CN210770116U

CN210770116U - Gear with anti-backlash structure

Info

Publication number: CN210770116U
Application number: CN201921490608.1U
Authority: CN
Inventors: 张毅; 陆玉娟
Original assignee: Gaoyou Jingbiao Gear Manufacturing Co ltd
Current assignee: Gaoyou Jingbiao Gear Manufacturing Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-16
Anticipated expiration: 2029-09-09

Abstract

The utility model relates to the technical field of gears, and a gear with crack structure that disappears is disclosed, including fluted disc, fixed block, crack spring, interior solid circle, dogtooth, mounting hole, wearing layer, wear-resisting ball and wear-resisting piece disappear, the positive fixedly connected with fixed block of fluted disc, the fluted disc has the crack spring that disappears through fixed block swing joint, the inboard fixedly connected with interior solid circle of fluted disc, the mounting hole has been seted up to the inboard of interior solid circle, the outside fixedly connected with dogtooth of fluted disc, the outside fixedly connected with wearing layer of dogtooth, the inside packing of wearing layer has the adhesive, the inside of wearing layer is through the wear-resisting ball of adhesive fixedly connected with, the inside of wearing layer is through the wear-resisting piece of adhesive fixedly connected with. This gear with gap structure that disappears reduces the damage for the wearability is all strengthened to the part of the inside and outside easy loss of gear, has realized the purpose that the wearability is stronger, slows down the shun of loss all, prolongs the life of gear.

Description

Gear with anti-backlash structure

Technical Field

The utility model relates to a gear technical field specifically is a gear with crack structure disappears.

Background

The gear is a mechanical element with a rim on which the gear is continuously meshed to transmit motion and power, the gear is applied in transmission for a long time, at the end of the 19 th century, the principle of generating a gear cutting method and the successive appearance of a special machine tool and a cutter for cutting the gear by using the principle are realized, and the running stability of the gear is emphasized along with the development of production.

The existing anti-backlash gear is convenient for eliminating the clearance between the gears, idle stroke errors cannot be generated, but the wear resistance of the existing anti-backlash gear in the actual use process is not strong enough, a large amount of abrasion can be generated due to the fact that gears need to be transmitted for a long time, and transmission failure can be caused once the abrasion is excessive, so that the whole service life of the gears is shortened, and the gear with the anti-backlash structure is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a gear with clearance structure disappears possesses the stronger advantage of wear resistance, has solved current clearance gear wear resistance and has not strong enough, because the gear needs long-term transmission each other, can produce a large amount of wearing and tearing, in case the wearing and tearing are excessive, will lead to the transmission to become invalid for the problem that the whole life of gear reduces.

(II) technical scheme

For the purpose that realizes above-mentioned wear resistance is stronger, the utility model provides a following technical scheme: the utility model provides a gear with crack structure disappears, includes fluted disc, fixed block, crack spring, interior solid circle, dogtooth, mounting hole, wearing layer, wear-resisting ball and wear-resisting piece disappears, the positive fixedly connected with fixed block of fluted disc, the fluted disc has the crack spring that disappears through fixed block swing joint, the inboard fixedly connected with interior solid circle of fluted disc, the mounting hole has been seted up to the inboard of interior solid circle, the outside fixedly connected with dogtooth of fluted disc, the outside fixedly connected with wearing layer of dogtooth, the inside packing of wearing layer has the viscose agent, the wear-resisting ball of viscose agent fixedly connected with is passed through to the inside of wearing layer, the wear-resisting piece of viscose agent fixedly connected with is passed through to the inside of wearing layer.

Preferably, the number of the anti-backlash springs is four, and the number of the fixing blocks is twice of that of the anti-backlash springs.

Preferably, the thickness of the wear-resistant layer is more than one millimeter, and the thickness of the inner fixed ring is more than three millimeters.

Preferably, the inner fixed ring is made of high manganese steel, a zinc layer is plated on the outer surface of the fluted disc, and the thickness of the zinc layer is not more than one millimeter.

Preferably, the wear-resistant layer is made of chrome molybdenum silicon manganese steel, and the outer surface of the wear-resistant layer is plated with a platinum-gold alloy coating.

Preferably, the wear-resistant ball is made of nodular cast iron, and the wear-resistant block is made of high-toughness hard alloy.

(III) advantageous effects

Compared with the prior art, the utility model provides a gear with gap structure disappears possesses following beneficial effect:

this gear with crack structure disappears, the viscose is got up wear-resisting ball and wear-resisting piece adhesion in the inside of wearing layer, make wear-resisting ball and wear-resisting piece distribute in order, with the help of the wearing layer, the high wearability of wear-resisting ball and wear-resisting piece material, make the gear possess high wearability, and interior solid circle also adopts the high manganese steel of high wearability to make, make interior solid circle when rubbing with the installation thing, reduce the damage, make the wearability all strengthened to the part of the inside and outside easy loss of gear, the stronger purpose of wearability has been realized, the short period of loss that slows down all, the life of extension gear.

Drawings

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

fig. 2 is a schematic view of the connection structure of the middle wear-resistant layer and the wear-resistant ball of the present invention.

In the figure: 1 fluted disc, 2 fixed blocks, 3 anti-backlash springs, 4 internal fixation rings, 5 convex teeth, 6 mounting holes, 7 wear-resistant layers, 8 wear-resistant balls and 9 wear-resistant blocks.

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. 1-2, a gear with a backlash structure comprises a fluted disc 1, a fixed block 2, backlash springs 3, an inner fixed ring 4, convex teeth 5, mounting holes 6, a wear-resistant layer 7, wear-resistant balls 8 and a wear-resistant block 9, wherein the fixed block 2 is fixedly connected to the front surface of the fluted disc 1, the fluted disc 1 is movably connected with the backlash springs 3 through the fixed block 2, the number of the backlash springs 3 is four, the number of the fixed blocks 2 is twice of the number of the backlash springs 3, the inner fixed ring 4 is fixedly connected to the inner side of the fluted disc 1, the inner fixed ring 4 is made of high manganese steel, a zinc layer is plated on the outer surface of the fluted disc 1, the thickness of the zinc layer is not more than one millimeter, the inner fixed ring 4 is provided with the mounting holes 6, the convex teeth 5 are fixedly connected to the outer part of the fluted disc 1, the wear-resistant layer 7 is fixedly connected to the outer part of the convex teeth 5, the wear, the inner part of the wear-resistant layer 7 is filled with an adhesive, the wear-resistant layer 7 is made of chrome molybdenum silicon manganese steel, the outer surface of the wear-resistant layer 7 is plated with a platinum-gold alloy coating, the inner part of the wear-resistant layer 7 is fixedly connected with a wear-resistant ball 8 through the adhesive, the inner part of the wear-resistant layer 7 is fixedly connected with a wear-resistant block 9 through the adhesive, the wear-resistant ball 8 is made of nodular cast iron, the wear-resistant block 9 is made of high-toughness hard alloy, the adhesive is used for adhering the wear-resistant ball 8 and the wear-resistant block 9 in the wear-resistant layer 7, so that the wear-resistant ball 8 and the wear-resistant block 9 are distributed orderly, the high wear resistance of the materials of the wear-resistant layer 7, the wear-resistant ball 8 and the wear-resistant block 9 is utilized, the gear has high wear resistance, the inner fixed ring 4 is also made of high-resistant high-manganese steel, the damage is reduced when the inner fixed ring 4 is, the shun of slowing down the loss prolongs the service life of the gear.

In conclusion, this gear with gap structure disappears, the viscose glues the inside at wearing layer 7 with wear-resisting ball 8 and wear-resisting piece 9 adhesion, make wear-resisting ball 8 and wear-resisting piece 9 distribute in order, with the help of the high wearability of wearing layer 7, wear-resisting ball 8 and wear-resisting piece 9 material, make the gear possess high wearability, and interior solid circle 4 also adopts the high manganese steel of high wearability to make, make interior solid circle 4 when rubbing with the installation thing, reduce the damage, make the inside and outside easy wearing feature of part all strengthen the wearability of gear, realized the stronger mesh of wearability, the shun that slows down the loss is all, the life of extension gear.

It should be understood that the drawings in the specification show structures, ratios, sizes, etc. only for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and not for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of structures, changes of ratio relation or adjustment of size should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 with gap structure disappears, includes fluted disc (1), fixed block (2), gap spring (3), interior solid circle (4), dogtooth (5), mounting hole (6), wearing layer (7), wear-resisting ball (8) and wear-resisting piece (9), its characterized in that: the front fixedly connected with fixed block (2) of fluted disc (1), fluted disc (1) has anti-backlash spring (3) through fixed block (2) swing joint, solid circle (4) in the inboard fixedly connected with of fluted disc (1), mounting hole (6) have been seted up to the inboard of interior solid circle (4), outside fixedly connected with dogtooth (5) of fluted disc (1), outside fixedly connected with wearing layer (7) of dogtooth (5), the inside packing of wearing layer (7) has the viscose, the inside of wearing layer (7) is through the wear-resisting ball (8) of viscose fixedly connected with, the inside of wearing layer (7) is through the wear-resisting piece (9) of viscose fixedly connected with.

2. A gear having an anti-backlash structure according to claim 1, wherein: the number of the anti-backlash springs (3) is four, and the number of the fixed blocks (2) is twice that of the anti-backlash springs (3).

3. A gear having an anti-backlash structure according to claim 1, wherein: the thickness of the wear-resistant layer (7) is more than one millimeter, and the thickness of the inner fixed ring (4) is more than three millimeters.

4. A gear having an anti-backlash structure according to claim 1, wherein: the inner fixed ring (4) is made of high manganese steel, a zinc layer is plated on the outer surface of the fluted disc (1), and the thickness of the zinc layer is not more than one millimeter.

5. A gear having an anti-backlash structure according to claim 1, wherein: the wear-resistant layer (7) is made of chrome molybdenum silicon manganese steel, and a platinum-gold alloy coating is plated on the outer surface of the wear-resistant layer (7).

6. A gear having an anti-backlash structure according to claim 1, wherein: the wear-resistant ball (8) is made of nodular cast iron, and the wear-resistant block (9) is made of high-toughness hard alloy.