CN203476890U - Hydraulic oil cylinder for three-roller plate bending machine - Google Patents
Hydraulic oil cylinder for three-roller plate bending machine Download PDFInfo
- Publication number
- CN203476890U CN203476890U CN201320509313.0U CN201320509313U CN203476890U CN 203476890 U CN203476890 U CN 203476890U CN 201320509313 U CN201320509313 U CN 201320509313U CN 203476890 U CN203476890 U CN 203476890U
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- piston rod
- piston
- cylinder
- plate bending
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a hydraulic oil cylinder for a three-roller plate bending machine, and belongs to the technical field of hydraulic oil cylinders. The hydraulic oil cylinder comprises a cylinder body, a cylinder bottom, a piston and a piston rod. The piston rod is arranged inside the cylinder body and divides the cylinder body into a rod cavity and a rodless cavity. The oil cylinder further comprises two oil openings, a pressure measuring exhaust joint, a guiding sleeve, a sealing embedded ring, a sealing device, a sealing device and a retaining device, wherein the two oil openings are communicated with the rod cavity and the rodless cavity respectively, the pressure measuring exhaust joint is arranged at the cylinder bottom, the guiding sleeve and the sealing embedded ring are arranged between the cylinder body and the piston rod, the sealing device is arranged on the face where the sealing embedded ring makes contact with the piston rod, the sealing device is arranged on the face where the piston makes contact with the cylinder body, and the retaining device is arranged at the bottom of the piston. The piston and the piston rod are in threaded connection. After the structure is adopted, the hydraulic oil cylinder is simple in structure, convenient to manufacture and particularly suitable for being used on the three-roller plate bending machine, and the production cost is reduced.
Description
Technical field
The utility model relates to technical field of hydraulic oil cylinder, more particularly, relates in particular to a kind of three rolls plate bending machine hydraulic jack.
Background technique
Plate bending rolls is a kind of general forming equipment that sheet metal is twisted into cylindrical shell, cone, curved surface or its allothimorph.According to 3 principles that become circle, utilize work roll relative position to change and rotatablely move and make sheet material produce continuous plastic deformation, to obtain the workpiece of reservation shape.This equipment is widely used in boiler, shipbuilding, oil, chemical industry, Structural Hardware and machine industry.But on the plate bending rolls of low-speed big, as adopted mechanical transmission, can make transmission system bulky, motor power (output) is large, and during startup, power network fluctuation is also larger, so hydraulic transmission is at present adopted more and more in plate bending machine.In recent years, have the mobile of work roll to adopt hydraulic driving, but main driving is still mechanically operated machine liquid mixed drive plate bending rolls, also has whole actions all to adopt hydraulically powered full hydraulic plate bending rolls.Adopt hydraulic driving can reduce the energy consumption of machine, be convenient to the adjusting of working pressure, roll bending speed to adapt to different operating modes, be convenient to realize automatic control.
Wherein, hydraulic jack is whole hydraulically powered core, three rolls plate bending machine of the prior art hydraulic jack complex structure, and manufacturing process is loaded down with trivial details, and cost is high.
Model utility content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides a kind of simple in structure, easily manufactured, the three rolls plate bending machine hydraulic jack that cost is low.
The technical solution of the utility model is achieved in that a kind of three rolls plate bending machine hydraulic jack, comprise cylinder body, cylinder bottom, piston, piston rod, piston rod is placed in cylinder body and cylinder body is divided into rod chamber and rodless cavity, guide sleeve and the sealing capel between pressure measurement exhaust joint, cylinder body and piston rod that described oil cylinder also comprises two hydraulic fluid ports being communicated with respectively rod chamber and rodless cavity, be arranged at cylinder bottom, be arranged at sealing capel and piston rod surface of contact seal arrangement, be arranged at the seal arrangement of piston and cylinder body surface of contact and the stopping device that is arranged at piston base; Described piston is connected with piston rod thread.
As to further improvement of the utility model, cylinder body and cylinder bottom are threaded connection, and thread bottom seals by welding portion.
As to further improvement of the utility model, the top of cylinder body is provided with blind nut, and described blind nut is connected and is set in outside piston rod with sealing capel, and the surface of contact of itself and piston rod is provided with O RunddichtringO.
As to further improvement of the utility model, described blind nut is provided with dust guard, and described dust guard is comprised of screw, trim ring and dust ring, and dust ring is located at the surface of contact of blind nut and piston rod, and trim ring is fixed by screws in blind nut outside.
As to further improvement of the utility model, the seal arrangement that is arranged at sealing capel and piston rod surface of contact is comprised of O RunddichtringO and Si Te seal; The seal arrangement that is arranged at piston and cylinder body surface of contact is Glais ring; The stopping device that is arranged at piston base is comprised of locked spacer and round nut.
As to further improvement of the utility model, described two hydraulic fluid ports are respectively cylinder body hydraulic fluid port and cylinder bottom hydraulic fluid port, described cylinder body hydraulic fluid port is located on the sidewall of cylinder body, and described cylinder body hydraulic fluid port is comprised of packing ring, lengthening joint and pipe joint, and described cylinder bottom hydraulic fluid port is located at the center of cylinder bottom.
The utility model adopts after said structure, simple in structure, easily manufactured, has reduced cost of production, is particularly suitable for three rolls plate bending machine and uses.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
In figure: 1-cylinder body; 2-cylinder bottom; 3-piston; 4-piston rod; 5-rod chamber; 6-rodless cavity; 7-cylinder body hydraulic fluid port; 8-cylinder bottom hydraulic fluid port; 9-guide sleeve; 10-seals capel; 11-screw; 12-trim ring; 13-dust ring; 14-O RunddichtringO; The special seal of 15-Si; 16-Glais ring; 17-packing ring; 18-lengthening joint; 19-pipe joint; 20-blind nut; 21-pressure measurement exhaust joint; 22-welding portion; 23-locked spacer; 24-round nut.
Embodiment
Consult shown in Fig. 1, a kind of three rolls plate bending machine hydraulic jack of the present utility model, comprise cylinder body 1, cylinder bottom 2, piston 3, piston rod 4, piston rod 4 is placed in cylinder body 1 and cylinder body 1 is divided into rod chamber 5 and rodless cavity 6, described oil cylinder also comprises two hydraulic fluid ports that are communicated with respectively rod chamber 5 and rodless cavity 6, be arranged at the pressure measurement exhaust joint 21 of cylinder bottom 2, guide sleeve 9 between cylinder body 1 and piston rod 4 and sealing capel 10, be arranged at the seal arrangement of sealing capel 10 and piston rod 4 surface of contact, be arranged at piston 3 and the seal arrangement of cylinder body 1 surface of contact and the stopping device that is arranged at piston 3 bottoms, described piston 3 is threaded with piston rod 4.
The top of cylinder body 1 is provided with blind nut 20, and described blind nut 20 is connected and is set in outside piston 4 with sealing capel 10, and the surface of contact of itself and piston rod 4 is provided with O RunddichtringO 14.
Being arranged at sealing capel 10 is comprised of O RunddichtringO 14 and Si Te seal 15 with the seal arrangement of piston rod 4 surface of contact; Being arranged at piston 3 is Glais ring 16 with the seal arrangement of cylinder body 1 surface of contact; The stopping device that is arranged at piston 3 bottoms is comprised of locked spacer 23 and round nut 24.
Two hydraulic fluid ports are respectively cylinder body hydraulic fluid port 7 and cylinder bottom hydraulic fluid port 8, and described cylinder body hydraulic fluid port 7 is located on the sidewall of cylinder body 1, the outer lengthening joint 18 of described cylinder body hydraulic fluid port 7 and pipe joint 19, and its jointing is provided with packing ring 17, and described cylinder bottom hydraulic fluid port 8 is located at the center of cylinder bottom 2.
Above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technological scheme that the mode of equivalent transformation obtains, all drops in protection domain of the present utility model.
Claims (6)
1. a three rolls plate bending machine hydraulic jack, comprise cylinder body, cylinder bottom, piston, piston rod, piston rod is placed in cylinder body and cylinder body is divided into rod chamber and rodless cavity, it is characterized in that: guide sleeve and the sealing capel between pressure measurement exhaust joint, cylinder body and piston rod that described oil cylinder also comprises two hydraulic fluid ports being communicated with respectively rod chamber and rodless cavity, be arranged at cylinder bottom, be arranged at sealing capel and piston rod surface of contact seal arrangement, be arranged at the seal arrangement of piston and cylinder body surface of contact and be arranged at the stopping device bottom oil cylinder; Described piston is connected with piston rod thread.
2. three rolls plate bending machine hydraulic jack according to claim 1, is characterized in that: described cylinder body is connected by screw thread with cylinder bottom, and thread bottom passes through welded seal.
3. three rolls plate bending machine hydraulic jack according to claim 1, is characterized in that: the top of described cylinder body is provided with blind nut, and described blind nut is connected and is set in outside piston rod with sealing capel, and the surface of contact of itself and piston rod is provided with O RunddichtringO.
4. three rolls plate bending machine hydraulic jack according to claim 3, it is characterized in that: described blind nut is provided with dust guard, described dust guard is comprised of screw, trim ring and dust ring, and dust ring is located at the surface of contact of blind nut and piston rod, and trim ring is fixed by screws in blind nut outside.
5. three rolls plate bending machine hydraulic jack according to claim 1, is characterized in that: described in be arranged at sealing capel and piston rod surface of contact seal arrangement by O RunddichtringO and Si Te seal, formed; The described seal arrangement that is arranged at piston and cylinder body surface of contact is Glais ring; The described stopping device that is arranged at piston base is comprised of locked spacer and round nut.
6. three rolls plate bending machine hydraulic jack according to claim 1, it is characterized in that: described two hydraulic fluid ports are respectively cylinder body hydraulic fluid port and cylinder bottom hydraulic fluid port, described cylinder body hydraulic fluid port is located on the sidewall of cylinder body, the outer lengthening joint of described cylinder body hydraulic fluid port and pipe joint, its jointing is provided with packing ring, and described cylinder bottom hydraulic fluid port is located at the center of cylinder bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509313.0U CN203476890U (en) | 2013-08-20 | 2013-08-20 | Hydraulic oil cylinder for three-roller plate bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509313.0U CN203476890U (en) | 2013-08-20 | 2013-08-20 | Hydraulic oil cylinder for three-roller plate bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476890U true CN203476890U (en) | 2014-03-12 |
Family
ID=50225226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320509313.0U Expired - Fee Related CN203476890U (en) | 2013-08-20 | 2013-08-20 | Hydraulic oil cylinder for three-roller plate bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203476890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108190781A (en) * | 2016-12-23 | 2018-06-22 | 衡阳市锦泰工具有限公司 | A kind of high-precision is intermittently welded formula hydraulic jack |
-
2013
- 2013-08-20 CN CN201320509313.0U patent/CN203476890U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108190781A (en) * | 2016-12-23 | 2018-06-22 | 衡阳市锦泰工具有限公司 | A kind of high-precision is intermittently welded formula hydraulic jack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105443498B (en) | It is a kind of that there is flexible and oscillating function Integral hydraulic cylinder and its application | |
| CN203641136U (en) | Hinged rod hydraulic supercharging device and hydraulic press machine | |
| CN104948538A (en) | Plate bending machine servo hydraulic system and construction method thereof | |
| CN201763722U (en) | Double-acting multilevel hydraulic cylinder | |
| CN204739038U (en) | Servo hydraulic system of sheet material bender | |
| CN108638568B (en) | Energy-saving hydraulic cushion control system for hydraulic machine | |
| CN203476890U (en) | Hydraulic oil cylinder for three-roller plate bending machine | |
| CN202480400U (en) | Double-station pneumatic stamping machine | |
| CN206257093U (en) | A kind of high-precision hydraulic servo pump | |
| CN203476894U (en) | Overhead oil cylinder for three-roller plate bending machine | |
| CN202461335U (en) | Contraction reducing device for tube end | |
| CN203476892U (en) | Oil cylinder for three-roller plate bending machine | |
| CN203476891U (en) | Underneath oil cylinder for three-roller plate bending machine | |
| CN203701052U (en) | Synchronous hydraulic integrated type hoist | |
| CN203670347U (en) | High-pressure swing clamp cylinder | |
| CN203476895U (en) | Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine | |
| CN203685768U (en) | Self-locking hydraulic cylinder | |
| CN203476893U (en) | Horizontally and downwards regulating type oil cylinder for three-roll plate bending machine | |
| CN106273633B (en) | Manufacturing equipment based on electric power, the manufacture biological boiler environment-friendly fuel of hydraulic device | |
| CN204338759U (en) | Worm and gear drive-type bidirectional reciprocating thrust device | |
| CN210949359U (en) | Hydraulic cylinder and lifting machine circulating oil circuit system comprising same | |
| CN203809412U (en) | Special multilevel hydraulic cylinder for elevator | |
| CN103769924A (en) | Single-station pneumatic pressing fixture | |
| CN203230653U (en) | Double-acting rapid hydraulic cylinder | |
| CN203009442U (en) | Rotary cylinder of fixture body |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20160820 |