CN215172028U

CN215172028U - Wear-resisting type drive gear

Info

Publication number: CN215172028U
Application number: CN202121712011.4U
Authority: CN
Inventors: 沈乃金
Original assignee: Shengzhou Xinjian Machinery Co ltd
Current assignee: Shengzhou Xinjian Machinery Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-14
Anticipated expiration: 2031-07-27

Abstract

The utility model discloses a wear-resisting type drive gear, including putting the thing seat, the symmetric welding is in the supporting disk of putting thing seat top surface both sides and the gear main part of operation between two supporting disks, be equipped with coaxial its both sides of passing and welded fastening's rotation axis with it in the gear main part, and the bearing has all been cup jointed at the both ends of rotation axis, place in two supporting disks in two bearing respectively, in the equal fixed welding in two supporting disk side back of the body that backs on the back has the protection seat, and two protection seats are used for holding respectively and support two rotation axes from the part that stretches out between two supporting disks, the steering spindle is all installed to one side of keeping away from the gear main part on two protection seat tops, and inhale the apron rotation with two magnetism respectively through two steering spindles and be connected, the setting is inhaled with magnetism to one side of steering spindle is kept away from at protection seat top. This wear-resisting type drive gear makes the promotion piece carry lubricating oil to the bearing in, makes lubricating oil play lubricated effect for the wearing degree of this gear is higher.

Description

Wear-resisting type drive gear

Technical Field

The utility model belongs to the technical field of the gear, concretely relates to wear-resisting type drive gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The gears are mutually meshed to realize transmission, the conventional gear mainly comprises a circular gear main body, a shaft hole is formed in the center of the gear main body, and a gear ring is arranged on the outline of the gear main body.

However, the supporting shaft on the gear, which is common in the prior art, is mostly positioned by one or two bearings, so that the supporting shaft rotates along the bearings, but as the service life of the gear is prolonged, the lubricating oil between the bearings and the supporting shaft is used up, the supporting shaft needs to be detached from the bearings and the lubricating oil needs to be added (otherwise, the wear resistance of the gear is affected, and the service life of the gear is shortened), but adding the lubricating oil in this way is inefficient, and in many scenes, the supporting shaft does not have the condition of detaching the supporting shaft from the bearings and then adding the lubricating oil.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wear-resisting type drive gear to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wear-resisting type drive gear, includes puts thing seat, symmetric welding in the supporting disk of putting thing seat top surface both sides and the gear main part of operation between two supporting disks, be equipped with the coaxial rotation axis that passes its both sides and welded fastening with it in the gear main part, just place the bearing in two supporting disks in respectively in the both ends of rotation axis are cup jointed, two a side that the supporting disk was carried on the back mutually all fixed welding has the protection seat.

Preferably, the two protection seats are provided with steering shafts on one sides of the top ends thereof far away from the gear body, and are respectively connected with the two magnetic suction cover plates in a rotating manner through the two steering shafts.

Preferably, one ends of the two rotating shafts, which are far away from each other, are respectively and rotatably connected with the two protection seats, and a pushing block which enables the inner cavity of the two rotating shafts to be dynamically divided into a pressure-bearing cavity and an oil injection cavity is arranged in the two rotating shafts in a sliding mode.

Preferably, the outer wall of the rotating shaft is provided with an inflation hole communicated with the pressure-bearing cavity, and the inflation hole is positioned at the opening of the outer wall of the rotating shaft and is sealed by a first rubber plug.

Preferably, open on the rotation axis outer wall have with the communicating oil filler point of oiling cavity, just the oil filler point is located the opening part of rotation axis outer wall and passes through the second rubber buffer and seal.

Preferably, a spring with two ends respectively fixedly connected with the rotating shaft and the pushing block is arranged in the pressure-bearing cavity, and the upper side and the lower side of the inner space of the pressure-bearing cavity, which are close to one side of the pushing block, are respectively convexly provided with a first limiting block.

Preferably, a second limiting block is convexly arranged in the space of the rotating shaft, which is located in the oil injection cavity, and an oil duct for conveying lubricating oil into the bearing is arranged on one side of the oil injection cavity, which is far away from the pressure-bearing cavity.

The utility model discloses a technological effect and advantage: according to the wear-resistant transmission gear, lubricating oil is added into the oil filling cavity through the oil filling hole in the rotating shaft, and is filled into the air filling hole through the external inflator, air is filled into the pressure bearing cavity, so that the pushing block extension spring conveys the lubricating oil into the bearing, the lubricating oil plays a lubricating role, the wear resistance of the gear is higher, the trouble of detaching the rotating shaft from the bearing and then adding the lubricating oil is avoided, and the labor capacity of workers is reduced;

after lubricating oil is added, the inflator is taken away, the pushing block can automatically rebound to the original position under the action of the spring, and therefore subsequent lubricating oil addition is not affected.

Drawings

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

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

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: the bearing comprises a 1-object placing seat, a 2-support disk, a 3-gear main body, a 4-protection seat, a 5-steering shaft, a 6-magnetic suction cover plate, a 7-rotating shaft, an 8-bearing cavity, a 9-oiling cavity, a 10-inflation hole, a 11-first rubber plug, a 12-spring, a 13-first limiting block, a 14-oiling hole, a 15-second rubber plug, a 16-pushing block, a 17-second limiting block and a 18-bearing.

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.

Please refer to fig. 1-2, which illustrate a wear-resistant transmission gear, including a carrier 1, two supporting plates 2 symmetrically welded to two sides of the top surface of the carrier 1, and a gear body 3 operating between the two supporting plates 2, wherein a rotating shaft 7 coaxially penetrating through two sides of the gear body 3 and fixedly welded thereto is disposed on the gear body 3, two ends of the rotating shaft 7 are respectively sleeved with bearings 18, the two bearings 18 are respectively disposed in the two supporting plates 2, a protection seat 4 is fixedly welded to a side surface of the two supporting plates 2 opposite to each other, and the two protection seats 4 are respectively used for accommodating and supporting a portion of the two rotating shaft 7 extending out from between the two supporting plates 2.

As shown in fig. 3-4, the steering shafts 5 are mounted on the top ends of the two protection seats 4 on the sides far away from the gear body 3, and are respectively and rotatably connected with the two magnetic attraction cover plates 6 through the two steering shafts 5, the side of the top of the protection seat 4 far away from the steering shafts 5 is arranged in a magnetic attraction manner with the magnetic attraction cover plates 6, the ends of the two rotating shafts 7 far away from each other are respectively and rotatably connected with the two protection seats 4 in the inner cavities of the two protection seats 4, and pushing blocks 16 for dynamically dividing the inner cavities into pressure-bearing cavities 8 and oil injection cavities 9 are arranged in the two rotating shafts 7 in a sliding manner, the pushing blocks 16 are L-shaped, and the bottom surfaces of the pushing blocks are attached to the bottoms of the oil injection cavities 9;

an inflation hole 10 communicated with the pressure-bearing cavity 8 is formed in the outer wall of the rotating shaft 7, the opening of the inflation hole 10 in the outer wall of the rotating shaft 7 is sealed by a first rubber plug 11, an oil filling hole 14 communicated with the oil filling cavity 9 is formed in the outer wall of the rotating shaft 7, the opening of the oil filling hole 14 positioned on the outer wall of the rotating shaft 7 is sealed by a second rubber plug 15, a spring 12 with two ends respectively fixedly connected with the rotating shaft 7 and a pushing block 16 is arranged in the pressure-bearing cavity 8, and the upper and lower sides of the inner space of the pressure-bearing cavity 8 near one side of the pushing block 16 are provided with first limit blocks 13 in a protruding way, the two first limit blocks 13 limit the initial position of the pushing block 16, the space of the rotating shaft 7 in the oil injection cavity 9 is provided with a second limit block 17 in a protruding way, and the second limit block 17 limits the farthest distance for the pushing block 16 to deliver the lubricating oil, and one side of the oil injection cavity 9, which is far away from the pressure-bearing cavity 8, is provided with an oil channel for delivering the lubricating oil into the bearing 18.

The using method comprises the following steps: when the wear-resistant transmission gear works, the rotating shaft 7 rotates along the two bearings 18 (simultaneously, the two bearings 18 rotate along the two protection seats 4, but the two bearings 18 play a main supporting effect) and drives the gear main body 3 to run between the two supporting disks 2, when the rotating shaft 7 runs for a long time between the two bearings 18 and the lubricating oil between the two bearings 18 is used up, the gear main body 3 is firstly stopped, the two air inflation holes 10 and the two oil injection holes 14 on the rotating shaft 7 are roughly moved to the positions shown in fig. 3 and 4, a person rotates the two magnetic suction cover plates 6 along the two steering shafts 5 and opens the openings of the inner cavities of the two protection seats 4, the rubber plugs (the first rubber plug 11 and the second rubber plug 15) on the two air injection holes 10 and the two oil injection holes 14 are taken out, the lubricating oil is firstly conveyed into the two oil injection cavities 9 through the two oil injection holes 14, and then the air is inflated into the two pressure-bearing cavities 8 through the two external air pumps, make two pressure-bearing cavity 8 internal gas pressure increase and promote two and promote piece 16 and remove towards gear body 3, make lubricating oil carry to two oil ducts in, and flow into two bearings 18 in, thereby realized automatic adding lubricating oil, and need not dismantle rotation axis 7 and two bearings 18 and add after the separation again, make the efficiency of adding lubricating oil improve greatly, and all can conveniently add the operation of lubricating oil under most scenes, the trouble that can not add lubricating oil that the scene brought of having avoided certain not convenient for to dismantle the gear has been avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the invention, and equivalent alternatives or modifications according to the technical solution of the invention and the practical idea thereof should be covered by the scope of the invention.

Claims

1. The utility model provides a wear-resisting type drive gear, includes puts thing seat (1), symmetric welding in supporting disk (2) of putting thing seat (1) top surface both sides and operates gear body (3) between two supporting disks (2), its characterized in that: the gear is characterized in that a rotating shaft (7) which coaxially penetrates through two sides of the gear body (3) and is fixedly welded with the gear body is arranged on the gear body, bearings (18) which are respectively arranged in two supporting disks (2) are sleeved at two ends of the rotating shaft (7), and a protecting seat (4) is fixedly welded on one side face, back to back, of each supporting disk (2).

2. A wear resistant transmission gear according to claim 1 wherein: two steering spindle (5) are all installed to one side that gear main part (3) were kept away from on protection seat (4) top, and two protection seat (4) are inhaled apron (6) rotation respectively with two magnetism through two steering spindle (5) and are connected.

3. A wear resistant drive gear according to claim 2 wherein: one ends, far away from each other, of the two rotating shafts (7) are respectively and rotatably connected with the two protection seats (4), and pushing blocks (16) which enable inner cavities of the two rotating shafts (7) to be dynamically divided into pressure-bearing cavities (8) and oil injection cavities (9) are arranged in the two rotating shafts (7) in a sliding mode.

4. A wear resistant drive gear according to claim 3 wherein: open on rotation axis (7) outer wall have with pressure-bearing cavity (8) communicating gas charging hole (10), just gas charging hole (10) are located the opening part of rotation axis (7) outer wall and are sealed through first rubber buffer (11).

5. A wear resistant transmission gear according to any one of claims 3-4 wherein: open on rotation axis (7) outer wall have with communicating oil filler point (14) of oiling cavity (9), just oil filler point (14) are located the opening part of rotation axis (7) outer wall and are sealed through second rubber buffer (15).

6. A wear resistant transmission gear according to claim 4 wherein: and a spring (12) with two ends respectively fixedly connected with the rotating shaft (7) and the pushing block (16) is arranged in the pressure-bearing cavity (8), and the upper side and the lower side of the inner space of the pressure-bearing cavity (8), which are close to one side of the pushing block (16), are respectively convexly provided with a first limiting block (13).

7. A wear resistant drive gear according to claim 6 wherein: and a second limiting block (17) is convexly arranged in the space of the rotating shaft (7) in the oil injection cavity (9), and an oil duct for conveying lubricating oil into the bearing (18) is arranged on one side of the oil injection cavity (9) far away from the pressure-bearing cavity (8).