CN112392081A

CN112392081A - Wheel loader

Info

Publication number: CN112392081A
Application number: CN201910755881.0A
Authority: CN
Inventors: 朱阿莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2021-02-23

Abstract

The invention belongs to the field of loading equipment, in particular to a wheel type loader, which aims at the problems that most of the existing loaders adopt a bucket mode to move materials, and the loaders have high difficulty in conveying the materials and low conveying efficiency for the materials with longer length, and the wheel type loader comprises a machine body, wherein a cab is arranged on the machine body, an installation block is fixedly arranged at the bottom of the cab, a first hydraulic cylinder is fixedly arranged at the top of the installation block, two support rods are rotatably arranged at one side of the cab, an output shaft of the first hydraulic cylinder is movably connected with the bottom of one of the support rods, the machine body can grasp the materials in a mode of simulating the actions of human hands, the stability of conveying the materials is higher, the conveying of the materials with longer length is more convenient, and the efficiency of moving the materials cannot be influenced by the length of the materials, the problem of the transportation of the long material piece is solved.

Description

Wheel loader

Technical Field

The invention relates to the technical field of loading equipment, in particular to a wheel 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. The different auxiliary working devices can be replaced to carry out bulldozing, hoisting and other material loading and unloading operations such as wood.

Most of the existing loaders move materials in a bucket mode, and for the materials with long length, the loaders are high in difficulty in conveying the materials and low in conveying efficiency.

Disclosure of Invention

Based on the technical problems that in the prior art, most loaders move materials in a bucket mode, and for the materials with longer length, the loaders are difficult to convey the materials and low in conveying efficiency, the invention provides a wheel loader.

The invention provides a wheel type loader which comprises a loader body, wherein a cab is arranged on the loader body, an installation block is fixedly installed at the bottom of the cab, a first hydraulic cylinder is fixedly installed at the top of the installation block, two supporting rods are rotatably installed on one side of the cab, an output shaft of the first hydraulic cylinder is movably connected with the bottom of one of the supporting rods, one side of each of the two supporting rods is rotatably installed with a same fixed block, a cavity is arranged on the fixed block, installation shafts are rotatably installed on the inner wall of the bottom and the inner wall of the top of the cavity, a plurality of first grabbing teeth and a plurality of second grabbing teeth are respectively and fixedly installed on the two installation shafts, the plurality of first grabbing teeth and the plurality of second grabbing teeth are arranged in a staggered mode, and the same driving mechanism is arranged on the.

Preferably, the bottom fixed mounting of cockpit has the ascending stair, one side of ascending stair and one side fixed connection of installation piece make things convenient for the driver to get into the cockpit, guarantee the safety that the driver got into the cockpit, the bottom of organism is equipped with four wheels, and four wheel symmetries set up in the bottom both sides of organism, conveniently remove the organism, improve the flexibility.

Preferably, one side of cockpit is rotated and is installed the pivot, and the equal fixed connection of pivot and two branches, the equal fixed mounting in bottom of two branches has the connecting block, the equal swing joint of output shaft and two connecting blocks of first pneumatic cylinder, branch can carry out pitch arc motion in one side of cockpit, and first pneumatic cylinder is branch pitch arc motion's power supply.

Preferably, the top fixed mounting of one of them branch has the riser, one side fixed mounting of riser has the second pneumatic cylinder, one side fixed mounting of fixed block has two movable blocks that the symmetry set up, and one side fixed mounting that two movable blocks are close to each other has same loose axle, the movable hole has been seted up on the output shaft of second pneumatic cylinder, the one end of loose axle runs through the movable hole and with movable hole swing joint, the second pneumatic cylinder can promote the fixed block and rotate, changes the first position of grabbing tooth and second and grabbing the tooth, makes things convenient for the unloading operation.

Preferably, actuating mechanism includes the driving motor of fixed mounting on the inner wall of cavity bottom, fixed cover is equipped with first bevel gear on the driving motor output shaft, rotate on the inner wall of one side of cavity and install the cross axle, and fixed cover is equipped with the second bevel gear on the cross axle, second bevel gear and first bevel gear mesh mutually, and whole actuating mechanism has only used a power source equipment, and the transmission relation is stable, and the cost of manufacturing is low.

Preferably, the one end fixed mounting of cross axle has the lead screw, threaded connection has the screw thread piece on the lead screw, two connecting rods are installed in one side rotation of screw thread piece, and the outside of two installation axles is all fixed the cover and is equipped with the gear, and the rack is installed in one side of two connecting rods all rotation, rack and gear mesh mutually, through the lateral shifting of screw thread piece on the lead screw, provide the effort of longitudinal position for two racks.

Preferably, slidable mounting has the slide bar on the inner wall of one side of cavity, one side of two slide bars respectively with one side fixed connection of two racks, fixed mounting has two stoppers that the symmetry set up on the inner wall of one side of cavity, two slide bars are located between two stoppers, the displacement range of restriction slide bar.

Preferably, slidable mounting has two montants on the bottom inner wall of cavity, and the equal fixed mounting in top of two montants has the gag lever post, and one side of two gag lever posts all with one side fixed connection of screw thread piece, the bar through-hole has been seted up on one side inner wall of cavity, first one side of grabbing tooth and second and grabbing the tooth all runs through the bar through-hole and extend to one side of fixed block, one side fixed mounting of installation piece has the fender, and the fender is located the top of wheel, and first grabbing tooth and second grab the tooth and have certain removal space in the bar through-hole.

The invention has the beneficial effects that: the first grabbing teeth and the second grabbing teeth are arranged in a staggered mode, so that the first grabbing teeth and the second grabbing teeth can be jointed together to grab the material piece with a certain length, and compared with a loader with a majority of bucket modes, the loader body can simulate the mode of human hand action to grab the material piece, the stability of material piece conveying is higher, the material piece with a longer length is more convenient to convey, the efficiency of moving the material piece cannot be influenced by the length of the material piece, and the problem of conveying the material piece with a longer length is solved;

the four wheels are provided with the same driving device, the driving devices are similar to automobiles, gasoline or diesel oil is used for providing energy for the engine, the driving wheels drive the engine body to move, the moving is convenient and fast, the working efficiency is high, a driver can conveniently enter the cab by the climbing ladder, the difficulty of the driver in entering the cab is reduced, and the people-oriented idea is embodied;

through the relation that two gears and two racks mesh mutually that set up, when the screw block carried out lateral shifting, two racks can keep away from each other or the longitudinal movement that is close to each other, and then reach first grabbing tooth and second and grab the purpose that the tooth centre gripping was lived the material spare or was loosened the material spare, and the centre gripping is more stable, improves the efficiency to the transport of some longer material spares.

Drawings

FIG. 1 is a three-dimensional view of a portion of a wheel loader according to the present invention;

fig. 2 is a schematic structural diagram of a wheel loader according to the present invention;

FIG. 3 is a three-dimensional view of a movable block structure of a wheel loader according to the present invention;

fig. 4 is an enlarged schematic view of a portion a of the wheel loader shown in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of a part B of the wheel loader according to the present invention in fig. 2.

In the figure: the device comprises a machine body 1, a cab 2, wheels 3, a ladder 4, a mounting block 5, a rotating shaft 6, a first hydraulic cylinder 7, a connecting block 8, a supporting rod 9, a mudguard 10, a vertical plate 11, a second hydraulic cylinder 12, a movable block 13, a movable shaft 14, a movable hole 15, a fixed block 16, a cavity 17, a driving motor 18, a first bevel gear 19, a transverse shaft 20, a second bevel gear 21, a screw rod 22, a thread block 23, a limiting rod 24, a connecting rod 25, a sliding rod 26, a rack 27, a mounting shaft 28, a gear 29, a first grabbing tooth 30, a second grabbing tooth 31 and a strip-shaped through hole 32.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples.

Examples

Referring to fig. 1-5, the present embodiment provides a wheel loader, including a machine body 1, a cockpit 2 is disposed on the machine body 1, a mounting block 5 is fixedly mounted at the bottom of the cockpit 2, a first hydraulic cylinder 7 is fixedly mounted at the top of the mounting block 5, two support rods 9 are rotatably mounted at one side of the cockpit 2, an output shaft of the first hydraulic cylinder 7 is movably connected to the bottom of one of the support rods 9, a same fixing block 16 is rotatably mounted at one side of the two support rods 9, a chamber 17 is disposed on the fixing block 16, mounting shafts 28 are rotatably mounted on both the bottom inner wall and the top inner wall of the chamber 17, a plurality of first grabbing teeth 30 and a plurality of second grabbing teeth 31 are respectively and fixedly mounted on the two mounting shafts 28, the plurality of first grabbing teeth 30 and the plurality of second grabbing teeth 31 are alternately disposed, a same driving mechanism is disposed on the two mounting shafts 28, the plurality of first grabbing teeth 30 and the plurality of second grabbing teeth 31, therefore, the plurality of first grabbing teeth 30 and the plurality of second grabbing teeth 31 can be jointed together to grab the material with a certain length, compared with most bucket type loaders, the loader body 1 can simulate the human hand action to grab the material, the stability of material transportation is higher, the material with a longer length is more convenient to transport, the efficiency of moving the material cannot be affected by the length of the material, the problem of transporting the material with a longer length is solved, the same driving device is arranged on the four wheels 3 through the arranged ascending ladder 4 and the wheels 3, the driving device is similar to an automobile, gasoline or diesel oil is used for providing energy for the engine, the driving wheels 3 drive the loader body 1 to move, the moving is convenient and fast, the working efficiency is high, the ascending ladder 4 can facilitate a driver to enter the cab 2, the difficulty of the driver to enter the cab 2 is reduced, and the principle of people is reflected, through the meshed relation of the two gears 29 and the two racks 27, when the thread block 23 moves transversely, the two racks 27 can move longitudinally away from or close to each other, so that the first grabbing teeth 30 and the second grabbing teeth 31 clamp or loosen the material, the clamping is more stable, and the conveying efficiency of some longer materials is improved.

In this embodiment, the bottom fixed mounting of cockpit 2 has ascending stair 4, and one side of ascending stair 4 and one side fixed connection of installation piece 5 make things convenient for the driver to get into cockpit 2 in, guarantee that the driver gets into cockpit 2's safety, the bottom of organism 1 is equipped with four wheels 3, and the 3 symmetries of four wheels set up in the bottom both sides of organism 1, conveniently remove organism 1, improve the flexibility.

In this embodiment, one side of cockpit 2 is rotated and is installed pivot 6, and pivot 6 and the equal fixed connection of two branch 9, and the equal fixed mounting in bottom of two branch 9 has connecting block 8, the output shaft of first pneumatic cylinder 7 and the equal swing joint of two connecting blocks 8, and branch 9 can carry out arc motion in one side of cockpit 2, and first pneumatic cylinder 7 is the power supply of branch 9 arc motion.

In this embodiment, the top fixed mounting of one of them branch 9 has riser 11, one side fixed mounting of riser 11 has second pneumatic cylinder 12, one side fixed mounting of fixed block 16 has two movable blocks 13 that the symmetry set up, one side fixed mounting that two movable blocks 13 are close to each other has same loose axle 14, the movable hole 15 has been seted up on the output shaft of second pneumatic cylinder 12, the one end of loose axle 14 run through movable hole 15 and with movable hole 15 swing joint, second pneumatic cylinder 12 can promote fixed block 16 and rotate, change the position that tooth 31 was grabbed to first grabbing tooth 30 and second, make things convenient for the unloading operation.

In this embodiment, the driving mechanism includes a driving motor 18 fixedly mounted on the inner wall of the bottom of the chamber 17, a first bevel gear 19 is fixedly sleeved on an output shaft of the driving motor 18, a transverse shaft 20 is rotatably mounted on the inner wall of one side of the chamber 17, a second bevel gear 21 is fixedly sleeved on the transverse shaft 20, the second bevel gear 21 is engaged with the first bevel gear 19, the whole driving mechanism only uses one power source device, the transmission relationship is stable, and the production and manufacturing costs are low.

In this embodiment, a lead screw 22 is fixedly installed at one end of the transverse shaft 20, a thread block 23 is connected to the lead screw 22 through a thread, two connecting rods 25 are rotatably installed at one side of the thread block 23, gears 29 are fixedly sleeved at the outer sides of two installation shafts 28, racks 27 are rotatably installed at one sides of the two connecting rods 25, the racks 27 are meshed with the gears 29, and acting force at longitudinal positions is provided for the two racks 27 through transverse movement of the thread block 23 on the lead screw 22

In this embodiment, a sliding rod 26 is slidably mounted on an inner wall of one side of the cavity 17, one side of each of the two sliding rods 26 is fixedly connected with one side of each of the two racks 27, two limiting blocks are symmetrically mounted on the inner wall of one side of the cavity 17, and the two sliding rods 26 are located between the two limiting blocks to limit the moving range of the sliding rods 26.

In this embodiment, slidable mounting has two montants on the bottom inner wall of cavity 17, the equal fixed mounting in top of two montants has gag lever post 24, one side of two gag lever posts 24 all with one side fixed connection of screw block 23, bar through-hole 32 has been seted up on one side inner wall of cavity 17, first one side of grabbing tooth 30 and second and grabbing tooth 31 all runs through bar through-hole 32 and extends to one side of fixed block 16, one side fixed mounting of installation piece 5 has fender 10, and fender 10 is located the top of wheel 3, first grabbing tooth 30 and second is grabbed tooth 31 and is had certain removal space in bar through-hole 32.

In the embodiment, when in use, a driver enters the cab 2 through the arranged lamp body 4, the safety performance of the driver entering the cab 2 can be effectively protected, the machine body 1 is moved to the position where a material is placed through the four wheels 3, the material with a longer length is positioned between the first grabbing teeth 30 and the second grabbing teeth 31, the driving motor 18 is started, the output shaft of the driving motor 18 rotates to enable the first bevel gear 19 to rotate, the second bevel gear 21 and the transverse shaft 20 rotate due to the meshing of the first bevel gear 19 and the second bevel gear 21, the transverse shaft 20 rotates to enable the screw rod 22 to rotate, when the screw rod 22 rotates, the thread block 23 moves transversely, longitudinal opposite acting forces are provided for the two racks 27 through the arranged two connecting rods 25, and the purpose of reversely rotating the two mounting shafts 28 is realized through the arranged meshing relationship of the racks 27 and the gear 29, the first grabbing tooth 30 and the second grabbing tooth 32 move in an arc towards the side close to each other, and because the first grabbing tooth 30 and the second grabbing tooth 32 are arranged in a staggered mode, the first grabbing tooth 30 and the second grabbing tooth 31 can clamp the material piece stably, after the clamping of the material piece is finished, the supporting rod 9 is pushed to a certain height through the arranged first hydraulic rod 7, the material piece is conveyed to a processing place, the fixed block 16 is pushed to do arc motion through the movable connection relation of the second hydraulic cylinder 12 and the fixed block 16, further realizes the blanking work of the long-length material piece through the reverse rotation of the driving motor 18, this organism 1 can simulate the mode of human hand action and grab the material spare and hold, and the stability that the material spare was transported is higher, and the longer material spare of length transports is more convenient, can not be because of the length problem influence motion material spare's of material spare efficiency, solves the problem of the transport of the longer material spare of length.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a wheel loader, includes organism (1), its characterized in that, be equipped with cockpit (2) on organism (1), the bottom fixed mounting of cockpit (2) has installation piece (5), the top fixed mounting of installation piece (5) has first pneumatic cylinder (7), one side of cockpit (2) is rotated and is installed two branch (9), the bottom swing joint of the output shaft of first pneumatic cylinder (7) and one of them branch (9), and one side of two branch (9) is rotated and is installed same fixed block (16), be equipped with cavity (17) on fixed block (16), all rotate on the bottom inner wall of cavity (17) and the top inner wall and install installation axle (28), on two installation axle (28) respectively fixed mounting have a plurality of first grabbing tooth (30) and a plurality of second grabbing tooth (31), and a plurality of first grabbing tooth (30) and a plurality of second grabbing tooth (31) crisscross arrangement, the two mounting shafts (28) are provided with the same driving mechanism.

2. A wheel loader as claimed in claim 1 wherein an access ladder (4) is fixedly mounted to the bottom of the cockpit (2), one side of the access ladder (4) is fixedly connected to one side of the mounting block (5), four wheels (3) are provided to the bottom of the machine body (1), and the four wheels (3) are symmetrically disposed on two sides of the bottom of the machine body (1).

3. A wheel loader according to claim 1 characterized in that one side of the cockpit (2) is rotatably mounted with a rotating shaft (6), and the rotating shaft (6) and two struts (9) are both fixedly connected, and the bottoms of the two struts (9) are both fixedly mounted with a connecting block (8), and the output shaft of the first hydraulic cylinder (7) and the two connecting blocks (8) are both movably connected.

4. The wheel loader of claim 1, characterized in that, the top fixed mounting of one of them branch (9) has a riser (11), one side fixed mounting of riser (11) has second pneumatic cylinder (12), one side fixed mounting of fixed block (16) has two movable blocks (13) that the symmetry set up, and one side fixed mounting that two movable blocks (13) are close to each other has same loose axle (14), the movable hole (15) has been seted up on the output shaft of second pneumatic cylinder (12), the one end of loose axle (14) run through the movable hole (15) and with movable hole (15) swing joint.

5. A wheel loader as claimed in claim 1 wherein the drive mechanism comprises a drive motor (18) fixedly mounted on the inner wall of the bottom of the chamber (17), a first bevel gear (19) is fixedly mounted on the output shaft of the drive motor (18), a transverse shaft (20) is rotatably mounted on the inner wall of one side of the chamber (17), a second bevel gear (21) is fixedly mounted on the transverse shaft (20), and the second bevel gear (21) is engaged with the first bevel gear (19).

6. The wheel loader of claim 5, characterized in that a screw rod (22) is fixedly installed at one end of the transverse shaft (20), a thread block (23) is connected to the screw rod (22) in a threaded manner, two connecting rods (25) are rotatably installed at one side of the thread block (23), gears (29) are fixedly sleeved on the outer sides of the two installation shafts (28), racks (27) are rotatably installed at one sides of the two connecting rods (25), and the racks (27) are meshed with the gears (29).

7. The wheel loader as claimed in claim 1, wherein a sliding rod (26) is slidably mounted on an inner wall of one side of the chamber (17), one side of each of the two sliding rods (26) is fixedly connected with one side of each of the two racks (27), two symmetrically-arranged limiting blocks are fixedly mounted on an inner wall of one side of the chamber (17), and the two sliding rods (26) are located between the two limiting blocks.

8. The wheel loader of claim 1, characterized in that, slidable mounting has two montants on the bottom inner wall of cavity (17), and the top of two montants is all fixed mounting has gag lever post (24), and one side of two gag lever posts (24) all with one side fixed connection of screw block (23), seted up bar through-hole (32) on one side inner wall of cavity (17), one side that tooth (31) were grabbed to first grabbing tooth (30) and second all runs through bar through-hole (32) and extends to one side of fixed block (16), one side fixed mounting of installation piece (5) has fender (10), and fender (10) are located the top of wheel (3).