CN216666368U

CN216666368U - Novel small-size square bale is picked up and is pressed round bevel gear reducing gear box for bundle machine

Info

Publication number: CN216666368U
Application number: CN202121755273.9U
Authority: CN
Inventors: 敖恩查; 邢冀辉; 王强; 孟玉刚; 李伟; 张丽
Original assignee: Hohhot Branch Of Chinese Academy Of Agricultural Mechanization Sciences Co ltd
Current assignee: Hohhot Branch Of Chinese Academy Of Agricultural Mechanization Sciences Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-06-03
Anticipated expiration: 2031-07-27

Abstract

The utility model belongs to the field of machinery, and particularly relates to a novel conical gear reduction box for a small square bale picking and baling machine. The utility model has compact structure and high reliability.

Description

Novel small-size square bale is picked up and is pressed round bevel gear reducing gear box for machine

Technical Field

The utility model belongs to the field of machinery, and particularly relates to a gear transmission device. In particular to a conical gear reduction box for a novel small square bale picking and baling machine.

Background

With the wide popularization and application of the series products of the small square bale pickup baler in China, users have higher requirements on the aspects of bale density, falling resistance, ton grass energy consumption, bale regularity and the like due to the requirement of reducing the transportation cost. The requirement for developing a novel small square bale picking and baling machine with higher bale density is objectively provided, and the requirement for more reasonable power output and smaller axial size of an output shaft is correspondingly provided for the main bevel gear reducer.

Disclosure of Invention

The utility model aims to provide a conical gear speed reducer for a novel small square bale picking and baling machine.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a novel small-size square bale is picked up and is pressed bale machine conical gear reducing gear box, mainly by the bevel pinion axle, bevel pinion end cover combination, conical roller bearing one, the box, conical roller bearing two, conical roller bearing three, threaded fastener one, big bevel gear axle, big bevel gear end cover combination unification, big end cover threaded fastener, big end cover, big bevel gear threaded fastener, big bevel gear end cover combination two, conical roller bearing four, threaded fastener two, bevel pinion lock is female, the oil cup, the hoist and mount bolt, the locating pin, the plug screw of refueling ventilate, the plug screw is constituteed, power is input by the bevel pinion axle, big bevel gear axle both ends are exported. The bevel pinion shaft is installed on the box body through a first tapered roller bearing and a second tapered roller bearing, the axial clearance of the bearings is adjusted through a bevel pinion locking nut, and the shaft end of the bevel pinion shaft is sealed through a bevel pinion end cover combination. The large bevel gear and the large bevel gear shaft are connected by a large bevel gear nut fastener in a connection mode that the large bevel gear shaft is embedded into the large bevel gear and is fastened by threads, one end of the large bevel gear nut fastener is installed on the box body through a third tapered roller bearing and a first large bevel gear end cover assembly, the other end of the large bevel gear nut fastener is installed on the box body through a fourth tapered roller bearing and a second large bevel gear end cover assembly, and the large bevel gear nut fastener is connected between the large bevel gear nut fastener and the box body. The big bevel gear end cover assembly is arranged on the box body through a threaded fastener I and is responsible for axial positioning of the tapered roller bearing III and sealing of the big bevel gear shaft; and the second large bevel gear end cover assembly is arranged on the large end cover through a second threaded fastener and is responsible for axial positioning of the fourth tapered roller bearing and sealing of the large bevel gear. The first big bevel gear end cover assembly and the second big bevel gear end cover assembly are matched to adjust the meshing backlash of the gear pair.

Two ends of the large bevel gear shaft adopt spline forms, and the splines are in a bilateral symmetry structure. That is, when one position of one end is a spline groove, the same position of the other end is also a spline groove (or when one position of one end is a spline tooth, the same position of the other end is also a spline groove), and the two are symmetrical about the same plane passing through the central line of the bevel gear shaft.

The joint of the big bevel gear shaft and the big bevel gear adopts a structure with one side protruding and the other side sinking, so that the big bevel gear axial connecting piece obtains smaller axial dimension, and the space dimension requirement of the novel small square bale pickup baler on the bevel gear speed reducer is met.

The large bevel gear end cover assembly and the threaded fastener I are connected with the box body, and the large bevel gear end cover assembly and the threaded fastener I are embedded in the box body, so that the small size is obtained in the axial direction of the large bevel gear.

The mounting hole of the utility model is arranged below the box body. The mounting hole of the bevel gear reducer of the small square bale pickup baler is usually arranged on the side face of the box body, and higher requirements are provided for the overall rigidity and the manufacturing precision of the small square bale pickup baler. The utility model reduces the requirements on the whole rigidity and the manufacturing precision of the small square bale picking and baling machine to a certain extent.

The utility model has the characteristics of compact structure and high reliability.

Drawings

FIG. 1 is a top cross-sectional view of the present invention

Fig. 2 is a side view of the present invention.

Fig. 3 is a front view of the present invention.

FIG. 4 is a cross-sectional view of a large bevel gear shaft and a cross-sectional view of a spline of the present invention

Fig. 5 is a cross-sectional view of a large bevel gear of the present invention.

Referring to fig. 1, 2, 3, 4, 5: 1. the small bevel gear shaft assembly comprises a small bevel gear shaft, a small bevel gear end cover assembly, a first tapered roller bearing assembly, a second tapered roller bearing assembly, a 6 tapered roller bearing assembly, a third tapered roller bearing assembly, a 7 tapered roller bearing assembly, a first threaded fastener assembly, a 8 tapered gear shaft, a 9 tapered roller bearing assembly, a first tapered gear end cover assembly, a 10 tapered roller bearing assembly, a large end cover threaded fastener assembly, a 11 tapered end cover assembly, a 12 tapered gear assembly, a 13 tapered roller gear threaded fastener assembly, a 14 tapered gear end cover assembly, a second tapered roller bearing assembly, a 15 tapered roller bearing assembly, a fourth tapered roller bearing assembly, a 16 tapered fastener assembly, a second threaded fastener assembly, a 17, a small bevel gear lock nut assembly, an 18, an oil cup, a 19, a hoisting bolt, a 20, a positioning pin, a 21, a ventilation oil filling screw plug, a 22 and a screw plug.

Detailed Description

The utility model is further described with reference to the accompanying drawings:

the utility model provides a novel small-size square bale is picked up and is pressed circular cone gear speed reducer for machine, mainly by bevel pinion axle 1, bevel pinion end cover combination 2, tapered roller bearing 3, box 4, tapered roller bearing two 5, tapered roller bearing three 6, threaded fastener 7, bevel pinion axle 8, bevel pinion end cover combination 9, big end cover threaded fastener 10, big end cover 11, bevel pinion 12, bevel pinion threaded fastener 13, bevel pinion end cover combination two 14, tapered roller bearing four 15, threaded fastener two 16, bevel pinion lock nut 17, oil cup 18, lifting bolt 19, locating pin 20, ventilate and refuel plug screw 21, plug screw 22 constitute. According to the attached drawing 1, a small bevel gear shaft 1, a first tapered roller bearing 3, a second tapered roller bearing 5, a third tapered roller bearing 6, a large bevel gear shaft 8, a large bevel gear 12, a large bevel gear threaded fastener 13, a fourth tapered roller bearing 15 and a small bevel gear lock nut 17 are sequentially arranged in a box body 4. The small bevel gear end cover assembly 2 is arranged at the outer side of the box body 4 and the end of the small bevel gear shaft 1, and simultaneously seals the small bevel gear shaft 1. And a large bevel gear end cover assembly 9 is arranged at one end of a large bevel gear shaft 8 outside the box body 4 through a threaded fastener I7, and seals the end of the large bevel gear shaft 8 while limiting the axial position of the tapered roller bearing III 6. And a second large bevel gear end cover combination 14 is arranged at the other end of the large bevel gear shaft 8 on the large end cover 11 through a second threaded fastener 16, and the large bevel gear shaft 8 is sealed while the axial position of a fourth tapered roller bearing 15 is limited. Meanwhile, the first big bevel gear end cover assembly 9 and the second big bevel gear end cover assembly 14 are matched to adjust the meshing backlash of the gear pair. The large end cover 11 is mounted on the box 4 by large end cover threaded fasteners 10. According to the attached figure 2, an oil cup 18, a hoisting bolt 19, a ventilating oil filling screw plug 21 and a screw plug 22 are sequentially arranged outside a box body. The oil cup 18 is used for filling lubricating grease, and plays a role in assisting in lubricating the tapered roller bearing I3, and meanwhile, the filled lubricating grease is matched with the small bevel gear end cover combination 2 to prevent dust and the like from entering, and plays a role in assisting in sealing the small bevel gear shaft 1. The ventilation refueling screw plug 21 has the functions of ventilation and new lubricating oil filling. The upper screw plug 22 is used for observing the oil level of the filled lubricating oil, and the lower screw plug 22 is used for discharging the old lubricating oil during maintenance. The positioning pin 20 is responsible for the installation and the positioning of the large end cover 11 and the box body during the processing. According to the attached figure 3, the novel small square bale picking and baling machine is arranged below the box body (4) through the fixed mounting hole of the bevel gear reducer. According to the attached figure 4, the two ends of the large bevel gear shaft 8 are in the form of splines, and the splines are in a left-right symmetrical structure. That is, when one position of one end is a spline groove, the same position of the other end is also a spline groove (or when one position of one end is a spline tooth, the same position of the other end is also a spline groove), and the two are symmetrical about the same plane passing through the central line of the bevel gear shaft. The joint of the big bevel gear shaft 8 and the big bevel gear 12 adopts a structure with one side protruding and the other side recessed, so that the big bevel gear shaft 8 obtains smaller axial dimension to the connecting piece, and the space dimension requirement of the novel small square bale pickup baler on the bevel gear speed reducer is met. According to the attached

drawings

4 and 5, the embedded shaft section of the large bevel gear shaft 8 is matched with the embedded hole of the large bevel gear 12, and the installation accuracy of the large bevel gear shaft and the large bevel gear is guaranteed.

Claims

1. A novel conical gear reduction box for a small square bale picking and baling machine is mainly composed of a small bevel gear shaft (1), a small bevel gear end cover combination (2), a conical roller bearing I (3), a box body (4), a conical roller bearing II (5), a conical roller bearing III (6), a threaded fastener I (7), a large bevel gear shaft (8), a large bevel gear end cover combination I (9), a large end cover threaded fastener (10), a large end cover (11), a large bevel gear (12), a large bevel gear threaded fastener (13), a large bevel gear end cover combination II (14), a conical roller bearing IV (15), a threaded fastener II (16), a small bevel gear lock nut (17), an oil cup (18), a hoisting bolt (19), a positioning pin (20), an air-ventilation oil-filling screw plug (21) and a screw plug (22), and is characterized in that power is input by the small bevel gear shaft (1), and the air-oil-filling screw plug (22) is connected with the small bevel gear shaft, Two ends of a large bevel gear shaft (8) are output, a small bevel gear shaft (1) is installed on a box body (4) through a first tapered roller bearing (3) and a second tapered roller bearing (5), the axial clearance of the first tapered roller bearing (3) and the second tapered roller bearing (5) is adjusted through a lock nut (17) of a small bevel gear, the shaft end of the small bevel gear shaft (1) is sealed through a small bevel gear end cover combination (2), a large bevel gear (12) and the large bevel gear shaft (8) are embedded into a large bevel gear (12) through the large bevel gear shaft (8), the large bevel gear shaft and the large bevel gear shaft are connected through a first threaded fastener (7), one end of the large bevel gear shaft and the large bevel gear end cover combination (9) is installed on the box body (4) through a third tapered roller bearing (6), a first threaded fastener (7) and a first large bevel gear end cover combination (9), the other end of the large bevel gear end cover combination (14) and a second threaded fastener (16) are installed on the box body (4) through a fourth tapered roller bearing (15), the big end cover (11) is connected with the box body (4) through a big end cover threaded fastener (10).

2. The conical gear reducer for the novel small square bale picking and baling machine according to claim 1, wherein the small bevel gear shaft (1) of the power input end is in the form of a gear shaft, and the large bevel gear (12) and the large bevel gear shaft (8) of the power output end are connected in a manner that the large bevel gear shaft (8) is embedded into the large bevel gear (12) and fastened by threads.

3. The conical gear reducer for the novel small square bale picking and baling machine according to claim 1, wherein the two ends of the large bevel gear shaft (8) are in the form of splines, and the splines are in a left-right symmetrical structure.

4. The bevel gear reducer for a novel small square bale picking and baling machine as recited in claim 1, characterized in that the joint of the large bevel gear shaft (8) and the large bevel gear (12) adopts a structure with one side convex and the other side concave.

5. A novel conical gear reducer for a small square bale picking and baling machine as per claim 1, wherein the first large conical gear end cover assembly (9) and the first threaded fastener (7) are embedded in the box body (4).

6. The conical gear reducer for the novel small square bale picking and baling machine according to claim 1, wherein the fixing and mounting holes are arranged below the box body (4), and the auxiliary connecting holes are arranged above the side of the box body (4).