CN213088711U

CN213088711U - Durable type rotary speed reducer

Info

Publication number: CN213088711U
Application number: CN202021958371.8U
Authority: CN
Inventors: 张彭; 董金梅
Original assignee: Xuzhou Jincheng Planet Transmission Co ltd
Current assignee: Xuzhou Jincheng Planet Transmission Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-30
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a durable rotary speed reducer, which comprises a base, a rotary support, a worm shell and a worm input hole, wherein the rotary support is arranged at the middle position of the base, the worm shell is fixed at the bottom end of the base, the worm input hole is arranged at one side of the worm shell, a stable structure is arranged at the bottom end of the worm shell, the stable structure comprises a fixing bolt, a base and an elongated plate, the bottom end of the worm shell is provided with the base, the elongated plate transversely penetrates through the base, and the fixing bolt penetrates through both ends of the elongated plate. And run through the base, for this reason stability will greatly increased, make equipment operation also more stable.

Description

Durable type rotary speed reducer

Technical Field

The utility model relates to a rotary speed reducer technical field specifically is a durable type rotary speed reducer.

Background

The rotary speed reducer is a very common and widely-applied rotary speed reduction transmission mechanism, is mainly applied to various large machines and is a speed reducer, the rotary speed reducer on the market is more in variety at present, and most of the rotary speed reducers basically meet daily use requirements:

however, the existing rotary speed reducer still has certain defects to be solved, for example, the stability of the chassis of the rotary speed reducer is insufficient when the rotary speed reducer is used, so that the unstable chassis may occur when the rotary speed reducer is used fixedly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable type rotary reducer to solve the not enough problem of stability that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a durable type slewing reducer, includes base, slewing bearing, worm shell and worm input hole, the intermediate position department of base is provided with slewing bearing, the bottom mounting of base has the worm shell, the worm input hole has been seted up to one side of worm shell, the bottom of worm shell is provided with stable structure, stable structure includes fixing bolt, base and lengthened plate, the bottom of worm shell is provided with the base, the inside of base transversely runs through there is lengthened plate, fixing bolt has all been run through at lengthened plate's both ends.

Preferably, the lateral wall of base is provided with the dismouting structure, the dismouting structure includes apron, locating pin, constant head tank, expanding spring and flexible groove, the apron is installed to the lateral wall of base, the apron design is the arc structure, the flexible groove has all been seted up at the both ends of apron, the inside in flexible groove all is fixed with expanding spring, expanding spring's top all is fixed with the locating pin, the both ends of base inner wall all are provided with the constant head tank.

Preferably, slewing bearing's surface is provided with wear-resisting structure, wear-resisting structure includes wearing layer, ceramic grained layer, epoxy layer and polyolefin layer, slewing bearing's surface is provided with the wearing layer, the inside of wearing layer is provided with the ceramic grained layer, the below of ceramic grained layer is provided with the epoxy layer, the below of epoxy layer is provided with the polyolefin layer.

Preferably, the length of the extension plate is longer than that of the base, and the thickness of the extension plate is smaller than that of the base.

Preferably, the locating pin is inserted and is established the inside of constant head tank, the width of locating pin is less than the inside width of constant head tank, constitute the block structure between locating pin and the constant head tank.

Preferably, the positioning pin is designed to be a telescopic structure in the telescopic groove by using a telescopic spring, and the positioning pin is symmetrically designed about a vertical central axis of the cover plate.

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

1. the base is arranged at the bottom of the worm shell at the bottom of the base and used for improving the stability of equipment, the lengthening plate is additionally arranged in the base, the lengthening plate and the fixing bolt on the lengthening plate can be used for effectively improving the overall stability of the equipment, and the lengthening plate is longer than the base and penetrates through the base, so that the stability is greatly improved, and the equipment is more stable to operate;

2. the detachable cover plate is arranged on the side wall of the base, so that the cover plate can be detached to realize convenient maintenance or overhaul of the gear inside the base, the two ends of the cover plate are provided with the telescopic grooves and the positioning pins, the telescopic springs are fixed between the positioning pins and the telescopic grooves, the positioning pins can be used for telescopic movement, the positioning pins can be inserted into the positioning grooves at the two ends inside the base for fixing, and therefore fixing is completed, and the cover plate can be pulled out during detachment;

3. through installing this equipment to required position department and using, utilize slewing bearing to carry out the transmission, for improving slewing bearing's wear resistance, be provided with the wearing layer at slewing bearing's inner circle, the inside of wearing layer sets up ceramic grained layer, epoxy layer and polyolefin layer, utilizes the wear resistance that these several kinds of coatings can promote the wearing layer greatly to extension slewing bearing's life alleviates wear-resisting degree.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the wear-resistant layer of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a slewing bearing; 3. a worm casing; 4. stabilizing the structure; 401. fixing the bolt; 402. a base; 403. a lengthening plate; 5. a wear resistant structure; 501. a wear layer; 502. a layer of ceramic particles; 503. an epoxy resin layer; 504. a polyolefin layer; 6. a disassembly and assembly structure; 601. a cover plate; 602. positioning pins; 603. positioning a groove; 604. a tension spring; 605. a telescopic groove; 7. a worm input aperture.

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. 1-4, the present invention provides an embodiment: a durable rotary speed reducer comprises a base 1, a rotary support 2, a worm shell 3 and a worm input hole 7, wherein the rotary support 2 is arranged in the middle of the base 1, the worm shell 3 is fixed at the bottom end of the base 1, the worm input hole 7 is formed in one side of the worm shell 3, and a stable structure 4 is arranged at the bottom end of the worm shell 3;

the side wall of the base 1 is provided with a dismounting structure 6, the dismounting structure 6 comprises a cover plate 601, a positioning pin 602, positioning slots 603, a telescopic spring 604 and a telescopic slot 605, the cover plate 601 is mounted on the side wall of the base 1, the cover plate 601 is designed to be an arc-shaped structure, the telescopic slots 605 are formed in both ends of the cover plate 601, the telescopic springs 604 are fixed in the telescopic slots 605, the positioning pins 602 are fixed at the top ends of the telescopic springs 604, the positioning slots 603 are formed in both ends of the inner wall of the base 1, the positioning pin 602 is inserted into the positioning slots 603, the width of the positioning pin 602 is smaller than the inner width of the positioning slots 603, a clamping structure is formed between the positioning pin 602 and the positioning slots 603, the positioning pin 602 is designed to be a telescopic structure in the telescopic slots 605 by using the telescopic;

specifically, as shown in fig. 2 and 4, a detachable cover plate 601 is disposed on a side wall of the base 1, the cover plate 601 can be detached to realize convenient maintenance or overhaul of the internal gear of the base 1, telescopic slots 605 and positioning pins 602 are disposed at two ends of the cover plate 601, a telescopic spring 604 is fixed between the positioning pins 602 and the telescopic slots 605, the positioning pins 602 of the telescopic springs 604 can be used for telescopic movement, the positioning pins 602 can be inserted into positioning slots 603 at two ends inside the base 1 for fixing, so that fixing is completed, and the cover plate 601 is only required to be pulled out during detachment;

a wear-resistant structure 5 is arranged on the outer surface of the slewing bearing 2, the wear-resistant structure 5 comprises a wear-resistant layer 501, a ceramic particle layer 502, an epoxy resin layer 503 and a polyolefin layer 504, the wear-resistant layer 501 is arranged on the outer surface of the slewing bearing 2, the ceramic particle layer 502 is arranged in the wear-resistant layer 501, the epoxy resin layer 503 is arranged below the ceramic particle layer 502, and the polyolefin layer 504 is arranged below the epoxy resin layer 503;

specifically, as shown in fig. 1 and fig. 3, the equipment is installed at a desired position for use, the slewing bearing 2 is used for transmission, in order to improve the wear resistance of the slewing bearing 2, a wear-resistant layer 501 is arranged on an inner ring of the slewing bearing 2, a ceramic particle layer 502, an epoxy resin layer 503 and a polyolefin layer 504 are arranged inside the wear-resistant layer 501, and the wear resistance of the wear-resistant layer 501 can be greatly improved by using the coatings, so that the service life of the slewing bearing 2 is prolonged, and the wear resistance is reduced;

the stabilizing structure 4 comprises a fixing bolt 401, a base 402 and an elongated plate 403, the base 402 is arranged at the bottom end of the worm shell 3, the elongated plate 403 transversely penetrates through the base 402, the fixing bolt 401 penetrates through two ends of the elongated plate 403, the length of the elongated plate 403 is longer than that of the base 402, and the thickness of the elongated plate 403 is smaller than that of the base 402;

specifically, as shown in fig. 1, a base 402 is disposed at the bottom of the worm casing 3 at the bottom of the base 1 for improving the stability of the device, an elongated plate 403 is additionally disposed inside the base 402, the overall stability of the device can be effectively improved by using the elongated plate 403 and a fixing bolt 401 thereon, and the length of the elongated plate 403 is longer than that of the base 402 and penetrates through the base 402, so that the stability is greatly increased, and the device is more stable in operation.

The working principle is as follows: when the device is used, the device is firstly installed to a required position for use, the slewing bearing 2 is used for transmission, in order to improve the wear resistance of the slewing bearing 2, the wear-resistant layer 501 is arranged on the inner ring of the slewing bearing 2, the ceramic particle layer 502, the epoxy resin layer 503 and the polyolefin layer 504 are arranged in the wear-resistant layer 501, and the wear resistance of the wear-resistant layer 501 can be greatly improved by utilizing the coatings, so that the service life of the slewing bearing 2 is prolonged, and the wear resistance is reduced;

then, a detachable cover plate 601 is arranged on the side wall of the base 1, the cover plate 601 can be detached to realize convenient maintenance or overhaul of the internal gear of the base 1, telescopic grooves 605 and positioning pins 602 are arranged at two ends of the cover plate 601, telescopic springs 604 are fixed between the positioning pins 602 and the telescopic grooves 605, the positioning pins 602 of the telescopic springs 604 can be used for telescopic movement, the positioning pins 602 can be inserted into positioning grooves 603 at two ends inside the base 1 for fixing, so that the fixing is completed, and the cover plate 601 can be pulled out during detachment;

finally, be provided with base 402 in base 1 bottom worm shell 3's bottom for improve equipment's stability, the inside of base 402 adds has extension plate 403 again, utilizes extension plate 403 and the last fixing bolt 401 of can effectively improve the holistic stability of equipment, because extension plate 403's length is good at base 402, and runs through base 402, stability will greatly increased for this reason, makes equipment operation also more stable.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a durable type slewing reducer, includes base (1), slewing bearing (2), worm shell (3) and worm input hole (7), its characterized in that: the middle position department of base (1) is provided with slewing bearing (2), the bottom mounting of base (1) has worm shell (3), worm input hole (7) have been seted up to one side of worm shell (3), the bottom of worm shell (3) is provided with stable structure (4), stable structure (4) include fixing bolt (401), base (402) and extension plate (403), the bottom of worm shell (3) is provided with base (402), the inside of base (402) transversely runs through extension plate (403), fixing bolt (401) have all been run through to the both ends of extension plate (403).

2. The durable rotary reducer of claim 1, wherein: the side wall of base (1) is provided with dismouting structure (6), dismouting structure (6) are including apron (601), locating pin (602), constant head tank (603), expanding spring (604) and telescopic slot (605), apron (601) are installed to the side wall of base (1), apron (601) design is the arc structure, telescopic slot (605) have all been seted up at the both ends of apron (601), telescopic slot (605) inside all is fixed with expanding spring (604), the top of expanding spring (604) all is fixed with locating pin (602), the both ends of base (1) inner wall all are provided with constant head tank (603).

3. The durable rotary reducer of claim 1, wherein: the outer surface of slewing bearing (2) is provided with wear-resisting structure (5), wear-resisting structure (5) are including wearing layer (501), ceramic grained layer (502), epoxy layer (503) and polyolefin layer (504), the surface of slewing bearing (2) is provided with wearing layer (501), the inside of wearing layer (501) is provided with ceramic grained layer (502), the below of ceramic grained layer (502) is provided with epoxy layer (503), the below of epoxy layer (503) is provided with polyolefin layer (504).

4. The durable rotary reducer of claim 1, wherein: the length of the elongated plate (403) is longer than that of the base (402), and the thickness of the elongated plate (403) is smaller than that of the base (402).

5. A durable rotary reduction gear according to claim 2, wherein: the locating pin (602) is inserted into the locating groove (603), the width of the locating pin (602) is smaller than the width of the locating groove (603), and a clamping structure is formed between the locating pin (602) and the locating groove (603).

6. A durable rotary reduction gear according to claim 2, wherein: the positioning pin (602) is designed to be in a telescopic structure in the telescopic groove (605) by using a telescopic spring (604), and the positioning pin (602) is symmetrically designed relative to the vertical central axis of the cover plate (601).