CN215521895U

CN215521895U - Planet steel ball speed reducer with dustproof construction

Info

Publication number: CN215521895U
Application number: CN202121359856.XU
Authority: CN
Inventors: 周忠良; 孙海东; 陈频云
Original assignee: Senlimao Wuxi Intelligent Technology Co ltd
Current assignee: Senlimao Wuxi Intelligent Technology Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-14
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a planetary steel ball speed reducer with a dustproof structure, which comprises a speed reducer main body, wherein an output end of the speed reducer main body is sleeved with and fixedly connected with a fixing frame, the outer side of the fixing frame is clamped with a clamping frame, the inner part of one side of the clamping frame, which is far away from the speed reducer main body, is clamped with a casing, the casing is sleeved outside a connecting shaft of the speed reducer main body, the casing is detachably connected to the fixing frame through a fixing bolt, one side of the casing, which is far away from the fixing frame, is fixedly connected with a mounting ring, and the middle part of one side of the mounting ring, which is far away from the casing, is provided with a clamping groove, and the planetary steel ball speed reducer has the beneficial effects that: according to the utility model, the casing with the two clamping plates is arranged at the output end of the speed reducer main body, the two clamping plates are clamped outside the connecting shaft of the speed reducer main body together, and the two clamping plates are attached to the connecting shaft of the speed reducer main body through the sealing strips, so that dust in air can be prevented from attaching to the connecting shaft of the speed reducer main body to influence the normal operation of the speed reducer.

Description

Planet steel ball speed reducer with dustproof construction

Technical Field

The utility model relates to the technical field of planetary speed reducers, in particular to a planetary steel ball speed reducer with a dustproof structure.

Background

The planetary steel ball speed reducer adopts the rolling engagement of a curve groove and a precise steel ball to transmit motion. The planet steel ball speed reducer has very small running clearance. The smooth curve groove is matched with a high-precision steel ball, so that the motion can be perfectly transmitted, and the system can obtain excellent control performances such as position, speed and the like.

When the planet steel ball speed reducer used at present is used, the end part of a connecting shaft of the speed reducer is mostly exposed in the air, lubricating oil is often smeared on the connecting shaft of the speed reducer in order to facilitate the operation of the speed reducer, and when the planet steel ball speed reducer works, foreign matters such as dust in the air can be attached to the connecting shaft of the planet steel ball speed reducer, so that the surface of the connecting shaft of the planet steel ball speed reducer becomes rough, and the normal operation of the planet steel ball speed reducer is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a planetary steel ball speed reducer with a dustproof structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a planet steel ball speed reducer with a dustproof structure comprises a speed reducer main body, wherein an output end sleeve of the speed reducer main body is provided with and fixedly connected with a fixing frame, the outer side of the fixing frame is clamped with a clamping frame, the inner part of one side of the clamping frame, which is far away from the speed reducer main body, is clamped with a sleeve shell, the sleeve shell is sleeved outside a connecting shaft of the speed reducer main body and is detachably connected to the fixing frame through a fixing bolt, one side of the sleeve shell, which is far away from the fixing frame, is fixedly connected with an installation ring, the middle part of one side of the installation ring, which is far away from the sleeve shell, is provided with a clamping groove, the inner wall of one side of the clamping groove, which is close to the sleeve shell, is provided with a fixing groove, the inner part of the circumference of the fixing groove is clamped with two clamping plates, the inner walls of the two clamping plates are fixedly connected with sealing strips, and one side of the two clamping plates, which is far away from the speed reducer main body, is provided with a mounting groove, limiting mechanisms are arranged in the mounting grooves;

stop gear all includes the slide, the equal sliding connection of slide is in the inside of place mounting groove, the equal fixedly connected with inserted bar in one side of the connecting axle that reduction gear main part was kept away from to the slide, the one end that the inserted bar was kept away from the place slide all passes the inside of place mounting groove and surely pegs graft in the inner wall of draw-in groove, the equal fixedly connected with locating lever in one side of the connecting axle that the slide is close to reduction gear main part, the outside of locating lever all overlaps and is equipped with first spring, the equal fixedly connected with baffle in one side that reduction gear main part was kept away from to the slide, the equal fixedly connected with arm-tie in one side that homonymy mounting groove was kept away from to the baffle.

Preferably, the first spring is far away from the equal fixed connection of the one end of the connecting axle of reduction gear main part on homonymy slide, the equal fixed connection of the one end of homonymy slide is kept away from to first spring is on the inner wall of place mounting groove.

Preferably, the baffles are located on the outer sides of the mounting grooves on the same side, and the widths of the baffles are larger than those of the mounting grooves on the same side.

Preferably, the inside sliding connection of fixed slot has the stripper plate, one side that the reducer main part was kept away from to the stripper plate is contradicted and is connected on two cardboard, one side that the stripper plate is close to the reducer main part is through a plurality of second spring fixed connection on the inner wall of fixed slot.

Preferably, the stripper plate is of an annular structure, the stripper plate is sleeved on the outer wall of the circumference of one side close to the main body of the speed reducer and is fixedly connected with a limiting ring, and the limiting ring is slidably connected inside the limiting groove.

Preferably, the two clamping plates have the same size and are of semicircular structures, and the two clamping plates are respectively sleeved on the connecting shaft of the speed reducer main body.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the casing with the two clamping plates is arranged at the output end of the speed reducer main body, the two clamping plates are clamped outside the connecting shaft of the speed reducer main body together, and the two clamping plates are attached to the connecting shaft of the speed reducer main body through the sealing strips, so that dust in air can be prevented from attaching to the connecting shaft of the speed reducer main body to influence the normal operation of the speed reducer.

Drawings

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

FIG. 2 is an enlarged view of the area A in FIG. 1;

FIG. 3 is a schematic view of a mounting ring configuration of the present invention;

FIG. 4 is a schematic view of a card board structure of the present invention;

fig. 5 is a schematic side view of the present invention.

In the figure: 1. a reducer body; 2. a fixing frame; 3. clamping a frame; 4. a housing; 5. fixing the bolt; 6. a mounting ring; 7. clamping a plate; 8. mounting grooves; 9. a limiting mechanism; 91. a slide plate; 92. inserting a rod; 93. positioning a rod; 94. a first spring; 95. a baffle plate; 96. pulling a plate; 10. fixing grooves; 11. a limiting groove; 12. a pressing plate; 13. a limiting ring; 14. a second spring; 15. a sealing strip; 16. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a planet steel ball speed reducer with a dustproof structure comprises a speed reducer main body 1, wherein an output end sleeve of the speed reducer main body 1 is provided with and fixedly connected with a fixed frame 2, the outer side of the fixed frame 2 is clamped with a clamping frame 3, one side of the clamping frame 3, which is far away from the speed reducer main body 1, is internally clamped with a sleeve shell 4, the sleeve shell 4 is sleeved outside a connecting shaft of the speed reducer main body 1, the sleeve shell 4 is detachably connected on the fixed frame 2 through a fixing bolt 5, one side of the sleeve shell 4, which is far away from the fixed frame 2, is fixedly connected with an installation ring 6, the middle part of one side of the installation ring 6, which is far away from the sleeve shell 4, is provided with a clamping groove 16, one side of the clamping groove 16, which is close to the sleeve shell 4, is provided with a fixing groove 10, the circumferential inner wall of the fixing groove 10 is provided with a limiting groove 11, the inner parts of the clamping grooves 16 are clamped with two clamping plates 7, sealing strips 15 are fixedly connected on the inner walls of the two clamping plates 7, one side, which is far away from the speed reducer main body 1, is provided with a mounting groove 8, stop gear 9 is all installed to mounting groove 8's inside, stop gear 9 all includes slide 91, the equal sliding connection of slide 91 is in the inside of place mounting groove 8, slide 91 keeps away from the equal fixedly connected with inserted bar 92 in one side of the connecting axle of reduction gear main part 1, inserted bar 92 keeps away from the one end of place slide 91 and all passes the inside of place mounting groove 8 and surely pegs graft in the inner wall of draw-in groove 16, slide 91 is close to the equal fixedly connected with locating lever 93 in one side of the connecting axle of reduction gear main part 1, the outside of locating lever 93 all overlaps and is equipped with first spring 94, the equal fixedly connected with baffle 95 in one side of reduction gear main part 1 is kept away from to slide 91, the equal fixedly connected with arm-tie 96 in one side of homonymy mounting groove 8 is kept away from to baffle 95, accessible stop gear 9 fixes two cardboard 7 in the inside of draw-in groove 16 during the use, avoid two cardboard 7 to rock in draw-in groove 16.

The inside of the fixed groove 10 is connected with an extrusion plate 12 in a sliding manner, one side of the extrusion plate 12, which is far away from the speed reducer main body 1, is connected to the two clamping plates 7 in an abutting manner, one side of the extrusion plate 12, which is close to the speed reducer main body 1, is fixedly connected to the inner wall of the fixed groove 10 through a plurality of second springs 14, the extrusion plate 12 is of an annular structure, the outer wall of the circumference of one side of the extrusion plate 12, which is close to the speed reducer main body 1, is sleeved with and fixedly connected with a limiting ring 13, the limiting ring 13 is connected to the inside of the limiting groove 11 in a sliding manner, when in use, the two clamping plates 7 can be extruded, the two clamping plates 7 are conveniently pushed out of the clamping groove 16 during replacement, the two clamping plates 7 are the same in size and are both of a semicircular structure, the two clamping plates 7 are respectively sleeved on the connecting shaft of the speed reducer main body 1, the two clamping plates 7 are conveniently combined together and clamped on the connecting shaft of the speed reducer main body 1, one end, which is far away from the connecting shaft of the first spring 94, is fixedly connected to the same side sliding plate 91, first spring 94 keeps away from the equal fixed connection of one end of homonymy slide 91 on the inner wall of place mounting groove 8, conveniently extrudes slide 91, appears the phenomenon of distortion when avoiding flexible simultaneously, and baffle 95 all is located the outside of homonymy mounting groove 8, and the width of baffle 95 is all big than homonymy mounting groove 8's width, conveniently shelters from homonymy mounting groove 8, avoids the foreign matter to get into the inside of mounting groove 8, influences first spring 94's flexible.

Specifically, when the utility model is used, the casing 4 is fixed on the fixing frame 2 through the fixing bolt 5, then the two clamping plates 7 are respectively clamped on the upper and lower end circumference outer walls of the connecting shaft part of the speed reducer main body 1 and are abutted together, at the moment, the two clamping plates 7 form an annular structure, the pulling plates 96 on the two clamping plates 7 are pulled, the two pulling plates 96 move oppositely, the two inserting rods 92 are completely retracted into the clamping plates 7, the two clamping plates 7 slide towards the direction close to the fixing frame 2, the two clamping plates 7 are clamped in the clamping grooves 16 formed on the mounting ring 6, the two pulling plates 96 are loosened, the two inserting rods 92 are inserted into the inner walls of the clamping grooves 16 under the extrusion of the first springs 94 on the same side, and then the two clamping plates 7 are fixed on the mounting ring 6, when the utility model is in operation, the connecting shaft of the speed reducer main body 1 rotates between the two clamping plates 7, the two clamping plates 7 can block dust in the outside air, avoid the dust to adhere to on the connecting axle of the 1 of reduction gear main part, when dismantling two cardboard 7, contract two inserted bars 92 to the inside of the cardboard 7 of place, and two cardboard 7 can pop out draw-in groove 16 under the extrusion of stripper plate 12, then the staff repeats the new cardboard 7 of installation of above-mentioned step.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The planet steel ball speed reducer with the dustproof structure is characterized by comprising a speed reducer main body (1), wherein an output end sleeve of the speed reducer main body (1) is provided with a fixed frame (2) and is fixedly connected with the fixed frame (2), the outer side of the fixed frame (2) is clamped with a clamping frame (3), a sleeve shell (4) is clamped inside one side, away from the speed reducer main body (1), of the clamping frame (3), the sleeve shell (4) is sleeved outside a connecting shaft of the speed reducer main body (1), the sleeve shell (4) is detachably connected onto the fixed frame (2) through a fixing bolt (5), a mounting ring (6) is fixedly connected to one side, away from the fixed frame (2), of the mounting ring (6), the middle part of one side, away from the sleeve shell (4), of the mounting ring (6) is provided with a clamping groove (16), and a fixing groove (10) is formed in the inner wall, close to the sleeve shell (4), a limiting groove (11) is formed in the circumferential inner wall of the fixing groove (10), two clamping plates (7) are clamped in the clamping groove (16), sealing strips (15) are fixedly connected to the inner walls of the two clamping plates (7), mounting grooves (8) are formed in one sides, away from the reducer main body (1), of the two clamping plates (7), and limiting mechanisms (9) are mounted in the mounting grooves (8);

stop gear (9) all include slide (91), the equal sliding connection of slide (91) is in the inside of place mounting groove (8), the equal fixedly connected with inserted bar (92) in one side of the connecting axle of reduction gear main part (1) is kept away from in slide (91), the one end that slide (91) were kept away from in inserted bar (92) all passes the inside of place mounting groove (8) and surely pegs graft in the inner wall of draw-in groove (16), the equal fixedly connected with locating lever (93) in one side of slide (91) connecting axle that is close to reduction gear main part (1), the outside of locating lever (93) all is overlapped and is equipped with first spring (94), the equal fixedly connected with baffle (95) in one side of reduction gear main part (1) is kept away from in slide (91), the equal fixedly connected with arm-tie (96) in one side of homonymy mounting groove (8) is kept away from in baffle (95).

2. The planetary steel ball speed reducer with the dustproof structure according to claim 1, wherein: the one end that connecting axle of reduction gear main part (1) was kept away from in first spring (94) is all fixed connection on homonymy slide (91), the equal fixed connection of one end that homonymy slide (91) was kept away from in first spring (94) is on the inner wall of place mounting groove (8).

3. The planetary steel ball speed reducer with the dustproof structure according to claim 1, wherein: the baffle plates (95) are located on the outer side of the mounting groove (8) on the same side, and the width of the baffle plates (95) is larger than that of the mounting groove (8) on the same side.

4. The planetary steel ball speed reducer with the dustproof structure according to claim 1, wherein: the inside sliding connection of fixed slot (10) has stripper plate (12), one side that reducer body (1) was kept away from in stripper plate (12) is contradicted and is connected on two cardboard (7), one side that reducer body (1) is close to in stripper plate (12) is through a plurality of second spring (14) fixed connection on the inner wall of fixed slot (10).

5. The planetary steel ball speed reducer with the dustproof structure according to claim 4, wherein: the extrusion plate (12) is of an annular structure, the extrusion plate (12) is close to one side of the outer wall of the circumference of the speed reducer main body (1) and is sleeved with a limit ring (13), and the limit ring (13) is connected to the inside of the limit groove (11) in a sliding mode.

6. The planetary steel ball speed reducer with the dustproof structure according to claim 1, wherein: the clamping plates (7) are the same in size and are of semicircular structures, and the clamping plates (7) are respectively sleeved on the connecting shaft of the speed reducer main body (1).