CN108591169A - A kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve - Google Patents
A kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve Download PDFInfo
- Publication number
- CN108591169A CN108591169A CN201810563449.7A CN201810563449A CN108591169A CN 108591169 A CN108591169 A CN 108591169A CN 201810563449 A CN201810563449 A CN 201810563449A CN 108591169 A CN108591169 A CN 108591169A
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- bearing
- piston rod
- press fitting
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1471—Guiding means other than in the end cap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2215/00—Fluid-actuated devices for displacing a member from one position to another
- F15B2215/30—Constructional details thereof
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, it is related to oil cylinder technical field.The present invention includes outer cylinder；Main press fitting piston rod is installed in outer cylinder；Positioning piston rod is installed with by inner sleeve in main press fitting piston rod；Guide groove is offered in positioning piston rod；Centre work plug and top is installed in guide groove；It is arranged with seal guide sleeve outside top；Seal guide sleeve is fixed on positioning piston rod end；It is arranged with bearing guide sleeve outside seal guide sleeve；Compressed spring is equipped in bearing guide sleeve one end；The present invention ensures that axle is not damaged during bearing press mounting by using triplex formula cylinder structure, it is tried hard to keep using top piston and top pre-set constant top and demonstrate,proves the accurate positionin of railway wheel pair, improve the press fitting precision of wheel set bearing, and play the guiding role using the press fitting operation that bearing guide sleeve is wheel set bearing, quick change guide sleeve can adjust the press fitting attachment of other model wheel set bearings with the short period.
Description
Technical field
The invention belongs to oil cylinder technical field, more particularly to a kind of railway wheel is top to bearing press mounting constant pressure and quick change
The oil cylinder of guide sleeve.
Background technology
As the Railway Market in China gradually steps the gateway of a country, the production internationalization of rail vehicles wheel pair just substantially carries
It rises, various gauges, the wheel of axle journal are more and more to demand.Wheel is in diversification to axle center hole shape, hollow shaft and various each
The centre bore axle of sample angle appears in our railway wheels in the enterprise of production, needing to pass through centre bore in wheel set bearing press fitting
Wheel is accurately positioned implementation, therefore it is required that the locating centre stroke range of bearing press mounting equipment is very long, to ensure bearing pressure
Packing quality, it is ensured that the safety of railway transportation.While the appearance of the wheel pair of various gauges, axle journal so that bearing press mounting process bearing
Guide sleeve is replaced extremely frequent.In the prior art, railway wheel replaces the locating centre and bearing guide sleeve of bearing press mounting oil cylinder
Less efficient, using effect is bad.Therefore, need to work out that a kind of railway wheel is top to bearing press mounting constant pressure and quick change guide sleeve
Oil cylinder, in order to solve the above problems.
Invention content
The purpose of the present invention is to provide a kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, lead to
It crosses and ensures that axle is not damaged during bearing press mounting using triplex formula cylinder structure, utilize top piston and top pre-
The accurate positionin of card railway wheel pair if constant top is tried hard to keep ensure that and be overlapped to center with wheel by pressing bearing, improves wheel pair
The press fitting precision of bearing, and play the guiding role using the press fitting operation that bearing guide sleeve is wheel set bearing, while realizing bearing guide sleeve
Quick-replaceable using effect meets use demand of the oil cylinder to railway wheel to the ecad of diversification of varieties, simplifies
Bearing press mounting operates, and improves use scope of the railway wheel to bearing press mounting equipment, solves determining for existing press-fit oil cylinder
Position is top and bearing guide sleeve replaces the less efficient and bad problem of using effect.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is that a kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, including one end is fixed
It is installed with the outer cylinder of a flange cylinder cap；A main press fitting piston rod is installed in the outer cylinder；In the main press fitting piston rod
It is installed with a positioning piston rod by an inner sleeve；An oil duct is offered in the positioning piston rod；The positioning piston rod one
A guide groove being connected with oil duct is offered in end；A top piston and one top is installed in the guide groove；It is described
It is arranged with a seal guide sleeve outside top；The seal guide sleeve is installed on positioning piston rod one end；The sealing is led
It is arranged with a bearing guide sleeve to set fit on；A compressed spring is equipped in the bearing guide sleeve one end；The compressed spring set
It is located on positioning piston rod outer wall；It is arranged with a gland outside the bearing guide sleeve；The gland is installed on main press fitting piston
One end of bar；It is sealed and is coordinated by a pressing sleeve between the gland and bearing guide sleeve.
Further, fixation is installed with a limit on the positioning piston rod lateral wall and positioned at the side of bearing guide sleeve
Ring；Described compressed spring one end is fixedly connected on spacing ring end face.
Further, the top one end fixation is embedded on top piston one end；Described top and top piston
It is threadedly coupled.
The invention has the advantages that：
The present invention ensures that axle is not damaged during bearing press mounting, utilizes top by using triplex formula cylinder structure
Sharp piston and top pre-set constant top, which are tried hard to keep, demonstrate,proves the accurate positionin of railway wheel pair, and top ought encounter the power more than top piston
When top reset, ensure that the press-fit effect to wheel set bearing, improve the press fitting precision of wheel set bearing, and utilize bearing guide sleeve
It play the guiding role for the press fitting operation of wheel set bearing, realizes automatically reseting for bearing guide sleeve using compressed spring, ensure that wheel pair
The press fitting efficiency of bearing has higher market popularization value；Meanwhile the oil cylinder can according to different bearing bore diameters come quickly more
Bearing guide sleeve and pressing sleeve are changed, facilitates the replacement for realizing different bearing press mounting guide sleeves, simplifies operation sequence, improve railway wheel
To the use scope of bearing press mounting equipment, and meeting the oil cylinder need to the use of the ecad of diversification of varieties to railway wheel
It asks.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Structural schematic diagram when Fig. 1 is top retracted state in the present invention；
Structural schematic diagram when Fig. 2 is top stretching state in the present invention；
Fig. 3 is the structural side view of Fig. 2.
In attached drawing, parts list represented by the reference numerals are as follows：
1- outer cylinders, the main press fitting piston rods of 2-, 3- position piston rod, and the top pistons of 4-, 5- is top, 6- bearing guide sleeves, 7-
Gland, 101- flange cylinder caps, 201- inner sleeves, 301- oil ducts, 302- guide grooves, 501- seal guide sleeves, 601- compressed springs,
602- spacing rings, 701- pressing sleeves.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -3, the present invention is that a kind of railway wheel is top to bearing press mounting constant pressure and the oil of quick change guide sleeve
Cylinder, including one end fix the outer cylinder 1 for being installed with a flange cylinder cap 101；A main press fitting piston rod 2 is installed in outer cylinder 1；
A positioning piston rod 3 is installed with by an inner sleeve 201 in main press fitting piston rod 2；An oil duct is offered in positioning piston rod 3
301；A guide groove 302 being connected with oil duct 301 is offered in positioning 3 one end of piston rod；It is installed with one in guide groove 302
Top piston 4 and one top 5；The fixation of top 5 one end is embedded on 4 one end of top piston, top 5 with 4 spiral shell of top piston
Line connects；Top 5 move in the case where top piston 4 is with pre-set constant motive force, ensure that the accurate positionin to railway wheel pair, and work as
Top 5 top 5 resets when encountering more than the power of top piston 4；It is arranged with a seal guide sleeve 501 outside top 5；Seal guide sleeve
501 are installed on positioning 3 one end of piston rod；501 fit on of seal guide sleeve is arranged with a bearing guide sleeve 6, to take turns to axis
The press fitting operation held play the guiding role；It is equipped with a compressed spring 601 in 6 one end of bearing guide sleeve, realizes the automatic of bearing guide sleeve 6
It resets, ensure that the press fitting efficiency of wheel set bearing；Compressed spring 601 is set on the outer wall of positioning piston rod 3；Bearing guide sleeve 6
It is arranged with a gland 7 outside；Gland 7 is installed on one end of main press fitting piston rod 2；Pass through one between gland 7 and bearing guide sleeve 6
The sealing cooperation of pressing sleeve 701, ensure that the sealing performance of the oil cylinder, while can be according to different pressing bearing internal diameters come quick-replaceable
Pressing sleeve 701 and bearing guide sleeve 6 facilitate the replacement for realizing different pressing bearing press fitting guide sleeves, simplify operation sequence.
Wherein, it positions on 3 lateral wall of piston rod and is fixed positioned at the side of bearing guide sleeve 6 and be installed with a spacing ring 602；Pressure
601 one end of contracting spring is fixedly connected on 602 end face of spacing ring, avoids compressed spring 601 in positioning 3 lateral wall of piston rod
It is upper random shifting phenomena occur.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (3)
1. a kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, including one end fixation is installed with a method
The outer cylinder (1) of blue cylinder cap (101)；It is installed with a main press fitting piston rod (2) in the outer cylinder (1)；It is characterized in that：
A positioning piston rod (3) is installed with by an inner sleeve (201) in the main press fitting piston rod (2)；The positioning piston
An oil duct (301) is offered in bar (3)；One is offered in described positioning piston rod (3) one end to be connected with oil duct (301)
Guide groove (302)；
Wherein, a top piston (4) and one top (5) are installed in the guide groove (302)；It is arranged with outside top (5)
One seal guide sleeve (501)；The seal guide sleeve (501) is installed on positioning piston rod (3) one end；
Wherein, seal guide sleeve (501) fit on is arranged with a bearing guide sleeve (6)；In bearing guide sleeve (6) one end
Equipped with a compressed spring (601)；The compressed spring (601) is set on positioning piston rod (3) outer wall；The bearing guide sleeve
(6) gland (7) is arranged with outside；The gland (7) is installed on one end of main press fitting piston rod (2)；The gland (7) with
It is sealed and is coordinated by a pressing sleeve (701) between bearing guide sleeve (6).
2. a kind of railway wheel according to claim 1 is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, special
Sign is, fixes on described positioning piston rod (3) lateral wall and positioned at the side of bearing guide sleeve (6) and is installed with a spacing ring
(602)；Described compressed spring (601) one end is fixedly connected on spacing ring (602) end face.
3. a kind of railway wheel according to claim 1 is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve, special
Sign is that top (5) the one end fixation is embedded on top piston (4) one end；Top (5) and top piston
(4) it is threadedly coupled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810563449.7A CN108591169B (en) | 2018-06-04 | 2018-06-04 | Oil cylinder with constant-pressure center and quick-change guide sleeve for press mounting of railway wheel pair bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810563449.7A CN108591169B (en) | 2018-06-04 | 2018-06-04 | Oil cylinder with constant-pressure center and quick-change guide sleeve for press mounting of railway wheel pair bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108591169A true CN108591169A (en) | 2018-09-28 |
| CN108591169B CN108591169B (en) | 2024-07-19 |
Family
ID=63630507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810563449.7A Active CN108591169B (en) | 2018-06-04 | 2018-06-04 | Oil cylinder with constant-pressure center and quick-change guide sleeve for press mounting of railway wheel pair bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591169B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396795A (en) * | 2018-11-21 | 2019-03-01 | 上海天永智能装备股份有限公司 | A kind of needle bearing outer ring pressure heads mechanism |
| CN111451762A (en) * | 2020-05-14 | 2020-07-28 | 安徽海龙机械有限公司 | Plate compactor vibrator equipment press |
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|---|---|---|---|---|
| US6688211B1 (en) * | 2002-02-20 | 2004-02-10 | Vu H. Viet | Dual linear actuator |
| CN202622304U (en) * | 2012-06-26 | 2012-12-26 | 鄂州市合强机械发展有限公司 | Bearing press fitting machine |
| CN103423229A (en) * | 2013-07-16 | 2013-12-04 | 蚌埠市行星工程机械有限公司 | Double-barrel oil cylinder |
| JP2014159060A (en) * | 2013-02-20 | 2014-09-04 | Jtekt Corp | Tail stock |
| CN106141629A (en) * | 2015-03-23 | 2016-11-23 | 湖北汽车工业学院 | A kind of suspension type bearing press |
| CN207013955U (en) * | 2017-07-14 | 2018-02-16 | 铜陵科达车辆装备有限责任公司 | Coupling arrangement for portable rolling bearing pressing machine |
| CN208431224U (en) * | 2018-06-04 | 2019-01-25 | 安徽瑞铁轨道装备有限公司 | A kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve |
-
2018
- 2018-06-04 CN CN201810563449.7A patent/CN108591169B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6688211B1 (en) * | 2002-02-20 | 2004-02-10 | Vu H. Viet | Dual linear actuator |
| CN202622304U (en) * | 2012-06-26 | 2012-12-26 | 鄂州市合强机械发展有限公司 | Bearing press fitting machine |
| JP2014159060A (en) * | 2013-02-20 | 2014-09-04 | Jtekt Corp | Tail stock |
| CN103423229A (en) * | 2013-07-16 | 2013-12-04 | 蚌埠市行星工程机械有限公司 | Double-barrel oil cylinder |
| CN106141629A (en) * | 2015-03-23 | 2016-11-23 | 湖北汽车工业学院 | A kind of suspension type bearing press |
| CN207013955U (en) * | 2017-07-14 | 2018-02-16 | 铜陵科达车辆装备有限责任公司 | Coupling arrangement for portable rolling bearing pressing machine |
| CN208431224U (en) * | 2018-06-04 | 2019-01-25 | 安徽瑞铁轨道装备有限公司 | A kind of railway wheel is top to bearing press mounting constant pressure and the oil cylinder of quick change guide sleeve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396795A (en) * | 2018-11-21 | 2019-03-01 | 上海天永智能装备股份有限公司 | A kind of needle bearing outer ring pressure heads mechanism |
| CN109396795B (en) * | 2018-11-21 | 2024-04-16 | 上海天永智能装备股份有限公司 | Needle bearing outer ring pressure head mechanism |
| CN111451762A (en) * | 2020-05-14 | 2020-07-28 | 安徽海龙机械有限公司 | Plate compactor vibrator equipment press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108591169B (en) | 2024-07-19 |
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