CN113236626A

CN113236626A - Long-life zero-leakage rotary oil cylinder

Info

Publication number: CN113236626A
Application number: CN202110412987.8A
Authority: CN
Inventors: 杨晓磊; 杨思锋
Original assignee: Anhui Wuyang Machine Tool Manufacturing Co ltd
Current assignee: Anhui Wuyang Machine Tool Manufacturing Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-08-10

Abstract

The invention discloses a long-life zero-leakage rotary oil cylinder, which belongs to the technical field of oil cylinders and comprises a cylinder body, wherein the bottom end of the cylinder body is provided with a mounting seat, the top end of the cylinder body is symmetrically provided with two oil nipples, the oil nipples are connected with an oil pump arranged outside, the side end of the cylinder body is provided with a bearing seat, a piston rod is arranged in the bearing seat, one end of the piston rod is provided with a mounting hole, the other end of the piston rod is provided with a gear, the gear is positioned in the cylinder body, the inside of the cylinder body is symmetrically provided with two first oil cylinders, the first oil cylinders are positioned on two sides of the gear, the top ends of the first oil cylinders are provided with oil inlets, and the bottom end of the first oil cylinders is provided with oil outlets; according to the invention, the two first cylinders are arranged in the cylinder body, the rack is driven to move by the compression of oil pressure, and the operation is realized by the matching of the rack and the gear, so that parts are simplified, the cost is saved, and meanwhile, part of leaked gasoline can be absorbed into the second oil cylinder by the miniature air pump for storage by the aid of the sucking disc and the sealing ring, so that the secondary use is facilitated, and the waste is reduced.

Description

Long-life zero-leakage rotary oil cylinder

Technical Field

The invention belongs to the technical field of oil cylinders, and particularly relates to a long-life zero-leakage rotary oil cylinder.

Background

The oil cylinders are divided into a swing oil cylinder, a rotary oil cylinder and the like, the hydraulic rotary oil cylinder is a tightly assembled accessory, a very high torque is integrated by applying hydraulic pressure in a small space, the hydraulic rotary oil cylinder can be accurately and easily controlled although the power is very high, the rotary oil cylinder is successfully applied to almost all fields requiring limited rotary motion and large torque, the rotary oil cylinder realizes rotary motion through complex part connection, the application range of the rotary oil cylinder is wider and wider, although the existing rotary oil cylinder is provided with a better sealing device for preventing gasoline leakage, a part of gasoline at the joint of an oil nozzle and an oil pipe can be leaked, so that waste is caused, the parts of the existing oil cylinder are complex, and the use cost is very high.

Disclosure of Invention

In view of the shortcomings in the prior art, the present invention provides a long-life zero-leakage rotary cylinder to solve the above problems in the prior art.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a zero rotatory hydro-cylinder that leaks of long-life, includes the cylinder body, the bottom of cylinder body is equipped with the mount pad, the top symmetry of cylinder body is equipped with two glib talkers, glib talker and the outside oil pump connection that is equipped with, be equipped with the bearing frame on the side of cylinder body, be equipped with the piston rod in the bearing frame, the one end of piston rod is equipped with the mounting hole, be equipped with the gear on the other end of piston rod, the gear is located inside the cylinder body, the inside symmetry of cylinder body is equipped with two first hydro-cylinders, first hydro-cylinder is located the both sides of gear, the top of first hydro-cylinder is equipped with the oil inlet, the bottom of first hydro-cylinder is equipped with the oil-out, the oil inlet is connected with the glib talker through first oil pipe, connect through second oil pipe between the oil-out, still be equipped with two second hydro-cylinders on the inner wall of cylinder body.

Further, one side that first hydro-cylinder is close to the gear is equipped with the opening, the top is equipped with first telescopic baffle in the opening, first telescopic baffle's bottom fixedly connected with slide, the slide is located inside the first hydro-cylinder, and the slide separates first hydro-cylinder for upper oil pocket and lower oil pocket, the bottom fixedly connected with second telescopic baffle of slide, the one end that the slide is close to the gear is equipped with the rack, rack and gear engagement.

Further, inside top and the bottom of opening are buffer gear still symmetrically, buffer gear includes first buffer spring, first buffer spring's bottom is equipped with the baffle, the surface cladding of baffle has the rubber slab.

Furthermore, a plurality of second buffer springs are arranged at the top end and the bottom end of the first oil cylinder, one end of each second buffer spring is connected with the outer wall of the first oil cylinder, and the other end of each second buffer spring is connected with the inner wall of the cylinder body.

Furthermore, a first sealing ring is arranged on the oil inlet and the oil outlet, a sucker is coated on the first sealing ring, and the sucker is fixedly connected with the second oil cylinder through a third oil pipe.

Furthermore, a second sealing ring is further arranged at the joint of the sucker and the first oil cylinder, adsorption sponge is arranged around the inside of the sucker, a miniature air pump is arranged on the third oil pipe, and the miniature air pump is electrically connected with a controller arranged outside.

The invention has the beneficial effects that:

according to the invention, the two first cylinders are arranged in the cylinder body, the rack is driven to move by the compression of oil pressure, and the operation is realized by the matching of the rack and the gear, so that parts are simplified, the cost is saved, and meanwhile, part of leaked gasoline can be absorbed into the second oil cylinder by the miniature air pump for storage by the aid of the sucking disc and the sealing ring, so that the secondary use is facilitated, and the waste is reduced.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of a first cylinder;

FIG. 4 is a cross-sectional view of the first cylinder;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

fig. 6 is a schematic view of the structure of the suction cup.

The reference numbers in the figures illustrate:

1. a cylinder body; 2. a mounting seat; 3. a nozzle tip; 4. a first oil pipe; 5. a bearing seat; 6. a piston rod; 7. mounting holes; 8. a gear; 9. a first cylinder; 10. an oil inlet; 11. an oil outlet; 12. a second oil pipe; 13. an opening; 14. a first retractable baffle; 15. a slide plate; 16. a second retractable baffle; 17. a rack; 18. an upper oil chamber; 19. a lower oil chamber; 20. a buffer mechanism; 21. a first buffer spring; 22. a baffle plate; 23. a rubber plate; 24. a second buffer spring; 25. a second cylinder; 26. a first seal ring; 27. a suction cup; 28. a third oil pipe; 29. a second seal ring; 30. adsorbing the sponge; 31. a miniature air pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

A long-life zero-leakage rotary oil cylinder is disclosed, as shown in fig. 1-6, and comprises a cylinder body 1, a mounting seat 2 is arranged at the bottom end of the cylinder body 1, two oil nozzles 3 are symmetrically arranged at the top end of the cylinder body 1, the oil nozzles 3 are connected with an oil pump arranged outside, a bearing seat 5 is arranged at the side end of the cylinder body 1, a piston rod 6 is arranged in the bearing seat 5, a mounting hole 7 is arranged at one end of the piston rod 6, a gear 8 is arranged at the other end of the piston rod 6, the gear 8 is positioned inside the cylinder body 1, two first oil cylinders 9 are symmetrically arranged inside the cylinder body 1, the first oil cylinders 9 are positioned at two sides of the gear 8, an oil inlet 10 is arranged at the top end of the first oil cylinder 9, an oil outlet 11 is arranged at the bottom end of the first oil cylinder 9, the oil inlet 10 is connected with the oil nozzles 3 through a first oil pipe 4, the oil outlet 11 is connected through a second oil pipe 12, the mounting hole 7 and the mounting seat 2 facilitate the installation and fixation of the oil pipe, an opening 13 is arranged at one side of the first oil cylinder 9 close to the gear 8, the top end in the opening 13 is provided with a first telescopic baffle 14, the bottom end of the first telescopic baffle 14 is fixedly connected with a sliding plate 15, the sliding plate 15 is positioned in the first oil cylinder 9, the sliding plate 15 divides the first oil cylinder 9 into an upper oil cavity 18 and a lower oil cavity 19, the bottom end of the sliding plate 15 is fixedly connected with a second telescopic baffle 16, one end of the sliding plate 15 close to the gear 8 is provided with a rack 17, the rack 17 is meshed with the gear 8, the sliding plate 15 can be driven to move up and down by stamping of gasoline in the upper oil cavity 18 and the lower oil cavity 19, the piston rod 6 can be driven to rotate by matching of the gear 8 and the rack 17 to realize operation, the top end and the bottom end in the opening 13 are also symmetrical with a buffer mechanism 20, the buffer mechanism 20 comprises a first buffer spring 21, the bottom end of the first buffer spring 21 is provided with a resisting baffle 22, the surface of the resisting baffle 22 is coated with a rubber plate 23, and by matching of the first buffer spring 21 with the rubber plate 23, when the push motion is reduced, the collision between the sliding plate 15 and the inside of the opening 13 can be reduced, the service cycle of parts inside the oil cylinder is prolonged, a plurality of second buffer springs 24 are arranged at the top end and the bottom end of the first oil cylinder 9, one end of each second buffer spring 24 is connected with the outer wall of the first oil cylinder 9, the other end of each second buffer spring 24 is connected with the inner wall of the cylinder body 1, the second buffer springs 24 are arranged to improve the buffer performance of the first oil cylinder 9 in the cylinder body 1, so that the first oil cylinder 9 is not easy to damage, two second oil cylinders 25 are further arranged on the inner wall of the cylinder body 1, first sealing rings 26 are arranged on the oil inlet 10 and the oil outlet 11, suckers 27 are coated on the first sealing rings 26, the suckers 27 are fixedly connected with the second oil cylinders 25 through third oil pipes 28, second sealing rings 29 are further arranged at the joints of the suckers 27 and the first oil cylinder 9, adsorption sponges 30, miniature air pump 31 and the external controller electric connection that is equipped with, the reducible petrol of the first sealing washer 26 that is equipped with spills, and the sucking disc 27 cladding that is equipped with is in the first sealing washer 26 outside, and the second sealing washer 29 that is equipped with can make the petrol that spills stay sucking disc 27 completely in, adsorbs the petrol that spills in a small amount through adsorbing sponge 30, gets into and collects in the second hydro-cylinder 25, reduces petrol and reveals, avoids extravagant.

When the oil cylinder is used, the oil cylinder is fixed through the mounting seat 2, gasoline enters a first oil cylinder 9 through an oil nozzle 3 and a first oil pipe 4, when oil in an upper oil cavity 18 is pressed downwards, a sliding plate 15 is driven to move, so that a rack 17 on the sliding plate 15 is driven to move downwards, the piston rod 6 can be driven to rotate through meshing with a gear 8 on the piston rod 6, when the gasoline in the first oil cylinder 9 enters a lower oil cavity 19 in another first oil cylinder 9 through a second oil pipe 12, the sliding plate 15 can be moved upwards by the oil pressure in the lower oil cavity 19 under the action of the oil pressure, so that the rack 17 and the gear 8 are driven to rotate in a matched mode, the piston rod 6 is driven to rotate in a reciprocating mode, when part of gasoline leaks from an oil inlet 10 and an oil outlet 11, a sucking disc 27 arranged outside can block the leaked gasoline, a second sealing ring 29 arranged can prevent the sucking disc 27 at the gasoline leakage position from being sucked by a sucking disc 30 arranged in the sucking disc 27, adsorbed gasoline is sucked into the second oil cylinder 25 through the third oil pipe 28 by the micro air pump 31 and collected for secondary utilization, so that leakage is reduced, and waste is avoided.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. The long-life zero-leakage rotary oil cylinder comprises a cylinder body (1) and is characterized in that a mounting seat (2) is arranged at the bottom end of the cylinder body (1), two oil nozzles (3) are symmetrically arranged at the top end of the cylinder body (1), the oil nozzles (3) are connected with an oil pump arranged outside, a bearing seat (5) is arranged on the side end of the cylinder body (1), a piston rod (6) is arranged in the bearing seat (5), a mounting hole (7) is formed in one end of the piston rod (6), a gear (8) is arranged at the other end of the piston rod (6), the gear (8) is located inside the cylinder body (1), two first oil cylinders (9) are symmetrically arranged inside the cylinder body (1), the first oil cylinders (9) are located on two sides of the gear (8), an oil inlet (10) is formed in the top end of the first oil cylinder (9), an oil outlet (11) is formed in the bottom end of the first oil cylinder (9), the oil inlet (10) is connected with the oil nozzle (3) through a first oil pipe (4), the oil outlets (11) are connected through a second oil pipe (12), and two second oil cylinders (25) are further arranged on the inner wall of the cylinder body (1).

2. The long-life zero-leakage rotary oil cylinder according to claim 1, characterized in that one side of the first oil cylinder (9) close to the gear (8) is provided with an opening (13), the top end is provided with a first retractable baffle (14) in the opening (13), the bottom fixedly connected with sliding plate (15) of the first retractable baffle (14), the sliding plate (15) is located inside the first oil cylinder (9), the sliding plate (15) separates the first oil cylinder (9) into an upper oil chamber (18) and a lower oil chamber (19), the bottom fixedly connected with second retractable baffle (16) of the sliding plate (15), one end of the sliding plate (15) close to the gear (8) is provided with a rack (17), and the rack (17) is meshed with the gear (8).

3. The long-life zero-leakage rotary oil cylinder is characterized in that the top end and the bottom end inside the opening (13) are further symmetrical to form a buffer mechanism (20), the buffer mechanism (20) comprises a first buffer spring (21), the bottom end of the first buffer spring (21) is provided with a baffle plate (22), and the surface of the baffle plate (22) is coated with a rubber plate (23).

4. The long-life zero-leakage rotary oil cylinder is characterized in that a plurality of second buffer springs (24) are arranged at the top end and the bottom end of the first oil cylinder (9), one end of each second buffer spring (24) is connected with the outer wall of the first oil cylinder (9), and the other end of each second buffer spring (24) is connected with the inner wall of the cylinder body (1).

5. The long-life zero-leakage rotary oil cylinder according to claim 1, characterized in that first seal rings (26) are arranged on the oil inlet (10) and the oil outlet (11), a suction cup (27) is coated on the first seal rings (26), and the suction cup (27) is fixedly connected with the second oil cylinder (25) through a third oil pipe (28).

6. The long-life zero-leakage rotary oil cylinder according to claim 5, characterized in that a second sealing ring (29) is further arranged at the joint of the suction cup (27) and the first oil cylinder (9), an adsorption sponge (30) is arranged around the inside of the suction cup (27), a miniature air pump (31) is arranged on the third oil pipe (28), and the miniature air pump (31) is electrically connected with a controller arranged outside.