CN217683150U

CN217683150U - Lightweight gear reducer

Info

Publication number: CN217683150U
Application number: CN202220579501.XU
Authority: CN
Inventors: 马博言
Original assignee: Zhengzhou Strict Intelligent Technology Co ltd
Current assignee: Zhengzhou Strict Intelligent Technology Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-10-28
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a lightweight gear reducer, which comprises a housin, the casing contains epitheca and inferior valve constitution, and the upper end of epitheca is provided with the lid, and the epitheca is the tubular structure, and the inferior valve is the trough-shaped structure, has seted up the notch between epitheca and the inferior valve, and contact department is provided with protruding edge, and protruding edge is last to be provided with the mounting hole, and it is provided with the driven shaft to slide in the notch, and one side of driven shaft is provided with the driving shaft, and the driving shaft rotates with the casing to be connected, is provided with the driving tooth on the driving shaft, and the driven shaft is provided with driven subassembly, driven subassembly contains ring one, ring gear two and driven tooth. The utility model discloses a be provided with can the superimposed driven gear train of independent assortment, through such compound mode, change and adjust the drive ratio of gear spare for this device possesses the potentiality that has different drive ratios under same casing condition, and ring gear one, ring gear two and driven tooth are independent structure, are convenient for change the use alone, also can superpose the combined use, and selectivity is abundanter.

Description

Lightweight gear reducer

Technical Field

The utility model relates to a reduction gear field technical field especially relates to a lightweight gear reducer.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.

The speed reducer is generally used for low-speed and large-torque transmission equipment, and the purpose of reducing speed is achieved by meshing a motor, an internal combustion engine or other high-speed running power with a large gear on an output shaft through a gear with a small number of teeth on an input shaft of the speed reducer, an ordinary speed reducer also has several pairs of gears with the same principle to achieve an ideal speed reduction effect, and the ratio of the number of the teeth of the large gear and the teeth of the small gear is a transmission ratio,

however, in the prior art, the transmission ratio in the same shell is fixed, and the possibility of change is not available.

Accordingly, those skilled in the art have provided a lightweight gear reducer to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lightweight gear reducer to solve the problem that proposes among the above-mentioned background art.

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

a lightweight gear reducer comprises a shell, wherein the shell comprises an upper shell and a lower shell, a cover body is arranged at the upper end of the upper shell, the upper shell is of a cylindrical structure, the lower shell is of a groove-shaped structure, a notch is formed between the upper shell and the lower shell, a convex edge is arranged at the contact part of the upper shell and the lower shell, a mounting hole is formed in the convex edge, a driven shaft is arranged in the notch in a sliding mode, a driving shaft is arranged on one side of the driven shaft and is rotatably connected with the shell, driving teeth are arranged on the driving shaft, and a driven assembly is arranged on the driven shaft; driven subassembly contains ring gear one, ring gear two and driven tooth, and the driven tooth outside cover is equipped with ring gear two, and the outside cover of ring gear two is equipped with ring gear one, and driven subassembly is the superimposed mode of combination, is convenient for obtain different drive ratios's reduction gear.

As a further improvement scheme of the technical scheme: a plurality of limiting grooves are formed in the driven assembly, the limiting grooves stretch over the first toothed ring, the second toothed ring and the driven teeth, fixing strips are embedded in the limiting grooves, and fixing holes are formed in the fixing strips and the limiting grooves, so that the driven assemblies in different combinations can be properly fixed.

As a further improvement scheme of the technical scheme: both sides of the driven shaft are rotatably provided with a bearing and a fastener, the bearing is positioned in the notch of the shell, and both ends of the fastener are provided with limiting holes.

As a further improvement scheme of the technical scheme: fastening holes are formed in the two sides of the shell, limiting holes in the fastening pieces correspond to the fastening holes, the fastening positions can be adjusted conveniently, the position of the driven shaft is matched with driven assemblies under different combinations, and the driving teeth are meshed with the driven assemblies.

As a further improvement scheme of the technical scheme: the driving teeth and the driven teeth are both provided with shaft holes, the driven teeth are provided with lightening grooves, and clamping grooves are formed in the shaft holes and are convenient to limit with the shaft rod.

As a further improvement scheme of the technical scheme: the lid is the magnet structure, and the installation is convenient, and it is half open structure to open the back casing, and the opening mode is that the wedge steel sheet inserts the edge, perk one side after alright open the lid.

As a further improvement scheme of the technical scheme: the both ends of fastener all are provided with the gim peg, and the gim peg is connected with the fastening hole, and the purpose makes the fixed position between driven shaft and the driving shaft, realizes its spacing.

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

the utility model discloses a be provided with can the superimposed driven gear group of independent assortment, through such compound mode, change and adjust the drive ratio of gear spare for this device possesses the potentiality that has different drive ratios under same casing condition, and the ring gear one, ring gear two and driven tooth are independent structure, and the exclusive change of being convenient for uses, also can superpose the combination and use, selectivity abundanter.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention.

In the drawings:

fig. 1 is a schematic structural view of a lightweight gear reducer according to the present invention;

fig. 2 is a schematic structural view of a driven assembly in a lightweight gear reducer according to the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2

Fig. 4 is a schematic structural view of driving teeth and driven teeth in a lightweight gear reducer according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a cover body; 2. a housing; 3. a convex edge; 4. a fastening hole; 5. a drive shaft; 6. a first toothed ring; 7. a second gear ring; 8. a driven tooth; 9. a driving tooth; 10. a bearing; 11. a driven shaft; 12. a fastener; 13. a fixing strip; 14. a weight reduction groove; 15. a shaft hole; 16. a limiting groove.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, in the embodiment of the present invention, a lightweight gear reducer, including casing 2, casing 2 contains epitheca and inferior valve and constitutes, the upper end of epitheca is provided with lid 1, the epitheca is the tubular structure, the inferior valve is the slot-shaped structure, the notch has been seted up between epitheca and the inferior valve, and contact department is provided with protruding edge 3, be provided with the mounting hole on protruding edge 3, it is provided with driven shaft 11 to slide in the notch, one side of driven shaft 11 is provided with driving shaft 5, driving shaft 5 rotates with casing 2 to be connected, be provided with initiative tooth 9 on the driving shaft 5, driven shaft 11 is provided with driven subassembly.

It is worth mentioning that the driven assembly comprises a first gear ring 6, a second gear ring 7 and a driven gear 8, the second gear ring 7 is sleeved on the outer side of the driven gear 8, the first gear ring 6 is sleeved on the outer side of the second gear ring 7, and the driven assembly is in a combined and overlapped mode, so that the speed reducer with different transmission ratios can be obtained conveniently.

What need introduce is, set up a plurality of spacing groove 16 on the driven subassembly, spacing groove 16 crosses ring gear 6, ring gear 7 and driven tooth 8, and spacing inslot 16 embeds is equipped with fixed strip 13, has all seted up the fixed orifices in fixed strip 13 and the spacing groove 16 for driven subassembly under the different combinations all can obtain suitable fixed.

In addition, driven shaft 11's both sides all rotate and are provided with bearing 10 and fastener 12, and bearing 10 is located the notch of casing 2, and the both ends of fastener 12 all are provided with spacing hole.

Referring to fig. 1, fastening holes 4 are formed in both sides of the housing 2, and a limiting hole in the fastening member 12 corresponds to the fastening hole 4, so that the position of the fastening member 12 can be conveniently adjusted, the position of the driven shaft 11 is matched with driven assemblies in different combinations, and the driving teeth 9 are engaged with the driven assemblies.

And, all be provided with shaft hole 15 on drive tooth 9 and the driven tooth 8, seted up on the driven tooth 8 and subtract heavy groove 14, be provided with the draw-in groove in the shaft hole 15, be convenient for spacing with the axostylus axostyle.

Referring to fig. 1, the cover 1 is a magnet structure, and is convenient to install, and the opened case 2 is a semi-open structure, and the opening mode is that a wedge-shaped steel plate is inserted into the edge, and the cover 1 can be opened after the edge is tilted.

Furthermore, both ends of the fastening piece 12 are provided with fixing bolts, and the fixing bolts are connected with the fastening holes 4, so that the driven shaft 11 and the driving shaft 5 are fixed in position, and the limiting is realized.

The utility model discloses a theory of operation is:

when in actual use, at first can make up driven subassembly as required, can be for driven gear 14 directly with the meshing of initiative tooth 9, driven tooth 8 outside cup joints gear two 7 and the meshing of initiative tooth 9, the outside of ring gear two 7 cup joints ring gear 6 and meshes with initiative tooth 9, three kinds of combination schemes, back both sides all need fix it through fixed strip 13, the fixed orifices in the fixed strip 13 is groove structure, the gim peg of being convenient for is hidden. According to the difference of combination, the position of adjustment fastener 12 to fix fastener and fastening hole 4 through the gim peg, through such compound mode, change and adjust the drive ratio of gear spare, make this device under same casing 2 condition, possess the potentiality that has different drive ratios, and the ring gear 6, ring gear 7 and driven tooth 8 are independent structure, are convenient for change the use alone, also can superpose the combination and use, and the selectivity is abundanter.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A light-weight gear reducer comprises a shell (2) and is characterized in that the shell (2) comprises an upper shell and a lower shell, a cover body (1) is arranged at the upper end of the upper shell, the upper shell is of a cylindrical structure, the lower shell is of a groove-shaped structure, a notch is formed between the upper shell and the lower shell, a convex edge (3) is arranged at the contact position of the upper shell and the lower shell, a mounting hole is formed in the convex edge (3), a driven shaft (11) is arranged in the notch in a sliding mode, a driving shaft (5) is arranged on one side of the driven shaft (11), the driving shaft (5) is rotatably connected with the shell (2), driving teeth (9) are arranged on the driving shaft (5), and a driven assembly is arranged on the driven shaft (11); driven subassembly contains ring gear (6), ring gear two (7) and driven tooth (8), and driven tooth (8) outside cover is equipped with ring gear two (7), and the outside cover of ring gear two (7) is equipped with ring gear (6).

2. The lightweight gear reducer according to claim 1, wherein the driven component is provided with a plurality of limiting grooves (16), the limiting grooves (16) span the first gear ring (6), the second gear ring (7) and the driven teeth (8), fixing strips (13) are embedded in the limiting grooves (16), and fixing holes are formed in the fixing strips (13) and the limiting grooves (16).

3. The lightweight gear reducer according to claim 1, wherein both sides of the driven shaft (11) are rotatably provided with a bearing (10) and a fastener (12), the bearing (10) is located in a notch of the housing (2), and both ends of the fastener (12) are provided with limit holes.

4. The light-weight gear reducer is characterized in that fastening holes (4) are formed in two sides of the shell (2), and limiting holes in the fastening pieces (12) correspond to the fastening holes (4).

5. The lightweight gear reducer according to claim 2, wherein the driving gear (9) and the driven gear (8) are provided with shaft holes (15), and the driven gear (8) is provided with weight reduction grooves (14).

6. The reduction gear unit according to claim 1, wherein the cover (1) has a magnet structure.

7. A lightweight gear reducer according to claim 3 wherein the fastening member (12) is provided with fixing pegs at both ends, the fixing pegs being connected to the fastening holes (4).