阅读说明：本技术 一种自动卸车用全自动辅助支撑 (Full-automatic auxiliary support for automatic unloading ) 是由 谢宝智 缪小吉 于 2020-06-01 设计创作，主要内容包括：本发明提供一种自动卸车用全自动辅助支撑,包括：车架、车厢,车厢安装在所述车架上,车厢的右端底部与车架的右端通过铰链相连,车厢与车架之间安装有举升油缸,还包括：辅助支撑、液压控制系统、旋转编码器,辅助支撑有两套分别安装在车厢与车架之间并且辅助支撑对称安装在车厢的左右两侧,液压控制系统控制举升油缸上升和下降,旋转编码器安装在车厢与车架的铰接部位,当举升油缸将车厢举升时,旋转编码器能够检测车厢的旋转角度并将检测的数据发送给液压控制系统。本发明能够控制举升油缸进行精确的升降操作,同时整个辅助支撑和解除过程全自动完成无须人工操作,提高了安全性能。(The invention provides a full-automatic auxiliary support for automatic unloading, which comprises: frame, carriage, the carriage is installed on the frame, the right-hand member bottom in carriage passes through the hinge with the right-hand member of frame and links to each other, installs lift cylinder between carriage and the frame, still includes: the lifting oil cylinder is arranged on the frame, the rotary encoder is arranged on the hinged position of the carriage and the frame, and when the lifting oil cylinder lifts the carriage, the rotary encoder can detect the rotating angle of the carriage and send the detected data to the hydraulic control system. The invention can control the lifting oil cylinder to carry out accurate lifting operation, and simultaneously the whole auxiliary supporting and releasing process is fully automatically completed without manual operation, thereby improving the safety performance.)

1. A full-automatic auxiliary support for automatic unloading comprises: frame, carriage, the carriage is installed on the frame, the right-hand member bottom in carriage with the right-hand member of frame passes through the hinge and links to each other, the carriage with install the lift cylinder between the frame, its characterized in that still includes: auxiliary stay device, hydraulic control system, rotary encoder, auxiliary stay device has two sets and all installs the carriage with between the frame, hydraulic control system control lift cylinder rises and descends, rotary encoder installs the carriage with the articulated position of frame works as lift cylinder will the carriage lifts when, rotary encoder can detect the rotation angle in carriage and with the data transmission who detects for hydraulic control system, hydraulic control system control lift cylinder and auxiliary stay device collaborative work are automatic opens and close auxiliary stay device.

2. The fully automatic auxiliary support for automatic unloading according to claim 1, wherein the auxiliary support device comprises: the bracing piece, install the round pin axle of carriage bottom, offer draw-in groove on the frame, waist type hole has been seted up to the first end of bracing piece, the round pin axle runs through waist type hole will the first end swing joint of bracing piece is in on the carriage, the second end of bracing piece is placed in the draw-in groove, the pinhole has been seted up to the second end of bracing piece, the pinhole is located in the draw-in groove, the second end of bracing piece can slide in the draw-in groove, set up the locating hole that runs through around on the draw-in groove, bolt hydro-cylinder is installed to the side of locating hole, bolt hydro-cylinder's bolt can run through the locating hole.

3. The full-automatic auxiliary support for automatic unloading according to claim 2, wherein the second end of the support rod is configured as a semicircular structure, the pin hole is formed at the center of the semicircle, the height of the pin hole remains unchanged when the second end of the support rod slides in the slot, and the pin hole coincides with the axis of the positioning hole when the second end of the support rod moves to the position of the positioning hole.

4. The full-automatic auxiliary support for automatic unloading of claim 3, wherein a magnetic switch is installed at the front and the rear of the bolt cylinder, and the magnetic switch can judge whether the bolt of the bolt cylinder is completely inserted into and pulled out of the positioning hole and send the detection result to a hydraulic control system.

5. The fully automatic auxiliary support for automatic unloading according to claim 1, wherein the hydraulic control system is further provided with a support switch button, and the support switch button is arranged in a cab.

6. The fully automatic auxiliary support for automatic unloading according to claim 5, wherein the hydraulic control system works according to the following steps during the support process: firstly, a driver turns on a support switch button in a cab and starts an auxiliary support program; the hydraulic control system sends an instruction, the lifting oil cylinder starts and lifts the carriage, the rotary encoder detects the rotation angle of the carriage and sends the result to the hydraulic control system, the first end of the supporting rod rises together with the carriage, the second end of the supporting rod slides in the clamping groove under the action of gravity, and the pin shaft is located at the top of the waist-shaped hole; when the carriage rotates to an angle A, the hydraulic control system sends an instruction, the lifting oil cylinder stops working, the pin hole at the second end of the supporting rod is overlapped with the positioning hole in the clamping groove at the moment, the hydraulic control system controls the bolt of the bolt oil cylinder to extend out, and the bolt of the bolt oil cylinder penetrates through the pin hole and the positioning hole at the same time; fourthly, after the bolt of the bolt oil cylinder is completely inserted into the positioning hole, the hydraulic control system sends an instruction, the lifting oil cylinder descends for a certain distance to reduce the rotating angle of the carriage from A to B, the pin shaft is positioned at the bottom of the waist-shaped hole at the moment, and the supporting rod is stressed to complete auxiliary support; in the process of removing the support, the hydraulic control system works according to the following steps: firstly, a driver closes a support switch button in a cab and starts a support releasing program; secondly, the hydraulic control system sends out an instruction, the lifting oil cylinder lifts the carriage for a certain distance to increase the rotation angle of the carriage from B to A, at the moment, the pin shaft is positioned at the top of the waist-shaped hole, and the support rod is not stressed to support the carriage any more; thirdly, the hydraulic control system controls the bolt oil cylinder to withdraw the bolt; and fourthly, after the bolt of the bolt oil cylinder is completely pulled out of the positioning hole, the hydraulic control system sends an instruction, the lifting oil cylinder controls the carriage to reset, the rotating angle of the carriage is reduced to 0, and the support removing operation is completed.

Technical Field

The invention relates to the field of automatic unloading, in particular to a full-automatic auxiliary support for automatic unloading.

Background

When the chassis of the lifting unloading vehicle is in fault maintenance or the bottom of the carriage is maintained, maintenance personnel can enter the maintenance after the carriage needs to be lifted. In order to prevent the lifting oil cylinder from leaking or the oil pipe from breaking, the carriage slides downwards to cause the accident casualty of the maintainers. Auxiliary supports must be used to ensure the personal safety of the personnel involved.

The form of the current auxiliary support is mainly manual, as shown in fig. 3: the driver manually controls the carriage to lift and descend, and the support rod is matched with the worker to complete the support and the release of the support rod. In order to place the supporting rod into the limiting groove, the lifting height of the lifting cylinder needs to be adjusted by two persons for multiple times; the manual prejudgment and control are complex to operate, the working efficiency is low, the energy is wasted, the noise and the emission pollution are increased, and certain potential safety hazards exist.

Disclosure of Invention

In view of the above problems in the background art, the present invention provides a full-automatic auxiliary support for automatic unloading, comprising: frame, carriage, the carriage is installed on the frame, the right-hand member bottom in carriage with the right-hand member of frame passes through the hinge and links to each other, the carriage with install the lift cylinder between the frame, its characterized in that still includes: auxiliary stay, hydraulic control system, rotary encoder, auxiliary stay has two sets to install respectively the carriage with between the frame and the auxiliary stay symmetry is installed the left and right sides in carriage, hydraulic control system control lift cylinder rises and descends, rotary encoder installs the carriage with the articulated position of frame works as lift cylinder will when the carriage lifts, rotary encoder can detect the rotation angle in carriage and give hydraulic control system with the data transmission who detects.

Further, the auxiliary support includes: the bracing piece, install the round pin axle of carriage bottom, offer draw-in groove on the frame, waist type hole has been seted up to the first end of bracing piece, the round pin axle runs through waist type hole will the first end swing joint of bracing piece is in on the carriage, the second end of bracing piece is placed in the draw-in groove, the pinhole has been seted up to the second end of bracing piece, the pinhole is located in the draw-in groove, the second end of bracing piece can slide in the draw-in groove, set up the locating hole that runs through around on the draw-in groove, bolt hydro-cylinder is installed to the side of locating hole, bolt hydro-cylinder's bolt can run through the locating hole.

Further, the second end of the supporting rod is arranged to be a semicircular structure, the pin hole is formed in the circle center of the semicircle, when the second end of the supporting rod slides in the clamping groove, the height of the pin hole is kept unchanged, and when the second end of the supporting rod moves to the position of the positioning hole, the pin hole coincides with the axis of the positioning hole.

Furthermore, a magnetic switch is respectively installed in front of and behind the bolt oil cylinder, and the magnetic switch can judge whether the bolt of the bolt oil cylinder is completely inserted into and completely pulled out of the positioning hole and send a detection result to a hydraulic control system.

Furthermore, the hydraulic control system is also provided with a support switch button, and the support switch button is arranged in the cab.

Further, the hydraulic control system works according to the following steps in the supporting process: firstly, a driver turns on a support switch button in a cab and starts an auxiliary support program; the hydraulic control system sends an instruction, the lifting oil cylinder starts and lifts the carriage, the rotary encoder detects the rotation angle of the carriage and sends the result to the hydraulic control system, the first end of the supporting rod rises together with the carriage, the second end of the supporting rod slides in the clamping groove under the action of gravity, and the pin shaft is located at the top of the waist-shaped hole; when the carriage rotates to an angle A, the hydraulic control system sends an instruction, the lifting oil cylinder stops working, the pin hole at the second end of the supporting rod is overlapped with the positioning hole in the clamping groove at the moment, the hydraulic control system controls the bolt oil cylinder to work, and the bolt of the bolt oil cylinder penetrates through the pin hole and the positioning hole at the same time;

fourthly, after the bolt of the bolt oil cylinder is completely inserted into the positioning hole, the hydraulic control system sends an instruction, the lifting oil cylinder descends for a certain distance to reduce the rotating angle of the carriage from A to B, the pin shaft is positioned at the bottom of the waist-shaped hole at the moment, and the supporting rod is stressed to complete auxiliary support; in the process of removing the support, the hydraulic control system works according to the following steps: firstly, a driver closes a support switch button in a cab and starts a support releasing program; secondly, the hydraulic control system sends out an instruction, the lifting oil cylinder lifts the carriage for a certain distance to increase the rotation angle of the carriage from B to A, at the moment, the pin shaft is positioned at the top of the waist-shaped hole, and the support rod is not stressed to support the carriage any more; thirdly, the hydraulic control system controls the bolt oil cylinder to withdraw the bolt; and fourthly, after the bolt of the bolt oil cylinder is completely pulled out of the positioning hole, the hydraulic control system sends an instruction, the lifting oil cylinder controls the carriage to reset, the rotating angle of the carriage is reduced to 0, and the support removing operation is completed.

Compared with the prior art, the invention provides a full-automatic auxiliary support for automatic unloading, which has the following beneficial effects:

1. the hydraulic control system is arranged to be matched with the rotary encoder so as to control the lifting oil cylinder to carry out accurate lifting operation, and the lifting height is prevented from being repeatedly adjusted in the traditional manual operation.

2. The support rod, the clamping groove, the pin shaft and the bolt oil cylinder are adopted to form the auxiliary support, when the carriage reaches a specified position, the bolt oil cylinder is started to fix the support rod, the full-automatic operation of the auxiliary support is realized, and the danger brought to operators by manual operation is avoided.

Drawings

FIG. 1 is a front view of a fully automatic auxiliary support for automatic unloading when closed.

FIG. 2 is a left side view of a fully automatic auxiliary support for automatic unloading when closed.

Fig. 3 is a schematic structural view of a conventional auxiliary support for automatic unloading in the background art.

FIG. 4 is a front view of a fully automatic auxiliary support for an automatic unloading vehicle when open.

FIG. 5 is a left side view of a fully automatic auxiliary support for an automatic unloading vehicle when open.

Wherein: 1-a vehicle frame; 2, a compartment; 3-supporting rods; 4-a pin shaft; 5-kidney-shaped holes; 6-a clamping groove; 7-pin holes; 8-positioning holes; 9-a bolt oil cylinder; 10-a bolt; 11-rotary encoder.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments accompanied with figures are described in detail below, and it is apparent that the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention, shall fall within the protection scope of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

The present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially in general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Meanwhile, in the description of the present invention, it should be noted that the terms "upper, lower, inner and outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation and operate, and thus, cannot be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted, connected and connected" in the present invention are to be understood broadly, unless otherwise explicitly specified or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in the figure, the invention provides a full-automatic auxiliary support for automatic unloading, which comprises: frame 1, carriage 2 installs on the frame 1, the right-hand member bottom in carriage 2 with the right-hand member of frame 1 passes through the hinge and links to each other, carriage 2 with install the lift cylinder between the frame 1, still include: the auxiliary support, hydraulic control system, rotary encoder 11, the auxiliary support has two sets to install respectively between carriage 2 and frame 1 and the auxiliary support symmetry is installed in the left and right sides of carriage 2, the auxiliary support includes: the support rod 3, a pin shaft 4 installed at the bottom of the carriage 2, and a clamping groove 6 formed in the carriage 1, wherein a waist-shaped hole 5 is formed at a first end of the support rod 3, the pin shaft 4 penetrates through the waist-shaped hole 5 to movably connect the first end of the support rod 3 to the carriage 2, a second end of the support rod 3 is placed in the clamping groove 6, a pin hole 7 is formed at a second end of the support rod 3, the pin hole 7 is located in the clamping groove 6, the second end of the support rod 3 can slide in the clamping groove 6, a positioning hole 8 penetrating in the front and back direction is formed in the clamping groove 6, the second end of the support rod 3 is arranged in a semicircular structure, the pin hole 7 is formed in the position of the center of the semicircle, when the second end of the support rod 3 slides in the clamping groove 6, the height of the pin hole 7 is kept unchanged, and when the second end of the support rod 3 moves to the position of the positioning hole 8, the pin hole 7 is coincident with the axis of the positioning hole 8, a bolt oil cylinder 9 is arranged on the side of the positioning hole 8, the bolt 10 of the bolt oil cylinder 9 can penetrate through the positioning hole 8, a magnetic switch is respectively arranged at the front and the back of the bolt oil cylinder 9, the magnetic switch can judge whether the bolt 10 of the bolt oil cylinder 9 is completely inserted into and completely pulled out of the positioning hole 8, and sends the detection result to a hydraulic control system, the hydraulic control system controls the lifting oil cylinder to ascend and descend, the hydraulic control system is also provided with a supporting switch button which is arranged in a cab, the rotary encoder 11 is arranged at the hinged part of the carriage 2 and the frame 1, when the lift cylinder lifts the car 2, the rotary encoder 11 can detect the rotation angle of the car 2 and transmit the detected data to the hydraulic control system.

Example 2

As shown in the figure, the invention provides a full-automatic auxiliary support for automatic unloading, which comprises: frame 1, carriage 2 installs on the frame 1, the right-hand member bottom in carriage 2 with the right-hand member of frame 1 passes through the hinge and links to each other, carriage 2 with install the lift cylinder between the frame 1, still include: the auxiliary support, hydraulic control system, rotary encoder 11, the auxiliary support has two sets to install respectively between carriage 2 and frame 1 and the auxiliary support symmetry is installed in the left and right sides of carriage 2, the auxiliary support includes: the support rod 3, a pin shaft 4 installed at the bottom of the carriage 2, and a clamping groove 6 formed in the carriage 1, wherein a waist-shaped hole 5 is formed at a first end of the support rod 3, the pin shaft 4 penetrates through the waist-shaped hole 5 to movably connect the first end of the support rod 3 to the carriage 2, a second end of the support rod 3 is placed in the clamping groove 6, a pin hole 7 is formed at a second end of the support rod 3, the pin hole 7 is located in the clamping groove 6, the second end of the support rod 3 can slide in the clamping groove 6, a positioning hole 8 penetrating in the front and back direction is formed in the clamping groove 6, the second end of the support rod 3 is arranged in a semicircular structure, the pin hole 7 is formed in the position of the center of the semicircle, when the second end of the support rod 3 slides in the clamping groove 6, the height of the pin hole 7 is kept unchanged, and when the second end of the support rod 3 moves to the position of the positioning hole 8, the pin hole 7 is coincident with the axis of the positioning hole 8, a bolt oil cylinder 9 is arranged on the side of the positioning hole 8, the bolt 10 of the bolt oil cylinder 9 can penetrate through the positioning hole 8, the positioning holes 8 on the front side wall and the rear side wall of the clamping groove 6 are provided with sensing devices, the sensing device can detect whether the inserted pin of the inserted pin oil cylinder 9 is completely inserted into and completely pulled out of the positioning hole 8, and sends the detection result to a hydraulic control system, the hydraulic control system controls the lifting oil cylinder to ascend and descend, the hydraulic control system is also provided with a supporting switch button which is arranged in a cab, the rotary encoder 11 is arranged at the hinged part of the carriage 2 and the frame 1, when the lift cylinder lifts the car 2, the rotary encoder 11 can detect the rotation angle of the car 2 and transmit the detected data to the hydraulic control system.

Principle of operation

The hydraulic control system works according to the following steps in the supporting process: firstly, a driver turns on a support switch button in a cab and starts an auxiliary support program; the hydraulic control system sends an instruction, the lifting oil cylinder is started and lifts the carriage 2, the rotary encoder 11 detects the rotation angle of the carriage 2 and sends the result to the hydraulic control system, the first end of the support rod 3 rises together with the carriage 2, the second end of the support rod 3 slides in the clamping groove 6 under the action of gravity, and the pin shaft 4 is positioned at the top of the waist-shaped hole 5; when the carriage 2 rotates to an angle A, the hydraulic control system sends an instruction, the lifting oil cylinder stops working, at the moment, the pin hole 7 at the second end of the support rod 3 is overlapped with the positioning hole 8 in the clamping groove 6, the hydraulic control system controls the bolt oil cylinder 9 to work, and the bolt 10 of the bolt oil cylinder 9 penetrates through the pin hole 7 and the positioning hole 8 simultaneously; fourthly, after the bolt 10 of the bolt oil cylinder 9 is completely inserted into the positioning hole 8, the hydraulic control system sends an instruction, the lifting oil cylinder descends for a certain distance to reduce the rotation angle of the carriage 2 from A to B, the pin shaft 4 is located at the bottom of the waist-shaped hole 5 at the moment, and the supporting rod 3 is stressed to complete auxiliary supporting.

In the process of removing the support, the hydraulic control system works according to the following steps: firstly, a driver closes a support switch button in a cab and starts a support releasing program; secondly, the hydraulic control system sends out an instruction, the lifting oil cylinder lifts the carriage 2 to rise for a certain distance to increase the rotation angle of the carriage 2 from B to A, at the moment, the pin shaft 4 is positioned at the top of the waist-shaped hole 5, and the support rod 3 is not stressed to support the carriage 2 any more; thirdly, the hydraulic control system controls the bolt oil cylinder 9 to withdraw the bolt 10; fourthly, after the bolt 10 of the bolt oil cylinder 9 is completely pulled out of the positioning hole 8, the hydraulic control system sends out an instruction, the lifting oil cylinder controls the carriage 2 to reset, the rotating angle of the carriage 2 is reduced to 0, and the support releasing operation is completed.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.