CN216041398U

CN216041398U - Lifting type loader

Info

Publication number: CN216041398U
Application number: CN202120485633.1U
Authority: CN
Inventors: 韩政霖
Original assignee: Shandong Oujin Engineering Machinery Co ltd
Current assignee: Shandong Oujin Engineering Machinery Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2022-03-15
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses a lifting type loader, which comprises a vehicle body, wherein a base of the vehicle body is hinged with a fixed frame through a first driving mechanism, two rear wheels are rotatably arranged on the base, and two front wheels are rotatably arranged at the bottom of the fixed frame; a lifting frame is slidably arranged on the fixed frame, and the lifting frame can move vertically along the fixed frame under the driving of a second driving mechanism; movable arms are rotatably arranged on two sides of the lifting frame, and the movable arms rotate around the hinged parts of the movable arms and the lifting frame under the driving of a third driving mechanism; and a material taking mechanism is arranged on one side of the movable arm, which is far away from the lifting frame. The lifting type loader can effectively improve the material taking and discharging height of the loader, solves the problem that the existing loader cannot meet the requirement of high-height material charging and discharging, improves the material taking and discharging height of the loader by three meters to five meters, improves the application occasion of the loader, effectively improves the working efficiency and reduces the labor intensity of workers.

Description

Lifting type loader

Technical Field

The utility model relates to the technical field of loaders, in particular to a lifting type 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.

At present, when goods such as loose crushed ore are transported, the transportation after the goods are contained in a container is the most common and convenient mode, but the goods are often troublesome to contain in the container or to unload from the container. A lot of current loading and unloading still often adopt the manual work, and production efficiency is low, and workman intensity of labour is big, can not satisfy haulage vehicle's demand. If the carrier is applied to the occasion, the working height of the existing loader is often influenced by the stroke of the movable arm driving system, and the bulk material cannot be lifted greatly and can be loaded and unloaded, so that the application requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the loader capable of improving the unloading height.

The object of the utility model is achieved in the following way:

a lifting type loader comprises a vehicle body, wherein a base of the vehicle body is hinged with a fixed frame through a first driving mechanism, two rear wheels are rotatably arranged on the base, and two front wheels are rotatably arranged at the bottom of the fixed frame; a lifting frame is slidably arranged on the fixed frame and can move vertically along the fixed frame under the drive of a second driving mechanism; movable arms are rotatably arranged on two sides of the lifting frame, and the movable arms are driven by a third driving mechanism to rotate around the hinged parts of the movable arms and the lifting frame; and a material taking mechanism is arranged on one side of the movable arm, which is far away from the lifting frame.

As an alternative of the technical scheme of the utility model, the fixed frame is of a frame structure, the vertical opposite surfaces of the fixed frame are provided with sliding grooves, the lifting frame is provided with a sliding table correspondingly, the sliding table is clamped in the sliding grooves, and the lifting frame can move along the sliding grooves under the action of the second driving mechanism.

As an alternative of the technical scheme of the utility model, sliding rollers are further arranged on the side walls of the two sliding grooves on the same side, the sliding rollers are abutted against the sliding table, and when the hoisting frame moves along the sliding grooves, the sliding rollers roll along the surface corresponding to the sliding table.

As an alternative scheme of the technical scheme of the utility model, a movable arm square tube is arranged between the two movable arms.

As an alternative of the technical scheme of the utility model, a fourth driving mechanism is further arranged on the lifting frame, the fourth driving mechanism comprises a telescopic shaft, the tail end of the telescopic shaft of the fourth driving mechanism is hinged with the end of a rocker arm, one side of the fourth driving mechanism, which is far away from the rocker arm, is hinged on a cross beam of the lifting frame, and the other end of the rocker arm is hinged with the material taking mechanism through a connecting rod; the middle part of the rocker arm is also hinged with an ear plate arranged on the movable arm square tube.

As an alternative of the technical scheme of the utility model, the material taking mechanism is a hopper, two sides of the hopper are respectively hinged with the end part of the movable arm, and the middle part of the hopper is hinged with the connecting rod.

As an alternative of the technical scheme of the utility model, the material taking mechanism is a gripper mechanism comprising a gripper upper cover and a gripper lower cover, two sides of the gripper lower cover are respectively hinged with the end part of the movable arm, the middle part of the gripper lower cover is hinged with the connecting rod, the gripper upper cover is hinged with the gripper lower cover, the material taking mechanism further comprises a fifth driving mechanism, and the fifth driving mechanism is used for controlling the gripper upper cover to rotate around the hinged part of the gripper upper cover and the gripper lower cover, so that the gripper upper cover is close to and far away from the gripper lower cover, and further an object to be grabbed placed between the gripper upper cover and the gripper lower cover can be clamped and released.

The utility model has the beneficial effects that:

according to the lifting type loader, the lifting frame capable of vertically lifting relative to the fixed frame is arranged, so that the material taking and discharging height of the loader can be effectively improved, the problem that the existing loader cannot meet the requirements of loading and discharging at a higher height is solved, the material taking and discharging height of the loader is improved by three meters to five meters, and the application occasions of the loader are improved; meanwhile, through the arrangement of the first driving mechanism, the continuous operation of material taking, steering and material discharging can be realized, the working efficiency is effectively improved, and the labor intensity of workers is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic view of an initial state of a lift loader according to embodiment 1 of the present invention.

Fig. 2 is a top view of the fixing frame in embodiment 1 of the present invention.

Fig. 3 is a schematic view of a lifting state of the lifting loader in embodiment 1 of the present invention.

Fig. 4 is a schematic view of a lifting bucket state of the lifting loader in embodiment 1 of the present invention.

Fig. 5 is a schematic view of an initial state of the lift loader according to embodiment 2 of the present invention.

Fig. 6 is a schematic view of a lifting state of the lifting loader in embodiment 2 of the present invention.

Reference numerals:

100-vehicle body, 110-base; 111-rear wheels; 210-a mount; 211-front wheels; 212-a sliding groove; 213-sliding roller; 220-lifting frame; 221-a slide table; 222-third drive mechanism rear aperture; 223-a cross beam; 224-fourth drive mechanism rear aperture; 230-a boom; 231-third drive mechanism front aperture; 232-movable arm square tube; 2321-ear plate; 240-rocker arm; 241-a front hole of a fourth driving mechanism; 250-a connecting rod; 260-a hopper; 270-a gripper mechanism; 271-grip upper cover; 272-grip lower cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; either directly or through an intervening medium, or through internal communication 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.

In the case of the example 1, the following examples are given,

as shown in fig. 1, the embodiment discloses a lift loader, which includes a vehicle body 100, a base 110 of the vehicle body 100 is hinged to a fixed frame 210 through a first driving mechanism, the first driving mechanism mainly realizes steering of the fixed frame 210 relative to the base 110 on a horizontal plane, and in an actual design process, the first driving mechanism can select a steering cylinder or other steering driving.

Two rear wheels 111 are rotatably arranged on the base 110, and two front wheels 211 are rotatably arranged at the bottom of the fixing frame 210; the fixed frame 210 is slidably provided with a lifting frame 220, and the lifting frame 220 can move vertically along the fixed frame 210 under the driving of a second driving mechanism; the second driving mechanism is used for vertically lifting or descending the lifting frame 220 relative to the fixed frame 210, and in the actual design process, the second driving mechanism selects a driving mechanism with linear motion, such as an air cylinder, an electric cylinder or an oil cylinder, in this embodiment, an oil cylinder is preferably used, the telescopic shaft of the oil cylinder is fixedly connected with the lifting frame, and the fixed part of the oil cylinder is connected with the fixed frame.

As shown in fig. 2, the fixing frame 210 is a frame structure, the vertical opposite surfaces of the fixing frame 210 are provided with sliding grooves 212, corresponding lifting frames 220 are provided with sliding tables 221, the sliding tables 221 are clamped in the sliding grooves 212, and the lifting frames 220 can move along the sliding grooves 212 under the action of the second driving mechanism.

As a preferable scheme of the above scheme, as shown in fig. 2 again, the sliding rollers 213 are further disposed on the same side walls of the two sliding grooves 212, the sliding rollers 213 abut against the sliding table 221, and when the hoisting frame 220 moves along the sliding grooves 212, the sliding rollers 213 roll along the surface of the corresponding sliding table 221, which reduces the friction force between the hoisting frame 210 and the fixed frame 210 when the hoisting frame 210 ascends or descends relative to the fixed frame 210, reduces the use pressure of the second driving mechanism, and improves the service life of the second driving mechanism.

The two sides of the lifting frame 220 are both rotatably provided with movable arms 230, the two sides of the lifting frame 220 are both provided with third driving mechanism rear holes 222, corresponding movable arms are both provided with third driving mechanism front holes 231, the two ends of the third driving mechanism are respectively hinged with the third driving mechanism rear holes 222 and the third driving mechanism front holes 231, and the movable arms 230 are driven by the third driving mechanism to rotate the third driving mechanism rear holes 222; in the actual design process, the third driving mechanism is a driving mechanism with linear motion, such as an air cylinder, an electric cylinder or an oil cylinder, and in this embodiment, the third driving mechanism is a hydraulic oil cylinder. And a material taking mechanism is arranged on one side of the movable arm, which is far away from the lifting frame.

The movable arm square tube 232 is arranged between the two movable arms 230, and the movable arms on the two sides can be effectively fixed by the movable arm square tube 232, so that the movement synchronism of the movable arms and the movable arms is guaranteed, and the stability of the material taking mechanism in the material taking and discharging process is further guaranteed.

The lifting frame 220 is further provided with a cross beam 223, the cross beam is provided with a fourth driving mechanism rear hole 224, the fourth driving mechanism rear hole 224 is hinged to the rear end of the fourth driving mechanism, the front end of the fourth driving mechanism is hinged to a fourth driving mechanism front hole 241 arranged on the rocker arm 240, the fourth driving mechanism includes a telescopic shaft, the fourth driving mechanism is a driving mechanism with linear motion, such as an air cylinder, an electric cylinder or an oil cylinder, and in this embodiment, the fourth driving mechanism is a hydraulic oil cylinder. In this embodiment, the front end of the fourth driving mechanism is the end of the hydraulic cylinder from which the telescopic shaft extends, and the other end of the fourth driving mechanism is the rear end of the fourth driving mechanism. The other end of the rocker arm 240 is hinged with the material taking mechanism through a connecting rod 250; in the embodiment, the material taking mechanism is a hopper 260, two sides of the hopper 260 are respectively hinged to the end of the movable arm 230, and the middle of the hopper 260 is hinged to the connecting rod 250. The middle part of the swing arm 240 is also hinged with an ear plate 2321 arranged on the movable arm square tube 232.

In this embodiment, under normal conditions, the hopper 260 is arranged on the lifting frame 220 through the movable arm 230, and when the lifting frame is at an initial position (as shown in fig. 1, the position is the initial position), the conventional loading and unloading requirements can be met, and when the unloading height needs to be increased, as shown in fig. 3 and 4, the lifting frame 220 is driven by the second driving mechanism to vertically and upwardly slide along the sliding groove 212 of the fixing frame 210, so that the loading and unloading height of the loader can be increased by three meters to five meters, the application occasion of the loader of the present application is improved, and the problem that the existing loader cannot meet the loading height requirements of a specific occasion is effectively solved; meanwhile, the arrangement of the first driving mechanism can also realize the steering of the hopper 260 relative to the vehicle body 100, so that the requirements of material taking, steering and discharging can be met, and the application range of the loader is further widened.

In the case of the example 2, the following examples are given,

as shown in fig. 5 and 6, the lift-type loader of the present embodiment is substantially the same as that of embodiment 1, except that the material taking mechanism of the present embodiment is a gripper mechanism 270 including a gripper upper cover 271 and a gripper lower cover 272, two sides of the gripper lower cover 272 are respectively hinged to the end of the movable arm 230, the middle of the gripper lower cover 272 is hinged to the link 250, the gripper upper cover 271 is hinged to the gripper lower cover 272, and the material taking mechanism further includes a fifth driving mechanism for controlling the gripper upper cover 271 to rotate around the hinged position between the gripper upper cover 271 and the gripper lower cover 272, so as to enable the gripper upper cover 271 to approach to and separate from the gripper lower cover 272, and further enable the gripper to grip and release the object to be gripped between the gripper upper cover 271 and the gripper lower cover 272. The loader in the embodiment is mainly applied to loading and unloading of rod-shaped objects such as wood, and similarly, the loader in the embodiment also has the advantage of high material taking and unloading height, so that material taking, steering and unloading operations can be realized, the application occasions of the loader are improved, the labor intensity of workers is reduced, and the working efficiency of the operations is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; where combinations of features are mutually inconsistent or impractical, such combinations should not be considered as being absent and not within the scope of the claimed invention.

Claims

1. A lifting type loader comprises a vehicle body and is characterized in that a base of the vehicle body is hinged with a fixed frame through a first driving mechanism, two rear wheels are rotatably arranged on the base, and two front wheels are rotatably arranged at the bottom of the fixed frame;

a lifting frame is slidably arranged on the fixed frame and can move vertically along the fixed frame under the drive of a second driving mechanism;

movable arms are rotatably arranged on two sides of the lifting frame, and the movable arms are driven by a third driving mechanism to rotate around the hinged parts of the movable arms and the lifting frame;

and a material taking mechanism is arranged on one side of the movable arm, which is far away from the lifting frame.

2. The lift loader of claim 1, wherein the fixed frame is a frame structure, the vertical opposite surfaces of the fixed frame are provided with sliding grooves, sliding tables are arranged on the lifting frames correspondingly, the sliding tables are clamped in the sliding grooves, and the lifting frames can move along the sliding grooves under the action of the second driving mechanism.

3. The lift loader of claim 2, wherein sliding rollers are further disposed on the same side walls of the two sliding grooves, the sliding rollers abut against the sliding table, and when the lifting frame moves along the sliding grooves, the sliding rollers roll along the surface corresponding to the sliding table.

4. The lift loader of claim 1, wherein a boom square tube is disposed between the two booms.

5. The lifting loader according to claim 4, wherein a fourth driving mechanism is further arranged on the lifting frame, the fourth driving mechanism comprises a telescopic shaft, the tail end of the telescopic shaft of the fourth driving mechanism is hinged to the end of a rocker arm, one side of the fourth driving mechanism, which is far away from the rocker arm, is hinged to a cross beam of the lifting frame, and the other end of the rocker arm is hinged to the material taking mechanism through a connecting rod;

the middle part of the rocker arm is also hinged with an ear plate arranged on the movable arm square tube.

6. The lift loader of claim 5, wherein said material pick-up mechanism is a hopper, wherein two sides of said hopper are respectively hinged to the ends of said boom, and the middle of said hopper is hinged to said link.

7. The lifting type loader according to claim 5, wherein the material taking mechanism is a gripper mechanism comprising an upper gripper cover and a lower gripper cover, two sides of the lower gripper cover are respectively hinged to the end portions of the movable arms, the middle of the lower gripper cover is hinged to the connecting rod, the upper gripper cover is hinged to the lower gripper cover, the material taking mechanism further comprises a fifth driving mechanism, and the fifth driving mechanism is used for controlling the upper gripper cover to rotate around the hinged portion of the upper gripper cover and the lower gripper cover, so that the upper gripper cover is close to and away from the lower gripper cover, and can clamp and release the object to be grabbed between the upper gripper cover and the lower gripper cover.