CN205478638U - Hydraulic pressure hobbing clamp hydraulic cylinder seat - Google Patents
Hydraulic pressure hobbing clamp hydraulic cylinder seat Download PDFInfo
- Publication number
- CN205478638U CN205478638U CN201521121259.8U CN201521121259U CN205478638U CN 205478638 U CN205478638 U CN 205478638U CN 201521121259 U CN201521121259 U CN 201521121259U CN 205478638 U CN205478638 U CN 205478638U
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- China
- Prior art keywords
- oil
- ring
- oil circuit
- cylinder
- cylinder body
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a drive disk assembly field of anchor clamps specifically is hydraulic pressure hobbing clamp hydraulic cylinder seat, including hydro -cylinder base, piston, oil feed ring sum positioning seat, hydro -cylinder base middle part integrated into one piece is provided with the hydro -cylinder body, oil feed ring cover is provided with the sealing washer at the external wall of hydro -cylinder before the oil feed ring sum hydro -cylinder body, oil feed ring side wall is provided with first oil circuit joint and the second oil circuit connects, oil cylinder body side wall is provided with first oil circuit ring sum second oil circuit ring respectively, the piston head setting internal and be divided into two upper and lower cavities with the hydro -cylinder body at the hydro -cylinder, first oil circuit ring sum second oil circuit ring respectively with two upper and lower cavities intercommunication, the piston rod passes the positioning seat, oil feed ring outer wall is provided with restriction oil feed ring pivoted locating piece, provided is a beneficial effect lies in: having guaranteed that oil feed ring is static, having prevented the oil pipe rotation, the hydro -cylinder normally communicate with the oil circuit when oil circuit environmental protection card hydro -cylinder of the hydro -cylinder body was rotatory.
Description
Technical field
This utility model belongs to the drive components field of fixture, particularly to hydraulic pressure gear-hobbing clamp hydraulic jack seat.
Background technology
Gear carries out digital control processing, and a kind of usual way is: be processed gear by the way of gear hobbing.The feature of gear hobbing is: fixed by central gear axis by fixture, then it is placed on whole for fixture on rotation dish, but the mode of the machinery clamping of the many employings of gear-hobbing clamp now is fixed, such as to workpiece or to whole gear-hobbing clamp: bolt, rotation briquetting and mechanical arm.Owing to machine driving is fixing time, whether workpiece is directed at or gear-hobbing clamp can not directly judge either with or without fix in position；If when clamping, occur that gear-hobbing clamp clamping is not in place, or discontinuity, gear-hobbing clamp all can be caused to occur interfering, when motion, it is easy to gear-hobbing machine and fixture to be damaged.
Currently using hydraulic pressure gear-hobbing clamp, the power set of hydraulic pressure gear-hobbing clamp use hydraulic pump, are provided with overflow hydraulic circuit between the hydraulic cylinder of hydraulic pump hydraulic pressure gear-hobbing clamp；If there is interference, the overflow valve on skimmer circuit can carry out off-load so that produces relative motion between fixture and gear-hobbing machine, " seemingly-dead " phenomenon occurs thus protect gear-hobbing machine and fixture to be not damaged by；But this kind of hydraulic pressure gear-hobbing clamp needs to be fixed on turntable, hydraulic pressure gear-hobbing clamp can follow turntable to rotate.Generally oil pipe is arranged on hydraulic pressure gear-hobbing clamp and is arranged on the bottom of hydraulic cylinder；In order to prevent oil pipe from rotating also with hydraulic cylinder, generally use bearing to form the relative motion of oil pipe and oil cylinder, but this kind of mode workpiece debris is easily stuck in position of bearings so that tubing spinning is wound around, and causes Tubing failure；And need after Tubing failure all to be removed by fixture and could keep in repair so that maintenance is also inconvenient.
Utility model content
The purpose of this utility model is the problem that the present oil pipe of solution was easily wound around and keeped in repair inconvenience, thus a kind of hydraulic pressure gear-hobbing clamp hydraulic jack seat provided.
To achieve these goals, a kind of hydraulic pressure gear-hobbing clamp hydraulic jack seat that this utility model provides, including cylinder pedestal, piston, oil-feed ring and positioning seat, described cylinder pedestal integral middle molding is provided with cylinder body, cylinder body top is fixed with positioning seat and is closed and is connected, described oil-feed ring set is at cylinder body outer wall, it is provided with sealing ring before oil-feed ring and cylinder body, described oil-feed ring-side wall is provided with the first oil circuit joint and the second oil circuit joint, described cylinder body sidewall is provided with the first corresponding with the first oil circuit joint and the second oil circuit joint respectively oil circuit ring and the second oil circuit ring；Described piston includes piston rod and piston head, described piston head is arranged in cylinder body and cylinder body is divided into upper and lower two chambers, first oil circuit ring and the second oil circuit ring respectively with upper and lower two chamber, piston rod passes positioning seat, exporting as power, described oil-feed ring outer wall is provided with and limits the locating piece that oil-feed ring rotates.
Principle and advantage of the present utility model is: be fixed on turntable by cylinder pedestal, and positioning seat and cylinder pedestal connect for fixing, and positioning seat is fixed gear-hobbing clamp.Turntable drives cylinder pedestal and fixture to rotate, and under the effect of locating piece, oil-feed ring keeps geo-stationary, is connected on the oil pipe on oil-feed ring and also keeps static, and oil pipe will not rotate along with turntable.Oil-feed ring and cylinder body contact portion are protected in below locating piece, and the chip of workpiece cannot be introduced into, between oil-feed ring and oil cylinder, not resulting in the phenomenon that they are stuck, and oil pipe is constantly in resting state, have fundamentally stopped oil pipe and have produced the problem being wound around.The output block of cylinder body is piston, when needs piston is released when, to cylinder body lower chambers input hydraulic pressure oil, upper chamber's rework solution force feed.Owing to cylinder body is when work pieces process, can rotate with workpiece, so that oil pipe connects with cylinder body always, first oil circuit ring and the second oil circuit ring are set on cylinder body, the oil circuit ring arranged in oil-feed ring is looping pit, certainly can do support on annular distance to process, accordingly even when cylinder body is rotating, the upper and lower chamber of cylinder body also can oil-feed smoothly.Being sealed by sealing ring between cylinder body and oil-feed ring, hydraulic oil does not haves the situation of seepage flow.
Further, described cylinder body inner bottom part is provided with buffer table, piston head lower surface is provided with the cushion pad offseted with buffer table.
Its objective is in hydraulic oil enters cylinder body, first do not have the part contacted with buffer table to press to piston head so that time piston head leaves buffer table, then press to piston comprehensively, reach progressive to press to piston so that piston can steadily rise when motion；When piston declines time, buffer table also acts as protection piston head, prevents the chronic stress bottom piston head and piston cylinder.Buffer table and cushion pad mutually support down, are the space of the first oil circuit entrance oil cylinder in oil cylinder.
Further, it is provided with stroke ring below described positioning seat.Piston is at uphill process, owing to exiting what the coverage of fixture determined that, it is only necessary to the distance of piston movement is more than or equal to this coverage, it is possible to exit fixture；Stroke ring is set to limit the stroke of piston head, and limits oil inlet quantity, so effective in the hydraulic circuit control to hydraulic pressure oil mass.And stroke ring and cylinder body sidewall have reserved the space making the second oil circuit be passed through hydraulic oil.
Further, described sealing ring is provided with three groups, and three groups of sealing rings are sealed in the first oil circuit ring, the second oil circuit ring both sides and centre respectively；Hydraulic oil extravasation can be prevented as far as possible or mutually seepage causes whole oil cylinder to lose efficacy.
Further, it is discoid bottom described oil cylinder seat, is so easy to be fixed on whole for oil cylinder seat on turntable.
Finally, described positioning seat and oil-feed ring seam crossing are provided with dust cap, and owing to oil-feed ring and oil cylinder exist relative motion, oil-feed ring again and exists bigger space between positioning seat, carry out outside sealing by dust cap, prevent impurity from entering in space.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of hydraulic pressure gear-hobbing clamp hydraulic jack seat；
Fig. 2 is the top view of Fig. 1.
Reference is enumerated: cylinder pedestal 1, cylinder body 2, stroke ring 3, oil-feed ring 4, sealing ring 5, dust cap 6, piston 7, positioning seat the 8, second oil circuit ring the 9, first oil circuit joint the 10, second oil circuit joint the 11, first oil circuit ring 12, locating slot 13, buffer table 14, cushion pad 15, plug 16, locating piece 17.
Detailed description of the invention
Combine accompanying drawing below by detailed description of the invention this utility model is described in further detail:
A kind of hydraulic pressure gear-hobbing clamp hydraulic jack seat as depicted in figs. 1 and 2, including cylinder pedestal 1, piston, oil-feed ring 4 and positioning seat, described cylinder pedestal 1 integral middle molding is provided with cylinder body 2, cylinder body 2 top is fixing with positioning seat 8 and closing is connected, described oil-feed ring 4 is enclosed within cylinder body 2 outer wall, it is provided with sealing ring 5 before oil-feed ring 4 and cylinder body 2, described oil-feed ring 4 sidewall is provided with the first oil circuit joint 10 and the second oil circuit joint 11, described cylinder body 2 sidewall is provided with the first corresponding with the first oil circuit joint 10 and the second oil circuit joint 11 respectively oil circuit ring 12 and the second oil circuit ring 9；Described piston includes piston rod and piston head, in described piston head is arranged on cylinder body 2 and cylinder body 2 is divided into upper and lower two chambers, first oil circuit ring 12 and the second oil circuit ring 9 respectively with upper and lower two chamber, piston rod passes positioning seat, exporting as power, described oil-feed ring 4 outer wall is provided with and limits the locating piece 17 that oil-feed ring 4 rotates.
Cylinder pedestal 1 is discoid, and edge is provided with locating slot 13；Being fixed on turntable by cylinder pedestal 1, positioning seat 8 and cylinder pedestal 1 connect for fixing, and positioning seat 8 fixes gear-hobbing clamp.Turntable drives cylinder pedestal 1 and fixture to rotate, and under the effect of locating piece, oil-feed ring 4 keeps geo-stationary, is connected on the oil pipe on oil-feed ring 4 and also keeps static, and oil pipe will not rotate along with turntable.Oil-feed ring 4 and oil cylinder contact portion are protected in below locating piece, and the chip of workpiece cannot be introduced into, between oil-feed ring 4 and cylinder body 2, not resulting in the phenomenon that they are stuck, and oil pipe is constantly in resting state, have fundamentally stopped oil pipe and have produced the problem being wound around.The output block of cylinder pedestal 1 is piston, when needs piston is released when, to cylinder body 2 lower chambers input hydraulic pressure oil, upper chamber's rework solution force feed.Owing to cylinder body 2 is when work pieces process, can rotate with workpiece, so that oil pipe connects with cylinder body 2 always, first oil circuit ring and the second oil circuit ring are set on cylinder body 2, the oil circuit ring arranged in oil-feed ring 4 is looping pit, certainly can do support on annular distance to process, cylinder body 2 is waited when rotated, and the upper and lower chamber of cylinder body 2 also can oil-feed smoothly.Being sealed by sealing ring between oil cylinder and oil-feed ring 4, hydraulic oil does not haves the situation of seepage flow.
Oil circuit changes waits during fabrication, owing to allowing the first oil circuit ring 12 and the second oil circuit ring 9 be located remotely from each other at the passage entering cylinder body 2 as far as possible, manufacturing the first oil circuit ring 12 when, need to allow oil circuit form L shape, way is to beat cross bore easily, then with plug 16, the two ends that need not flowing are blocked, thus form the oil circuit of L shape.
Cylinder body 2 inner bottom part is provided with buffer table 14, piston head lower surface is provided with the cushion pad 15 offseted with buffer table 14.Its objective is in hydraulic oil enters cylinder body 2, first do not have the part contacted with buffer table 14 to press to piston head so that time piston head leaves buffer table, then press to piston comprehensively, reach progressive to press to piston so that piston can steadily rise when motion；When piston declines time, buffer table 14 also acts as protection piston head, prevents the chronic stress bottom piston head and piston cylinder.Under buffer table 14 and cushion pad 15 mutually support, it is the space of the first oil circuit entrance oil cylinder in oil cylinder.
Integrally formed with stroke ring 3 below positioning seat 8.Piston is at uphill process, owing to exiting what the coverage of fixture determined that, it is only necessary to the distance of piston movement is more than or equal to this coverage, it is possible to exit fixture；Arranging stroke ring 3 to limit the stroke of piston head, equivalence becomes oil inlet quantity, so effective in the hydraulic circuit control to hydraulic pressure oil mass.And stroke ring and cylinder side wall have reserved the space making the second oil circuit ring be passed through hydraulic oil.
Sealing ring 5 is provided with three groups, and three groups of sealing rings 5 are sealed in the first oil circuit joint 10 and the second oil circuit joint both sides and centre respectively；Hydraulic oil extravasation can be prevented as far as possible or mutually seepage causes hydraulic cylinder to lose efficacy.
Positioning seat 8 and oil-feed ring 44 seam crossing are provided with dust cap 6, dust cap 6 becomes annular, it it is foamed filter plate inside it, outside is fixed plate, fixed plate is bolted on positioning seat 8, and owing to oil-feed ring 4 and oil cylinder exist relative motion, oil-feed ring 4 again and exists bigger space between positioning seat, carry out outside sealing by dust cap 6, prevent impurity from entering in space.
Above-described is only preferred implementation of the present utility model; should be understood that; for a person skilled in the art; on the premise of without departing from this utility model structure; some deformation and improvement can also be made; these also should be considered as protection domain of the present utility model, and these are all without affecting effect and the practical applicability that this utility model is implemented.
Claims (6)
1. a hydraulic pressure gear-hobbing clamp hydraulic jack seat, including cylinder pedestal, piston, oil-feed ring and positioning seat, described cylinder pedestal integral middle molding is provided with cylinder body, cylinder body top is fixed with positioning seat and is closed and is connected, it is characterized in that: described oil-feed ring set is at cylinder body outer wall, it is provided with sealing ring before oil-feed ring and cylinder body, described oil-feed ring-side wall is provided with the first oil circuit joint and the second oil circuit joint, and described cylinder body sidewall is provided with the first corresponding with the first oil circuit joint and the second oil circuit joint respectively oil circuit ring and the second oil circuit ring；Described piston includes piston rod and piston head, described piston head is arranged in cylinder body and cylinder body is divided into upper and lower two chambers, first oil circuit ring and the second oil circuit ring respectively with upper and lower two chamber, piston rod passes positioning seat, exporting as power, described oil-feed ring outer wall is provided with and limits the locating piece that oil-feed ring rotates.
Hydraulic pressure gear-hobbing clamp hydraulic jack seat the most according to claim 1, it is characterised in that: described oil cylinder inner bottom part is provided with buffer table, and piston head lower surface is provided with the cushion pad offseted with buffer table.
Hydraulic pressure gear-hobbing clamp hydraulic jack seat the most according to claim 1, it is characterised in that: it is provided with stroke ring below described positioning seat.
Hydraulic pressure gear-hobbing clamp hydraulic jack seat the most according to claim 1, it is characterised in that: described sealing ring is provided with three groups, and three groups of sealing rings are sealed in the first oil circuit ring, the second oil circuit ring both sides and centre respectively.
Hydraulic pressure gear-hobbing clamp hydraulic jack seat the most according to claim 1, it is characterised in that: being discoid bottom described oil cylinder seat, edge is provided with locating slot.
6. according to the hydraulic pressure gear-hobbing clamp hydraulic jack seat described in any one of claim 1 to 5, it is characterised in that: described positioning seat and oil-feed ring seam crossing are provided with dust cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521121259.8U CN205478638U (en) | 2015-12-31 | 2015-12-31 | Hydraulic pressure hobbing clamp hydraulic cylinder seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521121259.8U CN205478638U (en) | 2015-12-31 | 2015-12-31 | Hydraulic pressure hobbing clamp hydraulic cylinder seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478638U true CN205478638U (en) | 2016-08-17 |
Family
ID=56662710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521121259.8U Expired - Fee Related CN205478638U (en) | 2015-12-31 | 2015-12-31 | Hydraulic pressure hobbing clamp hydraulic cylinder seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205478638U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808031A (en) * | 2017-02-28 | 2017-06-09 | 西安法士特汽车传动有限公司 | A kind of high accuracy quick change axle gear grinding clamp |
| CN108825677A (en) * | 2018-06-23 | 2018-11-16 | 伟攀(上海)机械设备有限公司 | A kind of compound hydrodynamic bearing non-contact seals oil inlet ring of hydraulic clutch |
| CN111673204A (en) * | 2020-06-17 | 2020-09-18 | 秦川机床工具集团股份公司 | Gear angle rapid alignment positioning device and positioning method for gear grinding |
-
2015
- 2015-12-31 CN CN201521121259.8U patent/CN205478638U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808031A (en) * | 2017-02-28 | 2017-06-09 | 西安法士特汽车传动有限公司 | A kind of high accuracy quick change axle gear grinding clamp |
| CN106808031B (en) * | 2017-02-28 | 2019-08-16 | 西安法士特汽车传动有限公司 | A kind of high-precision quick change axis gear grinding clamp |
| CN108825677A (en) * | 2018-06-23 | 2018-11-16 | 伟攀(上海)机械设备有限公司 | A kind of compound hydrodynamic bearing non-contact seals oil inlet ring of hydraulic clutch |
| CN108825677B (en) * | 2018-06-23 | 2019-11-15 | 伟攀(上海)机械设备有限公司 | A kind of compound hydrodynamic bearing non-contact seals oil inlet ring of hydraulic clutch |
| CN111673204A (en) * | 2020-06-17 | 2020-09-18 | 秦川机床工具集团股份公司 | Gear angle rapid alignment positioning device and positioning method for gear grinding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160817 Termination date: 20181231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |