Quick fastening device for shovel plate of loading machine

Abstract

The utility model relates to the technical field of loader shovel plate installation, and discloses a loader shovel plate rapid fastening device which comprises a fixed machine base provided with a fixed notch, and rapid fastening mechanisms arranged on the two sides of the fixed machine base. The mechanism comprises a hydraulic main cylinder, an output end is connected with a top extension seat, and two sides are connected with a left linkage arm and a right linkage arm which are movably connected through a driving connecting rod. The tail end of the linkage arm is connected with a guide column and penetrates through the guide sleeve to extend. A left fixing head and a right fixing head are arranged on the guide column, a linkage seat and a movable groove are arranged on the lower portion of the guide column, and the protruding block is located in the linkage seat and movably connected through a connecting pin. And the quick fastening mechanism is arranged, so that the mounting efficiency and reliability of the shovel plate of the loading machine can be remarkably improved. Under the driving of the hydraulic main cylinder, the top extension seat can quickly push the linkage arm, so that the shovel plate is firmly fixed on the loader in a short time. Meanwhile, the guide column and the guide sleeve are used in cooperation, accurate guiding of the linkage arm in the moving process is guaranteed, and the fastening reliability is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of loader shovel plate installation, and particularly relates to a quick fastening device for a loader shovel plate. Background Technique

[0002] In modern engineering construction, as an important earthwork construction machinery, the working efficiency and operation convenience of a loader have a direct impact on the construction progress. As one of the main working components of a loader, the installation convenience and reliability of the loader shovel plate are crucial for improving the use efficiency of the loader.

[0003] The traditional installation method of a loader shovel plate usually requires the use of multiple bolts and nuts for fixation. The installation process is cumbersome and time-consuming. Once loosening occurs, it is necessary to stop the machine for fastening, and efficient and quick fastening cannot be achieved, which affects the construction progress.

[0004] Therefore, based on the above technical problems, it is necessary for those skilled in the art to develop a quick fastening device for a loader shovel plate. Content of the Utility Model

[0005] The purpose of the utility model is to provide a quick fastening device for a loader shovel plate to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A technical solution of a quick fastening device for a loader shovel plate includes a fixed base. A fixed notch is arranged on the fixed base. Quick fastening mechanisms are arranged on both sides of the fixed notch. The quick fastening mechanism includes a hydraulic master cylinder arranged in the fixed base. A jacking seat is installed at the output end of the hydraulic master cylinder. A left linkage arm and a right linkage arm are respectively arranged on both sides of the jacking seat. The left linkage arm and the right linkage arm are movably connected to the jacking seat through driving connecting rods. The ends of the left linkage arm and the right linkage arm are movably connected to a guiding column. Guide sleeves are embedded and installed on the outer walls of both sides of the fixed base. The guiding column penetrates through the guide sleeve and extends outwards. A convex block is installed at the end of the guiding column. A left fixed head and a right fixed head are respectively arranged above the two convex blocks. Linkage seats are arranged at the lower parts of the left fixed head and the right fixed head. An activity groove is arranged at the bottom of the linkage seat. The convex block is located in the activity groove and is movably connected through a connecting pin.

[0008] As a preferred technical solution, the ends of the left linkage arm and the right linkage arm are connected to the guiding column through connecting pins.

[0009] As a preferred technical solution, multiple groups of jacking seats are arranged in the fixed base, and the multiple groups of jacking seats are connected through driving connecting rods.

[0010] As a preferred technical solution, a positioning seat is installed on each of the linkage seats relative to the fixed base, and the positioning seat and the linkage seat are rotatably connected through a locking bolt.

[0011] As a preferred technical solution, the left fixed head, the right fixed head and the linkage seat are integrally arranged and distributed in a folded angle shape.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] The present utility model is a quick fastening device for a loader shovel plate. The provided quick fastening mechanism can significantly improve the installation efficiency and reliability of the loader shovel plate. Driven by the hydraulic master cylinder, the jacking seat can quickly push the linkage arm, so that the shovel plate can be firmly fixed on the loader in a short time. The linkage design of the left linkage arm and the right linkage arm ensures the uniformity and stability of the fastening process, and avoids the loosening problem caused by uneven unilateral force. At the same time, the cooperation of the guide post and the guide sleeve ensures the precise guidance of the linkage arm during the movement process, and further improves the fastening reliability.

[0014] The present utility model is a quick fastening device for a loader shovel plate. By arranging multiple groups of jacking seats and driving connecting rods, the present utility model can adapt to shovel plates of different sizes and shapes, and has good versatility. The combination of the linkage seat and the positioning seat enables the fastening device to quickly locate and lock during the working process, greatly shortening the downtime of the loader and improving the construction efficiency. The present utility model has the advantages of simple structure, convenient operation, reliable fastening, etc., can effectively solve the problems existing in the traditional installation method of the loader shovel plate, and has high practical value and popularization prospect. Description of the Drawings

[0015] Figure 1 It is a schematic diagram of the overall structure of a quick fastening device for a loader shovel plate;

[0016] Figure 2 It is a schematic diagram of the internal structure of a quick fastening device for a loader shovel plate;

[0017] Figure 3 It is a schematic diagram of the partial structure of the left fixed head of a quick fastening device for a loader shovel plate.

[0018] In the reference numerals: 1, fixed base; 11, fixed notch; 21, hydraulic master cylinder; 22, jacking seat; 23, left linkage arm; 24, right linkage arm; 25, driving connecting rod; 26, guide post; 261, convex block; 27, guide sleeve; 28, right fixed head; 29, left fixed head; 30, linkage seat; 301, movable groove; 31, connecting pin; 32, positioning seat; 33, locking bolt. Detailed Embodiments

[0019] The features and exemplary embodiments of various aspects of the present utility model will be described in detail below. In order to make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. For those skilled in the art, the present utility model can be implemented without some of these specific details. The following description of the embodiments is only to provide a better understanding of the present utility model by showing examples of the present utility model.

[0020] As Figure 1 、 Figure 2 and Figure 3 shown, the present utility model provides a technical solution for a quick fastening device for a loader shovel plate: including a fixed machine base 1, a fixed slot 11 is provided on the fixed machine base 1, and quick fastening mechanisms are provided on both sides of the fixed slot 11. The quick fastening mechanism includes a hydraulic master cylinder 21 arranged in the fixed machine base, a top extension seat 22 is installed at the output end of the hydraulic master cylinder 21, a left linkage arm 23 and a right linkage arm 24 are respectively arranged on both sides of the top extension seat 22, and the left linkage arm 23 and the right linkage arm 24 are movably connected to the top extension seat 22 through a driving link 25.

[0021] The ends of the left linkage arm 23 and the right linkage arm 24 are movably connected with a guide post 26. Guide sleeves 27 are embedded and installed on the outer walls of both sides of the fixed machine base. The guide post 26 penetrates through the guide sleeve 27 and extends outwards. A convex block 261 is installed at the end of the guide post 26. A left fixed head 28 and a right fixed head 29 are respectively arranged above the two convex blocks 261. Linkage seats 30 are arranged at the lower parts of the left fixed head 28 and the right fixed head 29. An activity groove 301 is arranged at the bottom of the linkage seat 30. The convex block 261 is located in the activity groove 301 and is movably connected through a connecting pin 31.

[0022] Further, the ends of the left linkage arm 23 and the right linkage arm 24 are both connected to the guide post 26 through connecting pins 31. Multiple groups of top extension seats 22 are arranged in the fixed machine base 1, and the multiple groups of top extension seats 22 are connected through driving links 25.

[0023] Further, a positioning seat 32 is installed on each linkage seat 30 relative to the fixed machine base 1. The positioning seat 32 and the linkage seat 30 are rotatably connected through a locking bolt 33. The left fixed head 28, the right fixed head 29 and the linkage seat 30 are integrally arranged and are distributed in a folded angle shape.

[0024] In the specific implementation process, first place the loader shovel plate in the fixed notch 11 of the fixed base 1, and then start the hydraulic master cylinder 21. The hydraulic master cylinder 21 pushes the extension seat 22, and the extension seat 22 drives the left linkage arm 23 and the right linkage arm 24 to move synchronously. The left linkage arm 23 and the right linkage arm 24 cooperate with each other through the driving connecting rod 25, so that the convex block 261 moves along the guide column 26, and then pushes the left fixed head 29 and the right fixed head 28 to move towards the shovel plate direction.

[0025] During the movement of the left fixed head 28 and the right fixed head 29, through the cooperation of the movable groove 301 of the linkage seat 30 and the convex block 261, the uniformity and stability of the fastening process are ensured. When the left fixed head 28 and the right fixed head 29 reach the predetermined position, the rapid fastening of the shovel plate is realized.

[0026] The rapid fastening device for the loader shovel plate of the present utility model realizes the rapid, uniform and stable fastening of the loader shovel plate through the drive of the hydraulic master cylinder 21 and the design of the linkage arms. At the same time, through the cooperation of the positioning seat 32 and the locking bolt 33, the rapid positioning and locking of the fastening device during the working process are ensured, greatly shortening the downtime of the loader and improving the construction efficiency. The present utility model has the advantages of simple structure, convenient operation, reliable fastening, etc., can effectively solve the problems existing in the traditional installation method of the loader shovel plate, and has high practical value and popularization prospect.

[0027] The above content is only a preferred implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent replacement or modification made by those with corresponding skills in the technical field, based on following the technical framework and core concept disclosed by the present utility model, shall be included within the protection scope of the present utility model.

[0028] In the description of the present utility model, it should be clear that terms such as "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "center", "both ends", etc. are only used for description based on the relative position or direction shown in the drawings, aiming to simplify the description process, rather than limiting the actual position, direction or structure of the device or component, so it should not be regarded as a constraint on the present utility model.

[0029] Meanwhile, in the present utility model, unless otherwise clearly stated, terms such as "installation", "setting", "connection", "fixation", "swivel connection", etc. shall be understood in a broad sense. They may represent a fixed connection, a detachable connection, or even an integral molding of two components; they may represent a mechanical connection or an electrical connection; they may represent a direct connection or an indirect connection through a certain medium; they may also represent the communication inside two components or their interaction relationship. For those skilled in the art, the specific meanings of these terms in the present utility model should be understood according to the specific situation.

[0030] In addition, the embodiments described herein are only examples, aiming to better illustrate the basic principles and practical applications of the present utility model, rather than limiting its application scope. According to the above description, various forms of modifications and changes can be made. Therefore, all modifications, equivalent replacements, improvements, etc. made within the spirit and principle framework embodied in the present utility model shall be regarded as falling within the protection scope of the present utility model.

Claims

1. A loader blade quick fastening device, characterized in that: The invention comprises a fixed machine base (1), wherein a fixed notch (11) is provided on the fixed machine base (1), and quick fastening mechanisms are provided on both sides of the fixed notch (11), wherein the quick fastening mechanisms comprise a hydraulic master cylinder (21) provided in the fixed machine base (1), and an extension seat (22) is installed at the output end of the hydraulic master cylinder (21), and a left linkage arm (23) and a right linkage arm (24) are provided on both sides of the extension seat (22), respectively, and the left linkage arm (23), the right linkage arm (24) and the extension seat (22) are movably connected via a driving connecting rod (25), and the tail ends of the left linkage arm (23) and the right linkage arm (24) are movably connected to each other. A guide column (26) is connected, and guide sleeves (27) are embedded and installed on the outer walls of both sides of the fixed machine base (1). The guide column (26) passes through the guide sleeve (27) and extends outward. A protrusion (261) is installed at the end of the guide column (26). A left fixed head (29) and a right fixed head (28) are respectively arranged above the two protrusions (261). A linkage seat (30) is arranged at the lower part of the left fixed head (29) and the right fixed head (28). A movable groove (301) is arranged at the bottom of the linkage seat (30). The protrusion (261) is located in the movable groove (301) and is movably connected through a connecting pin (31).

2. A loader blade quick fastening device according to claim 1, characterized in that: The tail ends of the left linkage arm (23) and the right linkage arm (24) are connected to the guide column (26) via a connecting pin (31).

3. A loader blade quick fastening device according to claim 1, characterized in that: A plurality of groups of top extension seats (22) are arranged in the fixed machine base (1), and the plurality of groups of top extension seats (22) are connected via a driving connecting rod (25).

4. A loader blade quick fastening device according to claim 1, characterized in that: Each linkage seat (30) is provided with a positioning seat (32) mounted on the fixed machine base (1), and the positioning seat (32) is rotatably connected to the linkage seat (30) via a locking bolt (33).

5. A loader blade quick fastening device according to claim 4, characterized in that: The left fixed head (29), the right fixed head (28) and the linkage seat (30) are arranged in an integral form and are distributed in an angled manner.

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