CN203476895U - Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine - Google Patents
Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine Download PDFInfo
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- CN203476895U CN203476895U CN201320511406.7U CN201320511406U CN203476895U CN 203476895 U CN203476895 U CN 203476895U CN 201320511406 U CN201320511406 U CN 201320511406U CN 203476895 U CN203476895 U CN 203476895U
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Abstract
The utility model discloses a horizontally and downwards regulating type hydraulic oil cylinder for a three-roll plate bending machine, and belongs to the technical field of hydraulic oil cylinders. The horizontally and downwards regulating type hydraulic oil cylinder comprises a cylinder body, a cylinder bottom, a piston and a piston rod, and the piston rod is arranged in the cylinder body and divides the cylinder body into a rod end chamber and a non-rod end chamber. The oil cylinder further comprises two oil ports, a guide sleeve, a sealing embedded ring, a hanging ring, a sealing device, another sealing device and a stopping device, wherein the two oil ports are communicated with the rod end chamber and the non-rod end chamber respectively, the guide sleeve and the sealing embedded ring are arranged between the cylinder body and the piston rod, the hanging ring is connected with the center of the cylinder bottom, the sealing device is arranged on the contact face between the sealing embedded ring and the piston rod, another sealing device is arranged on the contact face between the piston and the cylinder body, and the stopping device is arranged at the bottom of the piston; the piston is in threaded connection with the piston rod. With the structure, the horizontally and downwards regulating type hydraulic oil cylinder is simple in structure and convenient to manufacture, reduces production cost, and is especially suitable for being used in three-roll plate bending machines.
Description
Technical field
The utility model relates to technical field of hydraulic oil cylinder, more particularly, relates in particular to a kind of horizontal down-regulation type 3-roller lapping 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, horizontal down-regulation type 3-roller lapping 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 horizontal down-regulation type 3-roller lapping machine hydraulic jack that cost is low.
The technical solution of the utility model is achieved in that a kind of horizontal down-regulation type 3-roller lapping 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, described oil cylinder also comprises two hydraulic fluid ports that are communicated with respectively rod chamber and rodless cavity, guide sleeve between cylinder body and piston rod and sealing capel, the suspension ring that are connected with cylinder bottom center, be arranged at the seal arrangement of sealing capel and piston rod surface of contact, 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, the bottom of cylinder body is connected by screw with cylinder bottom, and surface of contact is provided with O RunddichtringO and back-up ring.
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, two hydraulic fluid ports are all located on the sidewall of cylinder body, and equal outer lengthening joints, and its jointing is equipped with packing ring.
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.
Fig. 2 is the partial enlarged drawing at A place in Fig. 1.
In figure: 1-cylinder body; 2-cylinder bottom; 3-piston; 4-piston rod; 5-rod chamber; 6-rodless cavity; 7-hydraulic fluid port; 8-guide sleeve; 9-seals capel; 10-blind nut; 11-screw; 12-trim ring; 13-dust ring; 14-O RunddichtringO; The special seal of 15-Si; 16-Glais ring; 17-back-up ring; 18-packing ring; 19-lengthening joint; 20-suspension ring; 21-locked spacer; 22-round nut.
Embodiment
Consult shown in Fig. 1, a kind of horizontal down-regulation type 3-roller lapping 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 7 that are communicated with respectively rod chamber 5 and rodless cavity 6, guide sleeve 8 between cylinder body 1 and piston rod 4 and sealing capel 9, the suspension ring 20 that are connected with cylinder bottom 2 centers, be arranged at the seal arrangement of sealing capel 9 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 bottom of cylinder body 1 is connected by screw 11 with cylinder bottom 2, and surface of contact is provided with O RunddichtringO 14 and back-up ring 17.
The top of cylinder body 1 is provided with blind nut 10, and described blind nut 10 is connected and is set in outside piston rod 4 with sealing capel 9, and the surface of contact of itself and piston rod 4 is provided with O RunddichtringO 14.
Being arranged at sealing capel 9 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 21 and round nut 22.
Two hydraulic fluid ports 7 are located on the sidewall of cylinder body 1, and equal outer lengthening joints 19, and its jointing is equipped with packing ring 18.
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 horizontal down-regulation type 3-roller lapping 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: described oil cylinder also comprise guide sleeve between two hydraulic fluid ports being communicated with respectively rod chamber and rodless cavity, cylinder body and piston rod with sealing capel, the suspension ring that are connected with cylinder bottom center, be arranged at seal 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 piston base is set; Described piston is connected with piston rod thread.
2. horizontal down-regulation type 3-roller lapping machine hydraulic jack according to claim 1, it is characterized in that: the bottom of described cylinder body is connected by screw with cylinder bottom, and surface of contact is provided with O RunddichtringO and back-up ring.
3. horizontal down-regulation type 3-roller lapping 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. horizontal down-regulation type 3-roller lapping 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, 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. horizontal down-regulation type 3-roller lapping 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. horizontal down-regulation type 3-roller lapping machine hydraulic jack according to claim 1, is characterized in that: described two hydraulic fluid ports are all located on the sidewall of cylinder body, and equal outer lengthening joints, and its jointing is equipped with packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511406.7U CN203476895U (en) | 2013-08-20 | 2013-08-20 | Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511406.7U CN203476895U (en) | 2013-08-20 | 2013-08-20 | Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476895U true CN203476895U (en) | 2014-03-12 |
Family
ID=50225231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320511406.7U Expired - Fee Related CN203476895U (en) | 2013-08-20 | 2013-08-20 | Horizontally and downwards regulating type hydraulic oil cylinder for three-roll plate bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203476895U (en) |
-
2013
- 2013-08-20 CN CN201320511406.7U patent/CN203476895U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20160820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |