CN108035938A - The oil cylinder that a kind of push-pull effort is combined - Google Patents
The oil cylinder that a kind of push-pull effort is combined Download PDFInfo
- Publication number
- CN108035938A CN108035938A CN201810017375.7A CN201810017375A CN108035938A CN 108035938 A CN108035938 A CN 108035938A CN 201810017375 A CN201810017375 A CN 201810017375A CN 108035938 A CN108035938 A CN 108035938A
- Authority
- CN
- China
- Prior art keywords
- piston head
- oil
- cylinder body
- end cap
- spacing end
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims abstract description 5
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
- F15B15/1442—End cap sealings
Abstract
The invention discloses the oil cylinder that a kind of push-pull effort is combined, including cylinder body, piston rod, spacing end cap, piston head, oil nozzle, the cylinder body both ends are respectively provided with a spacing end cap, piston rod passes through two spacing end caps, the first dust seal is embedded with the spacing end cap inner wall, first oil sealing and the first guidance tape, a piston head is fixed with the piston rod, piston head is annular in shape, piston head is sleeved on the middle part of piston rod, a slip ring is embedded with the piston head outer wall, slip ring inner wall is equipped with expansion loop, the piston head outer wall is equipped with some second guidance tapes, at least respectively there are second guidance tape in slip ring both sides, the cylinder body is equipped with two oil nozzles, oil nozzle is connected with cylinder interior, two oil nozzles are located at the both sides of piston head respectively.Both sides of the invention by the way that two oil nozzles to be separately positioned on to piston head so that piston head both ends can produce a pulling force and a thrust so that oil cylinder, which has, preferably contributes, and improves the ability of oil cylinder.
Description
【Technical field】
The present invention relates to the technical field of the technical field of hydraulic pressure, particularly oil cylinder.
【Background technology】
Oil cylinder, that is, hydraulic cylinder, hydraulic cylinder are the directly proportional straight line fortune of the pressure difference on power output and piston effective area and its both sides
Dynamic formula executive component.Its function is that hydraulic energy is converted into mechanical energy.The input quantity of hydraulic cylinder is the flow and pressure of fluid,
Output is point-to-point speed and power.The piston of hydraulic cylinder can complete straight reciprocating motion, and the straight-line displacement of output is limited
's.Hydraulic cylinder is the energy conversion device for the mechanical energy that hydraulic energy is converted to linear reciprocating motion.Hydraulic cylinder is substantially by cylinder
Cylinder and cylinder cap, piston and piston rod, sealing device, buffer unit and exhaust apparatus form.Buffer unit regards tool with exhaust apparatus
Depending on body application scenario, other devices are then essential.Existing oil cylinder often promotes piston using thrust, contributes inadequate
Greatly.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes the oil cylinder that a kind of push-pull effort is combined, can
Oil cylinder is contributed under thrust and the collective effect of pulling force, contribute big.
To achieve the above object, the present invention proposes the oil cylinder that a kind of push-pull effort is combined, including cylinder body, piston rod, limit
Position end cap, piston head, oil nozzle, the cylinder body both ends are respectively provided with a spacing end cap, and spacing end cap is annular in shape, and piston rod passes through
Two spacing end caps, are embedded with the first dust seal, the first oil sealing and the first guidance tape, the piston rod on the spacing end cap inner wall
On be fixed with a piston head, piston head is annular in shape, and piston head is sleeved on the middle part of piston rod, and one is embedded with the piston head outer wall
A slip ring, slip ring inner wall are equipped with expansion loop, and the piston head outer wall is equipped with some second guidance tapes, and slip ring both sides are at least each
There is second guidance tape, the cylinder body is equipped with two oil nozzles, and oil nozzle is connected with cylinder interior, and two oil nozzles are located at respectively
The both sides of piston head.
Preferably, the mode that the spacing end cap is connected through a screw thread is fixed on cylinder body, the remote cylinder of spacing end cap
Side is equipped with flange, and flange is close to the end of cylinder body.
Preferably, the spacing end cap portion is stretched into cylinder body, spacing end cap to stretch into cylinder interior embedding exceptionally on wall
There is the 3rd O-ring seal.
Preferably, the cylinder body both sides are respectively screwed with some holding screws, holding screw is screwed into spacing end cap.
Preferably, being embedded with two ring cards in the middle part of the piston rod, piston head is clipped between two ring cards, and piston head is in ring
Shape, is embedded with second O-ring seal on piston head inner wall.
Preferably, described piston head one end is equipped with an annular recess, the protrusion that annular recess blocks a ring card is lived
The part of stopper rod, another ring card outside are embedded with a clamp spring.
Preferably, the junction of the oil nozzle and cylinder body is located at the end of spacing end cap.
Preferably, the piston rod axis is equipped with an auxiliary through hole, piston rod both ends are equipped with some keyways.
Preferably, some main supports and auxiliary stand are welded with the outer wall of cylinder block.
Beneficial effects of the present invention：Both sides of the invention by the way that two oil nozzles to be separately positioned on to piston head so that piston
Head both ends can produce a pulling force and a thrust so that oil cylinder, which has, preferably contributes, and improves the ability of oil cylinder；Positive stop end
The setting of lid causes oil cylinder to have better seal so that oil cylinder not easy oil leakage, has been also convenient for the maintenance of oil cylinder；First is oriented to
The setting of band and the second guidance tape causes oil cylinder preferably to run, and is not easy to be stuck.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Brief description of the drawings】
Fig. 1 is the front view for the oil cylinder that a kind of push-pull effort of the present invention is combined；
Fig. 2 is the sectional view for the oil cylinder that a kind of push-pull effort of the present invention is combined.
In figure：1- cylinder bodies, 2- piston rods, 3- piston heads, the spacing end caps of 4-, 10- oil nozzles, 11- main supports, 12- auxiliary branch
Frame, 20- auxiliary through hole, 21- keyways, 25- rings card, 26- clamp springs, 30- annular recess, 31- slip rings, 32- expansion loops, 33- second
Guidance tape, the second O-ring seals of 34-, 40- flanges, the first dust seals of 41-, the first oil sealings of 42-, the first guidance tapes of 43-, 44-
Three O-ring seals, 45- holding screws.
【Embodiment】
Refering to Fig. 1 and Fig. 2, oil cylinder that a kind of push-pull effort of the present invention is combined, including cylinder body 1, piston rod 2, spacing end cap
4th, piston head 3, oil nozzle 10,1 both ends of cylinder body are respectively provided with a spacing end cap 4, and spacing end cap 4 is annular in shape, and piston rod 2 is worn
Two spacing end caps 4 are crossed, the first dust seal 41, the first oil sealing 42 and the first guidance tape 43 are embedded with spacing 4 inner wall of end cap,
A piston head 3 is fixed with the piston rod 2, piston head 3 is annular in shape, and piston head 3 is sleeved on the middle part of piston rod 2, the work
A slip ring 31 is embedded with 3 outer wall of chock plug, 31 inner wall of slip ring is equipped with expansion loop 32, and 3 outer wall of piston head is equipped with some
At least respectively there are second guidance tape 33 in second guidance tape 33,31 both sides of slip ring, and the cylinder body 1 is equipped with two oil nozzles 10, oil
For mouth 10 with being connected inside cylinder body 1, two oil nozzles 10 are located at the both sides of piston head 3 respectively, and the spacing end cap 4 is connected by screw thread
The mode connect is fixed on cylinder body 1, and 1 side of remote cylinder body of spacing end cap 4 is equipped with flange 40, and flange 40 is close to the end of cylinder body 1,
4 part of spacing end cap is stretched into cylinder body 1, and stretching into for spacing end cap 4 is embedded with the 3rd O-shaped sealing on 1 inside points outer wall of cylinder body
Circle 44,1 both sides of cylinder body are respectively screwed with some holding screws 45, and holding screw 45 is screwed into spacing end cap 4, the piston rod 2
Middle part is embedded with two ring cards 25, and piston head 3 is clipped between two ring cards 25, and piston head 3 is annular in shape, is embedded with 3 inner wall of piston head
One the second O-ring seal 34, described 3 one end of piston head are equipped with an annular recess 30, and annular recess 30 blocks a ring card
The part of 25 protrusion piston rod 2, another outside of ring card 25 are embedded with a clamp spring 26, the combination of the oil nozzle 10 and cylinder body 1
Place is equipped with an auxiliary through hole 20 positioned at the end of spacing end cap 4,2 axis of piston rod, if 2 both ends of piston rod are equipped with
Dry keyway 21, is welded with some main supports 11 and auxiliary stand 12 on 1 outer wall of cylinder body.
The course of work of the present invention：
During the work time, two oil nozzles 10 are separately positioned on piston head 3 to the oil cylinder that a kind of push-pull effort of the present invention is combined
Both sides so that 3 both ends of piston head can produce a pulling force and a thrust so that oil cylinder have preferably contribute, improve
The ability of oil cylinder；The setting of spacing end cap 4 causes oil cylinder to have better seal so that oil cylinder not easy oil leakage, is also convenient for
The maintenance of oil cylinder；The setting of first guidance tape 43 and the second guidance tape 33 causes oil cylinder preferably to run, and is not easy to be stuck.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (9)
- A kind of 1. oil cylinder that push-pull effort is combined, it is characterised in that：Including cylinder body (1), piston rod (2), spacing end cap (4), work Chock plug (3), oil nozzle (10), cylinder body (1) both ends are respectively provided with a spacing end cap (4), and spacing end cap (4) is annularly, living Stopper rod (2) passes through two spacing end caps (4), and the first dust seal (41), the first oil sealing are embedded with spacing end cap (4) inner wall (42) and the first guidance tape (43), be fixed with a piston head (3) on the piston rod (2), piston head (3) annularly, piston Head (3) is sleeved on the middle part of piston rod (2), is embedded with a slip ring (31) on piston head (3) outer wall, is set on slip ring (31) inner wall There is expansion loop (32), piston head (3) outer wall is equipped with some second guidance tapes (33), and slip ring (31) both sides at least respectively have one A second guidance tape (33), the cylinder body (1) are equipped with two oil nozzles (10), and oil nozzle (10) inside cylinder body (1) with being connected, and two A oil nozzle (10) is located at the both sides of piston head (3) respectively.
- 2. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：The spacing end cap (4) passes through The mode of threaded connection is fixed on cylinder body (1), and remote cylinder body (1) side of spacing end cap (4) is equipped with flange (40), flange (40) It is close to the end of cylinder body (1).
- 3. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：Spacing end cap (4) part Stretch into cylinder body (1), stretching into for spacing end cap (4) is embedded with the 3rd O-ring seal (44) on cylinder body (1) inside points outer wall.
- 4. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：Cylinder body (1) both sides are each to twist There are some holding screws (45), holding screw (45) is screwed into spacing end cap (4).
- 5. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：It is embedding in the middle part of the piston rod (2) Have two ring cards (25), piston head (3) is clipped between two ring cards (25), piston head (3) annularly, on piston head (3) inner wall Embedded with second O-ring seal (34).
- 6. the oil cylinder that a kind of push-pull effort as claimed in claim 5 is combined, it is characterised in that：Described piston head (3) one end is set There is an annular recess (30), annular recess (30) blocks the part of the protrusion piston rod (2) of a ring card (25), another ring A clamp spring (26) is embedded with outside card (25).
- 7. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：The oil nozzle (10) and cylinder body (1) junction is located at the end of spacing end cap (4).
- 8. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：On piston rod (2) axis Equipped with an auxiliary through hole (20), piston rod (2) both ends are equipped with some keyways (21).
- 9. the oil cylinder that a kind of push-pull effort as claimed in claim 1 is combined, it is characterised in that：Welded on cylinder body (1) outer wall It is connected to some main supports (11) and auxiliary stand (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017375.7A CN108035938A (en) | 2018-01-09 | 2018-01-09 | The oil cylinder that a kind of push-pull effort is combined |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017375.7A CN108035938A (en) | 2018-01-09 | 2018-01-09 | The oil cylinder that a kind of push-pull effort is combined |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108035938A true CN108035938A (en) | 2018-05-15 |
Family
ID=62099420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810017375.7A Pending CN108035938A (en) | 2018-01-09 | 2018-01-09 | The oil cylinder that a kind of push-pull effort is combined |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035938A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220397129A1 (en) * | 2019-11-08 | 2022-12-15 | Buemach Engineering International B. V. | Working cylinder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204312446U (en) * | 2014-10-28 | 2015-05-06 | 江西博茂机械有限公司 | A kind of Bidirectional piston type oil cylinder |
| CN104847892A (en) * | 2014-09-12 | 2015-08-19 | 无锡市威特机械有限公司 | Extruder oil cylinder piston rod and novel oil cylinder structure |
| CN205136212U (en) * | 2015-11-20 | 2016-04-06 | 湖州生力液压有限公司 | Steering axle driving oil cylinder |
| CN207879755U (en) * | 2018-01-09 | 2018-09-18 | 嘉兴新维液压缸有限公司 | A kind of oil cylinder that push-pull effort is combined |
-
2018
- 2018-01-09 CN CN201810017375.7A patent/CN108035938A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847892A (en) * | 2014-09-12 | 2015-08-19 | 无锡市威特机械有限公司 | Extruder oil cylinder piston rod and novel oil cylinder structure |
| CN204312446U (en) * | 2014-10-28 | 2015-05-06 | 江西博茂机械有限公司 | A kind of Bidirectional piston type oil cylinder |
| CN205136212U (en) * | 2015-11-20 | 2016-04-06 | 湖州生力液压有限公司 | Steering axle driving oil cylinder |
| CN207879755U (en) * | 2018-01-09 | 2018-09-18 | 嘉兴新维液压缸有限公司 | A kind of oil cylinder that push-pull effort is combined |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220397129A1 (en) * | 2019-11-08 | 2022-12-15 | Buemach Engineering International B. V. | Working cylinder |
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