CN220153886U

CN220153886U - Gauge for detecting pressing slope depth of self-aligning roller bearing retainer

Info

Publication number: CN220153886U
Application number: CN202321444313.7U
Authority: CN
Inventors: 赵培振; 郑广会; 郑金宇; 郑金凯; 郑世育
Original assignee: Shandong Golden Empire Precision Machinery Technology Co Ltd
Current assignee: Shandong Golden Empire Precision Machinery Technology Co Ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-12-08
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses a self-aligning roller bearing retainer pressing slope depth detection gauge, which comprises: place the board, place the board and be equipped with setting element, moving part and displacement measuring part, through setting up setting element, moving part and displacement measuring part, the moving part is equipped with qualified position and presses domatic degree of depth qualified position promptly, the moving part is located the holder window hole and can press domatic butt with the window beam, the window beam of opposite window hole both sides of setting element butt is towards the bearing outer lane face, the displacement variation of moving part relative qualified position is measured through the displacement measuring part, if be located qualified position then indicate and press the domatic degree of depth and accord with the standard, if be located qualified position and no longer in the reasonable error scope then indicate and press the domatic degree of depth and not accord with the standard, detect swiftly and conveniently, the detection precision is high.

Description

Gauge for detecting pressing slope depth of self-aligning roller bearing retainer

Technical Field

The utility model belongs to the field of bearing retainer detection, and particularly relates to a self-aligning roller bearing retainer pressing slope depth detection tool.

Background

The bearing generally comprises an outer ring, an inner ring, rollers, a retainer and other parts, wherein a plurality of windows are formed in the retainer, window beams are arranged between two adjacent windows, the windows are separated, the rollers are correspondingly assembled in the windows of the retainer during assembly, the self-aligning roller bearing retainer is complex in structure and has a constant inclination angle, the retainer pocket processing technology is high in content, the pocket shape has the comprehensive characteristics of spherical self-aligning and tapered roller retainers, and during processing of the retainer, slope pressing treatment is generally carried out on two sides of the window beams of the retainer to generate slope pressing surfaces, so that the edges of the window beams are inclined surfaces. After assembly is completed, the rollers are in contact with the pressing slope surface, so that the phenomenon of jamming of the rollers can not occur when the bearing rotates, the smoothness of rotation is improved, the pressing slope process mainly determines the size of the retainer pocket hole and the rotation of the bearing, and the pressing slope process is a key process for technical control of the retainer because the retainer pocket hole is special in structure, the roller is complex in shape, and the condition of pressing the slope surface directly determines whether the rotation of the bearing meets the design requirement.

The retainer pressing process is completed on a press, the pressed first qualified retainer is determined as a first piece, then the machined retainer is subjected to sampling inspection according to radial movement amount and rotation flexibility of the first piece inspection, in mass production, the existing pressing gradient depth inspection device is low in efficiency and cannot accurately measure the actual size of pressing gradient depth change due to the fact that the die is consumed or damaged and changes at any time, the existing device and method for inspecting radial movement amount and rotation flexibility are low in efficiency and cannot accurately measure the actual size of pressing gradient depth change due to the fact that the existing radial movement amount and rotation flexibility are different in quantity according to the existing technical conditions, the result meets the process requirements, particularly the radial movement amount is not obviously different and is within the required range, the existing pressing gradient depth inspection device is low in detection accuracy and cannot guarantee the consistency of the pressing gradient depth of the retainer to be inspected in the process, and therefore the existing technology is required to be further improved and improved.

Disclosure of Invention

The utility model provides a self-aligning roller bearing retainer pressing slope depth detection tool, which at least solves or alleviates one or more technical problems in the prior art, or at least provides a beneficial choice.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

utensil is examined to aligning roller bearing holder pressure slope degree of depth detection includes: place the board, place the board and be equipped with setting element, moving part and displacement measurement piece, setting element and moving part collineation set up, the moving part is equipped with qualified position, during the detection, the moving part is located the holder window hole that awaits measuring and can with the domatic butt of pressing of window roof beam, setting element butt opposite window hole both sides window roof beam is towards the bearing inner race face, the displacement measurement piece measures the displacement of moving part to judge the uniformity of holder pressure sloping degree of depth.

According to the detection tool for the gradient pressing depth of the self-aligning roller bearing retainer, the locating piece, the moving piece and the displacement measuring piece are arranged, the moving piece is provided with the qualified position, namely the gradient pressing depth qualified position, the moving piece is positioned in the retainer window hole and can be abutted against the gradient pressing face of the window beam, the two side window beams of the opposite window holes are abutted against the outer ring face of the bearing, the displacement measuring piece is used for measuring the displacement variation of the moving piece relative to the qualified position, if the moving piece is positioned at the qualified position, the gradient pressing depth is proved to be in accordance with the standard, if the moving piece is positioned outside the qualified position and is no longer in a reasonable error range, the gradient pressing depth is proved to be out of accordance with the standard, the detection is rapid and convenient, and the detection precision is high.

Preferably, the moving member and the positioning member are first and second discs with matched sizes and shapes.

Through setting up moving part and setting up to the first disc second disc of size shape adaptation, first disc and the window beam of aligning holder that awaits measuring press slope surface point or line contact, when pressing slope depth appears changing, thereby first disc and the contact point that presses the slope surface change make moving part remove, make displacement measuring part measure the removal numerical value to realize detecting, and the arcwall face butt of second disc can reduce the extrusion face to the window beam in the outside of window beam, prevent the damage holder.

Preferably, the first disc and the second disc are arranged at equal heights, and the distance between the first disc and the second disc is adjustable.

The first disc and the second disc are arranged at equal heights so that the stress of the retainer is balanced, the distance between the first disc and the second disc can be adjusted to adapt to the retainers with different specifications and sizes, multiple purposes are realized, and the cost is reduced.

Preferably, the first disc is connected with a first equal-height sleeve, a first cushion block, a righting plate and a sliding block are sequentially arranged below the first equal-height sleeve, the sliding block is connected with a first sliding rail, the righting plate is connected with a reset structure, and the reset structure enables the first disc to be reset to a qualified position after moving.

The reset mechanism is arranged to enable the first disc to return to the qualified position after measurement so as to realize the subsequent detection of the depth of the pressing slope surface of the window hole.

Preferably, the reset structure comprises a spring and a limiting plate, wherein one end of the spring is connected with the righting plate, and the other end of the spring is connected with the limiting plate.

Preferably, the displacement measuring member is a pull rod displacement sensor, a pull rod of the pull rod displacement sensor is connected with the righting plate, and an electric wire of the pull rod displacement sensor is connected with the digital display meter to display the displacement.

Preferably, the sliding rail is arranged on a first nut seat, the first nut seat is connected to a screw rod, and the screw rod rotates to enable the first nut seat to linearly move along the screw rod, so that the distance between the first disc and the second disc is adjusted.

Preferably, the nut seat comprises a nut seat body, a nut seat is arranged on the nut seat body, and the nut seat is connected with the nut seat body.

Preferably, the second disc is connected with a second equal-height sleeve, a second cushion block and a second nut seat are arranged below the second equal-height sleeve, a sliding part is arranged on the second nut seat, the sliding part is connected with a second sliding rail, a plurality of positioning holes are formed in the second sliding rail, the placing plate is connected with a fixing plate, the fixing plate is provided with a limiting hole, and the limiting hole and the positioning hole enable the second sliding rail to be kept fixed through bolting.

Through setting up sliding part and slide rail, make moving part and setting element remove more stably.

Preferably, the placing plate is provided with a through groove, the first cushion block and the second cushion block are arranged in the through groove, the top surfaces of the first cushion block and the second cushion block are coplanar with the surface of the placing plate, and the first cushion block and the second cushion block can be detached from the first equal-height sleeve and the second equal-height sleeve.

The first equal-height sleeve and the second equal-height sleeve are detachably connected, so that accessories with different heights can be conveniently replaced to adapt to the aligning retainer with the window holes with different heights.

The structure has the following beneficial effects:

1. through setting up setting element, moving element and displacement measuring element, the moving element is equipped with qualified position and presses domatic degree of depth qualified position promptly, the moving element is located the cage window and can press domatic butt with the window beam, the opposite window beam of setting element butt both sides window beam is towards the bearing outer lane face, the displacement variable quantity of the relative rain qualified position of moving element is measured through the displacement measuring element, if be located qualified position then indicate that the degree of depth accords with the standard, if be located qualified position and no longer rational error range then indicate that the degree of depth does not accord with the standard, detect swiftly and conveniently, the setting of setting element makes the aligning holder can be located same position when placing to improve the detection precision.

2. The position between the locating piece and the moving piece can be adjusted, and the heights of the second disc of the locating piece and the first disc of the moving piece can also be adjusted so as to adapt to the aligning bearing retainers with different specifications and sizes, thereby realizing multiple purposes of one machine and reducing the cost.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a perspective view showing the matching state of the aligning roller bearing retainer and the hill-hold depth gauge of the present utility model;

FIG. 2 is a schematic top view showing the fitting state of the aligning roller bearing cage and the pressing slope depth gauge of the present utility model;

FIG. 3 is a schematic view showing the bottom of the retainer of the self-aligning roller bearing of the present utility model in a state of being engaged with a hill-hold depth gauge;

FIG. 4 is a schematic diagram showing a three-dimensional structure of the tool for detecting the depth of a pressed slope according to the present utility model;

description of the reference numerals:

1-placing a plate; 10-fixing plates; 11-a through slot;

2-positioning pieces; 20-a second disc; 21-a second contour sleeve; 22-a second cushion block; 23-a second nut seat; 230-a sliding part; 231-a second slide rail; 232-positioning holes;

3-moving member; 30-a first disc; 31-a first contour sleeve; 32-a first pad; 33-righting plate; 34-a slider; 35-a first slide rail;

4-aligning a retainer; 40-pressing the slope surface;

5-a displacement measuring member; 50-a digital display table; 51-a pull rod;

6-a reset structure; 60-limiting plates; 61-a spring;

70-a first nut seat; 71-a lead screw; 710—a hand wheel; 72-supporting seat.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit and scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

The present utility model will be described below with reference to the drawings.

The scheme adopted is as follows:

as shown in fig. 1 to 4, the present utility model provides a tool for detecting the gradient depth of a retainer of a self-aligning roller bearing, comprising: the positioning piece 2 and the moving piece 3 are arranged in a collinear manner, the moving piece 3 is provided with a qualified position, namely a qualified position of the pressing slope 40, calibration of the qualified position is needed through the standard aligning retainer 4, specifically, the standard aligning retainer 4 is arranged on the positioning plate 1, the positioning piece 2 and the moving piece 3 are adjusted, the moving piece 3 is arranged in a window hole of the retainer to be detected and can be abutted against the pressing slope 40 of the window beam, the positioning piece 2 is abutted against the window hole on two sides opposite to the window beam towards the bearing outer ring surface, the displacement measuring piece 5 is vertically recorded, the positioning piece 2 is fixed, when a batch of aligning retainers 4 to be detected are detected, the displacement measuring piece 5 is used for measuring the displacement of the moving piece 3, the measurement values of the initial standard aligning retainers 4 are compared to judge the consistency of the pressing slope depth of the retainers, the detection efficiency is high, the positioning piece 2 is arranged, the aligning retainers 4 can be kept at the same position to be detected, the detection accuracy is improved, and the manual positioning cost is reduced.

As a first preferred embodiment of the present utility model, as shown in fig. 1, the moving member 3 and the positioning member 2 are a first disc 30 and a second disc 20 which are adapted in size and shape. Through setting the moving part 3 and the positioning part 2 as the first disc 30 and the second disc 20 with the size and shape being matched, the first disc 30 is tangent to the window beam pressing slope surface 40 of the window hole beam of the aligning retainer 4 to be detected, when the pressing slope depth changes, the contact point between the first disc 30 and the pressing slope surface 40 changes, so that the moving part 3 moves, the displacement measuring part 5 measures the movement value, and the depth detection is realized.

Further, the equal-height setting of the first disc 30 and the second disc 20 can ensure that the aligning retainer 4 to be tested is subjected to relative force and movement stability is ensured, the distance between the first disc 30 and the second disc 20 is adjustable, in addition, the diameter sizes of the first disc 30 and the second disc 20 are changed to adapt to aligning retainers 4 with different sizes and specifications, and meanwhile, preferably, the thickness of the first disc 30 is adapted to the width of the pressing slope 40 so as to improve detection precision, the pressing slope 40 is provided with different positions, and the first disc 30 contacts with a deeper part and is possibly judged as qualified probability.

The specific moving structure of the first disc 30 is as shown in fig. 4, the first disc 30 is connected with the first equal-height sleeve 31, a first cushion block 32, a righting plate 33 and a sliding block 34 are sequentially arranged below the first equal-height sleeve 31, the sliding block 34 is connected with the first sliding rail 35, the righting plate 33 is connected with the reset structure 6, the reset structure 6 enables the first disc 30 to be reset to a qualified position after moving, the reset structure 6 comprises a spring 61 and a limiting plate 60, one end of the spring 61 is connected with the righting plate 33, the other end of the spring 61 is connected with the limiting plate 60, the first disc 30 can return to the qualified position under the elasticity of the spring 61 after moving so as to carry out the depth detection of the pressing slope 40 of the next aligning retainer 4, and as the actual unqualified product and the pressing slope 40 of the qualified product have extremely small measured value difference, the spring 61 of the reset structure is only required to select a short spring 61, and the limiting plate 60 can limit the displacement of the first disc 30, so that the structure design is more reasonable.

In the specific embodiment of the displacement measuring member 5 as shown in fig. 3 and fig. 4, the displacement measuring member 5 is a pull rod 51 displacement sensor, the pull rod 51 of the pull rod 51 displacement sensor is connected with the righting plate 33, the pull rod 51 displacement sensor is connected with the digital display meter 50 through a wire to display displacement, and in particular, when the righting plate 33 moves to enable the pull rod 51 to move, the digital display meter 50 displays the displacement of the first disc 30, so that the situation that the pressure slope 40 of the aligning retainer 4 to be measured is deep and shallow can be known rapidly.

The distance adjusting structure of the distance between the first disc 30 and the second disc 20 is as shown in fig. 3 and 4, the sliding rail is arranged on the first nut seat 70, the first nut seat 70 is connected to the screw 71, the screw 71 rotates to enable the first nut seat 70 to linearly move along the screw 71, so that the distance between the first disc 30 and the second disc 20 is adjusted, the second disc 20 can be kept fixed, and the first disc 30 moves relative to the second disc 20 under the action of the screw structure of the screw 71.

In addition, the first disc 30 and the second disc 20 can be relatively close to or far away from each other at the same time, specifically, the second disc 20 is connected with the second equal-height sleeve 21, the second cushion block 22 and the second nut seat 23 are arranged below the second equal-height sleeve 21, the screw rod 71 simultaneously has screws with opposite directions, and when the screw rod 71 rotates, the first nut seat 70 and the second nut seat 23 can be close to or far away from each other.

In order to make the movement of the first nut seat 70 and the second nut seat 23 smoother, the second nut seat 23 is provided with a sliding portion 230, the sliding portion 230 is connected with a second sliding rail 231, the second sliding rail 231 is provided with a plurality of positioning holes 232, the placing plate 1 is connected with the fixing plate 10, the fixing plate 10 is provided with a limiting hole, and the limiting hole and the positioning holes 232 are connected with each other through bolts so that the second sliding rail 231 is kept fixed.

Further, the nut seat further comprises a supporting seat 72, the supporting seat 72 is connected with the placing plate 1, the screw rod 71 penetrates through the supporting seat 72, a hand wheel 710 is arranged at the end of the screw rod 71, and the screw rod 71 is rotated by screwing the hand wheel 710 so as to linearly move the nut seat.

Preferably, the placing plate 1 is provided with a through groove 11, the first cushion block 32 and the second cushion block 22 are arranged on the top surface of the through groove 11 and are coplanar with the surface of the placing plate 1, the first cushion block 32 and the second cushion block 22 can be detached from the first equal-height sleeve 31 and the second equal-height sleeve 21, the disassembly and the assembly are convenient, the assembly of the device is simple, the replacement of different equal-height sleeves and cushion blocks can be adapted to the aligning retainer 4 with different specifications, the multiple functions of one machine are realized, the cost is reduced, and the efficiency is improved.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

The description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is 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.

The utility model can be realized by adopting or referring to the prior art at the places which are not described in the utility model.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various modifications and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. Utensil is examined to aligning roller bearing holder pressure slope degree of depth detection, its characterized in that includes: place the board, place the board and be equipped with setting element, moving part and displacement measurement spare, setting element and moving part collineation set up, the moving part is equipped with qualified position, during the detection, the moving part is located the holder window hole that awaits measuring and can press domatic butt with the window roof beam, setting element butt is relative window hole both sides window roof beam towards the bearing outer lane face, the displacement measurement spare is measured the displacement of moving part to judge the uniformity of holder pressure sloping degree of depth.

2. The self-aligning roller bearing retainer hill-holding depth detection gauge according to claim 1, wherein the moving member and the positioning member are first and second discs with a size and shape adapted.

3. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 2, wherein the first disc and the second disc are arranged at the same height, and the distance between the first disc and the second disc is adjustable.

4. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 3, wherein the first disc is connected with a first equal-height sleeve, a first cushion block, a positioning plate and a sliding block are sequentially arranged below the first equal-height sleeve, the sliding block is connected with a first sliding rail, the positioning plate is connected with a reset structure, and the reset structure enables the first disc to be reset to a qualified position after moving.

5. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 4, wherein the reset structure comprises a spring and a limiting plate, one end of the spring is connected with the positioning plate, and the other end of the spring is connected with the limiting plate.

6. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 4, wherein the displacement measuring member is a pull rod displacement sensor, a pull rod of the pull rod displacement sensor is connected with the righting plate, and a wire of the pull rod displacement sensor is connected with a digital display meter to display the displacement.

7. The tool for detecting the gradient depth of the self-aligning roller bearing retainer according to claim 4, wherein the slide rail is provided on a first nut seat, the first nut seat is connected to a screw, and the screw is rotated to linearly move the first nut seat along the screw, thereby adjusting the distance between the first disc and the second disc.

8. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 7, further comprising a supporting seat, wherein the supporting seat is connected with the placing plate, the screw rod penetrates through the supporting seat, a hand wheel is arranged at the end of the screw rod, and the screw rod is rotated by screwing the hand wheel so as to linearly move the nut seat.

9. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 7, wherein the second disc is connected with a second equal-height sleeve, a second cushion block and a second nut seat are arranged below the second equal-height sleeve, the second nut seat is provided with a sliding part, the sliding part is connected with a second sliding rail, the second sliding rail is provided with a plurality of positioning holes, the placing plate is connected with a fixing plate, the fixing plate is provided with a limiting hole, and the limiting hole and the positioning hole are connected with each other through a bolt so that the second sliding rail is kept fixed.

10. The gauge for detecting the pressing slope depth of the self-aligning roller bearing retainer according to claim 9, wherein the placement plate is provided with a through groove, the first cushion block and the second cushion block are arranged in the through groove, the top surfaces of the first cushion block and the second cushion block are coplanar with the plate surface of the placement plate, and the first cushion block and the second cushion block are detachable from the first equal-height sleeve and the second equal-height sleeve.