CN214149833U - Bearing endurance test device under EPS - Google Patents

Abstract

The utility model discloses a bearing endurance test device under EPS, include the carrier assembly who is used for bearing EPS tubular column assembly, one side of carrier assembly be equipped with the driving source that EPS tubular column assembly input is connected, the opposite side be equipped with one can press down in the subassembly of pressing down of the external splines on the EPS tubular column assembly output, press down the subassembly with the external splines is roll connection, just press down the direction of motion of subassembly with the axis direction that bears EPS tubular column assembly is perpendicular. The beneficial effects of the utility model are mainly embodied in that: the design is exquisite, and the device pulley is pressed on the external splines, applys decurrent effort to the spline, applys pressure to bearing down promptly, simultaneously, does not influence the normal operating of EPS tubular column assembly and lower bearing. In addition, the device is of a vertical structure, small in occupied space, low in cost, convenient to use and wide in applicability.

Description

Bearing endurance test device under EPS

Technical Field

The utility model relates to a EPS accessory field particularly, especially relates to a bearing endurance test device under EPS.

Background

The bearing is the indispensable spare part in the EPS tubular column assembly, and lower bearing is located the EPS output, plays fixed and reduce load friction coefficient's effect, and the NVH and the feeling of whole EPS tubular column assembly are directly influenced to the quality of bearing, because lower bearing is located the casing, bearing state under unable direct aassessment, consequently, urgently need a bearing endurance test device under EPS.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art existence, provide a bearing endurance test device under EPS.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a bearing endurance test device under EPS, includes the carrier assembly who is used for bearing EPS tubular column assembly, one side of carrier assembly be equipped with the driving source that EPS tubular column assembly input is connected, the opposite side be equipped with one can press in the subassembly of pressing of the external splines on the EPS tubular column assembly output, press the subassembly with the external splines is roll connection, just press the direction of motion of subassembly with the axis direction that bears EPS tubular column assembly is perpendicular.

Preferably, the pressing assembly comprises a support and an adjusting support plate arranged on the support, an adjusting piece capable of moving up and down is arranged on the adjusting support plate, the bottom of the adjusting piece is connected to the fixing piece through a pressure sensor, and a self-rotating ground pulley is fixedly arranged on the fixing piece.

Preferably, the adjusting part is an adjusting bolt, and the adjusting bolt is in threaded connection with the adjusting support plate.

Preferably, the bracket is provided with a sliding groove, and the adjusting support plate is locked on the sliding groove through a locking bolt.

Preferably, the fixed part is provided with two symmetrically arranged pulleys.

Preferably, the driving source is a driving motor, and a motor shaft of the driving motor is connected to the input end of the EPS pipe column assembly through a coupling.

Preferably, the bearing component comprises a bottom plate and supporting plates arranged on two sides of the bottom plate, and limit grooves matched with the EPS pipe column assembly are formed in the supporting plates.

The beneficial effects of the utility model are mainly embodied in that: the design is exquisite, and the device pulley is pressed on the external splines, applys decurrent effort to the spline, applys pressure to bearing down promptly, simultaneously, does not influence the normal operating of EPS tubular column assembly and lower bearing. In addition, the device is of a vertical structure, small in occupied space, low in cost, convenient to use and wide in applicability.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1: the front view of the preferred embodiment of the present invention;

FIG. 2: the utility model discloses the stereogram of preferred embodiment, at this moment, gets rid of EPS tubular column assembly.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not limited to the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-2, the utility model discloses a bearing endurance test device under EPS, include the carrier assembly 1 who is used for bearing EPS tubular column assembly 100, carrier assembly 1 includes bottom plate 11 and sets up the backup pad 12 of bottom plate 11 both sides, seted up in the backup pad 12 with the spacing groove 13 of EPS tubular column assembly 100 looks adaptation, EPS tubular column assembly 100 accessible stop bolt locking is in on the backup pad 12.

The design points of the utility model lie in: one side of bearing component 1 be equipped with the driving source 2 that EPS tubular column assembly 100 input is connected, the opposite side be equipped with one can press in the subassembly 3 that presses of external splines 101 on EPS tubular column assembly 100 output, press the subassembly 3 with external splines 101 is roll connection, just the direction of motion of pressing the subassembly 3 with it is perpendicular to bear the axis direction of EPS tubular column assembly 100. The pressing component 3 is pressed on the external spline, the external spline and the lower bearing are positioned on the same axis, downward acting force is applied to the spline, namely, pressure is applied to the lower bearing, and meanwhile, normal operation of the EPS pipe column assembly and the lower bearing is not affected. In addition, the device is of a vertical structure, small in occupied space, low in cost, convenient to use and wide in applicability.

Specifically, the pressing assembly 3 includes a bracket 31, a sliding groove 37 is formed in the bracket 31, and the adjusting support plate 32 is locked on the sliding groove 37 by a locking bolt 38. The connecting structure is simple, the position of the adjusting support plate 32 on the bracket 31 can be adjusted by screwing the locking bolt 38, and the operation is simple and convenient. The adjusting support plate 32 is provided with an adjusting part 33 capable of moving up and down, the bottom of the adjusting part 33 is connected to a fixing part 35 through a pressure sensor 34, and two symmetrically arranged ground pulleys 36 capable of rotating automatically are fixedly arranged on the fixing part 35.

Furthermore, the adjusting part 33 is an adjusting bolt, the adjusting bolt is in threaded connection with the adjusting support plate 32, and the pulley 36 can be driven to move up and down by screwing the adjusting bolt. In addition, the driving source 2 is a driving motor, and a motor shaft of the driving motor is connected to the input end of the EPS pipe column assembly 100 through a coupling 21.

The working process of the utility model is simply explained as follows: the EPS pipe column assembly 100 is placed in the limiting groove 13 and locked on the supporting plate 12 through a limiting bolt. And adjusting the adjusting bolt to enable the pulley 36 to be tightly attached to the external spline 101, and starting the driving motor to normally operate the EPS pipe column assembly and the lower bearing.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims (7)

1. Bearing endurance test device under EPS, including being used for bearing weight of subassembly (1) of EPS tubular column assembly (100), its characterized in that: one side of bearing component (1) be equipped with driving source (2) that EPS tubular column assembly (100) input is connected, the opposite side be equipped with one can press in outer spline (101) on EPS tubular column assembly (100) output press down subassembly (3), press down subassembly (3) with outer spline (101) are roll connection, just press the direction of motion of subassembly (3) with the axis direction that bears EPS tubular column assembly (100) is perpendicular.
2. 2. The EPS lower bearing durability test apparatus according to claim 1, characterized in that: the pressing assembly (3) comprises a support (31) and an adjusting support plate (32) arranged on the support (31), an adjusting piece (33) capable of moving up and down is arranged on the adjusting support plate (32), the bottom of the adjusting piece (33) is connected to a fixing piece (35) through a pressure sensor (34), and a self-rotating ground pulley (36) is fixedly arranged on the fixing piece (35).
3. 3. The EPS lower bearing durability test apparatus according to claim 2, characterized in that: the adjusting piece (33) is an adjusting bolt, and the adjusting bolt is in threaded connection with the adjusting support plate (32).
4. 4. The EPS lower bearing durability test apparatus according to claim 2, characterized in that: a sliding groove (37) is formed in the support (31), and the adjusting support plate (32) is locked on the sliding groove (37) through a locking bolt (38).
5. 5. The EPS lower bearing durability test apparatus according to claim 2, characterized in that: the fixing piece (35) is provided with two symmetrically arranged pulleys (36).
6. 6. The EPS lower bearing durability test apparatus according to claim 1, characterized in that: the driving source (2) is a driving motor, and a motor shaft of the driving motor is connected to the input end of the EPS pipe column assembly (100) through a coupler (21).
7. 7. The EPS lower bearing durability test apparatus according to claim 1, characterized in that: the bearing assembly (1) comprises a bottom plate (11) and supporting plates (12) arranged on two sides of the bottom plate (11), and limiting grooves (13) matched with the EPS pipe column assembly (100) are formed in the supporting plates (12).

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