CN203605902U - Semi-automatic radial clearance detecting instrument for special-shaped bearings - Google Patents
Semi-automatic radial clearance detecting instrument for special-shaped bearings Download PDFInfo
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- CN203605902U CN203605902U CN201320794524.3U CN201320794524U CN203605902U CN 203605902 U CN203605902 U CN 203605902U CN 201320794524 U CN201320794524 U CN 201320794524U CN 203605902 U CN203605902 U CN 203605902U
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Abstract
The utility model relates to a semi-automatic radial clearance detecting instrument for special-shaped bearings, which comprises a detecting device, a workbench, a vertical plate, a positioning structure and a radial loading device, wherein the positioning structure is vertically arranged on the vertical plate, an axis of the positioning structure is parallel to the workbench, the radial loading device is arranged on the workbench, an axis of the radial loading device is perpendicular to and intersects with the axis of the positioning structure, and the positioning structure and the vertical plate are in detachable connection. The semi-automatic radial clearance detecting instrument for the special-shaped bearings further comprises an axial loading device which is arranged opposite to the positioning structure, wherein an axis of the axial loading device and the axis of the positioning structure are coaxial. The positioning structure of the detecting instrument only has a positioning function, the axial loading device provides a clamping force, the axial length of the positioning structure is reduced, and the distance between the positioning structure and the axial loading device is increased. Meanwhile, positioning core shafts or positioning holes are selected according to different structures of inner rings of the special-shaped bearings because the positioning structure and the vertical plate are detachably installed, so that the semi-automatic radial clearance detecting instrument is enabled to be applicable to detection of the radial clearance of different special-shaped bearings.
Description
Technical field
The utility model relates to semi-automatic end-play detector for a kind of special-shape bearing.
Background technology
The end-play of rolling bearing is a very important technical indicator, and the performance such as the rolling fatigue life of its size on bearing, temperature rise, noise, vibration has obvious impact.After rolling bearing has assembled, need manually to detect by cover the size of its end-play.Conventional rolling bearing end-play detector at present, it is in the process of detection bearing end-play, first the inner ring of measured bearing is placed on the positioning core axle of detector, wherein positioning core axle is hollow-core construction, also comprises and steps up pull bar, it is through the hollow part of positioning core axle, end has draw-in groove, and construction opening pad in draw-in groove, then applies pulling force from the other end that steps up pull bar, opening pad is close to the inner ring of bearing, clamps bearing with this.After bearing to be clamped, measure the end-play of bearing, its end-play value by clock gauge people for reading.The defect that this rolling bearing end-play detector exists is as follows:
(1) in actual use, there are a lot of off-gauge special-shape bearings, its inner ring is mandrel, or inner ring does not have endoporus, or inner ring is without through hole, or inner ring obviously exceeds outer ring, because the positioning core axle of this detector is tubular shaft, have the effect of positioning and clamping, therefore can only detect inner ring is the conventional bearing of through hole simultaneously, and the end-play that is not suitable for above-mentioned special-shape bearing detects;
(2), in the process of this detector solid bearing inner ring, construction opening pad applies pulling force and all manually completes from stepping up the other end of pull bar, its complex procedures, and detection efficiency is low;
(3) its end-play value is finally by manually reading acquisition by clock gauge, and the numerical value reading can be because of operator's skill level or with respect to the different difference that produce in position of clock gauge;
(4) measuring accuracy of course of work Instrumental and repeatable accuracy are prone to error (being commonly called as " stopwatch "), the monitoring error of finding and can causing in time batch testing bearing with the check and correction of end-play standard room if do not have.
Summary of the invention
The technical problems to be solved in the utility model is to solve rolling bearing end-play detector in prior art can only detect the defect that inner ring is the conventional bearing end-play of through hole, and one is provided is mandrel for detection of inner ring, or inner ring does not have endoporus, or inner ring is without through hole, or inner ring obviously exceeds the detector of the special-shape bearing end-plaies such as outer ring.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is as follows: comprise pick-up unit, worktable, be vertically installed in riser on worktable, be vertically installed on riser and axis is parallel with worktable for locate tested special-shape bearing inner ring location structure and be arranged on the radial loaded device on worktable, the axis of described radial loaded device is vertical with the axis of location structure and crossing, and described radial loaded device comprises radially pushing hands and the handle moving up and down for controlling radially pushing hands; Also comprise with location structure be oppositely arranged for clamping the axial loading device of bearing inner race.
Further, described location structure is provided with the positioning core axle or the pilot hole that match with tested special-shape bearing inner ring.
Further, described location structure and riser are for removably connecting.
Further, described pick-up unit comprises and is arranged at the top of location structure and the touch display screen that axis is connected with the inductance measurement head of the axis coaxle of described radial loaded device, with inductance measurement head circuit.
Further, the axis of described axial loading device and the axis coaxle of location structure, described axial loading device comprises cylinder, clamps the axial pushing hands of inner ring of tested special-shape bearing and the baric systerm being connected with cylinder gas circuit as piston rod for pushing.
Further, also comprise the axial loading device being oppositely arranged with location structure, the axis of described axial loading device and the axis coaxle of location structure, described axial loading device comprises cylinder, clamps the axial pushing hands of inner ring of tested special-shape bearing and the baric systerm being connected with cylinder gas circuit as piston rod for pushing.
Semi-automatic end-play detector for a kind of special-shape bearing of the present utility model, its beneficial effect is:
(1) its location structure only has the effect of location measured bearing, axial loading device clamps bearing inner race, reduce thus location structure axial length, strengthen the distance between location structure and axial loading device, simultaneously can be according to different structure regioselective mandrel or the pilot hole of special-shape bearing inner ring, making this detector be applicable to inner ring is mandrel, or inner ring does not have endoporus, or inner ring is without through hole, or inner ring obviously exceeds the detection of the special-shape bearing end-plaies such as outer ring;
(2) axial loading device is controlled automatically by pneumatic system, has solved in prior art that manual clamping efficiency is low, complicated operation, the defect of effort relatively;
(3) the end-play value measuring is by touch display screen electronical display, avoided artificial meter reading in prior art because of operator's skill level or with respect to the position different defects that produce difference of instrument.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of special-shape bearing end-play detector in the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present embodiment of utility model is described in further detail.
Semi-automatic end-play detector for a kind of special-shape bearing of the present embodiment, as shown in Figure 1, comprise pick-up unit, worktable 1, be vertically installed in riser 2 on worktable 1, be vertically installed on riser 2 and location structure 3 that axis is parallel with worktable 1 and be arranged on the radial loaded device 8 on worktable.Its radial loaded device 8 comprises radially pushing hands 81 and the handle 82 moving up and down for controlling radially pushing hands 81, and the axis of above-mentioned radial loaded device 8 is vertical and crossing with the axis of location structure 3.Wherein location structure 3, with riser 2 for removably connecting, can be changed the location structure 3 that matches with it according to the different structure of special-shape bearing thus easily.The detector of the present embodiment also comprises the axial loading device 7 being oppositely arranged with location structure 3 simultaneously, and the axis coaxle of the axis of axial loading device 7 and location structure 3, the baric systerm 73 that its axial loading device 7 comprises cylinder 71, is connected as the axial pushing hands 72 of piston rod and with cylinder 71 gas circuits.Wherein axially pushing hands 72 is for pushing the inner ring that clamps tested special-shape bearing 6, and pneumatic system realizes the automatic control of clamping process, and more artificial clamping efficiency is higher, more laborsaving.Thisly by location structure 3, tested special-shape bearing 6 is located, apply by axial loading device 7 mode that driving force clamps tested special-shape bearing 6, make the axial length of the location structure 3 mainly playing the role of positioning less, and distance between location structure 3 and axial loading device 7 is larger, is applicable to thus the detection of more eurypalynous special-shape bearing end-play.
A kind of preferred location structure 3, it is provided with positioning core axle or pilot hole, and making location structure 3 be applicable to bearing inner race without through hole but having pilot hole, inner ring is the detection without the special-shape bearing end-play of pilot hole of mandrel or inner ring.Because location structure 3 and riser 2 are detachable installations, therefore can select easily and be applicable to location structure 3 according to the type of special-shape bearing.
A kind of preferred pick-up unit in the present embodiment, comprise and be arranged at the top of location structure 3 and the touch display screen 5 that axis is connected with the inductance measurement head 4 of the axis coaxle of radial loaded device 8, with inductance measurement head 4 circuit, the end-play value recording is directly presented at touch display screen 5, accuracy is high, avoids artificial meter reading easily to produce the defect of error.
In testing process, first tested special-shape bearing 6 is located to clamping, now inductance measurement head 4 records a numerical value X1, then turning handle 82, drive radially pushing hands 81 that the outer ring of surveying special-shape bearing 6 is upwards passed to extreme position, now inductance measurement head 4 records another numerical value X2, and detector calculates on end-play value X demonstration and touch display screen 5 automatically according to the numerical value X1 recording and X2.
In a word, be more than preferred embodiment of the present utility model, the equalization that all those skilled in the art do according to the utility model claim changes and modifies, and all should belong to the covering scope of the utility model patent.
Claims (6)
1. a semi-automatic end-play detector for special-shape bearing, it is characterized in that: comprise pick-up unit, worktable (1), be vertically installed in the riser (2) on worktable (1), be vertically installed in riser (2) upper and axis is parallel with worktable (1) for locate tested special-shape bearing inner ring location structure (3) and be arranged on the radial loaded device (8) on worktable, the axis of described radial loaded device (8) is vertical and crossing with the axis of location structure (3), described radial loaded device (8) comprises radially pushing hands (81) and the handle (82) moving up and down for controlling radially pushing hands (81), also comprise with location structure (3) be oppositely arranged for clamping the axial loading device (7) of bearing inner race.
2. according to semi-automatic end-play detector claimed in claim 1, it is characterized in that: described location structure (3) is provided with the positioning core axle or the pilot hole that match with tested special-shape bearing (6) inner ring.
3. according to semi-automatic end-play detector claimed in claim 2, it is characterized in that: described location structure (3) and riser (2) are for removably connecting.
4. according to the semi-automatic end-play detector described in claim 1 or 2 or 3, it is characterized in that: described pick-up unit comprises and is arranged at the top of location structure (3) and the touch display screen (5) that axis is connected with the inductance measurement head (4) of the axis coaxle of described radial loaded device (8), with inductance measurement head (4) circuit.
5. according to the semi-automatic end-play detector described in claim 1 or 2 or 3, it is characterized in that: the axis coaxle of the axis of described axial loading device (7) and location structure (3), described axial loading device (7) comprises cylinder (71), clamps the axial pushing hands (72) of inner ring of tested special-shape bearing (6) and the baric systerm (73) being connected with cylinder (71) gas circuit as piston rod for pushing.
6. according to the semi-automatic end-play detector described in claim 1 or 2 or 3, it is characterized in that: also comprise the axial loading device (7) being oppositely arranged with location structure (3), the axis coaxle of the axis of described axial loading device (7) and location structure (3), described axial loading device (7) comprises cylinder (71), clamps the axial pushing hands (72) of inner ring of tested special-shape bearing (6) and the baric systerm (73) being connected with cylinder (71) gas circuit as piston rod for pushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794524.3U CN203605902U (en) | 2013-12-06 | 2013-12-06 | Semi-automatic radial clearance detecting instrument for special-shaped bearings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320794524.3U CN203605902U (en) | 2013-12-06 | 2013-12-06 | Semi-automatic radial clearance detecting instrument for special-shaped bearings |
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| Publication Number | Publication Date |
|---|---|
| CN203605902U true CN203605902U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320794524.3U Expired - Fee Related CN203605902U (en) | 2013-12-06 | 2013-12-06 | Semi-automatic radial clearance detecting instrument for special-shaped bearings |
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| CN (1) | CN203605902U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604362A (en) * | 2013-12-06 | 2014-02-26 | 浙江八环轴承有限公司 | Radial internal clearance detector for special bearing and detection method thereof |
| CN106123722A (en) * | 2016-06-13 | 2016-11-16 | 杭州电子科技大学 | A kind of water pump shaft connecting bearings circular runout fast detector |
| CN114562947A (en) * | 2022-01-26 | 2022-05-31 | 人本股份有限公司 | Maintenance-free hub bearing's negative play check out test set |
-
2013
- 2013-12-06 CN CN201320794524.3U patent/CN203605902U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604362A (en) * | 2013-12-06 | 2014-02-26 | 浙江八环轴承有限公司 | Radial internal clearance detector for special bearing and detection method thereof |
| CN103604362B (en) * | 2013-12-06 | 2017-09-12 | 浙江八环轴承有限公司 | A kind of method for detecting special-shape bearing end-play |
| CN106123722A (en) * | 2016-06-13 | 2016-11-16 | 杭州电子科技大学 | A kind of water pump shaft connecting bearings circular runout fast detector |
| CN106123722B (en) * | 2016-06-13 | 2018-09-25 | 杭州电子科技大学 | A kind of water pump shaft connecting bearings circular runout fast detector |
| CN114562947A (en) * | 2022-01-26 | 2022-05-31 | 人本股份有限公司 | Maintenance-free hub bearing's negative play check out test set |
| CN114562947B (en) * | 2022-01-26 | 2023-10-20 | 人本股份有限公司 | Maintenance-free hub bearing negative clearance detection equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20171206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |