CN220803658U

CN220803658U - Broken main shaft of pickup

Info

Publication number: CN220803658U
Application number: CN202420559392.4U
Authority: CN
Inventors: 周昱; 张宁
Original assignee: Changchun Beiteng Chemical Equipment Co ltd
Current assignee: Changchun Beiteng Chemical Equipment Co ltd
Priority date: 2024-03-22
Filing date: 2024-03-22
Publication date: 2024-04-19
Anticipated expiration: 2034-03-22

Abstract

The utility model discloses a pickup crushing main shaft, which relates to the technical field of pickup, and comprises a frame, wherein a left crushing roller and a right crushing roller are rotatably arranged on the frame, a plurality of crushing cutters are respectively arranged on the left crushing roller and the right crushing roller, a left driving mechanism and a right driving mechanism are respectively arranged at two ends of the frame, a main transmission case is fixedly arranged on the upper wall surface of the frame, one end of the frame is movably connected with a V-shaped traction frame, the key point of the design is that a double-shaft independent motion mode at two sides is adopted, a middle left hanging bearing seat and a middle right hanging bearing seat are independently hung, the two crushing rollers are independently operated, and the middle is also supported by a bearing seat due to the shortened length of the crushing rollers, so that the main shaft works stably and reliably. The problems of equipment failure caused by bending, maintenance and installation cost reduction, after-sale cost reduction, shaft folding, bending deformation, bearing temperature rise, overlarge vibration and the like of the traditional equipment are solved.

Description

Broken main shaft of pickup

Technical Field

The utility model relates to the technical field of pickers, in particular to a crushing main shaft of a pickup.

Background

The pickup is widely used for straw harvesters, round balers and square balers, and mainly plays a role in traction of a tractor, when the pickup works in the ground, the pickup is mainly used for crushing straws on the ground or standing straws, at present, the pickup is a transmission main shaft, knife holders are distributed on the pickup, crushing knives are installed, the crushing knives rotate at high speed, the crushed straws are thrown to a rear side secondary crusher or a spiral feeder, and finally, the rear round balers or the square balers are used for completing the bundling process by adopting winnowing or direct feeding. The picking-up crushing shaft of the through shaft has the advantages that the length of the through shaft is about 3 meters, under the condition of the rotating speed of 2000-2800 revolutions per minute, the middle part of the through shaft is easy to bend and deform under the effect of straw resistance, the dynamic balance of the main shaft is damaged, and the instant vibration of the machine is increased, so that the machine cannot work normally.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a pickup crushing main shaft, and solves the problems that the middle of the main shaft of the existing pickup is bent and deformed in the rotating process, so that dynamic balance is damaged and the use of a cutter is affected.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the pickup crushing main shaft comprises a frame, a left crushing roller and a right crushing roller are rotatably mounted in the frame, a plurality of crushing cutters are respectively mounted on the left crushing roller and the right crushing roller, a left driving mechanism and a right driving mechanism are respectively mounted at two ends of the frame, a main transmission box is fixedly mounted on the upper wall surface of the frame, and a V-shaped traction frame is movably connected with one end of the frame.

Preferably, the left driving mechanism comprises a left transmission box fixedly mounted on the upper wall surface of the left side of the frame, a left belt pulley is fixedly mounted at the output end of the left transmission box, a left driven belt pulley is fixedly mounted at one end of the left crushing roller, and a left transmission triangular belt is mounted on the left driven belt pulley and the left belt pulley.

Preferably, the right driving mechanism comprises a right transmission box fixedly installed on the upper wall surface of the right side of the frame, a right belt pulley is fixedly installed at the output end of the right transmission box, a right driven belt pulley is fixedly installed at one end of the right crushing roller, and a right transmission triangular belt is installed on the right driven belt pulley and the right belt pulley.

Preferably, the left bearing seat, the left middle suspension bearing seat, the right bearing seat and the right middle suspension bearing seat are arranged on the frame.

Preferably, the left crushing roller is rotatably mounted on the left bearing seat and the left middle suspension bearing seat, and the right crushing roller is rotatably mounted on the right bearing seat and the right middle suspension bearing seat.

Advantageous effects

The utility model provides a pickup crushing main shaft, which has the following beneficial effects:

1. The key point of the design is that the two sides of the double shafts independently move, the middle bearing seat is independently hung, each shaft is independently driven to work, and the installation and the maintenance are convenient. The left side and the right side double crushing rollers are adopted, the middle left side and the right side are independently hung by the hanging bearing seats, the two crushing rollers independently work, and the middle is supported by the bearing seats due to the fact that the length of the crushing rollers is shortened, and the main shaft works stably and reliably. The problems of equipment failure caused by bending, maintenance and installation cost reduction, after-sale cost reduction, shaft folding, bending deformation, bearing temperature rise, overlarge vibration and the like of the traditional equipment are solved.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a perspective view of the present utility model.

In the figure: 1. the middle of the left side is hung with a bearing seat; 2. the middle of the right side is hung with a bearing seat; 3. a left crushing roller; 4. a right crushing roller; 5. a left side transmission V-belt; 6. right side transmission V belt; 7. a left side transmission case; 8. a right side transmission case; 9. a main transmission case; 10. a left pulley; 11. a right pulley; 12. a left driven pulley; 13. a right driven pulley; 14. a left bearing seat; 15. a right bearing seat; 16. and (3) a crushing knife.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides the following technical solutions: the pickup crushing main shaft comprises a frame, a left crushing roller 3 and a right crushing roller 4 are rotatably arranged in the frame, a plurality of crushing cutters 16 are respectively arranged on the left crushing roller 3 and the right crushing roller 4, a left driving mechanism and a right driving mechanism are respectively arranged at two ends of the frame, a main transmission case 9 is fixedly arranged on the upper wall surface of the frame, and one end of the frame is movably connected with a V-shaped traction frame;

The left crushing roller 3 and the right crushing roller 4 independently work and do not affect each other, a traditional through shaft is divided into two parts, and the left middle suspension bearing seat 1 and the right middle suspension bearing seat 2 are used for respectively and independently supporting the two crushing rollers in the middle due to the length of the crushing rollers is shortened, so that the work is stable and reliable, and the bending deformation condition can not occur.

Further, the left driving mechanism comprises a left transmission box 7 fixedly installed on the upper wall surface of the left side of the frame, a left belt pulley 10 is fixedly installed at the output end of the left transmission box 7, a left driven belt pulley 12 is fixedly installed at one end of the left crushing roller 3, and a left transmission triangular belt 5 is installed on the left driven belt pulley 12 and the left belt pulley 10.

Further, the right driving mechanism comprises a right transmission box 8 fixedly installed on the upper wall surface of the right side of the frame, a right belt pulley 11 is fixedly installed at the output end of the right transmission box 8, a right driven belt pulley 13 is fixedly installed at one end of the right crushing roller 4, and a right transmission triangular belt 6 is installed on the right driven belt pulley 13 and the right belt pulley 11.

Further, the frame is mounted with a left bearing housing 14 and a left intermediate suspension housing 1 and a right bearing housing 15 and a right intermediate suspension housing 2.

Further, the left crushing roller 3 is rotatably mounted on the left bearing housing 14 and the left intermediate suspension housing 1, and the right crushing roller 4 is rotatably mounted on the right bearing housing 15 and the right intermediate suspension housing 2.

The components in this case are connected in sequence by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means are known in the art, and the following working principle and process are mainly described.

Examples: when the right-side crushing roller crushing device is used, the working principle of the left-side driving mechanism and the right-side driving mechanism is the same, the right-side transmission box 8 is started, the output end of the right-side transmission box 8 can drive the right-side crushing roller 4 between the right-side bearing seat 15 and the right-side middle suspension bearing seat 2 to rotate through the right-side belt pulley 11, the right-side driven belt pulley 13 and the right-side transmission triangular belt 6, and then the crushing cutter 16 is enabled to rotate to work, and the left side is the same.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a broken main shaft of pickup, includes the frame, its characterized in that, frame rotation is installed left side crushing roller (3) and right side crushing roller (4), install a plurality of crushing sword (16) on left side crushing roller (3) and the right side crushing roller (4) respectively, left side actuating mechanism and right side actuating mechanism are installed respectively at the both ends of frame, fixed mounting has main transmission case (9) on the upper wall of frame, the one end swing joint of frame has V type traction frame.

2. The pickup breaking spindle according to claim 1, characterized in that the left driving mechanism comprises a left transmission case (7) fixedly mounted on the upper wall surface of the left side of the frame, a left belt pulley (10) is fixedly mounted on the output end of the left transmission case (7), a left driven belt pulley (12) is fixedly mounted on one end of the left breaking roller (3), and a left transmission triangular belt (5) is mounted on the left driven belt pulley (12) and the left belt pulley (10).

3. The pickup breaking spindle according to claim 1, characterized in that the right driving mechanism comprises a right transmission case (8) fixedly mounted on an upper wall surface of a right side of the frame, a right belt pulley (11) is fixedly mounted on an output end of the right transmission case (8), a right driven belt pulley (13) is fixedly mounted on one end of the right breaking roller (4), and a right transmission triangle belt (6) is mounted on the right driven belt pulley (13) and the right belt pulley (11).

4. Pickup breaking spindle according to claim 1, characterized in that the frame is fitted with left bearing blocks (14) and left intermediate suspension bearing blocks (1) and right bearing blocks (15) and right intermediate suspension bearing blocks (2).

5. A pick-up crushing main shaft according to claim 4, characterized in that the left crushing roller (3) is rotatably mounted on a left bearing block (14) and a left intermediate suspension bearing block (1), and the right crushing roller (4) is rotatably mounted on a right bearing block (15) and a right intermediate suspension bearing block (2).