CN219430852U - Tiltable bucket device for excavator - Google Patents

Abstract

The utility model discloses a tiltable bucket device for an excavator. The hydraulic bucket comprises a bucket body, a connecting body, an external connecting pin, an oil cylinder, a main connecting pin, an oil cylinder pin, a fastener and other equipment. The bucket body comprises a first supporting plate of an upper wall, side plate assemblies on two sides and an arc plate of a rear wall which are connected with each other; a front vertical plate and a rear vertical plate are symmetrically arranged at two ends of the center position of the first supporting plate, and pin shaft holes which are matched with each other are formed in the symmetrical front vertical plate and rear vertical plate. The utility model is characterized in that: the middle position of the connecting body is provided with a shaft seat, and the lower part is provided with an oil cylinder mounting seat; in addition, an oil cylinder mounting seat is arranged on one side of the bucket body; the front vertical plate and the rear vertical plate are respectively provided with holes at the middle positions, the shape of the holes is not limited, and the pin shafts are convenient to install; the outline of the lug plate is provided with a V-shaped opening, so that the suspension and transportation of the tilting bucket device are facilitated.

Description

Tiltable bucket device for excavator

Technical Field

The utility model belongs to the technical field of engineering machinery, and relates to a bucket capable of swinging in a reciprocating manner and an excavator; in particular, it relates to a tiltable bucket arrangement for an excavator.

Background

In the field of construction machinery, an actuator of a hydraulic excavator is a working device, and the working device includes a boom, an arm, and a bucket. The end of the working device is a bucket, and the bucket usually rotates with only one degree of freedom, so that the excavating action is realized. Under special conditions, such as trimming a slope, the conventional bucket may not even achieve satisfactory results by adjusting the position of the excavator and performing fine compound actions, thus reducing work efficiency and increasing labor intensity. The existing bucket is directly connected with the bucket rod and the connecting rod, and the four-bar mechanism is pushed to move through the hydraulic oil cylinder, so that the bucket rotates around the hinge shaft with one degree of freedom, and the excavating action is realized. But has the disadvantages that: the conventional bucket can only realize single-degree-of-freedom rotation, namely pitching motion, and cannot work under special working conditions, such as working conditions of trimming slopes and the like.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a tiltable bucket device for an excavator.

The technical scheme is as follows: the utility model relates to a tiltable bucket device for an excavator,

the scraper bucket comprises a scraper bucket body, wherein the scraper bucket body comprises a first supporting plate of an upper wall, side plate assemblies on two sides and an arc plate of a rear wall which are connected with each other;

a front vertical plate and a rear vertical plate are symmetrically arranged at two ends of the central position of the first supporting plate, and pin shaft holes which are matched with each other are formed in the symmetrical front vertical plate and rear vertical plate.

Furthermore, a connector is arranged between the front vertical plate and the rear vertical plate,

the connector comprises a second supporting plate arranged at the top ends of the front vertical plate and the rear vertical plate, two ear plates are symmetrically arranged on the upper wall of the second supporting plate,

three standing plates are welded on the lower wall of the second supporting plate, shaft seats are arranged on the three standing plates in a penetrating way, shaft holes are arranged in the center of the shaft seats,

a bearing is arranged in the shaft hole, a main connecting pin shaft is penetrated in the bearing,

the main connecting pin shaft passes through the pin shaft hole and then is arranged in the bearing in a penetrating way,

and a fastener is arranged on the main connecting pin shaft.

Further, an oil cup is arranged on the side wall of the shaft seat;

and a second oil cylinder mounting seat is arranged at the bottom end of the standing plate.

Further, the other end of the first supporting plate is provided with a first oil cylinder mounting seat;

an oil cylinder is arranged between the first oil cylinder mounting seat and the second oil cylinder mounting seat;

one end of the oil cylinder is movably connected to the first oil cylinder mounting seat through an oil cylinder pin shaft which penetrates through the oil cylinder, and the other end of the oil cylinder is movably connected to the second oil cylinder mounting seat through an oil cylinder pin shaft which penetrates through the oil cylinder.

Further, holes are formed in the front vertical plate and the rear vertical plate, and a protruding portion is arranged on two sides of the tops of the front vertical plate and the rear vertical plate respectively.

Further, two front and rear round holes are formed in the two ear plates, and an external connecting pin shaft is respectively arranged in the two symmetrical round holes in a penetrating mode;

v-shaped openings are formed in the extending positions of one ends of the two ear plates.

Further, blade plates are arranged on the outer walls of the side plate assemblies on the two sides.

The beneficial effects are that: the utility model has the characteristics that 1, under the condition that the position of the excavator is not required to be adjusted and the combined action is carried out, the bucket trimming slope operation is realized, the operation is convenient, and the operation efficiency is high; 2. the structure is simple, and the disassembly and the assembly are convenient; 3. the structure is a welding piece, and the cost is low.

Drawings

FIG. 1 is an assembled schematic view of an embodiment of the present utility model;

FIG. 2 is a schematic view of a bucket body according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a connector according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of the front and rear uprights of the bucket body according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of a connector ear plate according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a bucket body left limit stop in an embodiment of the utility model;

FIG. 7 is a schematic view of a bucket body right limit stop in an embodiment of the utility model;

FIG. 8 is a schematic diagram of another embodiment of the present utility model;

in the figure, a bucket body is shown as 1; a 2-linker; 3-an external connecting pin shaft; 4-an oil cylinder; 5-a main connecting pin shaft; 6-an oil cylinder pin shaft; 7-a fastener;

11-a front vertical plate; 12-a rear vertical plate; 13-a first support plate; 14-arc plates; 15-blade plate; a 16-side panel assembly; 17-an oil cylinder mounting seat I;

21-ear plate; 22-shaft seats; 23-bearings; 24-a second oil cylinder mounting seat; 25-oil cup; 26-a second supporting plate; 111-a protrusion; 112-holes; 211-V shaped opening.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments.

As shown in the figure, the tiltable bucket device for the excavator provides a solution for working under special working conditions, such as working conditions requiring left and right deflection of the bucket, such as trimming slopes;

as shown in fig. 1, the device specifically comprises a bucket body 1, a connector 2, an external connecting pin 3, an oil cylinder 4, a main connecting pin 5, an oil cylinder pin 6, a fastener 7 and other devices;

the bucket body 1 is connected with the connecting body 2 through a main connecting pin shaft 5, and the external connecting pin shaft 3 is fixed with the connecting body 1 through assembly or welding;

as shown in fig. 2-3, a first oil cylinder mounting seat 17 and a second oil cylinder mounting seat 24 are respectively arranged at one side of the bucket body 1 and the lower part of the connecting body 2, two ends of the oil cylinder 4 are respectively hinged with the first oil cylinder mounting seat 17 and the second oil cylinder mounting seat 24, and the left and right side swinging of the bucket body 1 around the main connecting pin shaft 5 is realized through the stroke change of the oil cylinder 4;

as shown in fig. 2, the bucket body 1 includes a front vertical plate 11, a rear vertical plate 12, a first support plate 13, an arc plate 14, a blade plate 15, a side plate assembly 16, and a first cylinder mounting seat 17;

as shown in fig. 4, the front vertical plate 11 and the rear vertical plate 12 are respectively provided with a hole 112 at the middle position, the shape of the hole 122 is not limited, and the pin shaft can be conveniently installed;

the front vertical plate 11 and the rear vertical plate 12 are respectively provided with a protruding part 111 at the left and right sides of the outer edges, the shape is not limited, and the protruding part 111 is rectangular in the utility model; the protruding part 111 is used for limiting when the bucket body deflects to the limit position, and plays a role in protecting the buffering of the oil cylinder 4;

as shown in fig. 3, the connector 2 includes an ear plate 21, a shaft seat 22, a bearing 23, a second cylinder mounting seat 24, an oil cup 25, and a second support plate 26;

the shaft seat 22 is arranged at the middle position of the connector 2, and the second oil cylinder mounting seat 24 is arranged at the lower position of the connector 2;

the bearing 23 is in interference fit with the press-fit shaft seat 24. As shown in fig. 5, the profile of the lug plate 21 contains a V-shaped opening 211 for the transportation suspension of the tilting bucket device, which facilitates transportation.

Working principle: the bucket body 1 is connected with the connecting body 2 through a main connecting pin shaft 5, the connecting body 2 and the bucket body 1 are respectively provided with a second oil cylinder mounting seat 24 and a first oil cylinder mounting seat 17, two ends of the oil cylinder 4 are respectively connected with the two oil cylinder mounting seats through an oil cylinder pin shaft 6, and when the oil cylinder pin shaft 6 is installed, the oil cylinder pin shaft 6 penetrates through the middle hole opening positions of the front vertical plate 11 and the rear vertical plate 12, so that the operation is convenient;

then grease is injected into the oil cup 25 for lubrication, and the oil cylinder 4 is extended to enable the left side and the right side of the bucket body 1 to swing; when the angle of the two sides is limited, the left and right protruding parts 111 at the outer edges of the front vertical plate 11 and the rear vertical plate 12 of the bucket body 1 mechanically collide with the second support plate 26 of the connecting body 2 respectively, so that the limiting and the oil cylinder 4 protecting effects are achieved;

as shown in fig. 6, when the cylinder 4 receives the shortest, the bucket body 1 is left-biased by a certain angle, which is 45 ° in this embodiment. As shown in fig. 7, when the cylinder 4 extends to the longest, the bucket body 1 is deviated to the right by a certain angle, which is 45 ° in this embodiment.

In addition, when the large-tonnage excavator is matched, the load is high; as shown in fig. 8, two oil cylinder mounting seats can be symmetrically arranged at the lower part of the connecting body 2, and two oil cylinder mounting seats are symmetrically arranged at two sides of the bucket body 1; two oil cylinders 4 are installed to work simultaneously, and the left and right deflection of the bucket body 1 is completed.

The utility model is characterized in that: the middle position of the connecting body is provided with a shaft seat, and the lower part is provided with an oil cylinder mounting seat; 2. an oil cylinder mounting seat is arranged on one side of the bucket body 1; 3. the front and rear vertical plates are respectively provided with holes at the middle positions, the shape of the holes 112 is not limited, and the pin shafts are convenient to install; 4. the lug plate 21 has a V-shaped opening 211 in its profile to facilitate hanging transportation of the tilting bucket assembly.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the utility model without departing from the principles thereof are intended to be within the scope of the utility model as set forth in the following claims.

Claims (7)

1. An inclinable bucket device for an excavator, characterized in that:

the scraper bucket comprises a scraper bucket body (1), wherein the scraper bucket body (1) comprises a first supporting plate (13) of an upper wall, side plate assemblies (16) on two sides and an arc plate (14) of a rear wall which are connected with each other;

a front vertical plate (11) and a rear vertical plate (12) are symmetrically arranged at two ends of the center position of the first supporting plate (13), and pin shaft holes which are matched with each other are formed in the front vertical plate (11) and the rear vertical plate (12) of the symmetry.

2. The tiltable bucket apparatus for an excavator as claimed in claim 1, wherein:

a connector (2) is arranged between the front vertical plate (11) and the rear vertical plate (12),

the connector (2) comprises a second supporting plate (26) arranged at the top ends of the front vertical plate (11) and the rear vertical plate (12), two lug plates (21) are symmetrically arranged on the upper wall of the second supporting plate (26),

three standing plates are welded on the lower wall of the second supporting plate (26), shaft seats (22) are arranged on the three standing plates in a penetrating way, shaft holes are arranged at the center positions of the shaft seats (22),

a bearing (23) is arranged in the shaft hole, a main connecting pin shaft (5) is penetrated in the bearing (23),

the main connecting pin shaft (5) passes through the pin shaft hole and then is arranged in the bearing (23) in a penetrating way,

a fastener (7) is arranged on the main connecting pin shaft (5).

3. A tiltable bucket arrangement for an excavator as claimed in claim 2, wherein:

an oil cup (25) is arranged on the side wall of the shaft seat (22);

and a second oil cylinder mounting seat (24) is arranged at the bottom end of the standing plate.

4. A tiltable bucket arrangement for an excavator as claimed in claim 3, wherein:

the other end of the first supporting plate (13) is provided with a first oil cylinder mounting seat (17);

an oil cylinder (4) is arranged between the first oil cylinder mounting seat (17) and the second oil cylinder mounting seat (24);

one end of the oil cylinder (4) is movably connected to the first oil cylinder mounting seat (17) through the penetrated oil cylinder pin shaft (6), and the other end of the oil cylinder is movably connected to the second oil cylinder mounting seat (24) through the penetrated oil cylinder pin shaft (6).

5. The tiltable bucket apparatus for an excavator as claimed in claim 1, wherein:

holes (112) are formed in the front vertical plate (11) and the rear vertical plate (12), and a protruding portion (111) is arranged on each of two sides of the tops of the front vertical plate (11) and the rear vertical plate (12).

6. A tiltable bucket arrangement for an excavator as claimed in claim 2, wherein:

two front and rear round holes are formed in the two ear plates (21), and an external connecting pin shaft (3) is respectively arranged in each of the two symmetrical round holes in a penetrating mode;

a V-shaped opening (211) is formed in the extending part of one end of each of the two ear plates (21).

7. The tiltable bucket apparatus for an excavator as claimed in claim 1, wherein:

and blade plates (15) are arranged on the outer walls of the side plate assemblies (16) on the two sides.