CN214946307U

CN214946307U - Speed-regulating powder metallurgy gear part

Info

Publication number: CN214946307U
Application number: CN202121509683.5U
Authority: CN
Inventors: 陆海雷
Original assignee: Nantong Wangxin New Material Co ltd
Current assignee: Nantong Wangxin New Material Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-11-30
Anticipated expiration: 2031-07-02

Abstract

The utility model relates to the technical field of powder metallurgy gears, in particular to a speed-regulating powder metallurgy gear part which comprises a gear disc, the outer side of the gear plate is fixedly connected with a latch, the upper surface of the latch is movably connected with a sealing cover, the inner side of the top of the latch is fixedly sleeved with an annular oil tank, the outer side of the annular oil tank is fixedly connected with an oil pipe, the oil pipe is fixedly connected with the oil nozzle at one end far away from the annular oil tank, the oil nozzle and the annular oil tank are mutually matched, so that when the device is meshed with other gears in the use process, can extrude the movable rod at the inner side of the oil nozzle to enable the lubricating oil at the inner side of the oil pipe to lubricate the latch through the sealing base, thereby more convenient efficient has realized the lubrication of latch, has solved when current device uses because the lubricated mode is comparatively original, leads to lubricated inequality and lubricated inefficiency problem.

Description

Speed-regulating powder metallurgy gear part

Technical Field

The utility model relates to a powder metallurgy gear technical field specifically is a speed governing powder metallurgy gear part.

Background

The powder metallurgy gear is difficult to separately count in the whole powder metallurgy part, but the proportion of the powder metallurgy gear in various machines, automobiles and motorcycles is far larger than that of the powder metallurgy part in other fields no matter according to the weight or the number of the parts, if the powder metallurgy gear is divided according to the characteristics of the parts, the gear belongs to a structural part, and the absolute weight of the structural part in the whole iron-based part is far larger than that of other types of parts, namely the powder metallurgy part.

The existing speed regulation powder metallurgy gear part reduces friction between gear transmissions by adopting a manual lubricating oil coating mode in the using process, and the operating mode is more tedious, so that the workload of workers can be increased, and the problem that the service life of the gear is not affected by coating unevenness can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a speed governing powder metallurgy gear part to propose a current speed governing powder metallurgy gear part in solving above-mentioned background art in the use, through all can adopting the artifical mode of scribbling lubricating oil, reduce the friction between the gear drive, because this operation mode is comparatively loaded down with trivial details, not only can increase staff work burden, still can cause to paint the problem that the uneven gear life-span that influences.

In order to achieve the above object, the utility model provides a following technical scheme: a speed-regulating powder metallurgy gear part comprises a gear disc, wherein clamping teeth are fixedly connected to the outer side of the gear disc;

the upper surface of the latch is movably connected with a sealing cover, the inner side of the top of the latch is fixedly sleeved with an annular oil tank, the outer side of the annular oil tank is fixedly connected with an oil pipe, one end of the oil pipe, far away from the annular oil tank, is fixedly connected with an oil nozzle, the inner side of the oil nozzle is fixedly sleeved with a sealing base, the inner side of the sealing base is movably sleeved with a movable rod, one end of the movable rod, close to the oil pipe, is fixedly connected with a sealing block, one end of the sealing block, close to the oil pipe, is fixedly connected with a reset spring, the two ends of the inner side of the oil nozzle are respectively fixedly connected with a supporting block, a fixed disc is fixedly connected between the two supporting blocks, the other end of the reset spring is fixedly connected to one side of the fixed disc, close to the sealing base, the top end of the annular oil tank is fixedly connected with an external thread block, the inner side of the annular oil tank is movably sleeved with a pressing baffle, and the top end of the pressing baffle is fixedly connected with a pressure spring, the top end of the pressure spring is fixedly connected to the lower surface of the sealing cover.

Preferably, fixed slot has been seted up to the inboard of toothed disc, the transmission shaft has been cup jointed in the inside activity in top of toothed disc, the bottom fixedly connected with fixed axle of transmission shaft, the fixed cup joints in the outside of fixed axle has the torsional spring, the fixed movable fixture block that has cup jointed in the outside of torsional spring, the one end and the fixed slot meshing of movable fixture block.

Preferably, the bottom outside of annular oil tank has seted up the fixed block, the fixed cover of the one end outside that oil pipe is close to annular oil tank connects in the inboard of fixed block.

Preferably, the lower surface of the sealing cover is provided with an inner thread groove, and the outer thread block is sleeved in the inner thread groove in a threaded manner.

Preferably, the inner side of the pressure spring is provided with a limiting rod, the bottom end of the limiting rod is fixedly connected to the upper surface of the downward pressing baffle, and the top end of the limiting rod is movably sleeved on the inner side of the lower surface of the sealing cover.

Preferably, the inner side of one end of the sealing base, which is close to the oil pipe, is fixedly sleeved with a rubber sleeve, and the sealing block is movably sleeved on the inner side of the rubber sleeve.

Preferably, the bottom end of the fixed shaft is fixedly connected with a limiting block, and the bottom end of the movable clamping block is movably connected with the limiting block.

Preferably, the lower surface of the transmission shaft is provided with a circular hole, and the top end of the fixed shaft is fixedly sleeved in the circular hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a mutual cooperation between oil pipe, glib talker and the annular oil tank of design, when being convenient for the device to mesh with other gears in the use, can extrude the movable rod of glib talker inboard, make the inboard lubricating oil of oil pipe lubricate the latch through the seal base, thus the lubrication of latch has been realized to more convenient efficient, solved when current device uses because the lubrication mode is comparatively original, lead to lubricated inequality and problem that the lubrication efficiency is low;

2. the utility model discloses a design activity fixture block and fixed slot for the activity fixture block can with fixed slot activity joint under the effect of torsional spring, thereby more convenient plays limiting displacement, avoids the transmission shaft to drive the phenomenon that the reversal appears in the toothed disc, has improved the protection to drive shaft and toothed disc to a very big extent, and the gear reversal very easily leads to the latch to collapse the problem when having solved current device and using.

Drawings

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

FIG. 2 is a schematic view of a top-view cross-sectional structure of the gear plate of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the nozzle tip in plan view;

FIG. 4 is a schematic view of the front cross-sectional structure of the fuel tank of the present invention;

FIG. 5 is a schematic view of the sectional structure of the gear plate according to the present invention;

fig. 6 is a schematic view of the front view structure of the movable clamping block of the present invention.

In the figure: 1. a gear plate; 2. clamping teeth; 3. a sealing cover; 4. a drive shaft; 5. a nozzle tip; 6. a movable rod; 7. an oil pipe; 8. an annular fuel tank; 9. an external thread block; 10. a sealing block; 11. sealing the base; 12. a return spring; 13. fixing the disc; 14. a support block; 15. a pressure spring; 16. pressing the baffle plate; 17. a fixed block; 18. fixing the clamping groove; 19. a fixed shaft; 20. a torsion spring; 21. a movable clamping block; 22. a rubber sleeve; 23. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-6, there are shown: the embodiment is a preferred embodiment in the technical scheme, and the speed-regulating powder metallurgy gear component comprises a gear disc 1, wherein a latch 2 is fixedly connected to the outer side of the gear disc 1;

the upper surface of the latch 2 is movably connected with a sealing cover 3, the inner side of the top of the latch 2 is fixedly sleeved with an annular oil tank 8, the outer side of the annular oil tank 8 is fixedly connected with an oil pipe 7, one end of the oil pipe 7, which is far away from the annular oil tank 8, is fixedly connected with an oil nozzle 5, the inner side of the oil nozzle 5 is fixedly sleeved with a sealing base 11, the inner side of the sealing base 11 is movably sleeved with a movable rod 6, one end of the movable rod 6, which is close to the oil pipe 7, is fixedly connected with a return spring 12, one end of the sealing block 10, which is close to the oil pipe 7, is fixedly connected with a support block 14, two ends of the inner side of the oil nozzle 5 are respectively and fixedly connected with a support plate 14, a fixed plate 13 is fixedly connected between the two support blocks 14, the other end of the return spring 12 is fixedly connected to one side of the fixed plate 13, which is close to the sealing base 11, the top end of the annular oil tank 8 is fixedly connected with an external thread block 9, and the inner side of the annular oil tank 8 is movably sleeved with a pressing baffle 16, the top end of the lower pressing baffle 16 is fixedly connected with a pressure spring 15, and the top end of the pressure spring 15 is fixedly connected to the lower surface of the sealing cover 3;

as shown in fig. 1, 5 and 6, a fixed clamping groove 18 is formed on the inner side of the gear disc 1, a transmission shaft 4 is movably sleeved inside the top end of the gear disc 1, a fixed shaft 19 is fixedly connected to the bottom end of the transmission shaft 4, a torsion spring 20 is fixedly sleeved on the outer side of the fixed shaft 19, a movable clamping block 21 is fixedly sleeved on the outer side of the torsion spring 20, and one end of the movable clamping block 21 is engaged with the fixed clamping groove 18;

as shown in fig. 4, a fixing block 17 is disposed on the outer side of the bottom of the annular oil tank 8, and the outer side of one end of the oil pipe 7 close to the annular oil tank 8 is fixedly sleeved on the inner side of the fixing block 17;

as shown in fig. 4, the lower surface of the sealing cover 3 is provided with an internal thread groove, and the external thread block 9 is in threaded sleeve connection with the internal thread groove;

as shown in fig. 4, a limiting rod is arranged inside the pressure spring 15, the bottom end of the limiting rod is fixedly connected to the upper surface of the downward pressing baffle 16, and the top end of the limiting rod is movably sleeved inside the lower surface of the sealing cover 3;

as shown in fig. 3, a rubber sleeve 22 is fixedly sleeved on the inner side of one end of the sealing base 11 close to the oil pipe 7, and the sealing block 10 is movably sleeved on the inner side of the rubber sleeve 22;

as shown in fig. 6, the bottom end of the fixed shaft 19 is fixedly connected with a limiting block 23, and the bottom end of the movable clamping block 21 is movably connected with the limiting block 23;

as shown in fig. 5, a circular hole is formed on the lower surface of the transmission shaft 4, and the top end of the fixed shaft 19 is fixedly sleeved in the circular hole;

in the embodiment, firstly, the annular oil tank 8 is fixedly sleeved at the top end of the inner side of the gear plate 1, then the annular oil tank 8 is sealed through the threaded sleeve of the sealing cover 3 and the external thread block 9, at the moment, the pressure spring 15 at the bottom end of the sealing cover 3 can extrude the pressing baffle 16 to provide pressure for lubricating oil at the inner side of the annular oil tank 8, when the latch 2 is meshed with other gears, the movable rod 6 can be pushed to move inwards, the movable rod 6 moves to drive the sealing block 10 to move inwards and is separated from the clamping connection with the rubber sleeve 22 at the inner side of the sealing base 11, at the moment, the lubricating oil can flow out through the oil nozzle 5 through the oil pipe 7 under the action of the pressure, so that the lubrication of the latch 2 can be realized more conveniently and efficiently, when the latch 2 is separated from the meshing connection, the sealing block 10 can be under the elastic action of the return spring 12 and under the supporting action of the fixed plate 13 to reseal the sealing base 11, the lubricating oil is prevented from flowing out, and the problems of uneven lubrication and low lubricating efficiency caused by a relatively original lubricating mode in the use of the conventional device are solved;

in addition, it cup joints with the inboard activity in bottom of sealed lid 3 and annular oil tank 8 and toothed disc 1 to run through transmission shaft 4, then pass through torsional spring 20 and fixed axle 19 with activity fixture block 21 and fix the bottom at transmission shaft 4, the one end that is close to the toothed disc 1 outside with activity fixture block 21 after that, the activity cup joints in fixed slot 18 that the toothed disc 1 inboard begins, thereby realize the spacing of toothed disc 1 rotation direction, avoid toothed disc 1 to appear reversing, toothed disc 1 reversing when having solved current device and has extremely easily leaded to latch 2 to collapse the problem.

The above description is for further details of the present invention, and it should not be assumed that the embodiments of the present invention are limited to these descriptions, and that a person of ordinary skill in the art to which the present invention pertains can make several simple deductions or substitutions without departing from the spirit of the present invention, and all should be considered as belonging to the protection scope defined by the claims submitted by the present invention.

Claims

1. A speed-regulating powder metallurgy gear part comprises a gear disc (1), wherein clamping teeth (2) are fixedly connected to the outer side of the gear disc (1);

the method is characterized in that:

the upper surface of the latch (2) is movably connected with a sealing cover (3), the inner side of the top of the latch (2) is fixedly sleeved with an annular oil tank (8), the outer side of the annular oil tank (8) is fixedly connected with an oil pipe (7), one end, far away from the annular oil tank (8), of the oil pipe (7) is fixedly connected with an oil nozzle (5), the inner side of the oil nozzle (5) is fixedly sleeved with a sealing base (11), the inner side of the sealing base (11) is movably sleeved with a movable rod (6), one end, close to the oil pipe (7), of the movable rod (6) is fixedly connected with a sealing block (10), one end, close to the oil pipe (7), of the sealing block (10) is fixedly connected with a reset spring (12), two ends, in the inner side of the oil nozzle (5), are respectively and fixedly connected with a supporting block (14) and a fixed disc (13) between the supporting blocks (14), the other end fixed connection of reset spring (12) is in the one side that fixed disk (13) is close to sealing base (11), the top fixedly connected with external screw thread piece (9) of annular oil tank (8), the inboard activity of annular oil tank (8) has cup jointed down and has pushed down baffle (16), the top fixedly connected with pressure spring (15) of pushing down baffle (16), the top fixed connection of pressure spring (15) is in the lower surface of sealed lid (3).

2. A speed regulated powder metallurgy gear part according to claim 1, wherein: fixing groove (18) have been seted up to the inboard of toothed disc (1), transmission shaft (4) have been cup jointed in the inside activity in top of toothed disc (1), the bottom fixedly connected with fixed axle (19) of transmission shaft (4), torsional spring (20) have been fixed to have been cup jointed in the outside of fixed axle (19), activity fixture block (21) have been fixed to have been cup jointed in the outside of torsional spring (20), the one end and the fixing groove (18) meshing of activity fixture block (21).

3. A speed regulated powder metallurgy gear part according to claim 1, wherein: fixed block (17) have been seted up in the bottom outside of annular oil tank (8), oil pipe (7) are close to the fixed cover in the inboard of fixed block (17) in the one end outside of annular oil tank (8).

4. A speed regulated powder metallurgy gear part according to claim 1, wherein: an inner thread groove is formed in the lower surface of the sealing cover (3), and the outer thread block (9) is in threaded sleeve connection with the inner thread groove.

5. A speed regulated powder metallurgy gear part according to claim 1, wherein: the inner side of the pressure spring (15) is provided with a limiting rod, the bottom end of the limiting rod is fixedly connected to the upper surface of the downward pressing baffle (16), and the top end of the limiting rod is movably sleeved on the inner side of the lower surface of the sealing cover (3).

6. A speed regulated powder metallurgy gear part according to claim 1, wherein: the inner side of one end, close to the oil pipe (7), of the sealing base (11) is fixedly sleeved with a rubber sleeve (22), and the sealing block (10) is movably sleeved on the inner side of the rubber sleeve (22).

7. A speed regulated powder metallurgy gear part according to claim 2, wherein: the bottom end of the fixed shaft (19) is fixedly connected with a limiting block (23), and the bottom end of the movable clamping block (21) is movably connected with the limiting block (23).

8. A speed regulated powder metallurgy gear part according to claim 2, wherein: the lower surface of the transmission shaft (4) is provided with a circular hole, and the top end of the fixed shaft (19) is fixedly sleeved in the circular hole.