CN212717891U

CN212717891U - Output shaft fixing device of double-output-shaft high-torque gearbox

Info

Publication number: CN212717891U
Application number: CN202021493759.5U
Authority: CN
Inventors: 李凯歌
Original assignee: JIANGSU MEIZLON MACHINERY CO Ltd
Current assignee: JIANGSU MEIZLON MACHINERY CO Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-16
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a double-output-shaft high-torque gearbox output shaft fixing device, which comprises a box body, wherein the side wall of the box body is provided with a first round hole and a second round hole which run through the inner side and the outer side of the box body, and the inner side of the side wall of the box body, which is positioned on the first round hole and the second round hole, is provided with a abdicating groove; two bearings and two isolation seats are arranged in the first round hole and the second round hole, and the two bearings and the two isolation seats in the same round hole are distributed at intervals. The device is supported by double bearings, and a gap is reserved between the double bearings, so that the supporting effect is better; the heat generated by the device is easier to radiate.

Description

Output shaft fixing device of double-output-shaft high-torque gearbox

Technical Field

The utility model belongs to the technical field of the gear box, concretely relates to high moment of torsion gear box output shaft fixing device of dual output shaft.

Background

At present, most of extruders used in the market are low-torque gear box structures, and along with social development and industrial progress, high efficiency and energy conservation become the leading idea of mechanical manufacturing; the patent numbers are: 201510493394.3 provides a double-input gear pair high-torque gear box, which changes the traditional single gear pair input into double gear pair input by adding a transition shaft, changes the original one input force to drive two output resistances into two input forces to drive two output resistances, realizes the input torque superposition, and the generated torque is twice of the traditional gear box; however, when the torque is large, the bearing capacity of the output shaft and the box body is large, the abrasion is also large, the heating effect is obvious, and strong support is needed, so that a double-output-shaft high-torque gearbox bearing fixing device capable of solving the problems is urgently needed.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a dual output axle high torque gear box output shaft fixing device can realize having good supporting effect and radiating effect's fixing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fixing device for an output shaft of a double-output-shaft high-torque gear box comprises a box body, wherein a first round hole and a second round hole penetrating through the inner side and the outer side of the box body are formed in the side wall of the box body, a abdicating groove is formed in the inner side, located on the first round hole and the second round hole, of the side wall of the box body, two ends of the abdicating groove are both arc-shaped, the axes of the first round hole and the second round hole are respectively superposed with the arc centers of the upper arc and the lower arc of the abdicating groove, and the first round hole and the second round hole are communicated through four through holes which;

two bearings and two isolation seats are respectively arranged in the first round hole and the second round hole, the width of each bearing is the same as that of each isolation seat, and the two bearings and the two isolation seats in the same round hole are distributed at intervals; the bearing on one output shaft corresponds to the isolation seat on the other output shaft, and a pressing plate is arranged outside the box body.

Preferably, the isolation seat comprises a circular ring, a plurality of inner radiating rings which are uniformly distributed are circumferentially distributed on the inner side of the circular ring, a plurality of outer radiating rings which are uniformly distributed are circumferentially distributed on the outer side of the circular ring, a first empty groove is arranged between every two adjacent outer radiating rings, a second empty groove is arranged between every two adjacent inner radiating rings, the first empty grooves correspond to the inner radiating rings one to one, and the second empty grooves correspond to the outer radiating rings one to one.

Preferably, the pressing plate is fixedly installed on the outer side wall of the box body through bolts.

Preferably, the isolation seat is made of aluminum alloy.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model realizes the double-bearing support of the device by sleeving the isolating seats and the bearings which are distributed at intervals outside the output shaft, and a gap is left between the double bearings, so that the support effect is better;

(2) the utility model discloses the mutual one-to-one of isolation seat and bearing that two output shaft outsides cup jointed, and correspond and seted up the through hole between two isolation seats and the bearing frame, realized that the produced heat of this device changes and gives off.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the isolation seat of the present invention;

fig. 3 is a partial sectional view of the inside of the side wall of the box body of the present invention.

Description of reference numerals:

1. the device comprises a box body, 2, bolts, 3, a first output shaft, 4, a second output shaft, 5, a compression plate, 6, an isolation seat, 61, an outer heat dissipation ring, 62, a circular ring, 63, an inner heat dissipation ring, 7, a bearing, 8, a yielding groove, 9, a first circular hole, 10, a second circular hole, 11 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the fixing device for the output shafts of the double-output-shaft high-torque gearbox comprises a box body 1, wherein a first round hole 9 and a second round hole 10 penetrating through the inner side and the outer side of the box body 1 are formed in the side wall of the box body 1, abdicating grooves 8 are formed in the inner sides of the first round hole 9 and the second round hole 10 in the side wall of the box body 1, both ends of each abdicating groove 8 are arc-shaped, the axes of the first round hole 9 and the second round hole 10 are respectively coincided with the arc centers of the upper arc and the lower arc of the abdicating groove 8, the first output shaft 3 passes through the first round hole 9, the second output shaft 4 passes through the second round hole 9, and the axes of the two output shafts are respectively coincided with the arc centers of the two arcs;

two bearings 7 and two isolation seats 6 are arranged in the first round hole 9 and the second round hole 10, the isolation seat 6 comprises a circular ring 62, a plurality of inner heat dissipation rings 63 which are uniformly distributed are circumferentially distributed on the inner side of the circular ring 62, a plurality of outer radiating rings 61 which are uniformly distributed are circumferentially distributed on the outer side of the circular ring 62, a first empty groove is arranged between every two adjacent outer radiating rings 61, a second empty groove is arranged between every two adjacent inner radiating rings 63, the first empty grooves correspond to the inner radiating rings 63 one by one, the second empty grooves correspond to the outer radiating rings 61 one by one, the isolating seat 6 is made of aluminum alloy, the isolating seat 6 isolates the bearing 7, can realize better supporting effect, and the heat generated by the bearing 7 is easily transferred to the isolation seat 6 of the bulkhead, the width of the bearing 7 is the same as that of the isolation seat 6, and the two bearings 7 and the two isolation seats 6 which are positioned in the same round hole are distributed at intervals; the bearing 7 on one output shaft corresponds to the isolation seat 6 on the other output shaft, the compression plate 5 is mounted outside the box body 1, the compression plate 5 is fixedly mounted on the outer side wall of the box body 1 through the bolt 2, the first round hole 9 and the second round hole 10 are communicated through four through holes 11 which are uniformly distributed, the four through holes 11 are respectively arranged between four corresponding groups of isolation seats 6 and the bearing 7 which are arranged up and down, heat generated by the bearing 7 can be transmitted to the isolation seat 6 at the top or the bottom, and the heat dissipation effect is better.

During the use, install isolation seat 6 and bearing 7 in proper order inside two first output shaft 3 and second output shaft 4 and fixed through bolt 2, and isolation seat 6 and bearing 7 cup joint in proper order on first output shaft 3 and second output shaft 4, when first output shaft 3 and second output shaft 4 rotate, because the moment of torsion is great, every output shaft all supports through two bearings 7, the supporting effect is better, and all be equipped with isolation seat 6 between per two bearings 7, isolation seat 6 has the heat dissipation function, play good radiating effect.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a high moment of torsion gear box output shaft fixing device of dual output shaft which characterized in that: the anti-theft box comprises a box body (1), wherein a first round hole (9) and a second round hole (10) penetrating through the inner side and the outer side of the box body (1) are formed in the side wall of the box body (1), a abdicating groove (8) is formed in the inner side, located on the first round hole (9) and the second round hole (10), of the side wall of the box body (1), the two ends of the abdicating groove (8) are arc-shaped, the axle centers of the first round hole (9) and the second round hole (10) are respectively superposed with the arc centers of the upper arc and the lower arc of the abdicating groove (8), and the first round hole (9) is communicated with the second round hole (10) through four through holes (11) which are uniformly distributed;

two bearings (7) and two isolation seats (6) are respectively arranged in the first round hole (9) and the second round hole (10), the width of each bearing (7) is the same as that of each isolation seat (6), and the two bearings (7) and the two isolation seats (6) which are positioned in the same round hole are distributed at intervals; a bearing (7) on one output shaft corresponds to a separation seat (6) on the other output shaft, and a pressing plate (5) is arranged outside the box body (1).

2. The fixing device for the output shaft of the double-output-shaft high-torque gearbox is characterized in that the isolation seat (6) comprises a circular ring (62), a plurality of inner radiating rings (63) which are uniformly distributed are circumferentially distributed on the inner side of the circular ring (62), a plurality of outer radiating rings (61) which are uniformly distributed are circumferentially distributed on the outer side of the circular ring (62), a first empty groove is formed between every two adjacent outer radiating rings (61), a second empty groove is formed between every two adjacent inner radiating rings (63), the first empty grooves correspond to the inner radiating rings (63) one to one, and the second empty grooves correspond to the outer radiating rings (61) one to one.

3. The double-output-shaft high-torque gearbox output shaft fixing device is characterized in that the pressing plate (5) is fixedly installed on the outer side wall of the box body (1) through bolts (2).

4. The fixing device for the output shafts of the double-output-shaft high-torque gearbox according to claim 3, characterized in that the isolating seat (6) is made of aluminum alloy.