CN217951156U

CN217951156U - Lightweight drive gear

Info

Publication number: CN217951156U
Application number: CN202221977227.8U
Authority: CN
Inventors: 蒋兴金
Original assignee: Taizhou Shenghou Gear Co ltd
Current assignee: Taizhou Shenghou Gear Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-12-02
Anticipated expiration: 2032-07-28

Abstract

The utility model provides a lightweight drive gear belongs to gear technical field. The gear lubricating device solves the problems that lubricating oil is difficult to add and the parts of two gears which are connected cannot be well lubricated in the existing use process, so that the gear rotating efficiency is influenced. This lightweight drive gear, including the gear body, the gear body divide into gear body and lower gear body, go up gear body and lower gear body and set up for integrated into one piece, go up connecting portion between gear body and the lower gear body, it is fluted to set up on the gear body, go up and set up the fluting that supplies lubricating oil to get into on the gear body and for the recess in, set up a plurality of on the connecting portion and supply the lubricating oil way one that lubricating oil flows out, be provided with the slip subassembly that a plurality of is used for controlling the lubricating oil way switching in the fluting, the slip subassembly is by the piston, the connecting rod, slip portion and coupling spring are constituteed. The utility model has the advantages of high lubricating performance.

Description

Lightweight drive gear

Technical Field

The utility model belongs to the technical field of the gear, a drive gear is related to, in particular to lightweight drive gear.

Background

Gears are wheel-like mechanical parts that transmit torque by virtue of meshing of teeth. The gear can realize the functions of changing the rotating speed and the torque, changing the moving direction, changing the moving form and the like through being matched with other toothed mechanical parts (such as another gear, a rack and a worm). Because of the advantages of high transmission efficiency, accurate transmission ratio, large power range and the like, the gear mechanism is widely applied to industrial products, and the design and manufacturing level of the gear mechanism can directly influence the quality of the industrial products.

In the operation process, generally work through the intermeshing of two or more gears, lubricating oil needs to be added to corresponding gear teeth of the two gears before the gears work, so that oil films are formed on the gear teeth of the gears, and the abrasion of the two gears during the working meshing is reduced.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a lightweight drive gear with high lubrication performance.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a lightweight drive gear, includes the gear body, the gear body divide into gear body and lower gear body, last gear body and lower gear body set up for integrated into one piece, its characterized in that, last gear body and lower gear body between have connecting portion, last gear body on seted up flutedly, last gear body on and for opening the fluting that supplies lubricating oil to get into in the recess, connecting portion on set up a plurality of and supply the lubricating oil duct I that lubricating oil flows out, be provided with the slip subassembly that a plurality of is used for controlling the lubricating oil duct switching in the fluting, the slip subassembly constitute by piston, connecting rod, sliding part and connecting spring, grooved inner wall epirelief is equipped with the bulge loop, the bulge loop divide into oil storage chamber and oiling chamber with the inside cavity of fluting, the piston set up in the lower extreme of bulge loop, just the piston links to each other with the connecting rod and reciprocates the piston through the sliding part, the bulge loop on set up a plurality of oilholes that are used for lubricating oil to get into lubricating oil duct I, connecting rod and slip part in set up the lubricating oil duct II that is used for adding lubricating oil.

In the light-weight driving gear, the connecting rod extends out of the groove and is connected with the sliding part, the connecting spring is arranged between the sliding part and the groove, one end of the connecting spring is connected to the bottom wall of the groove of the upper gear body, the other end of the connecting spring is connected to the lower end of the sliding part, and the sliding part controls the opening and closing of the oil hole through the lifting of the piston under the action of the connecting spring.

In the light-weight driving gear, the upper end of the sliding part is detachably provided with the sealing cover, and the lower end of the sealing cover is provided with a sealing piece which corresponds to the lubricating oil channel II in each sliding assembly and extends into the lubricating oil channel II for sealing.

In the light-weight driving gear, the peripheral wall of the upper gear body is provided with a plurality of first helical teeth, the peripheral wall of the lower gear body is provided with a plurality of second helical teeth, and the angle of the first helical teeth is opposite to that of the second helical teeth.

In the light-weight driving gear, the first lubricating oil channels are provided with slopes.

Compared with the prior art, this lightweight drive gear is through inside lubricating-oil duct one and the lubricating-oil duct two of seting up to before sealed lid installation, can temporarily store lubricating oil in the internal cavity of last gear body through lubricating-oil duct one, when needs add lubricating oil, to the extrusion sliding part down, make it sliding assembly move down, make the lubrication have the position that accessible lubricating-oil duct two got into each skewed tooth, improved the utility model discloses a practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional structure diagram of the present invention.

In the figure, 1, a gear body; 2. an upper gear body; 3. a lower gear body; 4. a connecting portion; 5. a groove; 6. slotting; 7. a first lubricating oil channel; 8. a sliding assembly; 9. a piston; 10. a connecting rod; 11. a sliding part; 12. a connecting spring; 13. a convex ring; 14. an oil storage chamber; 15. an oil hole; 16. a second lubricating oil channel; 17. a sealing cover; 18. a seal member; 19. and (5) injecting an oil cavity.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the lightweight drive gear includes a gear body 1, the gear body 1 is divided into an upper gear body 2 and a lower gear body 3, the upper gear body 2 and the lower gear body 3 are integrally formed, a connecting portion 4 is provided between the upper gear body 2 and the lower gear body 3, the upper gear body 2 is provided with a groove 5, the upper gear body 2 is provided with a slot 6 for allowing lubricating oil to enter the groove 5, the connecting portion 4 is provided with a plurality of first lubricating oil channels 7 for allowing lubricating oil to flow out, the slot 6 is provided with a plurality of sliding assemblies 8 for controlling the opening and closing of the lubricating oil channels, each sliding assembly 8 is composed of a piston 9, a connecting rod 10, a sliding portion 11 and a connecting spring 12, a convex ring 13 is convexly provided on the inner wall of the slot 6, the convex ring 13 divides a cavity inside the slot 6 into an oil storage cavity 14 and an oil injection cavity 19, the piston 9 is provided at the lower end of the convex ring 13, the piston 9 is connected with the connecting rod 10 and provided with the sliding portion 11 for allowing lubricating oil to enter the piston 9, the convex ring 13 is provided with a plurality of oil storage cavities 16 for allowing lubricating oil to move up and down, and down.

In more detail, the connecting rod 10 extends out of the groove 5 and is connected with the sliding portion 11, the connecting spring 12 is disposed between the sliding portion 11 and the groove 5, one end of the connecting spring 12 is connected to the bottom wall of the groove 5 of the upper gear body 2, the other end of the connecting spring 12 is connected to the lower end of the sliding portion 11, and the sliding portion 11 controls the opening and closing of the oil hole 15 by the lifting of the piston 9 under the action of the connecting spring 12.

In more detail, before the sealing cover 17 seals the internal oil passage, firstly, the lubricating oil flows into the slot 6 through the second lubricating oil passage 16, since the sliding portion 11 is not pressurized, the upper end of the piston 9 is attached to the convex ring 13, and the oil hole 15 is blocked, the lubricating oil cannot flow into the oil injection cavity 19 from the oil storage cavity 14, when the lubricating oil needs to be added to the gear teeth on the gear body 1, the sliding portion 11 is pressurized, the connecting spring 12 moves downwards, the piston 9 is far away from the convex ring 13, so that the oil hole 15 is in an open state, the oil in the oil storage cavity 14 flows into the oil injection cavity 19, the height of the lubricating oil in the oil injection cavity 19 is increased by downward movement of the piston 9, and the lubricating oil can flow onto the gear teeth of the gear body 1 from the first lubricating oil passage 7.

In more detail, a sealing cover 17 is detachably mounted on the upper end of the sliding portion 11, and a sealing member 18 corresponding to the second lubricating oil passage 16 of each sliding assembly 8 and extending into the second lubricating oil passage 16 for sealing is disposed on the lower end of the sealing cover 17.

In a further elaboration, the peripheral wall of the upper gear body 2 is provided with a plurality of first helical teeth, the peripheral wall of the lower gear body 3 is provided with a plurality of second helical teeth, and the angle of the first helical teeth is opposite to that of the second helical teeth.

In further detail, the first plurality of lubricating oil passages 7 have a slope. A plurality of lubricating oil ducts are respectively arranged on the peripheral wall of the connecting part 4, so that lubricating oil passing through the lubricating oil ducts I7 can be uniformly filled into the gear teeth of the gear body 1 to lubricate the two meshed gears.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the gear body 1, the upper gear body 2, the lower gear body 3, the connecting portion 4, the recess 5, the groove 6, the first lubricating oil passage 7, the sliding assembly 8, the piston 9, the connecting rod 10, the sliding portion 11, the connecting spring 12, the projecting ring 13, the oil storage chamber 14, the oil hole 15, the second lubricating oil passage 16, the seal cover 17, the seal 18, the oil filling chamber 19, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A light-weight driving gear comprises a gear body (1), wherein the gear body (1) is divided into an upper gear body (2) and a lower gear body (3), the upper gear body (2) and the lower gear body (3) are integrally formed, the light-weight driving gear is characterized in that a connecting part (4) is arranged between the upper gear body (2) and the lower gear body (3), a groove (5) is formed in the upper gear body (2) and is provided with a notch (6) for lubricating oil to enter relative to the groove (5), a plurality of lubricating oil channels I (7) for lubricating oil to flow out are formed in the connecting part (4), a plurality of sliding assemblies (8) for controlling the opening and closing of the lubricating oil channels are arranged in the notch (6), each sliding assembly (8) consists of a piston (9), a connecting rod (10), a sliding part (11) and a connecting spring (12), a convex ring (13) is arranged on the inner wall of the notch (6) in a protruding mode, the convex ring (13) divides a cavity in an oil storage cavity (6) into a slotted cavity (14) and a slotted cavity (19), the piston (9) and the piston (9) is connected with the piston (9) through the piston (9), the piston part (13), the piston part (9) and the piston part (9) moves up and down, and the piston (9) up and down, the convex ring (13) is provided with a plurality of oil holes (15) for lubricating oil to enter the lubricating oil channel I (7), and the connecting rod (10) and the sliding part (11) are internally provided with a lubricating oil channel II (16) for adding lubricating oil.

2. The lightweight driving gear according to claim 1, wherein the connecting rod (10) extends out of the groove (5) and is connected to the sliding portion (11), the connecting spring (12) is disposed between the sliding portion (11) and the groove (5), one end of the connecting spring (12) is connected to the bottom wall of the groove (5) of the upper gear body (2), the other end of the connecting spring (12) is connected to the lower end of the sliding portion (11), and the sliding portion (11) controls the opening and closing of the oil hole (15) by the lifting of the piston (9) under the action of the connecting spring (12).

3. The light-weight driving gear according to claim 1, wherein a sealing cover (17) is detachably mounted at the upper end of the sliding portion (11), and a sealing member (18) corresponding to the second lubricating oil channel (16) in each sliding assembly (8) and extending into the second lubricating oil channel (16) for sealing is arranged at the lower end of the sealing cover (17).

4. The light-weight driving gear according to claim 1, wherein the outer peripheral wall of the upper gear body (2) is provided with a plurality of first helical teeth, and the outer peripheral wall of the lower gear body (3) is provided with a plurality of second helical teeth, and the angle of the first helical teeth is opposite to that of the second helical teeth.

5. The light weight drive gear of claim 1, wherein a plurality of said first lubricating oil passages (7) have a slope.