CN207212809U - A kind of small-sized threaded body two-way cylinder - Google Patents
A kind of small-sized threaded body two-way cylinder Download PDFInfo
- Publication number
- CN207212809U CN207212809U CN201721198391.8U CN201721198391U CN207212809U CN 207212809 U CN207212809 U CN 207212809U CN 201721198391 U CN201721198391 U CN 201721198391U CN 207212809 U CN207212809 U CN 207212809U
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- China
- Prior art keywords
- cylinder
- piston rod
- small
- sized threaded
- pressing plate
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Abstract
Plant equipment manufacturing field is the utility model is related to, more particularly to a kind of small-sized threaded body two-way cylinder.Including cylinder body, piston rod, oil cylinder cover, pressing plate, 1/8 knuckle joint and ferrule fitting, the outer lower portion of cylinder body designs for external screw thread, 1/8 knuckle joint is located at the side of cylinder body, piston rod is located at cylinder body inner hub location, piston rod is connected with pressing plate, and oil cylinder cover is located at the bottom of cylinder body, and pressing plate can be driven and freely activity by piston rod, ferrule fitting is located at the lower section of cylinder body, and the ferrule fitting is connected with oil cylinder cover.The utility model, which provides one kind, can meet different structure part processing request, suitable for different fixture body thicknesses, small-sized threaded body two-way cylinder simple and reliable for structure.
Description
Technical field
Plant equipment manufacturing field is the utility model is related to, more particularly to a kind of small-sized threaded body two-way cylinder.
Background technology
Hydraulic cylinder is that hydraulic energy is changed into mechanical energy, does straight reciprocating motion or the hydraulic pressure of oscillating motion performs member
Part.During with it to realize reciprocating motion, deceleration device can be removed from, and there is no drive gap, stable movement, simple in construction, work
Make reliably, therefore be used widely in various mechanical hydraulic systems.Hydraulic cylinder substantially by cylinder barrel and cylinder cap, piston and
Piston rod, sealing device, buffer unit and exhaust apparatus form.Buffer unit and exhaust apparatus depending on concrete application occasion,
Other devices are then essential.Different structure part processing request can be met by being badly in need of one kind at present, thick suitable for different clamp bodies
Degree, small-sized threaded body two-way cylinder simple and reliable for structure.
Utility model content
In view of problem above, the utility model, which provides one kind, can meet different structure part processing request, suitable for not
With fixture body thickness, small-sized threaded body two-way cylinder simple and reliable for structure.
In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme：
A kind of small-sized threaded body two-way cylinder in the utility model, including cylinder body, piston rod, oil cylinder cover, pressing plate, 1/
8 knuckle joints and ferrule fitting, the outer lower portion of the cylinder body design for external screw thread, and 1/8 knuckle joint is located at oil cylinder
The side of body, the piston rod are located at cylinder body inner hub location, and the piston rod is connected with pressing plate, and the oil cylinder cover is located at
The bottom of cylinder body, the pressing plate can be driven and freely activity by piston rod, and the ferrule fitting is located at the lower section of cylinder body, institute
Ferrule fitting is stated to be connected with oil cylinder cover.
The periphery of the piston rod is provided with hole square ring, plays the two way seal of piston rod.
Dust ring is provided between the piston rod and cylinder body.
The periphery of the piston rod is provided with the second O-ring back-up ring, does anti-extrusion ring use.
The first O-ring back-up ring is provided with inside the cylinder body.
The top of the piston rod is provided with the second connecting pin.
The pressing plate is provided with the first connecting pin.
The outside of the cylinder body is provided with stripped nut.
The pressing plate is connected by flap with cylinder body.
The flap is fixed on cylinder body by the first connecting pin, and the ferrule fitting includes nut, rear cutting ferrule, preceding
Cutting ferrule and fittings body.
The advantages of the utility model and beneficial effect are：Different structure part processing request can be met by providing one kind, be fitted
For different fixture body thicknesses, small-sized threaded body two-way cylinder simple and reliable for structure.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is oil cylinder stereogram.
Fig. 2 is cylinder structure schematic diagram.
Fig. 3 is oil cylinder top view.
Description of reference numerals
1. the hole dust ring of square ring 5. of 2. piston rod of cylinder body, 3. oil cylinder cover 4.
7. the flap of the first 8. second O-ring back-up ring of O-ring back-up ring, 9. pressing plate 10.
11. the knuckle joint of the first 12. second connecting pin of connecting pin, 13. stripped nut 16.1/8
17. ferrule fitting
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
A kind of small-sized threaded body two-way cylinder, as shown in Figures 2 and 3, including cylinder body 1, piston rod 2, oil cylinder cover 3, pressure
Plate 9,1/8 knuckle joint 16 and ferrule fitting 17, the outer lower portion of cylinder body 1 are designed for external screw thread, and 1/8 knuckle joint 16 is located at
The side of cylinder body 1, piston rod 2 are located at cylinder body inner hub location, and piston rod 2 is connected with pressing plate, and oil cylinder cover 3 is located at oil cylinder
The bottom of body 1, pressing plate 9 can be driven and freely activity by piston rod 2, and ferrule fitting 17 is located at the lower section of cylinder body 1, ferrule fitting
17 are connected with oil cylinder cover 3.
The periphery of piston rod 2 is provided with hole square ring 4, plays the two way seal of piston rod.Piston rod 2 and cylinder body 1
Between be provided with dust ring 5.The periphery of piston rod 2 is provided with the second O-ring back-up ring 8, does anti-extrusion ring use.The inside of cylinder body 1 is provided with
First O-ring back-up ring 7.The top of piston rod 2 is provided with the second connecting pin 12.Pressing plate 9 is provided with the first connecting pin 11.Cylinder body 1
Outside be provided with stripped nut 13.Pressing plate 9 is connected by flap 10 with cylinder body 1.Flap 10 passes through the first connecting pin
11 are fixed on cylinder body 1, and the ferrule fitting 15 includes nut, rear cutting ferrule, preceding cutting ferrule and fittings body.
As shown in figure 1, entering hydraulic oil by bottom hydraulic fluid port, internal piston bar 2 is promoted to move upwards under oil pressure effect.
Pressing plate 9 is set to move downwards in the presence of lever, compacting processing workpiece.In the presence of oil pressure is constant, pressing plate 9 is firmly pressed
Firmly object and remain stationary as.After the oil pocket decompression of bottom, in the presence of the logical oil of top hydraulic fluid port, piston rod 2 returns to initial position,
Platen clamp return effect required for completing.
The often use of this small-sized screw thread lever cylinder needs the situation of large force again in fixture narrow space, clamped workpiece
Lower use.External by oil circuit, oil pressure double action, securely and reliably, cylinder body external diameter use externally threaded design method.It disclosure satisfy that not
With the processing of constitutional detail, and different fixture body thicknesses are adapted to, it is simple in construction safe and reliable.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (10)
1. a kind of small-sized threaded body two-way cylinder, it is characterised in that including cylinder body, piston rod, oil cylinder cover, pressing plate, 1/8 hinge
Chain joint and ferrule fitting, the outer lower portion of the cylinder body design for external screw thread, and 1/8 knuckle joint is located at cylinder body
Side, the piston rod are located at cylinder body inner hub location, and the piston rod is connected with pressing plate, and the oil cylinder cover is located at oil cylinder
The bottom of body, the pressing plate can be driven and freely activity by piston rod, and the ferrule fitting is located at the lower section of cylinder body, the card
Bell and spigot joint is connected with oil cylinder cover.
A kind of 2. small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the periphery of the piston rod
Provided with hole square ring, play the two way seal of piston rod.
3. a kind of small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the piston rod and oil cylinder
Dust ring is provided between body.
A kind of 4. small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the periphery of the piston rod
Provided with the second O-ring back-up ring, anti-extrusion ring use is done.
5. a kind of small-sized threaded body two-way cylinder according to claim 1, it is characterised in that set inside the cylinder body
There is the first O-ring back-up ring.
A kind of 6. small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the top of the piston rod
Provided with the second connecting pin.
7. a kind of small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the pressing plate is provided with the
One connecting pin.
A kind of 8. small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the outside of the cylinder body
Provided with stripped nut.
9. a kind of small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the pressing plate passes through hinge
Plate is connected with cylinder body.
10. a kind of small-sized threaded body two-way cylinder according to claim 1, it is characterised in that the flap passes through
First connecting pin is fixed on cylinder body, and the ferrule fitting includes nut, rear cutting ferrule, preceding cutting ferrule and fittings body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198391.8U CN207212809U (en) | 2017-09-19 | 2017-09-19 | A kind of small-sized threaded body two-way cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721198391.8U CN207212809U (en) | 2017-09-19 | 2017-09-19 | A kind of small-sized threaded body two-way cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212809U true CN207212809U (en) | 2018-04-10 |
Family
ID=61821588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721198391.8U Active CN207212809U (en) | 2017-09-19 | 2017-09-19 | A kind of small-sized threaded body two-way cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911631A (en) * | 2020-08-10 | 2020-11-10 | 常德市联嘉机械有限公司 | Bidirectional piston sealing structure used in high-pressure environment |
-
2017
- 2017-09-19 CN CN201721198391.8U patent/CN207212809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911631A (en) * | 2020-08-10 | 2020-11-10 | 常德市联嘉机械有限公司 | Bidirectional piston sealing structure used in high-pressure environment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |