CN105510017B - Taper hole type bearing sealed ring pressure-bearing test device - Google Patents
Taper hole type bearing sealed ring pressure-bearing test device Download PDFInfo
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- CN105510017B CN105510017B CN201511018987.0A CN201511018987A CN105510017B CN 105510017 B CN105510017 B CN 105510017B CN 201511018987 A CN201511018987 A CN 201511018987A CN 105510017 B CN105510017 B CN 105510017B
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- taper hole
- hole type
- bearing
- screw rod
- pressure chamber
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/005—Sealing rings
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention belongs to Bearing testing technical field, it is related to taper hole type bearing sealed ring pressure-bearing test device, by taper hole type pressure chamber walls, clamp nut, bearing sealed ring, scale screw rod, pushnut, screw-casing, taper hole type pressure chamber, sealing ring, pressure gauge and external pressure airduct composition, scale screw rod is arranged in taper hole type pressure chamber, one end of scale screw rod is fixed in taper hole type pressure chamber walls by the nut and clamp nut of scale screw rod, bearing sealed ring is arranged on the other end of scale screw rod, bearing sealed ring or so end is separately installed with screw-casing and pushnut, sealing ring is provided between scale screw rod and taper hole type pressure chamber walls, external pressure airduct and pressure gauge are arranged in taper hole type pressure chamber walls, taper hole type pressure chamber is high-precision taper hole.The present invention is simple in construction, and easy to operate, test result is accurate, need to only change the screw-casing of different size and can think that the bearing sealed ring of different inner diameters size does pressure-bearing test.
Description
Technical field
The invention belongs to Bearing testing technical field, is related to taper hole type bearing sealed ring pressure-bearing test device.
Background technology
At present, as requirement more and more higher of the milling equipment to bearing, the use of high-accuracy and constant means of press seals bearing are also more next
It is more extensive.The high-precision mill of MIT's production, 12 rollings of the company such as Beijing Si Dierluolin production
Machine etc., because the lubricating system of equipment itself needs, it is desirable to which the constant pressure that the bearing provisioned in it must possess 7KPa~9KPa is close
Sealing property.But the performance of domestic encapsulant is integrally poor, and the pressure limit required by the type bearing is smaller, so being directed to
The sealing ring of every suit bearing, it is required for removing the magnitude of interference number tested between sealing ring lip external diameter and raceway one by one in advance
Value, but is limited by bearing arrangement, non-dismountable after sealing ring is mounted on bearings, goes to carry so needing to design the pressure tester
The interference numerical quantity of preceding test and measuring and calculating under constant pressure value requirement, so as to ensure that bearing possesses 7KPa~9KPa constant pressure
Performance, so that bearing can prevent foreign matter, cutting fluid etc. from entering inside, and ensure the lubrication pressure inside milling train, prevent axle
Loss and pollution caused by bearing lubrication oil outflows.
The content of the invention
In view of the foregoing, the present invention proposes taper hole type bearing sealed ring pressure-bearing test device, and the pressure tester can
Detect the sealing ring load performance of high-accuracy and constant means of press seals bearing.
The present invention solves the technical scheme that its technical problem uses：Taper hole type bearing sealed ring pressure-bearing test device, by
Taper hole type pressure chamber walls, clamp nut, bearing sealed ring, scale screw rod, pushnut, screw-casing, taper hole type pressure chamber, sealing
Circle, pressure gauge and external pressure airduct composition, scale screw rod are arranged in taper hole type pressure chamber, the nut and compression of scale screw rod
One end of scale screw rod is fixed in taper hole type pressure chamber walls by nut, and bearing sealed ring is arranged on the other end of scale screw rod
On, bearing sealed ring or so end is separately installed with screw-casing and pushnut, is set between scale screw rod and taper hole type pressure chamber walls
There is sealing ring, external pressure airduct and pressure gauge are arranged in taper hole type pressure chamber walls, and described taper hole type pressure chamber is high-precision
Spend taper hole, taper 1：30.
It is arranged on due to bearing sealed ring 3 on the scale screw rod 4 with graduation mark, it is made in screw rod by turn nut
Upper advance and retreat, it can accurately read specific axial location of the bearing sealed ring 3 in pressure tester；
Taper hole type pressure chamber makes high-precision taper hole, taper 1：30.By turn nut, bearing sealed ring edge may be such that
Scale screw rod axial direction accurate movement, by reading the scale numerical value on scale screw rod, you can accurately calculate corresponding to the position
Pressure tester inner diameter, i.e. pressure diameter D；
By controlling the magnitude of interference H between bearing sealed ring lip external diameter and taper hole type pressure cavity wall to adjust whole survey
The internal pressure that trial assembly is put；
Test device carries pressure gauge, can accurately read cavity pressure value；
By repeatedly recording the nut location on scale screw rod and the pressure gauge registration corresponding to the position, you can do shaft
Hold the load performance curve of sealing ring；
The beneficial effects of the invention are as follows：The present invention is simple in construction, and easy to operate, test result is accurate, without changing pressure measurement
Other parts of device, need to only change the screw-casing of different size can think that the bearing sealed ring of different inner diameters size is held
Pressure test, experimentation cost is relatively low,
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is bearing sealed ring pressure diameter and magnitude of interference partial structurtes enlarged diagram；
Fig. 3 is bearing sealed ring structural representation；
In figure：1st, taper hole type pressure chamber walls, 2 clamp nuts, 3, bearing sealed ring, 4, scale screw rod, 5, pushnut, 6,
Screw-casing, 7, taper hole type pressure chamber, 8, sealing ring, 9, pressure gauge, 10, external pressure airduct.D, pressure diameter, H, the magnitude of interference.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：As shown in Figure 1, Figure 2 and Figure 3, it is of the invention
Taper hole type bearing sealed ring pressure-bearing test device, by taper hole type pressure chamber walls 1, clamp nut 2, bearing sealed ring 3, scale screw rod
4th, pushnut 5, screw-casing 6, taper hole type pressure chamber 7, sealing ring 8, pressure gauge 9 and external pressure airduct 10 form, taper hole type
Scale screw rod 4 is provided with pressure chamber 7, one end of scale screw rod 4 is fixed on cone by the nut and clamp nut 2 of scale screw rod 4
In cellular type pressure chamber walls 1, bearing sealed ring 3 is arranged on the other end of scale screw rod 4, and the end of bearing sealed ring 3 or so is pacified respectively
Equipped with screw-casing 6 and pushnut 5, sealing ring 8, taper hole type pressure chamber are provided between scale screw rod 4 and taper hole type pressure chamber walls 1
External pressure airduct 10 and pressure gauge 9 be installed, described taper hole type pressure chamber 7 is high-precision taper hole, taper 1 on wall 1：
30。
It is arranged on due to bearing sealed ring 3 on the scale screw rod 4 with graduation mark, it is made in screw rod by turn nut
Upper advance and retreat, it can accurately read specific axial location of the bearing sealed ring 3 in pressure tester；
Taper hole type pressure chamber 7 makes high-precision taper hole, taper 1：30.By turn nut, bearing sealed ring 3 may be such that
Along 4 axial accurate movement of scale screw rod, by reading the scale numerical value on scale screw rod 4, you can accurately calculate the position institute
The inner diameter of corresponding pressure tester, i.e. pressure diameter D；
Adjusted by controlling the magnitude of interference H between the lip external diameter of bearing sealed ring 3 and the inwall of taper hole type pressure chamber 7 whole
The internal pressure of test device；
Test device carries pressure gauge, can accurately read cavity pressure value；
By repeatedly recording the nut location on scale screw rod 4 and the pressure gauge registration corresponding to the position, you can make
The load performance curve of bearing sealed ring 3；
, can be from when the gases at high pressure of external pressure airduct 10 enter taper hole type pressure chamber 7 and after reach certain pressure
The lip position outflow of bearing sealed ring 3, and specific pressure value can accurately be read by the external pressure gauge 9 of test device.
By adjusting the position for the pushnut 5 being arranged on scale screw rod 4, it can continue to increase or reduce outside the lip of bearing sealed ring 3
Magnitude of interference H between footpath and taper hole type pressure cavity wall 1, so as to change the pressure value inside test device.When pressure gauge 9
When reading respectively reaches 7KPa and 9KPa, specific scale numerical value of the pushnut 5 in the two pressure is read, you can accurate meter
Calculate the lip of bearing sealed ring 3 magnitude of interference H number range corresponding in the pressure value.The two numerical value can be used as outside bearing
Enclose two limiting figures of the magnitude of interference between raceway and the lip of bearing sealed ring 3.By the way that bearing outer ring ball track diameter is worked into
Within the scope of being somebody's turn to do, it can accurately ensure the sealing pressure maintaining performance of every suit bearing within 7KPa~9KPa required by client.
In addition, the present invention may further be used to calculate different structure sealing ring load performance curve, install sealing ring with
Afterwards, by turn nut, it may be such that sealing ring prolongs scale screw rod axial direction accurate movement, by reading the scale numerical value on screw rod,
The magnitude of interference between sealing ring lip external diameter and pressure cavity wall can be accurately calculated；By repeatedly recording on scale screw rod
Pressure gauge registration corresponding to nut location and the position, so as to provide base to draw the pressure-bearing curve of the sealing ring of different structure
Plinth data.
Claims (2)
1. taper hole type bearing sealed ring pressure-bearing test device, it is characterised in that by taper hole type pressure chamber walls (1), clamp nut
(2), bearing sealed ring (3), scale screw rod (4), pushnut (5), screw-casing (6), taper hole type pressure chamber (7), sealing ring
(8), pressure gauge (9) and external pressure airduct (10) composition, scale screw rod (4) are arranged in taper hole type pressure chamber (7), scale spiral shell
One end of scale screw rod (4) is fixed in taper hole type pressure chamber walls (1) by the nut and clamp nut (2) of bar (4), bearing seal
Enclose (3) to be arranged on the other end of scale screw rod (4), bearing sealed ring (3) left and right end is separately installed with screw-casing (6) and promoted
Nut (5), sealing ring (8), external pressure airduct (10) and pressure are provided between scale screw rod (4) and taper hole type pressure chamber walls (1)
Power table (9) is arranged in taper hole type pressure chamber walls (1).
2. taper hole type bearing sealed ring pressure-bearing test device according to claim 1, it is characterised in that described taper hole type
Pressure chamber (7) is taper hole, taper 1：30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018987.0A CN105510017B (en) | 2015-12-30 | 2015-12-30 | Taper hole type bearing sealed ring pressure-bearing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018987.0A CN105510017B (en) | 2015-12-30 | 2015-12-30 | Taper hole type bearing sealed ring pressure-bearing test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105510017A CN105510017A (en) | 2016-04-20 |
| CN105510017B true CN105510017B (en) | 2018-02-09 |
Family
ID=55718160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511018987.0A Active CN105510017B (en) | 2015-12-30 | 2015-12-30 | Taper hole type bearing sealed ring pressure-bearing test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105510017B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907315A (en) * | 2017-10-30 | 2018-04-13 | 张旭 | A kind of taper hole type sealing ring pressure-bearing Auto-Test System |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576492B (en) * | 2017-10-23 | 2019-07-05 | 上海怡澎实业有限公司 | A kind of sealing ring non-destructive rated pressure detecting instrument |
| CN107655675B (en) * | 2017-10-30 | 2019-10-01 | 明光市雨睿电脑服务有限公司 | A kind of combined type packing ring device for detecting performance |
| CN107560842B (en) * | 2017-10-30 | 2019-03-22 | 鬼怒川橡塑（广州）有限公司 | A kind of rubber seal bearing capacity Auto-Test System |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3167964A (en) * | 1961-04-10 | 1965-02-02 | Gen Motors Corp | Apparatus and method for testing seal quality |
| US7361479B1 (en) * | 1999-06-14 | 2008-04-22 | Plasmacute As | Assay |
| CN201122132Y (en) * | 2007-12-03 | 2008-09-24 | 河北科技大学 | Sealing ring friction performance testing device |
| CN201607322U (en) * | 2010-01-08 | 2010-10-13 | 深圳市富洋密封件有限公司 | Test bed of reciprocating hydraulic polyurethane sealing ring |
| CN102928177A (en) * | 2012-10-29 | 2013-02-13 | 长城汽车股份有限公司 | Testing bed for testing rectangular sealing rings |
| CN205449464U (en) * | 2015-12-30 | 2016-08-10 | 瓦戭店轴承集团有限责任公司 | Taper hole formula bearing seal circle pressure -bearing testing arrangement |
-
2015
- 2015-12-30 CN CN201511018987.0A patent/CN105510017B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3167964A (en) * | 1961-04-10 | 1965-02-02 | Gen Motors Corp | Apparatus and method for testing seal quality |
| US7361479B1 (en) * | 1999-06-14 | 2008-04-22 | Plasmacute As | Assay |
| CN201122132Y (en) * | 2007-12-03 | 2008-09-24 | 河北科技大学 | Sealing ring friction performance testing device |
| CN201607322U (en) * | 2010-01-08 | 2010-10-13 | 深圳市富洋密封件有限公司 | Test bed of reciprocating hydraulic polyurethane sealing ring |
| CN102928177A (en) * | 2012-10-29 | 2013-02-13 | 长城汽车股份有限公司 | Testing bed for testing rectangular sealing rings |
| CN205449464U (en) * | 2015-12-30 | 2016-08-10 | 瓦戭店轴承集团有限责任公司 | Taper hole formula bearing seal circle pressure -bearing testing arrangement |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907315A (en) * | 2017-10-30 | 2018-04-13 | 张旭 | A kind of taper hole type sealing ring pressure-bearing Auto-Test System |
| CN107907315B (en) * | 2017-10-30 | 2019-12-13 | 安徽省徽腾智能交通科技有限公司 | Automatic pressure-bearing test system for taper hole type sealing ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105510017A (en) | 2016-04-20 |
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