CN212956670U

CN212956670U - Lifting arm assembly mechanism of micro loader

Info

Publication number: CN212956670U
Application number: CN202020899345.6U
Authority: CN
Inventors: 潘致利
Original assignee: Yongzhou Golden Ant New Energy Mechanics Co ltd
Current assignee: Hunan Golden ant Intelligent Equipment Co.,Ltd.
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-04-13
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a miniature loader lifts arm assembly mechanism, concretely relates to loader lifts arm field, which comprises a mounting rack, one side of mounting bracket is provided with the mount, one side that the mounting bracket was kept away from to the mount articulates there are two sets of arms that lift, and is two sets of the symmetry setting is personally submitted about the center of mount to the arm that lifts, and is two sets of fixed mounting has the connection diaphragm between the arm that lifts, it has the lift hydro-cylinder to connect one side that the diaphragm is close to the mount to articulate, the lift hydro-cylinder is kept away from the one end of connecting the diaphragm and is articulated with the mount, the one end that the mount was kept away from to the arm that lifts articulates there is the tipping bucket. The utility model discloses a lift the flexible arm that drives of hydro-cylinder and move the low level that lifts, rethread control rotary bucket hydro-cylinder is flexible, drives the rocking arm and rotates along the articulated department with be connected the diaphragm, can make tipping bucket and ground parallel and level to make the goods volume that the scraper bowl was stacked many, improved the work efficiency of loader.

Description

Lifting arm assembly mechanism of micro loader

Technical Field

The utility model relates to a loader lifts arm technical field, more specifically says, the utility model relates to a miniature loader lifts arm assembly mechanism.

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.

The lifting part of the loader consists of a bucket, a lifting arm, a rocker arm, a connecting rod, a lifting oil cylinder and a rotating bucket oil cylinder, wherein the bucket is hinged with the frame by adopting the lifting arm, the rocker arm is arranged on the lifting arm by adopting a hinge, a piston rod of the lifting oil cylinder is hinged with the lifting arm, a piston rod of the rotating bucket oil cylinder is hinged with one end of the rocker arm, and the other end of the rocker arm is hinged with the bucket by adopting the connecting rod; when the rotating bucket oil cylinder is in a locked state, the lifting oil cylinder is operated to lift the lifting arm, the bucket moves along with the lifting arm in a lifting mode on one hand, and the bucket rotates around a hinged point of the lifting arm under the action of the rocker arm and the connecting rod on the other hand.

However, when the existing lifting arm of the loader is actually used, the existing lifting arm still has many defects, for example, when the bucket descends to a low position along with the lifting arm, the mouth of the bucket is in an inclined state, so that the amount of the stacked goods of the bucket is small, and the working efficiency of the loader is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a miniature loader lifts arm assembly mechanism, the utility model aims to solve the problem that: when the lifting arm of the existing loader is lowered to a low position, the bucket opening of the bucket cannot be flush with the ground.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting arm assembly mechanism of a miniature loader comprises a mounting frame, wherein a fixing frame is arranged on one side of the mounting frame, two groups of lifting arms are hinged to one side, away from the mounting frame, of the fixing frame, the two groups of lifting arms are symmetrically arranged about the center plane of the fixing frame, a connecting transverse plate is fixedly arranged between the two groups of lifting arms, a lifting oil cylinder is hinged to one side, close to the fixing frame, of the connecting transverse plate, one end, away from the connecting transverse plate, of each lifting oil cylinder is hinged to the fixing frame, a tipping bucket is hinged to one end, away from the fixing frame, of each lifting arm, and dust collection mechanisms are;

the utility model discloses a hydraulic shovel, including mount, connecting diaphragm, rocking arm, mount, mounting bracket, swing arm, one side that the mounting bracket was kept away from to the mount one side is articulated to have the rotary bucket hydro-cylinder, the connecting diaphragm is kept away from one side middle part of mount and is articulated to have the rocking arm, the rocking arm is L type structure, the both ends of rocking arm are articulated with one side that the.

The implementation mode is as follows: in the in-process of in-service use, through opening the air exhauster, can be with near the dust of loader in the water tank is inhaled through the dust absorption head, the dust fuses into the aquatic, thereby reach the effect that reduces the dust concentration, when needs are to the loading in the tipping bucket, lift the flexible arm that drives of hydro-cylinder and move to the low level, the tipping bucket is along lifting arm liquid and descending to the low level after, rethread control rotary bucket hydro-cylinder is flexible, drive the rocking arm along with the articulated department of being connected the diaphragm rotate, the rocking arm rotates and can drive the tipping bucket and rotate, the fill mouth face and the ground parallel and level up to the tipping bucket.

In a preferred embodiment, dust absorption mechanism includes the water tank, water tank fixed mounting is in one side of mounting bracket, the water tank is close to one side of lifting arm and runs through and installs the dust absorption pipe, the one end fixed mounting that the water tank was kept away from to the dust absorption pipe has the dust absorption head, through sucking into the water tank with the dust near loader, reduces dust concentration, avoids the dust to heavily influence staff's healthy.

In a preferred embodiment, fixing clamps are fixedly mounted on both sides of the fixing frame, and one end, away from the fixing frame, of each fixing clamp is movably sleeved outside the pipe wall of the corresponding dust collection pipe, so that the dust collection pipes can be conveniently and fixedly mounted.

In a preferred embodiment, an exhaust fan is fixedly installed in the pipe wall of the dust collection pipe, a filter screen is arranged in an opening of the dust collection head, and the filter screen can separate and filter large-particle impurities in dust, so that the impurities are prevented from entering the dust collection pipe and damaging the exhaust fan.

In a preferred embodiment, the inside fixed mounting of dust absorption head has the fixed block, one side fixed mounting that the dust absorption head was kept away from to the fixed block has the spring, the one end fixed mounting that the fixed block was kept away from to the spring has the fixture block, the fixture block is close to one side of filter screen and has been seted up the draw-in groove, the filter screen inlays and locates in the draw-in groove, the dismouting filter screen of being convenient for.

In a preferred embodiment, a water pipe penetrates through the bottom of one side of the water tank, which is far away from the dust suction pipe, cleaning water is filled in the water pipe, and besides the cleaning water, other liquid with good dust adsorption effect can be filled in the water pipe, so that dust can be dissolved in water conveniently, and dust harm is reduced.

In a preferred embodiment, a connecting bolt is arranged on one side of the fixed frame, which is far away from the lifting arm, and the fixed frame is fixedly connected with the mounting frame through the connecting bolt, so that the fixed frame and the mounting frame are convenient to mount.

In a preferred embodiment, the top parts of two sides of the fixing frame are respectively provided with an illuminating lamp, and the illuminating lamps are fixedly connected with the fixing frame, so that illumination is facilitated.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up rotary bucket hydro-cylinder and rocking arm, lift the flexible lifting arm that drives of hydro-cylinder and move to the low level, the tipping bucket along with lift arm liquid after dropping to the low level, rethread control rotary bucket hydro-cylinder is flexible, drive the rocking arm along with connect the articulated department rotation of diaphragm, the rocking arm rotates and can drive the tipping bucket and rotate, the fill mouth face until the tipping bucket is level with ground, thereby make the goods volume that the scraper bowl was stacked many, the work efficiency of loader has been improved, compared with the prior art, the improvement of guaranteeing the tipping bucket top and level with ground all the time;

2. the utility model discloses a set up dust absorption mechanism, at the loader during operation, open the air exhauster, can be with near the dust of loader through the dust absorption head suction water tank, the dust fuses into the aquatic to reach the effect that reduces dust concentration, compare with prior art, have the progress of avoiding the dust harm staff healthy.

Drawings

Fig. 1 is a schematic perspective view of the overall structure of the present invention;

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of the present invention with a flush opening of the tipping bucket;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic structural view of the dust suction mechanism of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.

The reference signs are: the device comprises a mounting frame 1, a fixing frame 2, a lighting lamp 21, a connecting bolt 22, a lifting arm 3, a lifting oil cylinder 31, a connecting transverse plate 4, a tipping bucket 5, a rocker arm 51, a rotating bucket oil cylinder 52, a dust suction mechanism 6, a water tank 61, a water pipe 611, a dust suction pipe 62, an exhaust fan 621, a fixing clamp 63, a dust suction head 64, a fixing block 641, a spring 642, a clamping block 643, a clamping groove 644 and a filter screen 65.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model relates to a miniature loader lifting arm assembly mechanism can include mounting bracket 1, one side of mounting bracket 1 is provided with mount 2, one side that mounting bracket 1 was kept away from to mount 2 articulates there are two sets of lifting arm 3, and is two sets of lifting arm 3 personally submits the symmetry setting about the center of mount 2, and is two sets of fixed mounting has connection diaphragm 4 between the lifting arm 3, it has lifting cylinder 31 to connect one side that diaphragm 4 is close to mount 2 articulates, lifting cylinder 31 keeps away from the one end of connecting diaphragm 4 and articulates with mount 2, lifting arm 3 keeps away from that the one end of mount 2 articulates there is tipping bucket 5, the both sides of mounting bracket 1 all are provided with dust absorption mechanism 6.

Referring to the attached drawings 1-3 in the specification, a turning bucket cylinder 52 is hinged to one side, away from the mounting frame 1, of the fixing frame 2 of the lifting arm assembly mechanism of the micro loader in the embodiment, a rocker arm 51 is hinged to the middle of one side, away from the fixing frame 2, of the connecting transverse plate 4, the rocker arm 51 is of an L-shaped structure, and two ends of the rocker arm 51 are hinged to one end, away from the fixing frame 2, of the turning bucket cylinder 52 and one side of the tipping bucket 5 respectively.

As shown in fig. 1 to 3, the implementation scenario specifically includes: when the loader is in actual use, the lifting oil cylinder 31 is controlled, the lifting oil cylinder 31 stretches and retracts to drive the lifting arm 3 to move to a low position, the tipping bucket 5 descends to the low position along with the lifting arm 3, the bucket opening of the tipping bucket 5 is in an inclined state at the moment, then the rotating bucket oil cylinder 52 is controlled, the rotating bucket oil cylinder 52 stretches and retracts to drive the rocker arm 51 to rotate along the hinged position connected with the transverse plate 4, the rocker arm 51 rotates to drive the tipping bucket 5 to rotate until the bucket opening surface of the tipping bucket 5 is flush with the ground, so that the quantity of goods stacked in the bucket is large, the working efficiency of the loader is improved, when the lifting arm 3 lifts along with the lifting oil cylinder 31, the rotating bucket oil cylinder 52 also moves along with the height of the lifting arm 3, and the ratio of the distance between the hinge hole and the mounting hole on the lifting arm 3, the distance between the two ends of the connecting cross rod and the distance between the connecting hole and the hinge hole on the rocker: 0.76: 0.6, the extension stroke of the piston rod of the rotating bucket oil cylinder 52 when the top plane of the tipping bucket is in a low-level horizontal state is equal to the extension stroke of the piston rod of the rotating bucket oil cylinder 52 when the bucket opening of the tipping bucket is in a high-level rotating bucket state, so that the bucket opening surface of the tipping bucket 5 is always flush with the ground, the situation that materials in the tipping bucket 5 are scattered due to inclination is effectively avoided, and the problem of low working efficiency of the loader in the prior art is specifically solved by the implementation mode.

Dust absorption mechanism 6 includes water tank 61, water tank 61 fixed mounting is in one side of mounting bracket 1, one side that water tank 61 is close to lift arm 3 is run through and is installed dust absorption pipe 62, the one end fixed mounting that water tank 61 was kept away from to dust absorption pipe 62 has dust absorption head 64.

The two sides of the fixing frame 2 are fixedly provided with fixing clamps 63, and one ends of the fixing clamps 63 far away from the fixing frame 2 are movably sleeved outside the pipe wall of the dust suction pipe 62.

An exhaust fan 621 is fixedly installed in the pipe wall of the dust suction pipe 62, and a filter screen 65 is arranged in the opening of the dust suction head 64.

A fixed block 641 is fixedly installed inside the dust collection head 64, a spring 642 is fixedly installed on one side of the fixed block 641 far away from the dust collection head 64, a fixture block 643 is fixedly installed on one end of the spring 642 far away from the fixed block 641, a clamping groove 644 is formed on one side of the fixture block 643 close to the filter screen 65, and the filter screen 65 is embedded in the clamping groove 644.

A water pipe 611 is installed through the bottom of the water tank 61 on the side away from the dust suction pipe 62, and the water pipe 611 is filled with washing water.

And a connecting bolt 22 is arranged on one side of the fixed frame 2, which is far away from the lifting arm 3, and the fixed frame 2 is fixedly connected with the mounting frame 1 through the connecting bolt 22.

The top of the two sides of the fixing frame 2 is provided with an illuminating lamp 21, and the illuminating lamp 21 is fixedly connected with the fixing frame 2, so that illumination is facilitated.

As shown in fig. 1 to 6, the implementation scenario specifically includes: in practical use, by arranging the dust collection mechanism 6, the loader often causes dust around in the working process, the dust is too much, on one hand, the driving sight of a driver is shielded, and on the other hand, the health of workers is damaged when the loader works in a heavy-dust environment for a long time, therefore, when the loader works, the exhaust fan 621 is opened, the dust near the loader can be sucked into the water tank 61 through the dust collection head 64, the dust is melted into water, and the effect of reducing the dust concentration is achieved, by arranging the fixing block 641, the spring 642, the fixture block 643, the clamping groove 644 and the filter screen 65, the filter screen 65 can separate and filter large-particle impurities in the dust, the impurities are prevented from entering the dust collection pipe 62 and damaging the exhaust fan 621, when the filter screen 65 needs to be disassembled and assembled, one side of the filter screen 65 is held, the other side of the filter screen 65 is inserted along the clamping groove 644, and the filter screen 65, the loader is driven by the driving device to drive the fixture block 643 to extrude the spring 642, the other side of the filter screen 65 is placed into the clamping groove 644 in the other fixture block 643, the hand pressing the filter screen 65 is loosened, the filter screen 65 is installed under the elastic force action of the spring 642, the filter screen 65 is greatly convenient to disassemble and assemble, and the problem that the loader in the prior art does not have a dust collection function is specifically solved by the implementation mode.

In summary, the following steps: the utility model discloses a lift cylinder 31 is flexible to drive and lifts arm 3 and moves the low level, and tipping bucket 5 is along with lifting 3 liquid descending low level backs of arm, and rethread control changes fill hydro-cylinder 52 flexible, drives rocking arm 51 and rotates along the articulated department with be connected diaphragm 4, and rocking arm 51 rotates and can drive tipping bucket 5 and rotate, and the fill mouth face and the ground parallel and level up to tipping bucket 5 to make the goods volume of scraper bowl stack many, improved the work efficiency of loader.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a micro-loader lifts arm assembly mechanism, includes mounting bracket (1), its characterized in that: a fixing frame (2) is arranged on one side of the mounting frame (1), two groups of lifting arms (3) are hinged to one side, far away from the mounting frame (1), of the fixing frame (2), the two groups of lifting arms (3) are symmetrically arranged relative to the center surface of the fixing frame (2), a connecting transverse plate (4) is fixedly installed between the two groups of lifting arms (3), a lifting oil cylinder (31) is hinged to one side, close to the fixing frame (2), of the connecting transverse plate (4), one end, far away from the connecting transverse plate (4), of the lifting oil cylinder (31) is hinged to the fixing frame (2), a tipping bucket (5) is hinged to one end, far away from the fixing frame (2), of each lifting arm (3), and dust collection mechanisms (6) are arranged on two sides of;

one side that mounting bracket (1) was kept away from in mount (2) is articulated to have and is fought hydro-cylinder (52) to change, it has rocking arm (51) to connect one side middle part that fixing bracket (2) were kept away from in diaphragm (4) to articulate, rocking arm (51) are L type structure, the both ends of rocking arm (51) are articulated with one side that the hydro-cylinder (52) of fighting of changeing kept away from one end of mount (2) and tipping bucket (5) respectively.

2. The mechanism of claim 1, wherein: dust absorption mechanism (6) include water tank (61), water tank (61) fixed mounting is in one side of mounting bracket (1), one side that water tank (61) are close to lift arm (3) is run through and is installed dust absorption pipe (62), the one end fixed mounting that water tank (61) were kept away from in dust absorption pipe (62) has dust absorption head (64).

3. The mechanism of claim 2, wherein: the dust collecting device is characterized in that fixing clamps (63) are fixedly mounted on two sides of the fixing frame (2), and one ends, far away from the fixing frame (2), of the fixing clamps (63) are movably sleeved outside the pipe wall of the dust collecting pipe (62).

4. The mechanism of claim 2, wherein: an exhaust fan (621) is fixedly installed in the pipe wall of the dust collection pipe (62), and a filter screen (65) is arranged in an opening of the dust collection head (64).

5. The mechanism of claim 4, wherein: a fixing block (641) is fixedly installed inside the dust collection head (64), a spring (642) is fixedly installed on one side, far away from the dust collection head (64), of the fixing block (641), a clamping block (643) is fixedly installed on one end, far away from the fixing block (641), of the spring (642), a clamping groove (644) is formed in one side, close to the filter screen (65), of the clamping block (643), and the filter screen (65) is embedded in the clamping groove (644).

6. The mechanism of claim 2, wherein: a water pipe (611) penetrates through the bottom of one side, away from the dust suction pipe (62), of the water tank (61), and the water pipe (611) is filled with cleaning water.

7. The mechanism of claim 1, wherein: one side of the fixed frame (2) far away from the lifting arm (3) is provided with a connecting bolt (22), and the fixed frame (2) is fixedly connected with the mounting frame (1) through the connecting bolt (22).

8. The mechanism of claim 1, wherein: the lamp holder is characterized in that illuminating lamps (21) are arranged at the tops of two sides of the fixing frame (2), and the illuminating lamps (21) are fixedly connected with the fixing frame (2).