CN211563589U

CN211563589U - Automatic change device that sieves

Info

Publication number: CN211563589U
Application number: CN201922012460.7U
Authority: CN
Inventors: 黄福宽; 吕浩; 朱小安
Original assignee: Huizhou Hefu Plastic Electronic Co ltd
Current assignee: Huizhou Hefu Plastic Electronic Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-09-25
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to an automatic change device that sieves, including drive division and the portion of sieving, the drive division, sieve and connect through the universal joint between the portion. The driving part comprises a motor and a speed reducer, the motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with a universal joint through a first coupling. The sieving part comprises a sieving barrel and a rotating shaft, the sieving barrel is provided with a through hole along the central axis direction, the rotating shaft penetrates through the through hole, the rotating shaft is connected with the sieving barrel through a plurality of connecting rods, the front end of the rotating shaft is connected with a universal joint through a second universal joint, and the position of the rear end of the rotating shaft in the vertical direction is higher than that of the front end. The sieve part also comprises a material collecting hopper which is arranged under the sieve cylinder.

Description

Automatic change device that sieves

Technical Field

The utility model relates to an automatic change the field, especially relate to an automatic change device that sieves.

Background

Sieving granular material can obtain being accorded with the granule of particle size, nevertheless most still operating personnel sieve granular material through the mode that the screen cloth adopted manual operation at present, nevertheless adopt manual operation to filter not only the screening thoroughly to granular material, still waste time and energy and the amount of labour is big, the utility model provides an automatic change device that sieves can make things convenient for operating personnel to thoroughly the granular material screening, and remaining unqualified granular material also conveniently pours, and the screening efficiency is high moreover.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automatic change device that sieves, includes drive division and the portion of sieving, passes through the universal joint between drive division, the portion of sieving and connects. The universal joint is the parts that realize variable angle power transmission, the utility model discloses the universal joint that the well recorded in can adopt the universal joint that arbitrary prior art disclosed.

The drive division includes motor and reduction gear, and the input shaft of reduction gear is connected to the motor, and the output shaft of reduction gear passes through first coupling joint, and the motor is used for providing rotary drive power, and the reduction gear is used for improving the rotation moment of torsion.

The sieving part comprises a sieving barrel and a rotating shaft, the sieving barrel is provided with a through hole along the central axis direction, the rotating shaft penetrates through the through hole, the rotating shaft is connected with the sieving barrel through a plurality of connecting rods, the front end of the rotating shaft is connected with a universal joint through a second universal joint, and the position of the rear end of the rotating shaft in the vertical direction is higher than that of the front end. The speed reducer drives the rotating shaft to rotate around the central axis of the rotating shaft through the universal joint, and the rotating shaft drives the sieving barrel to rotate through the connecting rod. A sieve section of thick bamboo and axis of rotation all become a contained angle with the horizontal direction, and operating personnel uses the utility model provides an automatic during device that sieves, the granular material that will wait to sieve introduces the through hole that advances a sieve section of thick bamboo from the higher one end of a sieve section of thick bamboo, and rotatory a sieve section of thick bamboo can sieve the processing to granular material, and granular material still can remove to the lower one end of a sieve section of thick bamboo when sieving the processing under the effect of gravity moreover, and the granular material that the particle diameter is unqualified can leave a sieve section of thick bamboo from the lower one end of a sieve section of thick bamboo.

The screening part also comprises a material collecting hopper, the material collecting hopper is arranged under the screening barrel, and the material collecting hopper is used for collecting granular materials which are screened by the screening barrel and have qualified grain diameters.

Furthermore, the free end of the motor is connected with an input shaft of the speed reducer through a coupling. The coupling is used as a safety device for preventing the coupled machine member from bearing excessive load, and plays a role in overload protection. Preferably, the coupling is a flexible coupling with a resilient element.

Furthermore, the central axes of the sieving cylinder and the rotating shaft are superposed, so that the sieving cylinder and the rotating shaft rotate around the same central axis.

Further, the sieving part further comprises a first bearing seat and a second bearing seat, the first bearing seat and the second bearing seat are respectively arranged on the outer sides of the two ends of the sieving cylinder, the rotating shaft sequentially penetrates through the first bearing seat and the second bearing seat, and the first bearing seat is arranged between the universal joint and the sieving cylinder. Preferably, first bearing frame, second bearing frame are rolling bearing frame, and first bearing frame, second bearing frame are inside to be provided with the bearing around the axis circumference of axis of rotation, thereby first bearing frame, second bearing frame can become rolling friction with the sliding friction between the axis of rotation of operation and the bearing frame and reduce friction loss.

Further, the connecting rod is vertically connected to the rotating shaft.

Furthermore, the outer side of the sieving cylinder is uniformly provided with sieving holes which are communicated with the through holes. The upper limit of the qualified particle size of the granular material can be set by setting the diameter of the sieve pores.

The utility model discloses a theory of operation does: the utility model discloses an automatic change device that sieves, operating personnel start the device, and the motor provides rotary drive power to conduct drive power to axis of rotation through reduction gear and universal joint, the axis of rotation drives a section of thick bamboo rotation that sieves. The axis of rotation is at an angle to the horizontal, preferably 20 °. The operating personnel will wait that the granular material who sieves introduces into the through hole of a sieve section of thick bamboo from the higher one end of a sieve section of thick bamboo, the rotatory section of thick bamboo that sieves can sieve the granular material, granular material still can remove to the lower one end of a sieve section of thick bamboo when sieving the processing under the effect of gravity moreover, the granular material that the particle diameter is unqualified can leave a sieve section of thick bamboo from the lower one end of a sieve section of thick bamboo, the granular material that the particle diameter is qualified can fall into the collecting hopper from the sieve hole of a sieve section of thick bamboo.

The utility model has the advantages that: the utility model provides an automatic change device that sieves can make things convenient for operating personnel to thoroughly the granular material screening, and remaining unqualified granular material also makes things convenient for the separation moreover, and the screening efficiency is high, and a section of thick bamboo that sieves moreover is rotatory can prevent that granular material from blocking the sieve mesh.

Drawings

The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.

Fig. 1 is a schematic structural view of an automatic sieving apparatus according to an embodiment of the present invention.

Fig. 2 is a top view of a driving portion of an automatic sieving apparatus according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a first bearing seat according to an embodiment of the present invention.

Fig. 4 is a cross-sectional view of a second bearing seat according to an embodiment of the present invention.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-4, an embodiment of the present invention provides an automatic sieving apparatus, which includes a driving portion and a sieving portion, wherein the driving portion and the sieving portion are connected by a universal joint 52. The driving part is arranged on the workbench 1 and comprises a motor 2 and a speed reducer 4, the free end of the motor 2 is connected with the input shaft of the speed reducer 4 through a coupling 3, and the output shaft of the speed reducer 4 is connected with a universal joint 52 through a first coupling 51. The sieving part comprises a sieving barrel 8 and a rotating shaft 7, the sieving barrel 8 is provided with a through hole along the central axis direction thereof, the rotating shaft 7 penetrates through the through hole, the central axes of the sieving barrel 8 and the rotating shaft 7 are superposed, the rotating shaft 7 is connected with the sieving barrel 8 through a plurality of connecting rods 9, and the connecting rods 9 are vertically connected with the rotating shaft 7. The front end of the rotating shaft 7 is connected to the universal joint 52 via a second joint 53, and the rear end of the rotating shaft 7 is positioned higher than the front end in the vertical direction. The sieving part also comprises a material collecting hopper 11, and the material collecting hopper 11 is arranged right below the sieving barrel 8. The sieving part further comprises a first bearing seat 6 and a second bearing seat 10, the first bearing seat 6 and the second bearing seat 10 are respectively arranged on the outer sides of two ends of a sieving cylinder 8, the rotating shaft 7 sequentially penetrates through the first bearing seat 6 and the second bearing seat 10, and the first bearing seat 6 is arranged between the universal joint 53 and the sieving cylinder 8. The outside of sieving section of thick bamboo 8 evenly is provided with the sieve mesh 81, and sieve mesh 81 links through the through-hole of sieving section of thick bamboo 8. An inclined baffle plate 12 is arranged at an outlet at the lower end of a through hole of the sieving barrel 8, the baffle plate 12 is used for guiding granular materials with unqualified grain diameters to leave the sieving barrel 8 from the lower end of the sieving barrel 8, a first bearing 61 is arranged inside the first bearing seat 6 in the circumferential direction of the central axis of the rotating shaft 7, and a second bearing 101 is arranged inside the second bearing seat 10 in the circumferential direction of the central axis of the rotating shaft 7.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an automatic change device that sieves which characterized in that:

the screen comprises a driving part and a screening part, wherein the driving part and the screening part are connected through a universal joint;

the driving part comprises a motor and a speed reducer, the motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with the universal joint through a first coupling;

the sieving part comprises a sieving barrel and a rotating shaft, the sieving barrel is provided with a through hole along the central axis direction, the rotating shaft penetrates through the through hole, the rotating shaft is connected with the sieving barrel through a plurality of connecting rods, the front end of the rotating shaft is connected with the universal joint through a second coupling joint, and the position of the rear end of the rotating shaft in the vertical direction is higher than that of the front end;

the sieve part also comprises a material collecting hopper which is arranged under the sieve cylinder.

2. An automated screening apparatus according to claim 1, wherein: the free end of the motor is connected with the input shaft of the speed reducer through a coupling.

3. An automated screening apparatus according to claim 2, wherein: the central axes of the screen cylinder and the rotating shaft are superposed.

4. An automated screening apparatus according to claim 3, wherein: the screening part further comprises a first bearing seat and a second bearing seat, the first bearing seat and the second bearing seat are respectively arranged on the outer sides of the two ends of the screening cylinder, the rotating shaft sequentially penetrates through the first bearing seat and the second bearing seat, and the first bearing seat is arranged between the universal joint and the screening cylinder.

5. An automated screening apparatus according to claim 4, wherein: the connecting rod is vertically connected to the rotating shaft.

6. An automated screening apparatus according to claim 5, wherein: and the outer side of the sieving barrel is uniformly provided with sieving holes which are communicated with the through holes.