CN219602728U - Self-adaptive clamping mechanism for car dumper - Google Patents

Abstract

The utility model relates to the technical field of residue cleaning of a car dumper, and particularly discloses a self-adaptive clamping mechanism for the car dumper, which comprises a frame, wherein two clamping assemblies are arranged in the frame, each clamping assembly comprises a driving mechanism, a plurality of horizontal posts, a plurality of vertical posts, two mounting plates, a plurality of buffer mechanisms and a plurality of chucks, the horizontal posts and the vertical posts are both connected with sliding blocks in a sliding manner, the mounting plates are connected with the horizontal posts and the vertical posts in a sliding manner through the sliding manner, the driving mechanism is arranged on the bottom surface of the frame, the driving mechanism drives the sliding blocks to move close to or far away from a carriage, and the chucks are connected with the mounting plates through the buffer mechanisms and are arranged at intervals along the length direction of the mounting plates. According to the utility model, through the arrangement of the driving mechanism, the horizontal sliding column, the vertical sliding column and the sliding block, the clamping head can rapidly and synchronously clamp the bottom and the side surface of the carriage, so that the deformation of the carriage is avoided, and meanwhile, the self-adaptive buffering of the buffering mechanism can enable the clamping head to be always tightly attached to the outer wall of the carriage.

Description

Self-adaptive clamping mechanism for car dumper

Technical Field

The utility model relates to the technical field of residue cleaning of a dumper, in particular to a self-adaptive clamping mechanism for the dumper.

Background

Coal is an important energy source in China and is widely applied to the industries of chemical engineering, thermal power generation and the like. The coal resources in China are rich, but the distribution of the coal production places is very uneven, so that the coal is transported from the production places to the coal processing places by adopting various transportation modes, railway transportation is the main mode of coal transportation, 70% of the coal transportation in China is transported by depending on railways according to the statistics of related data, and the high requirement on the coal unloading efficiency of railway carriages is provided.

At present, the coal unloading device of the dumper is widely applied to ports and enterprises by virtue of high coal unloading efficiency. However, at present, the clamping mechanism of the car dumper for the carriage cannot rapidly realize synchronous clamping operation, uneven stress is easily caused, deformation is generated, in addition, rigid contact is formed between the clamping head and the carriage, and buffering is lacking, so that the clamping head cannot effectively attach the carriage with uneven surface, and the clamping effect is affected.

Disclosure of Invention

The utility model provides a self-adaptive clamping mechanism for a car dumper, which comprises a frame, wherein two clamping assemblies are arranged in the frame, the two clamping assemblies are symmetrically arranged in the frame along the length direction of the frame, a clearance space for clamping a carriage is formed between the two clamping assemblies, the clamping assemblies comprise a driving mechanism, a plurality of horizontal posts, a plurality of vertical posts, two mounting plates, a plurality of buffer mechanisms and a plurality of chucks, the horizontal posts are fixedly arranged on the side surface of the frame, the vertical posts are fixedly arranged on the bottom surface of the frame, the horizontal posts and the vertical posts are both in sliding connection with sliding blocks, one mounting plate is in sliding connection with the horizontal posts through the sliding blocks, the other mounting plate is in sliding connection with the vertical posts through the sliding blocks, the driving mechanism is arranged on the bottom surface of the frame, the driving mechanism is connected with the sliding blocks and drives the sliding blocks to move close to or far away from the carriage, the chucks are in one-to-one correspondence with the buffer mechanisms, and the chucks are connected with the mounting plates through the buffer mechanisms and are arranged along the length direction of the mounting plates at intervals.

Further, actuating mechanism includes hydraulic stem, swing board, slide bar and a plurality of guide bar group of two mutual vertically, the hydraulic stem articulates and installs on the bottom surface of frame, the flexible end and the swing board of hydraulic stem are connected, the bottom of swing board is articulated with the bottom surface of frame, top fixedly connected with slide bar, the one end of guide bar group is equipped with the bar groove along its length direction, the other end and the slider fixed connection of keeping away from the bar groove, the slide bar runs through the bar groove of a plurality of guide bar groups in proper order, the slide bar freely slides along the channel direction in bar groove.

Further, the connection position of the swing plate and the sliding rod is positioned in the middle of the sliding rod.

Further, a bearing is sleeved on the sliding rod and is in rolling connection with the strip-shaped groove.

Further, the two ends of the sliding rod are detachably provided with stop sleeves, and the outer diameter size of each stop sleeve is larger than the width size of each strip-shaped groove.

Further, the buffer mechanism comprises a spring cylinder, a spring and a connecting plate, wherein the spring cylinder is fixedly connected with the mounting plate, the connecting plate is slidably mounted in the spring cylinder, one end of the clamping head extends into the spring cylinder and is fixedly connected with the connecting plate, one end of the spring is fixedly connected with the connecting plate, the other end of the spring is fixedly connected with one end of the spring cylinder, which is far away from the clamping head, and the connecting plate is abutted to the end part of the spring cylinder under the action of the elastic force of the spring.

The beneficial effects are that:

1. according to the utility model, through the arrangement of the driving mechanism, the horizontal sliding column, the vertical sliding column and the sliding block, the clamping head can rapidly and synchronously clamp the bottom and the side surface of the carriage, so that the deformation of the carriage is avoided, and meanwhile, the self-adaptive buffering of the buffering mechanism can enable the clamping head to be always tightly attached to the outer wall of the carriage, so that the clamping and fixing effects are improved.

2. According to the utility model, through the arrangement of the hydraulic rod, the swinging plate, the sliding rod and a plurality of guide rod groups which are mutually perpendicular to each other, synchronous movement of the clamping head towards the carriage direction can be conveniently realized, the specific hydraulic rod is extended, the swinging plate can drive the sliding rod to rotate around the hinging point of the swinging plate, and the plurality of guide rod groups can drive the sliding block and the mounting plate to move along the side surface and the bottom side of the carriage close to the horizontal sliding column and the vertical sliding column under the rotation of the sliding rod; the connecting position of the combined swinging plate and the sliding rod is arranged in the middle of the sliding rod, so that the acting force is balanced, and the movement is smoother.

3. According to the utility model, through the arrangement of the bearing, the friction resistance of sliding of the sliding rod in the strip-shaped groove can be reduced; the arrangement of the locking sleeve is combined, so that the separation of the sliding rod and the strip-shaped groove can be avoided, and the safety is ensured.

4. According to the utility model, through the arrangement of the spring cylinder, the spring and the connecting plate, the stress between the spring and the clamping head can be more balanced by utilizing the connecting plate, meanwhile, the contact between the clamping head and the carriage can be adaptively adjusted by utilizing the spring, so that the clamping head is more tightly attached to the carriage, and particularly after the clamping head contacts the carriage, the hydraulic rod continues to stretch, the spring continues to compress, and when the carriage is uneven, the length of the spring is adaptively changed, so that the clamping head is always attached to the outer wall of the carriage.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side view of the mounting structure of the present utility model;

fig. 3 is a schematic diagram of the detailed structure at a in fig. 2.

Reference numerals illustrate:

1. a frame; 2. a clamping assembly; 21. a horizontal smoothing column; 22. a vertical strut; 23. a mounting plate; 24. a buffer mechanism; 241. a spring cylinder; 242. a spring; 243. a connecting plate; 25. a chuck; 26. a slide block; 3. a gap space; 4. a hydraulic rod; 5. a swinging plate; 6. a slide bar; 7. a guide rod group.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

The utility model provides an adaptive clamping mechanism for a car dumper, which is shown in fig. 1 to 3, and comprises a frame 1, wherein two clamping assemblies 2 are arranged in the frame 1, the two clamping assemblies 2 are symmetrically arranged relative to the length direction of the frame 1, namely the track direction of a carriage rail, a clearance space 3 for clamping the carriage is formed between the two clamping assemblies 2, the two clamping assemblies 2 can synchronously move through a controller, the clamping assemblies 2 comprise a driving mechanism, a plurality of horizontal posts 21, a plurality of vertical posts 22, two mounting plates 23, a plurality of buffer mechanisms 24 and a plurality of chucks 25, the plurality of horizontal posts 21 are fixedly arranged on the side surface of the frame 1, the plurality of vertical posts 22 are fixedly arranged on the bottom surface of the frame 1, sliding blocks 26 are slidably connected on the horizontal posts 21 and the vertical posts 22, one mounting plate 23 is in sliding connection with the horizontal sliding column 21 through a plurality of sliding blocks 26, namely the mounting plate 23 is arranged in parallel with the side surface of the frame 1, the other mounting plate 23 is in sliding connection with the vertical sliding column 22 through a plurality of sliding blocks 26, namely the mounting plate 23 is arranged in parallel with the bottom surface of the frame 1, the driving mechanism is arranged on the bottom surface of the frame 1, the driving mechanism is connected with the sliding blocks 26 and drives the sliding blocks 26 to move close to or far away from a carriage, the sliding blocks 26 particularly positioned on the horizontal sliding column 21 move close to or far away from the side surface of the carriage, the sliding blocks 26 positioned on the vertical sliding column 22 move close to or far away from the bottom surface of the carriage, a plurality of clamping heads 25 are in one-to-one correspondence with a plurality of buffer mechanisms 24, the clamping heads 25 are connected with the mounting plate 23 through the buffer mechanisms 24 and are arranged at intervals along the length direction of the mounting plate 23, and different actuating mechanisms such as a vibrating device, printing devices, etc.

In this embodiment, through the setting of actuating mechanism, horizontal slide post 21, vertical slide post 22 and slider 26, can make chuck 25 carry out synchronous centre gripping to the bottom and the side of carriage fast, avoid the carriage to warp, utilize the self-adaptation buffering of buffer gear 24 simultaneously can make chuck 25 paste closely with the carriage outer wall all the time, improve the fixed effect of centre gripping.

In an embodiment, preferably, as shown in fig. 1 and fig. 2, the driving mechanism includes a hydraulic rod 4, a swinging plate 5, a sliding rod 6 and a plurality of guide rod groups 7 perpendicular to each other, where the hydraulic cylinder may also be an air cylinder, a motor or an electric cylinder, and the like, the hydraulic rod 4 is hinged on the bottom surface of the frame 1, a telescopic end of the hydraulic rod 4 is connected with the swinging plate 5, a bottom end of the swinging plate 5 is hinged on the bottom surface of the frame 1, a top end is fixedly connected with the sliding rod 6, and a preferred connection position is located in the middle of the sliding rod 6, so that the force balance can be achieved, the sliding rod 6 sequentially penetrates through the strip-shaped grooves of the plurality of guide rod groups 7, the sliding rod 6 freely slides along the channel direction of the strip-shaped grooves, the guide rod groups 7 specifically include two guide rods with one ends perpendicularly intersecting, the intersecting one end is provided with a strip-shaped groove along the length direction, the other end far away from the strip-shaped groove is fixedly connected with the sliding block 26, the groove on the guide rod connected with the sliding block 26 on the horizontal sliding rod 21, the other guide rod can be allowed to drive another guide rod 6 to move towards the bottom of the carriage, and the other guide rod 6 can be allowed to move towards the side of the vertical side of the guide rod 22.

In this embodiment, through the arrangement of the hydraulic rod 4, the swinging plate 5, the sliding rod 6 and the plurality of guide rod groups 7 perpendicular to each other, the synchronous movement of the clamping head 25 towards the carriage direction can be conveniently realized, the specific hydraulic rod 4 stretches, the swinging plate 5 can drive the sliding rod 6 to rotate around the hinge point of the swinging plate 5, and the plurality of guide rod groups 7 can drive the sliding block 26 and the mounting plate 23 to move along the side, close to the carriage side and the bottom, of the horizontal sliding column 21 and the vertical sliding column 22 under the rotation of the sliding rod 6.

In the embodiment, preferably, as shown in fig. 1 and 2, the sliding rod 6 is sleeved with a bearing, and the bearing is in rolling connection with the bar-shaped groove; and two ends of the sliding rod 6 are detachably provided with stop sleeves, and the outer diameter size of each stop sleeve is larger than the width size of each strip-shaped groove.

In the embodiment, through the arrangement of the bearings, the friction resistance of sliding of the sliding rod 6 in the strip-shaped groove can be reduced; the arrangement of the locking sleeve is combined, so that the sliding rod 6 is prevented from being separated from the strip-shaped groove, and safety is ensured.

In an embodiment, preferably, as shown in fig. 1, 2 and 3, the buffer mechanism 24 includes a spring cylinder 241, a spring 242 and a connecting plate 243, where the spring cylinder 241 is fixedly connected with the mounting plate 23, the connecting plate 243 is slidably mounted in the spring cylinder 241, the connecting plate 243 is not separated from the spring cylinder 241, one end of the collet 25 extends into the spring cylinder 241 and is fixedly connected with the connecting plate 243, one end of the spring 242 is fixedly connected with the connecting plate 243, the other end is fixedly connected with one end of the spring cylinder 241 away from the collet 25, and the connecting plate 243 abuts against the end of the spring cylinder 241 under the action of the elastic force of the spring 242, i.e. the spring 242 is always in a compressed state, so that the spring 242 has a certain pre-compression force.

In this embodiment, through the arrangement of the spring cylinder 241, the spring 242 and the connecting plate 243, the stress between the spring 242 and the collet 25 can be more balanced by utilizing the connecting plate 243, and meanwhile, the contact between the collet 25 and the carriage can be adaptively adjusted by utilizing the spring 242, so that the collet 25 is more tightly attached to the carriage, specifically, after the collet 25 contacts the carriage, the hydraulic rod 4 continues to stretch, at this time, the spring 242 continues to compress, when the carriage is uneven, the length of the spring 242 can be adaptively changed, and the collet 25 is ensured to be always attached to the outer wall of the carriage.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (6)

1. The self-adaptive clamping mechanism for the car dumper comprises a frame (1), wherein two clamping assemblies (2) are arranged in the frame (1), the two clamping assemblies (2) are symmetrically arranged relative to the length direction of the frame (1), a clearance space (3) for clamping a carriage is formed between the two clamping assemblies (2), and the self-adaptive clamping mechanism is characterized in that the clamping assemblies (2) comprise a driving mechanism, a plurality of horizontal sliding columns (21), a plurality of vertical sliding columns (22), two mounting plates (23), a plurality of buffer mechanisms (24) and a plurality of chucks (25), the plurality of horizontal sliding columns (21) are fixedly arranged on the side surface of the frame (1), the plurality of vertical sliding columns (22) are fixedly arranged on the bottom surface of the frame (1), sliding blocks (26) are respectively and slidably connected on the horizontal sliding columns (21) and the vertical sliding columns (22), one mounting plate (23) is slidably connected with the horizontal sliding columns (21) through a plurality of sliding blocks (26), the other mounting plate (23) is slidably connected with the bottom surface of the vertical sliding columns (22) through a plurality of sliding blocks (26), the driving mechanism (26) is correspondingly arranged on the bottom surface of the frame (1), the driving mechanism (26) is far away from the plurality of sliding columns (24) or the sliding columns (25), the clamping heads (25) are connected with the mounting plate (23) through buffer mechanisms (24) and are arranged at intervals along the length direction of the mounting plate (23).

2. The self-adaptive clamping mechanism for a car dumper according to claim 1, wherein the driving mechanism comprises a hydraulic rod (4), a swinging plate (5), a sliding rod (6) and a plurality of guide rod groups (7) which are perpendicular to each other in pairs, the hydraulic rod (4) is hinged on the bottom surface of the frame (1), the telescopic end of the hydraulic rod (4) is connected with the swinging plate (5), the bottom end of the swinging plate (5) is hinged with the bottom surface of the frame (1), the top end of the swinging plate is fixedly connected with the sliding rod (6), one end of the guide rod group (7) is provided with a strip-shaped groove along the length direction of the guide rod group, the other end of the guide rod group (7) which is far away from the strip-shaped groove is fixedly connected with the sliding block (26), the sliding rod (6) sequentially penetrates through the strip-shaped grooves of the guide rod groups (7), and the sliding rod (6) freely slides along the channel direction of the strip-shaped groove.

3. An adaptive clamping mechanism for a dumper according to claim 2, characterized in that the connection position of the swing plate (5) and the slide bar (6) is located in the middle of the slide bar (6).

4. A self-adapting clamping mechanism for a dumper according to claim 2 or 3, characterized in that the slide bar (6) is sleeved with a bearing, which is in rolling connection with the bar-shaped groove.

5. An adaptive clamping mechanism for a dumper according to claim 4, characterized in that the two ends of the slide bar (6) are detachably fitted with stop sleeves, the outer diameter of which is larger than the width of the bar-shaped groove.

6. The self-adaptive clamping mechanism for a car dumper according to claim 1, wherein the buffer mechanism (24) comprises a spring cylinder (241), a spring (242) and a connecting plate (243), the spring cylinder (241) is fixedly connected with the mounting plate (23), the connecting plate (243) is slidably mounted in the spring cylinder (241), one end of the clamp head (25) stretches into the spring cylinder (241) to be fixedly connected with the connecting plate (243), one end of the spring (242) is fixedly connected with the connecting plate (243), the other end of the spring (242) is fixedly connected with one end of the spring cylinder (241) away from the clamp head (25), and the connecting plate (243) is abutted with the end of the spring cylinder (241) under the action of elastic force of the spring (242).