阅读说明：本技术 一种轴承径向轴向游隙测量装置 (A kind of bearing radial-axial measuring device for windage ) 是由 周彬 翟好璟 滕殷乐 张仕华 于 2019-08-15 设计创作，主要内容包括：本发明属于轨道交通装置领域,涉及轴承检测设备,具体涉及一种轴承径向轴向游隙测量装置。针对现有技术中通常需要分别对轴承的径向游隙和轴向游隙进行测试,且测试过程中对轴承的内圈和外圈的固定和施力操作通常是人工的,导致工艺费时费力,并且可能对测量数据的准确性产生影响的问题,本发明的技术方案是：包括测量台面,所述测量台面上方设置有轴向游隙测量表和径向游隙测量表,所述轴向游隙测量表竖直设置,所述径向游隙测量表水平设置,所述测量台面上设置有拉紧锁套,所述拉紧锁套中连接有用于将待检轴承的一个套圈固定在测量台面上的固定件,所述拉紧锁套下端连接有下拉装置。本发明用于轴承的游隙测量。(The invention belongs to rail transit device fields, are related to Bearing testing equipment, and in particular to a kind of bearing radial-axial measuring device for windage.For in the prior art it is generally necessary to test respectively the radial internal clearance of bearing and end-play, and it is usually artificial to the fixation of the inner ring and outer ring of bearing and force operation in test process, cause technique time-consuming and laborious, and the problem of accuracy of measurement data may being had an impact, the technical scheme is that including measurement table top, end-play measurement table and radial internal clearance measurement table are provided with above the measurement table top, the end-play measurement table is vertically arranged, the radial internal clearance measurement table is horizontally disposed, tension lock tube is provided on the measurement table top, the fixing piece for being fixed on a lasso of bearing to be checked on measurement table top is connected in the tension lock tube, the tension lock tube lower end is connected with pull device.Clearance of the present invention for bearing measures.)

1. a kind of bearing radial-axial measuring device for windage, it is characterised in that: including measuring table top (10), the measurement table top (10) top is provided with end-play measurement table (1) and radial internal clearance measurement table (13), and end-play measurement table (1) is vertical Setting, radial internal clearance measurement table (13) is horizontally disposed, is provided on the measurement table top (10) and tenses lock tube (7), described The fixing piece being connected in lock tube (7) for being fixed on a lasso of bearing to be checked in measurement table top (10) is tensed, it is described It tenses lock tube (7) lower end and is connected with pull device.

2. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the fixing piece packet It includes tie rod (16), tie rod (16) upper end, which is provided with, tenses platen (15), the shape for tensing platen (15) lower end It is mutually matched with the shape of a lasso of bearing to be checked, the lower end of the tie rod is connect with lock tube (7) are tensed.

3. a kind of bearing radial-axial measuring device for windage according to claim 2, it is characterised in that: the tie rod (16) side of lower end is provided with limited block (17), and tension lock tube (7) top is provided with jack (14), the extension bar (16) It is mutually matched with the shape of the combined cross sectional shape and jack (14) of limited block (17)；On the internal side wall of the jack (14) It is provided with the rotation slot (12) for cooperating with limited block (17).

4. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the tension lock tube (7) it is provided with inner ring positioning core axle (11) between measurement table top (10), inner ring positioning core axle (11) lower end is loaded under It sets and is fixedly connected, the inner ring positioning core axle (11) and tense lock tube (7) and constitute sliding pair, on the inner ring positioning core axle (11) The size at end is matched with the inner ring internal diameter of bearing to be checked.

5. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the pull device Including compression cylinder (6), the compression cylinder (6) includes drop-down piston rod (5), the drop-down piston rod (5) upper end and tension Lock tube (7) is fixedly connected.

6. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the measurement table top (10) several through-holes are provided on, the position of the through-hole is corresponding with a lasso of bearing to be checked, what the fixing piece was fixed Lasso be bearing to be checked inner ring and outer ring in one, the corresponding lasso in the position of the through-hole be bearing to be checked inner ring and Another in outer ring is provided with jacking block (21) in each described through-hole by being slidably connected, and jacking block (21) lower end is set It is equipped with jacking apparatus.

7. a kind of bearing radial-axial measuring device for windage according to claim 6, it is characterised in that: the jacking apparatus Cylinder (20) are risen including support, the piston rod that the support rises cylinder (20) is fixedly connected with jacking block (21).

8. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the end-play It is connect between measurement table (1) and measurement table top (10) by lifting device (2).

9. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the radial internal clearance It is connect between measurement table (13) and measurement table top (10) by horizontal displacement device.

10. a kind of bearing radial-axial measuring device for windage described in accordance with the claim 1, it is characterised in that: the test desk Spacing block set (3) or limiting groove (22) are provided on face (10).

Technical field

The invention belongs to rail transit device fields, are related to Bearing testing equipment, and in particular to a kind of bearing radial-axial Measuring device for windage.

Background technique

Rail traffic bearing is the specific bearing for rail traffic wheel pair.The maintenance of rail traffic bearing is in long-term practice In form periodic maintenance, State Maintenance and when the modes such as orbital maintenance.And in this process, the detection of bearing, which also develops, is The diversified forms such as repair in shop, un-wheeling repair, periodical repair, monthly test and example inspection.Wherein, the Cheng Tongchang that repairs more than periodical repair is carried out in maintenance rolling stock section. In maintenance process, the clearance between detection bearing inner ring and outer ring is often referred to, only clearance is up to standard can guarantee axis Forward dynamic smoothness.

During detecting the clearance of bearing, need on one side with the outer ring of the equipment such as amesdial detection bearing or the position of inner ring It moves, applies the power of different directions to inner ring and outer ring on one side.According to the relative displacement situation between bearing internal external circle, to obtain The clearance of bearing.In the prior art, it usually needs the radial internal clearance of bearing and end-play are tested respectively, and tested It is usually artificial to the fixation of the inner ring and outer ring of bearing and force operation in journey.Cause technique time-consuming and laborious, and may The accuracy of measurement data is had an impact.

Summary of the invention

For usually requiring respectively to test the radial internal clearance of bearing and end-play in the prior art, and tested It is usually artificial to the fixation of the inner ring and outer ring of bearing and force operation in journey, cause technique time-consuming and laborious, and may The problem of having an impact to the accuracy of measurement data, the present invention provide a kind of bearing radial-axial measuring device for windage, mesh Be: the operation of bearing clearance measurement can be simplified, reach the clearance of quick and precisely test bearing.

The technical solution adopted by the invention is as follows:

A kind of bearing radial-axial measuring device for windage, including measurement table top, the measurement table top top are provided with axial direction Clearance measures table and radial internal clearance measures table, and the end-play measurement table is vertically arranged, and the radial internal clearance measurement table is horizontal It is arranged, tension lock tube is provided on the measurement table top, described tense is connected with for covering one of bearing to be checked in lock tube Circle is fixed on the fixing piece on measurement table top, and the tension lock tube lower end is connected with pull device.

After the technical solution, fixing piece is pulled down by pull device, thus will be to be checked by way of clamping The lasso extruding of bearing is fixed on measurement table top, and fixed lasso is immovable at this time, and bearing to be detected is another One lasso then can be movable within the scope of clearance.At this point, can by tool or it is artificial easily to can movable lasso apply The power of axial power or radial direction, by end-play measure table measurement can the scope of activities of movable lasso in the axial direction, i.e., The end-play of bearing to be checked can be obtained；Measuring table measurement by radial internal clearance being capable of movable lasso movable model in the radial direction It encloses, the radial internal clearance of bearing to be checked can be obtained.

Preferably, fixing piece includes tie rod, and the tie rod upper end is provided with tension platen, the tension platen lower end Shape and the shape of a lasso of bearing to be checked be mutually matched, the lower end of the tie rod is connect with lock tube is tensed.Using After the preferred embodiment, tensing platen on the one hand can be as rotation, the force application part of lifting fixing piece；It on the other hand can be under Extrusion fit relationship is formed with fixed lasso is needed on bearing to be checked under the pulling of drawing device, to realize the function of fixed lasso Energy.Thus have the function of simplifying operation.

It is further preferred that the side of tie rod lower end is provided with limited block, Strain lock set top is provided with jack, The shape of the combined cross sectional shape and jack of the extension bar and limited block is mutually matched；It is arranged on side wall inside the jack There is the rotation slot for cooperating with limited block.In this preferred embodiment, bearing to be checked in order to facilitate the installation of and tenses lock tube at fixing piece For detachable structure.When installation, jack is inserted into tie rod lower end, when the height for being inserted into limited block is consistent with rotation groove height When, rotation tie rod makes limited block enter rotation slot, and fixed frame can be completed in this way and tense the connection of lock tube.It, will when disassembly The above process is reversed.The preferred embodiment has easy to operate, the reliable advantage of fixed effect.

Preferably, it tenses and is provided with inner ring positioning core axle, inner ring positioning core axle lower end between lock tube and measurement table top It is fixedly connected with pull device, the inner ring positioning core axle and tension lock tube constitute sliding pair, inner ring positioning core axle upper end Size matched with the inner ring internal diameter of bearing to be checked.In the preferred embodiment be arranged inner ring positioning core axle will measure table top, under load It sets and tenses lock tube and be fixed as an entirety, and tension lock tube can integrally be enclosed in positioning core axle inside and be slided up and down；And inner ring Positioning core axle upper end is located on measurement table top, convenient to position to the installation site of bearing to be checked.

Preferably, pull device includes compression cylinder, and the compression cylinder includes drop-down piston rod, the drop-down piston rod Upper end is fixedly connected with lock tube is tensed.The preferred embodiment tenses the power of lock tube by cylinder as drop-down, simple and reliable.

Preferably, it measures on table top and is provided with several through-holes, a lasso pair of the position of the through-hole and bearing to be checked It answers, the fixed lasso of the fixing piece is one in the inner ring and outer ring of bearing to be checked, the corresponding set in the position of the through-hole Circle is another in the inner ring and outer ring of bearing to be checked, is provided with jacking block by being slidably connected in each described through-hole, institute It states jacking block lower end and is provided with jacking apparatus.The effect of the preferred embodiment be with can the corresponding position setting of movable lasso push up Block enables jacking block to eject the plane of measurement table top, to the power for capableing of movable lasso application axial direction, so that lasso exists It is movable within the scope of clearance, complete the test of clearance.The preferred embodiment makes operator without applying axial force to lasso manually, So that test process is more time saving and energy saving.

It is further preferred that jacking apparatus includes that support rises cylinder, the piston rod that the support rises cylinder is fixedly connected with jacking block.This is excellent It selects in scheme, power of the jacking apparatus by cylinder as jack-up jacking block is simple and reliable.

Preferably, it is connected between end-play measurement table and measurement table top by lifting device.After the preferred embodiment, The height of end-play measurement table can be adjusted, and the position of end-play measurement table can be improved when disassembling and installing bearing to be checked It sets, the position for being then reduced to measuring rod to contact with the lasso of bearing to be checked in end-play measurement table again when detecting.I.e. should Preferred embodiment being capable of bearing to be checked easy to disassemble and install.

Preferably, it is connected between radial internal clearance measurement table and measurement table top by horizontal displacement device.Using the preferred side After case, the horizontal position of radial internal clearance measurement table can be adjusted, and radial internal clearance survey can be removed when disassembling and installing bearing to be checked Radial internal clearance measurement table is then adjusted to the position that measuring rod is contacted with the lasso of bearing to be checked again when detecting by scale.That is, The preferred embodiment being capable of bearing to be checked easy to disassemble and install.

Preferably, it measures on table top and is provided with spacing block set or limiting groove.The preferred embodiment can facilitate operator will Bearing to be checked is placed in place, so that convenient measure the knot such as table with fixed frame, end-play measurement table and radial internal clearance Structure cooperation does not need that the excessive time is spent to go to debug the position of bearing to be checked, and then improves the efficiency of technique.

In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:

1. can be completed at the same time to fast power-saving the radial and axial of bearing by shirtsleeve operation by a set of equipment The detection of clearance improves process efficiency.

2. all tests can be completed by once fixed, reduces the error of test, improve the accuracy of data.

3. tensing platen on the one hand can be as rotation, the force application part of lifting fixing piece；On the other hand it can pull down Extrusion fit relationship is formed with fixed lasso is needed on bearing to be checked under the pulling of device, to realize the function of fixed lasso Energy.Thus have the function of simplifying operation.

4. bearing to be checked in order to facilitate the installation of, fixing piece and tension lock tube are detachable structure.It, will be under tie rod when installation End insertion jack, when the height for being inserted into limited block is consistent with rotation groove height, rotation tie rod makes limited block enter rotation Fixed frame can be completed in this way and tense the connection of lock tube for slot.When disassembly, the above process is reversed.The preferred side Case has easy to operate, the reliable advantage of fixed effect

5. with can movable lasso corresponding position jacking block is set, enable jacking block to eject the flat of measurement table top The test of clearance is completed so that lasso is movable within the scope of clearance to the power for capableing of movable lasso application axial direction in face. The preferred embodiment makes operator without applying axial force to lasso manually, so that test process is more time saving and energy saving.

6. end-play measures table and radial internal clearance measurement table passes through the adjustment of lifting device and horizontal displacement device, can Bearing to be checked easy to disassemble and install.

7. inner ring positioning core axle upper end is located on measurement table top, cooperation locating convex block and positioning groove are convenient to bearing to be checked Installation site positioned.

Detailed description of the invention

Examples of the present invention will be described by way of reference to the accompanying drawings, in which:

Fig. 1 is that the embodiment of the present invention 1 omits the structural schematic diagram after fixing piece；

Fig. 2 is that the embodiment of the present invention 1 omits the top view after end-play measurement table and fixing piece；

Fig. 3 is the structural schematic diagram of fixing piece in the embodiment of the present invention 1；

Fig. 4 is that the embodiment of the present invention 1 installs the structural schematic diagram after bearing to be checked；

Fig. 5 is the structural schematic diagram that the embodiment of the present invention 1 installs another visual angle after bearing to be checked；

Fig. 6 is the structural schematic diagram of the embodiment of the present invention 2.

Wherein: 1- end-play measures table, 2- lifting device, 3- spacing block set, 4- switch I, 5- piston rod, 6- compression gas Cylinder, 7- tense lock tube, 8- shell, 9- switch II, 10- measurement table top, 11- inner ring positioning core axle, 12- rotation slot, 13- radially trip Gap measures table, 14- jack, and 15- tenses platen, 16- tie rod, 17- limited block, 18- bearing outer ring, 19- bearing inner race, 20- Support rises cylinder, 21- jacking block, 22- limiting groove.

Specific embodiment

All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive Feature and/or step other than, can combine in any way.

It elaborates below with reference to Fig. 1 to Fig. 6 to the present invention.