CN216158228U

CN216158228U - Wear-resistant shaft gear

Info

Publication number: CN216158228U
Application number: CN202122120178.8U
Authority: CN
Inventors: 胡卫平; 蔡其正; 祁晨; 顾国良; 林泽超; 李广珠
Original assignee: Junmao Precision Manufacturing Suzhou Co ltd
Current assignee: Junmao Precision Manufacturing Suzhou Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-04-01
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a wear-resistant shaft gear which comprises a gear body, wherein a central hole is formed in the middle of the gear body, an inner cavity is formed in the gear body, a sliding groove is formed in one side of the inner cavity, meshing teeth are arranged on the outer side of the gear body, an oil storage mechanism is arranged in the inner cavity and comprises a plurality of oil storage bins, the oil storage bins are distributed around the center of the inner cavity, an oil outlet groove is formed in the top of each oil storage bin, a piston is arranged in each oil storage bin in a sliding mode, and a support rod is arranged at the bottom of the piston. According to the utility model, by arranging the oil storage mechanism, lubricating oil in the oil storage bin can be automatically guided to the surfaces of the meshing teeth through the drainage grooves when the gear body rotates, so that the surfaces of the meshing teeth can be lubricated, the service life of the device can be prolonged, and meanwhile, the storage capacity of the lubricating oil in the oil storage bin is fixed, so that excessive lubricating oil can be prevented from overflowing, and the consumption of the lubricating oil can be reduced.

Description

Wear-resistant shaft gear

Technical Field

The utility model relates to the field of gears, in particular to a wear-resistant shaft gear.

Background

Gears are widely used in various fields of production and life as a common power transmission mode. The structure forms of the gears are various, and the gears are divided into cylindrical gears, bevel gears, non-circular gears, racks, worm gears and the like according to the shapes of the gears; according to the shape of the tooth trace, the gear is divided into a straight gear, a helical gear, a herringbone gear, a bevel gear, a curve gear and the like.

The gear mesh surface of the existing shaft gear on the market is abraded after long-term use, so that the service life of the gear is shortened.

Therefore, it is necessary to develop a wear-resistant shaft gear to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wear-resistant shaft gear, by arranging an oil storage mechanism, lubricating oil in an oil storage bin can be automatically guided to the surfaces of meshing teeth through a drainage groove when a gear body rotates, so that the surfaces of the meshing teeth can be lubricated, the service life of the device is prolonged, and meanwhile, the storage capacity of the lubricating oil in the oil storage bin is fixed, so that the excessive lubricating oil is prevented from overflowing, the consumption of the lubricating oil is reduced, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a wear-resisting axle class gear, includes the gear body, gear body middle part is equipped with the centre bore, the inside inner chamber that is equipped with of gear body, the spout has been seted up to inner chamber one side, the gear body outside is equipped with the meshing tooth, the inside oil storage mechanism that is equipped with of inner chamber, oil storage mechanism includes the oil storage storehouse, oil storage storehouse quantity is established to a plurality ofly, and is a plurality of the oil storage storehouse all encircles the inner chamber center and distributes, oil storage storehouse top is equipped with out the oil groove, the inside slip in oil storage storehouse is provided with the piston, the piston bottom is equipped with supports the pole, support the pole bottom and run through the oil storage storehouse and extend to the inner chamber inside, support pole bottom and spout sliding connection, it is equipped with the balancing weight to support the pole outside, balancing weight one side is equipped with reset spring, reset spring cup joints and establishes in the support pole outside.

Preferably, the oil storage storehouse both sides are equipped with the intercommunication storehouse, the inside seal bead that is equipped with in intercommunication storehouse, sealing column one side is equipped with the arresting bar, arresting bar top and bottom all with intercommunication storehouse inner wall fixed connection, intercommunication storehouse one side is equipped with the intercommunication groove, the intercommunication groove is linked together with the inner chamber.

Preferably, the communicating bin is communicated with the oil storage bin, the cross section of the communicating bin is conical, and the diameter of the sealing bead is larger than that of the communicating groove.

Preferably, the top of the oil outlet groove is provided with a sealing groove, a sealing block is arranged inside the sealing groove, the top of the piston is provided with an extension rod, the top of the extension rod penetrates through the oil groove and is fixedly connected with the sealing block, and a flow groove is formed in the outer side of the extension rod.

Preferably, one side of the sealing groove is provided with a drainage groove, the drainage groove is matched with the meshing teeth, and the width of the drainage groove is smaller than that of the sealing groove.

Preferably, the surface of the gear body is provided with two feed inlets, the inner part of each feed inlet is in threaded connection with a sealing bolt, and the two feed inlets are symmetrically distributed about the central line of the gear body.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. by arranging the oil storage mechanism, lubricating oil in the oil storage bin can be automatically guided to the surfaces of the meshing teeth through the drainage grooves when the gear body rotates, so that the surfaces of the meshing teeth can be lubricated, the service life of the device can be prolonged, and meanwhile, the storage amount of the lubricating oil in the oil storage bin is fixed, so that excessive lubricating oil can be prevented from overflowing, and the consumption of the lubricating oil can be reduced;

2. through setting up two feed inlets and setting up two feed inlets symmetries, be favorable to making the axle center of device keep unanimous rather than the focus, be favorable to sealing the seal groove when the gear is in the non-rotation state through setting up sealed piece to avoid the leakage of lubricating oil when the gear body is in the non-rotation state.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

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

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 1 according to the present invention.

Description of reference numerals:

1. a gear body; 2. a central bore; 3. an inner cavity; 4. meshing teeth; 5. an oil storage bin; 6. a piston; 7. a support rod; 8. a balancing weight; 9. a return spring; 10. communicating the bin; 11. sealing the beads; 12. a communicating groove; 13. a sealing groove; 14. a sealing block; 15. an extension rod; 16. a drainage groove; 17. and sealing the bolt.

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.

The utility model provides a wear-resistant shaft gear as shown in figures 1-4, which comprises a gear body 1, wherein a central hole 2 is formed in the middle of the gear body 1, an inner cavity 3 is formed in the gear body 1, a sliding groove is formed in one side of the inner cavity 3, meshing teeth 4 are arranged on the outer side of the gear body 1, an oil storage mechanism is arranged in the inner cavity 3 and comprises a plurality of oil storage bins 5, the oil storage bins 5 are distributed around the center of the inner cavity 3, an oil outlet groove is formed in the top of the oil storage bin 5, a piston 6 is arranged in the oil storage bin 5 in a sliding manner, a resisting rod 7 is arranged at the bottom of the piston 6, the bottom of the resisting rod 7 penetrates through the oil storage bins 5 and extends into the inner cavity 3, the bottom of the resisting rod 7 is connected with the sliding groove in a sliding manner, a balancing weight 8 is arranged on the outer side of the resisting rod 7, a reset spring 9 is arranged on one side of the balancing weight 8, the return spring 9 is sleeved outside the abutting rod 7.

Further, in above-mentioned technical scheme, 5 both sides in oil storage storehouse are equipped with intercommunication storehouse 10, the inside sealed pearl 11 that is equipped with in intercommunication storehouse 10, sealed pearl 11 one side is equipped with blocks the pole, block the pole top and the bottom all with intercommunication storehouse 10 inner wall fixed connection, intercommunication storehouse 10 one side is equipped with intercommunication groove 12, intercommunication groove 12 is linked together with inner chamber 3 and is hindered being provided with of blocking the pole and do benefit to and avoid sealed 11 pearls to drop to in the oil storage storehouse 5.

Further, in the above technical solution, the communication bin 10 is communicated with the oil storage bin 5, the cross-sectional shape of the communication bin 10 is a cone, the diameter of the sealing bead 11 is greater than the diameter of the communication groove 12, and the diameter of the sealing bead 11 is greater than the diameter of the communication groove 12, which is beneficial to conveniently sealing the communication groove 12.

Further, in above-mentioned technical scheme, it is equipped with seal groove 13 to go out the oil groove top, seal groove 13 is inside to be equipped with sealed piece 14, piston 6 top is equipped with extension rod 15, extension rod 15 top run through out the oil groove and with sealed piece 14 fixed connection, the extension rod 15 outside is equipped with the flowing groove, and sealed piece 14 is provided with and does benefit to and seals the operation to seal groove 13 to avoid lubricating oil to leak in the oil storage bin 5.

Further, in the above technical scheme, a drainage groove 16 is formed in one side of the sealing groove 13, the drainage groove 16 is matched with the meshing teeth 4, and the width of the drainage groove 16 is smaller than that of the sealing groove 13.

Further, in the above technical scheme, feed inlets are formed in the surface of the gear body 1, sealing bolts 17 are connected to the inner threads of the feed inlets, the number of the feed inlets is two, the two feed inlets are symmetrically distributed about the central line of the gear body 1, and the number of the feed inlets is two, so that the axis and the center of gravity of the device are kept consistent.

This practical theory of operation:

referring to the attached drawings 1-4 of the specification, when the device is used, lubricating oil can be added into the inner cavity 3 through the feed inlet, the gear body 1 rotates to drive the balancing weight 8 to rotate, so that the balancing weight 8 generates centrifugal inertia, the balancing weight 8 drives the abutting rod 7 to slide in the sliding groove, meanwhile, the balancing weight 8 compresses the return spring 9, the abutting rod 7 drives the piston 6 to slide in the oil storage bin 5, so that the lubricating oil in the oil storage bin 5 is extruded, at the moment, the sealing bead 11 in the communicating bin 10 is pressed to seal the communicating groove 12, meanwhile, the extending rod 15 drives the sealing block 14 to be separated from the sealing groove 13, so that the lubricating oil in the oil storage bin 5 enters the sealing groove 13 through the flow groove on the outer side of the extending rod 15, and then the lubricating oil can flow to the surface of the meshing teeth 4 through the drainage groove 16, so as to lubricate the surface of the meshing teeth 4, furthermore, the service life of the device is prolonged, and meanwhile, when the gear body 1 stops rotating, the return spring 9 extrudes the balancing weight 8, so that the abutting rod 7 drives the piston 6 to return, meanwhile, the sealing block 14 is clamped with the sealing groove 13, negative pressure is generated in the oil storage bin 5, and therefore lubricating oil in the inner cavity 3 can be led into the oil storage bin 5 through the communicating groove 12 and the communicating bin 10;

referring to the attached drawings 1-4 in the specification, when the device is used, two feed inlets are arranged and symmetrically arranged, so that the axis center of the device is kept consistent with the gravity center of the device, and the sealing block 14 is arranged to seal the sealing groove 13 when the gear is in a non-rotating state, so that the leakage of lubricating oil is avoided.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a wear-resisting axle class gear, includes gear body (1), its characterized in that: the middle of the gear body (1) is provided with a center hole (2), an inner cavity (3) is arranged in the gear body (1), a sliding groove is formed in one side of the inner cavity (3), meshing teeth (4) are arranged on the outer side of the gear body (1), an oil storage mechanism is arranged in the inner cavity (3) and comprises a plurality of oil storage bins (5), the oil storage bins (5) are distributed around the center of the inner cavity (3), an oil outlet groove is formed in the top of each oil storage bin (5), a piston (6) is arranged in each oil storage bin (5) in a sliding mode, a resisting rod (7) is arranged at the bottom of each piston (6), the bottom of each resisting rod (7) penetrates through the corresponding oil storage bin (5) and extends into the inner cavity (3), the bottom of each resisting rod (7) is connected with the sliding groove in a sliding mode, and a balancing weight (8) is arranged on the outer side of each resisting rod (7), and a return spring (9) is arranged on one side of the balancing weight (8), and the return spring (9) is sleeved on the outer side of the abutting rod (7).

2. A wear resistant shaft gear as set forth in claim 1 wherein: the oil storage bin (5) both sides are equipped with intercommunication storehouse (10), the inside seal pearl (11) that is equipped with in intercommunication storehouse (10), seal pearl (11) one side is equipped with and blocks the bar, block the bar top and all with intercommunication storehouse (10) inner wall fixed connection with the bottom, intercommunication storehouse (10) one side is equipped with intercommunication groove (12), intercommunication groove (12) are linked together with inner chamber (3).

3. A wear resistant shaft gear according to claim 2 wherein: the communicating bin (10) is communicated with the oil storage bin (5), the cross section of the communicating bin (10) is conical, and the diameter of the sealing bead (11) is larger than that of the communicating groove (12).

4. A wear resistant shaft gear as set forth in claim 1 wherein: go out the oil groove top and be equipped with seal groove (13), seal groove (13) inside is equipped with sealed piece (14), piston (6) top is equipped with extension rod (15), extension rod (15) top run through the oil groove and with sealed piece (14) fixed connection, the extension rod (15) outside is equipped with the flowing groove.

5. A wear resistant shaft gear according to claim 4 wherein: sealing groove (13) one side is equipped with drainage groove (16), drainage groove (16) and meshing tooth (4) phase-match, drainage groove (16) width is less than sealing groove (13) width.

6. A wear resistant shaft gear as set forth in claim 1 wherein: the surface of the gear body (1) is provided with two feed inlets, the inner threads of the feed inlets are connected with sealing bolts (17), and the feed inlets are symmetrically distributed about the central line of the gear body (1).