CN210395496U

CN210395496U - Novel shovel head automatic balance adjusting mechanism of loader

Info

Publication number: CN210395496U
Application number: CN201921226201.8U
Authority: CN
Inventors: 潘新昌
Original assignee: Shandong Yongyi Heavy Industry Machinery Co Ltd
Current assignee: Shandong Yongyi Heavy Industry Machinery Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-24
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a novel automatic balance adjusting mechanism for shovel head of loader, through setting up two elevating system one, and set up elevating system one in both sides of the top of the actuating mechanism, and the driving gear of the actuating mechanism sets up in the middle of the centre of two elevating system one, when the driving gear is worked, can drive the work of two elevating systems one at the same time, and then can make the work of elevating system one drive the frame and reciprocate, can substitute the traditional cylinder work, and when the work of this elevating system one, can avoid the time difference, make the frame of both sides rise and descend; through setting up elevating system No. two, can rise or descend through No. four horizontal brackets and drive the frame and rise or descend, and then can replace the cylinder to use, and No. four horizontal brackets's size is unrestricted, can use according to actual conditions, has reduced the quantity that uses the cylinder for it is more convenient to use.

Description

Novel shovel head automatic balance adjusting mechanism of loader

Technical Field

The utility model relates to a balance adjustment mechanism specifically is a novel automatic balance adjustment mechanism of loader shovel head.

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.

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, the rotation and the lift of the shovel head of loader are all driven through cylinder work, but, because in the work of different cylinders, can the time difference appear, lead to the shovel head at the during operation, can't be accurate to the horizontality, and then lead to the shovel head to be balanced inadequately, to this, need improve.

Disclosure of Invention

An object of the utility model is to provide a novel shovel head automatic balance guiding mechanism of loader to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a novel shovel head automatic balance adjusting mechanism of a loader comprises a shovel head, a rack, a first base, a second base, two first lifting mechanisms and a second lifting mechanism, wherein the two first lifting mechanisms and the second lifting mechanisms are arranged on the rack; elevating system all includes a horizontal bracket, No. two horizontal brackets and No. three horizontal brackets, swing joint has the connecting rod of a plurality of between a horizontal bracket and No. two horizontal brackets, swing joint has the connecting rod of No. two of a plurality of between No. two horizontal brackets and No. three horizontal brackets, the one end of the connecting rod of swing joint No. three on the horizontal bracket, the one end of the connecting rod of swing joint No. four on No. two horizontal brackets, the one end of the connecting rod of swing joint No. five on No. three horizontal brackets, the other end swing joint of connecting rod No. three, connecting rod No. four and connecting rod No. five.

As a further aspect of the present invention: the driving mechanism is arranged on the back of the third horizontal frame and comprises a plurality of rotating shafts, the bottom ends of all the second connecting rods and the fifth connecting rods are fixed at one ends of the rotating shafts, driven gears are fixed at the other ends of the rotating shafts, a driving gear is arranged in the middle of the two first lifting mechanisms in the driving mechanism, and the driving gear and all the driven gears are connected through chains.

As a further aspect of the present invention: the driving gear is fixed on the rotating shaft, one end of the rotating shaft, far away from the third horizontal frame, is connected with an output shaft of the second positive and negative motor through a coupler, and one end of the rotating shaft, far away from the second positive and negative motor, is installed on the third horizontal frame through a bearing.

As a further aspect of the present invention: no. two elevating system include No. four horizontal brackets, a connecting rod, No. two connecting rods, No. three connecting rods, No. four connecting rods, No. five connecting rods, No. six connecting rods and No. seven connecting rods, a connecting rod, No. four connecting rod parallel arrangement, No. two connecting rods and No. five connecting rod swing joint become parallelogram shape, No. two connecting rods and No. four connecting rod junction are the one end of No. three connecting rods of swing joint still, No. two connecting rods keep away from the one end of No. seven connecting rods of one connecting rod of one end swing joint, No. four connecting rods and No. five connecting rod junction are the other end of No. seven connecting rods of swing joint still.

As a further aspect of the present invention: and one end of the third connecting rod, which is far away from the fourth connecting rod, is fixed at the tail end of an output shaft of the first positive and negative motor.

As a further aspect of the present invention: a horizontal bracket in the first lifting mechanism and a horizontal bracket four in the second lifting mechanism are both connected to the rack.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the two first lifting mechanisms, arranging the first lifting mechanisms at two sides above the driving mechanism, and arranging the driving gear of the driving mechanism in the middle of the two first lifting mechanisms, when the driving gear works, the two first lifting mechanisms can be driven to work simultaneously, so that the first lifting mechanism can work to drive the rack to move up and down, the traditional air cylinder can be replaced, and when the first lifting mechanism works, the time difference can be avoided, and the racks at two sides can be lifted and lowered;

2. through setting up elevating system No. two, can rise or descend through No. four horizontal brackets and drive the frame and rise or descend, and then can replace the cylinder to use, and No. four horizontal brackets's size is unrestricted, can use according to actual conditions, has reduced the quantity that uses the cylinder for it is more convenient to use.

Drawings

Fig. 1 is the structural schematic diagram of the novel shovel head automatic balance adjusting mechanism of the loader of the present invention.

Fig. 2 is a structural diagram of a first lifting mechanism of a novel shovel head automatic balance adjusting mechanism of a loader.

Fig. 3 is a structural diagram of a driving mechanism of a novel shovel head automatic balance adjusting mechanism of a loader.

Fig. 4 is a structural diagram of a second lifting mechanism of a novel shovel head automatic balance adjusting mechanism of a loader.

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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a novel shovel head automatic balance adjustment mechanism for a loader includes a shovel head 1, a frame 2, a first base 4, a second base 5, two first lifting mechanisms 3 and a second lifting mechanism 6 which are arranged on the frame 2, the second lifting mechanism 6 is arranged between the two first lifting mechanisms 3, the second lifting mechanism 6 is arranged inside the second base 5, a driving mechanism for the first lifting mechanism 3 is arranged inside the first base 4, and the two first lifting mechanisms 3 are respectively arranged at two sides of the first base 4; elevating system 3 all includes a horizontal bracket 7, No. two horizontal brackets 8 and No. three horizontal brackets 9, swing joint has connecting rod 10 No. one of a plurality of between horizontal bracket 7 and No. two horizontal brackets 8, swing joint has connecting rod 11 No. two of a plurality of between No. two horizontal brackets 8 and No. three horizontal brackets 9, the one end of swing joint No. three connecting rod 12 on the horizontal bracket 7, the one end of swing joint No. four connecting rod 13 on No. two horizontal brackets 8, the one end of swing joint No. five connecting rod 14 on No. three horizontal brackets 9, No. three connecting rod 12, the other end swing joint of No. four connecting rod 13 and No. five connecting rod 14.

Referring to fig. 1 to 3, the driving mechanism is disposed on the back of the third horizontal frame 9, the driving mechanism includes a plurality of rotating shafts 24, the bottom ends of all the second connecting rods 11 and the fifth connecting rods 14 are fixed to one end of the rotating shafts 24, the other end of the rotating shafts 24 is fixed with a driven gear 25, a driving gear 26 is disposed in the driving mechanism between the two first lifting mechanisms 3, and the driving gear 26 is connected with all the driven gears 25 through a chain; the driving gear 26 is fixed on the rotating shaft 24, one end of the rotating shaft 24, which is far away from the third horizontal frame 9, is connected with an output shaft of the second positive and negative motor 27 through a coupler, and one end of the rotating shaft 24, which is far away from the second positive and negative motor 27, is installed on the third horizontal frame 9 through a bearing; no. two positive and negative motors 27 work and drive driving gear 26 and rotate for driving gear 26 rotates and drives the chain and remove, makes the chain remove and drives other driven gear 25 and rotate, makes all driven gear 25 rotate and drives the axis of rotation 24 that is connected with it and rotates, and then makes axis of rotation 24 rotate and drive elevating system 3 work, realizes the effect of going up and down.

Referring to fig. 1 and 4, the second lifting mechanism 6 includes a fourth horizontal frame 15, a first connecting rod 16, a second connecting rod 17, a third connecting rod 18, a fourth connecting rod 19, a fifth connecting rod 20, a sixth connecting rod 21 and a seventh connecting rod 22, the first connecting rod 16, the fourth connecting rod 19 are arranged in parallel, the second connecting rod 17 and the fifth connecting rod 20 are movably connected to form a parallelogram, the joint of the second connecting rod 17 and the fourth connecting rod 19 is also movably connected with one end of the third connecting rod 18, one end of the second connecting rod 17 far away from the first connecting rod 16 is movably connected with one end of the seventh connecting rod 22, and the joint of the fourth connecting rod 19 and the fifth connecting rod 20 is also movably connected with the other end of the seventh connecting rod 22; one end of the third connecting rod 18, which is far away from the fourth connecting rod 19, is fixed at the tail end of an output shaft of the first positive and negative motor 23; a first horizontal frame 7 in the first lifting mechanism 3 and a fourth horizontal frame 15 in the second lifting mechanism 6 are connected to the frame 2; no. one positive and negative motor 23 work in No. two elevating system 6, drive No. three connecting rods 18 that are connected with it and rotate, No. three connecting rods 18 rotate and drive No. two connecting rods 17 and No. four connecting rods 19 and remove, and then drive No. one connecting rod 16 through No. two connecting rods 17 and No. four connecting rods 19 work again, No. seven connecting rods 22 and No. five connecting rods 20 and No. six connecting rods 21 remove, make a connecting rod 16 reciprocate and drive No. four horizontal brackets 15 and reciprocate, and then can drive frame 2 and reciprocate.

The working principle is as follows: the second positive and negative motor 27 works to drive the driving gear 26 to rotate, so that the driving gear 26 rotates to drive the chain to move, the chain moves to drive other driven gears 25 to rotate, all the driven gears 25 rotate to drive the rotating shafts 24 connected with the driven gears to rotate, the rotating shafts 24 rotate to drive all the second connecting rods 11 and the fifth connecting rods 14 to rotate, the second horizontal frame 8, the first connecting rod 10, the fourth connecting rod 13 and the third connecting rod 12 to move, the driven gears drive the first horizontal frame 7 to move up and down, and the lifting effect is achieved; no. one positive and negative motor 23 work in No. two elevating system 6, drive No. three connecting rods 18 that are connected with it and rotate, No. three connecting rods 18 rotate and drive No. two connecting rods 17 and No. four connecting rods 19 and remove, and then drive No. one connecting rod 16 through No. two connecting rods 17 and No. four connecting rods 19 work again, No. seven connecting rods 22 and No. five connecting rods 20 and No. six connecting rods 21 remove, make a connecting rod 16 reciprocate and drive No. four horizontal brackets 15 and reciprocate, and then can drive frame 2 and reciprocate.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel first automatic balance guiding mechanism of loader shovel, includes shovel head (1), frame (2), base (4), No. two base (5), two elevating system (3) and No. two elevating system (6) of setting in frame (2), its characterized in that: the second lifting mechanism (6) is arranged between the two first lifting mechanisms (3), the second lifting mechanism (6) is arranged inside the second base (5), the driving mechanism of the first lifting mechanism (3) is arranged inside the first base (4), and the two first lifting mechanisms (3) are respectively arranged on two sides of the first base (4); elevating system (3) all include horizontal bracket (7), No. two horizontal brackets (8) and No. three horizontal brackets (9), swing joint has connecting rod (10) No. one of a plurality of between horizontal bracket (7) and No. two horizontal brackets (8), swing joint has connecting rod (11) No. two of a plurality of between No. two horizontal brackets (8) and No. three horizontal brackets (9), the one end of swing joint No. three connecting rod (12) is gone up in horizontal bracket (7), the one end of swing joint No. four connecting rod (13) is gone up in No. two horizontal brackets (8), the one end of swing joint No. five connecting rod (14) is gone up in No. three horizontal brackets (9), the other end swing joint of No. three connecting rod (12), No. four connecting rod (13) and No. five connecting rod (14).

2. The novel automatic balance adjusting mechanism for the shovel head of the loader according to claim 1, wherein: the driving mechanism is arranged on the back of the third horizontal frame (9) and comprises a plurality of rotating shafts (24), the bottom ends of all second connecting rods (11) and the bottom ends of all fifth connecting rods (14) are fixed at one ends of the rotating shafts (24), driven gears (25) are fixed at the other ends of the rotating shafts (24), a driving gear (26) is arranged in the middle of the two first lifting mechanisms (3) in the driving mechanism, and the driving gear (26) and all the driven gears (25) are connected through chains.

3. The novel automatic balance adjusting mechanism for the shovel head of the loader as claimed in claim 2, wherein: the driving gear (26) is fixed on the rotating shaft (24), one end, far away from the third horizontal frame (9), of the rotating shaft (24) is connected with an output shaft of the second positive and negative motor (27) through a coupler, and one end, far away from the second positive and negative motor (27), of the rotating shaft (24) is installed on the third horizontal frame (9) through a bearing.

4. The novel automatic balance adjusting mechanism for the shovel head of the loader according to claim 1, wherein: the second lifting mechanism (6) comprises a fourth horizontal frame (15), a first connecting rod (16), a second connecting rod (17), a third connecting rod (18), a fourth connecting rod (19), a fifth connecting rod (20), a sixth connecting rod (21) and a seventh connecting rod (22), the first connecting rod (16), the fourth connecting rod (19) are arranged in parallel, the second connecting rod (17) and the fifth connecting rod (20) are movably connected into a parallelogram shape, the joint of the second connecting rod (17) and the fourth connecting rod (19) is also movably connected with one end of a third connecting rod (18), one end of the second connecting rod (17) far away from the first connecting rod (16) is movably connected with one end of the seventh connecting rod (22), the connection part of the fourth connecting rod (19) and the fifth connecting rod (20) is also movably connected with the other end of the seventh connecting rod (22).

5. The novel automatic balance adjustment mechanism for the shovel head of the loader according to claim 4, wherein: one end of the third connecting rod (18) far away from the fourth connecting rod (19) is fixed at the tail end of an output shaft of the first positive and negative motor (23).

6. The novel automatic balance adjustment mechanism for the shovel head of the loader according to claim 4, wherein: a horizontal frame (7) in the first lifting mechanism (3) and a fourth horizontal frame (15) in the second lifting mechanism (6) are connected to the rack (2).