CN216861285U

CN216861285U - Boom type hydraulic driving wood grabbing machine

Info

Publication number: CN216861285U
Application number: CN202220268954.0U
Authority: CN
Inventors: 黄萌蔚
Original assignee: Jiaxing Nordic Machinery Co ltd
Current assignee: Jiaxing Nordic Machinery Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-07-01
Anticipated expiration: 2032-02-09

Abstract

The utility model provides a boom type hydraulic drive wood grabbing machine which solves the problems that a wood grabbing machine is poor in control effect and the like. The utility model has the advantages of stable structure, good control effect and the like.

Description

Boom type hydraulic driving wood grabbing machine

Technical Field

The utility model belongs to the technical field of wood grabbing machines, and particularly relates to a boom type hydraulically-driven wood grabbing machine.

Background

As the name suggests, the wood grabbing machine is a wood grabbing machine, and is generally formed by evolution of a hydraulic excavator. The greatest difference between the wood grabbing machine and the common excavator is the difference of the front end working device, namely the working purpose is different: the big arm and the small arm of a common excavator are generally short, the front end of the common excavator is provided with an excavator bucket, and the common excavator bucket is mainly used for excavating and loading; the big and small arms of the wood grab are commonly called as 'grab arms', are generally longer, have different shapes and structures from those of a common excavator, and the front end of the wood grab is a wood grab which is mainly used for loading, unloading and carrying wood, timber, reed, straw and various strip-shaped materials. In the actual use process, each moving wall is usually driven in a hydraulic mode, and a control system of the moving wall is complex and complicated to operate. In addition, the conventional wood grabbing vehicle is small in bearing capacity and inconvenient to disassemble and load.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent literature discloses a traction type log grapple machine [201922478405.7], which includes a board, a hub frame, wheels, and a log grapple frame, wherein the hub frame is connected to two opposite sides of the lower surface of the board, the wheels are respectively disposed on the hub frame, the log grapple frame is connected to the upper surface of the board, the surfaces of two opposite sides of the board are provided with a turnover mechanism, the shaft rod bearing is sleeved in the board, the baffle is fixedly sleeved on the shaft rod, the square rod is movably sleeved in a pair of the square holes, the semicircular tooth is connected to one end of the square rod, the semicircular tooth is engaged with the gear, the limiting plate is fixedly sleeved on the square rod, and the spring is movably sleeved on the square rod.

Above-mentioned scheme has solved the comparatively inconvenient problem of dismantlement assembly to a certain extent, but this scheme still has a great deal of not enough, for example hydraulic drive control effect scheduling problem relatively poor.

Disclosure of Invention

The utility model aims to solve the problems and provides the boom type hydraulic driving wood grabbing machine which is reasonable in design and good in hydraulic driving control effect.

In order to achieve the purpose, the utility model adopts the following technical scheme: this davit formula hydraulic drive grabs wooden machine, including the frame, the frame both sides are provided with the spike, and the gallows is installed to the frame upper end, and the gallows is connected with the tongs through the cantilever subassembly, and spike, cantilever subassembly and tongs are connected with the electrical control box, install the capstan winch on the cantilever subassembly, and the capstan winch is connected with the electrical control box, and the electrical control box is equipped with the remote control subassembly. The wood grabbing machine is provided with a suspension arm assembly and a winch, different wood grabbing requirements are met, and the electric control box and the remote control assembly are used for integrally controlling the circuit and the hydraulic circuit.

In foretell davit formula hydraulic drive grabs wooden machine, the frame includes the body frame body, body frame body front end is rotated and is installed the tow head, hydraulic drive wheel is installed respectively to body frame body both sides, it is equipped with the power-assisted cylinder to tow the head, the gag lever post of vertical setting is installed to body frame body upper end, the pillar is installed and the mounting bracket that is used for fixed electrical control box body to body frame body front end, the spike is including changeing left spike and the right spike of installing in body frame body front end both sides, left spike is equipped with left flexible cylinder body, right spike is equipped with right flexible cylinder body. The frame has better support stability, and can turn to in a flexible way simultaneously.

In foretell davit formula hydraulic drive log grab machine, be provided with between gallows and the frame and turn to the cylinder body, the cantilever subassembly includes mutual articulated big cantilever and little cantilever, and big cantilever is articulated with the gallows upper end, is connected with big arm hydro-cylinder between big cantilever and the gallows, is connected with the forearm hydro-cylinder between big cantilever and the little cantilever, and the forearm hydro-cylinder is equipped with the linkage subassembly of being connected with big cantilever and little cantilever. The cantilever assembly adopts a multi-cantilever structure, and has better lifting flexibility.

In the boom type hydraulic drive wood grabbing machine, the linkage assembly comprises a first linkage arm and a second linkage arm which are rotatably connected with the output end of the small arm oil cylinder, the other end of the first linkage arm is rotatably connected with the large cantilever, and the second linkage arm is rotatably connected with the small cantilever. The linkage assembly is arranged between the large cantilever and the small cantilever, provides a supporting point for the rotating joint and ensures that the telescopic moment of the small arm oil cylinder is converted into the swing moment.

In foretell davit formula hydraulic drive log grab machine, the tongs include with little cantilever rotation connection the base and between be provided with the swing hydro-cylinder, the base is connected with the claw seat through rotating the pneumatic cylinder, the claw seat has a plurality of clamping jaws and drives the tongs hydro-cylinder that the clamping jaw opened and shut. The gripper has circumferential rotation, and the goods are conveniently loaded and unloaded.

In foretell davit formula hydraulic drive log grab machine, the electrical control box includes power supply, and power supply is connected with the start assembly, and the start assembly is connected with drive assembly, and power supply is equipped with the pilot lamp group of being connected with drive assembly, and the start assembly sets up in remote control assembly. The electric control box realizes circuit and oil circuit integration, and the cooperation remote control subassembly satisfies complicated control demand.

In the above-mentioned davit type hydraulic drive log grab machine, the start-up subassembly includes the master switch who establishes ties with power supply, and left flexible cylinder body, right flexible cylinder body, tongs hydro-cylinder, capstan winch, tow head, power-assisted cylinder, hydraulic drive wheel, forearm hydro-cylinder, swing hydro-cylinder, big arm hydro-cylinder and rotation hydraulic cylinder are parallelly connected with the master switch and are established ties between independent branch switch respectively and the power supply. The main switch and the branch switch in the starting assembly are respectively suitable for the switch requirements of each oil cylinder.

In the above-mentioned boom type hydraulic drive log grabbing machine, the indicator light group includes a plurality of indicator lights which are respectively connected in series with the tow head, the power-assisted cylinder and the branch switches of the hydraulic drive wheels. The running state of frame is shown to the display lamp, makes things convenient for operating personnel to confirm whether the frame is stable.

In the above-mentioned boom type hydraulic drive log grabbing machine, the tow head, the power-assisted cylinder, the hydraulic drive wheel, the small arm cylinder, the swing cylinder, the large arm cylinder and the rotary cylinder are connected in parallel with an overflow valve. The overflow valve ensures the stability of hydraulic drive, and the on-off is controlled by a circuit to avoid the leakage of hydraulic oil.

In the boom type hydraulic drive wood grabbing machine, a relay is connected in series between the overflow valve and the power supply and is connected with a branch switch in series connection with the left telescopic cylinder body, the right telescopic cylinder body, the grabbing oil cylinder and the winch. When the frame is in a stable state, the relay ensures that the overflow valve is in an open state, and the hydraulic circuit is ensured to work normally.

Compared with the prior art, the utility model has the advantages that: the whole circuit and the hydraulic circuit of the wood grabbing machine are controlled by the electrical control box body, and a better control effect is obtained by matching a remote control assembly; the cantilever assembly has good flexibility and can meet the gripping requirement in a state; the overflow valve is combined with the relay to protect the hydraulic circuit.

Drawings

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

FIG. 2 is a schematic view of another aspect of the present invention;

FIG. 3 is a schematic structural view of the electrical control cabinet of the present invention;

in the figure, a vehicle frame 1, a main frame body 11, a towing head 12, a hydraulic driving wheel 13, an auxiliary cylinder 14, a limiting rod 15, a protective pipe 16, a mounting frame 17, a supporting foot 2, a left supporting foot 21, a right supporting foot 22, a left telescopic cylinder 23, a right telescopic cylinder 24, a hanger 3, a steering cylinder 31, a cantilever assembly 4, a large cantilever 41, a small cantilever 42, a large arm cylinder 43, a small arm cylinder 44, a first linkage arm 45, a second linkage arm 46, a gripper 5, a base 51, a swing cylinder 52, a rotating hydraulic cylinder 53, a gripper seat 54, a gripper 55, a gripper cylinder 56, an electric control box 6, a starting assembly 61, a driving assembly 62, an indicator lamp set 63, a main switch 64, a branch switch 65, an overflow valve 66, a relay 67, a winch 7 and a remote control assembly 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the hanging arm type hydraulic drive wood grabbing machine comprises a frame 1, supporting legs 2 are arranged on two sides of the frame 1, a hanging bracket 3 is mounted at the upper end of the frame 1, and the hanging bracket 3 is connected with a hand grip 5 through a cantilever assembly 4, and is characterized in that the supporting legs 2, the cantilever assembly 4 and the hand grip 5 are connected with an electric control box 6, a winch 7 is mounted on the cantilever assembly 4, the winch 7 is connected with the electric control box 6, and the electric control box 6 is provided with a remote control assembly 8. The frame 1 is fixed with arm brace 2 and keeps whole stable, and wherein electric control box 6 passes through the inside hydraulic circuit of circuit control arm brace 2, cantilever subassembly 4 and tongs 5, realizes that tongs 5 remove in a flexible way, and the capstan winch 7 of outfit satisfies the demand of hanging in midair, has better adaptability.

Specifically, frame 1 includes the body frame 11, body frame 11 front end is rotated and is installed and drag head 12, hydraulic drive wheel 13 is installed respectively to body frame 11 both sides, it is equipped with power-assisted cylinder 14 to drag head 12, the gag lever post 15 of vertical setting is installed to body frame 11 upper end, the pillar 16 and the mounting bracket 17 that is used for fixed electrical control box 6 are installed to body frame 11 front end, temple 2 is including changeing left spike 21 and the right spike 22 of installing in body frame 11 front end both sides, left spike 21 is equipped with left flexible cylinder body 23, right spike 22 is equipped with right flexible cylinder body 24. The moped head 12 is assisted to rotate by the aid of the power-assisted oil cylinder 14 of the frame 1, and the limiting rods 15 on the two sides play a role in restraining wood, so that the vertical height can be adjusted. The equipped mounting frame 17 and the protection tube 16 play a good role in protecting the front end of the main frame body 11.

Deeply, a steering cylinder 31 is arranged between the hanger 3 and the frame 1, the cantilever assembly 4 comprises a large cantilever 41 and a small cantilever 42 which are hinged with each other, the large cantilever 41 is hinged with the upper end of the hanger 3, a large arm oil cylinder 43 is connected between the large cantilever 41 and the hanger 3, a small arm oil cylinder 44 is connected between the large cantilever 41 and the small cantilever 42, and the small arm oil cylinder 44 is provided with a linkage assembly connected with the large cantilever 41 and the small cantilever 42. The large cantilever 41 and the small cantilever 42 are rotatably connected, and are turned over by the large arm cylinder 43 and the small arm cylinder 44, and the steering cylinder body 31 therein realizes the integral rotation of the cantilever assembly 4.

Further, the linkage assembly comprises a first linkage arm 45 and a second linkage arm 46 which are rotatably connected with the output end of the small arm oil cylinder 44, the other end of the first linkage arm 45 is rotatably connected with the large cantilever 41, and the second linkage arm 46 is rotatably connected with the small cantilever 42. The rotating connection positions of the first linkage arm 45 and the second linkage arm 46 are drawn with the output end of the small arm oil cylinder 44, and the rotating connection position of the first linkage arm 45 and the large cantilever 41 serves as a rotating fulcrum.

Further, the gripper 5 comprises a base 51 rotatably connected with the small cantilever 42 and a swing cylinder 52 arranged therebetween, the base 51 is connected with a gripper seat 54 through a rotating hydraulic cylinder 53, and the gripper seat 54 is provided with a plurality of gripping jaws 55 and a gripper cylinder 56 for driving the gripping jaws 55 to open and close. The hand grip 5 can rotate circumferentially, and a hydraulic circuit provides gripping force to adjust the relative angle with the small cantilever 42 under the action of the swing cylinder 52.

Besides, the electrical control box 6 comprises a power supply source, the power supply source is connected with a starting assembly 61, the starting assembly 61 is connected with a driving assembly 62, the power supply source is provided with an indicator lamp set 63 connected with the driving assembly 62, and the starting assembly 61 is arranged in the remote control assembly 8. The starting assembly 61 in the electric control box 6 controls the circuit of the driving assembly 62 to be switched on and off, and the provided indicator lamp set 63 displays the working states of the mop head 12, the hydraulic driving wheel 13 and the power-assisted oil cylinder 14.

Meanwhile, the starting assembly 61 comprises a main switch 64 connected with the power supply in series, and the left telescopic cylinder body 23, the right telescopic cylinder body 24, the gripper cylinder 56, the winch 7, the towing head 12, the power-assisted cylinder 14, the hydraulic driving wheel 13, the small arm cylinder 44, the swing cylinder 52, the large arm cylinder 43 and the rotating cylinder 53 are connected with the main switch 64 in parallel and are respectively connected with an independent branch switch 65 connected with the power supply in series. The main switch 64 in the starting assembly 61 controls the whole on-off of the circuit, and the sub-switch 65 controls each driving assembly 62 to work independently, so that each driving assembly 62 works synchronously or asynchronously.

The indicator light set 63 includes a plurality of indicator lights connected in series with the tow head 12, the power cylinder 14, and the sub-switch 65 of the hydraulic drive wheel 13. The display lamps are different in color, and when the display lamps display that the mop head 12, the power-assisted oil cylinder 14 and the hydraulic driving wheel 13 stop moving, an operator carries out lifting work.

It is apparent that the trailing head 12, the power-assist cylinder 14, the hydraulic drive wheels 13, the arm cylinder 44, the swing cylinder 52, the arm cylinder 43 and the turning cylinder 53 are connected in parallel with relief valves 66. The relief valve 66 prevents the oil pressure from becoming too high, and protects the hydraulic circuit.

Preferably, a relay 67 is connected in series between the overflow valve 66 and the power supply, and the relay 67 is connected with the branch switch 65 in series connected with the left telescopic cylinder 23, the right telescopic cylinder 24, the gripper cylinder 56 and the winch 7. When the left telescopic cylinder body 23, the right telescopic cylinder body 24, the gripper oil cylinder 56 and the winch 7 are switched to a static state from a working state, the relay 67 senses potential change, so that the overflow valve 66 is automatically opened.

In summary, the principle of the present embodiment is: the cantilever assembly 4 and the winch 7 are installed on the frame 1 to realize flexible carrying of wood, the electric control box 6 combines a circuit with a hydraulic circuit, the remote control assembly 8 controls the gripper 5 to move, and the driving assemblies 62 can work synchronously or asynchronously, so that the operation flexibility is improved.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms of the vehicle frame 1, the main frame body 11, the towing head 12, the hydraulic driving wheel 13, the power-assisted cylinder 14, the limiting rod 15, the protecting tube 16, the mounting bracket 17, the arm brace 2, the left arm brace 21, the right arm brace 22, the left telescopic cylinder 23, the right telescopic cylinder 24, the hanger 3, the steering cylinder 31, the boom assembly 4, the large boom 41, the small boom 42, the large arm cylinder 43, the small arm cylinder 44, the first linkage arm 45, the second linkage arm 46, the gripper 5, the base 51, the swing cylinder 52, the rotating hydraulic cylinder 53, the gripper seat 54, the gripper 55, the gripper cylinder 56, the electric control box 6, the starting assembly 61, the driving assembly 62, the indicator lamp set 63, the main switch 64, the branch switch 65, the overflow valve 66, the relay 67, the winch 7, the remote control assembly 8 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a davit formula hydraulic drive grabs wooden machine, includes frame (1), frame (1) both sides be provided with spike (2), frame (1) upper end install gallows (3), gallows (3) be connected with tongs (5) through cantilever subassembly (4), its characterized in that, spike (2), cantilever subassembly (4) and tongs (5) be connected with electrical control box (6), cantilever subassembly (4) on install capstan winch (7), capstan winch (7) be connected with electrical control box (6), electrical control box (6) be equipped with remote control assembly (8).

2. Boom-type hydraulically driven log grab according to claim 1, characterized in that the frame (1) comprises a main frame body (11), a mop head (12) is rotatably arranged at the front end of the main frame body (11), hydraulic driving wheels (13) are respectively arranged at two sides of the main frame body (11), the mopping head (12) is provided with an auxiliary oil cylinder (14), the upper end of the main frame body (11) is provided with a vertically arranged limiting rod (15), the front end of the main frame body (11) is provided with a protective pipe (16) and a mounting rack (17) for fixing the electrical control box body (6), the supporting feet (2) comprise a left supporting foot (21) and a right supporting foot (22) which are rotatably arranged at the two sides of the front end of the main frame body (11), the left supporting foot (21) is provided with a left telescopic cylinder body (23), and the right supporting foot (22) is provided with a right telescopic cylinder body (24).

3. The boom type hydraulic driven log grab of claim 2, wherein a steering cylinder (31) is arranged between the hanger (3) and the frame (1), the boom assembly (4) comprises a large boom (41) and a small boom (42) which are hinged to each other, the large boom (41) is hinged to the upper end of the hanger (3), a large boom cylinder (43) is connected between the large boom (41) and the hanger (3), a small boom cylinder (44) is connected between the large boom (41) and the small boom (42), and the small boom cylinder (44) is provided with a linkage assembly connected with the large boom (41) and the small boom (42).

4. The boom type hydraulically driven log grab of claim 3, wherein the linkage assembly comprises a first linkage arm (45) and a second linkage arm (46) rotatably connected to the output end of the small arm cylinder (44), the other end of the first linkage arm (45) being rotatably connected to the large boom (41), and the second linkage arm (46) being rotatably connected to the small boom (42).

5. The boom type hydraulic driven log grab of claim 4, wherein the gripper (5) comprises a base (51) rotatably connected with the small boom (42) and a swing cylinder (52) arranged therebetween, the base (51) is connected with a gripper seat (54) through a rotating hydraulic cylinder (53), and the gripper seat (54) is provided with a plurality of grippers (55) and a gripper cylinder (56) for driving the grippers (55) to open and close.

6. The boom type hydraulically driven log grab of claim 5, wherein the electrical control box (6) comprises a power supply connected to the actuating assembly (61), the actuating assembly (61) is connected to the driving assembly (62), the power supply is provided with an indicator light set (63) connected to the driving assembly (62), and the actuating assembly (61) is arranged in the remote control assembly (8).

7. The boom type hydraulic driven log grab of claim 6, wherein the starting assembly (61) comprises a main switch (64) connected in series with a power supply, and the left telescopic cylinder (23), the right telescopic cylinder (24), the gripper cylinder (56), the winch (7), the tow head (12), the power-assisted cylinder (14), the hydraulic driving wheel (13), the small arm cylinder (44), the swing cylinder (52), the large arm cylinder (43) and the rotating cylinder (53) are connected in parallel with the main switch (64) and are respectively connected in series with an independent branch switch (65) connected in series with the power supply.

8. The boom type hydraulic driven log grab of claim 7, wherein the indicating lamp set (63) comprises a plurality of indicating lamps respectively connected in series with the branch switches (65) of the tow head (12), the power-assisted cylinder (14) and the hydraulic driving wheel (13).

9. The boom type hydraulic driven log grab of claim 8, wherein the trailing head (12), the power-assisted cylinder (14), the hydraulic driving wheel (13), the small arm cylinder (44), the swing cylinder (52), the large arm cylinder (43) and the rotating hydraulic cylinder (53) are connected in parallel with an overflow valve (66).

10. The boom type hydraulic driven log grab of claim 9, wherein a relay (67) is connected in series between the overflow valve (66) and the power supply, and the relay (67) is connected with a branch switch (65) in series connection with the left telescopic cylinder body (23), the right telescopic cylinder body (24), the gripper oil cylinder (56) and the winch (7).