CN219221018U

CN219221018U - Power input shaft

Info

Publication number: CN219221018U
Application number: CN202320123434.5U
Authority: CN
Inventors: 万建东
Original assignee: Liaoning Shengshi Electric Co ltd
Current assignee: Liaoning Shengshi Electric Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-06-20
Anticipated expiration: 2033-01-17

Abstract

The utility model relates to the technical field of power input shafts, and discloses a power input shaft which comprises a shaft body, wherein one end of the shaft body is provided with a gear end, the outer surface of the other end of the shaft body is provided with a clamping groove, and one end of the shaft body is provided with an inner hole. According to the utility model, the sleeve joint groove is formed in the shaft body, the sleeve joint groove is communicated with the clamping groove, the push plate is movably sleeved in the sleeve joint groove, the first spring is fixedly connected with the push plate by utilizing the fixing plate in the sleeve joint groove, the inner hole is filled with pressure oil, the sleeve joint groove is sleeved outside the clamping groove along with the mounting component in the mounting process, meanwhile, the push rod in the inner hole is pushed to move, the movable plug compresses the pressure oil in the inner hole, so that the pressure oil pushes the push plate to move, the push plate moves outwards and clamps the inner side of the mounting mechanism, the reinforced clamping is realized, the shaking caused by the increase of the gap of the clamping groove in long-time use is avoided, and the practical use stability is improved.

Description

Power input shaft

Technical Field

The utility model relates to the technical field of power input shafts, in particular to a power input shaft.

Background

Shaft (shaft) is a cylindrical object that passes through the middle of the bearing or the middle of the wheel or gear, but is also a small part of square. A shaft is a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal round rod, the segments may have different diameters. The parts of the machine that are in rotary motion are mounted on shafts, the power input shafts being a common type of shaft.

The power input shaft among the prior art carries out machine-shaping through the milling machine in the use, wherein be equipped with gear end and draw-in groove end respectively at the both ends of input shaft, wherein gear end is used for meshing drive assembly and carries out power input, and the draw-in groove end is used for joint installation mechanism, nevertheless the installation of input shaft is cup jointed in practice, adopt joint end cooperation draw-in groove cutting ferrule to have certain clearance with the draw-in groove after the installation mechanism one end when cup jointing in practice, after long-time use wearing and tearing, draw-in groove intermediate clearance increases for there is rocking after the installation, actual installation stability reduces, the result of use is not good.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a power input shaft which has the advantages of improving the use stability and self-lubrication.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power input shaft, includes the axis body, the one end of axis body is equipped with the gear end, the draw-in groove has been seted up to the surface of the axis body other end, the hole has been seted up to the one end of axis body, the socket groove has been seted up to the surface of axis body one end, the both ends of socket groove are linked together with draw-in groove and hole respectively, the push pedal has been cup jointed to the inside activity of socket groove, the fixed plate has been cup jointed to the internal surface fixation of socket groove, the through-hole has been seted up to the side of fixed plate, fixed intercommunication has the spring between fixed plate and the push pedal, the activity has been cup jointed to the internal surface activity of hole, the medial surface fixedly connected with No. two springs of activity stopper.

As a preferable technical scheme of the utility model, the inner hole is filled with pressure oil, the inside of the inner hole is movably sleeved with the push rod, the push rod is fixedly connected with the movable plug, and the pressure oil in the inner hole is introduced into the sleeve joint groove between the fixed plate and the push plate through the through hole when the movable plug is pressed and extruded by utilizing the pressure oil in the inner hole, so that the push plate in the sleeve joint groove is pushed to move outwards, the reinforced clamping of the mounting mechanism is finished from inside, the stability is further improved, and the shaking problem caused by the friction of the clamping groove is avoided.

As a preferable technical scheme of the utility model, the outer surface of the movable plug is provided with the annular groove, the inner surface of the annular groove is fixedly sleeved with the sealing ring, and the annular groove made of elastic materials is in good contact with the inner wall of the inner hole by utilizing the annular groove fixedly sleeved on the outer surface of the movable plug, so that the movable plug can move and has good sealing performance, and pressure oil leakage is avoided.

As a preferable technical scheme of the utility model, the end face of the gear end is provided with the inner groove, the inside of the shaft body is fixedly sleeved with the mounting cylinder, the outer end of the mounting cylinder is communicated with the inner groove, and the mounting cylinder is communicated with the inner groove, so that the filling of the lubricating oil is conveniently completed through the inner groove, and the lubricating oil is filled into the conical cavity of the mounting cylinder.

As a preferable technical scheme of the utility model, a conical cavity is formed in the mounting cylinder, a side hole is formed in the outer surface of the mounting cylinder, the side hole is communicated with the conical cavity, and by utilizing the conical cavity with a large outer end, in the rotating process, lubricating oil in the conical cavity rotates at the large end and is introduced into the round hole through the side hole at the large end of the conical cavity.

As a preferable technical scheme of the utility model, the end face of the mounting cylinder is fixedly connected with the mounting ring, the inner surface of the mounting ring is in threaded sleeve joint with the sealing plug, and the sealing plug is in threaded sleeve joint with the mounting ring, so that the mounting cylinder is convenient to detach and mount, and further lubricating oil is convenient to fill during maintenance.

As a preferable technical scheme of the utility model, the inside of the gear end is provided with round holes, the round holes are in one-to-one correspondence with the side holes, the round holes are communicated with the side holes, and by utilizing the round holes to be communicated with the side holes, the lubricating oil is thrown out through the round holes with smaller inner diameters in the rotating process, the gear end and the meshing gears are lubricated, the lubrication is enhanced, and the meshing wear is reduced.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the sleeve joint groove is formed in the shaft body, the sleeve joint groove is communicated with the clamping groove, the push plate is movably sleeved in the sleeve joint groove, the first spring is fixedly connected with the push plate by utilizing the fixing plate in the sleeve joint groove, the inner hole is filled with pressure oil, the sleeve joint groove is sleeved outside the clamping groove along with the mounting component in the mounting process, meanwhile, the push rod in the inner hole is pushed to move, the movable plug compresses the pressure oil in the inner hole, so that the pressure oil pushes the push plate to move, the push plate moves outwards and clamps the inner side of the mounting mechanism, the reinforced clamping is realized, the shaking caused by the increase of the gap of the clamping groove in long-time use is avoided, and the practical use stability is improved.

2. According to the utility model, the inner groove is formed in the gear end, the mounting cylinder is fixedly sleeved in the shaft body, the conical cavity is formed in the mounting cylinder, the round hole is formed in the gear end, the round hole is communicated with the side hole on the outer surface of the mounting cylinder, the conical cavity is filled with lubricating oil, the sealing plug sleeved with threads is used for fixedly sleeved, and in the rotating process, the lubricating oil in the conical cavity is centrifugally sunk through the round holes distributed in a ring shape, and the lubricating oil adhesion of the meshing gear is completed, so that the lubrication is enhanced, the meshing abrasion is reduced, and the use effect is good.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a gear end of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure shown at A in FIG. 3;

FIG. 5 is an exploded view of the movable plug of the present utility model;

fig. 6 is an exploded view of the mounting cartridge of the present utility model.

In the figure: 1. a shaft body; 2. a gear end; 3. an inner tank; 4. a clamping groove; 5. an inner bore; 6. a socket groove; 7. a push plate; 8. a fixing plate; 9. a first spring; 10. a through hole; 11. a second spring; 12. a movable plug; 13. a push rod; 14. a ring groove; 15. a seal ring; 16. a mounting cylinder; 17. a side hole; 18. a mounting ring; 19. a sealing plug; 20. a round hole; 21. a conical cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the utility model provides a power input shaft, which comprises a shaft body 1, wherein one end of the shaft body 1 is provided with a gear end 2, the outer surface of the other end of the shaft body 1 is provided with a clamping groove 4, one end of the shaft body 1 is provided with an inner hole 5, the outer surface of one end of the shaft body 1 is provided with a sleeve joint groove 6, two ends of the sleeve joint groove 6 are respectively communicated with the clamping groove 4 and the inner hole 5, a push plate 7 is movably sleeved in the sleeve joint groove 6, a fixed plate 8 is fixedly sleeved on the inner surface of the sleeve joint groove 6, a through hole 10 is formed in the side surface of the fixed plate 8, a first spring 9 is fixedly communicated between the fixed plate 8 and the push plate 7, a movable plug 12 is movably sleeved on the inner surface of the inner hole 5, a second spring 11 is fixedly connected to the inner side surface of the movable plug 12, and the automatic reset of the movable plug 12 is conveniently realized when the movable plug 12 is disassembled by utilizing the elasticity of the second spring 11.

The inner hole 5 is filled with pressure oil, a push rod 13 is movably sleeved in the inner hole 5, and the push rod 13 is fixedly connected with the movable plug 12.

Through utilizing the pressure oil in the hole 5, when the movable plug 12 is pressed and extruded, the pressure oil in the hole 5 is introduced into the sleeve joint groove 6 between the fixed plate 8 and the push plate 7 through the through hole 10, thereby pushing the push plate 7 in the sleeve joint groove 6 to move outwards, and strengthening the clamping of the installation mechanism from inside, further improving the stability, avoiding the shaking problem caused by the friction of the clamping groove 4.

The outer surface of the movable plug 12 is provided with a ring groove 14, and the inner surface of the ring groove 14 is fixedly sleeved with a sealing ring 15.

By utilizing the annular groove 14 fixedly sleeved on the outer surface of the movable plug 12, the annular groove 14 made of elastic materials is in good contact with the inner wall of the inner hole 5, so that the movable plug 12 can move and has good sealing performance, and pressure oil leakage is avoided.

Wherein, the terminal surface of gear end 2 has seted up inside groove 3, and the inside fixed cover of axis body 1 has installed a section of thick bamboo 16, and the outer end and the inside groove 3 of installation a section of thick bamboo 16 are linked together.

By communicating with the inner tank 3 by means of the mounting cylinder 16, the filling of the oil through the inner tank 3 is facilitated, so that the oil fills into the conical cavity 21 of the mounting cylinder 16.

Wherein, the inside of the installation cylinder 16 is provided with a conical cavity 21, the outer surface of the installation cylinder 16 is provided with a side hole 17, and the side hole 17 is communicated with the conical cavity 21.

By using a conical cavity 21 with a large outer end, during rotation the oil in the conical cavity 21 is caused to rotate at the large end and to open into the circular hole 20 through the side hole 17 at the large end of the conical cavity 21.

The end face of the mounting cylinder 16 is fixedly connected with a mounting ring 18, and the inner surface of the mounting ring 18 is in threaded sleeve connection with a sealing plug 19.

The screw thread sleeve joint of the sealing plug 19 and the mounting ring 18 is utilized, so that the disassembly and the installation are convenient, and the lubricating oil can be filled conveniently during overhauling.

Wherein, the inside of gear end 2 has seted up round hole 20, and round hole 20 and side opening 17 one-to-one, and round hole 20 is linked together with side opening 17.

Through utilizing round hole 20 and side opening 17 to be linked together for rotatory in-process, the lubricating oil throws away through the less round hole 20 of internal diameter, and lubricates gear end 2 and meshing gear, strengthens lubrication, reduces the meshing wearing and tearing.

The working principle and the using flow of the utility model are as follows: during installation, the installation component is sleeved on the outer surface of the shaft body 1 and is clamped with the clamping groove 4, meanwhile, during installation, the end face of the installation mechanism is sleeved in the inner hole 5 and pushes the push rod 13 to move, the push rod 13 moves and drives the movable plug 12 to move, so that pressure oil in the inner hole 5 is extruded, the pressure oil is led into the sleeve groove 6 through the through hole 10 and pushes the push plate 7 to move, the first spring 9 keeps stretching along with the compression of the second spring 11, and the push plate 7 clamps the inner surface of the installation mechanism; during installation, the conical cavity 21 of the installation cylinder 16 is filled with lubricating oil, and the sealing plug 19 is selected, so that the lubricating oil in the conical cavity 21 is thrown out along the round hole 20 of the side hole 17 and is attached to the gear end 2 and the meshed gear along with the rotation of the shaft body 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power input shaft comprising a shaft body (1), characterized in that: the novel gear box comprises a shaft body (1), wherein one end of the shaft body (1) is provided with a gear end (2), the outer surface of the other end of the shaft body (1) is provided with a clamping groove (4), one end of the shaft body (1) is provided with an inner hole (5), the outer surface of one end of the shaft body (1) is provided with a sleeve joint groove (6), two ends of the sleeve joint groove (6) are respectively communicated with the clamping groove (4) and the inner hole (5), a push plate (7) is movably sleeved in the sleeve joint groove (6), the inner surface of the sleeve joint groove (6) is fixedly sleeved with a fixing plate (8), the side surface of the fixing plate (8) is provided with a through hole (10), a first spring (9) is fixedly communicated between the fixing plate (8) and the push plate (7), the inner surface of the inner hole (5) is movably sleeved with a movable plug (12), and the inner side surface of the movable plug (12) is fixedly connected with a second spring (11).

2. A power input shaft as defined in claim 1, wherein: the inner hole (5) is filled with pressure oil, a push rod (13) is movably sleeved in the inner hole (5), and the push rod (13) is fixedly connected with the movable plug (12).

3. A power input shaft as defined in claim 1, wherein: the outer surface of the movable plug (12) is provided with a ring groove (14), and the inner surface of the ring groove (14) is fixedly sleeved with a sealing ring (15).

4. A power input shaft as defined in claim 1, wherein: an inner groove (3) is formed in the end face of the gear end (2), an installation cylinder (16) is fixedly sleeved in the shaft body (1), and the outer end of the installation cylinder (16) is communicated with the inner groove (3).

5. A power input shaft as defined in claim 4, wherein: the inside of installation section of thick bamboo (16) has seted up toper chamber (21), side opening (17) have been seted up to the surface of installation section of thick bamboo (16), side opening (17) are linked together with toper chamber (21).

6. A power input shaft as defined in claim 4, wherein: the end face of the mounting cylinder (16) is fixedly connected with a mounting ring (18), and a sealing plug (19) is sleeved on the inner surface of the mounting ring (18) in a threaded manner.

7. A power input shaft as defined in claim 1, wherein: the inside of gear end (2) has seted up round hole (20), round hole (20) and side opening (17) one-to-one, round hole (20) are linked together with side opening (17).