Double-curved-surface gear reducer connecting device

Abstract

The utility model relates to the technical field of speed reducers, and discloses a hyperboloid gear speed reducer connecting device which comprises a first flange and a second flange, a connecting ring is arranged at one end of the first flange, a limiting groove is formed in the outer side of the connecting ring, and a connecting groove correspondingly matched with the connecting ring is formed in the second flange. An elastic limiting insert matched with the limiting groove is arranged on the inner side wall of the connecting groove, the elastic limiting insert comprises a mounting groove and an insert block arranged in the mounting groove, the mounting groove is communicated with the connecting groove, one end of the insert block is connected with the inner wall of the mounting groove through a spring, and the other end of the insert block extends into the connecting groove. According to the utility model, through the matching arrangement of the elastic limiting insert and the limiting groove, the connection stability between the first flange and the second flange is effectively improved, and the flanges are prevented from rotating and falling off due to vibration of a machine.

Description

Technical Field

[0001] The utility model relates to the technical field of reducers, in particular to a hyperbolic gear reducer connecting device. Background Art

[0002] At present, most of the explosion-proof reducers on the market connect the hyperbolic gear reducer with the explosion-proof motor through flanges, open corresponding through holes on a pair of flanges, and then connect them with each other through connectors such as bolts. However, during actual operation, due to machine vibration, the flange may rotate, which may cause the bolts to loosen or even cause the flange to fall off, making it impossible to ensure a stable connection. Utility Model Content

[0003] The purpose of the utility model is to provide a hyperbolic gear reducer connection device to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hyperbolic gear reducer connection device, including a first flange and a second flange, a connecting ring is provided at one end of the first flange, a limiting groove is provided on the outer side of the connecting ring, a connecting groove corresponding to the connecting ring is provided on the second flange, an elastic limiting plug-in matching with the limiting groove is provided on the inner side wall of the connecting groove, the elastic limiting part includes an installation groove and an insert block arranged in the installation groove, the installation groove is connected to the connecting groove, one end of the insert block is connected to the inner wall of the installation groove by a spring, and the other end extends into the connecting groove.

[0005] The following improvement is made in the solution of the present application: an inclined surface is provided on the outer side of the plug block, and the limiting groove matches the shape of the plug block.

[0006] The following improvement is made in the solution of the present application: a guide rod is provided inside the spring, one end of the guide rod is connected to the inner wall of the installation groove, and the other end extends into the interior of the plug block.

[0007] The following improvement is made in the solution of the present application: a channel penetrating the second flange is opened outwardly on the side of the installation groove away from the first flange, a fixing rod is provided in the channel, and a groove matching the fixing rod is provided on the plug block.

[0008] The following improvement is made in the solution of the present application: a plurality of bolt holes are circumferentially arranged on the first flange, and threaded holes matching with the screw holes are opened on the second flange.

[0009] The following improvements are made in the present application: an explosion-proof motor is provided on the side of the second flange away from the first flange, a rotating shaft is provided at the output end of the explosion-proof motor, a through hole matching the rotating shaft is opened in the middle of the second flange, and the second flange is mounted on the rotating shaft through the through hole.

[0010] The following improvements are made in the present application: a gear reducer is provided on the side of the first flange away from the second flange, a motor shaft is provided at the input end of the gear reducer, a connecting hole matching with the rotating shaft is provided on the motor shaft, and a through hole matching with the motor shaft is opened in the middle of the first flange.

[0011] Compared with the prior art, it has the following improvements and advantages:

[0012] The utility model effectively improves the connection stability between the first flange and the second flange through the matching setting between the elastic limiting plug-in and the limiting groove, and prevents the flange from rotating and falling off due to machine vibration. It only needs to align the connecting ring with the connecting groove and push and insert it. The connecting ring squeezes the plug block so that the plug block moves into the installation groove. The spring is compressed during the movement of the plug block. When the connecting ring completely enters the connecting groove, the plug block moves out of the installation groove and into the limiting groove under the elastic force of the spring, thereby completing the locking and fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0014] Figure 1 It is a cross-sectional view of the utility model;

[0015] Figure 2 for Figure 1 The enlarged view of point A in the middle;

[0016] Figure 3 is a plan view of the first flange;

[0017] Figure 4 This is a connection diagram between the gear reducer and the explosion-proof motor.

[0018] In the figure: 1. first flange; 11. connecting ring; 12. limiting groove; 13. bolt hole; 2. second flange; 21. connecting groove; 22. channel; 3. mounting groove; 31. plug block; 311. inclined surface; 312. groove; 32. spring; 33. guide rod; 34. fixed plug rod; 4. explosion-proof motor; 41. rotating shaft; 5. gear reducer; 51. motor shaft; 52. connecting hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] Example

[0022] like Figure 1-4 As shown, a hyperbolic gear reducer connection device is mainly composed of a first flange 1 and a second flange 2, wherein a gear reducer 5 is provided on the side of the first flange 1 away from the second flange 2, an explosion-proof motor 4 is provided on the side of the second flange 2 away from the first flange 1, and the first flange 1 and the second flange 2 are respectively integrally formed with the gear reducer 5 and the explosion-proof motor 4; a rotating shaft 41 is provided at the output end of the explosion-proof motor 4, a through hole matching the rotating shaft 41 is opened in the middle of the second flange 2, a motor shaft 51 is provided at the input end of the gear reducer 5, a connecting hole 52 matching the rotating shaft 41 is provided on the motor shaft 51, and a through hole matching the motor shaft 51 is opened in the middle of the first flange 1; four bolt holes 13 are opened around the central through hole on the first flange 1, and threaded holes matching the bolt holes 13 are opened on the second flange 2, and the first flange 1 and the second flange 2 are preliminarily fixed by bolts.

[0023] A connecting ring 11 is provided at one end of the first flange 1, and a limiting groove 12 is provided on the outer side of the connecting ring 11. A connecting groove 21 corresponding to the connecting ring 11 is provided on the second flange 2. An elastic limiting plug-in matching with the limiting groove 12 is provided on the inner side wall of the connecting groove 21. The connection stability between the first flange 1 and the second flange 2 is effectively improved by the matching setting between the elastic limiting plug-in and the limiting groove 12; the elastic limiting member includes an installation groove 3 and an insert block 31 arranged in the installation groove 3, wherein the installation groove 3 is connected to the connecting groove 21, and the insert block 31 is provided with a plurality of connecting grooves 21, and the connecting groove 21 is provided with a plurality of connecting grooves 21. One end is connected to the inner wall of the mounting groove 3 through a spring 32, and the other end extends into the connecting groove 21, and an inclined surface 311 is provided on the outer side of the plug block 31, and the limiting groove 12 matches the shape of the plug block 31. A guide rod 33 is provided inside the spring 32, and one end of the guide rod 33 is connected to the inner wall of the mounting groove 3, and the other end extends into the inside of the plug block 31. At the same time, a channel 22 that passes through the second flange 2 is opened outward on the side of the mounting groove 3 away from the first flange 1, and a fixed plug rod 34 is provided in the channel 22, and a groove 312 that matches the fixed plug rod 34 is provided on the plug block 31. During assembly, first align the connecting ring 11 with the connecting groove 21 and push it into place. The connecting ring 11 squeezes the plug block 31 so that the plug block 31 moves into the mounting groove 3. The spring 32 is compressed during the movement of the plug block 31. When the connecting ring 11 completely enters the connecting groove 21, the plug block 31 moves out of the mounting groove 3 into the limiting groove 12 under the elastic force of the spring 32. Finally, the fixing rod 34 is inserted into the groove 312 along the channel 22 to further limit the plug block 31, thereby achieving locking and fixation of the first flange 1 and the second flange 2.

Claims

1. A connection device for a hypoid gear reducer, comprising a first flange (1) and a second flange (2), characterized in that: A connecting ring (11) is provided at one end of the first flange (1), and a limiting groove (12) is provided on the outer side of the connecting ring (11); a connecting groove (21) corresponding to the connecting ring (11) is provided on the second flange (2); an elastic limiting plug-in matching with the limiting groove (12) is provided on the inner side wall of the connecting groove (21); the elastic limiting plug-in comprises a mounting groove (3) and an insert block (31) arranged in the mounting groove (3); the mounting groove (3) is communicated with the connecting groove (21); one end of the insert block (31) is connected to the inner wall of the mounting groove (3) through a spring (32), and the other end extends into the connecting groove (21).

2. A hypoid gear reducer connection device according to claim 1, characterized in that: An inclined surface (311) is provided on the outer side of the insert block (31), and the limiting groove (12) matches the shape of the insert block (31).

3. A connection device for a hypoid gear reducer according to claim 2, characterized in that: A guide rod (33) is provided inside the spring (32), one end of the guide rod (33) is connected to the inner wall of the installation groove (3), and the other end extends into the interior of the insert block (31).

4. A connection device for a hypoid gear reducer according to claim 3, characterized in that: A channel (22) penetrating the second flange (2) is provided outwardly on a side of the installation groove (3) away from the first flange (1), a fixing rod (34) is provided in the channel (22), and a groove (312) matching with the fixing rod (34) is provided on the insert block (31).

5. A connection device for a hypoid gear reducer according to claim 1, characterized in that: The first flange (1) is provided with a plurality of bolt holes (13) in the circumferential direction, and the second flange (2) is provided with threaded holes matching the bolt holes (13).

6. A hypoid gear reducer connection device according to claim 1, characterized in that: An explosion-proof motor (4) is provided on the side of the second flange (2) away from the first flange (1); a rotating shaft (41) is provided at the output end of the explosion-proof motor (4); a through hole matching the rotating shaft (41) is provided in the middle of the second flange (2); and the second flange (2) is mounted on the rotating shaft (41) through the through hole.

7. A connection device for a hypoid gear reducer according to claim 6, characterized in that: A gear reducer (5) is provided on the side of the first flange (1) away from the second flange (2); a motor shaft (51) is provided at the input end of the gear reducer (5); a connecting hole (52) matching with the rotating shaft (41) is provided on the motor shaft (51); and a through hole matching with the motor shaft (51) is provided in the middle of the first flange (1).

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