CN208040815U - A kind of rotary oil cylinder - Google Patents

A kind of rotary oil cylinder Download PDF

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Publication number
CN208040815U
CN208040815U CN201820394554.8U CN201820394554U CN208040815U CN 208040815 U CN208040815 U CN 208040815U CN 201820394554 U CN201820394554 U CN 201820394554U CN 208040815 U CN208040815 U CN 208040815U
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CN
China
Prior art keywords
cylinder
cylinder barrel
terminal pad
threaded rod
oil cylinder
Prior art date
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Active
Application number
CN201820394554.8U
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Chinese (zh)
Inventor
王关生
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Foshan Ganlong Hydraulic Machinery Co Ltd
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Foshan Ganlong Hydraulic Machinery Co Ltd
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Priority to CN201820394554.8U priority Critical patent/CN208040815U/en
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Publication of CN208040815U publication Critical patent/CN208040815U/en
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Abstract

The utility model discloses a kind of rotary oil cylinders, including cylinder barrel, one end of the cylinder barrel is integrally formed with terminal pad, and the other end of cylinder barrel is equipped with end cap by bolt, the outside connection of the end cap is welded with sealing steel pipe, connection is equipped with oil inlet and oil outlet on the lateral wall of the sealing steel pipe, the cylinder barrel is internally provided with piston, the side middle position of the piston is fixedly connected by rolling bearing with one end of threaded rod, and the other end of threaded rod is pierced by terminal pad, the external screw-thread of the threaded rod is equipped with nut, the nut is fixedly mounted on cylinder barrel inside one end of terminal pad, the rubber seal that be internally provided with and the cylinder barrel of the end cap match.The utility model, under the cooperation of rolling bearing and nut, threaded rod can rotate while movement so that the oil cylinder can meet more equipment so that the oil cylinder scope of application is wider, is conducive to popularize.

Description

A kind of rotary oil cylinder
Technical field
The utility model is related to oil cylinder technical field, specially a kind of rotary oil cylinder.
Background technology
Oil cylinder is called hydraulic cylinder, is the executive component in Hydraulic Power Transmission System, it is that hydraulic energy is converted into mechanical energy Energy conversion device.Hydraulic motor is accomplished that continuous rotary moves, and what hydraulic cylinder was realized is then to move back and forth.Hydraulic cylinder Structural shape has piston cylinder, plunger case, oscillating cylinder three categories, piston cylinder and plunger case to realize linear reciprocating motion, output speed And thrust, oscillating cylinder realize reciprocally swinging, Output speed (rotating speed) and torque.Hydraulic cylinder may be used also other than individually use It with two or more combines or gets up to use with other Mechanism Combinations.To complete special function.Hydraulic cylinder structure letter Single, reliable operation is widely used in the hydraulic system of lathe.Traditional oil cylinder, piston rod can not rotate, make Its smaller scope of application is obtained, is unfavorable for popularizing, for this purpose, proposing a kind of rotary oil cylinder.
Utility model content
The purpose of this utility model is to provide a kind of rotary oil cylinders, under the cooperation of rolling bearing and nut, threaded rod It can be rotated while movement so that the oil cylinder can meet more equipment so that the oil cylinder scope of application is wider, is conducive to It popularizes, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions:A kind of rotary oil cylinder, including cylinder barrel, it is described One end of cylinder barrel is integrally formed with terminal pad, and the other end of cylinder barrel is equipped with end cap, the outside connection of the end cap by bolt It is welded with sealing steel pipe, equipped with oil inlet and oil outlet, the inside of the cylinder barrel is set for connection on the lateral wall of the sealing steel pipe There are piston, the side middle position of the piston to be fixedly connected with one end of threaded rod by rolling bearing, and threaded rod The other end is pierced by terminal pad, and the external screw-thread of the threaded rod is equipped with nut, and the nut is fixedly mounted on cylinder barrel close to even It connects inside one end of disk.
Preferably, the end cap is internally provided with the rubber seal to match with cylinder barrel.
Preferably, the one end of the cylinder barrel far from terminal pad is internally provided with limit stop ring.
Preferably, the terminal pad is internally provided with the stomata being connected to cylinder barrel, and filtration core built in the inside of stomata.
Preferably, the bolt is at least provided with four.
Preferably, the terminal pad is internally provided with the limit hole to match with bolt.
Preferably, the external side of the terminal pad is equipped with the guide sleeve to match with threaded rod.
Compared with prior art, the utility model has the beneficial effects that:
The utility model is fixed by one end of rolling bearing and threaded rod by the side middle position in piston and is connected It connects, and the other end of threaded rod is pierced by terminal pad, the external screw-thread of threaded rod is equipped with nut, and nut is fixedly mounted on cylinder barrel and leans on Inside one end of nearly terminal pad, with the above arrangement, so that the oil cylinder is pushing piston in cylinder barrel internal motion using hydraulic oil When, piston pushes threaded rod movement, and under the cooperation of rolling bearing and nut, threaded rod can rotate while movement so that The oil cylinder can meet more equipment so that the oil cylinder scope of application is wider, is conducive to popularize.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the partial sectional view of the utility model;
Fig. 3 is the left view of the utility model.
In figure:1 cylinder barrel, 2 end caps, 3 terminal pads, 4 bolts, 5 oil outlets, 6 oil inlets, 7 sealing steel pipes, 8 limit holes, 9 are led To set, 10 threaded rods, 11 stomatas, 12 limit stop rings, 13 rubber seal, 14 pistons, 15 rolling bearings, 16 nuts.
Specific implementation mode
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 making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution:A kind of rotary oil cylinder, including cylinder barrel 1, the cylinder One end of cylinder 1 is integrally formed with terminal pad 3, and the other end of cylinder barrel 1 is equipped with end cap 2, the outside of the end cap 2 by bolt 4 Connection is welded with sealing steel pipe 7, and connection is equipped with oil inlet 6 and oil outlet 5, the cylinder barrel 1 on the lateral wall of the sealing steel pipe 7 Be internally provided with piston 14, the side middle position of the piston 14 is fixed by rolling bearing 15 and one end of threaded rod 10 Connection, and the other end of threaded rod 10 is pierced by terminal pad 3, the external screw-thread of the threaded rod 10 is equipped with nut 16, the spiral shell Mother 16 is fixedly mounted on cylinder barrel 1 inside one end of terminal pad 3.
Specifically, the end cap 2 is internally provided with the rubber seal 13 to match with cylinder barrel 1, it is close by the way that rubber is arranged Seal 13 can effectively prevent oil leak.
Specifically, the one end of the cylinder barrel 1 far from terminal pad 3 is internally provided with limit stop ring 12, by the way that limit stop ring is arranged 12, piston 14 can be prevented to be detached from cylinder barrel 1.
Specifically, the terminal pad 3 is internally provided with the stomata 11 being connected to cylinder barrel 1, and mistake built in the inside of stomata 11 Filter core is conducive to exhaust and air-breathing when piston 14 moves by the way that stomata 11 is arranged.
Specifically, the bolt 4 at least provided with four, passes through at least four bolts 4 of setting, it is ensured that end cap 2 and cylinder Cylinder 1 closely combines.
Specifically, the terminal pad 3 is internally provided with the limit hole 8 to match with bolt 4, by the way that limit hole 8 is arranged just In installation bolt 4.
Specifically, the external side of the terminal pad 3 is equipped with the guide sleeve 9 to match with threaded rod 10, led by setting Be conducive to the movement that threaded rod 10 is stablized to set 9.
Operation principle:The rotary oil cylinder passes through rolling bearing 15 and screw thread by the side middle position in piston 14 One end of bar 10 is fixedly connected, and the other end of threaded rod 10 is pierced by terminal pad 3, and the external screw-thread of threaded rod 10 is equipped with nut 16, nut 16 is fixedly mounted on cylinder barrel 1 inside one end of terminal pad 3, pushes piston 14 in cylinder using hydraulic oil when work The internal motion of cylinder 1, piston 14 push threaded rod 10 to move, and under the cooperation of rolling bearing 15 and nut 16, threaded rod 10 exists It can be rotated while movement so that the oil cylinder can meet more equipment so that the oil cylinder scope of application is wider, is conducive to push away It is wide and universal.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of rotary oil cylinder, including cylinder barrel (1), it is characterised in that:One end of the cylinder barrel (1) is integrally formed with terminal pad (3), And the other end of cylinder barrel (1) is equipped with end cap (2) by bolt (4), the outside connection of the end cap (2) is welded with sealing steel pipe (7), connection is equipped with oil inlet (6) and oil outlet (5) on the lateral wall of the sealing steel pipe (7), and the inside of the cylinder barrel (1) is set There are piston (14), the side middle position of the piston (14) to be fixed by rolling bearing (15) and one end of threaded rod (10) Connection, and the other end of threaded rod (10) is pierced by terminal pad (3), the external screw-thread of the threaded rod (10) is equipped with nut (16), the nut (16) is fixedly mounted on cylinder barrel (1) inside one end of terminal pad (3).
2. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The end cap (2) be internally provided with and cylinder barrel (1) rubber seal (13) to match.
3. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The one of the separate terminal pad (3) of the cylinder barrel (1) End is internally provided with limit stop ring (12).
4. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The terminal pad (3) be internally provided with and cylinder The stomata (11) of cylinder (1) connection, and filtration core built in the inside of stomata (11).
5. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The bolt (4) is at least provided with four.
6. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The terminal pad (3) be internally provided with and spiral shell The limit hole (8) that bolt (4) matches.
7. a kind of rotary oil cylinder according to claim 1, it is characterised in that:The external side of the terminal pad (3) is equipped with The guide sleeve (9) to match with threaded rod (10).
CN201820394554.8U 2018-03-22 2018-03-22 A kind of rotary oil cylinder Active CN208040815U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820394554.8U CN208040815U (en) 2018-03-22 2018-03-22 A kind of rotary oil cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820394554.8U CN208040815U (en) 2018-03-22 2018-03-22 A kind of rotary oil cylinder

Publications (1)

Publication Number Publication Date
CN208040815U true CN208040815U (en) 2018-11-02

Family

ID=63948371

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820394554.8U Active CN208040815U (en) 2018-03-22 2018-03-22 A kind of rotary oil cylinder

Country Status (1)

Country Link
CN (1) CN208040815U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110817714A (en) * 2019-12-07 2020-02-21 荆门市佰思机械科技有限公司 Hydraulic system of creeping formwork device
CN112119819A (en) * 2020-10-13 2020-12-25 衡阳远大建筑工业有限公司 Assembly type wall greening cultivation assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110817714A (en) * 2019-12-07 2020-02-21 荆门市佰思机械科技有限公司 Hydraulic system of creeping formwork device
CN112119819A (en) * 2020-10-13 2020-12-25 衡阳远大建筑工业有限公司 Assembly type wall greening cultivation assembly

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