CN215971815U

CN215971815U - Guide wheel for anti-abrasion excavator

Info

Publication number: CN215971815U
Application number: CN202122337478.1U
Authority: CN
Inventors: 吴玉峰
Original assignee: Quanzhou Licheng Juli Heavy Duty Engineering Machinery Co
Current assignee: Quanzhou Licheng Juli Heavy Duty Engineering Machinery Co
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-03-08
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a guide wheel for an anti-abrasion excavator, which relates to the technical field of guide wheels and aims to solve the problems that a track is easy to generate large vibration when passing through a large hollow area, the limit of the guide wheel and the track is insufficient and the like. The device provided by the utility model prevents the crawler belt from generating large jumping when passing through a hollow hole by means of lowering the gravity center, and meanwhile, the guide wheels are damped by the springs with large elasticity, so that the vibration of the crawler belt guide wheels on the crawler belt is further avoided, and the crawler belt is wrapped by the crawler belt limiting grooves and limited at the same time, so that the running of the crawler belt is further stabilized.

Description

Guide wheel for anti-abrasion excavator

Technical Field

The utility model relates to the technical field of guide wheels, in particular to a guide wheel for an anti-abrasion excavator.

Background

The guide wheel is an important part in a walking system of crawler-type engineering machinery and the like, is arranged on the trolley frame and is used for guiding the crawler, and the guide wheel mainly has the function of guiding the crawler to be wound correctly and is moved by the tensioning device to adjust the tensioning degree of the crawler.

And the guide wheel is under the effect of carrying out the guide to the track, and the focus of guide wheel often can be on the high side, and then does not utilize the track to carry out the shock attenuation when great pothole, is vital importance to the guide and the limiting displacement of track at the guide wheel simultaneously, and the guide wheel will cause the track to drop to the support of track and parcel not enough, and for solving above technical problem, now provides a abrasionproof and decreases guide wheel for excavator.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the prior art, the utility model provides a guide wheel for an anti-abrasion excavator, the device provided by the utility model prevents a track from greatly jumping when passing through a hollow hole by pressing down the center of gravity, and simultaneously, the guide wheel is damped by a spring with high elasticity, so that the vibration of the track guide wheel to the track is further avoided, and the track is limited while being wrapped by a track limiting groove, so that the running of the track is further stabilized.

(II) technical scheme

The utility model provides a guide wheel for an anti-abrasion excavator, which comprises two supporting wheel discs, wherein wheel rims are welded on the outer rings of the supporting wheel discs, track limiting grooves are welded on the outer rings of the wheel rims, auxiliary shaft bodies are welded on the sides, close to each other, of the two supporting wheel discs through holes, guide bolts are welded on the ends, far away from each other, of the auxiliary shaft bodies, main shafts are welded on the ends, close to each other, of the auxiliary shaft bodies, balancing weights are welded on the outer rings of the main shafts, bearing plates are welded on the sides, far away from the main shafts, of the bearing plates, two movable columns are welded on the sides, far away from the balancing weights, fixing plates are sleeved on the ends, far away from the bearing plates, of the movable columns, penetrate through and extend to the sides, far away from the bearing plates, of the fixing plates, two connecting blocks are welded on the sides, far away from the movable columns, of the fixing plates, one side welding that the fixed plate was kept away from to the connecting block has the mounting bracket.

Optionally, one side of the bearing plate, which is far away from the counterweight block, is welded with two springs which are all sleeved on the outer ring of the movable column, and the other end of each spring is welded with one side of the fixed plate, which is close to the bearing plate.

Optionally, two grooves are formed in one side, away from the connecting block, of the mounting frame, and the lock catch is arranged inside each groove.

Optionally, one side of the guide bolt is provided with a rotating shaft, and one end of the rotating shaft, which is far away from the guide bolt, is embedded in one side of the auxiliary shaft body, which is far away from each other.

Optionally, six round holes are formed in one side, away from each other, of the supporting wheel disc, and threads are arranged inside the round holes.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

1. this device is through the mode of installing two wheel rims and two track spacing grooves with the track both-way support, and the effectual effect of supporting is carried out the track, wraps up the both sides edge of track through the mode of two spacing grooves simultaneously to it is spacing to have carried out the track.

2. Simultaneously through the main shaft installation balancing weight with the device, and then when the track passes through hole hollow, the shaking force will transmit the bottom of device through the balancing weight, and then depresses the focus of track, offsets the shaking force through the spring simultaneously, ensures the normal operating of track.

In conclusion, the device provided by the utility model prevents the track from greatly jumping when passing through a hollow hole by pressing down the center of gravity, and meanwhile, the guide wheels are damped by the springs with larger elasticity, so that the vibration of the track guide wheels to the track is further avoided, and the track is wrapped by the track limiting grooves and limited at the same time, so that the running of the track is further stabilized.

Drawings

Fig. 1 is a schematic perspective view of a guide wheel for an anti-wear excavator according to the present invention.

Fig. 2 is a schematic perspective exploded view of a guide wheel for an anti-wear excavator according to the present invention.

Fig. 3 is a schematic view of a guide pin structure of a guide wheel for an anti-wear excavator according to the present invention.

Fig. 4 is a schematic structural diagram of a supporting wheel disc of a guide wheel for an anti-wear excavator, which is provided by the utility model.

Fig. 5 is a schematic diagram of a rim structure of a guide wheel for an anti-wear excavator according to the present invention.

Reference numerals: 1. a support wheel disc; 2. a balancing weight; 3. a guide pin; 4. an auxiliary shaft body; 5. a mounting frame; 6. a bearing plate; 7. a main shaft; 8. a rim; 9. a spring; 10. a fixing plate; 11. connecting blocks; 12. a movable post; 13. track spacing groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example 1: as shown in fig. 1-5, the guide wheel for an anti-abrasion excavator provided by the utility model comprises two support wheel discs 1, wherein the outer rings of the support wheel discs 1 are welded with wheel rims 8, the outer rings of the wheel rims 8 are welded with track limiting grooves 13, two grooves at the bottom of an installation frame 5 are aligned and installed in the track of the excavator, the grooves of the track limiting grooves 13 connected with the outer rings of the wheel rims 8 are clamped with the connecting teeth of the track, the grooves formed in the guide pins 3 are clamped with the connecting rods of the track, the sides of the two support wheel discs 1 close to each other are welded with auxiliary shaft bodies 4 through holes, the ends of the auxiliary shaft bodies 4 far away from each other are welded with guide pins 3, the ends of the auxiliary shaft bodies 4 close to each other are welded with main shafts 7, the outer rings of the main shafts 7 are welded with balancing weights 2, one sides of the balancing weights 2 far away from the main shafts 7 are welded with bearing plates 6, one sides of the bearing plates 6 far away from the balancing weights 2 are welded with two movable columns 12, one end of each movable column 12, which is far away from the bearing plate 6, is sleeved with a fixed plate 10, when the crawler belt passes through a large depression or bump, the supporting wheel disc 1 transmits the vibration to the auxiliary shaft body 4, and transmits the vibration to the balancing weight 2 through the main shaft 7, because the gravity center of the balancing weight 2 is positioned below, the force is pressed downwards to be exerted above the bearing plate 6, and the two movable columns 12 below the bearing plate 6 penetrate through the fixed plate 10, and the bearing plate 6 compresses the spring 9 wound on the outer ring of the movable column 12 in the process of moving downwards, and then offset most shaking force of bearing plate 6 conduction with the help of the elasticity of spring 9, the one end that bearing plate 6 was kept away from to activity post 12 runs through and extends to one side that bearing plate 6 was kept away from to fixed plate 10, and the welding of one side that activity post 12 was kept away from to fixed plate 10 has two connecting blocks 11, and the welding of one side that fixed plate 10 was kept away from to connecting block 11 has mounting bracket 5.

Example 2: as shown in fig. 1-5, one side welding that balancing weight 2 was kept away from to bearing plate 6 has two springs 9 that all overlap and establish at activity post 12 outer lane, one side welding that the other end of spring 9 and fixed plate 10 are close to bearing plate 6, mounting bracket 5 kept away from one side of connecting block 11 has seted up two recesses, the inside hasp that all is provided with of recess, one side of guide bolt 3 all is provided with the pivot, the one end that guide bolt 3 was kept away from in the pivot is inlayed in the one side that supplementary axis body 4 was kept away from each other, six round holes have all been seted up to one side that supports rim plate 1 and keep away from each other, the inside of round hole all is provided with the screw thread.

The utility model has the following use flow, firstly, two grooves at the bottom of the mounting frame 5 are aligned and mounted in the crawler of the excavator, the groove of the crawler limiting groove 13 connected with the outer ring of the rim 8 is clamped with the connecting teeth of the crawler, the groove arranged in the guiding pin 3 is clamped with the connecting rod of the crawler, the guiding function of the crawler is acted on the supporting wheel disc 1 in the running process of the crawler, meanwhile, the force of the crawler pressing the outer ring of the supporting wheel disc 1 is evenly transferred to the auxiliary shaft body 4, and the end of the auxiliary shaft body 4 far away from each other evenly exerts the force on the guiding pin 3.

When the track is through great hole or jolt, support rim plate 1 will shake and pass to on the auxiliary shaft body 4, and conduct vibrations to balancing weight 2 through main shaft 7, because the focus of balancing weight 2 is located the below, and then will exert and apply bearing plate 6 top, two movable posts 12 of bearing plate 6 below will pass fixed plate 10 simultaneously, and bearing plate 6 will compress the spring 9 of winding in activity post 12 outer lane at the in-process that moves down, and then offset the most vibrations power of bearing plate 6 conduction with the help of the elasticity of spring 9, and break away from hole back at the track, the elasticity of spring 9 will help to support the rim 8 support track of 1 outer lane of rim plate.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The guide wheel for the anti-abrasion excavator comprises two support wheel discs (1) and is characterized in that wheel rims (8) are welded to the outer rings of the support wheel discs (1), track limiting grooves (13) are welded to the outer rings of the wheel rims (8), two auxiliary shaft bodies (4) are welded to one sides, close to each other, of the support wheel discs (1) through the through holes, guide bolts (3) are welded to one ends, far away from each other, of the auxiliary shaft bodies (4), a main shaft (7) is welded to one ends, close to each other, of the auxiliary shaft bodies (4), a balancing weight (2) is welded to the outer ring of the main shaft (7), a bearing plate (6) is welded to one side, far away from the main shaft (7), of the bearing plate (6), two movable columns (12) are welded to one side, far away from the bearing plate (6), of the movable columns (12) are sleeved with a fixing plate (10), one end that bearing plate (6) were kept away from in activity post (12) runs through and extends to one side that bearing plate (6) were kept away from in fixed plate (10), one side welding that activity post (12) were kept away from in fixed plate (10) has two connecting blocks (11), one side welding that fixed plate (10) were kept away from in connecting block (11) has mounting bracket (5).

2. The guide wheel for the wear-resistant excavator according to claim 1, wherein two springs (9) are welded on one side of the bearing plate (6) far away from the counterweight block (2), the two springs are sleeved on the outer ring of the movable column (12), and the other end of each spring (9) is welded on one side of the fixing plate (10) close to the bearing plate (6).

3. The guide wheel for the wear-resistant excavator according to claim 1, wherein the mounting frame (5) is provided with two grooves on the side away from the connecting block (11), and each groove is internally provided with a lock catch.

4. The guide wheel for the wear-resistant excavator according to claim 1, wherein one side of the guide pin (3) is provided with a rotating shaft, and one end of the rotating shaft, which is far away from the guide pin (3), is embedded in one side of the auxiliary shaft body (4), which is far away from each other.

5. The guide wheel for the wear-resistant excavator according to claim 1, wherein the side of the support wheel disc (1) away from each other is provided with six round holes, and the inner parts of the round holes are provided with threads.