CN209510766U - A kind of bending machine compensating cylinder - Google Patents
A kind of bending machine compensating cylinder Download PDFInfo
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- CN209510766U CN209510766U CN201822191316.XU CN201822191316U CN209510766U CN 209510766 U CN209510766 U CN 209510766U CN 201822191316 U CN201822191316 U CN 201822191316U CN 209510766 U CN209510766 U CN 209510766U
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- piston bar
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- cylinder
- bolster
- bending machine
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Abstract
The utility model discloses a kind of bending machine compensating cylinder, including lower cylinder cap, and lower cylinder cap upper end is equipped with cylinder body, and cylinder body upper end is equipped with upper cylinder cover.It is equipped with piston in cylinder body, First piston bar is fixed on piston, second piston bar is equipped in First piston bar, second piston bar bottom is equipped with and the sealing plate of First piston bar bore seal activity cooperation.Second annulus bottom end and sealing plate upper end are welded with the first bolster, and the first annulus upper end and sealing plate bottom end are welded with the second bolster of array distribution.The utility model is equipped with First piston bar and second piston bar, and second piston bar integrally can be freely up and down movable in First piston bar inner cavity, increases the stroke length of piston rod, can carry out length compensation according to the actual situation, brings convenience to bending machine work；The first bolster and the second bolster play the role of bumper and absorbing shock simultaneously, protect First piston bar and second piston bar, reduce the risk of First piston bar and second piston bar tearing.
Description
Technical field
The utility model relates to a kind of oil cylinder, a kind of particularly bending machine compensating cylinder.
Background technique
Bending machine is a kind of machine that bending can be carried out to thin plate, and structure mainly includes bracket, workbench and clamping
Plate, workbench are placed on bracket, and workbench is made of pedestal and pressing plate.When bending machine is worked with compensating cylinder, oil cylinder is fixed on
On column, sliding block connect with piston rod, moves up and down along the guide rail being fixed on column, and lower die is fixed on the table, upper mold
Be mounted on sliding block lower end, hydraulic system provides power, and electrical system provides instruction, under oil cylinder effect, sliding block drive upper mold to
Lower and lower die closure realizes the bending of plate.
In the prior art, hydraulic cylinder volume is larger, and installing and dismounting is inconvenient, and the stroke length of piston rod is fixed,
Length compensation cannot be carried out according to the actual situation on site, bring inconvenience to work；Meanwhile piston rod is due to stretching back and forth,
The body of rod has the risk of tearing after long-term work, needs to protect it, therefore proposes a kind of bending machine compensating cylinder.
Utility model content
The purpose of this utility model is to provide a kind of bending machine compensating cylinder, the utility model is equipped with First piston bar
And second piston bar, second piston bar integrally can be freely up and down movable in First piston bar inner cavity, increase the row of piston rod
Cheng Changdu can carry out length compensation according to the actual situation, bring convenience to bending machine work；First bolster and the simultaneously
Two bolsters play the role of bumper and absorbing shock, protect First piston bar and second piston bar, reduce First piston bar and
The risk of two piston rods tearing.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of bending machine compensating cylinder, including lower cylinder cap, the lower cylinder cap upper end are equipped with cylinder body, and cylinder body upper end is equipped with upper
Cylinder cap.
The lower cylinder cap side is provided with the first oil nozzle, and upper cylinder cover side is provided with the second oil nozzle.
Piston is equipped in the cylinder body, piston side is equipped with third sealing ring, and third sealing ring and inboard wall of cylinder block sealing are matched
It closes, First piston bar is fixed on piston, First piston bar inner cavity is hollow structure, and First piston bar bottom end is fixed with the first circle
Ring, First piston bar top are fixed with the second annulus.
Second piston bar is equipped in the First piston bar, the diameter of second piston bar and the second internal radius are equal, the
Two piston rod bottoms are equipped with and the sealing plate of First piston bar bore seal activity cooperation.
Second annulus bottom end and sealing plate upper end are welded with the first bolster of array distribution, on the first annulus
End and sealing plate bottom end are welded with the second bolster of array distribution.
Further, it is fixed with the first sealing ring between the lower cylinder cap and cylinder body, is fixed between upper cylinder cover and cylinder body
Second sealing ring.
Further, first oil nozzle and the second oil nozzle are connected to cylinder body, and the first oil nozzle and second oil nozzle one end
It is connected with oil pump.
Further, first bolster includes being welded to each other fixed the first taper buffer spring and the second taper to delay
Spring is rushed, the second bolster and the first bolster structure are identical.
Further, the upper cylinder cover center is fixed with guide pipe, and second piston bar activity is through upper cylinder cover and leads
Xiang Guan.
The utility model has the beneficial effects that
1, the utility model is equipped with First piston bar and second piston bar, and second piston bar integrally can be in First piston bar
It is freely up and down movable in chamber, the stroke length of piston rod is increased, length compensation can be carried out according to the actual situation, gives bending machine
Work brings convenience；
2, the utility model is equipped with the first bolster and the second bolster, when second piston bar activity is in First piston bar
When chamber, the first bolster and the second bolster play the role of bumper and absorbing shock, protect First piston bar and second piston bar, drop
The risk of low First piston bar and second piston bar tearing；
3, the utility model structure is simple, has just reached purpose by less part, practical.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model overall structure schematic cross-sectional view；
Fig. 3 is enlarged diagram at A in the utility model Fig. 2；
Fig. 4 is the utility model First piston bar and second piston bar configuration schematic diagram；
Fig. 5 is the utility model the first bolster structural schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " aperture ", "upper", "lower", " thickness ", "top",
" in ", " length ", "inner", indicating positions or the positional relationship such as " surrounding ", be merely for convenience of description the utility model and simplification
Description, rather than the component or element of indication or suggestion meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.
A kind of bending machine compensating cylinder, as illustrated in fig. 1 and 2, including lower cylinder cap 1, lower 1 upper end of cylinder cap are equipped with cylinder body 2, cylinder
2 upper end of body is equipped with upper cylinder cover 3, and the first sealing ring 11 is fixed between lower cylinder cap 1 and cylinder body 2, solid between upper cylinder cover 3 and cylinder body 2
Surely there is the second sealing ring 31.
As illustrated in fig. 1 and 2, lower 1 side of cylinder cap is provided with the first oil nozzle 12, and 3 side of upper cylinder cover is provided with the second oil nozzle 32, and first
Oil nozzle 12 is connected to cylinder body 2 with the second oil nozzle 32, and the first oil nozzle 12 and 32 one end of the second oil nozzle are connected with oil pump.
As shown in Figures 2 and 3, piston 4 is equipped in cylinder body 2, the oil pocket in cylinder body 2 is divided into cavity of resorption 4-1 and epicoele 4- by piston 4
2.4 side of piston is equipped with third sealing ring 41, third sealing ring 41 and the sealing cooperation of 2 inner wall of cylinder body, increases leakproofness.Piston
First piston bar 5 is fixed on 4,5 inner cavity of First piston bar is hollow structure, and 5 bottom end of First piston bar is fixed with the first annulus
51,5 top of First piston bar is fixed with the second annulus 52.
As shown in Figures 2 and 4, second piston bar 6, the diameter of second piston bar 6 and the second annulus are equipped in First piston bar 5
52 internal diameters are equal.6 bottom of second piston bar is equipped with and the sealing plate 61 of 5 bore seal activity of First piston bar cooperation, and second is living
Stopper rod 6 is whole can be freely up and down movable in 5 inner cavity of First piston bar.
As shown in figures 2 and 5,52 bottom end of the second annulus and 61 upper end of sealing plate are welded with the first buffering of array distribution
Part 7, the first bolster 7 include being welded to each other fixed the first taper buffer spring 71 and the second taper buffer spring 72.First
51 upper end of annulus and 61 bottom end of sealing plate are welded with the second bolster 8 of array distribution, the second bolster 8 and the first buffering
7 structure of part is identical.
In use, second bolster 8 stretches when the compression of the first bolster 7；When the compression of the second bolster 8, first is slow
Stamping 7 stretches.
As shown in Fig. 2, 3 center of upper cylinder cover is fixed with guide pipe 62,6 activity of second piston bar runs through 3 He of upper cylinder cover
Guide pipe 62.
The working principle of the utility model is as follows:
Oil pump, 12 oil inlet of the first oil nozzle are opened, cavity of resorption 4-1 hydraulic oil increases, and oil pressure actuated piston 4 drives First piston bar
5 move up, and the first bolster 7 compresses after the second bolster 8 stretches, and carry out appropriate benefit to the stroke length of second piston bar 6
It repays, increases the stroke length of second piston bar 6.Meanwhile epicoele 4-2 hydraulic oil is reduced, the second oil nozzle 32 is fuel-displaced.Use completion
Afterwards, 32 oil inlet of the second oil nozzle, the first oil nozzle 12 is fuel-displaced, and First piston bar 5 and second piston bar 6 reset.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.
Claims (5)
1. a kind of bending machine compensating cylinder, including lower cylinder cap (1), which is characterized in that lower cylinder cap (1) upper end is equipped with cylinder body
(2), cylinder body (2) upper end is equipped with upper cylinder cover (3)；
Lower cylinder cap (1) side is provided with the first oil nozzle (12), and upper cylinder cover (3) side is provided with the second oil nozzle (32)；
Piston (4) are equipped in the cylinder body (2), piston (4) side is equipped with third sealing ring (41), third sealing ring (41) and cylinder
The sealing of body (2) inner wall cooperates, and is fixed with First piston bar (5) on piston (4), and First piston bar (5) inner cavity is hollow structure, the
One piston rod (5) bottom end is fixed with the first annulus (51), and First piston bar (5) top is fixed with the second annulus (52)；
Second piston bar (6) are equipped in the First piston bar (5), in the diameter and the second annulus (52) of second piston bar (6)
Diameter is equal, and second piston bar (6) bottom is equipped with and the sealing plate (61) of First piston bar (5) bore seal activity cooperation；
Second annulus (52) bottom end and sealing plate (61) upper end are welded with the first bolster (7) of array distribution, the
One annulus (51) upper end and sealing plate (61) bottom end are welded with the second bolster (8) of array distribution.
2. a kind of bending machine compensating cylinder according to claim 1, which is characterized in that the lower cylinder cap (1) and cylinder body
(2) it is fixed between the first sealing ring (11), the second sealing ring (31) is fixed between upper cylinder cover (3) and cylinder body (2).
3. a kind of bending machine compensating cylinder according to claim 1, which is characterized in that first oil nozzle (12) and
Two oil nozzles (32) are connected to cylinder body (2), and the first oil nozzle (12) and the second oil nozzle (32) one end are connected with oil pump.
4. a kind of bending machine compensating cylinder according to claim 1, which is characterized in that the first bolster (7) packet
It includes and is welded to each other fixed the first taper buffer spring (71) and the second taper buffer spring (72), the second bolster (8) and
One bolster (7) structure is identical.
5. a kind of bending machine compensating cylinder according to claim 1, which is characterized in that upper cylinder cover (3) centre bit
It sets and is fixed with guide pipe (62), second piston bar (6) activity runs through upper cylinder cover (3) and guide pipe (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191316.XU CN209510766U (en) | 2018-12-25 | 2018-12-25 | A kind of bending machine compensating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191316.XU CN209510766U (en) | 2018-12-25 | 2018-12-25 | A kind of bending machine compensating cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN209510766U true CN209510766U (en) | 2019-10-18 |
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ID=68196995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822191316.XU Active CN209510766U (en) | 2018-12-25 | 2018-12-25 | A kind of bending machine compensating cylinder |
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| Country | Link |
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| CN (1) | CN209510766U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966282A (en) * | 2019-12-31 | 2020-04-07 | 巢湖市金辉自控设备有限公司 | Compensation oil cylinder for bending machine machining |
| CN113339351A (en) * | 2021-05-14 | 2021-09-03 | 安徽五洋机床制造有限公司 | Pneumatic oil cylinder of plate shearing machine |
-
2018
- 2018-12-25 CN CN201822191316.XU patent/CN209510766U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110966282A (en) * | 2019-12-31 | 2020-04-07 | 巢湖市金辉自控设备有限公司 | Compensation oil cylinder for bending machine machining |
| CN113339351A (en) * | 2021-05-14 | 2021-09-03 | 安徽五洋机床制造有限公司 | Pneumatic oil cylinder of plate shearing machine |
| CN113339351B (en) * | 2021-05-14 | 2024-04-26 | 安徽五洋机床制造有限公司 | Pneumatic cylinder of plate shearing machine |
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