CN213356697U

CN213356697U - A driving gripping apparatus for agricultural straw buttress

Info

Publication number: CN213356697U
Application number: CN202022182603.1U
Authority: CN
Inventors: 王东兴; 夏友亮; 王海东; 慈晓雷; 智伟欣; 刘军华; 郝丽萍
Original assignee: Shandong Kemai Bio Pulping Co Ltd
Current assignee: Shandong Kemai Bio Pulping Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-04
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a driving grab for agricultural straw stack, which comprises two symmetrically arranged clamping jaws, wherein each clamping jaw comprises a clamping jaw seat, two ends of the lower part of each clamping jaw seat are respectively provided with a first grabbing plate, each first grabbing plate is a vertically arranged long plate, one side of each clamping jaw opposite to the corresponding first grabbing plate is a vertical edge, and the other side of each first grabbing plate is an arc edge; the first grabbing plate is of a structure with a wide upper part and a narrow lower part; the clamping jaw further comprises a third grabbing plate, the third grabbing plate is perpendicular to the first grabbing plates, and the third grabbing plate is fixed in the middle of the first grabbing plates and arranged between the two first grabbing plates; the third grabbing plate is arranged on the vertical edge of the first grabbing plate; the utility model can improve the friction force between the gripping apparatus and the straw stack, effectively avoid slipping and improve the gripping firmness; the gripping force of the gripping apparatus can be improved, the use requirement is met, and the safety is improved; the acting force of the gripping apparatus on the middle position of the straw stack can be reduced, and the broken package is avoided.

Description

A driving gripping apparatus for agricultural straw buttress

Technical Field

The utility model relates to a driving gripping apparatus, specific theory relates to a driving gripping apparatus for agricultural straw buttress.

Background

Agricultural straws are an important fiber raw material in the pulping industry, but the agricultural straws are scattered, dust pollution is easily caused, and centralized transportation and application cannot be realized like wood pulping, so that the agricultural straws need to be bundled and packaged, and are convenient to store and transport in a centralized manner.

The packed agricultural straw stacking bags need to be grabbed through a special travelling crane grab, but after the agricultural straws in a loose state are packed through a special packing machine, the agricultural straws become square stacking bags with relatively high density and compact structure, the weight of one stacking bag is about 300-500kg, the centralized conveying and feeding needs to be realized through a travelling crane, the agricultural straw stacking bags are heavy, the surfaces of the agricultural straws are smooth, the friction coefficient is low, and meanwhile, the interiors of the straws are not tight enough; in view of the characteristics of agricultural straw buttress package, the existing travelling crane gripping apparatus has the following defects in gripping the agricultural straw buttress package:

1. the friction between the gripping apparatus and the agricultural straw stacking bag is small, so that the agricultural straw stacking bag is easy to slip and is not firm to grip.

2. The gripping force of the gripping apparatus for gripping the stack bag is insufficient, the force is insufficient when the gripping apparatus grips the stack bag with heavy weight, the stack bag is easy to grip and cannot fall off or slide off, the use requirement cannot be met, and safety risk exists.

3. The middle position of the stack bag is deformed due to the large acting force of the gripping apparatus corresponding to the middle position of the stack bag, and the bag breaking phenomenon occurs.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a travelling crane gripping apparatus for agricultural straw stacks, which can improve the friction force between the gripping apparatus and the straw stacks, effectively avoid slipping and improve the gripping firmness; the gripping force of the gripping apparatus can be improved, the use requirement is met, and the safety is improved; the acting force of the gripping apparatus on the middle position of the straw stack can be reduced, and the broken package is avoided.

For solving the technical problem, the utility model discloses a following technical scheme: a travelling crane gripping apparatus for agricultural straw stacks comprises two symmetrically arranged gripping jaws, wherein each gripping jaw comprises a gripping jaw seat, a first gripping plate is arranged at each of two ends of the lower portion of each gripping jaw seat, each first gripping plate is a vertically arranged long plate, one side, opposite to the first gripping plate, of each gripping jaw is a vertical edge, and the other side of each gripping jaw is an arc edge; the first grabbing plate is of a structure with a wide upper part and a narrow lower part;

the clamping jaw further comprises a third grabbing plate, the third grabbing plate is perpendicular to the first grabbing plates, and the third grabbing plate is fixed in the middle of the first grabbing plates and arranged between the two first grabbing plates; the third grabbing plate is arranged on the vertical edge of the first grabbing plate.

Further, the clamping jaw further comprises a second grabbing plate, the second grabbing plate is arranged in the middle of the clamping jaw seat, the second grabbing plate and the first grabbing plate are identical in structure, and the top end of the second grabbing plate penetrates through the bottom of the clamping jaw seat; the second grabbing plate and the first grabbing plate are parallel to each other.

Further, the clamping jaw further comprises a supporting tube, the supporting tube is arranged at the bottom of the vertical edge of the first grabbing plate, two ends of the supporting tube are respectively connected with the two first grabbing plates, and the middle of the supporting tube is connected with the second grabbing plate.

Furthermore, the upper end of the clamping jaw is fixed on a sliding block, the sliding block is arranged on a sliding rail in a sliding manner, and the sliding rail is fixed on a travelling crane beam; the lateral part of slider is connected with the telescopic link of cylinder, the cylinder is connected with control system.

Furthermore, a fixing part is arranged in the middle of the top of the clamping jaw seat and fixedly connected with the sliding block.

Further, the supporting tube forms a strip-shaped protruding structure on the inner side of the gripping apparatus, and the cross section of the supporting tube is square.

Further, the bottom end of the cylinder is fixed on the cylinder bracket; the cylinder support is fixed on the travelling crane beam.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

the utility model can improve the friction force between the gripping apparatus and the straw stack, effectively avoid slipping and improve the gripping firmness; the gripping force of the gripping apparatus can be improved, the use requirement is met, and the safety is improved; the acting force of the gripping apparatus on the middle position of the straw stack can be reduced, and the broken package is avoided.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the jaw configuration;

FIG. 3 is a top view of the jaw;

fig. 4 is an installation schematic of the present invention;

in the figure, the position of the upper end of the main shaft,

the device comprises a gripper seat 1, a fixing part 2, a first grabbing plate 3, a second grabbing plate 4, a third grabbing plate 5, a supporting tube 6, a sliding block 7, a sliding rail 8, a travelling crane beam 9, an air cylinder 10 and an air cylinder support 11.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

Example 1

As shown in fig. 1-3, the utility model provides a travelling crane gripping apparatus for agricultural straw stacks, which comprises two symmetrically arranged gripping jaws, wherein the upper ends of the gripping jaws are fixed on a sliding block 7, the sliding block 7 is arranged on a sliding rail 8 in a sliding manner, and the sliding rail 8 is fixed on a travelling crane beam 9; the side part of the sliding block 7 is connected with a telescopic rod of an air cylinder 10, and the bottom end of the air cylinder 10 is fixed on an air cylinder support 11; the cylinder bracket 11 is fixed on the travelling crane beam 9; the cylinder 10 is connected with a control system, and the two clamping jaws are driven to move left and right along the sliding rail 8 through the expansion of the cylinder 10, so that the straw stack is grabbed and placed.

The clamping jaw comprises a clamping jaw seat 1, the clamping jaw seat 1 is of a rectangular structure, a fixing part 2 is arranged in the middle of the top of the clamping jaw seat 1, and the fixing part 2 is fixedly connected with a sliding block 7.

The two ends of the clamping jaw seat 1 are respectively provided with a first grabbing plate 3, the first grabbing plates 3 are vertically arranged long plates, one side, opposite to the first grabbing plates 3, of the two clamping jaws is a vertical edge, the other side of the first grabbing plates 3 is an arc-shaped edge, the width of the first grabbing plates 3 gradually narrows from top to bottom along the arc-shaped edge, the first grabbing plates 3 are made to be of a structure which is wide at the top and narrow at the bottom, and the structure can increase the grabbing force of the grabbing tool.

The clamping jaw further comprises a second grabbing plate 4, the second grabbing plate 4 is arranged in the middle of the clamping jaw seat 1, the second grabbing plate 4 and the first grabbing plate 3 are identical in structure, and the top end of the second grabbing plate 4 penetrates through the bottom of the clamping jaw seat 1; the second grabbing plate 4 and the first grabbing plate 3 are parallel to each other; the second grabbing plate 4 is arranged to prevent the phenomenon that the middle position of the straw stacking bag is deformed and the bag is broken due to overlarge acting force in the middle of the grabbing tool.

The clamping jaw further comprises a third grabbing plate 5, the third grabbing plate 5 is perpendicular to the first grabbing plates 3, and the third grabbing plate 5 is fixed in the middle of the first grabbing plates 3 and arranged between the two first grabbing plates 3; the third grabbing plate 5 is arranged on the vertical edge of the first grabbing plate 3; the third gripper plate 5 prevents the gripper from bending laterally and increases the gripper friction.

The clamping jaw further comprises a supporting tube 6, the supporting tube 6 is arranged at the bottom of the vertical edge of the first grabbing plate 3, two ends of the supporting tube 6 are respectively connected with the two first grabbing plates 3, and the middle of the supporting tube 6 is connected with the second grabbing plate 4; the supporting tube 6 forms a strip-shaped convex structure on the inner side of the gripping apparatus, and the cross section of the supporting tube 6 is square.

The arrangement of the supporting pipe 6 can stabilize the first grabbing plate 3 and the second grabbing plate 4, prevent deformation, increase friction force between the grabbing tool and the straw stack, form a supporting lining at the bottom of the grabbing tool and prevent the stacking bag from falling.

As shown in figure 4, the utility model discloses during the use, install 5 at least grabs utensils on driving crossbeam 9, through the interval between two clamping jaws in every grabs utensil of cylinder 10 control, realize grabbing to the straw buttress and put.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. The utility model provides a driving gripping apparatus for agricultural straw buttress which characterized in that: the clamping jaw comprises two symmetrically arranged clamping jaws, each clamping jaw comprises a clamping jaw seat (1), two ends of the lower part of each clamping jaw seat (1) are respectively provided with a first grabbing plate (3), each first grabbing plate (3) is a vertically arranged long plate, one side of each clamping jaw, opposite to the first grabbing plate (3), of each clamping jaw is a vertical edge, and the other side of each first grabbing plate (3) is an arc-shaped edge; the first grabbing plate (3) is of a structure with a wide upper part and a narrow lower part;

the clamping jaw further comprises a third grabbing plate (5), the third grabbing plate (5) is perpendicular to the first grabbing plates (3), and the third grabbing plate (5) is fixed in the middle of the first grabbing plates (3) and arranged between the two first grabbing plates (3); the third grabbing plate (5) is arranged on the vertical edge of the first grabbing plate (3).

2. A travelling crane grab as claimed in claim 1, wherein: the clamping jaw further comprises a second grabbing plate (4), the second grabbing plate (4) is arranged in the middle of the clamping jaw seat (1), the second grabbing plate (4) and the first grabbing plate (3) are identical in structure, and the top end of the second grabbing plate (4) penetrates through the bottom of the clamping jaw seat (1); the second grabbing plate (4) and the first grabbing plate (3) are parallel to each other.

3. A travelling crane grab as claimed in claim 2, wherein: the clamping jaw further comprises a supporting tube (6), the supporting tube (6) is arranged at the bottom of the vertical edge of the first grabbing plate (3), two ends of the supporting tube (6) are respectively connected with the two first grabbing plates (3), and the middle of the supporting tube (6) is connected with the second grabbing plate (4).

4. A travelling crane grab as claimed in claim 1, wherein: the upper end of the clamping jaw is fixed on a sliding block (7), the sliding block (7) is arranged on a sliding rail (8) in a sliding mode, and the sliding rail (8) is fixed on a travelling crane cross beam (9); the lateral part of slider (7) is connected with the telescopic link of cylinder (10), cylinder (10) are connected with control system.

5. A travelling crane grab as claimed in claim 2, wherein: the clamping jaw is characterized in that a fixing part (2) is arranged in the middle of the top of the clamping jaw seat (1), and the fixing part (2) is fixedly connected with the sliding block (7).

6. A travelling crane grab as claimed in claim 3, wherein: the supporting tube (6) forms a strip-shaped convex structure on the inner side of the gripping apparatus, and the cross section of the supporting tube (6) is square.

7. A travelling crane grab as claimed in claim 4, wherein: the bottom end of the air cylinder (10) is fixed on the air cylinder bracket (11); and the cylinder bracket (11) is fixed on the travelling crane beam (9).