CN214816198U

CN214816198U - Clamping tool for bucket hook

Info

Publication number: CN214816198U
Application number: CN202121644863.4U
Authority: CN
Inventors: 吕波
Original assignee: Chengdu Zhongduo Intelligent Technology Co ltd
Current assignee: Chengdu Zhongduo Intelligent Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-11-23
Anticipated expiration: 2031-07-20

Abstract

The application provides a centre gripping frock for dipper hook, includes: the device comprises a main frame, a connecting component, a pressing component and a push rod. The main frame comprises a bottom plate, and the bottom plate is provided with a first side plate and a second side plate; the first side plate and the second side plate are both provided with pressing plates for pressing the protection plates on two sides of the bucket hook. The connecting part comprises a pair of connecting shafts, the connecting shafts are respectively arranged on the first sliding blocks in a penetrating mode, the first sliding blocks are arranged on the first side plates in a sliding mode, the connecting shafts are all perpendicular to the first side plates, and the connecting shafts are used for penetrating through mounting holes in the main body. The pressing part comprises pressing blocks used in pairs with the connecting shaft, and the pressing blocks are arranged on the second side plate in a moving mode along the axis direction of the connecting shaft and used for pressing the main body. The ejector rod is vertically arranged at the end of an ejector rod of a jacking cylinder, and the jacking cylinder is arranged on the bottom plate; the ejector pin is of a cylindrical structure, parallel to the connecting shaft and used for compressing the limiting groove of the main body. The main body of the bucket hook and the protection plate are positioned and clamped, so that the protection plate and the bucket teeth are conveniently installed, and the clamping is stable and reliable.

Description

Clamping tool for bucket hook

Technical Field

The utility model belongs to bucket hook manufacturing field especially relates to a centre gripping frock for bucket hook.

Background

The bucket hook is generally used by being connected to an excavator, and is often used for breaking rocks and road surfaces in construction work so as to facilitate excavation work by the excavator. The bucket hook mainly comprises a main body, a bucket tooth and a protection plate, wherein the main body and the protection plate are mostly connected in a welding mode, and the main body and the bucket tooth are usually connected in a detachable installation mode, such as a bolt connection mode and a pin connection mode. No matter the protection plate or the bucket tooth is installed, the main body of the bucket hook is used as a fixed object, and then the protection plate and the bucket tooth are installed on the main body. The existing installation mode is generally relatively extensive, a main body of the bucket hook is directly placed on an operation table, a protection plate is pre-fixed in a handheld mode and then welded, and similarly, bucket teeth are installed. In the mounting process of the extensive mounting mode, the main body is easy to shift, the protection plate is inconvenient to position and mount by the bucket teeth, and the position accuracy of the protection plate is influenced.

SUMMERY OF THE UTILITY MODEL

For solving prior art not enough, the utility model provides a centre gripping frock for bucket hook advances line location centre gripping to the main part and the protection shield of bucket hook to the welding of protection shield is favorable to improving the welding position precision of protection shield, is fixed because the gesture when the equipment bucket tooth by the fixed main part of centre gripping simultaneously, consequently installs more easily.

In order to realize the purpose of the utility model, the following scheme is proposed:

a centre gripping frock for bucket hook includes: the device comprises a main frame, a connecting component, a pressing component and a push rod.

The main frame comprises a bottom plate, and the bottom plate is provided with a first side plate and a second side plate which are parallel to each other; when clamping is carried out, the main body of the bucket hook is positioned between the first side plate and the second side plate; the first side plate and the second side plate are both provided with pressing plates for pressing the protection plates on two sides of the bucket hook.

The connecting part comprises a pair of connecting shafts, the connecting shafts are respectively arranged on the first sliding blocks in a penetrating mode, the first sliding blocks are arranged on the first side plates in a sliding mode, the connecting shafts are all perpendicular to the first side plates, the distance between the connecting shafts is adjusted through the sliding of the first sliding blocks, and the connecting shafts are used for penetrating through mounting holes in the main body to achieve connection of the main body.

The pressing part comprises pressing blocks used in pairs with the connecting shaft, and the pressing blocks are arranged on the second side plate in a moving mode along the axis direction of the connecting shaft and used for pressing the main body.

The ejector rod is vertically arranged at the end of an ejector rod of a jacking cylinder, and the jacking cylinder is arranged on the bottom plate; the ejector pin is of a cylindrical structure, parallel to the connecting shaft and used for compressing the limiting groove of the main body.

Furthermore, the pressing plate is arranged at the end of a push rod of the pressing cylinder, the pressing cylinder is arranged on the second sliding block, the second sliding block is arranged on a connecting plate in a sliding mode, the first side plate and the second side plate are both provided with connecting plates, and the sliding direction of the second sliding block is consistent with the moving direction of the push rod.

Furthermore, the tail end of the connecting shaft is provided with a threaded section and is connected with the first sliding block through the threaded section, the front end of the connecting shaft is of a round rod structure, and the gap penetrates through the first sliding block.

Further, telescopic cylinder's push rod is located to the briquetting, and telescopic cylinder locates the third slider, and the second curb plate is located in the third slider slip, and the third slider all realizes sliding adjustment through the screw rod with first slider.

Furthermore, the end face of the pressing block, facing one side of the connecting shaft, is provided with a round hole, the front end of the connecting shaft penetrates through the main body after the connecting shaft is connected with the main body, and when the pressing block compresses the main body, the part of the front end of the connecting shaft penetrating through the main body is embedded in the round hole.

The beneficial effects of the utility model reside in that:

1. the bucket hook is stably and reliably clamped, and the protection plate and the bucket teeth are convenient to install. Firstly, a pair of connecting shafts are connected with a mounting hole on a bucket hook main body, and the mounting hole is used for being connected with a driving arm of an excavator when the bucket hook is used; then, the pressing block is used for pressing the main body; simultaneously, the main body is tightly pushed through the ejector rod, so that the main body is further prevented from moving.

2. Utilize the pressure to compress tightly the protection shield in the main part both sides of fill hook, the welding of being convenient for, the protection shield removes when preventing to weld, improves the position precision of protection shield equipment.

3. The junctor of the main part of being convenient for demolishs, and the main part is mainly connected through the connecting axle, and the connecting axle adopts the front end to be the structure of cylinder pole rear end for the threaded rod, utilizes the mounting hole of front end joint subject, utilizes the screw thread section to fix a position the connecting axle fixedly, only needs to loosen being connected between screw thread section and the first slider and is convenient for remove the connecting axle along the axis smoothly to the realization is to the connection and the separation of main part.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

Fig. 1 shows a side view of the overall structure of the present application.

Figure 2 shows another side view of the overall structure of the present application.

Fig. 3 shows a state in which the main body is mounted on the connecting shaft.

Fig. 4 shows a state diagram when the main body and the protection plate are sandwiched in the present application.

Figure 5 shows the position of the ram pressed against the body.

The labels in the figure are: the device comprises a main body-1, a protection plate-2, a limiting groove-3, a main frame-10, a bottom plate-11, a first side plate-12, a second side plate-13, a pressing plate-14, a pressing cylinder-15, a second sliding block-16, a connecting plate-17, a connecting part-20, a connecting shaft-21, a first sliding block-22, a pressing part-30, a pressing block-31, a round hole-311, a telescopic cylinder-32, a third sliding block-33, an ejector rod-40 and a jacking cylinder-41.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and this is only for the convenience of description of the present invention and simplification of the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

As shown in fig. 1 to 5, a clamping tool for a bucket hook comprises: the main frame 10, the connection member 20, the pressing member 30, and the post 40.

The main frame 10 comprises a bottom plate 11, wherein the bottom plate 11 is provided with a first side plate 12 and a second side plate 13 which are parallel to each other; when clamping, the body 1 of the bucket hook is positioned between the first side plate 12 and the second side plate 13; the first side plate 12 and the second side plate 13 are both provided with a pressing plate 14 for pressing the protection plates 2 on two sides of the bucket hook.

The connecting part 20 comprises a pair of connecting shafts 21, the connecting shafts 21 are respectively arranged on first sliders 22 in a penetrating mode, the first sliders 22 are arranged on the first side plates 12 in a sliding mode, the connecting shafts 21 are all perpendicular to the first side plates 12, the distance between the connecting shafts 21 is adjusted through the sliding of the first sliders 22, the connecting shafts 21 are used for penetrating through mounting holes in the main body 1 to achieve connection of the main body 1, the distance between the connecting shafts 21 is adjusted, the connecting shafts 21 can adapt to the main boards 1 with different mounting hole distances, and the main bodies 1 with different models can be clamped.

The pressing member 30 includes pressing blocks 31 used in pairs with the connecting shafts 21, one pressing block 31 is correspondingly disposed on each connecting shaft 21, and the pressing blocks 31 are disposed on the second side plate 13 in a movable manner along the axial direction of the connecting shafts 21 and used for pressing the main body 1 toward one side of the connecting shafts 21.

The ejector rod 40 is vertically arranged at the end of an ejector cylinder 41, and the ejector cylinder 41 is arranged on the bottom plate 11; the ejector rod 40 is of a cylindrical structure, is parallel to the connecting shaft 21 and is used for compressing the limiting groove 3 of the main body 1, and the limiting groove 3 is used for limiting the connecting part of the bucket hook and the excavator when the bucket hook is used. Because the connecting axle 21 of being convenient for inserts and takes out the mounting hole of main part 1, has the clearance between the mounting hole of connecting axle 21 and main part 1, utilizes spacing groove 3 further to push up main part 1 tight in this application to eliminate the clearance between the mounting hole of connecting axle 21 and main part 1, make main part 1 connect more stably.

More specifically, as shown in fig. 1 and fig. 2, the connection structure of the pressing plate 14 is that the pressing plate 14 is disposed at a push rod end of a pressing cylinder 15, the pressing cylinder 15 is disposed at a second slider 16, the second slider 16 is slidably disposed at a connection plate 17, the first side plate 12 and the second side plate 13 are both provided with the connection plate 17, and the sliding direction of the second slider 16 is consistent with the moving direction of the push rod 40 to adapt to different installation positions of the protection plate 2.

Preferably, the end of the connecting shaft 21 has a threaded section and is connected with the first slider 22 through the threaded section, the front end of the connecting shaft 21 is of a round rod structure, and the gap passes through the first slider 22, so that the front section of the connecting shaft 21 can be rapidly inserted into or taken out of the mounting hole of the main body 1, and the connecting shaft 21 can be rapidly connected with or separated from the main body 1, and is connected with the first slider 22 through the threaded section of the rear section, so that the connecting shaft 21 can be prevented from moving along the axial direction when being locked.

More specifically, the connection structure of the press block 31 is as shown in fig. 1 and fig. 2, the press block 31 is arranged on a push rod of the telescopic cylinder 32, the telescopic cylinder 32 is arranged on the third slide block 33, the third slide block 33 is arranged on the second side plate 13 in a sliding manner, the third slide block 33 and the first slide block 22 are adjusted in a sliding manner through a screw, and the positioning is realized by utilizing the self-locking function of the screw thread.

Preferably, as shown in fig. 2 and 4, the end surface of the pressing block 31 facing the connecting shaft 21 has a circular hole 311, the front end of the connecting shaft 21 passes through the main body 1 after being connected to the main body 1, and when the pressing block 31 presses the main body 1, the part of the connecting shaft 21 where the front end passes through the main body 1 is embedded in the circular hole 311, so that the main body 1 is pressed through the pressing block 31, and meanwhile, the circular hole 311 is used for limiting and fixing the front end of the connecting shaft 21, thereby improving the clamping stability of the main body 1 and the structural strength of the connecting shaft 21.

The specific implementation mode is as follows: as shown in fig. 2 to 5, when clamping the main body 1 and the protection plate 2, firstly, the connecting shaft 21 is drawn out, and the main body 1 is placed at a predetermined position so that the connecting shaft 21 passes through the mounting hole of the main body 1; then inserting the connecting shaft 21 into the first slider 22, and making the front end of the connecting shaft 21 penetrate through the main body 1, and connecting the threaded section at the rear end of the connecting shaft 21 with the first slider 22 to fix the connecting shaft 21; the telescopic cylinder 32 pushes the press block 31 to move towards the main body 1, and when the front end of the connecting shaft 21 is embedded into the round hole 311, the jacking cylinder 41 drives the ejector rod 40 to move so as to jack the main body 1 tightly, and a gap between the connecting shaft 21 and a mounting hole of the main body 1 is eliminated; the telescopic cylinder 32 continues to push the pressing block 31 to move towards the main body 1 until the pressing block 31 compresses the main body 1. The protection plates 2 are prevented at corresponding positions on both sides of the main body 1, and the protection plates 2 are pressed against the main body 1 by driving the pressing plates 14 through the pressing cylinders 15.

For further convenience of use, the main frame 10 may be provided in a lifting structure or a rotating structure so as to allow the main body 1 to have a more suitable assembly and welding posture.

The foregoing is only a preferred embodiment of the invention and is not intended to be the only or limiting embodiment of the invention. It should be understood by those skilled in the art that various changes and equivalent substitutions made herein may be made without departing from the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a centre gripping frock for bucket hook which characterized in that includes:

the main frame (10) comprises a bottom plate (11), wherein the bottom plate (11) is provided with a first side plate (12) and a second side plate (13) which are parallel to each other; when clamping, the body (1) of the bucket hook is positioned between the first side plate (12) and the second side plate (13); the first side plate (12) and the second side plate (13) are both provided with a pressing plate (14) for pressing the protection plates (2) on the two sides of the bucket hook;

the connecting part (20) comprises a pair of connecting shafts (21), the connecting shafts (21) are respectively arranged on first sliding blocks (22) in a penetrating mode, the first sliding blocks (22) are arranged on the first side plates (12) in a sliding mode, the connecting shafts (21) are perpendicular to the first side plates (12), the distance between the connecting shafts (21) is adjusted through the sliding of the first sliding blocks (22), and the connecting shafts (21) are used for penetrating through mounting holes in the main body (1) to achieve connection of the main body (1);

the pressing component (30) comprises a pressing block (31) paired with the connecting shaft (21), and the pressing block (31) is movably arranged on the second side plate (13) along the axial direction of the connecting shaft (21) and is used for pressing the main body (1);

the ejector rod (40) is vertically arranged at the end of a push rod of a jacking cylinder (41), and the jacking cylinder (41) is arranged on the bottom plate (11); the ejector rod (40) is of a cylindrical structure, is parallel to the connecting shaft (21) and is used for pressing the limiting groove (3) of the main body (1).

2. The clamping tool for the bucket hook according to claim 1, wherein the pressing plate (14) is arranged at a push rod end of a pressing cylinder (15), the pressing cylinder (15) is arranged on a second sliding block (16), the second sliding block (16) is arranged on a connecting plate (17) in a sliding mode, the connecting plate (17) is arranged on each of the first side plate (12) and the second side plate (13), and the sliding direction of the second sliding block (16) is consistent with the moving direction of the ejector rod (40).

3. The clamping tool for the bucket hook according to claim 1, wherein a threaded section is arranged at the tail end of the connecting shaft (21) and connected with the first sliding block (22) through the threaded section, the front end of the connecting shaft (21) is of a round rod structure, and the gap penetrates through the first sliding block (22).

4. The clamping tool for the bucket hook according to claim 1, wherein the pressing block (31) is arranged on a push rod of the telescopic cylinder (32), the telescopic cylinder (32) is arranged on the third sliding block (33), the third sliding block (33) is arranged on the second side plate (13) in a sliding mode, and the third sliding block (33) and the first sliding block (22) are adjusted in a sliding mode through screws.

5. The clamping tool for the bucket hook according to claim 1, wherein a round hole (311) is formed in the end face, facing one side of the connecting shaft (21), of the pressing block (31), the front end of the connecting shaft (21) penetrates through the main body (1) after the connecting shaft (21) is connected with the main body (1), and when the pressing block (31) presses the main body (1), the part, penetrating through the main body (1), of the front end of the connecting shaft (21) is embedded in the round hole (311).