3; in addition, by providing the first step surface 21 abutting against the first bearing 412, the first bearing 412 is limited to limit the pulley 5 abutting against the first bearing 412, and the positioning portion 4211 of the limiting post 421 limits the pulley 5 to position the pulley 5.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The belt pulley end jump detection device is characterized by comprising a base (1), a first detection plate (2) and a second detection plate (3) which are connected with the base (1), and a limiting assembly (4) which is connected with a belt pulley (5) and can be used for limiting the belt pulley (5) between the first detection plate (2) and the second detection plate (3); the belt wheel (5) can rotate around the limit assembly (4) relative to the first detection plate (2) and the second detection plate (3), and the minimum distance (D) between the belt wheel (5) and the first detection plate (2) or the second detection plate (3) is the maximum end jump error of the belt wheel (5).

2. Pulley end jump detection device according to claim 1, characterized in that the limit assembly (4) comprises a first limit assembly (41) connected with the first detection plate (2) and a second limit assembly (42) connected with the second detection plate (3), wherein the first limit assembly (41) and the second limit assembly (42) are both abutted with the pulley (5) and can limit the pulley (5).

3. Pulley end jump detection device according to claim 2, characterized in that the first limiting assembly (41) comprises a connecting shaft (411), the connecting shaft (411) is provided with a connecting portion (4111), and the pulley (5) is sleeved on the connecting portion (4111).

4. A pulley end jump detection device according to claim 3, characterized in that the first detection plate (2) is provided with a first step surface (21), and the connecting shaft (411) is sleeved with a first bearing (412); one end of the first bearing (412) is abutted against the first step surface (21), and the other end is abutted against the belt wheel (5).

5. The pulley end jump detection device according to claim 4, characterized in that an outer ring of the first bearing (412) is in abutment with the first detection plate (2), an inner ring of the first bearing (412) is in abutment with the connecting shaft (411), and the connecting shaft (411) is rotatable with respect to the first detection plate (2) by the first bearing (412).

6. Pulley end jump detection device according to any one of claims 1 to 5, characterized in that said second limit assembly (42) comprises a limit post (421) in abutment with the pulley (5) and a second bearing (422) connected to the second detection plate (3); one end of the limiting column (421) is arranged on the second bearing (422) in a penetrating mode and can rotate relative to the second detection plate (3) through the second bearing (422).

7. Pulley end-jump detection device according to claim 1, characterized in that the first detection plate (2) is fixedly connected with the base (1), and the second detection plate (3) is slidingly connected with the base (1).

8. The belt pulley end jump detection device according to claim 7, characterized in that the base (1) is provided with a limiting plate (11), the second detection plate (3) is fixedly connected with a sliding seat (31), and the sliding seat (31) is slidably connected with the base (1) and can drive the second detection plate (3) to move; when the sliding seat (31) is abutted against the limiting plate (11), the minimum distance (D) between the second detection plate (3) and the belt wheel (5) is the maximum end jump error of the belt wheel (5).

9. Pulley end-jump detection device according to any of claims 7 to 8, characterized in that the base (1) is further provided with a slide (12), the slide seat (31) is provided with a slider (311) coupled with the slide (12), the slider (311) being in sliding connection with the slide (12).

10. Pulley end-jump detection device according to claim 8, characterized in that the base (1) is further connected with a driving device (13), the driving device (13) is provided with a driving rod (131) connected with the sliding seat (31), and the driving device (13) can drive the sliding seat (31) and the second detection plate (3) connected with the sliding seat (31) to move through the driving rod (131).