CN210321481U - Detection apparatus for bearing retainer - Google Patents

Abstract

The utility model relates to a bearing check out test set field, in particular to detection device of bearing holder for detect bearing holder, include: a work table; a calibration member comprising a calibration ring; a drive ring; the roller sliding assemblies are arranged at intervals along the circumferential direction of the driving ring, the roller sliding assemblies are connected with the workbench in a sliding manner along the radial direction of the driving ring, one end of each roller sliding assembly is provided with a fixing structure for fixing a roller, and each fixing structure is positioned on the same circumference; wherein, sliding connection respectively between drive ring and each roller sliding assembly, when roller sliding assembly slides relative the drive ring, roller sliding assembly is along its circumference and radial movement simultaneously relative the drive ring to when making the drive ring rotate, each roller sliding assembly is along the radial movement of drive ring respectively, can be fast, accurate detect the bearing retainer, the operation degree of difficulty is lower, can once monitor each pocket hole on the bearing retainer simultaneously. The problems in the prior art are effectively solved.

Description

Detection apparatus for bearing retainer

Technical Field

The utility model relates to a bearing check out test set field, in particular to detection device of bearing holder.

Background

The bearing retainer is an important part in the bearing, the bearing retainer is provided with a pocket for installing the roller, and when the bearing retainer is machined, the size of the bearing retainer, particularly the machining precision of the size of the pocket and the contour machining precision of the bearing retainer at the position of the pocket need to be accurately controlled, so that the roller can be accurately installed in the pocket. At present, many manual handheld detection devices (such as calipers and detectors) are used for detection, and by adopting the mode, the detection efficiency is low, the detection precision is high in requirements on the technology and the energy of workers, and the situation of detection errors is easy to occur.

The above description is included in the technical recognition scope of the utility model, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a detection device of bearing retainer can be quick, accurate keep the ware to the bearing and detect, and the operation degree of difficulty is lower, can once keep each pocket simultaneous monitoring on the ware to the bearing. The problems in the prior art are effectively solved.

In order to solve the above problem, the utility model provides a detection device of bearing retainer for detect bearing retainer, include: a work table; a driving ring rotatably disposed at an upper side of the table; the roller sliding assemblies are arranged at intervals along the circumferential direction of the driving ring, the roller sliding assemblies are connected with the workbench in a sliding mode along the radial direction of the driving ring, rollers are arranged at one end, facing the circle center of the driving ring, of each roller sliding assembly, the bearing retainer can be placed between the rollers, and the bearing retainer can be matched with the rollers; the calibration piece comprises an annular calibration ring, and when the rollers are matched and installed with the bearing retainer, the calibration ring can be simultaneously abutted with the inner edge of each roller and/or can be simultaneously abutted with the outer edge of each roller; the driving ring and the roller sliding assemblies are respectively connected in a sliding mode, so that when the driving ring rotates, the roller sliding assemblies respectively move along the radial direction of the driving ring.

Further, the roller slide assembly includes: the sliding block is connected with the workbench in a sliding manner, and a fixing structure for fixing the roller is arranged at one end, facing the axis of the driving ring; the push rod is connected with the drive ring in a sliding manner and comprises a push rod body movably penetrating through the slide block, a limiting part and a butting part, the limiting part is positioned at the inner end of the push rod body and is butted with the slide block, and the butting part is positioned on the push rod body at the outer side of the slide block; and two ends of the spring are respectively abutted with the abutting part and the sliding block.

Furthermore, the detection device also comprises a handle and a locking block arranged at the top of the workbench, the handle is rotationally connected with the driving ring, and the rotation axis of the handle is vertical to the rotation axis of the driving ring; the top of the locking block is provided with a locking groove for accommodating the handle; when the driving ring rotates until the roller is abutted to the bearing retainer, the handle can be located in the locking groove, and the side wall of the locking groove limits the handle to drive the driving ring to rotate.

Further, the roller slide assembly further comprises: the connecting plate is arranged on the outer side of the push rod body, and a through hole for the push rod body to movably penetrate through is formed in the connecting plate; the guide rods are arranged along the sliding direction of the sliding block, and two ends of the guide rods are connected with the sliding block and the connecting plate respectively.

Further, a sliding groove is formed in the driving ring, the sliding groove extends in an oblique manner along the circumferential direction of the driving ring, and the roller sliding assembly includes: a push rod; the connecting shaft is connected with the push rod; and the bearing is sleeved on the connecting shaft and is arranged in the sliding groove in a sliding manner.

Furthermore, the number of the driving rings is two, the two driving rings are arranged at intervals, the push rod is arranged between the two driving rings, the roller driving assembly comprises two connecting shafts, one bearing is arranged on each of the two connecting shafts, the two connecting shafts are respectively positioned on the upper side and the lower side of the push rod, and the two bearings are respectively arranged in sliding chutes at corresponding positions in a sliding manner.

Further, the roller sliding assembly comprises a supporting plate and two fixing blocks oppositely arranged at the top of the supporting plate, the inner wall of one opposite side of each fixing block is arc-shaped, the rollers are arranged between the two fixing blocks and attached to the inner walls of the two fixing blocks, and part of the rollers extend out of the inner end face of the sliding block and the inner end face of the supporting plate in the radial direction of the driving ring.

Further, the detecting device further includes a plurality of rotating columns, each rotating column is disposed at an interval along a circumferential direction of the driving ring, and the rotating columns include: the rotating column body is connected with the workbench; and the rotating fixing piece is rotationally arranged on the outer side of the rotating column body and comprises a bearing part for bearing the driving ring and a butting part for butting against the side wall of the driving ring.

Further, the detection device further comprises: the support frame is arranged on the upper side of the workbench; one end of the traction rope is connected with the calibration piece, and the other end of the traction rope bypasses the support frame; the balancing weight is connected with one end, bypassing the support frame, of the traction rope, and the weight of the balancing weight is larger than that of the calibration piece.

Further, the calibration piece further comprises: the guide rail is connected with the calibration ring and penetrates through the support frame in a sliding manner; the spring is arranged between the calibration ring and the support frame.

The beneficial effects of the utility model reside in that, the utility model provides a detection device of bearing retainer can be quick, accurate detect the bearing retainer, and the operation degree of difficulty is lower, can once monitor each pocket hole on the bearing retainer simultaneously. The problems in the prior art are effectively solved.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic top view of the embodiment shown in FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 with the stand and alignment member removed;

FIG. 4 is a schematic view of the embodiment of FIG. 1 with the upper drive ring removed;

FIG. 5 is a schematic view of the embodiment of FIG. 1 with two drive rings removed;

FIG. 6 is a side cross-sectional structural view at two drive rings in the embodiment of FIG. 1;

FIG. 7 is a schematic view of the structure of the rotating column in the embodiment of FIG. 1;

fig. 8 is a schematic structural view of the calibration piece in the embodiment shown in fig. 1.

Wherein: 1. a work table; 2. a calibration piece; 201. calibrating a ring; 3. a drive ring; 4. a slider; 5. a fixed structure; 501. a fixed block; 6. a push rod; 601. a push rod body; 602. a limiting part; 603. an abutting portion; 7. a spring a; 8. a locking block; 9. a locking groove; 10. a connecting plate; 11. a guide bar; 12. a chute; 13. a connecting shaft; 14. a bearing; 15. rotating the column; 1501. a rotating cylinder body; 1502. a bearing part; 1503. a side abutting portion; 16. a support frame; 17. a balancing weight; 18. a hauling rope; 19. a guide rail; 20. a spring b; 21. a bearing retainer; 22. a handle.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, 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 those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected to each other by the intermediate structure but connected to each other by the connecting structure to form a whole. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present invention, as shown in fig. 1 to 8, there is provided a detection device of a bearing holder for detecting a bearing holder 21, comprising: a work table 1; a driving ring 3 rotatably disposed at an upper side of the table 1; the roller sliding assemblies are arranged at intervals along the circumferential direction of the driving ring 3, the roller sliding assemblies are connected with the workbench 1 in a sliding manner along the radial direction of the driving ring 3, rollers are arranged at one end of each roller sliding assembly, which faces the circle center of the driving ring 3, the bearing retainer 21 can be placed between the rollers, and the bearing retainer 21 can be matched with the rollers; the calibration piece 2 comprises an annular calibration ring 201, and when the rollers are installed with the bearing retainer 21 in a matched mode, the calibration ring 201 can be simultaneously abutted with the inner edge of each roller and/or can be simultaneously abutted with the outer edge of each roller; wherein, the drive ring 3 and each roller sliding component are respectively connected in a sliding way, so that when the drive ring 3 rotates, each roller sliding component respectively moves along the radial direction of the drive ring 3.

The utility model discloses a detection device when using, will wait to detect bearing retainer 21 and arrange workstation 1 in on, drive ring 3's inboard, then rotate drive ring 3 for roller sliding assembly is along its radial inward slip for drive ring 3, and then makes each roller move to the inboard, and each roller gets into in the pocket hole of bearing retainer 21 simultaneously. After the roller enters the pocket, when the roller cannot move further inward, it is coaxial with the bearing holder 21 by the aligning member 2, and then the aligning ring 201 is gradually moved toward the bearing holder 21. If the pocket machining of the bearing holder 21 is standard, the rollers can form a standard fit with the bearing holder, the rollers can enter the pockets of the bearing holder at the same time, the calibration ring 201 is just abutted against the inner edge and/or the outer edge of the rollers, and if the pocket machining of the bearing holder 21 is not standard, the fit between the rollers and the bearing holder is not standard, the calibration ring 201 interferes with the edges of the rollers or has a gap.

The utility model discloses a detection device, when examining test, carry out and place bearing retainer 21 on workstation 1, then rotate the drive ring 3, remove calibration ring 201 can, need not to use measuring instrument, measuring tool, easy operation, convenient to use, physical energy, technical requirement to the testing personnel are lower.

Furthermore, the utility model discloses in, can rotate through drive ring 3, once drive each roller sliding assembly linear movement simultaneously, detect each pocket hole on each bearing retainer 21 simultaneously, detection efficiency is higher.

It is worth mentioning, the utility model discloses examine time measuring, adopt the roller directly pack into the pocket downthehole, to the mode that roller spare detected, can directly detect the roller whether can compare in the mode that the direct detection bearing kept ware 21 according to standard installation, the utility model discloses a detection result that detection device obtained more presses close to the in-service use scene.

In the present embodiment, the aligner 2 includes two aligning rings 201, and the two aligning rings 201 simultaneously detect the inner edge and the outer edge of the roller during the detection. When the pocket machining of the bearing retainer does not meet the standard, the roller deviates from the standard position, and the calibration piece cannot be sleeved in.

In a preferred embodiment, as shown in fig. 4 and 5, the roller slide assembly comprises: a slide block 4 which is connected with the workbench 1 in a sliding way, and one end facing to the axis of the driving ring 3 is provided with a fixing structure 5 for fixing a roller; the push rod 6 is connected with the drive ring 3 in a sliding way and comprises a push rod body 601 movably penetrating through the slide block 4, a limiting part 602 and an abutting part 603, wherein the limiting part 602 is positioned at the inner end of the push rod body 601 and is abutted against the slide block 4, and the abutting part 603 is positioned on the push rod body 601 outside the slide block 4; both ends of the spring a7 abut against the abutting portion 603 and the slider 4, respectively.

Therefore, when the driving ring 3 is used in practice, when the driving ring 3 rotates, the driving ring 3 applies thrust to the push rod 6 in radial movement, due to the fact that the spring a7 is arranged between the abutting portion 603 and the sliding block 4, under the pushing of the spring a7, the sliding block 4 moves towards the inner side, after the roller is installed in the pocket, the driving ring 3 can be rotated continuously in a small range, the spring a7 is compressed, the roller bearing retainer 21 has certain extrusion force, the roller can be ensured to be attached to the frame of the pocket, virtual contact between the roller and the bearing retainer 21 is prevented, and the detection accuracy is guaranteed. Further, by providing the spring a7, it is also possible to prevent the rotational force of the drive ring 3 from being excessively strong, the resulting roller from pressing the bearing holder 21, and the bearing holder 21 from being deformed and damaged thereby.

When the drive ring 3 is rotated so that the push rod 6 moves outward, the slide block 4 is moved outward by the stopper portion 602.

In the present embodiment, the spring a7 is sleeved on the outer side of the putter body 601, and in an alternative embodiment, the spring a7 may be arranged in parallel with the putter body 601.

In the present embodiment, the sliding connection between the slider 4 and the workbench 1 is as shown in fig. 5, an i-shaped slide rail is provided on the workbench 1, and the lower end of the slider 4 is fitted to slide on the i-shaped slide rail. Of course, in actual use, the sliding connection structure between the sliding block 4 and the workbench 1 may also take other forms, for example, the workbench 1 is provided with a sliding groove 12, and the sliding block 4 is slidably arranged in the sliding groove 12.

In the present embodiment, as shown in fig. 5, the abutting portion 603 is provided such that the abutting portion 603 is a cylindrical structure fitted over the push rod body 601, and the abutting portion 603 is further provided with a member slidably connected to the drive ring 3, whereby the push rod body 601 and the abutting portion 603 can be easily processed separately, and the entire push rod 6 can be easily processed.

The detection device further comprises a handle 22 and a locking block 8 arranged at the top of the workbench 1, wherein the handle 22 is rotatably connected with the driving ring 3, and the rotation axis of the handle 22 is perpendicular to the rotation axis of the driving ring 3; the top of the locking block 8 is provided with a locking groove 9 for accommodating the handle 22; when the driving ring 3 rotates until the roller abuts against the bearing retainer 21, the handle 22 can be located in the locking groove 9, and the side wall of the locking groove 9 limits the handle 22 from driving the driving ring 3 to rotate.

Therefore, when the driving ring 3 is rotated, the driving ring 3 is driven to rotate by rotating the handle 22, the operation is convenient, and when the roller is abutted with the bearing retainer 21, the position of the driving ring 3 can be kept by placing the handle 22 in the locking groove 9, the abutting state between the roller and the bearing retainer 21 is ensured, and then, the user can carry out calibration detection through the calibration piece 2. Thus, the detection work can be completed by only one person, and the contact force of the roller against the bearing holder 21 can be ensured by fixing the handle 22 in the locking groove 9.

A further refinement provides that the roller slide assembly further comprises: the connecting plate 10 is arranged on the outer side of the push rod body 601, and a through hole for the push rod body 601 to movably pass through is formed in the connecting plate 10; the guide rods 11 are arranged along the sliding direction of the sliding block 4, and two ends of each guide rod 11 are respectively connected with the sliding block 4 and the connecting plate 10. Through setting up connecting plate 10 and guide bar 11, moreover, push rod body 601 slides and passes connecting plate 10, can carry out spacing fixed to push rod body 601's both ends, can reduce the moment on push rod body 601 when driving ring 3 rotates, prevents that push rod body 601 from deforming damage, prevents that push rod body 601 and slider 4 junction from appearing deforming damage, increases the stability that whole device used.

More specifically, in the present embodiment, the sliding connection between the roller sliding assembly and the driving ring 3 is implemented such that, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the driving ring 3 is provided with a sliding groove 12, the sliding groove 12 extends obliquely inward along the circumferential direction of the driving ring 3, and the roller sliding assembly includes: a push rod 6; the connecting shaft 13 is connected with the push rod 6; and the bearing 14 is sleeved on the connecting shaft 13 and is arranged in the sliding groove 12 in a sliding manner.

Thus, when the drive ring 3 rotates, the bearing 14 rolls in the slide groove 12 to move in the radial direction of the drive ring 3, and the entire roller slide assembly can be driven to move in the radial direction of the drive ring 3. The utility model discloses a set up the mode of spout 12 on drive ring 3, can be convenient for process, simultaneously, through set up bearing 14 on connecting axle 13, accessible bearing 14's rotation for when drive ring 3 rotates, bearing 14 is approximate rolling motion in spout 12, thereby makes drive ring 3's circular motion and, the conversion between the push rod body 601 linear movement is more smooth.

In the present embodiment, the connecting shaft 13 is integrally disposed on the abutting portion 603, and in some embodiments, the connecting shaft 13 may be directly disposed on the push rod body 601.

Of course, the structure of the sliding connection between the roller sliding assembly and the driving ring 3 is not limited to this, and other forms are also possible, for example, the connecting shaft 13 is directly provided with the sliding block 4 sliding in the sliding groove 12; or, an arc-shaped slide rail is arranged on the driving ring 3, and an arc-shaped sliding groove 12 is arranged on the push rod body 601.

It should be noted that, in this embodiment, there are two drive rings 3, two drive rings 3 are disposed at an interval, the push rod 6 is disposed between the two drive rings 3, the roller driving assembly includes two connecting shafts 13, two bearings 14 are disposed on the two connecting shafts 13, the two connecting shafts 13 are respectively located at the upper and lower sides of the push rod 6, and the two bearings 14 are respectively slidably disposed in the sliding grooves 12 at corresponding positions.

Therefore, the upper side and the lower side of the whole push rod body 601 are simultaneously driven by the driving ring 3, so that the push rod body 601 is stressed more uniformly, and the push rod body 601 is prevented from deforming. Moreover, as shown in fig. 1 and 4, the two drive rings 3 are connected by a connecting column, which can increase the deformation resistance of the drive rings 3. Further, by providing the pusher body 601 between the two drive rings 3, it is also possible to restrict the movement of the drive rings 3 in the vertical direction to some extent.

Further specifically speaking, the roller sliding assembly is towards the one end in the centre of a circle of drive ring 3 is equipped with and is used for fixing fixed knot structure 5 of roller, fixed knot structure 5 include the layer board, two set up relatively in the fixed block 501 at layer board top, the inner wall of the relative one side of fixed block 501 is the arc, the roller is arranged in two between the fixed block 501, and with two the inner wall laminating of fixed block 501 is following in the radial direction of drive ring 3, the roller has the part to stretch out the interior terminal surface of slider 4 the interior terminal surface of layer board. In the present embodiment, as shown in the drawing, the slider 4 partially constitutes a pallet.

As for the rotational connection between the drive ring 3 and the table 1, in the present embodiment, as shown in fig. 4, 5, and 7, the detecting device further includes a plurality of rotating columns 15, each rotating column 15 is disposed at an interval in the circumferential direction of the drive ring 3, and the rotating columns 15 include: the rotating column body 1501 is connected with the workbench 1; the rotation fixing member is rotatably disposed outside the rotation column body 1501, and includes a supporting portion 1502 for supporting the driving ring 3, and a side abutting portion 1503 for abutting against a side wall of the driving ring 3.

The drive ring 3 can thereby be placed on the bearing portion 1502, and the drive ring 3 is restricted from moving in the horizontal direction by the side abutment portion 1503, whereby the mounting of the drive ring 3 can be facilitated. Further, since the contact area between the drive ring 3 and the side abutment portion 1503 is small, the rotational resistance of the drive ring 3 can be reduced.

In the present embodiment, the rotating post is provided at the outer edge of the drive ring 3, and in an alternative embodiment, the rotating post 15 may also be provided at the inner edge of the drive ring 3.

It is further preferable that the support portion 1502 and the side abutting portion 1503 are connected to form a rotation fixing member, and the rotation fixing member is rotatably connected to the rotation column body 1501. Thereby, when the drive ring 3 rotates, since the rotational fixing member also rotates at the same time, the rotational resistance of the drive ring 3 can be further reduced.

In this embodiment, as shown in fig. 7, the rotating column 15 includes a base block connected to the table 1, a column body mounted on the base block, and the bottom of the column body has an expanding section, and when mounting, the column body is first sleeved on the column body by a mounting ring and abutted against the expanding section, then the fixing member is sleeved on the outer side of the mounting ring, then a separation tube is sleeved on the outer side of the column body, a mounting ring is sleeved on the column body on the upper side of the separation tube, and then a fixing member is sleeved on the outer side of the mounting ring.

A further optimization is that the detection device further comprises: a support frame 16 provided on the upper side of the table 1; a pull rope 18, one end of which is connected with the calibration member 2 and the other end of which bypasses the support frame 16; and the counterweight 17 is connected with one end of the traction rope 18 which bypasses the support frame 16, and the weight of the counterweight 17 is greater than that of the calibration piece.

In this embodiment, two pulleys are also provided on the support frame 16 as shown, thereby also being moved more smoothly by the pull cord 18.

From this when using, under normal condition, under balancing weight 17's effect, calibration piece 2 is mentioned, when carrying out the calibration, can pull down the use with calibration piece 2, and it is more convenient to use, and after the use, calibration piece 2 still can be at self return under balancing weight 17's effect moreover, has omitted and has prevented this step of calibration piece 2.

A further optimization is that the calibration piece further comprises: the guide rail 19 is connected with the calibration ring 201 and slides through the support frame 16; and a spring b20 arranged between the calibration ring 201 and the support frame 16. Through setting up guide rail 19, can prevent that calibration piece 2 from rocking at will, through setting up spring b20, play the effect of buffering, can prevent that calibration piece 2 speed is too fast when the return of calibration piece 2 from causing violent impact to support frame 16.

In the present embodiment, two guide rails 19 are provided, whereby the aligner 2 can be prevented from moving freely.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A bearing retainer testing apparatus for testing a bearing retainer, comprising:

a work table;

a driving ring rotatably disposed at an upper side of the table;

the roller sliding assemblies are arranged at intervals along the circumferential direction of the driving ring, the roller sliding assemblies are connected with the workbench in a sliding mode along the radial direction of the driving ring, rollers are arranged at one end, facing the circle center of the driving ring, of each roller sliding assembly, the bearing retainer can be placed between the rollers, and the bearing retainer can be matched with the rollers;

the calibration piece comprises an annular calibration ring, and when the rollers are matched and installed with the bearing retainer, the calibration ring can be simultaneously abutted with the inner edge of each roller and/or can be simultaneously abutted with the outer edge of each roller;

the driving ring and the roller sliding assemblies are respectively connected in a sliding mode, so that when the driving ring rotates, the roller sliding assemblies respectively move along the radial direction of the driving ring.

2. The apparatus of claim 1, wherein the roller slide assembly comprises:

the sliding block is connected with the workbench in a sliding manner, and a fixing structure for fixing the roller is arranged at one end, facing the axis of the driving ring;

the push rod is connected with the drive ring in a sliding manner and comprises a push rod body movably penetrating through the slide block, a limiting part and a butting part, the limiting part is positioned at the inner end of the push rod body and is butted with the slide block, and the butting part is positioned on the push rod body at the outer side of the slide block;

and two ends of the spring are respectively abutted with the abutting part and the sliding block.

3. The detecting device for the bearing holder according to claim 2, further comprising a handle, a locking block disposed on the top of the table, the handle being rotatably connected to the driving ring, and the rotation axis of the handle being perpendicular to the rotation axis of the driving ring; the top of the locking block is provided with a locking groove for accommodating the handle; when the driving ring rotates until the roller is abutted to the bearing retainer, the handle can be located in the locking groove, and the side wall of the locking groove limits the handle to drive the driving ring to rotate.

4. The apparatus of claim 2, wherein the roller slide assembly further comprises:

the connecting plate is arranged on the outer side of the push rod body, and a through hole for the push rod body to movably penetrate through is formed in the connecting plate;

the guide rods are arranged along the sliding direction of the sliding block, and two ends of the guide rods are connected with the sliding block and the connecting plate respectively.

5. The apparatus of claim 1, wherein the drive ring has a slide slot extending obliquely inward in a circumferential direction of the drive ring, and the roller slide assembly comprises:

a push rod;

the connecting shaft is connected with the push rod;

and the bearing is sleeved on the connecting shaft and is arranged in the sliding groove in a sliding manner.

6. The detecting device for the bearing retainer as claimed in claim 5, wherein there are two driving rings, two driving rings are disposed at an interval, the push rod is disposed between the two driving rings, the roller driving assembly includes two connecting shafts, one bearing is disposed on each of the two connecting shafts, the two connecting shafts are disposed on the upper and lower sides of the push rod, and the two bearings are slidably disposed in the sliding slots at corresponding positions.

7. The device for detecting the bearing retainer as claimed in claim 2, wherein a fixing structure for fixing the roller is disposed at one end of the roller sliding assembly facing the center of the driving ring, the fixing structure includes a supporting plate and two fixing blocks oppositely disposed at the top of the supporting plate, inner walls of opposite sides of the fixing blocks are arc-shaped, the roller is disposed between the two fixing blocks and attached to the inner walls of the two fixing blocks, and a portion of the roller extends out of the inner end surface of the sliding block and the inner end surface of the supporting plate in a radial direction of the driving ring.

8. The detecting device for a bearing holder according to claim 1, further comprising a plurality of rotating columns, each of the rotating columns being disposed at intervals in a circumferential direction of the driving ring, the rotating columns including:

the rotating column body is connected with the workbench;

and the rotating fixing piece is rotationally arranged on the outer side of the rotating column body and comprises a bearing part for bearing the driving ring and a side abutting part for abutting against the side wall of the driving ring.

9. The apparatus of claim 1, further comprising:

the support frame is arranged on the upper side of the workbench;

one end of the traction rope is connected with the calibration piece, and the other end of the traction rope bypasses the support frame;

the balancing weight is connected with one end, bypassing the support frame, of the traction rope, and the weight of the balancing weight is larger than that of the calibration piece.

10. The apparatus of claim 9, wherein the calibration piece further comprises:

the guide rail is connected with the calibration ring and penetrates through the support frame in a sliding manner;

the spring is arranged between the calibration ring and the support frame.

Images