CN204253491U - A kind of industrial vehicle steering axle oil hydraulic cylinder - Google Patents
A kind of industrial vehicle steering axle oil hydraulic cylinder Download PDFInfo
- Publication number
- CN204253491U CN204253491U CN201420625827.7U CN201420625827U CN204253491U CN 204253491 U CN204253491 U CN 204253491U CN 201420625827 U CN201420625827 U CN 201420625827U CN 204253491 U CN204253491 U CN 204253491U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- piston
- oil hydraulic
- cylinder
- axle sleeve
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of industrial vehicle steering axle oil hydraulic cylinder, oil hydraulic cylinder comprises cylinder barrel, piston rod and piston, and piston rod drives piston to move back and forth along inner wall of cylinder; Described piston is fixed on piston rod to middle part, cylinder barrel is stretched out at piston rod two ends, seal between cylinder barrel two end part inwall and piston rod and be provided with axle sleeve, axle sleeve stretches out cylinder barrel inner wall of end, axle sleeve external part place is embedded with circlip, the top barrier of circlip, in the end of cylinder barrel, is provided with Steel Cable Baffle Ring between the inner wall of cylinder of circlip rear end and axle sleeve.The utility model structure is simple, and handling are quick, solves the problems such as the internal leakage of industrial vehicle steering axle oil hydraulic cylinder and external leakage and the problem that causes Vehicular turn to lose efficacy, has stopped potential safety hazard during use.
Description
Technical field
The utility model relates to hydraulic parts manufacture field, is specifically related to a kind of industrial vehicle steering axle oil hydraulic cylinder.
Background technique
Hydraulic parts is basic part important in modern machinery and equipment, can be widely used in the numerous areas such as national defence, the energy, metallurgy, traffic, for the technical merit and the quality that improve machinery, improves automation application degree and is all of great significance.Industrial vehicle steering axle, is connected with vehicle frame, is a kind of gravity for supported vehicle, by the force transmission of wheel to vehicle frame, and is made the car body member of Vehicular turn by the to-and-fro motion of oil hydraulic cylinder.
In prior art, industrial vehicle steering axle oil hydraulic cylinder, as a critical component of industrial vehicle steering axle, by cylinder barrel, axle sleeve, piston, piston rod, enters oil out port, seal arrangement etc. and forms.There is piston rod the both sides of piston, for bidirectional hydraulic drives, are moved by constant speed reciprocating, drive knuckle to rotate with stub and make Vehicular turn by connecting rod.Due to the structure problem of conventional steering bridge oil hydraulic cylinder and the narrow limitation of preparation process, the problem making vehicle there is working medium in normal using process easily to leak, not only cause energy loss, environmental pollution, the more important thing is to cause and turn to inefficacy, there is certain potential safety hazard.
Model utility content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides the leakage problem that a kind of rational in infrastructure, stability is strong, effectively can solve industrial vehicle steering axle oil hydraulic cylinder, the industrial vehicle steering axle oil hydraulic cylinder that safety coefficient is high.
A kind of industrial vehicle steering axle oil hydraulic cylinder, comprises cylinder barrel, piston rod and piston, and piston rod drives piston to move back and forth along inner wall of cylinder; Described piston is fixed on piston rod to middle part, cylinder barrel is stretched out at piston rod two ends, seal between cylinder barrel two end part inwall and piston rod and be provided with axle sleeve, axle sleeve stretches out cylinder barrel inner wall of end, axle sleeve external part place is embedded with circlip, the top barrier of circlip, in the end of cylinder barrel, is provided with Steel Cable Baffle Ring between the inner wall of cylinder of circlip rear end and axle sleeve.
Further describing as technique scheme:
Described piston rod radial direction is provided with the steel ball group of to be fixed by piston on the piston rod.
Further describing as technique scheme:
Described piston is provided with supporting ring, O RunddichtringO and a wearing ring near the side of inner wall of cylinder, piston is provided with the 2nd O RunddichtringO near the side of piston rod.
Further describing as technique scheme:
Described axle sleeve is provided with framework dustproof loop, the 3rd O RunddichtringO, catch, Y profile shaft envelope and steel back lining near the side of piston rod; Axle sleeve is provided with the 4th O RunddichtringO near the side of inner wall of cylinder.
Further describing as technique scheme:
The material of first, second and third O RunddichtringO above-mentioned is hydrogenated nitrile-butadiene rubber, and the material of framework dustproof loop and Y profile shaft envelope is polyurethane.
Further describing as technique scheme:
The installation quantity of described supporting ring, the 4th O RunddichtringO is 1 group 2.
The utility model structure is simple, handling are quick, by the architecture advances to industrial vehicle steering axle oil hydraulic cylinder, solve the problems such as the internal leakage of industrial vehicle steering axle oil hydraulic cylinder and external leakage and the problem that causes Vehicular turn to lose efficacy, stopped potential safety hazard when using.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
See Fig. 1, industrial vehicle steering axle oil hydraulic cylinder, comprise cylinder barrel 1, piston rod 2 and piston 3, in the prior art, piston 3 two ends of above-mentioned steering axle oil hydraulic cylinder are equipped with piston rod 2, the piston rod 2 at two ends drives piston 3 to move back and forth along cylinder barrel 1 inwall, though the two ends of cylinder barrel 1 can be provided with capping, but still there is the problem of oil hydraulic cylinder leakage.In order to solve the technical problem described in background technique, the technical solution of the utility model is, piston 3 is fixed on piston rod 2 axially middle part, in the present embodiment, adopt the steel ball group 4 arranging along piston rod 2 radial direction to be connected by the inwall up and down of piston 3, it is made to be fixed on piston rod 2, cylinder barrel 1 is stretched out at piston rod 2 two ends, seal between cylinder barrel 1 two end part inwall and piston rod 2 and be provided with axle sleeve 5, axle sleeve 5 stretches out cylinder barrel 1 inner wall of end, axle sleeve 5 external part place is embedded with circlip 6, the top barrier of circlip 6 is in the end of cylinder barrel 1, Steel Cable Baffle Ring 7 is provided with between cylinder barrel 1 inwall of circlip 6 rear end and axle sleeve 5, circlip 6 is with the object that arranges of Steel Cable Baffle Ring 7, can guarantee that axle sleeve 5 is stable and be fastened between cylinder barrel 1 and piston rod 2, make piston rod 2 coaxial with cylinder barrel 1, improve stability when running, prevent hydraulic oil from revealing.
In the present embodiment, piston 3 is provided with 1 group of 2 supporting ring 8, an O RunddichtringO 9 and wearing ring 10 near the side of cylinder barrel 1 inwall, and piston 3 is provided with the 2nd O RunddichtringO 11 near the side of piston rod 2.Object is, improve piston 3 assemble with cylinder barrel 1, piston rod 2 after tightness, improve the working life of piston 3, be convenient to safeguard, simultaneously the also sealing of hydraulic oil in raising piston 3 two ends cylinder barrel 1 further.
In the present embodiment, axle sleeve 5 is provided with framework dustproof loop 12, the 3rd O RunddichtringO 13, catch 14, Y profile shaft envelope 15 and steel back lining 16 near the side of piston rod 2; Axle sleeve 5 is provided with 1 group of 2 the 4th O RunddichtringO 17 near the side of cylinder barrel 1 inwall.Object is, the tightness after raising axle sleeve 5 assembles with cylinder barrel 1, piston rod 2, is convenient to safeguard, also improves the sealing of hydraulic oil in piston 3 two ends cylinder barrel 1 simultaneously further.
The material of first, second and third O RunddichtringO above-mentioned is hydrogenated nitrile-butadiene rubber, and the material of framework dustproof loop 12 and Y profile shaft envelope 15 is polyurethane.
The manufacturing process of above-mentioned industrial vehicle steering axle oil hydraulic cylinder, comprises the following steps:
(1), cylinder barrel 1 is manufactured: → modified → cylindrical turning/chord position → car seam → weldering support → weld seam insulation destressing → welding flaw detection → bore hole/roll extrusion → car hole draw-in groove → air-leakage test → hydraulic fluid port processing → inspection → antirust warehouse-in → assembling of getting the raw materials ready → check;
(2), piston 3 and axle sleeve 5 is manufactured: → rough turn → finish turning → inspection → antirust warehouse-in → assembling of getting the raw materials ready → check;
(3), piston rod 2 is manufactured: → rough turn → modified → half finish turning → Surface heat-treatent → cylindrical grinding → chromium plating → polishing → inspection → antirust warehouse-in → assembling of getting the raw materials ready → check;
(5), oil hydraulic cylinder assembling: cleaning above-mentioned parts and frock → cleaning component → equipped component → fine purifiation component → fitting tight part → assemble products from parts.
Afterwards again by identification label → checkout facility device → delivery test → spray paint → case → deliver, a whole set of operation can be completed.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. an industrial vehicle steering axle oil hydraulic cylinder, comprise cylinder barrel, piston rod and piston, piston rod drives piston to move back and forth along inner wall of cylinder, it is characterized in that: described piston is fixed on piston rod to middle part, cylinder barrel is stretched out at piston rod two ends, seal between cylinder barrel two end part inwall and piston rod and be provided with axle sleeve, axle sleeve stretches out cylinder barrel inner wall of end, axle sleeve external part place is embedded with circlip, the top barrier of circlip, in the end of cylinder barrel, is provided with Steel Cable Baffle Ring between the inner wall of cylinder of circlip rear end and axle sleeve.
2. a kind of industrial vehicle steering axle oil hydraulic cylinder according to claim 1, is characterized in that: described piston rod radial direction is provided with the steel ball group of to be fixed by piston on the piston rod.
3. a kind of industrial vehicle steering axle oil hydraulic cylinder according to claim 1 and 2, it is characterized in that: described piston is provided with supporting ring, O RunddichtringO and a wearing ring near the side of inner wall of cylinder, piston is provided with the 2nd O RunddichtringO near the side of piston rod.
4. a kind of industrial vehicle steering axle oil hydraulic cylinder according to claim 3, is characterized in that: described axle sleeve is provided with framework dustproof loop, the 3rd O RunddichtringO, catch, Y profile shaft envelope and steel back lining near the side of piston rod; Axle sleeve is provided with the 4th O RunddichtringO near the side of inner wall of cylinder.
5. a kind of industrial vehicle steering axle oil hydraulic cylinder according to claim 4, is characterized in that: the material of first, second and third O RunddichtringO above-mentioned is hydrogenated nitrile-butadiene rubber, and the material of framework dustproof loop and Y profile shaft envelope is polyurethane.
6. a kind of industrial vehicle steering axle oil hydraulic cylinder according to claim 4, is characterized in that: the installation quantity of described supporting ring, the 4th O RunddichtringO is 1 group 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625827.7U CN204253491U (en) | 2014-10-27 | 2014-10-27 | A kind of industrial vehicle steering axle oil hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625827.7U CN204253491U (en) | 2014-10-27 | 2014-10-27 | A kind of industrial vehicle steering axle oil hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253491U true CN204253491U (en) | 2015-04-08 |
Family
ID=52957804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420625827.7U Active CN204253491U (en) | 2014-10-27 | 2014-10-27 | A kind of industrial vehicle steering axle oil hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204253491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373416A (en) * | 2014-10-27 | 2015-02-25 | 安徽安簧机械股份有限公司 | Hydraulic cylinder of steering axle of industrial vehicle and manufacturing technology thereof |
| CN114475773A (en) * | 2022-04-15 | 2022-05-13 | 太重集团榆次液压工业(济南)有限公司 | Automatic steering power-assisted centering device for vehicle |
-
2014
- 2014-10-27 CN CN201420625827.7U patent/CN204253491U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373416A (en) * | 2014-10-27 | 2015-02-25 | 安徽安簧机械股份有限公司 | Hydraulic cylinder of steering axle of industrial vehicle and manufacturing technology thereof |
| CN114475773A (en) * | 2022-04-15 | 2022-05-13 | 太重集团榆次液压工业(济南)有限公司 | Automatic steering power-assisted centering device for vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104373416A (en) | Hydraulic cylinder of steering axle of industrial vehicle and manufacturing technology thereof | |
| CN204253491U (en) | A kind of industrial vehicle steering axle oil hydraulic cylinder | |
| CN202770609U (en) | Steel pipe hydrostatic testing machine | |
| CN204085531U (en) | A kind of range finding bicycle | |
| CN209167008U (en) | A kind of equipment of the pipeline pressure that accuracy is strong detection test | |
| CN205207320U (en) | Single piston rod pneumatic cylinder | |
| CN204002628U (en) | A kind of coal mine gallery drilling rig gyrator chuck | |
| CN201347917Y (en) | Hydraulic working cylinder | |
| CN105565157A (en) | Crane wheel assembling structure | |
| CN107420371B (en) | The method of automatic moving when preventing hydraulic cylinder piston rod from working | |
| CN205157173U (en) | Downhole tool performance testing device | |
| CN204250775U (en) | Load-transfer device anti-deviation structure | |
| CN207850716U (en) | For front shock absorber of automobile seat transverse acceleration and fatigue strength tester | |
| CN202074029U (en) | Coal-mine integrated-mining equipment jack oil-cylinder body | |
| CN201720762U (en) | Deep hole honing machine emery stick pre-hold down device | |
| CN101811139B (en) | Spherical rolling mould device | |
| CN205330855U (en) | Penetrate oil collecting device based on cummins PT sprayer measurement experiment | |
| CN218121313U (en) | Air pressure type leakage detection device | |
| CN104847286A (en) | Acid-proof half shaft | |
| CN103982655B (en) | A kind of inner sealing device of automotive hub | |
| CN204040948U (en) | A kind of New Coal Mine underground drill rig gyrator chuck | |
| CN203082434U (en) | Truck-loading arm connector of through type platform | |
| CN103523734A (en) | Tank car loading arm device with leaking oil recycling function | |
| CN204177506U (en) | Supporting leg force measuring machine | |
| CN201659167U (en) | Spherical rolling die device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |