CN212766525U - Combined crawler assembly for excavator - Google Patents

Abstract

The utility model discloses a combination formula track assembly for excavator relates to excavator technical field, because the road is uneven in using to digging the machine for it is not hard up between track and the sprocket, the operation that leads to the excavator receives the hindrance, influences the operation scheduling problem, now proposes following scheme, including sprocket and thrust wheel, the outer lane cover of sprocket and thrust wheel is equipped with the track body, the support frame is installed to one side of sprocket, one side of support frame is equipped with the thrust wheel, the quantity of support frame is two, and the welding has the dead lever between the support frame, one side welding of dead lever has the push rod, run through on the push rod and be equipped with the slide, the welding of slide side has the push pedal, one side of push pedal articulates there is the connecting rod. The utility model discloses simple structure is novel, is convenient for adjust the distance between sprocket and the thrust wheel for track and sprocket laminating prevent that the track is not hard up, and the excavator operation is more steady, is fit for promoting.

Description

Combined crawler assembly for excavator

Technical Field

The utility model relates to an excavator technical field especially relates to a combination formula track assembly for excavator.

Background

An excavator is an earth moving machine that excavates material above or below a bearing surface with a bucket and loads it into a transport vehicle or unloads it 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 caterpillar is a flexible chain ring which is driven by the driving wheel and surrounds the driving wheel, the loading wheel, the inducer and the riding wheel. The crawler belt consists of crawler belt plates, crawler belt pins and the like. The track pin connects the track shoes together to form a track link. The both ends of grip-pad are porose, with the action wheel meshing, there is the induction tooth in the middle part for regular track to the track drops when preventing that the tank from turning to or heeling and traveling, has the enhancement non slipping spur in the one side with ground contact, with the adhesive force of the tightness of improvement grip-pad and track and ground. When the excavator is used, due to the fact that a road is uneven, the track and the chain wheel are loosened, operation of the excavator is hindered, and operation is affected, and therefore the combined track assembly for the excavator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of combination formula track assembly for excavator has solved and has dug the machine and use because the road is uneven for it is not hard up between track and the sprocket, and the operation that leads to the excavator receives the hindrance, influences the operation scheduling problem.

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

the utility model provides a combination formula track assembly for excavator, includes sprocket and thrust wheel, the outer lane cover of sprocket and thrust wheel is equipped with the track body, the support frame is installed to one side of sprocket, one side of support frame is equipped with the thrust wheel, the quantity of support frame is two, and the welding has the dead lever between the support frame, one side welding of dead lever has the push rod, run through on the push rod and be equipped with the slide, the welding of slide side one side has the push pedal, one side of push pedal articulates there is the connecting rod, the other end of connecting rod articulates there is the push rod motor.

Preferably, the top fixed mounting of support frame has the guide wheel, the bottom of support frame is rotated and is installed a plurality of leading wheels, the push pedal rotates with the thrust wheel and is connected.

Preferably, one side welding of slide has buffer spring, buffer spring overlaps and establishes the outer lane at the push rod, first through-hole has been seted up on the slide, the push rod runs through first through-hole, slide and the one side sliding connection that the support frame is close to each other.

Preferably, a second through hole is formed in the fixing rod, a guide rod is welded to one side of the sliding plate, and the guide rod penetrates through the second through hole.

Preferably, the guide rod runs through the one end welding of second through-hole and has the locating piece, and the external diameter of locating piece is greater than the internal diameter of second through-hole, the welding of one side of locating piece has extrusion spring, extrusion spring's the other end and dead lever welding.

Preferably, the fixing rod is provided with a mounting hole, the push rod motor is connected with the inner wall of the bottom of the mounting hole through a bolt, the top of the push rod motor is rotatably connected with a hinge block, and the hinge block is welded with the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation sprocket, the guide wheel, the thrust wheel, the support frame, the track body, the dead lever, the push rod, the slide, buffer spring, the push pedal, the push rod motor, connecting rod and guide bar isotructure, wherein move the excavator through sprocket and thrust wheel and track body, when the distance between thrust wheel and the sprocket needs to be adjusted, start the push rod motor with the controller, the output of push rod motor contracts downwards, promote the push pedal to one side through the push rod when the output contracts downwards, push pedal and slide promote along the push rod, make the distance between thrust wheel and the sprocket increase, make the running of bearing wheel and sprocket and track body laminating; the device simple structure is novel, is convenient for adjust the distance between sprocket and the thrust wheel for the track prevents that the track is not hard up with the sprocket laminating, and the excavator operation is more steady, is fit for promoting.

Drawings

Fig. 1 is a schematic front view of a combined track assembly for an excavator according to the present invention;

fig. 2 is an enlarged schematic view of a structure at a position a of the combined track assembly for the excavator, which is provided by the utility model;

fig. 3 is the utility model provides a crawler body of combination formula track assembly for excavator enlargies the schematic diagram.

In the figure: 1 sprocket, 2 leading wheels, 3 thrust wheels, 4 support frames, 5 track bodies, 6 fixed rods, 7 push rods, 8 sliding plates, 9 buffer springs, 10 push plates, 11 push rod motors, 12 connecting rods and 13 guide rods.

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. 1-3, a combination formula track assembly for excavator, including sprocket 1 and thrust wheel 3, the outer lane cover of sprocket 1 and thrust wheel 3 is equipped with track body 5, support frame 4 is installed to one side of sprocket 1, one side of support frame 4 is equipped with thrust wheel 3, the quantity of support frame 4 is two, and the welding has dead lever 6 between the support frame 4, the welding of one side of dead lever 6 has push rod 7, run through on the push rod 7 and be equipped with slide 8, the welding of 8 sides of slide has push pedal 10, one side of push pedal 10 articulates there is connecting rod 12, the other end of connecting rod 12 articulates there is push rod motor 11.

The top of the support frame 4 is fixedly provided with a guide wheel 2, the bottom of the support frame 4 is rotatably provided with a plurality of guide wheels, a push plate 10 is rotatably connected with a supporting wheel 3, one side of a sliding plate 8 is welded with a buffer spring 9, the buffer spring 9 is sleeved on the outer ring of a push rod 7, the sliding plate 8 is provided with a first through hole, the push rod 7 penetrates through the first through hole, one side of the sliding plate 8, which is close to the support frame 4, is slidably connected, a fixed rod 6 is provided with a second through hole, one side of the sliding plate 8 is welded with a guide rod 13, the guide rod 13 penetrates through the second through hole, one end of the guide rod 13, which penetrates through the second through hole, is welded with a positioning block, the outer diameter of the positioning block is larger than the inner diameter of the second through hole, one side of the positioning block is welded with an, the top of push rod motor 11 rotates and is connected with articulated piece, and articulated piece and connecting rod 12 welding.

In this embodiment, at first sprocket 1 and thrust wheel 3 carry out the transmission through track body 5, when the road is uneven ground, will adjust the distance between sprocket 1 and the thrust wheel 3, push rod motor 11 starts this moment, push rod motor 11's output contracts to retrieving, the one end of push rod 7 contracts downwards this moment, press down through push rod 7 and make push rod 7's the other end promote push pedal 10, push pedal 10 promotes to the one side of keeping away from sprocket 1 along push rod 7's direction, when thrust wheel 3 removes to the one side of keeping away from sprocket 1, lead through guide bar 13, make the more steady of operation, interval grow between sprocket 1 and the thrust wheel 3, make track body 5 and sprocket 1, thrust wheel 3 and guide wheel 2 laminating operation, make the more steady of operation.

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 (6)

1. The utility model provides a combination formula track assembly for excavator, includes sprocket (1) and thrust wheel (3), its characterized in that, the outer lane cover of sprocket (1) and thrust wheel (3) is equipped with track body (5), support frame (4) are installed to one side of sprocket (1), one side of support frame (4) is equipped with thrust wheel (3), the quantity of support frame (4) is two, and the welding has dead lever (6) between support frame (4), one side welding of dead lever (6) has push rod (7), it is equipped with slide (8) to run through on push rod (7), slide (8) side one side welding has push pedal (10), one side of push pedal (10) articulates there is connecting rod (12), the other end of connecting rod (12) articulates there is push rod motor (11).

2. The combined track assembly for the excavator is characterized in that the top of the support frame (4) is fixedly provided with the guide wheel (2), the bottom of the support frame (4) is rotatably provided with a plurality of guide wheels, and the push plate (10) is rotatably connected with the thrust wheel (3).

3. The combined type track assembly for the excavator is characterized in that a buffer spring (9) is welded on one side of the sliding plate (8), the buffer spring (9) is sleeved on an outer ring of the push rod (7), a first through hole is formed in the sliding plate (8), the push rod (7) penetrates through the first through hole, and the sliding plate (8) is in sliding connection with one side, close to the support frame (4), of the sliding plate.

4. The combined track assembly for the excavator according to claim 1, wherein a second through hole is formed in the fixing rod (6), a guide rod (13) is welded to one side of the sliding plate (8), and the guide rod (13) penetrates through the second through hole.

5. The combined type track assembly for the excavator according to claim 4, wherein a positioning block is welded to one end of the guide rod (13) penetrating through the second through hole, the outer diameter of the positioning block is larger than the inner diameter of the second through hole, an extrusion spring is welded to one side of the positioning block, and the other end of the extrusion spring is welded to the fixing rod (6).

6. The combined type track assembly for the excavator as claimed in claim 1, wherein the fixing rod (6) is provided with a mounting hole, the push rod motor (11) is connected with the inner wall of the bottom of the mounting hole through a bolt, the top of the push rod motor (11) is rotatably connected with a hinge block, and the hinge block is welded with the connecting rod (12).

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