Stalk and stubble crushing device of combine harvester

Stalk and stubble crushing device of combine harvester

  • CN 105,875,085 B
  • Filed: 06/13/2016
  • Issued: 05/08/2020
  • Est. Priority Date: 06/13/2016
  • Status: Active Grant
First Claim
Patent Images

1. The utility model provides a stalk stubble reducing mechanism of combine, includes the bottom plate, is located the reducing mechanism of bottom plate top, be located the motor means of the reducing mechanism left and right sides, be located the grinder of motor means below, be located the support device of grinder below and set up in cylinder device on the support device, its characterized in that:

  • the bottom plate is provided with a recovery box above the bottom plate, the crushing device comprises a crushing frame, an elastic plate accommodated in the crushing frame, a first support rod positioned below the crushing frame, a first roller arranged at the lower end of the first support rod, first inclined rods positioned at the left side and the right side of the crushing frame, a first cross rod positioned below the first inclined rods, a crushing wheel accommodated in the crushing frame and crushing teeth arranged on the crushing wheel, the motor device comprises a motor, an output shaft arranged on the motor, a first support positioned on one side of the motor, a second cross rod positioned on the other side of the motor and pull wires arranged on the output shaft, the grinding device comprises a grinding frame, second supports positioned on the left side and the right side of the grinding frame, a third cross rod arranged on the second support, a second inclined rod arranged on the second cross rod, The support device comprises a third support, a second support rod and a fourth support, the second support rod is positioned above the third support, the collecting frame is arranged on the fourth support, the fourth cross rod is arranged on the third support, the air cylinder device comprises an air cylinder, a push rod positioned above the air cylinder, a push block positioned above the push rod and a positioning frame positioned above the air cylinder;

    the recovery box is a hollow cuboid and is placed on the bottom plate;

    the crushing frame is a hollow cuboid, the crushing frame is vertically arranged, the elastic plate is provided with two inclined parts, the upper end of the elastic plate is fixedly connected with the inner surface of the crushing frame, the first support rod is provided with two rectangular parts, the first support rod is vertically arranged, the upper end of the first support rod is fixedly connected with the lower surface of the crushing frame, the lower end of the first support rod is provided with a first groove, the first idler wheel is provided with two cylindrical parts, the first idler wheel is accommodated in the first groove and is in shaft rotation connection with the first support rod, the first inclined rods are provided with two parts and are respectively positioned at the left side and the right side of the crushing frame, the first inclined rods are inclined, the upper ends of the first inclined rods are fixedly connected with the side surfaces of the crushing frame, and the lower ends of the first inclined rods are fixedly connected with the upper surfaces of the first transverse rods, the first cross rod is a cuboid, the first cross rod is horizontally arranged, one end of the first cross rod is fixedly connected with the side face of the crushing frame, the crushing wheel is a cylinder, the crushing wheel is horizontally arranged, the crushing wheel is accommodated in the crushing frame and is in shaft rotation connection with the crushing frame, a plurality of crushing teeth are uniformly distributed on the crushing wheel, and the crushing teeth are fixedly connected with the crushing wheel;

    the upper surface of the motor is fixedly connected with the lower surface of the first cross rod, the output shaft is a cylinder, the output shaft is connected with the motor, the first support is L-shaped, one end of the first support is fixedly connected with the lower surface of the first cross rod, the other end of the first support is fixedly connected with the side surface of the motor, the second cross rod is cuboid, the second cross rod is horizontally placed, one end of the second cross rod is fixedly connected with the side surface of the crushing frame, the other end of the second cross rod is fixedly connected with the side surface of the motor, one end of the pull wire is fixedly connected with the output shaft, the other end of the pull wire is fixedly connected with the lower end of the elastic plate, and the pull wire abuts against the first roller;

    the grinding frame is a hollow cuboid, the grinding frame is vertically placed, the grinding frame is located below the grinding frame, the second supports are provided with two supports which are respectively located on the left side and the right side of the grinding frame, the second supports are L-shaped, one end of each second support is fixedly connected with the side faces of the grinding frame, the other end of each second support is fixedly connected with the lower surface of the motor, two third cross rods are respectively located on the left side and the right side of the grinding frame, the third cross rods are horizontal, one end of each third cross rod is fixedly connected with the second supports, the other end of each third cross rod is fixedly connected with the second inclined rods, the second inclined rods are provided with two supports which are respectively located on the left side and the right side of the grinding frame, the second inclined rods are inclined, and the lower ends of the second inclined rods are fixedly connected with the second supports, the upper end of the second inclined rod is fixedly connected with the side face of the grinding frame, the grinding wheel is cylindrical and is horizontally arranged, and the grinding wheel is accommodated in the grinding frame and is in shaft rotating connection with the grinding frame;

    the third support is in a concave shape, one end of the third support is fixedly connected with the bottom plate, and the other end of the third support is vertical and is respectively positioned in the recovery box;

    the second support rod is a cuboid, the second support rod is vertically arranged, the lower end of the second support rod is fixedly connected with the third support, the upper end of the second support rod is fixedly connected with the lower surface of the second support, the fourth support is L-shaped, one end of the fourth support is fixedly connected with the third support, the other end of the fourth support is fixedly connected with the side surface of the collecting frame, the collecting frame is in a hollow round table shape, the lower end of the grinding frame is contained in the collecting frame, the fourth cross rod is a cuboid, the fourth cross rod is horizontally arranged, the third support is fixedly connected with the fourth cross rod, and the fourth cross rod is provided with a through hole penetrating through the upper surface and the lower surface of the fourth cross rod;

    one end of the fourth cross rod is fixedly connected with the side surface of the cylinder, the push rod is cylindrical and vertical, the lower end of the push rod is connected with the cylinder, and the upper end of the push rod is fixedly connected with the lower surface of the push block;

    the pushing block is in a round table shape, the pushing block is contained in the grinding frame, the cross section of the positioning frame is triangular, the pushing rod penetrates through the inner surface and the outer surface of the positioning frame and is in sliding connection with the inner surface and the outer surface, and the positioning frame is fixedly connected with the fourth cross rod.

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