CN213321069U

CN213321069U - Tipping bucket mechanism

Info

Publication number: CN213321069U
Application number: CN202021456538.0U
Authority: CN
Inventors: 江佰乐
Original assignee: Baihong Machinery Shanghai Co ltd
Current assignee: Baihong Machinery Shanghai Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-06-01
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a tipping bucket mechanism belongs to banbury mixer equipment technical field, drive arrangement including turning device and drive turning device. The turning device comprises a tipping bucket oil cylinder, the tipping bucket oil cylinder is rotationally connected with a front turning rotating shaft of the mixing tank through a piston rod, and the tipping bucket oil cylinder is rotationally connected with an oil cylinder seat fixed on the internal mixer through a cylinder body. Through the flexible of tipping bucket hydro-cylinder telescopic link, can directly carry out the upset operation to the mixing tank, the upset efficiency is higher. In addition, the tipping bucket mechanism is simpler in overall structure, easy to maintain and repair, the structure of each part and the connection relation among the parts are more stable, the part is not easy to damage even under the condition of mixing vibration of the internal mixer, the service life of the part can be effectively prolonged, and the production cost of enterprises is reduced.

Description

Tipping bucket mechanism

Technical Field

The utility model relates to an internal mixer equipment technical field, in particular to tipping bucket mechanism for the upset of internal mixer mixing tank.

Background

Referring to fig. 1, a conventional internal mixer 1 generally includes a worm gear 101, a worm 102, a speed reducer 103, and a motor 104. The motor 104 controls the worm 102 to rotate after being decelerated by the speed reducer 103, and then the worm 102 drives the turbine 101 fixedly sleeved on the rear overturning shaft 22 of the mixing tank 2 to rotate, so that the mixing tank 2 is correspondingly overturned or straightened. The two sides of the mixing tank 2 of the internal mixer 1 are respectively fixed with a limit switch for sensing the turning position of the mixing tank, the bottom of the mixing tank 2 is provided with an iron sheet, and the iron sheet touches the limit switch respectively after the mixing tank is restored or turned in place to provide a control signal.

However, strong vibration is generated during the mixing of the internal mixer, and the worm wheel 101 and the worm 102 are easily broken, which affects the service life of the internal mixer 1 and increases the maintenance cost of the internal mixer 1. In addition, the speed reducer 102 and the motor 103 are limited by the reduction ratio torsion, and the turning speed of the mixing tank 2 is relatively slow, which severely limits the working efficiency of the internal mixer 1.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the problem that a worm gear is easy to damage due to the low overturning speed of a mixing tank of an internal mixer is particularly solved. The utility model provides a tipping bucket mechanism through installing the tipping bucket hydro-cylinder on the banbury mixer, makes the preceding tilting axis that the piston rod of tipping bucket hydro-cylinder directly promoted the mixing tank rotate around the backward tilting axis, realizes the upset, can promote the turnover speed of tipping bucket by a wide margin, and tipping bucket mechanism structure is firm simultaneously, not fragile, can effectively reduction in production cost.

The technical scheme for realizing the purpose is as follows:

the utility model provides a tipping bucket mechanism which is used for turning a mixing tank of an internal mixer and comprises a turning device and a driving device;

the turning device comprises a tipping bucket oil cylinder, a piston rod of the tipping bucket oil cylinder is rotatably connected with a front turning shaft of the mixing tank, and a cylinder body of the tipping bucket oil cylinder is rotatably connected with an oil cylinder seat fixed on the internal mixer;

the driving device comprises a hydraulic station for driving the tipping bucket oil cylinder.

When the internal mixer is normally mixed, the piston rod of the tipping bucket oil cylinder is in a retraction state, so that the mixing tank is normal, and normal rubber mixing is carried out; after the mixing is finished, a piston rod of the tipping bucket oil cylinder extends out to push a front tipping axle of the internal mixer to rotate along a rear tipping axle, and the mixed rubber material is turned out. The tipping bucket mechanism has a simpler overall structure, is convenient for maintenance and adjustment in the future, has more stable structures and connection relations of all parts, and is not easy to damage even in mixing. The service life of the internal mixer can be effectively prolonged, and the maintenance and repair cost of the internal mixer is reduced. In addition, the piston rod of the tipping bucket oil cylinder directly turns and returns to the mixing tank, the running speed of the tipping bucket oil cylinder can be flexibly adjusted, the speed reduction ratio of a traditional speed reducer is not limited, and the production efficiency of an enterprise can be effectively improved.

Furthermore, the forward turning shaft sleeve is provided with a turning seat which can rotate relative to the forward turning shaft, at least part of the turning seat protrudes out of the backward turning shaft of the mixing tank, and the piston rod is fixedly connected with the part, protruding out of the backward turning shaft, of the turning seat so that the piston rod is enabled to avoid the backward turning shaft when the mixing tank is turned, and the turning angle of the mixing tank is effectively enlarged.

Furthermore, a bearing is fixedly arranged in the overturning seat, and an inner ring of the bearing is rotatably sleeved on the front overturning shaft.

Further, still include the hydro-cylinder base, the hydro-cylinder base by detachably connect in the banbury mixer, the hydro-cylinder base fixed connection in the hydro-cylinder base. The position of the turning oil cylinder and the pushing distance of the piston rod relative to the mixing tank can be effectively adjusted by adjusting the position of the oil cylinder base on the internal mixer, so that the internal mixer is suitable for turning operations of the turning oil cylinders and/or the mixing tank with different specifications.

Drawings

FIG. 1 is a partial front view of a prior art internal mixer with the mixing tank turned upside down.

FIG. 2 is a front view of the dumper mechanism according to a preferred embodiment of the present application when the mixing tank is returned.

FIG. 3 is a front view of the tipper mechanism of a preferred embodiment of the present application during the tipping of the mixing tank.

The device comprises an internal mixer 1, a worm gear 101, a worm gear 102, a worm 103, a speed reducer 104, a motor 104, a mixing tank 2, a front turning shaft 21, a turning seat 211, a rear turning shaft 22, a turning cylinder 3, a piston rod 31, a cylinder body 32, a cylinder seat 4, a hydraulic station 5 and a cylinder base 6.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 2 and 3, the utility model provides a tipping bucket mechanism for turning a mixing tank 2 on an internal mixer 1, which comprises a turning device and a driving device;

the turning device comprises a tipping bucket oil cylinder 3. The piston rod 31 of the tipping bucket cylinder 3 is rotatably connected with the front tipping axle 21 of the mixing tank 2. The cylinder body 32 of the tipping bucket oil cylinder 3 is rotatably connected and fixed with the oil cylinder seat 4 on the internal mixer 1;

the driving device comprises a hydraulic station 5 which is used for driving the tipping bucket oil cylinder 3 and controlling a piston rod 31 of the tipping bucket oil cylinder 3 to extend forwards or retract backwards.

When the internal mixer 1 normally mixes, the piston rod 31 of the skip cylinder 3 is in a retracted state to return the mixing tank 2 to normal, and normal rubber mixing is performed. At this time, the iron sheet at the bottom of the mixing tank 2 touches the limit switch arranged at the return position; after the mixing is finished, the piston rod 31 of the tipping bucket oil cylinder 3 extends out to push the front tipping axle 21 of the internal mixer 1 to rotate by taking the rear tipping axle 22 as the center, and the mixed rubber material is turned out. At this time, the iron sheet at the bottom of the mixing tank 2 touches the limit switch arranged in the turning position.

In the process of changing the state that the piston rod 31 of the tipping bucket cylinder 3 extends from the retracted state to the extended state and then extends from the retracted state to the extended state, the tipping bucket cylinder 3 and the piston rod 31 rotate relative to the cylinder base 4 and the front tipping axle 21, the cylinder base 4 is fixed on the internal mixer 1, and the mixing tank 2 is supported on the rear tipping axle 22. Under the positioning action of the cylinder base 4 and the backward overturning shaft 22, the piston rod 31 of the overturning bucket cylinder 3 only performs telescopic motion to complete the overturning of the mixing tank 2. Consequently, compare in the past through motor and speed reducer, then the upset of the transmission control banbury mixer 1 of rethread worm gear mechanism, the utility model discloses a 3 direct control mixing tanks 2's of tipping bucket hydro-cylinder upset speed can be controlled in a flexible way, the production efficiency of promotion enterprise. Moreover, the tipping bucket mechanism is simpler in overall structure, more stable in structure of each part and connection relation among the parts, not easy to damage under the condition of mixing vibration of the internal mixer 1, easy to maintain and repair and capable of effectively reducing the cost of enterprises.

Preferably, the front turning shaft 21 is sleeved with a turning seat 211 capable of rotating relative to the front turning shaft 21, at least a part of the turning seat 211 protrudes out of the rear turning shaft 22 of the mixing tank 2, and the piston rod 31 is fixedly connected to a part of the turning seat 211 protruding out of the rear turning shaft 22, so that when the mixing tank 2 is turned, the piston rod 31 is kept away from the rear turning shaft 22, and the turning angle of the mixing tank 2 is effectively enlarged. During the outward pushing of the piston rod 31 out of the mixing tub 2, the mixing tub 2 can be pushed out from the horizontal angle of the vertical upward of the slot opening over the horizontal angle of the vertical downward up to a flip angle of 135 °. The glue in the mixing tank 2 can be poured out completely.

Preferably, a bearing is fixedly arranged in the turning base 211, and an inner ring of the bearing is rotatably sleeved on the front turning shaft 21, so that the turning base 211 is rotatably sleeved on the front turning shaft 21 through the bearing, thereby reducing the friction force between the turning base 211 and the front turning shaft 21 and prolonging the service life thereof. Meanwhile, the turnover seat 211 is convenient to maintain and repair.

Preferably, the device also comprises a cylinder base 6. The cylinder base 6 is detachably attached to the internal mixer 1. The oil cylinder base 4 is fixedly connected to the oil cylinder base 6. The position of the turning oil cylinder 3 and the pushing distance of the piston rod 31 relative to the mixing tank 2 can be effectively adjusted by adjusting the position of the oil cylinder base 6 on the internal mixer 1, so that the turning operation of the turning oil cylinder 3 and/or the mixing tank 2 with different specifications is adapted, and the application range of the tipping mechanism is widened.

The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.

Claims

1. A tipping bucket mechanism is used for turning over a mixing tank of an internal mixer and is characterized by comprising a turning device and a driving device;

2. A dumper mechanism as claimed in claim 1, wherein the front overturning shaft sleeve is provided with an overturning seat capable of rotating relative to the front overturning shaft, the overturning seat at least partially protrudes out of the rear overturning shaft of the mixing tank, and the piston rod is fixedly connected to the part of the overturning seat protruding out of the rear overturning shaft, so that the piston rod is prevented from being positioned on the rear overturning shaft when the mixing tank is overturned.

3. The dumper mechanism as claimed in claim 2, wherein a bearing is fixedly arranged in the overturning seat, and an inner ring of the bearing is rotatably sleeved on the front overturning shaft.

4. A tipper mechanism according to claim 1, further comprising a cylinder base, said cylinder base being removably attached to said internal mixer, said cylinder base being fixedly attached to said cylinder base.