Transmission device of homodromous conical double-screw extruder
Technical Field
The invention relates to a transmission device of a homodromous conical double-screw extruder. Belongs to the technical field of mechanical equipment.
Background
The transmission device of the homodromous conical double-screw extruder is an important part widely applied to mechanical transmission and has the functions of reducing speed and changing transmission direction and transmission torque.
The output end of the transmission device of the existing homodromous conical double-screw extruder is unstable in operation, low in torque and high in rotating speed, and meanwhile, the occupied space is large, so that the requirements of customers are not met.
Disclosure of Invention
The invention aims to overcome the defects and provide the transmission device of the homodromous conical double-screw extruder, which has the advantages of stable operation, high torque, low rotating speed and small occupied space.
The purpose of the invention is realized in the following way:
the transmission device of the homodromous conical double-screw extruder is characterized in that: the novel high-speed gear comprises an input shaft, a gear shaft, a pinion, a large gear, a first output shaft, a first transition wheel, a second transition wheel, a transition shaft, a left-handed cylindrical conical gear, a right-handed cylindrical conical gear, a second output shaft and a magnetic switch contact, wherein the pinion is arranged on the gear shaft, the large gear and the first transition wheel are arranged on the first output shaft, the second transition wheel and the left-handed cylindrical conical gear are arranged on the transition shaft, the right-handed cylindrical conical gear is arranged on the second output shaft, the input shaft is in gear fit with the pinion, the gear shaft is in gear fit with the large gear, the first transition wheel is in gear fit with the second transition wheel, the left-handed cylindrical conical gear is in gear fit with the right-handed cylindrical conical gear, and the magnetic switch contact is arranged above the first output shaft and the second output shaft.
The invention relates to a transmission device of a homodromous conical double-screw extruder, which comprises a bottom plate, an adjusting rod and a rocking plate, wherein the bottom plate is arranged on a box body of a gear box, the section of the rocking plate is in an inverted hook shape, the rocking plate comprises a straight plate and an inclined plate, the right end of the straight plate is connected with the upper end of the inclined plate, the bottom plate is provided with a contact matched with the left end of the straight plate, the middle part of the straight plate is connected with one end of the adjusting rod, the other end of the adjusting rod extends out of the box body, and the lower end of the inclined plate is matched with a first output shaft and a second output shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the transmission device of the homodromous conical double-screw extruder, the input shaft drives the gear shaft (left-handed) to rotate through the pinion, the gear shaft is matched with the large gear to drive the first output shaft (right-handed) to rotate, the first transition wheel on the first output shaft is matched with the second transition wheel on the transition shaft, so that the transition shaft (left-handed) rotates, the left-handed cylindrical conical gear on the transition shaft is matched with the right-handed cylindrical conical gear on the second output shaft, the second output shaft (right-handed) rotates, and the two output shafts are in the same direction.
2. According to the transmission device of the homodromous conical double-screw extruder, when the first output shaft and the second output shaft are unstable in operation, the inclined plate of the rocking plate is lifted, at the moment, the left end of the straight plate of the rocking plate is in contact with the contact to generate a power-off signal, the gear box stops operating, after the fault is solved, the gear box operates again when the adjusting rod is rotated to a proper position, and the magnetic switch contact further ensures the stable operation of the gear box.
Drawings
Fig. 1 is a schematic view of a driving device of a co-rotating conical twin-screw extruder according to the present invention.
FIG. 2 is a schematic view of another angle of a driving device of a co-rotating conical twin-screw extruder according to the present invention
Fig. 3 is a schematic view of a magnetic switch contact of the present invention.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a top view of fig. 3.
In the figure:
the input shaft 1 is provided with a plurality of grooves,
the gear shaft 2 is provided with a gear shaft,
the pinion 3 is provided with a pair of teeth,
the large gear wheel 4 is provided with a plurality of teeth,
the first output shaft 5 is provided with a first output shaft,
the first transition wheel 6 is provided with a first set of wheels,
a second transition wheel 7 is provided which,
the transition shaft 8 is provided with a pair of grooves,
a left-hand cylindrical bevel gear 9,
a right-hand cylindrical bevel gear 10,
the second output shaft 11 is provided with a second output shaft,
the magnetic switch contact 12 is provided with a contact,
the base plate 12.1 is provided with a recess,
the contact 12.1.1 is arranged to be,
the control rod 12.2 is arranged to be moved,
rocker plate 12.3.
Detailed Description
Referring to fig. 1-5, the invention relates to a transmission device of a homodromous conical double-screw extruder, which comprises an input shaft 1, a gear shaft 2, a pinion 3, a large gear 4, a first output shaft 5, a first transition wheel 6, a second transition wheel 7, a transition shaft 8, a left-handed cylindrical conical gear 9, a right-handed cylindrical conical gear 10, a second output shaft 11 and a magnetic switch contact 12, wherein the pinion 3 is arranged on the gear shaft 2, the large gear 4 and the first transition wheel 6 are arranged on the first output shaft 5, the second transition wheel 7 and the left-handed cylindrical conical gear 9 are arranged on the transition shaft 8, the right-handed cylindrical conical gear 10 is arranged on the second output shaft 11, the input shaft 1 is in gear fit with the pinion 3, the gear shaft 2 is in gear fit with the large gear 4, the first transition wheel 6 is in gear fit with the second transition wheel 7, the left-handed cylindrical conical gear 9 is in gear fit with the right-handed cylindrical conical gear 10, and the magnetic switch contact 12 is arranged above the first output shaft 5 and the second output shaft 11.
The magnetic switch contact 12 comprises a bottom plate 12.1 (not shown in fig. 1 and 2), an adjusting rod 12.2 and a rocking plate 12.3, wherein the bottom plate 12.1 is arranged on a box body of the gear box, the section of the rocking plate 12.3 is in an inverted hook shape, the rocking plate 12.3 comprises a straight plate and a sloping plate, the right end of the straight plate is connected with the upper end of the sloping plate, a contact 12.1.1 matched with the left end of the straight plate is arranged on the bottom plate 12.1, the middle part of the straight plate is connected with one end of the adjusting rod 12.2, the other end of the adjusting rod 12.2 extends out of the box body, and the lower end of the sloping plate is matched with the tops of the first output shaft 5 and the second output shaft 11.
Working principle: the input shaft 1 drives the gear shaft 2 (left-handed) to rotate through the pinion 3, the gear shaft 2 and the large gear 4 are matched to drive the first output shaft 5 (right-handed) to rotate, the first transition wheel 6 on the first output shaft 5 is matched with the second transition wheel on the transition shaft 8, the transition shaft 8 (left-handed) rotates, the left-handed cylindrical conical gear 9 on the transition shaft 8 is matched with the right-handed cylindrical conical gear 10 on the second output shaft 11, and the second output shaft 11 (right-handed) rotates, so that the two output shafts are in the same direction.
When the first output shaft 5 and the second output shaft 11 are unstable in operation, the inclined plate of the rocking plate 12.3 is lifted, at the moment, the left end of the straight plate of the rocking plate 12.3 is contacted with the contact 12.1.1, a power-off signal is generated, the gear box stops operating, and after the fault is solved, the gear box is restarted when the adjusting rod 12.2 is rotated to a proper position.