CN215888410U

CN215888410U - Excavator frame cross beam structure

Info

Publication number: CN215888410U
Application number: CN202121855185.6U
Authority: CN
Inventors: 高建华; 翟晓凯; 余振新
Original assignee: Jiangyin Huajun Machinery Co ltd
Current assignee: Jiangyin Huajun Machinery Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-22
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses an excavator frame cross beam structure which comprises a cross beam main body, wherein a movable shaft is fixedly arranged at the center position of the front end of the cross beam main body, a lubricating mechanism is arranged at the position of the left side of the cross beam main body, a first movable block is movably clamped at the upper end position in the cross beam main body, and a vertical rod is fixedly arranged at the upper end position of the first movable block. When the auxiliary support device is used, the balls are tightly attached to the lower end position of the cab, so that the auxiliary support work is carried out on the cab, the load support pressure on the position of the movable shaft is borne to prevent deformation, the normal rotation of the position of the movable shaft is ensured, when the abrasion of the balls is reduced, a user rotates the vertical rod, the hollow rod and the second movable rod are in a fixed state, so that the vertical rod and the first movable rod rotate relatively, the first movable rod moves upwards until the lower end position of the cab is squeezed, and the auxiliary support work is carried out on the cab continuously.

Description

Excavator frame cross beam structure

Technical Field

The utility model relates to the field of excavator equipment, in particular to an excavator frame cross beam structure.

Background

The crossbeam of the existing excavator is a device for connecting a cab and a moving mechanism, the crossbeam is movably mounted with a cross frame when in use, the normal rotation of driving is guaranteed, but stress points are movable positions when in long-term use, the movable points are easily deformed to cause the rotation and the blocking, and finally the excavator can not be used, so that the problem can be solved by a device in urgent need.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frame cross beam structure of an excavator, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a crossbeam structure of an excavator frame comprises a crossbeam main body, wherein a movable shaft is fixedly arranged at the center position of the front end of the crossbeam main body, a lubricating mechanism is arranged at the left end position of the crossbeam main body, a first movable block is movably clamped at the upper end position in the crossbeam main body and rotates around a self central shaft, a vertical rod is fixedly arranged at the upper end position of the first movable block, a first movable rod is movably and alternately arranged at the inner position of the vertical rod through threads, a ball is movably clamped at the upper end position of the first movable rod, a cavity is arranged at the inner position of the vertical rod, a second movable block is movably clamped at the inner position of the cavity, a positioning mechanism is arranged at the outer end position of the first movable rod, and the ball is tightly attached to the lower end position of a cab during use, so that auxiliary supporting work is carried out on the cab, thereby, the position of the movable shaft is loaded with supporting pressure to prevent deformation, and the normal rotation of the position of the movable shaft is ensured.

Preferably, positioning mechanism includes hollow rod, second movable rod and horizon bar, the perpendicular fixed mounting in crossbeam main part upper end position is provided with hollow rod, the activity of the inside position activity of hollow rod alternates and is provided with the second movable rod, the horizontal fixed mounting in position level between second movable rod upper end and the first movable rod is provided with the horizon bar, and when ball wearing and tearing become small, the user rotates vertical rod, because hollow rod and second movable rod are the stationary state to make vertical rod and first movable rod take place relative rotation, thereby make first movable rod rebound to the lower extreme position when the extrusion is driven, thereby continue to carry out the auxiliary stay work to the driver's cabin.

Preferably, lubricated mechanism includes box, rubber valve, stripper plate, filling tube, sealed lid and row's material pipe, crossbeam main part left side end position fixed mounting is provided with the box, box inside position activity joint is provided with the stripper plate, stripper plate central point puts horizontal fixed mounting and is provided with the filling tube, filling tube left side end position fixed mounting is provided with sealed lid, the inside position fixed mounting of filling tube is provided with the rubber valve, prevents the lubricating oil refluence, box right side end position fixed mounting is provided with row material pipe, arrange inside material pipe right side end position penetrates first movable rod, be located the ball lower extreme, remove the stripper plate to the right side through the filling tube when using, can extrude the inside lubricating oil of box and get into row material intraduct to lubricate the ball, guarantee the roll nature of ball.

Preferably, the diameter of the cavity is larger than the outer diameter of the first movable rod.

Preferably, the lower end of the first movable rod is fixedly arranged at the center of the upper end of the second movable block.

Preferably, the hollow rod, the second movable rod and the horizontal rod are made of metal materials.

Preferably, the discharge pipe is a corrugated hose.

Preferably, the position of the outer side end of the sealing cover is provided with anti-skid lines in a surrounding mode.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the auxiliary support device is used, the balls are tightly attached to the lower end position of the cab, so that the auxiliary support work is carried out on the cab, the load support pressure on the position of the movable shaft is borne to prevent deformation, the normal rotation of the position of the movable shaft is ensured, when the abrasion of the balls is reduced, a user rotates the vertical rod, the hollow rod and the second movable rod are in a fixed state, so that the vertical rod and the first movable rod rotate relatively, the first movable rod moves upwards until the lower end position of the cab is extruded, and the auxiliary support work is carried out on the cab continuously;

2. when the utility model is used, the extrusion plate is moved towards the right side by the injection pipe, so that the lubricating oil in the box body can be extruded to enter the discharge pipe, thereby lubricating the balls and ensuring the rolling property of the balls.

Drawings

FIG. 1 is a schematic view of the overall structure of a frame cross beam structure of an excavator according to the present invention;

FIG. 2 is a front sectional view of a frame cross member structure of an excavator according to the present invention;

FIG. 3 is a schematic structural view of A1 of the frame cross member structure of the excavator of the present invention;

fig. 4 is a vertical rod perspective view of an excavator frame cross member structure of the present invention.

In the figure: 1. a beam main body; 2. a box body; 3. a movable shaft; 4. an injection pipe; 5. a sealing cover; 6. a rubber valve; 7. a pressing plate; 8. a discharge pipe; 9. a first movable block; 10. a vertical rod; 11. a first movable bar; 12. a ball bearing; 13. a horizontal bar; 14. a hollow shaft; 15. a second movable bar; 16. a second movable block; 17. a cavity.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a frame and beam structure of an excavator comprises a beam main body 1, a movable shaft 3 is fixedly arranged at the center position of the front end of the beam main body 1, a lubricating mechanism is arranged at the left end position of the beam main body 1, a first movable block 9 is movably clamped at the upper end position in the beam main body 1, the first movable block 9 rotates around a self central shaft, a vertical rod 10 is fixedly arranged at the upper end position of the first movable block 9, a first movable rod 11 is movably inserted and arranged at the inner position of the vertical rod 10 through threads, a ball 12 is movably clamped at the upper end position of the first movable rod 11, a cavity 17 is arranged at the inner position of the vertical rod 10, the diameter of the cavity 17 is larger than the outer diameter of the first movable rod 11, a second movable block 16 is movably clamped at the inner position of the cavity 17, the lower end position of the first movable rod 11 is fixedly arranged at the center position of the upper end of the second movable block 16, the position of the outer side end of the first movable rod 11 is provided with a positioning mechanism, and the positioning mechanism is tightly attached to the lower end of the cab through a ball 12 when the positioning mechanism is used, so that auxiliary support work is performed on the cab, the position of the movable shaft 3 is supported by supporting pressure to prevent deformation, and normal rotation of the position of the movable shaft 3 is guaranteed.

Positioning mechanism includes hollow rod 14, second movable rod 15 and horizon bar 13, the vertical fixed mounting in end position of 1 upper end of crossbeam main part is provided with hollow rod 14, the activity of the inside position activity of hollow rod 14 alternates and is provided with second movable rod 15, position horizontal fixed mounting is provided with horizon bar 13 between second movable rod 15 upper end and the first movable rod 11, hollow rod 14, second movable rod 15 and horizon bar 13 are the metal material, and when ball 12 wearing and tearing become little, the user rotates vertical pole 10, because hollow rod 14 and second movable rod 15 are fixed state, thereby make vertical pole 10 and first movable rod 11 take place relative rotation, thereby make first movable rod 11 rebound until the lower extreme position when the extrusion is driven, thereby continue to carry out the auxiliary stay work to the driver's cabin.

The lubricating mechanism comprises a box body 2, a rubber valve 6, an extrusion plate 7, an injection pipe 4, a sealing cover 5 and a material discharging pipe 8, wherein the box body 2 is fixedly arranged at the left end position of a beam main body 1, the extrusion plate 7 is movably clamped and connected at the inner position of the box body 2, the injection pipe 4 is horizontally and fixedly arranged at the central position of the extrusion plate 7, the sealing cover 5 is fixedly arranged at the left end position of the injection pipe 4, anti-slip lines are arranged at the outer end position of the sealing cover 5 in a surrounding manner, the rubber valve 6 is fixedly arranged at the inner position of the injection pipe 4 to prevent lubricating oil from flowing backwards, the material discharging pipe 8 is fixedly arranged at the right end position of the box body 2, the material discharging pipe 8 is a corrugated hose, the right end position of the material discharging pipe 8 penetrates into a first movable rod 11 and is positioned at the lower end of a ball 12, and the extrusion plate 7 is moved to the right side through the injection pipe 4 when in use, can extrude inside lubricating oil entering of box 2 and arrange material pipe 8 inside to lubricate ball 12, guarantee ball 12's roll nature.

The working principle is as follows: when in use, the utility model is tightly attached to the lower end of the cab through the balls 12, thereby carrying out auxiliary supporting work on the cab, thereby bearing the supporting pressure on the position of the movable shaft 3 to prevent deformation, ensuring the normal rotation of the position of the movable shaft 3, when the abrasion of the balls 12 becomes small, the user rotates the vertical rod 10, since the hollow bar 14 and the second movable bar 15 are in a fixed state, the vertical bar 10 and the first movable bar 11 are rotated relatively, so that the first movable lever 11 is moved upward up to the lower end position at the time of the squeeze operation, thereby continuing the auxiliary supporting work of the cab, the squeeze plate 7 is moved to the right side through the injection tube 4 at the time of use, can extrude inside lubricating oil entering row of box 2 and expect that pipe 8 is inside to lubricate ball 12, guarantee ball 12's roll nature, have simple structure, convenient to use, excellent in use effect's advantage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an excavator frame crossbeam structure, includes crossbeam main part (1), its characterized in that: crossbeam main part (1) front end central point puts fixed mounting and is provided with loose axle (3), crossbeam main part (1) left end position sets up lubricating mechanism, crossbeam main part (1) inside upper end position activity joint is provided with first movable block (9), first movable block (9) upper end position fixed mounting is provided with vertical pole (10), vertical pole (10) internal position alternates through the screw thread activity and is provided with first movable rod (11), first movable rod (11) upper end position activity joint is provided with ball (12), cavity (17) have been seted up to vertical pole (10) internal position, cavity (17) internal position activity joint is provided with second movable block (16), first movable rod (11) outside end position is provided with positioning mechanism.

2. The excavator frame cross member structure of claim 1, wherein: positioning mechanism includes hollow rod (14), second movable rod (15) and horizon bar (13), the perpendicular fixed mounting of crossbeam main part (1) upper end position is provided with hollow rod (14), hollow rod (14) inside position activity interlude is provided with second movable rod (15), the horizontal fixed mounting of position between second movable rod (15) upper end and first movable rod (11) is provided with horizon bar (13).

3. The excavator frame cross member structure of claim 1, wherein: lubricating mechanism includes box (2), rubber valve (6), stripper plate (7), injection tube (4), sealed lid (5) and row's material pipe (8), crossbeam main part (1) left side position fixed mounting is provided with box (2), box (2) inside position activity joint is provided with stripper plate (7), horizontal fixed mounting of stripper plate (7) central point position is provided with injection tube (4), injection tube (4) left side position fixed mounting is provided with sealed lid (5), injection tube (4) inside position fixed mounting is provided with rubber valve (6), box (2) right side position fixed mounting is provided with row's material pipe (8), it penetrates inside first movable rod (11) to arrange material pipe (8) right side position, is located ball (12) end position lower extreme.

4. The excavator frame cross member structure of claim 1, wherein: the diameter of the cavity (17) is larger than the outer diameter of the first movable rod (11).

5. The excavator frame cross member structure of claim 1, wherein: the lower end of the first movable rod (11) is fixedly arranged at the center of the upper end of the second movable block (16).

6. The excavator frame cross member structure of claim 2, wherein: the hollow rod (14), the second movable rod (15) and the horizontal rod (13) are made of metal materials.

7. The excavator frame cross member structure of claim 3, wherein: the discharge pipe (8) is a corrugated hose.

8. The excavator frame cross member structure of claim 3, wherein: the outer side end of the sealing cover (5) is provided with anti-skid grains in a surrounding mode.