阅读说明：本技术 一种装载机用装卸臂组件 (Loading and unloading arm assembly for loader ) 是由 侯晓东 周经纬 于 2019-09-05 设计创作，主要内容包括：本发明公开了一种装卸臂组件,包括用于安装不同种类工装的安装架,安装架的底面上固定设置有若干组动臂组件,动臂组件包括动臂、动臂油缸、安装座和摇架油缸,动臂包括承接部和支撑部,承接部和支撑部之间设有弯折部,以此使动臂呈弯折状,承接部的端部与安装架的底面上靠前的一端铰接支撑部的端部与安装座上靠前的一端铰接,动臂油缸的缸筒的底部与弯折部铰接,动臂油缸的活塞杆的端部铰接有安装接头,摇架油缸的活塞杆与安装架的底面靠后的一端铰接,摇架油缸的缸筒的底部与安装座靠后的一端铰接。本发明,安装架由动臂组件驱动,安装架包括侧板、安装轴、锁板组件和连接板,以此在安装架上形成多个安装位,便于安装不同种类的工装。(The invention discloses a loading and unloading arm assembly which comprises a mounting frame for mounting different types of tools, wherein a plurality of groups of movable arm assemblies are fixedly arranged on the bottom surface of the mounting frame, each movable arm assembly comprises a movable arm, a movable arm oil cylinder, a mounting seat and a cradle oil cylinder, each movable arm comprises a bearing part and a supporting part, a bending part is arranged between each bearing part and each supporting part, so that each movable arm is bent, the end part of each bearing part is hinged with the end part of the corresponding supporting part at the front end on the bottom surface of the mounting frame and the front end on the mounting seat, the bottom of a cylinder barrel of each movable arm oil cylinder is hinged with the corresponding bending part, an installation joint is hinged with the end part of a piston rod of each movable arm oil cylinder, the piston rod of each cradle oil cylinder is hinged with the rear end of the bottom surface. According to the invention, the mounting frame is driven by the movable arm assembly, and comprises the side plates, the mounting shaft, the locking plate assembly and the connecting plate, so that a plurality of mounting positions are formed on the mounting frame, and different types of tools can be conveniently mounted.)

1. A loading and unloading arm assembly comprises a mounting frame for mounting different types of tools, and is characterized in that a plurality of groups of movable arm assemblies are fixedly arranged on the bottom surface of the mounting frame;

The movable arm component comprises a movable arm, a movable arm oil cylinder, a mounting seat and a cradle oil cylinder, wherein the movable arm comprises an adapting part and a supporting part, a bending part is arranged between the adapting part and the supporting part, so that the movable arm is bent, the upper end part of the adapting part is hinged with one end, which is close to the front, of the bottom surface of the mounting seat, the lower end part of the supporting part is hinged with one end, which is close to the front, of the mounting seat, the bottom of a cylinder barrel of the movable arm oil cylinder is hinged with the bending part, the end part of a piston rod of the movable arm oil cylinder is hinged with a mounting joint, the piston rod of the cradle oil cylinder is hinged with one end, which is close to the back, of the bottom of the cylinder barrel of the cradle oil cylinder.

2. The loading and unloading arm assembly for the loader of claim 1, wherein the mounting bracket comprises a bottom plate, side plates are arranged on the left side and the right side of the bottom plate, a baffle plate is arranged on the rear side of the bottom plate, and a mounting shaft is fixedly arranged between the two side plates and close to one end of the baffle plate.

3. the loading and unloading arm assembly for the loader as claimed in claim 2, wherein a set of locking plate assemblies is respectively disposed at the rear end of the outer side surfaces of the two side plates, the locking plate assemblies include a plurality of locking plates disposed at intervals on the outer side surfaces of the side plates, the locking plates and the outer side surfaces of the side plates define a locking hole, a locking bar is movably disposed in the locking plate hole, and a stopper is integrally formed at one end of the locking bar.

4. The loading and unloading arm assembly for the loader as recited in claim 2, characterized in that the front ends of the outer side surfaces of the two side plates are respectively provided with a connecting plate, two vertical plates are oppositely arranged on the connecting plate, and the two vertical plates form a through groove in the middle of the connecting plate.

5. The loading and unloading arm assembly for a loader of claim 1, wherein said boom is in the form of a flat plate, said boom having a width that increases from its ends to said bend.

6. The loading arm assembly of claim 1, wherein said arm assemblies are arranged in two groups, and a plurality of cross plates are disposed between said arms for connecting said arms.

7. A loader arm assembly as set forth in claim 1 wherein said bolster portion has a length less than a length of said support portion.

Technical Field

The invention relates to a multipurpose loader, in particular to a loading and unloading arm assembly for a loader.

Background

The loader is a kind of earth and stone construction machinery widely used in highway, railway, building, water and electricity, port and mine, and is mainly used for shoveling and loading bulk materials such as soil, gravel, lime and coal, and also for light shoveling and digging of ore and hard soil. In road construction, particularly in high-grade highway construction, the loader is used for filling and digging of roadbed engineering, and collecting and loading of asphalt mixture and cement concrete yards. Besides, the machine can also carry out the operations of pushing and transporting soil, scraping the ground, pulling other machines and the like. The loader has the advantages of high operation speed, high efficiency, good maneuverability, light operation and the like, so the loader becomes one of the main types of earthwork construction in engineering construction. However, the existing loader can only load and unload materials through the bucket, and cannot load and unload long-strip-shaped goods such as containers, steel pipes and coil steel, so that the function is single, and the application range is small.

Therefore, the existing loader has the problems of single function and small application range.

Disclosure of Invention

the invention aims to solve the technical problems of single function and small application range of the existing loader.

In order to solve the technical problems, the technical scheme adopted by the invention is to provide a loading and unloading arm assembly, which comprises a mounting frame for mounting different types of tools, wherein a plurality of groups of movable arm assemblies are fixedly arranged on the bottom surface of the mounting frame;

The movable arm component comprises a movable arm, a movable arm oil cylinder, a mounting seat and a cradle oil cylinder, wherein the movable arm comprises an accepting part and a supporting part, a bending part is arranged between the accepting part and the supporting part, so that the movable arm is bent, the end part of the accepting part is hinged with one end, which is close to the front, of the bottom surface of the mounting seat, the end part of the supporting part is hinged with one end, which is close to the front, of the mounting seat, the bottom of a cylinder barrel of the movable arm oil cylinder is hinged with the bending part, the end part of a piston rod of the movable arm oil cylinder is hinged with a mounting joint, the piston rod of the cradle oil cylinder is hinged with one end, which is close to the back, of the bottom of the cylinder barrel of the cradle oil cylinder is.

in the above scheme, the mounting bracket includes the bottom plate, and the left and right sides of bottom plate is provided with the curb plate, the rear side of bottom plate is provided with the baffle, two be close to between the curb plate the fixed installation axle that is provided with of one end of baffle.

In the above scheme, the one end that leans on the back on the lateral surface of two places curb plate respectively is equipped with a set of jam plate subassembly, the jam plate subassembly includes that a plurality of intervals set up jam plate on the lateral surface of curb plate, the jam plate with the lateral surface of curb plate encloses into the lockhole, the downthehole activity of jam plate is provided with the locking bar, the one end integrated into one piece of locking bar has the dog.

In the scheme, one end of each of the outer side surfaces of the two side plates, which is close to the front end, is provided with a connecting plate, the connecting plate is provided with two vertical plates oppositely, and the two vertical plates form a through groove in the middle of the connecting plate.

In the above scheme, the movable arm is in a flat plate shape, and the width of the movable arm gradually increases from two ends to the bending part.

In the scheme, the movable arm assemblies are arranged into two groups, and a plurality of transverse plates for connecting the two movable arms are arranged between the two movable arms.

In the above aspect, the length of the receiving portion is smaller than the length of the support portion.

According to the invention, the mounting frame is driven by the movable arm assembly, the movable arm assembly can flexibly drive the mounting frame to move through the movable arm, the movable arm oil cylinder hinged with the movable arm and the cradle oil cylinder hinged with the mounting frame, and the mounting frame comprises the side plate, the mounting shaft, the locking plate assembly and the connecting plate, so that a plurality of mounting positions are formed on the mounting frame, different types of tools can be conveniently mounted, the mounting frame has multiple purposes, and the cost is saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a boom assembly of the present invention;

Fig. 3 is a schematic structural view of the connecting frame of the present invention.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the present invention provides a loading arm assembly, which includes a mounting frame, wherein two or more sets of movable arm assemblies are fixedly arranged on the bottom surface of the mounting frame. The movable arm assembly is used for driving the mounting frame to realize different actions so as to complete various works. The mounting frame is used for mounting different types of tools, such as a fast-assembling bucket, a fast-assembling string rod, a fast-assembling fork, a cleaning brush head and the like, so that the application range is expanded, and the cost is reduced.

The boom assembly includes a boom 10, a boom cylinder 20, a mounting seat 30, and a cradle cylinder 40, and the boom 10 has a flat plate shape and includes a receiving portion 11 and a supporting portion 12 that are integrally formed. A bending part 13 is arranged between the bearing part 11 and the supporting part 12, so that the bearing part 11 and the supporting part 12 form a certain angle, the movable arm 10 has a certain geometric angle through the bearing part 11 and the supporting part 12, a larger movement space is provided for the movable arm 10 to cooperate with the movable arm cylinder 20 and the cradle cylinder 40 to drive the mounting seat 30 to move, and the movable arm assembly is more flexible.

The upper end of the bearing part 11 is hinged with one end of the mounting frame close to the front, the lower end of the supporting part 12 is hinged with one end of the mounting base 30 close to the front, the bottom of the cylinder barrel of the movable arm cylinder 20 is hinged with the upper end of a bending part between the bearing part 11 and the supporting part 12 of the movable arm 10, so that the bending part of the movable arm assembly is stressed greatly during working, in order to increase the strength of the bending part of the movable arm 10, the width of the movable arm 10 is gradually increased from two ends to the bending part, on one hand, the strength of the bending part is supplemented, on the other hand, the material of the movable arm 10 is reduced to the maximum extent, and the waste of energy is reduced, the end part of the piston rod of the movable arm cylinder 20 is hinged with the mounting joint 21, the piston rod of the cradle cylinder 40 is hinged with one end of the mounting frame.

The movable arm assembly is fixedly connected with the truck body of the loader through the mounting seat 30 and the mounting joint 21, the connecting position of the movable arm assembly and the truck body can be adjusted according to actual conditions, and by adjusting the connecting position of the movable arm assembly and the truck body, on one hand, the stress of the movable arm assembly in the working process can be adjusted, so that the stress of the movable arm assembly is reasonable, the service life of the movable arm assembly is prolonged, on the other hand, the working flexibility of the movable arm assembly can be increased, the operation is convenient and reliable, and the tool mounted on the.

In order to improve the strength of the loading and unloading arm assembly, a plurality of transverse plates for connecting the two movable arms 10 are arranged between the movable arms 10 of the two movable arm assemblies, so that the integral strength of the loading and unloading arm assembly is improved.

as shown in fig. 3, the mounting bracket includes a bottom plate 50, side plates 51 are disposed on both left and right sides of the bottom plate 50, a baffle plate 52 is disposed on the rear side of the bottom plate 50, and a mounting shaft 53 is fixedly disposed between the two side plates 51 and near one end of the baffle plate 52. The one end that leans on the back on the lateral surface of both sides board 51 respectively is equipped with a set of jam plate subassembly, and the jam plate subassembly includes that a plurality of intervals set up the jam plate 54 on the lateral surface of curb plate 51, and the lockhole is enclosed with the lateral surface of curb plate 51 to jam plate 54, and the downthehole activity of jam plate is provided with the locking bar 55, and the one end integrated into one piece of locking bar 55 has dog 56 for play spacing and the effect that blocks to locking bar 55, prevent that locking bar 55 from deviating from the lockhole. One end of the outer side surface of each of the two side plates 51 close to the front is provided with a connecting plate 57, the connecting plate 57 is oppositely provided with two vertical plates 58, and the two vertical plates 58 form a through groove in the middle of the connecting plate 57.

The mounting bracket passes through curb plate 51, installation axle 53, jam plate subassembly and connecting plate 57, forms a plurality of installation positions on the mounting bracket, can be convenient for install different types of frock, can also be convenient for cooperate the fastening component who uses commonly used to do further locking and fixed to the frock, and simple structure installs reliably, provides very big facility for the installation of frock with fixed.

According to the invention, the mounting frame is driven by the movable arm assembly, the movable arm assembly can flexibly drive the mounting frame to move through the movable arm, the movable arm oil cylinder hinged with the movable arm and the cradle oil cylinder hinged with the mounting frame, the mounting frame forms a plurality of mounting positions on the mounting frame through the side plate, the mounting shaft, the locking plate assembly and the connecting plate, different types of tools can be conveniently mounted, the mounting frame has multiple purposes, and the cost is saved.

The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall fall within the protection scope of the present invention, which has the same or similar technical solutions as the present invention.