CN210686740U

CN210686740U - Gear connecting rod structure for speed reducer

Info

Publication number: CN210686740U
Application number: CN201921332133.3U
Authority: CN
Inventors: 万镇; 王书红
Original assignee: Jiangsu Jintai New Reducer Co Ltd
Current assignee: Jiangsu Jintai New Reducer Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-05
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a gear connecting rod technical field specifically is a gear connecting rod structure that speed reducer used, including the gear connecting rod, the front end of gear connecting rod is provided with the connecting rod, and the rear end an organic whole of connecting rod is provided with the spliced pole, and the diameter of spliced pole is less than the diameter of connected pole, and the front end of gear connecting rod is provided with the gear groove, and the fixed welding of rear end of spliced pole has the gear, and the gear matches the block in the gear groove. In the utility model, the gear on the connecting column is directly clamped in the gear groove, and the automatic fixation of the pin realizes the quick connection of the gear connecting rod and the connecting rod, thereby facilitating the disassembly and maintenance; the utility model discloses it is fixed through the pin between well gear connecting rod and the connecting rod, fixed firm.

Description

Gear connecting rod structure for speed reducer

Technical Field

The utility model relates to a gear connecting rod technical field specifically is a gear connecting rod structure that speed reducer used.

Background

The gear connecting rod structure is a device for connecting gear connecting rod and connecting rod, can connect not unidimensional gear according to actual demand, reaches the connecting rod and passes through the gear connecting rod and drive the gear pivoted purpose on it, but it still has following drawback at the in-process of in-service use:

1. in the prior art, the gear connecting rod and the connecting rod are often fixed through a screw and a nut, so that the gear connecting rod is inconvenient to rapidly disassemble, assemble and maintain;

2. in the prior art, the connecting structure between the gear connecting rod and the connecting rod is often complex and is not suitable for wide use.

To this end, we propose a gear connecting rod structure for a speed reducer to solve the above drawbacks well.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear connecting rod structure that speed reducer used to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a gear connecting rod structure for a speed reducer comprises a gear connecting rod, a connecting rod is arranged at the front end of the gear connecting rod, a connecting column is integrally arranged at the rear end of the connecting rod, the diameter of the connecting column is smaller than that of the connecting rod, the front end of the gear connecting rod is provided with a gear groove, the rear end of the connecting column is fixedly welded with a gear, the gear is clamped in the gear groove in a matching way, the rear end of the gear groove is communicated with a rotating groove, the diameter of the rotating groove is larger than that of the gear groove, a pin contact strip is fixedly welded on the inner wall of the rotating groove, one end of the pin abutting strip, which is far away from the inner wall of the rotating groove, is flush with the inner ring surface of the gear groove, a telescopic groove is arranged on the gear teeth of the gear, the flexible block has the pin in the flexible groove, and the one end activity that the flexible groove was kept away from to the pin is inserted and is closed in the pinhole that matches, the length of pin is less than the degree of depth in flexible groove.

Preferably, the pin touch strips are of a semicircular strip structure in cross section, the pin touch strips are provided with multiple groups, and the multiple groups of pin touch strips are distributed on the inner wall of the rotating groove in a circular array shape for one circle.

Preferably, the pin is a rectangular block structure, one side of the pin, which is close to the telescopic groove, is fixedly welded with a spring, and one end of the spring, which is far away from the pin, is fixedly welded on the bottom surface of the telescopic groove.

Preferably, the pin hole is a rectangular groove structure and is arranged on the wall of the tooth groove of the outer ring of the gear groove, and the depth of the pin hole is equal to half of the length of the pin.

Preferably, the rear end of the pin hole is communicated with the rotating groove at the rear end of the gear groove, and the bottom surface of the pin hole is flush with the inner wall surface of the rotating groove.

Preferably, the length of the connecting column is larger than the thickness of the gear, and the thickness of the gear is respectively consistent with the depth of the rotating groove and the gear groove.

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

1. in the utility model, the gear on the connecting column is directly clamped in the gear groove, and the automatic fixation of the pin realizes the quick connection of the gear connecting rod and the connecting rod, thereby facilitating the disassembly and maintenance;

2. the utility model discloses it is fixed through the pin between well gear connecting rod and the connecting rod, fixed firm.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 according to the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;

fig. 6 is a cross-sectional view taken at C-C of fig. 3 according to the present invention.

In the figure: gear connecting rod 1, connecting rod 2, spliced pole 3, gear 4, gear groove 5, rotation groove 6, pin touch strip 7, flexible groove 8, pin 9, spring 10, pinhole 11.

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.

Referring to fig. 1 to 6, the present invention provides a technical solution: a gear connecting rod structure for a speed reducer comprises a gear connecting rod 1, wherein a connecting rod 2 is arranged at the front end of the gear connecting rod 1, a connecting column 3 is integrally arranged at the rear end of the connecting rod 2, the diameter of the connecting column 3 is smaller than that of the connecting rod 2, a gear groove 5 is arranged at the front end of the gear connecting rod 1, a gear 4 is fixedly welded at the rear end of the connecting column 3, the length of the connecting column 3 is larger than the thickness of the gear 4, the thickness of the gear 4 is respectively consistent with the depth of a rotating groove 6 and the depth of the gear groove 5, and the gear 4 can be ensured to extend into the rotating;

the gear 4 is clamped in the gear groove 5 in a matching mode, the rear end of the gear groove 5 is communicated with a rotating groove 6, the diameter of the rotating groove 6 is larger than that of the gear groove 5, pin contact strips 7 are fixedly welded on the inner wall of the rotating groove 6, the cross sections of the pin contact strips 7 are of semicircular strip structures, a plurality of groups of pin contact strips 7 are arranged, and the pin contact strips 7 are distributed on the inner wall of the rotating groove 6 in a circular array mode for one circle;

one end of the pin abutting strip 7, far away from the inner wall of the rotating groove 6, is flush with the inner ring surface of the gear groove 5, a telescopic groove 8 is formed in the gear teeth of the gear 4, a pin 9 is movably clamped in the telescopic groove 8, the pin 9 is in a rectangular block structure, a spring 10 is fixedly welded on one surface, close to the telescopic groove 8, of the pin 9, and one end, far away from the pin 9, of the spring 10 is fixedly welded on the bottom surface of the telescopic groove 8;

the end, far away from the telescopic groove 8, of the pin 9 is movably inserted into the matched pin hole 11, the pin hole 11 is of a rectangular groove body structure and is arranged on the wall of a tooth groove on the outer ring of the gear groove 5, the rear end of the pin hole 11 is communicated with the rotary groove 6 at the rear end of the gear groove 5, the bottom surface of the pin hole 11 is flush with the inner wall surface of the rotary groove 6, the pin hole 11 can also be arranged in the middle of the gear groove 5, at the moment, the rear end of the pin 9 is arranged to be an arc-shaped surface, and the pin 9 can be moved out of the pin hole 11 when pushed backwards, so that the fixing is more stable, the depth of the pin hole 11 is equal to half of the length of the pin 9, the pin 9 can be fixed in the telescopic groove 8 when fixed in the pin;

wherein the length of the pin 9 is less than the depth of the telescopic slot 8.

The working principle is as follows: firstly, when the connecting rod 2 and the gear connecting rod 1 are connected, the gear 4 at the end part of the connecting column 3 is directly clamped in the gear groove 5, and then the pin 9 is inserted in the corresponding pin hole 11 under the action of the elastic force of the spring 10, so that the stable connection between the connecting rod 2 and the gear connecting rod 1 is realized.

And when dismantling, only need continue to promote gear 4 inwards, the effect of spliced pole 3 just can let gear 4 continue to get into and rotate in the groove 6, then gear 4 rotates certain angle in rotating the groove 6, until pin 9 by the pin support the contact strip 7 conflict get into flexible groove 8 can, then pulling gear 4 forward stretches out, at this moment, the position of pin 9 is through staggering with pinhole 11, gear 4 can be pulled out smoothly, the quick assembly disassembly of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gear connecting rod structure that speed reducer used, includes gear connecting rod (1), its characterized in that: the front end of the gear connecting rod (1) is provided with a connecting rod (2), the rear end of the connecting rod (2) is integrally provided with a connecting column (3), the diameter of the connecting column (3) is smaller than that of the connecting rod (2), the front end of the gear connecting rod (1) is provided with a gear groove (5), the rear end of the connecting column (3) is fixedly welded with a gear (4), the gear (4) is matched and clamped in the gear groove (5), the rear end of the gear groove (5) is communicated with a rotating groove (6), the diameter of the rotating groove (6) is larger than that of the gear groove (5), a pin touch strip (7) is fixedly welded on the inner wall of the rotating groove (6), one end, away from the inner wall of the rotating groove (6), of the pin touch strip (7) is flush with the inner ring surface of the gear groove (5), a telescopic groove (8) is arranged on the gear teeth of the gear, the telescopic groove (8) is movably clamped with a pin (9), one end of the pin (9), which is far away from the telescopic groove (8), is movably inserted into the matched pin hole (11), and the length of the pin (9) is smaller than the depth of the telescopic groove (8).

2. A gear connecting rod structure for a speed reducer according to claim 1, wherein: the pin contact strips (7) are of a semicircular strip structure, the pin contact strips (7) are provided with multiple groups, and the multiple groups of pin contact strips (7) are distributed on the inner wall of the rotating groove (6) in a circular array shape.

3. A gear connecting rod structure for a speed reducer according to claim 1, wherein: the pin (9) is a rectangular block structure, one side of the pin (9) close to the telescopic groove (8) is fixedly welded with a spring (10), and one end of the spring (10) far away from the pin (9) is fixedly welded on the bottom surface of the telescopic groove (8).

4. A gear connecting rod structure for a speed reducer according to claim 1, wherein: pinhole (11) are rectangle groove body structure and set up on the wall of gear groove (5) outer lane tooth's socket, and the degree of depth of pinhole (11) equals half of the length of pin (9).

5. A gear connecting rod structure for a speed reducer according to claim 1, wherein: the rear end of the pin hole (11) is communicated with the rotating groove (6) at the rear end of the gear groove (5), and the bottom surface of the pin hole (11) is flush with the inner wall surface of the rotating groove (6).

6. A gear connecting rod structure for a speed reducer according to claim 1, wherein: the length of spliced pole (3) is greater than the thickness of gear (4), the thickness of gear (4) is unanimous with the degree of depth of rotating groove (6), gear groove (5) respectively.