CN213653583U

CN213653583U - Gear ring convenient to replace for excavator

Info

Publication number: CN213653583U
Application number: CN202021681295.0U
Authority: CN
Inventors: 苏涛; 苏新江; 苏容与
Original assignee: Taixing Wuxin Precision Casting Co ltd
Current assignee: Taixing Wuxin Precision Casting Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-07-09
Anticipated expiration: 2030-08-13

Abstract

The utility model provides a tooth ring for excavator convenient to change, including the tooth ring teeth, the tooth ring dish, the axis of rotation, outer hexagon bolt, the fixed bolster, the chuck, the draw-in groove, the fixture block, the fixed axle, connect the cardboard, the constant head tank and the locating piece, tooth ring dish annular side is provided with the tooth ring teeth, tooth ring dish left side is connected with the axis of rotation, tooth ring dish front side is installed the chuck, chuck annular side is fixed with the fixed bolster, tooth ring dish front end internally mounted has outer hexagon bolt, chuck rear side is installed the fixed axle, fixed axle annular side is provided with the fixture block, tooth ring dish internally disposed has the draw-in groove, the fixed axle left side is connected with connects the cardboard, connect cardboard internally disposed the constant head tank, fixed axle and constant head tank junction assemble the locating piece, this design has solved the complicated problem, the combined installation is convenient, the replacement is convenient and fast, and the using effect is good.

Description

Gear ring convenient to replace for excavator

Technical Field

The utility model relates to a ring gear for excavator convenient to change belongs to ring gear technical field for the excavator.

Background

An excavator, also known as an excavating machine (excavating shovel), is an earth moving machine that excavates material above or below a bearing surface with a bucket and loads the material into a transport vehicle or unloads the material to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The most important three parameters of the excavator: the excavator comprises a power device, a working device, a slewing mechanism, an operating mechanism, a transmission mechanism, a travelling mechanism, auxiliary facilities and the like. The transmission mechanism transmits the power of the engine to actuating elements such as a hydraulic motor and a hydraulic cylinder through the hydraulic pump to push the working device to act, so that various operations are completed. The gear ring is an important transmission part in the excavator.

Among the prior art, current ring gear for excavator is after long-time the use, and ring gear surface and inside can produce wearing and tearing, and the ring gear adopts the bolt to be connected with the inside mechanism of excavator, and the bolt is more in quantity, need change when the ring gear to dismantle the bolt, wastes time and energy, and is very inconvenient, and the ring gear is changed inconveniently, and the ring gear for excavator that now need a be convenient for change solves the problem that the aforesaid appears urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a ring gear for excavator convenient to change to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite mounting of being convenient for changes conveniently, and excellent in use effect.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a tooth ring for an excavator convenient to replace, which comprises tooth ring teeth, a tooth ring disc, a mechanism convenient to replace and a rotating shaft, the annular side surface of the gear ring disc is provided with gear ring teeth, the inner side of the gear ring disc is provided with a mechanism convenient to replace, the left side of the gear ring disc is connected with a rotating shaft, the mechanism convenient to replace comprises an outer hexagon bolt, a fixed bracket, a chuck, a clamping groove, a clamping block, a fixed shaft, a connecting clamping plate, a positioning groove and a positioning block, the front side of the gear ring disc is provided with a chuck, the annular side surface of the chuck is fixed with a fixed bracket, the inner part of the front end surface of the gear ring disc is provided with an outer hexagon bolt, a fixed shaft is arranged at the rear side of the chuck, a clamping block is arranged on the annular side surface of the fixed shaft, a clamping groove is arranged in the gear ring disc, the left side of the fixed shaft is connected with a connecting clamping plate, a positioning groove is formed in the connecting clamping plate, and a positioning block is assembled at the joint of the fixed shaft and the positioning groove.

Furthermore, a threaded hole is formed in the gear ring disc, the specification of the threaded hole is matched with that of the outer hexagon bolt, and the outer hexagon thread is connected with the gear ring disc through threads.

Furthermore, a first fastening bolt is installed at the joint of the fixed support and the gear ring disc, and a second fastening bolt is installed at the joint of the chuck and the connecting clamping plate.

Furthermore, four groups of fixing supports are arranged, the specifications of the four groups of fixing supports are the same, the annular side faces of the chucks are symmetrically arranged on the four groups of fixing supports, four groups of clamping blocks are arranged, the specifications of the four groups of clamping blocks are the same, and the positions of the four groups of clamping blocks correspond to the positions of the four groups of fixing supports.

Furthermore, the specification of the clamping groove is matched with that of the clamping block, and the specification of the positioning block is matched with that of the positioning groove.

Further, the diameter of the fixed shaft is the same as the inner diameter of the gear ring disc, and the diameter of the connecting clamp plate is the same as the diameter of the gear ring disc.

The utility model has the advantages that: the utility model discloses a ring gear for excavator convenient to change, because of the utility model discloses added outer hexagon bolt, fixed bolster, chuck, draw-in groove, fixture block, fixed axle, connection cardboard, constant head tank and locating piece, this design can carry out convenient installation and change to the ring gear, has solved the complicated problem of wasting time and energy of original excavator ring gear change process, has improved the utility model discloses a change convenience.

Because the gear ring disc is internally provided with the threaded hole, the specification of the threaded hole is matched with that of the outer hexagon bolt, the outer hexagon thread is connected with the gear ring disc through the thread, the design is convenient for fastening and installing the outer hexagon bolt through the threaded hole, because the joint of the fixed bracket and the gear ring disc is provided with the first fastening bolt, and the joint of the chuck and the connecting clamping plate is provided with the second fastening bolt, the design improves the installation stability of the fixed bracket and the chuck, because the fixed bracket is provided with four groups, and the specifications of the four groups of fixed brackets are the same, the four groups of fixed brackets are symmetrically provided with the annular side surfaces of the chuck, four groups of clamping blocks are provided with the four groups, and the specifications of the four groups of clamping blocks are the same, the four groups of clamping blocks correspond to the positions of the four groups of fixed, the use effect is good.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a tooth ring for an excavator, which is convenient to replace according to the present invention;

fig. 2 is a schematic structural view of a mechanism convenient to replace in the tooth ring for the excavator, which is convenient to replace according to the present invention;

fig. 3 is a front sectional view of the conveniently replaced mechanism in the conveniently replaced gear ring for the excavator according to the present invention;

fig. 4 is the utility model relates to a left side view cut-away view of mechanism is convenient for change in ring gear for excavator convenient to change

In the figure: 1-gear ring gear teeth, 2-gear ring disc, 3-mechanism convenient to replace, 4-rotating shaft, 31-outer hexagon bolt, 32-fixed support, 33-chuck, 34-clamping groove, 35-clamping block, 36-fixed shaft, 37-connecting clamping plate, 38-positioning groove, 39-positioning block, 311-threaded hole, 321-first fastening bolt and 331-second fastening bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a ring gear for excavator convenient to change, includes ring gear teeth 1, ring gear dish 2, is convenient for change mechanism 3 and axis of

rotation

4, and 2 annular sides of ring gear dish are provided with

ring gear teeth

1, and 2 inboards of ring gear dish are provided with and are convenient for

change mechanism

3, and 2 left sides of ring gear dish are connected with axis of rotation 4.

Be convenient for change mechanism 3 includes outer hexagon bolt 31, fixed bolster 32, chuck 33, draw-in groove 34, fixture block 35, fixed axle 36, connect cardboard 37, constant head tank 38 and locating piece 39, chuck 33 is installed to ring gear dish 2 front side, chuck 33 annular side is fixed with fixed bolster 32, ring gear dish 2 preceding terminal surface internally mounted has outer hexagon bolt 31, fixed axle 36 is installed to chuck 33 rear side, fixed axle 36 annular side is provided with fixture block 35, ring gear dish 2 is inside has seted up draw-in groove 34, fixed axle 36 left side is connected with connects cardboard 37, connect the inside constant head tank 38 that has seted up of cardboard 37, fixed axle 36 is equipped with locating piece 39 with constant head tank 38 junction, the problem that original excavator is complicated with the ring gear replacement process wastes time and energy has been solved.

The inner part of the gear ring disc 2 is provided with a threaded hole 311, the specification of the threaded hole 311 is matched with the specification of an outer hexagon bolt 31, the outer hexagon thread is connected with the gear ring disc 2 through the thread, the design is convenient for fastening and installing the outer hexagon bolt 31 through the threaded hole 311, a first fastening bolt 321 is installed at the joint of the fixed bracket 32 and the gear ring disc 2, a second fastening bolt 331 is installed at the joint of the chuck 33 and the connecting clamping plate 37, this design improves the mounting stability of the fixing bracket 32 and the chuck 33, the fixing bracket 32 is provided with four sets, and the four groups of fixed brackets 32 have the same specification, the four groups of fixed brackets 32 are symmetrically provided with the annular side surfaces of the chucks 33, the four groups of clamping blocks 35 are arranged, the specifications of the four groups of fixture blocks 35 are the same, the four groups of fixture blocks 35 correspond to the four groups of fixing brackets 32, this design facilitates the fixed connection of the ring gear plate 2 via the fixing brackets 32 and the fixture blocks 35.

The specification of the clamping groove 34 is matched with that of the clamping block 35, the specification of the positioning block 39 is matched with that of the positioning groove 38, the assembly reasonableness of the design is improved, the diameter of the fixing shaft 36 is the same as the inner diameter of the gear ring disc 2, the diameter of the connecting clamping plate 37 is the same as that of the gear ring disc 2, and the fixing shaft 36 and the connecting clamping plate 37 are convenient to install and fix through the design.

As an embodiment of the present invention: when the gear ring needs to be replaced, a worker firstly screws the outer hexagon bolt 31 out of the threaded hole 311 in the gear ring disc 2, then screws the first fastening bolt 321 out of the fixing support 32, screws the second fastening bolt 331 out of the chuck 33, enables the joint of the fixing support 32 and the gear ring disc 2 to be loosened and separated, separates the fixed shaft 36 from the connecting clamping plate 37, then applies a pulling force to the chuck 33, pulls the chuck 33 outwards, pulls the fixture block 35 out of the clamping groove 34 through the chuck 33, pulls the positioning block 39 out of the positioning groove 38, enables the fixed shaft 36 and the connecting clamping plate 37 to be separated, then takes the chuck 33 and the fixed shaft 36 out of the gear ring disc 2, then separates the gear ring disc 2 from the connecting clamping plate 37, thereby realizing convenient disassembly of the gear ring disc 2, then clamps a new gear ring on the right side of the connecting clamping plate 37, and reversely repeats the steps, with ring gear dish 2 with be connected cardboard 37 stable connection, realized the convenient change to the ring gear, improved the utility model discloses a change convenience.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a ring gear for excavator convenient to change, includes the ring gear teeth of a cogwheel, ring gear dish, is convenient for change mechanism and axis of rotation, its characterized in that: the annular side surface of the gear ring disc is provided with gear ring teeth, the inner side of the gear ring disc is provided with a mechanism convenient to replace, and the left side of the gear ring disc is connected with a rotating shaft;

be convenient for change mechanism and include outer hexagon bolt, fixed bolster, chuck, draw-in groove, fixture block, fixed axle, connection cardboard, constant head tank and locating piece, the chuck is installed to ring gear dish front side, chuck annular side is fixed with the fixed bolster, ring gear dish front end face internally mounted has outer hexagon bolt, the fixed axle is installed to the chuck rear side, fixed axle annular side is provided with the fixture block, the inside draw-in groove of having seted up of ring gear dish, the fixed axle left side is connected with the connection cardboard, connect the inside constant head tank of having seted up of cardboard, the fixed axle is equipped with the locating piece with the constant head tank junction.

2. The ring gear for excavators convenient to replace according to claim 1, characterized in that: the gear ring plate is internally provided with a threaded hole, the specification of the threaded hole is matched with that of an outer hexagon bolt, and the outer hexagon thread is connected with the gear ring plate through threads.

3. The ring gear for excavators convenient to replace according to claim 1, characterized in that: first fastening bolts are installed at the joints of the fixed support and the gear ring disc, and second fastening bolts are installed at the joints of the chuck and the connecting clamping plate.

4. The ring gear for excavators convenient to replace according to claim 1, characterized in that: the fixture comprises four groups of fixture blocks, four groups of fixture blocks are arranged on the fixture blocks, and the fixture blocks correspond to the four groups of fixture supports.

5. The ring gear for excavators convenient to replace according to claim 1, characterized in that: the specification of the clamping groove is matched with that of the clamping block, and the specification of the positioning block is matched with that of the positioning groove.

6. The ring gear for excavators convenient to replace according to claim 1, characterized in that: the diameter of the fixed shaft is the same as the inner diameter of the gear ring disc, and the diameter of the connecting clamp plate is the same as the diameter of the gear ring disc.