CN212536589U

CN212536589U - High-strength gear ring for engineering machinery

Info

Publication number: CN212536589U
Application number: CN202020406399.4U
Authority: CN
Inventors: 彭志伟
Original assignee: Mingyi Machinery Tianjin Co Ltd
Current assignee: Mingyi Machinery Tianjin Co Ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-02-12
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a high strength ring gear for engineering machine tool, including first gear, second gear and axis of rotation, the equal fixed mounting in bottom surface both ends of first gear has the piece that opens and shuts, the bottom surface both ends of second gear all are equipped with the groove that opens and shuts, the diapire in groove that opens and shuts is equipped with the elastic slot, fixed mounting has the spring in the elastic slot, the piece card that opens and shuts is adorned in the groove that opens and shuts, the inner wall of first gear and second gear is equipped with the chucking mechanism that is the circumference and distributes, the outer wall of axis of rotation is equipped with a plurality of chucking recesses that are the circumference and distribute, the left and right inner wall of chucking recess all is equipped with the arc draw-in groove. The utility model discloses a first gear, second gear, the groove that opens and shuts, the piece that opens and shuts, spring and screw thread bolt make things convenient for the dismantlement of first gear, second gear.

Description

High-strength gear ring for engineering machinery

Technical Field

The utility model relates to a ring gear field especially relates to a high strength ring gear for engineering machine tool.

Background

The flywheel gear ring is embedded on the outer edge of the flywheel after being heated, and is fastened on the outer edge of the flywheel after being cooled, and is used for being meshed with a starter gear to drive a crankshaft to rotate and start an engine.

1. The gear ring has wide application range, the tooth surface is usually meshed during working, the working strength is high, the abrasion of the tooth surface is large, the gear ring needs to be replaced when the tooth surface is abraded, the process of dismounting and mounting the gear ring is troublesome when a new gear ring is replaced, and the mounting precision can be changed during dismounting and mounting.

2. The existing gear rings are sleeved on the flywheel and rotate through the flywheel to drive the gear rings to rotate, and the gear rings can slide on the outer wall of the flywheel in the process of rotating along with the flywheel, so that deviation is generated between the gear rings and the gear, the matching precision of the gear rings and the gear is poor, the stress of the gear rings and the gear can be influenced in the working operation, the abrasion of the gear rings is increased, and the service life of the gear rings is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-strength gear ring for engineering machinery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-strength gear ring for engineering machinery comprises a first gear, a second gear and a rotating shaft, wherein both ends of the bottom surface of the first gear are fixedly provided with an opening and closing block, both ends of the bottom surface of the second gear are provided with an opening and closing groove, the bottom wall of the opening and closing groove is provided with an elastic groove, a spring is fixedly arranged in the elastic groove, the opening and closing block is clamped in the opening and closing groove, the inner walls of the first gear and the second gear are provided with clamping mechanisms which are distributed in a circumferential manner, the outer wall of the rotating shaft is provided with a plurality of clamping grooves which are distributed in a circumferential manner, the left and right inner walls of each clamping groove are provided with arc-shaped clamping grooves, the opening and closing block is slidably clamped in the clamping groove, the arc-shaped clamping block is slidably clamped in the arc-shaped clamping groove, be equipped with the rubber circle between first gear, second gear and the axis of rotation, be equipped with a plurality of through-holes that are the circumference and distribute between the upper and lower wall of rubber circle.

Preferably, the clamping mechanism comprises a groove arranged on the inner wall of the first gear and the inner wall of the second gear, a compression spring is fixedly arranged in the groove, a clamping rod is arranged in the compression spring in a sliding manner, a limiting rod is fixedly connected to one end of the clamping rod, arc-shaped clamping blocks are arranged on the left side wall and the right side wall, far away from the limiting rod, of the clamping rod, baffle grooves are formed in the left inner wall and the right inner wall of the groove, and baffles are arranged in the baffle grooves in a sliding manner.

Preferably, the plurality of through holes correspond to the plurality of fastening rods, respectively.

Preferably, a threaded bolt is fixedly installed between the opening and closing block and the side wall of the second gear.

Preferably, the clamping rod is provided with a threaded through hole, and the outer wall of the rotating shaft is fixedly connected with the threaded through hole through a threaded bolt.

Preferably, the size adaptation of opening and shutting piece and chucking recess, the size adaptation of arc fixture block and arc draw-in groove.

The utility model has the advantages that:

1, the utility model discloses a first gear, second gear, the groove that opens and shuts, the piece that opens and shuts, spring and threaded bolt make things convenient for the dismantlement of first gear, second gear.

2, the utility model discloses a chucking mechanism makes things convenient for the chucking between axis of rotation and first gear, the second gear, and axis of rotation and first gear, the convenient dismouting of second gear make things convenient for in addition, make simply.

3, the utility model discloses a chucking mechanism and rubber circle have reduced the wearing and tearing between first gear, second gear and the axis of rotation to first gear and second gear body life have been increased.

Drawings

Fig. 1 is a schematic structural diagram of a high-strength ring gear for construction machinery according to the present invention.

Fig. 2 is an enlarged schematic structural diagram of a point a of a high-strength ring gear for construction machinery according to the present invention.

Fig. 3 is an enlarged schematic structural diagram of a B-position of a high-strength ring gear for construction machinery according to the present invention.

Fig. 4 is a front view of the present invention, which provides a high strength ring gear for construction machinery.

Reference numbers in the figures: the device comprises a first gear 1, a second gear 2, a groove 3, a clamping rod 4, a compression spring 5, a limiting rod 6, a baffle plate groove 7, a baffle plate 8, a clamping groove 9, a rotating shaft 10, an arc-shaped clamping groove 11, a rubber ring 12, an opening and closing groove 13, an opening and closing block 14, a spring 15 and a threaded bolt 16.

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.

Referring to fig. 1-4, a high-strength gear ring for engineering machinery comprises a first gear 1, a second gear 2 and a rotating shaft 10, wherein both ends of the bottom surface of the first gear 1 are fixedly provided with an opening and closing block 14, both ends of the bottom surface of the second gear 2 are provided with opening and closing grooves 13, the bottom wall of the opening and closing groove 13 is provided with an elastic groove, a spring 15 is fixedly arranged in the elastic groove, the opening and closing block 14 is clamped in the opening and closing groove 13, the inner walls of the first gear 1 and the second gear 2 are provided with clamping mechanisms distributed circumferentially, the outer wall of the rotating shaft 10 is provided with a plurality of clamping grooves 9 distributed circumferentially, the left inner wall and the right inner wall of each clamping groove 9 are provided with an arc-shaped clamping groove 11, the opening and closing block 14 is slidably clamped in the clamping groove 9, the arc-shaped clamping blocks are slidably clamped in the arc-shaped clamping grooves 11, a rubber ring 12 is arranged between the first gear 1, the second gear 2 and the, a plurality of through holes which are distributed circumferentially are arranged between the upper wall and the lower wall of the rubber ring 12, the clamping mechanism comprises a groove 3 which is arranged on the inner wall of the first gear 1 and the second gear 2, a compression spring 5 is fixedly arranged in the groove 3, a clamping rod 4 is slidably arranged in the compression spring 5, one end of the clamping rod 4 is fixedly connected with a limiting rod 6, the left side wall and the right side wall of the clamping rod 4, which are far away from the limiting rod 6, are respectively provided with an arc-shaped clamping block, the left inner wall and the right inner wall of the groove 3 are respectively provided with a baffle groove 7, a baffle 8 is slidably arranged in the baffle groove 7, the through holes respectively correspond to the positions of the clamping rods 4, a threaded bolt 16 is fixedly arranged between the opening and closing block 14 and the side wall of the second gear 2, the clamping rod 4 is provided with a threaded through hole, the outer wall of the rotating shaft 10 is fixedly connected with the threaded through hole by the threaded bolt 16, and, the size of the arc-shaped clamping block is matched with that of the arc-shaped clamping groove 11.

The working principle is as follows: when the utility model is used, the opening and closing block 14 at the lower end of the first gear 1 is clamped into the opening and closing groove 13, the spring 15 is compressed, and the threaded bolt 16 is installed, when the first gear 1 and the second gear 2 are disassembled, the threaded bolt 16 is disassembled, the spring 15 is restored to the original length, the first gear 1 and the second gear 2 are separated, the disassembly is convenient, after the first gear 1 and the second gear 2 are installed, the rubber ring 12 is arranged on the outer wall of the rotating shaft 10, the rotating shaft is arranged between the first gear 1 and the second gear 2, the positions of the clamping groove 9, the through hole and the groove 3 are corresponded well, after the baffle 8 is removed, under compression spring 5's effect, drive chucking pole 4 through run through behind the through-hole chucking recess 9 in, in the arc fixture block chucking arc draw-in groove 11 of chucking pole 4, gag lever post 6 has restricted chucking pole 4's activity, the outer wall and the screw thread through-hole of axis of rotation 10 are by screw bolt 16 fixed connection.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-strength gear ring for engineering machinery comprises a first gear (1), a second gear (2) and a rotating shaft (10), and is characterized in that both ends of the bottom surface of the first gear (1) are fixedly provided with opening and closing blocks (14), both ends of the bottom surface of the second gear (2) are provided with opening and closing grooves (13), the bottom wall of each opening and closing groove (13) is provided with an elastic groove, a spring (15) is fixedly arranged in each elastic groove, the opening and closing blocks (14) are clamped in the opening and closing grooves (13), the inner walls of the first gear (1) and the second gear (2) are provided with clamping mechanisms distributed in a circumferential manner, the outer wall of the rotating shaft (10) is provided with a plurality of clamping grooves (9) distributed in a circumferential manner, the left inner wall and the right inner wall of each clamping groove (9) are provided with arc-shaped clamping grooves (11), the opening and closing blocks (14) are slidably clamped in the clamping grooves (9), the arc-shaped clamping block is slidably clamped in the arc-shaped clamping groove (11), a rubber ring (12) is arranged among the first gear (1), the second gear (2) and the rotating shaft (10), and a plurality of through holes which are distributed circumferentially are arranged between the upper wall and the lower wall of the rubber ring (12).

2. The gear ring for the high-strength engineering machinery according to claim 1, wherein the clamping mechanism comprises a groove (3) formed in the inner walls of the first gear (1) and the second gear (2), a compression spring (5) is fixedly installed in the groove (3), a clamping rod (4) is slidably installed in the compression spring (5), a limiting rod (6) is fixedly connected to one end of the clamping rod (4), arc-shaped clamping blocks are arranged on the left side wall and the right side wall, far away from the limiting rod (6), of the clamping rod (4), baffle grooves (7) are formed in the left inner wall and the right inner wall of the groove (3), and baffles (8) are slidably installed in the baffle grooves (7).

3. A high-strength ring gear for construction machinery according to claim 1, wherein a plurality of the through-holes correspond to a plurality of the fastening rods (4), respectively.

4. A high-strength ring gear for construction machinery as claimed in claim 1, wherein a threaded bolt (16) is fixedly installed between the opening and closing block (14) and the side wall of the second gear (2).

5. A high-strength ring gear for construction machinery as claimed in claim 2, wherein the clamping rod (4) is provided with a threaded through hole, and the outer wall of the rotary shaft (10) and the threaded through hole are fixedly connected by a threaded bolt (16).

6. The gear ring for the high-strength engineering machinery is characterized in that the size of the opening and closing block (14) is matched with that of the clamping groove (9), and the size of the arc-shaped clamping block is matched with that of the arc-shaped clamping groove (11).